blob: f24fd30acb732b2cd3b9676e570ebb7a00e94642 (plain)

ofs	hex dump	ascii
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16480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
164a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
164c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
164e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
165a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
165c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
165e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
166a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
166c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
166e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
167a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
167c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
167e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
168a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
168c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
168e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
169a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
169c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
169e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16a00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16a20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16a40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16a60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16a80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16aa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16ac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16ae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16b00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16b20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16b40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16b60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16b80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16ba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16bc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16be0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16c00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16c20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16c40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16c60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16ca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16cc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16ce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16d00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16d20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16d40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16d60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
16fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
17000	00 00 00 00 70 3b 2d 31 33 35 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70	....p;-135 // bad&nbsp
17020	3b 66 69 6c 65 26 6e 62 73 70 3b 73 65 65 6b 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	;file&nbsp;seek<br>#define&nbsp;
17040	50 49 5f 4e 4f 5f 46 49 4c 45 5f 4d 41 54 43 48 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	PI_NO_FILE_MATCH&nbsp;&nbsp;&nbs
17060	70 3b 2d 31 33 36 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 66 69 6c 65	p;-136&nbsp;//&nbsp;no&nbsp;file
17080	73 26 6e 62 73 70 3b 6d 61 74 63 68 26 6e 62 73 70 3b 70 61 74 74 65 72 6e 3c 62 72 3e 23 64 65	s&nbsp;match&nbsp;pattern<br>#de
170a0	66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 5f 46 49 4c 45 5f 41 43 43 45 53 53 26 6e 62 73 70	fine&nbsp;PI_NO_FILE_ACCESS&nbsp
170c0	3b 26 6e 62 73 70 3b 2d 31 33 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70	;&nbsp;-137&nbsp;//&nbsp;no&nbsp
170e0	3b 70 65 72 6d 69 73 73 69 6f 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 61 63 63 65 73 73 26	;permission&nbsp;to&nbsp;access&
17100	6e 62 73 70 3b 66 69 6c 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 46 49 4c	nbsp;file<br>#define&nbsp;PI_FIL
17120	45 5f 49 53 5f 41 5f 44 49 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 33 38	E_IS_A_DIR&nbsp;&nbsp;&nbsp;-138
17140	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b	&nbsp;//&nbsp;file&nbsp;is&nbsp;
17160	61 26 6e 62 73 70 3b 64 69 72 65 63 74 6f 72 79 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	a&nbsp;directory<br>#define&nbsp
17180	3b 50 49 5f 42 41 44 5f 53 48 45 4c 4c 5f 53 54 41 54 55 53 26 6e 62 73 70 3b 2d 31 33 39 26 6e	;PI_BAD_SHELL_STATUS&nbsp;-139&n
171a0	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 73 68 65 6c 6c 26 6e 62 73 70 3b	bsp;//&nbsp;bad&nbsp;shell&nbsp;
171c0	72 65 74 75 72 6e 26 6e 62 73 70 3b 73 74 61 74 75 73 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62	return&nbsp;status<br>#define&nb
171e0	73 70 3b 50 49 5f 42 41 44 5f 53 43 52 49 50 54 5f 4e 41 4d 45 26 6e 62 73 70 3b 2d 31 34 30 26	sp;PI_BAD_SCRIPT_NAME&nbsp;-140&
17200	6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 73 63 72 69 70 74 26 6e 62 73	nbsp;//&nbsp;bad&nbsp;script&nbs
17220	70 3b 6e 61 6d 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 50	p;name<br>#define&nbsp;PI_BAD_SP
17240	49 5f 42 41 55 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31	I_BAUD&nbsp;&nbsp;&nbsp;&nbsp;-1
17260	34 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 53 50 49 26 6e 62 73	41&nbsp;//&nbsp;bad&nbsp;SPI&nbs
17280	70 3b 62 61 75 64 26 6e 62 73 70 3b 72 61 74 65 2c 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b	p;baud&nbsp;rate,&nbsp;not&nbsp;
172a0	35 30 2d 35 30 30 6b 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 54 5f 53	50-500k<br>#define&nbsp;PI_NOT_S
172c0	50 49 5f 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	PI_GPIO&nbsp;&nbsp;&nbsp;&nbsp;-
172e0	31 34 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 62 69 74 26 6e 62 73	142&nbsp;//&nbsp;no&nbsp;bit&nbs
17300	70 3b 62 61 6e 67 26 6e 62 73 70 3b 53 50 49 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 70 72 6f	p;bang&nbsp;SPI&nbsp;in&nbsp;pro
17320	67 72 65 73 73 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 3c 62 72 3e 23 64 65 66 69	gress&nbsp;on&nbsp;GPIO<br>#defi
17340	6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 45 56 45 4e 54 5f 49 44 26 6e 62 73 70 3b 26 6e 62	ne&nbsp;PI_BAD_EVENT_ID&nbsp;&nb
17360	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 34 33 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	sp;&nbsp;&nbsp;-143&nbsp;//&nbsp
17380	3b 62 61 64 26 6e 62 73 70 3b 65 76 65 6e 74 26 6e 62 73 70 3b 69 64 3c 62 72 3e 23 64 65 66 69	;bad&nbsp;event&nbsp;id<br>#defi
173a0	6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 4e 54 45 52 52 55 50 54 45 44 26 6e 62 73 70 3b	ne&nbsp;PI_CMD_INTERRUPTED&nbsp;
173c0	2d 31 34 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 55 73 65 64 26 6e 62 73 70 3b 62 79 26 6e	-144&nbsp;//&nbsp;Used&nbsp;by&n
173e0	62 73 70 3b 50 79 74 68 6f 6e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f	bsp;Python<br>#define&nbsp;PI_NO
17400	54 5f 4f 4e 5f 42 43 4d 32 37 31 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 34 35 26 6e 62 73	T_ON_BCM2711&nbsp;&nbsp;-145&nbs
17420	70 3b 2f 2f 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 61 76 61 69 6c 61 62 6c 65 26 6e 62 73	p;//&nbsp;not&nbsp;available&nbs
17440	70 3b 6f 6e 26 6e 62 73 70 3b 42 43 4d 32 37 31 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	p;on&nbsp;BCM2711<br>#define&nbs
17460	70 3b 50 49 5f 4f 4e 4c 59 5f 4f 4e 5f 42 43 4d 32 37 31 31 26 6e 62 73 70 3b 2d 31 34 36 26 6e	p;PI_ONLY_ON_BCM2711&nbsp;-146&n
17480	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 61 76 61 69 6c 61 62 6c 65 26	bsp;//&nbsp;only&nbsp;available&
174a0	6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 42 43 4d 32 37 31 31 3c 62 72 3e 3c 62 72 3e 23 64 65 66	nbsp;on&nbsp;BCM2711<br><br>#def
174c0	69 6e 65 26 6e 62 73 70 3b 50 49 5f 50 49 47 49 46 5f 45 52 52 5f 30 26 6e 62 73 70 3b 26 6e 62	ine&nbsp;PI_PIGIF_ERR_0&nbsp;&nb
174e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 32 30 30 30 3c 62 72 3e 23 64 65 66 69 6e 65 26	sp;&nbsp;&nbsp;-2000<br>#define&
17500	6e 62 73 70 3b 50 49 5f 50 49 47 49 46 5f 45 52 52 5f 39 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;PI_PIGIF_ERR_99&nbsp;&nbsp;
17520	26 6e 62 73 70 3b 2d 32 30 39 39 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	&nbsp;-2099<br><br>#define&nbsp;
17540	50 49 5f 43 55 53 54 4f 4d 5f 45 52 52 5f 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	PI_CUSTOM_ERR_0&nbsp;&nbsp;&nbsp
17560	3b 2d 33 30 30 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 55 53 54 4f 4d	;-3000<br>#define&nbsp;PI_CUSTOM
17580	5f 45 52 52 5f 39 39 39 26 6e 62 73 70 3b 2d 33 39 39 39 3c 62 72 3e 3c 62 72 3e 3c 2f 63 6f 64	_ERR_999&nbsp;-3999<br><br></cod
175a0	65 3e 3c 68 32 3e 44 65 66 61 75 6c 74 73 3c 2f 68 32 3e 3c 63 6f 64 65 3e 3c 62 72 3e 23 64 65	e><h2>Defaults</h2><code><br>#de
175c0	66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 42 55 46 46 45 52 5f 4d 49 4c 4c	fine&nbsp;PI_DEFAULT_BUFFER_MILL
175e0	49 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	IS&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
17600	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
17620	62 73 70 3b 31 32 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55	bsp;120<br>#define&nbsp;PI_DEFAU
17640	4c 54 5f 43 4c 4b 5f 4d 49 43 52 4f 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	LT_CLK_MICROS&nbsp;&nbsp;&nbsp;&
17660	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
17680	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
176a0	3b 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 43 4c	;5<br>#define&nbsp;PI_DEFAULT_CL
176c0	4b 5f 50 45 52 49 50 48 45 52 41 4c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	K_PERIPHERAL&nbsp;&nbsp;&nbsp;&n
176e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
17700	70 3b 26 6e 62 73 70 3b 50 49 5f 43 4c 4f 43 4b 5f 50 43 4d 3c 62 72 3e 23 64 65 66 69 6e 65 26	p;&nbsp;PI_CLOCK_PCM<br>#define&
17720	6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 49 46 5f 46 4c 41 47 53 26 6e 62 73 70 3b 26 6e	nbsp;PI_DEFAULT_IF_FLAGS&nbsp;&n
17740	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
17760	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
17780	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 23 64 65	&nbsp;&nbsp;&nbsp;&nbsp;0<br>#de
177a0	66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 46 4f 52 45 47 52 4f 55 4e 44 26	fine&nbsp;PI_DEFAULT_FOREGROUND&
177c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
177e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
17800	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 23 64 65 66 69 6e 65 26	;&nbsp;&nbsp;&nbsp;0<br>#define&
17820	6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 44 4d 41 5f 43 48 41 4e 4e 45 4c 26 6e 62 73 70	nbsp;PI_DEFAULT_DMA_CHANNEL&nbsp
17840	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
17860	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
17880	73 70 3b 26 6e 62 73 70 3b 31 34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44	sp;&nbsp;14<br>#define&nbsp;PI_D
178a0	45 46 41 55 4c 54 5f 44 4d 41 5f 50 52 49 4d 41 52 59 5f 43 48 41 4e 4e 45 4c 26 6e 62 73 70 3b	EFAULT_DMA_PRIMARY_CHANNEL&nbsp;
178c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 34 3c 62 72 3e 23 64	&nbsp;&nbsp;&nbsp;&nbsp;14<br>#d
178e0	65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 44 4d 41 5f 53 45 43 4f 4e 44	efine&nbsp;PI_DEFAULT_DMA_SECOND
17900	41 52 59 5f 43 48 41 4e 4e 45 4c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 3c 62	ARY_CHANNEL&nbsp;&nbsp;&nbsp;6<b
17920	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 44 4d 41 5f 50 52	r>#define&nbsp;PI_DEFAULT_DMA_PR
17940	49 4d 41 52 59 5f 43 48 5f 32 37 31 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	IMARY_CH_2711&nbsp;&nbsp;&nbsp;&
17960	6e 62 73 70 3b 26 6e 62 73 70 3b 37 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f	nbsp;&nbsp;7<br>#define&nbsp;PI_
17980	44 45 46 41 55 4c 54 5f 44 4d 41 5f 53 45 43 4f 4e 44 41 52 59 5f 43 48 5f 32 37 31 31 26 6e 62	DEFAULT_DMA_SECONDARY_CH_2711&nb
179a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	sp;&nbsp;&nbsp;6<br>#define&nbsp
179c0	3b 50 49 5f 44 45 46 41 55 4c 54 5f 44 4d 41 5f 4e 4f 54 5f 53 45 54 26 6e 62 73 70 3b 26 6e 62	;PI_DEFAULT_DMA_NOT_SET&nbsp;&nb
179e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
17a00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
17a20	6e 62 73 70 3b 31 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55	nbsp;15<br>#define&nbsp;PI_DEFAU
17a40	4c 54 5f 53 4f 43 4b 45 54 5f 50 4f 52 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	LT_SOCKET_PORT&nbsp;&nbsp;&nbsp;
17a60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
17a80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 38 38 38	bsp;&nbsp;&nbsp;&nbsp;&nbsp;8888
17aa0	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 53 4f 43 4b	<br>#define&nbsp;PI_DEFAULT_SOCK
17ac0	45 54 5f 50 4f 52 54 5f 53 54 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	ET_PORT_STR&nbsp;&nbsp;&nbsp;&nb
17ae0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
17b00	3b 22 38 38 38 38 22 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55	;"8888"<br>#define&nbsp;PI_DEFAU
17b20	4c 54 5f 53 4f 43 4b 45 54 5f 41 44 44 52 5f 53 54 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	LT_SOCKET_ADDR_STR&nbsp;&nbsp;&n
17b40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
17b60	70 3b 26 6e 62 73 70 3b 22 6c 6f 63 61 6c 68 6f 73 74 22 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	p;&nbsp;"localhost"<br>#define&n
17b80	62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 55 50 44 41 54 45 5f 4d 41 53 4b 5f 55 4e 4b 4e 4f	bsp;PI_DEFAULT_UPDATE_MASK_UNKNO
17ba0	57 4e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	WN&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
17bc0	30 78 30 30 30 30 30 30 30 46 46 46 46 46 46 43 4c 4c 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62	0x0000000FFFFFFCLL<br>#define&nb
17be0	73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 55 50 44 41 54 45 5f 4d 41 53 4b 5f 42 31 26 6e 62 73	sp;PI_DEFAULT_UPDATE_MASK_B1&nbs
17c00	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
17c20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 33 45 37 43 46	&nbsp;&nbsp;&nbsp;&nbsp;0x03E7CF
17c40	39 33 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 55 50	93<br>#define&nbsp;PI_DEFAULT_UP
17c60	44 41 54 45 5f 4d 41 53 4b 5f 41 5f 42 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	DATE_MASK_A_B2&nbsp;&nbsp;&nbsp;
17c80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x
17ca0	46 42 43 37 43 46 39 43 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41	FBC7CF9C<br>#define&nbsp;PI_DEFA
17cc0	55 4c 54 5f 55 50 44 41 54 45 5f 4d 41 53 4b 5f 41 50 4c 55 53 5f 42 50 4c 55 53 26 6e 62 73 70	ULT_UPDATE_MASK_APLUS_BPLUS&nbsp
17ce0	3b 30 78 30 30 38 30 34 38 30 46 46 46 46 46 46 43 4c 4c 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	;0x0080480FFFFFFCLL<br>#define&n
17d00	62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 55 50 44 41 54 45 5f 4d 41 53 4b 5f 5a 45 52 4f 26	bsp;PI_DEFAULT_UPDATE_MASK_ZERO&
17d20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
17d40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 30 38 30 30 30 30 46 46 46 46 46 46 43 4c	sp;&nbsp;&nbsp;0x0080000FFFFFFCL
17d60	4c 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 55 50 44	L<br>#define&nbsp;PI_DEFAULT_UPD
17d80	41 54 45 5f 4d 41 53 4b 5f 50 49 32 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	ATE_MASK_PI2B&nbsp;&nbsp;&nbsp;&
17da0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x0
17dc0	30 38 30 34 38 30 46 46 46 46 46 46 43 4c 4c 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	080480FFFFFFCLL<br>#define&nbsp;
17de0	50 49 5f 44 45 46 41 55 4c 54 5f 55 50 44 41 54 45 5f 4d 41 53 4b 5f 50 49 33 42 26 6e 62 73 70	PI_DEFAULT_UPDATE_MASK_PI3B&nbsp
17e00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
17e20	6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 30 30 30 30 30 30 46 46 46 46 46 46 43 4c 4c 3c 62 72	nbsp;&nbsp;0x0000000FFFFFFCLL<br
17e40	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54 5f 55 50 44 41 54 45 5f	>#define&nbsp;PI_DEFAULT_UPDATE_
17e60	4d 41 53 4b 5f 50 49 34 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	MASK_PI4B&nbsp;&nbsp;&nbsp;&nbsp
17e80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 30 30 30 30	;&nbsp;&nbsp;&nbsp;&nbsp;0x00000
17ea0	30 30 46 46 46 46 46 46 43 4c 4c 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44	00FFFFFFCLL<br>#define&nbsp;PI_D
17ec0	45 46 41 55 4c 54 5f 55 50 44 41 54 45 5f 4d 41 53 4b 5f 43 4f 4d 50 55 54 45 26 6e 62 73 70 3b	EFAULT_UPDATE_MASK_COMPUTE&nbsp;
17ee0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 30 46 46 46 46	&nbsp;&nbsp;&nbsp;&nbsp;0x00FFFF
17f00	46 46 46 46 46 46 46 46 4c 4c 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45	FFFFFFFFLL<br>#define&nbsp;PI_DE
17f20	46 41 55 4c 54 5f 4d 45 4d 5f 41 4c 4c 4f 43 5f 4d 4f 44 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b	FAULT_MEM_ALLOC_MODE&nbsp;&nbsp;
17f40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
17f60	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 49 5f 4d 45 4d 5f 41 4c 4c 4f 43 5f 41 55 54	bsp;&nbsp;&nbsp;PI_MEM_ALLOC_AUT
17f80	4f 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 46 41 55 4c 54	O<br><br>#define&nbsp;PI_DEFAULT
17fa0	5f 43 46 47 5f 49 4e 54 45 52 4e 41 4c 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	_CFG_INTERNALS&nbsp;&nbsp;&nbsp;
17fc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
17fe0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e	bsp;&nbsp;&nbsp;0<br><br></code>
18000	00 00 00 18 6e 62 73 70 3b 2d 39 39 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6e 65 65 64 26 6e	....nbsp;-99&nbsp;//&nbsp;need&n
18020	62 73 70 3b 70 61 73 73 77 6f 72 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 75 73 65 26 6e 62	bsp;password&nbsp;to&nbsp;use&nb
18040	73 70 3b 68 61 72 64 77 61 72 65 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 3c 62 72	sp;hardware&nbsp;clock&nbsp;1<br
18060	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 48 50 57 4d 5f 49 4c 4c 45 47 41 4c 26 6e 62	>#define&nbsp;PI_HPWM_ILLEGAL&nb
18080	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 30 30 26 6e 62 73 70 3b 2f	sp;&nbsp;&nbsp;&nbsp;-100&nbsp;/
180a0	2f 26 6e 62 73 70 3b 69 6c 6c 65 67 61 6c 2c 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 69 6e	/&nbsp;illegal,&nbsp;PWM&nbsp;in
180c0	26 6e 62 73 70 3b 75 73 65 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 6d 61 69 6e 26 6e 62 73	&nbsp;use&nbsp;for&nbsp;main&nbs
180e0	70 3b 63 6c 6f 63 6b 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 44	p;clock<br>#define&nbsp;PI_BAD_D
18100	41 54 41 42 49 54 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	ATABITS&nbsp;&nbsp;&nbsp;&nbsp;-
18120	31 30 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70 3b 64 61 74	101&nbsp;//&nbsp;serial&nbsp;dat
18140	61 26 6e 62 73 70 3b 62 69 74 73 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 31 2d 33 32 3c 62	a&nbsp;bits&nbsp;not&nbsp;1-32<b
18160	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 54 4f 50 42 49 54 53 26 6e	r>#define&nbsp;PI_BAD_STOPBITS&n
18180	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 30 32 26 6e 62 73 70 3b	bsp;&nbsp;&nbsp;&nbsp;-102&nbsp;
181a0	2f 2f 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70 3b 28 68 61 6c 66 29 26 6e 62 73 70 3b	//&nbsp;serial&nbsp;(half)&nbsp;
181c0	73 74 6f 70 26 6e 62 73 70 3b 62 69 74 73 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 32 2d 38	stop&nbsp;bits&nbsp;not&nbsp;2-8
181e0	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4d 53 47 5f 54 4f 4f 42 49 47 26 6e	<br>#define&nbsp;PI_MSG_TOOBIG&n
18200	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
18220	70 3b 2d 31 30 33 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 6f 63 6b 65 74 2f 70 69 70 65 26	p;-103&nbsp;//&nbsp;socket/pipe&
18240	6e 62 73 70 3b 6d 65 73 73 61 67 65 26 6e 62 73 70 3b 74 6f 6f 26 6e 62 73 70 3b 62 69 67 3c 62	nbsp;message&nbsp;too&nbsp;big<b
18260	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 4d 41 4c 4c 4f 43 5f 4d 4f 44	r>#define&nbsp;PI_BAD_MALLOC_MOD
18280	45 26 6e 62 73 70 3b 2d 31 30 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73	E&nbsp;-104&nbsp;//&nbsp;bad&nbs
182a0	70 3b 6d 65 6d 6f 72 79 26 6e 62 73 70 3b 61 6c 6c 6f 63 61 74 69 6f 6e 26 6e 62 73 70 3b 6d 6f	p;memory&nbsp;allocation&nbsp;mo
182c0	64 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 53	de<br>#define&nbsp;PI_TOO_MANY_S
182e0	45 47 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 30 35 26 6e 62 73 70 3b 2f	EGS&nbsp;&nbsp;&nbsp;-105&nbsp;/
18300	2f 26 6e 62 73 70 3b 74 6f 6f 26 6e 62 73 70 3b 6d 61 6e 79 26 6e 62 73 70 3b 49 32 43 26 6e 62	/&nbsp;too&nbsp;many&nbsp;I2C&nb
18320	73 70 3b 74 72 61 6e 73 61 63 74 69 6f 6e 26 6e 62 73 70 3b 73 65 67 6d 65 6e 74 73 3c 62 72 3e	sp;transaction&nbsp;segments<br>
18340	23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 49 32 43 5f 53 45 47 26 6e 62 73 70	#define&nbsp;PI_BAD_I2C_SEG&nbsp
18360	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 30 36 26 6e 62	;&nbsp;&nbsp;&nbsp;&nbsp;-106&nb
18380	73 70 3b 2f 2f 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 74 72 61 6e	sp;//&nbsp;an&nbsp;I2C&nbsp;tran
183a0	73 61 63 74 69 6f 6e 26 6e 62 73 70 3b 73 65 67 6d 65 6e 74 26 6e 62 73 70 3b 66 61 69 6c 65 64	saction&nbsp;segment&nbsp;failed
183c0	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 4d 42 55 53 5f 43 4d	<br>#define&nbsp;PI_BAD_SMBUS_CM
183e0	44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 30 37 26 6e 62 73 70 3b 2f 2f 26	D&nbsp;&nbsp;&nbsp;-107&nbsp;//&
18400	6e 62 73 70 3b 53 4d 42 75 73 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 26 6e 62 73 70 3b 6e 6f 74	nbsp;SMBus&nbsp;command&nbsp;not
18420	26 6e 62 73 70 3b 73 75 70 70 6f 72 74 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 64 72 69	&nbsp;supported&nbsp;by&nbsp;dri
18440	76 65 72 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 54 5f 49 32 43 5f 47	ver<br>#define&nbsp;PI_NOT_I2C_G
18460	50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 30 38 26	PIO&nbsp;&nbsp;&nbsp;&nbsp;-108&
18480	6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 62 61	nbsp;//&nbsp;no&nbsp;bit&nbsp;ba
184a0	6e 67 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 70 72 6f 67 72 65 73	ng&nbsp;I2C&nbsp;in&nbsp;progres
184c0	73 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	s&nbsp;on&nbsp;GPIO<br>#define&n
184e0	62 73 70 3b 50 49 5f 42 41 44 5f 49 32 43 5f 57 4c 45 4e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	bsp;PI_BAD_I2C_WLEN&nbsp;&nbsp;&
18500	6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 30 39 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64	nbsp;&nbsp;-109&nbsp;//&nbsp;bad
18520	26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 6c 65 6e 67 74 68	&nbsp;I2C&nbsp;write&nbsp;length
18540	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 49 32 43 5f 52 4c 45 4e	<br>#define&nbsp;PI_BAD_I2C_RLEN
18560	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 31 30 26 6e 62 73	&nbsp;&nbsp;&nbsp;&nbsp;-110&nbs
18580	70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 72 65 61 64	p;//&nbsp;bad&nbsp;I2C&nbsp;read
185a0	26 6e 62 73 70 3b 6c 65 6e 67 74 68 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f	&nbsp;length<br>#define&nbsp;PI_
185c0	42 41 44 5f 49 32 43 5f 43 4d 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	BAD_I2C_CMD&nbsp;&nbsp;&nbsp;&nb
185e0	73 70 3b 26 6e 62 73 70 3b 2d 31 31 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e	sp;&nbsp;-111&nbsp;//&nbsp;bad&n
18600	62 73 70 3b 49 32 43 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 3c 62 72 3e 23 64 65 66 69 6e 65 26	bsp;I2C&nbsp;command<br>#define&
18620	6e 62 73 70 3b 50 49 5f 42 41 44 5f 49 32 43 5f 42 41 55 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;PI_BAD_I2C_BAUD&nbsp;&nbsp;
18640	26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 31 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61	&nbsp;&nbsp;-112&nbsp;//&nbsp;ba
18660	64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 62 61 75 64 26 6e 62 73 70 3b 72 61 74 65 2c 26	d&nbsp;I2C&nbsp;baud&nbsp;rate,&
18680	6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 35 30 2d 35 30 30 6b 3c 62 72 3e 23 64 65 66 69 6e 65	nbsp;not&nbsp;50-500k<br>#define
186a0	26 6e 62 73 70 3b 50 49 5f 43 48 41 49 4e 5f 4c 4f 4f 50 5f 43 4e 54 26 6e 62 73 70 3b 26 6e 62	&nbsp;PI_CHAIN_LOOP_CNT&nbsp;&nb
186c0	73 70 3b 2d 31 31 33 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 63 68	sp;-113&nbsp;//&nbsp;bad&nbsp;ch
186e0	61 69 6e 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 63 6f 75 6e 74 3c 62 72 3e 23 64 65 66	ain&nbsp;loop&nbsp;count<br>#def
18700	69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 4c 4f 4f 50 26 6e 62 73 70 3b	ine&nbsp;PI_BAD_CHAIN_LOOP&nbsp;
18720	26 6e 62 73 70 3b 2d 31 31 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 65 6d 70 74 79 26 6e 62	&nbsp;-114&nbsp;//&nbsp;empty&nb
18740	73 70 3b 63 68 61 69 6e 26 6e 62 73 70 3b 6c 6f 6f 70 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62	sp;chain&nbsp;loop<br>#define&nb
18760	73 70 3b 50 49 5f 43 48 41 49 4e 5f 43 4f 55 4e 54 45 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	sp;PI_CHAIN_COUNTER&nbsp;&nbsp;&
18780	6e 62 73 70 3b 2d 31 31 35 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 6f 6f 26 6e 62 73 70 3b	nbsp;-115&nbsp;//&nbsp;too&nbsp;
187a0	6d 61 6e 79 26 6e 62 73 70 3b 63 68 61 69 6e 26 6e 62 73 70 3b 63 6f 75 6e 74 65 72 73 3c 62 72	many&nbsp;chain&nbsp;counters<br
187c0	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 43 4d 44 26 6e	>#define&nbsp;PI_BAD_CHAIN_CMD&n
187e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 31 36 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	bsp;&nbsp;&nbsp;-116&nbsp;//&nbs
18800	70 3b 62 61 64 26 6e 62 73 70 3b 63 68 61 69 6e 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 3c 62 72	p;bad&nbsp;chain&nbsp;command<br
18820	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 44 45 4c 41 59	>#define&nbsp;PI_BAD_CHAIN_DELAY
18840	26 6e 62 73 70 3b 2d 31 31 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70	&nbsp;-117&nbsp;//&nbsp;bad&nbsp
18860	3b 63 68 61 69 6e 26 6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73 70 3b 6d 69 63 72 6f 73 3c 62 72	;chain&nbsp;delay&nbsp;micros<br
18880	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 48 41 49 4e 5f 4e 45 53 54 49 4e 47 26 6e	>#define&nbsp;PI_CHAIN_NESTING&n
188a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 31 38 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	bsp;&nbsp;&nbsp;-118&nbsp;//&nbs
188c0	70 3b 63 68 61 69 6e 26 6e 62 73 70 3b 63 6f 75 6e 74 65 72 73 26 6e 62 73 70 3b 6e 65 73 74 65	p;chain&nbsp;counters&nbsp;neste
188e0	64 26 6e 62 73 70 3b 74 6f 6f 26 6e 62 73 70 3b 64 65 65 70 6c 79 3c 62 72 3e 23 64 65 66 69 6e	d&nbsp;too&nbsp;deeply<br>#defin
18900	65 26 6e 62 73 70 3b 50 49 5f 43 48 41 49 4e 5f 54 4f 4f 5f 42 49 47 26 6e 62 73 70 3b 26 6e 62	e&nbsp;PI_CHAIN_TOO_BIG&nbsp;&nb
18920	73 70 3b 26 6e 62 73 70 3b 2d 31 31 39 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 63 68 61 69 6e	sp;&nbsp;-119&nbsp;//&nbsp;chain
18940	26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 74 6f 6f 26 6e 62 73 70 3b 6c 6f 6e 67 3c 62 72 3e 23	&nbsp;is&nbsp;too&nbsp;long<br>#
18960	64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 45 50 52 45 43 41 54 45 44 26 6e 62 73 70 3b 26	define&nbsp;PI_DEPRECATED&nbsp;&
18980	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 32	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;-12
189a0	30 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 65 70 72 65 63 61 74 65 64 26 6e 62 73 70 3b 66	0&nbsp;//&nbsp;deprecated&nbsp;f
189c0	75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 72 65 6d 6f 76 65 64 3c 62 72 3e 23 64 65 66 69 6e 65 26	unction&nbsp;removed<br>#define&
189e0	6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 45 52 5f 49 4e 56 45 52 54 26 6e 62 73 70 3b 26 6e 62 73	nbsp;PI_BAD_SER_INVERT&nbsp;&nbs
18a00	70 3b 2d 31 32 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 62 61 6e	p;-121&nbsp;//&nbsp;bit&nbsp;ban
18a20	67 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70 3b 69 6e 76 65 72 74 26 6e 62 73 70 3b 6e	g&nbsp;serial&nbsp;invert&nbsp;n
18a40	6f 74 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 31 3c 62 72 3e 23 64 65 66	ot&nbsp;0&nbsp;or&nbsp;1<br>#def
18a60	69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 45 44 47 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b	ine&nbsp;PI_BAD_EDGE&nbsp;&nbsp;
18a80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
18aa0	62 73 70 3b 2d 31 32 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 49	bsp;-122&nbsp;//&nbsp;bad&nbsp;I
18ac0	53 52 26 6e 62 73 70 3b 65 64 67 65 26 6e 62 73 70 3b 76 61 6c 75 65 2c 26 6e 62 73 70 3b 6e 6f	SR&nbsp;edge&nbsp;value,&nbsp;no
18ae0	74 26 6e 62 73 70 3b 30 2d 32 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41	t&nbsp;0-2<br>#define&nbsp;PI_BA
18b00	44 5f 49 53 52 5f 49 4e 49 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	D_ISR_INIT&nbsp;&nbsp;&nbsp;&nbs
18b20	70 3b 2d 31 32 33 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 49 53 52	p;-123&nbsp;//&nbsp;bad&nbsp;ISR
18b40	26 6e 62 73 70 3b 69 6e 69 74 69 61 6c 69 73 61 74 69 6f 6e 3c 62 72 3e 23 64 65 66 69 6e 65 26	&nbsp;initialisation<br>#define&
18b60	6e 62 73 70 3b 50 49 5f 42 41 44 5f 46 4f 52 45 56 45 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	nbsp;PI_BAD_FOREVER&nbsp;&nbsp;&
18b80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 32 34 26 6e 62 73 70 3b 2f 2f 26 6e 62	nbsp;&nbsp;&nbsp;-124&nbsp;//&nb
18ba0	73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 66 6f 72 65 76 65 72 26 6e 62 73 70 3b 6d 75 73 74 26 6e	sp;loop&nbsp;forever&nbsp;must&n
18bc0	62 73 70 3b 62 65 26 6e 62 73 70 3b 6c 61 73 74 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 3c 62 72	bsp;be&nbsp;last&nbsp;command<br
18be0	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 46 49 4c 54 45 52 26 6e 62 73 70	>#define&nbsp;PI_BAD_FILTER&nbsp
18c00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;-
18c20	31 32 35 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 66 69 6c 74 65 72	125&nbsp;//&nbsp;bad&nbsp;filter
18c40	26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	&nbsp;parameter<br>#define&nbsp;
18c60	50 49 5f 42 41 44 5f 50 41 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	PI_BAD_PAD&nbsp;&nbsp;&nbsp;&nbs
18c80	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
18ca0	2d 31 32 36 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 70 61 64 26 6e	-126&nbsp;//&nbsp;bad&nbsp;pad&n
18cc0	62 73 70 3b 6e 75 6d 62 65 72 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41	bsp;number<br>#define&nbsp;PI_BA
18ce0	44 5f 53 54 52 45 4e 47 54 48 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	D_STRENGTH&nbsp;&nbsp;&nbsp;&nbs
18d00	70 3b 2d 31 32 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 70 61 64	p;-127&nbsp;//&nbsp;bad&nbsp;pad
18d20	26 6e 62 73 70 3b 64 72 69 76 65 26 6e 62 73 70 3b 73 74 72 65 6e 67 74 68 3c 62 72 3e 23 64 65	&nbsp;drive&nbsp;strength<br>#de
18d40	66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 46 49 4c 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 26 6e 62 73	fine&nbsp;PI_FIL_OPEN_FAILED&nbs
18d60	70 3b 2d 31 32 38 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 6f 70	p;-128&nbsp;//&nbsp;file&nbsp;op
18d80	65 6e 26 6e 62 73 70 3b 66 61 69 6c 65 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	en&nbsp;failed<br>#define&nbsp;P
18da0	49 5f 42 41 44 5f 46 49 4c 45 5f 4d 4f 44 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	I_BAD_FILE_MODE&nbsp;&nbsp;&nbsp
18dc0	3b 2d 31 32 39 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 66 69 6c 65	;-129&nbsp;//&nbsp;bad&nbsp;file
18de0	26 6e 62 73 70 3b 6d 6f 64 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41	&nbsp;mode<br>#define&nbsp;PI_BA
18e00	44 5f 46 49 4c 45 5f 46 4c 41 47 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 33	D_FILE_FLAG&nbsp;&nbsp;&nbsp;-13
18e20	30 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73	0&nbsp;//&nbsp;bad&nbsp;file&nbs
18e40	70 3b 66 6c 61 67 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 46 49	p;flag<br>#define&nbsp;PI_BAD_FI
18e60	4c 45 5f 52 45 41 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 33 31 26 6e 62	LE_READ&nbsp;&nbsp;&nbsp;-131&nb
18e80	73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 72 65	sp;//&nbsp;bad&nbsp;file&nbsp;re
18ea0	61 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 46 49 4c 45 5f 57	ad<br>#define&nbsp;PI_BAD_FILE_W
18ec0	52 49 54 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 33 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	RITE&nbsp;&nbsp;-132&nbsp;//&nbs
18ee0	70 3b 62 61 64 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 23 64	p;bad&nbsp;file&nbsp;write<br>#d
18f00	65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 46 49 4c 45 5f 4e 4f 54 5f 52 4f 50 45 4e 26 6e 62 73	efine&nbsp;PI_FILE_NOT_ROPEN&nbs
18f20	70 3b 26 6e 62 73 70 3b 2d 31 33 33 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 66 69 6c 65 26 6e	p;&nbsp;-133&nbsp;//&nbsp;file&n
18f40	62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b	bsp;not&nbsp;open&nbsp;for&nbsp;
18f60	72 65 61 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 46 49 4c 45 5f 4e 4f 54	read<br>#define&nbsp;PI_FILE_NOT
18f80	5f 57 4f 50 45 4e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 33 34 26 6e 62 73 70 3b 2f 2f 26 6e	_WOPEN&nbsp;&nbsp;-134&nbsp;//&n
18fa0	62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70	bsp;file&nbsp;not&nbsp;open&nbsp
18fc0	3b 66 6f 72 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	;for&nbsp;write<br>#define&nbsp;
18fe0	50 49 5f 42 41 44 5f 46 49 4c 45 5f 53 45 45 4b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	PI_BAD_FILE_SEEK&nbsp;&nbsp;&nbs
19000	00 00 00 19 63 72 69 70 74 26 6e 62 73 70 3b 69 6e 69 74 69 61 6c 69 73 69 6e 67 3c 62 72 3e 23	....cript&nbsp;initialising<br>#
19020	64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 54 41 47 26 6e 62 73 70 3b 26 6e 62 73	define&nbsp;PI_BAD_TAG&nbsp;&nbs
19040	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
19060	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 36 33 26 6e 62 73 70 3b 2f 2f 26 6e 62	&nbsp;&nbsp;&nbsp;-63&nbsp;//&nb
19080	73 70 3b 73 63 72 69 70 74 26 6e 62 73 70 3b 68 61 73 26 6e 62 73 70 3b 75 6e 72 65 73 6f 6c 76	sp;script&nbsp;has&nbsp;unresolv
190a0	65 64 26 6e 62 73 70 3b 74 61 67 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42	ed&nbsp;tag<br>#define&nbsp;PI_B
190c0	41 44 5f 4d 49 43 53 5f 44 45 4c 41 59 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	AD_MICS_DELAY&nbsp;&nbsp;&nbsp;-
190e0	36 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 4d 49 43 53 26 6e 62	64&nbsp;//&nbsp;bad&nbsp;MICS&nb
19100	73 70 3b 64 65 6c 61 79 26 6e 62 73 70 3b 28 74 6f 6f 26 6e 62 73 70 3b 6c 61 72 67 65 29 3c 62	sp;delay&nbsp;(too&nbsp;large)<b
19120	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 4d 49 4c 53 5f 44 45 4c 41 59	r>#define&nbsp;PI_BAD_MILS_DELAY
19140	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 36 35 26 6e 62 73 70 3b 2f 2f 26 6e 62	&nbsp;&nbsp;&nbsp;-65&nbsp;//&nb
19160	73 70 3b 62 61 64 26 6e 62 73 70 3b 4d 49 4c 53 26 6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73 70	sp;bad&nbsp;MILS&nbsp;delay&nbsp
19180	3b 28 74 6f 6f 26 6e 62 73 70 3b 6c 61 72 67 65 29 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	;(too&nbsp;large)<br>#define&nbs
191a0	70 3b 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;PI_BAD_WAVE_ID&nbsp;&nbsp;&nbs
191c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 36 36 26 6e 62 73 70 3b 2f 2f 26	p;&nbsp;&nbsp;&nbsp;-66&nbsp;//&
191e0	6e 62 73 70 3b 6e 6f 6e 26 6e 62 73 70 3b 65 78 69 73 74 65 6e 74 26 6e 62 73 70 3b 77 61 76 65	nbsp;non&nbsp;existent&nbsp;wave
19200	26 6e 62 73 70 3b 69 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 54 4f 4f 5f	&nbsp;id<br>#define&nbsp;PI_TOO_
19220	4d 41 4e 59 5f 43 42 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	MANY_CBS&nbsp;&nbsp;&nbsp;&nbsp;
19240	26 6e 62 73 70 3b 2d 36 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 4e 6f 26 6e 62 73 70 3b 6d	&nbsp;-67&nbsp;//&nbsp;No&nbsp;m
19260	6f 72 65 26 6e 62 73 70 3b 43 42 73 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 77 61 76 65 66	ore&nbsp;CBs&nbsp;for&nbsp;wavef
19280	6f 72 6d 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f	orm<br>#define&nbsp;PI_TOO_MANY_
192a0	4f 4f 4c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	OOL&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
192c0	3b 2d 36 38 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 4e 6f 26 6e 62 73 70 3b 6d 6f 72 65 26 6e	;-68&nbsp;//&nbsp;No&nbsp;more&n
192e0	62 73 70 3b 4f 4f 4c 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 3c 62	bsp;OOL&nbsp;for&nbsp;waveform<b
19300	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 45 4d 50 54 59 5f 57 41 56 45 46 4f 52 4d	r>#define&nbsp;PI_EMPTY_WAVEFORM
19320	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 36 39 26 6e 62 73 70 3b 2f 2f 26 6e 62	&nbsp;&nbsp;&nbsp;-69&nbsp;//&nb
19340	73 70 3b 61 74 74 65 6d 70 74 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 63 72 65 61 74 65 26 6e	sp;attempt&nbsp;to&nbsp;create&n
19360	62 73 70 3b 61 6e 26 6e 62 73 70 3b 65 6d 70 74 79 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 3c	bsp;an&nbsp;empty&nbsp;waveform<
19380	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d 5f 49	br>#define&nbsp;PI_NO_WAVEFORM_I
193a0	44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 37 30 26 6e 62 73 70 3b 2f 2f 26 6e	D&nbsp;&nbsp;&nbsp;-70&nbsp;//&n
193c0	62 73 70 3b 6e 6f 26 6e 62 73 70 3b 6d 6f 72 65 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 73 3c	bsp;no&nbsp;more&nbsp;waveforms<
193e0	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 49 32 43 5f 4f 50 45 4e 5f 46 41 49 4c	br>#define&nbsp;PI_I2C_OPEN_FAIL
19400	45 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 37 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 63	ED&nbsp;&nbsp;-71&nbsp;//&nbsp;c
19420	61 6e 27 74 26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 64 65 76	an't&nbsp;open&nbsp;I2C&nbsp;dev
19440	69 63 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 53 45 52 5f 4f 50 45 4e 5f	ice<br>#define&nbsp;PI_SER_OPEN_
19460	46 41 49 4c 45 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 37 32 26 6e 62 73 70 3b 2f 2f 26 6e 62	FAILED&nbsp;&nbsp;-72&nbsp;//&nb
19480	73 70 3b 63 61 6e 27 74 26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e	sp;can't&nbsp;open&nbsp;serial&n
194a0	62 73 70 3b 64 65 76 69 63 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 53 50	bsp;device<br>#define&nbsp;PI_SP
194c0	49 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 37 33 26 6e 62 73	I_OPEN_FAILED&nbsp;&nbsp;-73&nbs
194e0	70 3b 2f 2f 26 6e 62 73 70 3b 63 61 6e 27 74 26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 53	p;//&nbsp;can't&nbsp;open&nbsp;S
19500	50 49 26 6e 62 73 70 3b 64 65 76 69 63 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	PI&nbsp;device<br>#define&nbsp;P
19520	49 5f 42 41 44 5f 49 32 43 5f 42 55 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	I_BAD_I2C_BUS&nbsp;&nbsp;&nbsp;&
19540	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 37 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	nbsp;&nbsp;&nbsp;-74&nbsp;//&nbs
19560	70 3b 62 61 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 62 75 73 3c 62 72 3e 23 64 65 66 69	p;bad&nbsp;I2C&nbsp;bus<br>#defi
19580	6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 49 32 43 5f 41 44 44 52 26 6e 62 73 70 3b 26 6e 62	ne&nbsp;PI_BAD_I2C_ADDR&nbsp;&nb
195a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 37 35 26 6e 62 73 70 3b 2f 2f	sp;&nbsp;&nbsp;&nbsp;-75&nbsp;//
195c0	26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 61 64 64 72 65 73 73 3c	&nbsp;bad&nbsp;I2C&nbsp;address<
195e0	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 50 49 5f 43 48 41 4e 4e	br>#define&nbsp;PI_BAD_SPI_CHANN
19600	45 4c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 37 36 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62	EL&nbsp;&nbsp;-76&nbsp;//&nbsp;b
19620	61 64 26 6e 62 73 70 3b 53 50 49 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 3c 62 72 3e 23 64 65 66	ad&nbsp;SPI&nbsp;channel<br>#def
19640	69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 46 4c 41 47 53 26 6e 62 73 70 3b 26 6e 62 73 70	ine&nbsp;PI_BAD_FLAGS&nbsp;&nbsp
19660	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
19680	6e 62 73 70 3b 2d 37 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 69	nbsp;-77&nbsp;//&nbsp;bad&nbsp;i
196a0	32 63 2f 73 70 69 2f 73 65 72 26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 66 6c 61 67 73 3c	2c/spi/ser&nbsp;open&nbsp;flags<
196c0	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 50 49 5f 53 50 45 45 44	br>#define&nbsp;PI_BAD_SPI_SPEED
196e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 37 38 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;-78&nbsp
19700	3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 53 50 49 26 6e 62 73 70 3b 73 70 65 65 64	;//&nbsp;bad&nbsp;SPI&nbsp;speed
19720	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 45 52 5f 44 45 56 49	<br>#define&nbsp;PI_BAD_SER_DEVI
19740	43 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 37 39 26 6e 62 73 70 3b 2f 2f 26	CE&nbsp;&nbsp;&nbsp;-79&nbsp;//&
19760	6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70 3b 64 65 76 69 63 65	nbsp;bad&nbsp;serial&nbsp;device
19780	26 6e 62 73 70 3b 6e 61 6d 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41	&nbsp;name<br>#define&nbsp;PI_BA
197a0	44 5f 53 45 52 5f 53 50 45 45 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	D_SER_SPEED&nbsp;&nbsp;&nbsp;&nb
197c0	73 70 3b 2d 38 30 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 73 65 72	sp;-80&nbsp;//&nbsp;bad&nbsp;ser
197e0	69 61 6c 26 6e 62 73 70 3b 62 61 75 64 26 6e 62 73 70 3b 72 61 74 65 3c 62 72 3e 23 64 65 66 69	ial&nbsp;baud&nbsp;rate<br>#defi
19800	6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 50 41 52 41 4d 26 6e 62 73 70 3b 26 6e 62 73 70 3b	ne&nbsp;PI_BAD_PARAM&nbsp;&nbsp;
19820	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
19840	62 73 70 3b 2d 38 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 69 32	bsp;-81&nbsp;//&nbsp;bad&nbsp;i2
19860	63 2f 73 70 69 2f 73 65 72 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 3c 62 72 3e 23 64 65 66	c/spi/ser&nbsp;parameter<br>#def
19880	69 6e 65 26 6e 62 73 70 3b 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 26 6e 62 73	ine&nbsp;PI_I2C_WRITE_FAILED&nbs
198a0	70 3b 2d 38 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 69 32 63 26 6e 62 73 70 3b 77 72 69 74	p;-82&nbsp;//&nbsp;i2c&nbsp;writ
198c0	65 26 6e 62 73 70 3b 66 61 69 6c 65 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49	e&nbsp;failed<br>#define&nbsp;PI
198e0	5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 38 33 26	_I2C_READ_FAILED&nbsp;&nbsp;-83&
19900	6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 69 32 63 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b	nbsp;//&nbsp;i2c&nbsp;read&nbsp;
19920	66 61 69 6c 65 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 50	failed<br>#define&nbsp;PI_BAD_SP
19940	49 5f 43 4f 55 4e 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	I_COUNT&nbsp;&nbsp;&nbsp;&nbsp;-
19960	38 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 53 50 49 26 6e 62 73	84&nbsp;//&nbsp;bad&nbsp;SPI&nbs
19980	70 3b 63 6f 75 6e 74 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 53 45 52 5f 57	p;count<br>#define&nbsp;PI_SER_W
199a0	52 49 54 45 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 2d 38 35 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	RITE_FAILED&nbsp;-85&nbsp;//&nbs
199c0	70 3b 73 65 72 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 66 61 69 6c 65 64 3c 62 72 3e	p;ser&nbsp;write&nbsp;failed<br>
199e0	23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 53 45 52 5f 52 45 41 44 5f 46 41 49 4c 45 44 26	#define&nbsp;PI_SER_READ_FAILED&
19a00	6e 62 73 70 3b 26 6e 62 73 70 3b 2d 38 36 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 65 72 26	nbsp;&nbsp;-86&nbsp;//&nbsp;ser&
19a20	6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 66 61 69 6c 65 64 3c 62 72 3e 23 64 65 66 69 6e 65	nbsp;read&nbsp;failed<br>#define
19a40	26 6e 62 73 70 3b 50 49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54 41 26 6e 62 73 70 3b 2d	&nbsp;PI_SER_READ_NO_DATA&nbsp;-
19a60	38 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 65 72 26 6e 62 73 70 3b 72 65 61 64 26 6e 62	87&nbsp;//&nbsp;ser&nbsp;read&nb
19a80	73 70 3b 6e 6f 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 61 76 61 69 6c 61 62 6c 65 3c 62	sp;no&nbsp;data&nbsp;available<b
19aa0	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 55 4e 4b 4e 4f 57 4e 5f 43 4f 4d 4d 41 4e	r>#define&nbsp;PI_UNKNOWN_COMMAN
19ac0	44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 38 38 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 75 6e	D&nbsp;&nbsp;-88&nbsp;//&nbsp;un
19ae0	6b 6e 6f 77 6e 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62	known&nbsp;command<br>#define&nb
19b00	73 70 3b 50 49 5f 53 50 49 5f 58 46 45 52 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 26 6e 62 73 70	sp;PI_SPI_XFER_FAILED&nbsp;&nbsp
19b20	3b 2d 38 39 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 70 69 26 6e 62 73 70 3b 78 66 65 72 2f	;-89&nbsp;//&nbsp;spi&nbsp;xfer/
19b40	72 65 61 64 2f 77 72 69 74 65 26 6e 62 73 70 3b 66 61 69 6c 65 64 3c 62 72 3e 23 64 65 66 69 6e	read/write&nbsp;failed<br>#defin
19b60	65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 50 4f 49 4e 54 45 52 26 6e 62 73 70 3b 26 6e 62 73 70	e&nbsp;PI_BAD_POINTER&nbsp;&nbsp
19b80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 39 30 26 6e 62 73	;&nbsp;&nbsp;&nbsp;&nbsp;-90&nbs
19ba0	70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 28 4e 55 4c 4c 29 26 6e 62 73 70 3b 70	p;//&nbsp;bad&nbsp;(NULL)&nbsp;p
19bc0	6f 69 6e 74 65 72 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 5f 41 55 58	ointer<br>#define&nbsp;PI_NO_AUX
19be0	5f 53 50 49 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	_SPI&nbsp;&nbsp;&nbsp;&nbsp;&nbs
19c00	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 39 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6e	p;&nbsp;&nbsp;-91&nbsp;//&nbsp;n
19c20	6f 26 6e 62 73 70 3b 61 75 78 69 6c 69 61 72 79 26 6e 62 73 70 3b 53 50 49 26 6e 62 73 70 3b 6f	o&nbsp;auxiliary&nbsp;SPI&nbsp;o
19c40	6e 26 6e 62 73 70 3b 50 69 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 42 3c	n&nbsp;Pi&nbsp;A&nbsp;or&nbsp;B<
19c60	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 54 5f 50 57 4d 5f 47 50 49 4f 26	br>#define&nbsp;PI_NOT_PWM_GPIO&
19c80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 39 32	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;-92
19ca0	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b	&nbsp;//&nbsp;GPIO&nbsp;is&nbsp;
19cc0	6e 6f 74 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 75 73 65 26 6e 62 73 70 3b 66 6f 72 26 6e 62	not&nbsp;in&nbsp;use&nbsp;for&nb
19ce0	73 70 3b 50 57 4d 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 54 5f 53 45	sp;PWM<br>#define&nbsp;PI_NOT_SE
19d00	52 56 4f 5f 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 39 33 26 6e 62	RVO_GPIO&nbsp;&nbsp;&nbsp;-93&nb
19d20	73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 6e 6f 74	sp;//&nbsp;GPIO&nbsp;is&nbsp;not
19d40	26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 75 73 65 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b	&nbsp;in&nbsp;use&nbsp;for&nbsp;
19d60	73 65 72 76 6f 26 6e 62 73 70 3b 70 75 6c 73 65 73 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	servo&nbsp;pulses<br>#define&nbs
19d80	70 3b 50 49 5f 4e 4f 54 5f 48 43 4c 4b 5f 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;PI_NOT_HCLK_GPIO&nbsp;&nbsp;&n
19da0	62 73 70 3b 26 6e 62 73 70 3b 2d 39 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26	bsp;&nbsp;-94&nbsp;//&nbsp;GPIO&
19dc0	6e 62 73 70 3b 68 61 73 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 68 61 72 64 77 61 72 65 26 6e	nbsp;has&nbsp;no&nbsp;hardware&n
19de0	62 73 70 3b 63 6c 6f 63 6b 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 54	bsp;clock<br>#define&nbsp;PI_NOT
19e00	5f 48 50 57 4d 5f 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	_HPWM_GPIO&nbsp;&nbsp;&nbsp;&nbs
19e20	70 3b 2d 39 35 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 68 61 73	p;-95&nbsp;//&nbsp;GPIO&nbsp;has
19e40	26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 68 61 72 64 77 61 72 65 26 6e 62 73 70 3b 50 57 4d 3c	&nbsp;no&nbsp;hardware&nbsp;PWM<
19e60	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 48 50 57 4d 5f 46 52 45 51	br>#define&nbsp;PI_BAD_HPWM_FREQ
19e80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 39 36 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;-96&nbsp
19ea0	3b 2f 2f 26 6e 62 73 70 3b 69 6e 76 61 6c 69 64 26 6e 62 73 70 3b 68 61 72 64 77 61 72 65 26 6e	;//&nbsp;invalid&nbsp;hardware&n
19ec0	62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 66 72 65 71 75 65 6e 63 79 3c 62 72 3e 23 64 65 66 69 6e	bsp;PWM&nbsp;frequency<br>#defin
19ee0	65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 48 50 57 4d 5f 44 55 54 59 26 6e 62 73 70 3b 26 6e 62	e&nbsp;PI_BAD_HPWM_DUTY&nbsp;&nb
19f00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 39 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b	sp;&nbsp;&nbsp;-97&nbsp;//&nbsp;
19f20	68 61 72 64 77 61 72 65 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 64 75 74 79 63 79 63 6c 65	hardware&nbsp;PWM&nbsp;dutycycle
19f40	26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 31 4d 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	&nbsp;not&nbsp;0-1M<br>#define&n
19f60	62 73 70 3b 50 49 5f 42 41 44 5f 48 43 4c 4b 5f 46 52 45 51 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;PI_BAD_HCLK_FREQ&nbsp;&nbsp;
19f80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 39 38 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 69 6e 76	&nbsp;&nbsp;-98&nbsp;//&nbsp;inv
19fa0	61 6c 69 64 26 6e 62 73 70 3b 68 61 72 64 77 61 72 65 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62	alid&nbsp;hardware&nbsp;clock&nb
19fc0	73 70 3b 66 72 65 71 75 65 6e 63 79 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f	sp;frequency<br>#define&nbsp;PI_
19fe0	42 41 44 5f 48 43 4c 4b 5f 50 41 53 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	BAD_HCLK_PASS&nbsp;&nbsp;&nbsp;&
1a000	00 00 00 1a 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 31 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62	....;not&nbsp;0-15<br>#define&nb
1a020	73 70 3b 50 49 5f 42 41 44 5f 53 4f 43 4b 45 54 5f 50 4f 52 54 26 6e 62 73 70 3b 26 6e 62 73 70	sp;PI_BAD_SOCKET_PORT&nbsp;&nbsp
1a040	3b 2d 32 38 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 6f 63 6b 65 74 26 6e 62 73 70 3b 70 6f	;-28&nbsp;//&nbsp;socket&nbsp;po
1a060	72 74 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 31 30 32 34 2d 33 32 30 30 30 3c 62 72 3e 23	rt&nbsp;not&nbsp;1024-32000<br>#
1a080	64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 46 49 46 4f 5f 43 4f 4d 4d 41 4e 44 26	define&nbsp;PI_BAD_FIFO_COMMAND&
1a0a0	6e 62 73 70 3b 2d 32 39 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 75 6e 72 65 63 6f 67 6e 69 7a	nbsp;-29&nbsp;//&nbsp;unrecogniz
1a0c0	65 64 26 6e 62 73 70 3b 66 69 66 6f 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 3c 62 72 3e 23 64 65	ed&nbsp;fifo&nbsp;command<br>#de
1a0e0	66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 45 43 4f 5f 43 48 41 4e 4e 45 4c 26 6e 62	fine&nbsp;PI_BAD_SECO_CHANNEL&nb
1a100	73 70 3b 2d 33 30 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 44 4d 41 26 6e 62 73 70 3b 73 65 63	sp;-30&nbsp;//&nbsp;DMA&nbsp;sec
1a120	6f 6e 64 61 72 79 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73	ondary&nbsp;channel&nbsp;not&nbs
1a140	70 3b 30 2d 31 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 54 5f 49 4e	p;0-15<br>#define&nbsp;PI_NOT_IN
1a160	49 54 49 41 4c 49 53 45 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 33 31 26 6e 62 73 70 3b 2f 2f	ITIALISED&nbsp;&nbsp;-31&nbsp;//
1a180	26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 63 61 6c 6c 65 64 26 6e 62 73 70 3b	&nbsp;function&nbsp;called&nbsp;
1a1a0	62 65 66 6f 72 65 26 6e 62 73 70 3b 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 3c 62 72 3e 23 64	before&nbsp;gpioInitialise<br>#d
1a1c0	65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 49 4e 49 54 49 41 4c 49 53 45 44 26 6e 62 73 70 3b 26	efine&nbsp;PI_INITIALISED&nbsp;&
1a1e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 33 32	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;-32
1a200	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 63 61 6c 6c	&nbsp;//&nbsp;function&nbsp;call
1a220	65 64 26 6e 62 73 70 3b 61 66 74 65 72 26 6e 62 73 70 3b 67 70 69 6f 49 6e 69 74 69 61 6c 69 73	ed&nbsp;after&nbsp;gpioInitialis
1a240	65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 57 41 56 45 5f 4d 4f	e<br>#define&nbsp;PI_BAD_WAVE_MO
1a260	44 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 33 33 26 6e 62	DE&nbsp;&nbsp;&nbsp;&nbsp;-33&nb
1a280	73 70 3b 2f 2f 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 26 6e 62 73 70 3b 6d 6f 64 65 26 6e 62	sp;//&nbsp;waveform&nbsp;mode&nb
1a2a0	73 70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 33 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	sp;not&nbsp;0-3<br>#define&nbsp;
1a2c0	50 49 5f 42 41 44 5f 43 46 47 5f 49 4e 54 45 52 4e 41 4c 26 6e 62 73 70 3b 2d 33 34 26 6e 62 73	PI_BAD_CFG_INTERNAL&nbsp;-34&nbs
1a2e0	70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 26 6e 62 73	p;//&nbsp;bad&nbsp;parameter&nbs
1a300	70 3b 69 6e 26 6e 62 73 70 3b 67 70 69 6f 43 66 67 49 6e 74 65 72 6e 61 6c 73 26 6e 62 73 70 3b	p;in&nbsp;gpioCfgInternals&nbsp;
1a320	63 61 6c 6c 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 57 41 56 45	call<br>#define&nbsp;PI_BAD_WAVE
1a340	5f 42 41 55 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 33 35	_BAUD&nbsp;&nbsp;&nbsp;&nbsp;-35
1a360	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 75 64 26 6e 62 73 70 3b 72 61 74 65 26 6e 62 73	&nbsp;//&nbsp;baud&nbsp;rate&nbs
1a380	70 3b 6e 6f 74 26 6e 62 73 70 3b 35 30 2d 32 35 30 4b 28 52 58 29 2f 35 30 2d 31 4d 28 54 58 29	p;not&nbsp;50-250K(RX)/50-1M(TX)
1a3a0	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 55 4c	<br>#define&nbsp;PI_TOO_MANY_PUL
1a3c0	53 45 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 33 36 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b	SES&nbsp;&nbsp;-36&nbsp;//&nbsp;
1a3e0	77 61 76 65 66 6f 72 6d 26 6e 62 73 70 3b 68 61 73 26 6e 62 73 70 3b 74 6f 6f 26 6e 62 73 70 3b	waveform&nbsp;has&nbsp;too&nbsp;
1a400	6d 61 6e 79 26 6e 62 73 70 3b 70 75 6c 73 65 73 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	many&nbsp;pulses<br>#define&nbsp
1a420	3b 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 43 48 41 52 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;PI_TOO_MANY_CHARS&nbsp;&nbsp;&n
1a440	62 73 70 3b 2d 33 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 26 6e 62	bsp;-37&nbsp;//&nbsp;waveform&nb
1a460	73 70 3b 68 61 73 26 6e 62 73 70 3b 74 6f 6f 26 6e 62 73 70 3b 6d 61 6e 79 26 6e 62 73 70 3b 63	sp;has&nbsp;too&nbsp;many&nbsp;c
1a480	68 61 72 73 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 54 5f 53 45 52 49	hars<br>#define&nbsp;PI_NOT_SERI
1a4a0	41 4c 5f 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 33 38 26 6e 62 73 70 3b 2f 2f 26 6e	AL_GPIO&nbsp;&nbsp;-38&nbsp;//&n
1a4c0	62 73 70 3b 6e 6f 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 62 61 6e 67 26 6e 62 73 70 3b 73	bsp;no&nbsp;bit&nbsp;bang&nbsp;s
1a4e0	65 72 69 61 6c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49	erial&nbsp;read&nbsp;on&nbsp;GPI
1a500	4f 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 45 52 49 41 4c 5f	O<br>#define&nbsp;PI_BAD_SERIAL_
1a520	53 54 52 55 43 26 6e 62 73 70 3b 2d 33 39 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26	STRUC&nbsp;-39&nbsp;//&nbsp;bad&
1a540	6e 62 73 70 3b 28 6e 75 6c 6c 29 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70 3b 73 74 72	nbsp;(null)&nbsp;serial&nbsp;str
1a560	75 63 74 75 72 65 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 3c 62 72 3e 23 64 65 66 69 6e 65	ucture&nbsp;parameter<br>#define
1a580	26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 45 52 49 41 4c 5f 42 55 46 26 6e 62 73 70 3b 26 6e 62	&nbsp;PI_BAD_SERIAL_BUF&nbsp;&nb
1a5a0	73 70 3b 26 6e 62 73 70 3b 2d 34 30 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62	sp;&nbsp;-40&nbsp;//&nbsp;bad&nb
1a5c0	73 70 3b 28 6e 75 6c 6c 29 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70 3b 62 75 66 26 6e	sp;(null)&nbsp;serial&nbsp;buf&n
1a5e0	62 73 70 3b 70 61 72 61 6d 65 74 65 72 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49	bsp;parameter<br>#define&nbsp;PI
1a600	5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	_NOT_PERMITTED&nbsp;&nbsp;&nbsp;
1a620	26 6e 62 73 70 3b 2d 34 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70	&nbsp;-41&nbsp;//&nbsp;GPIO&nbsp
1a640	3b 6f 70 65 72 61 74 69 6f 6e 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 70 65 72 6d 69 74 74	;operation&nbsp;not&nbsp;permitt
1a660	65 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49	ed<br>#define&nbsp;PI_SOME_PERMI
1a680	54 54 45 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 34 32 26 6e 62 73 70 3b 2f	TTED&nbsp;&nbsp;&nbsp;-42&nbsp;/
1a6a0	2f 26 6e 62 73 70 3b 6f 6e 65 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 6d 6f 72 65 26 6e 62 73	/&nbsp;one&nbsp;or&nbsp;more&nbs
1a6c0	70 3b 47 50 49 4f 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 70 65 72 6d 69 74 74 65 64 3c 62	p;GPIO&nbsp;not&nbsp;permitted<b
1a6e0	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 57 56 53 43 5f 43 4f 4d 4d 4e	r>#define&nbsp;PI_BAD_WVSC_COMMN
1a700	44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 34 33 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61	D&nbsp;&nbsp;-43&nbsp;//&nbsp;ba
1a720	64 26 6e 62 73 70 3b 57 56 53 43 26 6e 62 73 70 3b 73 75 62 63 6f 6d 6d 61 6e 64 3c 62 72 3e 23	d&nbsp;WVSC&nbsp;subcommand<br>#
1a740	64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 57 56 53 4d 5f 43 4f 4d 4d 4e 44 26 6e	define&nbsp;PI_BAD_WVSM_COMMND&n
1a760	62 73 70 3b 26 6e 62 73 70 3b 2d 34 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e	bsp;&nbsp;-44&nbsp;//&nbsp;bad&n
1a780	62 73 70 3b 57 56 53 4d 26 6e 62 73 70 3b 73 75 62 63 6f 6d 6d 61 6e 64 3c 62 72 3e 23 64 65 66	bsp;WVSM&nbsp;subcommand<br>#def
1a7a0	69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 57 56 53 50 5f 43 4f 4d 4d 4e 44 26 6e 62 73 70	ine&nbsp;PI_BAD_WVSP_COMMND&nbsp
1a7c0	3b 26 6e 62 73 70 3b 2d 34 35 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70	;&nbsp;-45&nbsp;//&nbsp;bad&nbsp
1a7e0	3b 57 56 53 50 26 6e 62 73 70 3b 73 75 62 63 6f 6d 6d 61 6e 64 3c 62 72 3e 23 64 65 66 69 6e 65	;WVSP&nbsp;subcommand<br>#define
1a800	26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 50 55 4c 53 45 4c 45 4e 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;PI_BAD_PULSELEN&nbsp;&nbsp
1a820	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 34 36 26 6e 62 73 70 3b 2f 2f 26 6e	;&nbsp;&nbsp;&nbsp;-46&nbsp;//&n
1a840	62 73 70 3b 74 72 69 67 67 65 72 26 6e 62 73 70 3b 70 75 6c 73 65 26 6e 62 73 70 3b 6c 65 6e 67	bsp;trigger&nbsp;pulse&nbsp;leng
1a860	74 68 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 31 2d 31 30 30 3c 62 72 3e 23 64 65 66 69 6e	th&nbsp;not&nbsp;1-100<br>#defin
1a880	65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 43 52 49 50 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b	e&nbsp;PI_BAD_SCRIPT&nbsp;&nbsp;
1a8a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 34	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;-4
1a8c0	37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 69 6e 76 61 6c 69 64 26 6e 62 73 70 3b 73 63 72 69	7&nbsp;//&nbsp;invalid&nbsp;scri
1a8e0	70 74 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 43 52 49 50 54	pt<br>#define&nbsp;PI_BAD_SCRIPT
1a900	5f 49 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 34 38 26 6e	_ID&nbsp;&nbsp;&nbsp;&nbsp;-48&n
1a920	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 75 6e 6b 6e 6f 77 6e 26 6e 62 73 70 3b 73 63 72 69 70 74 26	bsp;//&nbsp;unknown&nbsp;script&
1a940	6e 62 73 70 3b 69 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53	nbsp;id<br>#define&nbsp;PI_BAD_S
1a960	45 52 5f 4f 46 46 53 45 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 34 39 26 6e	ER_OFFSET&nbsp;&nbsp;&nbsp;-49&n
1a980	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 61 64 64 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70	bsp;//&nbsp;add&nbsp;serial&nbsp
1a9a0	3b 64 61 74 61 26 6e 62 73 70 3b 6f 66 66 73 65 74 26 6e 62 73 70 3b 26 67 74 3b 26 6e 62 73 70	;data&nbsp;offset&nbsp;&gt;&nbsp
1a9c0	3b 33 30 26 6e 62 73 70 3b 6d 69 6e 75 74 65 73 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	;30&nbsp;minutes<br>#define&nbsp
1a9e0	3b 50 49 5f 47 50 49 4f 5f 49 4e 5f 55 53 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;PI_GPIO_IN_USE&nbsp;&nbsp;&nbsp
1aa00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 35 30 26 6e 62 73 70 3b 2f 2f 26 6e	;&nbsp;&nbsp;&nbsp;-50&nbsp;//&n
1aa20	62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 61 6c 72 65 61 64 79 26 6e 62 73 70 3b 69 6e 26 6e 62	bsp;GPIO&nbsp;already&nbsp;in&nb
1aa40	73 70 3b 75 73 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 45	sp;use<br>#define&nbsp;PI_BAD_SE
1aa60	52 49 41 4c 5f 43 4f 55 4e 54 26 6e 62 73 70 3b 2d 35 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	RIAL_COUNT&nbsp;-51&nbsp;//&nbsp
1aa80	3b 6d 75 73 74 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 61 74 26 6e 62 73 70 3b 6c 65 61	;must&nbsp;read&nbsp;at&nbsp;lea
1aaa0	73 74 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 61 74 26 6e 62 73 70	st&nbsp;a&nbsp;byte&nbsp;at&nbsp
1aac0	3b 61 26 6e 62 73 70 3b 74 69 6d 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f	;a&nbsp;time<br>#define&nbsp;PI_
1aae0	42 41 44 5f 50 41 52 41 4d 5f 4e 55 4d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	BAD_PARAM_NUM&nbsp;&nbsp;&nbsp;&
1ab00	6e 62 73 70 3b 2d 35 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 63 72 69 70 74 26 6e 62 73	nbsp;-52&nbsp;//&nbsp;script&nbs
1ab20	70 3b 70 61 72 61 6d 65 74 65 72 26 6e 62 73 70 3b 69 64 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73	p;parameter&nbsp;id&nbsp;not&nbs
1ab40	70 3b 30 2d 39 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 44 55 50 5f 54 41 47	p;0-9<br>#define&nbsp;PI_DUP_TAG
1ab60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
1ab80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 35 33 26	bsp;&nbsp;&nbsp;&nbsp;&nbsp;-53&
1aba0	6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 63 72 69 70 74 26 6e 62 73 70 3b 68 61 73 26 6e 62 73	nbsp;//&nbsp;script&nbsp;has&nbs
1abc0	70 3b 64 75 70 6c 69 63 61 74 65 26 6e 62 73 70 3b 74 61 67 3c 62 72 3e 23 64 65 66 69 6e 65 26	p;duplicate&nbsp;tag<br>#define&
1abe0	6e 62 73 70 3b 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 54 41 47 53 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;PI_TOO_MANY_TAGS&nbsp;&nbsp
1ac00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 35 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 63	;&nbsp;&nbsp;-54&nbsp;//&nbsp;sc
1ac20	72 69 70 74 26 6e 62 73 70 3b 68 61 73 26 6e 62 73 70 3b 74 6f 6f 26 6e 62 73 70 3b 6d 61 6e 79	ript&nbsp;has&nbsp;too&nbsp;many
1ac40	26 6e 62 73 70 3b 74 61 67 73 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41	&nbsp;tags<br>#define&nbsp;PI_BA
1ac60	44 5f 53 43 52 49 50 54 5f 43 4d 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 35	D_SCRIPT_CMD&nbsp;&nbsp;&nbsp;-5
1ac80	35 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 69 6c 6c 65 67 61 6c 26 6e 62 73 70 3b 73 63 72 69	5&nbsp;//&nbsp;illegal&nbsp;scri
1aca0	70 74 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	pt&nbsp;command<br>#define&nbsp;
1acc0	50 49 5f 42 41 44 5f 56 41 52 5f 4e 55 4d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	PI_BAD_VAR_NUM&nbsp;&nbsp;&nbsp;
1ace0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 35 36 26 6e 62 73 70 3b 2f 2f 26 6e 62	&nbsp;&nbsp;&nbsp;-56&nbsp;//&nb
1ad00	73 70 3b 73 63 72 69 70 74 26 6e 62 73 70 3b 76 61 72 69 61 62 6c 65 26 6e 62 73 70 3b 69 64 26	sp;script&nbsp;variable&nbsp;id&
1ad20	6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 31 34 39 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	nbsp;not&nbsp;0-149<br>#define&n
1ad40	62 73 70 3b 50 49 5f 4e 4f 5f 53 43 52 49 50 54 5f 52 4f 4f 4d 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;PI_NO_SCRIPT_ROOM&nbsp;&nbsp
1ad60	3b 26 6e 62 73 70 3b 2d 35 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b	;&nbsp;-57&nbsp;//&nbsp;no&nbsp;
1ad80	6d 6f 72 65 26 6e 62 73 70 3b 72 6f 6f 6d 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 63 72	more&nbsp;room&nbsp;for&nbsp;scr
1ada0	69 70 74 73 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 5f 4d 45 4d 4f 52	ipts<br>#define&nbsp;PI_NO_MEMOR
1adc0	59 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	Y&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
1ade0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 35 38 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	nbsp;&nbsp;&nbsp;-58&nbsp;//&nbs
1ae00	70 3b 63 61 6e 27 74 26 6e 62 73 70 3b 61 6c 6c 6f 63 61 74 65 26 6e 62 73 70 3b 74 65 6d 70 6f	p;can't&nbsp;allocate&nbsp;tempo
1ae20	72 61 72 79 26 6e 62 73 70 3b 6d 65 6d 6f 72 79 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	rary&nbsp;memory<br>#define&nbsp
1ae40	3b 50 49 5f 53 4f 43 4b 5f 52 45 41 44 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 2d 35 39 26 6e 62	;PI_SOCK_READ_FAILED&nbsp;-59&nb
1ae60	73 70 3b 2f 2f 26 6e 62 73 70 3b 73 6f 63 6b 65 74 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70	sp;//&nbsp;socket&nbsp;read&nbsp
1ae80	3b 66 61 69 6c 65 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 53 4f 43 4b 5f	;failed<br>#define&nbsp;PI_SOCK_
1aea0	57 52 49 54 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 2d 36 30 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	WRIT_FAILED&nbsp;-60&nbsp;//&nbs
1aec0	70 3b 73 6f 63 6b 65 74 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 66 61 69 6c 65 64 3c	p;socket&nbsp;write&nbsp;failed<
1aee0	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 41 52 41	br>#define&nbsp;PI_TOO_MANY_PARA
1af00	4d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 36 31 26 6e 62 73 70 3b 2f 2f 26 6e	M&nbsp;&nbsp;&nbsp;-61&nbsp;//&n
1af20	62 73 70 3b 74 6f 6f 26 6e 62 73 70 3b 6d 61 6e 79 26 6e 62 73 70 3b 73 63 72 69 70 74 26 6e 62	bsp;too&nbsp;many&nbsp;script&nb
1af40	73 70 3b 70 61 72 61 6d 65 74 65 72 73 26 6e 62 73 70 3b 28 26 67 74 3b 26 6e 62 73 70 3b 31 30	sp;parameters&nbsp;(&gt;&nbsp;10
1af60	29 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 54 5f 48 41 4c 54 45 44 26	)<br>#define&nbsp;PI_NOT_HALTED&
1af80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
1afa0	73 70 3b 26 6e 62 73 70 3b 2d 36 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 44 45 50 52 45 43	sp;&nbsp;-62&nbsp;//&nbsp;DEPREC
1afc0	41 54 45 44 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 53 43 52 49 50 54 5f 4e	ATED<br>#define&nbsp;PI_SCRIPT_N
1afe0	4f 54 5f 52 45 41 44 59 26 6e 62 73 70 3b 2d 36 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73	OT_READY&nbsp;-62&nbsp;//&nbsp;s
1b000	00 00 00 1b 49 5f 43 4d 44 5f 50 41 44 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 32 3c 62 72	....I_CMD_PADS&nbsp;&nbsp;102<br
1b020	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 41 44 47 26 6e 62 73 70 3b 26	>#define&nbsp;PI_CMD_PADG&nbsp;&
1b040	6e 62 73 70 3b 31 30 33 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f	nbsp;103<br><br>#define&nbsp;PI_
1b060	43 4d 44 5f 46 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30	CMD_FO&nbsp;&nbsp;&nbsp;&nbsp;10
1b080	34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 46 43 26 6e 62 73 70	4<br>#define&nbsp;PI_CMD_FC&nbsp
1b0a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 35 3c 62 72 3e 23 64 65 66 69 6e	;&nbsp;&nbsp;&nbsp;105<br>#defin
1b0c0	65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 46 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	e&nbsp;PI_CMD_FR&nbsp;&nbsp;&nbs
1b0e0	70 3b 26 6e 62 73 70 3b 31 30 36 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43	p;&nbsp;106<br>#define&nbsp;PI_C
1b100	4d 44 5f 46 57 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 37	MD_FW&nbsp;&nbsp;&nbsp;&nbsp;107
1b120	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 46 53 26 6e 62 73 70 3b	<br>#define&nbsp;PI_CMD_FS&nbsp;
1b140	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 38 3c 62 72 3e 23 64 65 66 69 6e 65	&nbsp;&nbsp;&nbsp;108<br>#define
1b160	26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 46 4c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;PI_CMD_FL&nbsp;&nbsp;&nbsp
1b180	3b 26 6e 62 73 70 3b 31 30 39 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	;&nbsp;109<br><br>#define&nbsp;P
1b1a0	49 5f 43 4d 44 5f 53 48 45 4c 4c 26 6e 62 73 70 3b 31 31 30 3c 62 72 3e 3c 62 72 3e 23 64 65 66	I_CMD_SHELL&nbsp;110<br><br>#def
1b1c0	69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 42 53 50 49 43 26 6e 62 73 70 3b 31 31 31 3c 62	ine&nbsp;PI_CMD_BSPIC&nbsp;111<b
1b1e0	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 42 53 50 49 4f 26 6e 62 73 70	r>#define&nbsp;PI_CMD_BSPIO&nbsp
1b200	3b 31 31 32 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 42 53 50 49	;112<br>#define&nbsp;PI_CMD_BSPI
1b220	58 26 6e 62 73 70 3b 31 31 33 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	X&nbsp;113<br><br>#define&nbsp;P
1b240	49 5f 43 4d 44 5f 42 53 43 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 31 34 3c 62 72 3e 3c 62 72	I_CMD_BSCX&nbsp;&nbsp;114<br><br
1b260	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 45 56 4d 26 6e 62 73 70 3b 26 6e	>#define&nbsp;PI_CMD_EVM&nbsp;&n
1b280	62 73 70 3b 26 6e 62 73 70 3b 31 31 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49	bsp;&nbsp;115<br>#define&nbsp;PI
1b2a0	5f 43 4d 44 5f 45 56 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 31 36 3c 62 72	_CMD_EVT&nbsp;&nbsp;&nbsp;116<br
1b2c0	3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 52 4f 43 55 26 6e	><br>#define&nbsp;PI_CMD_PROCU&n
1b2e0	62 73 70 3b 31 31 37 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57	bsp;117<br>#define&nbsp;PI_CMD_W
1b300	56 43 41 50 26 6e 62 73 70 3b 31 31 38 3c 62 72 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 32 3e	VCAP&nbsp;118<br><br></code><h2>
1b320	45 72 72 6f 72 20 43 6f 64 65 73 3c 2f 68 32 3e 3c 63 6f 64 65 3e 3c 62 72 3e 23 64 65 66 69 6e	Error.Codes</h2><code><br>#defin
1b340	65 26 6e 62 73 70 3b 50 49 5f 49 4e 49 54 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 26 6e 62 73 70	e&nbsp;PI_INIT_FAILED&nbsp;&nbsp
1b360	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;-
1b380	31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 26 6e 62	1&nbsp;//&nbsp;gpioInitialise&nb
1b3a0	73 70 3b 66 61 69 6c 65 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44	sp;failed<br>#define&nbsp;PI_BAD
1b3c0	5f 55 53 45 52 5f 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	_USER_GPIO&nbsp;&nbsp;&nbsp;&nbs
1b3e0	70 3b 26 6e 62 73 70 3b 2d 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73	p;&nbsp;-2&nbsp;//&nbsp;GPIO&nbs
1b400	70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	p;not&nbsp;0-31<br>#define&nbsp;
1b420	50 49 5f 42 41 44 5f 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	PI_BAD_GPIO&nbsp;&nbsp;&nbsp;&nb
1b440	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
1b460	3b 26 6e 62 73 70 3b 2d 33 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70	;&nbsp;-3&nbsp;//&nbsp;GPIO&nbsp
1b480	3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 35 33 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	;not&nbsp;0-53<br>#define&nbsp;P
1b4a0	49 5f 42 41 44 5f 4d 4f 44 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	I_BAD_MODE&nbsp;&nbsp;&nbsp;&nbs
1b4c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1b4e0	26 6e 62 73 70 3b 2d 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6d 6f 64 65 26 6e 62 73 70 3b	&nbsp;-4&nbsp;//&nbsp;mode&nbsp;
1b500	6e 6f 74 26 6e 62 73 70 3b 30 2d 37 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f	not&nbsp;0-7<br>#define&nbsp;PI_
1b520	42 41 44 5f 4c 45 56 45 4c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	BAD_LEVEL&nbsp;&nbsp;&nbsp;&nbsp
1b540	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;-
1b560	35 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 6e 6f 74 26 6e 62	5&nbsp;//&nbsp;level&nbsp;not&nb
1b580	73 70 3b 30 2d 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 50 55	sp;0-1<br>#define&nbsp;PI_BAD_PU
1b5a0	44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	D&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
1b5c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
1b5e0	73 70 3b 2d 36 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 70 75 64 26 6e 62 73 70 3b 6e 6f 74 26	sp;-6&nbsp;//&nbsp;pud&nbsp;not&
1b600	6e 62 73 70 3b 30 2d 32 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f	nbsp;0-2<br>#define&nbsp;PI_BAD_
1b620	50 55 4c 53 45 57 49 44 54 48 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	PULSEWIDTH&nbsp;&nbsp;&nbsp;&nbs
1b640	70 3b 2d 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 70 75 6c 73 65 77 69 64 74 68 26 6e 62 73	p;-7&nbsp;//&nbsp;pulsewidth&nbs
1b660	70 3b 6e 6f 74 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 35 30 30 2d 32 35	p;not&nbsp;0&nbsp;or&nbsp;500-25
1b680	30 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 44 55 54 59 43 59	00<br>#define&nbsp;PI_BAD_DUTYCY
1b6a0	43 4c 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	CLE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
1b6c0	3b 2d 38 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 75 74 79 63 79 63 6c 65 26 6e 62 73 70 3b	;-8&nbsp;//&nbsp;dutycycle&nbsp;
1b6e0	6f 75 74 73 69 64 65 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 72 61 6e 67 65 3c 62 72 3e 23	outside&nbsp;set&nbsp;range<br>#
1b700	64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 54 49 4d 45 52 26 6e 62 73 70 3b 26 6e	define&nbsp;PI_BAD_TIMER&nbsp;&n
1b720	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
1b740	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 39 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 69	p;&nbsp;&nbsp;-9&nbsp;//&nbsp;ti
1b760	6d 65 72 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 39 3c 62 72 3e 23 64 65 66 69 6e 65	mer&nbsp;not&nbsp;0-9<br>#define
1b780	26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 4d 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;PI_BAD_MS&nbsp;&nbsp;&nbsp
1b7a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
1b7c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 30 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	nbsp;&nbsp;&nbsp;-10&nbsp;//&nbs
1b7e0	70 3b 6d 73 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 31 30 2d 36 30 30 30 30 3c 62 72 3e 23	p;ms&nbsp;not&nbsp;10-60000<br>#
1b800	64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 54 49 4d 45 54 59 50 45 26 6e 62 73 70	define&nbsp;PI_BAD_TIMETYPE&nbsp
1b820	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 31 26 6e 62 73	;&nbsp;&nbsp;&nbsp;&nbsp;-11&nbs
1b840	70 3b 2f 2f 26 6e 62 73 70 3b 74 69 6d 65 74 79 70 65 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70	p;//&nbsp;timetype&nbsp;not&nbsp
1b860	3b 30 2d 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 45 43 4f	;0-1<br>#define&nbsp;PI_BAD_SECO
1b880	4e 44 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	NDS&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
1b8a0	3b 26 6e 62 73 70 3b 2d 31 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 65 63 6f 6e 64 73 26	;&nbsp;-12&nbsp;//&nbsp;seconds&
1b8c0	6e 62 73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	nbsp;&lt;&nbsp;0<br>#define&nbsp
1b8e0	3b 50 49 5f 42 41 44 5f 4d 49 43 52 4f 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;PI_BAD_MICROS&nbsp;&nbsp;&nbsp;
1b900	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 33 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;-13&nbsp
1b920	3b 2f 2f 26 6e 62 73 70 3b 6d 69 63 72 6f 73 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d	;//&nbsp;micros&nbsp;not&nbsp;0-
1b940	39 39 39 39 39 39 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 54 49 4d 45 52 5f	999999<br>#define&nbsp;PI_TIMER_
1b960	46 41 49 4c 45 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	FAILED&nbsp;&nbsp;&nbsp;&nbsp;&n
1b980	62 73 70 3b 2d 31 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 67 70 69 6f 53 65 74 54 69 6d 65	bsp;-14&nbsp;//&nbsp;gpioSetTime
1b9a0	72 46 75 6e 63 26 6e 62 73 70 3b 66 61 69 6c 65 64 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	rFunc&nbsp;failed<br>#define&nbs
1b9c0	70 3b 50 49 5f 42 41 44 5f 57 44 4f 47 5f 54 49 4d 45 4f 55 54 26 6e 62 73 70 3b 2d 31 35 26 6e	p;PI_BAD_WDOG_TIMEOUT&nbsp;-15&n
1b9e0	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73	bsp;//&nbsp;timeout&nbsp;not&nbs
1ba00	70 3b 30 2d 36 30 30 30 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 5f	p;0-60000<br>#define&nbsp;PI_NO_
1ba20	41 4c 45 52 54 5f 46 55 4e 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	ALERT_FUNC&nbsp;&nbsp;&nbsp;&nbs
1ba40	70 3b 2d 31 36 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 44 45 50 52 45 43 41 54 45 44 3c 62 72	p;-16&nbsp;//&nbsp;DEPRECATED<br
1ba60	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 43 4c 4b 5f 50 45 52 49 50 48 26	>#define&nbsp;PI_BAD_CLK_PERIPH&
1ba80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	nbsp;&nbsp;&nbsp;-17&nbsp;//&nbs
1baa0	70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 70 65 72 69 70 68 65 72 61 6c 26 6e 62 73 70 3b 6e 6f 74	p;clock&nbsp;peripheral&nbsp;not
1bac0	26 6e 62 73 70 3b 30 2d 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44	&nbsp;0-1<br>#define&nbsp;PI_BAD
1bae0	5f 43 4c 4b 5f 53 4f 55 52 43 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 38	_CLK_SOURCE&nbsp;&nbsp;&nbsp;-18
1bb00	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 44 45 50 52 45 43 41 54 45 44 3c 62 72 3e 23 64 65 66	&nbsp;//&nbsp;DEPRECATED<br>#def
1bb20	69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 43 4c 4b 5f 4d 49 43 52 4f 53 26 6e 62 73 70 3b	ine&nbsp;PI_BAD_CLK_MICROS&nbsp;
1bb40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 31 39 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 63 6c 6f	&nbsp;&nbsp;-19&nbsp;//&nbsp;clo
1bb60	63 6b 26 6e 62 73 70 3b 6d 69 63 72 6f 73 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 31 2c 26	ck&nbsp;micros&nbsp;not&nbsp;1,&
1bb80	6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 34 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 38 2c 26	nbsp;2,&nbsp;4,&nbsp;5,&nbsp;8,&
1bba0	6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 31 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	nbsp;or&nbsp;10<br>#define&nbsp;
1bbc0	50 49 5f 42 41 44 5f 42 55 46 5f 4d 49 4c 4c 49 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	PI_BAD_BUF_MILLIS&nbsp;&nbsp;&nb
1bbe0	73 70 3b 2d 32 30 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 62 75 66 26 6e 62 73 70 3b 6d 69 6c	sp;-20&nbsp;//&nbsp;buf&nbsp;mil
1bc00	6c 69 73 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 31 30 30 2d 31 30 30 30 30 3c 62 72 3e 23	lis&nbsp;not&nbsp;100-10000<br>#
1bc20	64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 44 55 54 59 52 41 4e 47 45 26 6e 62 73	define&nbsp;PI_BAD_DUTYRANGE&nbs
1bc40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 32 31 26 6e 62 73 70 3b 2f 2f 26	p;&nbsp;&nbsp;&nbsp;-21&nbsp;//&
1bc60	6e 62 73 70 3b 64 75 74 79 63 79 63 6c 65 26 6e 62 73 70 3b 72 61 6e 67 65 26 6e 62 73 70 3b 6e	nbsp;dutycycle&nbsp;range&nbsp;n
1bc80	6f 74 26 6e 62 73 70 3b 32 35 2d 34 30 30 30 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	ot&nbsp;25-40000<br>#define&nbsp
1bca0	3b 50 49 5f 42 41 44 5f 44 55 54 59 5f 52 41 4e 47 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;PI_BAD_DUTY_RANGE&nbsp;&nbsp;&n
1bcc0	62 73 70 3b 2d 32 31 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 44 45 50 52 45 43 41 54 45 44 26	bsp;-21&nbsp;//&nbsp;DEPRECATED&
1bce0	6e 62 73 70 3b 28 75 73 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 44 55 54 59 52 41 4e 47 45 29	nbsp;(use&nbsp;PI_BAD_DUTYRANGE)
1bd00	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 53 49 47 4e 55 4d 26 6e	<br>#define&nbsp;PI_BAD_SIGNUM&n
1bd20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
1bd40	70 3b 26 6e 62 73 70 3b 2d 32 32 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 69 67 6e 75 6d 26	p;&nbsp;-22&nbsp;//&nbsp;signum&
1bd60	6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 36 33 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62	nbsp;not&nbsp;0-63<br>#define&nb
1bd80	73 70 3b 50 49 5f 42 41 44 5f 50 41 54 48 4e 41 4d 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	sp;PI_BAD_PATHNAME&nbsp;&nbsp;&n
1bda0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 32 33 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	bsp;&nbsp;&nbsp;-23&nbsp;//&nbsp
1bdc0	3b 63 61 6e 27 74 26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 70 61 74 68 6e 61 6d 65 3c 62	;can't&nbsp;open&nbsp;pathname<b
1bde0	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 26 6e 62 73 70	r>#define&nbsp;PI_NO_HANDLE&nbsp
1be00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
1be20	6e 62 73 70 3b 26 6e 62 73 70 3b 2d 32 34 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6e 6f 26 6e	nbsp;&nbsp;-24&nbsp;//&nbsp;no&n
1be40	62 73 70 3b 68 61 6e 64 6c 65 26 6e 62 73 70 3b 61 76 61 69 6c 61 62 6c 65 3c 62 72 3e 23 64 65	bsp;handle&nbsp;available<br>#de
1be60	66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 26 6e 62 73 70 3b 26 6e 62	fine&nbsp;PI_BAD_HANDLE&nbsp;&nb
1be80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
1bea0	3b 2d 32 35 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 75 6e 6b 6e 6f 77 6e 26 6e 62 73 70 3b 68	;-25&nbsp;//&nbsp;unknown&nbsp;h
1bec0	61 6e 64 6c 65 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 49 46 5f	andle<br>#define&nbsp;PI_BAD_IF_
1bee0	46 4c 41 47 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	FLAGS&nbsp;&nbsp;&nbsp;&nbsp;&nb
1bf00	73 70 3b 2d 32 36 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 69 66 46 6c 61 67 73 26 6e 62 73 70	sp;-26&nbsp;//&nbsp;ifFlags&nbsp
1bf20	3b 26 67 74 3b 26 6e 62 73 70 3b 34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f	;&gt;&nbsp;4<br>#define&nbsp;PI_
1bf40	42 41 44 5f 43 48 41 4e 4e 45 4c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	BAD_CHANNEL&nbsp;&nbsp;&nbsp;&nb
1bf60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 32 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b	sp;&nbsp;&nbsp;-27&nbsp;//&nbsp;
1bf80	44 4d 41 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 30	DMA&nbsp;channel&nbsp;not&nbsp;0
1bfa0	2d 31 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 42 41 44 5f 50 52 49 4d 5f	-15<br>#define&nbsp;PI_BAD_PRIM_
1bfc0	43 48 41 4e 4e 45 4c 26 6e 62 73 70 3b 2d 32 37 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 44 4d	CHANNEL&nbsp;-27&nbsp;//&nbsp;DM
1bfe0	41 26 6e 62 73 70 3b 70 72 69 6d 61 72 79 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70	A&nbsp;primary&nbsp;channel&nbsp
1c000	00 00 00 1c 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 52 53 26 6e 62 73 70 3b	....define&nbsp;PI_CMD_PRS&nbsp;
1c020	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	&nbsp;&nbsp;&nbsp;6<br>#define&n
1c040	62 73 70 3b 50 49 5f 43 4d 44 5f 50 46 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;PI_CMD_PFS&nbsp;&nbsp;&nbsp;
1c060	26 6e 62 73 70 3b 37 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53	&nbsp;7<br>#define&nbsp;PI_CMD_S
1c080	45 52 56 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	ERVO&nbsp;&nbsp;8<br>#define&nbs
1c0a0	70 3b 50 49 5f 43 4d 44 5f 57 44 4f 47 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39	p;PI_CMD_WDOG&nbsp;&nbsp;&nbsp;9
1c0c0	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 42 52 31 26 6e 62 73 70	<br>#define&nbsp;PI_CMD_BR1&nbsp
1c0e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	;&nbsp;&nbsp;10<br>#define&nbsp;
1c100	50 49 5f 43 4d 44 5f 42 52 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 31 3c 62	PI_CMD_BR2&nbsp;&nbsp;&nbsp;11<b
1c120	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 42 43 31 26 6e 62 73 70 3b 26	r>#define&nbsp;PI_CMD_BC1&nbsp;&
1c140	6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49	nbsp;&nbsp;12<br>#define&nbsp;PI
1c160	5f 43 4d 44 5f 42 43 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 33 3c 62 72 3e	_CMD_BC2&nbsp;&nbsp;&nbsp;13<br>
1c180	23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 42 53 31 26 6e 62 73 70 3b 26 6e 62	#define&nbsp;PI_CMD_BS1&nbsp;&nb
1c1a0	73 70 3b 26 6e 62 73 70 3b 31 34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43	sp;&nbsp;14<br>#define&nbsp;PI_C
1c1c0	4d 44 5f 42 53 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 35 3c 62 72 3e 23 64	MD_BS2&nbsp;&nbsp;&nbsp;15<br>#d
1c1e0	65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 54 49 43 4b 26 6e 62 73 70 3b 26 6e 62 73	efine&nbsp;PI_CMD_TICK&nbsp;&nbs
1c200	70 3b 31 36 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 48 57 56 45	p;16<br>#define&nbsp;PI_CMD_HWVE
1c220	52 26 6e 62 73 70 3b 31 37 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44	R&nbsp;17<br>#define&nbsp;PI_CMD
1c240	5f 4e 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 38 3c 62 72	_NO&nbsp;&nbsp;&nbsp;&nbsp;18<br
1c260	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 4e 42 26 6e 62 73 70 3b 26 6e 62	>#define&nbsp;PI_CMD_NB&nbsp;&nb
1c280	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 39 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	sp;&nbsp;&nbsp;19<br>#define&nbs
1c2a0	70 3b 50 49 5f 43 4d 44 5f 4e 50 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;PI_CMD_NP&nbsp;&nbsp;&nbsp;&nb
1c2c0	73 70 3b 32 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 4e 43 26	sp;20<br>#define&nbsp;PI_CMD_NC&
1c2e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 31 3c 62 72 3e 23 64 65	nbsp;&nbsp;&nbsp;&nbsp;21<br>#de
1c300	66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 52 47 26 6e 62 73 70 3b 26 6e 62 73 70 3b	fine&nbsp;PI_CMD_PRG&nbsp;&nbsp;
1c320	26 6e 62 73 70 3b 32 32 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f	&nbsp;22<br>#define&nbsp;PI_CMD_
1c340	50 46 47 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 33 3c 62 72 3e 23 64 65 66 69	PFG&nbsp;&nbsp;&nbsp;23<br>#defi
1c360	6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 52 52 47 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32	ne&nbsp;PI_CMD_PRRG&nbsp;&nbsp;2
1c380	34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 48 45 4c 50 26 6e 62	4<br>#define&nbsp;PI_CMD_HELP&nb
1c3a0	73 70 3b 26 6e 62 73 70 3b 32 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43	sp;&nbsp;25<br>#define&nbsp;PI_C
1c3c0	4d 44 5f 50 49 47 50 56 26 6e 62 73 70 3b 32 36 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	MD_PIGPV&nbsp;26<br>#define&nbsp
1c3e0	3b 50 49 5f 43 4d 44 5f 57 56 43 4c 52 26 6e 62 73 70 3b 32 37 3c 62 72 3e 23 64 65 66 69 6e 65	;PI_CMD_WVCLR&nbsp;27<br>#define
1c400	26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 41 47 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 38 3c	&nbsp;PI_CMD_WVAG&nbsp;&nbsp;28<
1c420	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 41 53 26 6e 62 73 70	br>#define&nbsp;PI_CMD_WVAS&nbsp
1c440	3b 26 6e 62 73 70 3b 32 39 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44	;&nbsp;29<br>#define&nbsp;PI_CMD
1c460	5f 57 56 47 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	_WVGO&nbsp;&nbsp;30<br>#define&n
1c480	62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 47 4f 52 26 6e 62 73 70 3b 33 31 3c 62 72 3e 23 64 65 66	bsp;PI_CMD_WVGOR&nbsp;31<br>#def
1c4a0	69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 42 53 59 26 6e 62 73 70 3b 33 32 3c 62 72	ine&nbsp;PI_CMD_WVBSY&nbsp;32<br
1c4c0	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 48 4c 54 26 6e 62 73 70 3b	>#define&nbsp;PI_CMD_WVHLT&nbsp;
1c4e0	33 33 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 53 4d 26 6e	33<br>#define&nbsp;PI_CMD_WVSM&n
1c500	62 73 70 3b 26 6e 62 73 70 3b 33 34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f	bsp;&nbsp;34<br>#define&nbsp;PI_
1c520	43 4d 44 5f 57 56 53 50 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 35 3c 62 72 3e 23 64 65 66 69 6e	CMD_WVSP&nbsp;&nbsp;35<br>#defin
1c540	65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 53 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 36	e&nbsp;PI_CMD_WVSC&nbsp;&nbsp;36
1c560	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 54 52 49 47 26 6e 62 73	<br>#define&nbsp;PI_CMD_TRIG&nbs
1c580	70 3b 26 6e 62 73 70 3b 33 37 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d	p;&nbsp;37<br>#define&nbsp;PI_CM
1c5a0	44 5f 50 52 4f 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 38 3c 62 72 3e 23 64 65 66 69 6e 65 26	D_PROC&nbsp;&nbsp;38<br>#define&
1c5c0	6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 52 4f 43 44 26 6e 62 73 70 3b 33 39 3c 62 72 3e 23 64 65	nbsp;PI_CMD_PROCD&nbsp;39<br>#de
1c5e0	66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 52 4f 43 52 26 6e 62 73 70 3b 34 30 3c 62	fine&nbsp;PI_CMD_PROCR&nbsp;40<b
1c600	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 52 4f 43 53 26 6e 62 73 70	r>#define&nbsp;PI_CMD_PROCS&nbsp
1c620	3b 34 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53 4c 52 4f 26	;41<br>#define&nbsp;PI_CMD_SLRO&
1c640	6e 62 73 70 3b 26 6e 62 73 70 3b 34 32 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49	nbsp;&nbsp;42<br>#define&nbsp;PI
1c660	5f 43 4d 44 5f 53 4c 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 33 3c 62 72 3e	_CMD_SLR&nbsp;&nbsp;&nbsp;43<br>
1c680	23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53 4c 52 43 26 6e 62 73 70 3b 26 6e	#define&nbsp;PI_CMD_SLRC&nbsp;&n
1c6a0	62 73 70 3b 34 34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 52	bsp;44<br>#define&nbsp;PI_CMD_PR
1c6c0	4f 43 50 26 6e 62 73 70 3b 34 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43	OCP&nbsp;45<br>#define&nbsp;PI_C
1c6e0	4d 44 5f 4d 49 43 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 36 3c 62 72 3e 23 64 65 66 69 6e 65	MD_MICS&nbsp;&nbsp;46<br>#define
1c700	26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 4d 49 4c 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 37 3c	&nbsp;PI_CMD_MILS&nbsp;&nbsp;47<
1c720	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 41 52 53 45 26 6e 62 73	br>#define&nbsp;PI_CMD_PARSE&nbs
1c740	70 3b 34 38 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 43 52	p;48<br>#define&nbsp;PI_CMD_WVCR
1c760	45 26 6e 62 73 70 3b 34 39 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44	E&nbsp;49<br>#define&nbsp;PI_CMD
1c780	5f 57 56 44 45 4c 26 6e 62 73 70 3b 35 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	_WVDEL&nbsp;50<br>#define&nbsp;P
1c7a0	49 5f 43 4d 44 5f 57 56 54 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 31 3c 62 72 3e 23 64 65 66	I_CMD_WVTX&nbsp;&nbsp;51<br>#def
1c7c0	69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 54 58 52 26 6e 62 73 70 3b 35 32 3c 62 72	ine&nbsp;PI_CMD_WVTXR&nbsp;52<br
1c7e0	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 4e 45 57 26 6e 62 73 70 3b	>#define&nbsp;PI_CMD_WVNEW&nbsp;
1c800	35 33 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32	53<br><br>#define&nbsp;PI_CMD_I2
1c820	43 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	CO&nbsp;&nbsp;54<br>#define&nbsp
1c840	3b 50 49 5f 43 4d 44 5f 49 32 43 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 35 3c 62 72 3e 23 64	;PI_CMD_I2CC&nbsp;&nbsp;55<br>#d
1c860	65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 52 44 26 6e 62 73 70 3b 35 36 3c	efine&nbsp;PI_CMD_I2CRD&nbsp;56<
1c880	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 57 44 26 6e 62 73	br>#define&nbsp;PI_CMD_I2CWD&nbs
1c8a0	70 3b 35 37 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 57	p;57<br>#define&nbsp;PI_CMD_I2CW
1c8c0	51 26 6e 62 73 70 3b 35 38 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44	Q&nbsp;58<br>#define&nbsp;PI_CMD
1c8e0	5f 49 32 43 52 53 26 6e 62 73 70 3b 35 39 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	_I2CRS&nbsp;59<br>#define&nbsp;P
1c900	49 5f 43 4d 44 5f 49 32 43 57 53 26 6e 62 73 70 3b 36 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	I_CMD_I2CWS&nbsp;60<br>#define&n
1c920	62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 52 42 26 6e 62 73 70 3b 36 31 3c 62 72 3e 23 64 65 66	bsp;PI_CMD_I2CRB&nbsp;61<br>#def
1c940	69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 57 42 26 6e 62 73 70 3b 36 32 3c 62 72	ine&nbsp;PI_CMD_I2CWB&nbsp;62<br
1c960	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 52 57 26 6e 62 73 70 3b	>#define&nbsp;PI_CMD_I2CRW&nbsp;
1c980	36 33 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 57 57 26	63<br>#define&nbsp;PI_CMD_I2CWW&
1c9a0	6e 62 73 70 3b 36 34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49	nbsp;64<br>#define&nbsp;PI_CMD_I
1c9c0	32 43 52 4b 26 6e 62 73 70 3b 36 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f	2CRK&nbsp;65<br>#define&nbsp;PI_
1c9e0	43 4d 44 5f 49 32 43 57 4b 26 6e 62 73 70 3b 36 36 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	CMD_I2CWK&nbsp;66<br>#define&nbs
1ca00	70 3b 50 49 5f 43 4d 44 5f 49 32 43 52 49 26 6e 62 73 70 3b 36 37 3c 62 72 3e 23 64 65 66 69 6e	p;PI_CMD_I2CRI&nbsp;67<br>#defin
1ca20	65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 57 49 26 6e 62 73 70 3b 36 38 3c 62 72 3e 23	e&nbsp;PI_CMD_I2CWI&nbsp;68<br>#
1ca40	64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 50 43 26 6e 62 73 70 3b 36 39	define&nbsp;PI_CMD_I2CPC&nbsp;69
1ca60	3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 50 4b 26 6e 62	<br>#define&nbsp;PI_CMD_I2CPK&nb
1ca80	73 70 3b 37 30 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44	sp;70<br><br>#define&nbsp;PI_CMD
1caa0	5f 53 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	_SPIO&nbsp;&nbsp;71<br>#define&n
1cac0	62 73 70 3b 50 49 5f 43 4d 44 5f 53 50 49 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 32 3c 62 72	bsp;PI_CMD_SPIC&nbsp;&nbsp;72<br
1cae0	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53 50 49 52 26 6e 62 73 70 3b 26	>#define&nbsp;PI_CMD_SPIR&nbsp;&
1cb00	6e 62 73 70 3b 37 33 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53	nbsp;73<br>#define&nbsp;PI_CMD_S
1cb20	50 49 57 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	PIW&nbsp;&nbsp;74<br>#define&nbs
1cb40	70 3b 50 49 5f 43 4d 44 5f 53 50 49 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 35 3c 62 72 3e 3c	p;PI_CMD_SPIX&nbsp;&nbsp;75<br><
1cb60	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53 45 52 4f 26 6e 62 73 70	br>#define&nbsp;PI_CMD_SERO&nbsp
1cb80	3b 26 6e 62 73 70 3b 37 36 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44	;&nbsp;76<br>#define&nbsp;PI_CMD
1cba0	5f 53 45 52 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 37 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e	_SERC&nbsp;&nbsp;77<br>#define&n
1cbc0	62 73 70 3b 50 49 5f 43 4d 44 5f 53 45 52 52 42 26 6e 62 73 70 3b 37 38 3c 62 72 3e 23 64 65 66	bsp;PI_CMD_SERRB&nbsp;78<br>#def
1cbe0	69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53 45 52 57 42 26 6e 62 73 70 3b 37 39 3c 62 72	ine&nbsp;PI_CMD_SERWB&nbsp;79<br
1cc00	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53 45 52 52 26 6e 62 73 70 3b 26	>#define&nbsp;PI_CMD_SERR&nbsp;&
1cc20	6e 62 73 70 3b 38 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53	nbsp;80<br>#define&nbsp;PI_CMD_S
1cc40	45 52 57 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	ERW&nbsp;&nbsp;81<br>#define&nbs
1cc60	70 3b 50 49 5f 43 4d 44 5f 53 45 52 44 41 26 6e 62 73 70 3b 38 32 3c 62 72 3e 3c 62 72 3e 23 64	p;PI_CMD_SERDA&nbsp;82<br><br>#d
1cc80	65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 47 44 43 26 6e 62 73 70 3b 26 6e 62 73 70	efine&nbsp;PI_CMD_GDC&nbsp;&nbsp
1cca0	3b 26 6e 62 73 70 3b 38 33 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44	;&nbsp;83<br>#define&nbsp;PI_CMD
1ccc0	5f 47 50 57 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 34 3c 62 72 3e 3c 62 72 3e	_GPW&nbsp;&nbsp;&nbsp;84<br><br>
1cce0	23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 48 43 26 6e 62 73 70 3b 26 6e 62 73	#define&nbsp;PI_CMD_HC&nbsp;&nbs
1cd00	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	p;&nbsp;&nbsp;85<br>#define&nbsp
1cd20	3b 50 49 5f 43 4d 44 5f 48 50 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;PI_CMD_HP&nbsp;&nbsp;&nbsp;&nbs
1cd40	70 3b 38 36 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f	p;86<br><br>#define&nbsp;PI_CMD_
1cd60	43 46 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 37 3c 62 72 3e 23 64 65 66 69	CF1&nbsp;&nbsp;&nbsp;87<br>#defi
1cd80	6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 43 46 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ne&nbsp;PI_CMD_CF2&nbsp;&nbsp;&n
1cda0	62 73 70 3b 38 38 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d	bsp;88<br><br>#define&nbsp;PI_CM
1cdc0	44 5f 42 49 32 43 43 26 6e 62 73 70 3b 38 39 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	D_BI2CC&nbsp;89<br>#define&nbsp;
1cde0	50 49 5f 43 4d 44 5f 42 49 32 43 4f 26 6e 62 73 70 3b 39 30 3c 62 72 3e 23 64 65 66 69 6e 65 26	PI_CMD_BI2CO&nbsp;90<br>#define&
1ce00	6e 62 73 70 3b 50 49 5f 43 4d 44 5f 42 49 32 43 5a 26 6e 62 73 70 3b 39 31 3c 62 72 3e 3c 62 72	nbsp;PI_CMD_BI2CZ&nbsp;91<br><br
1ce20	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 49 32 43 5a 26 6e 62 73 70 3b 26	>#define&nbsp;PI_CMD_I2CZ&nbsp;&
1ce40	6e 62 73 70 3b 39 32 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43	nbsp;92<br><br>#define&nbsp;PI_C
1ce60	4d 44 5f 57 56 43 48 41 26 6e 62 73 70 3b 39 33 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26	MD_WVCHA&nbsp;93<br><br>#define&
1ce80	6e 62 73 70 3b 50 49 5f 43 4d 44 5f 53 4c 52 49 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 34 3c 62	nbsp;PI_CMD_SLRI&nbsp;&nbsp;94<b
1cea0	72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 43 47 49 26 6e 62	r><br>#define&nbsp;PI_CMD_CGI&nb
1cec0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73	sp;&nbsp;&nbsp;95<br>#define&nbs
1cee0	70 3b 50 49 5f 43 4d 44 5f 43 53 49 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 36	p;PI_CMD_CSI&nbsp;&nbsp;&nbsp;96
1cf00	3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 46 47 26 6e	<br><br>#define&nbsp;PI_CMD_FG&n
1cf20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 37 3c 62 72 3e 23 64 65 66	bsp;&nbsp;&nbsp;&nbsp;97<br>#def
1cf40	69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 46 4e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ine&nbsp;PI_CMD_FN&nbsp;&nbsp;&n
1cf60	62 73 70 3b 26 6e 62 73 70 3b 39 38 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	bsp;&nbsp;98<br><br>#define&nbsp
1cf80	3b 50 49 5f 43 4d 44 5f 4e 4f 49 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 39 3c 62 72 3e 3c 62	;PI_CMD_NOIB&nbsp;&nbsp;99<br><b
1cfa0	72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 54 58 4d 26 6e 62 73 70	r>#define&nbsp;PI_CMD_WVTXM&nbsp
1cfc0	3b 31 30 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 56 54 41	;100<br>#define&nbsp;PI_CMD_WVTA
1cfe0	54 26 6e 62 73 70 3b 31 30 31 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	T&nbsp;101<br><br>#define&nbsp;P
1d000	00 00 00 1d 61 73 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 42 69 74 73 22 3e 73	....ast..<h3><a.name="spiBits">s
1d020	70 69 42 69 74 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 69	piBits</a></h3>.The.number.of.bi
1d040	74 73 20 74 6f 20 74 72 61 6e 73 66 65 72 20 69 6e 20 61 20 72 61 77 20 53 50 49 20 74 72 61 6e	ts.to.transfer.in.a.raw.SPI.tran
1d060	73 61 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 43 68 61 6e 22 3e 73	saction..<h3><a.name="spiChan">s
1d080	70 69 43 68 61 6e 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 53 50 49 20 63 68 61 6e 6e 65 6c 2c 20 30	piChan</a></h3>.A.SPI.channel,.0
1d0a0	2d 32 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 46 6c 61 67 73 22 3e 73 70 69 46 6c	-2..<h3><a.name="spiFlags">spiFl
1d0c0	61 67 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 4f 70	ags</a></h3>.See.<a.href="#spiOp
1d0e0	65 6e 22 3e 73 70 69 4f 70 65 6e 3c 2f 61 3e 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 62 62	en">spiOpen</a>.and.<a.href="#bb
1d100	53 50 49 4f 70 65 6e 22 3e 62 62 53 50 49 4f 70 65 6e 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e	SPIOpen">bbSPIOpen</a>..<h3><a.n
1d120	61 6d 65 3d 22 73 70 69 53 53 22 3e 73 70 69 53 53 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 53	ame="spiSS">spiSS</a></h3>.The.S
1d140	50 49 20 73 6c 61 76 65 20 73 65 6c 65 63 74 20 47 50 49 4f 20 69 6e 20 61 20 72 61 77 20 53 50	PI.slave.select.GPIO.in.a.raw.SP
1d160	49 20 74 72 61 6e 73 61 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 54	I.transaction..<h3><a.name="spiT
1d180	78 42 69 74 73 22 3e 73 70 69 54 78 42 69 74 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75	xBits">spiTxBits</a></h3>.The.nu
1d1a0	6d 62 65 72 20 6f 66 20 62 69 74 73 20 74 6f 20 74 72 61 6e 73 66 65 72 20 64 72 69 6e 67 20 61	mber.of.bits.to.transfer.dring.a
1d1c0	20 72 61 77 20 53 50 49 20 74 72 61 6e 73 61 63 74 69 6f 6e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	.raw.SPI.transaction.<h3><a.name
1d1e0	3d 22 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 3a 20 30 2d 33 30 30 30 30 30 3c 2f	="steady">steady</a>:.0-300000</
1d200	68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6c	h3>.The.number.of.microseconds.l
1d220	65 76 65 6c 20 63 68 61 6e 67 65 73 20 6d 75 73 74 20 62 65 20 73 74 61 62 6c 65 20 66 6f 72 0a	evel.changes.must.be.stable.for.
1d240	62 65 66 6f 72 65 20 72 65 70 6f 72 74 69 6e 67 20 74 68 65 20 6c 65 76 65 6c 20 63 68 61 6e 67	before.reporting.the.level.chang
1d260	65 64 20 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 6c 69 74 63 68 46 69 6c 74 65 72 22 3e	ed.(<a.href="#gpioGlitchFilter">
1d280	67 70 69 6f 47 6c 69 74 63 68 46 69 6c 74 65 72 3c 2f 61 3e 29 20 6f 72 20 74 72 69 67 67 65 72	gpioGlitchFilter</a>).or.trigger
1d2a0	69 6e 67 0a 74 68 65 20 61 63 74 69 76 65 20 70 61 72 74 20 6f 66 20 61 20 6e 6f 69 73 65 20 66	ing.the.active.part.of.a.noise.f
1d2c0	69 6c 74 65 72 20 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f 69 73 65 46 69 6c 74 65 72	ilter.(<a.href="#gpioNoiseFilter
1d2e0	22 3e 67 70 69 6f 4e 6f 69 73 65 46 69 6c 74 65 72 3c 2f 61 3e 29 2e 0a 3c 68 33 3e 3c 61 20 6e	">gpioNoiseFilter</a>)..<h3><a.n
1d300	61 6d 65 3d 22 73 74 6f 70 5f 62 69 74 73 22 3e 73 74 6f 70 5f 62 69 74 73 3c 2f 61 3e 3a 20 32	ame="stop_bits">stop_bits</a>:.2
1d320	2d 38 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 28 68 61 6c 66 29 20 73 74 6f	-8</h3>.The.number.of.(half).sto
1d340	70 20 62 69 74 73 20 74 6f 20 62 65 20 75 73 65 64 20 77 68 65 6e 20 61 64 64 69 6e 67 20 73 65	p.bits.to.be.used.when.adding.se
1d360	72 69 61 6c 20 64 61 74 61 0a 74 6f 20 61 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72	rial.data.to.a.waveform..<br><br
1d380	3e 3c 63 6f 64 65 3e 50 49 5f 4d 49 4e 5f 57 41 56 45 5f 48 41 4c 46 53 54 4f 50 42 49 54 53 26	><code>PI_MIN_WAVE_HALFSTOPBITS&
1d3a0	6e 62 73 70 3b 32 3c 62 72 3e 50 49 5f 4d 41 58 5f 57 41 56 45 5f 48 41 4c 46 53 54 4f 50 42 49	nbsp;2<br>PI_MAX_WAVE_HALFSTOPBI
1d3c0	54 53 26 6e 62 73 70 3b 38 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	TS&nbsp;8<br></code><h3><a.name=
1d3e0	22 2a 73 74 72 22 3e 2a 73 74 72 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66	"*str">*str</a></h3>.An.array.of
1d400	20 63 68 61 72 61 63 74 65 72 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 69 6d 65 6f 75	.characters..<h3><a.name="timeou
1d420	74 22 3e 74 69 6d 65 6f 75 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 47 50 49 4f 20 6c 65 76 65 6c	t">timeout</a></h3>.A.GPIO.level
1d440	20 63 68 61 6e 67 65 20 74 69 6d 65 6f 75 74 20 69 6e 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e	.change.timeout.in.milliseconds.
1d460	0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 57 61 74 63 68 64	.<br><br><a.href="#gpioSetWatchd
1d480	6f 67 22 3e 67 70 69 6f 53 65 74 57 61 74 63 68 64 6f 67 3c 2f 61 3e 0a 3c 63 6f 64 65 3e 50 49	og">gpioSetWatchdog</a>.<code>PI
1d4a0	5f 4d 49 4e 5f 57 44 4f 47 5f 54 49 4d 45 4f 55 54 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 4d	_MIN_WDOG_TIMEOUT&nbsp;0<br>PI_M
1d4c0	41 58 5f 57 44 4f 47 5f 54 49 4d 45 4f 55 54 26 6e 62 73 70 3b 36 30 30 30 30 3c 62 72 3e 3c 2f	AX_WDOG_TIMEOUT&nbsp;60000<br></
1d4e0	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 49 53	code><br><br><a.href="#gpioSetIS
1d500	52 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 3c 2f 61 3e 20 61 6e 64 20 3c 61	RFunc">gpioSetISRFunc</a>.and.<a
1d520	20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65	.href="#gpioSetISRFuncEx">gpioSe
1d540	74 49 53 52 46 75 6e 63 45 78 3c 2f 61 3e 0a 3c 63 6f 64 65 3e 26 6c 74 3b 3d 30 26 6e 62 73 70	tISRFuncEx</a>.<code>&lt;=0&nbsp
1d560	3b 63 61 6e 63 65 6c 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 3c 62 72 3e 26 67 74 3b 30 26 6e 62	;cancel&nbsp;timeout<br>&gt;0&nb
1d580	73 70 3b 74 69 6d 65 6f 75 74 26 6e 62 73 70 3b 61 66 74 65 72 26 6e 62 73 70 3b 73 70 65 63 69	sp;timeout&nbsp;after&nbsp;speci
1d5a0	66 69 65 64 26 6e 62 73 70 3b 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 3c 62 72 3e 3c 2f 63 6f 64 65	fied&nbsp;milliseconds<br></code
1d5c0	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 69 6d 65 72 22 3e 74 69 6d 65 72 3c 2f 61 3e 3c 2f	><h3><a.name="timer">timer</a></
1d5e0	68 33 3e 0a 3c 63 6f 64 65 3e 50 49 5f 4d 49 4e 5f 54 49 4d 45 52 26 6e 62 73 70 3b 30 3c 62 72	h3>.<code>PI_MIN_TIMER&nbsp;0<br
1d600	3e 50 49 5f 4d 41 58 5f 54 49 4d 45 52 26 6e 62 73 70 3b 39 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	>PI_MAX_TIMER&nbsp;9<br></code><
1d620	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 69 6d 65 74 79 70 65 22 3e 74 69 6d 65 74 79 70 65 3c 2f	h3><a.name="timetype">timetype</
1d640	61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 50 49 5f 54 49 4d 45 5f 52 45 4c 41 54 49 56 45 26 6e	a></h3>.<code>PI_TIME_RELATIVE&n
1d660	62 73 70 3b 30 3c 62 72 3e 50 49 5f 54 49 4d 45 5f 41 42 53 4f 4c 55 54 45 26 6e 62 73 70 3b 31	bsp;0<br>PI_TIME_ABSOLUTE&nbsp;1
1d680	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 74 78 42 75 66 22 3e	<br></code><h3><a.name="*txBuf">
1d6a0	2a 74 78 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66 20 62 79 74 65	*txBuf</a></h3>.An.array.of.byte
1d6c0	73 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 69 6e 74	s.to.transmit..<h3><a.name="uint
1d6e0	33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 3a 20 30 2d 30 2d 34 2c 32 39 34 2c 39 36	32_t">uint32_t</a>:.0-0-4,294,96
1d700	37 2c 32 39 35 20 28 48 65 78 20 30 78 30 2d 30 78 46 46 46 46 46 46 46 46 29 3c 2f 68 33 3e 0a	7,295.(Hex.0x0-0xFFFFFFFF)</h3>.
1d720	41 20 33 32 2d 62 69 74 20 75 6e 73 69 67 6e 65 64 20 76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20	A.32-bit.unsigned.value..<h3><a.
1d740	6e 61 6d 65 3d 22 75 69 6e 74 36 34 5f 74 22 3e 75 69 6e 74 36 34 5f 74 3c 2f 61 3e 3a 20 30 2d	name="uint64_t">uint64_t</a>:.0-
1d760	28 32 5e 36 34 29 2d 31 3c 2f 68 33 3e 0a 41 20 36 34 2d 62 69 74 20 75 6e 73 69 67 6e 65 64 20	(2^64)-1</h3>.A.64-bit.unsigned.
1d780	76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 6e 73 69 67 6e 65 64 22 3e 75 6e	value..<h3><a.name="unsigned">un
1d7a0	73 69 67 6e 65 64 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 77 68 6f 6c 65 20 6e 75 6d 62 65 72 20 26	signed</a></h3>.A.whole.number.&
1d7c0	67 74 3b 3d 20 30 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 70 64 61 74 65 4d 61 73 6b 22	gt;=.0..<h3><a.name="updateMask"
1d7e0	3e 75 70 64 61 74 65 4d 61 73 6b 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 36 34 20 62 69 74 20 6d 61	>updateMask</a></h3>.A.64.bit.ma
1d800	73 6b 20 69 6e 64 69 63 61 74 69 6e 67 20 77 68 69 63 68 20 47 50 49 4f 20 6d 61 79 20 62 65 20	sk.indicating.which.GPIO.may.be.
1d820	77 72 69 74 74 65 6e 20 74 6f 20 62 79 20 74 68 65 20 75 73 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e	written.to.by.the.user..<br><br>
1d840	49 66 20 47 50 49 4f 23 6e 20 6d 61 79 20 62 65 20 77 72 69 74 74 65 6e 20 74 68 65 6e 20 62 69	If.GPIO#n.may.be.written.then.bi
1d860	74 20 28 31 26 6c 74 3b 26 6c 74 3b 6e 29 20 69 73 20 73 65 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61	t.(1&lt;&lt;n).is.set..<h3><a.na
1d880	6d 65 3d 22 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 3c 2f 68 33	me="user_gpio">user_gpio</a></h3
1d8a0	3e 0a 30 2d 33 31 2c 20 61 20 42 72 6f 61 64 63 6f 6d 20 6e 75 6d 62 65 72 65 64 20 47 50 49 4f	>.0-31,.a.Broadcom.numbered.GPIO
1d8c0	2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70	..<br><br>See.<a.href="#gpio">gp
1d8e0	69 6f 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 75 73 65 72 64 61 74 61 22 3e	io</a>..<h3><a.name="*userdata">
1d900	2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74 6f 20	*userdata</a></h3>.A.pointer.to.
1d920	61 72 62 69 74 72 61 72 79 20 75 73 65 72 20 64 61 74 61 2e 20 20 54 68 69 73 20 6d 61 79 20 62	arbitrary.user.data...This.may.b
1d940	65 20 75 73 65 64 20 74 6f 20 69 64 65 6e 74 69 66 79 20 74 68 65 20 69 6e 73 74 61 6e 63 65 2e	e.used.to.identify.the.instance.
1d960	0a 3c 62 72 3e 3c 62 72 3e 59 6f 75 20 6d 75 73 74 20 65 6e 73 75 72 65 20 74 68 61 74 20 74 68	.<br><br>You.must.ensure.that.th
1d980	65 20 70 6f 69 6e 74 65 72 20 69 73 20 69 6e 20 73 63 6f 70 65 20 61 74 20 74 68 65 20 74 69 6d	e.pointer.is.in.scope.at.the.tim
1d9a0	65 20 69 74 20 69 73 20 70 72 6f 63 65 73 73 65 64 2e 20 20 49 66 0a 69 74 20 69 73 20 61 20 70	e.it.is.processed...If.it.is.a.p
1d9c0	6f 69 6e 74 65 72 20 74 6f 20 61 20 67 6c 6f 62 61 6c 20 74 68 69 73 20 69 73 20 61 75 74 6f 6d	ointer.to.a.global.this.is.autom
1d9e0	61 74 69 63 2e 20 20 44 6f 20 6e 6f 74 20 70 61 73 73 20 74 68 65 20 61 64 64 72 65 73 73 20 6f	atic...Do.not.pass.the.address.o
1da00	66 20 61 0a 6c 6f 63 61 6c 20 76 61 72 69 61 62 6c 65 2e 20 20 49 66 20 79 6f 75 20 77 61 6e 74	f.a.local.variable...If.you.want
1da20	20 74 6f 20 70 61 73 73 20 61 20 74 72 61 6e 73 69 65 6e 74 20 6f 62 6a 65 63 74 20 74 68 65 6e	.to.pass.a.transient.object.then
1da40	20 75 73 65 20 74 68 65 0a 66 6f 6c 6c 6f 77 69 6e 67 20 74 65 63 68 6e 69 71 75 65 2e 0a 3c 62	.use.the.following.technique..<b
1da60	72 3e 3c 62 72 3e 49 6e 20 74 68 65 20 63 61 6c 6c 69 6e 67 20 66 75 6e 63 74 69 6f 6e 3a 0a 3c	r><br>In.the.calling.function:.<
1da80	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 74 79 70 65 26 6e 62 73 70 3b 2a 75 73 65	br><br><code>user_type&nbsp;*use
1daa0	72 64 61 74 61 3b 3c 62 72 3e 3c 62 72 3e 75 73 65 72 5f 74 79 70 65 26 6e 62 73 70 3b 6d 79 5f	rdata;<br><br>user_type&nbsp;my_
1dac0	75 73 65 72 64 61 74 61 3b 3c 62 72 3e 3c 62 72 3e 75 73 65 72 64 61 74 61 26 6e 62 73 70 3b 3d	userdata;<br><br>userdata&nbsp;=
1dae0	26 6e 62 73 70 3b 6d 61 6c 6c 6f 63 28 73 69 7a 65 6f 66 28 75 73 65 72 5f 74 79 70 65 29 29 3b	&nbsp;malloc(sizeof(user_type));
1db00	3c 62 72 3e 3c 62 72 3e 2a 75 73 65 72 64 61 74 61 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 6d 79	<br><br>*userdata&nbsp;=&nbsp;my
1db20	5f 75 73 65 72 64 61 74 61 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 49 6e 20	_userdata;<br></code><br><br>In.
1db40	74 68 65 20 72 65 63 65 69 76 69 6e 67 20 66 75 6e 63 74 69 6f 6e 3a 0a 3c 62 72 3e 3c 62 72 3e	the.receiving.function:.<br><br>
1db60	3c 63 6f 64 65 3e 75 73 65 72 5f 74 79 70 65 26 6e 62 73 70 3b 6d 79 5f 75 73 65 72 64 61 74 61	<code>user_type&nbsp;my_userdata
1db80	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2a 28 75 73 65 72 5f 74 79 70 65 2a 29 75 73 65 72 64 61	&nbsp;=&nbsp;*(user_type*)userda
1dba0	74 61 3b 3c 62 72 3e 3c 62 72 3e 66 72 65 65 28 75 73 65 72 64 61 74 61 29 3b 3c 62 72 3e 3c 2f	ta;<br><br>free(userdata);<br></
1dbc0	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e	code><h3><a.name="void">void</a>
1dbe0	3c 2f 68 33 3e 0a 44 65 6e 6f 74 69 6e 67 20 6e 6f 20 70 61 72 61 6d 65 74 65 72 20 69 73 20 72	</h3>.Denoting.no.parameter.is.r
1dc00	65 71 75 69 72 65 64 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 69 64 22 3e 77 61	equired.<h3><a.name="wave_id">wa
1dc20	76 65 5f 69 64 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65 72 20 69 64 65 6e 74 69 66 79	ve_id</a></h3>.A.number.identify
1dc40	69 6e 67 20 61 20 77 61 76 65 66 6f 72 6d 20 63 72 65 61 74 65 64 20 62 79 20 3c 61 20 68 72 65	ing.a.waveform.created.by.<a.hre
1dc60	66 3d 22 23 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 22 3e 67 70 69 6f 57 61 76 65 43 72 65 61	f="#gpioWaveCreate">gpioWaveCrea
1dc80	74 65 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 6d 6f 64 65 22 3e	te</a>..<h3><a.name="wave_mode">
1dca0	77 61 76 65 5f 6d 6f 64 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6d 6f 64 65 20 64 65 74 65	wave_mode</a></h3>.The.mode.dete
1dcc0	72 6d 69 6e 65 73 20 69 66 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 69 73 20 73 65 6e 74 20 6f	rmines.if.the.waveform.is.sent.o
1dce0	6e 63 65 20 6f 72 20 63 79 63 6c 65 73 0a 72 65 70 65 61 74 65 64 6c 79 2e 20 20 54 68 65 20 53	nce.or.cycles.repeatedly...The.S
1dd00	59 4e 43 20 76 61 72 69 61 6e 74 73 20 77 61 69 74 20 66 6f 72 20 74 68 65 20 63 75 72 72 65 6e	YNC.variants.wait.for.the.curren
1dd20	74 20 77 61 76 65 66 6f 72 6d 0a 74 6f 20 72 65 61 63 68 20 74 68 65 20 65 6e 64 20 6f 66 20 61	t.waveform.to.reach.the.end.of.a
1dd40	20 63 79 63 6c 65 20 6f 72 20 66 69 6e 69 73 68 20 62 65 66 6f 72 65 20 73 74 61 72 74 69 6e 67	.cycle.or.finish.before.starting
1dd60	20 74 68 65 20 6e 65 77 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	.the.new.waveform..<br><br><code
1dd80	3e 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 26 6e 62 73 70 3b 26 6e 62 73	>PI_WAVE_MODE_ONE_SHOT&nbsp;&nbs
1dda0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 50	p;&nbsp;&nbsp;&nbsp;&nbsp;0<br>P
1ddc0	49 5f 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	I_WAVE_MODE_REPEAT&nbsp;&nbsp;&n
1dde0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
1de00	70 3b 31 3c 62 72 3e 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 5f 53 59 4e	p;1<br>PI_WAVE_MODE_ONE_SHOT_SYN
1de20	43 26 6e 62 73 70 3b 32 3c 62 72 3e 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 5f	C&nbsp;2<br>PI_WAVE_MODE_REPEAT_
1de40	53 59 4e 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 3c 62 72 3e 3c 2f 63 6f 64	SYNC&nbsp;&nbsp;&nbsp;3<br></cod
1de60	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 56 61 6c 22 3e 77 56 61 6c 3c 2f 61 3e 3a 20 30	e><h3><a.name="wVal">wVal</a>:.0
1de80	2d 36 35 35 33 35 20 28 48 65 78 20 30 78 30 2d 30 78 46 46 46 46 2c 20 4f 63 74 61 6c 20 30 2d	-65535.(Hex.0x0-0xFFFF,.Octal.0-
1dea0	30 31 37 37 37 37 37 29 3c 2f 68 33 3e 0a 41 20 31 36 2d 62 69 74 20 77 6f 72 64 20 76 61 6c 75	0177777)</h3>.A.16-bit.word.valu
1dec0	65 2e 0a 3c 68 32 3e 53 6f 63 6b 65 74 20 43 6f 6d 6d 61 6e 64 20 43 6f 64 65 73 3c 2f 68 32 3e	e..<h2>Socket.Command.Codes</h2>
1dee0	3c 63 6f 64 65 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 4d 4f	<code><br>#define&nbsp;PI_CMD_MO
1df00	44 45 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70	DES&nbsp;&nbsp;0<br>#define&nbsp
1df20	3b 50 49 5f 43 4d 44 5f 4d 4f 44 45 47 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 23 64	;PI_CMD_MODEG&nbsp;&nbsp;1<br>#d
1df40	65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50 55 44 26 6e 62 73 70 3b 26 6e 62 73 70	efine&nbsp;PI_CMD_PUD&nbsp;&nbsp
1df60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	;&nbsp;&nbsp;2<br>#define&nbsp;P
1df80	49 5f 43 4d 44 5f 52 45 41 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 3c 62 72	I_CMD_READ&nbsp;&nbsp;&nbsp;3<br
1dfa0	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 57 52 49 54 45 26 6e 62 73 70 3b	>#define&nbsp;PI_CMD_WRITE&nbsp;
1dfc0	26 6e 62 73 70 3b 34 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 43 4d 44 5f 50	&nbsp;4<br>#define&nbsp;PI_CMD_P
1dfe0	57 4d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 3c 62 72 3e 23	WM&nbsp;&nbsp;&nbsp;&nbsp;5<br>#
1e000	00 00 00 1e 2f 26 6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73 70 3b 61 66 74 65 72 26 6e 62 73 70	..../&nbsp;delay&nbsp;after&nbsp
1e020	3b 73 6c 61 76 65 26 6e 62 73 70 3b 73 65 6c 65 63 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	;slave&nbsp;select<br>&nbsp;&nbs
1e040	70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 63 6c 6b 5f 70 6f 6c 3b 26 6e 62 73 70 3b 2f	p;&nbsp;int&nbsp;clk_pol;&nbsp;/
1e060	2f 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 6f 66 66 26 6e 62 73 70 3b 73 74 61 74 65	/&nbsp;clock&nbsp;off&nbsp;state
1e080	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 63	<br>&nbsp;&nbsp;&nbsp;int&nbsp;c
1e0a0	6c 6b 5f 70 68 61 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b	lk_pha;&nbsp;//&nbsp;clock&nbsp;
1e0c0	70 68 61 73 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e	phase<br>&nbsp;&nbsp;&nbsp;int&n
1e0e0	62 73 70 3b 63 6c 6b 5f 75 73 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 63	bsp;clk_us;&nbsp;&nbsp;//&nbsp;c
1e100	6c 6f 63 6b 26 6e 62 73 70 3b 6d 69 63 72 6f 73 3c 62 72 3e 7d 26 6e 62 73 70 3b 72 61 77 53 50	lock&nbsp;micros<br>}&nbsp;rawSP
1e120	49 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57	I_t;<br></code><h3><a.name="rawW
1e140	61 76 65 5f 74 22 3e 72 61 77 57 61 76 65 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e	ave_t">rawWave_t</a></h3>.<code>
1e160	74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73	typedef&nbsp;struct<br>{<br>&nbs
1e180	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 67 70 69 6f	p;&nbsp;&nbsp;uint32_t&nbsp;gpio
1e1a0	4f 6e 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f	On;<br>&nbsp;&nbsp;&nbsp;uint32_
1e1c0	74 26 6e 62 73 70 3b 67 70 69 6f 4f 66 66 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	t&nbsp;gpioOff;<br>&nbsp;&nbsp;&
1e1e0	6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 75 73 44 65 6c 61 79 3b 3c 62 72 3e 26	nbsp;uint32_t&nbsp;usDelay;<br>&
1e200	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 66	nbsp;&nbsp;&nbsp;uint32_t&nbsp;f
1e220	6c 61 67 73 3b 3c 62 72 3e 7d 26 6e 62 73 70 3b 72 61 77 57 61 76 65 5f 74 3b 3c 62 72 3e 3c 2f	lags;<br>}&nbsp;rawWave_t;<br></
1e240	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76 65 49 6e 66 6f 5f 74 22	code><h3><a.name="rawWaveInfo_t"
1e260	3e 72 61 77 57 61 76 65 49 6e 66 6f 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79	>rawWaveInfo_t</a></h3>.<code>ty
1e280	70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b	pedef&nbsp;struct<br>{<br>&nbsp;
1e2a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74 26 6e 62 73 70 3b 62 6f 74 43 42 3b	&nbsp;&nbsp;uint16_t&nbsp;botCB;
1e2c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 66 69 72 73 74 26 6e 62 73 70 3b 43	&nbsp;&nbsp;//&nbsp;first&nbsp;C
1e2e0	42 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 77 61 76 65 3c 62 72	B&nbsp;used&nbsp;by&nbsp;wave<br
1e300	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74 26 6e 62 73 70	>&nbsp;&nbsp;&nbsp;uint16_t&nbsp
1e320	3b 74 6f 70 43 42 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 61 73 74 26	;topCB;&nbsp;&nbsp;//&nbsp;last&
1e340	6e 62 73 70 3b 43 42 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 77	nbsp;CB&nbsp;used&nbsp;by&nbsp;w
1e360	61 76 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f	ave<br>&nbsp;&nbsp;&nbsp;uint16_
1e380	74 26 6e 62 73 70 3b 62 6f 74 4f 4f 4c 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 61 73 74	t&nbsp;botOOL;&nbsp;//&nbsp;last
1e3a0	26 6e 62 73 70 3b 4f 4f 4c 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70	&nbsp;OOL&nbsp;used&nbsp;by&nbsp
1e3c0	3b 77 61 76 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31	;wave<br>&nbsp;&nbsp;&nbsp;uint1
1e3e0	36 5f 74 26 6e 62 73 70 3b 74 6f 70 4f 4f 4c 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 66 69	6_t&nbsp;topOOL;&nbsp;//&nbsp;fi
1e400	72 73 74 26 6e 62 73 70 3b 4f 4f 4c 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 62 79 26 6e	rst&nbsp;OOL&nbsp;used&nbsp;by&n
1e420	62 73 70 3b 77 61 76 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69	bsp;wave<br>&nbsp;&nbsp;&nbsp;ui
1e440	6e 74 31 36 5f 74 26 6e 62 73 70 3b 64 65 6c 65 74 65 64 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	nt16_t&nbsp;deleted;<br>&nbsp;&n
1e460	62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74 26 6e 62 73 70 3b 6e 75 6d 43 42 3b 3c 62	bsp;&nbsp;uint16_t&nbsp;numCB;<b
1e480	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74 26 6e 62 73	r>&nbsp;&nbsp;&nbsp;uint16_t&nbs
1e4a0	70 3b 6e 75 6d 42 4f 4f 4c 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;numBOOL;<br>&nbsp;&nbsp;&nbsp;
1e4c0	75 69 6e 74 31 36 5f 74 26 6e 62 73 70 3b 6e 75 6d 54 4f 4f 4c 3b 3c 62 72 3e 7d 26 6e 62 73 70	uint16_t&nbsp;numTOOL;<br>}&nbsp
1e4e0	3b 72 61 77 57 61 76 65 49 6e 66 6f 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	;rawWaveInfo_t;<br></code><h3><a
1e500	20 6e 61 6d 65 3d 22 2a 72 65 74 42 75 66 22 3e 2a 72 65 74 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e	.name="*retBuf">*retBuf</a></h3>
1e520	0a 41 20 62 75 66 66 65 72 20 74 6f 20 68 6f 6c 64 20 61 20 6e 75 6d 62 65 72 20 6f 66 20 62 79	.A.buffer.to.hold.a.number.of.by
1e540	74 65 73 20 72 65 74 75 72 6e 65 64 20 74 6f 20 61 20 75 73 65 64 20 63 75 73 74 6f 6d 69 73 65	tes.returned.to.a.used.customise
1e560	64 20 66 75 6e 63 74 69 6f 6e 2c 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 65 74 4d 61 78 22	d.function,.<h3><a.name="retMax"
1e580	3e 72 65 74 4d 61 78 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6d 61 78 69 6d 75 6d 20 6e 75 6d	>retMax</a></h3>.The.maximum.num
1e5a0	62 65 72 20 6f 66 20 62 79 74 65 73 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66	ber.of.bytes.a.user.customised.f
1e5c0	75 6e 63 74 69 6f 6e 20 73 68 6f 75 6c 64 20 72 65 74 75 72 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61	unction.should.return..<h3><a.na
1e5e0	6d 65 3d 22 2a 72 78 42 75 66 22 3e 2a 72 78 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f	me="*rxBuf">*rxBuf</a></h3>.A.po
1e600	69 6e 74 65 72 20 74 6f 20 61 20 62 75 66 66 65 72 20 74 6f 20 72 65 63 65 69 76 65 20 64 61 74	inter.to.a.buffer.to.receive.dat
1e620	61 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 43 4c 22 3e 53 43 4c 3c 2f 61 3e 3c 2f 68 33	a..<h3><a.name="SCL">SCL</a></h3
1e640	3e 0a 54 68 65 20 75 73 65 72 20 47 50 49 4f 20 74 6f 20 75 73 65 20 66 6f 72 20 74 68 65 20 63	>.The.user.GPIO.to.use.for.the.c
1e660	6c 6f 63 6b 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 2e 0a 3c 68 33 3e 3c	lock.when.bit.banging.I2C..<h3><
1e680	61 20 6e 61 6d 65 3d 22 53 43 4c 4b 22 3e 53 43 4c 4b 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20	a.name="SCLK">SCLK</a></h3>.The.
1e6a0	47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 53 43 4c 4b 20 73 69 67 6e 61 6c 20 77 68	GPIO.used.for.the.SCLK.signal.wh
1e6c0	65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	en.bit.banging.SPI..<h3><a.name=
1e6e0	22 2a 73 63 72 69 70 74 22 3e 2a 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69	"*script">*script</a></h3>.A.poi
1e700	6e 74 65 72 20 74 6f 20 74 68 65 20 74 65 78 74 20 6f 66 20 61 20 73 63 72 69 70 74 2e 0a 3c 68	nter.to.the.text.of.a.script..<h
1e720	33 3e 3c 61 20 6e 61 6d 65 3d 22 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c	3><a.name="script_id">script_id<
1e740	2f 61 3e 3c 2f 68 33 3e 0a 41 6e 20 69 64 20 6f 66 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70	/a></h3>.An.id.of.a.stored.scrip
1e760	74 20 61 73 20 72 65 74 75 72 6e 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53	t.as.returned.by.<a.href="#gpioS
1e780	74 6f 72 65 53 63 72 69 70 74 22 3e 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 3c 2f 61 3e 2e	toreScript">gpioStoreScript</a>.
1e7a0	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 63 72 69 70 74 4e 61 6d 65 22 3e 2a 73 63 72 69	.<h3><a.name="*scriptName">*scri
1e7c0	70 74 4e 61 6d 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 61 6d 65 20 6f 66 20 61 20 3c 61	ptName</a></h3>.The.name.of.a.<a
1e7e0	20 68 72 65 66 3d 22 23 73 68 65 6c 6c 22 3e 73 68 65 6c 6c 3c 2f 61 3e 20 73 63 72 69 70 74 20	.href="#shell">shell</a>.script.
1e800	74 6f 20 62 65 20 65 78 65 63 75 74 65 64 2e 20 20 54 68 65 20 73 63 72 69 70 74 20 6d 75 73 74	to.be.executed...The.script.must
1e820	20 62 65 20 70 72 65 73 65 6e 74 20 69 6e 0a 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 63 67 69 20 61	.be.present.in./opt/pigpio/cgi.a
1e840	6e 64 20 6d 75 73 74 20 68 61 76 65 20 65 78 65 63 75 74 65 20 70 65 72 6d 69 73 73 69 6f 6e 2e	nd.must.have.execute.permission.
1e860	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 63 72 69 70 74 53 74 72 69 6e 67 22 3e 2a 73 63	.<h3><a.name="*scriptString">*sc
1e880	72 69 70 74 53 74 72 69 6e 67 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 73 74 72 69 6e 67 20 74	riptString</a></h3>.The.string.t
1e8a0	6f 20 62 65 20 70 61 73 73 65 64 20 74 6f 20 61 20 3c 61 20 68 72 65 66 3d 22 23 73 68 65 6c 6c	o.be.passed.to.a.<a.href="#shell
1e8c0	22 3e 73 68 65 6c 6c 3c 2f 61 3e 20 73 63 72 69 70 74 20 74 6f 20 62 65 20 65 78 65 63 75 74 65	">shell</a>.script.to.be.execute
1e8e0	64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 44 41 22 3e 53 44 41 3c 2f 61 3e 3c 2f 68 33	d..<h3><a.name="SDA">SDA</a></h3
1e900	3e 0a 54 68 65 20 75 73 65 72 20 47 50 49 4f 20 74 6f 20 75 73 65 20 66 6f 72 20 64 61 74 61 20	>.The.user.GPIO.to.use.for.data.
1e920	77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	when.bit.banging.I2C..<h3><a.nam
1e940	65 3d 22 73 65 63 6f 6e 64 61 72 79 43 68 61 6e 6e 65 6c 22 3e 73 65 63 6f 6e 64 61 72 79 43 68	e="secondaryChannel">secondaryCh
1e960	61 6e 6e 65 6c 3c 2f 61 3e 3a 20 30 2d 36 3c 2f 68 33 3e 0a 54 68 65 20 44 4d 41 20 63 68 61 6e	annel</a>:.0-6</h3>.The.DMA.chan
1e980	6e 65 6c 20 75 73 65 64 20 74 6f 20 74 69 6d 65 20 6f 75 74 70 75 74 20 77 61 76 65 66 6f 72 6d	nel.used.to.time.output.waveform
1e9a0	73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 65 63 6f 6e 64 73 22 3e 2a 73 65 63 6f 6e	s..<h3><a.name="*seconds">*secon
1e9c0	64 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74 6f 20 61 20 75 69 6e 74 33	ds</a></h3>.A.pointer.to.a.uint3
1e9e0	32 5f 74 20 74 6f 20 73 74 6f 72 65 20 74 68 65 20 73 65 63 6f 6e 64 20 63 6f 6d 70 6f 6e 65 6e	2_t.to.store.the.second.componen
1ea00	74 20 6f 66 0a 61 20 72 65 74 75 72 6e 65 64 20 74 69 6d 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	t.of.a.returned.time..<h3><a.nam
1ea20	65 3d 22 73 65 63 6f 6e 64 73 22 3e 73 65 63 6f 6e 64 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65	e="seconds">seconds</a></h3>.The
1ea40	20 6e 75 6d 62 65 72 20 6f 66 20 73 65 63 6f 6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	.number.of.seconds..<h3><a.name=
1ea60	22 73 65 65 6b 46 72 6f 6d 22 3e 73 65 65 6b 46 72 6f 6d 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f	"seekFrom">seekFrom</a></h3>.<co
1ea80	64 65 3e 50 49 5f 46 52 4f 4d 5f 53 54 41 52 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	de>PI_FROM_START&nbsp;&nbsp;&nbs
1eaa0	70 3b 30 3c 62 72 3e 50 49 5f 46 52 4f 4d 5f 43 55 52 52 45 4e 54 26 6e 62 73 70 3b 31 3c 62 72	p;0<br>PI_FROM_CURRENT&nbsp;1<br
1eac0	3e 50 49 5f 46 52 4f 4d 5f 45 4e 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	>PI_FROM_END&nbsp;&nbsp;&nbsp;&n
1eae0	62 73 70 3b 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	bsp;&nbsp;2<br></code><h3><a.nam
1eb00	65 3d 22 73 65 65 6b 4f 66 66 73 65 74 22 3e 73 65 65 6b 4f 66 66 73 65 74 3c 2f 61 3e 3c 2f 68	e="seekOffset">seekOffset</a></h
1eb20	33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74 6f 20 6d 6f 76 65 20 66	3>.The.number.of.bytes.to.move.f
1eb40	6f 72 77 61 72 64 20 28 70 6f 73 69 74 69 76 65 29 20 6f 72 20 62 61 63 6b 77 61 72 64 73 20 28	orward.(positive).or.backwards.(
1eb60	6e 65 67 61 74 69 76 65 29 0a 66 72 6f 6d 20 74 68 65 20 73 65 65 6b 20 70 6f 73 69 74 69 6f 6e	negative).from.the.seek.position
1eb80	20 28 73 74 61 72 74 2c 20 63 75 72 72 65 6e 74 2c 20 6f 72 20 65 6e 64 20 6f 66 20 66 69 6c 65	.(start,.current,.or.end.of.file
1eba0	29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 65 67 73 22 3e 2a 73 65 67 73 3c 2f 61 3e	)..<h3><a.name="*segs">*segs</a>
1ebc0	3c 2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66 20 73 65 67 6d 65 6e 74 73 20 77 68 69 63 68	</h3>.An.array.of.segments.which
1ebe0	20 6d 61 6b 65 20 75 70 20 61 20 63 6f 6d 62 69 6e 65 64 20 49 32 43 20 74 72 61 6e 73 61 63 74	.make.up.a.combined.I2C.transact
1ec00	69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 46 6c 61 67 73 22 3e 73 65 72 46	ion..<h3><a.name="serFlags">serF
1ec20	6c 61 67 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 46 6c 61 67 73 20 77 68 69 63 68 20 6d 6f 64 69 66 79	lags</a></h3>.Flags.which.modify
1ec40	20 61 20 73 65 72 69 61 6c 20 6f 70 65 6e 20 63 6f 6d 6d 61 6e 64 2e 20 20 4e 6f 6e 65 20 61 72	.a.serial.open.command...None.ar
1ec60	65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	e.currently.defined..<h3><a.name
1ec80	3d 22 2a 73 65 72 74 74 79 22 3e 2a 73 65 72 74 74 79 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20	="*sertty">*sertty</a></h3>.The.
1eca0	6e 61 6d 65 20 6f 66 20 61 20 73 65 72 69 61 6c 20 74 74 79 20 64 65 76 69 63 65 2c 20 65 2e 67	name.of.a.serial.tty.device,.e.g
1ecc0	2e 20 2f 64 65 76 2f 74 74 79 41 4d 41 30 2c 20 2f 64 65 76 2f 74 74 79 55 53 42 30 2c 20 2f 64	../dev/ttyAMA0,./dev/ttyUSB0,./d
1ece0	65 76 2f 74 74 79 31 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 74 69 6e 67 22 3e 73	ev/tty1..<h3><a.name="setting">s
1ed00	65 74 74 69 6e 67 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 76 61 6c 75 65 20 75 73 65 64 20 74 6f 20	etting</a></h3>.A.value.used.to.
1ed20	73 65 74 20 61 20 66 6c 61 67 2c 20 30 20 66 6f 72 20 66 61 6c 73 65 2c 20 6e 6f 6e 2d 7a 65 72	set.a.flag,.0.for.false,.non-zer
1ed40	6f 20 66 6f 72 20 74 72 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 69 67 6e 75 6d 22	o.for.true..<h3><a.name="signum"
1ed60	3e 73 69 67 6e 75 6d 3c 2f 61 3e 3a 20 30 2d 36 33 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 50 49 5f	>signum</a>:.0-63</h3>.<code>PI_
1ed80	4d 49 4e 5f 53 49 47 4e 55 4d 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 4d 41 58 5f 53 49 47 4e	MIN_SIGNUM&nbsp;0<br>PI_MAX_SIGN
1eda0	55 4d 26 6e 62 73 70 3b 36 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	UM&nbsp;63<br></code><h3><a.name
1edc0	3d 22 73 69 7a 65 5f 74 22 3e 73 69 7a 65 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 73 74 61 6e	="size_t">size_t</a></h3>.A.stan
1ede0	64 61 72 64 20 74 79 70 65 20 75 73 65 64 20 74 6f 20 69 6e 64 69 63 61 74 65 20 74 68 65 20 73	dard.type.used.to.indicate.the.s
1ee00	69 7a 65 20 6f 66 20 61 6e 20 6f 62 6a 65 63 74 20 69 6e 20 62 79 74 65 73 2e 0a 3c 68 33 3e 3c	ize.of.an.object.in.bytes..<h3><
1ee20	61 20 6e 61 6d 65 3d 22 2a 73 6f 63 6b 41 64 64 72 22 3e 2a 73 6f 63 6b 41 64 64 72 3c 2f 61 3e	a.name="*sockAddr">*sockAddr</a>
1ee40	3c 2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66 20 6e 65 74 77 6f 72 6b 20 61 64 64 72 65 73	</h3>.An.array.of.network.addres
1ee60	73 65 73 20 61 6c 6c 6f 77 65 64 20 74 6f 20 75 73 65 20 74 68 65 20 73 6f 63 6b 65 74 20 69 6e	ses.allowed.to.use.the.socket.in
1ee80	74 65 72 66 61 63 65 20 65 6e 63 6f 64 65 64 0a 61 73 20 33 32 20 62 69 74 20 6e 75 6d 62 65 72	terface.encoded.as.32.bit.number
1eea0	73 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 61 64 64 72 65 73 73 20 31 39 32 2e 31 36 38 2e	s..<br><br>E.g..address.192.168.
1eec0	31 2e 36 36 20 77 6f 75 6c 64 20 62 65 20 65 6e 63 6f 64 65 64 20 61 73 20 30 78 34 32 30 31 61	1.66.would.be.encoded.as.0x4201a
1eee0	38 63 30 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 70 69 22 3e 2a 73 70 69 3c 2f 61 3e	8c0..<h3><a.name="*spi">*spi</a>
1ef00	3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74 6f 20 61 20 3c 61 20 68 72 65 66 3d 22 23 72	</h3>.A.pointer.to.a.<a.href="#r
1ef20	61 77 53 50 49 5f 74 22 3e 72 61 77 53 50 49 5f 74 3c 2f 61 3e 20 73 74 72 75 63 74 75 72 65 2e	awSPI_t">rawSPI_t</a>.structure.
1ef40	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 42 69 74 46 69 72 73 74 22 3e 73 70 69 42 69	.<h3><a.name="spiBitFirst">spiBi
1ef60	74 46 69 72 73 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 47 50 49 4f 20 72 65 61 64 73 20 61 72 65 20 6d	tFirst</a></h3>.GPIO.reads.are.m
1ef80	61 64 65 20 66 72 6f 6d 20 73 70 69 42 69 74 46 69 72 73 74 20 74 6f 20 73 70 69 42 69 74 4c 61	ade.from.spiBitFirst.to.spiBitLa
1efa0	73 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 42 69 74 4c 61 73 74 22 3e 73 70 69	st..<h3><a.name="spiBitLast">spi
1efc0	42 69 74 4c 61 73 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 47 50 49 4f 20 72 65 61 64 73 20 61 72 65 20	BitLast</a></h3>.GPIO.reads.are.
1efe0	6d 61 64 65 20 66 72 6f 6d 20 73 70 69 42 69 74 46 69 72 73 74 20 74 6f 20 73 70 69 42 69 74 4c	made.from.spiBitFirst.to.spiBitL
1f000	00 00 00 1f 73 73 65 73 20 61 6c 6c 6f 77 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6f	....sses.allowed..<h3><a.name="o
1f020	66 66 73 65 74 22 3e 6f 66 66 73 65 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 61 73 73 6f 63	ffset">offset</a></h3>.The.assoc
1f040	69 61 74 65 64 20 64 61 74 61 20 73 74 61 72 74 73 20 74 68 69 73 20 6e 75 6d 62 65 72 20 6f 66	iated.data.starts.this.number.of
1f060	20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 66 72 6f 6d 20 74 68 65 20 73 74 61 72 74 20 6f 66 0a	.microseconds.from.the.start.of.
1f080	74 68 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 6f 75 74 42	the.waveform..<h3><a.name="*outB
1f0a0	75 66 22 3e 2a 6f 75 74 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66 66 65 72 20 75 73	uf">*outBuf</a></h3>.A.buffer.us
1f0c0	65 64 20 74 6f 20 72 65 74 75 72 6e 20 64 61 74 61 20 66 72 6f 6d 20 61 20 66 75 6e 63 74 69 6f	ed.to.return.data.from.a.functio
1f0e0	6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6f 75 74 4c 65 6e 22 3e 6f 75 74 4c 65 6e 3c 2f	n..<h3><a.name="outLen">outLen</
1f100	61 3e 3c 2f 68 33 3e 0a 54 68 65 20 73 69 7a 65 20 69 6e 20 62 79 74 65 73 20 6f 66 20 61 6e 20	a></h3>.The.size.in.bytes.of.an.
1f120	6f 75 74 70 75 74 20 62 75 66 66 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 61 64 22	output.buffer..<h3><a.name="pad"
1f140	3e 70 61 64 3c 2f 61 3e 3a 20 30 2d 32 3c 2f 68 33 3e 0a 41 20 73 65 74 20 6f 66 20 47 50 49 4f	>pad</a>:.0-2</h3>.A.set.of.GPIO
1f160	20 77 68 69 63 68 20 73 68 61 72 65 20 63 6f 6d 6d 6f 6e 20 64 72 69 76 65 72 73 2e 0a 3c 62 72	.which.share.common.drivers..<br
1f180	3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69	><br><table.border="1".cellpaddi
1f1a0	6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74	ng="2".cellspacing="2"><tbody><t
1f1c0	72 3e 3c 74 64 3e 50 61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e 3c 2f 74 72 3e	r><td>Pad</td><td>GPIO</td></tr>
1f1e0	3c 74 72 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e 3c 2f 74 72 3e	<tr><td>0</td><td>0-27</td></tr>
1f200	3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64 3e 3c 2f 74 72	<tr><td>1</td><td>28-45</td></tr
1f220	3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74 64 3e 3c 2f 74	><tr><td>2</td><td>46-53</td></t
1f240	72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70	r></tbody></table><h3><a.name="p
1f260	61 64 53 74 72 65 6e 67 74 68 22 3e 70 61 64 53 74 72 65 6e 67 74 68 3c 2f 61 3e 3a 20 31 2d 31	adStrength">padStrength</a>:.1-1
1f280	36 3c 2f 68 33 3e 0a 54 68 65 20 6d 41 20 77 68 69 63 68 20 6d 61 79 20 62 65 20 64 72 61 77 6e	6</h3>.The.mA.which.may.be.drawn
1f2a0	20 66 72 6f 6d 20 65 61 63 68 20 47 50 49 4f 20 77 68 69 6c 73 74 20 73 74 69 6c 6c 20 67 75 61	.from.each.GPIO.whilst.still.gua
1f2c0	72 61 6e 74 65 65 69 6e 67 20 74 68 65 0a 68 69 67 68 20 61 6e 64 20 6c 6f 77 20 6c 65 76 65 6c	ranteeing.the.high.and.low.level
1f2e0	73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 61 72 61 6d 22 3e 2a 70 61 72 61 6d 3c 2f	s..<h3><a.name="*param">*param</
1f300	61 3e 3c 2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66 20 73 63 72 69 70 74 20 70 61 72 61 6d	a></h3>.An.array.of.script.param
1f320	65 74 65 72 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 63 74 42 4f 4f 4c 22 3e 70 63 74	eters..<h3><a.name="pctBOOL">pct
1f340	42 4f 4f 4c 3c 2f 61 3e 3a 20 30 2d 31 30 30 3c 2f 68 33 3e 0a 70 65 72 63 65 6e 74 20 4f 6e 2d	BOOL</a>:.0-100</h3>.percent.On-
1f360	4f 66 66 2d 4c 65 76 65 6c 20 28 4f 4f 4c 29 20 62 75 66 66 65 72 20 74 6f 20 63 6f 6e 73 75 6d	Off-Level.(OOL).buffer.to.consum
1f380	65 20 66 6f 72 20 77 61 76 65 20 6f 75 74 70 75 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	e.for.wave.output..<h3><a.name="
1f3a0	70 63 74 43 42 22 3e 70 63 74 43 42 3c 2f 61 3e 3a 20 30 2d 31 30 30 3c 2f 68 33 3e 0a 74 68 65	pctCB">pctCB</a>:.0-100</h3>.the
1f3c0	20 70 65 72 63 65 6e 74 20 6f 66 20 61 6c 6c 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63	.percent.of.all.DMA.control.bloc
1f3e0	6b 73 20 74 6f 20 63 6f 6e 73 75 6d 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 63 74 54	ks.to.consume..<h3><a.name="pctT
1f400	4f 4f 4c 22 3e 70 63 74 54 4f 4f 4c 3c 2f 61 3e 3a 20 30 2d 31 30 30 3c 2f 68 33 3e 0a 74 68 65	OOL">pctTOOL</a>:.0-100</h3>.the
1f420	20 70 65 72 63 65 6e 74 20 6f 66 20 4f 4f 4c 20 62 75 66 66 65 72 20 74 6f 20 63 6f 6e 73 75 6d	.percent.of.OOL.buffer.to.consum
1f440	65 20 66 6f 72 20 77 61 76 65 20 69 6e 70 75 74 20 28 66 6c 61 67 73 29 2e 0a 3c 68 33 3e 3c 61	e.for.wave.input.(flags)..<h3><a
1f460	20 6e 61 6d 65 3d 22 70 69 5f 69 32 63 5f 6d 73 67 5f 74 22 3e 70 69 5f 69 32 63 5f 6d 73 67 5f	.name="pi_i2c_msg_t">pi_i2c_msg_
1f480	74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74	t</a></h3>.<code>typedef&nbsp;st
1f4a0	72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75	ruct<br>{<br>&nbsp;&nbsp;&nbsp;u
1f4c0	69 6e 74 31 36 5f 74 26 6e 62 73 70 3b 61 64 64 72 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f	int16_t&nbsp;addr;&nbsp;&nbsp;//
1f4e0	26 6e 62 73 70 3b 73 6c 61 76 65 26 6e 62 73 70 3b 61 64 64 72 65 73 73 3c 62 72 3e 26 6e 62 73	&nbsp;slave&nbsp;address<br>&nbs
1f500	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74 26 6e 62 73 70 3b 66 6c 61 67	p;&nbsp;&nbsp;uint16_t&nbsp;flag
1f520	73 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74	s;<br>&nbsp;&nbsp;&nbsp;uint16_t
1f540	26 6e 62 73 70 3b 6c 65 6e 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e	&nbsp;len;&nbsp;&nbsp;&nbsp;//&n
1f560	62 73 70 3b 6d 73 67 26 6e 62 73 70 3b 6c 65 6e 67 74 68 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	bsp;msg&nbsp;length<br>&nbsp;&nb
1f580	73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 38 5f 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2a 62 75 66	sp;&nbsp;uint8_t&nbsp;&nbsp;*buf
1f5a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73	;&nbsp;&nbsp;//&nbsp;pointer&nbs
1f5c0	70 3b 74 6f 26 6e 62 73 70 3b 6d 73 67 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 7d 26 6e 62 73	p;to&nbsp;msg&nbsp;data<br>}&nbs
1f5e0	70 3b 70 69 5f 69 32 63 5f 6d 73 67 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	p;pi_i2c_msg_t;<br></code><h3><a
1f600	20 6e 61 6d 65 3d 22 70 6f 72 74 22 3e 70 6f 72 74 3c 2f 61 3e 3a 20 31 30 32 34 2d 33 32 30 30	.name="port">port</a>:.1024-3200
1f620	30 3c 2f 68 33 3e 0a 54 68 65 20 70 6f 72 74 20 75 73 65 64 20 74 6f 20 62 69 6e 64 20 74 6f 20	0</h3>.The.port.used.to.bind.to.
1f640	74 68 65 20 70 69 67 70 69 6f 20 73 6f 63 6b 65 74 2e 20 20 44 65 66 61 75 6c 74 73 20 74 6f 20	the.pigpio.socket...Defaults.to.
1f660	38 38 38 38 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 6f 73 22 3e 70 6f 73 3c 2f 61 3e 3c	8888..<h3><a.name="pos">pos</a><
1f680	2f 68 33 3e 0a 54 68 65 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 61 6e 20 69 74 65 6d 2e 0a 3c 68	/h3>.The.position.of.an.item..<h
1f6a0	33 3e 3c 61 20 6e 61 6d 65 3d 22 70 72 69 6d 61 72 79 43 68 61 6e 6e 65 6c 22 3e 70 72 69 6d 61	3><a.name="primaryChannel">prima
1f6c0	72 79 43 68 61 6e 6e 65 6c 3c 2f 61 3e 3a 20 30 2d 31 35 3c 2f 68 33 3e 0a 54 68 65 20 44 4d 41	ryChannel</a>:.0-15</h3>.The.DMA
1f6e0	20 63 68 61 6e 6e 65 6c 20 75 73 65 64 20 74 6f 20 74 69 6d 65 20 74 68 65 20 73 61 6d 70 6c 69	.channel.used.to.time.the.sampli
1f700	6e 67 20 6f 66 20 47 50 49 4f 20 61 6e 64 20 74 6f 20 74 69 6d 65 20 73 65 72 76 6f 20 61 6e 64	ng.of.GPIO.and.to.time.servo.and
1f720	0a 50 57 4d 20 70 75 6c 73 65 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 74 68 22 3e	.PWM.pulses..<h3><a.name="*pth">
1f740	2a 70 74 68 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 74 68 72 65 61 64 20 69 64 65 6e 74 69 66 69 65	*pth</a></h3>.A.thread.identifie
1f760	72 2c 20 72 65 74 75 72 6e 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 61	r,.returned.by.<a.href="#gpioSta
1f780	72 74 54 68 72 65 61 64 22 3e 67 70 69 6f 53 74 61 72 74 54 68 72 65 61 64 3c 2f 61 3e 2e 0a 3c	rtThread">gpioStartThread</a>..<
1f7a0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 74 68 72 65 61 64 5f 74 22 3e 70 74 68 72 65 61 64 5f 74	h3><a.name="pthread_t">pthread_t
1f7c0	3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 74 68 72 65 61 64 20 69 64 65 6e 74 69 66 69 65 72 2e 0a 3c	</a></h3>.A.thread.identifier..<
1f7e0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75 64 22 3e 70 75 64 3c 2f 61 3e 3a 20 30 2d 32 3c 2f 68	h3><a.name="pud">pud</a>:.0-2</h
1f800	33 3e 0a 54 68 65 20 73 65 74 74 69 6e 67 20 6f 66 20 74 68 65 20 70 75 6c 6c 20 75 70 2f 64 6f	3>.The.setting.of.the.pull.up/do
1f820	77 6e 20 72 65 73 69 73 74 6f 72 20 66 6f 72 20 61 20 47 50 49 4f 2c 20 77 68 69 63 68 20 6d 61	wn.resistor.for.a.GPIO,.which.ma
1f840	79 20 62 65 20 6f 66 66 2c 0a 70 75 6c 6c 2d 75 70 2c 20 6f 72 20 70 75 6c 6c 2d 64 6f 77 6e 2e	y.be.off,.pull-up,.or.pull-down.
1f860	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 50 55 44 5f 4f 46 46 26 6e 62 73 70 3b 30	.<br><br><code>PI_PUD_OFF&nbsp;0
1f880	3c 62 72 3e 50 49 5f 50 55 44 5f 44 4f 57 4e 26 6e 62 73 70 3b 31 3c 62 72 3e 50 49 5f 50 55 44	<br>PI_PUD_DOWN&nbsp;1<br>PI_PUD
1f8a0	5f 55 50 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	_UP&nbsp;2<br></code><h3><a.name
1f8c0	3d 22 70 75 6c 73 65 4c 65 6e 22 3e 70 75 6c 73 65 4c 65 6e 3c 2f 61 3e 3c 2f 68 33 3e 0a 31 2d	="pulseLen">pulseLen</a></h3>.1-
1f8e0	31 30 30 2c 20 74 68 65 20 6c 65 6e 67 74 68 20 6f 66 20 61 20 74 72 69 67 67 65 72 20 70 75 6c	100,.the.length.of.a.trigger.pul
1f900	73 65 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	se.in.microseconds..<h3><a.name=
1f920	22 2a 70 75 6c 73 65 73 22 3e 2a 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 6e 20 61 72	"*pulses">*pulses</a></h3>.An.ar
1f940	72 61 79 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 62 65 20 61 64 64 65 64 20 74 6f 20 61 20 77	ray.of.pulses.to.be.added.to.a.w
1f960	61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75 6c 73 65 77 69 64 74 68	aveform..<h3><a.name="pulsewidth
1f980	22 3e 70 75 6c 73 65 77 69 64 74 68 3c 2f 61 3e 3a 20 30 2c 20 35 30 30 2d 32 35 30 30 3c 2f 68	">pulsewidth</a>:.0,.500-2500</h
1f9a0	33 3e 0a 3c 63 6f 64 65 3e 50 49 5f 53 45 52 56 4f 5f 4f 46 46 26 6e 62 73 70 3b 30 3c 62 72 3e	3>.<code>PI_SERVO_OFF&nbsp;0<br>
1f9c0	50 49 5f 4d 49 4e 5f 53 45 52 56 4f 5f 50 55 4c 53 45 57 49 44 54 48 26 6e 62 73 70 3b 35 30 30	PI_MIN_SERVO_PULSEWIDTH&nbsp;500
1f9e0	3c 62 72 3e 50 49 5f 4d 41 58 5f 53 45 52 56 4f 5f 50 55 4c 53 45 57 49 44 54 48 26 6e 62 73 70	<br>PI_MAX_SERVO_PULSEWIDTH&nbsp
1fa00	3b 32 35 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 57 4d	;2500<br></code><h3><a.name="PWM
1fa20	64 75 74 79 22 3e 50 57 4d 64 75 74 79 3c 2f 61 3e 3a 20 30 2d 31 30 30 30 30 30 30 20 28 31 4d	duty">PWMduty</a>:.0-1000000.(1M
1fa40	29 3c 2f 68 33 3e 0a 54 68 65 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 64 75 74 79 63 79 63 6c	)</h3>.The.hardware.PWM.dutycycl
1fa60	65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 48 57 5f 50 57 4d 5f 52 41 4e 47 45	e..<br><br><code>PI_HW_PWM_RANGE
1fa80	26 6e 62 73 70 3b 31 30 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	&nbsp;1000000<br></code><h3><a.n
1faa0	61 6d 65 3d 22 50 57 4d 66 72 65 71 22 3e 50 57 4d 66 72 65 71 3c 2f 61 3e 3a 20 31 2d 31 32 35	ame="PWMfreq">PWMfreq</a>:.1-125
1fac0	4d 20 28 31 2d 31 38 37 2e 35 4d 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 3c 2f 68 33	M.(1-187.5M.for.the.BCM2711)</h3
1fae0	3e 0a 54 68 65 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62	>.The.hardware.PWM.frequency..<b
1fb00	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 48 57 5f 50 57 4d 5f 4d 49 4e 5f 46 52 45 51 26 6e	r><br><code>PI_HW_PWM_MIN_FREQ&n
1fb20	62 73 70 3b 31 3c 62 72 3e 50 49 5f 48 57 5f 50 57 4d 5f 4d 41 58 5f 46 52 45 51 26 6e 62 73 70	bsp;1<br>PI_HW_PWM_MAX_FREQ&nbsp
1fb40	3b 31 32 35 30 30 30 30 30 30 3c 62 72 3e 50 49 5f 48 57 5f 50 57 4d 5f 4d 41 58 5f 46 52 45 51	;125000000<br>PI_HW_PWM_MAX_FREQ
1fb60	5f 32 37 31 31 26 6e 62 73 70 3b 31 38 37 35 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	_2711&nbsp;187500000<br></code><
1fb80	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 6e 67 65 22 3e 72 61 6e 67 65 3c 2f 61 3e 3a 20 32 35	h3><a.name="range">range</a>:.25
1fba0	2d 34 30 30 30 30 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 50 49 5f 4d 49 4e 5f 44 55 54 59 43 59 43	-40000</h3>.<code>PI_MIN_DUTYCYC
1fbc0	4c 45 5f 52 41 4e 47 45 26 6e 62 73 70 3b 32 35 3c 62 72 3e 50 49 5f 4d 41 58 5f 44 55 54 59 43	LE_RANGE&nbsp;25<br>PI_MAX_DUTYC
1fbe0	59 43 4c 45 5f 52 41 4e 47 45 26 6e 62 73 70 3b 34 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e	YCLE_RANGE&nbsp;40000<br></code>
1fc00	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 43 62 73 5f 74 22 3e 72 61 77 43 62 73 5f 74 3c	<h3><a.name="rawCbs_t">rawCbs_t<
1fc20	2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75	/a></h3>.<code>typedef&nbsp;stru
1fc40	63 74 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 69 6e 75 78 2f 61 72 63 68 2f 61 72 6d 2f 6d	ct&nbsp;//&nbsp;linux/arch/arm/m
1fc60	61 63 68 2d 62 63 6d 32 37 30 38 2f 69 6e 63 6c 75 64 65 2f 6d 61 63 68 2f 64 6d 61 2e 68 3c 62	ach-bcm2708/include/mach/dma.h<b
1fc80	72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65	r>{<br>&nbsp;&nbsp;&nbsp;unsigne
1fca0	64 26 6e 62 73 70 3b 6c 6f 6e 67 26 6e 62 73 70 3b 69 6e 66 6f 3b 3c 62 72 3e 26 6e 62 73 70 3b	d&nbsp;long&nbsp;info;<br>&nbsp;
1fcc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 6c 6f 6e 67 26 6e	&nbsp;&nbsp;unsigned&nbsp;long&n
1fce0	62 73 70 3b 73 72 63 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 6e	bsp;src;<br>&nbsp;&nbsp;&nbsp;un
1fd00	73 69 67 6e 65 64 26 6e 62 73 70 3b 6c 6f 6e 67 26 6e 62 73 70 3b 64 73 74 3b 3c 62 72 3e 26 6e	signed&nbsp;long&nbsp;dst;<br>&n
1fd20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 6c 6f	bsp;&nbsp;&nbsp;unsigned&nbsp;lo
1fd40	6e 67 26 6e 62 73 70 3b 6c 65 6e 67 74 68 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	ng&nbsp;length;<br>&nbsp;&nbsp;&
1fd60	6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 6c 6f 6e 67 26 6e 62 73 70 3b 73 74 72	nbsp;unsigned&nbsp;long&nbsp;str
1fd80	69 64 65 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 6e 73 69 67 6e	ide;<br>&nbsp;&nbsp;&nbsp;unsign
1fda0	65 64 26 6e 62 73 70 3b 6c 6f 6e 67 26 6e 62 73 70 3b 6e 65 78 74 3b 3c 62 72 3e 26 6e 62 73 70	ed&nbsp;long&nbsp;next;<br>&nbsp
1fdc0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 6c 6f 6e 67 26	;&nbsp;&nbsp;unsigned&nbsp;long&
1fde0	6e 62 73 70 3b 70 61 64 5b 32 5d 3b 3c 62 72 3e 7d 26 6e 62 73 70 3b 72 61 77 43 62 73 5f 74 3b	nbsp;pad[2];<br>}&nbsp;rawCbs_t;
1fe00	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 53 50 49 5f 74	<br></code><h3><a.name="rawSPI_t
1fe20	22 3e 72 61 77 53 50 49 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65	">rawSPI_t</a></h3>.<code>typede
1fe40	66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	f&nbsp;struct<br>{<br>&nbsp;&nbs
1fe60	70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 63 6c 6b 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;int&nbsp;clk;&nbsp;&nbsp
1fe80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26	;&nbsp;&nbsp;&nbsp;//&nbsp;GPIO&
1fea0	6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 63 6c 6f 63 6b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	nbsp;for&nbsp;clock<br>&nbsp;&nb
1fec0	73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 6d 6f 73 69 3b 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;int&nbsp;mosi;&nbsp;&nb
1fee0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70	sp;&nbsp;&nbsp;//&nbsp;GPIO&nbsp
1ff00	3b 66 6f 72 26 6e 62 73 70 3b 4d 4f 53 49 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;for&nbsp;MOSI<br>&nbsp;&nbsp;&n
1ff20	62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 6d 69 73 6f 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;int&nbsp;miso;&nbsp;&nbsp;&n
1ff40	62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 66 6f 72 26	bsp;&nbsp;//&nbsp;GPIO&nbsp;for&
1ff60	6e 62 73 70 3b 4d 49 53 4f 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69	nbsp;MISO<br>&nbsp;&nbsp;&nbsp;i
1ff80	6e 74 26 6e 62 73 70 3b 73 73 5f 70 6f 6c 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62	nt&nbsp;ss_pol;&nbsp;&nbsp;//&nb
1ffa0	73 70 3b 73 6c 61 76 65 26 6e 62 73 70 3b 73 65 6c 65 63 74 26 6e 62 73 70 3b 6f 66 66 26 6e 62	sp;slave&nbsp;select&nbsp;off&nb
1ffc0	73 70 3b 73 74 61 74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e	sp;state<br>&nbsp;&nbsp;&nbsp;in
1ffe0	74 26 6e 62 73 70 3b 73 73 5f 75 73 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f	t&nbsp;ss_us;&nbsp;&nbsp;&nbsp;/
20000	00 00 00 20 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26	....nc_t</a></h3>.<code>typedef&
20020	6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 2a 28 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f	nbsp;void&nbsp;*(gpioThreadFunc_
20040	74 29 26 6e 62 73 70 3b 28 76 6f 69 64 26 6e 62 73 70 3b 2a 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65	t)&nbsp;(void&nbsp;*);<br></code
20060	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 54 69 6d 65 72 46 75 6e 63 5f 74 22 3e 67	><h3><a.name="gpioTimerFunc_t">g
20080	70 69 6f 54 69 6d 65 72 46 75 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79	pioTimerFunc_t</a></h3>.<code>ty
200a0	70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 67 70 69 6f 54 69 6d 65 72	pedef&nbsp;void&nbsp;(*gpioTimer
200c0	46 75 6e 63 5f 74 29 26 6e 62 73 70 3b 28 76 6f 69 64 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	Func_t)&nbsp;(void);<br></code><
200e0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 54 69 6d 65 72 46 75 6e 63 45 78 5f 74 22 3e 67	h3><a.name="gpioTimerFuncEx_t">g
20100	70 69 6f 54 69 6d 65 72 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e	pioTimerFuncEx_t</a></h3>.<code>
20120	74 79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 67 70 69 6f 54 69 6d	typedef&nbsp;void&nbsp;(*gpioTim
20140	65 72 46 75 6e 63 45 78 5f 74 29 26 6e 62 73 70 3b 28 76 6f 69 64 26 6e 62 73 70 3b 2a 75 73 65	erFuncEx_t)&nbsp;(void&nbsp;*use
20160	72 64 61 74 61 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67	rdata);<br></code><h3><a.name="g
20180	70 69 6f 57 61 76 65 41 64 64 2a 22 3e 67 70 69 6f 57 61 76 65 41 64 64 2a 3c 2f 61 3e 3c 2f 68	pioWaveAdd*">gpioWaveAdd*</a></h
201a0	33 3e 0a 4f 6e 65 20 6f 66 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f	3>.One.of.<br><br><a.href="#gpio
201c0	57 61 76 65 41 64 64 4e 65 77 22 3e 67 70 69 6f 57 61 76 65 41 64 64 4e 65 77 3c 2f 61 3e 3c 62	WaveAddNew">gpioWaveAddNew</a><b
201e0	72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 41 64 64 47 65 6e 65 72 69 63 22	r>.<a.href="#gpioWaveAddGeneric"
20200	3e 67 70 69 6f 57 61 76 65 41 64 64 47 65 6e 65 72 69 63 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68	>gpioWaveAddGeneric</a><br>.<a.h
20220	72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 41 64 64 53 65 72 69 61 6c 22 3e 67 70 69 6f 57 61 76	ref="#gpioWaveAddSerial">gpioWav
20240	65 41 64 64 53 65 72 69 61 6c 3c 2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 61 6e 64	eAddSerial</a>.<h3><a.name="hand
20260	6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 0a 41 20 6e 75	le">handle</a>:.&gt;=0</h3>.A.nu
20280	6d 62 65 72 20 72 65 66 65 72 65 6e 63 69 6e 67 20 61 6e 20 6f 62 6a 65 63 74 20 6f 70 65 6e 65	mber.referencing.an.object.opene
202a0	64 20 62 79 20 6f 6e 65 20 6f 66 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 66 69	d.by.one.of.<br><br><a.href="#fi
202c0	6c 65 4f 70 65 6e 22 3e 66 69 6c 65 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66	leOpen">fileOpen</a><br>.<a.href
202e0	3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 22 3e 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65	="#gpioNotifyOpen">gpioNotifyOpe
20300	6e 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63	n</a><br>.<a.href="#i2cOpen">i2c
20320	4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 73 65 72 4f 70 65 6e 22 3e	Open</a><br>.<a.href="#serOpen">
20340	73 65 72 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 73 70 69 4f 70 65	serOpen</a><br>.<a.href="#spiOpe
20360	6e 22 3e 73 70 69 4f 70 65 6e 3c 2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 41	n">spiOpen</a>.<h3><a.name="i2cA
20380	64 64 72 22 3e 69 32 63 41 64 64 72 3c 2f 61 3e 3a 20 30 2d 30 78 37 46 3c 2f 68 33 3e 0a 54 68	ddr">i2cAddr</a>:.0-0x7F</h3>.Th
203a0	65 20 61 64 64 72 65 73 73 20 6f 66 20 61 20 64 65 76 69 63 65 20 6f 6e 20 74 68 65 20 49 32 43	e.address.of.a.device.on.the.I2C
203c0	20 62 75 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 42 75 73 22 3e 69 32 63 42 75	.bus..<h3><a.name="i2cBus">i2cBu
203e0	73 3c 2f 61 3e 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 0a 41 6e 20 49 32 43 20 62 75 73 20 6e 75	s</a>:.&gt;=0</h3>.An.I2C.bus.nu
20400	6d 62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 46 6c 61 67 73 22 3e 69 32 63	mber..<h3><a.name="i2cFlags">i2c
20420	46 6c 61 67 73 3c 2f 61 3e 3a 20 30 3c 2f 68 33 3e 0a 46 6c 61 67 73 20 77 68 69 63 68 20 6d 6f	Flags</a>:.0</h3>.Flags.which.mo
20440	64 69 66 79 20 61 6e 20 49 32 43 20 6f 70 65 6e 20 63 6f 6d 6d 61 6e 64 2e 20 20 4e 6f 6e 65 20	dify.an.I2C.open.command...None.
20460	61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61	are.currently.defined..<h3><a.na
20480	6d 65 3d 22 69 32 63 52 65 67 22 3e 69 32 63 52 65 67 3c 2f 61 3e 3a 20 30 2d 32 35 35 3c 2f 68	me="i2cReg">i2cReg</a>:.0-255</h
204a0	33 3e 0a 41 20 72 65 67 69 73 74 65 72 20 6f 66 20 61 6e 20 49 32 43 20 64 65 76 69 63 65 2e 0a	3>.A.register.of.an.I2C.device..
204c0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 66 46 6c 61 67 73 22 3e 69 66 46 6c 61 67 73 3c 2f 61	<h3><a.name="ifFlags">ifFlags</a
204e0	3e 3a 20 30 2d 33 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 50 49 5f 44 49 53 41 42 4c 45 5f 46 49 46	>:.0-3</h3>.<code>PI_DISABLE_FIF
20500	4f 5f 49 46 26 6e 62 73 70 3b 31 3c 62 72 3e 50 49 5f 44 49 53 41 42 4c 45 5f 53 4f 43 4b 5f 49	O_IF&nbsp;1<br>PI_DISABLE_SOCK_I
20520	46 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	F&nbsp;2<br></code><h3><a.name="
20540	2a 69 6e 42 75 66 22 3e 2a 69 6e 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66 66 65 72	*inBuf">*inBuf</a></h3>.A.buffer
20560	20 75 73 65 64 20 74 6f 20 70 61 73 73 20 64 61 74 61 20 74 6f 20 61 20 66 75 6e 63 74 69 6f 6e	.used.to.pass.data.to.a.function
20580	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 6e 4c 65 6e 22 3e 69 6e 4c 65 6e 3c 2f 61 3e 3c	..<h3><a.name="inLen">inLen</a><
205a0	2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 6f 66 20 64 61 74 61	/h3>.The.number.of.bytes.of.data
205c0	20 69 6e 20 61 20 62 75 66 66 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 6e 74 22 3e	.in.a.buffer..<h3><a.name="int">
205e0	69 6e 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 77 68 6f 6c 65 20 6e 75 6d 62 65 72 2c 20 6e 65 67	int</a></h3>.A.whole.number,.neg
20600	61 74 69 76 65 20 6f 72 20 70 6f 73 69 74 69 76 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	ative.or.positive..<h3><a.name="
20620	69 6e 74 33 32 5f 74 22 3e 69 6e 74 33 32 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 33 32 2d 62	int32_t">int32_t</a></h3>.A.32-b
20640	69 74 20 73 69 67 6e 65 64 20 76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 6e	it.signed.value..<h3><a.name="in
20660	76 65 72 74 22 3e 69 6e 76 65 72 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 6c 61 67 20 75 73 65	vert">invert</a></h3>.A.flag.use
20680	64 20 74 6f 20 73 65 74 20 6e 6f 72 6d 61 6c 20 6f 72 20 69 6e 76 65 72 74 65 64 20 62 69 74 20	d.to.set.normal.or.inverted.bit.
206a0	62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 20 6c 65 76 65 6c 20 6c 6f 67 69 63 2e 0a 3c 68	bang.serial.data.level.logic..<h
206c0	33 3e 3c 61 20 6e 61 6d 65 3d 22 6c 65 76 65 6c 22 3e 6c 65 76 65 6c 3c 2f 61 3e 3c 2f 68 33 3e	3><a.name="level">level</a></h3>
206e0	0a 54 68 65 20 6c 65 76 65 6c 20 6f 66 20 61 20 47 50 49 4f 2e 20 20 4c 6f 77 20 6f 72 20 48 69	.The.level.of.a.GPIO...Low.or.Hi
20700	67 68 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 4f 46 46 26 6e 62 73 70 3b 30 3c	gh..<br><br><code>PI_OFF&nbsp;0<
20720	62 72 3e 50 49 5f 4f 4e 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 62 72 3e 50 49 5f 43 4c 45 41 52 26	br>PI_ON&nbsp;1<br><br>PI_CLEAR&
20740	6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 53 45 54 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 62 72 3e 50	nbsp;0<br>PI_SET&nbsp;1<br><br>P
20760	49 5f 4c 4f 57 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 48 49 47 48 26 6e 62 73 70 3b 31 3c 62	I_LOW&nbsp;0<br>PI_HIGH&nbsp;1<b
20780	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 69 73 20 6f 6e 65 20 65 78	r></code><br><br>There.is.one.ex
207a0	63 65 70 74 69 6f 6e 2e 20 20 49 66 20 61 20 77 61 74 63 68 64 6f 67 20 65 78 70 69 72 65 73 20	ception...If.a.watchdog.expires.
207c0	6f 6e 20 61 20 47 50 49 4f 20 74 68 65 20 6c 65 76 65 6c 20 77 69 6c 6c 20 62 65 0a 72 65 70 6f	on.a.GPIO.the.level.will.be.repo
207e0	72 74 65 64 20 61 73 20 50 49 5f 54 49 4d 45 4f 55 54 2e 20 20 53 65 65 20 3c 61 20 68 72 65 66	rted.as.PI_TIMEOUT...See.<a.href
20800	3d 22 23 67 70 69 6f 53 65 74 57 61 74 63 68 64 6f 67 22 3e 67 70 69 6f 53 65 74 57 61 74 63 68	="#gpioSetWatchdog">gpioSetWatch
20820	64 6f 67 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 54 49 4d 45 4f 55	dog</a>..<br><br><code>PI_TIMEOU
20840	54 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	T&nbsp;2<br></code><h3><a.name="
20860	6c 56 61 6c 22 3e 6c 56 61 6c 3c 2f 61 3e 3a 20 30 2d 34 32 39 34 39 36 37 32 39 35 20 28 48 65	lVal">lVal</a>:.0-4294967295.(He
20880	78 20 30 78 30 2d 30 78 46 46 46 46 46 46 46 46 2c 20 4f 63 74 61 6c 20 30 2d 33 37 37 37 37 37	x.0x0-0xFFFFFFFF,.Octal.0-377777
208a0	37 37 37 37 37 29 3c 2f 68 33 3e 0a 41 20 33 32 2d 62 69 74 20 77 6f 72 64 20 76 61 6c 75 65 2e	77777)</h3>.A.32-bit.word.value.
208c0	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6d 65 6d 41 6c 6c 6f 63 4d 6f 64 65 22 3e 6d 65 6d 41	.<h3><a.name="memAllocMode">memA
208e0	6c 6c 6f 63 4d 6f 64 65 3c 2f 61 3e 3a 20 30 2d 32 3c 2f 68 33 3e 0a 54 68 65 20 44 4d 41 20 6d	llocMode</a>:.0-2</h3>.The.DMA.m
20900	65 6d 6f 72 79 20 61 6c 6c 6f 63 61 74 69 6f 6e 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	emory.allocation.mode..<br><br><
20920	63 6f 64 65 3e 50 49 5f 4d 45 4d 5f 41 4c 4c 4f 43 5f 41 55 54 4f 26 6e 62 73 70 3b 26 6e 62 73	code>PI_MEM_ALLOC_AUTO&nbsp;&nbs
20940	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 4d 45 4d 5f 41 4c 4c 4f 43 5f	p;&nbsp;&nbsp;0<br>PI_MEM_ALLOC_
20960	50 41 47 45 4d 41 50 26 6e 62 73 70 3b 31 3c 62 72 3e 50 49 5f 4d 45 4d 5f 41 4c 4c 4f 43 5f 4d	PAGEMAP&nbsp;1<br>PI_MEM_ALLOC_M
20980	41 49 4c 42 4f 58 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	AILBOX&nbsp;2<br></code><h3><a.n
209a0	61 6d 65 3d 22 2a 6d 69 63 72 6f 73 22 3e 2a 6d 69 63 72 6f 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 41	ame="*micros">*micros</a></h3>.A
209c0	20 76 61 6c 75 65 20 72 65 70 72 65 73 65 6e 74 69 6e 67 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73	.value.representing.microseconds
209e0	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6d 69 63 72 6f 73 22 3e 6d 69 63 72 6f 73 3c 2f 61	..<h3><a.name="micros">micros</a
20a00	3e 3c 2f 68 33 3e 0a 41 20 76 61 6c 75 65 20 72 65 70 72 65 73 65 6e 74 69 6e 67 20 6d 69 63 72	></h3>.A.value.representing.micr
20a20	6f 73 65 63 6f 6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6d 69 6c 6c 69 73 22 3e 6d	oseconds..<h3><a.name="millis">m
20a40	69 6c 6c 69 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 76 61 6c 75 65 20 72 65 70 72 65 73 65 6e 74	illis</a></h3>.A.value.represent
20a60	69 6e 67 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4d	ing.milliseconds..<h3><a.name="M
20a80	49 53 4f 22 3e 4d 49 53 4f 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 47 50 49 4f 20 75 73 65 64	ISO">MISO</a></h3>.The.GPIO.used
20aa0	20 66 6f 72 20 74 68 65 20 4d 49 53 4f 20 73 69 67 6e 61 6c 20 77 68 65 6e 20 62 69 74 20 62 61	.for.the.MISO.signal.when.bit.ba
20ac0	6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6d 6f 64 65 22 3e 6d 6f	nging.SPI..<h3><a.name="mode">mo
20ae0	64 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 31 2e 20 54 68 65 20 6f 70 65 72 61 74 69 6f 6e 61 6c 20 6d	de</a></h3>.1..The.operational.m
20b00	6f 64 65 20 6f 66 20 61 20 47 50 49 4f 2c 20 6e 6f 72 6d 61 6c 6c 79 20 49 4e 50 55 54 20 6f 72	ode.of.a.GPIO,.normally.INPUT.or
20b20	20 4f 55 54 50 55 54 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 49 4e 50 55 54 26	.OUTPUT..<br><br><code>PI_INPUT&
20b40	6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 4f 55 54 50 55 54 26 6e 62 73 70 3b 31 3c 62 72 3e 50 49	nbsp;0<br>PI_OUTPUT&nbsp;1<br>PI
20b60	5f 41 4c 54 30 26 6e 62 73 70 3b 34 3c 62 72 3e 50 49 5f 41 4c 54 31 26 6e 62 73 70 3b 35 3c 62	_ALT0&nbsp;4<br>PI_ALT1&nbsp;5<b
20b80	72 3e 50 49 5f 41 4c 54 32 26 6e 62 73 70 3b 36 3c 62 72 3e 50 49 5f 41 4c 54 33 26 6e 62 73 70	r>PI_ALT2&nbsp;6<br>PI_ALT3&nbsp
20ba0	3b 37 3c 62 72 3e 50 49 5f 41 4c 54 34 26 6e 62 73 70 3b 33 3c 62 72 3e 50 49 5f 41 4c 54 35 26	;7<br>PI_ALT4&nbsp;3<br>PI_ALT5&
20bc0	6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 32 2e 20 41 20 66 69	nbsp;2<br></code><br><br>2..A.fi
20be0	6c 65 20 6f 70 65 6e 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 46	le.open.mode..<br><br><code>PI_F
20c00	49 4c 45 5f 52 45 41 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 50 49 5f 46 49 4c 45	ILE_READ&nbsp;&nbsp;1<br>PI_FILE
20c20	5f 57 52 49 54 45 26 6e 62 73 70 3b 32 3c 62 72 3e 50 49 5f 46 49 4c 45 5f 52 57 26 6e 62 73 70	_WRITE&nbsp;2<br>PI_FILE_RW&nbsp
20c40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	;&nbsp;&nbsp;&nbsp;3<br></code><
20c60	62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 20 63 61 6e 20	br><br>The.following.values.can.
20c80	62 65 20 6f 72 27 64 20 69 6e 74 6f 20 74 68 65 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	be.or'd.into.the.mode..<br><br><
20ca0	63 6f 64 65 3e 50 49 5f 46 49 4c 45 5f 41 50 50 45 4e 44 26 6e 62 73 70 3b 34 3c 62 72 3e 50 49	code>PI_FILE_APPEND&nbsp;4<br>PI
20cc0	5f 46 49 4c 45 5f 43 52 45 41 54 45 26 6e 62 73 70 3b 38 3c 62 72 3e 50 49 5f 46 49 4c 45 5f 54	_FILE_CREATE&nbsp;8<br>PI_FILE_T
20ce0	52 55 4e 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	RUNC&nbsp;&nbsp;16<br></code><h3
20d00	3e 3c 61 20 6e 61 6d 65 3d 22 4d 4f 53 49 22 3e 4d 4f 53 49 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68	><a.name="MOSI">MOSI</a></h3>.Th
20d20	65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 4d 4f 53 49 20 73 69 67 6e 61 6c 20	e.GPIO.used.for.the.MOSI.signal.
20d40	77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	when.bit.banging.SPI..<h3><a.nam
20d60	65 3d 22 6e 75 6d 42 69 74 73 22 3e 6e 75 6d 42 69 74 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65	e="numBits">numBits</a></h3>.The
20d80	20 6e 75 6d 62 65 72 20 6f 66 20 62 69 74 73 20 73 74 6f 72 65 64 20 69 6e 20 61 20 62 75 66 66	.number.of.bits.stored.in.a.buff
20da0	65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 75 6d 42 79 74 65 73 22 3e 6e 75 6d 42 79	er..<h3><a.name="numBytes">numBy
20dc0	74 65 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73	tes</a></h3>.The.number.of.bytes
20de0	20 75 73 65 64 20 74 6f 20 73 74 6f 72 65 20 63 68 61 72 61 63 74 65 72 73 20 69 6e 20 61 20 73	.used.to.store.characters.in.a.s
20e00	74 72 69 6e 67 2e 20 20 44 65 70 65 6e 64 69 6e 67 0a 6f 6e 20 74 68 65 20 6e 75 6d 62 65 72 20	tring...Depending.on.the.number.
20e20	6f 66 20 62 69 74 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 20 74 68 65 72 65 20 6d 61 79 20	of.bits.per.character.there.may.
20e40	62 65 20 31 2c 20 32 2c 20 6f 72 20 34 20 62 79 74 65 73 0a 70 65 72 20 63 68 61 72 61 63 74 65	be.1,.2,.or.4.bytes.per.characte
20e60	72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 75 6d 50 61 72 22 3e 6e 75 6d 50 61 72 3c 2f	r..<h3><a.name="numPar">numPar</
20e80	61 3e 3a 20 30 2d 31 30 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 70 61 72 61	a>:.0-10</h3>.The.number.of.para
20ea0	6d 65 74 65 72 73 20 70 61 73 73 65 64 20 74 6f 20 61 20 73 63 72 69 70 74 2e 0a 3c 68 33 3e 3c	meters.passed.to.a.script..<h3><
20ec0	61 20 6e 61 6d 65 3d 22 6e 75 6d 50 75 6c 73 65 73 22 3e 6e 75 6d 50 75 6c 73 65 73 3c 2f 61 3e	a.name="numPulses">numPulses</a>
20ee0	3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 62 65	</h3>.The.number.of.pulses.to.be
20f00	20 61 64 64 65 64 20 74 6f 20 61 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	.added.to.a.waveform..<h3><a.nam
20f20	65 3d 22 6e 75 6d 53 65 67 73 22 3e 6e 75 6d 53 65 67 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65	e="numSegs">numSegs</a></h3>.The
20f40	20 6e 75 6d 62 65 72 20 6f 66 20 73 65 67 6d 65 6e 74 73 20 69 6e 20 61 20 63 6f 6d 62 69 6e 65	.number.of.segments.in.a.combine
20f60	64 20 49 32 43 20 74 72 61 6e 73 61 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	d.I2C.transaction..<h3><a.name="
20f80	6e 75 6d 53 6f 63 6b 41 64 64 72 22 3e 6e 75 6d 53 6f 63 6b 41 64 64 72 3c 2f 61 3e 3c 2f 68 33	numSockAddr">numSockAddr</a></h3
20fa0	3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6e 65 74 77 6f 72 6b 20 61 64 64 72 65 73 73 65	>.The.number.of.network.addresse
20fc0	73 20 61 6c 6c 6f 77 65 64 20 74 6f 20 75 73 65 20 74 68 65 20 73 6f 63 6b 65 74 20 69 6e 74 65	s.allowed.to.use.the.socket.inte
20fe0	72 66 61 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 30 20 6d 65 61 6e 73 20 61 6c 6c 20 61 64 64 72 65	rface..<br><br>0.means.all.addre
21000	00 00 00 21 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26	...!;&nbsp;X&nbsp;&nbsp;-&nbsp;&
21020	6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	nbsp;-&nbsp;&nbsp;X&nbsp;&nbsp;X
21040	3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	<br>Type&nbsp;2&nbsp;&nbsp;&nbsp
21060	3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;-&nbsp;&nbsp;-&nbsp;&nbsp
21080	3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73	;X&nbsp;&nbsp;X&nbsp;&nbsp;X&nbs
210a0	70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;-&nbsp;&nbsp;-&nbsp;&nbs
210c0	70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62	p;X&nbsp;&nbsp;X&nbsp;&nbsp;X&nb
210e0	73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;X&nbsp;&nbsp;X&nbsp;&nb
21100	73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e	sp;-&nbsp;&nbsp;-&nbsp;&nbsp;X&n
21120	62 73 70 3b 26 6e 62 73 70 3b 58 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b	bsp;&nbsp;X<br>Type&nbsp;3&nbsp;
21140	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
21160	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62	bsp;&nbsp;&nbsp;&nbsp;X&nbsp;&nb
21180	73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e	sp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&n
211a0	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
211c0	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26	bsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&
211e0	6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26	nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&
21200	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X
21220	3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br><br>&nbsp;&nbsp;&nbsp;&nbsp;
21240	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;16
21260	26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 32 30	&nbsp;17&nbsp;18&nbsp;19&nbsp;20
21280	26 6e 62 73 70 3b 32 31 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 32 34	&nbsp;21&nbsp;22&nbsp;23&nbsp;24
212a0	26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b 32 36 26 6e 62 73 70 3b 32 37 26 6e 62 73 70 3b 32 38	&nbsp;25&nbsp;26&nbsp;27&nbsp;28
212c0	26 6e 62 73 70 3b 32 39 26 6e 62 73 70 3b 33 30 26 6e 62 73 70 3b 33 31 3c 62 72 3e 54 79 70 65	&nbsp;29&nbsp;30&nbsp;31<br>Type
212e0	26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	&nbsp;1&nbsp;&nbsp;&nbsp;&nbsp;-
21300	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;
21320	26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;-&nbsp;&nbsp;-&nbsp;&nbsp;
21340	58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70	X&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp
21360	3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp
21380	3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73	;-&nbsp;&nbsp;-&nbsp;&nbsp;-&nbs
213a0	70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;-&nbsp;&nbsp;-&nbsp;&nbs
213c0	70 3b 2d 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;-<br>Type&nbsp;2&nbsp;&nbsp;&n
213e0	62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;-&nbsp;&nbsp;X&nbsp;&n
21400	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26	bsp;X&nbsp;&nbsp;-&nbsp;&nbsp;-&
21420	6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26	nbsp;&nbsp;-&nbsp;&nbsp;X&nbsp;&
21440	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X
21460	26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b	&nbsp;&nbsp;-&nbsp;&nbsp;X&nbsp;
21480	26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;
214a0	58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 33 26 6e 62	X&nbsp;&nbsp;X<br>Type&nbsp;3&nb
214c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;&nbsp;&nbsp;X&nbsp;&nbs
214e0	70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62	p;X&nbsp;&nbsp;X&nbsp;&nbsp;X&nb
21500	73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;X&nbsp;&nbsp;X&nbsp;&nb
21520	73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e	sp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&n
21540	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
21560	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26	bsp;X&nbsp;&nbsp;-&nbsp;&nbsp;-&
21580	6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 3c 62 72 3e 3c 2f 63	nbsp;&nbsp;-&nbsp;&nbsp;-<br></c
215a0	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 41 6c 65 72 74 46 75 6e 63 5f 74	ode><h3><a.name="gpioAlertFunc_t
215c0	22 3e 67 70 69 6f 41 6c 65 72 74 46 75 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65	">gpioAlertFunc_t</a></h3>.<code
215e0	3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 67 70 69 6f 41 6c	>typedef&nbsp;void&nbsp;(*gpioAl
21600	65 72 74 46 75 6e 63 5f 74 29 26 6e 62 73 70 3b 28 69 6e 74 26 6e 62 73 70 3b 67 70 69 6f 2c 26	ertFunc_t)&nbsp;(int&nbsp;gpio,&
21620	6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 6c 65 76 65 6c 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32	nbsp;int&nbsp;level,&nbsp;uint32
21640	5f 74 26 6e 62 73 70 3b 74 69 63 6b 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	_t&nbsp;tick);<br></code><h3><a.
21660	6e 61 6d 65 3d 22 67 70 69 6f 41 6c 65 72 74 46 75 6e 63 45 78 5f 74 22 3e 67 70 69 6f 41 6c 65	name="gpioAlertFuncEx_t">gpioAle
21680	72 74 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65	rtFuncEx_t</a></h3>.<code>typede
216a0	66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 65 76 65 6e 74 46 75 6e 63 45 78 5f 74	f&nbsp;void&nbsp;(*eventFuncEx_t
216c0	29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 69 6e 74 26 6e 62 73 70	)<br>&nbsp;&nbsp;&nbsp;(int&nbsp
216e0	3b 65 76 65 6e 74 2c 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 6c 65 76 65 6c 2c 26 6e 62 73	;event,&nbsp;int&nbsp;level,&nbs
21700	70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 2c 26 6e 62 73 70 3b 76 6f 69 64 26	p;uint32_t&nbsp;tick,&nbsp;void&
21720	6e 62 73 70 3b 2a 75 73 65 72 64 61 74 61 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c	nbsp;*userdata);<br></code><h3><
21740	61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 66 67 2a 22 3e 67 70 69 6f 43 66 67 2a 3c 2f 61 3e 3c 2f	a.name="gpioCfg*">gpioCfg*</a></
21760	68 33 3e 0a 54 68 65 73 65 20 66 75 6e 63 74 69 6f 6e 73 20 61 72 65 20 6f 6e 6c 79 20 65 66 66	h3>.These.functions.are.only.eff
21780	65 63 74 69 76 65 20 69 66 20 63 61 6c 6c 65 64 20 62 65 66 6f 72 65 20 3c 61 20 68 72 65 66 3d	ective.if.called.before.<a.href=
217a0	22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22 3e 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65	"#gpioInitialise">gpioInitialise
217c0	3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 42	</a>..<br><br><a.href="#gpioCfgB
217e0	75 66 66 65 72 53 69 7a 65 22 3e 67 70 69 6f 43 66 67 42 75 66 66 65 72 53 69 7a 65 3c 2f 61 3e	ufferSize">gpioCfgBufferSize</a>
21800	3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 43 6c 6f 63 6b 22 3e 67 70 69	<br>.<a.href="#gpioCfgClock">gpi
21820	6f 43 66 67 43 6c 6f 63 6b 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f	oCfgClock</a><br>.<a.href="#gpio
21840	43 66 67 44 4d 41 63 68 61 6e 6e 65 6c 22 3e 67 70 69 6f 43 66 67 44 4d 41 63 68 61 6e 6e 65 6c	CfgDMAchannel">gpioCfgDMAchannel
21860	3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 44 4d 41 63 68 61	</a><br>.<a.href="#gpioCfgDMAcha
21880	6e 6e 65 6c 73 22 3e 67 70 69 6f 43 66 67 44 4d 41 63 68 61 6e 6e 65 6c 73 3c 2f 61 3e 3c 62 72	nnels">gpioCfgDMAchannels</a><br
218a0	3e 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 50 65 72 6d 69 73 73 69 6f 6e 73 22 3e	>.<a.href="#gpioCfgPermissions">
218c0	67 70 69 6f 43 66 67 50 65 72 6d 69 73 73 69 6f 6e 73 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72	gpioCfgPermissions</a><br>.<a.hr
218e0	65 66 3d 22 23 67 70 69 6f 43 66 67 49 6e 74 65 72 66 61 63 65 73 22 3e 67 70 69 6f 43 66 67 49	ef="#gpioCfgInterfaces">gpioCfgI
21900	6e 74 65 72 66 61 63 65 73 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f	nterfaces</a><br>.<a.href="#gpio
21920	43 66 67 53 6f 63 6b 65 74 50 6f 72 74 22 3e 67 70 69 6f 43 66 67 53 6f 63 6b 65 74 50 6f 72 74	CfgSocketPort">gpioCfgSocketPort
21940	3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 4d 65 6d 41 6c 6c	</a><br>.<a.href="#gpioCfgMemAll
21960	6f 63 22 3e 67 70 69 6f 43 66 67 4d 65 6d 41 6c 6c 6f 63 3c 2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e	oc">gpioCfgMemAlloc</a>.<h3><a.n
21980	61 6d 65 3d 22 67 70 69 6f 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 5f 74 22 3e 67 70 69 6f 47	ame="gpioGetSamplesFunc_t">gpioG
219a0	65 74 53 61 6d 70 6c 65 73 46 75 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74	etSamplesFunc_t</a></h3>.<code>t
219c0	79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 67 70 69 6f 47 65 74 53	ypedef&nbsp;void&nbsp;(*gpioGetS
219e0	61 6d 70 6c 65 73 46 75 6e 63 5f 74 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	amplesFunc_t)<br>&nbsp;&nbsp;&nb
21a00	73 70 3b 28 63 6f 6e 73 74 26 6e 62 73 70 3b 67 70 69 6f 53 61 6d 70 6c 65 5f 74 26 6e 62 73 70	sp;(const&nbsp;gpioSample_t&nbsp
21a20	3b 2a 73 61 6d 70 6c 65 73 2c 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 6e 75 6d 53 61 6d 70	;*samples,&nbsp;int&nbsp;numSamp
21a40	6c 65 73 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69	les);<br></code><h3><a.name="gpi
21a60	6f 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 45 78 5f 74 22 3e 67 70 69 6f 47 65 74 53 61 6d 70	oGetSamplesFuncEx_t">gpioGetSamp
21a80	6c 65 73 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64	lesFuncEx_t</a></h3>.<code>typed
21aa0	65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 67 70 69 6f 47 65 74 53 61 6d 70 6c	ef&nbsp;void&nbsp;(*gpioGetSampl
21ac0	65 73 46 75 6e 63 45 78 5f 74 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	esFuncEx_t)<br>&nbsp;&nbsp;&nbsp
21ae0	3b 28 63 6f 6e 73 74 26 6e 62 73 70 3b 67 70 69 6f 53 61 6d 70 6c 65 5f 74 26 6e 62 73 70 3b 2a	;(const&nbsp;gpioSample_t&nbsp;*
21b00	73 61 6d 70 6c 65 73 2c 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 6e 75 6d 53 61 6d 70 6c 65	samples,&nbsp;int&nbsp;numSample
21b20	73 2c 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 2a 75 73 65 72 64 61 74 61 29 3b 3c 62 72	s,&nbsp;void&nbsp;*userdata);<br
21b40	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 49 53 52 46 75 6e 63	></code><h3><a.name="gpioISRFunc
21b60	5f 74 22 3e 67 70 69 6f 49 53 52 46 75 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65	_t">gpioISRFunc_t</a></h3>.<code
21b80	3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 67 70 69 6f 49 53	>typedef&nbsp;void&nbsp;(*gpioIS
21ba0	52 46 75 6e 63 5f 74 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 69	RFunc_t)<br>&nbsp;&nbsp;&nbsp;(i
21bc0	6e 74 26 6e 62 73 70 3b 67 70 69 6f 2c 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 6c 65 76 65	nt&nbsp;gpio,&nbsp;int&nbsp;leve
21be0	6c 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 29 3b 3c 62 72 3e	l,&nbsp;uint32_t&nbsp;tick);<br>
21c00	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 49 53 52 46 75 6e 63 45	</code><h3><a.name="gpioISRFuncE
21c20	78 5f 74 22 3e 67 70 69 6f 49 53 52 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63	x_t">gpioISRFuncEx_t</a></h3>.<c
21c40	6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 67 70 69	ode>typedef&nbsp;void&nbsp;(*gpi
21c60	6f 49 53 52 46 75 6e 63 45 78 5f 74 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	oISRFuncEx_t)<br>&nbsp;&nbsp;&nb
21c80	73 70 3b 28 69 6e 74 26 6e 62 73 70 3b 67 70 69 6f 2c 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70	sp;(int&nbsp;gpio,&nbsp;int&nbsp
21ca0	3b 6c 65 76 65 6c 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 2c	;level,&nbsp;uint32_t&nbsp;tick,
21cc0	26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 2a 75 73 65 72 64 61 74 61 29 3b 3c 62 72 3e 3c	&nbsp;void&nbsp;*userdata);<br><
21ce0	2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 50 75 6c 73 65 5f 74 22 3e	/code><h3><a.name="gpioPulse_t">
21d00	67 70 69 6f 50 75 6c 73 65 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64	gpioPulse_t</a></h3>.<code>typed
21d20	65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	ef&nbsp;struct<br>{<br>&nbsp;&nb
21d40	73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 67 70 69 6f 4f 6e 3b 3c 62	sp;&nbsp;uint32_t&nbsp;gpioOn;<b
21d60	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73	r>&nbsp;&nbsp;&nbsp;uint32_t&nbs
21d80	70 3b 67 70 69 6f 4f 66 66 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;gpioOff;<br>&nbsp;&nbsp;&nbsp;
21da0	75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 75 73 44 65 6c 61 79 3b 3c 62 72 3e 7d 26 6e 62 73 70	uint32_t&nbsp;usDelay;<br>}&nbsp
21dc0	3b 67 70 69 6f 50 75 6c 73 65 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	;gpioPulse_t;<br></code><h3><a.n
21de0	61 6d 65 3d 22 67 70 69 6f 53 61 6d 70 6c 65 5f 74 22 3e 67 70 69 6f 53 61 6d 70 6c 65 5f 74 3c	ame="gpioSample_t">gpioSample_t<
21e00	2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75	/a></h3>.<code>typedef&nbsp;stru
21e20	63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e	ct<br>{<br>&nbsp;&nbsp;&nbsp;uin
21e40	74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	t32_t&nbsp;tick;<br>&nbsp;&nbsp;
21e60	26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 6c 65 76 65 6c 3b 3c 62 72 3e 7d 26	&nbsp;uint32_t&nbsp;level;<br>}&
21e80	6e 62 73 70 3b 67 70 69 6f 53 61 6d 70 6c 65 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	nbsp;gpioSample_t;<br></code><h3
21ea0	3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 69 67 6e 61 6c 46 75 6e 63 5f 74 22 3e 67 70 69 6f	><a.name="gpioSignalFunc_t">gpio
21ec0	53 69 67 6e 61 6c 46 75 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65	SignalFunc_t</a></h3>.<code>type
21ee0	64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 67 70 69 6f 53 69 67 6e 61 6c 46	def&nbsp;void&nbsp;(*gpioSignalF
21f00	75 6e 63 5f 74 29 26 6e 62 73 70 3b 28 69 6e 74 26 6e 62 73 70 3b 73 69 67 6e 75 6d 29 3b 3c 62	unc_t)&nbsp;(int&nbsp;signum);<b
21f20	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 69 67 6e 61 6c	r></code><h3><a.name="gpioSignal
21f40	46 75 6e 63 45 78 5f 74 22 3e 67 70 69 6f 53 69 67 6e 61 6c 46 75 6e 63 45 78 5f 74 3c 2f 61 3e	FuncEx_t">gpioSignalFuncEx_t</a>
21f60	3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62	</h3>.<code>typedef&nbsp;void&nb
21f80	73 70 3b 28 2a 67 70 69 6f 53 69 67 6e 61 6c 46 75 6e 63 45 78 5f 74 29 26 6e 62 73 70 3b 28 69	sp;(*gpioSignalFuncEx_t)&nbsp;(i
21fa0	6e 74 26 6e 62 73 70 3b 73 69 67 6e 75 6d 2c 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 2a	nt&nbsp;signum,&nbsp;void&nbsp;*
21fc0	75 73 65 72 64 61 74 61 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	userdata);<br></code><h3><a.name
21fe0	3d 22 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f 74 22 3e 67 70 69 6f 54 68 72 65 61 64 46 75	="gpioThreadFunc_t">gpioThreadFu
22000	00 00 00 22 6e 74 65 6e 73 65 20 62 75 72 73 74 73 20 6f 66 20 73 69 67 6e 61 6c 73 20 69 74 0a	..."ntense.bursts.of.signals.it.
22020	6d 69 67 68 74 20 62 65 20 6e 65 63 65 73 73 61 72 79 20 74 6f 20 69 6e 63 72 65 61 73 65 20 74	might.be.necessary.to.increase.t
22040	68 65 20 62 75 66 66 65 72 20 73 69 7a 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 66 67	he.buffer.size..<h3><a.name="cfg
22060	50 65 72 69 70 68 65 72 61 6c 22 3e 63 66 67 50 65 72 69 70 68 65 72 61 6c 3c 2f 61 3e 3c 2f 68	Peripheral">cfgPeripheral</a></h
22080	33 3e 0a 4f 6e 65 20 6f 66 20 74 68 65 20 50 57 4d 20 6f 72 20 50 43 4d 20 70 65 72 69 70 68 65	3>.One.of.the.PWM.or.PCM.periphe
220a0	72 61 6c 73 20 75 73 65 64 20 74 6f 20 70 61 63 65 20 44 4d 41 20 74 72 61 6e 73 66 65 72 73 20	rals.used.to.pace.DMA.transfers.
220c0	66 6f 72 20 74 69 6d 69 6e 67 0a 70 75 72 70 6f 73 65 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	for.timing.purposes..<h3><a.name
220e0	3d 22 63 66 67 53 6f 75 72 63 65 22 3e 63 66 67 53 6f 75 72 63 65 3c 2f 61 3e 3c 2f 68 33 3e 0a	="cfgSource">cfgSource</a></h3>.
22100	44 65 70 72 65 63 61 74 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 66 67 56 61 6c 22	Deprecated..<h3><a.name="cfgVal"
22120	3e 63 66 67 56 61 6c 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65 72 20 73 70 65 63 69 66	>cfgVal</a></h3>.A.number.specif
22140	79 69 6e 67 20 74 68 65 20 76 61 6c 75 65 20 6f 66 20 61 20 63 6f 6e 66 69 67 75 72 61 74 69 6f	ying.the.value.of.a.configuratio
22160	6e 20 69 74 65 6d 2e 20 20 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 63 66 67 57 68 61 74 22 3e	n.item...See.<a.href="#cfgWhat">
22180	63 66 67 57 68 61 74 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 66 67 57 68 61	cfgWhat</a>..<h3><a.name="cfgWha
221a0	74 22 3e 63 66 67 57 68 61 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65 72 20 73 70 65	t">cfgWhat</a></h3>.A.number.spe
221c0	63 69 66 79 69 6e 67 20 61 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 69 74 65 6d 2e 0a 3c 62	cifying.a.configuration.item..<b
221e0	72 3e 3c 62 72 3e 35 36 32 34 38 34 39 37 37 3a 20 70 72 69 6e 74 20 65 6e 68 61 6e 63 65 64 20	r><br>562484977:.print.enhanced.
22200	73 74 61 74 69 73 74 69 63 73 20 61 74 20 74 65 72 6d 69 6e 61 74 69 6f 6e 2e 3c 62 72 3e 0a 39	statistics.at.termination.<br>.9
22220	38 34 37 36 32 38 37 39 3a 20 73 65 74 20 74 68 65 20 69 6e 69 74 69 61 6c 20 64 65 62 75 67 20	84762879:.set.the.initial.debug.
22240	6c 65 76 65 6c 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 68 61 72 22 3e 63 68 61 72 3c 2f	level..<h3><a.name="char">char</
22260	61 3e 3c 2f 68 33 3e 0a 41 20 73 69 6e 67 6c 65 20 63 68 61 72 61 63 74 65 72 2c 20 61 6e 20 38	a></h3>.A.single.character,.an.8
22280	20 62 69 74 20 71 75 61 6e 74 69 74 79 20 61 62 6c 65 20 74 6f 20 73 74 6f 72 65 20 30 2d 32 35	.bit.quantity.able.to.store.0-25
222a0	35 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 6c 6b 66 72 65 71 22 3e 63 6c 6b 66 72 65 71	5..<h3><a.name="clkfreq">clkfreq
222c0	3c 2f 61 3e 3a 20 34 36 38 39 2d 32 35 30 4d 20 28 31 33 31 38 34 2d 33 37 35 4d 20 66 6f 72 20	</a>:.4689-250M.(13184-375M.for.
222e0	74 68 65 20 42 43 4d 32 37 31 31 29 3c 2f 68 33 3e 0a 54 68 65 20 68 61 72 64 77 61 72 65 20 63	the.BCM2711)</h3>.The.hardware.c
22300	6c 6f 63 6b 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49	lock.frequency..<br><br><code>PI
22320	5f 48 57 5f 43 4c 4b 5f 4d 49 4e 5f 46 52 45 51 26 6e 62 73 70 3b 34 36 38 39 3c 62 72 3e 50 49	_HW_CLK_MIN_FREQ&nbsp;4689<br>PI
22340	5f 48 57 5f 43 4c 4b 5f 4d 41 58 5f 46 52 45 51 26 6e 62 73 70 3b 32 35 30 30 30 30 30 30 30 3c	_HW_CLK_MAX_FREQ&nbsp;250000000<
22360	62 72 3e 50 49 5f 48 57 5f 43 4c 4b 5f 4d 41 58 5f 46 52 45 51 5f 32 37 31 31 26 6e 62 73 70 3b	br>PI_HW_CLK_MAX_FREQ_2711&nbsp;
22380	33 37 35 30 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	375000000<br></code><h3><a.name=
223a0	22 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65	"count">count</a></h3>.The.numbe
223c0	72 20 6f 66 20 62 79 74 65 73 20 74 6f 20 62 65 20 74 72 61 6e 73 66 65 72 72 65 64 20 69 6e 20	r.of.bytes.to.be.transferred.in.
223e0	61 6e 20 49 32 43 2c 20 53 50 49 2c 20 6f 72 20 53 65 72 69 61 6c 0a 63 6f 6d 6d 61 6e 64 2e 0a	an.I2C,.SPI,.or.Serial.command..
22400	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 53 22 3e 43 53 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65	<h3><a.name="CS">CS</a></h3>.The
22420	20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 73 6c 61 76 65 20 73 65 6c 65 63 74 20	.GPIO.used.for.the.slave.select.
22440	73 69 67 6e 61 6c 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33	signal.when.bit.banging.SPI..<h3
22460	3e 3c 61 20 6e 61 6d 65 3d 22 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f	><a.name="data_bits">data_bits</
22480	61 3e 3a 20 31 2d 33 32 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 64 61 74 61	a>:.1-32</h3>.The.number.of.data
224a0	20 62 69 74 73 20 74 6f 20 62 65 20 75 73 65 64 20 77 68 65 6e 20 61 64 64 69 6e 67 20 73 65 72	.bits.to.be.used.when.adding.ser
224c0	69 61 6c 20 64 61 74 61 20 74 6f 20 61 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e	ial.data.to.a.waveform..<br><br>
224e0	3c 63 6f 64 65 3e 50 49 5f 4d 49 4e 5f 57 41 56 45 5f 44 41 54 41 42 49 54 53 26 6e 62 73 70 3b	<code>PI_MIN_WAVE_DATABITS&nbsp;
22500	31 3c 62 72 3e 50 49 5f 4d 41 58 5f 57 41 56 45 5f 44 41 54 41 42 49 54 53 26 6e 62 73 70 3b 33	1<br>PI_MAX_WAVE_DATABITS&nbsp;3
22520	32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 44 4d 41 63 68 61 6e	2<br></code><h3><a.name="DMAchan
22540	6e 65 6c 22 3e 44 4d 41 63 68 61 6e 6e 65 6c 3c 2f 61 3e 3a 20 30 2d 31 35 3c 2f 68 33 3e 0a 3c	nel">DMAchannel</a>:.0-15</h3>.<
22560	63 6f 64 65 3e 50 49 5f 4d 49 4e 5f 44 4d 41 5f 43 48 41 4e 4e 45 4c 26 6e 62 73 70 3b 30 3c 62	code>PI_MIN_DMA_CHANNEL&nbsp;0<b
22580	72 3e 50 49 5f 4d 41 58 5f 44 4d 41 5f 43 48 41 4e 4e 45 4c 26 6e 62 73 70 3b 31 35 3c 62 72 3e	r>PI_MAX_DMA_CHANNEL&nbsp;15<br>
225a0	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 6f 75 62 6c 65 22 3e 64 6f 75 62	</code><h3><a.name="double">doub
225c0	6c 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 6c 6f 61 74 69 6e 67 20 70 6f 69 6e 74 20 6e 75 6d	le</a></h3>.A.floating.point.num
225e0	62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 75 74 79 63 79 63 6c 65 22 3e 64 75 74	ber..<h3><a.name="dutycycle">dut
22600	79 63 79 63 6c 65 3c 2f 61 3e 3a 20 30 2d 72 61 6e 67 65 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65	ycycle</a>:.0-range</h3>.A.numbe
22620	72 20 72 65 70 72 65 73 65 6e 74 69 6e 67 20 74 68 65 20 72 61 74 69 6f 20 6f 66 20 6f 6e 20 74	r.representing.the.ratio.of.on.t
22640	69 6d 65 20 74 6f 20 6f 66 66 20 74 69 6d 65 20 66 6f 72 20 50 57 4d 2e 0a 3c 62 72 3e 3c 62 72	ime.to.off.time.for.PWM..<br><br
22660	3e 54 68 65 20 6e 75 6d 62 65 72 20 6d 61 79 20 76 61 72 79 20 62 65 74 77 65 65 6e 20 30 20 61	>The.number.may.vary.between.0.a
22680	6e 64 20 72 61 6e 67 65 20 28 64 65 66 61 75 6c 74 20 32 35 35 29 20 77 68 65 72 65 0a 30 20 69	nd.range.(default.255).where.0.i
226a0	73 20 6f 66 66 20 61 6e 64 20 72 61 6e 67 65 20 69 73 20 66 75 6c 6c 79 20 6f 6e 2e 0a 3c 68 33	s.off.and.range.is.fully.on..<h3
226c0	3e 3c 61 20 6e 61 6d 65 3d 22 65 64 67 65 22 3e 65 64 67 65 3c 2f 61 3e 3a 20 30 2d 32 3c 2f 68	><a.name="edge">edge</a>:.0-2</h
226e0	33 3e 0a 54 68 65 20 74 79 70 65 20 6f 66 20 47 50 49 4f 20 65 64 67 65 20 74 6f 20 67 65 6e 65	3>.The.type.of.GPIO.edge.to.gene
22700	72 61 74 65 20 61 6e 20 69 6e 74 65 72 72 75 70 74 2e 20 20 53 65 65 20 3c 61 20 68 72 65 66 3d	rate.an.interrupt...See.<a.href=
22720	22 23 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63	"#gpioSetISRFunc">gpioSetISRFunc
22740	3c 2f 61 3e 0a 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 49 53 52 46 75 6e	</a>.and.<a.href="#gpioSetISRFun
22760	63 45 78 22 3e 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 45 78 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c	cEx">gpioSetISRFuncEx</a>..<br><
22780	62 72 3e 3c 63 6f 64 65 3e 52 49 53 49 4e 47 5f 45 44 47 45 26 6e 62 73 70 3b 30 3c 62 72 3e 46	br><code>RISING_EDGE&nbsp;0<br>F
227a0	41 4c 4c 49 4e 47 5f 45 44 47 45 26 6e 62 73 70 3b 31 3c 62 72 3e 45 49 54 48 45 52 5f 45 44 47	ALLING_EDGE&nbsp;1<br>EITHER_EDG
227c0	45 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	E&nbsp;2<br></code><h3><a.name="
227e0	65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 3a 20 30 2d 33 31 3c 2f 68 33 3e 0a 41 6e 20 65	event">event</a>:.0-31</h3>.An.e
22800	76 65 6e 74 20 69 73 20 61 20 73 69 67 6e 61 6c 20 75 73 65 64 20 74 6f 20 69 6e 66 6f 72 6d 20	vent.is.a.signal.used.to.inform.
22820	6f 6e 65 20 6f 72 20 6d 6f 72 65 20 63 6f 6e 73 75 6d 65 72 73 0a 74 6f 20 73 74 61 72 74 20 61	one.or.more.consumers.to.start.a
22840	6e 20 61 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 46 75 6e 63	n.action..<h3><a.name="eventFunc
22860	5f 74 22 3e 65 76 65 6e 74 46 75 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74	_t">eventFunc_t</a></h3>.<code>t
22880	79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 65 76 65 6e 74 46 75 6e	ypedef&nbsp;void&nbsp;(*eventFun
228a0	63 5f 74 29 26 6e 62 73 70 3b 28 69 6e 74 26 6e 62 73 70 3b 65 76 65 6e 74 2c 26 6e 62 73 70 3b	c_t)&nbsp;(int&nbsp;event,&nbsp;
228c0	75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	uint32_t&nbsp;tick);<br></code><
228e0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 46 75 6e 63 45 78 5f 74 22 3e 65 76 65 6e 74	h3><a.name="eventFuncEx_t">event
22900	46 75 6e 63 45 78 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26	FuncEx_t</a></h3>.<code>typedef&
22920	6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 65 76 65 6e 74 46 75 6e 63 45 78 5f 74 29 3c	nbsp;void&nbsp;(*eventFuncEx_t)<
22940	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 69 6e 74 26 6e 62 73 70 3b 65	br>&nbsp;&nbsp;&nbsp;(int&nbsp;e
22960	76 65 6e 74 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 2c 26 6e	vent,&nbsp;uint32_t&nbsp;tick,&n
22980	62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 2a 75 73 65 72 64 61 74 61 29 3b 3c 62 72 3e 3c 2f 63	bsp;void&nbsp;*userdata);<br></c
229a0	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 22 3e 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41	ode><h3><a.name="f">f</a></h3>.A
229c0	20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 66 69 6c 65 22 3e 2a	.function..<h3><a.name="*file">*
229e0	66 69 6c 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 75 6c 6c 20 66 69 6c 65 20 70 61 74 68 2e 20	file</a></h3>.A.full.file.path..
22a00	20 54 6f 20 62 65 20 61 63 63 65 73 73 69 62 6c 65 20 74 68 65 20 70 61 74 68 20 6d 75 73 74 20	.To.be.accessible.the.path.must.
22a20	6d 61 74 63 68 20 61 6e 20 65 6e 74 72 79 20 69 6e 0a 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63	match.an.entry.in./opt/pigpio/ac
22a40	63 65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 66 70 61 74 22 3e 2a 66 70 61 74 3c	cess..<h3><a.name="*fpat">*fpat<
22a60	2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 69 6c 65 20 70 61 74 68 20 77 68 69 63 68 20 6d 61 79 20 63	/a></h3>.A.file.path.which.may.c
22a80	6f 6e 74 61 69 6e 20 77 69 6c 64 63 61 72 64 73 2e 20 20 54 6f 20 62 65 20 61 63 63 65 73 73 69	ontain.wildcards...To.be.accessi
22aa0	62 6c 65 20 74 68 65 20 70 61 74 68 0a 6d 75 73 74 20 6d 61 74 63 68 20 61 6e 20 65 6e 74 72 79	ble.the.path.must.match.an.entry
22ac0	20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e	.in./opt/pigpio/access..<h3><a.n
22ae0	61 6d 65 3d 22 66 72 65 71 75 65 6e 63 79 22 3e 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 3a 20 26	ame="frequency">frequency</a>:.&
22b00	67 74 3b 3d 30 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 74 69 6d 65 73 20 61	gt;=0</h3>.The.number.of.times.a
22b20	20 47 50 49 4f 20 69 73 20 73 77 69 63 68 65 64 20 6f 6e 20 61 6e 64 20 6f 66 66 20 70 65 72 20	.GPIO.is.swiched.on.and.off.per.
22b40	73 65 63 6f 6e 64 2e 20 20 54 68 69 73 0a 63 61 6e 20 62 65 20 73 65 74 20 70 65 72 20 47 50 49	second...This.can.be.set.per.GPI
22b60	4f 20 61 6e 64 20 6d 61 79 20 62 65 20 61 73 20 6c 69 74 74 6c 65 20 61 73 20 35 48 7a 20 6f 72	O.and.may.be.as.little.as.5Hz.or
22b80	20 61 73 20 6d 75 63 68 20 61 73 0a 34 30 4b 48 7a 2e 20 20 54 68 65 20 47 50 49 4f 20 77 69 6c	.as.much.as.40KHz...The.GPIO.wil
22ba0	6c 20 62 65 20 6f 6e 20 66 6f 72 20 61 20 70 72 6f 70 6f 72 74 69 6f 6e 20 6f 66 20 74 68 65 20	l.be.on.for.a.proportion.of.the.
22bc0	74 69 6d 65 20 61 73 20 64 65 66 69 6e 65 64 0a 62 79 20 69 74 73 20 64 75 74 79 63 79 63 6c 65	time.as.defined.by.its.dutycycle
22be0	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 3c 2f 68	..<h3><a.name="gpio">gpio</a></h
22c00	33 3e 0a 41 20 42 72 6f 61 64 63 6f 6d 20 6e 75 6d 62 65 72 65 64 20 47 50 49 4f 2c 20 69 6e 20	3>.A.Broadcom.numbered.GPIO,.in.
22c20	74 68 65 20 72 61 6e 67 65 20 30 2d 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 20 61	the.range.0-53..<br><br>There..a
22c40	72 65 20 35 34 20 47 65 6e 65 72 61 6c 20 50 75 72 70 6f 73 65 20 49 6e 70 75 74 20 4f 75 74 70	re.54.General.Purpose.Input.Outp
22c60	75 74 73 20 28 47 50 49 4f 29 20 6e 61 6d 65 64 20 47 50 49 4f 30 20 74 68 72 6f 75 67 68 0a 47	uts.(GPIO).named.GPIO0.through.G
22c80	50 49 4f 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 79 20 61 72 65 20 73 70 6c 69 74 20 69 6e	PIO53..<br><br>They.are.split.in
22ca0	74 6f 20 74 77 6f 20 20 62 61 6e 6b 73 2e 20 20 20 42 61 6e 6b 20 20 31 20 20 63 6f 6e 73 69 73	to.two..banks....Bank..1..consis
22cc0	74 73 20 20 6f 66 20 20 47 50 49 4f 30 20 20 74 68 72 6f 75 67 68 0a 47 50 49 4f 33 31 2e 20 20	ts..of..GPIO0..through.GPIO31...
22ce0	42 61 6e 6b 20 32 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 47 50 49 4f 33 32 20 74 68 72 6f 75 67	Bank.2.consists.of.GPIO32.throug
22d00	68 20 47 50 49 4f 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6c 6c 20 74 68 65 20 47 50 49 4f 20 77	h.GPIO53..<br><br>All.the.GPIO.w
22d20	68 69 63 68 20 61 72 65 20 73 61 66 65 20 66 6f 72 20 74 68 65 20 75 73 65 72 20 74 6f 20 72 65	hich.are.safe.for.the.user.to.re
22d40	61 64 20 61 6e 64 20 77 72 69 74 65 20 61 72 65 20 69 6e 0a 62 61 6e 6b 20 31 2e 20 20 4e 6f 74	ad.and.write.are.in.bank.1...Not
22d60	20 61 6c 6c 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 20 61 72 65 20 73 61 66 65 20 74 68 6f	.all.GPIO.in.bank.1.are.safe.tho
22d80	75 67 68 2e 20 20 54 79 70 65 20 31 20 62 6f 61 72 64 73 0a 68 61 76 65 20 31 37 20 20 73 61 66	ugh...Type.1.boards.have.17..saf
22da0	65 20 47 50 49 4f 2e 20 20 54 79 70 65 20 32 20 62 6f 61 72 64 73 20 68 61 76 65 20 32 31 2e 20	e.GPIO...Type.2.boards.have.21..
22dc0	20 54 79 70 65 20 33 20 62 6f 61 72 64 73 20 68 61 76 65 20 32 36 2e 0a 3c 62 72 3e 3c 62 72 3e	.Type.3.boards.have.26..<br><br>
22de0	53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69 73 69	See.<a.href="#gpioHardwareRevisi
22e00	6f 6e 22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69 73 69 6f 6e 3c 2f 61 3e 2e 0a 3c 62	on">gpioHardwareRevision</a>..<b
22e20	72 3e 3c 62 72 3e 54 68 65 20 75 73 65 72 20 47 50 49 4f 20 61 72 65 20 6d 61 72 6b 65 64 20 77	r><br>The.user.GPIO.are.marked.w
22e40	69 74 68 20 61 6e 20 58 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e	ith.an.X.in.the.following.table.
22e60	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	.<br><br><code>&nbsp;&nbsp;&nbsp
22e80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
22ea0	6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26	nbsp;&nbsp;0&nbsp;&nbsp;1&nbsp;&
22ec0	6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34	nbsp;2&nbsp;&nbsp;3&nbsp;&nbsp;4
22ee0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b	&nbsp;&nbsp;5&nbsp;&nbsp;6&nbsp;
22f00	26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;7&nbsp;&nbsp;8&nbsp;&nbsp;
22f20	39 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31	9&nbsp;10&nbsp;11&nbsp;12&nbsp;1
22f40	33 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 35 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 31	3&nbsp;14&nbsp;15<br>Type&nbsp;1
22f60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26	&nbsp;&nbsp;&nbsp;&nbsp;X&nbsp;&
22f80	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	nbsp;X&nbsp;&nbsp;-&nbsp;&nbsp;-
22fa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;-&nbsp;
22fc0	26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;-&nbsp;&nbsp;X&nbsp;&nbsp;
22fe0	58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70	X&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp
23000	00 00 00 23 68 65 20 73 74 61 72 74 20 6f 66 20 62 75 66 20 74 6f 20 62 69 74 2e 0a 3c 62 72 3e	...#he.start.of.buf.to.bit..<br>
23020	3c 62 72 3e 3c 63 6f 64 65 3e 62 69 74 50 6f 73 3a 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b	<br><code>bitPos:&nbsp;bit&nbsp;
23040	69 6e 64 65 78 26 6e 62 73 70 3b 66 72 6f 6d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 74	index&nbsp;from&nbsp;the&nbsp;st
23060	61 72 74 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 75 66 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	art&nbsp;of&nbsp;buf<br>&nbsp;&n
23080	62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f	bsp;&nbsp;buf:&nbsp;array&nbsp;o
230a0	66 26 6e 62 73 70 3b 62 69 74 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	f&nbsp;bits<br>&nbsp;&nbsp;&nbsp
230c0	3b 62 69 74 3a 26 6e 62 73 70 3b 30 2d 31 2c 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b	;bit:&nbsp;0-1,&nbsp;value&nbsp;
230e0	74 6f 26 6e 62 73 70 3b 73 65 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	to&nbsp;set<br></code><h3><a.nam
23100	65 3d 22 74 69 6d 65 5f 74 69 6d 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 64 6f 75 62	e="time_time"></a><a.href="#doub
23120	6c 65 22 3e 3c 73 6d 61 6c 6c 3e 64 6f 75 62 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 74 69	le"><small>double</small></a>.ti
23140	6d 65 5f 74 69 6d 65 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	me_time<small>(void)</small></h3
23160	3e 0a 52 65 74 75 72 6e 20 74 68 65 20 63 75 72 72 65 6e 74 20 74 69 6d 65 20 69 6e 20 73 65 63	>.Return.the.current.time.in.sec
23180	6f 6e 64 73 20 73 69 6e 63 65 20 74 68 65 20 45 70 6f 63 68 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	onds.since.the.Epoch..<h3><a.nam
231a0	65 3d 22 74 69 6d 65 5f 73 6c 65 65 70 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69	e="time_sleep"></a><a.href="#voi
231c0	64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 74 69 6d 65 5f	d"><small>void</small></a>.time_
231e0	73 6c 65 65 70 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 64 6f 75 62 6c 65 22 3e 64	sleep<small>(<a.href="#double">d
23200	6f 75 62 6c 65 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 63 6f 6e 64 73 22 3e 73 65 63	ouble</a>.<a.href="#seconds">sec
23220	6f 6e 64 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 44 65 6c 61 79 20 65 78 65	onds</a>)</small></h3>.Delay.exe
23240	63 75 74 69 6f 6e 20 66 6f 72 20 61 20 67 69 76 65 6e 20 6e 75 6d 62 65 72 20 6f 66 20 73 65 63	cution.for.a.given.number.of.sec
23260	6f 6e 64 73 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 65 63 6f 6e 64 73 3a 26 6e 62 73 70	onds.<br><br><code>seconds:&nbsp
23280	3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 73 65	;the&nbsp;number&nbsp;of&nbsp;se
232a0	63 6f 6e 64 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 6c 65 65 70 3c 62 72 3e 3c 2f 63 6f	conds&nbsp;to&nbsp;sleep<br></co
232c0	64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 44 75 6d 70 57 61 76 65 22 3e 3c 2f 61	de><h3><a.name="rawDumpWave"></a
232e0	3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d	><a.href="#void"><small>void</sm
23300	61 6c 6c 3e 3c 2f 61 3e 20 72 61 77 44 75 6d 70 57 61 76 65 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64	all></a>.rawDumpWave<small>(void
23320	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 55 73 65 64 20 74 6f 20 70 72 69 6e 74 20 61 20 72	)</small></h3>.Used.to.print.a.r
23340	65 61 64 61 62 6c 65 20 76 65 72 73 69 6f 6e 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77	eadable.version.of.the.current.w
23360	61 76 65 66 6f 72 6d 20 74 6f 20 73 74 64 65 72 72 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 20 69	aveform.to.stderr..<br><br>Not.i
23380	6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 33 3e 3c 61 20	ntended.for.general.use..<h3><a.
233a0	6e 61 6d 65 3d 22 72 61 77 44 75 6d 70 53 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	name="rawDumpScript"></a><a.href
233c0	3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	="#void"><small>void</small></a>
233e0	20 72 61 77 44 75 6d 70 53 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	.rawDumpScript<small>(<a.href="#
23400	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
23420	23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	#script_id">script_id</a>)</smal
23440	6c 3e 3c 2f 68 33 3e 0a 55 73 65 64 20 74 6f 20 70 72 69 6e 74 20 61 20 72 65 61 64 61 62 6c 65	l></h3>.Used.to.print.a.readable
23460	20 76 65 72 73 69 6f 6e 20 6f 66 20 61 20 73 63 72 69 70 74 20 74 6f 20 73 74 64 65 72 72 2e 0a	.version.of.a.script.to.stderr..
23480	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67	<br><br><code>script_id:&nbsp;&g
234a0	74 3b 3d 30 2c 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 73 63 72 69 70 74 5f 69 64 26 6e 62 73 70	t;=0,&nbsp;a&nbsp;script_id&nbsp
234c0	3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22	;returned&nbsp;by&nbsp;<a.href="
234e0	23 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 22 3e 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70	#gpioStoreScript">gpioStoreScrip
23500	74 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 74 20 69 6e 74 65	t</a><br></code><br><br>Not.inte
23520	6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 32 3e 50 41 52 41 4d 45	nded.for.general.use..<h2>PARAME
23540	54 45 52 53 3c 2f 68 32 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 63 74 69 76 65 22 3e 61 63	TERS</h2><h3><a.name="active">ac
23560	74 69 76 65 3c 2f 61 3e 3a 20 30 2d 31 30 30 30 30 30 30 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d	tive</a>:.0-1000000</h3>.The.num
23580	62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6c 65 76 65 6c 20 63 68 61 6e 67 65	ber.of.microseconds.level.change
235a0	73 20 61 72 65 20 72 65 70 6f 72 74 65 64 20 66 6f 72 20 6f 6e 63 65 0a 61 20 6e 6f 69 73 65 20	s.are.reported.for.once.a.noise.
235c0	66 69 6c 74 65 72 20 68 61 73 20 62 65 65 6e 20 74 72 69 67 67 65 72 65 64 20 28 62 79 20 3c 61	filter.has.been.triggered.(by.<a
235e0	20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f	.href="#steady">steady</a>.micro
23600	73 65 63 6f 6e 64 73 20 6f 66 0a 61 20 73 74 61 62 6c 65 20 6c 65 76 65 6c 29 2e 0a 3c 68 33 3e	seconds.of.a.stable.level)..<h3>
23620	3c 61 20 6e 61 6d 65 3d 22 61 72 67 31 22 3e 61 72 67 31 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 6e 20	<a.name="arg1">arg1</a></h3>.An.
23640	75 6e 73 69 67 6e 65 64 20 61 72 67 75 6d 65 6e 74 20 70 61 73 73 65 64 20 74 6f 20 61 20 75 73	unsigned.argument.passed.to.a.us
23660	65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2e 20 20 49 74 73 0a 6d 65 61	er.customised.function...Its.mea
23680	6e 69 6e 67 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 20 63 75 73 74 6f 6d 69 73 65	ning.is.defined.by.the.customise
236a0	72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 72 67 32 22 3e 61 72 67 32 3c 2f 61 3e 3c 2f	r..<h3><a.name="arg2">arg2</a></
236c0	68 33 3e 0a 41 6e 20 75 6e 73 69 67 6e 65 64 20 61 72 67 75 6d 65 6e 74 20 70 61 73 73 65 64 20	h3>.An.unsigned.argument.passed.
236e0	74 6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2e 20 20	to.a.user.customised.function...
23700	49 74 73 0a 6d 65 61 6e 69 6e 67 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 20 63 75	Its.meaning.is.defined.by.the.cu
23720	73 74 6f 6d 69 73 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 72 67 63 22 3e 61 72 67	stomiser..<h3><a.name="argc">arg
23740	63 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 75 6e 74 20 6f 66 20 62 79 74 65 73 20 70 61	c</a></h3>.The.count.of.bytes.pa
23760	73 73 65 64 20 74 6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69	ssed.to.a.user.customised.functi
23780	6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 61 72 67 78 22 3e 2a 61 72 67 78 3c 2f 61	on..<h3><a.name="*argx">*argx</a
237a0	3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74 6f 20 61 6e 20 61 72 72 61 79 20 6f 66 20	></h3>.A.pointer.to.an.array.of.
237c0	62 79 74 65 73 20 70 61 73 73 65 64 20 74 6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65	bytes.passed.to.a.user.customise
237e0	64 20 66 75 6e 63 74 69 6f 6e 2e 0a 49 74 73 20 6d 65 61 6e 69 6e 67 20 61 6e 64 20 63 6f 6e 74	d.function..Its.meaning.and.cont
23800	65 6e 74 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 20 63 75 73 74 6f 6d 69 73 65 72	ent.is.defined.by.the.customiser
23820	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 3c 2f 68	..<h3><a.name="baud">baud</a></h
23840	33 3e 0a 54 68 65 20 73 70 65 65 64 20 6f 66 20 73 65 72 69 61 6c 20 63 6f 6d 6d 75 6e 69 63 61	3>.The.speed.of.serial.communica
23860	74 69 6f 6e 20 28 49 32 43 2c 20 53 50 49 2c 20 73 65 72 69 61 6c 20 6c 69 6e 6b 2c 20 77 61 76	tion.(I2C,.SPI,.serial.link,.wav
23880	65 73 29 20 69 6e 0a 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 0a 3c 68 33 3e 3c 61 20 6e	es).in.bits.per.second..<h3><a.n
238a0	61 6d 65 3d 22 62 69 74 22 3e 62 69 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 76 61 6c 75 65 20 6f	ame="bit">bit</a></h3>.A.value.o
238c0	66 20 30 20 6f 72 20 31 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 69 74 50 6f 73 22 3e 62	f.0.or.1..<h3><a.name="bitPos">b
238e0	69 74 50 6f 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 69 74 20 70 6f 73 69 74 69 6f 6e 20 77 69	itPos</a></h3>.A.bit.position.wi
23900	74 68 69 6e 20 61 20 62 79 74 65 20 6f 72 20 77 6f 72 64 2e 20 20 54 68 65 20 6c 65 61 73 74 20	thin.a.byte.or.word...The.least.
23920	73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 0a 70 6f 73 69 74 69 6f 6e 20 30 2e 0a 3c	significant.bit.is.position.0..<
23940	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 3c 2f 68 33 3e 0a	h3><a.name="bits">bits</a></h3>.
23960	41 20 76 61 6c 75 65 20 75 73 65 64 20 74 6f 20 73 65 6c 65 63 74 20 47 50 49 4f 2e 20 20 49 66	A.value.used.to.select.GPIO...If
23980	20 62 69 74 20 6e 20 6f 66 20 62 69 74 73 20 69 73 20 73 65 74 20 74 68 65 6e 20 47 50 49 4f 20	.bit.n.of.bits.is.set.then.GPIO.
239a0	6e 20 69 73 0a 73 65 6c 65 63 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 63 6f 6e 76 65 6e 69	n.is.selected..<br><br>A.conveni
239c0	65 6e 74 20 77 61 79 20 74 6f 20 73 65 74 20 62 69 74 20 6e 20 69 73 20 74 6f 20 6f 72 20 69 6e	ent.way.to.set.bit.n.is.to.or.in
239e0	20 28 31 26 6c 74 3b 26 6c 74 3b 6e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 65 2e 67 2e 20 74 6f 20 73	.(1&lt;&lt;n)..<br><br>e.g..to.s
23a00	65 6c 65 63 74 20 62 69 74 73 20 35 2c 20 39 2c 20 32 33 20 79 6f 75 20 63 6f 75 6c 64 20 75 73	elect.bits.5,.9,.23.you.could.us
23a20	65 20 28 31 26 6c 74 3b 26 6c 74 3b 35 29 20 7c 20 28 31 26 6c 74 3b 26 6c 74 3b 39 29 20 7c 20	e.(1&lt;&lt;5).|.(1&lt;&lt;9).|.
23a40	28 31 26 6c 74 3b 26 6c 74 3b 32 33 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 62 73 63	(1&lt;&lt;23)..<h3><a.name="*bsc
23a60	5f 78 66 65 72 22 3e 2a 62 73 63 5f 78 66 65 72 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e	_xfer">*bsc_xfer</a></h3>.A.poin
23a80	74 65 72 20 74 6f 20 61 20 3c 61 20 68 72 65 66 3d 22 23 62 73 63 5f 78 66 65 72 5f 74 22 3e 62	ter.to.a.<a.href="#bsc_xfer_t">b
23aa0	73 63 5f 78 66 65 72 5f 74 3c 2f 61 3e 20 6f 62 6a 65 63 74 20 75 73 65 64 20 74 6f 20 63 6f 6e	sc_xfer_t</a>.object.used.to.con
23ac0	74 72 6f 6c 20 61 20 42 53 43 20 74 72 61 6e 73 66 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	trol.a.BSC.transfer..<h3><a.name
23ae0	3d 22 62 73 63 5f 78 66 65 72 5f 74 22 3e 62 73 63 5f 78 66 65 72 5f 74 3c 2f 61 3e 3c 2f 68 33	="bsc_xfer_t">bsc_xfer_t</a></h3
23b00	3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b	>.<code>typedef&nbsp;struct<br>{
23b20	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e	<br>&nbsp;&nbsp;&nbsp;uint32_t&n
23b40	62 73 70 3b 63 6f 6e 74 72 6f 6c 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;control;&nbsp;&nbsp;&nbsp;&n
23b60	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
23b80	70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 57 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 26	p;&nbsp;//&nbsp;Write<br>&nbsp;&
23ba0	6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 72 78 43 6e 74 3b 26 6e 62 73 70 3b	nbsp;&nbsp;int&nbsp;rxCnt;&nbsp;
23bc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
23be0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
23c00	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
23c20	2f 2f 26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 26 6e 62 73 70 3b	//&nbsp;Read&nbsp;only<br>&nbsp;
23c40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 72 78 42 75 66 5b 42 53 43 5f	&nbsp;&nbsp;char&nbsp;rxBuf[BSC_
23c60	46 49 46 4f 5f 53 49 5a 45 5d 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 52 65 61 64 26 6e 62	FIFO_SIZE];&nbsp;//&nbsp;Read&nb
23c80	73 70 3b 6f 6e 6c 79 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74	sp;only<br>&nbsp;&nbsp;&nbsp;int
23ca0	26 6e 62 73 70 3b 74 78 43 6e 74 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;txCnt;&nbsp;&nbsp;&nbsp;&n
23cc0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
23ce0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
23d00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 57 72 69 74 65 3c	&nbsp;&nbsp;&nbsp;//&nbsp;Write<
23d20	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 74	br>&nbsp;&nbsp;&nbsp;char&nbsp;t
23d40	78 42 75 66 5b 42 53 43 5f 46 49 46 4f 5f 53 49 5a 45 5d 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	xBuf[BSC_FIFO_SIZE];&nbsp;//&nbs
23d60	70 3b 57 72 69 74 65 3c 62 72 3e 7d 26 6e 62 73 70 3b 62 73 63 5f 78 66 65 72 5f 74 3b 3c 62 72	p;Write<br>}&nbsp;bsc_xfer_t;<br
23d80	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 62 75 66 22 3e 2a 62 75 66 3c	></code><h3><a.name="*buf">*buf<
23da0	2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66 66 65 72 20 74 6f 20 68 6f 6c 64 20 64 61 74 61 20 62	/a></h3>.A.buffer.to.hold.data.b
23dc0	65 69 6e 67 20 73 65 6e 74 20 6f 72 20 62 65 69 6e 67 20 72 65 63 65 69 76 65 64 2e 0a 3c 68 33	eing.sent.or.being.received..<h3
23de0	3e 3c 61 20 6e 61 6d 65 3d 22 62 75 66 53 69 7a 65 22 3e 62 75 66 53 69 7a 65 3c 2f 61 3e 3c 2f	><a.name="bufSize">bufSize</a></
23e00	68 33 3e 0a 54 68 65 20 73 69 7a 65 20 69 6e 20 62 79 74 65 73 20 6f 66 20 61 20 62 75 66 66 65	h3>.The.size.in.bytes.of.a.buffe
23e20	72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 3a 20	r..<h3><a.name="bVal">bVal</a>:.
23e40	30 2d 32 35 35 20 28 48 65 78 20 30 78 30 2d 30 78 46 46 2c 20 4f 63 74 61 6c 20 30 2d 30 33 37	0-255.(Hex.0x0-0xFF,.Octal.0-037
23e60	37 29 3c 2f 68 33 3e 0a 41 6e 20 38 2d 62 69 74 20 62 79 74 65 20 76 61 6c 75 65 2e 0a 3c 68 33	7)</h3>.An.8-bit.byte.value..<h3
23e80	3e 3c 61 20 6e 61 6d 65 3d 22 63 62 4e 75 6d 22 3e 63 62 4e 75 6d 3c 2f 61 3e 3c 2f 68 33 3e 0a	><a.name="cbNum">cbNum</a></h3>.
23ea0	41 20 6e 75 6d 62 65 72 20 69 64 65 6e 74 69 66 79 69 6e 67 20 61 20 44 4d 41 20 63 6f 6e 74 6f	A.number.identifying.a.DMA.conto
23ec0	6c 20 62 6c 6f 63 6b 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 66 67 4d 69 63 72 6f 73 22	l.block..<h3><a.name="cfgMicros"
23ee0	3e 63 66 67 4d 69 63 72 6f 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 47 50 49 4f 20 73 61 6d	>cfgMicros</a></h3>.The.GPIO.sam
23f00	70 6c 65 20 72 61 74 65 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 20 20 54 68 65 20 64	ple.rate.in.microseconds...The.d
23f20	65 66 61 75 6c 74 20 69 73 20 35 75 73 2c 20 6f 72 20 32 30 30 20 74 68 6f 75 73 61 6e 64 0a 73	efault.is.5us,.or.200.thousand.s
23f40	61 6d 70 6c 65 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	amples.per.second..<h3><a.name="
23f60	63 66 67 4d 69 6c 6c 69 73 22 3e 63 66 67 4d 69 6c 6c 69 73 3c 2f 61 3e 3a 20 31 30 30 2d 31 30	cfgMillis">cfgMillis</a>:.100-10
23f80	30 30 30 3c 2f 68 33 3e 0a 54 68 65 20 73 69 7a 65 20 6f 66 20 74 68 65 20 73 61 6d 70 6c 65 20	000</h3>.The.size.of.the.sample.
23fa0	62 75 66 66 65 72 20 69 6e 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e 20 20 47 65 6e 65 72 61 6c	buffer.in.milliseconds...General
23fc0	6c 79 20 74 68 69 73 20 73 68 6f 75 6c 64 20 62 65 0a 6c 65 66 74 20 61 74 20 74 68 65 20 64 65	ly.this.should.be.left.at.the.de
23fe0	66 61 75 6c 74 20 6f 66 20 31 32 30 6d 73 2e 20 20 49 66 20 79 6f 75 20 65 78 70 65 63 74 20 69	fault.of.120ms...If.you.expect.i
24000	00 00 00 24 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62	...$small></h3>.Returns.the.numb
24020	65 72 20 6f 66 20 74 68 65 20 63 62 20 62 65 69 6e 67 20 63 75 72 72 65 6e 74 6c 79 20 6f 75 74	er.of.the.cb.being.currently.out
24040	70 75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65	put..<br><br>Not.intended.for.ge
24060	6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76 65 43	neral.use..<h3><a.name="rawWaveC
24080	42 41 64 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 72 61 77 43 62 73 5f 74 22 3e 3c 73	BAdr"></a><a.href="#rawCbs_t"><s
240a0	6d 61 6c 6c 3e 72 61 77 43 62 73 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 2a 72 61 77 57 61	mall>rawCbs_t</small></a>.*rawWa
240c0	76 65 43 42 41 64 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e	veCBAdr<small>(<a.href="#int">in
240e0	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 62 4e 75 6d 22 3e 63 62 4e 75 6d 3c 2f 61 3e	t</a>.<a.href="#cbNum">cbNum</a>
24100	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 20 74 68 65 20 28 4c 69 6e 75 78	)</small></h3>.Return.the.(Linux
24120	29 20 61 64 64 72 65 73 73 20 6f 66 20 63 6f 6e 74 6f 6c 20 62 6c 6f 63 6b 20 63 62 4e 75 6d 2e	).address.of.contol.block.cbNum.
24140	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 63 62 4e 75 6d 3a 26 6e 62 73 70 3b 74 68 65 26 6e	.<br><br><code>cbNum:&nbsp;the&n
24160	62 73 70 3b 63 62 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 69 6e 74 65 72 65 73 74 3c 62 72 3e	bsp;cb&nbsp;of&nbsp;interest<br>
24180	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20	</code><br><br>Not.intended.for.
241a0	67 65 6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76	general.use..<h3><a.name="rawWav
241c0	65 47 65 74 4f 4f 4c 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22	eGetOOL"></a><a.href="#uint32_t"
241e0	3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72 61 77	><small>uint32_t</small></a>.raw
24200	57 61 76 65 47 65 74 4f 4f 4c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	WaveGetOOL<small>(<a.href="#int"
24220	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 6f 73 22 3e 70 6f 73 3c 2f 61 3e 29	>int</a>.<a.href="#pos">pos</a>)
24240	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 73 20 74 68 65 20 4f 4f 4c 20 70 61 72 61 6d	</small></h3>.Gets.the.OOL.param
24260	65 74 65 72 20 73 74 6f 72 65 64 20 61 74 20 70 6f 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	eter.stored.at.pos..<br><br><cod
24280	65 3e 70 6f 73 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 6f 73 69 74 69 6f 6e 26 6e 62	e>pos:&nbsp;the&nbsp;position&nb
242a0	73 70 3b 6f 66 26 6e 62 73 70 3b 69 6e 74 65 72 65 73 74 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	sp;of&nbsp;interest.<br></code><
242c0	62 72 3e 3c 62 72 3e 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20	br><br>Not.intended.for.general.
242e0	75 73 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76 65 53 65 74 4f 4f 4c 22	use..<h3><a.name="rawWaveSetOOL"
24300	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64	></a><a.href="#void"><small>void
24320	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72 61 77 57 61 76 65 53 65 74 4f 4f 4c 3c 73 6d 61 6c 6c	</small></a>.rawWaveSetOOL<small
24340	3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66	>(<a.href="#int">int</a>.<a.href
24360	3d 22 23 70 6f 73 22 3e 70 6f 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33	="#pos">pos</a>,.<a.href="#uint3
24380	32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6c 56 61 6c	2_t">uint32_t</a>.<a.href="#lVal
243a0	22 3e 6c 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 74 68	">lVal</a>)</small></h3>.Sets.th
243c0	65 20 4f 4f 4c 20 70 61 72 61 6d 65 74 65 72 20 73 74 6f 72 65 64 20 61 74 20 70 6f 73 20 74 6f	e.OOL.parameter.stored.at.pos.to
243e0	20 76 61 6c 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 70 6f 73 3a	.value..<br><br><code>&nbsp;pos:
24400	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 6f 73 69 74 69 6f 6e 26 6e 62 73 70 3b 6f 66 26	&nbsp;the&nbsp;position&nbsp;of&
24420	6e 62 73 70 3b 69 6e 74 65 72 65 73 74 3c 62 72 3e 6c 56 61 6c 3a 26 6e 62 73 70 3b 74 68 65 26	nbsp;interest<br>lVal:&nbsp;the&
24440	6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72	nbsp;value&nbsp;to&nbsp;write<br
24460	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72	></code><br><br>Not.intended.for
24480	20 67 65 6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61	.general.use..<h3><a.name="rawWa
244a0	76 65 47 65 74 4f 75 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74	veGetOut"></a><a.href="#uint32_t
244c0	22 3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72 61	"><small>uint32_t</small></a>.ra
244e0	77 57 61 76 65 47 65 74 4f 75 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	wWaveGetOut<small>(<a.href="#int
24500	22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 6f 73 22 3e 70 6f 73 3c 2f 61 3e	">int</a>.<a.href="#pos">pos</a>
24520	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 73 20 74 68 65 20 77 61 76 65 20 6f 75 74	)</small></h3>.Gets.the.wave.out
24540	70 75 74 20 70 61 72 61 6d 65 74 65 72 20 73 74 6f 72 65 64 20 61 74 20 70 6f 73 2e 0a 3c 62 72	put.parameter.stored.at.pos..<br
24560	3e 3c 62 72 3e 44 45 50 52 45 43 41 54 45 44 3a 20 75 73 65 20 72 61 77 57 61 76 65 47 65 74 4f	><br>DEPRECATED:.use.rawWaveGetO
24580	4f 4c 20 69 6e 73 74 65 61 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 6f 73 3a 26 6e	OL.instead..<br><br><code>pos:&n
245a0	62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 6f 73 69 74 69 6f 6e 26 6e 62 73 70 3b 6f 66 26 6e 62	bsp;the&nbsp;position&nbsp;of&nb
245c0	73 70 3b 69 6e 74 65 72 65 73 74 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e	sp;interest.<br></code><br><br>N
245e0	6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 33	ot.intended.for.general.use..<h3
24600	3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76 65 53 65 74 4f 75 74 22 3e 3c 2f 61 3e 3c 61 20	><a.name="rawWaveSetOut"></a><a.
24620	68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e	href="#void"><small>void</small>
24640	3c 2f 61 3e 20 72 61 77 57 61 76 65 53 65 74 4f 75 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	</a>.rawWaveSetOut<small>(<a.hre
24660	66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 6f 73 22 3e	f="#int">int</a>.<a.href="#pos">
24680	70 6f 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e	pos</a>,.<a.href="#uint32_t">uin
246a0	74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6c 56 61 6c 22 3e 6c 56 61 6c 3c 2f	t32_t</a>.<a.href="#lVal">lVal</
246c0	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 74 68 65 20 77 61 76 65 20 6f	a>)</small></h3>.Sets.the.wave.o
246e0	75 74 70 75 74 20 70 61 72 61 6d 65 74 65 72 20 73 74 6f 72 65 64 20 61 74 20 70 6f 73 20 74 6f	utput.parameter.stored.at.pos.to
24700	20 76 61 6c 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e 44 45 50 52 45 43 41 54 45 44 3a 20 75 73 65 20	.value..<br><br>DEPRECATED:.use.
24720	72 61 77 57 61 76 65 53 65 74 4f 4f 4c 20 69 6e 73 74 65 61 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	rawWaveSetOOL.instead..<br><br><
24740	63 6f 64 65 3e 26 6e 62 73 70 3b 70 6f 73 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 6f	code>&nbsp;pos:&nbsp;the&nbsp;po
24760	73 69 74 69 6f 6e 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 69 6e 74 65 72 65 73 74 3c 62 72 3e	sition&nbsp;of&nbsp;interest<br>
24780	6c 56 61 6c 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 74	lVal:&nbsp;the&nbsp;value&nbsp;t
247a0	6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e	o&nbsp;write<br></code><br><br>N
247c0	6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 33	ot.intended.for.general.use..<h3
247e0	3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76 65 47 65 74 49 6e 22 3e 3c 2f 61 3e 3c 61 20 68	><a.name="rawWaveGetIn"></a><a.h
24800	72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c	ref="#uint32_t"><small>uint32_t<
24820	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72 61 77 57 61 76 65 47 65 74 49 6e 3c 73 6d 61 6c 6c 3e 28	/small></a>.rawWaveGetIn<small>(
24840	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	<a.href="#int">int</a>.<a.href="
24860	23 70 6f 73 22 3e 70 6f 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 73	#pos">pos</a>)</small></h3>.Gets
24880	20 74 68 65 20 77 61 76 65 20 69 6e 70 75 74 20 76 61 6c 75 65 20 70 61 72 61 6d 65 74 65 72 20	.the.wave.input.value.parameter.
248a0	73 74 6f 72 65 64 20 61 74 20 70 6f 73 2e 0a 3c 62 72 3e 3c 62 72 3e 44 45 50 52 45 43 41 54 45	stored.at.pos..<br><br>DEPRECATE
248c0	44 3a 20 75 73 65 20 72 61 77 57 61 76 65 47 65 74 4f 4f 4c 20 69 6e 73 74 65 61 64 2e 0a 3c 62	D:.use.rawWaveGetOOL.instead..<b
248e0	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 6f 73 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70	r><br><code>pos:&nbsp;the&nbsp;p
24900	6f 73 69 74 69 6f 6e 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 69 6e 74 65 72 65 73 74 3c 62 72	osition&nbsp;of&nbsp;interest<br
24920	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72	></code><br><br>Not.intended.for
24940	20 67 65 6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61	.general.use..<h3><a.name="rawWa
24960	76 65 53 65 74 49 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d	veSetIn"></a><a.href="#void"><sm
24980	61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72 61 77 57 61 76 65 53 65 74 49	all>void</small></a>.rawWaveSetI
249a0	6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20	n<small>(<a.href="#int">int</a>.
249c0	3c 61 20 68 72 65 66 3d 22 23 70 6f 73 22 3e 70 6f 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	<a.href="#pos">pos</a>,.<a.href=
249e0	22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#uint32_t">uint32_t</a>.<a.href
24a00	3d 22 23 6c 56 61 6c 22 3e 6c 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	="#lVal">lVal</a>)</small></h3>.
24a20	53 65 74 73 20 74 68 65 20 77 61 76 65 20 69 6e 70 75 74 20 76 61 6c 75 65 20 73 74 6f 72 65 64	Sets.the.wave.input.value.stored
24a40	20 61 74 20 70 6f 73 20 74 6f 20 76 61 6c 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e 44 45 50 52 45 43	.at.pos.to.value..<br><br>DEPREC
24a60	41 54 45 44 3a 20 75 73 65 20 72 61 77 57 61 76 65 53 65 74 4f 4f 4c 20 69 6e 73 74 65 61 64 2e	ATED:.use.rawWaveSetOOL.instead.
24a80	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 70 6f 73 3a 26 6e 62 73 70 3b 74	.<br><br><code>&nbsp;pos:&nbsp;t
24aa0	68 65 26 6e 62 73 70 3b 70 6f 73 69 74 69 6f 6e 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 69 6e	he&nbsp;position&nbsp;of&nbsp;in
24ac0	74 65 72 65 73 74 3c 62 72 3e 6c 56 61 6c 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61	terest<br>lVal:&nbsp;the&nbsp;va
24ae0	6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65	lue&nbsp;to&nbsp;write<br></code
24b00	3e 3c 62 72 3e 3c 62 72 3e 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61	><br><br>Not.intended.for.genera
24b20	6c 20 75 73 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76 65 49 6e 66 6f 22	l.use..<h3><a.name="rawWaveInfo"
24b40	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 72 61 77 57 61 76 65 49 6e 66 6f 5f 74 22 3e 3c 73	></a><a.href="#rawWaveInfo_t"><s
24b60	6d 61 6c 6c 3e 72 61 77 57 61 76 65 49 6e 66 6f 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72	mall>rawWaveInfo_t</small></a>.r
24b80	61 77 57 61 76 65 49 6e 66 6f 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	awWaveInfo<small>(<a.href="#int"
24ba0	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65	>int</a>.<a.href="#wave_id">wave
24bc0	5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 73 20 64 65 74 61 69	_id</a>)</small></h3>.Gets.detai
24be0	6c 73 20 61 62 6f 75 74 20 74 68 65 20 77 61 76 65 20 77 69 74 68 20 69 64 20 77 61 76 65 5f 69	ls.about.the.wave.with.id.wave_i
24c00	64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 77 61 76 65 5f 69 64 3a 26 6e 62 73 70 3b 74	d..<br><br><code>wave_id:&nbsp;t
24c20	68 65 26 6e 62 73 70 3b 77 61 76 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 69 6e 74 65 72 65	he&nbsp;wave&nbsp;of&nbsp;intere
24c40	73 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 74 20 69 6e 74 65 6e 64 65	st<br></code><br><br>Not.intende
24c60	64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	d.for.general.use..<h3><a.name="
24c80	67 65 74 42 69 74 49 6e 42 79 74 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	getBitInBytes"></a><a.href="#int
24ca0	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 42 69 74 49	"><small>int</small></a>.getBitI
24cc0	6e 42 79 74 65 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74	nBytes<small>(<a.href="#int">int
24ce0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 50 6f 73 22 3e 62 69 74 50 6f 73 3c 2f 61	</a>.<a.href="#bitPos">bitPos</a
24d00	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68	>,.<a.href="#char">char</a>.<a.h
24d20	72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	ref="#*buf">*buf</a>,.<a.href="#
24d40	69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 42 69 74 73 22 3e	int">int</a>.<a.href="#numBits">
24d60	6e 75 6d 42 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e	numBits</a>)</small></h3>.Return
24d80	73 20 74 68 65 20 76 61 6c 75 65 20 6f 66 20 74 68 65 20 62 69 74 20 62 69 74 50 6f 73 20 62 69	s.the.value.of.the.bit.bitPos.bi
24da0	74 73 20 66 72 6f 6d 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 62 75 66 2e 20 20 52 65 74 75 72	ts.from.the.start.of.buf...Retur
24dc0	6e 73 0a 30 20 69 66 20 62 69 74 50 6f 73 20 69 73 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f	ns.0.if.bitPos.is.greater.than.o
24de0	72 20 65 71 75 61 6c 20 74 6f 20 6e 75 6d 42 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	r.equal.to.numBits..<br><br><cod
24e00	65 3e 26 6e 62 73 70 3b 62 69 74 50 6f 73 3a 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 69 6e	e>&nbsp;bitPos:&nbsp;bit&nbsp;in
24e20	64 65 78 26 6e 62 73 70 3b 66 72 6f 6d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 74 61 72	dex&nbsp;from&nbsp;the&nbsp;star
24e40	74 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 75 66 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	t&nbsp;of&nbsp;buf<br>&nbsp;&nbs
24e60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62	p;&nbsp;&nbsp;buf:&nbsp;array&nb
24e80	73 70 3b 6f 66 26 6e 62 73 70 3b 62 69 74 73 3c 62 72 3e 6e 75 6d 42 69 74 73 3a 26 6e 62 73 70	sp;of&nbsp;bits<br>numBits:&nbsp
24ea0	3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 76 61 6c 69 64 26 6e 62 73 70 3b	;number&nbsp;of&nbsp;valid&nbsp;
24ec0	62 69 74 73 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 62 75 66 3c 62 72 3e 3c 2f 63 6f 64 65 3e	bits&nbsp;in&nbsp;buf<br></code>
24ee0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75 74 42 69 74 49 6e 42 79 74 65 73 22 3e 3c 2f 61 3e	<h3><a.name="putBitInBytes"></a>
24f00	3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61	<a.href="#void"><small>void</sma
24f20	6c 6c 3e 3c 2f 61 3e 20 70 75 74 42 69 74 49 6e 42 79 74 65 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20	ll></a>.putBitInBytes<small>(<a.
24f40	68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69	href="#int">int</a>.<a.href="#bi
24f60	74 50 6f 73 22 3e 62 69 74 50 6f 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72	tPos">bitPos</a>,.<a.href="#char
24f80	22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c	">char</a>.<a.href="#*buf">*buf<
24fa0	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68	/a>,.<a.href="#int">int</a>.<a.h
24fc0	72 65 66 3d 22 23 62 69 74 22 3e 62 69 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	ref="#bit">bit</a>)</small></h3>
24fe0	0a 53 65 74 73 20 74 68 65 20 62 69 74 20 62 69 74 50 6f 73 20 62 69 74 73 20 66 72 6f 6d 20 74	.Sets.the.bit.bitPos.bits.from.t
25000	00 00 00 25 65 29 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62 72 3e 61 72 67 63 3a 26 6e	...%e)&nbsp;arguments<br>argc:&n
25020	62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 65 78 74 72 61 26 6e 62	bsp;number&nbsp;of&nbsp;extra&nb
25040	73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52	sp;arguments<br></code><br><br>R
25060	65 74 75 72 6e 73 20 26 67 74 3b 3d 20 30 20 69 66 20 4f 4b 2c 20 6c 65 73 73 20 74 68 61 6e 20	eturns.&gt;=.0.if.OK,.less.than.
25080	30 20 69 6e 64 69 63 61 74 65 73 20 61 20 75 73 65 72 20 64 65 66 69 6e 65 64 20 65 72 72 6f 72	0.indicates.a.user.defined.error
250a0	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 75 73 74 6f 6d 32 22 3e 3c 2f 61 3e	..<h3><a.name="gpioCustom2"></a>
250c0	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
250e0	3e 3c 2f 61 3e 20 67 70 69 6f 43 75 73 74 6f 6d 32 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	></a>.gpioCustom2<small>(<a.href
25100	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
25120	66 3d 22 23 61 72 67 31 22 3e 61 72 67 31 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68	f="#arg1">arg1</a>,.<a.href="#ch
25140	61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 61 72 67 78 22 3e 2a 61	ar">char</a>.<a.href="#*argx">*a
25160	72 67 78 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	rgx</a>,.<a.href="#unsigned">uns
25180	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 63 22 3e 61 72 67 63 3c 2f	igned</a>.<a.href="#argc">argc</
251a0	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20	a>,.<a.href="#char">char</a>.<a.
251c0	68 72 65 66 3d 22 23 2a 72 65 74 42 75 66 22 3e 2a 72 65 74 42 75 66 3c 2f 61 3e 2c 20 3c 61 20	href="#*retBuf">*retBuf</a>,.<a.
251e0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
25200	20 68 72 65 66 3d 22 23 72 65 74 4d 61 78 22 3e 72 65 74 4d 61 78 3c 2f 61 3e 29 3c 2f 73 6d 61	.href="#retMax">retMax</a>)</sma
25220	6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 61 76 61 69 6c 61	ll></h3>.This.function.is.availa
25240	62 6c 65 20 66 6f 72 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 61 74 69 6f 6e 2e 0a 3c 62 72 3e	ble.for.user.customisation..<br>
25260	3c 62 72 3e 49 74 20 64 69 66 66 65 72 73 20 66 72 6f 6d 20 67 70 69 6f 43 75 73 74 6f 6d 31 20	<br>It.differs.from.gpioCustom1.
25280	69 6e 20 74 68 61 74 20 69 74 20 72 65 74 75 72 6e 73 20 61 6e 20 61 72 72 61 79 20 6f 66 20 62	in.that.it.returns.an.array.of.b
252a0	79 74 65 73 0a 72 61 74 68 65 72 20 74 68 61 6e 20 6a 75 73 74 20 61 6e 20 69 6e 74 65 67 65 72	ytes.rather.than.just.an.integer
252c0	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20	..<br><br>The.returned.value.is.
252e0	61 6e 20 69 6e 74 65 67 65 72 20 69 6e 64 69 63 61 74 69 6e 67 20 74 68 65 20 6e 75 6d 62 65 72	an.integer.indicating.the.number
25300	20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 2e 0a 3c 63 6f 64 65 3e 26 6e 62 73 70 3b	.of.returned.bytes..<code>&nbsp;
25320	26 6e 62 73 70 3b 61 72 67 31 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 26 6e 62 73 70	&nbsp;arg1:&nbsp;&gt;=0<br>&nbsp
25340	3b 26 6e 62 73 70 3b 61 72 67 78 3a 26 6e 62 73 70 3b 65 78 74 72 61 26 6e 62 73 70 3b 28 62 79	;&nbsp;argx:&nbsp;extra&nbsp;(by
25360	74 65 29 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	te)&nbsp;arguments<br>&nbsp;&nbs
25380	70 3b 61 72 67 63 3a 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70	p;argc:&nbsp;number&nbsp;of&nbsp
253a0	3b 65 78 74 72 61 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62 72 3e 72 65 74 42 75 66 3a	;extra&nbsp;arguments<br>retBuf:
253c0	26 6e 62 73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 72 65 74 75 72	&nbsp;buffer&nbsp;for&nbsp;retur
253e0	6e 65 64 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 72 65 74 4d 61 78 3a 26 6e 62 73 70 3b 6d	ned&nbsp;bytes<br>retMax:&nbsp;m
25400	61 78 69 6d 75 6d 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b	aximum&nbsp;number&nbsp;of&nbsp;
25420	62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 74 75 72 6e 3c 62 72 3e 3c 2f 63	bytes&nbsp;to&nbsp;return<br></c
25440	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74 3b 3d 20 30 20 69 66 20 4f	ode><br><br>Returns.&gt;=.0.if.O
25460	4b 2c 20 6c 65 73 73 20 74 68 61 6e 20 30 20 69 6e 64 69 63 61 74 65 73 20 61 20 75 73 65 72 20	K,.less.than.0.indicates.a.user.
25480	64 65 66 69 6e 65 64 20 65 72 72 6f 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 75 6d 62 65	defined.error..<br><br>The.numbe
254a0	72 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 20 6d 75 73 74 20 62 65 20 72 65 74 4d	r.of.returned.bytes.must.be.retM
254c0	61 78 20 6f 72 20 6c 65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76 65	ax.or.less..<h3><a.name="rawWave
254e0	41 64 64 53 50 49 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c	AddSPI"></a><a.href="#int"><smal
25500	6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72 61 77 57 61 76 65 41 64 64 53 50 49 3c	l>int</small></a>.rawWaveAddSPI<
25520	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 72 61 77 53 50 49 5f 74 22 3e 72 61 77 53 50	small>(<a.href="#rawSPI_t">rawSP
25540	49 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 70 69 22 3e 2a 73 70 69 3c 2f 61 3e	I_t</a>.<a.href="#*spi">*spi</a>
25560	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
25580	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6f 66 66 73 65 74 22 3e 6f 66 66 73 65 74 3c 2f 61 3e 2c	a>.<a.href="#offset">offset</a>,
255a0	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
255c0	3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 53 53 22 3e 73 70 69 53 53 3c 2f 61 3e 2c 20 3c 61	>.<a.href="#spiSS">spiSS</a>,.<a
255e0	20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	.href="#char">char</a>.<a.href="
25600	23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	#*buf">*buf</a>,.<a.href="#unsig
25620	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 54	ned">unsigned</a>.<a.href="#spiT
25640	78 42 69 74 73 22 3e 73 70 69 54 78 42 69 74 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	xBits">spiTxBits</a>,.<a.href="#
25660	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
25680	23 73 70 69 42 69 74 46 69 72 73 74 22 3e 73 70 69 42 69 74 46 69 72 73 74 3c 2f 61 3e 2c 20 3c	#spiBitFirst">spiBitFirst</a>,.<
256a0	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
256c0	3c 61 20 68 72 65 66 3d 22 23 73 70 69 42 69 74 4c 61 73 74 22 3e 73 70 69 42 69 74 4c 61 73 74	<a.href="#spiBitLast">spiBitLast
256e0	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
25700	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 42 69 74 73 22 3e 73 70 69 42 69 74	ed</a>.<a.href="#spiBits">spiBit
25720	73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f	s</a>)</small></h3>.This.functio
25740	6e 20 61 64 64 73 20 61 20 77 61 76 65 66 6f 72 6d 20 72 65 70 72 65 73 65 6e 74 69 6e 67 20 53	n.adds.a.waveform.representing.S
25760	50 49 20 64 61 74 61 20 74 6f 20 74 68 65 0a 65 78 69 73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d	PI.data.to.the.existing.waveform
25780	20 28 69 66 20 61 6e 79 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26	.(if.any)..<br><br><code>&nbsp;&
257a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
257c0	73 70 3b 26 6e 62 73 70 3b 73 70 69 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 6f 69 6e 74 65	sp;&nbsp;spi:&nbsp;a&nbsp;pointe
257e0	72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 73 70 69 26 6e 62 73 70 3b 6f	r&nbsp;to&nbsp;a&nbsp;spi&nbsp;o
25800	62 6a 65 63 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	bject<br>&nbsp;&nbsp;&nbsp;&nbsp
25820	3b 26 6e 62 73 70 3b 6f 66 66 73 65 74 3a 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73	;&nbsp;offset:&nbsp;microseconds
25840	26 6e 62 73 70 3b 66 72 6f 6d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 74 61 72 74 26 6e	&nbsp;from&nbsp;the&nbsp;start&n
25860	62 73 70 3b 6f 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 3c 62 72	bsp;of&nbsp;the&nbsp;waveform<br
25880	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
258a0	6e 62 73 70 3b 73 70 69 53 53 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 6c 61 76 65 26	nbsp;spiSS:&nbsp;the&nbsp;slave&
258c0	6e 62 73 70 3b 73 65 6c 65 63 74 26 6e 62 73 70 3b 47 50 49 4f 3c 62 72 3e 26 6e 62 73 70 3b 26	nbsp;select&nbsp;GPIO<br>&nbsp;&
258e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
25900	73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 62 69 74 73	sp;&nbsp;buf:&nbsp;the&nbsp;bits
25920	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 2c 26 6e 62 73 70 3b 6d 6f 73	&nbsp;to&nbsp;transmit,&nbsp;mos
25940	74 26 6e 62 73 70 3b 73 69 67 6e 69 66 69 63 61 6e 74 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70	t&nbsp;significant&nbsp;bit&nbsp
25960	3b 66 69 72 73 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 70 69 54 78 42 69 74 73 3a	;first<br>&nbsp;&nbsp;spiTxBits:
25980	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62	&nbsp;the&nbsp;number&nbsp;of&nb
259a0	73 70 3b 62 69 74 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 73 70	sp;bits&nbsp;to&nbsp;write<br>sp
259c0	69 42 69 74 46 69 72 73 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 69 72 73 74 26 6e	iBitFirst:&nbsp;the&nbsp;first&n
259e0	62 73 70 3b 62 69 74 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 26 6e 62	bsp;bit&nbsp;to&nbsp;read<br>&nb
25a00	73 70 3b 73 70 69 42 69 74 4c 61 73 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6c 61 73	sp;spiBitLast:&nbsp;the&nbsp;las
25a20	74 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e	t&nbsp;bit&nbsp;to&nbsp;read<br>
25a40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 70 69 42 69 74 73 3a	&nbsp;&nbsp;&nbsp;&nbsp;spiBits:
25a60	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62	&nbsp;the&nbsp;number&nbsp;of&nb
25a80	73 70 3b 62 69 74 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 72 61 6e 73 66 65 72 3c 62 72	sp;bits&nbsp;to&nbsp;transfer<br
25aa0	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20	></code><br><br>Returns.the.new.
25ac0	74 6f 74 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 69 6e 20 74 68 65 20 63 75	total.number.of.pulses.in.the.cu
25ae0	72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20	rrent.waveform.if.OK,.otherwise.
25b00	50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 53 45 52 5f 4f 46 46	PI_BAD_USER_GPIO,.PI_BAD_SER_OFF
25b20	53 45 54 2c 20 6f 72 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 55 4c 53 45 53 2e 0a 3c 62 72 3e	SET,.or.PI_TOO_MANY_PULSES..<br>
25b40	3c 62 72 3e 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65	<br>Not.intended.for.general.use
25b60	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76 65 41 64 64 47 65 6e 65 72 69 63	..<h3><a.name="rawWaveAddGeneric
25b80	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
25ba0	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72 61 77 57 61 76 65 41 64 64 47 65 6e 65 72 69 63 3c 73 6d	/small></a>.rawWaveAddGeneric<sm
25bc0	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	all>(<a.href="#unsigned">unsigne
25be0	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 50 75 6c 73 65 73 22 3e 6e 75 6d 50 75	d</a>.<a.href="#numPulses">numPu
25c00	6c 73 65 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 72 61 77 57 61 76 65 5f 74 22 3e 72	lses</a>,.<a.href="#rawWave_t">r
25c20	61 77 57 61 76 65 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 75 6c 73 65 73 22 3e	awWave_t</a>.<a.href="#*pulses">
25c40	2a 70 75 6c 73 65 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66	*pulses</a>)</small></h3>.This.f
25c60	75 6e 63 74 69 6f 6e 20 61 64 64 73 20 61 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20	unction.adds.a.number.of.pulses.
25c80	74 6f 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72	to.the.current.waveform..<br><br
25ca0	3e 3c 63 6f 64 65 3e 6e 75 6d 50 75 6c 73 65 73 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	><code>numPulses:&nbsp;the&nbsp;
25cc0	6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 75 6c 73 65 73 3c 62 72 3e 26 6e	number&nbsp;of&nbsp;pulses<br>&n
25ce0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 75 6c 73 65 73 3a 26 6e 62 73 70 3b 74 68 65	bsp;&nbsp;&nbsp;pulses:&nbsp;the
25d00	26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70	&nbsp;array&nbsp;containing&nbsp
25d20	3b 74 68 65 26 6e 62 73 70 3b 70 75 6c 73 65 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	;the&nbsp;pulses<br></code><br><
25d40	62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 74 6f 74 61 6c 20 6e 75 6d 62 65 72 20	br>Returns.the.new.total.number.
25d60	6f 66 20 70 75 6c 73 65 73 20 69 6e 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72	of.pulses.in.the.current.wavefor
25d80	6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50	m.if.OK,.otherwise.PI_TOO_MANY_P
25da0	55 4c 53 45 53 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 76 61 6e 74 61 67 65 20 6f 66 20	ULSES..<br><br>The.advantage.of.
25dc0	74 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 6f 76 65 72 20 67 70 69 6f 57 61 76 65 41 64 64 47 65	this.function.over.gpioWaveAddGe
25de0	6e 65 72 69 63 20 69 73 20 74 68 61 74 20 69 74 0a 61 6c 6c 6f 77 73 20 74 68 65 20 73 65 74 74	neric.is.that.it.allows.the.sett
25e00	69 6e 67 20 6f 66 20 74 68 65 20 66 6c 61 67 73 20 66 69 65 6c 64 2e 0a 3c 62 72 3e 3c 62 72 3e	ing.of.the.flags.field..<br><br>
25e20	54 68 65 20 70 75 6c 73 65 73 20 61 72 65 20 69 6e 74 65 72 6c 65 61 76 65 64 20 69 6e 20 74 69	The.pulses.are.interleaved.in.ti
25e40	6d 65 20 6f 72 64 65 72 20 77 69 74 68 69 6e 20 74 68 65 20 65 78 69 73 74 69 6e 67 20 77 61 76	me.order.within.the.existing.wav
25e60	65 66 6f 72 6d 0a 28 69 66 20 61 6e 79 29 2e 0a 3c 62 72 3e 3c 62 72 3e 4d 65 72 67 69 6e 67 20	eform.(if.any)..<br><br>Merging.
25e80	61 6c 6c 6f 77 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 62 65 20 62 75 69 6c 74 20	allows.the.waveform.to.be.built.
25ea0	69 6e 20 70 61 72 74 73 2c 20 74 68 61 74 20 69 73 20 74 68 65 20 73 65 74 74 69 6e 67 73 0a 66	in.parts,.that.is.the.settings.f
25ec0	6f 72 20 47 50 49 4f 23 31 20 63 61 6e 20 62 65 20 61 64 64 65 64 2c 20 61 6e 64 20 74 68 65 6e	or.GPIO#1.can.be.added,.and.then
25ee0	20 47 50 49 4f 23 32 20 65 74 63 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 20 61 64 64 65	.GPIO#2.etc..<br><br>If.the.adde
25f00	64 20 77 61 76 65 66 6f 72 6d 20 69 73 20 69 6e 74 65 6e 64 65 64 20 74 6f 20 73 74 61 72 74 20	d.waveform.is.intended.to.start.
25f20	61 66 74 65 72 20 6f 72 20 77 69 74 68 69 6e 20 74 68 65 20 65 78 69 73 74 69 6e 67 0a 77 61 76	after.or.within.the.existing.wav
25f40	65 66 6f 72 6d 20 74 68 65 6e 20 74 68 65 20 66 69 72 73 74 20 70 75 6c 73 65 20 73 68 6f 75 6c	eform.then.the.first.pulse.shoul
25f60	64 20 63 6f 6e 73 69 73 74 20 6f 66 20 61 20 64 65 6c 61 79 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f	d.consist.of.a.delay..<br><br>No
25f80	74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 2e 0a 3c 68 33 3e	t.intended.for.general.use..<h3>
25fa0	3c 61 20 6e 61 6d 65 3d 22 72 61 77 57 61 76 65 43 42 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	<a.name="rawWaveCB"></a><a.href=
25fc0	22 23 75 6e 73 69 67 6e 65 64 22 3e 3c 73 6d 61 6c 6c 3e 75 6e 73 69 67 6e 65 64 3c 2f 73 6d 61	"#unsigned"><small>unsigned</sma
25fe0	6c 6c 3e 3c 2f 61 3e 20 72 61 77 57 61 76 65 43 42 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f	ll></a>.rawWaveCB<small>(void)</
26000	00 00 00 26 65 20 50 69 20 6d 6f 64 65 6c 2e 20 54 68 65 20 75 73 65 72 20 47 50 49 4f 20 61 72	...&e.Pi.model..The.user.GPIO.ar
26020	65 0a 61 64 64 65 64 20 74 6f 20 74 68 65 20 6d 61 73 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20	e.added.to.the.mask..<br><br>If.
26040	74 68 65 20 62 6f 61 72 64 20 72 65 76 69 73 69 6f 6e 20 69 73 20 6e 6f 74 20 72 65 63 6f 67 6e	the.board.revision.is.not.recogn
26060	69 73 65 64 20 74 68 65 6e 20 47 50 49 4f 20 32 2d 32 37 20 61 72 65 20 61 6c 6c 6f 77 65 64 2e	ised.then.GPIO.2-27.are.allowed.
26080	0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70	.<br><br><table.border="1".cellp
260a0	61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64	adding="2".cellspacing="2"><tbod
260c0	79 3e 3c 74 72 3e 3c 74 64 3e 55 6e 6b 6e 6f 77 6e 20 62 6f 61 72 64 3c 2f 74 64 3e 3c 74 64 3e	y><tr><td>Unknown.board</td><td>
260e0	50 49 5f 44 45 46 41 55 4c 54 5f 55 50 44 41 54 45 5f 4d 41 53 4b 5f 55 4e 4b 4e 4f 57 4e 3c 2f	PI_DEFAULT_UPDATE_MASK_UNKNOWN</
26100	74 64 3e 3c 74 64 3e 30 78 30 46 46 46 46 46 46 43 3c 62 72 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	td><td>0x0FFFFFFC<br></td></tr><
26120	74 72 3e 3c 74 64 3e 54 79 70 65 20 31 20 62 6f 61 72 64 3c 2f 74 64 3e 3c 74 64 3e 50 49 5f 44	tr><td>Type.1.board</td><td>PI_D
26140	45 46 41 55 4c 54 5f 55 50 44 41 54 45 5f 4d 41 53 4b 5f 42 31 3c 2f 74 64 3e 3c 74 64 3e 30 78	EFAULT_UPDATE_MASK_B1</td><td>0x
26160	30 33 45 36 43 46 39 33 3c 62 72 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 79	03E6CF93<br></td></tr><tr><td>Ty
26180	70 65 20 32 20 62 6f 61 72 64 3c 2f 74 64 3e 3c 74 64 3e 50 49 5f 44 45 46 41 55 4c 54 5f 55 50	pe.2.board</td><td>PI_DEFAULT_UP
261a0	44 41 54 45 5f 4d 41 53 4b 5f 41 5f 42 32 3c 2f 74 64 3e 3c 74 64 3e 30 78 46 42 43 36 43 46 39	DATE_MASK_A_B2</td><td>0xFBC6CF9
261c0	43 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 79 70 65 20 33 20 62 6f 61 72 64 3c	C</td></tr><tr><td>Type.3.board<
261e0	2f 74 64 3e 3c 74 64 3e 50 49 5f 44 45 46 41 55 4c 54 5f 55 50 44 41 54 45 5f 4d 41 53 4b 5f 52	/td><td>PI_DEFAULT_UPDATE_MASK_R
26200	33 3c 2f 74 64 3e 3c 74 64 3e 30 78 30 46 46 46 46 46 46 43 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f	3</td><td>0x0FFFFFFC</td></tr></
26220	74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43	tbody></table><h3><a.name="gpioC
26240	66 67 53 6f 63 6b 65 74 50 6f 72 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	fgSocketPort"></a><a.href="#int"
26260	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 43 66 67 53	><small>int</small></a>.gpioCfgS
26280	6f 63 6b 65 74 50 6f 72 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	ocketPort<small>(<a.href="#unsig
262a0	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 6f 72 74	ned">unsigned</a>.<a.href="#port
262c0	22 3e 70 6f 72 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6f 6e 66 69 67 75	">port</a>)</small></h3>.Configu
262e0	72 65 73 20 70 69 67 70 69 6f 20 74 6f 20 75 73 65 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20	res.pigpio.to.use.the.specified.
26300	73 6f 63 6b 65 74 20 70 6f 72 74 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69	socket.port..<br><br>This.functi
26320	6f 6e 20 69 73 20 6f 6e 6c 79 20 65 66 66 65 63 74 69 76 65 20 69 66 20 63 61 6c 6c 65 64 20 62	on.is.only.effective.if.called.b
26340	65 66 6f 72 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22 3e	efore.<a.href="#gpioInitialise">
26360	67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	gpioInitialise</a>..<br><br><cod
26380	65 3e 70 6f 72 74 3a 26 6e 62 73 70 3b 31 30 32 34 2d 33 32 30 30 30 3c 62 72 3e 3c 2f 63 6f 64	e>port:&nbsp;1024-32000<br></cod
263a0	65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 64 65 66 61 75 6c 74 20 73 65 74 74 69 6e 67 20 69 73	e><br><br>The.default.setting.is
263c0	20 74 6f 20 75 73 65 20 70 6f 72 74 20 38 38 38 38 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	.to.use.port.8888..<h3><a.name="
263e0	67 70 69 6f 43 66 67 49 6e 74 65 72 66 61 63 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	gpioCfgInterfaces"></a><a.href="
26400	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69	#int"><small>int</small></a>.gpi
26420	6f 43 66 67 49 6e 74 65 72 66 61 63 65 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	oCfgInterfaces<small>(<a.href="#
26440	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
26460	23 69 66 46 6c 61 67 73 22 3e 69 66 46 6c 61 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	#ifFlags">ifFlags</a>)</small></
26480	68 33 3e 0a 43 6f 6e 66 69 67 75 72 65 73 20 70 69 67 70 69 6f 20 73 75 70 70 6f 72 74 20 6f 66	h3>.Configures.pigpio.support.of
264a0	20 74 68 65 20 66 69 66 6f 20 61 6e 64 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 73 2e	.the.fifo.and.socket.interfaces.
264c0	0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 6f 6e 6c 79 20 65	.<br><br>This.function.is.only.e
264e0	66 66 65 63 74 69 76 65 20 69 66 20 63 61 6c 6c 65 64 20 62 65 66 6f 72 65 20 3c 61 20 68 72 65	ffective.if.called.before.<a.hre
26500	66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22 3e 67 70 69 6f 49 6e 69 74 69 61 6c 69	f="#gpioInitialise">gpioInitiali
26520	73 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 69 66 46 6c 61 67 73 3a 26 6e	se</a>..<br><br><code>ifFlags:&n
26540	62 73 70 3b 30 2d 37 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 64 65	bsp;0-7<br></code><br><br>The.de
26560	66 61 75 6c 74 20 73 65 74 74 69 6e 67 20 28 30 29 20 69 73 20 74 68 61 74 20 62 6f 74 68 20 69	fault.setting.(0).is.that.both.i
26580	6e 74 65 72 66 61 63 65 73 20 61 72 65 20 65 6e 61 62 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4f	nterfaces.are.enabled..<br><br>O
265a0	72 20 69 6e 20 50 49 5f 44 49 53 41 42 4c 45 5f 46 49 46 4f 5f 49 46 20 74 6f 20 64 69 73 61 62	r.in.PI_DISABLE_FIFO_IF.to.disab
265c0	6c 65 20 74 68 65 20 70 69 70 65 20 69 6e 74 65 72 66 61 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 4f	le.the.pipe.interface..<br><br>O
265e0	72 20 69 6e 20 50 49 5f 44 49 53 41 42 4c 45 5f 53 4f 43 4b 5f 49 46 20 74 6f 20 64 69 73 61 62	r.in.PI_DISABLE_SOCK_IF.to.disab
26600	6c 65 20 74 68 65 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 2e 0a 3c 62 72 3e 3c 62 72	le.the.socket.interface..<br><br
26620	3e 4f 72 20 69 6e 20 50 49 5f 4c 4f 43 41 4c 48 4f 53 54 5f 53 4f 43 4b 5f 49 46 20 74 6f 20 64	>Or.in.PI_LOCALHOST_SOCK_IF.to.d
26640	69 73 61 62 6c 65 20 72 65 6d 6f 74 65 20 73 6f 63 6b 65 74 0a 61 63 63 65 73 73 20 28 74 68 69	isable.remote.socket.access.(thi
26660	73 20 6d 65 61 6e 73 20 74 68 61 74 20 74 68 65 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63	s.means.that.the.socket.interfac
26680	65 20 69 73 20 6f 6e 6c 79 0a 75 73 61 62 6c 65 20 66 72 6f 6d 20 74 68 65 20 6c 6f 63 61 6c 20	e.is.only.usable.from.the.local.
266a0	50 69 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 66 67 4d 65 6d 41 6c 6c 6f	Pi)..<h3><a.name="gpioCfgMemAllo
266c0	63 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	c"></a><a.href="#int"><small>int
266e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 43 66 67 4d 65 6d 41 6c 6c 6f 63 3c 73 6d 61	</small></a>.gpioCfgMemAlloc<sma
26700	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	ll>(<a.href="#unsigned">unsigned
26720	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 65 6d 41 6c 6c 6f 63 4d 6f 64 65 22 3e 6d 65 6d	</a>.<a.href="#memAllocMode">mem
26740	41 6c 6c 6f 63 4d 6f 64 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 6c 65	AllocMode</a>)</small></h3>.Sele
26760	63 74 73 20 74 68 65 20 6d 65 74 68 6f 64 20 6f 66 20 44 4d 41 20 6d 65 6d 6f 72 79 20 61 6c 6c	cts.the.method.of.DMA.memory.all
26780	6f 63 61 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69	ocation..<br><br>This.function.i
267a0	73 20 6f 6e 6c 79 20 65 66 66 65 63 74 69 76 65 20 69 66 20 63 61 6c 6c 65 64 20 62 65 66 6f 72	s.only.effective.if.called.befor
267c0	65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22 3e 67 70 69 6f	e.<a.href="#gpioInitialise">gpio
267e0	49 6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 6d 65	Initialise</a>..<br><br><code>me
26800	6d 41 6c 6c 6f 63 4d 6f 64 65 3a 26 6e 62 73 70 3b 30 2d 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	mAllocMode:&nbsp;0-2<br></code><
26820	62 72 3e 3c 62 72 3e 54 68 65 72 65 20 61 72 65 20 74 77 6f 20 6d 65 74 68 6f 64 73 20 6f 66 20	br><br>There.are.two.methods.of.
26840	44 4d 41 20 6d 65 6d 6f 72 79 20 61 6c 6c 6f 63 61 74 69 6f 6e 2e 20 20 54 68 65 20 6f 72 69 67	DMA.memory.allocation...The.orig
26860	69 6e 61 6c 20 6d 65 74 68 6f 64 0a 75 73 65 73 20 74 68 65 20 2f 70 72 6f 63 2f 73 65 6c 66 2f	inal.method.uses.the./proc/self/
26880	70 61 67 65 6d 61 70 20 66 69 6c 65 20 74 6f 20 61 6c 6c 6f 63 61 74 65 20 62 75 73 20 6d 65 6d	pagemap.file.to.allocate.bus.mem
268a0	6f 72 79 2e 20 20 54 68 65 20 6e 65 77 0a 6d 65 74 68 6f 64 20 75 73 65 73 20 74 68 65 20 6d 61	ory...The.new.method.uses.the.ma
268c0	69 6c 62 6f 78 20 70 72 6f 70 65 72 74 79 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 61 6c 6c 6f	ilbox.property.interface.to.allo
268e0	63 61 74 65 20 62 75 73 20 6d 65 6d 6f 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 41 75 74 6f 20 77 69	cate.bus.memory..<br><br>Auto.wi
26900	6c 6c 20 75 73 65 20 74 68 65 20 6d 61 69 6c 62 6f 78 20 6d 65 74 68 6f 64 20 75 6e 6c 65 73 73	ll.use.the.mailbox.method.unless
26920	20 61 20 6c 61 72 67 65 72 20 74 68 61 6e 20 64 65 66 61 75 6c 74 20 62 75 66 66 65 72 0a 73 69	.a.larger.than.default.buffer.si
26940	7a 65 20 69 73 20 72 65 71 75 65 73 74 65 64 20 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 67	ze.is.requested.with.<a.href="#g
26960	70 69 6f 43 66 67 42 75 66 66 65 72 53 69 7a 65 22 3e 67 70 69 6f 43 66 67 42 75 66 66 65 72 53	pioCfgBufferSize">gpioCfgBufferS
26980	69 7a 65 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 66 67 4e 65 74	ize</a>..<h3><a.name="gpioCfgNet
269a0	41 64 64 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	Addr"></a><a.href="#int"><small>
269c0	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 43 66 67 4e 65 74 41 64 64 72 3c 73	int</small></a>.gpioCfgNetAddr<s
269e0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20	mall>(<a.href="#int">int</a>.<a.
26a00	68 72 65 66 3d 22 23 6e 75 6d 53 6f 63 6b 41 64 64 72 22 3e 6e 75 6d 53 6f 63 6b 41 64 64 72 3c	href="#numSockAddr">numSockAddr<
26a20	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f	/a>,.<a.href="#uint32_t">uint32_
26a40	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 6f 63 6b 41 64 64 72 22 3e 2a 73 6f 63 6b	t</a>.<a.href="#*sockAddr">*sock
26a60	41 64 64 72 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 74 68 65 20	Addr</a>)</small></h3>.Sets.the.
26a80	6e 65 74 77 6f 72 6b 20 61 64 64 72 65 73 73 65 73 20 77 68 69 63 68 20 61 72 65 20 61 6c 6c 6f	network.addresses.which.are.allo
26aa0	77 65 64 20 74 6f 20 74 61 6c 6b 20 6f 76 65 72 20 74 68 65 0a 73 6f 63 6b 65 74 20 69 6e 74 65	wed.to.talk.over.the.socket.inte
26ac0	72 66 61 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20	rface..<br><br>This.function.is.
26ae0	6f 6e 6c 79 20 65 66 66 65 63 74 69 76 65 20 69 66 20 63 61 6c 6c 65 64 20 62 65 66 6f 72 65 20	only.effective.if.called.before.
26b00	3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22 3e 67 70 69 6f 49 6e	<a.href="#gpioInitialise">gpioIn
26b20	69 74 69 61 6c 69 73 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 6e 75 6d 53	itialise</a>..<br><br><code>numS
26b40	6f 63 6b 41 64 64 72 3a 26 6e 62 73 70 3b 30 2d 32 35 36 26 6e 62 73 70 3b 28 30 26 6e 62 73 70	ockAddr:&nbsp;0-256&nbsp;(0&nbsp
26b60	3b 6d 65 61 6e 73 26 6e 62 73 70 3b 61 6c 6c 26 6e 62 73 70 3b 61 64 64 72 65 73 73 65 73 26 6e	;means&nbsp;all&nbsp;addresses&n
26b80	62 73 70 3b 61 6c 6c 6f 77 65 64 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;allowed)<br>&nbsp;&nbsp;&nbs
26ba0	70 3b 73 6f 63 6b 41 64 64 72 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e	p;sockAddr:&nbsp;an&nbsp;array&n
26bc0	62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 65 72 6d 69 74 74 65 64 26 6e 62 73 70 3b 6e 65 74 77 6f	bsp;of&nbsp;permitted&nbsp;netwo
26be0	72 6b 26 6e 62 73 70 3b 61 64 64 72 65 73 73 65 73 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	rk&nbsp;addresses.<br></code><h3
26c00	3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 66 67 47 65 74 49 6e 74 65 72 6e 61 6c 73 22 3e 3c	><a.name="gpioCfgGetInternals"><
26c20	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75 69	/a><a.href="#uint32_t"><small>ui
26c40	6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 43 66 67 47 65 74 49 6e 74	nt32_t</small></a>.gpioCfgGetInt
26c60	65 72 6e 61 6c 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	ernals<small>(void)</small></h3>
26c80	0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 63 75 72 72 65	.This.function.returns.the.curre
26ca0	6e 74 20 6c 69 62 72 61 72 79 20 69 6e 74 65 72 6e 61 6c 20 63 6f 6e 66 69 67 75 72 61 74 69 6f	nt.library.internal.configuratio
26cc0	6e 0a 73 65 74 74 69 6e 67 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 66 67	n.settings..<h3><a.name="gpioCfg
26ce0	53 65 74 49 6e 74 65 72 6e 61 6c 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	SetInternals"></a><a.href="#int"
26d00	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 43 66 67 53	><small>int</small></a>.gpioCfgS
26d20	65 74 49 6e 74 65 72 6e 61 6c 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 69 6e	etInternals<small>(<a.href="#uin
26d40	74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 66	t32_t">uint32_t</a>.<a.href="#cf
26d60	67 56 61 6c 22 3e 63 66 67 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	gVal">cfgVal</a>)</small></h3>.T
26d80	68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 74 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 6c 69	his.function.sets.the.current.li
26da0	62 72 61 72 79 20 69 6e 74 65 72 6e 61 6c 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 0a 73 65 74	brary.internal.configuration.set
26dc0	74 69 6e 67 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 63 66 67 56 61 6c 3a 26 6e 62 73	tings..<br><br><code>cfgVal:&nbs
26de0	70 3b 73 65 65 26 6e 62 73 70 3b 73 6f 75 72 63 65 26 6e 62 73 70 3b 63 6f 64 65 3c 62 72 3e 3c	p;see&nbsp;source&nbsp;code<br><
26e00	2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 75 73 74 6f 6d 31 22 3e	/code><h3><a.name="gpioCustom1">
26e20	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
26e40	6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 43 75 73 74 6f 6d 31 3c 73 6d 61 6c 6c 3e 28 3c 61 20	mall></a>.gpioCustom1<small>(<a.
26e60	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
26e80	20 68 72 65 66 3d 22 23 61 72 67 31 22 3e 61 72 67 31 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	.href="#arg1">arg1</a>,.<a.href=
26ea0	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
26ec0	3d 22 23 61 72 67 32 22 3e 61 72 67 32 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61	="#arg2">arg2</a>,.<a.href="#cha
26ee0	72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 61 72 67 78 22 3e 2a 61 72	r">char</a>.<a.href="#*argx">*ar
26f00	67 78 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	gx</a>,.<a.href="#unsigned">unsi
26f20	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 63 22 3e 61 72 67 63 3c 2f 61	gned</a>.<a.href="#argc">argc</a
26f40	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73	>)</small></h3>.This.function.is
26f60	20 61 76 61 69 6c 61 62 6c 65 20 66 6f 72 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 61 74 69 6f	.available.for.user.customisatio
26f80	6e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 72 65 74 75 72 6e 73 20 61 20 73 69 6e 67 6c 65 20 69	n..<br><br>It.returns.a.single.i
26fa0	6e 74 65 67 65 72 20 76 61 6c 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 61 72 67 31	nteger.value..<br><br><code>arg1
26fc0	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 61 72 67 32 3a 26 6e 62 73 70 3b 26 67 74 3b	:&nbsp;&gt;=0<br>arg2:&nbsp;&gt;
26fe0	3d 30 3c 62 72 3e 61 72 67 78 3a 26 6e 62 73 70 3b 65 78 74 72 61 26 6e 62 73 70 3b 28 62 79 74	=0<br>argx:&nbsp;extra&nbsp;(byt
27000	00 00 00 27 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 35 26 6e 62 73 70 3b 26	...'4&nbsp;&nbsp;&nbsp;45&nbsp;&
27020	6e 62 73 70 3b 26 6e 62 73 70 3b 38 37 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	nbsp;&nbsp;87<br></code><h3><a.n
27040	61 6d 65 3d 22 67 70 69 6f 43 66 67 43 6c 6f 63 6b 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	ame="gpioCfgClock"></a><a.href="
27060	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69	#int"><small>int</small></a>.gpi
27080	6f 43 66 67 43 6c 6f 63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	oCfgClock<small>(<a.href="#unsig
270a0	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 66 67 4d	ned">unsigned</a>.<a.href="#cfgM
270c0	69 63 72 6f 73 22 3e 63 66 67 4d 69 63 72 6f 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	icros">cfgMicros</a>,.<a.href="#
270e0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
27100	23 63 66 67 50 65 72 69 70 68 65 72 61 6c 22 3e 63 66 67 50 65 72 69 70 68 65 72 61 6c 3c 2f 61	#cfgPeripheral">cfgPeripheral</a
27120	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
27140	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 66 67 53 6f 75 72 63 65 22 3e 63 66 67 53 6f 75 72	/a>.<a.href="#cfgSource">cfgSour
27160	63 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6f 6e 66 69 67 75 72 65 73 20	ce</a>)</small></h3>.Configures.
27180	70 69 67 70 69 6f 20 74 6f 20 75 73 65 20 61 20 70 61 72 74 69 63 75 6c 61 72 20 73 61 6d 70 6c	pigpio.to.use.a.particular.sampl
271a0	65 20 72 61 74 65 20 74 69 6d 65 64 20 62 79 20 61 20 73 70 65 63 69 66 69 65 64 0a 70 65 72 69	e.rate.timed.by.a.specified.peri
271c0	70 68 65 72 61 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73	pheral..<br><br>This.function.is
271e0	20 6f 6e 6c 79 20 65 66 66 65 63 74 69 76 65 20 69 66 20 63 61 6c 6c 65 64 20 62 65 66 6f 72 65	.only.effective.if.called.before
27200	20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22 3e 67 70 69 6f 49	.<a.href="#gpioInitialise">gpioI
27220	6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62	nitialise</a>..<br><br><code>&nb
27240	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 66 67 4d 69 63 72 6f 73 3a 26	sp;&nbsp;&nbsp;&nbsp;cfgMicros:&
27260	6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 34 2c 26 6e 62 73 70 3b 35 2c 26	nbsp;1,&nbsp;2,&nbsp;4,&nbsp;5,&
27280	6e 62 73 70 3b 38 2c 26 6e 62 73 70 3b 31 30 3c 62 72 3e 63 66 67 50 65 72 69 70 68 65 72 61 6c	nbsp;8,&nbsp;10<br>cfgPeripheral
272a0	3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 50 57 4d 29 2c 26 6e 62 73 70 3b 31 26 6e 62 73 70	:&nbsp;0&nbsp;(PWM),&nbsp;1&nbsp
272c0	3b 28 50 43 4d 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;(PCM)<br>&nbsp;&nbsp;&nbsp;&nbs
272e0	70 3b 63 66 67 53 6f 75 72 63 65 3a 26 6e 62 73 70 3b 64 65 70 72 65 63 61 74 65 64 2c 26 6e 62	p;cfgSource:&nbsp;deprecated,&nb
27300	73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 69 67 6e 6f 72 65 64 3c 62 72	sp;value&nbsp;is&nbsp;ignored<br
27320	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 74 69 6d 69 6e 67 73 20 61 72 65 20	></code><br><br>The.timings.are.
27340	70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 70 65 72 69 70 68	provided.by.the.specified.periph
27360	65 72 61 6c 20 28 50 57 4d 20 6f 72 20 50 43 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 64	eral.(PWM.or.PCM)..<br><br>The.d
27380	65 66 61 75 6c 74 20 73 65 74 74 69 6e 67 20 69 73 20 35 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73	efault.setting.is.5.microseconds
273a0	20 75 73 69 6e 67 20 74 68 65 20 50 43 4d 20 70 65 72 69 70 68 65 72 61 6c 2e 0a 3c 62 72 3e 3c	.using.the.PCM.peripheral..<br><
273c0	62 72 3e 54 68 65 20 61 70 70 72 6f 78 69 6d 61 74 65 20 43 50 55 20 70 65 72 63 65 6e 74 61 67	br>The.approximate.CPU.percentag
273e0	65 20 75 73 65 64 20 66 6f 72 20 65 61 63 68 20 73 61 6d 70 6c 65 20 72 61 74 65 20 69 73 3a 0a	e.used.for.each.sample.rate.is:.
27400	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 61 6d 70 6c 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br><br><code>sample&nbsp;&nbsp;
27420	63 70 75 3c 62 72 3e 26 6e 62 73 70 3b 72 61 74 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	cpu<br>&nbsp;rate&nbsp;&nbsp;&nb
27440	73 70 3b 26 6e 62 73 70 3b 25 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26	sp;&nbsp;%<br><br>&nbsp;&nbsp;1&
27460	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 3c	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;25<
27480	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	br>&nbsp;&nbsp;2&nbsp;&nbsp;&nbs
274a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;16<br>&nbsp;&nbsp;
274c0	34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31	4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1
274e0	31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	1<br>&nbsp;&nbsp;5&nbsp;&nbsp;&n
27500	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;10<br>&nbsp;&nbs
27520	70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;8&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
27540	3b 31 35 3c 62 72 3e 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;15<br>&nbsp;10&nbsp;&nbsp;&nbsp
27560	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 34 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	;&nbsp;&nbsp;14<br></code><br><b
27580	72 3e 41 20 73 61 6d 70 6c 65 20 72 61 74 65 20 6f 66 20 35 20 6d 69 63 72 6f 73 65 63 6f 6e 64	r>A.sample.rate.of.5.microsecond
275a0	73 20 73 65 65 65 6d 73 20 74 6f 20 62 65 20 74 68 65 20 73 77 65 65 74 20 73 70 6f 74 2e 0a 3c	s.seeems.to.be.the.sweet.spot..<
275c0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 66 67 44 4d 41 63 68 61 6e 6e 65 6c 22 3e 3c	h3><a.name="gpioCfgDMAchannel"><
275e0	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
27600	61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 43 66 67 44 4d 41 63 68 61 6e 6e 65 6c 3c 73 6d 61 6c 6c	all></a>.gpioCfgDMAchannel<small
27620	3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	>(<a.href="#unsigned">unsigned</
27640	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 44 4d 41 63 68 61 6e 6e 65 6c 22 3e 44 4d 41 63 68 61 6e	a>.<a.href="#DMAchannel">DMAchan
27660	6e 65 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6f 6e 66 69 67 75 72 65 73	nel</a>)</small></h3>.Configures
27680	20 70 69 67 70 69 6f 20 74 6f 20 75 73 65 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 44 4d 41	.pigpio.to.use.the.specified.DMA
276a0	20 63 68 61 6e 6e 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20	.channel..<br><br>This.function.
276c0	69 73 20 6f 6e 6c 79 20 65 66 66 65 63 74 69 76 65 20 69 66 20 63 61 6c 6c 65 64 20 62 65 66 6f	is.only.effective.if.called.befo
276e0	72 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22 3e 67 70 69	re.<a.href="#gpioInitialise">gpi
27700	6f 49 6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 44	oInitialise</a>..<br><br><code>D
27720	4d 41 63 68 61 6e 6e 65 6c 3a 26 6e 62 73 70 3b 30 2d 31 34 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	MAchannel:&nbsp;0-14<br></code><
27740	62 72 3e 3c 62 72 3e 54 68 65 20 64 65 66 61 75 6c 74 20 73 65 74 74 69 6e 67 20 69 73 20 74 6f	br><br>The.default.setting.is.to
27760	20 75 73 65 20 63 68 61 6e 6e 65 6c 20 31 34 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70	.use.channel.14..<h3><a.name="gp
27780	69 6f 43 66 67 44 4d 41 63 68 61 6e 6e 65 6c 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23	ioCfgDMAchannels"></a><a.href="#
277a0	69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f	int"><small>int</small></a>.gpio
277c0	43 66 67 44 4d 41 63 68 61 6e 6e 65 6c 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	CfgDMAchannels<small>(<a.href="#
277e0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
27800	23 70 72 69 6d 61 72 79 43 68 61 6e 6e 65 6c 22 3e 70 72 69 6d 61 72 79 43 68 61 6e 6e 65 6c 3c	#primaryChannel">primaryChannel<
27820	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	/a>,.<a.href="#unsigned">unsigne
27840	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 63 6f 6e 64 61 72 79 43 68 61 6e 6e 65 6c	d</a>.<a.href="#secondaryChannel
27860	22 3e 73 65 63 6f 6e 64 61 72 79 43 68 61 6e 6e 65 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c	">secondaryChannel</a>)</small><
27880	2f 68 33 3e 0a 43 6f 6e 66 69 67 75 72 65 73 20 70 69 67 70 69 6f 20 74 6f 20 75 73 65 20 74 68	/h3>.Configures.pigpio.to.use.th
278a0	65 20 73 70 65 63 69 66 69 65 64 20 44 4d 41 20 63 68 61 6e 6e 65 6c 73 2e 0a 3c 62 72 3e 3c 62	e.specified.DMA.channels..<br><b
278c0	72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 6f 6e 6c 79 20 65 66 66 65 63 74 69 76	r>This.function.is.only.effectiv
278e0	65 20 69 66 20 63 61 6c 6c 65 64 20 62 65 66 6f 72 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69	e.if.called.before.<a.href="#gpi
27900	6f 49 6e 69 74 69 61 6c 69 73 65 22 3e 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 2e	oInitialise">gpioInitialise</a>.
27920	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6d 61	.<br><br><code>&nbsp;&nbsp;prima
27940	72 79 43 68 61 6e 6e 65 6c 3a 26 6e 62 73 70 3b 30 2d 31 34 3c 62 72 3e 73 65 63 6f 6e 64 61 72	ryChannel:&nbsp;0-14<br>secondar
27960	79 43 68 61 6e 6e 65 6c 3a 26 6e 62 73 70 3b 30 2d 31 34 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	yChannel:&nbsp;0-14<br></code><b
27980	72 3e 3c 62 72 3e 54 68 65 20 64 65 66 61 75 6c 74 20 73 65 74 74 69 6e 67 20 64 65 70 65 6e 64	r><br>The.default.setting.depend
279a0	73 20 6f 6e 20 77 68 65 74 68 65 72 20 74 68 65 20 50 69 20 68 61 73 20 61 20 42 43 4d 32 37 31	s.on.whether.the.Pi.has.a.BCM271
279c0	31 20 63 68 69 70 20 6f 72 0a 6e 6f 74 20 28 63 75 72 72 65 6e 74 6c 79 20 6f 6e 6c 79 20 74 68	1.chip.or.not.(currently.only.th
279e0	65 20 50 69 34 42 20 68 61 73 20 61 20 42 43 4d 32 37 31 31 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54	e.Pi4B.has.a.BCM2711)..<br><br>T
27a00	68 65 20 64 65 66 61 75 6c 74 20 73 65 74 74 69 6e 67 20 66 6f 72 20 61 20 6e 6f 6e 2d 42 43 4d	he.default.setting.for.a.non-BCM
27a20	32 37 31 31 20 69 73 20 74 6f 20 75 73 65 20 63 68 61 6e 6e 65 6c 20 31 34 20 66 6f 72 20 74 68	2711.is.to.use.channel.14.for.th
27a40	65 0a 70 72 69 6d 61 72 79 20 63 68 61 6e 6e 65 6c 20 61 6e 64 20 63 68 61 6e 6e 65 6c 20 36 20	e.primary.channel.and.channel.6.
27a60	66 6f 72 20 74 68 65 20 73 65 63 6f 6e 64 61 72 79 20 63 68 61 6e 6e 65 6c 2e 0a 3c 62 72 3e 3c	for.the.secondary.channel..<br><
27a80	62 72 3e 54 68 65 20 64 65 66 61 75 6c 74 20 73 65 74 74 69 6e 67 20 66 6f 72 20 61 20 42 43 4d	br>The.default.setting.for.a.BCM
27aa0	32 37 31 31 20 69 73 20 74 6f 20 75 73 65 20 63 68 61 6e 6e 65 6c 20 37 20 66 6f 72 20 74 68 65	2711.is.to.use.channel.7.for.the
27ac0	0a 70 72 69 6d 61 72 79 20 63 68 61 6e 6e 65 6c 20 61 6e 64 20 63 68 61 6e 6e 65 6c 20 36 20 66	.primary.channel.and.channel.6.f
27ae0	6f 72 20 74 68 65 20 73 65 63 6f 6e 64 61 72 79 20 63 68 61 6e 6e 65 6c 2e 0a 3c 62 72 3e 3c 62	or.the.secondary.channel..<br><b
27b00	72 3e 54 68 65 20 73 65 63 6f 6e 64 61 72 79 20 63 68 61 6e 6e 65 6c 20 69 73 20 6f 6e 6c 79 20	r>The.secondary.channel.is.only.
27b20	75 73 65 64 20 66 6f 72 20 74 68 65 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 6f 66 20 77 61 76	used.for.the.transmission.of.wav
27b40	65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 70 6f 73 73 69 62 6c 65 20 75 73 65 20 6f 6e 65 20	es..<br><br>If.possible.use.one.
27b60	6f 66 20 63 68 61 6e 6e 65 6c 73 20 30 20 74 6f 20 36 20 66 6f 72 20 74 68 65 20 73 65 63 6f 6e	of.channels.0.to.6.for.the.secon
27b80	64 61 72 79 20 63 68 61 6e 6e 65 6c 0a 28 61 20 66 75 6c 6c 20 63 68 61 6e 6e 65 6c 29 2e 0a 3c	dary.channel.(a.full.channel)..<
27ba0	62 72 3e 3c 62 72 3e 41 20 66 75 6c 6c 20 63 68 61 6e 6e 65 6c 20 6f 6e 6c 79 20 72 65 71 75 69	br><br>A.full.channel.only.requi
27bc0	72 65 73 20 6f 6e 65 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 20 72 65 67 61 72 64	res.one.DMA.control.block.regard
27be0	6c 65 73 73 20 6f 66 20 74 68 65 0a 6c 65 6e 67 74 68 20 6f 66 20 61 20 70 75 6c 73 65 20 64 65	less.of.the.length.of.a.pulse.de
27c00	6c 61 79 2e 20 20 43 68 61 6e 6e 65 6c 73 20 37 20 74 6f 20 31 34 20 28 6c 69 74 65 20 63 68 61	lay...Channels.7.to.14.(lite.cha
27c20	6e 6e 65 6c 73 29 20 72 65 71 75 69 72 65 0a 6f 6e 65 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62	nnels).require.one.DMA.control.b
27c40	6c 6f 63 6b 20 66 6f 72 20 65 61 63 68 20 31 36 33 38 33 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73	lock.for.each.16383.microseconds
27c60	20 6f 66 20 64 65 6c 61 79 2e 20 20 49 2e 65 2e 0a 61 20 31 30 20 73 65 63 6f 6e 64 20 70 75 6c	.of.delay...I.e..a.10.second.pul
27c80	73 65 20 64 65 6c 61 79 20 72 65 71 75 69 72 65 73 20 6f 6e 65 20 63 6f 6e 74 72 6f 6c 20 62 6c	se.delay.requires.one.control.bl
27ca0	6f 63 6b 20 6f 6e 20 61 20 66 75 6c 6c 20 63 68 61 6e 6e 65 6c 0a 61 6e 64 20 36 31 31 20 63 6f	ock.on.a.full.channel.and.611.co
27cc0	6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20 6f 6e 20 61 20 6c 69 74 65 20 63 68 61 6e 6e 65 6c 2e 0a	ntrol.blocks.on.a.lite.channel..
27ce0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 66 67 50 65 72 6d 69 73 73 69 6f 6e 73 22	<h3><a.name="gpioCfgPermissions"
27d00	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
27d20	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 43 66 67 50 65 72 6d 69 73 73 69 6f 6e 73 3c 73 6d	small></a>.gpioCfgPermissions<sm
27d40	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 36 34 5f 74 22 3e 75 69 6e 74 36 34 5f	all>(<a.href="#uint64_t">uint64_
27d60	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 70 64 61 74 65 4d 61 73 6b 22 3e 75 70 64 61	t</a>.<a.href="#updateMask">upda
27d80	74 65 4d 61 73 6b 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6f 6e 66 69 67 75	teMask</a>)</small></h3>.Configu
27da0	72 65 73 20 70 69 67 70 69 6f 20 74 6f 20 72 65 73 74 72 69 63 74 20 47 50 49 4f 20 75 70 64 61	res.pigpio.to.restrict.GPIO.upda
27dc0	74 65 73 20 76 69 61 20 74 68 65 20 73 6f 63 6b 65 74 20 6f 72 20 70 69 70 65 0a 69 6e 74 65 72	tes.via.the.socket.or.pipe.inter
27de0	66 61 63 65 73 20 74 6f 20 74 68 65 20 47 50 49 4f 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74	faces.to.the.GPIO.specified.by.t
27e00	68 65 20 6d 61 73 6b 2e 20 20 50 72 6f 67 72 61 6d 73 20 64 69 72 65 63 74 6c 79 0a 63 61 6c 6c	he.mask...Programs.directly.call
27e20	69 6e 67 20 74 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 28 69 2e 65 2e 20 6c 69 6e	ing.the.pigpio.library.(i.e..lin
27e40	6b 65 64 20 77 69 74 68 20 2d 6c 70 69 67 70 69 6f 20 61 72 65 20 6e 6f 74 0a 61 66 66 65 63 74	ked.with.-lpigpio.are.not.affect
27e60	65 64 29 2e 20 20 41 20 47 50 49 4f 20 75 70 64 61 74 65 20 69 73 20 61 20 77 72 69 74 65 20 74	ed)...A.GPIO.update.is.a.write.t
27e80	6f 20 61 20 47 50 49 4f 20 6f 72 20 61 20 47 50 49 4f 20 6d 6f 64 65 0a 63 68 61 6e 67 65 20 6f	o.a.GPIO.or.a.GPIO.mode.change.o
27ea0	72 20 61 6e 79 20 66 75 6e 63 74 69 6f 6e 20 77 68 69 63 68 20 77 6f 75 6c 64 20 66 6f 72 63 65	r.any.function.which.would.force
27ec0	20 73 75 63 68 20 61 6e 20 61 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75	.such.an.action..<br><br>This.fu
27ee0	6e 63 74 69 6f 6e 20 69 73 20 6f 6e 6c 79 20 65 66 66 65 63 74 69 76 65 20 69 66 20 63 61 6c 6c	nction.is.only.effective.if.call
27f00	65 64 20 62 65 66 6f 72 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69	ed.before.<a.href="#gpioInitiali
27f20	73 65 22 3e 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e	se">gpioInitialise</a>..<br><br>
27f40	3c 63 6f 64 65 3e 75 70 64 61 74 65 4d 61 73 6b 3a 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b	<code>updateMask:&nbsp;bit&nbsp;
27f60	28 31 26 6c 74 3b 26 6c 74 3b 6e 29 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 73 65 74 26 6e 62	(1&lt;&lt;n)&nbsp;is&nbsp;set&nb
27f80	73 70 3b 66 6f 72 26 6e 62 73 70 3b 65 61 63 68 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b	sp;for&nbsp;each&nbsp;GPIO&nbsp;
27fa0	6e 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 6d 61 79 26 6e 62 73 70 3b 62 65 26 6e 62	n&nbsp;which&nbsp;may&nbsp;be&nb
27fc0	73 70 3b 75 70 64 61 74 65 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65	sp;updated<br></code><br><br>The
27fe0	20 64 65 66 61 75 6c 74 20 73 65 74 74 69 6e 67 20 64 65 70 65 6e 64 73 20 75 70 6f 6e 20 74 68	.default.setting.depends.upon.th
28000	00 00 00 28 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 66 69 6c 65 4c 69 73 74 3c 73 6d 61 6c 6c	...(t</small></a>.fileList<small
28020	3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72	>(<a.href="#char">char</a>.<a.hr
28040	65 66 3d 22 23 2a 66 70 61 74 22 3e 2a 66 70 61 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	ef="#*fpat">*fpat</a>,.<a.href="
28060	23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e	#char">char</a>.<a.href="#*buf">
28080	2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	*buf</a>,.<a.href="#unsigned">un
280a0	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e	signed</a>.<a.href="#count">coun
280c0	74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f	t</a>)</small></h3>.This.functio
280e0	6e 20 72 65 74 75 72 6e 73 20 61 20 6c 69 73 74 20 6f 66 20 66 69 6c 65 73 20 77 68 69 63 68 20	n.returns.a.list.of.files.which.
28100	6d 61 74 63 68 20 61 20 70 61 74 74 65 72 6e 2e 20 20 54 68 65 0a 70 61 74 74 65 72 6e 20 6d 61	match.a.pattern...The.pattern.ma
28120	79 20 63 6f 6e 74 61 69 6e 20 77 69 6c 64 63 61 72 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	y.contain.wildcards..<br><br><co
28140	64 65 3e 26 6e 62 73 70 3b 66 70 61 74 3a 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 70 61	de>&nbsp;fpat:&nbsp;file&nbsp;pa
28160	74 74 65 72 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6d 61 74 63 68 3c 62 72 3e 26 6e 62 73	ttern&nbsp;to&nbsp;match<br>&nbs
28180	70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26	p;&nbsp;buf:&nbsp;an&nbsp;array&
281a0	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62	nbsp;to&nbsp;receive&nbsp;the&nb
281c0	73 70 3b 6d 61 74 63 68 69 6e 67 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 6e 61 6d 65 73	sp;matching&nbsp;file&nbsp;names
281e0	3c 62 72 3e 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6d 61 78 69 6d 75 6d	<br>count:&nbsp;the&nbsp;maximum
28200	26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26	&nbsp;number&nbsp;of&nbsp;bytes&
28220	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	nbsp;to&nbsp;read<br></code><br>
28240	3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 72 65 74 75 72 6e	<br>Returns.the.number.of.return
28260	65 64 20 62 79 74 65 73 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 5f	ed.bytes.if.OK,.otherwise.PI_NO_
28280	46 49 4c 45 5f 41 43 43 45 53 53 2c 0a 6f 72 20 50 49 5f 4e 4f 5f 46 49 4c 45 5f 4d 41 54 43 48	FILE_ACCESS,.or.PI_NO_FILE_MATCH
282a0	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 61 74 74 65 72 6e 20 6d 75 73 74 20 6d 61 74 63 68	..<br><br>The.pattern.must.match
282c0	20 61 6e 20 65 6e 74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e	.an.entry.in./opt/pigpio/access.
282e0	20 20 54 68 65 20 70 61 74 74 65 72 6e 0a 6d 61 79 20 63 6f 6e 74 61 69 6e 20 77 69 6c 64 63 61	..The.pattern.may.contain.wildca
28300	72 64 73 2e 20 20 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 4f 70 65 6e 22 3e 66 69	rds...See.<a.href="#fileOpen">fi
28320	6c 65 4f 70 65 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 0a 3c 62 72 3e 3c 62 72	leOpen</a>..<br><br>NOTE.<br><br
28340	3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 6e 6f 74 20 74 68 65 20 6e	>The.returned.value.is.not.the.n
28360	75 6d 62 65 72 20 6f 66 20 66 69 6c 65 73 2c 20 69 74 20 69 73 20 74 68 65 20 6e 75 6d 62 65 72	umber.of.files,.it.is.the.number
28380	0a 6f 66 20 62 79 74 65 73 20 69 6e 20 74 68 65 20 62 75 66 66 65 72 2e 20 20 54 68 65 20 66 69	.of.bytes.in.the.buffer...The.fi
283a0	6c 65 20 6e 61 6d 65 73 20 61 72 65 20 73 65 70 61 72 61 74 65 64 20 62 79 20 6e 65 77 6c 69 6e	le.names.are.separated.by.newlin
283c0	65 0a 63 68 61 72 61 63 74 65 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	e.characters..<br><br><b><small>
283e0	45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	Example</small></b><br><br><code
28400	3e 23 69 6e 63 6c 75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62	>#include&nbsp;&lt;stdio.h&gt;<b
28420	72 3e 23 69 6e 63 6c 75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 70 69 67 70 69 6f 2e 68 26 67 74 3b	r>#include&nbsp;&lt;pigpio.h&gt;
28440	3c 62 72 3e 3c 62 72 3e 69 6e 74 26 6e 62 73 70 3b 6d 61 69 6e 28 69 6e 74 26 6e 62 73 70 3b 61	<br><br>int&nbsp;main(int&nbsp;a
28460	72 67 63 2c 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 2a 61 72 67 76 5b 5d 29 3c 62 72 3e	rgc,&nbsp;char&nbsp;*argv[])<br>
28480	7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b	{<br>&nbsp;&nbsp;&nbsp;int&nbsp;
284a0	63 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73	c;<br>&nbsp;&nbsp;&nbsp;char&nbs
284c0	70 3b 62 75 66 5b 31 30 30 30 5d 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;buf[1000];<br><br>&nbsp;&nbsp;
284e0	26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 28 29 26	&nbsp;if&nbsp;(gpioInitialise()&
28500	6e 62 73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 30 29 26 6e 62 73 70 3b 72 65 74 75 72 6e 26 6e 62	nbsp;&lt;&nbsp;0)&nbsp;return&nb
28520	73 70 3b 31 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f	sp;1;<br><br>&nbsp;&nbsp;&nbsp;/
28540	2f 26 6e 62 73 70 3b 61 73 73 75 6d 65 73 26 6e 62 73 70 3b 2f 6f 70 74 2f 70 69 67 70 69 6f 2f	/&nbsp;assumes&nbsp;/opt/pigpio/
28560	61 63 63 65 73 73 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 73 26 6e 62 73 70 3b 74 68 65 26 6e 62	access&nbsp;contains&nbsp;the&nb
28580	73 70 3b 66 6f 6c 6c 6f 77 69 6e 67 26 6e 62 73 70 3b 6c 69 6e 65 3c 62 72 3e 26 6e 62 73 70 3b	sp;following&nbsp;line<br>&nbsp;
285a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 2f 72 61 6d 2f 2a 2e 63 26 6e 62 73	&nbsp;&nbsp;//&nbsp;/ram/*.c&nbs
285c0	70 3b 72 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 26 6e	p;r<br><br>&nbsp;&nbsp;&nbsp;c&n
285e0	62 73 70 3b 3d 26 6e 62 73 70 3b 66 69 6c 65 4c 69 73 74 28 22 2f 72 61 6d 2f 70 2a 2e 63 22 2c	bsp;=&nbsp;fileList("/ram/p*.c",
28600	26 6e 62 73 70 3b 62 75 66 2c 26 6e 62 73 70 3b 73 69 7a 65 6f 66 28 62 75 66 29 29 3b 3c 62 72	&nbsp;buf,&nbsp;sizeof(buf));<br
28620	3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28	><br>&nbsp;&nbsp;&nbsp;if&nbsp;(
28640	63 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	c&nbsp;&gt;=&nbsp;0)<br>&nbsp;&n
28660	62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;&nbsp;{<br>&nbsp;&nbsp;&nbsp
28680	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 65 72 6d 69	;&nbsp;&nbsp;&nbsp;//&nbsp;termi
286a0	6e 61 74 65 26 6e 62 73 70 3b 73 74 72 69 6e 67 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nate&nbsp;string<br>&nbsp;&nbsp;
286c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 5b 63 5d 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;buf[c]&n
286e0	62 73 70 3b 3d 26 6e 62 73 70 3b 30 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	bsp;=&nbsp;0;<br>&nbsp;&nbsp;&nb
28700	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 66 28 22 25 73 22	sp;&nbsp;&nbsp;&nbsp;printf("%s"
28720	2c 26 6e 62 73 70 3b 62 75 66 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	,&nbsp;buf);<br>&nbsp;&nbsp;&nbs
28740	70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69	p;}<br><br>&nbsp;&nbsp;&nbsp;gpi
28760	6f 54 65 72 6d 69 6e 61 74 65 28 29 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	oTerminate();<br>}<br></code><h3
28780	3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 43 66 67 42 75 66 66 65 72 53 69 7a 65 22 3e 3c 2f 61	><a.name="gpioCfgBufferSize"></a
287a0	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
287c0	6c 3e 3c 2f 61 3e 20 67 70 69 6f 43 66 67 42 75 66 66 65 72 53 69 7a 65 3c 73 6d 61 6c 6c 3e 28	l></a>.gpioCfgBufferSize<small>(
287e0	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
28800	20 3c 61 20 68 72 65 66 3d 22 23 63 66 67 4d 69 6c 6c 69 73 22 3e 63 66 67 4d 69 6c 6c 69 73 3c	.<a.href="#cfgMillis">cfgMillis<
28820	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6f 6e 66 69 67 75 72 65 73 20 70 69 67	/a>)</small></h3>.Configures.pig
28840	70 69 6f 20 74 6f 20 62 75 66 66 65 72 20 63 66 67 4d 69 6c 6c 69 73 20 6d 69 6c 6c 69 73 65 63	pio.to.buffer.cfgMillis.millisec
28860	6f 6e 64 73 20 6f 66 20 47 50 49 4f 20 73 61 6d 70 6c 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68	onds.of.GPIO.samples..<br><br>Th
28880	69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 6f 6e 6c 79 20 65 66 66 65 63 74 69 76 65 20 69 66	is.function.is.only.effective.if
288a0	20 63 61 6c 6c 65 64 20 62 65 66 6f 72 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69	.called.before.<a.href="#gpioIni
288c0	74 69 61 6c 69 73 65 22 3e 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 2e 0a 3c 62 72	tialise">gpioInitialise</a>..<br
288e0	3e 3c 62 72 3e 3c 63 6f 64 65 3e 63 66 67 4d 69 6c 6c 69 73 3a 26 6e 62 73 70 3b 31 30 30 2d 31	><br><code>cfgMillis:&nbsp;100-1
28900	30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 64 65 66 61 75	0000<br></code><br><br>The.defau
28920	6c 74 20 73 65 74 74 69 6e 67 20 69 73 20 31 32 30 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e 0a	lt.setting.is.120.milliseconds..
28940	3c 62 72 3e 3c 62 72 3e 54 68 65 20 69 6e 74 65 6e 74 69 6f 6e 20 69 73 20 74 6f 20 61 6c 6c 6f	<br><br>The.intention.is.to.allo
28960	77 20 66 6f 72 20 62 75 72 73 74 73 20 6f 66 20 64 61 74 61 20 61 6e 64 20 70 72 6f 74 65 63 74	w.for.bursts.of.data.and.protect
28980	69 6f 6e 20 61 67 61 69 6e 73 74 0a 6f 74 68 65 72 20 70 72 6f 63 65 73 73 65 73 20 68 6f 67 67	ion.against.other.processes.hogg
289a0	69 6e 67 20 63 70 75 20 74 69 6d 65 2e 0a 3c 62 72 3e 3c 62 72 3e 49 20 68 61 76 65 6e 27 74 20	ing.cpu.time..<br><br>I.haven't.
289c0	73 65 65 6e 20 61 20 70 72 6f 63 65 73 73 20 6c 6f 63 6b 65 64 20 6f 75 74 20 66 6f 72 20 6d 6f	seen.a.process.locked.out.for.mo
289e0	72 65 20 74 68 61 6e 20 31 30 30 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62	re.than.100.milliseconds..<br><b
28a00	72 3e 4d 61 6b 69 6e 67 20 74 68 65 20 62 75 66 66 65 72 20 62 69 67 67 65 72 20 75 73 65 73 20	r>Making.the.buffer.bigger.uses.
28a20	61 20 4c 4f 54 20 6f 66 20 6d 65 6d 6f 72 79 20 61 74 20 74 68 65 20 6d 6f 72 65 20 66 72 65 71	a.LOT.of.memory.at.the.more.freq
28a40	75 65 6e 74 0a 73 61 6d 70 6c 69 6e 67 20 72 61 74 65 73 20 61 73 20 73 68 6f 77 6e 20 69 6e 20	uent.sampling.rates.as.shown.in.
28a60	74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 20 69 6e 20 4d 42 73 2e 0a 3c 62 72 3e	the.following.table.in.MBs..<br>
28a80	3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br><code>&nbsp;&nbsp;&nbsp;&nbs
28aa0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
28ac0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
28ae0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
28b00	70 3b 26 6e 62 73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b 6d 69 6c 6c 69 73 65 63 6f 6e 64 73	p;&nbsp;buffer&nbsp;milliseconds
28b20	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
28b40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
28b60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;12
28b80	30 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 31 73 65 63 26 6e 62	0&nbsp;250&nbsp;500&nbsp;1sec&nb
28ba0	73 70 3b 32 73 65 63 26 6e 62 73 70 3b 34 73 65 63 26 6e 62 73 70 3b 38 73 65 63 3c 62 72 3e 3c	sp;2sec&nbsp;4sec&nbsp;8sec<br><
28bc0	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
28be0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;&nbsp;1&nbsp;
28c00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;16
28c20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 35 26 6e 62 73	&nbsp;&nbsp;31&nbsp;&nbsp;55&nbs
28c40	70 3b 26 6e 62 73 70 3b 31 30 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 2d 2d 26 6e 62 73 70 3b	p;&nbsp;107&nbsp;&nbsp;---&nbsp;
28c60	26 6e 62 73 70 3b 2d 2d 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 2d 2d 3c 62 72 3e 26 6e 62 73	&nbsp;---&nbsp;&nbsp;---<br>&nbs
28c80	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
28ca0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;&nbsp;&nbsp;2&nbsp;&nbsp;&
28cc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26	nbsp;&nbsp;&nbsp;&nbsp;10&nbsp;&
28ce0	6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;18&nbsp;&nbsp;31&nbsp;&nbsp
28d00	3b 26 6e 62 73 70 3b 35 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 37 26 6e 62 73 70 3b 26 6e	;&nbsp;55&nbsp;&nbsp;107&nbsp;&n
28d20	62 73 70 3b 2d 2d 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 2d 2d 3c 62 72 3e 73 61 6d 70 6c 65	bsp;---&nbsp;&nbsp;---<br>sample
28d40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;&nbsp;&nbsp;4&nbsp;&nbsp;&
28d60	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;8&n
28d80	62 73 70 3b 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b	bsp;&nbsp;12&nbsp;&nbsp;18&nbsp;
28da0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;31&nbsp;&nbsp;&nbsp;
28dc0	35 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 2d 2d	55&nbsp;&nbsp;107&nbsp;&nbsp;---
28de0	3c 62 72 3e 26 6e 62 73 70 3b 72 61 74 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br>&nbsp;rate&nbsp;&nbsp;&nbsp;
28e00	26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;5&nbsp;&nbsp;&nbsp;&nbsp;&
28e20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30	nbsp;&nbsp;&nbsp;8&nbsp;&nbsp;10
28e40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;14&nbsp;&nbsp;&nbsp;
28e60	32 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 35 26 6e 62 73 70 3b 26 6e 62 73	24&nbsp;&nbsp;&nbsp;45&nbsp;&nbs
28e80	70 3b 26 6e 62 73 70 3b 38 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 2d 2d 3c 62 72 3e 26 6e 62	p;&nbsp;87&nbsp;&nbsp;---<br>&nb
28ea0	73 70 3b 28 75 73 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38	sp;(us)&nbsp;&nbsp;&nbsp;&nbsp;8
28ec0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
28ee0	62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e	bsp;&nbsp;6&nbsp;&nbsp;&nbsp;8&n
28f00	62 73 70 3b 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 38	bsp;&nbsp;12&nbsp;&nbsp;&nbsp;18
28f20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;31&nbsp;&nbsp;
28f40	26 6e 62 73 70 3b 35 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 37 3c 62 72 3e 26 6e 62 73 70	&nbsp;55&nbsp;&nbsp;107<br>&nbsp
28f60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
28f80	6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	nbsp;&nbsp;10&nbsp;&nbsp;&nbsp;&
28fa0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;&nbsp;&nbsp;6&nbsp;&n
28fc0	62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26	bsp;&nbsp;8&nbsp;&nbsp;10&nbsp;&
28fe0	6e 62 73 70 3b 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32	nbsp;&nbsp;14&nbsp;&nbsp;&nbsp;2
29000	00 00 00 29 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	...)p;}<br><br>&nbsp;&nbsp;&nbsp
29020	3b 67 70 69 6f 54 65 72 6d 69 6e 61 74 65 28 29 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65	;gpioTerminate();<br>}<br></code
29040	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 43 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20	><h3><a.name="fileClose"></a><a.
29060	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
29080	61 3e 20 66 69 6c 65 43 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e	a>.fileClose<small>(<a.href="#un
290a0	73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68	signed">unsigned</a>.<a.href="#h
290c0	61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	andle">handle</a>)</small></h3>.
290e0	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 6c 6f 73 65 73 20 74 68 65 20 66 69 6c 65 20 61 73	This.function.closes.the.file.as
29100	73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	sociated.with.handle..<br><br><c
29120	6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73	ode>handle:&nbsp;&gt;=0,&nbsp;as
29140	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62	&nbsp;returned&nbsp;by&nbsp;a&nb
29160	73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 66	sp;call&nbsp;to&nbsp;<a.href="#f
29180	69 6c 65 4f 70 65 6e 22 3e 66 69 6c 65 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e	ileOpen">fileOpen</a><br></code>
291a0	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	<br><br>Returns.0.if.OK,.otherwi
291c0	73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	se.PI_BAD_HANDLE..<br><br><b><sm
291e0	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
29200	63 6f 64 65 3e 66 69 6c 65 43 6c 6f 73 65 28 68 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	code>fileClose(h);<br></code><h3
29220	3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 57 72 69 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	><a.name="fileWrite"></a><a.href
29240	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 66	="#int"><small>int</small></a>.f
29260	69 6c 65 57 72 69 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	ileWrite<small>(<a.href="#unsign
29280	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c	ed">unsigned</a>.<a.href="#handl
292a0	65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63	e">handle</a>,.<a.href="#char">c
292c0	68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e	har</a>.<a.href="#*buf">*buf</a>
292e0	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
29300	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f	a>.<a.href="#count">count</a>)</
29320	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 77 72 69 74 65 73	small></h3>.This.function.writes
29340	20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 62 75 66 20 74 6f 20 74 68 65 20 74 68 65	.count.bytes.from.buf.to.the.the
29360	20 66 69 6c 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62	.file.associated.with.handle..<b
29380	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c	r><br><code>handle:&nbsp;&gt;=0,
293a0	26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	&nbsp;as&nbsp;returned&nbsp;by&n
293c0	62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20	bsp;a&nbsp;call&nbsp;to&nbsp;<a.
293e0	68 72 65 66 3d 22 23 66 69 6c 65 4f 70 65 6e 22 3e 66 69 6c 65 4f 70 65 6e 3c 2f 61 3e 3c 62 72	href="#fileOpen">fileOpen</a><br
29400	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74 68 65	>&nbsp;&nbsp;&nbsp;buf:&nbsp;the
29420	26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e	&nbsp;array&nbsp;of&nbsp;bytes&n
29440	62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74	bsp;to&nbsp;write<br>&nbsp;count
29460	3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e	:&nbsp;the&nbsp;number&nbsp;of&n
29480	62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e	bsp;bytes&nbsp;to&nbsp;write<br>
294a0	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20	</code><br><br>Returns.0.if.OK,.
294c0	6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f	otherwise.PI_BAD_HANDLE,.PI_BAD_
294e0	50 41 52 41 4d 2c 0a 50 49 5f 46 49 4c 45 5f 4e 4f 54 5f 57 4f 50 45 4e 2c 20 6f 72 20 50 49 5f	PARAM,.PI_FILE_NOT_WOPEN,.or.PI_
29500	42 41 44 5f 46 49 4c 45 5f 57 52 49 54 45 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c	BAD_FILE_WRITE..<br><br><b><smal
29520	6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f	l>Example</small></b><br><br><co
29540	64 65 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 66 69 6c 65 57 72 69 74 65 28	de>status&nbsp;=&nbsp;fileWrite(
29560	68 2c 26 6e 62 73 70 3b 62 75 66 2c 26 6e 62 73 70 3b 63 6f 75 6e 74 29 3b 3c 62 72 3e 69 66 26	h,&nbsp;buf,&nbsp;count);<br>if&
29580	6e 62 73 70 3b 28 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 30 29 3c 62 72 3e	nbsp;(status&nbsp;==&nbsp;0)<br>
295a0	7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6f	{<br>&nbsp;&nbsp;&nbsp;//&nbsp;o
295c0	6b 61 79 3c 62 72 3e 7d 3c 62 72 3e 65 6c 73 65 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26	kay<br>}<br>else<br>{<br>&nbsp;&
295e0	6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 65 72 72 6f 72 3c 62 72 3e 7d 3c 62 72	nbsp;&nbsp;//&nbsp;error<br>}<br
29600	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 52 65 61 64 22 3e 3c	></code><h3><a.name="fileRead"><
29620	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
29640	61 6c 6c 3e 3c 2f 61 3e 20 66 69 6c 65 52 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	all></a>.fileRead<small>(<a.href
29660	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
29680	66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	f="#handle">handle</a>,.<a.href=
296a0	22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22	"#char">char</a>.<a.href="#*buf"
296c0	3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	>*buf</a>,.<a.href="#unsigned">u
296e0	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75	nsigned</a>.<a.href="#count">cou
29700	6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69	nt</a>)</small></h3>.This.functi
29720	6f 6e 20 72 65 61 64 73 20 75 70 20 74 6f 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20	on.reads.up.to.count.bytes.from.
29740	74 68 65 20 74 68 65 20 66 69 6c 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e	the.the.file.associated.with.han
29760	64 6c 65 20 61 6e 64 20 77 72 69 74 65 73 20 74 68 65 6d 20 74 6f 20 62 75 66 2e 0a 3c 62 72 3e	dle.and.writes.them.to.buf..<br>
29780	3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e	<br><code>handle:&nbsp;&gt;=0,&n
297a0	62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73	bsp;as&nbsp;returned&nbsp;by&nbs
297c0	70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72	p;a&nbsp;call&nbsp;to&nbsp;<a.hr
297e0	65 66 3d 22 23 66 69 6c 65 4f 70 65 6e 22 3e 66 69 6c 65 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26	ef="#fileOpen">fileOpen</a><br>&
29800	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62	nbsp;&nbsp;&nbsp;buf:&nbsp;an&nb
29820	73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62	sp;array&nbsp;to&nbsp;receive&nb
29840	73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 26 6e	sp;the&nbsp;read&nbsp;data<br>&n
29860	62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6d 61 78 69 6d 75 6d	bsp;count:&nbsp;the&nbsp;maximum
29880	26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26	&nbsp;number&nbsp;of&nbsp;bytes&
298a0	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	nbsp;to&nbsp;read<br></code><br>
298c0	3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20	<br>Returns.the.number.of.bytes.
298e0	72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50	read.(&gt;=0).if.OK,.otherwise.P
29900	49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 50 49 5f 46	I_BAD_HANDLE,.PI_BAD_PARAM,.PI_F
29920	49 4c 45 5f 4e 4f 54 5f 52 4f 50 45 4e 2c 20 6f 72 20 50 49 5f 42 41 44 5f 46 49 4c 45 5f 57 52	ILE_NOT_ROPEN,.or.PI_BAD_FILE_WR
29940	49 54 45 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	ITE..<br><br><b><small>Example</
29960	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 69 66 26 6e 62 73 70 3b	small></b><br><br><code>if&nbsp;
29980	28 66 69 6c 65 52 65 61 64 28 68 2c 26 6e 62 73 70 3b 62 75 66 2c 26 6e 62 73 70 3b 73 69 7a 65	(fileRead(h,&nbsp;buf,&nbsp;size
299a0	6f 66 28 62 75 66 29 29 26 6e 62 73 70 3b 26 67 74 3b 26 6e 62 73 70 3b 30 29 3c 62 72 3e 7b 3c	of(buf))&nbsp;&gt;&nbsp;0)<br>{<
299c0	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 70 72 6f	br>&nbsp;&nbsp;&nbsp;//&nbsp;pro
299e0	63 65 73 73 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 7d 3c 62 72	cess&nbsp;read&nbsp;data<br>}<br
29a00	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 53 65 65 6b 22 3e 3c	></code><h3><a.name="fileSeek"><
29a20	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
29a40	61 6c 6c 3e 3c 2f 61 3e 20 66 69 6c 65 53 65 65 6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	all></a>.fileSeek<small>(<a.href
29a60	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
29a80	66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	f="#handle">handle</a>,.<a.href=
29aa0	22 23 69 6e 74 33 32 5f 74 22 3e 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	"#int32_t">int32_t</a>.<a.href="
29ac0	23 73 65 65 6b 4f 66 66 73 65 74 22 3e 73 65 65 6b 4f 66 66 73 65 74 3c 2f 61 3e 2c 20 3c 61 20	#seekOffset">seekOffset</a>,.<a.
29ae0	68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65	href="#int">int</a>.<a.href="#se
29b00	65 6b 46 72 6f 6d 22 3e 73 65 65 6b 46 72 6f 6d 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	ekFrom">seekFrom</a>)</small></h
29b20	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 65 6b 73 20 74 6f 20 61 20 70 6f 73 69	3>.This.function.seeks.to.a.posi
29b40	74 69 6f 6e 20 77 69 74 68 69 6e 20 74 68 65 20 66 69 6c 65 20 61 73 73 6f 63 69 61 74 65 64 0a	tion.within.the.file.associated.
29b60	77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70	with.handle..<br><br><code>&nbsp
29b80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;handle:&nbsp;
29ba0	26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0,&nbsp;as&nbsp;returned&nb
29bc0	73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e	sp;by&nbsp;a&nbsp;call&nbsp;to&n
29be0	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 4f 70 65 6e 22 3e 66 69 6c 65 4f 70 65 6e	bsp;<a.href="#fileOpen">fileOpen
29c00	3c 2f 61 3e 3c 62 72 3e 73 65 65 6b 4f 66 66 73 65 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	</a><br>seekOffset:&nbsp;the&nbs
29c20	70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70	p;number&nbsp;of&nbsp;bytes&nbsp
29c40	3b 74 6f 26 6e 62 73 70 3b 6d 6f 76 65 2e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 6f 73 69 74 69	;to&nbsp;move.&nbsp;&nbsp;Positi
29c60	76 65 26 6e 62 73 70 3b 6f 66 66 73 65 74 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	ve&nbsp;offsets<br>&nbsp;&nbsp;&
29c80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
29ca0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 6f 76 65 26	sp;&nbsp;&nbsp;&nbsp;&nbsp;move&
29cc0	6e 62 73 70 3b 66 6f 72 77 61 72 64 2c 26 6e 62 73 70 3b 6e 65 67 61 74 69 76 65 26 6e 62 73 70	nbsp;forward,&nbsp;negative&nbsp
29ce0	3b 6f 66 66 73 65 74 73 26 6e 62 73 70 3b 62 61 63 6b 77 61 72 64 73 2e 3c 62 72 3e 26 6e 62 73	;offsets&nbsp;backwards.<br>&nbs
29d00	70 3b 26 6e 62 73 70 3b 73 65 65 6b 46 72 6f 6d 3a 26 6e 62 73 70 3b 6f 6e 65 26 6e 62 73 70 3b	p;&nbsp;seekFrom:&nbsp;one&nbsp;
29d20	6f 66 26 6e 62 73 70 3b 50 49 5f 46 52 4f 4d 5f 53 54 41 52 54 26 6e 62 73 70 3b 28 30 29 2c 26	of&nbsp;PI_FROM_START&nbsp;(0),&
29d40	6e 62 73 70 3b 50 49 5f 46 52 4f 4d 5f 43 55 52 52 45 4e 54 26 6e 62 73 70 3b 28 31 29 2c 3c 62	nbsp;PI_FROM_CURRENT&nbsp;(1),<b
29d60	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
29d80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
29da0	62 73 70 3b 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 50 49 5f 46 52 4f 4d 5f 45 4e 44 26 6e 62	bsp;&nbsp;or&nbsp;PI_FROM_END&nb
29dc0	73 70 3b 28 32 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	sp;(2)<br></code><br><br>Returns
29de0	20 74 68 65 20 6e 65 77 20 62 79 74 65 20 70 6f 73 69 74 69 6f 6e 20 77 69 74 68 69 6e 20 74 68	.the.new.byte.position.within.th
29e00	65 20 66 69 6c 65 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65	e.file.(&gt;=0).if.OK,.otherwise
29e20	20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 6f 72 20 50 49 5f 42 41 44 5f 46 49 4c 45 5f 53	.PI_BAD_HANDLE,.or.PI_BAD_FILE_S
29e40	45 45 4b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	EEK..<br><br><b><small>Example</
29e60	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 66 69 6c 65 53 65 65 6b	small></b><br><br><code>fileSeek
29e80	28 30 2c 26 6e 62 73 70 3b 32 30 2c 26 6e 62 73 70 3b 50 49 5f 46 52 4f 4d 5f 53 54 41 52 54 29	(0,&nbsp;20,&nbsp;PI_FROM_START)
29ea0	3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 65 65 6b 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	;&nbsp;//&nbsp;Seek&nbsp;to&nbsp
29ec0	3b 73 74 61 72 74 26 6e 62 73 70 3b 70 6c 75 73 26 6e 62 73 70 3b 32 30 3c 62 72 3e 3c 62 72 3e	;start&nbsp;plus&nbsp;20<br><br>
29ee0	73 69 7a 65 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 66 69 6c 65 53 65 65 6b 28 30 2c 26 6e 62 73	size&nbsp;=&nbsp;fileSeek(0,&nbs
29f00	70 3b 30 2c 26 6e 62 73 70 3b 50 49 5f 46 52 4f 4d 5f 45 4e 44 29 3b 26 6e 62 73 70 3b 2f 2f 26	p;0,&nbsp;PI_FROM_END);&nbsp;//&
29f20	6e 62 73 70 3b 53 65 65 6b 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 65 6e 64 2c 26 6e 62 73 70	nbsp;Seek&nbsp;to&nbsp;end,&nbsp
29f40	3b 72 65 74 75 72 6e 26 6e 62 73 70 3b 73 69 7a 65 3c 62 72 3e 3c 62 72 3e 70 6f 73 26 6e 62 73	;return&nbsp;size<br><br>pos&nbs
29f60	70 3b 3d 26 6e 62 73 70 3b 66 69 6c 65 53 65 65 6b 28 30 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73	p;=&nbsp;fileSeek(0,&nbsp;0,&nbs
29f80	70 3b 50 49 5f 46 52 4f 4d 5f 43 55 52 52 45 4e 54 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	p;PI_FROM_CURRENT);&nbsp;//&nbsp
29fa0	3b 52 65 74 75 72 6e 26 6e 62 73 70 3b 63 75 72 72 65 6e 74 26 6e 62 73 70 3b 70 6f 73 69 74 69	;Return&nbsp;current&nbsp;positi
29fc0	6f 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 4c 69	on<br></code><h3><a.name="fileLi
29fe0	73 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	st"></a><a.href="#int"><small>in
2a000	00 00 00 2a 6c 6c 28 22 73 63 72 31 22 2c 26 6e 62 73 70 3b 22 5c 22 68 65 6c 6c 6f 26 6e 62 73	...*ll("scr1",&nbsp;"\"hello&nbs
2a020	70 3b 73 74 72 69 6e 67 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 26 6e	p;string&nbsp;with&nbsp;spaces&n
2a040	62 73 70 3b 77 6f 72 6c 64 5c 22 22 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	bsp;world\"");<br></code><h3><a.
2a060	6e 61 6d 65 3d 22 66 69 6c 65 4f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	name="fileOpen"></a><a.href="#in
2a080	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 66 69 6c 65 4f 70	t"><small>int</small></a>.fileOp
2a0a0	65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f	en<small>(<a.href="#char">char</
2a0c0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 66 69 6c 65 22 3e 2a 66 69 6c 65 3c 2f 61 3e 2c 20 3c	a>.<a.href="#*file">*file</a>,.<
2a0e0	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
2a100	3c 61 20 68 72 65 66 3d 22 23 6d 6f 64 65 22 3e 6d 6f 64 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	<a.href="#mode">mode</a>)</small
2a120	3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 68	></h3>.This.function.returns.a.h
2a140	61 6e 64 6c 65 20 74 6f 20 61 20 66 69 6c 65 20 6f 70 65 6e 65 64 20 69 6e 20 61 20 73 70 65 63	andle.to.a.file.opened.in.a.spec
2a160	69 66 69 65 64 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 66 69 6c 65 3a 26	ified.mode..<br><br><code>file:&
2a180	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	nbsp;the&nbsp;file&nbsp;to&nbsp;
2a1a0	6f 70 65 6e 3c 62 72 3e 6d 6f 64 65 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 69 6c 65	open<br>mode:&nbsp;the&nbsp;file
2a1c0	26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 6d 6f 64 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	&nbsp;open&nbsp;mode<br></code><
2a1e0	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29	br><br>Returns.a.handle.(&gt;=0)
2a200	20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 2c 20	.if.OK,.otherwise.PI_NO_HANDLE,.
2a220	50 49 5f 4e 4f 5f 46 49 4c 45 5f 41 43 43 45 53 53 2c 0a 50 49 5f 42 41 44 5f 46 49 4c 45 5f 4d	PI_NO_FILE_ACCESS,.PI_BAD_FILE_M
2a240	4f 44 45 2c 20 50 49 5f 46 49 4c 45 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 2c 20 6f 72 20 50 49 5f	ODE,.PI_FILE_OPEN_FAILED,.or.PI_
2a260	46 49 4c 45 5f 49 53 5f 41 5f 44 49 52 2e 0a 3c 62 72 3e 3c 62 72 3e 46 69 6c 65 0a 3c 62 72 3e	FILE_IS_A_DIR..<br><br>File.<br>
2a280	3c 62 72 3e 41 20 66 69 6c 65 20 6d 61 79 20 6f 6e 6c 79 20 62 65 20 6f 70 65 6e 65 64 20 69 66	<br>A.file.may.only.be.opened.if
2a2a0	20 70 65 72 6d 69 73 73 69 6f 6e 20 69 73 20 67 72 61 6e 74 65 64 20 62 79 20 61 6e 20 65 6e 74	.permission.is.granted.by.an.ent
2a2c0	72 79 20 69 6e 0a 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 20 20 54 68 69 73 20	ry.in./opt/pigpio/access...This.
2a2e0	69 73 20 69 6e 74 65 6e 64 65 64 20 74 6f 20 61 6c 6c 6f 77 20 72 65 6d 6f 74 65 20 61 63 63 65	is.intended.to.allow.remote.acce
2a300	73 73 20 74 6f 20 66 69 6c 65 73 0a 69 6e 20 61 20 6d 6f 72 65 20 6f 72 20 6c 65 73 73 20 63 6f	ss.to.files.in.a.more.or.less.co
2a320	6e 74 72 6f 6c 6c 65 64 20 6d 61 6e 6e 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 65 6e	ntrolled.manner..<br><br>Each.en
2a340	74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 20 74 61 6b 65 73 20	try.in./opt/pigpio/access.takes.
2a360	74 68 65 20 66 6f 72 6d 20 6f 66 20 61 20 66 69 6c 65 20 70 61 74 68 0a 77 68 69 63 68 20 6d 61	the.form.of.a.file.path.which.ma
2a380	79 20 63 6f 6e 74 61 69 6e 20 77 69 6c 64 63 61 72 64 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20	y.contain.wildcards.followed.by.
2a3a0	61 20 73 69 6e 67 6c 65 20 6c 65 74 74 65 72 20 70 65 72 6d 69 73 73 69 6f 6e 2e 0a 54 68 65 20	a.single.letter.permission..The.
2a3c0	70 65 72 6d 69 73 73 69 6f 6e 20 6d 61 79 20 62 65 20 52 20 66 6f 72 20 72 65 61 64 2c 20 57 20	permission.may.be.R.for.read,.W.
2a3e0	66 6f 72 20 77 72 69 74 65 2c 20 55 20 66 6f 72 20 72 65 61 64 2f 77 72 69 74 65 2c 0a 61 6e 64	for.write,.U.for.read/write,.and
2a400	20 4e 20 66 6f 72 20 6e 6f 20 61 63 63 65 73 73 2e 0a 3c 62 72 3e 3c 62 72 3e 57 68 65 72 65 20	.N.for.no.access..<br><br>Where.
2a420	6d 6f 72 65 20 74 68 61 6e 20 6f 6e 65 20 65 6e 74 72 79 20 6d 61 74 63 68 65 73 20 61 20 66 69	more.than.one.entry.matches.a.fi
2a440	6c 65 20 74 68 65 20 6d 6f 73 74 20 73 70 65 63 69 66 69 63 20 72 75 6c 65 0a 61 70 70 6c 69 65	le.the.most.specific.rule.applie
2a460	73 2e 20 20 49 66 20 6e 6f 20 65 6e 74 72 79 20 6d 61 74 63 68 65 73 20 61 20 66 69 6c 65 20 74	s...If.no.entry.matches.a.file.t
2a480	68 65 6e 20 61 63 63 65 73 73 20 69 73 20 64 65 6e 69 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 75	hen.access.is.denied..<br><br>Su
2a4a0	70 70 6f 73 65 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 20 63 6f 6e 74 61 69 6e	ppose./opt/pigpio/access.contain
2a4c0	73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 6e 74 72 69 65 73 0a 3c 62 72 3e 3c 62 72 3e	s.the.following.entries.<br><br>
2a4e0	3c 63 6f 64 65 3e 2f 68 6f 6d 65 2f 2a 26 6e 62 73 70 3b 6e 3c 62 72 3e 2f 68 6f 6d 65 2f 70 69	<code>/home/*&nbsp;n<br>/home/pi
2a500	2f 73 68 61 72 65 64 2f 64 69 72 5f 31 2f 2a 26 6e 62 73 70 3b 77 3c 62 72 3e 2f 68 6f 6d 65 2f	/shared/dir_1/*&nbsp;w<br>/home/
2a520	70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 32 2f 2a 26 6e 62 73 70 3b 72 3c 62 72 3e 2f 68 6f 6d	pi/shared/dir_2/*&nbsp;r<br>/hom
2a540	65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 33 2f 2a 26 6e 62 73 70 3b 75 3c 62 72 3e 2f 68	e/pi/shared/dir_3/*&nbsp;u<br>/h
2a560	6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 31 2f 66 69 6c 65 2e 74 78 74 26 6e 62 73	ome/pi/shared/dir_1/file.txt&nbs
2a580	70 3b 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79 20	p;n<br></code><br><br>Files.may.
2a5a0	62 65 20 77 72 69 74 74 65 6e 20 69 6e 20 64 69 72 65 63 74 6f 72 79 20 64 69 72 5f 31 20 77 69	be.written.in.directory.dir_1.wi
2a5c0	74 68 20 74 68 65 20 65 78 63 65 70 74 69 6f 6e 0a 6f 66 20 66 69 6c 65 2e 74 78 74 2e 0a 3c 62	th.the.exception.of.file.txt..<b
2a5e0	72 3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79 20 62 65 20 72 65 61 64 20 69 6e 20 64 69 72 65 63	r><br>Files.may.be.read.in.direc
2a600	74 6f 72 79 20 64 69 72 5f 32 2e 0a 3c 62 72 3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79 20 62 65	tory.dir_2..<br><br>Files.may.be
2a620	20 72 65 61 64 20 61 6e 64 20 77 72 69 74 74 65 6e 20 69 6e 20 64 69 72 65 63 74 6f 72 79 20 64	.read.and.written.in.directory.d
2a640	69 72 5f 33 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 64 69 72 65 63 74 6f 72 79 20 61 6c 6c	ir_3..<br><br>If.a.directory.all
2a660	6f 77 73 20 72 65 61 64 2c 20 77 72 69 74 65 2c 20 6f 72 20 72 65 61 64 2f 77 72 69 74 65 20 61	ows.read,.write,.or.read/write.a
2a680	63 63 65 73 73 20 74 68 65 6e 20 66 69 6c 65 73 20 6d 61 79 0a 62 65 20 63 72 65 61 74 65 64 20	ccess.then.files.may.be.created.
2a6a0	69 6e 20 74 68 61 74 20 64 69 72 65 63 74 6f 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 49 6e 20 61 6e	in.that.directory..<br><br>In.an
2a6c0	20 61 74 74 65 6d 70 74 20 74 6f 20 70 72 65 76 65 6e 74 20 72 69 73 6b 79 20 70 65 72 6d 69 73	.attempt.to.prevent.risky.permis
2a6e0	73 69 6f 6e 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 70 61 74 68 73 20 61 72 65 0a 69 67	sions.the.following.paths.are.ig
2a700	6e 6f 72 65 64 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 0a 3c 62 72	nored.in./opt/pigpio/access..<br
2a720	3e 3c 62 72 3e 3c 63 6f 64 65 3e 61 26 6e 62 73 70 3b 70 61 74 68 26 6e 62 73 70 3b 63 6f 6e 74	><br><code>a&nbsp;path&nbsp;cont
2a740	61 69 6e 69 6e 67 26 6e 62 73 70 3b 2e 2e 3c 62 72 3e 61 26 6e 62 73 70 3b 70 61 74 68 26 6e 62	aining&nbsp;..<br>a&nbsp;path&nb
2a760	73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 77 69 6c	sp;containing&nbsp;only&nbsp;wil
2a780	64 63 61 72 64 73 26 6e 62 73 70 3b 28 2a 3f 29 3c 62 72 3e 61 26 6e 62 73 70 3b 70 61 74 68 26	dcards&nbsp;(*?)<br>a&nbsp;path&
2a7a0	6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 6c 65 73 73 26 6e 62 73 70 3b 74	nbsp;containing&nbsp;less&nbsp;t
2a7c0	68 61 6e 26 6e 62 73 70 3b 74 77 6f 26 6e 62 73 70 3b 6e 6f 6e 2d 77 69 6c 64 63 61 72 64 26 6e	han&nbsp;two&nbsp;non-wildcard&n
2a7e0	62 73 70 3b 70 61 72 74 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4d 6f 64 65	bsp;parts<br></code><br><br>Mode
2a800	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 6f 64 65 20 6d 61 79 20 68 61 76 65 20 74 68 65 20 66	.<br><br>The.mode.may.have.the.f
2a820	6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20	ollowing.values..<br><br><table.
2a840	62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73	border="1".cellpadding="2".cells
2a860	70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4d 61 63 72 6f 3c	pacing="2"><tbody><tr><td>Macro<
2a880	2f 74 64 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74	/td><td>Value</td><td>Meaning</t
2a8a0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 49 5f 46 49 4c 45 5f 52 45 41 44 3c 2f 74 64 3e	d></tr><tr><td>PI_FILE_READ</td>
2a8c0	3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66 6f 72 20 72 65 61 64	<td>1</td><td>open.file.for.read
2a8e0	69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 49 5f 46 49 4c 45 5f 57 52 49	ing</td></tr><tr><td>PI_FILE_WRI
2a900	54 45 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66	TE</td><td>2</td><td>open.file.f
2a920	6f 72 20 77 72 69 74 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 49 5f 46	or.writing</td></tr><tr><td>PI_F
2a940	49 4c 45 5f 52 57 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69	ILE_RW</td><td>3</td><td>open.fi
2a960	6c 65 20 66 6f 72 20 72 65 61 64 69 6e 67 20 61 6e 64 20 77 72 69 74 69 6e 67 3c 2f 74 64 3e 3c	le.for.reading.and.writing</td><
2a980	2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20	/tr></tbody></table><br><br>The.
2a9a0	66 6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 20 6d 61 79 20 62 65 20 6f 72 27 64 20 69 6e 74	following.values.may.be.or'd.int
2a9c0	6f 20 74 68 65 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65	o.the.mode..<br><br><table.borde
2a9e0	72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e	r="1".cellpadding="2".cellspacin
2aa00	67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4d 61 63 72 6f 3c 2f 74 64 3e 3c	g="2"><tbody><tr><td>Macro</td><
2aa20	74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74	td>Value</td><td>Meaning</td></t
2aa40	72 3e 3c 74 72 3e 3c 74 64 3e 50 49 5f 46 49 4c 45 5f 41 50 50 45 4e 44 3c 2f 74 64 3e 3c 74 64	r><tr><td>PI_FILE_APPEND</td><td
2aa60	3e 34 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 73 20 61 70 70 65 6e 64 20 64 61 74 61 20 74 6f	>4</td><td>Writes.append.data.to
2aa80	20 74 68 65 20 65 6e 64 20 6f 66 20 74 68 65 20 66 69 6c 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	.the.end.of.the.file</td></tr><t
2aaa0	72 3e 3c 74 64 3e 50 49 5f 46 49 4c 45 5f 43 52 45 41 54 45 3c 2f 74 64 3e 3c 74 64 3e 38 3c 2f	r><td>PI_FILE_CREATE</td><td>8</
2aac0	74 64 3e 3c 74 64 3e 54 68 65 20 66 69 6c 65 20 69 73 20 63 72 65 61 74 65 64 20 69 66 20 69 74	td><td>The.file.is.created.if.it
2aae0	20 64 6f 65 73 6e 27 74 20 65 78 69 73 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	.doesn't.exist</td></tr><tr><td>
2ab00	50 49 5f 46 49 4c 45 5f 54 52 55 4e 43 3c 2f 74 64 3e 3c 74 64 3e 31 36 3c 2f 74 64 3e 3c 74 64	PI_FILE_TRUNC</td><td>16</td><td
2ab20	3e 54 68 65 20 66 69 6c 65 20 69 73 20 74 72 75 6e 63 61 74 65 64 3c 2f 74 64 3e 3c 2f 74 72 3e	>The.file.is.truncated</td></tr>
2ab40	3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 4e 65 77 6c 79 20 63 72	</tbody></table><br><br>Newly.cr
2ab60	65 61 74 65 64 20 66 69 6c 65 73 20 61 72 65 20 6f 77 6e 65 64 20 62 79 20 72 6f 6f 74 20 77 69	eated.files.are.owned.by.root.wi
2ab80	74 68 20 70 65 72 6d 69 73 73 69 6f 6e 73 20 6f 77 6e 65 72 20 72 65 61 64 20 61 6e 64 20 77 72	th.permissions.owner.read.and.wr
2aba0	69 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	ite..<br><br><b><small>Example</
2abc0	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 69 6e 63 6c 75 64 65	small></b><br><br><code>#include
2abe0	26 6e 62 73 70 3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 23 69 6e 63 6c 75 64	&nbsp;&lt;stdio.h&gt;<br>#includ
2ac00	65 26 6e 62 73 70 3b 26 6c 74 3b 70 69 67 70 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 3c 62 72 3e 69	e&nbsp;&lt;pigpio.h&gt;<br><br>i
2ac20	6e 74 26 6e 62 73 70 3b 6d 61 69 6e 28 69 6e 74 26 6e 62 73 70 3b 61 72 67 63 2c 26 6e 62 73 70	nt&nbsp;main(int&nbsp;argc,&nbsp
2ac40	3b 63 68 61 72 26 6e 62 73 70 3b 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73	;char&nbsp;*argv[])<br>{<br>&nbs
2ac60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 68 61 6e 64 6c 65 2c 26 6e	p;&nbsp;&nbsp;int&nbsp;handle,&n
2ac80	62 73 70 3b 63 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72	bsp;c;<br>&nbsp;&nbsp;&nbsp;char
2aca0	26 6e 62 73 70 3b 62 75 66 5b 36 30 30 30 30 5d 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26	&nbsp;buf[60000];<br><br>&nbsp;&
2acc0	6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 67 70 69 6f 49 6e 69 74 69 61 6c 69	nbsp;&nbsp;if&nbsp;(gpioInitiali
2ace0	73 65 28 29 26 6e 62 73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 30 29 26 6e 62 73 70 3b 72 65 74 75	se()&nbsp;&lt;&nbsp;0)&nbsp;retu
2ad00	72 6e 26 6e 62 73 70 3b 31 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	rn&nbsp;1;<br><br>&nbsp;&nbsp;&n
2ad20	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 61 73 73 75 6d 65 73 26 6e 62 73 70 3b 2f 6f 70 74 2f 70 69	bsp;//&nbsp;assumes&nbsp;/opt/pi
2ad40	67 70 69 6f 2f 61 63 63 65 73 73 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 73 26 6e 62 73 70 3b 74	gpio/access&nbsp;contains&nbsp;t
2ad60	68 65 26 6e 62 73 70 3b 66 6f 6c 6c 6f 77 69 6e 67 26 6e 62 73 70 3b 6c 69 6e 65 3c 62 72 3e 26	he&nbsp;following&nbsp;line<br>&
2ad80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 2f 72 61 6d 2f 2a 2e	nbsp;&nbsp;&nbsp;//&nbsp;/ram/*.
2ada0	63 26 6e 62 73 70 3b 72 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	c&nbsp;r<br><br>&nbsp;&nbsp;&nbs
2adc0	70 3b 68 61 6e 64 6c 65 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 66 69 6c 65 4f 70 65 6e 28 22 2f	p;handle&nbsp;=&nbsp;fileOpen("/
2ade0	72 61 6d 2f 70 69 67 70 69 6f 2e 63 22 2c 26 6e 62 73 70 3b 50 49 5f 46 49 4c 45 5f 52 45 41 44	ram/pigpio.c",&nbsp;PI_FILE_READ
2ae00	29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e	);<br><br>&nbsp;&nbsp;&nbsp;if&n
2ae20	62 73 70 3b 28 68 61 6e 64 6c 65 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 29 3c 62	bsp;(handle&nbsp;&gt;=&nbsp;0)<b
2ae40	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26	r>&nbsp;&nbsp;&nbsp;{<br>&nbsp;&
2ae60	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 68 69	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;whi
2ae80	6c 65 26 6e 62 73 70 3b 28 28 63 3d 66 69 6c 65 52 65 61 64 28 68 61 6e 64 6c 65 2c 26 6e 62 73	le&nbsp;((c=fileRead(handle,&nbs
2aea0	70 3b 62 75 66 2c 26 6e 62 73 70 3b 73 69 7a 65 6f 66 28 62 75 66 29 2d 31 29 29 29 3c 62 72 3e	p;buf,&nbsp;sizeof(buf)-1)))<br>
2aec0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
2aee0	62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;{<br>&nbsp;&nbsp;&nbsp;&nbsp
2af00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;b
2af20	75 66 5b 63 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	uf[c]&nbsp;=&nbsp;0;<br>&nbsp;&n
2af40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
2af60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 66 28 22 25 73 22 2c 26 6e 62 73 70 3b	p;&nbsp;&nbsp;printf("%s",&nbsp;
2af80	62 75 66 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	buf);<br>&nbsp;&nbsp;&nbsp;&nbsp
2afa0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;&nbsp;}<br><br>&nbsp;&nbs
2afc0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 69 6c 65 43 6c	p;&nbsp;&nbsp;&nbsp;&nbsp;fileCl
2afe0	6f 73 65 28 68 61 6e 64 6c 65 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	ose(handle);<br>&nbsp;&nbsp;&nbs
2b000	00 00 00 2b 65 63 69 66 69 65 64 0a 65 76 65 6e 74 20 6f 63 63 75 72 73 2e 0a 3c 62 72 3e 3c 62	...+ecified.event.occurs..<br><b
2b020	72 3e 3c 63 6f 64 65 3e 65 76 65 6e 74 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73	r><code>event:&nbsp;0-31<br>&nbs
2b040	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65 26	p;&nbsp;&nbsp;&nbsp;f:&nbsp;the&
2b060	6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 3c 62 72 3e 3c	nbsp;callback&nbsp;function<br><
2b080	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f	/code><br><br>Returns.0.if.OK,.o
2b0a0	74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 45 56 45 4e 54 5f 49 44 2e 0a 3c 62 72 3e 3c 62	therwise.PI_BAD_EVENT_ID..<br><b
2b0c0	72 3e 4f 6e 65 20 66 75 6e 63 74 69 6f 6e 20 6d 61 79 20 62 65 20 72 65 67 69 73 74 65 72 65 64	r>One.function.may.be.registered
2b0e0	20 70 65 72 20 65 76 65 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e	.per.event..<br><br>The.function
2b100	20 69 73 20 70 61 73 73 65 64 20 74 68 65 20 65 76 65 6e 74 2c 20 61 6e 64 20 74 68 65 20 74 69	.is.passed.the.event,.and.the.ti
2b120	63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 6d 61 79 20 62 65 20	ck..<br><br>The.callback.may.be.
2b140	63 61 6e 63 65 6c 6c 65 64 20 62 79 20 70 61 73 73 69 6e 67 20 4e 55 4c 4c 20 61 73 20 74 68 65	cancelled.by.passing.NULL.as.the
2b160	20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 53 65 74	.function..<h3><a.name="eventSet
2b180	46 75 6e 63 45 78 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c	FuncEx"></a><a.href="#int"><smal
2b1a0	6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 65 76 65 6e 74 53 65 74 46 75 6e 63 45 78	l>int</small></a>.eventSetFuncEx
2b1c0	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	<small>(<a.href="#unsigned">unsi
2b1e0	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65 6e 74 3c	gned</a>.<a.href="#event">event<
2b200	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 46 75 6e 63 45 78 5f 74 22 3e 65 76	/a>,.<a.href="#eventFuncEx_t">ev
2b220	65 6e 74 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f	entFuncEx_t</a>.<a.href="#f">f</
2b240	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20	a>,.<a.href="#void">void</a>.<a.
2b260	68 72 65 66 3d 22 23 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29	href="#*userdata">*userdata</a>)
2b280	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 67 69 73 74 65 72 73 20 61 20 66 75 6e 63 74 69	</small></h3>.Registers.a.functi
2b2a0	6f 6e 20 74 6f 20 62 65 20 63 61 6c 6c 65 64 20 28 61 20 63 61 6c 6c 62 61 63 6b 29 20 77 68 65	on.to.be.called.(a.callback).whe
2b2c0	6e 20 74 68 65 20 73 70 65 63 69 66 69 65 64 0a 65 76 65 6e 74 20 6f 63 63 75 72 73 2e 0a 3c 62	n.the.specified.event.occurs..<b
2b2e0	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 76	r><br><code>&nbsp;&nbsp;&nbsp;ev
2b300	65 6e 74 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ent:&nbsp;0-31<br>&nbsp;&nbsp;&n
2b320	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e	bsp;&nbsp;&nbsp;&nbsp;&nbsp;f:&n
2b340	62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74	bsp;the&nbsp;callback&nbsp;funct
2b360	69 6f 6e 3c 62 72 3e 75 73 65 72 64 61 74 61 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62	ion<br>userdata:&nbsp;pointer&nb
2b380	73 70 3b 74 6f 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b 75 73 65 72 26 6e	sp;to&nbsp;arbitrary&nbsp;user&n
2b3a0	62 73 70 3b 64 61 74 61 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	bsp;data<br></code><br><br>Retur
2b3c0	6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 45 56 45	ns.0.if.OK,.otherwise.PI_BAD_EVE
2b3e0	4e 54 5f 49 44 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 65 20 66 75 6e 63 74 69 6f 6e 20 6d 61 79 20	NT_ID..<br><br>One.function.may.
2b400	62 65 20 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 65 76 65 6e 74 2e 0a 3c 62 72 3e 3c 62 72	be.registered.per.event..<br><br
2b420	3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 70 61 73 73 65 64 20 74 68 65 20 65 76 65 6e	>The.function.is.passed.the.even
2b440	74 2c 20 74 68 65 20 74 69 63 6b 2c 20 61 6e 64 20 74 68 65 20 75 65 73 65 72 64 61 74 61 20 70	t,.the.tick,.and.the.ueserdata.p
2b460	6f 69 6e 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 6d 61 79	ointer..<br><br>The.callback.may
2b480	20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 70 61 73 73 69 6e 67 20 4e 55 4c 4c 20 61 73	.be.cancelled.by.passing.NULL.as
2b4a0	20 74 68 65 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20	.the.function..<br><br>Only.one.
2b4c0	6f 66 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 53 65 74 46 75 6e 63 22 3e 65 76 65 6e 74	of.<a.href="#eventSetFunc">event
2b4e0	53 65 74 46 75 6e 63 3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 53 65	SetFunc</a>.or.<a.href="#eventSe
2b500	74 46 75 6e 63 45 78 22 3e 65 76 65 6e 74 53 65 74 46 75 6e 63 45 78 3c 2f 61 3e 20 63 61 6e 20	tFuncEx">eventSetFuncEx</a>.can.
2b520	62 65 0a 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 65 76 65 6e 74 2e 0a 3c 68 33 3e 3c 61 20	be.registered.per.event..<h3><a.
2b540	6e 61 6d 65 3d 22 65 76 65 6e 74 54 72 69 67 67 65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	name="eventTrigger"></a><a.href=
2b560	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 65 76	"#int"><small>int</small></a>.ev
2b580	65 6e 74 54 72 69 67 67 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	entTrigger<small>(<a.href="#unsi
2b5a0	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65	gned">unsigned</a>.<a.href="#eve
2b5c0	6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	nt">event</a>)</small></h3>.This
2b5e0	20 66 75 6e 63 74 69 6f 6e 20 73 69 67 6e 61 6c 73 20 74 68 65 20 6f 63 63 75 72 72 65 6e 63 65	.function.signals.the.occurrence
2b600	20 6f 66 20 61 6e 20 65 76 65 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 65 76 65 6e	.of.an.event..<br><br><code>even
2b620	74 3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 65 76 65 6e	t:&nbsp;0-31,&nbsp;the&nbsp;even
2b640	74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66	t<br></code><br><br>Returns.0.if
2b660	20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 45 56 45 4e 54 5f 49 44 2e 0a	.OK,.otherwise.PI_BAD_EVENT_ID..
2b680	3c 62 72 3e 3c 62 72 3e 41 6e 20 65 76 65 6e 74 20 69 73 20 61 20 73 69 67 6e 61 6c 20 75 73 65	<br><br>An.event.is.a.signal.use
2b6a0	64 20 74 6f 20 69 6e 66 6f 72 6d 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 63 6f 6e 73 75 6d 65 72	d.to.inform.one.or.more.consumer
2b6c0	73 0a 74 6f 20 73 74 61 72 74 20 61 6e 20 61 63 74 69 6f 6e 2e 20 20 45 61 63 68 20 63 6f 6e 73	s.to.start.an.action...Each.cons
2b6e0	75 6d 65 72 20 77 68 69 63 68 20 68 61 73 20 72 65 67 69 73 74 65 72 65 64 20 61 6e 20 69 6e 74	umer.which.has.registered.an.int
2b700	65 72 65 73 74 0a 69 6e 20 74 68 65 20 65 76 65 6e 74 20 28 65 2e 67 2e 20 62 79 20 63 61 6c 6c	erest.in.the.event.(e.g..by.call
2b720	69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 53 65 74 46 75 6e 63 22 3e 65 76 65 6e	ing.<a.href="#eventSetFunc">even
2b740	74 53 65 74 46 75 6e 63 3c 2f 61 3e 29 20 77 69 6c 6c 20 62 65 20 69 6e 66 6f 72 6d 65 64 20 62	tSetFunc</a>).will.be.informed.b
2b760	79 0a 61 20 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 65 20 65 76 65 6e 74 2c	y.a.callback..<br><br>One.event,
2b780	20 50 49 5f 45 56 45 4e 54 5f 42 53 43 20 28 33 31 29 20 69 73 20 70 72 65 64 65 66 69 6e 65 64	.PI_EVENT_BSC.(31).is.predefined
2b7a0	2e 20 20 54 68 69 73 20 65 76 65 6e 74 20 69 73 0a 61 75 74 6f 20 67 65 6e 65 72 61 74 65 64 20	...This.event.is.auto.generated.
2b7c0	6f 6e 20 42 53 43 20 73 6c 61 76 65 20 61 63 74 69 76 69 74 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54	on.BSC.slave.activity..<br><br>T
2b7e0	68 65 20 6d 65 61 6e 69 6e 67 20 6f 66 20 6f 74 68 65 72 20 65 76 65 6e 74 73 20 69 73 20 61 72	he.meaning.of.other.events.is.ar
2b800	62 69 74 72 61 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 20 74 68 61 74 20 6f 74 68 65 72	bitrary..<br><br>Note.that.other
2b820	20 74 68 61 6e 20 69 74 73 20 69 64 20 61 6e 64 20 69 74 73 20 74 69 63 6b 20 74 68 65 72 65 20	.than.its.id.and.its.tick.there.
2b840	69 73 20 6e 6f 20 64 61 74 61 20 61 73 73 6f 63 69 61 74 65 64 0a 77 69 74 68 20 61 6e 20 65 76	is.no.data.associated.with.an.ev
2b860	65 6e 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 68 65 6c 6c 22 3e 3c 2f 61 3e 3c 61 20	ent..<h3><a.name="shell"></a><a.
2b880	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
2b8a0	61 3e 20 73 68 65 6c 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e	a>.shell<small>(<a.href="#char">
2b8c0	63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 63 72 69 70 74 4e 61 6d 65 22 3e	char</a>.<a.href="#*scriptName">
2b8e0	2a 73 63 72 69 70 74 4e 61 6d 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22	*scriptName</a>,.<a.href="#char"
2b900	3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 63 72 69 70 74 53 74 72 69 6e	>char</a>.<a.href="#*scriptStrin
2b920	67 22 3e 2a 73 63 72 69 70 74 53 74 72 69 6e 67 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	g">*scriptString</a>)</small></h
2b940	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 75 73 65 73 20 74 68 65 20 73 79 73 74 65 6d	3>.This.function.uses.the.system
2b960	20 63 61 6c 6c 20 74 6f 20 65 78 65 63 75 74 65 20 61 20 73 68 65 6c 6c 20 73 63 72 69 70 74 0a	.call.to.execute.a.shell.script.
2b980	77 69 74 68 20 74 68 65 20 67 69 76 65 6e 20 73 74 72 69 6e 67 20 61 73 20 69 74 73 20 70 61 72	with.the.given.string.as.its.par
2b9a0	61 6d 65 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73	ameter..<br><br><code>&nbsp;&nbs
2b9c0	70 3b 73 63 72 69 70 74 4e 61 6d 65 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 61 6d 65	p;scriptName:&nbsp;the&nbsp;name
2b9e0	26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 2c 26 6e	&nbsp;of&nbsp;the&nbsp;script,&n
2ba00	62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 61 6c 70 68 61 6e 75 6d 65 72 69 63 26 6e 62 73 70 3b	bsp;only&nbsp;alphanumeric&nbsp;
2ba20	63 68 61 72 61 63 74 65 72 73 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	characters,<br>&nbsp;&nbsp;&nbsp
2ba40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
2ba60	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
2ba80	73 70 3b 27 2d 27 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 27 5f 27 26 6e 62 73 70 3b 61 72	sp;'-'&nbsp;and&nbsp;'_'&nbsp;ar
2baa0	65 26 6e 62 73 70 3b 61 6c 6c 6f 77 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 74 68 65 26	e&nbsp;allowed&nbsp;in&nbsp;the&
2bac0	6e 62 73 70 3b 6e 61 6d 65 3c 62 72 3e 73 63 72 69 70 74 53 74 72 69 6e 67 3a 26 6e 62 73 70 3b	nbsp;name<br>scriptString:&nbsp;
2bae0	74 68 65 26 6e 62 73 70 3b 73 74 72 69 6e 67 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 70 61 73	the&nbsp;string&nbsp;to&nbsp;pas
2bb00	73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 3c 62	s&nbsp;to&nbsp;the&nbsp;script<b
2bb20	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 65 78 69 74 20 73 74 61 74 75 73	r></code><br><br>The.exit.status
2bb40	20 6f 66 20 74 68 65 20 73 79 73 74 65 6d 20 63 61 6c 6c 20 69 73 20 72 65 74 75 72 6e 65 64 20	.of.the.system.call.is.returned.
2bb60	69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 53 48 45 4c 4c 5f 53 54	if.OK,.otherwise.PI_BAD_SHELL_ST
2bb80	41 54 55 53 2e 0a 3c 62 72 3e 3c 62 72 3e 73 63 72 69 70 74 4e 61 6d 65 20 6d 75 73 74 20 65 78	ATUS..<br><br>scriptName.must.ex
2bba0	69 73 74 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 63 67 69 20 61 6e 64 20 6d 75 73 74 20	ist.in./opt/pigpio/cgi.and.must.
2bbc0	62 65 20 65 78 65 63 75 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72	be.executable..<br><br>The.retur
2bbe0	6e 65 64 20 65 78 69 74 20 73 74 61 74 75 73 20 69 73 20 6e 6f 72 6d 61 6c 6c 79 20 32 35 36 20	ned.exit.status.is.normally.256.
2bc00	74 69 6d 65 73 20 74 68 61 74 20 73 65 74 20 62 79 20 74 68 65 0a 73 68 65 6c 6c 20 73 63 72 69	times.that.set.by.the.shell.scri
2bc20	70 74 20 65 78 69 74 20 66 75 6e 63 74 69 6f 6e 2e 20 20 49 66 20 74 68 65 20 73 63 72 69 70 74	pt.exit.function...If.the.script
2bc40	20 63 61 6e 27 74 20 62 65 20 66 6f 75 6e 64 20 33 32 35 31 32 20 77 69 6c 6c 0a 62 65 20 72 65	.can't.be.found.32512.will.be.re
2bc60	74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61	turned..<br><br>The.following.ta
2bc80	62 6c 65 20 67 69 76 65 73 20 73 6f 6d 65 20 65 78 61 6d 70 6c 65 20 72 65 74 75 72 6e 65 64 20	ble.gives.some.example.returned.
2bca0	73 74 61 74 75 73 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d	statuses..<br><br><table.border=
2bcc0	22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d	"1".cellpadding="2".cellspacing=
2bce0	22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 53 63 72 69 70 74 20 65 78 69 74 20 73	"2"><tbody><tr><td>Script.exit.s
2bd00	74 61 74 75 73 3c 2f 74 64 3e 3c 74 64 3e 52 65 74 75 72 6e 65 64 20 73 79 73 74 65 6d 20 63 61	tatus</td><td>Returned.system.ca
2bd20	6c 6c 20 73 74 61 74 75 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64	ll.status</td></tr><tr><td>1</td
2bd40	3e 3c 74 64 3e 32 35 36 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 35 3c 2f 74 64 3e	><td>256</td></tr><tr><td>5</td>
2bd60	3c 74 64 3e 31 32 38 30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 30 3c 2f 74 64	<td>1280</td></tr><tr><td>10</td
2bd80	3e 3c 74 64 3e 32 35 36 30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 30 30 3c 2f	><td>2560</td></tr><tr><td>200</
2bda0	74 64 3e 3c 74 64 3e 35 31 32 30 30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 73 63	td><td>51200</td></tr><tr><td>sc
2bdc0	72 69 70 74 20 6e 6f 74 20 66 6f 75 6e 64 3c 2f 74 64 3e 3c 74 64 3e 33 32 35 31 32 3c 2f 74 64	ript.not.found</td><td>32512</td
2bde0	3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62	></tr></tbody></table><br><br><b
2be00	3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c	><small>Example</small></b><br><
2be20	62 72 3e 3c 63 6f 64 65 3e 2f 2f 26 6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70 3b 74 77 6f 26 6e	br><code>//&nbsp;pass&nbsp;two&n
2be40	62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f 26 6e 62 73 70 3b	bsp;parameters,&nbsp;hello&nbsp;
2be60	61 6e 64 26 6e 62 73 70 3b 77 6f 72 6c 64 3c 62 72 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26	and&nbsp;world<br>status&nbsp;=&
2be80	6e 62 73 70 3b 73 68 65 6c 6c 28 22 73 63 72 31 22 2c 26 6e 62 73 70 3b 22 68 65 6c 6c 6f 26 6e	nbsp;shell("scr1",&nbsp;"hello&n
2bea0	62 73 70 3b 77 6f 72 6c 64 22 29 3b 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 70 61 73 73	bsp;world");<br><br>//&nbsp;pass
2bec0	26 6e 62 73 70 3b 74 68 72 65 65 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 2c 26 6e 62 73	&nbsp;three&nbsp;parameters,&nbs
2bee0	70 3b 68 65 6c 6c 6f 2c 26 6e 62 73 70 3b 73 74 72 69 6e 67 26 6e 62 73 70 3b 77 69 74 68 26 6e	p;hello,&nbsp;string&nbsp;with&n
2bf00	62 73 70 3b 73 70 61 63 65 73 2c 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 77 6f 72 6c 64 3c	bsp;spaces,&nbsp;and&nbsp;world<
2bf20	62 72 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 73 68 65 6c 6c 28 22 73 63 72	br>status&nbsp;=&nbsp;shell("scr
2bf40	31 22 2c 26 6e 62 73 70 3b 22 68 65 6c 6c 6f 26 6e 62 73 70 3b 27 73 74 72 69 6e 67 26 6e 62 73	1",&nbsp;"hello&nbsp;'string&nbs
2bf60	70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 27 26 6e 62 73 70 3b 77 6f 72 6c 64 22 29	p;with&nbsp;spaces'&nbsp;world")
2bf80	3b 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70 3b 6f 6e 65 26 6e	;<br><br>//&nbsp;pass&nbsp;one&n
2bfa0	62 73 70 3b 70 61 72 61 6d 65 74 65 72 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f 26 6e 62 73 70 3b 73	bsp;parameter,&nbsp;hello&nbsp;s
2bfc0	74 72 69 6e 67 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 26 6e 62 73 70	tring&nbsp;with&nbsp;spaces&nbsp
2bfe0	3b 77 6f 72 6c 64 3c 62 72 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 73 68 65	;world<br>status&nbsp;=&nbsp;she
2c000	00 00 00 2c 26 6e 62 73 70 3b 73 74 61 72 74 54 69 63 6b 3b 3c 62 72 3e 3c 62 72 3e 70 72 69 6e	...,&nbsp;startTick;<br><br>prin
2c020	74 66 28 22 73 6f 6d 65 26 6e 62 73 70 3b 70 72 6f 63 65 73 73 69 6e 67 26 6e 62 73 70 3b 74 6f	tf("some&nbsp;processing&nbsp;to
2c040	6f 6b 26 6e 62 73 70 3b 25 64 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 22 2c 26 6e	ok&nbsp;%d&nbsp;microseconds",&n
2c060	62 73 70 3b 64 69 66 66 54 69 63 6b 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	bsp;diffTick);<br></code><h3><a.
2c080	6e 61 6d 65 3d 22 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69 73 69 6f 6e 22 3e 3c 2f 61 3e	name="gpioHardwareRevision"></a>
2c0a0	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 3c 73 6d 61 6c 6c 3e 75 6e 73 69 67	<a.href="#unsigned"><small>unsig
2c0c0	6e 65 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69	ned</small></a>.gpioHardwareRevi
2c0e0	73 69 6f 6e 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52	sion<small>(void)</small></h3>.R
2c100	65 74 75 72 6e 73 20 74 68 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 2e 0a 3c 62	eturns.the.hardware.revision..<b
2c120	72 3e 3c 62 72 3e 49 66 20 74 68 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 63	r><br>If.the.hardware.revision.c
2c140	61 6e 20 6e 6f 74 20 62 65 20 66 6f 75 6e 64 20 6f 72 20 69 73 20 6e 6f 74 20 61 20 76 61 6c 69	an.not.be.found.or.is.not.a.vali
2c160	64 20 68 65 78 61 64 65 63 69 6d 61 6c 0a 6e 75 6d 62 65 72 20 74 68 65 20 66 75 6e 63 74 69 6f	d.hexadecimal.number.the.functio
2c180	6e 20 72 65 74 75 72 6e 73 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 68 61 72 64 77 61 72	n.returns.0..<br><br>The.hardwar
2c1a0	65 20 72 65 76 69 73 69 6f 6e 20 69 73 20 74 68 65 20 6c 61 73 74 20 66 65 77 20 63 68 61 72 61	e.revision.is.the.last.few.chara
2c1c0	63 74 65 72 73 20 6f 6e 20 74 68 65 20 52 65 76 69 73 69 6f 6e 20 6c 69 6e 65 20 6f 66 0a 2f 70	cters.on.the.Revision.line.of./p
2c1e0	72 6f 63 2f 63 70 75 69 6e 66 6f 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 76 69 73 69 6f	roc/cpuinfo..<br><br>The.revisio
2c200	6e 20 6e 75 6d 62 65 72 20 63 61 6e 20 62 65 20 75 73 65 64 20 74 6f 20 64 65 74 65 72 6d 69 6e	n.number.can.be.used.to.determin
2c220	65 20 74 68 65 20 61 73 73 69 67 6e 6d 65 6e 74 20 6f 66 20 47 50 49 4f 0a 74 6f 20 70 69 6e 73	e.the.assignment.of.GPIO.to.pins
2c240	20 28 73 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 29 2e	.(see.<a.href="#gpio">gpio</a>).
2c260	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 61 72 65 20 61 74 20 6c 65 61 73 74 20 74 68 72 65	.<br><br>There.are.at.least.thre
2c280	65 20 74 79 70 65 73 20 6f 66 20 62 6f 61 72 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 31	e.types.of.board..<br><br>Type.1
2c2a0	20 62 6f 61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e	.boards.have.hardware.revision.n
2c2c0	75 6d 62 65 72 73 20 6f 66 20 32 20 61 6e 64 20 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20	umbers.of.2.and.3..<br><br>Type.
2c2e0	32 20 62 6f 61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20	2.boards.have.hardware.revision.
2c300	6e 75 6d 62 65 72 73 20 6f 66 20 34 2c 20 35 2c 20 36 2c 20 61 6e 64 20 31 35 2e 0a 3c 62 72 3e	numbers.of.4,.5,.6,.and.15..<br>
2c320	3c 62 72 3e 54 79 70 65 20 33 20 62 6f 61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20	<br>Type.3.boards.have.hardware.
2c340	72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 31 36 20 6f 72 20 67 72 65 61 74 65	revision.numbers.of.16.or.greate
2c360	72 2e 0a 3c 62 72 3e 3c 62 72 3e 66 6f 72 20 22 52 65 76 69 73 69 6f 6e 20 20 20 20 20 20 20 3a	r..<br><br>for."Revision.......:
2c380	20 30 30 30 32 22 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 32 2e 3c 62	.0002".the.function.returns.2.<b
2c3a0	72 3e 0a 66 6f 72 20 22 52 65 76 69 73 69 6f 6e 20 20 20 20 20 20 20 3a 20 30 30 30 66 22 20 74	r>.for."Revision.......:.000f".t
2c3c0	68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 31 35 2e 3c 62 72 3e 0a 66 6f 72 20	he.function.returns.15.<br>.for.
2c3e0	22 52 65 76 69 73 69 6f 6e 20 20 20 20 20 20 20 3a 20 30 30 30 67 22 20 74 68 65 20 66 75 6e 63	"Revision.......:.000g".the.func
2c400	74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69	tion.returns.0..<h3><a.name="gpi
2c420	6f 56 65 72 73 69 6f 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	oVersion"></a><a.href="#unsigned
2c440	22 3e 3c 73 6d 61 6c 6c 3e 75 6e 73 69 67 6e 65 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70	"><small>unsigned</small></a>.gp
2c460	69 6f 56 65 72 73 69 6f 6e 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	ioVersion<small>(void)</small></
2c480	68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 70 69 67 70 69 6f 20 76 65 72 73 69 6f 6e 2e 0a	h3>.Returns.the.pigpio.version..
2c4a0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 47 65 74 50 61 64 22 3e 3c 2f 61 3e 3c 61 20	<h3><a.name="gpioGetPad"></a><a.
2c4c0	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
2c4e0	61 3e 20 67 70 69 6f 47 65 74 50 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75	a>.gpioGetPad<small>(<a.href="#u
2c500	6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	nsigned">unsigned</a>.<a.href="#
2c520	70 61 64 22 3e 70 61 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20	pad">pad</a>)</small></h3>.This.
2c540	66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 70 61 64 20 64 72 69 76 65 20 73	function.returns.the.pad.drive.s
2c560	74 72 65 6e 67 74 68 20 69 6e 20 6d 41 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 61 64	trength.in.mA..<br><br><code>pad
2c580	3a 26 6e 62 73 70 3b 30 2d 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 61 64 26 6e 62	:&nbsp;0-2,&nbsp;the&nbsp;pad&nb
2c5a0	73 70 3b 74 6f 26 6e 62 73 70 3b 67 65 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	sp;to&nbsp;get<br></code><br><br
2c5c0	3e 52 65 74 75 72 6e 73 20 74 68 65 20 70 61 64 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 20	>Returns.the.pad.drive.strength.
2c5e0	69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 50 41 44 2e 0a 3c 62 72	if.OK,.otherwise.PI_BAD_PAD..<br
2c600	3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69	><br><table.border="1".cellpaddi
2c620	6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74	ng="2".cellspacing="2"><tbody><t
2c640	72 3e 3c 74 64 3e 50 61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e 3c 2f 74 72 3e	r><td>Pad</td><td>GPIO</td></tr>
2c660	3c 74 72 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e 3c 2f 74 72 3e	<tr><td>0</td><td>0-27</td></tr>
2c680	3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64 3e 3c 2f 74 72	<tr><td>1</td><td>28-45</td></tr
2c6a0	3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74 64 3e 3c 2f 74	><tr><td>2</td><td>46-53</td></t
2c6c0	72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	r></tbody></table><br><br><b><sm
2c6e0	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
2c700	63 6f 64 65 3e 73 74 72 65 6e 67 74 68 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 47 65	code>strength&nbsp;=&nbsp;gpioGe
2c720	74 50 61 64 28 31 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 67 65 74 26 6e 62 73 70 3b 70	tPad(1);&nbsp;//&nbsp;get&nbsp;p
2c740	61 64 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 74 72 65 6e 67 74 68 3c 62 72 3e 3c 2f 63 6f 64	ad&nbsp;1&nbsp;strength<br></cod
2c760	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 74 50 61 64 22 3e 3c 2f 61 3e 3c	e><h3><a.name="gpioSetPad"></a><
2c780	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
2c7a0	3c 2f 61 3e 20 67 70 69 6f 53 65 74 50 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	</a>.gpioSetPad<small>(<a.href="
2c7c0	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
2c7e0	22 23 70 61 64 22 3e 70 61 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	"#pad">pad</a>,.<a.href="#unsign
2c800	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 61 64 53 74	ed">unsigned</a>.<a.href="#padSt
2c820	72 65 6e 67 74 68 22 3e 70 61 64 53 74 72 65 6e 67 74 68 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	rength">padStrength</a>)</small>
2c840	3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 74 73 20 74 68 65 20 70 61 64	</h3>.This.function.sets.the.pad
2c860	20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 20 69 6e 20 6d 41 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	.drive.strength.in.mA..<br><br><
2c880	63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	code>&nbsp;&nbsp;&nbsp;&nbsp;&nb
2c8a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 61 64 3a 26 6e 62 73 70 3b 30	sp;&nbsp;&nbsp;&nbsp;pad:&nbsp;0
2c8c0	2d 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 61 64 26 6e 62 73 70 3b 74 6f 26 6e 62	-2,&nbsp;the&nbsp;pad&nbsp;to&nb
2c8e0	73 70 3b 73 65 74 3c 62 72 3e 70 61 64 53 74 72 65 6e 67 74 68 3a 26 6e 62 73 70 3b 31 2d 31 36	sp;set<br>padStrength:&nbsp;1-16
2c900	26 6e 62 73 70 3b 6d 41 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	&nbsp;mA<br></code><br><br>Retur
2c920	6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 50 41 44	ns.0.if.OK,.otherwise.PI_BAD_PAD
2c940	2c 20 6f 72 20 50 49 5f 42 41 44 5f 53 54 52 45 4e 47 54 48 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74	,.or.PI_BAD_STRENGTH..<br><br><t
2c960	61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20	able.border="1".cellpadding="2".
2c980	63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 50	cellspacing="2"><tbody><tr><td>P
2c9a0	61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ad</td><td>GPIO</td></tr><tr><td
2c9c0	3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	>0</td><td>0-27</td></tr><tr><td
2c9e0	3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	>1</td><td>28-45</td></tr><tr><t
2ca00	64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f	d>2</td><td>46-53</td></tr></tbo
2ca20	64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61	dy></table><br><br><b><small>Exa
2ca40	6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70	mple</small></b><br><br><code>gp
2ca60	69 6f 53 65 74 50 61 64 28 30 2c 26 6e 62 73 70 3b 31 36 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62	ioSetPad(0,&nbsp;16);&nbsp;//&nb
2ca80	73 70 3b 73 65 74 26 6e 62 73 70 3b 70 61 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 73 74 72 65	sp;set&nbsp;pad&nbsp;0&nbsp;stre
2caa0	6e 67 74 68 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 6d 41 3c 62 72 3e	ngth&nbsp;to&nbsp;16&nbsp;mA<br>
2cac0	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 4d 6f 6e 69 74 6f 72	</code><h3><a.name="eventMonitor
2cae0	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
2cb00	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 65 76 65 6e 74 4d 6f 6e 69 74 6f 72 3c 73 6d 61 6c 6c 3e 28	/small></a>.eventMonitor<small>(
2cb20	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
2cb40	20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c	.<a.href="#handle">handle</a>,.<
2cb60	61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20	a.href="#uint32_t">uint32_t</a>.
2cb80	3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	<a.href="#bits">bits</a>)</small
2cba0	3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 6c 65 63 74 73 20 74 68 65	></h3>.This.function.selects.the
2cbc0	20 65 76 65 6e 74 73 20 74 6f 20 62 65 20 72 65 70 6f 72 74 65 64 20 6f 6e 20 61 20 70 72 65 76	.events.to.be.reported.on.a.prev
2cbe0	69 6f 75 73 6c 79 0a 6f 70 65 6e 65 64 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	iously.opened.handle..<br><br><c
2cc00	6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73	ode>handle:&nbsp;&gt;=0,&nbsp;as
2cc20	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68	&nbsp;returned&nbsp;by&nbsp;<a.h
2cc40	72 65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 22 3e 67 70 69 6f 4e 6f 74 69 66 79	ref="#gpioNotifyOpen">gpioNotify
2cc60	4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 69 74 73 3a 26 6e 62	Open</a><br>&nbsp;&nbsp;bits:&nb
2cc80	73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 69 6e 64	sp;a&nbsp;bit&nbsp;mask&nbsp;ind
2cca0	69 63 61 74 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 65 76 65 6e 74 73 26 6e 62 73	icating&nbsp;the&nbsp;events&nbs
2ccc0	70 3b 6f 66 26 6e 62 73 70 3b 69 6e 74 65 72 65 73 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	p;of&nbsp;interest<br></code><br
2cce0	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
2cd00	50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 72 65 70 6f 72 74 20	PI_BAD_HANDLE..<br><br>A.report.
2cd20	69 73 20 73 65 6e 74 20 65 61 63 68 20 74 69 6d 65 20 61 6e 20 65 76 65 6e 74 20 69 73 20 74 72	is.sent.each.time.an.event.is.tr
2cd40	69 67 67 65 72 65 64 20 70 72 6f 76 69 64 69 6e 67 20 74 68 65 0a 63 6f 72 72 65 73 70 6f 6e 64	iggered.providing.the.correspond
2cd60	69 6e 67 20 62 69 74 20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e	ing.bit.in.bits.is.set..<br><br>
2cd80	53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 22 3e 67	See.<a.href="#gpioNotifyBegin">g
2cda0	70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 3c 2f 61 3e 20 66 6f 72 20 74 68 65 20 6e 6f 74 69 66	pioNotifyBegin</a>.for.the.notif
2cdc0	69 63 61 74 69 6f 6e 20 66 6f 72 6d 61 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c	ication.format..<br><br><b><smal
2cde0	6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f	l>Example</small></b><br><br><co
2ce00	64 65 3e 2f 2f 26 6e 62 73 70 3b 53 74 61 72 74 26 6e 62 73 70 3b 72 65 70 6f 72 74 69 6e 67 26	de>//&nbsp;Start&nbsp;reporting&
2ce20	6e 62 73 70 3b 65 76 65 6e 74 73 26 6e 62 73 70 3b 33 2c 26 6e 62 73 70 3b 36 2c 26 6e 62 73 70	nbsp;events&nbsp;3,&nbsp;6,&nbsp
2ce40	3b 61 6e 64 26 6e 62 73 70 3b 37 2e 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 26 6e 62 73	;and&nbsp;7.<br><br>//&nbsp;&nbs
2ce60	70 3b 62 69 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;bit&nbsp;&nbsp;&nbsp;&nbsp;&nb
2ce80	73 70 3b 26 6e 62 73 70 3b 37 36 35 34 33 32 31 30 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 28 30 78	sp;&nbsp;76543210<br>//&nbsp;(0x
2cea0	43 38 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 62 31 31 30 30 31 30 30 30 29 3c 62 72 3e 3c 62	C8&nbsp;=&nbsp;0b11001000)<br><b
2cec0	72 3e 65 76 65 6e 74 4d 6f 6e 69 74 6f 72 28 68 2c 26 6e 62 73 70 3b 30 78 43 38 29 3b 3c 62 72	r>eventMonitor(h,&nbsp;0xC8);<br
2cee0	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 53 65 74 46 75 6e	></code><h3><a.name="eventSetFun
2cf00	63 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	c"></a><a.href="#int"><small>int
2cf20	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 65 76 65 6e 74 53 65 74 46 75 6e 63 3c 73 6d 61 6c 6c 3e	</small></a>.eventSetFunc<small>
2cf40	28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	(<a.href="#unsigned">unsigned</a
2cf60	3e 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 2c 20 3c 61	>.<a.href="#event">event</a>,.<a
2cf80	20 68 72 65 66 3d 22 23 65 76 65 6e 74 46 75 6e 63 5f 74 22 3e 65 76 65 6e 74 46 75 6e 63 5f 74	.href="#eventFunc_t">eventFunc_t
2cfa0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	</a>.<a.href="#f">f</a>)</small>
2cfc0	3c 2f 68 33 3e 0a 52 65 67 69 73 74 65 72 73 20 61 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 62 65	</h3>.Registers.a.function.to.be
2cfe0	20 63 61 6c 6c 65 64 20 28 61 20 63 61 6c 6c 62 61 63 6b 29 20 77 68 65 6e 20 74 68 65 20 73 70	.called.(a.callback).when.the.sp
2d000	00 00 00 2d 73 0a 61 75 74 6f 6d 61 74 69 63 61 6c 6c 79 20 73 63 61 6c 65 64 20 74 6f 20 74 61	...-s.automatically.scaled.to.ta
2d020	6b 65 20 74 68 69 73 20 69 6e 74 6f 20 61 63 63 6f 75 6e 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	ke.this.into.account..<h3><a.nam
2d040	65 3d 22 67 70 69 6f 54 69 6d 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	e="gpioTime"></a><a.href="#int">
2d060	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 54 69 6d 65 3c	<small>int</small></a>.gpioTime<
2d080	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	small>(<a.href="#unsigned">unsig
2d0a0	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 74 79 70 65 22 3e 74 69 6d 65	ned</a>.<a.href="#timetype">time
2d0c0	74 79 70 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e	type</a>,.<a.href="#int">int</a>
2d0e0	20 3c 61 20 68 72 65 66 3d 22 23 2a 73 65 63 6f 6e 64 73 22 3e 2a 73 65 63 6f 6e 64 73 3c 2f 61	.<a.href="#*seconds">*seconds</a
2d100	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65	>,.<a.href="#int">int</a>.<a.hre
2d120	66 3d 22 23 2a 6d 69 63 72 6f 73 22 3e 2a 6d 69 63 72 6f 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	f="#*micros">*micros</a>)</small
2d140	3e 3c 2f 68 33 3e 0a 55 70 64 61 74 65 73 20 74 68 65 20 73 65 63 6f 6e 64 73 20 61 6e 64 20 6d	></h3>.Updates.the.seconds.and.m
2d160	69 63 72 6f 73 20 76 61 72 69 61 62 6c 65 73 20 77 69 74 68 20 74 68 65 20 63 75 72 72 65 6e 74	icros.variables.with.the.current
2d180	20 74 69 6d 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 74 69 6d 65 74 79 70 65 3a 26 6e	.time..<br><br><code>timetype:&n
2d1a0	62 73 70 3b 30 26 6e 62 73 70 3b 28 72 65 6c 61 74 69 76 65 29 2c 26 6e 62 73 70 3b 31 26 6e 62	bsp;0&nbsp;(relative),&nbsp;1&nb
2d1c0	73 70 3b 28 61 62 73 6f 6c 75 74 65 29 3c 62 72 3e 26 6e 62 73 70 3b 73 65 63 6f 6e 64 73 3a 26	sp;(absolute)<br>&nbsp;seconds:&
2d1e0	6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	nbsp;a&nbsp;pointer&nbsp;to&nbsp
2d200	3b 61 6e 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e	;an&nbsp;int&nbsp;to&nbsp;hold&n
2d220	62 73 70 3b 73 65 63 6f 6e 64 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 69 63 72 6f	bsp;seconds<br>&nbsp;&nbsp;micro
2d240	73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e	s:&nbsp;a&nbsp;pointer&nbsp;to&n
2d260	62 73 70 3b 61 6e 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c	bsp;an&nbsp;int&nbsp;to&nbsp;hol
2d280	64 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	d&nbsp;microseconds<br></code><b
2d2a0	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65	r><br>Returns.0.if.OK,.otherwise
2d2c0	20 50 49 5f 42 41 44 5f 54 49 4d 45 54 59 50 45 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 69 6d	.PI_BAD_TIMETYPE..<br><br>If.tim
2d2e0	65 74 79 70 65 20 69 73 20 50 49 5f 54 49 4d 45 5f 41 42 53 4f 4c 55 54 45 20 75 70 64 61 74 65	etype.is.PI_TIME_ABSOLUTE.update
2d300	73 20 73 65 63 6f 6e 64 73 20 61 6e 64 20 6d 69 63 72 6f 73 20 77 69 74 68 20 74 68 65 0a 6e 75	s.seconds.and.micros.with.the.nu
2d320	6d 62 65 72 20 6f 66 20 73 65 63 6f 6e 64 73 20 61 6e 64 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73	mber.of.seconds.and.microseconds
2d340	20 73 69 6e 63 65 20 74 68 65 20 65 70 6f 63 68 20 28 31 73 74 20 4a 61 6e 75 61 72 79 20 31 39	.since.the.epoch.(1st.January.19
2d360	37 30 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 69 6d 65 74 79 70 65 20 69 73 20 50 49 5f 54	70)..<br><br>If.timetype.is.PI_T
2d380	49 4d 45 5f 52 45 4c 41 54 49 56 45 20 75 70 64 61 74 65 73 20 73 65 63 6f 6e 64 73 20 61 6e 64	IME_RELATIVE.updates.seconds.and
2d3a0	20 6d 69 63 72 6f 73 20 77 69 74 68 20 74 68 65 0a 6e 75 6d 62 65 72 20 6f 66 20 73 65 63 6f 6e	.micros.with.the.number.of.secon
2d3c0	64 73 20 61 6e 64 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 74 68 65 20 6c 69	ds.and.microseconds.since.the.li
2d3e0	62 72 61 72 79 20 77 61 73 20 69 6e 69 74 69 61 6c 69 73 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	brary.was.initialised..<br><br><
2d400	62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	b><small>Example</small></b><br>
2d420	3c 62 72 3e 3c 63 6f 64 65 3e 69 6e 74 26 6e 62 73 70 3b 73 65 63 73 2c 26 6e 62 73 70 3b 6d 69	<br><code>int&nbsp;secs,&nbsp;mi
2d440	63 73 3b 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 70 72 69 6e 74 26 6e 62 73 70 3b 74 68	cs;<br><br>//&nbsp;print&nbsp;th
2d460	65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 73 65 63 6f 6e	e&nbsp;number&nbsp;of&nbsp;secon
2d480	64 73 26 6e 62 73 70 3b 73 69 6e 63 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6c 69 62 72	ds&nbsp;since&nbsp;the&nbsp;libr
2d4a0	61 72 79 26 6e 62 73 70 3b 77 61 73 26 6e 62 73 70 3b 73 74 61 72 74 65 64 3c 62 72 3e 67 70 69	ary&nbsp;was&nbsp;started<br>gpi
2d4c0	6f 54 69 6d 65 28 50 49 5f 54 49 4d 45 5f 52 45 4c 41 54 49 56 45 2c 26 6e 62 73 70 3b 26 73 65	oTime(PI_TIME_RELATIVE,&nbsp;&se
2d4e0	63 73 2c 26 6e 62 73 70 3b 26 6d 69 63 73 29 3b 3c 62 72 3e 70 72 69 6e 74 66 28 22 6c 69 62 72	cs,&nbsp;&mics);<br>printf("libr
2d500	61 72 79 26 6e 62 73 70 3b 73 74 61 72 74 65 64 26 6e 62 73 70 3b 25 64 2e 25 30 33 64 26 6e 62	ary&nbsp;started&nbsp;%d.%03d&nb
2d520	73 70 3b 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 61 67 6f 22 2c 26 6e 62 73 70 3b 73 65 63 73 2c	sp;seconds&nbsp;ago",&nbsp;secs,
2d540	26 6e 62 73 70 3b 6d 69 63 73 2f 31 30 30 30 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	&nbsp;mics/1000);<br></code><h3>
2d560	3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 6c 65 65 70 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	<a.name="gpioSleep"></a><a.href=
2d580	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70	"#int"><small>int</small></a>.gp
2d5a0	69 6f 53 6c 65 65 70 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	ioSleep<small>(<a.href="#unsigne
2d5c0	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 74 79	d">unsigned</a>.<a.href="#timety
2d5e0	70 65 22 3e 74 69 6d 65 74 79 70 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	pe">timetype</a>,.<a.href="#int"
2d600	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 63 6f 6e 64 73 22 3e 73 65 63 6f	>int</a>.<a.href="#seconds">seco
2d620	6e 64 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20	nds</a>,.<a.href="#int">int</a>.
2d640	3c 61 20 68 72 65 66 3d 22 23 6d 69 63 72 6f 73 22 3e 6d 69 63 72 6f 73 3c 2f 61 3e 29 3c 2f 73	<a.href="#micros">micros</a>)</s
2d660	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 6c 65 65 70 73 20 66 6f 72 20 74 68 65 20 6e 75 6d 62 65 72	mall></h3>.Sleeps.for.the.number
2d680	20 6f 66 20 73 65 63 6f 6e 64 73 20 61 6e 64 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 70 65	.of.seconds.and.microseconds.spe
2d6a0	63 69 66 69 65 64 20 62 79 20 73 65 63 6f 6e 64 73 0a 61 6e 64 20 6d 69 63 72 6f 73 2e 0a 3c 62	cified.by.seconds.and.micros..<b
2d6c0	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 74 69 6d 65 74 79 70 65 3a 26 6e 62 73 70 3b 30 26 6e 62 73	r><br><code>timetype:&nbsp;0&nbs
2d6e0	70 3b 28 72 65 6c 61 74 69 76 65 29 2c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 28 61 62 73 6f 6c	p;(relative),&nbsp;1&nbsp;(absol
2d700	75 74 65 29 3c 62 72 3e 26 6e 62 73 70 3b 73 65 63 6f 6e 64 73 3a 26 6e 62 73 70 3b 73 65 63 6f	ute)<br>&nbsp;seconds:&nbsp;seco
2d720	6e 64 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 6c 65 65 70 3c 62 72 3e 26 6e 62 73 70 3b	nds&nbsp;to&nbsp;sleep<br>&nbsp;
2d740	26 6e 62 73 70 3b 6d 69 63 72 6f 73 3a 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 26	&nbsp;micros:&nbsp;microseconds&
2d760	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 6c 65 65 70 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	nbsp;to&nbsp;sleep<br></code><br
2d780	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
2d7a0	50 49 5f 42 41 44 5f 54 49 4d 45 54 59 50 45 2c 20 50 49 5f 42 41 44 5f 53 45 43 4f 4e 44 53 2c	PI_BAD_TIMETYPE,.PI_BAD_SECONDS,
2d7c0	0a 6f 72 20 50 49 5f 42 41 44 5f 4d 49 43 52 4f 53 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 69	.or.PI_BAD_MICROS..<br><br>If.ti
2d7e0	6d 65 74 79 70 65 20 69 73 20 50 49 5f 54 49 4d 45 5f 41 42 53 4f 4c 55 54 45 20 74 68 65 20 73	metype.is.PI_TIME_ABSOLUTE.the.s
2d800	6c 65 65 70 20 65 6e 64 73 20 77 68 65 6e 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 65 63	leep.ends.when.the.number.of.sec
2d820	6f 6e 64 73 0a 61 6e 64 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 74 68 65 20	onds.and.microseconds.since.the.
2d840	65 70 6f 63 68 20 28 31 73 74 20 4a 61 6e 75 61 72 79 20 31 39 37 30 29 20 68 61 73 20 65 6c 61	epoch.(1st.January.1970).has.ela
2d860	70 73 65 64 2e 20 20 53 79 73 74 65 6d 0a 63 6c 6f 63 6b 20 63 68 61 6e 67 65 73 20 61 72 65 20	psed...System.clock.changes.are.
2d880	74 61 6b 65 6e 20 69 6e 74 6f 20 61 63 63 6f 75 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74	taken.into.account..<br><br>If.t
2d8a0	69 6d 65 74 79 70 65 20 69 73 20 50 49 5f 54 49 4d 45 5f 52 45 4c 41 54 49 56 45 20 74 68 65 20	imetype.is.PI_TIME_RELATIVE.the.
2d8c0	73 6c 65 65 70 20 69 73 20 66 6f 72 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 6e 75 6d 62 65	sleep.is.for.the.specified.numbe
2d8e0	72 0a 6f 66 20 73 65 63 6f 6e 64 73 20 61 6e 64 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 20 20	r.of.seconds.and.microseconds...
2d900	53 79 73 74 65 6d 20 63 6c 6f 63 6b 20 63 68 61 6e 67 65 73 20 64 6f 20 6e 6f 74 20 65 66 66 65	System.clock.changes.do.not.effe
2d920	63 74 20 74 68 65 0a 73 6c 65 65 70 20 6c 65 6e 67 74 68 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72	ct.the.sleep.length..<br><br>For
2d940	20 73 68 6f 72 74 20 64 65 6c 61 79 73 20 28 73 61 79 2c 20 35 30 20 6d 69 63 72 6f 73 65 6f 6e	.short.delays.(say,.50.microseon
2d960	64 73 20 6f 72 20 6c 65 73 73 29 20 75 73 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 44 65	ds.or.less).use.<a.href="#gpioDe
2d980	6c 61 79 22 3e 67 70 69 6f 44 65 6c 61 79 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	lay">gpioDelay</a>..<br><br><b><
2d9a0	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
2d9c0	3e 3c 63 6f 64 65 3e 67 70 69 6f 53 6c 65 65 70 28 50 49 5f 54 49 4d 45 5f 52 45 4c 41 54 49 56	><code>gpioSleep(PI_TIME_RELATIV
2d9e0	45 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 35 30 30 30 30 30 29 3b 26 6e 62 73 70 3b 2f 2f	E,&nbsp;2,&nbsp;500000);&nbsp;//
2da00	26 6e 62 73 70 3b 73 6c 65 65 70 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 32 2e 35 26 6e 62	&nbsp;sleep&nbsp;for&nbsp;2.5&nb
2da20	73 70 3b 73 65 63 6f 6e 64 73 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 53 6c 65 65 70 28 50 49 5f 54	sp;seconds<br><br>gpioSleep(PI_T
2da40	49 4d 45 5f 52 45 4c 41 54 49 56 45 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 31 30 30 30 30	IME_RELATIVE,&nbsp;0,&nbsp;10000
2da60	30 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 6c 65 65 70 26 6e 62 73 70 3b 66 6f 72 26	0);&nbsp;//&nbsp;sleep&nbsp;for&
2da80	6e 62 73 70 3b 30 2e 31 26 6e 62 73 70 3b 73 65 63 6f 6e 64 73 3c 62 72 3e 3c 62 72 3e 67 70 69	nbsp;0.1&nbsp;seconds<br><br>gpi
2daa0	6f 53 6c 65 65 70 28 50 49 5f 54 49 4d 45 5f 52 45 4c 41 54 49 56 45 2c 26 6e 62 73 70 3b 36 30	oSleep(PI_TIME_RELATIVE,&nbsp;60
2dac0	2c 26 6e 62 73 70 3b 30 29 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	,&nbsp;0);&nbsp;&nbsp;&nbsp;&nbs
2dae0	70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 6c 65 65 70 26 6e 62 73 70 3b 66 6f 72 26 6e	p;&nbsp;//&nbsp;sleep&nbsp;for&n
2db00	62 73 70 3b 6f 6e 65 26 6e 62 73 70 3b 6d 69 6e 75 74 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	bsp;one&nbsp;minute<br></code><h
2db20	33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 44 65 6c 61 79 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	3><a.name="gpioDelay"></a><a.hre
2db40	66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73	f="#uint32_t"><small>uint32_t</s
2db60	6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 44 65 6c 61 79 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72	mall></a>.gpioDelay<small>(<a.hr
2db80	65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68	ef="#uint32_t">uint32_t</a>.<a.h
2dba0	72 65 66 3d 22 23 6d 69 63 72 6f 73 22 3e 6d 69 63 72 6f 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	ref="#micros">micros</a>)</small
2dbc0	3e 3c 2f 68 33 3e 0a 44 65 6c 61 79 73 20 66 6f 72 20 61 74 20 6c 65 61 73 74 20 74 68 65 20 6e	></h3>.Delays.for.at.least.the.n
2dbe0	75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 70 65 63 69 66 69 65 64 20	umber.of.microseconds.specified.
2dc00	62 79 20 6d 69 63 72 6f 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 6d 69 63 72 6f 73 3a	by.micros..<br><br><code>micros:
2dc20	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62	&nbsp;the&nbsp;number&nbsp;of&nb
2dc40	73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 6c 65	sp;microseconds&nbsp;to&nbsp;sle
2dc60	65 70 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65	ep<br></code><br><br>Returns.the
2dc80	20 61 63 74 75 61 6c 20 6c 65 6e 67 74 68 20 6f 66 20 74 68 65 20 64 65 6c 61 79 20 69 6e 20 6d	.actual.length.of.the.delay.in.m
2dca0	69 63 72 6f 73 65 63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 44 65 6c 61 79 73 20 6f 66 20 31	icroseconds..<br><br>Delays.of.1
2dcc0	30 30 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 72 20 6c 65 73 73 20 75 73 65 20 62 75 73 79	00.microseconds.or.less.use.busy
2dce0	20 77 61 69 74 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 54 69 63 6b 22 3e 3c	.waits..<h3><a.name="gpioTick"><
2dd00	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75 69	/a><a.href="#uint32_t"><small>ui
2dd20	6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 54 69 63 6b 3c 73 6d 61 6c	nt32_t</small></a>.gpioTick<smal
2dd40	6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68	l>(void)</small></h3>.Returns.th
2dd60	65 20 63 75 72 72 65 6e 74 20 73 79 73 74 65 6d 20 74 69 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54	e.current.system.tick..<br><br>T
2dd80	69 63 6b 20 69 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64	ick.is.the.number.of.microsecond
2dda0	73 20 73 69 6e 63 65 20 73 79 73 74 65 6d 20 62 6f 6f 74 2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 20	s.since.system.boot..<br><br>As.
2ddc0	74 69 63 6b 20 69 73 20 61 6e 20 75 6e 73 69 67 6e 65 64 20 33 32 20 62 69 74 20 71 75 61 6e 74	tick.is.an.unsigned.32.bit.quant
2dde0	69 74 79 20 69 74 20 77 72 61 70 73 20 61 72 6f 75 6e 64 20 61 66 74 65 72 0a 32 5e 33 32 20 6d	ity.it.wraps.around.after.2^32.m
2de00	69 63 72 6f 73 65 63 6f 6e 64 73 2c 20 77 68 69 63 68 20 69 73 20 61 70 70 72 6f 78 69 6d 61 74	icroseconds,.which.is.approximat
2de20	65 6c 79 20 31 20 68 6f 75 72 20 31 32 20 6d 69 6e 75 74 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 59	ely.1.hour.12.minutes..<br><br>Y
2de40	6f 75 20 64 6f 6e 27 74 20 6e 65 65 64 20 74 6f 20 77 6f 72 72 79 20 61 62 6f 75 74 20 74 68 65	ou.don't.need.to.worry.about.the
2de60	20 77 72 61 70 20 61 72 6f 75 6e 64 20 61 73 20 6c 6f 6e 67 20 61 73 20 79 6f 75 0a 74 61 6b 65	.wrap.around.as.long.as.you.take
2de80	20 61 20 74 69 63 6b 20 28 75 69 6e 74 33 32 5f 74 29 20 66 72 6f 6d 20 61 6e 6f 74 68 65 72 20	.a.tick.(uint32_t).from.another.
2dea0	74 69 63 6b 2c 20 69 2e 65 2e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 0a 63 6f 64 65 20 77 69	tick,.i.e..the.following.code.wi
2dec0	6c 6c 20 61 6c 77 61 79 73 20 70 72 6f 76 69 64 65 20 74 68 65 20 63 6f 72 72 65 63 74 20 64 69	ll.always.provide.the.correct.di
2dee0	66 66 65 72 65 6e 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d	fference..<br><br><b><small>Exam
2df00	70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 69 6e	ple</small></b><br><br><code>uin
2df20	74 33 32 5f 74 26 6e 62 73 70 3b 73 74 61 72 74 54 69 63 6b 2c 26 6e 62 73 70 3b 65 6e 64 54 69	t32_t&nbsp;startTick,&nbsp;endTi
2df40	63 6b 3b 3c 62 72 3e 69 6e 74 26 6e 62 73 70 3b 64 69 66 66 54 69 63 6b 3b 3c 62 72 3e 3c 62 72	ck;<br>int&nbsp;diffTick;<br><br
2df60	3e 73 74 61 72 74 54 69 63 6b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 54 69 63 6b 28	>startTick&nbsp;=&nbsp;gpioTick(
2df80	29 3b 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 64 6f 26 6e 62 73 70 3b 73 6f 6d 65 26 6e	);<br><br>//&nbsp;do&nbsp;some&n
2dfa0	62 73 70 3b 70 72 6f 63 65 73 73 69 6e 67 3c 62 72 3e 3c 62 72 3e 65 6e 64 54 69 63 6b 26 6e 62	bsp;processing<br><br>endTick&nb
2dfc0	73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 54 69 63 6b 28 29 3b 3c 62 72 3e 3c 62 72 3e 64 69 66	sp;=&nbsp;gpioTick();<br><br>dif
2dfe0	66 54 69 63 6b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 65 6e 64 54 69 63 6b 26 6e 62 73 70 3b 2d	fTick&nbsp;=&nbsp;endTick&nbsp;-
2e000	00 00 00 2e 62 73 70 3b 67 70 69 6f 3a 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 64 65 73 63	....bsp;gpio:&nbsp;see&nbsp;desc
2e020	72 69 70 74 69 6f 6e 3c 62 72 3e 63 6c 6b 66 72 65 71 3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	ription<br>clkfreq:&nbsp;0&nbsp;
2e040	28 6f 66 66 29 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 34 36 38 39 2d 32 35 30 4d 26 6e 62 73	(off)&nbsp;or&nbsp;4689-250M&nbs
2e060	70 3b 28 31 33 31 38 34 2d 33 37 35 4d 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74 68 65 26	p;(13184-375M&nbsp;for&nbsp;the&
2e080	6e 62 73 70 3b 42 43 4d 32 37 31 31 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	nbsp;BCM2711)<br></code><br><br>
2e0a0	52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41	Returns.0.if.OK,.otherwise.PI_BA
2e0c0	44 5f 47 50 49 4f 2c 20 50 49 5f 4e 4f 54 5f 48 43 4c 4b 5f 47 50 49 4f 2c 0a 50 49 5f 42 41 44	D_GPIO,.PI_NOT_HCLK_GPIO,.PI_BAD
2e0e0	5f 48 43 4c 4b 5f 46 52 45 51 2c 6f 72 20 50 49 5f 42 41 44 5f 48 43 4c 4b 5f 50 41 53 53 2e 0a	_HCLK_FREQ,or.PI_BAD_HCLK_PASS..
2e100	3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 61 6d 65 20 63 6c 6f 63 6b 20 69 73 20 61 76 61 69 6c 61	<br><br>The.same.clock.is.availa
2e120	62 6c 65 20 6f 6e 20 6d 75 6c 74 69 70 6c 65 20 47 50 49 4f 2e 20 20 54 68 65 20 6c 61 74 65 73	ble.on.multiple.GPIO...The.lates
2e140	74 0a 66 72 65 71 75 65 6e 63 79 20 73 65 74 74 69 6e 67 20 77 69 6c 6c 20 62 65 20 75 73 65 64	t.frequency.setting.will.be.used
2e160	20 62 79 20 61 6c 6c 20 47 50 49 4f 20 77 68 69 63 68 20 73 68 61 72 65 20 61 20 63 6c 6f 63 6b	.by.all.GPIO.which.share.a.clock
2e180	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 6d 75 73 74 20 62 65 20 6f 6e 65 20 6f	..<br><br>The.GPIO.must.be.one.o
2e1a0	66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 34	f.the.following..<br><br><code>4
2e1c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e	&nbsp;&nbsp;&nbsp;clock&nbsp;0&n
2e1e0	62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 3c 62 72 3e 35 26 6e	bsp;&nbsp;All&nbsp;models<br>5&n
2e200	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73	bsp;&nbsp;&nbsp;clock&nbsp;1&nbs
2e220	70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74	p;&nbsp;All&nbsp;models&nbsp;but
2e240	26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 26 6e 62 73 70 3b 28 72 65	&nbsp;A&nbsp;and&nbsp;B&nbsp;(re
2e260	73 65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70	served&nbsp;for&nbsp;system&nbsp
2e280	3b 75 73 65 29 3c 62 72 3e 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63	;use)<br>6&nbsp;&nbsp;&nbsp;cloc
2e2a0	6b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64	k&nbsp;2&nbsp;&nbsp;All&nbsp;mod
2e2c0	65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73	els&nbsp;but&nbsp;A&nbsp;and&nbs
2e2e0	70 3b 42 3c 62 72 3e 32 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b	p;B<br>20&nbsp;&nbsp;clock&nbsp;
2e300	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73	0&nbsp;&nbsp;All&nbsp;models&nbs
2e320	70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e	p;but&nbsp;A&nbsp;and&nbsp;B<br>
2e340	32 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b	21&nbsp;&nbsp;clock&nbsp;1&nbsp;
2e360	26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e	&nbsp;All&nbsp;models&nbsp;but&n
2e380	62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 52 65 76 2e 32 26 6e 62 73 70 3b 42	bsp;A&nbsp;and&nbsp;Rev.2&nbsp;B
2e3a0	26 6e 62 73 70 3b 28 72 65 73 65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79	&nbsp;(reserved&nbsp;for&nbsp;sy
2e3c0	73 74 65 6d 26 6e 62 73 70 3b 75 73 65 29 3c 62 72 3e 3c 62 72 3e 33 32 26 6e 62 73 70 3b 26 6e	stem&nbsp;use)<br><br>32&nbsp;&n
2e3e0	62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70	bsp;clock&nbsp;0&nbsp;&nbsp;Comp
2e400	75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 33 34 26	ute&nbsp;module&nbsp;only<br>34&
2e420	6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;clock&nbsp;0&nbsp;&nb
2e440	73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79	sp;Compute&nbsp;module&nbsp;only
2e460	3c 62 72 3e 34 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e	<br>42&nbsp;&nbsp;clock&nbsp;1&n
2e480	62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62	bsp;&nbsp;Compute&nbsp;module&nb
2e4a0	73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 28 72 65 73 65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26	sp;only&nbsp;(reserved&nbsp;for&
2e4c0	6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70 3b 75 73 65 29 3c 62 72 3e 34 33 26 6e 62 73 70	nbsp;system&nbsp;use)<br>43&nbsp
2e4e0	3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43	;&nbsp;clock&nbsp;2&nbsp;&nbsp;C
2e500	6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e	ompute&nbsp;module&nbsp;only<br>
2e520	34 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b	44&nbsp;&nbsp;clock&nbsp;1&nbsp;
2e540	26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f	&nbsp;Compute&nbsp;module&nbsp;o
2e560	6e 6c 79 26 6e 62 73 70 3b 28 72 65 73 65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70	nly&nbsp;(reserved&nbsp;for&nbsp
2e580	3b 73 79 73 74 65 6d 26 6e 62 73 70 3b 75 73 65 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	;system&nbsp;use)<br></code><br>
2e5a0	3c 62 72 3e 41 63 63 65 73 73 20 74 6f 20 63 6c 6f 63 6b 20 31 20 69 73 20 70 72 6f 74 65 63 74	<br>Access.to.clock.1.is.protect
2e5c0	65 64 20 62 79 20 61 20 70 61 73 73 77 6f 72 64 20 61 73 20 69 74 73 20 75 73 65 20 77 69 6c 6c	ed.by.a.password.as.its.use.will
2e5e0	20 6c 69 6b 65 6c 79 0a 63 72 61 73 68 20 74 68 65 20 50 69 2e 20 20 54 68 65 20 70 61 73 73 77	.likely.crash.the.Pi...The.passw
2e600	6f 72 64 20 69 73 20 67 69 76 65 6e 20 62 79 20 6f 72 27 69 6e 67 20 30 78 35 41 30 30 30 30 30	ord.is.given.by.or'ing.0x5A00000
2e620	30 20 77 69 74 68 20 74 68 65 0a 47 50 49 4f 20 6e 75 6d 62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e	0.with.the.GPIO.number..<h3><a.n
2e640	61 6d 65 3d 22 67 70 69 6f 48 61 72 64 77 61 72 65 50 57 4d 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	ame="gpioHardwarePWM"></a><a.hre
2e660	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
2e680	67 70 69 6f 48 61 72 64 77 61 72 65 50 57 4d 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	gpioHardwarePWM<small>(<a.href="
2e6a0	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
2e6c0	22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	"#gpio">gpio</a>,.<a.href="#unsi
2e6e0	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 57 4d	gned">unsigned</a>.<a.href="#PWM
2e700	66 72 65 71 22 3e 50 57 4d 66 72 65 71 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	freq">PWMfreq</a>,.<a.href="#uns
2e720	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 57	igned">unsigned</a>.<a.href="#PW
2e740	4d 64 75 74 79 22 3e 50 57 4d 64 75 74 79 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	Mduty">PWMduty</a>)</small></h3>
2e760	0a 53 74 61 72 74 73 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 6f 6e 20 61 20 47 50 49 4f 20 61	.Starts.hardware.PWM.on.a.GPIO.a
2e780	74 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 66 72 65 71 75 65 6e 63 79 20 61 6e 64 20 64 75	t.the.specified.frequency.and.du
2e7a0	74 79 63 79 63 6c 65 2e 0a 46 72 65 71 75 65 6e 63 69 65 73 20 61 62 6f 76 65 20 33 30 4d 48 7a	tycycle..Frequencies.above.30MHz
2e7c0	20 61 72 65 20 75 6e 6c 69 6b 65 6c 79 20 74 6f 20 77 6f 72 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 4e	.are.unlikely.to.work..<br><br>N
2e7e0	4f 54 45 3a 20 41 6e 79 20 77 61 76 65 66 6f 72 6d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20	OTE:.Any.waveform.started.by.<a.
2e800	68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 22 3e 67 70 69 6f 57 61 76 65 54	href="#gpioWaveTxSend">gpioWaveT
2e820	78 53 65 6e 64 3c 2f 61 3e 2c 20 6f 72 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65	xSend</a>,.or.<a.href="#gpioWave
2e840	43 68 61 69 6e 22 3e 67 70 69 6f 57 61 76 65 43 68 61 69 6e 3c 2f 61 3e 20 77 69 6c 6c 20 62 65	Chain">gpioWaveChain</a>.will.be
2e860	20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f	.cancelled..<br><br>This.functio
2e880	6e 20 69 73 20 6f 6e 6c 79 20 76 61 6c 69 64 20 69 66 20 74 68 65 20 70 69 67 70 69 6f 20 6d 61	n.is.only.valid.if.the.pigpio.ma
2e8a0	69 6e 20 63 6c 6f 63 6b 20 69 73 20 50 43 4d 2e 20 20 54 68 65 0a 6d 61 69 6e 20 63 6c 6f 63 6b	in.clock.is.PCM...The.main.clock
2e8c0	20 64 65 66 61 75 6c 74 73 20 74 6f 20 50 43 4d 20 62 75 74 20 6d 61 79 20 62 65 20 6f 76 65 72	.defaults.to.PCM.but.may.be.over
2e8e0	72 69 64 64 65 6e 20 62 79 20 61 20 63 61 6c 6c 20 74 6f 0a 3c 61 20 68 72 65 66 3d 22 23 67 70	ridden.by.a.call.to.<a.href="#gp
2e900	69 6f 43 66 67 43 6c 6f 63 6b 22 3e 67 70 69 6f 43 66 67 43 6c 6f 63 6b 3c 2f 61 3e 2e 0a 3c 62	ioCfgClock">gpioCfgClock</a>..<b
2e920	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70	r><br><code>&nbsp;&nbsp;&nbsp;gp
2e940	69 6f 3a 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 64 65 73 63 72 69 70 74 69 6f 6e 3c 62 72	io:&nbsp;see&nbsp;description<br
2e960	3e 50 57 4d 66 72 65 71 3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 26 6e 62 73 70	>PWMfreq:&nbsp;0&nbsp;(off)&nbsp
2e980	3b 6f 72 26 6e 62 73 70 3b 31 2d 31 32 35 4d 26 6e 62 73 70 3b 28 31 2d 31 38 37 2e 35 4d 26 6e	;or&nbsp;1-125M&nbsp;(1-187.5M&n
2e9a0	62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 42 43 4d 32 37 31 31 29 3c 62	bsp;for&nbsp;the&nbsp;BCM2711)<b
2e9c0	72 3e 50 57 4d 64 75 74 79 3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 26 6e 62 73	r>PWMduty:&nbsp;0&nbsp;(off)&nbs
2e9e0	70 3b 74 6f 26 6e 62 73 70 3b 31 30 30 30 30 30 30 26 6e 62 73 70 3b 28 31 4d 29 28 66 75 6c 6c	p;to&nbsp;1000000&nbsp;(1M)(full
2ea00	79 26 6e 62 73 70 3b 6f 6e 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74	y&nbsp;on)<br></code><br><br>Ret
2ea20	75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47	urns.0.if.OK,.otherwise.PI_BAD_G
2ea40	50 49 4f 2c 20 50 49 5f 4e 4f 54 5f 48 50 57 4d 5f 47 50 49 4f 2c 0a 50 49 5f 42 41 44 5f 48 50	PIO,.PI_NOT_HPWM_GPIO,.PI_BAD_HP
2ea60	57 4d 5f 44 55 54 59 2c 20 50 49 5f 42 41 44 5f 48 50 57 4d 5f 46 52 45 51 2c 20 6f 72 20 50 49	WM_DUTY,.PI_BAD_HPWM_FREQ,.or.PI
2ea80	5f 48 50 57 4d 5f 49 4c 4c 45 47 41 4c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 61 6d 65 20	_HPWM_ILLEGAL..<br><br>The.same.
2eaa0	50 57 4d 20 63 68 61 6e 6e 65 6c 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 6d 75 6c 74	PWM.channel.is.available.on.mult
2eac0	69 70 6c 65 20 47 50 49 4f 2e 20 20 54 68 65 20 6c 61 74 65 73 74 0a 66 72 65 71 75 65 6e 63 79	iple.GPIO...The.latest.frequency
2eae0	20 61 6e 64 20 64 75 74 79 63 79 63 6c 65 20 73 65 74 74 69 6e 67 20 77 69 6c 6c 20 62 65 20 75	.and.dutycycle.setting.will.be.u
2eb00	73 65 64 20 62 79 20 61 6c 6c 20 47 50 49 4f 20 77 68 69 63 68 0a 73 68 61 72 65 20 61 20 50 57	sed.by.all.GPIO.which.share.a.PW
2eb20	4d 20 63 68 61 6e 6e 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 6d 75 73 74	M.channel..<br><br>The.GPIO.must
2eb40	20 62 65 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 2e 0a 3c 62 72 3e 3c 62	.be.one.of.the.following..<br><b
2eb60	72 3e 3c 63 6f 64 65 3e 31 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63	r><code>12&nbsp;&nbsp;PWM&nbsp;c
2eb80	68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73	hannel&nbsp;0&nbsp;&nbsp;All&nbs
2eba0	70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e	p;models&nbsp;but&nbsp;A&nbsp;an
2ebc0	64 26 6e 62 73 70 3b 42 3c 62 72 3e 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62	d&nbsp;B<br>13&nbsp;&nbsp;PWM&nb
2ebe0	73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c	sp;channel&nbsp;1&nbsp;&nbsp;All
2ec00	26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73	&nbsp;models&nbsp;but&nbsp;A&nbs
2ec20	70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 31 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57	p;and&nbsp;B<br>18&nbsp;&nbsp;PW
2ec40	4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70	M&nbsp;channel&nbsp;0&nbsp;&nbsp
2ec60	3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 3c 62 72 3e 31 39 26 6e 62 73 70 3b 26 6e 62 73	;All&nbsp;models<br>19&nbsp;&nbs
2ec80	70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26	p;PWM&nbsp;channel&nbsp;1&nbsp;&
2eca0	6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62	nbsp;All&nbsp;models&nbsp;but&nb
2ecc0	73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 3c 62 72 3e 34 30 26 6e	sp;A&nbsp;and&nbsp;B<br><br>40&n
2ece0	62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b	bsp;&nbsp;PWM&nbsp;channel&nbsp;
2ed00	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65	0&nbsp;&nbsp;Compute&nbsp;module
2ed20	26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26	&nbsp;only<br>41&nbsp;&nbsp;PWM&
2ed40	6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43	nbsp;channel&nbsp;1&nbsp;&nbsp;C
2ed60	6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e	ompute&nbsp;module&nbsp;only<br>
2ed80	34 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e	45&nbsp;&nbsp;PWM&nbsp;channel&n
2eda0	62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f	bsp;1&nbsp;&nbsp;Compute&nbsp;mo
2edc0	64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 35 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b	dule&nbsp;only<br>52&nbsp;&nbsp;
2ede0	50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62	PWM&nbsp;channel&nbsp;0&nbsp;&nb
2ee00	73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79	sp;Compute&nbsp;module&nbsp;only
2ee20	3c 62 72 3e 35 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e	<br>53&nbsp;&nbsp;PWM&nbsp;chann
2ee40	65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73	el&nbsp;1&nbsp;&nbsp;Compute&nbs
2ee60	70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	p;module&nbsp;only<br></code><br
2ee80	3e 3c 62 72 3e 54 68 65 20 61 63 74 75 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 73 74 65 70 73 20	><br>The.actual.number.of.steps.
2eea0	62 65 77 65 65 6e 20 6f 66 66 20 61 6e 64 20 66 75 6c 6c 79 20 6f 6e 20 69 73 20 74 68 65 0a 69	beween.off.and.fully.on.is.the.i
2eec0	6e 74 65 67 72 61 6c 20 70 61 72 74 20 6f 66 20 32 35 30 4d 2f 50 57 4d 66 72 65 71 20 28 33 37	ntegral.part.of.250M/PWMfreq.(37
2eee0	35 4d 2f 50 57 4d 66 72 65 71 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 2e 0a 3c 62 72	5M/PWMfreq.for.the.BCM2711)..<br
2ef00	3e 3c 62 72 3e 54 68 65 20 61 63 74 75 61 6c 20 66 72 65 71 75 65 6e 63 79 20 73 65 74 20 69 73	><br>The.actual.frequency.set.is
2ef20	20 32 35 30 4d 2f 73 74 65 70 73 20 28 33 37 35 4d 2f 73 74 65 70 73 20 66 6f 72 20 74 68 65 20	.250M/steps.(375M/steps.for.the.
2ef40	42 43 4d 32 37 31 31 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 77 69 6c 6c 20 6f 6e 6c	BCM2711)..<br><br>There.will.onl
2ef60	79 20 62 65 20 61 20 6d 69 6c 6c 69 6f 6e 20 73 74 65 70 73 20 66 6f 72 20 61 20 50 57 4d 66 72	y.be.a.million.steps.for.a.PWMfr
2ef80	65 71 20 6f 66 20 32 35 30 20 28 33 37 35 20 66 6f 72 0a 74 68 65 20 42 43 4d 32 37 31 31 29 2e	eq.of.250.(375.for.the.BCM2711).
2efa0	20 4c 6f 77 65 72 20 66 72 65 71 75 65 6e 63 69 65 73 20 77 69 6c 6c 20 68 61 76 65 20 6d 6f 72	.Lower.frequencies.will.have.mor
2efc0	65 20 73 74 65 70 73 20 61 6e 64 20 68 69 67 68 65 72 0a 66 72 65 71 75 65 6e 63 69 65 73 20 77	e.steps.and.higher.frequencies.w
2efe0	69 6c 6c 20 68 61 76 65 20 66 65 77 65 72 20 73 74 65 70 73 2e 20 20 50 57 4d 64 75 74 79 20 69	ill.have.fewer.steps...PWMduty.i
2f000	00 00 00 2f 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	.../.<a.href="#f">f</a>)</small>
2f020	3c 2f 68 33 3e 0a 52 65 67 69 73 74 65 72 73 20 61 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 62 65	</h3>.Registers.a.function.to.be
2f040	20 63 61 6c 6c 65 64 20 28 61 20 63 61 6c 6c 62 61 63 6b 29 20 77 68 65 6e 20 61 20 73 69 67 6e	.called.(a.callback).when.a.sign
2f060	61 6c 20 6f 63 63 75 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 69 67 6e 75 6d 3a	al.occurs..<br><br><code>signum:
2f080	26 6e 62 73 70 3b 30 2d 36 33 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;0-63<br>&nbsp;&nbsp;&nbsp;
2f0a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c	&nbsp;&nbsp;f:&nbsp;the&nbsp;cal
2f0c0	6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	lback&nbsp;function<br></code><b
2f0e0	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65	r><br>Returns.0.if.OK,.otherwise
2f100	20 50 49 5f 42 41 44 5f 53 49 47 4e 55 4d 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63	.PI_BAD_SIGNUM..<br><br>The.func
2f120	74 69 6f 6e 20 69 73 20 70 61 73 73 65 64 20 74 68 65 20 73 69 67 6e 61 6c 20 6e 75 6d 62 65 72	tion.is.passed.the.signal.number
2f140	2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 65 20 66 75 6e 63 74 69 6f 6e 20 6d 61 79 20 62 65 20 72 65	..<br><br>One.function.may.be.re
2f160	67 69 73 74 65 72 65 64 20 70 65 72 20 73 69 67 6e 61 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	gistered.per.signal..<br><br>The
2f180	20 63 61 6c 6c 62 61 63 6b 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 70 61	.callback.may.be.cancelled.by.pa
2f1a0	73 73 69 6e 67 20 4e 55 4c 4c 2e 0a 3c 62 72 3e 3c 62 72 3e 42 79 20 64 65 66 61 75 6c 74 20 61	ssing.NULL..<br><br>By.default.a
2f1c0	6c 6c 20 73 69 67 6e 61 6c 73 20 61 72 65 20 74 72 65 61 74 65 64 20 61 73 20 66 61 74 61 6c 20	ll.signals.are.treated.as.fatal.
2f1e0	61 6e 64 20 63 61 75 73 65 20 74 68 65 20 6c 69 62 72 61 72 79 0a 74 6f 20 63 61 6c 6c 20 67 70	and.cause.the.library.to.call.gp
2f200	69 6f 54 65 72 6d 69 6e 61 74 65 20 61 6e 64 20 74 68 65 6e 20 65 78 69 74 2e 0a 3c 68 33 3e 3c	ioTerminate.and.then.exit..<h3><
2f220	61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 74 53 69 67 6e 61 6c 46 75 6e 63 45 78 22 3e 3c 2f 61	a.name="gpioSetSignalFuncEx"></a
2f240	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
2f260	6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 74 53 69 67 6e 61 6c 46 75 6e 63 45 78 3c 73 6d 61 6c 6c	l></a>.gpioSetSignalFuncEx<small
2f280	3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	>(<a.href="#unsigned">unsigned</
2f2a0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 69 67 6e 75 6d 22 3e 73 69 67 6e 75 6d 3c 2f 61 3e 2c	a>.<a.href="#signum">signum</a>,
2f2c0	20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 69 67 6e 61 6c 46 75 6e 63 45 78 5f 74 22 3e 67	.<a.href="#gpioSignalFuncEx_t">g
2f2e0	70 69 6f 53 69 67 6e 61 6c 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	pioSignalFuncEx_t</a>.<a.href="#
2f300	66 22 3e 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f	f">f</a>,.<a.href="#void">void</
2f320	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74	a>.<a.href="#*userdata">*userdat
2f340	61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 67 69 73 74 65 72 73 20 61 20	a</a>)</small></h3>.Registers.a.
2f360	66 75 6e 63 74 69 6f 6e 20 74 6f 20 62 65 20 63 61 6c 6c 65 64 20 28 61 20 63 61 6c 6c 62 61 63	function.to.be.called.(a.callbac
2f380	6b 29 20 77 68 65 6e 20 61 20 73 69 67 6e 61 6c 20 6f 63 63 75 72 73 2e 0a 3c 62 72 3e 3c 62 72	k).when.a.signal.occurs..<br><br
2f3a0	3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 69 67 6e 75 6d 3a 26 6e 62 73 70 3b	><code>&nbsp;&nbsp;signum:&nbsp;
2f3c0	30 2d 36 33 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	0-63<br>&nbsp;&nbsp;&nbsp;&nbsp;
2f3e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62	&nbsp;&nbsp;&nbsp;f:&nbsp;the&nb
2f400	73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 3c 62 72 3e 75 73 65	sp;callback&nbsp;function<br>use
2f420	72 64 61 74 61 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b	rdata:&nbsp;a&nbsp;pointer&nbsp;
2f440	74 6f 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b 75 73 65 72 26 6e 62 73 70	to&nbsp;arbitrary&nbsp;user&nbsp
2f460	3b 64 61 74 61 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20	;data<br></code><br><br>Returns.
2f480	30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 49 47 4e 55 4d	0.if.OK,.otherwise.PI_BAD_SIGNUM
2f4a0	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 70 61 73 73 65 64	..<br><br>The.function.is.passed
2f4c0	20 74 68 65 20 73 69 67 6e 61 6c 20 6e 75 6d 62 65 72 20 61 6e 64 20 74 68 65 20 75 73 65 72 64	.the.signal.number.and.the.userd
2f4e0	61 74 61 20 70 6f 69 6e 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20 6f 66	ata.pointer..<br><br>Only.one.of
2f500	20 67 70 69 6f 53 65 74 53 69 67 6e 61 6c 46 75 6e 63 20 6f 72 20 67 70 69 6f 53 65 74 53 69 67	.gpioSetSignalFunc.or.gpioSetSig
2f520	6e 61 6c 46 75 6e 63 45 78 20 63 61 6e 20 62 65 0a 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20	nalFuncEx.can.be.registered.per.
2f540	73 69 67 6e 61 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 67 70 69 6f 53 65 74 53 69 67 6e 61	signal..<br><br>See.gpioSetSigna
2f560	6c 46 75 6e 63 20 66 6f 72 20 66 75 72 74 68 65 72 20 64 65 74 61 69 6c 73 2e 0a 3c 68 33 3e 3c	lFunc.for.further.details..<h3><
2f580	61 20 6e 61 6d 65 3d 22 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f 30 5f 33 31 22 3e 3c 2f 61 3e	a.name="gpioRead_Bits_0_31"></a>
2f5a0	3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33	<a.href="#uint32_t"><small>uint3
2f5c0	32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f 30 5f	2_t</small></a>.gpioRead_Bits_0_
2f5e0	33 31 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74	31<small>(void)</small></h3>.Ret
2f600	75 72 6e 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 6c 65 76 65 6c 20 6f 66 20 47 50 49 4f 20 30	urns.the.current.level.of.GPIO.0
2f620	2d 33 31 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f	-31..<h3><a.name="gpioRead_Bits_
2f640	33 32 5f 35 33 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c	32_53"></a><a.href="#uint32_t"><
2f660	73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 52	small>uint32_t</small></a>.gpioR
2f680	65 61 64 5f 42 69 74 73 5f 33 32 5f 35 33 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61	ead_Bits_32_53<small>(void)</sma
2f6a0	6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 6c 65 76	ll></h3>.Returns.the.current.lev
2f6c0	65 6c 20 6f 66 20 47 50 49 4f 20 33 32 2d 35 33 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67	el.of.GPIO.32-53..<h3><a.name="g
2f6e0	70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 43 6c 65 61 72 22 3e 3c 2f 61 3e 3c 61	pioWrite_Bits_0_31_Clear"></a><a
2f700	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c	.href="#int"><small>int</small><
2f720	2f 61 3e 20 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 43 6c 65 61 72 3c 73 6d	/a>.gpioWrite_Bits_0_31_Clear<sm
2f740	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f	all>(<a.href="#uint32_t">uint32_
2f760	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c	t</a>.<a.href="#bits">bits</a>)<
2f780	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6c 65 61 72 73 20 47 50 49 4f 20 30 2d 33 31 20 69 66	/small></h3>.Clears.GPIO.0-31.if
2f7a0	20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 69 6e 20 62 69 74 73 20 69	.the.corresponding.bit.in.bits.i
2f7c0	73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 69 74 73 3a 26 6e 62 73 70 3b	s.set..<br><br><code>bits:&nbsp;
2f7e0	61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 6f 66 26 6e 62 73	a&nbsp;bit&nbsp;mask&nbsp;of&nbs
2f800	70 3b 47 50 49 4f 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 63 6c 65 61 72 3c 62 72 3e 3c 2f 63	p;GPIO&nbsp;to&nbsp;clear<br></c
2f820	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e 0a 3c 62 72	ode><br><br>Returns.0.if.OK..<br
2f840	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
2f860	62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 2f 2f 26 6e 62 73 70 3b 54 6f 26 6e 62 73 70 3b	b><br><br><code>//&nbsp;To&nbsp;
2f880	63 6c 65 61 72 26 6e 62 73 70 3b 28 73 65 74 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 30 29 26	clear&nbsp;(set&nbsp;to&nbsp;0)&
2f8a0	6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 2c 26 6e 62 73 70 3b 37 2c 26 6e 62 73 70 3b 61	nbsp;GPIO&nbsp;4,&nbsp;7,&nbsp;a
2f8c0	6e 64 26 6e 62 73 70 3b 31 35 3c 62 72 3e 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33	nd&nbsp;15<br>gpioWrite_Bits_0_3
2f8e0	31 5f 43 6c 65 61 72 28 26 6e 62 73 70 3b 28 31 26 6c 74 3b 26 6c 74 3b 34 29 26 6e 62 73 70 3b	1_Clear(&nbsp;(1&lt;&lt;4)&nbsp;
2f900	7c 26 6e 62 73 70 3b 28 31 26 6c 74 3b 26 6c 74 3b 37 29 26 6e 62 73 70 3b 7c 26 6e 62 73 70 3b	|&nbsp;(1&lt;&lt;7)&nbsp;|&nbsp;
2f920	28 31 26 6c 74 3b 26 6c 74 3b 31 35 29 26 6e 62 73 70 3b 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e	(1&lt;&lt;15)&nbsp;);<br></code>
2f940	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 33 32 5f 35	<h3><a.name="gpioWrite_Bits_32_5
2f960	33 5f 43 6c 65 61 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61	3_Clear"></a><a.href="#int"><sma
2f980	6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 72 69 74 65 5f 42 69 74	ll>int</small></a>.gpioWrite_Bit
2f9a0	73 5f 33 32 5f 35 33 5f 43 6c 65 61 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75	s_32_53_Clear<small>(<a.href="#u
2f9c0	69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	int32_t">uint32_t</a>.<a.href="#
2f9e0	62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6c 65	bits">bits</a>)</small></h3>.Cle
2fa00	61 72 73 20 47 50 49 4f 20 33 32 2d 35 33 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64	ars.GPIO.32-53.if.the.correspond
2fa20	69 6e 67 20 62 69 74 20 28 30 2d 32 31 29 20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c	ing.bit.(0-21).in.bits.is.set..<
2fa40	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 69 74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62	br><br><code>bits:&nbsp;a&nbsp;b
2fa60	69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 47 50 49 4f 26 6e	it&nbsp;mask&nbsp;of&nbsp;GPIO&n
2fa80	62 73 70 3b 74 6f 26 6e 62 73 70 3b 63 6c 65 61 72 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	bsp;to&nbsp;clear<br></code><br>
2faa0	3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	<br>Returns.0.if.OK..<h3><a.name
2fac0	3d 22 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 53 65 74 22 3e 3c 2f 61 3e 3c	="gpioWrite_Bits_0_31_Set"></a><
2fae0	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
2fb00	3c 2f 61 3e 20 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 53 65 74 3c 73 6d 61	</a>.gpioWrite_Bits_0_31_Set<sma
2fb20	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74	ll>(<a.href="#uint32_t">uint32_t
2fb40	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f	</a>.<a.href="#bits">bits</a>)</
2fb60	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 47 50 49 4f 20 30 2d 33 31 20 69 66 20 74 68	small></h3>.Sets.GPIO.0-31.if.th
2fb80	65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 69 6e 20 62 69 74 73 20 69 73 20 73	e.corresponding.bit.in.bits.is.s
2fba0	65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 69 74 73 3a 26 6e 62 73 70 3b 61 26 6e	et..<br><br><code>bits:&nbsp;a&n
2fbc0	62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 47	bsp;bit&nbsp;mask&nbsp;of&nbsp;G
2fbe0	50 49 4f 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 65 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	PIO&nbsp;to&nbsp;set<br></code><
2fc00	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e 0a 3c 68 33 3e 3c 61 20 6e	br><br>Returns.0.if.OK..<h3><a.n
2fc20	61 6d 65 3d 22 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 33 32 5f 35 33 5f 53 65 74 22 3e 3c	ame="gpioWrite_Bits_32_53_Set"><
2fc40	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
2fc60	61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 33 32 5f 35 33 5f 53 65	all></a>.gpioWrite_Bits_32_53_Se
2fc80	74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e	t<small>(<a.href="#uint32_t">uin
2fca0	74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f	t32_t</a>.<a.href="#bits">bits</
2fcc0	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 47 50 49 4f 20 33 32 2d 35 33	a>)</small></h3>.Sets.GPIO.32-53
2fce0	20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 28 30 2d 32 31 29	.if.the.corresponding.bit.(0-21)
2fd00	20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62	.in.bits.is.set..<br><br><code>b
2fd20	69 74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e	its:&nbsp;a&nbsp;bit&nbsp;mask&n
2fd40	62 73 70 3b 6f 66 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 65	bsp;of&nbsp;GPIO&nbsp;to&nbsp;se
2fd60	74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66	t<br></code><br><br>Returns.0.if
2fd80	20 4f 4b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	.OK..<br><br><b><small>Example</
2fda0	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 2f 2f 26 6e 62 73 70 3b	small></b><br><br><code>//&nbsp;
2fdc0	54 6f 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 28 73 65 74 26 6e 62 73 70 3b 74 6f 26 6e 62	To&nbsp;set&nbsp;(set&nbsp;to&nb
2fde0	73 70 3b 31 29 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 33 32 2c 26 6e 62 73 70 3b 34 30	sp;1)&nbsp;GPIO&nbsp;32,&nbsp;40
2fe00	2c 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 35 33 3c 62 72 3e 67 70 69 6f 57 72 69 74 65 5f	,&nbsp;and&nbsp;53<br>gpioWrite_
2fe20	42 69 74 73 5f 33 32 5f 35 33 5f 53 65 74 28 28 31 26 6c 74 3b 26 6c 74 3b 28 33 32 2d 33 32 29	Bits_32_53_Set((1&lt;&lt;(32-32)
2fe40	29 26 6e 62 73 70 3b 7c 26 6e 62 73 70 3b 28 31 26 6c 74 3b 26 6c 74 3b 28 34 30 2d 33 32 29 29	)&nbsp;|&nbsp;(1&lt;&lt;(40-32))
2fe60	26 6e 62 73 70 3b 7c 26 6e 62 73 70 3b 28 31 26 6c 74 3b 26 6c 74 3b 28 35 33 2d 33 32 29 29 29	&nbsp;|&nbsp;(1&lt;&lt;(53-32)))
2fe80	3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 48 61 72	;<br></code><h3><a.name="gpioHar
2fea0	64 77 61 72 65 43 6c 6f 63 6b 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	dwareClock"></a><a.href="#int"><
2fec0	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 48 61 72 64 77 61	small>int</small></a>.gpioHardwa
2fee0	72 65 43 6c 6f 63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	reClock<small>(<a.href="#unsigne
2ff00	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e	d">unsigned</a>.<a.href="#gpio">
2ff20	67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	gpio</a>,.<a.href="#unsigned">un
2ff40	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6c 6b 66 72 65 71 22 3e 63 6c	signed</a>.<a.href="#clkfreq">cl
2ff60	6b 66 72 65 71 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 61	kfreq</a>)</small></h3>.Starts.a
2ff80	20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 6f 6e 20 61 20 47 50 49 4f 20 61 74 20 74 68 65	.hardware.clock.on.a.GPIO.at.the
2ffa0	20 73 70 65 63 69 66 69 65 64 20 66 72 65 71 75 65 6e 63 79 2e 0a 46 72 65 71 75 65 6e 63 69 65	.specified.frequency..Frequencie
2ffc0	73 20 61 62 6f 76 65 20 33 30 4d 48 7a 20 61 72 65 20 75 6e 6c 69 6b 65 6c 79 20 74 6f 20 77 6f	s.above.30MHz.are.unlikely.to.wo
2ffe0	72 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	rk..<br><br><code>&nbsp;&nbsp;&n
30000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
300a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
300c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
300e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
301a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
301c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
301e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
302a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
302c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
302e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
303a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
303c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
303e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
304a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
304c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
304e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
305a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
305c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
305e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
306a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
306c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
306e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
307a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
307c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
307e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
308a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
308c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
308e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
309a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
309c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
309e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30a00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30a20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30a40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30a60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30a80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30aa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30ac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30ae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30b00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30b20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30b40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30b60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30b80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30ba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30bc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30be0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30c00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30c20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30c40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30c60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30ca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30cc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30ce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30d00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30d20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30d40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30d60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
30fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
31000	00 00 00 30 72 65 53 63 72 69 70 74 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	...0reScript</a><br>&nbsp;&nbsp;
31020	26 6e 62 73 70 3b 6e 75 6d 50 61 72 3a 26 6e 62 73 70 3b 30 2d 31 30 2c 26 6e 62 73 70 3b 74 68	&nbsp;numPar:&nbsp;0-10,&nbsp;th
31040	65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 61 72 61 6d	e&nbsp;number&nbsp;of&nbsp;param
31060	65 74 65 72 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	eters<br>&nbsp;&nbsp;&nbsp;&nbsp
31080	3b 70 61 72 61 6d 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b	;param:&nbsp;an&nbsp;array&nbsp;
310a0	6f 66 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	of&nbsp;parameters<br></code><br
310c0	3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f	><br>The.function.returns.0.if.O
310e0	4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50 54 5f 49 44 2c 20 6f	K,.otherwise.PI_BAD_SCRIPT_ID,.o
31100	72 0a 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 41 52 41 4d 2e 0a 3c 62 72 3e 3c 62 72 3e 70 61 72	r.PI_TOO_MANY_PARAM..<br><br>par
31120	61 6d 20 69 73 20 61 6e 20 61 72 72 61 79 20 6f 66 20 75 70 20 74 6f 20 31 30 20 70 61 72 61 6d	am.is.an.array.of.up.to.10.param
31140	65 74 65 72 73 20 77 68 69 63 68 20 6d 61 79 20 62 65 20 72 65 66 65 72 65 6e 63 65 64 20 69 6e	eters.which.may.be.referenced.in
31160	0a 74 68 65 20 73 63 72 69 70 74 20 61 73 20 70 30 20 74 6f 20 70 39 2e 0a 3c 68 33 3e 3c 61 20	.the.script.as.p0.to.p9..<h3><a.
31180	6e 61 6d 65 3d 22 67 70 69 6f 52 75 6e 53 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	name="gpioRunScript"></a><a.href
311a0	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67	="#int"><small>int</small></a>.g
311c0	70 69 6f 52 75 6e 53 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e	pioRunScript<small>(<a.href="#un
311e0	73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73	signed">unsigned</a>.<a.href="#s
31200	63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	cript_id">script_id</a>,.<a.href
31220	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
31240	66 3d 22 23 6e 75 6d 50 61 72 22 3e 6e 75 6d 50 61 72 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	f="#numPar">numPar</a>,.<a.href=
31260	22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#uint32_t">uint32_t</a>.<a.href
31280	3d 22 23 2a 70 61 72 61 6d 22 3e 2a 70 61 72 61 6d 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	="#*param">*param</a>)</small></
312a0	68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 75 6e 73 20 61 20 73 74 6f 72 65 64 20	h3>.This.function.runs.a.stored.
312c0	73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74 5f 69 64 3a	script..<br><br><code>script_id:
312e0	26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72	&nbsp;&gt;=0,&nbsp;as&nbsp;retur
31300	6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53	ned&nbsp;by&nbsp;<a.href="#gpioS
31320	74 6f 72 65 53 63 72 69 70 74 22 3e 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 3c 2f 61 3e 3c	toreScript">gpioStoreScript</a><
31340	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 75 6d 50 61 72 3a 26 6e 62 73	br>&nbsp;&nbsp;&nbsp;numPar:&nbs
31360	70 3b 30 2d 31 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73	p;0-10,&nbsp;the&nbsp;number&nbs
31380	70 3b 6f 66 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	p;of&nbsp;parameters<br>&nbsp;&n
313a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 61 72 61 6d 3a 26 6e 62 73 70 3b 61 6e 26 6e	bsp;&nbsp;&nbsp;param:&nbsp;an&n
313c0	62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72	bsp;array&nbsp;of&nbsp;parameter
313e0	73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e	s<br></code><br><br>The.function
31400	20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42	.returns.0.if.OK,.otherwise.PI_B
31420	41 44 5f 53 43 52 49 50 54 5f 49 44 2c 20 6f 72 0a 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 41 52	AD_SCRIPT_ID,.or.PI_TOO_MANY_PAR
31440	41 4d 2e 0a 3c 62 72 3e 3c 62 72 3e 70 61 72 61 6d 20 69 73 20 61 6e 20 61 72 72 61 79 20 6f 66	AM..<br><br>param.is.an.array.of
31460	20 75 70 20 74 6f 20 31 30 20 70 61 72 61 6d 65 74 65 72 73 20 77 68 69 63 68 20 6d 61 79 20 62	.up.to.10.parameters.which.may.b
31480	65 20 72 65 66 65 72 65 6e 63 65 64 20 69 6e 0a 74 68 65 20 73 63 72 69 70 74 20 61 73 20 70 30	e.referenced.in.the.script.as.p0
314a0	20 74 6f 20 70 39 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 55 70 64 61 74 65 53	.to.p9..<h3><a.name="gpioUpdateS
314c0	63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	cript"></a><a.href="#int"><small
314e0	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 55 70 64 61 74 65 53 63 72 69 70	>int</small></a>.gpioUpdateScrip
31500	74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	t<small>(<a.href="#unsigned">uns
31520	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73	igned</a>.<a.href="#script_id">s
31540	63 72 69 70 74 5f 69 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	cript_id</a>,.<a.href="#unsigned
31560	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 50 61 72 22	">unsigned</a>.<a.href="#numPar"
31580	3e 6e 75 6d 50 61 72 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22	>numPar</a>,.<a.href="#uint32_t"
315a0	3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 61 72 61 6d 22 3e	>uint32_t</a>.<a.href="#*param">
315c0	2a 70 61 72 61 6d 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	*param</a>)</small></h3>.This.fu
315e0	6e 63 74 69 6f 6e 20 73 65 74 73 20 74 68 65 20 70 61 72 61 6d 65 74 65 72 73 20 6f 66 20 61 20	nction.sets.the.parameters.of.a.
31600	73 63 72 69 70 74 2e 20 20 54 68 65 20 73 63 72 69 70 74 20 6d 61 79 20 6f 72 0a 6d 61 79 20 6e	script...The.script.may.or.may.n
31620	6f 74 20 62 65 20 72 75 6e 6e 69 6e 67 2e 20 20 54 68 65 20 66 69 72 73 74 20 6e 75 6d 50 61 72	ot.be.running...The.first.numPar
31640	20 70 61 72 61 6d 65 74 65 72 73 20 6f 66 20 74 68 65 20 73 63 72 69 70 74 20 61 72 65 0a 6f 76	.parameters.of.the.script.are.ov
31660	65 72 77 72 69 74 74 65 6e 20 77 69 74 68 20 74 68 65 20 6e 65 77 20 76 61 6c 75 65 73 2e 0a 3c	erwritten.with.the.new.values..<
31680	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74	br><br><code>script_id:&nbsp;&gt
316a0	3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0,&nbsp;as&nbsp;returned&nbsp;
316c0	62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70	by&nbsp;<a.href="#gpioStoreScrip
316e0	74 22 3e 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b	t">gpioStoreScript</a><br>&nbsp;
31700	26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 75 6d 50 61 72 3a 26 6e 62 73 70 3b 30 2d 31 30 2c 26 6e	&nbsp;&nbsp;numPar:&nbsp;0-10,&n
31720	62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70	bsp;the&nbsp;number&nbsp;of&nbsp
31740	3b 70 61 72 61 6d 65 74 65 72 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;parameters<br>&nbsp;&nbsp;&nbsp
31760	3b 26 6e 62 73 70 3b 70 61 72 61 6d 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79	;&nbsp;param:&nbsp;an&nbsp;array
31780	26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 3c 62 72 3e 3c 2f 63 6f	&nbsp;of&nbsp;parameters<br></co
317a0	64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20	de><br><br>The.function.returns.
317c0	30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50 54	0.if.OK,.otherwise.PI_BAD_SCRIPT
317e0	5f 49 44 2c 20 6f 72 0a 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 41 52 41 4d 2e 0a 3c 62 72 3e 3c	_ID,.or.PI_TOO_MANY_PARAM..<br><
31800	62 72 3e 70 61 72 61 6d 20 69 73 20 61 6e 20 61 72 72 61 79 20 6f 66 20 75 70 20 74 6f 20 31 30	br>param.is.an.array.of.up.to.10
31820	20 70 61 72 61 6d 65 74 65 72 73 20 77 68 69 63 68 20 6d 61 79 20 62 65 20 72 65 66 65 72 65 6e	.parameters.which.may.be.referen
31840	63 65 64 20 69 6e 0a 74 68 65 20 73 63 72 69 70 74 20 61 73 20 70 30 20 74 6f 20 70 39 2e 0a 3c	ced.in.the.script.as.p0.to.p9..<
31860	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 63 72 69 70 74 53 74 61 74 75 73 22 3e 3c 2f	h3><a.name="gpioScriptStatus"></
31880	61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61	a><a.href="#int"><small>int</sma
318a0	6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 63 72 69 70 74 53 74 61 74 75 73 3c 73 6d 61 6c 6c 3e 28	ll></a>.gpioScriptStatus<small>(
318c0	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
318e0	20 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c	.<a.href="#script_id">script_id<
31900	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f	/a>,.<a.href="#uint32_t">uint32_
31920	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 61 72 61 6d 22 3e 2a 70 61 72 61 6d 3c 2f	t</a>.<a.href="#*param">*param</
31940	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72	a>)</small></h3>.This.function.r
31960	65 74 75 72 6e 73 20 74 68 65 20 72 75 6e 20 73 74 61 74 75 73 20 6f 66 20 61 20 73 74 6f 72 65	eturns.the.run.status.of.a.store
31980	64 20 73 63 72 69 70 74 20 61 73 20 77 65 6c 6c 20 61 73 0a 74 68 65 20 63 75 72 72 65 6e 74 20	d.script.as.well.as.the.current.
319a0	76 61 6c 75 65 73 20 6f 66 20 70 61 72 61 6d 65 74 65 72 73 20 30 20 74 6f 20 39 2e 0a 3c 62 72	values.of.parameters.0.to.9..<br
319c0	3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	><br><code>script_id:&nbsp;&gt;=
319e0	30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0,&nbsp;as&nbsp;returned&nbsp;by
31a00	26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 22	&nbsp;<a.href="#gpioStoreScript"
31a20	3e 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	>gpioStoreScript</a><br>&nbsp;&n
31a40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 61 72 61 6d 3a 26 6e 62 73 70 3b 61 6e 26 6e	bsp;&nbsp;&nbsp;param:&nbsp;an&n
31a60	62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70	bsp;array&nbsp;to&nbsp;hold&nbsp
31a80	3b 74 68 65 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b	;the&nbsp;returned&nbsp;10&nbsp;
31aa0	70 61 72 61 6d 65 74 65 72 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65	parameters<br></code><br><br>The
31ac0	20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f	.function.returns.greater.than.o
31ae0	72 20 65 71 75 61 6c 20 74 6f 20 30 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49	r.equal.to.0.if.OK,.otherwise.PI
31b00	5f 42 41 44 5f 53 43 52 49 50 54 5f 49 44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 75 6e 20	_BAD_SCRIPT_ID..<br><br>The.run.
31b20	73 74 61 74 75 73 20 6d 61 79 20 62 65 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 53	status.may.be.<br><br><code>PI_S
31b40	43 52 49 50 54 5f 49 4e 49 54 49 4e 47 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f 48 41 4c 54 45	CRIPT_INITING<br>PI_SCRIPT_HALTE
31b60	44 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f 52 55 4e 4e 49 4e 47 3c 62 72 3e 50 49 5f 53 43 52	D<br>PI_SCRIPT_RUNNING<br>PI_SCR
31b80	49 50 54 5f 57 41 49 54 49 4e 47 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f 46 41 49 4c 45 44 3c	IPT_WAITING<br>PI_SCRIPT_FAILED<
31ba0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 75 72 72 65 6e 74 20 76 61	br></code><br><br>The.current.va
31bc0	6c 75 65 20 6f 66 20 73 63 72 69 70 74 20 70 61 72 61 6d 65 74 65 72 73 20 30 20 74 6f 20 39 20	lue.of.script.parameters.0.to.9.
31be0	61 72 65 20 72 65 74 75 72 6e 65 64 20 69 6e 20 70 61 72 61 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61	are.returned.in.param..<h3><a.na
31c00	6d 65 3d 22 67 70 69 6f 53 74 6f 70 53 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	me="gpioStopScript"></a><a.href=
31c20	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70	"#int"><small>int</small></a>.gp
31c40	69 6f 53 74 6f 70 53 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e	ioStopScript<small>(<a.href="#un
31c60	73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73	signed">unsigned</a>.<a.href="#s
31c80	63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	cript_id">script_id</a>)</small>
31ca0	3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 61 20 72 75 6e 6e	</h3>.This.function.stops.a.runn
31cc0	69 6e 67 20 73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74	ing.script..<br><br><code>script
31ce0	5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72	_id:&nbsp;&gt;=0,&nbsp;as&nbsp;r
31d00	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67	eturned&nbsp;by&nbsp;<a.href="#g
31d20	70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 22 3e 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 3c	pioStoreScript">gpioStoreScript<
31d40	2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69	/a><br></code><br><br>The.functi
31d60	6f 6e 20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49	on.returns.0.if.OK,.otherwise.PI
31d80	5f 42 41 44 5f 53 43 52 49 50 54 5f 49 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69	_BAD_SCRIPT_ID..<h3><a.name="gpi
31da0	6f 44 65 6c 65 74 65 53 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	oDeleteScript"></a><a.href="#int
31dc0	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 44 65 6c	"><small>int</small></a>.gpioDel
31de0	65 74 65 53 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	eteScript<small>(<a.href="#unsig
31e00	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69	ned">unsigned</a>.<a.href="#scri
31e20	70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	pt_id">script_id</a>)</small></h
31e40	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 64 65 6c 65 74 65 73 20 61 20 73 74 6f 72 65	3>.This.function.deletes.a.store
31e60	64 20 73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74 5f 69	d.script..<br><br><code>script_i
31e80	64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74	d:&nbsp;&gt;=0,&nbsp;as&nbsp;ret
31ea0	75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69	urned&nbsp;by&nbsp;<a.href="#gpi
31ec0	6f 53 74 6f 72 65 53 63 72 69 70 74 22 3e 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 3c 2f 61	oStoreScript">gpioStoreScript</a
31ee0	3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e	><br></code><br><br>The.function
31f00	20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42	.returns.0.if.OK,.otherwise.PI_B
31f20	41 44 5f 53 43 52 49 50 54 5f 49 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53	AD_SCRIPT_ID..<h3><a.name="gpioS
31f40	65 74 53 69 67 6e 61 6c 46 75 6e 63 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	etSignalFunc"></a><a.href="#int"
31f60	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 74 53	><small>int</small></a>.gpioSetS
31f80	69 67 6e 61 6c 46 75 6e 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	ignalFunc<small>(<a.href="#unsig
31fa0	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 69 67 6e	ned">unsigned</a>.<a.href="#sign
31fc0	75 6d 22 3e 73 69 67 6e 75 6d 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 69	um">signum</a>,.<a.href="#gpioSi
31fe0	67 6e 61 6c 46 75 6e 63 5f 74 22 3e 67 70 69 6f 53 69 67 6e 61 6c 46 75 6e 63 5f 74 3c 2f 61 3e	gnalFunc_t">gpioSignalFunc_t</a>
32000	00 00 00 32 3d 22 23 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29	...2="#*userdata">*userdata</a>)
32020	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 67 69 73 74 65 72 73 20 61 20 66 75 6e 63 74 69	</small></h3>.Registers.a.functi
32040	6f 6e 20 74 6f 20 62 65 20 63 61 6c 6c 65 64 20 28 61 20 63 61 6c 6c 62 61 63 6b 29 20 65 76 65	on.to.be.called.(a.callback).eve
32060	72 79 20 6d 69 6c 6c 69 73 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e	ry.millis.milliseconds..<br><br>
32080	3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 69 6d 65 72 3a 26 6e	<code>&nbsp;&nbsp;&nbsp;timer:&n
320a0	62 73 70 3b 30 2d 39 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 69 6c 6c 69 73 3a 26	bsp;0-9.<br>&nbsp;&nbsp;millis:&
320c0	6e 62 73 70 3b 31 30 2d 36 30 30 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;10-60000<br>&nbsp;&nbsp;&nb
320e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62	sp;&nbsp;&nbsp;&nbsp;&nbsp;f:&nb
32100	73 70 3b 74 68 65 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73	sp;the&nbsp;function&nbsp;to&nbs
32120	70 3b 63 61 6c 6c 3c 62 72 3e 75 73 65 72 64 61 74 61 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b	p;call<br>userdata:&nbsp;a&nbsp;
32140	70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e	pointer&nbsp;to&nbsp;arbitrary&n
32160	62 73 70 3b 75 73 65 72 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	bsp;user&nbsp;data<br></code><br
32180	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
321a0	50 49 5f 42 41 44 5f 54 49 4d 45 52 2c 20 50 49 5f 42 41 44 5f 4d 53 2c 20 6f 72 20 50 49 5f 54	PI_BAD_TIMER,.PI_BAD_MS,.or.PI_T
321c0	49 4d 45 52 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f	IMER_FAILED..<br><br>The.functio
321e0	6e 20 69 73 20 70 61 73 73 65 64 20 74 68 65 20 75 73 65 72 64 61 74 61 20 70 6f 69 6e 74 65 72	n.is.passed.the.userdata.pointer
32200	2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20 6f 66 20 3c 61 20 68 72 65 66 3d 22 23	..<br><br>Only.one.of.<a.href="#
32220	67 70 69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75	gpioSetTimerFunc">gpioSetTimerFu
32240	6e 63 3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 54 69 6d 65 72	nc</a>.or.<a.href="#gpioSetTimer
32260	46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63 45 78 3c 2f 61 3e 20 63	FuncEx">gpioSetTimerFuncEx</a>.c
32280	61 6e 20 62 65 0a 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 74 69 6d 65 72 2e 0a 3c 62 72 3e	an.be.registered.per.timer..<br>
322a0	3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75	<br>See.<a.href="#gpioSetTimerFu
322c0	6e 63 22 3e 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63 3c 2f 61 3e 20 66 6f 72 20 66 75 72	nc">gpioSetTimerFunc</a>.for.fur
322e0	74 68 65 72 20 64 65 74 61 69 6c 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53	ther.details..<h3><a.name="gpioS
32300	74 61 72 74 54 68 72 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 70 74 68 72 65 61	tartThread"></a><a.href="#pthrea
32320	64 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 70 74 68 72 65 61 64 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	d_t"><small>pthread_t</small></a
32340	3e 20 2a 67 70 69 6f 53 74 61 72 74 54 68 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	>.*gpioStartThread<small>(<a.hre
32360	66 3d 22 23 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f 74 22 3e 67 70 69 6f 54 68 72 65 61 64	f="#gpioThreadFunc_t">gpioThread
32380	46 75 6e 63 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 2c 20 3c	Func_t</a>.<a.href="#f">f</a>,.<
323a0	61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	a.href="#void">void</a>.<a.href=
323c0	22 23 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61	"#*userdata">*userdata</a>)</sma
323e0	6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 61 20 6e 65 77 20 74 68 72 65 61 64 20 6f 66 20	ll></h3>.Starts.a.new.thread.of.
32400	65 78 65 63 75 74 69 6f 6e 20 77 69 74 68 20 66 20 61 73 20 74 68 65 20 6d 61 69 6e 20 72 6f 75	execution.with.f.as.the.main.rou
32420	74 69 6e 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	tine..<br><br><code>&nbsp;&nbsp;
32440	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;f:
32460	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6d 61 69 6e 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f	&nbsp;the&nbsp;main&nbsp;functio
32480	6e 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 65 77 26 6e 62 73	n&nbsp;for&nbsp;the&nbsp;new&nbs
324a0	70 3b 74 68 72 65 61 64 3c 62 72 3e 75 73 65 72 64 61 74 61 3a 26 6e 62 73 70 3b 61 26 6e 62 73	p;thread<br>userdata:&nbsp;a&nbs
324c0	70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79	p;pointer&nbsp;to&nbsp;arbitrary
324e0	26 6e 62 73 70 3b 75 73 65 72 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	&nbsp;user&nbsp;data<br></code><
32500	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 70 6f 69 6e 74 65 72 20 74 6f 20 70 74 68 72	br><br>Returns.a.pointer.to.pthr
32520	65 61 64 5f 74 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 4e 55 4c 4c 2e 0a 3c 62 72	ead_t.if.OK,.otherwise.NULL..<br
32540	3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 70 61 73 73 65 64 20 74 68 65 20	><br>The.function.is.passed.the.
32560	73 69 6e 67 6c 65 20 61 72 67 75 6d 65 6e 74 20 61 72 67 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	single.argument.arg..<br><br>The
32580	20 74 68 72 65 61 64 20 63 61 6e 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 70 61 73 73	.thread.can.be.cancelled.by.pass
325a0	69 6e 67 20 74 68 65 20 70 6f 69 6e 74 65 72 20 74 6f 20 70 74 68 72 65 61 64 5f 74 20 74 6f 0a	ing.the.pointer.to.pthread_t.to.
325c0	3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 6f 70 54 68 72 65 61 64 22 3e 67 70 69 6f 53 74	<a.href="#gpioStopThread">gpioSt
325e0	6f 70 54 68 72 65 61 64 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	opThread</a>..<br><br><b><small>
32600	45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	Example</small></b><br><br><code
32620	3e 23 69 6e 63 6c 75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62	>#include&nbsp;&lt;stdio.h&gt;<b
32640	72 3e 23 69 6e 63 6c 75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 70 69 67 70 69 6f 2e 68 26 67 74 3b	r>#include&nbsp;&lt;pigpio.h&gt;
32660	3c 62 72 3e 3c 62 72 3e 76 6f 69 64 26 6e 62 73 70 3b 2a 6d 79 66 75 6e 63 28 76 6f 69 64 26 6e	<br><br>void&nbsp;*myfunc(void&n
32680	62 73 70 3b 2a 61 72 67 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;*arg)<br>{<br>&nbsp;&nbsp;&n
326a0	62 73 70 3b 77 68 69 6c 65 26 6e 62 73 70 3b 28 31 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	bsp;while&nbsp;(1)<br>&nbsp;&nbs
326c0	70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;&nbsp;{<br>&nbsp;&nbsp;&nbsp;&
326e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 66 28 22 25 73 22 2c 26 6e 62	nbsp;&nbsp;&nbsp;printf("%s",&nb
32700	73 70 3b 61 72 67 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	sp;arg);<br>&nbsp;&nbsp;&nbsp;&n
32720	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 6c 65 65 70 28 31 29 3b 3c 62 72 3e 26 6e 62	bsp;&nbsp;&nbsp;sleep(1);<br>&nb
32740	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 7d 3c 62 72 3e 3c 62 72 3e 69 6e 74	sp;&nbsp;&nbsp;}<br>}<br><br>int
32760	26 6e 62 73 70 3b 6d 61 69 6e 28 69 6e 74 26 6e 62 73 70 3b 61 72 67 63 2c 26 6e 62 73 70 3b 63	&nbsp;main(int&nbsp;argc,&nbsp;c
32780	68 61 72 26 6e 62 73 70 3b 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b	har&nbsp;*argv[])<br>{<br>&nbsp;
327a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 74 68 72 65 61 64 5f 74 26 6e 62 73 70 3b 2a 70 31 2c 26	&nbsp;&nbsp;pthread_t&nbsp;*p1,&
327c0	6e 62 73 70 3b 2a 70 32 2c 26 6e 62 73 70 3b 2a 70 33 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70	nbsp;*p2,&nbsp;*p3;<br><br>&nbsp
327e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 67 70 69 6f 49 6e 69 74 69 61	;&nbsp;&nbsp;if&nbsp;(gpioInitia
32800	6c 69 73 65 28 29 26 6e 62 73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 30 29 26 6e 62 73 70 3b 72 65	lise()&nbsp;&lt;&nbsp;0)&nbsp;re
32820	74 75 72 6e 26 6e 62 73 70 3b 31 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	turn&nbsp;1;<br><br>&nbsp;&nbsp;
32840	26 6e 62 73 70 3b 70 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 53 74 61 72 74 54 68	&nbsp;p1&nbsp;=&nbsp;gpioStartTh
32860	72 65 61 64 28 6d 79 66 75 6e 63 2c 26 6e 62 73 70 3b 22 74 68 72 65 61 64 26 6e 62 73 70 3b 31	read(myfunc,&nbsp;"thread&nbsp;1
32880	22 29 3b 26 6e 62 73 70 3b 73 6c 65 65 70 28 33 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b	");&nbsp;sleep(3);<br><br>&nbsp;
328a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 53	&nbsp;&nbsp;p2&nbsp;=&nbsp;gpioS
328c0	74 61 72 74 54 68 72 65 61 64 28 6d 79 66 75 6e 63 2c 26 6e 62 73 70 3b 22 74 68 72 65 61 64 26	tartThread(myfunc,&nbsp;"thread&
328e0	6e 62 73 70 3b 32 22 29 3b 26 6e 62 73 70 3b 73 6c 65 65 70 28 33 29 3b 3c 62 72 3e 3c 62 72 3e	nbsp;2");&nbsp;sleep(3);<br><br>
32900	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 33 26 6e 62 73 70 3b 3d 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;p3&nbsp;=&nbsp
32920	3b 67 70 69 6f 53 74 61 72 74 54 68 72 65 61 64 28 6d 79 66 75 6e 63 2c 26 6e 62 73 70 3b 22 74	;gpioStartThread(myfunc,&nbsp;"t
32940	68 72 65 61 64 26 6e 62 73 70 3b 33 22 29 3b 26 6e 62 73 70 3b 73 6c 65 65 70 28 33 29 3b 3c 62	hread&nbsp;3");&nbsp;sleep(3);<b
32960	72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 53 74 6f 70	r><br>&nbsp;&nbsp;&nbsp;gpioStop
32980	54 68 72 65 61 64 28 70 33 29 3b 26 6e 62 73 70 3b 73 6c 65 65 70 28 33 29 3b 3c 62 72 3e 3c 62	Thread(p3);&nbsp;sleep(3);<br><b
329a0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 53 74 6f 70 54 68 72 65	r>&nbsp;&nbsp;&nbsp;gpioStopThre
329c0	61 64 28 70 32 29 3b 26 6e 62 73 70 3b 73 6c 65 65 70 28 33 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e	ad(p2);&nbsp;sleep(3);<br><br>&n
329e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 53 74 6f 70 54 68 72 65 61 64 28 70	bsp;&nbsp;&nbsp;gpioStopThread(p
32a00	31 29 3b 26 6e 62 73 70 3b 73 6c 65 65 70 28 33 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b	1);&nbsp;sleep(3);<br><br>&nbsp;
32a20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 54 65 72 6d 69 6e 61 74 65 28 29 3b 3c 62 72 3e	&nbsp;&nbsp;gpioTerminate();<br>
32a40	7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 74 6f	}<br></code><h3><a.name="gpioSto
32a60	70 54 68 72 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d	pThread"></a><a.href="#void"><sm
32a80	61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 74 6f 70 54 68 72	all>void</small></a>.gpioStopThr
32aa0	65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 70 74 68 72 65 61 64 5f 74 22 3e	ead<small>(<a.href="#pthread_t">
32ac0	70 74 68 72 65 61 64 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 74 68 22 3e 2a 70	pthread_t</a>.<a.href="#*pth">*p
32ae0	74 68 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 61 6e 63 65 6c 73 20 74 68 65	th</a>)</small></h3>.Cancels.the
32b00	20 74 68 72 65 61 64 20 70 6f 69 6e 74 65 64 20 61 74 20 62 79 20 70 74 68 2e 0a 3c 62 72 3e 3c	.thread.pointed.at.by.pth..<br><
32b20	62 72 3e 3c 63 6f 64 65 3e 70 74 68 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 74 68 72 65 61 64	br><code>pth:&nbsp;a&nbsp;thread
32b40	26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	&nbsp;pointer&nbsp;returned&nbsp
32b60	3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 61 72 74 54 68 72 65	;by&nbsp;<a.href="#gpioStartThre
32b80	61 64 22 3e 67 70 69 6f 53 74 61 72 74 54 68 72 65 61 64 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64	ad">gpioStartThread</a><br></cod
32ba0	65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 20 76 61 6c 75 65 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a	e><br><br>No.value.is.returned..
32bc0	3c 62 72 3e 3c 62 72 3e 54 68 65 20 74 68 72 65 61 64 20 74 6f 20 62 65 20 73 74 6f 70 70 65 64	<br><br>The.thread.to.be.stopped
32be0	20 73 68 6f 75 6c 64 20 68 61 76 65 20 62 65 65 6e 20 73 74 61 72 74 65 64 20 77 69 74 68 20 3c	.should.have.been.started.with.<
32c00	61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 61 72 74 54 68 72 65 61 64 22 3e 67 70 69 6f 53 74	a.href="#gpioStartThread">gpioSt
32c20	61 72 74 54 68 72 65 61 64 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f	artThread</a>..<h3><a.name="gpio
32c40	53 74 6f 72 65 53 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	StoreScript"></a><a.href="#int">
32c60	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 74 6f 72 65	<small>int</small></a>.gpioStore
32c80	53 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68	Script<small>(<a.href="#char">ch
32ca0	61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 63 72 69 70 74 22 3e 2a 73 63 72 69 70	ar</a>.<a.href="#*script">*scrip
32cc0	74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f	t</a>)</small></h3>.This.functio
32ce0	6e 20 73 74 6f 72 65 73 20 61 20 6e 75 6c 6c 20 74 65 72 6d 69 6e 61 74 65 64 20 73 63 72 69 70	n.stores.a.null.terminated.scrip
32d00	74 20 66 6f 72 20 6c 61 74 65 72 20 65 78 65 63 75 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 53	t.for.later.execution..<br><br>S
32d20	65 65 20 3c 61 20 68 72 65 66 3d 22 68 74 74 70 3a 2f 2f 61 62 79 7a 2e 6d 65 2e 75 6b 2f 72 70	ee.<a.href="http://abyz.me.uk/rp
32d40	69 2f 70 69 67 70 69 6f 2f 70 69 67 73 2e 68 74 6d 6c 23 53 63 72 69 70 74 73 22 3e 68 74 74 70	i/pigpio/pigs.html#Scripts">http
32d60	3a 2f 2f 61 62 79 7a 2e 6d 65 2e 75 6b 2f 72 70 69 2f 70 69 67 70 69 6f 2f 70 69 67 73 2e 68 74	://abyz.me.uk/rpi/pigpio/pigs.ht
32d80	6d 6c 23 53 63 72 69 70 74 73 3c 2f 61 3e 20 66 6f 72 20 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e	ml#Scripts</a>.for.details..<br>
32da0	3c 62 72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	<br><code>script:&nbsp;the&nbsp;
32dc0	74 65 78 74 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70	text&nbsp;of&nbsp;the&nbsp;scrip
32de0	74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e	t<br></code><br><br>The.function
32e00	20 72 65 74 75 72 6e 73 20 61 20 73 63 72 69 70 74 20 69 64 20 69 66 20 74 68 65 20 73 63 72 69	.returns.a.script.id.if.the.scri
32e20	70 74 20 69 73 20 76 61 6c 69 64 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43	pt.is.valid,.otherwise.PI_BAD_SC
32e40	52 49 50 54 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 52 75 6e 53 63 72 69 70 74	RIPT..<h3><a.name="gpioRunScript
32e60	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
32e80	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 52 75 6e 53 63 72 69 70 74 3c 73 6d 61 6c 6c 3e	/small></a>.gpioRunScript<small>
32ea0	28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	(<a.href="#unsigned">unsigned</a
32ec0	3e 20 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64	>.<a.href="#script_id">script_id
32ee0	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
32f00	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 50 61 72 22 3e 6e 75 6d 50 61 72 3c	ed</a>.<a.href="#numPar">numPar<
32f20	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f	/a>,.<a.href="#uint32_t">uint32_
32f40	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 61 72 61 6d 22 3e 2a 70 61 72 61 6d 3c 2f	t</a>.<a.href="#*param">*param</
32f60	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72	a>)</small></h3>.This.function.r
32f80	75 6e 73 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	uns.a.stored.script..<br><br><co
32fa0	64 65 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b	de>script_id:&nbsp;&gt;=0,&nbsp;
32fc0	61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61	as&nbsp;returned&nbsp;by&nbsp;<a
32fe0	20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 22 3e 67 70 69 6f 53 74 6f	.href="#gpioStoreScript">gpioSto
33000	00 00 00 33 65 73 46 75 6e 63 3c 2f 61 3e 2c 0a 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 67 70	...3esFunc</a>,.and.<a.href="#gp
33020	69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 47 65	ioSetGetSamplesFuncEx">gpioSetGe
33040	74 53 61 6d 70 6c 65 73 46 75 6e 63 45 78 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64	tSamplesFuncEx</a>..<br><br>It.d
33060	6f 65 73 20 6e 6f 74 20 61 66 66 65 63 74 20 69 6e 74 65 72 72 75 70 74 73 20 73 65 74 20 75 70	oes.not.affect.interrupts.set.up
33080	20 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 22 3e	.with.<a.href="#gpioSetISRFunc">
330a0	67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 3c 2f 61 3e 2c 0a 3c 61 20 68 72 65 66 3d 22 23 67 70	gpioSetISRFunc</a>,.<a.href="#gp
330c0	69 6f 53 65 74 49 53 52 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 45 78	ioSetISRFuncEx">gpioSetISRFuncEx
330e0	3c 2f 61 3e 2c 20 6f 72 20 6c 65 76 65 6c 73 20 72 65 61 64 20 62 79 20 3c 61 20 68 72 65 66 3d	</a>,.or.levels.read.by.<a.href=
33100	22 23 67 70 69 6f 52 65 61 64 22 3e 67 70 69 6f 52 65 61 64 3c 2f 61 3e 2c 0a 3c 61 20 68 72 65	"#gpioRead">gpioRead</a>,.<a.hre
33120	66 3d 22 23 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f 30 5f 33 31 22 3e 67 70 69 6f 52 65 61 64	f="#gpioRead_Bits_0_31">gpioRead
33140	5f 42 69 74 73 5f 30 5f 33 31 3c 2f 61 3e 2c 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69	_Bits_0_31</a>,.or.<a.href="#gpi
33160	6f 52 65 61 64 5f 42 69 74 73 5f 33 32 5f 35 33 22 3e 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f	oRead_Bits_32_53">gpioRead_Bits_
33180	33 32 5f 35 33 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 28 73 74 61 62 6c 65 29	32_53</a>..<br><br>Each.(stable)
331a0	20 65 64 67 65 20 77 69 6c 6c 20 62 65 20 74 69 6d 65 73 74 61 6d 70 65 64 20 3c 61 20 68 72 65	.edge.will.be.timestamped.<a.hre
331c0	66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f	f="#steady">steady</a>.microseco
331e0	6e 64 73 0a 61 66 74 65 72 20 69 74 20 77 61 73 20 66 69 72 73 74 20 64 65 74 65 63 74 65 64 2e	nds.after.it.was.first.detected.
33200	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73 46	.<h3><a.name="gpioSetGetSamplesF
33220	75 6e 63 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69	unc"></a><a.href="#int"><small>i
33240	6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73	nt</small></a>.gpioSetGetSamples
33260	46 75 6e 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 65 74 53 61 6d	Func<small>(<a.href="#gpioGetSam
33280	70 6c 65 73 46 75 6e 63 5f 74 22 3e 67 70 69 6f 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 5f 74	plesFunc_t">gpioGetSamplesFunc_t
332a0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	</a>.<a.href="#f">f</a>,.<a.href
332c0	3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65	="#uint32_t">uint32_t</a>.<a.hre
332e0	66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	f="#bits">bits</a>)</small></h3>
33300	0a 52 65 67 69 73 74 65 72 73 20 61 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 62 65 20 63 61 6c 6c	.Registers.a.function.to.be.call
33320	65 64 20 28 61 20 63 61 6c 6c 62 61 63 6b 29 20 65 76 65 72 79 20 6d 69 6c 6c 69 73 65 63 6f 6e	ed.(a.callback).every.millisecon
33340	64 0a 77 69 74 68 20 74 68 65 20 6c 61 74 65 73 74 20 47 50 49 4f 20 73 61 6d 70 6c 65 73 2e 0a	d.with.the.latest.GPIO.samples..
33360	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br><br><code>&nbsp;&nbsp;&nbsp;
33380	66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 74	f:&nbsp;the&nbsp;function&nbsp;t
333a0	6f 26 6e 62 73 70 3b 63 61 6c 6c 3c 62 72 3e 62 69 74 73 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62	o&nbsp;call<br>bits:&nbsp;the&nb
333c0	73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 69 6e 74 65 72 65 73 74 3c 62 72	sp;GPIO&nbsp;of&nbsp;interest<br
333e0	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e	></code><br><br>Returns.0.if.OK.
33400	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 70 61 73 73 65 64 20	.<br><br>The.function.is.passed.
33420	61 20 70 6f 69 6e 74 65 72 20 74 6f 20 74 68 65 20 73 61 6d 70 6c 65 73 20 28 61 6e 20 61 72 72	a.pointer.to.the.samples.(an.arr
33440	61 79 20 6f 66 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 61 6d 70 6c 65 5f 74 22 3e 67 70	ay.of.<a.href="#gpioSample_t">gp
33460	69 6f 53 61 6d 70 6c 65 5f 74 3c 2f 61 3e 29 2c 20 20 61 6e 64 20 74 68 65 20 6e 75 6d 62 65 72	ioSample_t</a>),..and.the.number
33480	20 6f 66 20 73 61 6d 70 6c 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20 66 75	.of.samples..<br><br>Only.one.fu
334a0	6e 63 74 69 6f 6e 20 63 61 6e 20 62 65 20 72 65 67 69 73 74 65 72 65 64 2e 0a 3c 62 72 3e 3c 62	nction.can.be.registered..<br><b
334c0	72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20	r>The.callback.may.be.cancelled.
334e0	62 79 20 70 61 73 73 69 6e 67 20 4e 55 4c 4c 20 61 73 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 2e	by.passing.NULL.as.the.function.
33500	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 61 6d 70 6c 65 73 20 72 65 74 75 72 6e 65 64 20 77 69	.<br><br>The.samples.returned.wi
33520	6c 6c 20 62 65 20 74 68 65 20 75 6e 69 6f 6e 20 6f 66 20 62 69 74 73 2c 20 70 6c 75 73 20 61 6e	ll.be.the.union.of.bits,.plus.an
33540	79 20 61 63 74 69 76 65 20 61 6c 65 72 74 73 2c 0a 70 6c 75 73 20 61 6e 79 20 61 63 74 69 76 65	y.active.alerts,.plus.any.active
33560	20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 2e 0a 3c 62 72 3e 3c 62 72 3e 65 2e 67 2e 20 20 69 66	.notifications..<br><br>e.g...if
33580	20 74 68 65 72 65 20 61 72 65 20 61 6c 65 72 74 73 20 66 6f 72 20 47 50 49 4f 20 37 2c 20 38 2c	.there.are.alerts.for.GPIO.7,.8,
335a0	20 61 6e 64 20 39 2c 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 66 6f 72 20 47 50 49 4f 0a 38	.and.9,.notifications.for.GPIO.8
335c0	2c 20 31 30 2c 20 32 33 2c 20 32 34 2c 20 61 6e 64 20 62 69 74 73 20 69 73 20 28 31 26 6c 74 3b	,.10,.23,.24,.and.bits.is.(1&lt;
335e0	26 6c 74 3b 32 33 29 7c 28 31 26 6c 74 3b 26 6c 74 3b 31 37 29 20 74 68 65 6e 20 73 61 6d 70 6c	&lt;23)|(1&lt;&lt;17).then.sampl
33600	65 73 20 66 6f 72 20 47 50 49 4f 0a 37 2c 20 38 2c 20 39 2c 20 31 30 2c 20 31 37 2c 20 32 33 2c	es.for.GPIO.7,.8,.9,.10,.17,.23,
33620	20 61 6e 64 20 32 34 20 77 69 6c 6c 20 62 65 20 72 65 70 6f 72 74 65 64 2e 0a 3c 68 33 3e 3c 61	.and.24.will.be.reported..<h3><a
33640	20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 45 78 22 3e	.name="gpioSetGetSamplesFuncEx">
33660	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
33680	6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 45	mall></a>.gpioSetGetSamplesFuncE
336a0	78 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 65 74 53 61 6d 70 6c 65	x<small>(<a.href="#gpioGetSample
336c0	73 46 75 6e 63 45 78 5f 74 22 3e 67 70 69 6f 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 45 78 5f	sFuncEx_t">gpioGetSamplesFuncEx_
336e0	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	t</a>.<a.href="#f">f</a>,.<a.hre
33700	66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72	f="#uint32_t">uint32_t</a>.<a.hr
33720	65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 76	ef="#bits">bits</a>,.<a.href="#v
33740	6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 75 73 65 72 64 61 74	oid">void</a>.<a.href="#*userdat
33760	61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52	a">*userdata</a>)</small></h3>.R
33780	65 67 69 73 74 65 72 73 20 61 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 62 65 20 63 61 6c 6c 65 64	egisters.a.function.to.be.called
337a0	20 28 61 20 63 61 6c 6c 62 61 63 6b 29 20 65 76 65 72 79 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 0a	.(a.callback).every.millisecond.
337c0	77 69 74 68 20 74 68 65 20 6c 61 74 65 73 74 20 47 50 49 4f 20 73 61 6d 70 6c 65 73 2e 0a 3c 62	with.the.latest.GPIO.samples..<b
337e0	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	r><br><code>&nbsp;&nbsp;&nbsp;&n
33800	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68	bsp;&nbsp;&nbsp;&nbsp;f:&nbsp;th
33820	65 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 63 61 6c	e&nbsp;function&nbsp;to&nbsp;cal
33840	6c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 69 74	l<br>&nbsp;&nbsp;&nbsp;&nbsp;bit
33860	73 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 6f 66 26 6e 62	s:&nbsp;the&nbsp;GPIO&nbsp;of&nb
33880	73 70 3b 69 6e 74 65 72 65 73 74 3c 62 72 3e 75 73 65 72 64 61 74 61 3a 26 6e 62 73 70 3b 61 26	sp;interest<br>userdata:&nbsp;a&
338a0	6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 61 72 62 69 74 72	nbsp;pointer&nbsp;to&nbsp;arbitr
338c0	61 72 79 26 6e 62 73 70 3b 75 73 65 72 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 3c 2f 63 6f 64	ary&nbsp;user&nbsp;data<br></cod
338e0	65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e 0a 3c 62 72 3e 3c	e><br><br>Returns.0.if.OK..<br><
33900	62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 70 61 73 73 65 64 20 61 20 70 6f 69 6e	br>The.function.is.passed.a.poin
33920	74 65 72 20 74 6f 20 74 68 65 20 73 61 6d 70 6c 65 73 20 28 61 6e 20 61 72 72 61 79 20 6f 66 0a	ter.to.the.samples.(an.array.of.
33940	3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 61 6d 70 6c 65 5f 74 22 3e 67 70 69 6f 53 61 6d 70	<a.href="#gpioSample_t">gpioSamp
33960	6c 65 5f 74 3c 2f 61 3e 29 2c 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 61 6d 70 6c 65 73	le_t</a>),.the.number.of.samples
33980	2c 20 61 6e 64 20 74 68 65 20 75 73 65 72 64 61 74 61 20 70 6f 69 6e 74 65 72 2e 0a 3c 62 72 3e	,.and.the.userdata.pointer..<br>
339a0	3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20 6f 66 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 65	<br>Only.one.of.<a.href="#gpioGe
339c0	74 53 61 6d 70 6c 65 73 46 75 6e 63 22 3e 67 70 69 6f 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63	tSamplesFunc">gpioGetSamplesFunc
339e0	3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 65 74 53 61 6d 70 6c 65 73	</a>.or.<a.href="#gpioGetSamples
33a00	46 75 6e 63 45 78 22 3e 67 70 69 6f 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 45 78 3c 2f 61 3e	FuncEx">gpioGetSamplesFuncEx</a>
33a20	20 63 61 6e 20 62 65 0a 72 65 67 69 73 74 65 72 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20	.can.be.registered..<br><br>See.
33a40	3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 22	<a.href="#gpioSetGetSamplesFunc"
33a60	3e 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 3c 2f 61 3e 20 66 6f 72 20 66	>gpioSetGetSamplesFunc</a>.for.f
33a80	75 72 74 68 65 72 20 64 65 74 61 69 6c 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69	urther.details..<h3><a.name="gpi
33aa0	6f 53 65 74 54 69 6d 65 72 46 75 6e 63 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	oSetTimerFunc"></a><a.href="#int
33ac0	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 74	"><small>int</small></a>.gpioSet
33ae0	54 69 6d 65 72 46 75 6e 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	TimerFunc<small>(<a.href="#unsig
33b00	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65	ned">unsigned</a>.<a.href="#time
33b20	72 22 3e 74 69 6d 65 72 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	r">timer</a>,.<a.href="#unsigned
33b40	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 69 6c 6c 69 73 22	">unsigned</a>.<a.href="#millis"
33b60	3e 6d 69 6c 6c 69 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 54 69 6d 65 72	>millis</a>,.<a.href="#gpioTimer
33b80	46 75 6e 63 5f 74 22 3e 67 70 69 6f 54 69 6d 65 72 46 75 6e 63 5f 74 3c 2f 61 3e 20 3c 61 20 68	Func_t">gpioTimerFunc_t</a>.<a.h
33ba0	72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 67	ref="#f">f</a>)</small></h3>.Reg
33bc0	69 73 74 65 72 73 20 61 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 62 65 20 63 61 6c 6c 65 64 20 28	isters.a.function.to.be.called.(
33be0	61 20 63 61 6c 6c 62 61 63 6b 29 20 65 76 65 72 79 20 6d 69 6c 6c 69 73 20 6d 69 6c 6c 69 73 65	a.callback).every.millis.millise
33c00	63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 74 69 6d 65 72	conds..<br><br><code>&nbsp;timer
33c20	3a 26 6e 62 73 70 3b 30 2d 39 3c 62 72 3e 6d 69 6c 6c 69 73 3a 26 6e 62 73 70 3b 31 30 2d 36 30	:&nbsp;0-9<br>millis:&nbsp;10-60
33c40	30 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	000<br>&nbsp;&nbsp;&nbsp;&nbsp;&
33c60	6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 26 6e	nbsp;f:&nbsp;the&nbsp;function&n
33c80	62 73 70 3b 74 6f 26 6e 62 73 70 3b 63 61 6c 6c 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	bsp;to&nbsp;call<br></code><br><
33ca0	62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49	br>Returns.0.if.OK,.otherwise.PI
33cc0	5f 42 41 44 5f 54 49 4d 45 52 2c 20 50 49 5f 42 41 44 5f 4d 53 2c 20 6f 72 20 50 49 5f 54 49 4d	_BAD_TIMER,.PI_BAD_MS,.or.PI_TIM
33ce0	45 52 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 31 30 20 74 69 6d 65 72 73 20 61 72 65	ER_FAILED..<br><br>10.timers.are
33d00	20 73 75 70 70 6f 72 74 65 64 20 6e 75 6d 62 65 72 65 64 20 30 20 74 6f 20 39 2e 0a 3c 62 72 3e	.supported.numbered.0.to.9..<br>
33d20	3c 62 72 3e 4f 6e 65 20 66 75 6e 63 74 69 6f 6e 20 6d 61 79 20 62 65 20 72 65 67 69 73 74 65 72	<br>One.function.may.be.register
33d40	65 64 20 70 65 72 20 74 69 6d 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 74 69 6d 65 72 20	ed.per.timer..<br><br>The.timer.
33d60	6d 61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 70 61 73 73 69 6e 67 20 4e 55 4c 4c	may.be.cancelled.by.passing.NULL
33d80	20 61 73 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	.as.the.function..<br><br><b><sm
33da0	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
33dc0	63 6f 64 65 3e 76 6f 69 64 26 6e 62 73 70 3b 62 46 75 6e 63 74 69 6f 6e 28 76 6f 69 64 29 3c 62	code>void&nbsp;bFunction(void)<b
33de0	72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 66 28	r>{<br>&nbsp;&nbsp;&nbsp;printf(
33e00	22 74 77 6f 26 6e 62 73 70 3b 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 68 61 76 65 26 6e 62 73 70	"two&nbsp;seconds&nbsp;have&nbsp
33e20	3b 65 6c 61 70 73 65 64 22 29 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b	;elapsed");<br>}<br><br>//&nbsp;
33e40	63 61 6c 6c 26 6e 62 73 70 3b 62 46 75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 65 76 65 72 79 26 6e	call&nbsp;bFunction&nbsp;every&n
33e60	62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 3c 62 72 3e 67 70	bsp;2000&nbsp;milliseconds<br>gp
33e80	69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63 28 30 2c 26 6e 62 73 70 3b 32 30 30 30 2c 26 6e 62 73	ioSetTimerFunc(0,&nbsp;2000,&nbs
33ea0	70 3b 62 46 75 6e 63 74 69 6f 6e 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	p;bFunction);<br></code><h3><a.n
33ec0	61 6d 65 3d 22 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63 45 78 22 3e 3c 2f 61 3e 3c 61 20	ame="gpioSetTimerFuncEx"></a><a.
33ee0	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
33f00	61 3e 20 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63 45 78 3c 73 6d 61 6c 6c 3e 28 3c 61 20	a>.gpioSetTimerFuncEx<small>(<a.
33f20	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
33f40	20 68 72 65 66 3d 22 23 74 69 6d 65 72 22 3e 74 69 6d 65 72 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	.href="#timer">timer</a>,.<a.hre
33f60	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
33f80	65 66 3d 22 23 6d 69 6c 6c 69 73 22 3e 6d 69 6c 6c 69 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	ef="#millis">millis</a>,.<a.href
33fa0	3d 22 23 67 70 69 6f 54 69 6d 65 72 46 75 6e 63 45 78 5f 74 22 3e 67 70 69 6f 54 69 6d 65 72 46	="#gpioTimerFuncEx_t">gpioTimerF
33fc0	75 6e 63 45 78 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 2c 20	uncEx_t</a>.<a.href="#f">f</a>,.
33fe0	3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	<a.href="#void">void</a>.<a.href
34000	00 00 00 34 4c 65 6e 3a 26 6e 62 73 70 3b 31 2d 31 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	...4Len:&nbsp;1-100<br>&nbsp;&nb
34020	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6c 65 76 65 6c 3a 26 6e 62 73 70 3b 30 2c 31 3c 62	sp;&nbsp;&nbsp;level:&nbsp;0,1<b
34040	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b	r></code><br><br>Returns.0.if.OK
34060	2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49	,.otherwise.PI_BAD_USER_GPIO,.PI
34080	5f 42 41 44 5f 4c 45 56 45 4c 2c 0a 6f 72 20 50 49 5f 42 41 44 5f 50 55 4c 53 45 4c 45 4e 2e 0a	_BAD_LEVEL,.or.PI_BAD_PULSELEN..
340a0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 74 57 61 74 63 68 64 6f 67 22 3e 3c 2f	<h3><a.name="gpioSetWatchdog"></
340c0	61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61	a><a.href="#int"><small>int</sma
340e0	6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 74 57 61 74 63 68 64 6f 67 3c 73 6d 61 6c 6c 3e 28 3c	ll></a>.gpioSetWatchdog<small>(<
34100	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
34120	3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f	<a.href="#user_gpio">user_gpio</
34140	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	a>,.<a.href="#unsigned">unsigned
34160	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 6f 75 74 22 3e 74 69 6d 65 6f 75 74 3c	</a>.<a.href="#timeout">timeout<
34180	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 61 20 77 61 74 63 68 64 6f	/a>)</small></h3>.Sets.a.watchdo
341a0	67 20 66 6f 72 20 61 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72	g.for.a.GPIO..<br><br><code>user
341c0	5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	_gpio:&nbsp;0-31<br>&nbsp;&nbsp;
341e0	74 69 6d 65 6f 75 74 3a 26 6e 62 73 70 3b 30 2d 36 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e	timeout:&nbsp;0-60000<br></code>
34200	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	<br><br>Returns.0.if.OK,.otherwi
34220	73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 20 6f 72 20 50 49 5f 42 41 44 5f 57 44	se.PI_BAD_USER_GPIO.or.PI_BAD_WD
34240	4f 47 5f 54 49 4d 45 4f 55 54 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 77 61 74 63 68 64 6f 67	OG_TIMEOUT..<br><br>The.watchdog
34260	20 69 73 20 6e 6f 6d 69 6e 61 6c 6c 79 20 69 6e 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e 0a 3c	.is.nominally.in.milliseconds..<
34280	62 72 3e 3c 62 72 3e 4f 6e 65 20 77 61 74 63 68 64 6f 67 20 6d 61 79 20 62 65 20 72 65 67 69 73	br><br>One.watchdog.may.be.regis
342a0	74 65 72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 77 61 74 63	tered.per.GPIO..<br><br>The.watc
342c0	68 64 6f 67 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 73 65 74 74 69 6e 67	hdog.may.be.cancelled.by.setting
342e0	20 74 69 6d 65 6f 75 74 20 74 6f 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 55 6e 74 69 6c 20 63 61 6e	.timeout.to.0..<br><br>Until.can
34300	63 65 6c 6c 65 64 20 61 20 74 69 6d 65 6f 75 74 20 77 69 6c 6c 20 62 65 20 72 65 70 6f 72 74 65	celled.a.timeout.will.be.reporte
34320	64 20 65 76 65 72 79 20 74 69 6d 65 6f 75 74 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 0a 61 66 74	d.every.timeout.milliseconds.aft
34340	65 72 20 74 68 65 20 6c 61 73 74 20 47 50 49 4f 20 61 63 74 69 76 69 74 79 2e 0a 3c 62 72 3e 3c	er.the.last.GPIO.activity..<br><
34360	62 72 3e 49 6e 20 70 61 72 74 69 63 75 6c 61 72 3a 0a 3c 62 72 3e 3c 62 72 3e 31 29 20 61 6e 79	br>In.particular:.<br><br>1).any
34380	20 72 65 67 69 73 74 65 72 65 64 20 61 6c 65 72 74 20 66 75 6e 63 74 69 6f 6e 20 66 6f 72 20 74	.registered.alert.function.for.t
343a0	68 65 20 47 50 49 4f 20 77 69 6c 6c 20 62 65 20 63 61 6c 6c 65 64 20 77 69 74 68 0a 20 20 20 74	he.GPIO.will.be.called.with....t
343c0	68 65 20 6c 65 76 65 6c 20 73 65 74 20 74 6f 20 50 49 5f 54 49 4d 45 4f 55 54 2e 0a 3c 62 72 3e	he.level.set.to.PI_TIMEOUT..<br>
343e0	3c 62 72 3e 32 29 20 61 6e 79 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 66 6f 72 20 74 68 65 20	<br>2).any.notification.for.the.
34400	47 50 49 4f 20 77 69 6c 6c 20 68 61 76 65 20 61 20 72 65 70 6f 72 74 20 77 72 69 74 74 65 6e 20	GPIO.will.have.a.report.written.
34420	74 6f 20 74 68 65 0a 20 20 20 66 69 66 6f 20 77 69 74 68 20 74 68 65 20 66 6c 61 67 73 20 73 65	to.the....fifo.with.the.flags.se
34440	74 20 74 6f 20 69 6e 64 69 63 61 74 65 20 61 20 77 61 74 63 68 64 6f 67 20 74 69 6d 65 6f 75 74	t.to.indicate.a.watchdog.timeout
34460	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61	..<br><br><b><small>Example</sma
34480	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 76 6f 69 64 26 6e 62 73 70 3b 61	ll></b><br><br><code>void&nbsp;a
344a0	46 75 6e 63 74 69 6f 6e 28 69 6e 74 26 6e 62 73 70 3b 67 70 69 6f 2c 26 6e 62 73 70 3b 69 6e 74	Function(int&nbsp;gpio,&nbsp;int
344c0	26 6e 62 73 70 3b 6c 65 76 65 6c 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b	&nbsp;level,&nbsp;uint32_t&nbsp;
344e0	74 69 63 6b 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	tick)<br>{<br>&nbsp;&nbsp;&nbsp;
34500	70 72 69 6e 74 66 28 22 47 50 49 4f 26 6e 62 73 70 3b 25 64 26 6e 62 73 70 3b 62 65 63 61 6d 65	printf("GPIO&nbsp;%d&nbsp;became
34520	26 6e 62 73 70 3b 25 64 26 6e 62 73 70 3b 61 74 26 6e 62 73 70 3b 25 64 22 2c 26 6e 62 73 70 3b	&nbsp;%d&nbsp;at&nbsp;%d",&nbsp;
34540	67 70 69 6f 2c 26 6e 62 73 70 3b 6c 65 76 65 6c 2c 26 6e 62 73 70 3b 74 69 63 6b 29 3b 3c 62 72	gpio,&nbsp;level,&nbsp;tick);<br
34560	3e 7d 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 61 46 75 6e	>}<br><br>//&nbsp;call&nbsp;aFun
34580	63 74 69 6f 6e 26 6e 62 73 70 3b 77 68 65 6e 65 76 65 72 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62	ction&nbsp;whenever&nbsp;GPIO&nb
345a0	73 70 3b 34 26 6e 62 73 70 3b 63 68 61 6e 67 65 73 26 6e 62 73 70 3b 73 74 61 74 65 3c 62 72 3e	sp;4&nbsp;changes&nbsp;state<br>
345c0	67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 28 34 2c 26 6e 62 73 70 3b 61 46 75 6e 63 74 69	gpioSetAlertFunc(4,&nbsp;aFuncti
345e0	6f 6e 29 3b 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6f 72 26 6e 62 73	on);<br><br>//&nbsp;&nbsp;or&nbs
34600	70 3b 61 70 70 72 6f 78 69 6d 61 74 65 6c 79 26 6e 62 73 70 3b 65 76 65 72 79 26 6e 62 73 70 3b	p;approximately&nbsp;every&nbsp;
34620	35 26 6e 62 73 70 3b 6d 69 6c 6c 69 73 3c 62 72 3e 67 70 69 6f 53 65 74 57 61 74 63 68 64 6f 67	5&nbsp;millis<br>gpioSetWatchdog
34640	28 34 2c 26 6e 62 73 70 3b 35 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	(4,&nbsp;5);<br></code><h3><a.na
34660	6d 65 3d 22 67 70 69 6f 4e 6f 69 73 65 46 69 6c 74 65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	me="gpioNoiseFilter"></a><a.href
34680	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67	="#int"><small>int</small></a>.g
346a0	70 69 6f 4e 6f 69 73 65 46 69 6c 74 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	pioNoiseFilter<small>(<a.href="#
346c0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
346e0	23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72	#user_gpio">user_gpio</a>,.<a.hr
34700	65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68	ef="#unsigned">unsigned</a>.<a.h
34720	72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	ref="#steady">steady</a>,.<a.hre
34740	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
34760	65 66 3d 22 23 61 63 74 69 76 65 22 3e 61 63 74 69 76 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	ef="#active">active</a>)</small>
34780	3c 2f 68 33 3e 0a 53 65 74 73 20 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47	</h3>.Sets.a.noise.filter.on.a.G
347a0	50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 6e 20 74 68	PIO..<br><br>Level.changes.on.th
347c0	65 20 47 50 49 4f 20 61 72 65 20 69 67 6e 6f 72 65 64 20 75 6e 74 69 6c 20 61 20 6c 65 76 65 6c	e.GPIO.are.ignored.until.a.level
347e0	20 77 68 69 63 68 20 68 61 73 0a 62 65 65 6e 20 73 74 61 62 6c 65 20 66 6f 72 20 3c 61 20 68 72	.which.has.been.stable.for.<a.hr
34800	65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63	ef="#steady">steady</a>.microsec
34820	6f 6e 64 73 20 69 73 20 64 65 74 65 63 74 65 64 2e 20 20 4c 65 76 65 6c 20 63 68 61 6e 67 65 73	onds.is.detected...Level.changes
34840	0a 6f 6e 20 74 68 65 20 47 50 49 4f 20 61 72 65 20 74 68 65 6e 20 72 65 70 6f 72 74 65 64 20 66	.on.the.GPIO.are.then.reported.f
34860	6f 72 20 3c 61 20 68 72 65 66 3d 22 23 61 63 74 69 76 65 22 3e 61 63 74 69 76 65 3c 2f 61 3e 20	or.<a.href="#active">active</a>.
34880	6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 66 74 65 72 0a 77 68 69 63 68 20 74 68 65 20 70 72 6f	microseconds.after.which.the.pro
348a0	63 65 73 73 20 72 65 70 65 61 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72	cess.repeats..<br><br><code>user
348c0	5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	_gpio:&nbsp;0-31<br>&nbsp;&nbsp;
348e0	26 6e 62 73 70 3b 73 74 65 61 64 79 3a 26 6e 62 73 70 3b 30 2d 33 30 30 30 30 30 3c 62 72 3e 26	&nbsp;steady:&nbsp;0-300000<br>&
34900	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 63 74 69 76 65 3a 26 6e 62 73 70 3b 30 2d	nbsp;&nbsp;&nbsp;active:&nbsp;0-
34920	31 30 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	1000000<br></code><br><br>Return
34940	73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52	s.0.if.OK,.otherwise.PI_BAD_USER
34960	5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 42 41 44 5f 46 49 4c 54 45 52 2e 0a 3c 62 72 3e 3c 62 72	_GPIO,.or.PI_BAD_FILTER..<br><br
34980	3e 54 68 69 73 20 66 69 6c 74 65 72 20 61 66 66 65 63 74 73 20 74 68 65 20 47 50 49 4f 20 73 61	>This.filter.affects.the.GPIO.sa
349a0	6d 70 6c 65 73 20 72 65 74 75 72 6e 65 64 20 74 6f 20 63 61 6c 6c 62 61 63 6b 73 20 73 65 74 20	mples.returned.to.callbacks.set.
349c0	75 70 0a 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75	up.with.<a.href="#gpioSetAlertFu
349e0	6e 63 22 3e 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	nc">gpioSetAlertFunc</a>,.<a.hre
34a00	66 3d 22 23 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 41	f="#gpioSetAlertFuncEx">gpioSetA
34a20	6c 65 72 74 46 75 6e 63 45 78 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65	lertFuncEx</a>,.<a.href="#gpioSe
34a40	74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c	tGetSamplesFunc">gpioSetGetSampl
34a60	65 73 46 75 6e 63 3c 2f 61 3e 2c 0a 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65	esFunc</a>,.and.<a.href="#gpioSe
34a80	74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 47 65 74 53 61 6d	tGetSamplesFuncEx">gpioSetGetSam
34aa0	70 6c 65 73 46 75 6e 63 45 78 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64 6f 65 73 20	plesFuncEx</a>..<br><br>It.does.
34ac0	6e 6f 74 20 61 66 66 65 63 74 20 69 6e 74 65 72 72 75 70 74 73 20 73 65 74 20 75 70 20 77 69 74	not.affect.interrupts.set.up.wit
34ae0	68 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 22 3e 67 70 69 6f	h.<a.href="#gpioSetISRFunc">gpio
34b00	53 65 74 49 53 52 46 75 6e 63 3c 2f 61 3e 2c 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65	SetISRFunc</a>,.<a.href="#gpioSe
34b20	74 49 53 52 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 45 78 3c 2f 61 3e	tISRFuncEx">gpioSetISRFuncEx</a>
34b40	2c 20 6f 72 20 6c 65 76 65 6c 73 20 72 65 61 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 67 70	,.or.levels.read.by.<a.href="#gp
34b60	69 6f 52 65 61 64 22 3e 67 70 69 6f 52 65 61 64 3c 2f 61 3e 2c 0a 3c 61 20 68 72 65 66 3d 22 23	ioRead">gpioRead</a>,.<a.href="#
34b80	67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f 30 5f 33 31 22 3e 67 70 69 6f 52 65 61 64 5f 42 69 74	gpioRead_Bits_0_31">gpioRead_Bit
34ba0	73 5f 30 5f 33 31 3c 2f 61 3e 2c 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 52 65 61	s_0_31</a>,.or.<a.href="#gpioRea
34bc0	64 5f 42 69 74 73 5f 33 32 5f 35 33 22 3e 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f 33 32 5f 35	d_Bits_32_53">gpioRead_Bits_32_5
34be0	33 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 62 65 66	3</a>..<br><br>Level.changes.bef
34c00	6f 72 65 20 61 6e 64 20 61 66 74 65 72 20 74 68 65 20 61 63 74 69 76 65 20 70 65 72 69 6f 64 20	ore.and.after.the.active.period.
34c20	6d 61 79 0a 62 65 20 72 65 70 6f 72 74 65 64 2e 20 20 59 6f 75 72 20 73 6f 66 74 77 61 72 65 20	may.be.reported...Your.software.
34c40	6d 75 73 74 20 62 65 20 64 65 73 69 67 6e 65 64 20 74 6f 20 63 6f 70 65 20 77 69 74 68 0a 73 75	must.be.designed.to.cope.with.su
34c60	63 68 20 72 65 70 6f 72 74 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 47 6c 69	ch.reports..<h3><a.name="gpioGli
34c80	74 63 68 46 69 6c 74 65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	tchFilter"></a><a.href="#int"><s
34ca0	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 47 6c 69 74 63 68 46	mall>int</small></a>.gpioGlitchF
34cc0	69 6c 74 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	ilter<small>(<a.href="#unsigned"
34ce0	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69	>unsigned</a>.<a.href="#user_gpi
34d00	6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	o">user_gpio</a>,.<a.href="#unsi
34d20	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65	gned">unsigned</a>.<a.href="#ste
34d40	61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65	ady">steady</a>)</small></h3>.Se
34d60	74 73 20 61 20 67 6c 69 74 63 68 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 62	ts.a.glitch.filter.on.a.GPIO..<b
34d80	72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 20	r><br>Level.changes.on.the.GPIO.
34da0	61 72 65 20 6e 6f 74 20 72 65 70 6f 72 74 65 64 20 75 6e 6c 65 73 73 20 74 68 65 20 6c 65 76 65	are.not.reported.unless.the.leve
34dc0	6c 0a 68 61 73 20 62 65 65 6e 20 73 74 61 62 6c 65 20 66 6f 72 20 61 74 20 6c 65 61 73 74 20 3c	l.has.been.stable.for.at.least.<
34de0	61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72	a.href="#steady">steady</a>.micr
34e00	6f 73 65 63 6f 6e 64 73 2e 20 20 54 68 65 0a 6c 65 76 65 6c 20 69 73 20 74 68 65 6e 20 72 65 70	oseconds...The.level.is.then.rep
34e20	6f 72 74 65 64 2e 20 20 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 66 20 6c 65 73 73 20 74 68	orted...Level.changes.of.less.th
34e40	61 6e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 0a	an.<a.href="#steady">steady</a>.
34e60	6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 72 65 20 69 67 6e 6f 72 65 64 2e 0a 3c 62 72 3e 3c 62	microseconds.are.ignored..<br><b
34e80	72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e	r><code>user_gpio:&nbsp;0-31<br>
34ea0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 74 65 61 64 79 3a 26 6e 62 73 70 3b 30	&nbsp;&nbsp;&nbsp;steady:&nbsp;0
34ec0	2d 33 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	-300000<br></code><br><br>Return
34ee0	73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52	s.0.if.OK,.otherwise.PI_BAD_USER
34f00	5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 42 41 44 5f 46 49 4c 54 45 52 2e 0a 3c 62 72 3e 3c 62 72	_GPIO,.or.PI_BAD_FILTER..<br><br
34f20	3e 54 68 69 73 20 66 69 6c 74 65 72 20 61 66 66 65 63 74 73 20 74 68 65 20 47 50 49 4f 20 73 61	>This.filter.affects.the.GPIO.sa
34f40	6d 70 6c 65 73 20 72 65 74 75 72 6e 65 64 20 74 6f 20 63 61 6c 6c 62 61 63 6b 73 20 73 65 74 20	mples.returned.to.callbacks.set.
34f60	75 70 0a 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75	up.with.<a.href="#gpioSetAlertFu
34f80	6e 63 22 3e 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	nc">gpioSetAlertFunc</a>,.<a.hre
34fa0	66 3d 22 23 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 41	f="#gpioSetAlertFuncEx">gpioSetA
34fc0	6c 65 72 74 46 75 6e 63 45 78 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65	lertFuncEx</a>,.<a.href="#gpioSe
34fe0	74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c	tGetSamplesFunc">gpioSetGetSampl
35000	00 00 00 35 64 2e 20 20 54 68 69 73 20 70 61 72 61 6d 65 74 65 72 20 73 68 6f 75 6c 64 20 62 65	...5d...This.parameter.should.be
35020	20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 43 6c	.set.to.zero..<h3><a.name="serCl
35040	6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69	ose"></a><a.href="#int"><small>i
35060	6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 43 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c	nt</small></a>.serClose<small>(<
35080	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
350a0	3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73	<a.href="#handle">handle</a>)</s
350c0	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 6c 6f 73 65 73 20	mall></h3>.This.function.closes.
350e0	74 68 65 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74	the.serial.device.associated.wit
35100	68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26	h.handle..<br><br><code>handle:&
35120	6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e	nbsp;&gt;=0,&nbsp;as&nbsp;return
35140	65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70	ed&nbsp;by&nbsp;a&nbsp;call&nbsp
35160	3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 4f 70 65 6e 22 3e 73 65 72 4f	;to&nbsp;<a.href="#serOpen">serO
35180	70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	pen</a><br></code><br><br>Return
351a0	73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44	s.0.if.OK,.otherwise.PI_BAD_HAND
351c0	4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 57 72 69 74 65 42 79 74 65 22 3e 3c	LE..<h3><a.name="serWriteByte"><
351e0	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
35200	61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 57 72 69 74 65 42 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20	all></a>.serWriteByte<small>(<a.
35220	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
35240	20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68	.href="#handle">handle</a>,.<a.h
35260	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
35280	68 72 65 66 3d 22 23 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#bVal">bVal</a>)</small></
352a0	68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 77 72 69 74 65 73 20 62 56 61 6c 20 74 6f	h3>.This.function.writes.bVal.to
352c0	20 74 68 65 20 73 65 72 69 61 6c 20 70 6f 72 74 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68	.the.serial.port.associated.with
352e0	20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e	.handle..<br><br><code>handle:&n
35300	62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	bsp;&gt;=0,&nbsp;as&nbsp;returne
35320	64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b	d&nbsp;by&nbsp;a&nbsp;call&nbsp;
35340	74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 4f 70 65 6e 22 3e 73 65 72 4f 70	to&nbsp;<a.href="#serOpen">serOp
35360	65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	en</a><br></code><br><br>Returns
35380	20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c	.0.if.OK,.otherwise.PI_BAD_HANDL
353a0	45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 53 45 52 5f 57 52 49 54 45	E,.PI_BAD_PARAM,.or.PI_SER_WRITE
353c0	5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 52 65 61 64 42 79 74	_FAILED..<h3><a.name="serReadByt
353e0	65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	e"></a><a.href="#int"><small>int
35400	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 52 65 61 64 42 79 74 65 3c 73 6d 61 6c 6c 3e 28	</small></a>.serReadByte<small>(
35420	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
35440	20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f	.<a.href="#handle">handle</a>)</
35460	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 61 64 73 20	small></h3>.This.function.reads.
35480	61 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 73 65 72 69 61 6c 20 70 6f 72 74 20 61 73 73 6f	a.byte.from.the.serial.port.asso
354a0	63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	ciated.with.handle..<br><br><cod
354c0	65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e	e>handle:&nbsp;&gt;=0,&nbsp;as&n
354e0	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70	bsp;returned&nbsp;by&nbsp;a&nbsp
35500	3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72	;call&nbsp;to&nbsp;<a.href="#ser
35520	4f 70 65 6e 22 3e 73 65 72 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	Open">serOpen</a><br></code><br>
35540	3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 72 65 61 64 20 62 79 74 65 20 28 26 67 74 3b 3d	<br>Returns.the.read.byte.(&gt;=
35560	30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c	0).if.OK,.otherwise.PI_BAD_HANDL
35580	45 2c 0a 50 49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54 41 2c 20 6f 72 20 50 49 5f 53 45	E,.PI_SER_READ_NO_DATA,.or.PI_SE
355a0	52 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 6e 6f 20 64 61 74	R_READ_FAILED..<br><br>If.no.dat
355c0	61 20 69 73 20 72 65 61 64 79 20 50 49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54 41 20 69	a.is.ready.PI_SER_READ_NO_DATA.i
355e0	73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 57 72 69 74	s.returned..<h3><a.name="serWrit
35600	65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	e"></a><a.href="#int"><small>int
35620	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 57 72 69 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20	</small></a>.serWrite<small>(<a.
35640	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
35660	20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68	.href="#handle">handle</a>,.<a.h
35680	72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a	ref="#char">char</a>.<a.href="#*
356a0	62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	buf">*buf</a>,.<a.href="#unsigne
356c0	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22	d">unsigned</a>.<a.href="#count"
356e0	3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	>count</a>)</small></h3>.This.fu
35700	6e 63 74 69 6f 6e 20 77 72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 62	nction.writes.count.bytes.from.b
35720	75 66 20 74 6f 20 74 68 65 20 74 68 65 20 73 65 72 69 61 6c 20 70 6f 72 74 0a 61 73 73 6f 63 69	uf.to.the.the.serial.port.associ
35740	61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	ated.with.handle..<br><br><code>
35760	68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73	handle:&nbsp;&gt;=0,&nbsp;as&nbs
35780	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63	p;returned&nbsp;by&nbsp;a&nbsp;c
357a0	61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 4f 70	all&nbsp;to&nbsp;<a.href="#serOp
357c0	65 6e 22 3e 73 65 72 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	en">serOpen</a><br>&nbsp;&nbsp;&
357e0	6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62	nbsp;buf:&nbsp;the&nbsp;array&nb
35800	73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72	sp;of&nbsp;bytes&nbsp;to&nbsp;wr
35820	69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	ite<br>&nbsp;count:&nbsp;the&nbs
35840	70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70	p;number&nbsp;of&nbsp;bytes&nbsp
35860	3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	;to&nbsp;write<br></code><br><br
35880	3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42	>Returns.0.if.OK,.otherwise.PI_B
358a0	41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 53	AD_HANDLE,.PI_BAD_PARAM,.or.PI_S
358c0	45 52 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65	ER_WRITE_FAILED..<h3><a.name="se
358e0	72 52 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	rRead"></a><a.href="#int"><small
35900	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 52 65 61 64 3c 73 6d 61 6c 6c 3e 28	>int</small></a>.serRead<small>(
35920	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
35940	20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c	.<a.href="#handle">handle</a>,.<
35960	61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	a.href="#char">char</a>.<a.href=
35980	22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	"#*buf">*buf</a>,.<a.href="#unsi
359a0	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75	gned">unsigned</a>.<a.href="#cou
359c0	6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	nt">count</a>)</small></h3>.This
359e0	20 66 75 6e 63 74 69 6f 6e 20 72 65 61 64 73 20 75 70 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66	.function.reads.up.count.bytes.f
35a00	72 6f 6d 20 74 68 65 20 74 68 65 20 73 65 72 69 61 6c 20 70 6f 72 74 0a 61 73 73 6f 63 69 61 74	rom.the.the.serial.port.associat
35a20	65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 61 6e 64 20 77 72 69 74 65 73 20 74 68 65 6d 20 74	ed.with.handle.and.writes.them.t
35a40	6f 20 62 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73	o.buf..<br><br><code>handle:&nbs
35a60	70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26	p;&gt;=0,&nbsp;as&nbsp;returned&
35a80	6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f	nbsp;by&nbsp;a&nbsp;call&nbsp;to
35aa0	26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 4f 70 65 6e 22 3e 73 65 72 4f 70 65 6e	&nbsp;<a.href="#serOpen">serOpen
35ac0	3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e	</a><br>&nbsp;&nbsp;&nbsp;buf:&n
35ae0	62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72	bsp;an&nbsp;array&nbsp;to&nbsp;r
35b00	65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64	eceive&nbsp;the&nbsp;read&nbsp;d
35b20	61 74 61 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	ata<br>&nbsp;count:&nbsp;the&nbs
35b40	70 3b 6d 61 78 69 6d 75 6d 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62	p;maximum&nbsp;number&nbsp;of&nb
35b60	73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 3c 2f	sp;bytes&nbsp;to&nbsp;read<br></
35b80	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20	code><br><br>Returns.the.number.
35ba0	6f 66 20 62 79 74 65 73 20 72 65 61 64 20 28 26 67 74 3b 30 3d 29 20 69 66 20 4f 4b 2c 20 6f 74	of.bytes.read.(&gt;0=).if.OK,.ot
35bc0	68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41	herwise.PI_BAD_HANDLE,.PI_BAD_PA
35be0	52 41 4d 2c 20 6f 72 20 50 49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54 41 2e 0a 3c 62 72	RAM,.or.PI_SER_READ_NO_DATA..<br
35c00	3e 3c 62 72 3e 49 66 20 6e 6f 20 64 61 74 61 20 69 73 20 72 65 61 64 79 20 7a 65 72 6f 20 69 73	><br>If.no.data.is.ready.zero.is
35c20	20 72 65 74 75 72 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 44 61 74 61 41	.returned..<h3><a.name="serDataA
35c40	76 61 69 6c 61 62 6c 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d	vailable"></a><a.href="#int"><sm
35c60	61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 44 61 74 61 41 76 61 69 6c	all>int</small></a>.serDataAvail
35c80	61 62 6c 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	able<small>(<a.href="#unsigned">
35ca0	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68	unsigned</a>.<a.href="#handle">h
35cc0	61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e	andle</a>)</small></h3>.This.fun
35ce0	63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65	ction.returns.the.number.of.byte
35d00	73 20 61 76 61 69 6c 61 62 6c 65 0a 74 6f 20 62 65 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 20	s.available.to.be.read.from.the.
35d20	64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c	device.associated.with.handle..<
35d40	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30	br><br><code>handle:&nbsp;&gt;=0
35d60	2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26	,&nbsp;as&nbsp;returned&nbsp;by&
35d80	6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61	nbsp;a&nbsp;call&nbsp;to&nbsp;<a
35da0	20 68 72 65 66 3d 22 23 73 65 72 4f 70 65 6e 22 3e 73 65 72 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e	.href="#serOpen">serOpen</a><br>
35dc0	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65	</code><br><br>Returns.the.numbe
35de0	72 20 6f 66 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 61 76 61 69 6c 61 62 6c 65 20 28 26 67	r.of.bytes.of.data.available.(&g
35e00	74 3b 3d 30 29 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41	t;=0).if.OK,.otherwise.PI_BAD_HA
35e20	4e 44 4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 54 72 69 67 67 65 72 22 3e	NDLE..<h3><a.name="gpioTrigger">
35e40	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
35e60	6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 54 72 69 67 67 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20	mall></a>.gpioTrigger<small>(<a.
35e80	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
35ea0	20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e	.href="#user_gpio">user_gpio</a>
35ec0	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
35ee0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 75 6c 73 65 4c 65 6e 22 3e 70 75 6c 73 65 4c 65 6e 3c	a>.<a.href="#pulseLen">pulseLen<
35f00	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	/a>,.<a.href="#unsigned">unsigne
35f20	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6c 65 76 65 6c 22 3e 6c 65 76 65 6c 3c 2f 61 3e	d</a>.<a.href="#level">level</a>
35f40	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 6e	)</small></h3>.This.function.sen
35f60	64 73 20 61 20 74 72 69 67 67 65 72 20 70 75 6c 73 65 20 74 6f 20 61 20 47 50 49 4f 2e 20 20 54	ds.a.trigger.pulse.to.a.GPIO...T
35f80	68 65 20 47 50 49 4f 20 69 73 20 73 65 74 20 74 6f 0a 6c 65 76 65 6c 20 66 6f 72 20 70 75 6c 73	he.GPIO.is.set.to.level.for.puls
35fa0	65 4c 65 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 6e 64 20 74 68 65 6e 20 72 65 73 65 74	eLen.microseconds.and.then.reset
35fc0	20 74 6f 20 6e 6f 74 20 6c 65 76 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65	.to.not.level..<br><br><code>use
35fe0	72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 70 75 6c 73 65	r_gpio:&nbsp;0-31<br>&nbsp;pulse
36000	00 00 00 36 2e 67 2e 20 74 6f 20 74 72 61 6e 73 66 65 72 20 33 32 20 31 31 2d 62 69 74 20 77 6f	...6.g..to.transfer.32.11-bit.wo
36020	72 64 73 20 62 75 66 20 73 68 6f 75 6c 64 20 63 6f 6e 74 61 69 6e 20 36 34 20 62 79 74 65 73 0a	rds.buf.should.contain.64.bytes.
36040	61 6e 64 20 63 6f 75 6e 74 20 73 68 6f 75 6c 64 20 62 65 20 36 34 2e 0a 3c 62 72 3e 3c 62 72 3e	and.count.should.be.64..<br><br>
36060	45 2e 67 2e 20 74 6f 20 74 72 61 6e 73 66 65 72 20 74 68 65 20 31 34 20 62 69 74 20 76 61 6c 75	E.g..to.transfer.the.14.bit.valu
36080	65 20 30 78 31 41 42 43 20 73 65 6e 64 20 74 68 65 20 62 79 74 65 73 20 30 78 42 43 20 66 6f 6c	e.0x1ABC.send.the.bytes.0xBC.fol
360a0	6c 6f 77 65 64 0a 62 79 20 30 78 31 41 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6f 74 68 65 72	lowed.by.0x1A..<br><br>The.other
360c0	20 62 69 74 73 20 69 6e 20 66 6c 61 67 73 20 73 68 6f 75 6c 64 20 62 65 20 73 65 74 20 74 6f 20	.bits.in.flags.should.be.set.to.
360e0	7a 65 72 6f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 43 6c 6f 73 65 22 3e 3c 2f 61	zero..<h3><a.name="spiClose"></a
36100	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
36120	6c 3e 3c 2f 61 3e 20 73 70 69 43 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	l></a>.spiClose<small>(<a.href="
36140	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
36160	22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	"#handle">handle</a>)</small></h
36180	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 73 20 63 6c 6f 73 65 73 20 74 68 65 20 53 50 49	3>.This.functions.closes.the.SPI
361a0	20 64 65 76 69 63 65 20 69 64 65 6e 74 69 66 69 65 64 20 62 79 20 74 68 65 20 68 61 6e 64 6c 65	.device.identified.by.the.handle
361c0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74	..<br><br><code>handle:&nbsp;&gt
361e0	3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0,&nbsp;as&nbsp;returned&nbsp;
36200	62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	by&nbsp;a&nbsp;call&nbsp;to&nbsp
36220	3b 3c 61 20 68 72 65 66 3d 22 23 73 70 69 4f 70 65 6e 22 3e 73 70 69 4f 70 65 6e 3c 2f 61 3e 3c	;<a.href="#spiOpen">spiOpen</a><
36240	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f	br></code><br><br>Returns.0.if.O
36260	4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 68 33 3e	K,.otherwise.PI_BAD_HANDLE..<h3>
36280	3c 61 20 6e 61 6d 65 3d 22 73 70 69 52 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23	<a.name="spiRead"></a><a.href="#
362a0	69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 52	int"><small>int</small></a>.spiR
362c0	65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	ead<small>(<a.href="#unsigned">u
362e0	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61	nsigned</a>.<a.href="#handle">ha
36300	6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f	ndle</a>,.<a.href="#char">char</
36320	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20	a>.<a.href="#*buf">*buf</a>,.<a.
36340	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
36360	20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	.href="#count">count</a>)</small
36380	3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 61 64 73 20 63 6f 75 6e 74	></h3>.This.function.reads.count
363a0	20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 66 72 6f 6d 20 74 68 65 20 53 50 49 0a 64 65 76 69	.bytes.of.data.from.the.SPI.devi
363c0	63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 3c	ce.associated.with.the.handle..<
363e0	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30	br><br><code>handle:&nbsp;&gt;=0
36400	2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26	,&nbsp;as&nbsp;returned&nbsp;by&
36420	6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61	nbsp;a&nbsp;call&nbsp;to&nbsp;<a
36440	20 68 72 65 66 3d 22 23 73 70 69 4f 70 65 6e 22 3e 73 70 69 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e	.href="#spiOpen">spiOpen</a><br>
36460	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e	&nbsp;&nbsp;&nbsp;buf:&nbsp;an&n
36480	62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e	bsp;array&nbsp;to&nbsp;receive&n
364a0	62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70	bsp;the&nbsp;read&nbsp;data&nbsp
364c0	3b 62 79 74 65 73 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26	;bytes<br>&nbsp;count:&nbsp;the&
364e0	6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e	nbsp;number&nbsp;of&nbsp;bytes&n
36500	62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	bsp;to&nbsp;read<br></code><br><
36520	62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74	br>Returns.the.number.of.bytes.t
36540	72 61 6e 73 66 65 72 72 65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42	ransferred.if.OK,.otherwise.PI_B
36560	41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f 43 4f 55 4e 54 2c 20 6f 72 20	AD_HANDLE,.PI_BAD_SPI_COUNT,.or.
36580	50 49 5f 53 50 49 5f 58 46 45 52 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	PI_SPI_XFER_FAILED..<h3><a.name=
365a0	22 73 70 69 57 72 69 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	"spiWrite"></a><a.href="#int"><s
365c0	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 57 72 69 74 65 3c 73 6d	mall>int</small></a>.spiWrite<sm
365e0	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	all>(<a.href="#unsigned">unsigne
36600	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f	d</a>.<a.href="#handle">handle</
36620	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20	a>,.<a.href="#char">char</a>.<a.
36640	68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	href="#*buf">*buf</a>,.<a.href="
36660	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
36680	22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	"#count">count</a>)</small></h3>
366a0	0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 77 72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74 65	.This.function.writes.count.byte
366c0	73 20 6f 66 20 64 61 74 61 20 66 72 6f 6d 20 62 75 66 20 74 6f 20 74 68 65 20 53 50 49 0a 64 65	s.of.data.from.buf.to.the.SPI.de
366e0	76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e	vice.associated.with.the.handle.
36700	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b	.<br><br><code>handle:&nbsp;&gt;
36720	3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62	=0,&nbsp;as&nbsp;returned&nbsp;b
36740	79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	y&nbsp;a&nbsp;call&nbsp;to&nbsp;
36760	3c 61 20 68 72 65 66 3d 22 23 73 70 69 4f 70 65 6e 22 3e 73 70 69 4f 70 65 6e 3c 2f 61 3e 3c 62	<a.href="#spiOpen">spiOpen</a><b
36780	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74 68	r>&nbsp;&nbsp;&nbsp;buf:&nbsp;th
367a0	65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e	e&nbsp;data&nbsp;bytes&nbsp;to&n
367c0	62 73 70 3b 77 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74	bsp;write<br>&nbsp;count:&nbsp;t
367e0	68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65	he&nbsp;number&nbsp;of&nbsp;byte
36800	73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	s&nbsp;to&nbsp;write<br></code><
36820	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74	br><br>Returns.the.number.of.byt
36840	65 73 20 74 72 61 6e 73 66 65 72 72 65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a	es.transferred.if.OK,.otherwise.
36860	50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f 43 4f 55 4e 54 2c	PI_BAD_HANDLE,.PI_BAD_SPI_COUNT,
36880	20 6f 72 20 50 49 5f 53 50 49 5f 58 46 45 52 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e	.or.PI_SPI_XFER_FAILED..<h3><a.n
368a0	61 6d 65 3d 22 73 70 69 58 66 65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	ame="spiXfer"></a><a.href="#int"
368c0	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 58 66 65 72 3c	><small>int</small></a>.spiXfer<
368e0	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	small>(<a.href="#unsigned">unsig
36900	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65	ned</a>.<a.href="#handle">handle
36920	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c	</a>,.<a.href="#char">char</a>.<
36940	61 20 68 72 65 66 3d 22 23 2a 74 78 42 75 66 22 3e 2a 74 78 42 75 66 3c 2f 61 3e 2c 20 3c 61 20	a.href="#*txBuf">*txBuf</a>,.<a.
36960	68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	href="#char">char</a>.<a.href="#
36980	2a 72 78 42 75 66 22 3e 2a 72 78 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e	*rxBuf">*rxBuf</a>,.<a.href="#un
369a0	73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63	signed">unsigned</a>.<a.href="#c
369c0	6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68	ount">count</a>)</small></h3>.Th
369e0	69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 66 65 72 73 20 63 6f 75 6e 74 20 62 79 74 65	is.function.transfers.count.byte
36a00	73 20 6f 66 20 64 61 74 61 20 66 72 6f 6d 20 74 78 42 75 66 20 74 6f 20 74 68 65 20 53 50 49 0a	s.of.data.from.txBuf.to.the.SPI.
36a20	64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c	device.associated.with.the.handl
36a40	65 2e 20 20 53 69 6d 75 6c 74 61 6e 65 6f 75 73 6c 79 20 63 6f 75 6e 74 20 62 79 74 65 73 20 6f	e...Simultaneously.count.bytes.o
36a60	66 0a 64 61 74 61 20 61 72 65 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 20 64 65 76 69 63 65 20	f.data.are.read.from.the.device.
36a80	61 6e 64 20 70 6c 61 63 65 64 20 69 6e 20 72 78 42 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	and.placed.in.rxBuf..<br><br><co
36aa0	64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26	de>handle:&nbsp;&gt;=0,&nbsp;as&
36ac0	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73	nbsp;returned&nbsp;by&nbsp;a&nbs
36ae0	70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 70	p;call&nbsp;to&nbsp;<a.href="#sp
36b00	69 4f 70 65 6e 22 3e 73 70 69 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 74 78 42 75	iOpen">spiOpen</a><br>&nbsp;txBu
36b20	66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73	f:&nbsp;the&nbsp;data&nbsp;bytes
36b40	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 72 78 42	&nbsp;to&nbsp;write<br>&nbsp;rxB
36b60	75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 63 65 69 76 65 64 26 6e 62 73 70 3b	uf:&nbsp;the&nbsp;received&nbsp;
36b80	64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26	data&nbsp;bytes<br>&nbsp;count:&
36ba0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73	nbsp;the&nbsp;number&nbsp;of&nbs
36bc0	70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 72 61 6e 73 66 65 72 3c 62 72	p;bytes&nbsp;to&nbsp;transfer<br
36be0	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62	></code><br><br>Returns.the.numb
36c00	65 72 20 6f 66 20 62 79 74 65 73 20 74 72 61 6e 73 66 65 72 72 65 64 20 69 66 20 4f 4b 2c 20 6f	er.of.bytes.transferred.if.OK,.o
36c20	74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 53	therwise.PI_BAD_HANDLE,.PI_BAD_S
36c40	50 49 5f 43 4f 55 4e 54 2c 20 6f 72 20 50 49 5f 53 50 49 5f 58 46 45 52 5f 46 41 49 4c 45 44 2e	PI_COUNT,.or.PI_SPI_XFER_FAILED.
36c60	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 4f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72	.<h3><a.name="serOpen"></a><a.hr
36c80	65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	ef="#int"><small>int</small></a>
36ca0	20 73 65 72 4f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e	.serOpen<small>(<a.href="#char">
36cc0	63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 65 72 74 74 79 22 3e 2a 73 65 72	char</a>.<a.href="#*sertty">*ser
36ce0	74 74 79 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	tty</a>,.<a.href="#unsigned">uns
36d00	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f	igned</a>.<a.href="#baud">baud</
36d20	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	a>,.<a.href="#unsigned">unsigned
36d40	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 72 46 6c 61 67 73 22 3e 73 65 72 46 6c 61 67	</a>.<a.href="#serFlags">serFlag
36d60	73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f	s</a>)</small></h3>.This.functio
36d80	6e 20 6f 70 65 6e 73 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 61 74 20 61 20 73 70 65	n.opens.a.serial.device.at.a.spe
36da0	63 69 66 69 65 64 20 62 61 75 64 20 72 61 74 65 0a 61 6e 64 20 77 69 74 68 20 73 70 65 63 69 66	cified.baud.rate.and.with.specif
36dc0	69 65 64 20 66 6c 61 67 73 2e 20 20 54 68 65 20 64 65 76 69 63 65 20 6e 61 6d 65 20 6d 75 73 74	ied.flags...The.device.name.must
36de0	20 73 74 61 72 74 20 77 69 74 68 0a 2f 64 65 76 2f 74 74 79 20 6f 72 20 2f 64 65 76 2f 73 65 72	.start.with./dev/tty.or./dev/ser
36e00	69 61 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73	ial..<br><br><code>&nbsp;&nbsp;s
36e20	65 72 74 74 79 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70	ertty:&nbsp;the&nbsp;serial&nbsp
36e40	3b 64 65 76 69 63 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6f 70 65 6e 3c 62 72 3e 26 6e 62	;device&nbsp;to&nbsp;open<br>&nb
36e60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b	sp;&nbsp;&nbsp;&nbsp;baud:&nbsp;
36e80	74 68 65 26 6e 62 73 70 3b 62 61 75 64 26 6e 62 73 70 3b 72 61 74 65 26 6e 62 73 70 3b 69 6e 26	the&nbsp;baud&nbsp;rate&nbsp;in&
36ea0	6e 62 73 70 3b 62 69 74 73 26 6e 62 73 70 3b 70 65 72 26 6e 62 73 70 3b 73 65 63 6f 6e 64 2c 26	nbsp;bits&nbsp;per&nbsp;second,&
36ec0	6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e 73 65 72 46 6c 61 67 73 3a	nbsp;see&nbsp;below<br>serFlags:
36ee0	26 6e 62 73 70 3b 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	&nbsp;0<br></code><br><br>Return
36f00	73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72	s.a.handle.(&gt;=0).if.OK,.other
36f20	77 69 73 65 20 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 2c 20 6f 72 0a 50 49 5f 53 45 52 5f 4f 50 45	wise.PI_NO_HANDLE,.or.PI_SER_OPE
36f40	4e 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 61 75 64 20 72 61 74 65 20	N_FAILED..<br><br>The.baud.rate.
36f60	6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20 35 30 2c 20 37 35 2c 20 31 31 30 2c 20 31 33 34 2c	must.be.one.of.50,.75,.110,.134,
36f80	20 31 35 30 2c 0a 32 30 30 2c 20 33 30 30 2c 20 36 30 30 2c 20 31 32 30 30 2c 20 31 38 30 30 2c	.150,.200,.300,.600,.1200,.1800,
36fa0	20 32 34 30 30 2c 20 34 38 30 30 2c 20 39 36 30 30 2c 20 31 39 32 30 30 2c 0a 33 38 34 30 30 2c	.2400,.4800,.9600,.19200,.38400,
36fc0	20 35 37 36 30 30 2c 20 31 31 35 32 30 30 2c 20 6f 72 20 32 33 30 34 30 30 2e 0a 3c 62 72 3e 3c	.57600,.115200,.or.230400..<br><
36fe0	62 72 3e 4e 6f 20 66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65	br>No.flags.are.currently.define
37000	00 00 00 37 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	...7bsp;&nbsp;}<br>&nbsp;&nbsp;&
37020	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
37040	73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;&nbsp;}<br>&nbsp;&nbsp;&nbsp;
37060	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	&nbsp;&nbsp;&nbsp;}<br>&nbsp;&nb
37080	73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	sp;&nbsp;}<br><br>&nbsp;&nbsp;&n
370a0	62 73 70 3b 62 62 53 50 49 43 6c 6f 73 65 28 43 45 30 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	bsp;bbSPIClose(CE0);<br>&nbsp;&n
370c0	62 73 70 3b 26 6e 62 73 70 3b 62 62 53 50 49 43 6c 6f 73 65 28 43 45 31 29 3b 3c 62 72 3e 3c 62	bsp;&nbsp;bbSPIClose(CE1);<br><b
370e0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 54 65 72 6d 69 6e 61 74	r>&nbsp;&nbsp;&nbsp;gpioTerminat
37100	65 28 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 65	e();<br><br>&nbsp;&nbsp;&nbsp;re
37120	74 75 72 6e 26 6e 62 73 70 3b 30 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	turn&nbsp;0;<br>}<br></code><h3>
37140	3c 61 20 6e 61 6d 65 3d 22 73 70 69 4f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23	<a.name="spiOpen"></a><a.href="#
37160	69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 4f	int"><small>int</small></a>.spiO
37180	70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	pen<small>(<a.href="#unsigned">u
371a0	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 43 68 61 6e 22 3e 73	nsigned</a>.<a.href="#spiChan">s
371c0	70 69 43 68 61 6e 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	piChan</a>,.<a.href="#unsigned">
371e0	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75	unsigned</a>.<a.href="#baud">bau
37200	64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	d</a>,.<a.href="#unsigned">unsig
37220	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 46 6c 61 67 73 22 3e 73 70 69 46	ned</a>.<a.href="#spiFlags">spiF
37240	6c 61 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63	lags</a>)</small></h3>.This.func
37260	74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 66 6f 72 20 74 68 65 20 53 50	tion.returns.a.handle.for.the.SP
37280	49 20 64 65 76 69 63 65 20 6f 6e 20 74 68 65 20 63 68 61 6e 6e 65 6c 2e 0a 44 61 74 61 20 77 69	I.device.on.the.channel..Data.wi
372a0	6c 6c 20 62 65 20 74 72 61 6e 73 66 65 72 72 65 64 20 61 74 20 62 61 75 64 20 62 69 74 73 20 70	ll.be.transferred.at.baud.bits.p
372c0	65 72 20 73 65 63 6f 6e 64 2e 20 20 54 68 65 20 66 6c 61 67 73 20 6d 61 79 0a 62 65 20 75 73 65	er.second...The.flags.may.be.use
372e0	64 20 74 6f 20 6d 6f 64 69 66 79 20 74 68 65 20 64 65 66 61 75 6c 74 20 62 65 68 61 76 69 6f 75	d.to.modify.the.default.behaviou
37300	72 20 6f 66 20 34 2d 77 69 72 65 20 6f 70 65 72 61 74 69 6f 6e 2c 20 6d 6f 64 65 20 30 2c 0a 61	r.of.4-wire.operation,.mode.0,.a
37320	63 74 69 76 65 20 6c 6f 77 20 63 68 69 70 20 73 65 6c 65 63 74 2e 0a 3c 62 72 3e 3c 62 72 3e 54	ctive.low.chip.select..<br><br>T
37340	68 65 20 50 69 20 68 61 73 20 74 77 6f 20 53 50 49 20 70 65 72 69 70 68 65 72 61 6c 73 3a 20 6d	he.Pi.has.two.SPI.peripherals:.m
37360	61 69 6e 20 61 6e 64 20 61 75 78 69 6c 69 61 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d	ain.and.auxiliary..<br><br>The.m
37380	61 69 6e 20 53 50 49 20 68 61 73 20 74 77 6f 20 63 68 69 70 20 73 65 6c 65 63 74 73 20 28 63 68	ain.SPI.has.two.chip.selects.(ch
373a0	61 6e 6e 65 6c 73 29 2c 20 74 68 65 20 61 75 78 69 6c 69 61 72 79 20 68 61 73 0a 74 68 72 65 65	annels),.the.auxiliary.has.three
373c0	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49 20 69 73 20 61	..<br><br>The.auxiliary.SPI.is.a
373e0	76 61 69 6c 61 62 6c 65 20 6f 6e 20 61 6c 6c 20 6d 6f 64 65 6c 73 20 62 75 74 20 74 68 65 20 41	vailable.on.all.models.but.the.A
37400	20 61 6e 64 20 42 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 61 72	.and.B..<br><br>The.GPIO.used.ar
37420	65 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e 0a	e.given.in.the.following.table..
37440	3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61	<br><br><table.border="1".cellpa
37460	64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79	dding="2".cellspacing="2"><tbody
37480	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 4d 49 53 4f 3c 2f 74 64 3e 3c 74 64 3e 4d	><tr><td></td><td>MISO</td><td>M
374a0	4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74 64 3e 43 45 30 3c 2f 74 64	OSI</td><td>SCLK</td><td>CE0</td
374c0	3e 3c 74 64 3e 43 45 31 3c 2f 74 64 3e 3c 74 64 3e 43 45 32 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	><td>CE1</td><td>CE2</td></tr><t
374e0	72 3e 3c 74 64 3e 4d 61 69 6e 20 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 39 3c 2f 74 64 3e 3c 74 64	r><td>Main.SPI</td><td>9</td><td
37500	3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c 74 64	>10</td><td>11</td><td>8</td><td
37520	3e 37 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 75	>7</td><td>-</td></tr><tr><td>Au
37540	78 20 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 31 39 3c 2f 74 64 3e 3c 74 64 3e 32 30 3c 2f 74 64 3e	x.SPI</td><td>19</td><td>20</td>
37560	3c 74 64 3e 32 31 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e 31 37 3c 2f 74 64	<td>21</td><td>18</td><td>17</td
37580	3e 3c 74 64 3e 31 36 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65	><td>16</td></tr></tbody></table
375a0	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 73 70 69 43 68 61 6e 3a 26 6e 62	><br><br><code>&nbsp;spiChan:&nb
375c0	73 70 3b 30 2d 31 26 6e 62 73 70 3b 28 30 2d 32 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74	sp;0-1&nbsp;(0-2&nbsp;for&nbsp;t
375e0	68 65 26 6e 62 73 70 3b 61 75 78 69 6c 69 61 72 79 26 6e 62 73 70 3b 53 50 49 29 3c 62 72 3e 26	he&nbsp;auxiliary&nbsp;SPI)<br>&
37600	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73	nbsp;&nbsp;&nbsp;&nbsp;baud:&nbs
37620	70 3b 33 32 4b 2d 31 32 35 4d 26 6e 62 73 70 3b 28 76 61 6c 75 65 73 26 6e 62 73 70 3b 61 62 6f	p;32K-125M&nbsp;(values&nbsp;abo
37640	76 65 26 6e 62 73 70 3b 33 30 4d 26 6e 62 73 70 3b 61 72 65 26 6e 62 73 70 3b 75 6e 6c 69 6b 65	ve&nbsp;30M&nbsp;are&nbsp;unlike
37660	6c 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 6f 72 6b 29 3c 62 72 3e 73 70 69 46 6c 61 67	ly&nbsp;to&nbsp;work)<br>spiFlag
37680	73 3a 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e 3c 2f 63 6f 64 65	s:&nbsp;see&nbsp;below<br></code
376a0	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d	><br><br>Returns.a.handle.(&gt;=
376c0	30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 50 49 5f 43	0).if.OK,.otherwise.PI_BAD_SPI_C
376e0	48 41 4e 4e 45 4c 2c 0a 50 49 5f 42 41 44 5f 53 50 49 5f 53 50 45 45 44 2c 20 50 49 5f 42 41 44	HANNEL,.PI_BAD_SPI_SPEED,.PI_BAD
37700	5f 46 4c 41 47 53 2c 20 50 49 5f 4e 4f 5f 41 55 58 5f 53 50 49 2c 20 6f 72 20 50 49 5f 53 50 49	_FLAGS,.PI_NO_AUX_SPI,.or.PI_SPI
37720	5f 4f 50 45 4e 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 73 70 69 46 6c 61 67 73 20 63	_OPEN_FAILED..<br><br>spiFlags.c
37740	6f 6e 73 69 73 74 73 20 6f 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74	onsists.of.the.least.significant
37760	20 32 32 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 31 26 6e 62 73 70 3b	.22.bits..<br><br><code>21&nbsp;
37780	32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b	20&nbsp;19&nbsp;18&nbsp;17&nbsp;
377a0	31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b	16&nbsp;15&nbsp;14&nbsp;13&nbsp;
377c0	31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26	12&nbsp;11&nbsp;10&nbsp;&nbsp;9&
377e0	6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26	nbsp;&nbsp;8&nbsp;&nbsp;7&nbsp;&
37800	6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34	nbsp;6&nbsp;&nbsp;5&nbsp;&nbsp;4
37820	26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b	&nbsp;&nbsp;3&nbsp;&nbsp;2&nbsp;
37840	26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 62 26	&nbsp;1&nbsp;&nbsp;0<br>&nbsp;b&
37860	6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26	nbsp;&nbsp;b&nbsp;&nbsp;b&nbsp;&
37880	6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62	nbsp;b&nbsp;&nbsp;b&nbsp;&nbsp;b
378a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b	&nbsp;&nbsp;R&nbsp;&nbsp;T&nbsp;
378c0	26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;n&nbsp;&nbsp;n&nbsp;&nbsp;
378e0	6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 57 26 6e 62 73 70	n&nbsp;&nbsp;n&nbsp;&nbsp;W&nbsp
37900	3b 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 75 32 26 6e 62 73 70 3b 75 31 26 6e 62 73 70 3b 75 30	;&nbsp;A&nbsp;u2&nbsp;u1&nbsp;u0
37920	26 6e 62 73 70 3b 70 32 26 6e 62 73 70 3b 70 31 26 6e 62 73 70 3b 70 30 26 6e 62 73 70 3b 26 6e	&nbsp;p2&nbsp;p1&nbsp;p0&nbsp;&n
37940	62 73 70 3b 6d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	bsp;m&nbsp;&nbsp;m<br></code><br
37960	3e 3c 62 72 3e 6d 6d 20 64 65 66 69 6e 65 73 20 74 68 65 20 53 50 49 20 6d 6f 64 65 2e 0a 3c 62	><br>mm.defines.the.SPI.mode..<b
37980	72 3e 3c 62 72 3e 57 61 72 6e 69 6e 67 3a 20 6d 6f 64 65 73 20 31 20 61 6e 64 20 33 20 64 6f 20	r><br>Warning:.modes.1.and.3.do.
379a0	6e 6f 74 20 61 70 70 65 61 72 20 74 6f 20 77 6f 72 6b 20 6f 6e 20 74 68 65 20 61 75 78 69 6c 69	not.appear.to.work.on.the.auxili
379c0	61 72 79 20 53 50 49 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 4d 6f 64 65 26 6e 62 73 70	ary.SPI..<br><br><code>Mode&nbsp
379e0	3b 50 4f 4c 26 6e 62 73 70 3b 50 48 41 3c 62 72 3e 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e	;POL&nbsp;PHA<br>&nbsp;0&nbsp;&n
37a00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	bsp;&nbsp;&nbsp;0&nbsp;&nbsp;&nb
37a20	73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;0<br>&nbsp;1&nbsp;&nbsp;&nbsp
37a40	3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 26	;&nbsp;0&nbsp;&nbsp;&nbsp;1<br>&
37a60	6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26	nbsp;2&nbsp;&nbsp;&nbsp;&nbsp;1&
37a80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 33 26 6e 62	nbsp;&nbsp;&nbsp;0<br>&nbsp;3&nb
37aa0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;&nbsp;&nbsp;1&nbsp;&nbs
37ac0	70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 70 78 20 69	p;&nbsp;1<br></code><br><br>px.i
37ae0	73 20 30 20 69 66 20 43 45 78 20 69 73 20 61 63 74 69 76 65 20 6c 6f 77 20 28 64 65 66 61 75 6c	s.0.if.CEx.is.active.low.(defaul
37b00	74 29 20 61 6e 64 20 31 20 66 6f 72 20 61 63 74 69 76 65 20 68 69 67 68 2e 0a 3c 62 72 3e 3c 62	t).and.1.for.active.high..<br><b
37b20	72 3e 75 78 20 69 73 20 30 20 69 66 20 74 68 65 20 43 45 78 20 47 50 49 4f 20 69 73 20 72 65 73	r>ux.is.0.if.the.CEx.GPIO.is.res
37b40	65 72 76 65 64 20 66 6f 72 20 53 50 49 20 28 64 65 66 61 75 6c 74 29 20 61 6e 64 20 31 20 6f 74	erved.for.SPI.(default).and.1.ot
37b60	68 65 72 77 69 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 69 73 20 30 20 66 6f 72 20 74 68 65 20	herwise..<br><br>A.is.0.for.the.
37b80	6d 61 69 6e 20 53 50 49 2c 20 31 20 66 6f 72 20 74 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50	main.SPI,.1.for.the.auxiliary.SP
37ba0	49 2e 0a 3c 62 72 3e 3c 62 72 3e 57 20 69 73 20 30 20 69 66 20 74 68 65 20 64 65 76 69 63 65 20	I..<br><br>W.is.0.if.the.device.
37bc0	69 73 20 6e 6f 74 20 33 2d 77 69 72 65 2c 20 31 20 69 66 20 74 68 65 20 64 65 76 69 63 65 20 69	is.not.3-wire,.1.if.the.device.i
37be0	73 20 33 2d 77 69 72 65 2e 20 20 4d 61 69 6e 0a 53 50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62	s.3-wire...Main.SPI.only..<br><b
37c00	72 3e 6e 6e 6e 6e 20 64 65 66 69 6e 65 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74	r>nnnn.defines.the.number.of.byt
37c20	65 73 20 28 30 2d 31 35 29 20 74 6f 20 77 72 69 74 65 20 62 65 66 6f 72 65 20 73 77 69 74 63 68	es.(0-15).to.write.before.switch
37c40	69 6e 67 0a 74 68 65 20 4d 4f 53 49 20 6c 69 6e 65 20 74 6f 20 4d 49 53 4f 20 74 6f 20 72 65 61	ing.the.MOSI.line.to.MISO.to.rea
37c60	64 20 64 61 74 61 2e 20 20 54 68 69 73 20 66 69 65 6c 64 20 69 73 20 69 67 6e 6f 72 65 64 0a 69	d.data...This.field.is.ignored.i
37c80	66 20 57 20 69 73 20 6e 6f 74 20 73 65 74 2e 20 20 4d 61 69 6e 20 53 50 49 20 6f 6e 6c 79 2e 0a	f.W.is.not.set...Main.SPI.only..
37ca0	3c 62 72 3e 3c 62 72 3e 54 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e	<br><br>T.is.1.if.the.least.sign
37cc0	69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6f 6e 20 4d 4f	ificant.bit.is.transmitted.on.MO
37ce0	53 49 20 66 69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 73 68 69 66 74 73	SI.first,.the.default.(0).shifts
37d00	20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 6f 75 74 20 66 69	.the.most.significant.bit.out.fi
37d20	72 73 74 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53 50 49 0a 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62	rst...Auxiliary.SPI.only..<br><b
37d40	72 3e 52 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e	r>R.is.1.if.the.least.significan
37d60	74 20 62 69 74 20 69 73 20 72 65 63 65 69 76 65 64 20 6f 6e 20 4d 49 53 4f 20 66 69 72 73 74 2c	t.bit.is.received.on.MISO.first,
37d80	20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 72 65 63 65 69 76 65 73 20 74 68 65 20 6d 6f	.the.default.(0).receives.the.mo
37da0	73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 66 69 72 73 74 2e 20 20 41 75 78 69 6c	st.significant.bit.first...Auxil
37dc0	69 61 72 79 20 53 50 49 0a 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 62 62 62 62 62 62 20 64 65	iary.SPI.only..<br><br>bbbbbb.de
37de0	66 69 6e 65 73 20 74 68 65 20 77 6f 72 64 20 73 69 7a 65 20 69 6e 20 62 69 74 73 20 28 30 2d 33	fines.the.word.size.in.bits.(0-3
37e00	32 29 2e 20 20 54 68 65 20 64 65 66 61 75 6c 74 20 28 30 29 0a 73 65 74 73 20 38 20 62 69 74 73	2)...The.default.(0).sets.8.bits
37e20	20 70 65 72 20 77 6f 72 64 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53 50 49 20 6f 6e 6c 79 2e 0a	.per.word...Auxiliary.SPI.only..
37e40	3c 62 72 3e 3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 52 65 61 64 22 3e 73	<br><br>The.<a.href="#spiRead">s
37e60	70 69 52 65 61 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 57 72 69 74 65 22 3e	piRead</a>,.<a.href="#spiWrite">
37e80	73 70 69 57 72 69 74 65 3c 2f 61 3e 2c 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 58	spiWrite</a>,.and.<a.href="#spiX
37ea0	66 65 72 22 3e 73 70 69 58 66 65 72 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 0a 74 72 61 6e 73	fer">spiXfer</a>.functions.trans
37ec0	66 65 72 20 64 61 74 61 20 70 61 63 6b 65 64 20 69 6e 74 6f 20 31 2c 20 32 2c 20 6f 72 20 34 20	fer.data.packed.into.1,.2,.or.4.
37ee0	62 79 74 65 73 20 61 63 63 6f 72 64 69 6e 67 20 74 6f 0a 74 68 65 20 77 6f 72 64 20 73 69 7a 65	bytes.according.to.the.word.size
37f00	20 69 6e 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 62 69 74 73 20 31 2d 38 20 74	.in.bits..<br><br>For.bits.1-8.t
37f20	68 65 72 65 20 77 69 6c 6c 20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 77 6f 72 64 2e 3c	here.will.be.one.byte.per.word.<
37f40	62 72 3e 0a 46 6f 72 20 62 69 74 73 20 39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20	br>.For.bits.9-16.there.will.be.
37f60	74 77 6f 20 62 79 74 65 73 20 70 65 72 20 77 6f 72 64 2e 3c 62 72 3e 0a 46 6f 72 20 62 69 74 73	two.bytes.per.word.<br>.For.bits
37f80	20 31 37 2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20	.17-32.there.will.be.four.bytes.
37fa0	70 65 72 20 77 6f 72 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4d 75 6c 74 69 2d 62 79 74 65 20 74 72 61	per.word..<br><br>Multi-byte.tra
37fc0	6e 73 66 65 72 73 20 61 72 65 20 6d 61 64 65 20 69 6e 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69	nsfers.are.made.in.least.signifi
37fe0	63 61 6e 74 20 62 79 74 65 20 66 69 72 73 74 20 6f 72 64 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 45	cant.byte.first.order..<br><br>E
38000	00 00 00 38 20 53 50 49 20 6f 6e 20 61 20 73 65 74 20 6f 66 20 47 50 49 4f 0a 6f 70 65 6e 65 64	...8.SPI.on.a.set.of.GPIO.opened
38020	20 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 62 62 53 50 49 4f 70 65 6e 22 3e 62 62 53 50 49	.with.<a.href="#bbSPIOpen">bbSPI
38040	4f 70 65 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 43 53 3a 26 6e 62 73 70	Open</a>..<br><br><code>CS:&nbsp
38060	3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 43 53 26 6e 62 73 70 3b 47 50 49	;0-31,&nbsp;the&nbsp;CS&nbsp;GPI
38080	4f 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b	O&nbsp;used&nbsp;in&nbsp;a&nbsp;
380a0	70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20	prior&nbsp;call&nbsp;to&nbsp;<a.
380c0	68 72 65 66 3d 22 23 62 62 53 50 49 4f 70 65 6e 22 3e 62 62 53 50 49 4f 70 65 6e 3c 2f 61 3e 3c	href="#bbSPIOpen">bbSPIOpen</a><
380e0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f	br></code><br><br>Returns.0.if.O
38100	4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f	K,.otherwise.PI_BAD_USER_GPIO,.o
38120	72 20 50 49 5f 4e 4f 54 5f 53 50 49 5f 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	r.PI_NOT_SPI_GPIO..<h3><a.name="
38140	62 62 53 50 49 58 66 65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	bbSPIXfer"></a><a.href="#int"><s
38160	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 53 50 49 58 66 65 72 3c 73	mall>int</small></a>.bbSPIXfer<s
38180	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	mall>(<a.href="#unsigned">unsign
381a0	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 53 22 3e 43 53 3c 2f 61 3e 2c 20 3c 61 20	ed</a>.<a.href="#CS">CS</a>,.<a.
381c0	68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	href="#char">char</a>.<a.href="#
381e0	2a 69 6e 42 75 66 22 3e 2a 69 6e 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68	*inBuf">*inBuf</a>,.<a.href="#ch
38200	61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 6f 75 74 42 75 66 22 3e	ar">char</a>.<a.href="#*outBuf">
38220	2a 6f 75 74 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	*outBuf</a>,.<a.href="#unsigned"
38240	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63	>unsigned</a>.<a.href="#count">c
38260	6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63	ount</a>)</small></h3>.This.func
38280	74 69 6f 6e 20 65 78 65 63 75 74 65 73 20 61 20 62 69 74 20 62 61 6e 67 65 64 20 53 50 49 20 74	tion.executes.a.bit.banged.SPI.t
382a0	72 61 6e 73 66 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62	ransfer..<br><br><code>&nbsp;&nb
382c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 53 3a 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73	sp;&nbsp;&nbsp;CS:&nbsp;0-31&nbs
382e0	70 3b 28 61 73 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 61 26 6e	p;(as&nbsp;used&nbsp;in&nbsp;a&n
38300	62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	bsp;prior&nbsp;call&nbsp;to&nbsp
38320	3b 3c 61 20 68 72 65 66 3d 22 23 62 62 53 50 49 4f 70 65 6e 22 3e 62 62 53 50 49 4f 70 65 6e 3c	;<a.href="#bbSPIOpen">bbSPIOpen<
38340	2f 61 3e 29 3c 62 72 3e 26 6e 62 73 70 3b 69 6e 42 75 66 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65	/a>)<br>&nbsp;inBuf:&nbsp;pointe
38360	72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62	r&nbsp;to&nbsp;buffer&nbsp;to&nb
38380	73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62	sp;hold&nbsp;data&nbsp;to&nbsp;b
383a0	65 26 6e 62 73 70 3b 73 65 6e 74 3c 62 72 3e 6f 75 74 42 75 66 3a 26 6e 62 73 70 3b 70 6f 69 6e	e&nbsp;sent<br>outBuf:&nbsp;poin
383c0	74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b 74 6f 26	ter&nbsp;to&nbsp;buffer&nbsp;to&
383e0	6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 64 61 74	nbsp;hold&nbsp;returned&nbsp;dat
38400	61 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70	a<br>&nbsp;count:&nbsp;size&nbsp
38420	3b 6f 66 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 74 72 61 6e 73 66 65 72 3c 62 72 3e 3c	;of&nbsp;data&nbsp;transfer<br><
38440	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74 3b 3d 20 30 20 69 66	/code><br><br>Returns.&gt;=.0.if
38460	20 4f 4b 20 28 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 29 2c 20	.OK.(the.number.of.bytes.read),.
38480	6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 4e	otherwise.PI_BAD_USER_GPIO,.PI_N
384a0	4f 54 5f 53 50 49 5f 47 50 49 4f 20 6f 72 20 50 49 5f 42 41 44 5f 50 4f 49 4e 54 45 52 2e 0a 3c	OT_SPI_GPIO.or.PI_BAD_POINTER..<
384c0	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e	br><br><b><small>Example</small>
384e0	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 2f 2f 26 6e 62 73 70 3b 67 63 63 26 6e 62	</b><br><br><code>//&nbsp;gcc&nb
38500	73 70 3b 2d 57 61 6c 6c 26 6e 62 73 70 3b 2d 70 74 68 72 65 61 64 26 6e 62 73 70 3b 2d 6f 26 6e	sp;-Wall&nbsp;-pthread&nbsp;-o&n
38520	62 73 70 3b 62 62 53 50 49 78 5f 74 65 73 74 26 6e 62 73 70 3b 62 62 53 50 49 78 5f 74 65 73 74	bsp;bbSPIx_test&nbsp;bbSPIx_test
38540	2e 63 26 6e 62 73 70 3b 2d 6c 70 69 67 70 69 6f 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 73 75 64 6f	.c&nbsp;-lpigpio<br>//&nbsp;sudo
38560	26 6e 62 73 70 3b 2e 2f 62 62 53 50 49 78 5f 74 65 73 74 3c 62 72 3e 3c 62 72 3e 23 69 6e 63 6c	&nbsp;./bbSPIx_test<br><br>#incl
38580	75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 3c 62 72 3e	ude&nbsp;&lt;stdio.h&gt;<br><br>
385a0	23 69 6e 63 6c 75 64 65 26 6e 62 73 70 3b 22 70 69 67 70 69 6f 2e 68 22 3c 62 72 3e 3c 62 72 3e	#include&nbsp;"pigpio.h"<br><br>
385c0	23 64 65 66 69 6e 65 26 6e 62 73 70 3b 43 45 30 26 6e 62 73 70 3b 35 3c 62 72 3e 23 64 65 66 69	#define&nbsp;CE0&nbsp;5<br>#defi
385e0	6e 65 26 6e 62 73 70 3b 43 45 31 26 6e 62 73 70 3b 36 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62	ne&nbsp;CE1&nbsp;6<br>#define&nb
38600	73 70 3b 4d 49 53 4f 26 6e 62 73 70 3b 31 33 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	sp;MISO&nbsp;13<br>#define&nbsp;
38620	4d 4f 53 49 26 6e 62 73 70 3b 31 39 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 53 43 4c	MOSI&nbsp;19<br>#define&nbsp;SCL
38640	4b 26 6e 62 73 70 3b 31 32 3c 62 72 3e 3c 62 72 3e 69 6e 74 26 6e 62 73 70 3b 6d 61 69 6e 28 69	K&nbsp;12<br><br>int&nbsp;main(i
38660	6e 74 26 6e 62 73 70 3b 61 72 67 63 2c 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 2a 61 72	nt&nbsp;argc,&nbsp;char&nbsp;*ar
38680	67 76 5b 5d 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	gv[])<br>{<br>&nbsp;&nbsp;&nbsp;
386a0	69 6e 74 26 6e 62 73 70 3b 69 2c 26 6e 62 73 70 3b 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 73 65 74	int&nbsp;i,&nbsp;count,&nbsp;set
386c0	5f 76 61 6c 2c 26 6e 62 73 70 3b 72 65 61 64 5f 76 61 6c 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	_val,&nbsp;read_val;<br>&nbsp;&n
386e0	62 73 70 3b 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73	bsp;&nbsp;unsigned&nbsp;char&nbs
38700	70 3b 69 6e 42 75 66 5b 33 5d 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;inBuf[3];<br>&nbsp;&nbsp;&nbsp
38720	3b 63 68 61 72 26 6e 62 73 70 3b 63 6d 64 31 5b 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 7b 30	;char&nbsp;cmd1[]&nbsp;=&nbsp;{0
38740	2c 26 6e 62 73 70 3b 30 7d 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	,&nbsp;0};<br>&nbsp;&nbsp;&nbsp;
38760	63 68 61 72 26 6e 62 73 70 3b 63 6d 64 32 5b 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 7b 31 32	char&nbsp;cmd2[]&nbsp;=&nbsp;{12
38780	2c 26 6e 62 73 70 3b 30 7d 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	,&nbsp;0};<br>&nbsp;&nbsp;&nbsp;
387a0	63 68 61 72 26 6e 62 73 70 3b 63 6d 64 33 5b 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 7b 31 2c	char&nbsp;cmd3[]&nbsp;=&nbsp;{1,
387c0	26 6e 62 73 70 3b 31 32 38 2c 26 6e 62 73 70 3b 30 7d 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70	&nbsp;128,&nbsp;0};<br><br>&nbsp
387e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 67 70 69 6f 49 6e 69 74 69 61	;&nbsp;&nbsp;if&nbsp;(gpioInitia
38800	6c 69 73 65 28 29 26 6e 62 73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 30 29 3c 62 72 3e 26 6e 62 73	lise()&nbsp;&lt;&nbsp;0)<br>&nbs
38820	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;&nbsp;&nbsp;{<br>&nbsp;&nbsp;&
38840	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 70 72 69 6e 74 66 28 73	nbsp;&nbsp;&nbsp;&nbsp;fprintf(s
38860	74 64 65 72 72 2c 26 6e 62 73 70 3b 22 70 69 67 70 69 6f 26 6e 62 73 70 3b 69 6e 69 74 69 61 6c	tderr,&nbsp;"pigpio&nbsp;initial
38880	69 73 61 74 69 6f 6e 26 6e 62 73 70 3b 66 61 69 6c 65 64 2e 5c 6e 22 29 3b 3c 62 72 3e 26 6e 62	isation&nbsp;failed.\n");<br>&nb
388a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
388c0	3b 72 65 74 75 72 6e 26 6e 62 73 70 3b 31 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;return&nbsp;1;<br>&nbsp;&nbsp;&
388e0	6e 62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;}<br><br>&nbsp;&nbsp;&nbsp;
38900	62 62 53 50 49 4f 70 65 6e 28 43 45 30 2c 26 6e 62 73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b 4d	bbSPIOpen(CE0,&nbsp;MISO,&nbsp;M
38920	4f 53 49 2c 26 6e 62 73 70 3b 53 43 4c 4b 2c 26 6e 62 73 70 3b 31 30 30 30 30 2c 26 6e 62 73 70	OSI,&nbsp;SCLK,&nbsp;10000,&nbsp
38940	3b 30 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 4d 43 50 34 32 35 31 26 6e 62 73 70 3b 44	;0);&nbsp;//&nbsp;MCP4251&nbsp;D
38960	41 43 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 62 53 50 49 4f 70 65	AC<br>&nbsp;&nbsp;&nbsp;bbSPIOpe
38980	6e 28 43 45 31 2c 26 6e 62 73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b 4d 4f 53 49 2c 26 6e 62 73	n(CE1,&nbsp;MISO,&nbsp;MOSI,&nbs
389a0	70 3b 53 43 4c 4b 2c 26 6e 62 73 70 3b 32 30 30 30 30 2c 26 6e 62 73 70 3b 33 29 3b 26 6e 62 73	p;SCLK,&nbsp;20000,&nbsp;3);&nbs
389c0	70 3b 2f 2f 26 6e 62 73 70 3b 4d 43 50 33 30 30 38 26 6e 62 73 70 3b 41 44 43 3c 62 72 3e 3c 62	p;//&nbsp;MCP3008&nbsp;ADC<br><b
389e0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 28 69 3d	r>&nbsp;&nbsp;&nbsp;for&nbsp;(i=
38a00	30 3b 26 6e 62 73 70 3b 69 26 6c 74 3b 32 35 36 3b 26 6e 62 73 70 3b 69 2b 2b 29 3c 62 72 3e 26	0;&nbsp;i&lt;256;&nbsp;i++)<br>&
38a20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	nbsp;&nbsp;&nbsp;{<br>&nbsp;&nbs
38a40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6d 64 31 5b 31	p;&nbsp;&nbsp;&nbsp;&nbsp;cmd1[1
38a60	5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 69 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	]&nbsp;=&nbsp;i;<br><br>&nbsp;&n
38a80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e	bsp;&nbsp;&nbsp;&nbsp;&nbsp;coun
38aa0	74 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 62 62 53 50 49 58 66 65 72 28 43 45 30 2c 26 6e 62 73	t&nbsp;=&nbsp;bbSPIXfer(CE0,&nbs
38ac0	70 3b 63 6d 64 31 2c 26 6e 62 73 70 3b 28 63 68 61 72 26 6e 62 73 70 3b 2a 29 69 6e 42 75 66 2c	p;cmd1,&nbsp;(char&nbsp;*)inBuf,
38ae0	26 6e 62 73 70 3b 32 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 26 67 74 3b 26 6e 62 73 70	&nbsp;2);&nbsp;//&nbsp;&gt;&nbsp
38b00	3b 44 41 43 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;DAC<br><br>&nbsp;&nbsp;&nbsp;&n
38b20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 63 6f 75 6e 74 26 6e	bsp;&nbsp;&nbsp;if&nbsp;(count&n
38b40	62 73 70 3b 3d 3d 26 6e 62 73 70 3b 32 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;==&nbsp;2)<br>&nbsp;&nbsp;&n
38b60	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70	bsp;&nbsp;&nbsp;&nbsp;{<br>&nbsp
38b80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
38ba0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 26 6e 62 73 70 3b 3d 26 6e 62	nbsp;&nbsp;&nbsp;count&nbsp;=&nb
38bc0	73 70 3b 62 62 53 50 49 58 66 65 72 28 43 45 30 2c 26 6e 62 73 70 3b 63 6d 64 32 2c 26 6e 62 73	sp;bbSPIXfer(CE0,&nbsp;cmd2,&nbs
38be0	70 3b 28 63 68 61 72 26 6e 62 73 70 3b 2a 29 69 6e 42 75 66 2c 26 6e 62 73 70 3b 32 29 3b 26 6e	p;(char&nbsp;*)inBuf,&nbsp;2);&n
38c00	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 44 41 43 3c 62 72 3e 3c 62 72	bsp;//&nbsp;&lt;&nbsp;DAC<br><br
38c20	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
38c40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28	nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;(
38c60	63 6f 75 6e 74 26 6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 32 29 3c 62 72 3e 26 6e 62 73 70 3b 26	count&nbsp;==&nbsp;2)<br>&nbsp;&
38c80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
38ca0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;&nbsp;&nbsp;{<br>&nbsp;&nbsp;
38cc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
38ce0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 65 74 5f	bsp;&nbsp;&nbsp;&nbsp;&nbsp;set_
38d00	76 61 6c 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 69 6e 42 75 66 5b 31 5d 3b 3c 62 72 3e 3c 62 72	val&nbsp;=&nbsp;inBuf[1];<br><br
38d20	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
38d40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
38d60	73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 62 62 53 50 49	sp;&nbsp;count&nbsp;=&nbsp;bbSPI
38d80	58 66 65 72 28 43 45 31 2c 26 6e 62 73 70 3b 63 6d 64 33 2c 26 6e 62 73 70 3b 28 63 68 61 72 26	Xfer(CE1,&nbsp;cmd3,&nbsp;(char&
38da0	6e 62 73 70 3b 2a 29 69 6e 42 75 66 2c 26 6e 62 73 70 3b 33 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e	nbsp;*)inBuf,&nbsp;3);&nbsp;//&n
38dc0	62 73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 41 44 43 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26	bsp;&lt;&nbsp;ADC<br><br>&nbsp;&
38de0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
38e00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
38e20	3b 69 66 26 6e 62 73 70 3b 28 63 6f 75 6e 74 26 6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 33 29 3c	;if&nbsp;(count&nbsp;==&nbsp;3)<
38e40	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
38e60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
38e80	6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	nbsp;&nbsp;{<br>&nbsp;&nbsp;&nbs
38ea0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
38ec0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
38ee0	62 73 70 3b 26 6e 62 73 70 3b 72 65 61 64 5f 76 61 6c 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 28	bsp;&nbsp;read_val&nbsp;=&nbsp;(
38f00	28 69 6e 42 75 66 5b 31 5d 26 33 29 26 6c 74 3b 26 6c 74 3b 38 29 26 6e 62 73 70 3b 7c 26 6e 62	(inBuf[1]&3)&lt;&lt;8)&nbsp;|&nb
38f20	73 70 3b 69 6e 42 75 66 5b 32 5d 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;inBuf[2];<br>&nbsp;&nbsp;&nbs
38f40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
38f60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
38f80	62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 66 28 22 25 64 26 6e 62 73 70 3b 25 64 5c 6e 22 2c	bsp;&nbsp;printf("%d&nbsp;%d\n",
38fa0	26 6e 62 73 70 3b 73 65 74 5f 76 61 6c 2c 26 6e 62 73 70 3b 72 65 61 64 5f 76 61 6c 29 3b 3c 62	&nbsp;set_val,&nbsp;read_val);<b
38fc0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
38fe0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
39000	00 00 00 39 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62	...9nbsp;&nbsp;T&nbsp;&nbsp;T&nb
39020	73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 52 42 26 6e 62 73 70 3b 54 45 26 6e 62 73 70 3b	sp;&nbsp;T&nbsp;RB&nbsp;TE&nbsp;
39040	52 46 26 6e 62 73 70 3b 54 46 26 6e 62 73 70 3b 52 45 26 6e 62 73 70 3b 54 42 3c 62 72 3e 3c 2f	RF&nbsp;TF&nbsp;RE&nbsp;TB<br></
39060	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 42 69 74 73 20 30 2d 31 35 20 61 72 65 20 63 6f 70 69 65	code><br><br>Bits.0-15.are.copie
39080	64 20 75 6e 63 68 61 6e 67 65 64 20 66 72 6f 6d 20 74 68 65 20 42 53 43 20 46 52 20 72 65 67 69	d.unchanged.from.the.BSC.FR.regi
390a0	73 74 65 72 2e 20 20 53 65 65 0a 70 61 67 65 73 20 31 36 35 2d 31 36 36 20 6f 66 20 74 68 65 20	ster...See.pages.165-166.of.the.
390c0	42 72 6f 61 64 63 6f 6d 20 70 65 72 69 70 68 65 72 61 6c 73 20 64 6f 63 75 6d 65 6e 74 20 66 6f	Broadcom.peripherals.document.fo
390e0	72 20 66 75 6c 6c 0a 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62	r.full.details..<br><br><table.b
39100	6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70	order="1".cellpadding="2".cellsp
39120	61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 53 53 53 53 53 3c 2f	acing="2"><tbody><tr><td>SSSSS</
39140	74 64 3e 3c 74 64 3e 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 73 75 63 63 65 73 73 66 75	td><td>number.of.bytes.successfu
39160	6c 6c 79 20 63 6f 70 69 65 64 20 74 6f 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 3c 2f 74 64 3e	lly.copied.to.transmit.FIFO</td>
39180	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 52 52 52 52 3c 2f 74 64 3e 3c 74 64 3e 6e 75 6d 62 65	</tr><tr><td>RRRRR</td><td>numbe
391a0	72 20 6f 66 20 62 79 74 65 73 20 69 6e 20 72 65 63 65 69 65 76 65 20 46 49 46 4f 3c 2f 74 64 3e	r.of.bytes.in.receieve.FIFO</td>
391c0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 54 54 54 54 3c 2f 74 64 3e 3c 74 64 3e 6e 75 6d 62 65	</tr><tr><td>TTTTT</td><td>numbe
391e0	72 20 6f 66 20 62 79 74 65 73 20 69 6e 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 3c 2f 74 64 3e	r.of.bytes.in.transmit.FIFO</td>
39200	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 42 3c 2f 74 64 3e 3c 74 64 3e 72 65 63 65 69 76 65 20	</tr><tr><td>RB</td><td>receive.
39220	62 75 73 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 45 3c 2f 74 64 3e 3c 74 64	busy</td></tr><tr><td>TE</td><td
39240	3e 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 20 65 6d 70 74 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	>transmit.FIFO.empty</td></tr><t
39260	72 3e 3c 74 64 3e 52 46 3c 2f 74 64 3e 3c 74 64 3e 72 65 63 65 69 76 65 20 46 49 46 4f 20 66 75	r><td>RF</td><td>receive.FIFO.fu
39280	6c 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 46 3c 2f 74 64 3e 3c 74 64 3e 74	ll</td></tr><tr><td>TF</td><td>t
392a0	72 61 6e 73 6d 69 74 20 46 49 46 4f 20 66 75 6c 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	ransmit.FIFO.full</td></tr><tr><
392c0	74 64 3e 52 45 3c 2f 74 64 3e 3c 74 64 3e 72 65 63 65 69 76 65 20 46 49 46 4f 20 65 6d 70 74 79	td>RE</td><td>receive.FIFO.empty
392e0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 42 3c 2f 74 64 3e 3c 74 64 3e 74 72 61	</td></tr><tr><td>TB</td><td>tra
39300	6e 73 6d 69 74 20 62 75 73 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61	nsmit.busy</td></tr></tbody></ta
39320	62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 78 61 6d 70 6c	ble><br><br>The.following.exampl
39340	65 20 73 68 6f 77 73 20 68 6f 77 20 74 6f 20 63 6f 6e 66 69 67 75 72 65 20 74 68 65 20 42 53 43	e.shows.how.to.configure.the.BSC
39360	20 70 65 72 69 70 68 65 72 61 6c 20 61 73 0a 61 6e 20 49 32 43 20 73 6c 61 76 65 20 77 69 74 68	.peripheral.as.an.I2C.slave.with
39380	20 61 64 64 72 65 73 73 20 30 78 31 33 20 61 6e 64 20 73 65 6e 64 20 66 6f 75 72 20 62 79 74 65	.address.0x13.and.send.four.byte
393a0	73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	s..<br><br><b><small>Example</sm
393c0	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 73 63 5f 78 66 65 72 5f 74	all></b><br><br><code>bsc_xfer_t
393e0	26 6e 62 73 70 3b 78 66 65 72 3b 3c 62 72 3e 3c 62 72 3e 78 66 65 72 2e 63 6f 6e 74 72 6f 6c 26	&nbsp;xfer;<br><br>xfer.control&
39400	6e 62 73 70 3b 3d 26 6e 62 73 70 3b 28 30 78 31 33 26 6c 74 3b 26 6c 74 3b 31 36 29 26 6e 62 73	nbsp;=&nbsp;(0x13&lt;&lt;16)&nbs
39420	70 3b 7c 26 6e 62 73 70 3b 30 78 33 30 35 3b 3c 62 72 3e 3c 62 72 3e 6d 65 6d 63 70 79 28 78 66	p;|&nbsp;0x305;<br><br>memcpy(xf
39440	65 72 2e 74 78 42 75 66 2c 26 6e 62 73 70 3b 22 41 42 43 44 22 2c 26 6e 62 73 70 3b 34 29 3b 3c	er.txBuf,&nbsp;"ABCD",&nbsp;4);<
39460	62 72 3e 78 66 65 72 2e 74 78 43 6e 74 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 34 3b 3c 62 72 3e	br>xfer.txCnt&nbsp;=&nbsp;4;<br>
39480	3c 62 72 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 62 73 63 58 66 65 72 28 26	<br>status&nbsp;=&nbsp;bscXfer(&
394a0	78 66 65 72 29 3b 3c 62 72 3e 3c 62 72 3e 69 66 26 6e 62 73 70 3b 28 73 74 61 74 75 73 26 6e 62	xfer);<br><br>if&nbsp;(status&nb
394c0	73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26	sp;&gt;=&nbsp;0)<br>{<br>&nbsp;&
394e0	6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 70 72 6f 63 65 73 73 26 6e 62 73 70 3b	nbsp;&nbsp;//&nbsp;process&nbsp;
39500	74 72 61 6e 73 66 65 72 3c 62 72 3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	transfer<br>}<br></code><h3><a.n
39520	61 6d 65 3d 22 62 62 53 50 49 4f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	ame="bbSPIOpen"></a><a.href="#in
39540	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 53 50 49 4f	t"><small>int</small></a>.bbSPIO
39560	70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	pen<small>(<a.href="#unsigned">u
39580	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 53 22 3e 43 53 3c 2f 61 3e	nsigned</a>.<a.href="#CS">CS</a>
395a0	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
395c0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 4d 49 53 4f 22 3e 4d 49 53 4f 3c 2f 61 3e 2c 20 3c 61 20	a>.<a.href="#MISO">MISO</a>,.<a.
395e0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
39600	20 68 72 65 66 3d 22 23 4d 4f 53 49 22 3e 4d 4f 53 49 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	.href="#MOSI">MOSI</a>,.<a.href=
39620	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
39640	3d 22 23 53 43 4c 4b 22 3e 53 43 4c 4b 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	="#SCLK">SCLK</a>,.<a.href="#uns
39660	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61	igned">unsigned</a>.<a.href="#ba
39680	75 64 22 3e 62 61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	ud">baud</a>,.<a.href="#unsigned
396a0	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 46 6c 61 67	">unsigned</a>.<a.href="#spiFlag
396c0	73 22 3e 73 70 69 46 6c 61 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68	s">spiFlags</a>)</small></h3>.Th
396e0	69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 6c 65 63 74 73 20 61 20 73 65 74 20 6f 66 20 47 50 49	is.function.selects.a.set.of.GPI
39700	4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 20 77 69 74 68 0a 61 20 73 70 65	O.for.bit.banging.SPI.with.a.spe
39720	63 69 66 69 65 64 20 62 61 75 64 20 72 61 74 65 20 61 6e 64 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c	cified.baud.rate.and.mode..<br><
39740	62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	br><code>&nbsp;&nbsp;&nbsp;&nbsp
39760	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 53 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e	;&nbsp;&nbsp;CS:&nbsp;0-31<br>&n
39780	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 4d 49 53 4f 3a 26 6e 62 73 70	bsp;&nbsp;&nbsp;&nbsp;MISO:&nbsp
397a0	3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;0-31<br>&nbsp;&nbsp;&nbsp;&nbsp
397c0	3b 4d 4f 53 49 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;MOSI:&nbsp;0-31<br>&nbsp;&nbsp;
397e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 43 4c 4b 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26	&nbsp;&nbsp;SCLK:&nbsp;0-31<br>&
39800	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73	nbsp;&nbsp;&nbsp;&nbsp;baud:&nbs
39820	70 3b 35 30 2d 32 35 30 30 30 30 3c 62 72 3e 73 70 69 46 6c 61 67 73 3a 26 6e 62 73 70 3b 73 65	p;50-250000<br>spiFlags:&nbsp;se
39840	65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 73	e&nbsp;below<br></code><br><br>s
39860	70 69 46 6c 61 67 73 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 74 68 65 20 6c 65 61 73 74 20 73 69	piFlags.consists.of.the.least.si
39880	67 6e 69 66 69 63 61 6e 74 20 32 32 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	gnificant.22.bits..<br><br><code
398a0	3e 32 31 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70	>21&nbsp;20&nbsp;19&nbsp;18&nbsp
398c0	3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70	;17&nbsp;16&nbsp;15&nbsp;14&nbsp
398e0	3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70	;13&nbsp;12&nbsp;11&nbsp;10&nbsp
39900	3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;9&nbsp;&nbsp;8&nbsp;&nbsp
39920	3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73	;7&nbsp;&nbsp;6&nbsp;&nbsp;5&nbs
39940	70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;4&nbsp;&nbsp;3&nbsp;&nbs
39960	70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72	p;2&nbsp;&nbsp;1&nbsp;&nbsp;0<br
39980	3e 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70	>&nbsp;0&nbsp;&nbsp;0&nbsp;&nbsp
399a0	3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73	;0&nbsp;&nbsp;0&nbsp;&nbsp;0&nbs
399c0	70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;0&nbsp;&nbsp;R&nbsp;&nbs
399e0	70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62	p;T&nbsp;&nbsp;0&nbsp;&nbsp;0&nb
39a00	73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;0&nbsp;&nbsp;0&nbsp;&nb
39a20	73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e	sp;0&nbsp;&nbsp;0&nbsp;&nbsp;0&n
39a40	62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;0&nbsp;&nbsp;0&nbsp;&n
39a60	62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 26	bsp;0&nbsp;&nbsp;0&nbsp;&nbsp;p&
39a80	6e 62 73 70 3b 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 3c 62 72 3e 3c 2f 63	nbsp;&nbsp;m&nbsp;&nbsp;m<br></c
39aa0	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 6d 6d 20 64 65 66 69 6e 65 73 20 74 68 65 20 53 50 49 20 6d	ode><br><br>mm.defines.the.SPI.m
39ac0	6f 64 65 2c 20 64 65 66 61 75 6c 74 73 20 74 6f 20 30 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	ode,.defaults.to.0.<br><br><code
39ae0	3e 4d 6f 64 65 26 6e 62 73 70 3b 43 50 4f 4c 26 6e 62 73 70 3b 43 50 48 41 3c 62 72 3e 26 6e 62	>Mode&nbsp;CPOL&nbsp;CPHA<br>&nb
39b00	73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62	sp;0&nbsp;&nbsp;&nbsp;&nbsp;0&nb
39b20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b	sp;&nbsp;&nbsp;&nbsp;0<br>&nbsp;
39b40	31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	1&nbsp;&nbsp;&nbsp;&nbsp;0&nbsp;
39b60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 26 6e 62 73 70 3b 32 26 6e	&nbsp;&nbsp;&nbsp;1<br>&nbsp;2&n
39b80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62	bsp;&nbsp;&nbsp;&nbsp;1&nbsp;&nb
39ba0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 33 26 6e 62 73 70	sp;&nbsp;&nbsp;0<br>&nbsp;3&nbsp
39bc0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;1&nbsp;&nbsp;
39be0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	&nbsp;&nbsp;1<br></code><br><br>
39c00	70 20 69 73 20 30 20 69 66 20 43 53 20 69 73 20 61 63 74 69 76 65 20 6c 6f 77 20 28 64 65 66 61	p.is.0.if.CS.is.active.low.(defa
39c20	75 6c 74 29 20 61 6e 64 20 31 20 66 6f 72 20 61 63 74 69 76 65 20 68 69 67 68 2e 0a 3c 62 72 3e	ult).and.1.for.active.high..<br>
39c40	3c 62 72 3e 54 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63	<br>T.is.1.if.the.least.signific
39c60	61 6e 74 20 62 69 74 20 69 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6f 6e 20 4d 4f 53 49 20 66	ant.bit.is.transmitted.on.MOSI.f
39c80	69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 73 68 69 66 74 73 20 74 68 65	irst,.the.default.(0).shifts.the
39ca0	20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 6f 75 74 20 66 69 72 73 74 2e	.most.significant.bit.out.first.
39cc0	0a 3c 62 72 3e 3c 62 72 3e 52 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67	.<br><br>R.is.1.if.the.least.sig
39ce0	6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 72 65 63 65 69 76 65 64 20 6f 6e 20 4d 49 53 4f	nificant.bit.is.received.on.MISO
39d00	20 66 69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 72 65 63 65 69 76 65 73	.first,.the.default.(0).receives
39d20	20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 66 69 72 73 74 2e	.the.most.significant.bit.first.
39d40	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6f 74 68 65 72 20 62 69 74 73 20 69 6e 20 66 6c 61 67 73	.<br><br>The.other.bits.in.flags
39d60	20 73 68 6f 75 6c 64 20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 62 72 3e 3c 62 72 3e	.should.be.set.to.zero..<br><br>
39d80	52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41	Returns.0.if.OK,.otherwise.PI_BA
39da0	44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f 42 41 55 44 2c 20 6f 72	D_USER_GPIO,.PI_BAD_SPI_BAUD,.or
39dc0	0a 50 49 5f 47 50 49 4f 5f 49 4e 5f 55 53 45 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 6d 6f 72 65	.PI_GPIO_IN_USE..<br><br>If.more
39de0	20 74 68 61 6e 20 6f 6e 65 20 64 65 76 69 63 65 20 69 73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f	.than.one.device.is.connected.to
39e00	20 74 68 65 20 53 50 49 20 62 75 73 20 28 64 65 66 69 6e 65 64 20 62 79 0a 53 43 4c 4b 2c 20 4d	.the.SPI.bus.(defined.by.SCLK,.M
39e20	4f 53 49 2c 20 61 6e 64 20 4d 49 53 4f 29 20 65 61 63 68 20 6d 75 73 74 20 68 61 76 65 20 69 74	OSI,.and.MISO).each.must.have.it
39e40	73 20 6f 77 6e 20 43 53 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d	s.own.CS..<br><br><b><small>Exam
39e60	70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 62 53	ple</small></b><br><br><code>bbS
39e80	50 49 4f 70 65 6e 28 31 30 2c 26 6e 62 73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b 4d 4f 53 49 2c	PIOpen(10,&nbsp;MISO,&nbsp;MOSI,
39ea0	26 6e 62 73 70 3b 53 43 4c 4b 2c 26 6e 62 73 70 3b 31 30 30 30 30 2c 26 6e 62 73 70 3b 30 29 3b	&nbsp;SCLK,&nbsp;10000,&nbsp;0);
39ec0	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 31 3c 62 72 3e 62	&nbsp;//&nbsp;device&nbsp;1<br>b
39ee0	62 53 50 49 4f 70 65 6e 28 31 31 2c 26 6e 62 73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b 4d 4f 53	bSPIOpen(11,&nbsp;MISO,&nbsp;MOS
39f00	49 2c 26 6e 62 73 70 3b 53 43 4c 4b 2c 26 6e 62 73 70 3b 32 30 30 30 30 2c 26 6e 62 73 70 3b 33	I,&nbsp;SCLK,&nbsp;20000,&nbsp;3
39f20	29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 32 3c 62 72	);&nbsp;//&nbsp;device&nbsp;2<br
39f40	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 53 50 49 43 6c 6f 73 65 22	></code><h3><a.name="bbSPIClose"
39f60	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
39f80	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 53 50 49 43 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20	small></a>.bbSPIClose<small>(<a.
39fa0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
39fc0	20 68 72 65 66 3d 22 23 43 53 22 3e 43 53 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	.href="#CS">CS</a>)</small></h3>
39fe0	0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 62 69 74 20 62 61 6e 67 69 6e 67	.This.function.stops.bit.banging
3a000	00 00 00 3a 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	...:sp;&nbsp;&nbsp;&nbsp;&nbsp;&
3a020	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
3a040	73 70 3b 2f 2f 26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 26 6e 62	sp;//&nbsp;Read&nbsp;only<br>&nb
3a060	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 72 78 42 75 66 5b 42	sp;&nbsp;&nbsp;char&nbsp;rxBuf[B
3a080	53 43 5f 46 49 46 4f 5f 53 49 5a 45 5d 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 52 65 61 64	SC_FIFO_SIZE];&nbsp;//&nbsp;Read
3a0a0	26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;only<br>&nbsp;&nbsp;&nbsp;
3a0c0	69 6e 74 26 6e 62 73 70 3b 74 78 43 6e 74 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	int&nbsp;txCnt;&nbsp;&nbsp;&nbsp
3a0e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
3a100	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
3a120	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 57 72 69	sp;&nbsp;&nbsp;&nbsp;//&nbsp;Wri
3a140	74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73	te<br>&nbsp;&nbsp;&nbsp;char&nbs
3a160	70 3b 74 78 42 75 66 5b 42 53 43 5f 46 49 46 4f 5f 53 49 5a 45 5d 3b 26 6e 62 73 70 3b 2f 2f 26	p;txBuf[BSC_FIFO_SIZE];&nbsp;//&
3a180	6e 62 73 70 3b 57 72 69 74 65 3c 62 72 3e 7d 26 6e 62 73 70 3b 62 73 63 5f 78 66 65 72 5f 74 3b	nbsp;Write<br>}&nbsp;bsc_xfer_t;
3a1a0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 6f 20 73 74 61 72 74 20 61 20 74 72	<br></code><br><br>To.start.a.tr
3a1c0	61 6e 73 66 65 72 20 73 65 74 20 63 6f 6e 74 72 6f 6c 20 28 73 65 65 20 62 65 6c 6f 77 29 2c 20	ansfer.set.control.(see.below),.
3a1e0	63 6f 70 79 20 74 68 65 20 62 79 74 65 73 20 74 6f 0a 62 65 20 61 64 64 65 64 20 74 6f 20 74 68	copy.the.bytes.to.be.added.to.th
3a200	65 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 20 28 69 66 20 61 6e 79 29 20 74 6f 20 74 78 42 75	e.transmit.FIFO.(if.any).to.txBu
3a220	66 20 61 6e 64 20 73 65 74 20 74 78 43 6e 74 20 74 6f 0a 74 68 65 20 6e 75 6d 62 65 72 20 6f 66	f.and.set.txCnt.to.the.number.of
3a240	20 63 6f 70 69 65 64 20 62 79 74 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 72 65 74 75	.copied.bytes..<br><br>Upon.retu
3a260	72 6e 20 72 78 43 6e 74 20 77 69 6c 6c 20 62 65 20 73 65 74 20 74 6f 20 74 68 65 20 6e 75 6d 62	rn.rxCnt.will.be.set.to.the.numb
3a280	65 72 20 6f 66 20 72 65 63 65 69 76 65 64 20 62 79 74 65 73 20 70 6c 61 63 65 64 0a 69 6e 20 72	er.of.received.bytes.placed.in.r
3a2a0	78 42 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 20 74 68 61 74 20 74 68 65 20 63 6f 6e 74	xBuf..<br><br>Note.that.the.cont
3a2c0	72 6f 6c 20 77 6f 72 64 20 73 65 74 73 20 74 68 65 20 42 53 43 20 6d 6f 64 65 2e 20 20 54 68 65	rol.word.sets.the.BSC.mode...The
3a2e0	20 42 53 43 20 77 69 6c 6c 20 73 74 61 79 20 69 6e 0a 74 68 61 74 20 6d 6f 64 65 20 75 6e 74 69	.BSC.will.stay.in.that.mode.unti
3a300	6c 20 61 20 64 69 66 66 65 72 65 6e 74 20 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 69 73 20 73 65	l.a.different.control.word.is.se
3a320	6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 6d 6f 64 65 6c 73	nt..<br><br>GPIO.used.for.models
3a340	20 6f 74 68 65 72 20 74 68 61 6e 20 74 68 6f 73 65 20 62 61 73 65 64 20 6f 6e 20 74 68 65 20 42	.other.than.those.based.on.the.B
3a360	43 4d 32 37 31 31 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31	CM2711..<br><br><table.border="1
3a380	22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32	".cellpadding="2".cellspacing="2
3a3a0	22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 53 44 41 3c 2f 74	"><tbody><tr><td></td><td>SDA</t
3a3c0	64 3e 3c 74 64 3e 53 43 4c 3c 2f 74 64 3e 3c 74 64 3e 4d 4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53	d><td>SCL</td><td>MOSI</td><td>S
3a3e0	43 4c 4b 3c 2f 74 64 3e 3c 74 64 3e 4d 49 53 4f 3c 2f 74 64 3e 3c 74 64 3e 43 45 3c 2f 74 64 3e	CLK</td><td>MISO</td><td>CE</td>
3a400	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e	</tr><tr><td>I2C</td><td>18</td>
3a420	3c 74 64 3e 31 39 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c	<td>19</td><td>-</td><td>-</td><
3a440	74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	td>-</td><td>-</td></tr><tr><td>
3a460	53 50 49 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e	SPI</td><td>-</td><td>-</td><td>
3a480	31 38 3c 2f 74 64 3e 3c 74 64 3e 31 39 3c 2f 74 64 3e 3c 74 64 3e 32 30 3c 2f 74 64 3e 3c 74 64	18</td><td>19</td><td>20</td><td
3a4a0	3e 32 31 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72	>21</td></tr></tbody></table><br
3a4c0	3e 3c 62 72 3e 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 6d 6f 64 65 6c 73 20 62 61 73 65 64 20	><br>GPIO.used.for.models.based.
3a4e0	6f 6e 20 74 68 65 20 42 43 4d 32 37 31 31 20 28 65 2e 67 2e 20 74 68 65 20 50 69 34 42 29 2e 0a	on.the.BCM2711.(e.g..the.Pi4B)..
3a500	3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61	<br><br><table.border="1".cellpa
3a520	64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79	dding="2".cellspacing="2"><tbody
3a540	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e 53 43	><tr><td></td><td>SDA</td><td>SC
3a560	4c 3c 2f 74 64 3e 3c 74 64 3e 4d 4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e	L</td><td>MOSI</td><td>SCLK</td>
3a580	3c 74 64 3e 4d 49 53 4f 3c 2f 74 64 3e 3c 74 64 3e 43 45 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	<td>MISO</td><td>CE</td></tr><tr
3a5a0	3e 3c 74 64 3e 49 32 43 3c 2f 74 64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f	><td>I2C</td><td>10</td><td>11</
3a5c0	74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64	td><td>-</td><td>-</td><td>-</td
3a5e0	3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 50 49 3c 2f 74 64 3e	><td>-</td></tr><tr><td>SPI</td>
3a600	3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c	<td>-</td><td>-</td><td>10</td><
3a620	74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 39 3c 2f 74 64 3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c 2f	td>11</td><td>9</td><td>8</td></
3a640	74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 57 68 65 6e 20	tr></tbody></table><br><br>When.
3a660	61 20 7a 65 72 6f 20 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 69 73 20 72 65 63 65 69 76 65 64 20	a.zero.control.word.is.received.
3a680	74 68 65 20 75 73 65 64 20 47 50 49 4f 20 77 69 6c 6c 20 62 65 20 72 65 73 65 74 0a 74 6f 20 49	the.used.GPIO.will.be.reset.to.I
3a6a0	4e 50 55 54 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20	NPUT.mode..<br><br>The.returned.
3a6c0	66 75 6e 63 74 69 6f 6e 20 76 61 6c 75 65 20 69 73 20 74 68 65 20 73 74 61 74 75 73 20 6f 66 20	function.value.is.the.status.of.
3a6e0	74 68 65 20 74 72 61 6e 73 66 65 72 20 28 73 65 65 20 62 65 6c 6f 77 29 2e 0a 3c 62 72 3e 3c 62	the.transfer.(see.below)..<br><b
3a700	72 3e 49 66 20 74 68 65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 20 73 74 61 74	r>If.there.was.an.error.the.stat
3a720	75 73 20 77 69 6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a 65 72 6f 0a 28 61 6e 64 20 77	us.will.be.less.than.zero.(and.w
3a740	69 6c 6c 20 63 6f 6e 74 61 69 6e 20 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72	ill.contain.the.error.code)..<br
3a760	3e 3c 62 72 3e 54 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 77 6f 72 64 20 6f	><br>The.most.significant.word.o
3a780	66 20 74 68 65 20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75 73 20 63 6f 6e 74 61 69 6e 73 20 74	f.the.returned.status.contains.t
3a7a0	68 65 20 6e 75 6d 62 65 72 0a 6f 66 20 62 79 74 65 73 20 61 63 74 75 61 6c 6c 79 20 63 6f 70 69	he.number.of.bytes.actually.copi
3a7c0	65 64 20 66 72 6f 6d 20 74 78 42 75 66 20 74 6f 20 74 68 65 20 42 53 43 20 74 72 61 6e 73 6d 69	ed.from.txBuf.to.the.BSC.transmi
3a7e0	74 20 46 49 46 4f 20 28 6d 61 79 20 62 65 0a 6c 65 73 73 20 74 68 61 6e 20 72 65 71 75 65 73 74	t.FIFO.(may.be.less.than.request
3a800	65 64 20 69 66 20 74 68 65 20 46 49 46 4f 20 61 6c 72 65 61 64 79 20 63 6f 6e 74 61 69 6e 65 64	ed.if.the.FIFO.already.contained
3a820	20 75 6e 74 72 61 6e 73 6d 69 74 74 65 64 20 64 61 74 61 29 2e 0a 3c 62 72 3e 3c 62 72 3e 63 6f	.untransmitted.data)..<br><br>co
3a840	6e 74 72 6f 6c 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20	ntrol.consists.of.the.following.
3a860	62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 32 26 6e 62 73 70 3b 32 31 26 6e	bits..<br><br><code>22&nbsp;21&n
3a880	62 73 70 3b 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 37 26 6e	bsp;20&nbsp;19&nbsp;18&nbsp;17&n
3a8a0	62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 33 26 6e	bsp;16&nbsp;15&nbsp;14&nbsp;13&n
3a8c0	62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73	bsp;12&nbsp;11&nbsp;10&nbsp;&nbs
3a8e0	70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62	p;9&nbsp;&nbsp;8&nbsp;&nbsp;7&nb
3a900	73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;6&nbsp;&nbsp;5&nbsp;&nb
3a920	73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e	sp;4&nbsp;&nbsp;3&nbsp;&nbsp;2&n
3a940	62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73	bsp;&nbsp;1&nbsp;&nbsp;0<br>&nbs
3a960	70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62	p;a&nbsp;&nbsp;a&nbsp;&nbsp;a&nb
3a980	73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;a&nbsp;&nbsp;a&nbsp;&nb
3a9a0	73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e	sp;a&nbsp;&nbsp;a&nbsp;&nbsp;-&n
3a9c0	62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 49 54 26 6e 62 73 70 3b 48 43 26 6e 62 73 70	bsp;&nbsp;-&nbsp;IT&nbsp;HC&nbsp
3a9e0	3b 54 46 26 6e 62 73 70 3b 49 52 26 6e 62 73 70 3b 52 45 26 6e 62 73 70 3b 54 45 26 6e 62 73 70	;TF&nbsp;IR&nbsp;RE&nbsp;TE&nbsp
3aa00	3b 42 4b 26 6e 62 73 70 3b 45 43 26 6e 62 73 70 3b 45 53 26 6e 62 73 70 3b 50 4c 26 6e 62 73 70	;BK&nbsp;EC&nbsp;ES&nbsp;PL&nbsp
3aa20	3b 50 48 26 6e 62 73 70 3b 49 32 26 6e 62 73 70 3b 53 50 26 6e 62 73 70 3b 45 4e 3c 62 72 3e 3c	;PH&nbsp;I2&nbsp;SP&nbsp;EN<br><
3aa40	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 42 69 74 73 20 30 2d 31 33 20 61 72 65 20 63 6f 70 69	/code><br><br>Bits.0-13.are.copi
3aa60	65 64 20 75 6e 63 68 61 6e 67 65 64 20 74 6f 20 74 68 65 20 42 53 43 20 43 52 20 72 65 67 69 73	ed.unchanged.to.the.BSC.CR.regis
3aa80	74 65 72 2e 20 20 53 65 65 0a 70 61 67 65 73 20 31 36 33 2d 31 36 35 20 6f 66 20 74 68 65 20 42	ter...See.pages.163-165.of.the.B
3aaa0	72 6f 61 64 63 6f 6d 20 70 65 72 69 70 68 65 72 61 6c 73 20 64 6f 63 75 6d 65 6e 74 20 66 6f 72	roadcom.peripherals.document.for
3aac0	20 66 75 6c 6c 0a 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f	.full.details..<br><br><table.bo
3aae0	72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61	rder="1".cellpadding="2".cellspa
3ab00	63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 61 61 61 61 61 61 61 3c	cing="2"><tbody><tr><td>aaaaaaa<
3ab20	2f 74 64 3e 3c 74 64 3e 64 65 66 69 6e 65 73 20 74 68 65 20 49 32 43 20 73 6c 61 76 65 20 61 64	/td><td>defines.the.I2C.slave.ad
3ab40	64 72 65 73 73 20 28 6f 6e 6c 79 20 72 65 6c 65 76 61 6e 74 20 69 6e 20 49 32 43 20 6d 6f 64 65	dress.(only.relevant.in.I2C.mode
3ab60	29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 54 3c 2f 74 64 3e 3c 74 64 3e 69 6e	)</td></tr><tr><td>IT</td><td>in
3ab80	76 65 72 74 20 74 72 61 6e 73 6d 69 74 20 73 74 61 74 75 73 20 66 6c 61 67 73 3c 2f 74 64 3e 3c	vert.transmit.status.flags</td><
3aba0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 48 43 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 68 6f	/tr><tr><td>HC</td><td>enable.ho
3abc0	73 74 20 63 6f 6e 74 72 6f 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 46 3c 2f	st.control</td></tr><tr><td>TF</
3abe0	74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 74 65 73 74 20 46 49 46 4f 3c 2f 74 64 3e 3c 2f 74 72	td><td>enable.test.FIFO</td></tr
3ac00	3e 3c 74 72 3e 3c 74 64 3e 49 52 3c 2f 74 64 3e 3c 74 64 3e 69 6e 76 65 72 74 20 72 65 63 65 69	><tr><td>IR</td><td>invert.recei
3ac20	76 65 20 73 74 61 74 75 73 20 66 6c 61 67 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ve.status.flags</td></tr><tr><td
3ac40	3e 52 45 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 72 65 63 65 69 76 65 3c 2f 74 64 3e 3c	>RE</td><td>enable.receive</td><
3ac60	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 45 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 74 72	/tr><tr><td>TE</td><td>enable.tr
3ac80	61 6e 73 6d 69 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 42 4b 3c 2f 74 64 3e 3c	ansmit</td></tr><tr><td>BK</td><
3aca0	74 64 3e 61 62 6f 72 74 20 6f 70 65 72 61 74 69 6f 6e 20 61 6e 64 20 63 6c 65 61 72 20 46 49 46	td>abort.operation.and.clear.FIF
3acc0	4f 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 43 3c 2f 74 64 3e 3c 74 64 3e 73	Os</td></tr><tr><td>EC</td><td>s
3ace0	65 6e 64 20 63 6f 6e 74 72 6f 6c 20 72 65 67 69 73 74 65 72 20 61 73 20 66 69 72 73 74 20 49 32	end.control.register.as.first.I2
3ad00	43 20 62 79 74 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 53 3c 2f 74 64 3e 3c	C.byte</td></tr><tr><td>ES</td><
3ad20	74 64 3e 73 65 6e 64 20 73 74 61 74 75 73 20 72 65 67 69 73 74 65 72 20 61 73 20 66 69 72 73 74	td>send.status.register.as.first
3ad40	20 49 32 43 20 62 79 74 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 4c 3c 2f 74	.I2C.byte</td></tr><tr><td>PL</t
3ad60	64 3e 3c 74 64 3e 73 65 74 20 53 50 49 20 70 6f 6c 61 72 69 74 79 20 68 69 67 68 3c 2f 74 64 3e	d><td>set.SPI.polarity.high</td>
3ad80	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 48 3c 2f 74 64 3e 3c 74 64 3e 73 65 74 20 53 50 49 20	</tr><tr><td>PH</td><td>set.SPI.
3ada0	70 68 61 73 65 20 68 69 67 68 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 3c 2f	phase.high</td></tr><tr><td>I2</
3adc0	74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 49 32 43 20 6d 6f 64 65 3c 2f 74 64 3e 3c 2f 74 72 3e	td><td>enable.I2C.mode</td></tr>
3ade0	3c 74 72 3e 3c 74 64 3e 53 50 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 53 50 49 20 6d 6f	<tr><td>SP</td><td>enable.SPI.mo
3ae00	64 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 4e 3c 2f 74 64 3e 3c 74 64 3e 65	de</td></tr><tr><td>EN</td><td>e
3ae20	6e 61 62 6c 65 20 42 53 43 20 70 65 72 69 70 68 65 72 61 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f	nable.BSC.peripheral</td></tr></
3ae40	74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e	tbody></table><br><br>The.return
3ae60	65 64 20 73 74 61 74 75 73 20 68 61 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 66 6f 72 6d	ed.status.has.the.following.form
3ae80	61 74 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70	at.<br><br><code>20&nbsp;19&nbsp
3aea0	3b 31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70	;18&nbsp;17&nbsp;16&nbsp;15&nbsp
3aec0	3b 31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70	;14&nbsp;13&nbsp;12&nbsp;11&nbsp
3aee0	3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62	;10&nbsp;&nbsp;9&nbsp;&nbsp;8&nb
3af00	73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;7&nbsp;&nbsp;6&nbsp;&nb
3af20	73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e	sp;5&nbsp;&nbsp;4&nbsp;&nbsp;3&n
3af40	62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;2&nbsp;&nbsp;1&nbsp;&n
3af60	62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62	bsp;0<br>&nbsp;S&nbsp;&nbsp;S&nb
3af80	73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;S&nbsp;&nbsp;S&nbsp;&nb
3afa0	73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e	sp;S&nbsp;&nbsp;R&nbsp;&nbsp;R&n
3afc0	62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;R&nbsp;&nbsp;R&nbsp;&n
3afe0	62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26	bsp;R&nbsp;&nbsp;T&nbsp;&nbsp;T&
3b000	00 00 00 3b 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	...;unsigned">unsigned</a>.<a.hr
3b020	65 66 3d 22 23 6f 75 74 4c 65 6e 22 3e 6f 75 74 4c 65 6e 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	ef="#outLen">outLen</a>)</small>
3b040	3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 65 78 65 63 75 74 65 73 20 61 20 73	</h3>.This.function.executes.a.s
3b060	65 71 75 65 6e 63 65 20 6f 66 20 62 69 74 20 62 61 6e 67 65 64 20 49 32 43 20 6f 70 65 72 61 74	equence.of.bit.banged.I2C.operat
3b080	69 6f 6e 73 2e 20 20 54 68 65 0a 6f 70 65 72 61 74 69 6f 6e 73 20 74 6f 20 62 65 20 70 65 72 66	ions...The.operations.to.be.perf
3b0a0	6f 72 6d 65 64 20 61 72 65 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65	ormed.are.specified.by.the.conte
3b0c0	6e 74 73 20 6f 66 20 69 6e 42 75 66 0a 77 68 69 63 68 20 63 6f 6e 74 61 69 6e 73 20 74 68 65 20	nts.of.inBuf.which.contains.the.
3b0e0	63 6f 6e 63 61 74 65 6e 61 74 65 64 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 6e 64 20 61	concatenated.command.codes.and.a
3b100	73 73 6f 63 69 61 74 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e	ssociated.data..<br><br><code>&n
3b120	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 44 41 3a 26 6e 62 73 70 3b 30 2d 33 31 26 6e	bsp;&nbsp;&nbsp;SDA:&nbsp;0-31&n
3b140	62 73 70 3b 28 61 73 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 61	bsp;(as&nbsp;used&nbsp;in&nbsp;a
3b160	26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62	&nbsp;prior&nbsp;call&nbsp;to&nb
3b180	73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 49 32 43 4f 70 65 6e 22 3e 62 62 49 32 43 4f 70 65	sp;<a.href="#bbI2COpen">bbI2COpe
3b1a0	6e 3c 2f 61 3e 29 3c 62 72 3e 26 6e 62 73 70 3b 69 6e 42 75 66 3a 26 6e 62 73 70 3b 70 6f 69 6e	n</a>)<br>&nbsp;inBuf:&nbsp;poin
3b1c0	74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 6e 63 61 74	ter&nbsp;to&nbsp;the&nbsp;concat
3b1e0	65 6e 61 74 65 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 73 2c 26 6e	enated&nbsp;I2C&nbsp;commands,&n
3b200	62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e 26 6e 62 73 70 3b 69 6e 4c 65	bsp;see&nbsp;below<br>&nbsp;inLe
3b220	6e 3a 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e	n:&nbsp;size&nbsp;of&nbsp;comman
3b240	64 26 6e 62 73 70 3b 62 75 66 66 65 72 3c 62 72 3e 6f 75 74 42 75 66 3a 26 6e 62 73 70 3b 70 6f	d&nbsp;buffer<br>outBuf:&nbsp;po
3b260	69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b 74	inter&nbsp;to&nbsp;buffer&nbsp;t
3b280	6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 64	o&nbsp;hold&nbsp;returned&nbsp;d
3b2a0	61 74 61 3c 62 72 3e 6f 75 74 4c 65 6e 3a 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66	ata<br>outLen:&nbsp;size&nbsp;of
3b2c0	26 6e 62 73 70 3b 6f 75 74 70 75 74 26 6e 62 73 70 3b 62 75 66 66 65 72 3c 62 72 3e 3c 2f 63 6f	&nbsp;output&nbsp;buffer<br></co
3b2e0	64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74 3b 3d 20 30 20 69 66 20 4f 4b	de><br><br>Returns.&gt;=.0.if.OK
3b300	20 28 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 29 2c 20 6f 74 68	.(the.number.of.bytes.read),.oth
3b320	65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 4e 4f 54 5f	erwise.PI_BAD_USER_GPIO,.PI_NOT_
3b340	49 32 43 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 50 4f 49 4e 54 45 52 2c 0a 50 49 5f 42 41 44	I2C_GPIO,.PI_BAD_POINTER,.PI_BAD
3b360	5f 49 32 43 5f 43 4d 44 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 52 4c 45 4e 2c 20 50 49 5f 42 41	_I2C_CMD,.PI_BAD_I2C_RLEN,.PI_BA
3b380	44 5f 49 32 43 5f 57 4c 45 4e 2c 0a 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2c 20	D_I2C_WLEN,.PI_I2C_READ_FAILED,.
3b3a0	6f 72 20 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e	or.PI_I2C_WRITE_FAILED..<br><br>
3b3c0	54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20	The.following.command.codes.are.
3b3e0	73 75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72	supported:.<br><br><table.border
3b400	3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67	="1".cellpadding="2".cellspacing
3b420	3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64	="2"><tbody><tr><td>Name</td><td
3b440	3e 43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e	>Cmd.&.Data</td><td>Meaning</td>
3b460	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 6e 64 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c	</tr><tr><td>End</td><td>0</td><
3b480	74 64 3e 4e 6f 20 6d 6f 72 65 20 63 6f 6d 6d 61 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	td>No.more.commands</td></tr><tr
3b4a0	3e 3c 74 64 3e 45 73 63 61 70 65 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 4e 65	><td>Escape</td><td>1</td><td>Ne
3b4c0	78 74 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	xt.P.is.two.bytes</td></tr><tr><
3b4e0	74 64 3e 53 74 61 72 74 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 53 74 61 72 74	td>Start</td><td>2</td><td>Start
3b500	20 63 6f 6e 64 69 74 69 6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 74 6f 70	.condition</td></tr><tr><td>Stop
3b520	3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 53 74 6f 70 20 63 6f 6e 64 69 74 69 6f	</td><td>3</td><td>Stop.conditio
3b540	6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 64 64 72 65 73 73 3c 2f 74 64 3e 3c	n</td></tr><tr><td>Address</td><
3b560	74 64 3e 34 20 50 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 61 64 64 72 65 73 73 20 74	td>4.P</td><td>Set.I2C.address.t
3b580	6f 20 50 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46 6c 61 67 73 3c 2f 74 64 3e 3c	o.P</td></tr><tr><td>Flags</td><
3b5a0	74 64 3e 35 20 6c 73 62 20 6d 73 62 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 66 6c 61	td>5.lsb.msb</td><td>Set.I2C.fla
3b5c0	67 73 20 74 6f 20 6c 73 62 20 2b 20 28 6d 73 62 20 26 6c 74 3b 26 6c 74 3b 20 38 29 3c 2f 74 64	gs.to.lsb.+.(msb.&lt;&lt;.8)</td
3b5e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 65 61 64 3c 2f 74 64 3e 3c 74 64 3e 36 20 50 3c 2f	></tr><tr><td>Read</td><td>6.P</
3b600	74 64 3e 3c 74 64 3e 52 65 61 64 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e	td><td>Read.P.bytes.of.data</td>
3b620	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 72 69 74 65 3c 2f 74 64 3e 3c 74 64 3e 37 20 50 20 2e	</tr><tr><td>Write</td><td>7.P..
3b640	2e 2e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61	..</td><td>Write.P.bytes.of.data
3b660	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62	</td></tr></tbody></table><br><b
3b680	72 3e 54 68 65 20 61 64 64 72 65 73 73 2c 20 72 65 61 64 2c 20 61 6e 64 20 77 72 69 74 65 20 63	r>The.address,.read,.and.write.c
3b6a0	6f 6d 6d 61 6e 64 73 20 74 61 6b 65 20 61 20 70 61 72 61 6d 65 74 65 72 20 50 2e 0a 4e 6f 72 6d	ommands.take.a.parameter.P..Norm
3b6c0	61 6c 6c 79 20 50 20 69 73 20 6f 6e 65 20 62 79 74 65 20 28 30 2d 32 35 35 29 2e 20 20 49 66 20	ally.P.is.one.byte.(0-255)...If.
3b6e0	74 68 65 20 63 6f 6d 6d 61 6e 64 20 69 73 20 70 72 65 63 65 64 65 64 20 62 79 0a 74 68 65 20 45	the.command.is.preceded.by.the.E
3b700	73 63 61 70 65 20 63 6f 6d 6d 61 6e 64 20 74 68 65 6e 20 50 20 69 73 20 74 77 6f 20 62 79 74 65	scape.command.then.P.is.two.byte
3b720	73 20 28 30 2d 36 35 35 33 35 2c 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 0a 62 79	s.(0-65535,.least.significant.by
3b740	74 65 20 66 69 72 73 74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 20 61	te.first)..<br><br>The.address.a
3b760	6e 64 20 66 6c 61 67 73 20 64 65 66 61 75 6c 74 20 74 6f 20 30 2e 20 20 54 68 65 20 61 64 64 72	nd.flags.default.to.0...The.addr
3b780	65 73 73 20 61 6e 64 20 66 6c 61 67 73 20 6d 61 69 6e 74 61 69 6e 0a 74 68 65 69 72 20 70 72 65	ess.and.flags.maintain.their.pre
3b7a0	76 69 6f 75 73 20 76 61 6c 75 65 20 75 6e 74 69 6c 20 75 70 64 61 74 65 64 2e 0a 3c 62 72 3e 3c	vious.value.until.updated..<br><
3b7c0	62 72 3e 4e 6f 20 66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65	br>No.flags.are.currently.define
3b7e0	64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 49 32 43 20 64 61 74 61	d..<br><br>The.returned.I2C.data
3b800	20 69 73 20 73 74 6f 72 65 64 20 69 6e 20 63 6f 6e 73 65 63 75 74 69 76 65 20 6c 6f 63 61 74 69	.is.stored.in.consecutive.locati
3b820	6f 6e 73 20 6f 66 20 6f 75 74 42 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	ons.of.outBuf..<br><br><b><small
3b840	3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	>Example</small></b><br><br><cod
3b860	65 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 35 33 3c 62 72 3e	e>Set&nbsp;address&nbsp;0x53<br>
3b880	73 74 61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 33 32 2c 26 6e 62 73	start,&nbsp;write&nbsp;0x32,&nbs
3b8a0	70 3b 28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62	p;(re)start,&nbsp;read&nbsp;6&nb
3b8c0	73 70 3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b	sp;bytes,&nbsp;stop<br>Set&nbsp;
3b8e0	61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 31 45 3c 62 72 3e 73 74 61 72 74 2c 26 6e 62 73 70	address&nbsp;0x1E<br>start,&nbsp
3b900	3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 30 33 2c 26 6e 62 73 70 3b 28 72 65 29 73 74 61 72 74	;write&nbsp;0x03,&nbsp;(re)start
3b920	2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 2c 26 6e	,&nbsp;read&nbsp;6&nbsp;bytes,&n
3b940	62 73 70 3b 73 74 6f 70 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73	bsp;stop<br>Set&nbsp;address&nbs
3b960	70 3b 30 78 36 38 3c 62 72 3e 73 74 61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70	p;0x68<br>start,&nbsp;write&nbsp
3b980	3b 30 78 31 42 2c 26 6e 62 73 70 3b 28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64	;0x1B,&nbsp;(re)start,&nbsp;read
3b9a0	26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72	&nbsp;8&nbsp;bytes,&nbsp;stop<br
3b9c0	3e 45 6e 64 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 35 33 3c 62 72 3e 30 78	>End<br><br>0x04&nbsp;0x53<br>0x
3b9e0	30 32 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 33 32	02&nbsp;0x07&nbsp;0x01&nbsp;0x32
3ba00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32 26 6e 62 73 70 3b 30 78 30 36	&nbsp;&nbsp;&nbsp;0x02&nbsp;0x06
3ba20	26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 34	&nbsp;0x06&nbsp;0x03<br><br>0x04
3ba40	26 6e 62 73 70 3b 30 78 31 45 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73	&nbsp;0x1E<br>0x02&nbsp;0x07&nbs
3ba60	70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 30 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;0x01&nbsp;0x03&nbsp;&nbsp;&nbs
3ba80	70 3b 30 78 30 32 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b	p;0x02&nbsp;0x06&nbsp;0x06&nbsp;
3baa0	30 78 30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 36 38 3c 62 72 3e 30 78	0x03<br><br>0x04&nbsp;0x68<br>0x
3bac0	30 32 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 31 42	02&nbsp;0x07&nbsp;0x01&nbsp;0x1B
3bae0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32 26 6e 62 73 70 3b 30 78 30 36	&nbsp;&nbsp;&nbsp;0x02&nbsp;0x06
3bb00	26 6e 62 73 70 3b 30 78 30 38 26 6e 62 73 70 3b 30 78 30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 30	&nbsp;0x08&nbsp;0x03<br><br>0x00
3bb20	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 73 63 58 66 65 72 22	<br></code><h3><a.name="bscXfer"
3bb40	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
3bb60	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 73 63 58 66 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	small></a>.bscXfer<small>(<a.hre
3bb80	66 3d 22 23 62 73 63 5f 78 66 65 72 5f 74 22 3e 62 73 63 5f 78 66 65 72 5f 74 3c 2f 61 3e 20 3c	f="#bsc_xfer_t">bsc_xfer_t</a>.<
3bba0	61 20 68 72 65 66 3d 22 23 2a 62 73 63 5f 78 66 65 72 22 3e 2a 62 73 63 5f 78 66 65 72 3c 2f 61	a.href="#*bsc_xfer">*bsc_xfer</a
3bbc0	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 70 72	>)</small></h3>.This.function.pr
3bbe0	6f 76 69 64 65 73 20 61 20 6c 6f 77 2d 6c 65 76 65 6c 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20	ovides.a.low-level.interface.to.
3bc00	74 68 65 20 53 50 49 2f 49 32 43 20 53 6c 61 76 65 0a 70 65 72 69 70 68 65 72 61 6c 20 6f 6e 20	the.SPI/I2C.Slave.peripheral.on.
3bc20	74 68 65 20 42 43 4d 20 63 68 69 70 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 70 65 72 69 70	the.BCM.chip..<br><br>This.perip
3bc40	68 65 72 61 6c 20 61 6c 6c 6f 77 73 20 74 68 65 20 50 69 20 74 6f 20 61 63 74 20 61 73 20 61 20	heral.allows.the.Pi.to.act.as.a.
3bc60	68 61 72 64 77 61 72 65 20 73 6c 61 76 65 20 64 65 76 69 63 65 0a 6f 6e 20 61 6e 20 49 32 43 20	hardware.slave.device.on.an.I2C.
3bc80	6f 72 20 53 50 49 20 62 75 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 69 73 20 6e 6f 74 20	or.SPI.bus..<br><br>This.is.not.
3bca0	61 20 62 69 74 20 62 61 6e 67 20 76 65 72 73 69 6f 6e 20 61 6e 64 20 61 73 20 73 75 63 68 20 69	a.bit.bang.version.and.as.such.i
3bcc0	73 20 4f 53 20 74 69 6d 69 6e 67 0a 69 6e 64 65 70 65 6e 64 65 6e 74 2e 20 54 68 65 20 62 75 73	s.OS.timing.independent..The.bus
3bce0	20 74 69 6d 69 6e 67 20 69 73 20 68 61 6e 64 6c 65 64 20 64 69 72 65 63 74 6c 79 20 62 79 20 74	.timing.is.handled.directly.by.t
3bd00	68 65 20 63 68 69 70 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6f 75 74 70 75 74 20 70 72 6f 63	he.chip..<br><br>The.output.proc
3bd20	65 73 73 20 69 73 20 73 69 6d 70 6c 65 2e 20 59 6f 75 20 73 69 6d 70 6c 79 20 61 70 70 65 6e 64	ess.is.simple..You.simply.append
3bd40	20 64 61 74 61 20 74 6f 20 74 68 65 20 46 49 46 4f 0a 62 75 66 66 65 72 20 6f 6e 20 74 68 65 20	.data.to.the.FIFO.buffer.on.the.
3bd60	63 68 69 70 2e 20 20 54 68 69 73 20 77 6f 72 6b 73 20 6c 69 6b 65 20 61 20 71 75 65 75 65 2c 20	chip...This.works.like.a.queue,.
3bd80	79 6f 75 20 61 64 64 20 64 61 74 61 20 74 6f 20 74 68 65 0a 71 75 65 75 65 20 61 6e 64 20 74 68	you.add.data.to.the.queue.and.th
3bda0	65 20 6d 61 73 74 65 72 20 72 65 6d 6f 76 65 73 20 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 49 20 63	e.master.removes.it..<br><br>I.c
3bdc0	61 6e 27 74 20 67 65 74 20 53 50 49 20 74 6f 20 77 6f 72 6b 20 70 72 6f 70 65 72 6c 79 2e 20 20	an't.get.SPI.to.work.properly...
3bde0	49 20 74 72 69 65 64 20 77 69 74 68 20 61 0a 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 6f 66 20 30	I.tried.with.a.control.word.of.0
3be00	78 33 30 33 20 61 6e 64 20 73 77 61 70 70 65 64 20 4d 49 53 4f 20 61 6e 64 20 4d 4f 53 49 2e 0a	x303.and.swapped.MISO.and.MOSI..
3be20	3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 73 65 74 73 20 74 68 65 20 42 53	<br><br>The.function.sets.the.BS
3be40	43 20 6d 6f 64 65 2c 20 77 72 69 74 65 73 20 61 6e 79 20 64 61 74 61 20 69 6e 0a 74 68 65 20 74	C.mode,.writes.any.data.in.the.t
3be60	72 61 6e 73 6d 69 74 20 62 75 66 66 65 72 20 74 6f 20 74 68 65 20 42 53 43 20 74 72 61 6e 73 6d	ransmit.buffer.to.the.BSC.transm
3be80	69 74 20 46 49 46 4f 2c 20 61 6e 64 0a 63 6f 70 69 65 73 20 61 6e 79 20 64 61 74 61 20 69 6e 20	it.FIFO,.and.copies.any.data.in.
3bea0	74 68 65 20 42 53 43 20 72 65 63 65 69 76 65 20 46 49 46 4f 20 74 6f 20 74 68 65 0a 72 65 63 65	the.BSC.receive.FIFO.to.the.rece
3bec0	69 76 65 20 62 75 66 66 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 73 63 5f 78 66	ive.buffer..<br><br><code>bsc_xf
3bee0	65 72 3a 3d 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 73 74 72 75 63 74 75 72 65 26 6e 62 73 70 3b	er:=&nbsp;a&nbsp;structure&nbsp;
3bf00	64 65 66 69 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 74 72 61 6e 73 66 65 72 3c	defining&nbsp;the&nbsp;transfer<
3bf20	62 72 3e 3c 62 72 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c	br><br>typedef&nbsp;struct<br>{<
3bf40	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62	br>&nbsp;&nbsp;&nbsp;uint32_t&nb
3bf60	73 70 3b 63 6f 6e 74 72 6f 6c 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;control;&nbsp;&nbsp;&nbsp;&nb
3bf80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
3bfa0	3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 57 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	;&nbsp;//&nbsp;Write<br>&nbsp;&n
3bfc0	62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 72 78 43 6e 74 3b 26 6e 62 73 70 3b 26	bsp;&nbsp;int&nbsp;rxCnt;&nbsp;&
3bfe0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
3c000	00 00 00 3c 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61	...<>handle:&nbsp;&gt;=0,&nbsp;a
3c020	73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e	s&nbsp;returned&nbsp;by&nbsp;a&n
3c040	62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23	bsp;call&nbsp;to&nbsp;<a.href="#
3c060	69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 69 6e	i2cOpen">i2cOpen</a><br>&nbsp;in
3c080	42 75 66 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74	Buf:&nbsp;pointer&nbsp;to&nbsp;t
3c0a0	68 65 26 6e 62 73 70 3b 63 6f 6e 63 61 74 65 6e 61 74 65 64 26 6e 62 73 70 3b 49 32 43 26 6e 62	he&nbsp;concatenated&nbsp;I2C&nb
3c0c0	73 70 3b 63 6f 6d 6d 61 6e 64 73 2c 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77	sp;commands,&nbsp;see&nbsp;below
3c0e0	3c 62 72 3e 26 6e 62 73 70 3b 69 6e 4c 65 6e 3a 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b	<br>&nbsp;inLen:&nbsp;size&nbsp;
3c100	6f 66 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 26 6e 62 73 70 3b 62 75 66 66 65 72 3c 62 72 3e 6f	of&nbsp;command&nbsp;buffer<br>o
3c120	75 74 42 75 66 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	utBuf:&nbsp;pointer&nbsp;to&nbsp
3c140	3b 62 75 66 66 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 72	;buffer&nbsp;to&nbsp;hold&nbsp;r
3c160	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 6f 75 74 4c 65 6e 3a 26 6e 62 73	eturned&nbsp;data<br>outLen:&nbs
3c180	70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6f 75 74 70 75 74 26 6e 62 73 70 3b	p;size&nbsp;of&nbsp;output&nbsp;
3c1a0	62 75 66 66 65 72 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	buffer<br></code><br><br>Returns
3c1c0	20 26 67 74 3b 3d 20 30 20 69 66 20 4f 4b 20 28 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79	.&gt;=.0.if.OK.(the.number.of.by
3c1e0	74 65 73 20 72 65 61 64 29 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 48 41 4e 44	tes.read),.otherwise.PI_BAD_HAND
3c200	4c 45 2c 20 50 49 5f 42 41 44 5f 50 4f 49 4e 54 45 52 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 43	LE,.PI_BAD_POINTER,.PI_BAD_I2C_C
3c220	4d 44 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 52 4c 45 4e 2e 0a 50 49 5f 42 41 44 5f 49 32 43 5f	MD,.PI_BAD_I2C_RLEN..PI_BAD_I2C_
3c240	57 4c 45 4e 2c 20 6f 72 20 50 49 5f 42 41 44 5f 49 32 43 5f 53 45 47 2e 0a 3c 62 72 3e 3c 62 72	WLEN,.or.PI_BAD_I2C_SEG..<br><br
3c260	3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65	>The.following.command.codes.are
3c280	20 73 75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65	.supported:.<br><br><table.borde
3c2a0	72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e	r="1".cellpadding="2".cellspacin
3c2c0	67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74	g="2"><tbody><tr><td>Name</td><t
3c2e0	64 3e 43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64	d>Cmd.&.Data</td><td>Meaning</td
3c300	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 6e 64 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e	></tr><tr><td>End</td><td>0</td>
3c320	3c 74 64 3e 4e 6f 20 6d 6f 72 65 20 63 6f 6d 6d 61 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	<td>No.more.commands</td></tr><t
3c340	72 3e 3c 74 64 3e 45 73 63 61 70 65 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 4e	r><td>Escape</td><td>1</td><td>N
3c360	65 78 74 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	ext.P.is.two.bytes</td></tr><tr>
3c380	3c 74 64 3e 4f 6e 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 53 77 69 74 63 68 20	<td>On</td><td>2</td><td>Switch.
3c3a0	63 6f 6d 62 69 6e 65 64 20 66 6c 61 67 20 6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	combined.flag.on</td></tr><tr><t
3c3c0	64 3e 4f 66 66 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 53 77 69 74 63 68 20 63	d>Off</td><td>3</td><td>Switch.c
3c3e0	6f 6d 62 69 6e 65 64 20 66 6c 61 67 20 6f 66 66 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	ombined.flag.off</td></tr><tr><t
3c400	64 3e 41 64 64 72 65 73 73 3c 2f 74 64 3e 3c 74 64 3e 34 20 50 3c 2f 74 64 3e 3c 74 64 3e 53 65	d>Address</td><td>4.P</td><td>Se
3c420	74 20 49 32 43 20 61 64 64 72 65 73 73 20 74 6f 20 50 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	t.I2C.address.to.P</td></tr><tr>
3c440	3c 74 64 3e 46 6c 61 67 73 3c 2f 74 64 3e 3c 74 64 3e 35 20 6c 73 62 20 6d 73 62 3c 2f 74 64 3e	<td>Flags</td><td>5.lsb.msb</td>
3c460	3c 74 64 3e 53 65 74 20 49 32 43 20 66 6c 61 67 73 20 74 6f 20 6c 73 62 20 2b 20 28 6d 73 62 20	<td>Set.I2C.flags.to.lsb.+.(msb.
3c480	26 6c 74 3b 26 6c 74 3b 20 38 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 65 61	&lt;&lt;.8)</td></tr><tr><td>Rea
3c4a0	64 3c 2f 74 64 3e 3c 74 64 3e 36 20 50 3c 2f 74 64 3e 3c 74 64 3e 52 65 61 64 20 50 20 62 79 74	d</td><td>6.P</td><td>Read.P.byt
3c4c0	65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 72 69 74	es.of.data</td></tr><tr><td>Writ
3c4e0	65 3c 2f 74 64 3e 3c 74 64 3e 37 20 50 20 2e 2e 2e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20	e</td><td>7.P....</td><td>Write.
3c500	50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79	P.bytes.of.data</td></tr></tbody
3c520	3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 2c 20 72 65	></table><br><br>The.address,.re
3c540	61 64 2c 20 61 6e 64 20 77 72 69 74 65 20 63 6f 6d 6d 61 6e 64 73 20 74 61 6b 65 20 61 20 70 61	ad,.and.write.commands.take.a.pa
3c560	72 61 6d 65 74 65 72 20 50 2e 0a 4e 6f 72 6d 61 6c 6c 79 20 50 20 69 73 20 6f 6e 65 20 62 79 74	rameter.P..Normally.P.is.one.byt
3c580	65 20 28 30 2d 32 35 35 29 2e 20 20 49 66 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 69 73 20 70 72	e.(0-255)...If.the.command.is.pr
3c5a0	65 63 65 64 65 64 20 62 79 0a 74 68 65 20 45 73 63 61 70 65 20 63 6f 6d 6d 61 6e 64 20 74 68 65	eceded.by.the.Escape.command.the
3c5c0	6e 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 20 28 30 2d 36 35 35 33 35 2c 20 6c 65 61 73 74	n.P.is.two.bytes.(0-65535,.least
3c5e0	20 73 69 67 6e 69 66 69 63 61 6e 74 0a 62 79 74 65 20 66 69 72 73 74 29 2e 0a 3c 62 72 3e 3c 62	.significant.byte.first)..<br><b
3c600	72 3e 54 68 65 20 61 64 64 72 65 73 73 20 64 65 66 61 75 6c 74 73 20 74 6f 20 74 68 61 74 20 61	r>The.address.defaults.to.that.a
3c620	73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 54 68 65 20 66	ssociated.with.the.handle..The.f
3c640	6c 61 67 73 20 64 65 66 61 75 6c 74 20 74 6f 20 30 2e 20 20 54 68 65 20 61 64 64 72 65 73 73 20	lags.default.to.0...The.address.
3c660	61 6e 64 20 66 6c 61 67 73 20 6d 61 69 6e 74 61 69 6e 20 74 68 65 69 72 0a 70 72 65 76 69 6f 75	and.flags.maintain.their.previou
3c680	73 20 76 61 6c 75 65 20 75 6e 74 69 6c 20 75 70 64 61 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54	s.value.until.updated..<br><br>T
3c6a0	68 65 20 72 65 74 75 72 6e 65 64 20 49 32 43 20 64 61 74 61 20 69 73 20 73 74 6f 72 65 64 20 69	he.returned.I2C.data.is.stored.i
3c6c0	6e 20 63 6f 6e 73 65 63 75 74 69 76 65 20 6c 6f 63 61 74 69 6f 6e 73 20 6f 66 20 6f 75 74 42 75	n.consecutive.locations.of.outBu
3c6e0	66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	f..<br><br><b><small>Example</sm
3c700	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 65 74 26 6e 62 73 70 3b 61	all></b><br><br><code>Set&nbsp;a
3c720	64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 35 33 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73	ddress&nbsp;0x53,&nbsp;write&nbs
3c740	70 3b 30 78 33 32 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79	p;0x32,&nbsp;read&nbsp;6&nbsp;by
3c760	74 65 73 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 31	tes<br>Set&nbsp;address&nbsp;0x1
3c780	45 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 30 33 2c 26 6e 62 73 70 3b 72 65	E,&nbsp;write&nbsp;0x03,&nbsp;re
3c7a0	61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 53 65 74 26 6e 62 73 70	ad&nbsp;6&nbsp;bytes<br>Set&nbsp
3c7c0	3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 36 38 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e	;address&nbsp;0x68,&nbsp;write&n
3c7e0	62 73 70 3b 30 78 31 42 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b	bsp;0x1B,&nbsp;read&nbsp;8&nbsp;
3c800	62 79 74 65 73 3c 62 72 3e 45 6e 64 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78	bytes<br>End<br><br>0x04&nbsp;0x
3c820	35 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78	53&nbsp;&nbsp;&nbsp;0x07&nbsp;0x
3c840	30 31 26 6e 62 73 70 3b 30 78 33 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78	01&nbsp;0x32&nbsp;&nbsp;&nbsp;0x
3c860	30 36 26 6e 62 73 70 3b 30 78 30 36 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 31 45 26 6e	06&nbsp;0x06<br>0x04&nbsp;0x1E&n
3c880	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e	bsp;&nbsp;&nbsp;0x07&nbsp;0x01&n
3c8a0	62 73 70 3b 30 78 30 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e	bsp;0x03&nbsp;&nbsp;&nbsp;0x06&n
3c8c0	62 73 70 3b 30 78 30 36 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 36 38 26 6e 62 73 70 3b	bsp;0x06<br>0x04&nbsp;0x68&nbsp;
3c8e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b	&nbsp;&nbsp;0x07&nbsp;0x01&nbsp;
3c900	30 78 31 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b	0x1B&nbsp;&nbsp;&nbsp;0x06&nbsp;
3c920	30 78 30 38 3c 62 72 3e 30 78 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	0x08<br>0x00<br></code><h3><a.na
3c940	6d 65 3d 22 62 62 49 32 43 4f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	me="bbI2COpen"></a><a.href="#int
3c960	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 49 32 43 4f 70	"><small>int</small></a>.bbI2COp
3c980	65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	en<small>(<a.href="#unsigned">un
3c9a0	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 53 44 41 22 3e 53 44 41 3c 2f 61	signed</a>.<a.href="#SDA">SDA</a
3c9c0	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
3c9e0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 53 43 4c 22 3e 53 43 4c 3c 2f 61 3e 2c 20 3c 61 20 68	/a>.<a.href="#SCL">SCL</a>,.<a.h
3ca00	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
3ca20	68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#baud">baud</a>)</small></
3ca40	68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 6c 65 63 74 73 20 61 20 70 61 69 72	h3>.This.function.selects.a.pair
3ca60	20 6f 66 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 20 61 74 20	.of.GPIO.for.bit.banging.I2C.at.
3ca80	61 0a 73 70 65 63 69 66 69 65 64 20 62 61 75 64 20 72 61 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 42	a.specified.baud.rate..<br><br>B
3caa0	69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 20 61 6c 6c 6f 77 73 20 66 6f 72 20 63 65 72 74 61 69	it.banging.I2C.allows.for.certai
3cac0	6e 20 6f 70 65 72 61 74 69 6f 6e 73 20 77 68 69 63 68 20 61 72 65 20 6e 6f 74 20 70 6f 73 73 69	n.operations.which.are.not.possi
3cae0	62 6c 65 0a 77 69 74 68 20 74 68 65 20 73 74 61 6e 64 61 72 64 20 49 32 43 20 64 72 69 76 65 72	ble.with.the.standard.I2C.driver
3cb00	2e 0a 3c 62 72 3e 3c 62 72 3e 6f 20 62 61 75 64 20 72 61 74 65 73 20 61 73 20 6c 6f 77 20 61 73	..<br><br>o.baud.rates.as.low.as
3cb20	20 35 30 3c 62 72 3e 0a 6f 20 72 65 70 65 61 74 65 64 20 73 74 61 72 74 73 3c 62 72 3e 0a 6f 20	.50<br>.o.repeated.starts<br>.o.
3cb40	63 6c 6f 63 6b 20 73 74 72 65 74 63 68 69 6e 67 3c 62 72 3e 0a 6f 20 49 32 43 20 6f 6e 20 61 6e	clock.stretching<br>.o.I2C.on.an
3cb60	79 20 70 61 69 72 20 6f 66 20 73 70 61 72 65 20 47 50 49 4f 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	y.pair.of.spare.GPIO.<br><br><co
3cb80	64 65 3e 26 6e 62 73 70 3b 53 44 41 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70	de>&nbsp;SDA:&nbsp;0-31<br>&nbsp
3cba0	3b 53 43 4c 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 62 61 75 64 3a 26 6e 62 73 70 3b 35 30	;SCL:&nbsp;0-31<br>baud:&nbsp;50
3cbc0	2d 35 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	-500000<br></code><br><br>Return
3cbe0	73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52	s.0.if.OK,.otherwise.PI_BAD_USER
3cc00	5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 42 41 55 44 2c 20 6f 72 0a 50 49 5f 47 50	_GPIO,.PI_BAD_I2C_BAUD,.or.PI_GP
3cc20	49 4f 5f 49 4e 5f 55 53 45 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 0a 3c 62 72 3e 3c 62 72	IO_IN_USE..<br><br>NOTE:.<br><br
3cc40	3e 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 53 44 41 20 61 6e 64 20 53 43 4c 20 6d	>The.GPIO.used.for.SDA.and.SCL.m
3cc60	75 73 74 20 68 61 76 65 20 70 75 6c 6c 2d 75 70 73 20 74 6f 20 33 56 33 20 63 6f 6e 6e 65 63 74	ust.have.pull-ups.to.3V3.connect
3cc80	65 64 2e 20 20 41 73 0a 61 20 67 75 69 64 65 20 74 68 65 20 68 61 72 64 77 61 72 65 20 70 75 6c	ed...As.a.guide.the.hardware.pul
3cca0	6c 2d 75 70 73 20 6f 6e 20 70 69 6e 73 20 33 20 61 6e 64 20 35 20 61 72 65 20 31 6b 38 20 69 6e	l-ups.on.pins.3.and.5.are.1k8.in
3ccc0	20 76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 49 32 43 43 6c 6f 73 65 22	.value..<h3><a.name="bbI2CClose"
3cce0	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
3cd00	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 49 32 43 43 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20	small></a>.bbI2CClose<small>(<a.
3cd20	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
3cd40	20 68 72 65 66 3d 22 23 53 44 41 22 3e 53 44 41 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	.href="#SDA">SDA</a>)</small></h
3cd60	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 62 69 74 20 62 61 6e 67 69	3>.This.function.stops.bit.bangi
3cd80	6e 67 20 49 32 43 20 6f 6e 20 61 20 70 61 69 72 20 6f 66 20 47 50 49 4f 20 70 72 65 76 69 6f 75	ng.I2C.on.a.pair.of.GPIO.previou
3cda0	73 6c 79 0a 6f 70 65 6e 65 64 20 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 62 62 49 32 43 4f	sly.opened.with.<a.href="#bbI2CO
3cdc0	70 65 6e 22 3e 62 62 49 32 43 4f 70 65 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	pen">bbI2COpen</a>..<br><br><cod
3cde0	65 3e 53 44 41 3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	e>SDA:&nbsp;0-31,&nbsp;the&nbsp;
3ce00	53 44 41 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69 6e 26	SDA&nbsp;GPIO&nbsp;used&nbsp;in&
3ce20	6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70	nbsp;a&nbsp;prior&nbsp;call&nbsp
3ce40	3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 49 32 43 4f 70 65 6e 22 3e 62 62	;to&nbsp;<a.href="#bbI2COpen">bb
3ce60	49 32 43 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65	I2COpen</a><br></code><br><br>Re
3ce80	74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f	turns.0.if.OK,.otherwise.PI_BAD_
3cea0	55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 4e 4f 54 5f 49 32 43 5f 47 50 49 4f 2e 0a 3c	USER_GPIO,.or.PI_NOT_I2C_GPIO..<
3cec0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 49 32 43 5a 69 70 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	h3><a.name="bbI2CZip"></a><a.hre
3cee0	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
3cf00	62 62 49 32 43 5a 69 70 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	bbI2CZip<small>(<a.href="#unsign
3cf20	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 53 44 41 22 3e	ed">unsigned</a>.<a.href="#SDA">
3cf40	53 44 41 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61	SDA</a>,.<a.href="#char">char</a
3cf60	3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 69 6e 42 75 66 22 3e 2a 69 6e 42 75 66 3c 2f 61 3e 2c 20	>.<a.href="#*inBuf">*inBuf</a>,.
3cf80	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
3cfa0	20 3c 61 20 68 72 65 66 3d 22 23 69 6e 4c 65 6e 22 3e 69 6e 4c 65 6e 3c 2f 61 3e 2c 20 3c 61 20	.<a.href="#inLen">inLen</a>,.<a.
3cfc0	68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	href="#char">char</a>.<a.href="#
3cfe0	2a 6f 75 74 42 75 66 22 3e 2a 6f 75 74 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	*outBuf">*outBuf</a>,.<a.href="#
3d000	00 00 00 3d 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 26	...=bsp;to&nbsp;write<br>&nbsp;&
3d020	6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61	nbsp;&nbsp;buf:&nbsp;the&nbsp;da
3d040	74 61 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 63	ta&nbsp;to&nbsp;write<br>&nbsp;c
3d060	6f 75 6e 74 3a 26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e	ount:&nbsp;1-32,&nbsp;the&nbsp;n
3d080	75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f	umber&nbsp;of&nbsp;bytes&nbsp;to
3d0a0	26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65	&nbsp;write<br></code><br><br>Re
3d0c0	74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f	turns.0.if.OK,.otherwise.PI_BAD_
3d0e0	48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f	HANDLE,.PI_BAD_PARAM,.or.PI_I2C_
3d100	57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62	WRITE_FAILED..<br><br><code>S&nb
3d120	73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32	sp;Addr&nbsp;Wr&nbsp;[A]&nbsp;i2
3d140	63 52 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 30 26 6e 62 73 70 3b 5b 41 5d	cReg&nbsp;[A]&nbsp;buf0&nbsp;[A]
3d160	26 6e 62 73 70 3b 62 75 66 31 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73	&nbsp;buf1&nbsp;[A]&nbsp;...&nbs
3d180	70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 6e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c	p;[A]&nbsp;bufn&nbsp;[A]&nbsp;P<
3d1a0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 52 65 61 64 44 65	br></code><h3><a.name="i2cReadDe
3d1c0	76 69 63 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	vice"></a><a.href="#int"><small>
3d1e0	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 52 65 61 64 44 65 76 69 63 65 3c 73 6d	int</small></a>.i2cReadDevice<sm
3d200	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	all>(<a.href="#unsigned">unsigne
3d220	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f	d</a>.<a.href="#handle">handle</
3d240	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20	a>,.<a.href="#char">char</a>.<a.
3d260	68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	href="#*buf">*buf</a>,.<a.href="
3d280	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
3d2a0	22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	"#count">count</a>)</small></h3>
3d2c0	0a 54 68 69 73 20 72 65 61 64 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65	.This.reads.count.bytes.from.the
3d2e0	20 72 61 77 20 64 65 76 69 63 65 20 69 6e 74 6f 20 62 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	.raw.device.into.buf..<br><br><c
3d300	6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73	ode>handle:&nbsp;&gt;=0,&nbsp;as
3d320	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62	&nbsp;returned&nbsp;by&nbsp;a&nb
3d340	73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69	sp;call&nbsp;to&nbsp;<a.href="#i
3d360	32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	2cOpen">i2cOpen</a><br>&nbsp;&nb
3d380	73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79	sp;&nbsp;buf:&nbsp;an&nbsp;array
3d3a0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e	&nbsp;to&nbsp;receive&nbsp;the&n
3d3c0	62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72	bsp;read&nbsp;data&nbsp;bytes<br
3d3e0	3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 26 67 74 3b 30 2c 26 6e 62 73 70 3b 74	>&nbsp;count:&nbsp;&gt;0,&nbsp;t
3d400	68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65	he&nbsp;number&nbsp;of&nbsp;byte
3d420	73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	s&nbsp;to&nbsp;read<br></code><b
3d440	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 63 6f 75 6e 74 20 28 26 67 74 3b 30 29 20 69 66 20 4f	r><br>Returns.count.(&gt;0).if.O
3d460	4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42	K,.otherwise.PI_BAD_HANDLE,.PI_B
3d480	41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e	AD_PARAM,.or.PI_I2C_READ_FAILED.
3d4a0	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b	.<br><br><code>S&nbsp;Addr&nbsp;
3d4c0	52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 62 75 66 30 5d 26 6e 62 73 70 3b 41 26 6e	Rd&nbsp;[A]&nbsp;[buf0]&nbsp;A&n
3d4e0	62 73 70 3b 5b 62 75 66 31 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b	bsp;[buf1]&nbsp;A&nbsp;...&nbsp;
3d500	41 26 6e 62 73 70 3b 5b 62 75 66 6e 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e	A&nbsp;[bufn]&nbsp;NA&nbsp;P<br>
3d520	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 57 72 69 74 65 44 65 76 69	</code><h3><a.name="i2cWriteDevi
3d540	63 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	ce"></a><a.href="#int"><small>in
3d560	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 57 72 69 74 65 44 65 76 69 63 65 3c 73 6d 61	t</small></a>.i2cWriteDevice<sma
3d580	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	ll>(<a.href="#unsigned">unsigned
3d5a0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61	</a>.<a.href="#handle">handle</a
3d5c0	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68	>,.<a.href="#char">char</a>.<a.h
3d5e0	72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	ref="#*buf">*buf</a>,.<a.href="#
3d600	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
3d620	23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	#count">count</a>)</small></h3>.
3d640	54 68 69 73 20 77 72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 62 75 66	This.writes.count.bytes.from.buf
3d660	20 74 6f 20 74 68 65 20 72 61 77 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	.to.the.raw.device..<br><br><cod
3d680	65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e	e>handle:&nbsp;&gt;=0,&nbsp;as&n
3d6a0	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70	bsp;returned&nbsp;by&nbsp;a&nbsp
3d6c0	3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63	;call&nbsp;to&nbsp;<a.href="#i2c
3d6e0	4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	Open">i2cOpen</a><br>&nbsp;&nbsp
3d700	3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e	;&nbsp;buf:&nbsp;an&nbsp;array&n
3d720	62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74	bsp;containing&nbsp;the&nbsp;dat
3d740	61 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c	a&nbsp;bytes&nbsp;to&nbsp;write<
3d760	62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 26 67 74 3b 30 2c 26 6e 62 73 70	br>&nbsp;count:&nbsp;&gt;0,&nbsp
3d780	3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79	;the&nbsp;number&nbsp;of&nbsp;by
3d7a0	74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65	tes&nbsp;to&nbsp;write<br></code
3d7c0	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77	><br><br>Returns.0.if.OK,.otherw
3d7e0	69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c	ise.PI_BAD_HANDLE,.PI_BAD_PARAM,
3d800	20 6f 72 0a 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72	.or.PI_I2C_WRITE_FAILED..<br><br
3d820	3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b	><code>S&nbsp;Addr&nbsp;Wr&nbsp;
3d840	5b 41 5d 26 6e 62 73 70 3b 62 75 66 30 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 31	[A]&nbsp;buf0&nbsp;[A]&nbsp;buf1
3d860	26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70	&nbsp;[A]&nbsp;...&nbsp;[A]&nbsp
3d880	3b 62 75 66 6e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e	;bufn&nbsp;[A]&nbsp;P<br></code>
3d8a0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 53 77 69 74 63 68 43 6f 6d 62 69 6e 65 64 22 3e	<h3><a.name="i2cSwitchCombined">
3d8c0	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64 3c	</a><a.href="#void"><small>void<
3d8e0	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 53 77 69 74 63 68 43 6f 6d 62 69 6e 65 64 3c 73 6d	/small></a>.i2cSwitchCombined<sm
3d900	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68	all>(<a.href="#int">int</a>.<a.h
3d920	72 65 66 3d 22 23 73 65 74 74 69 6e 67 22 3e 73 65 74 74 69 6e 67 3c 2f 61 3e 29 3c 2f 73 6d 61	ref="#setting">setting</a>)</sma
3d940	6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 73 65 74 73 20 74 68 65 20 49 32 43 20 28 69 32 63 2d	ll></h3>.This.sets.the.I2C.(i2c-
3d960	62 63 6d 32 37 30 38 29 20 6d 6f 64 75 6c 65 20 22 75 73 65 20 63 6f 6d 62 69 6e 65 64 20 74 72	bcm2708).module."use.combined.tr
3d980	61 6e 73 61 63 74 69 6f 6e 73 22 0a 70 61 72 61 6d 65 74 65 72 20 6f 6e 20 6f 72 20 6f 66 66 2e	ansactions".parameter.on.or.off.
3d9a0	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 65 74 74 69 6e 67 3a 26 6e 62 73 70 3b 30 26 6e	.<br><br><code>setting:&nbsp;0&n
3d9c0	62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 61	bsp;to&nbsp;set&nbsp;the&nbsp;pa
3d9e0	72 61 6d 65 74 65 72 26 6e 62 73 70 3b 6f 66 66 2c 26 6e 62 73 70 3b 6e 6f 6e 2d 7a 65 72 6f 26	rameter&nbsp;off,&nbsp;non-zero&
3da00	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 69 74 26 6e 62 73 70 3b 6f 6e	nbsp;to&nbsp;set&nbsp;it&nbsp;on
3da20	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 77 68 65 6e 20 74 68	<br></code><br><br>NOTE:.when.th
3da40	65 20 66 6c 61 67 20 69 73 20 6f 6e 20 61 20 77 72 69 74 65 20 66 6f 6c 6c 6f 77 65 64 20 62 79	e.flag.is.on.a.write.followed.by
3da60	20 61 20 72 65 61 64 20 74 6f 20 74 68 65 20 73 61 6d 65 0a 73 6c 61 76 65 20 61 64 64 72 65 73	.a.read.to.the.same.slave.addres
3da80	73 20 77 69 6c 6c 20 75 73 65 20 61 20 72 65 70 65 61 74 65 64 20 73 74 61 72 74 20 28 72 61 74	s.will.use.a.repeated.start.(rat
3daa0	68 65 72 20 74 68 61 6e 20 61 20 73 74 6f 70 2f 73 74 61 72 74 29 2e 0a 3c 68 33 3e 3c 61 20 6e	her.than.a.stop/start)..<h3><a.n
3dac0	61 6d 65 3d 22 69 32 63 53 65 67 6d 65 6e 74 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23	ame="i2cSegments"></a><a.href="#
3dae0	69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 53	int"><small>int</small></a>.i2cS
3db00	65 67 6d 65 6e 74 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	egments<small>(<a.href="#unsigne
3db20	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65	d">unsigned</a>.<a.href="#handle
3db40	22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 70 69 5f 69 32 63 5f 6d	">handle</a>,.<a.href="#pi_i2c_m
3db60	73 67 5f 74 22 3e 70 69 5f 69 32 63 5f 6d 73 67 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	sg_t">pi_i2c_msg_t</a>.<a.href="
3db80	23 2a 73 65 67 73 22 3e 2a 73 65 67 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	#*segs">*segs</a>,.<a.href="#uns
3dba0	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75	igned">unsigned</a>.<a.href="#nu
3dbc0	6d 53 65 67 73 22 3e 6e 75 6d 53 65 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	mSegs">numSegs</a>)</small></h3>
3dbe0	0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 65 78 65 63 75 74 65 73 20 6d 75 6c 74 69 70 6c 65	.This.function.executes.multiple
3dc00	20 49 32 43 20 73 65 67 6d 65 6e 74 73 20 69 6e 20 6f 6e 65 20 74 72 61 6e 73 61 63 74 69 6f 6e	.I2C.segments.in.one.transaction
3dc20	20 62 79 0a 63 61 6c 6c 69 6e 67 20 74 68 65 20 49 32 43 5f 52 44 57 52 20 69 6f 63 74 6c 2e 0a	.by.calling.the.I2C_RDWR.ioctl..
3dc40	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70	<br><br><code>&nbsp;handle:&nbsp
3dc60	3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0,&nbsp;as&nbsp;returned&n
3dc80	62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26	bsp;by&nbsp;a&nbsp;call&nbsp;to&
3dca0	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c	nbsp;<a.href="#i2cOpen">i2cOpen<
3dcc0	2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 65 67 73 3a 26 6e	/a><br>&nbsp;&nbsp;&nbsp;segs:&n
3dce0	62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 49	bsp;an&nbsp;array&nbsp;of&nbsp;I
3dd00	32 43 26 6e 62 73 70 3b 73 65 67 6d 65 6e 74 73 3c 62 72 3e 6e 75 6d 53 65 67 73 3a 26 6e 62 73	2C&nbsp;segments<br>numSegs:&nbs
3dd20	70 3b 26 67 74 3b 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62	p;&gt;0,&nbsp;the&nbsp;number&nb
3dd40	73 70 3b 6f 66 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 73 65 67 6d 65 6e 74 73 3c 62 72 3e	sp;of&nbsp;I2C&nbsp;segments<br>
3dd60	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65	</code><br><br>Returns.the.numbe
3dd80	72 20 6f 66 20 73 65 67 6d 65 6e 74 73 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50	r.of.segments.if.OK,.otherwise.P
3dda0	49 5f 42 41 44 5f 49 32 43 5f 53 45 47 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5a	I_BAD_I2C_SEG..<h3><a.name="i2cZ
3ddc0	69 70 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	ip"></a><a.href="#int"><small>in
3dde0	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5a 69 70 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	t</small></a>.i2cZip<small>(<a.h
3de00	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
3de20	68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72	href="#handle">handle</a>,.<a.hr
3de40	65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 69	ef="#char">char</a>.<a.href="#*i
3de60	6e 42 75 66 22 3e 2a 69 6e 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	nBuf">*inBuf</a>,.<a.href="#unsi
3de80	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 4c	gned">unsigned</a>.<a.href="#inL
3dea0	65 6e 22 3e 69 6e 4c 65 6e 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63	en">inLen</a>,.<a.href="#char">c
3dec0	68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 6f 75 74 42 75 66 22 3e 2a 6f 75 74 42	har</a>.<a.href="#*outBuf">*outB
3dee0	75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	uf</a>,.<a.href="#unsigned">unsi
3df00	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6f 75 74 4c 65 6e 22 3e 6f 75 74 4c 65	gned</a>.<a.href="#outLen">outLe
3df20	6e 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f	n</a>)</small></h3>.This.functio
3df40	6e 20 65 78 65 63 75 74 65 73 20 61 20 73 65 71 75 65 6e 63 65 20 6f 66 20 49 32 43 20 6f 70 65	n.executes.a.sequence.of.I2C.ope
3df60	72 61 74 69 6f 6e 73 2e 20 20 54 68 65 0a 6f 70 65 72 61 74 69 6f 6e 73 20 74 6f 20 62 65 20 70	rations...The.operations.to.be.p
3df80	65 72 66 6f 72 6d 65 64 20 61 72 65 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 68 65 20 63 6f	erformed.are.specified.by.the.co
3dfa0	6e 74 65 6e 74 73 20 6f 66 20 69 6e 42 75 66 0a 77 68 69 63 68 20 63 6f 6e 74 61 69 6e 73 20 74	ntents.of.inBuf.which.contains.t
3dfc0	68 65 20 63 6f 6e 63 61 74 65 6e 61 74 65 64 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 6e	he.concatenated.command.codes.an
3dfe0	64 20 61 73 73 6f 63 69 61 74 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	d.associated.data..<br><br><code
3e000	00 00 00 4c 3c 74 64 3e 20 20 20 20 20 20 20 20 20 53 65 74 2f 63 6c 65 61 72 20 47 50 49 4f 20	...L<td>.........Set/clear.GPIO.
3e020	70 75 6c 6c 20 75 70 2f 64 6f 77 6e 20 72 65 73 69 73 74 6f 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	pull.up/down.resistor.</td></tr>
3e040	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
3e060	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 22 3e 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e	td><a.href="#read">read</a></td>
3e080	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 20 61 20	<td>.....................Read.a.
3e0a0	47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	GPIO.</td></tr><tr><td><a.href="
3e0c0	23 77 72 69 74 65 22 3e 77 72 69 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	#write">write</a></td><td>......
3e0e0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e	..............Write.a.GPIO.</td>
3e100	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	</tr><tr><td></td><td></td></tr>
3e120	3c 74 72 3e 3c 74 64 3e 3c 62 3e 50 57 4d 20 28 6f 76 65 72 72 69 64 65 73 20 73 65 72 76 6f 20	<tr><td><b>PWM.(overrides.servo.
3e140	63 6f 6d 6d 61 6e 64 73 20 6f 6e 20 73 61 6d 65 20 47 50 49 4f 29 0a 3c 2f 62 3e 3c 2f 74 64 3e	commands.on.same.GPIO).</b></td>
3e160	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	<td></td></tr><tr><td></td><td><
3e180	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50	/td></tr><tr><td><a.href="#set_P
3e1a0	57 4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c	WM_dutycycle">set_PWM_dutycycle<
3e1c0	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 53 74 61 72 74 2f 73 74 6f 70 20 50	/a></td><td>........Start/stop.P
3e1e0	57 4d 20 70 75 6c 73 65 73 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	WM.pulses.on.a.GPIO.</td></tr><t
3e200	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63	r><td><a.href="#set_PWM_frequenc
3e220	79 22 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	y">set_PWM_frequency</a></td><td
3e240	3e 20 20 20 20 20 20 20 20 53 65 74 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 20 6f 66 20 61 20	>........Set.PWM.frequency.of.a.
3e260	47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	GPIO.</td></tr><tr><td><a.href="
3e280	23 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61	#set_PWM_range">set_PWM_range</a
3e2a0	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20	></td><td>............Configure.
3e2c0	50 57 4d 20 72 61 6e 67 65 20 6f 66 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	PWM.range.of.a.GPIO.</td></tr><t
3e2e0	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
3e300	3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 67 65	><a.href="#get_PWM_dutycycle">ge
3e320	74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	t_PWM_dutycycle</a></td><td>....
3e340	20 20 20 20 47 65 74 20 50 57 4d 20 64 75 74 79 63 79 63 6c 65 20 73 65 74 20 6f 6e 20 61 20 47	....Get.PWM.dutycycle.set.on.a.G
3e360	50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	PIO.</td></tr><tr><td><a.href="#
3e380	67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e 67 65 74 5f 50 57 4d 5f 66 72 65 71 75	get_PWM_frequency">get_PWM_frequ
3e3a0	65 6e 63 79 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 47 65 74 20 50 57 4d	ency</a></td><td>........Get.PWM
3e3c0	20 66 72 65 71 75 65 6e 63 79 20 6f 66 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	.frequency.of.a.GPIO.</td></tr><
3e3e0	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e	tr><td><a.href="#get_PWM_range">
3e400	67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	get_PWM_range</a></td><td>......
3e420	20 20 20 20 20 20 47 65 74 20 63 6f 6e 66 69 67 75 72 65 64 20 50 57 4d 20 72 61 6e 67 65 20 6f	......Get.configured.PWM.range.o
3e440	66 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	f.a.GPIO.</td></tr><tr><td></td>
3e460	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
3e480	67 65 74 5f 50 57 4d 5f 72 65 61 6c 5f 72 61 6e 67 65 22 3e 67 65 74 5f 50 57 4d 5f 72 65 61 6c	get_PWM_real_range">get_PWM_real
3e4a0	5f 72 61 6e 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 47 65 74 20 75 6e	_range</a></td><td>.......Get.un
3e4c0	64 65 72 6c 79 69 6e 67 20 50 57 4d 20 72 61 6e 67 65 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f	derlying.PWM.range.for.a.GPIO.</
3e4e0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
3e500	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 65 72 76 6f 20 28 6f 76 65 72 72 69 64 65 73 20 50	tr><tr><td><b>Servo.(overrides.P
3e520	57 4d 20 63 6f 6d 6d 61 6e 64 73 20 6f 6e 20 73 61 6d 65 20 47 50 49 4f 29 0a 3c 2f 62 3e 3c 2f	WM.commands.on.same.GPIO).</b></
3e540	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	td><td></td></tr><tr><td></td><t
3e560	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65	d></td></tr><tr><td><a.href="#se
3e580	74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 22 3e 73 65 74 5f 73 65 72 76 6f 5f 70 75	t_servo_pulsewidth">set_servo_pu
3e5a0	6c 73 65 77 69 64 74 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 53 74 61 72 74 2f	lsewidth</a></td><td>.....Start/
3e5c0	53 74 6f 70 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64	Stop.servo.pulses.on.a.GPIO.</td
3e5e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
3e600	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 73 65 72 76 6f 5f 70 75 6c	><tr><td><a.href="#get_servo_pul
3e620	73 65 77 69 64 74 68 22 3e 67 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 3c 2f 61	sewidth">get_servo_pulsewidth</a
3e640	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 47 65 74 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69	></td><td>.....Get.servo.pulsewi
3e660	64 74 68 20 73 65 74 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	dth.set.on.a.GPIO.</td></tr><tr>
3e680	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
3e6a0	62 3e 49 4e 54 45 52 4d 45 44 49 41 54 45 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	b>INTERMEDIATE.</b></td><td></td
3e6c0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
3e6e0	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 5f 74 72 69 67 67 65 72 22	><tr><td><a.href="#gpio_trigger"
3e700	3e 67 70 69 6f 5f 74 72 69 67 67 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	>gpio_trigger</a></td><td>......
3e720	20 20 20 20 20 20 20 53 65 6e 64 20 61 20 74 72 69 67 67 65 72 20 70 75 6c 73 65 20 74 6f 20 61	.......Send.a.trigger.pulse.to.a
3e740	20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	.GPIO.</td></tr><tr><td></td><td
3e760	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74	></td></tr><tr><td><a.href="#set
3e780	5f 77 61 74 63 68 64 6f 67 22 3e 73 65 74 5f 77 61 74 63 68 64 6f 67 3c 2f 61 3e 3c 2f 74 64 3e	_watchdog">set_watchdog</a></td>
3e7a0	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20 77 61 74 63 68 64 6f 67 20	<td>.............Set.a.watchdog.
3e7c0	6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	on.a.GPIO.</td></tr><tr><td></td
3e7e0	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
3e800	23 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 31 3c 2f 61 3e 3c 2f 74	#read_bank_1">read_bank_1</a></t
3e820	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 20 61 6c 6c 20 62 61 6e	d><td>..............Read.all.ban
3e840	6b 20 31 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	k.1.GPIO.</td></tr><tr><td><a.hr
3e860	65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 32 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 32 3c 2f 61	ef="#read_bank_2">read_bank_2</a
3e880	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 20 61 6c 6c	></td><td>..............Read.all
3e8a0	20 62 61 6e 6b 20 32 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	.bank.2.GPIO.</td></tr><tr><td><
3e8c0	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	/td><td></td></tr><tr><td><a.hre
3e8e0	66 3d 22 23 63 6c 65 61 72 5f 62 61 6e 6b 5f 31 22 3e 63 6c 65 61 72 5f 62 61 6e 6b 5f 31 3c 2f	f="#clear_bank_1">clear_bank_1</
3e900	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 65 61 72 20 73 65	a></td><td>.............Clear.se
3e920	6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	lected.GPIO.in.bank.1.</td></tr>
3e940	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 63 6c 65 61 72 5f 62 61 6e 6b 5f 32 22 3e	<tr><td><a.href="#clear_bank_2">
3e960	63 6c 65 61 72 5f 62 61 6e 6b 5f 32 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20	clear_bank_2</a></td><td>.......
3e980	20 20 20 20 20 20 43 6c 65 61 72 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e	......Clear.selected.GPIO.in.ban
3e9a0	6b 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	k.2.</td></tr><tr><td></td><td><
3e9c0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 62	/td></tr><tr><td><a.href="#set_b
3e9e0	61 6e 6b 5f 31 22 3e 73 65 74 5f 62 61 6e 6b 5f 31 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	ank_1">set_bank_1</a></td><td>..
3ea00	20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69	.............Set.selected.GPIO.i
3ea20	6e 20 62 61 6e 6b 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	n.bank.1.</td></tr><tr><td><a.hr
3ea40	65 66 3d 22 23 73 65 74 5f 62 61 6e 6b 5f 32 22 3e 73 65 74 5f 62 61 6e 6b 5f 32 3c 2f 61 3e 3c	ef="#set_bank_2">set_bank_2</a><
3ea60	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 73 65 6c 65 63	/td><td>...............Set.selec
3ea80	74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	ted.GPIO.in.bank.2.</td></tr><tr
3eaa0	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td></td><td></td></tr><tr><td>
3eac0	3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e	<a.href="#callback">callback</a>
3eae0	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 72 65 61 74 65	</td><td>.................Create
3eb00	20 47 50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 20 63 61 6c 6c 62 61 63 6b 0a 3c 2f 74 64	.GPIO.level.change.callback.</td
3eb20	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
3eb40	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 64 67 65	><tr><td><a.href="#wait_for_edge
3eb60	22 3e 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	">wait_for_edge</a></td><td>....
3eb80	20 20 20 20 20 20 20 20 57 61 69 74 20 66 6f 72 20 47 50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e	........Wait.for.GPIO.level.chan
3eba0	67 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	ge.</td></tr><tr><td></td><td></
3ebc0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 41 44 56 41 4e 43 45 44 0a 3c 2f 62 3e	td></tr><tr><td><b>ADVANCED.</b>
3ebe0	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	</td><td></td></tr><tr><td></td>
3ec00	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
3ec20	6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64	notify_open">notify_open</a></td
3ec40	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 71 75 65 73 74 20 61 20 6e 6f 74	><td>..............Request.a.not
3ec60	69 66 69 63 61 74 69 6f 6e 20 68 61 6e 64 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	ification.handle.</td></tr><tr><
3ec80	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 62 65 67 69 6e 22 3e 6e 6f 74 69 66	td><a.href="#notify_begin">notif
3eca0	79 5f 62 65 67 69 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	y_begin</a></td><td>............
3ecc0	20 53 74 61 72 74 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 66 6f 72 20 73 65 6c 65 63 74 65	.Start.notifications.for.selecte
3ece0	64 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	d.GPIO.</td></tr><tr><td><a.href
3ed00	3d 22 23 6e 6f 74 69 66 79 5f 70 61 75 73 65 22 3e 6e 6f 74 69 66 79 5f 70 61 75 73 65 3c 2f 61	="#notify_pause">notify_pause</a
3ed20	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 50 61 75 73 65 20 6e 6f 74	></td><td>.............Pause.not
3ed40	69 66 69 63 61 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	ifications.</td></tr><tr><td><a.
3ed60	68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 63 6c 6f 73 65 22 3e 6e 6f 74 69 66 79 5f 63 6c 6f 73	href="#notify_close">notify_clos
3ed80	65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65	e</a></td><td>.............Close
3eda0	20 61 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	.a.notification.</td></tr><tr><t
3edc0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
3ede0	68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 22 3e 68 61 72 64 77 61 72 65 5f	href="#hardware_clock">hardware_
3ee00	63 6c 6f 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 53 74 61	clock</a></td><td>...........Sta
3ee20	72 74 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 6f 6e 20 73 75 70 70 6f 72 74 65 64 20 47	rt.hardware.clock.on.supported.G
3ee40	50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	PIO.</td></tr><tr><td></td><td><
3ee60	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77	/td></tr><tr><td><a.href="#hardw
3ee80	61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	are_PWM">hardware_PWM</a></td><t
3eea0	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 20 68 61 72 64 77 61 72 65 20 50 57	d>.............Start.hardware.PW
3eec0	4d 20 6f 6e 20 73 75 70 70 6f 72 74 65 64 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	M.on.supported.GPIO.</td></tr><t
3eee0	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
3ef00	3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 22 3e 73 65	><a.href="#set_glitch_filter">se
3ef20	74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	t_glitch_filter</a></td><td>....
3ef40	20 20 20 20 53 65 74 20 61 20 67 6c 69 74 63 68 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49	....Set.a.glitch.filter.on.a.GPI
3ef60	4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65	O.</td></tr><tr><td><a.href="#se
3ef80	74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72	t_noise_filter">set_noise_filter
3efa0	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20 6e 6f 69 73	</a></td><td>.........Set.a.nois
3efc0	65 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	e.filter.on.a.GPIO.</td></tr><tr
3efe0	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td></td><td></td></tr><tr><td>
3f000	00 00 00 3e 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e	...>associated.with.handle..<br>
3f020	3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e	<br><code>handle:&nbsp;&gt;=0,&n
3f040	62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73	bsp;as&nbsp;returned&nbsp;by&nbs
3f060	70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72	p;a&nbsp;call&nbsp;to&nbsp;<a.hr
3f080	65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 69 32 63	ef="#i2cOpen">i2cOpen</a><br>i2c
3f0a0	52 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72	Reg:&nbsp;0-255,&nbsp;the&nbsp;r
3f0c0	65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 26 6e 62	egister&nbsp;to&nbsp;read<br>&nb
3f0e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70	sp;&nbsp;&nbsp;buf:&nbsp;an&nbsp
3f100	3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70	;array&nbsp;to&nbsp;receive&nbsp
3f120	3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 3c 2f 63 6f	;the&nbsp;read&nbsp;data<br></co
3f140	64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 6d 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65	de><br><br>The.amount.of.returne
3f160	64 20 64 61 74 61 20 69 73 20 73 65 74 20 62 79 20 74 68 65 20 64 65 76 69 63 65 2e 0a 3c 62 72	d.data.is.set.by.the.device..<br
3f180	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73	><br>Returns.the.number.of.bytes
3f1a0	20 72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	.read.(&gt;=0).if.OK,.otherwise.
3f1c0	50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20	PI_BAD_HANDLE,.PI_BAD_PARAM,.or.
3f1e0	50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 42 6c 6f 63	PI_I2C_READ_FAILED..<br><br>Bloc
3f200	6b 20 72 65 61 64 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 37 0a 3c 63 6f 64 65 3e 53 26	k.read..SMBus.2.0.5.5.7.<code>S&
3f220	6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b	nbsp;Addr&nbsp;Wr&nbsp;[A]&nbsp;
3f240	69 32 63 52 65 67 26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	i2cReg&nbsp;[A]<br>&nbsp;&nbsp;&
3f260	6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41	nbsp;S&nbsp;Addr&nbsp;Rd&nbsp;[A
3f280	5d 26 6e 62 73 70 3b 5b 43 6f 75 6e 74 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 62 75 66 30	]&nbsp;[Count]&nbsp;A&nbsp;[buf0
3f2a0	5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 62 75 66 31 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70	]&nbsp;A&nbsp;[buf1]&nbsp;A&nbsp
3f2c0	3b 2e 2e 2e 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 62 75 66 6e 5d 26 6e 62 73 70 3b 4e 41 26	;...&nbsp;A&nbsp;[bufn]&nbsp;NA&
3f2e0	6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32	nbsp;P<br></code><h3><a.name="i2
3f300	63 42 6c 6f 63 6b 50 72 6f 63 65 73 73 43 61 6c 6c 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	cBlockProcessCall"></a><a.href="
3f320	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63	#int"><small>int</small></a>.i2c
3f340	42 6c 6f 63 6b 50 72 6f 63 65 73 73 43 61 6c 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d	BlockProcessCall<small>(<a.href=
3f360	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
3f380	3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	="#handle">handle</a>,.<a.href="
3f3a0	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
3f3c0	22 23 69 32 63 52 65 67 22 3e 69 32 63 52 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	"#i2cReg">i2cReg</a>,.<a.href="#
3f3e0	63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a	char">char</a>.<a.href="#*buf">*
3f400	62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	buf</a>,.<a.href="#unsigned">uns
3f420	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74	igned</a>.<a.href="#count">count
3f440	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 64	</a>)</small></h3>.This.writes.d
3f460	61 74 61 20 62 79 74 65 73 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73	ata.bytes.to.the.specified.regis
3f480	74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74	ter.of.the.device.associated.wit
3f4a0	68 20 68 61 6e 64 6c 65 20 61 6e 64 20 72 65 61 64 73 20 61 20 64 65 76 69 63 65 20 73 70 65 63	h.handle.and.reads.a.device.spec
3f4c0	69 66 69 65 64 20 6e 75 6d 62 65 72 0a 6f 66 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 69 6e	ified.number.of.bytes.of.data.in
3f4e0	20 72 65 74 75 72 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e	.return..<br><br><code>handle:&n
3f500	62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	bsp;&gt;=0,&nbsp;as&nbsp;returne
3f520	64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b	d&nbsp;by&nbsp;a&nbsp;call&nbsp;
3f540	74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70	to&nbsp;<a.href="#i2cOpen">i2cOp
3f560	65 6e 3c 2f 61 3e 3c 62 72 3e 69 32 63 52 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62	en</a><br>i2cReg:&nbsp;0-255,&nb
3f580	73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73	sp;the&nbsp;register&nbsp;to&nbs
3f5a0	70 3b 77 72 69 74 65 2f 72 65 61 64 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;write/read<br>&nbsp;&nbsp;&nbs
3f5c0	70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 77	p;buf:&nbsp;an&nbsp;array&nbsp;w
3f5e0	69 74 68 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 74 6f 26 6e	ith&nbsp;the&nbsp;data&nbsp;to&n
3f600	62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72	bsp;send&nbsp;and&nbsp;to&nbsp;r
3f620	65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64	eceive&nbsp;the&nbsp;read&nbsp;d
3f640	61 74 61 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e	ata<br>&nbsp;count:&nbsp;1-32,&n
3f660	62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70	bsp;the&nbsp;number&nbsp;of&nbsp
3f680	3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63	;bytes&nbsp;to&nbsp;write<br></c
3f6a0	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f	ode><br><br>Returns.the.number.o
3f6c0	66 20 62 79 74 65 73 20 72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68	f.bytes.read.(&gt;=0).if.OK,.oth
3f6e0	65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52	erwise.PI_BAD_HANDLE,.PI_BAD_PAR
3f700	41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c	AM,.or.PI_I2C_READ_FAILED..<br><
3f720	62 72 3e 54 68 65 20 53 4d 42 75 73 20 32 2e 30 20 64 6f 63 75 6d 65 6e 74 61 74 69 6f 6e 20 73	br>The.SMBus.2.0.documentation.s
3f740	74 61 74 65 73 20 74 68 61 74 20 61 20 6d 69 6e 69 6d 75 6d 20 6f 66 20 31 20 62 79 74 65 20 6d	tates.that.a.minimum.of.1.byte.m
3f760	61 79 20 62 65 0a 73 65 6e 74 20 61 6e 64 20 61 20 6d 69 6e 69 6d 75 6d 20 6f 66 20 31 20 62 79	ay.be.sent.and.a.minimum.of.1.by
3f780	74 65 20 6d 61 79 20 62 65 20 72 65 63 65 69 76 65 64 2e 20 20 54 68 65 20 74 6f 74 61 6c 20 6e	te.may.be.received...The.total.n
3f7a0	75 6d 62 65 72 20 6f 66 0a 62 79 74 65 73 20 73 65 6e 74 2f 72 65 63 65 69 76 65 64 20 6d 75 73	umber.of.bytes.sent/received.mus
3f7c0	74 20 62 65 20 33 32 20 6f 72 20 6c 65 73 73 2e 0a 3c 62 72 3e 3c 62 72 3e 42 6c 6f 63 6b 20 77	t.be.32.or.less..<br><br>Block.w
3f7e0	72 69 74 65 2d 62 6c 6f 63 6b 20 72 65 61 64 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 38	rite-block.read..SMBus.2.0.5.5.8
3f800	0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b	.<code>S&nbsp;Addr&nbsp;Wr&nbsp;
3f820	5b 41 5d 26 6e 62 73 70 3b 69 32 63 52 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 63 6f	[A]&nbsp;i2cReg&nbsp;[A]&nbsp;co
3f840	75 6e 74 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 30 26 6e 62 73 70 3b 5b 41 5d 26	unt&nbsp;[A]&nbsp;buf0&nbsp;[A]&
3f860	6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 62 75 66 6e 26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26	nbsp;...&nbsp;bufn&nbsp;[A]<br>&
3f880	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73	nbsp;&nbsp;&nbsp;S&nbsp;Addr&nbs
3f8a0	70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 43 6f 75 6e 74 5d 26 6e 62 73 70 3b	p;Rd&nbsp;[A]&nbsp;[Count]&nbsp;
3f8c0	41 26 6e 62 73 70 3b 5b 62 75 66 30 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62	A&nbsp;[buf0]&nbsp;A&nbsp;...&nb
3f8e0	73 70 3b 5b 62 75 66 6e 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64	sp;[bufn]&nbsp;A&nbsp;P<br></cod
3f900	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 52 65 61 64 49 32 43 42 6c 6f 63 6b 44 61	e><h3><a.name="i2cReadI2CBlockDa
3f920	74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	ta"></a><a.href="#int"><small>in
3f940	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 52 65 61 64 49 32 43 42 6c 6f 63 6b 44 61 74	t</small></a>.i2cReadI2CBlockDat
3f960	61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	a<small>(<a.href="#unsigned">uns
3f980	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64	igned</a>.<a.href="#handle">hand
3f9a0	6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	le</a>,.<a.href="#unsigned">unsi
3f9c0	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 52 65 67 22 3e 69 32 63 52 65	gned</a>.<a.href="#i2cReg">i2cRe
3f9e0	67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20	g</a>,.<a.href="#char">char</a>.
3fa00	3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	<a.href="#*buf">*buf</a>,.<a.hre
3fa20	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
3fa40	65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	ef="#count">count</a>)</small></
3fa60	68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20	h3>.This.reads.count.bytes.from.
3fa80	74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65	the.specified.register.of.the.de
3faa0	76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 2e 20 20 54	vice.associated.with.handle....T
3fac0	68 65 20 63 6f 75 6e 74 20 6d 61 79 20 62 65 20 31 2d 33 32 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	he.count.may.be.1-32..<br><br><c
3fae0	6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73	ode>handle:&nbsp;&gt;=0,&nbsp;as
3fb00	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62	&nbsp;returned&nbsp;by&nbsp;a&nb
3fb20	73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69	sp;call&nbsp;to&nbsp;<a.href="#i
3fb40	32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 69 32 63 52 65 67 3a 26 6e	2cOpen">i2cOpen</a><br>i2cReg:&n
3fb60	62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65	bsp;0-255,&nbsp;the&nbsp;registe
3fb80	72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	r&nbsp;to&nbsp;read<br>&nbsp;&nb
3fba0	73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79	sp;&nbsp;buf:&nbsp;an&nbsp;array
3fbc0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e	&nbsp;to&nbsp;receive&nbsp;the&n
3fbe0	62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e	bsp;read&nbsp;data<br>&nbsp;coun
3fc00	74 3a 26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62	t:&nbsp;1-32,&nbsp;the&nbsp;numb
3fc20	65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62	er&nbsp;of&nbsp;bytes&nbsp;to&nb
3fc40	73 70 3b 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	sp;read<br></code><br><br>Return
3fc60	73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 28 26 67 74 3b	s.the.number.of.bytes.read.(&gt;
3fc80	30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c	0).if.OK,.otherwise.PI_BAD_HANDL
3fca0	45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f	E,.PI_BAD_PARAM,.or.PI_I2C_READ_
3fcc0	46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64	FAILED..<br><br><code>S&nbsp;Add
3fce0	72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 52 65 67 26 6e	r&nbsp;Wr&nbsp;[A]&nbsp;i2cReg&n
3fd00	62 73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e	bsp;[A]<br>&nbsp;&nbsp;&nbsp;S&n
3fd20	62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b	bsp;Addr&nbsp;Rd&nbsp;[A]&nbsp;[
3fd40	62 75 66 30 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 62 75 66 31 5d 26 6e 62 73 70 3b 41 26	buf0]&nbsp;A&nbsp;[buf1]&nbsp;A&
3fd60	6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 62 75 66 6e 5d 26 6e 62 73 70	nbsp;...&nbsp;A&nbsp;[bufn]&nbsp
3fd80	3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	;NA&nbsp;P<br></code><h3><a.name
3fda0	3d 22 69 32 63 57 72 69 74 65 49 32 43 42 6c 6f 63 6b 44 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68	="i2cWriteI2CBlockData"></a><a.h
3fdc0	72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	ref="#int"><small>int</small></a
3fde0	3e 20 69 32 63 57 72 69 74 65 49 32 43 42 6c 6f 63 6b 44 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61	>.i2cWriteI2CBlockData<small>(<a
3fe00	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
3fe20	61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20	a.href="#handle">handle</a>,.<a.
3fe40	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
3fe60	20 68 72 65 66 3d 22 23 69 32 63 52 65 67 22 3e 69 32 63 52 65 67 3c 2f 61 3e 2c 20 3c 61 20 68	.href="#i2cReg">i2cReg</a>,.<a.h
3fe80	72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a	ref="#char">char</a>.<a.href="#*
3fea0	62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	buf">*buf</a>,.<a.href="#unsigne
3fec0	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22	d">unsigned</a>.<a.href="#count"
3fee0	3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72	>count</a>)</small></h3>.This.wr
3ff00	69 74 65 73 20 31 20 74 6f 20 33 32 20 62 79 74 65 73 20 74 6f 20 74 68 65 20 73 70 65 63 69 66	ites.1.to.32.bytes.to.the.specif
3ff20	69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63	ied.register.of.the.device.assoc
3ff40	69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	iated.with.handle..<br><br><code
3ff60	3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62	>handle:&nbsp;&gt;=0,&nbsp;as&nb
3ff80	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b	sp;returned&nbsp;by&nbsp;a&nbsp;
3ffa0	63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f	call&nbsp;to&nbsp;<a.href="#i2cO
3ffc0	70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 69 32 63 52 65 67 3a 26 6e 62 73 70	pen">i2cOpen</a><br>i2cReg:&nbsp
3ffe0	3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e	;0-255,&nbsp;the&nbsp;register&n
40000	00 00 00 40 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	...@a<small>(<a.href="#unsigned"
40020	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e	>unsigned</a>.<a.href="#handle">
40040	68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	handle</a>,.<a.href="#unsigned">
40060	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 52 65 67 22 3e 69	unsigned</a>.<a.href="#i2cReg">i
40080	32 63 52 65 67 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61	2cReg</a>)</small></h3>.This.rea
400a0	64 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 73 70 65 63 69 66	ds.a.single.byte.from.the.specif
400c0	69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63	ied.register.of.the.device.assoc
400e0	69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	iated.with.handle..<br><br><code
40100	3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62	>handle:&nbsp;&gt;=0,&nbsp;as&nb
40120	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b	sp;returned&nbsp;by&nbsp;a&nbsp;
40140	63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f	call&nbsp;to&nbsp;<a.href="#i2cO
40160	70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 69 32 63 52 65 67 3a 26 6e 62 73 70	pen">i2cOpen</a><br>i2cReg:&nbsp
40180	3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e	;0-255,&nbsp;the&nbsp;register&n
401a0	62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	bsp;to&nbsp;read<br></code><br><
401c0	62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 62 79 74 65 20 72 65 61 64 20 28 26 67 74 3b 3d 30	br>Returns.the.byte.read.(&gt;=0
401e0	29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45	).if.OK,.otherwise.PI_BAD_HANDLE
40200	2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46	,.PI_BAD_PARAM,.or.PI_I2C_READ_F
40220	41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 61 64 20 62 79 74 65 2e 20 53 4d 42 75 73 20	AILED..<br><br>Read.byte..SMBus.
40240	32 2e 30 20 35 2e 35 2e 35 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70	2.0.5.5.5.<code>S&nbsp;Addr&nbsp
40260	3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 52 65 67 26 6e 62 73 70 3b 5b 41	;Wr&nbsp;[A]&nbsp;i2cReg&nbsp;[A
40280	5d 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b	]&nbsp;S&nbsp;Addr&nbsp;Rd&nbsp;
402a0	5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62	[A]&nbsp;[Data]&nbsp;NA&nbsp;P<b
402c0	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 52 65 61 64 57 6f 72	r></code><h3><a.name="i2cReadWor
402e0	64 44 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	dData"></a><a.href="#int"><small
40300	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 52 65 61 64 57 6f 72 64 44 61 74 61	>int</small></a>.i2cReadWordData
40320	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	<small>(<a.href="#unsigned">unsi
40340	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c	gned</a>.<a.href="#handle">handl
40360	65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	e</a>,.<a.href="#unsigned">unsig
40380	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 52 65 67 22 3e 69 32 63 52 65 67	ned</a>.<a.href="#i2cReg">i2cReg
403a0	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 61 20	</a>)</small></h3>.This.reads.a.
403c0	73 69 6e 67 6c 65 20 31 36 20 62 69 74 20 77 6f 72 64 20 66 72 6f 6d 20 74 68 65 20 73 70 65 63	single.16.bit.word.from.the.spec
403e0	69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73	ified.register.of.the.device.ass
40400	6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	ociated.with.handle..<br><br><co
40420	64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26	de>handle:&nbsp;&gt;=0,&nbsp;as&
40440	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73	nbsp;returned&nbsp;by&nbsp;a&nbs
40460	70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32	p;call&nbsp;to&nbsp;<a.href="#i2
40480	63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 69 32 63 52 65 67 3a 26 6e 62	cOpen">i2cOpen</a><br>i2cReg:&nb
404a0	73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72	sp;0-255,&nbsp;the&nbsp;register
404c0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	&nbsp;to&nbsp;read<br></code><br
404e0	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 77 6f 72 64 20 72 65 61 64 20 28 26 67 74 3b	><br>Returns.the.word.read.(&gt;
40500	3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44	=0).if.OK,.otherwise.PI_BAD_HAND
40520	4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44	LE,.PI_BAD_PARAM,.or.PI_I2C_READ
40540	5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 61 64 20 77 6f 72 64 2e 20 53 4d 42 75	_FAILED..<br><br>Read.word..SMBu
40560	73 20 32 2e 30 20 35 2e 35 2e 35 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62	s.2.0.5.5.5.<code>S&nbsp;Addr&nb
40580	73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 52 65 67 26 6e 62 73 70 3b	sp;Wr&nbsp;[A]&nbsp;i2cReg&nbsp;
405a0	5b 41 5d 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73	[A]&nbsp;S&nbsp;Addr&nbsp;Rd&nbs
405c0	70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 4c 6f 77 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70	p;[A]&nbsp;[DataLow]&nbsp;A&nbsp
405e0	3b 5b 44 61 74 61 48 69 67 68 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f	;[DataHigh]&nbsp;NA&nbsp;P<br></
40600	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 50 72 6f 63 65 73 73 43 61 6c 6c	code><h3><a.name="i2cProcessCall
40620	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
40640	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 50 72 6f 63 65 73 73 43 61 6c 6c 3c 73 6d 61 6c 6c	/small></a>.i2cProcessCall<small
40660	3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	>(<a.href="#unsigned">unsigned</
40680	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c	a>.<a.href="#handle">handle</a>,
406a0	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
406c0	3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 52 65 67 22 3e 69 32 63 52 65 67 3c 2f 61 3e 2c 20	>.<a.href="#i2cReg">i2cReg</a>,.
406e0	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
40700	20 3c 61 20 68 72 65 66 3d 22 23 77 56 61 6c 22 3e 77 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	.<a.href="#wVal">wVal</a>)</smal
40720	6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 31 36 20 62 69 74 73 20 6f 66 20 64	l></h3>.This.writes.16.bits.of.d
40740	61 74 61 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66	ata.to.the.specified.register.of
40760	20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64	.the.device.associated.with.hand
40780	6c 65 20 61 6e 64 20 72 65 61 64 73 20 31 36 20 62 69 74 73 20 6f 66 20 64 61 74 61 20 69 6e 20	le.and.reads.16.bits.of.data.in.
407a0	72 65 74 75 72 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62	return..<br><br><code>handle:&nb
407c0	73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64	sp;&gt;=0,&nbsp;as&nbsp;returned
407e0	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74	&nbsp;by&nbsp;a&nbsp;call&nbsp;t
40800	6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65	o&nbsp;<a.href="#i2cOpen">i2cOpe
40820	6e 3c 2f 61 3e 3c 62 72 3e 69 32 63 52 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73	n</a><br>i2cReg:&nbsp;0-255,&nbs
40840	70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	p;the&nbsp;register&nbsp;to&nbsp
40860	3b 77 72 69 74 65 2f 72 65 61 64 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 56 61 6c 3a	;write/read<br>&nbsp;&nbsp;wVal:
40880	26 6e 62 73 70 3b 30 2d 30 78 46 46 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61	&nbsp;0-0xFFFF,&nbsp;the&nbsp;va
408a0	6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65	lue&nbsp;to&nbsp;write<br></code
408c0	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 77 6f 72 64 20 72 65 61 64 20 28	><br><br>Returns.the.word.read.(
408e0	26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f	&gt;=0).if.OK,.otherwise.PI_BAD_
40900	48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f	HANDLE,.PI_BAD_PARAM,.or.PI_I2C_
40920	52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 50 72 6f 63 65 73 73 20 63 61 6c	READ_FAILED..<br><br>Process.cal
40940	6c 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 36 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b	l..SMBus.2.0.5.5.6.<code>S&nbsp;
40960	41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 52 65	Addr&nbsp;Wr&nbsp;[A]&nbsp;i2cRe
40980	67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 77 56 61 6c 4c 6f 77 26 6e 62 73 70 3b 5b 41 5d	g&nbsp;[A]&nbsp;wValLow&nbsp;[A]
409a0	26 6e 62 73 70 3b 77 56 61 6c 48 69 67 68 26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70	&nbsp;wValHigh&nbsp;[A]<br>&nbsp
409c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64	;&nbsp;&nbsp;S&nbsp;Addr&nbsp;Rd
409e0	26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 4c 6f 77 5d 26 6e 62 73 70 3b 41 26	&nbsp;[A]&nbsp;[DataLow]&nbsp;A&
40a00	6e 62 73 70 3b 5b 44 61 74 61 48 69 67 68 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62	nbsp;[DataHigh]&nbsp;NA&nbsp;P<b
40a20	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 57 72 69 74 65 42 6c	r></code><h3><a.name="i2cWriteBl
40a40	6f 63 6b 44 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61	ockData"></a><a.href="#int"><sma
40a60	6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 57 72 69 74 65 42 6c 6f 63 6b	ll>int</small></a>.i2cWriteBlock
40a80	44 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	Data<small>(<a.href="#unsigned">
40aa0	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68	unsigned</a>.<a.href="#handle">h
40ac0	61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	andle</a>,.<a.href="#unsigned">u
40ae0	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 52 65 67 22 3e 69 32	nsigned</a>.<a.href="#i2cReg">i2
40b00	63 52 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f	cReg</a>,.<a.href="#char">char</
40b20	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20	a>.<a.href="#*buf">*buf</a>,.<a.
40b40	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
40b60	20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	.href="#count">count</a>)</small
40b80	3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 75 70 20 74 6f 20 33 32 20 62 79 74 65	></h3>.This.writes.up.to.32.byte
40ba0	73 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74	s.to.the.specified.register.of.t
40bc0	68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65	he.device.associated.with.handle
40be0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74	..<br><br><code>handle:&nbsp;&gt
40c00	3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0,&nbsp;as&nbsp;returned&nbsp;
40c20	62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	by&nbsp;a&nbsp;call&nbsp;to&nbsp
40c40	3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c	;<a.href="#i2cOpen">i2cOpen</a><
40c60	62 72 3e 69 32 63 52 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26	br>i2cReg:&nbsp;0-255,&nbsp;the&
40c80	6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65	nbsp;register&nbsp;to&nbsp;write
40ca0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b	<br>&nbsp;&nbsp;&nbsp;buf:&nbsp;
40cc0	61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 74 68 65	an&nbsp;array&nbsp;with&nbsp;the
40ce0	26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 65 6e 64 3c 62 72 3e	&nbsp;data&nbsp;to&nbsp;send<br>
40d00	26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65	&nbsp;count:&nbsp;1-32,&nbsp;the
40d20	26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26	&nbsp;number&nbsp;of&nbsp;bytes&
40d40	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	nbsp;to&nbsp;write<br></code><br
40d60	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
40d80	50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a	PI_BAD_HANDLE,.PI_BAD_PARAM,.or.
40da0	50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 42 6c 6f	PI_I2C_WRITE_FAILED..<br><br>Blo
40dc0	63 6b 20 77 72 69 74 65 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 37 0a 3c 63 6f 64 65 3e	ck.write..SMBus.2.0.5.5.7.<code>
40de0	53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73	S&nbsp;Addr&nbsp;Wr&nbsp;[A]&nbs
40e00	70 3b 69 32 63 52 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 63 6f 75 6e 74 26 6e 62 73	p;i2cReg&nbsp;[A]&nbsp;count&nbs
40e20	70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 30 26	p;[A]<br>&nbsp;&nbsp;&nbsp;buf0&
40e40	6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 31 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70	nbsp;[A]&nbsp;buf1&nbsp;[A]&nbsp
40e60	3b 2e 2e 2e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 6e 26 6e 62 73 70 3b 5b 41 5d	;...&nbsp;[A]&nbsp;bufn&nbsp;[A]
40e80	26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69	&nbsp;P<br></code><h3><a.name="i
40ea0	32 63 52 65 61 64 42 6c 6f 63 6b 44 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69	2cReadBlockData"></a><a.href="#i
40ec0	6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 52 65	nt"><small>int</small></a>.i2cRe
40ee0	61 64 42 6c 6f 63 6b 44 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	adBlockData<small>(<a.href="#uns
40f00	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61	igned">unsigned</a>.<a.href="#ha
40f20	6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	ndle">handle</a>,.<a.href="#unsi
40f40	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63	gned">unsigned</a>.<a.href="#i2c
40f60	52 65 67 22 3e 69 32 63 52 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22	Reg">i2cReg</a>,.<a.href="#char"
40f80	3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f	>char</a>.<a.href="#*buf">*buf</
40fa0	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 61 20 62 6c	a>)</small></h3>.This.reads.a.bl
40fc0	6f 63 6b 20 6f 66 20 75 70 20 74 6f 20 33 32 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 73	ock.of.up.to.32.bytes.from.the.s
40fe0	70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 0a 74 68 65 20 64 65 76 69 63 65 20	pecified.register.of.the.device.
41000	00 00 00 41 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68	...A>handle</a>)</small></h3>.Th
41020	69 73 20 63 6c 6f 73 65 73 20 74 68 65 20 49 32 43 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61	is.closes.the.I2C.device.associa
41040	74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	ted.with.the.handle..<br><br><co
41060	64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26	de>handle:&nbsp;&gt;=0,&nbsp;as&
41080	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73	nbsp;returned&nbsp;by&nbsp;a&nbs
410a0	70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32	p;call&nbsp;to&nbsp;<a.href="#i2
410c0	63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	cOpen">i2cOpen</a><br></code><br
410e0	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
41100	50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 57	PI_BAD_HANDLE..<h3><a.name="i2cW
41120	72 69 74 65 51 75 69 63 6b 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	riteQuick"></a><a.href="#int"><s
41140	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 57 72 69 74 65 51 75 69	mall>int</small></a>.i2cWriteQui
41160	63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	ck<small>(<a.href="#unsigned">un
41180	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e	signed</a>.<a.href="#handle">han
411a0	64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	dle</a>,.<a.href="#unsigned">uns
411c0	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 22 3e 62 69 74 3c 2f 61 3e	igned</a>.<a.href="#bit">bit</a>
411e0	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 73 65 6e 64 73 20 61 20 73 69 6e 67	)</small></h3>.This.sends.a.sing
41200	6c 65 20 62 69 74 20 28 69 6e 20 74 68 65 20 52 64 2f 57 72 20 62 69 74 29 20 74 6f 20 74 68 65	le.bit.(in.the.Rd/Wr.bit).to.the
41220	20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 0a 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a	.device.associated.with.handle..
41240	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	<br><br><code>handle:&nbsp;&gt;=
41260	30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0,&nbsp;as&nbsp;returned&nbsp;by
41280	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c	&nbsp;a&nbsp;call&nbsp;to&nbsp;<
412a0	61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72	a.href="#i2cOpen">i2cOpen</a><br
412c0	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 69 74 3a 26 6e 62 73 70 3b 30 2d 31	>&nbsp;&nbsp;&nbsp;bit:&nbsp;0-1
412e0	2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62	,&nbsp;the&nbsp;value&nbsp;to&nb
41300	73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	sp;write<br></code><br><br>Retur
41320	6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e	ns.0.if.OK,.otherwise.PI_BAD_HAN
41340	44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 57 52 49	DLE,.PI_BAD_PARAM,.or.PI_I2C_WRI
41360	54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 51 75 69 63 6b 20 63 6f 6d 6d 61 6e 64	TE_FAILED..<br><br>Quick.command
41380	2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 31 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41	..SMBus.2.0.5.5.1.<code>S&nbsp;A
413a0	64 64 72 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e	ddr&nbsp;bit&nbsp;[A]&nbsp;P<br>
413c0	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 57 72 69 74 65 42 79 74 65	</code><h3><a.name="i2cWriteByte
413e0	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
41400	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 57 72 69 74 65 42 79 74 65 3c 73 6d 61 6c 6c 3e 28	/small></a>.i2cWriteByte<small>(
41420	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
41440	20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c	.<a.href="#handle">handle</a>,.<
41460	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
41480	3c 61 20 68 72 65 66 3d 22 23 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	<a.href="#bVal">bVal</a>)</small
414a0	3e 3c 2f 68 33 3e 0a 54 68 69 73 20 73 65 6e 64 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20	></h3>.This.sends.a.single.byte.
414c0	74 6f 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61	to.the.device.associated.with.ha
414e0	6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70	ndle..<br><br><code>handle:&nbsp
41500	3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0,&nbsp;as&nbsp;returned&n
41520	62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26	bsp;by&nbsp;a&nbsp;call&nbsp;to&
41540	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c	nbsp;<a.href="#i2cOpen">i2cOpen<
41560	2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 56 61 6c 3a 26 6e 62 73 70 3b 30 2d	/a><br>&nbsp;&nbsp;bVal:&nbsp;0-
41580	30 78 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 74	0xFF,&nbsp;the&nbsp;value&nbsp;t
415a0	6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52	o&nbsp;write<br></code><br><br>R
415c0	65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44	eturns.0.if.OK,.otherwise.PI_BAD
415e0	5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43	_HANDLE,.PI_BAD_PARAM,.or.PI_I2C
41600	5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 6e 64 20 62 79 74 65	_WRITE_FAILED..<br><br>Send.byte
41620	2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 32 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41	..SMBus.2.0.5.5.2.<code>S&nbsp;A
41640	64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 56 61 6c 26 6e	ddr&nbsp;Wr&nbsp;[A]&nbsp;bVal&n
41660	62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	bsp;[A]&nbsp;P<br></code><h3><a.
41680	6e 61 6d 65 3d 22 69 32 63 52 65 61 64 42 79 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	name="i2cReadByte"></a><a.href="
416a0	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63	#int"><small>int</small></a>.i2c
416c0	52 65 61 64 42 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	ReadByte<small>(<a.href="#unsign
416e0	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c	ed">unsigned</a>.<a.href="#handl
41700	65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	e">handle</a>)</small></h3>.This
41720	20 72 65 61 64 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 64 65	.reads.a.single.byte.from.the.de
41740	76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72	vice.associated.with.handle..<br
41760	3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26	><br><code>handle:&nbsp;&gt;=0,&
41780	6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62	nbsp;as&nbsp;returned&nbsp;by&nb
417a0	73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68	sp;a&nbsp;call&nbsp;to&nbsp;<a.h
417c0	72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f	ref="#i2cOpen">i2cOpen</a><br></
417e0	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 62 79 74 65 20 72 65	code><br><br>Returns.the.byte.re
41800	61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f	ad.(&gt;=0).if.OK,.otherwise.PI_
41820	42 41 44 5f 48 41 4e 44 4c 45 2c 0a 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45	BAD_HANDLE,.or.PI_I2C_READ_FAILE
41840	44 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 63 65 69 76 65 20 62 79 74 65 2e 20 53 4d 42 75 73 20 32	D..<br><br>Receive.byte..SMBus.2
41860	2e 30 20 35 2e 35 2e 33 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b	.0.5.5.3.<code>S&nbsp;Addr&nbsp;
41880	52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41 26	Rd&nbsp;[A]&nbsp;[Data]&nbsp;NA&
418a0	6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32	nbsp;P<br></code><h3><a.name="i2
418c0	63 57 72 69 74 65 42 79 74 65 44 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	cWriteByteData"></a><a.href="#in
418e0	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 57 72 69	t"><small>int</small></a>.i2cWri
41900	74 65 42 79 74 65 44 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	teByteData<small>(<a.href="#unsi
41920	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e	gned">unsigned</a>.<a.href="#han
41940	64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	dle">handle</a>,.<a.href="#unsig
41960	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 52	ned">unsigned</a>.<a.href="#i2cR
41980	65 67 22 3e 69 32 63 52 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	eg">i2cReg</a>,.<a.href="#unsign
419a0	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 56 61 6c 22	ed">unsigned</a>.<a.href="#bVal"
419c0	3e 62 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69	>bVal</a>)</small></h3>.This.wri
419e0	74 65 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69	tes.a.single.byte.to.the.specifi
41a00	65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69	ed.register.of.the.device.associ
41a20	61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	ated.with.handle..<br><br><code>
41a40	68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73	handle:&nbsp;&gt;=0,&nbsp;as&nbs
41a60	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63	p;returned&nbsp;by&nbsp;a&nbsp;c
41a80	61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70	all&nbsp;to&nbsp;<a.href="#i2cOp
41aa0	65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 69 32 63 52 65 67 3a 26 6e 62 73 70 3b	en">i2cOpen</a><br>i2cReg:&nbsp;
41ac0	30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62	0-255,&nbsp;the&nbsp;register&nb
41ae0	73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;to&nbsp;write<br>&nbsp;&nbsp;
41b00	62 56 61 6c 3a 26 6e 62 73 70 3b 30 2d 30 78 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	bVal:&nbsp;0-0xFF,&nbsp;the&nbsp
41b20	3b 76 61 6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63	;value&nbsp;to&nbsp;write<br></c
41b40	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68	ode><br><br>Returns.0.if.OK,.oth
41b60	65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52	erwise.PI_BAD_HANDLE,.PI_BAD_PAR
41b80	41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e	AM,.or.PI_I2C_WRITE_FAILED..<br>
41ba0	3c 62 72 3e 57 72 69 74 65 20 62 79 74 65 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 34 0a	<br>Write.byte..SMBus.2.0.5.5.4.
41bc0	3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b	<code>S&nbsp;Addr&nbsp;Wr&nbsp;[
41be0	41 5d 26 6e 62 73 70 3b 69 32 63 52 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 56 61	A]&nbsp;i2cReg&nbsp;[A]&nbsp;bVa
41c00	6c 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	l&nbsp;[A]&nbsp;P<br></code><h3>
41c20	3c 61 20 6e 61 6d 65 3d 22 69 32 63 57 72 69 74 65 57 6f 72 64 44 61 74 61 22 3e 3c 2f 61 3e 3c	<a.name="i2cWriteWordData"></a><
41c40	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
41c60	3c 2f 61 3e 20 69 32 63 57 72 69 74 65 57 6f 72 64 44 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20	</a>.i2cWriteWordData<small>(<a.
41c80	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
41ca0	20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68	.href="#handle">handle</a>,.<a.h
41cc0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
41ce0	68 72 65 66 3d 22 23 69 32 63 52 65 67 22 3e 69 32 63 52 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72	href="#i2cReg">i2cReg</a>,.<a.hr
41d00	65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68	ef="#unsigned">unsigned</a>.<a.h
41d20	72 65 66 3d 22 23 77 56 61 6c 22 3e 77 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	ref="#wVal">wVal</a>)</small></h
41d40	33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 61 20 73 69 6e 67 6c 65 20 31 36 20 62 69 74 20 77	3>.This.writes.a.single.16.bit.w
41d60	6f 72 64 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66	ord.to.the.specified.register.of
41d80	20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64	.the.device.associated.with.hand
41da0	6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26	le..<br><br><code>handle:&nbsp;&
41dc0	67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73	gt;=0,&nbsp;as&nbsp;returned&nbs
41de0	70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62	p;by&nbsp;a&nbsp;call&nbsp;to&nb
41e00	73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61	sp;<a.href="#i2cOpen">i2cOpen</a
41e20	3e 3c 62 72 3e 69 32 63 52 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68	><br>i2cReg:&nbsp;0-255,&nbsp;th
41e40	65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69	e&nbsp;register&nbsp;to&nbsp;wri
41e60	74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 56 61 6c 3a 26 6e 62 73 70 3b 30 2d 30	te<br>&nbsp;&nbsp;wVal:&nbsp;0-0
41e80	78 46 46 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b	xFFFF,&nbsp;the&nbsp;value&nbsp;
41ea0	74 6f 26 6e 62 73 70 3b 77 72 69 74 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	to&nbsp;write<br></code><br><br>
41ec0	52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41	Returns.0.if.OK,.otherwise.PI_BA
41ee0	44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32	D_HANDLE,.PI_BAD_PARAM,.or.PI_I2
41f00	43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 57 72 69 74 65 20 77 6f	C_WRITE_FAILED..<br><br>Write.wo
41f20	72 64 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 34 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70	rd..SMBus.2.0.5.5.4.<code>S&nbsp
41f40	3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 52	;Addr&nbsp;Wr&nbsp;[A]&nbsp;i2cR
41f60	65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 77 56 61 6c 4c 6f 77 26 6e 62 73 70 3b 5b 41	eg&nbsp;[A]&nbsp;wValLow&nbsp;[A
41f80	5d 26 6e 62 73 70 3b 77 56 61 6c 48 69 67 68 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c	]&nbsp;wValHigh&nbsp;[A]&nbsp;P<
41fa0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 52 65 61 64 42 79	br></code><h3><a.name="i2cReadBy
41fc0	74 65 44 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c	teData"></a><a.href="#int"><smal
41fe0	6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 52 65 61 64 42 79 74 65 44 61 74	l>int</small></a>.i2cReadByteDat
42000	00 00 00 42 20 62 61 6e 67 20 72 65 61 64 69 6e 67 20 6f 66 20 73 65 72 69 61 6c 20 64 61 74 61	...B.bang.reading.of.serial.data
42020	20 75 73 69 6e 67 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f	.using.<a.href="#gpioSerialReadO
42040	70 65 6e 22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70 65 6e 3c 2f 61 3e 20 70 72 69 6f	pen">gpioSerialReadOpen</a>.prio
42060	72 20 74 6f 20 63 61 6c 6c 69 6e 67 20 74 68 69 73 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e	r.to.calling.this.function..<h3>
42080	3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 22 3e 3c 2f 61 3e 3c 61 20	<a.name="gpioSerialRead"></a><a.
420a0	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
420c0	61 3e 20 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	a>.gpioSerialRead<small>(<a.href
420e0	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
42100	66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61	f="#user_gpio">user_gpio</a>,.<a
42120	20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	.href="#void">void</a>.<a.href="
42140	23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 69 7a 65 5f	#*buf">*buf</a>,.<a.href="#size_
42160	74 22 3e 73 69 7a 65 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 75 66 53 69 7a 65 22	t">size_t</a>.<a.href="#bufSize"
42180	3e 62 75 66 53 69 7a 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20	>bufSize</a>)</small></h3>.This.
421a0	66 75 6e 63 74 69 6f 6e 20 63 6f 70 69 65 73 20 75 70 20 74 6f 20 62 75 66 53 69 7a 65 20 62 79	function.copies.up.to.bufSize.by
421c0	74 65 73 20 6f 66 20 64 61 74 61 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 0a 62 69 74 20 62 61	tes.of.data.read.from.the.bit.ba
421e0	6e 67 20 73 65 72 69 61 6c 20 63 79 63 6c 69 63 20 62 75 66 66 65 72 20 74 6f 20 74 68 65 20 62	ng.serial.cyclic.buffer.to.the.b
42200	75 66 66 65 72 20 73 74 61 72 74 69 6e 67 20 61 74 20 62 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	uffer.starting.at.buf..<br><br><
42220	63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b	code>user_gpio:&nbsp;0-31,&nbsp;
42240	70 72 65 76 69 6f 75 73 6c 79 26 6e 62 73 70 3b 6f 70 65 6e 65 64 26 6e 62 73 70 3b 77 69 74 68	previously&nbsp;opened&nbsp;with
42260	26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70	&nbsp;<a.href="#gpioSerialReadOp
42280	65 6e 22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e	en">gpioSerialReadOpen</a><br>&n
422a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
422c0	70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74	p;buf:&nbsp;an&nbsp;array&nbsp;t
422e0	6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61	o&nbsp;receive&nbsp;the&nbsp;rea
42300	64 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 53	d&nbsp;bytes<br>&nbsp;&nbsp;bufS
42320	69 7a 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	ize:&nbsp;&gt;=0<br></code><br><
42340	62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 63	br>Returns.the.number.of.bytes.c
42360	6f 70 69 65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53	opied.if.OK,.otherwise.PI_BAD_US
42380	45 52 5f 47 50 49 4f 0a 6f 72 20 50 49 5f 4e 4f 54 5f 53 45 52 49 41 4c 5f 47 50 49 4f 2e 0a 3c	ER_GPIO.or.PI_NOT_SERIAL_GPIO..<
423a0	62 72 3e 3c 62 72 3e 54 68 65 20 62 79 74 65 73 20 72 65 74 75 72 6e 65 64 20 66 6f 72 20 65 61	br><br>The.bytes.returned.for.ea
423c0	63 68 20 63 68 61 72 61 63 74 65 72 20 64 65 70 65 6e 64 20 75 70 6f 6e 20 74 68 65 20 6e 75 6d	ch.character.depend.upon.the.num
423e0	62 65 72 20 6f 66 0a 64 61 74 61 20 62 69 74 73 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f	ber.of.data.bits.<a.href="#data_
42400	62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 73 70 65 63 69 66 69 65 64 20 69 6e	bits">data_bits</a>.specified.in
42420	20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70 65	.the.<a.href="#gpioSerialReadOpe
42440	6e 22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70 65 6e 3c 2f 61 3e 20 63 6f 6d 6d 61 6e	n">gpioSerialReadOpen</a>.comman
42460	64 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69	d..<br><br>For.<a.href="#data_bi
42480	74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 31 2d 38 20 74 68 65 72 65 20 77 69 6c 6c	ts">data_bits</a>.1-8.there.will
424a0	20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a	.be.one.byte.per.character.<br>.
424c0	46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69	For.<a.href="#data_bits">data_bi
424e0	74 73 3c 2f 61 3e 20 39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 74 77 6f 20 62 79	ts</a>.9-16.there.will.be.two.by
42500	74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20 3c 61 20 68 72	tes.per.character.<br>.For.<a.hr
42520	65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 31 37	ef="#data_bits">data_bits</a>.17
42540	2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72	-32.there.will.be.four.bytes.per
42560	20 63 68 61 72 61 63 74 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 72	.character..<h3><a.name="gpioSer
42580	69 61 6c 52 65 61 64 43 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	ialReadClose"></a><a.href="#int"
425a0	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 72 69	><small>int</small></a>.gpioSeri
425c0	61 6c 52 65 61 64 43 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	alReadClose<small>(<a.href="#uns
425e0	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73	igned">unsigned</a>.<a.href="#us
42600	65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c	er_gpio">user_gpio</a>)</small><
42620	2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 6c 6f 73 65 73 20 61 20 47 50 49 4f	/h3>.This.function.closes.a.GPIO
42640	20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 72 65 61 64 69 6e 67 20 6f 66 20 73 65 72 69 61 6c 20	.for.bit.bang.reading.of.serial.
42660	64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e	data..<br><br><code>user_gpio:&n
42680	62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 70 72 65 76 69 6f 75 73 6c 79 26 6e 62 73 70 3b 6f	bsp;0-31,&nbsp;previously&nbsp;o
426a0	70 65 6e 65 64 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67	pened&nbsp;with&nbsp;<a.href="#g
426c0	70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70 65 6e 22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61	pioSerialReadOpen">gpioSerialRea
426e0	64 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75	dOpen</a><br></code><br><br>Retu
42700	72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53	rns.0.if.OK,.otherwise.PI_BAD_US
42720	45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 4e 4f 54 5f 53 45 52 49 41 4c 5f 47 50 49 4f 2e 0a	ER_GPIO,.or.PI_NOT_SERIAL_GPIO..
42740	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 4f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	<h3><a.name="i2cOpen"></a><a.hre
42760	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
42780	69 32 63 4f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	i2cOpen<small>(<a.href="#unsigne
427a0	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 42 75 73	d">unsigned</a>.<a.href="#i2cBus
427c0	22 3e 69 32 63 42 75 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	">i2cBus</a>,.<a.href="#unsigned
427e0	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 41 64 64 72	">unsigned</a>.<a.href="#i2cAddr
42800	22 3e 69 32 63 41 64 64 72 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	">i2cAddr</a>,.<a.href="#unsigne
42820	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 46 6c 61	d">unsigned</a>.<a.href="#i2cFla
42840	67 73 22 3e 69 32 63 46 6c 61 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	gs">i2cFlags</a>)</small></h3>.T
42860	68 69 73 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 66 6f 72 20 74 68 65 20 64 65 76	his.returns.a.handle.for.the.dev
42880	69 63 65 20 61 74 20 74 68 65 20 61 64 64 72 65 73 73 20 6f 6e 20 74 68 65 20 49 32 43 20 62 75	ice.at.the.address.on.the.I2C.bu
428a0	73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 32 63	s..<br><br><code>&nbsp;&nbsp;i2c
428c0	42 75 73 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 26 6e 62 73 70 3b 69 32 63 41 64 64	Bus:&nbsp;&gt;=0<br>&nbsp;i2cAdd
428e0	72 3a 26 6e 62 73 70 3b 30 2d 30 78 37 46 3c 62 72 3e 69 32 63 46 6c 61 67 73 3a 26 6e 62 73 70	r:&nbsp;0-0x7F<br>i2cFlags:&nbsp
42900	3b 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 20 66 6c 61 67 73 20 61 72	;0<br></code><br><br>No.flags.ar
42920	65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 20 20 54 68 69 73 20 70 61 72 61 6d	e.currently.defined...This.param
42940	65 74 65 72 20 73 68 6f 75 6c 64 20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 62 72 3e	eter.should.be.set.to.zero..<br>
42960	3c 62 72 3e 50 68 79 73 69 63 61 6c 6c 79 20 62 75 73 65 73 20 30 20 61 6e 64 20 31 20 61 72 65	<br>Physically.buses.0.and.1.are
42980	20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 74 68 65 20 50 69 2e 20 20 48 69 67 68 65 72 20 6e 75	.available.on.the.Pi...Higher.nu
429a0	6d 62 65 72 65 64 20 62 75 73 65 73 0a 77 69 6c 6c 20 62 65 20 61 76 61 69 6c 61 62 6c 65 20 69	mbered.buses.will.be.available.i
429c0	66 20 61 20 6b 65 72 6e 65 6c 20 73 75 70 70 6f 72 74 65 64 20 62 75 73 20 6d 75 6c 74 69 70 6c	f.a.kernel.supported.bus.multipl
429e0	65 78 6f 72 20 69 73 20 62 65 69 6e 67 20 75 73 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	exor.is.being.used..<br><br>The.
42a00	47 50 49 4f 20 75 73 65 64 20 61 72 65 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f	GPIO.used.are.given.in.the.follo
42a20	77 69 6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65	wing.table..<br><br><table.borde
42a40	72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e	r="1".cellpadding="2".cellspacin
42a60	67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 53 44	g="2"><tbody><tr><td></td><td>SD
42a80	41 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49	A</td><td>SCL</td></tr><tr><td>I
42aa0	32 43 20 30 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 2f 74	2C.0</td><td>0</td><td>1</td></t
42ac0	72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 20 31 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74	r><tr><td>I2C.1</td><td>2</td><t
42ae0	64 3e 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72	d>3</td></tr></tbody></table><br
42b00	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20 69	><br>Returns.a.handle.(&gt;=0).i
42b20	66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 49 32 43 5f 42 55 53 2c 20	f.OK,.otherwise.PI_BAD_I2C_BUS,.
42b40	50 49 5f 42 41 44 5f 49 32 43 5f 41 44 44 52 2c 0a 50 49 5f 42 41 44 5f 46 4c 41 47 53 2c 20 50	PI_BAD_I2C_ADDR,.PI_BAD_FLAGS,.P
42b60	49 5f 4e 4f 5f 48 41 4e 44 4c 45 2c 20 6f 72 20 50 49 5f 49 32 43 5f 4f 50 45 4e 5f 46 41 49 4c	I_NO_HANDLE,.or.PI_I2C_OPEN_FAIL
42b80	45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 74 68 65 20 53 4d 42 75 73 20 63 6f 6d 6d 61 6e	ED..<br><br>For.the.SMBus.comman
42ba0	64 73 20 74 68 65 20 6c 6f 77 20 6c 65 76 65 6c 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 20 61 72	ds.the.low.level.transactions.ar
42bc0	65 20 73 68 6f 77 6e 20 61 74 20 74 68 65 20 65 6e 64 0a 6f 66 20 74 68 65 20 66 75 6e 63 74 69	e.shown.at.the.end.of.the.functi
42be0	6f 6e 20 64 65 73 63 72 69 70 74 69 6f 6e 2e 20 20 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 61	on.description...The.following.a
42c00	62 62 72 65 76 69 61 74 69 6f 6e 73 20 61 72 65 20 75 73 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	bbreviations.are.used..<br><br><
42c20	63 6f 64 65 3e 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	code>S&nbsp;&nbsp;&nbsp;&nbsp;&n
42c40	62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73 70 3b 3a 26 6e 62	bsp;&nbsp;(1&nbsp;bit)&nbsp;:&nb
42c60	73 70 3b 53 74 61 72 74 26 6e 62 73 70 3b 62 69 74 3c 62 72 3e 50 26 6e 62 73 70 3b 26 6e 62 73	sp;Start&nbsp;bit<br>P&nbsp;&nbs
42c80	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;&nbsp;(1&nbs
42ca0	70 3b 62 69 74 29 26 6e 62 73 70 3b 3a 26 6e 62 73 70 3b 53 74 6f 70 26 6e 62 73 70 3b 62 69 74	p;bit)&nbsp;:&nbsp;Stop&nbsp;bit
42cc0	3c 62 72 3e 52 64 2f 57 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74	<br>Rd/Wr&nbsp;&nbsp;(1&nbsp;bit
42ce0	29 26 6e 62 73 70 3b 3a 26 6e 62 73 70 3b 52 65 61 64 2f 57 72 69 74 65 26 6e 62 73 70 3b 62 69	)&nbsp;:&nbsp;Read/Write&nbsp;bi
42d00	74 2e 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 65 71 75 61 6c 73 26 6e 62 73 70 3b 31 2c 26 6e	t.&nbsp;Rd&nbsp;equals&nbsp;1,&n
42d20	62 73 70 3b 57 72 26 6e 62 73 70 3b 65 71 75 61 6c 73 26 6e 62 73 70 3b 30 2e 3c 62 72 3e 41 2c	bsp;Wr&nbsp;equals&nbsp;0.<br>A,
42d40	26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29	&nbsp;NA&nbsp;&nbsp;(1&nbsp;bit)
42d60	26 6e 62 73 70 3b 3a 26 6e 62 73 70 3b 41 63 63 65 70 74 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73	&nbsp;:&nbsp;Accept&nbsp;and&nbs
42d80	70 3b 6e 6f 74 26 6e 62 73 70 3b 61 63 63 65 70 74 26 6e 62 73 70 3b 62 69 74 2e 3c 62 72 3e 3c	p;not&nbsp;accept&nbsp;bit.<br><
42da0	62 72 3e 41 64 64 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 37 26 6e 62 73 70	br>Addr&nbsp;&nbsp;&nbsp;(7&nbsp
42dc0	3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 62 69 74	;bits):&nbsp;I2C&nbsp;7&nbsp;bit
42de0	26 6e 62 73 70 3b 61 64 64 72 65 73 73 2e 3c 62 72 3e 69 32 63 52 65 67 26 6e 62 73 70 3b 28 38	&nbsp;address.<br>i2cReg&nbsp;(8
42e00	26 6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 43 6f 6d 6d 61 6e 64 26 6e 62 73 70 3b 62	&nbsp;bits):&nbsp;Command&nbsp;b
42e20	79 74 65 2c 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 77 68 69 63 68	yte,&nbsp;a&nbsp;byte&nbsp;which
42e40	26 6e 62 73 70 3b 6f 66 74 65 6e 26 6e 62 73 70 3b 73 65 6c 65 63 74 73 26 6e 62 73 70 3b 61 26	&nbsp;often&nbsp;selects&nbsp;a&
42e60	6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e 3c 62 72 3e 44 61 74 61 26 6e 62 73 70 3b 26 6e 62 73	nbsp;register.<br>Data&nbsp;&nbs
42e80	70 3b 26 6e 62 73 70 3b 28 38 26 6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 41 26 6e 62	p;&nbsp;(8&nbsp;bits):&nbsp;A&nb
42ea0	73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 2e 3c 62 72 3e 43 6f 75 6e 74 26 6e 62 73 70	sp;data&nbsp;byte.<br>Count&nbsp
42ec0	3b 26 6e 62 73 70 3b 28 38 26 6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 41 26 6e 62 73	;&nbsp;(8&nbsp;bits):&nbsp;A&nbs
42ee0	70 3b 62 79 74 65 26 6e 62 73 70 3b 64 65 66 69 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62	p;byte&nbsp;defining&nbsp;the&nb
42f00	73 70 3b 6c 65 6e 67 74 68 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 6c	sp;length&nbsp;of&nbsp;a&nbsp;bl
42f20	6f 63 6b 26 6e 62 73 70 3b 6f 70 65 72 61 74 69 6f 6e 2e 3c 62 72 3e 3c 62 72 3e 5b 2e 2e 5d 3a	ock&nbsp;operation.<br><br>[..]:
42f40	26 6e 62 73 70 3b 44 61 74 61 26 6e 62 73 70 3b 73 65 6e 74 26 6e 62 73 70 3b 62 79 26 6e 62 73	&nbsp;Data&nbsp;sent&nbsp;by&nbs
42f60	70 3b 74 68 65 26 6e 62 73 70 3b 64 65 76 69 63 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	p;the&nbsp;device.<br></code><h3
42f80	3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 43 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	><a.name="i2cClose"></a><a.href=
42fa0	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32	"#int"><small>int</small></a>.i2
42fc0	63 43 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	cClose<small>(<a.href="#unsigned
42fe0	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22	">unsigned</a>.<a.href="#handle"
43000	00 00 00 43 69 74 74 65 64 20 77 61 76 65 20 6e 6f 74 20 66 6f 75 6e 64 2e 3c 62 72 3e 0a 50 49	...Citted.wave.not.found.<br>.PI
43020	5f 4e 4f 5f 54 58 5f 57 41 56 45 20 28 39 39 39 39 29 20 2d 20 6e 6f 20 77 61 76 65 20 62 65 69	_NO_TX_WAVE.(9999).-.no.wave.bei
43040	6e 67 20 74 72 61 6e 73 6d 69 74 74 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69	ng.transmitted..<h3><a.name="gpi
43060	6f 57 61 76 65 54 78 42 75 73 79 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	oWaveTxBusy"></a><a.href="#int">
43080	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 54	<small>int</small></a>.gpioWaveT
430a0	78 42 75 73 79 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	xBusy<small>(void)</small></h3>.
430c0	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 68 65 63 6b 73 20 74 6f 20 73 65 65 20 69 66 20 61	This.function.checks.to.see.if.a
430e0	20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 62 65 69 6e 67 0a 74 72 61	.waveform.is.currently.being.tra
43100	6e 73 6d 69 74 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 31 20 69 66 20 61	nsmitted..<br><br>Returns.1.if.a
43120	20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 62 65 69 6e 67 20 74 72 61	.waveform.is.currently.being.tra
43140	6e 73 6d 69 74 74 65 64 2c 20 6f 74 68 65 72 77 69 73 65 20 30 2e 0a 3c 68 33 3e 3c 61 20 6e 61	nsmitted,.otherwise.0..<h3><a.na
43160	6d 65 3d 22 67 70 69 6f 57 61 76 65 54 78 53 74 6f 70 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	me="gpioWaveTxStop"></a><a.href=
43180	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70	"#int"><small>int</small></a>.gp
431a0	69 6f 57 61 76 65 54 78 53 74 6f 70 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c	ioWaveTxStop<small>(void)</small
431c0	3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 61 62 6f 72 74 73 20 74 68 65 20	></h3>.This.function.aborts.the.
431e0	74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65	transmission.of.the.current.wave
43200	66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e 0a 3c	form..<br><br>Returns.0.if.OK..<
43220	62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 69 6e 74 65 6e 64 65 64	br><br>This.function.is.intended
43240	20 74 6f 20 73 74 6f 70 20 61 20 77 61 76 65 66 6f 72 6d 20 73 74 61 72 74 65 64 20 69 6e 20 72	.to.stop.a.waveform.started.in.r
43260	65 70 65 61 74 20 6d 6f 64 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76	epeat.mode..<h3><a.name="gpioWav
43280	65 47 65 74 4d 69 63 72 6f 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	eGetMicros"></a><a.href="#int"><
432a0	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 47 65	small>int</small></a>.gpioWaveGe
432c0	74 4d 69 63 72 6f 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	tMicros<small>(void)</small></h3
432e0	3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67	>.This.function.returns.the.leng
43300	74 68 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e	th.in.microseconds.of.the.curren
43320	74 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76	t.waveform..<h3><a.name="gpioWav
43340	65 47 65 74 48 69 67 68 4d 69 63 72 6f 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	eGetHighMicros"></a><a.href="#in
43360	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61	t"><small>int</small></a>.gpioWa
43380	76 65 47 65 74 48 69 67 68 4d 69 63 72 6f 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d	veGetHighMicros<small>(void)</sm
433a0	61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20	all></h3>.This.function.returns.
433c0	74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 20 74 68	the.length.in.microseconds.of.th
433e0	65 20 6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72 6d 0a 63 72 65 61 74 65 64 20 73 69 6e 63 65	e.longest.waveform.created.since
43400	20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22 3e 67 70 69 6f 49	.<a.href="#gpioInitialise">gpioI
43420	6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 20 77 61 73 20 63 61 6c 6c 65 64 2e 0a 3c 68 33 3e 3c 61	nitialise</a>.was.called..<h3><a
43440	20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 47 65 74 4d 61 78 4d 69 63 72 6f 73 22 3e 3c 2f 61	.name="gpioWaveGetMaxMicros"></a
43460	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
43480	6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 47 65 74 4d 61 78 4d 69 63 72 6f 73 3c 73 6d 61 6c	l></a>.gpioWaveGetMaxMicros<smal
434a0	6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74	l>(void)</small></h3>.This.funct
434c0	69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f 73 73 69 62 6c 65	ion.returns.the.maximum.possible
434e0	20 73 69 7a 65 20 6f 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 6e 0a 6d 69 63 72 6f 73 65 63 6f	.size.of.a.waveform.in.microseco
43500	6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 47 65 74 50 75 6c	nds..<h3><a.name="gpioWaveGetPul
43520	73 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69	ses"></a><a.href="#int"><small>i
43540	6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 47 65 74 50 75 6c 73 65 73	nt</small></a>.gpioWaveGetPulses
43560	3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20	<small>(void)</small></h3>.This.
43580	66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 70	function.returns.the.length.in.p
435a0	75 6c 73 65 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c	ulses.of.the.current.waveform..<
435c0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 47 65 74 48 69 67 68 50 75 6c 73 65	h3><a.name="gpioWaveGetHighPulse
435e0	73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	s"></a><a.href="#int"><small>int
43600	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 47 65 74 48 69 67 68 50 75 6c 73	</small></a>.gpioWaveGetHighPuls
43620	65 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69	es<small>(void)</small></h3>.Thi
43640	73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e	s.function.returns.the.length.in
43660	20 70 75 6c 73 65 73 20 6f 66 20 74 68 65 20 6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72 6d 0a	.pulses.of.the.longest.waveform.
43680	63 72 65 61 74 65 64 20 73 69 6e 63 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74	created.since.<a.href="#gpioInit
436a0	69 61 6c 69 73 65 22 3e 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 20 77 61 73 20 63	ialise">gpioInitialise</a>.was.c
436c0	61 6c 6c 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 47 65 74 4d	alled..<h3><a.name="gpioWaveGetM
436e0	61 78 50 75 6c 73 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d	axPulses"></a><a.href="#int"><sm
43700	61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 47 65 74 4d	all>int</small></a>.gpioWaveGetM
43720	61 78 50 75 6c 73 65 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	axPulses<small>(void)</small></h
43740	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6d 61 78	3>.This.function.returns.the.max
43760	69 6d 75 6d 20 70 6f 73 73 69 62 6c 65 20 73 69 7a 65 20 6f 66 20 61 20 77 61 76 65 66 6f 72 6d	imum.possible.size.of.a.waveform
43780	20 69 6e 20 70 75 6c 73 65 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76	.in.pulses..<h3><a.name="gpioWav
437a0	65 47 65 74 43 62 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61	eGetCbs"></a><a.href="#int"><sma
437c0	6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 47 65 74 43 62	ll>int</small></a>.gpioWaveGetCb
437e0	73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	s<small>(void)</small></h3>.This
43800	20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20	.function.returns.the.length.in.
43820	44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e	DMA.control.blocks.of.the.curren
43840	74 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76	t.waveform..<h3><a.name="gpioWav
43860	65 47 65 74 48 69 67 68 43 62 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	eGetHighCbs"></a><a.href="#int">
43880	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 47	<small>int</small></a>.gpioWaveG
438a0	65 74 48 69 67 68 43 62 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	etHighCbs<small>(void)</small></
438c0	68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65	h3>.This.function.returns.the.le
438e0	6e 67 74 68 20 69 6e 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20 6f 66 20 74 68	ngth.in.DMA.control.blocks.of.th
43900	65 20 6c 6f 6e 67 65 73 74 0a 77 61 76 65 66 6f 72 6d 20 63 72 65 61 74 65 64 20 73 69 6e 63 65	e.longest.waveform.created.since
43920	20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22 3e 67 70 69 6f 49	.<a.href="#gpioInitialise">gpioI
43940	6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 20 77 61 73 20 63 61 6c 6c 65 64 2e 0a 3c 68 33 3e 3c 61	nitialise</a>.was.called..<h3><a
43960	20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 47 65 74 4d 61 78 43 62 73 22 3e 3c 2f 61 3e 3c 61	.name="gpioWaveGetMaxCbs"></a><a
43980	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c	.href="#int"><small>int</small><
439a0	2f 61 3e 20 67 70 69 6f 57 61 76 65 47 65 74 4d 61 78 43 62 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69	/a>.gpioWaveGetMaxCbs<small>(voi
439c0	64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65	d)</small></h3>.This.function.re
439e0	74 75 72 6e 73 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f 73 73 69 62 6c 65 20 73 69 7a 65 20	turns.the.maximum.possible.size.
43a00	6f 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 6e 20 44 4d 41 0a 63 6f 6e 74 72 6f 6c 20 62 6c 6f	of.a.waveform.in.DMA.control.blo
43a20	63 6b 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64	cks..<h3><a.name="gpioSerialRead
43a40	4f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	Open"></a><a.href="#int"><small>
43a60	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70	int</small></a>.gpioSerialReadOp
43a80	65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	en<small>(<a.href="#unsigned">un
43aa0	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e	signed</a>.<a.href="#user_gpio">
43ac0	75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	user_gpio</a>,.<a.href="#unsigne
43ae0	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e	d">unsigned</a>.<a.href="#baud">
43b00	62 61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	baud</a>,.<a.href="#unsigned">un
43b20	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e	signed</a>.<a.href="#data_bits">
43b40	64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	data_bits</a>)</small></h3>.This
43b60	20 66 75 6e 63 74 69 6f 6e 20 6f 70 65 6e 73 20 61 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62	.function.opens.a.GPIO.for.bit.b
43b80	61 6e 67 20 72 65 61 64 69 6e 67 20 6f 66 20 73 65 72 69 61 6c 20 64 61 74 61 2e 0a 3c 62 72 3e	ang.reading.of.serial.data..<br>
43ba0	3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62	<br><code>user_gpio:&nbsp;0-31<b
43bc0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
43be0	62 61 75 64 3a 26 6e 62 73 70 3b 35 30 2d 32 35 30 30 30 30 3c 62 72 3e 64 61 74 61 5f 62 69 74	baud:&nbsp;50-250000<br>data_bit
43c00	73 3a 26 6e 62 73 70 3b 31 2d 33 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52	s:&nbsp;1-32<br></code><br><br>R
43c20	65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44	eturns.0.if.OK,.otherwise.PI_BAD
43c40	5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 42 41 55 44 2c 0a 50 49	_USER_GPIO,.PI_BAD_WAVE_BAUD,.PI
43c60	5f 42 41 44 5f 44 41 54 41 42 49 54 53 2c 20 6f 72 20 50 49 5f 47 50 49 4f 5f 49 4e 5f 55 53 45	_BAD_DATABITS,.or.PI_GPIO_IN_USE
43c80	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 72 69 61 6c 20 64 61 74 61 20 69 73 20 72 65 74	..<br><br>The.serial.data.is.ret
43ca0	75 72 6e 65 64 20 69 6e 20 61 20 63 79 63 6c 69 63 20 62 75 66 66 65 72 20 61 6e 64 20 69 73 20	urned.in.a.cyclic.buffer.and.is.
43cc0	72 65 61 64 20 75 73 69 6e 67 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 72 69 61 6c 52	read.using.<a.href="#gpioSerialR
43ce0	65 61 64 22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72	ead">gpioSerialRead</a>..<br><br
43d00	3e 49 74 20 69 73 20 74 68 65 20 63 61 6c 6c 65 72 27 73 20 72 65 73 70 6f 6e 73 69 62 69 6c 69	>It.is.the.caller's.responsibili
43d20	74 79 20 74 6f 20 72 65 61 64 20 64 61 74 61 20 66 72 6f 6d 20 74 68 65 20 63 79 63 6c 69 63 20	ty.to.read.data.from.the.cyclic.
43d40	62 75 66 66 65 72 0a 69 6e 20 61 20 74 69 6d 65 6c 79 20 66 61 73 68 69 6f 6e 2e 0a 3c 68 33 3e	buffer.in.a.timely.fashion..<h3>
43d60	3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 49 6e 76 65 72 74 22 3e 3c	<a.name="gpioSerialReadInvert"><
43d80	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
43da0	61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 49 6e 76 65 72 74 3c 73 6d	all></a>.gpioSerialReadInvert<sm
43dc0	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	all>(<a.href="#unsigned">unsigne
43de0	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f	d</a>.<a.href="#user_gpio">user_
43e00	67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	gpio</a>,.<a.href="#unsigned">un
43e20	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 76 65 72 74 22 3e 69 6e 76	signed</a>.<a.href="#invert">inv
43e40	65 72 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74	ert</a>)</small></h3>.This.funct
43e60	69 6f 6e 20 63 6f 6e 66 69 67 75 72 65 73 20 74 68 65 20 6c 65 76 65 6c 20 6c 6f 67 69 63 20 66	ion.configures.the.level.logic.f
43e80	6f 72 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73 2e 0a 3c 62 72 3e 3c 62	or.bit.bang.serial.reads..<br><b
43ea0	72 3e 55 73 65 20 50 49 5f 42 42 5f 53 45 52 5f 49 4e 56 45 52 54 20 74 6f 20 69 6e 76 65 72 74	r>Use.PI_BB_SER_INVERT.to.invert
43ec0	20 74 68 65 20 73 65 72 69 61 6c 20 6c 6f 67 69 63 20 61 6e 64 20 50 49 5f 42 42 5f 53 45 52 5f	.the.serial.logic.and.PI_BB_SER_
43ee0	4e 4f 52 4d 41 4c 20 66 6f 72 0a 6e 6f 72 6d 61 6c 20 6c 6f 67 69 63 2e 20 20 44 65 66 61 75 6c	NORMAL.for.normal.logic...Defaul
43f00	74 20 69 73 20 50 49 5f 42 42 5f 53 45 52 5f 4e 4f 52 4d 41 4c 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	t.is.PI_BB_SER_NORMAL..<br><br><
43f20	63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62	code>user_gpio:&nbsp;0-31<br>&nb
43f40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 76 65 72 74 3a 26 6e 62 73 70 3b 30 2d 31 3c	sp;&nbsp;&nbsp;invert:&nbsp;0-1<
43f60	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f	br></code><br><br>Returns.0.if.O
43f80	4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50	K,.otherwise.PI_BAD_USER_GPIO,.P
43fa0	49 5f 47 50 49 4f 5f 49 4e 5f 55 53 45 2c 0a 50 49 5f 4e 4f 54 5f 53 45 52 49 41 4c 5f 47 50 49	I_GPIO_IN_USE,.PI_NOT_SERIAL_GPI
43fc0	4f 2c 20 6f 72 20 50 49 5f 42 41 44 5f 53 45 52 5f 49 4e 56 45 52 54 2e 0a 3c 62 72 3e 3c 62 72	O,.or.PI_BAD_SER_INVERT..<br><br
43fe0	3e 54 68 65 20 47 50 49 4f 20 6d 75 73 74 20 62 65 20 6f 70 65 6e 65 64 20 66 6f 72 20 62 69 74	>The.GPIO.must.be.opened.for.bit
44000	00 00 00 44 6e 22 29 3b 26 6e 62 73 70 3b 67 65 74 63 68 61 72 28 29 3b 3c 62 72 3e 3c 62 72 3e	...Dn");&nbsp;getchar();<br><br>
44020	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 28 69 3d 30 3b	&nbsp;&nbsp;&nbsp;for&nbsp;(i=0;
44040	26 6e 62 73 70 3b 69 26 6c 74 3b 57 41 56 45 53 3b 26 6e 62 73 70 3b 69 2b 2b 29 3c 62 72 3e 26	&nbsp;i&lt;WAVES;&nbsp;i++)<br>&
44060	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	nbsp;&nbsp;&nbsp;{<br>&nbsp;&nbs
44080	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 57 61	p;&nbsp;&nbsp;&nbsp;&nbsp;gpioWa
440a0	76 65 41 64 64 47 65 6e 65 72 69 63 28 32 2c 26 6e 62 73 70 3b 28 67 70 69 6f 50 75 6c 73 65 5f	veAddGeneric(2,&nbsp;(gpioPulse_
440c0	74 5b 5d 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	t[])<br>&nbsp;&nbsp;&nbsp;&nbsp;
440e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 7b	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{{
44100	31 26 6c 74 3b 26 6c 74 3b 47 50 49 4f 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73	1&lt;&lt;GPIO,&nbsp;0,&nbsp;&nbs
44120	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
44140	26 6e 62 73 70 3b 32 30 7d 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;20},<br>&nbsp;&nbsp;&nbsp;
44160	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
44180	62 73 70 3b 26 6e 62 73 70 3b 7b 30 2c 26 6e 62 73 70 3b 31 26 6c 74 3b 26 6c 74 3b 47 50 49 4f	bsp;&nbsp;{0,&nbsp;1&lt;&lt;GPIO
441a0	2c 26 6e 62 73 70 3b 28 69 2b 31 29 2a 32 30 30 7d 7d 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73	,&nbsp;(i+1)*200}});<br><br>&nbs
441c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
441e0	77 69 64 5b 69 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 57 61 76 65 43 72 65 61 74	wid[i]&nbsp;=&nbsp;gpioWaveCreat
44200	65 28 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c	e();<br>&nbsp;&nbsp;&nbsp;}<br><
44220	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 57 61 76 65 43 68 61	br>&nbsp;&nbsp;&nbsp;gpioWaveCha
44240	69 6e 28 28 63 68 61 72 26 6e 62 73 70 3b 5b 5d 29 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73	in((char&nbsp;[])&nbsp;{<br>&nbs
44260	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
44280	77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 33 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 32 5d	wid[4],&nbsp;wid[3],&nbsp;wid[2]
442a0	2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	,&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
442c0	6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70	nbsp;&nbsp;//&nbsp;transmit&nbsp
442e0	3b 77 61 76 65 73 26 6e 62 73 70 3b 34 2b 33 2b 32 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	;waves&nbsp;4+3+2<br>&nbsp;&nbsp
44300	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62	;&nbsp;&nbsp;&nbsp;&nbsp;255,&nb
44320	73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;0,&nbsp;&nbsp;&nbsp;&nbsp;&nb
44340	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
44360	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
44380	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
443a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70	sp;&nbsp;&nbsp;//&nbsp;loop&nbsp
443c0	3b 73 74 61 72 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;start<br>&nbsp;&nbsp;&nbsp;&nbs
443e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
44400	77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d	wid[0],&nbsp;wid[0],&nbsp;wid[0]
44420	2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	,&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp
44440	3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 30 2b 30 2b 30 3c	;transmit&nbsp;waves&nbsp;0+0+0<
44460	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
44480	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62	;&nbsp;&nbsp;&nbsp;&nbsp;255,&nb
444a0	73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;0,&nbsp;&nbsp;&nbsp;&nbsp;&nb
444c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
444e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
44500	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&
44520	6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74 61 72 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	nbsp;loop&nbsp;start<br>&nbsp;&n
44540	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
44560	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
44580	77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 31 5d 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b	wid[0],&nbsp;wid[1],&nbsp;&nbsp;
445a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
445c0	62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b	bsp;&nbsp;//&nbsp;transmit&nbsp;
445e0	77 61 76 65 73 26 6e 62 73 70 3b 30 2b 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	waves&nbsp;0+1<br>&nbsp;&nbsp;&n
44600	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
44620	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e	p;&nbsp;&nbsp;&nbsp;&nbsp;255,&n
44640	62 73 70 3b 32 2c 26 6e 62 73 70 3b 30 78 38 38 2c 26 6e 62 73 70 3b 30 78 31 33 2c 26 6e 62 73	bsp;2,&nbsp;0x88,&nbsp;0x13,&nbs
44660	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;&nbsp;//&nbs
44680	70 3b 64 65 6c 61 79 26 6e 62 73 70 3b 35 30 30 30 75 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	p;delay&nbsp;5000us<br>&nbsp;&nb
446a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
446c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 33	;&nbsp;&nbsp;255,&nbsp;1,&nbsp;3
446e0	30 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	0,&nbsp;0,&nbsp;&nbsp;&nbsp;&nbs
44700	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
44720	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp;
44740	6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73 70 3b	loop&nbsp;end&nbsp;(repeat&nbsp;
44760	33 30 26 6e 62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	30&nbsp;times)<br>&nbsp;&nbsp;&n
44780	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
447a0	70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;255,&nbsp;0,&nbsp;&nbsp;
447c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
447e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
44800	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
44820	26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74	&nbsp;&nbsp;//&nbsp;loop&nbsp;st
44840	61 72 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	art<br>&nbsp;&nbsp;&nbsp;&nbsp;&
44860	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
44880	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 32 5d 2c 26 6e 62 73 70 3b 77 69 64 5b	sp;&nbsp;&nbsp;wid[2],&nbsp;wid[
448a0	33 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72	3],&nbsp;wid[0],&nbsp;//&nbsp;tr
448c0	61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 32 2b 33 2b 30 3c 62 72 3e	ansmit&nbsp;waves&nbsp;2+3+0<br>
448e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
44900	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
44920	70 3b 26 6e 62 73 70 3b 77 69 64 5b 33 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 31 5d 2c 26 6e 62 73	p;&nbsp;wid[3],&nbsp;wid[1],&nbs
44940	70 3b 77 69 64 5b 32 5d 2c 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26	p;wid[2],&nbsp;//&nbsp;transmit&
44960	6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 33 2b 31 2b 32 3c 62 72 3e 26 6e 62 73 70 3b 26	nbsp;waves&nbsp;3+1+2<br>&nbsp;&
44980	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
449a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70	sp;&nbsp;&nbsp;255,&nbsp;1,&nbsp
449c0	3b 31 30 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;10,&nbsp;0,&nbsp;&nbsp;&nbsp;&n
449e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
44a00	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;&nbsp;//&nbs
44a20	70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73	p;loop&nbsp;end&nbsp;(repeat&nbs
44a40	70 3b 31 30 26 6e 62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;10&nbsp;times)<br>&nbsp;&nbsp;
44a60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73	&nbsp;&nbsp;&nbsp;&nbsp;255,&nbs
44a80	70 3b 31 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;1,&nbsp;5,&nbsp;0,&nbsp;&nbsp;
44aa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
44ac0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
44ae0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;&nbsp;//&nbs
44b00	70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73	p;loop&nbsp;end&nbsp;(repeat&nbs
44b20	70 3b 35 26 6e 62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;5&nbsp;times)<br>&nbsp;&nbsp;&
44b40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e	nbsp;&nbsp;&nbsp;&nbsp;wid[4],&n
44b60	62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 26 6e	bsp;wid[4],&nbsp;wid[4],&nbsp;&n
44b80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
44ba0	70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62	p;//&nbsp;transmit&nbsp;waves&nb
44bc0	73 70 3b 34 2b 34 2b 34 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	sp;4+4+4<br>&nbsp;&nbsp;&nbsp;&n
44be0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73	bsp;&nbsp;&nbsp;255,&nbsp;2,&nbs
44c00	70 3b 30 78 32 30 2c 26 6e 62 73 70 3b 30 78 34 45 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;0x20,&nbsp;0x4E,&nbsp;&nbsp;&n
44c20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
44c40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 65 6c 61	p;&nbsp;&nbsp;&nbsp;//&nbsp;dela
44c60	79 26 6e 62 73 70 3b 32 30 30 30 30 75 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	y&nbsp;20000us<br>&nbsp;&nbsp;&n
44c80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62	bsp;&nbsp;&nbsp;&nbsp;wid[0],&nb
44ca0	73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 26 6e 62	sp;wid[0],&nbsp;wid[0],&nbsp;&nb
44cc0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
44ce0	3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73	;//&nbsp;transmit&nbsp;waves&nbs
44d00	70 3b 30 2b 30 2b 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;0+0+0<br><br>&nbsp;&nbsp;&nbsp
44d20	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 2c 26 6e 62 73 70 3b 34 36 29 3b 3c	;&nbsp;&nbsp;&nbsp;},&nbsp;46);<
44d40	62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 68 69 6c 65 26 6e	br><br>&nbsp;&nbsp;&nbsp;while&n
44d60	62 73 70 3b 28 67 70 69 6f 57 61 76 65 54 78 42 75 73 79 28 29 29 26 6e 62 73 70 3b 74 69 6d 65	bsp;(gpioWaveTxBusy())&nbsp;time
44d80	5f 73 6c 65 65 70 28 30 2e 31 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	_sleep(0.1);<br><br>&nbsp;&nbsp;
44da0	26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 28 69 3d 30 3b 26 6e 62 73 70 3b 69 26 6c 74 3b 57	&nbsp;for&nbsp;(i=0;&nbsp;i&lt;W
44dc0	41 56 45 53 3b 26 6e 62 73 70 3b 69 2b 2b 29 26 6e 62 73 70 3b 67 70 69 6f 57 61 76 65 44 65 6c	AVES;&nbsp;i++)&nbsp;gpioWaveDel
44de0	65 74 65 28 77 69 64 5b 69 5d 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	ete(wid[i]);<br><br>&nbsp;&nbsp;
44e00	26 6e 62 73 70 3b 70 72 69 6e 74 66 28 22 73 74 6f 70 26 6e 62 73 70 3b 70 69 73 63 6f 70 65 2c	&nbsp;printf("stop&nbsp;piscope,
44e20	26 6e 62 73 70 3b 70 72 65 73 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 22 29 3b 26 6e 62 73 70 3b	&nbsp;press&nbsp;return");&nbsp;
44e40	67 65 74 63 68 61 72 28 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	getchar();<br><br>&nbsp;&nbsp;&n
44e60	62 73 70 3b 67 70 69 6f 54 65 72 6d 69 6e 61 74 65 28 29 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 2f 63	bsp;gpioTerminate();<br>}<br></c
44e80	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 54 78 41 74 22 3e 3c	ode><h3><a.name="gpioWaveTxAt"><
44ea0	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
44ec0	61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 54 78 41 74 3c 73 6d 61 6c 6c 3e 28 76 6f 69	all></a>.gpioWaveTxAt<small>(voi
44ee0	64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65	d)</small></h3>.This.function.re
44f00	74 75 72 6e 73 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 63 75 72	turns.the.id.of.the.waveform.cur
44f20	72 65 6e 74 6c 79 20 62 65 69 6e 67 0a 74 72 61 6e 73 6d 69 74 74 65 64 20 75 73 69 6e 67 20 3c	rently.being.transmitted.using.<
44f40	61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 22 3e 67 70 69 6f 57 61 76	a.href="#gpioWaveTxSend">gpioWav
44f60	65 54 78 53 65 6e 64 3c 2f 61 3e 2e 20 20 43 68 61 69 6e 65 64 20 77 61 76 65 73 20 61 72 65 20	eTxSend</a>...Chained.waves.are.
44f80	6e 6f 74 20 73 75 70 70 6f 72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74	not.supported..<br><br>Returns.t
44fa0	68 65 20 77 61 76 65 66 6f 72 6d 20 69 64 20 6f 72 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c	he.waveform.id.or.one.of.the.fol
44fc0	6c 6f 77 69 6e 67 20 73 70 65 63 69 61 6c 20 76 61 6c 75 65 73 3a 0a 3c 62 72 3e 3c 62 72 3e 50	lowing.special.values:.<br><br>P
44fe0	49 5f 57 41 56 45 5f 4e 4f 54 5f 46 4f 55 4e 44 20 28 39 39 39 38 29 20 2d 20 74 72 61 6e 73 6d	I_WAVE_NOT_FOUND.(9998).-.transm
45000	00 00 00 45 6c 20 77 61 76 65 73 20 77 69 74 68 20 68 69 67 68 65 72 20 6e 75 6d 62 65 72 65 64	...El.waves.with.higher.numbered
45020	20 77 61 76 65 20 69 64 73 20 68 61 76 65 20 62 65 65 6e 20 64 65 6c 65 74 65 64 20 6f 72 20 68	.wave.ids.have.been.deleted.or.h
45040	61 76 65 0a 62 65 65 6e 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f 6e 2e 0a 3c	ave.been.flagged.for.deletion..<
45060	62 72 3e 3c 62 72 3e 2d 20 61 20 6e 65 77 20 77 61 76 65 20 69 73 20 63 72 65 61 74 65 64 20 77	br><br>-.a.new.wave.is.created.w
45080	68 69 63 68 20 75 73 65 73 20 65 78 61 63 74 6c 79 20 74 68 65 20 73 61 6d 65 20 72 65 73 6f 75	hich.uses.exactly.the.same.resou
450a0	72 63 65 73 20 61 73 0a 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 20 28 73 65 65 20 74 68	rces.as.the.current.wave.(see.th
450c0	65 20 43 20 73 6f 75 72 63 65 20 66 6f 72 20 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 20 66 6f	e.C.source.for.gpioWaveCreate.fo
450e0	72 20 64 65 74 61 69 6c 73 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 77 61 76 65 5f 69	r.details)..<br><br><code>wave_i
45100	64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74	d:&nbsp;&gt;=0,&nbsp;as&nbsp;ret
45120	75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69	urned&nbsp;by&nbsp;<a.href="#gpi
45140	6f 57 61 76 65 43 72 65 61 74 65 22 3e 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 3c 2f 61 3e 3c	oWaveCreate">gpioWaveCreate</a><
45160	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 57 61 76 65 20 69 64 73 20 61 72 65 20 61	br></code><br><br>Wave.ids.are.a
45180	6c 6c 6f 63 61 74 65 64 20 69 6e 20 6f 72 64 65 72 2c 20 30 2c 20 31 2c 20 32 2c 20 65 74 63 2e	llocated.in.order,.0,.1,.2,.etc.
451a0	0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77	.<br><br>Returns.0.if.OK,.otherw
451c0	69 73 65 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	ise.PI_BAD_WAVE_ID..<h3><a.name=
451e0	22 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69	"gpioWaveTxSend"></a><a.href="#i
45200	6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57	nt"><small>int</small></a>.gpioW
45220	61 76 65 54 78 53 65 6e 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	aveTxSend<small>(<a.href="#unsig
45240	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65	ned">unsigned</a>.<a.href="#wave
45260	5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	_id">wave_id</a>,.<a.href="#unsi
45280	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76	gned">unsigned</a>.<a.href="#wav
452a0	65 5f 6d 6f 64 65 22 3e 77 61 76 65 5f 6d 6f 64 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	e_mode">wave_mode</a>)</small></
452c0	68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 6d 69 74 73 20 74 68 65 20	h3>.This.function.transmits.the.
452e0	77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 77 61 76 65 5f 69 64 2e 20 20 54 68 65 20 6d	waveform.with.id.wave_id...The.m
45300	6f 64 65 0a 64 65 74 65 72 6d 69 6e 65 73 20 77 68 65 74 68 65 72 20 74 68 65 20 77 61 76 65 66	ode.determines.whether.the.wavef
45320	6f 72 6d 20 69 73 20 73 65 6e 74 20 6f 6e 63 65 20 6f 72 20 63 79 63 6c 65 73 20 65 6e 64 6c 65	orm.is.sent.once.or.cycles.endle
45340	73 73 6c 79 2e 0a 54 68 65 20 53 59 4e 43 20 76 61 72 69 61 6e 74 73 20 77 61 69 74 20 66 6f 72	ssly..The.SYNC.variants.wait.for
45360	20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 72 65 61 63 68 20 74	.the.current.waveform.to.reach.t
45380	68 65 0a 65 6e 64 20 6f 66 20 61 20 63 79 63 6c 65 20 6f 72 20 66 69 6e 69 73 68 20 62 65 66 6f	he.end.of.a.cycle.or.finish.befo
453a0	72 65 20 73 74 61 72 74 69 6e 67 20 74 68 65 20 6e 65 77 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62	re.starting.the.new.waveform..<b
453c0	72 3e 3c 62 72 3e 57 41 52 4e 49 4e 47 3a 20 62 61 64 20 74 68 69 6e 67 73 20 6d 61 79 20 68 61	r><br>WARNING:.bad.things.may.ha
453e0	70 70 65 6e 20 69 66 20 79 6f 75 20 64 65 6c 65 74 65 20 74 68 65 20 70 72 65 76 69 6f 75 73 0a	ppen.if.you.delete.the.previous.
45400	77 61 76 65 66 6f 72 6d 20 62 65 66 6f 72 65 20 69 74 20 68 61 73 20 62 65 65 6e 20 73 79 6e 63	waveform.before.it.has.been.sync
45420	65 64 20 74 6f 20 74 68 65 20 6e 65 77 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e	ed.to.the.new.waveform..<br><br>
45440	4e 4f 54 45 3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62	NOTE:.Any.hardware.PWM.started.b
45460	79 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 48 61 72 64 77 61 72 65 50 57 4d 22 3e 67 70 69	y.<a.href="#gpioHardwarePWM">gpi
45480	6f 48 61 72 64 77 61 72 65 50 57 4d 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c	oHardwarePWM</a>.will.be.cancell
454a0	65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 61	ed..<br><br><code>&nbsp;&nbsp;wa
454c0	76 65 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70	ve_id:&nbsp;&gt;=0,&nbsp;as&nbsp
454e0	3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22	;returned&nbsp;by&nbsp;<a.href="
45500	23 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 22 3e 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 3c	#gpioWaveCreate">gpioWaveCreate<
45520	2f 61 3e 3c 62 72 3e 77 61 76 65 5f 6d 6f 64 65 3a 26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d	/a><br>wave_mode:&nbsp;PI_WAVE_M
45540	4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 2c 26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f	ODE_ONE_SHOT,&nbsp;PI_WAVE_MODE_
45560	52 45 50 45 41 54 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	REPEAT,<br>&nbsp;&nbsp;&nbsp;&nb
45580	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
455a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48	;&nbsp;&nbsp;PI_WAVE_MODE_ONE_SH
455c0	4f 54 5f 53 59 4e 43 2c 26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41	OT_SYNC,&nbsp;PI_WAVE_MODE_REPEA
455e0	54 5f 53 59 4e 43 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	T_SYNC<br></code><br><br>Returns
45600	20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b	.the.number.of.DMA.control.block
45620	73 20 69 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69	s.in.the.waveform.if.OK,.otherwi
45640	73 65 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 2c 20 6f 72 20 50 49 5f 42 41 44 5f 57 41 56	se.PI_BAD_WAVE_ID,.or.PI_BAD_WAV
45660	45 5f 4d 4f 44 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 43 68 61	E_MODE..<h3><a.name="gpioWaveCha
45680	69 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	in"></a><a.href="#int"><small>in
456a0	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 43 68 61 69 6e 3c 73 6d 61 6c	t</small></a>.gpioWaveChain<smal
456c0	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68	l>(<a.href="#char">char</a>.<a.h
456e0	72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	ref="#*buf">*buf</a>,.<a.href="#
45700	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
45720	23 62 75 66 53 69 7a 65 22 3e 62 75 66 53 69 7a 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	#bufSize">bufSize</a>)</small></
45740	68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 6d 69 74 73 20 61 20 63 68	h3>.This.function.transmits.a.ch
45760	61 69 6e 20 6f 66 20 77 61 76 65 66 6f 72 6d 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20	ain.of.waveforms..<br><br>NOTE:.
45780	41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20 68	Any.hardware.PWM.started.by.<a.h
457a0	72 65 66 3d 22 23 67 70 69 6f 48 61 72 64 77 61 72 65 50 57 4d 22 3e 67 70 69 6f 48 61 72 64 77	ref="#gpioHardwarePWM">gpioHardw
457c0	61 72 65 50 57 4d 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62	arePWM</a>.will.be.cancelled..<b
457e0	72 3e 3c 62 72 3e 54 68 65 20 77 61 76 65 73 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65	r><br>The.waves.to.be.transmitte
45800	64 20 61 72 65 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20	d.are.specified.by.the.contents.
45820	6f 66 20 62 75 66 0a 77 68 69 63 68 20 63 6f 6e 74 61 69 6e 73 20 61 6e 20 6f 72 64 65 72 65 64	of.buf.which.contains.an.ordered
45840	20 6c 69 73 74 20 6f 66 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65	.list.of.<a.href="#wave_id">wave
45860	5f 69 64 3c 2f 61 3e 73 20 61 6e 64 20 6f 70 74 69 6f 6e 61 6c 20 63 6f 6d 6d 61 6e 64 0a 63 6f	_id</a>s.and.optional.command.co
45880	64 65 73 20 61 6e 64 20 72 65 6c 61 74 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	des.and.related.data..<br><br><c
458a0	6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a	ode>&nbsp;&nbsp;&nbsp;&nbsp;buf:
458c0	26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e	&nbsp;pointer&nbsp;to&nbsp;the&n
458e0	62 73 70 3b 77 61 76 65 5f 69 64 73 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 6f 70 74 69 6f	bsp;wave_ids&nbsp;and&nbsp;optio
45900	6e 61 6c 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 26 6e 62 73 70 3b 63 6f 64 65 73 3c 62 72 3e 62	nal&nbsp;command&nbsp;codes<br>b
45920	75 66 53 69 7a 65 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73	ufSize:&nbsp;the&nbsp;number&nbs
45940	70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 62 75 66	p;of&nbsp;bytes&nbsp;in&nbsp;buf
45960	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20	<br></code><br><br>Returns.0.if.
45980	4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 43 48 41 49 4e 5f 4e 45 53 54 49 4e 47 2c 20	OK,.otherwise.PI_CHAIN_NESTING,.
459a0	50 49 5f 43 48 41 49 4e 5f 4c 4f 4f 50 5f 43 4e 54 2c 20 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f	PI_CHAIN_LOOP_CNT,.PI_BAD_CHAIN_
459c0	4c 4f 4f 50 2c 20 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 43 4d 44 2c 20 50 49 5f 43 48 41 49 4e	LOOP,.PI_BAD_CHAIN_CMD,.PI_CHAIN
459e0	5f 43 4f 55 4e 54 45 52 2c 0a 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 44 45 4c 41 59 2c 20 50 49	_COUNTER,.PI_BAD_CHAIN_DELAY,.PI
45a00	5f 43 48 41 49 4e 5f 54 4f 4f 5f 42 49 47 2c 20 6f 72 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49	_CHAIN_TOO_BIG,.or.PI_BAD_WAVE_I
45a20	44 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 77 61 76 65 20 69 73 20 74 72 61 6e 73 6d 69 74	D..<br><br>Each.wave.is.transmit
45a40	74 65 64 20 69 6e 20 74 68 65 20 6f 72 64 65 72 20 73 70 65 63 69 66 69 65 64 2e 20 20 41 20 77	ted.in.the.order.specified...A.w
45a60	61 76 65 20 6d 61 79 0a 6f 63 63 75 72 20 6d 75 6c 74 69 70 6c 65 20 74 69 6d 65 73 20 70 65 72	ave.may.occur.multiple.times.per
45a80	20 63 68 61 69 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 62 6c 6f 63 6b 73 20 6f 66 20 77 61 76 65	.chain..<br><br>A.blocks.of.wave
45aa0	73 20 6d 61 79 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6d 75 6c 74 69 70 6c 65 20 74 69	s.may.be.transmitted.multiple.ti
45ac0	6d 65 73 20 62 79 20 75 73 69 6e 67 0a 74 68 65 20 6c 6f 6f 70 20 63 6f 6d 6d 61 6e 64 73 2e 20	mes.by.using.the.loop.commands..
45ae0	54 68 65 20 62 6c 6f 63 6b 20 69 73 20 62 72 61 63 6b 65 74 65 64 20 62 79 20 6c 6f 6f 70 20 73	The.block.is.bracketed.by.loop.s
45b00	74 61 72 74 20 61 6e 64 0a 65 6e 64 20 63 6f 6d 6d 61 6e 64 73 2e 20 20 4c 6f 6f 70 73 20 6d 61	tart.and.end.commands...Loops.ma
45b20	79 20 62 65 20 6e 65 73 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 44 65 6c 61 79 73 20 62 65 74 77	y.be.nested..<br><br>Delays.betw
45b40	65 65 6e 20 77 61 76 65 73 20 6d 61 79 20 62 65 20 61 64 64 65 64 20 77 69 74 68 20 74 68 65 20	een.waves.may.be.added.with.the.
45b60	64 65 6c 61 79 20 63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f	delay.command..<br><br>The.follo
45b80	77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65 64	wing.command.codes.are.supported
45ba0	3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c	:.<br><br><table.border="1".cell
45bc0	70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f	padding="2".cellspacing="2"><tbo
45be0	64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44 61	dy><tr><td>Name</td><td>Cmd.&.Da
45c00	74 61 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	ta</td><td>Meaning</td></tr><tr>
45c20	3c 74 64 3e 4c 6f 6f 70 20 53 74 61 72 74 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 30 3c 2f 74 64	<td>Loop.Start</td><td>255.0</td
45c40	3e 3c 74 64 3e 49 64 65 6e 74 69 66 79 20 73 74 61 72 74 20 6f 66 20 61 20 77 61 76 65 20 62 6c	><td>Identify.start.of.a.wave.bl
45c60	6f 63 6b 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 52 65 70 65 61 74	ock</td></tr><tr><td>Loop.Repeat
45c80	3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 31 20 78 20 79 3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70 20	</td><td>255.1.x.y</td><td>loop.
45ca0	78 20 2b 20 79 2a 32 35 36 20 74 69 6d 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	x.+.y*256.times</td></tr><tr><td
45cc0	3e 44 65 6c 61 79 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 32 20 78 20 79 3c 2f 74 64 3e 3c 74 64	>Delay</td><td>255.2.x.y</td><td
45ce0	3e 64 65 6c 61 79 20 78 20 2b 20 79 2a 32 35 36 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 3c 2f 74	>delay.x.+.y*256.microseconds</t
45d00	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 46 6f 72 65 76 65 72 3c 2f 74 64 3e	d></tr><tr><td>Loop.Forever</td>
45d20	3c 74 64 3e 32 35 35 20 33 3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70 20 66 6f 72 65 76 65 72 3c 2f	<td>255.3</td><td>loop.forever</
45d40	74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e	td></tr></tbody></table><br><br>
45d60	49 66 20 70 72 65 73 65 6e 74 20 4c 6f 6f 70 20 46 6f 72 65 76 65 72 20 6d 75 73 74 20 62 65 20	If.present.Loop.Forever.must.be.
45d80	74 68 65 20 6c 61 73 74 20 65 6e 74 72 79 20 69 6e 20 74 68 65 20 63 68 61 69 6e 2e 0a 3c 62 72	the.last.entry.in.the.chain..<br
45da0	3e 3c 62 72 3e 54 68 65 20 63 6f 64 65 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 64 69 6d 65 6e	><br>The.code.is.currently.dimen
45dc0	73 69 6f 6e 65 64 20 74 6f 20 73 75 70 70 6f 72 74 20 61 20 63 68 61 69 6e 20 77 69 74 68 20 72	sioned.to.support.a.chain.with.r
45de0	6f 75 67 68 6c 79 0a 36 30 30 20 65 6e 74 72 69 65 73 20 61 6e 64 20 32 30 20 6c 6f 6f 70 20 63	oughly.600.entries.and.20.loop.c
45e00	6f 75 6e 74 65 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70	ounters..<br><br><b><small>Examp
45e20	6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 69 6e 63	le</small></b><br><br><code>#inc
45e40	6c 75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 23 69 6e	lude&nbsp;&lt;stdio.h&gt;<br>#in
45e60	63 6c 75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 70 69 67 70 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 3c	clude&nbsp;&lt;pigpio.h&gt;<br><
45e80	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 57 41 56 45 53 26 6e 62 73 70 3b 35 3c 62 72 3e	br>#define&nbsp;WAVES&nbsp;5<br>
45ea0	23 64 65 66 69 6e 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 3c 62 72 3e 3c 62 72 3e	#define&nbsp;GPIO&nbsp;4<br><br>
45ec0	69 6e 74 26 6e 62 73 70 3b 6d 61 69 6e 28 69 6e 74 26 6e 62 73 70 3b 61 72 67 63 2c 26 6e 62 73	int&nbsp;main(int&nbsp;argc,&nbs
45ee0	70 3b 63 68 61 72 26 6e 62 73 70 3b 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62	p;char&nbsp;*argv[])<br>{<br>&nb
45f00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 69 2c 26 6e 62 73 70 3b	sp;&nbsp;&nbsp;int&nbsp;i,&nbsp;
45f20	77 69 64 5b 57 41 56 45 53 5d 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	wid[WAVES];<br><br>&nbsp;&nbsp;&
45f40	6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 28 29 26 6c	nbsp;if&nbsp;(gpioInitialise()&l
45f60	74 3b 30 29 26 6e 62 73 70 3b 72 65 74 75 72 6e 26 6e 62 73 70 3b 2d 31 3b 3c 62 72 3e 3c 62 72	t;0)&nbsp;return&nbsp;-1;<br><br
45f80	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 53 65 74 4d 6f 64 65 28 47	>&nbsp;&nbsp;&nbsp;gpioSetMode(G
45fa0	50 49 4f 2c 26 6e 62 73 70 3b 50 49 5f 4f 55 54 50 55 54 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62	PIO,&nbsp;PI_OUTPUT);<br><br>&nb
45fc0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 66 28 22 73 74 61 72 74 26 6e 62 73	sp;&nbsp;&nbsp;printf("start&nbs
45fe0	70 3b 70 69 73 63 6f 70 65 2c 26 6e 62 73 70 3b 70 72 65 73 73 26 6e 62 73 70 3b 72 65 74 75 72	p;piscope,&nbsp;press&nbsp;retur
46000	0d 00 00 00 02 09 ba 00 0e 0f 09 ba 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
460a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
460c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
460e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
461a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
461c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
461e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
462a0	00 00 00 00 00 00 04 ad 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
462c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
462e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0a ca	................................
46300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
463a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
463c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
463e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
464a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
464c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
464e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
465a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
465c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
465e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
466a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
466c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
466e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
467a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
467c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
467e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
468a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
468c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
468e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
46960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 9e 00 00 00 00 00 00 00 00 00 00 00	................................
46980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
469a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 a8 4a 02 0b 1b 1b	...........................J....
469c0	02 09 27 29 1d 21 d0 11 70 69 67 70 69 6f 64 70 69 67 70 69 6f 64 0b b8 70 69 67 70 69 6f 20 44	..').!..pigpiodpigpiod..pigpio.D
469e0	61 65 6d 6f 6e 62 72 65 61 64 62 6f 61 72 64 2e 6a 70 67 63 61 70 73 2e 6a 70 67 64 72 69 76 65	aemonbreadboard.jpgcaps.jpgdrive
46a00	72 2e 6a 70 67 70 69 67 70 69 6f 64 20 69 73 20 61 20 75 74 69 6c 69 74 79 20 77 68 69 63 68 20	r.jpgpigpiod.is.a.utility.which.
46a20	6c 61 75 6e 63 68 65 73 20 74 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 61 73 20 61	launches.the.pigpio.library.as.a
46a40	20 64 61 65 6d 6f 6e 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 4f 6e 63 65 20 6c 61 75 6e 63 68 65 64 20	.daemon.<br>.<br>.Once.launched.
46a60	74 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 72 75 6e 73 20 69 6e 20 74 68 65 20 62	the.pigpio.library.runs.in.the.b
46a80	61 63 6b 67 72 6f 75 6e 64 20 61 63 63 65 70 74 69 6e 67 20 63 6f 6d 6d 61 6e 64 73 20 66 72 6f	ackground.accepting.commands.fro
46aa0	6d 20 74 68 65 20 70 69 70 65 20 61 6e 64 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 73	m.the.pipe.and.socket.interfaces
46ac0	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 70 69 67 70 69 6f 64 20 75 74 69 6c 69 74 79 20 72	.<br>.<br>.The.pigpiod.utility.r
46ae0	65 71 75 69 72 65 73 20 73 75 64 6f 20 70 72 69 76 69 6c 65 67 65 73 20 74 6f 20 6c 61 75 6e 63	equires.sudo.privileges.to.launc
46b00	68 20 74 68 65 20 6c 69 62 72 61 72 79 20 62 75 74 20 74 68 65 72 65 61 66 74 65 72 20 74 68 65	h.the.library.but.thereafter.the
46b20	20 70 69 70 65 20 61 6e 64 20 73 6f 63 6b 65 74 20 63 6f 6d 6d 61 6e 64 73 20 6d 61 79 20 62 65	.pipe.and.socket.commands.may.be
46b40	20 69 73 73 75 65 64 20 62 79 20 6e 6f 72 6d 61 6c 20 75 73 65 72 73 2e 3c 62 72 3e 0a 3c 62 72	.issued.by.normal.users.<br>.<br
46b60	3e 0a 70 69 67 70 69 6f 64 20 61 63 63 65 70 74 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20	>.pigpiod.accepts.the.following.
46b80	63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 6f 70 74 69 6f 6e 73 3c 62 72 3e 0a 3c 62 72 3e 0a 3c	configuration.options<br>.<br>.<
46ba0	74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22	table.border="1".cellpadding="2"
46bc0	20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e	.cellspacing="2"><tbody><tr><td>
46be0	3c 62 3e 2d 61 20 76 61 6c 75 65 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 44 4d 41 20 6d 65 6d 6f	<b>-a.value</b></td><td>DMA.memo
46c00	72 79 20 61 6c 6c 6f 63 61 74 69 6f 6e 20 6d 6f 64 65 3c 2f 74 64 3e 3c 74 64 3e 30 3d 41 55 54	ry.allocation.mode</td><td>0=AUT
46c20	4f 2c 20 31 3d 50 4d 41 50 2c 20 32 3d 4d 42 4f 58 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75 6c	O,.1=PMAP,.2=MBOX</td><td>Defaul
46c40	74 20 41 55 54 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 62 20 76	t.AUTO.</td></tr><tr><td><b>-b.v
46c60	61 6c 75 65 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 20 73 61 6d 70 6c 65 20 62 75 66	alue</b></td><td>GPIO.sample.buf
46c80	66 65 72 20 73 69 7a 65 20 69 6e 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 3c 2f 74 64 3e 3c 74 64	fer.size.in.milliseconds</td><td
46ca0	3e 31 30 30 2d 31 30 30 30 30 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75 6c 74 20 31 32 30 0a 3c	>100-10000</td><td>Default.120.<
46cc0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 63 20 76 61 6c 75 65 3c 2f 62 3e	/td></tr><tr><td><b>-c.value</b>
46ce0	3c 2f 74 64 3e 3c 74 64 3e 4c 69 62 72 61 72 79 20 69 6e 74 65 72 6e 61 6c 20 73 65 74 74 69 6e	</td><td>Library.internal.settin
46d00	67 73 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75 6c 74 20 30 0a 3c 2f	gs</td><td></td><td>Default.0.</
46d20	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 64 20 76 61 6c 75 65 3c 2f 62 3e 3c	td></tr><tr><td><b>-d.value</b><
46d40	2f 74 64 3e 3c 74 64 3e 50 72 69 6d 61 72 79 20 44 4d 41 20 63 68 61 6e 6e 65 6c 3c 2f 74 64 3e	/td><td>Primary.DMA.channel</td>
46d60	3c 74 64 3e 30 2d 31 34 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75 6c 74 20 31 34 0a 3c 2f 74 64	<td>0-14</td><td>Default.14.</td
46d80	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 65 20 76 61 6c 75 65 3c 2f 62 3e 3c 2f 74	></tr><tr><td><b>-e.value</b></t
46da0	64 3e 3c 74 64 3e 53 65 63 6f 6e 64 61 72 79 20 44 4d 41 20 63 68 61 6e 6e 65 6c 3c 2f 74 64 3e	d><td>Secondary.DMA.channel</td>
46dc0	3c 74 64 3e 30 2d 31 34 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75 6c 74 20 36 2e 20 20 50 72 65	<td>0-14</td><td>Default.6...Pre
46de0	66 65 72 61 62 6c 79 20 75 73 65 20 6f 6e 65 20 6f 66 20 44 4d 41 20 63 68 61 6e 6e 65 6c 73 20	ferably.use.one.of.DMA.channels.
46e00	30 20 74 6f 20 36 20 66 6f 72 20 00 00 01 43 81 a2 76 01 0c 17 19 02 09 31 1b 1f 1f 82 c4 71 69	0.to.6.for....C..v......1.....qi
46e20	6e 64 65 78 70 69 67 70 69 6f 03 e8 54 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 72 70	ndexpigpio..The.pigpio.libraryrp
46e40	69 2e 6a 70 67 73 65 72 76 6f 2e 6a 70 67 6d 6f 74 6f 72 2e 6a 70 67 0a 70 69 67 70 69 6f 20 69	i.jpgservo.jpgmotor.jpg.pigpio.i
46e60	73 20 61 20 6c 69 62 72 61 72 79 20 66 6f 72 20 74 68 65 20 52 61 73 70 62 65 72 72 79 20 77 68	s.a.library.for.the.Raspberry.wh
46e80	69 63 68 20 61 6c 6c 6f 77 73 20 63 6f 6e 74 72 6f 6c 20 6f 66 20 74 68 65 0a 47 65 6e 65 72 61	ich.allows.control.of.the.Genera
46ea0	6c 20 50 75 72 70 6f 73 65 20 49 6e 70 75 74 20 4f 75 74 70 75 74 73 20 28 47 50 49 4f 29 2e 26	l.Purpose.Input.Outputs.(GPIO).&
46ec0	6e 62 73 70 3b 20 70 69 67 70 69 6f 20 77 6f 72 6b 73 20 6f 6e 20 61 6c 6c 0a 76 65 72 73 69 6f	nbsp;.pigpio.works.on.all.versio
46ee0	6e 73 20 6f 66 20 74 68 65 20 50 69 2e 0a 3c 70 3e 3c 61 20 68 72 65 66 3d 22 64 6f 77 6e 6c 6f	ns.of.the.Pi..<p><a.href="downlo
46f00	61 64 2e 68 74 6d 6c 22 3e 44 6f 77 6e 6c 6f 61 64 3c 2f 61 3e 3c 62 72 3e 3c 2f 70 3e 0a 3c 68	ad.html">Download</a><br></p>.<h
46f20	33 3e 46 65 61 74 75 72 65 73 3c 62 72 3e 3c 2f 68 33 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 0a 3c 70	3>Features<br></h3>.<ul>.<li>.<p
46f40	3e 68 61 72 64 77 61 72 65 20 74 69 6d 65 64 20 73 61 6d 70 6c 69 6e 67 20 61 6e 64 20 74 69 6d	>hardware.timed.sampling.and.tim
46f60	65 2d 73 74 61 6d 70 69 6e 67 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 20 65 76 65 72 79 20 35 0a	e-stamping.of.GPIO.0-31.every.5.
46f80	75 73 3c 62 72 3e 3c 2f 70 3e 0a 3c 2f 6c 69 3e 0a 3c 6c 69 3e 0a 3c 70 3e 68 61 72 64 77 61 72	us<br></p>.</li>.<li>.<p>hardwar
46fa0	65 20 74 69 6d 65 64 20 50 57 4d 20 6f 6e 20 61 6c 6c 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 3c	e.timed.PWM.on.all.of.GPIO.0-31<
46fc0	62 72 3e 3c 2f 70 3e 0a 3c 2f 6c 69 3e 0a 3c 6c 69 3e 0a 3c 70 3e 68 61 72 64 77 61 72 65 20 74	br></p>.</li>.<li>.<p>hardware.t
46fe0	69 6d 65 64 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 61 6c 6c 20 6f 66 20 00 00 01 5b	imed.servo.pulses.on.all.of....[
47000	0d 00 00 00 01 00 8e 00 00 8e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0f e4	................................
47020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
47040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
47060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
47080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 8f bc 76 03 0c 13 25 02 09 31 1f 1b 1b 9e f8 6d 63 69	................v...%..1.....mci
470a0	66 70 69 67 70 69 6f 20 43 20 49 2f 46 07 d0 70 69 67 70 69 6f 20 43 20 49 6e 74 65 72 66 61 63	fpigpio.C.I/F..pigpio.C.Interfac
470c0	65 69 6d 75 2d 31 2e 6a 70 67 6c 63 64 2e 6a 70 67 70 73 75 2e 6a 70 67 3c 62 72 3e 3c 62 72 3e	eimu-1.jpglcd.jpgpsu.jpg<br><br>
470e0	70 69 67 70 69 6f 20 69 73 20 61 20 43 20 6c 69 62 72 61 72 79 20 66 6f 72 20 74 68 65 20 52 61	pigpio.is.a.C.library.for.the.Ra
47100	73 70 62 65 72 72 79 20 77 68 69 63 68 20 61 6c 6c 6f 77 73 20 63 6f 6e 74 72 6f 6c 20 6f 66 20	spberry.which.allows.control.of.
47120	74 68 65 20 47 50 49 4f 2e 0a 3c 68 33 3e 46 65 61 74 75 72 65 73 3c 2f 68 33 3e 6f 20 68 61 72	the.GPIO..<h3>Features</h3>o.har
47140	64 77 61 72 65 20 74 69 6d 65 64 20 50 57 4d 20 6f 6e 20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30	dware.timed.PWM.on.any.of.GPIO.0
47160	2d 33 31 0a 3c 62 72 3e 3c 62 72 3e 6f 20 68 61 72 64 77 61 72 65 20 74 69 6d 65 64 20 73 65 72	-31.<br><br>o.hardware.timed.ser
47180	76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 0a 3c 62	vo.pulses.on.any.of.GPIO.0-31.<b
471a0	72 3e 3c 62 72 3e 6f 20 63 61 6c 6c 62 61 63 6b 73 20 77 68 65 6e 20 61 6e 79 20 6f 66 20 47 50	r><br>o.callbacks.when.any.of.GP
471c0	49 4f 20 30 2d 33 31 20 63 68 61 6e 67 65 20 73 74 61 74 65 0a 3c 62 72 3e 3c 62 72 3e 6f 20 63	IO.0-31.change.state.<br><br>o.c
471e0	61 6c 6c 62 61 63 6b 73 20 61 74 20 74 69 6d 65 64 20 69 6e 74 65 72 76 61 6c 73 0a 3c 62 72 3e	allbacks.at.timed.intervals.<br>
47200	3c 62 72 3e 6f 20 72 65 61 64 69 6e 67 2f 77 72 69 74 69 6e 67 20 61 6c 6c 20 6f 66 20 74 68 65	<br>o.reading/writing.all.of.the
47220	20 47 50 49 4f 20 69 6e 20 61 20 62 61 6e 6b 20 61 73 20 6f 6e 65 20 6f 70 65 72 61 74 69 6f 6e	.GPIO.in.a.bank.as.one.operation
47240	0a 3c 62 72 3e 3c 62 72 3e 6f 20 69 6e 64 69 76 69 64 75 61 6c 6c 79 20 73 65 74 74 69 6e 67 20	.<br><br>o.individually.setting.
47260	47 50 49 4f 20 6d 6f 64 65 73 2c 20 72 65 61 64 69 6e 67 20 61 6e 64 20 77 72 69 74 69 6e 67 0a	GPIO.modes,.reading.and.writing.
47280	3c 62 72 3e 3c 62 72 3e 6f 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 77 68 65 6e 20 61 6e 79	<br><br>o.notifications.when.any
472a0	20 6f 66 20 47 50 49 4f 20 30 2d 33 31 20 63 68 61 6e 67 65 20 73 74 61 74 65 0a 3c 62 72 3e 3c	.of.GPIO.0-31.change.state.<br><
472c0	62 72 3e 6f 20 74 68 65 20 63 6f 6e 73 74 72 75 63 74 69 6f 6e 20 6f 66 20 6f 75 74 70 75 74 20	br>o.the.construction.of.output.
472e0	77 61 76 65 66 6f 72 6d 73 20 77 69 74 68 20 6d 69 63 72 6f 73 65 63 6f 6e 64 20 74 69 6d 69 6e	waveforms.with.microsecond.timin
47300	67 0a 3c 62 72 3e 3c 62 72 3e 6f 20 72 75 64 69 6d 65 6e 74 61 72 79 20 70 65 72 6d 69 73 73 69	g.<br><br>o.rudimentary.permissi
47320	6f 6e 20 63 6f 6e 74 72 6f 6c 20 6f 76 65 72 20 47 50 49 4f 0a 3c 62 72 3e 3c 62 72 3e 6f 20 61	on.control.over.GPIO.<br><br>o.a
47340	20 73 69 6d 70 6c 65 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 73 74 61 72 74 20 61 6e 64 20 73	.simple.interface.to.start.and.s
47360	74 6f 70 20 6e 65 77 20 74 68 72 65 61 64 73 0a 3c 62 72 3e 3c 62 72 3e 6f 20 49 32 43 2c 20 53	top.new.threads.<br><br>o.I2C,.S
47380	50 49 2c 20 61 6e 64 20 73 65 72 69 61 6c 20 6c 69 6e 6b 20 77 72 61 70 70 65 72 73 0a 3c 62 72	PI,.and.serial.link.wrappers.<br
473a0	3e 3c 62 72 3e 6f 20 63 72 65 61 74 69 6e 67 20 61 6e 64 20 72 75 6e 6e 69 6e 67 20 73 63 72 69	><br>o.creating.and.running.scri
473c0	70 74 73 0a 3c 68 33 3e 47 50 49 4f 3c 2f 68 33 3e 41 4c 4c 20 47 50 49 4f 20 61 72 65 20 69 64	pts.<h3>GPIO</h3>ALL.GPIO.are.id
473e0	65 6e 74 69 66 69 65 64 20 62 79 20 74 68 65 69 72 20 42 72 6f 61 64 63 6f 6d 20 6e 75 6d 62 65	entified.by.their.Broadcom.numbe
47400	72 2e 0a 3c 68 33 3e 43 72 65 64 69 74 73 3c 2f 68 33 3e 54 68 65 20 50 57 4d 20 61 6e 64 20 73	r..<h3>Credits</h3>The.PWM.and.s
47420	65 72 76 6f 20 70 75 6c 73 65 73 20 61 72 65 20 74 69 6d 65 64 20 75 73 69 6e 67 20 74 68 65 20	ervo.pulses.are.timed.using.the.
47440	44 4d 41 20 61 6e 64 20 50 57 4d 20 70 65 72 69 70 68 65 72 61 6c 73 2e 0a 3c 62 72 3e 3c 62 72	DMA.and.PWM.peripherals..<br><br
47460	3e 54 68 69 73 20 75 73 65 20 77 61 73 20 69 6e 73 70 69 72 65 64 20 62 79 20 52 69 63 68 61 72	>This.use.was.inspired.by.Richar
47480	64 20 48 69 72 73 74 27 73 20 73 65 72 76 6f 62 6c 61 73 74 65 72 20 6b 65 72 6e 65 6c 20 6d 6f	d.Hirst's.servoblaster.kernel.mo
474a0	64 75 6c 65 2e 0a 3c 68 33 3e 55 73 61 67 65 3c 2f 68 33 3e 49 6e 63 6c 75 64 65 20 26 6c 74 3b	dule..<h3>Usage</h3>Include.&lt;
474c0	70 69 67 70 69 6f 2e 68 26 67 74 3b 20 69 6e 20 79 6f 75 72 20 73 6f 75 72 63 65 20 66 69 6c 65	pigpio.h&gt;.in.your.source.file
474e0	73 2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 73 75 6d 69 6e 67 20 79 6f 75 72 20 73 6f 75 72 63 65 20	s..<br><br>Assuming.your.source.
47500	69 73 20 69 6e 20 70 72 6f 67 2e 63 20 75 73 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63	is.in.prog.c.use.the.following.c
47520	6f 6d 6d 61 6e 64 20 74 6f 20 62 75 69 6c 64 20 61 6e 64 0a 72 75 6e 20 74 68 65 20 65 78 65 63	ommand.to.build.and.run.the.exec
47540	75 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 63 63 26 6e 62 73 70 3b 2d	utable..<br><br><code>gcc&nbsp;-
47560	57 61 6c 6c 26 6e 62 73 70 3b 2d 70 74 68 72 65 61 64 26 6e 62 73 70 3b 2d 6f 26 6e 62 73 70 3b	Wall&nbsp;-pthread&nbsp;-o&nbsp;
47580	70 72 6f 67 26 6e 62 73 70 3b 70 72 6f 67 2e 63 26 6e 62 73 70 3b 2d 6c 70 69 67 70 69 6f 26 6e	prog&nbsp;prog.c&nbsp;-lpigpio&n
475a0	62 73 70 3b 2d 6c 72 74 3c 62 72 3e 73 75 64 6f 26 6e 62 73 70 3b 2e 2f 70 72 6f 67 3c 62 72 3e	bsp;-lrt<br>sudo&nbsp;./prog<br>
475c0	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 65 78 61 6d 70 6c 65 73 20 6f 66 20 75	</code><br><br>For.examples.of.u
475e0	73 61 67 65 20 73 65 65 20 74 68 65 20 43 20 70 72 6f 67 72 61 6d 73 20 77 69 74 68 69 6e 20 74	sage.see.the.C.programs.within.t
47600	68 65 20 70 69 67 70 69 6f 20 61 72 63 68 69 76 65 20 66 69 6c 65 2e 0a 3c 68 33 3e 4e 6f 74 65	he.pigpio.archive.file..<h3>Note
47620	73 3c 2f 68 33 3e 41 6c 6c 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 73 20 77 68 69 63 68 20 72 65	s</h3>All.the.functions.which.re
47640	74 75 72 6e 20 61 6e 20 69 6e 74 20 72 65 74 75 72 6e 20 26 6c 74 3b 20 30 20 6f 6e 20 65 72 72	turn.an.int.return.&lt;.0.on.err
47660	6f 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69 74 69 61	or..<br><br><a.href="#gpioInitia
47680	6c 69 73 65 22 3e 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 20 6d 75 73 74 20 62 65	lise">gpioInitialise</a>.must.be
476a0	20 63 61 6c 6c 65 64 20 62 65 66 6f 72 65 20 61 6c 6c 20 6f 74 68 65 72 20 6c 69 62 72 61 72 79	.called.before.all.other.library
476c0	20 66 75 6e 63 74 69 6f 6e 73 0a 77 69 74 68 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 78	.functions.with.the.following.ex
476e0	63 65 70 74 69 6f 6e 73 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 3c 61 20 68 72 65 66 3d	ceptions:.<br><br><code><a.href=
47700	22 23 67 70 69 6f 43 66 67 2a 22 3e 67 70 69 6f 43 66 67 2a 3c 2f 61 3e 3c 62 72 3e 3c 61 20 68	"#gpioCfg*">gpioCfg*</a><br><a.h
47720	72 65 66 3d 22 23 67 70 69 6f 56 65 72 73 69 6f 6e 22 3e 67 70 69 6f 56 65 72 73 69 6f 6e 3c 2f	ref="#gpioVersion">gpioVersion</
47740	61 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69	a><br><a.href="#gpioHardwareRevi
47760	73 69 6f 6e 22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69 73 69 6f 6e 3c 2f 61 3e 3c 62	sion">gpioHardwareRevision</a><b
47780	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 20 6c 69 62 72 61 72 79 20	r></code><br><br>If.the.library.
477a0	69 73 20 6e 6f 74 20 69 6e 69 74 69 61 6c 69 73 65 64 20 61 6c 6c 20 62 75 74 20 74 68 65 20 3c	is.not.initialised.all.but.the.<
477c0	61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 2a 22 3e 67 70 69 6f 43 66 67 2a 3c 2f 61 3e 2c	a.href="#gpioCfg*">gpioCfg*</a>,
477e0	0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 56 65 72 73 69 6f 6e 22 3e 67 70 69 6f 56 65 72 73	.<a.href="#gpioVersion">gpioVers
47800	69 6f 6e 3c 2f 61 3e 2c 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 48 61 72 64 77	ion</a>,.and.<a.href="#gpioHardw
47820	61 72 65 52 65 76 69 73 69 6f 6e 22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69 73 69 6f	areRevision">gpioHardwareRevisio
47840	6e 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 20 77 69 6c 6c 0a 72 65 74 75 72 6e 20 65 72 72 6f	n</a>.functions.will.return.erro
47860	72 20 50 49 5f 4e 4f 54 5f 49 4e 49 54 49 41 4c 49 53 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66	r.PI_NOT_INITIALISED..<br><br>If
47880	20 74 68 65 20 6c 69 62 72 61 72 79 20 69 73 20 69 6e 69 74 69 61 6c 69 73 65 64 20 74 68 65 20	.the.library.is.initialised.the.
478a0	3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 2a 22 3e 67 70 69 6f 43 66 67 2a 3c 2f 61 3e	<a.href="#gpioCfg*">gpioCfg*</a>
478c0	20 66 75 6e 63 74 69 6f 6e 73 20 77 69 6c 6c 20 72 65 74 75 72 6e 0a 65 72 72 6f 72 20 50 49 5f	.functions.will.return.error.PI_
478e0	49 4e 49 54 49 41 4c 49 53 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 79 6f 75 20 69 6e 74 65	INITIALISED..<br><br>If.you.inte
47900	6e 64 20 74 6f 20 72 65 6c 79 20 6f 6e 20 73 69 67 6e 61 6c 73 20 73 65 6e 74 20 74 6f 20 79 6f	nd.to.rely.on.signals.sent.to.yo
47920	75 72 20 61 70 70 6c 69 63 61 74 69 6f 6e 2c 20 79 6f 75 20 73 68 6f 75 6c 64 0a 74 75 72 6e 20	ur.application,.you.should.turn.
47940	6f 66 66 20 74 68 65 20 69 6e 74 65 72 6e 61 6c 20 73 69 67 6e 61 6c 20 68 61 6e 64 6c 69 6e 67	off.the.internal.signal.handling
47960	20 61 73 20 73 68 6f 77 6e 20 69 6e 20 74 68 69 73 20 65 78 61 6d 70 6c 65 3a 0a 3c 62 72 3e 3c	.as.shown.in.this.example:.<br><
47980	62 72 3e 3c 63 6f 64 65 3e 69 6e 74 26 6e 62 73 70 3b 63 66 67 26 6e 62 73 70 3b 3d 26 6e 62 73	br><code>int&nbsp;cfg&nbsp;=&nbs
479a0	70 3b 67 70 69 6f 43 66 67 47 65 74 49 6e 74 65 72 6e 61 6c 73 28 29 3b 3c 62 72 3e 63 66 67 26	p;gpioCfgGetInternals();<br>cfg&
479c0	6e 62 73 70 3b 7c 3d 26 6e 62 73 70 3b 50 49 5f 43 46 47 5f 4e 4f 53 49 47 48 41 4e 44 4c 45 52	nbsp;|=&nbsp;PI_CFG_NOSIGHANDLER
479e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 28 31 26 6c 74 3b 26 6c 74 3b 31	;&nbsp;&nbsp;//&nbsp;(1&lt;&lt;1
47a00	30 29 3c 62 72 3e 67 70 69 6f 43 66 67 53 65 74 49 6e 74 65 72 6e 61 6c 73 28 63 66 67 29 3b 3c	0)<br>gpioCfgSetInternals(cfg);<
47a20	62 72 3e 69 6e 74 26 6e 62 73 70 3b 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67	br>int&nbsp;status&nbsp;=&nbsp;g
47a40	70 69 6f 49 6e 69 74 69 61 6c 69 73 65 28 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 32 3e 4f	pioInitialise();<br></code><h2>O
47a60	56 45 52 56 49 45 57 3c 2f 68 32 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 30 22 20 63 65	VERVIEW</h2><table.border="0".ce
47a80	6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74	llpadding="2".cellspacing="2"><t
47aa0	62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	body><tr><td></td><td></td></tr>
47ac0	3c 74 72 3e 3c 74 64 3e 3c 62 3e 45 53 53 45 4e 54 49 41 4c 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74	<tr><td><b>ESSENTIAL.</b></td><t
47ae0	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	d></td></tr><tr><td></td><td></t
47b00	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 6e 69	d></tr><tr><td><a.href="#gpioIni
47b20	74 69 61 6c 69 73 65 22 3e 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 3c 2f 61 3e 3c 2f 74 64 3e	tialise">gpioInitialise</a></td>
47b40	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 49 6e 69 74 69 61 6c 69 73 65 20 6c 69 62 72 61	<td>............Initialise.libra
47b60	72 79 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67	ry.</td></tr><tr><td><a.href="#g
47b80	70 69 6f 54 65 72 6d 69 6e 61 74 65 22 3e 67 70 69 6f 54 65 72 6d 69 6e 61 74 65 3c 2f 61 3e 3c	pioTerminate">gpioTerminate</a><
47ba0	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 6f 70 20 6c 69 62 72 61 72	/td><td>.............Stop.librar
47bc0	79 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	y.</td></tr><tr><td></td><td></t
47be0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 42 41 53 49 43 0a 3c 2f 62 3e 3c 2f 74 64	d></tr><tr><td><b>BASIC.</b></td
47c00	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	><td></td></tr><tr><td></td><td>
47c20	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f	</td></tr><tr><td><a.href="#gpio
47c40	53 65 74 4d 6f 64 65 22 3e 67 70 69 6f 53 65 74 4d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	SetMode">gpioSetMode</a></td><td
47c60	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20 47 50 49 4f 20 6d 6f 64 65 0a	>...............Set.a.GPIO.mode.
47c80	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f	</td></tr><tr><td><a.href="#gpio
47ca0	47 65 74 4d 6f 64 65 22 3e 67 70 69 6f 47 65 74 4d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	GetMode">gpioGetMode</a></td><td
47cc0	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20 61 20 47 50 49 4f 20 6d 6f 64 65 0a	>...............Get.a.GPIO.mode.
47ce0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
47d00	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 50 75	</tr><tr><td><a.href="#gpioSetPu
47d20	6c 6c 55 70 44 6f 77 6e 22 3e 67 70 69 6f 53 65 74 50 75 6c 6c 55 70 44 6f 77 6e 3c 2f 61 3e 3c	llUpDown">gpioSetPullUpDown</a><
47d40	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 53 65 74 2f 63 6c 65 61 72 20 47 50 49 4f 20	/td><td>.........Set/clear.GPIO.
47d60	70 75 6c 6c 20 75 70 2f 64 6f 77 6e 20 72 65 73 69 73 74 6f 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	pull.up/down.resistor.</td></tr>
47d80	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
47da0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 52 65 61 64 22 3e 67 70 69 6f 52 65 61 64 3c	td><a.href="#gpioRead">gpioRead<
47dc0	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65	/a></td><td>..................Re
47de0	61 64 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	ad.a.GPIO.</td></tr><tr><td><a.h
47e00	72 65 66 3d 22 23 67 70 69 6f 57 72 69 74 65 22 3e 67 70 69 6f 57 72 69 74 65 3c 2f 61 3e 3c 2f	ref="#gpioWrite">gpioWrite</a></
47e20	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 20 61 20	td><td>.................Write.a.
47e40	47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	GPIO.</td></tr><tr><td></td><td>
47e60	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 50 57 4d 20 28 6f 76 65 72 72 69	</td></tr><tr><td><b>PWM.(overri
47e80	64 65 73 20 73 65 72 76 6f 20 63 6f 6d 6d 61 6e 64 73 20 6f 6e 20 73 61 6d 65 20 47 50 49 4f 29	des.servo.commands.on.same.GPIO)
47ea0	0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	.</b></td><td></td></tr><tr><td>
47ec0	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	</td><td></td></tr><tr><td><a.hr
47ee0	65 66 3d 22 23 67 70 69 6f 50 57 4d 22 3e 67 70 69 6f 50 57 4d 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	ef="#gpioPWM">gpioPWM</a></td><t
47f00	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 2f 73 74 6f 70 20	d>...................Start/stop.
47f20	50 57 4d 20 70 75 6c 73 65 73 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	PWM.pulses.on.a.GPIO.</td></tr><
47f40	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 50 57 4d 66 72 65 71 75	tr><td><a.href="#gpioSetPWMfrequ
47f60	65 6e 63 79 22 3e 67 70 69 6f 53 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 3c 2f 74	ency">gpioSetPWMfrequency</a></t
47f80	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 50 57 4d 20 66 72 65 71 75	d><td>.......Configure.PWM.frequ
47fa0	65 6e 63 79 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	ency.for.a.GPIO.</td></tr><tr><t
47fc0	64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 22 3e 67 70 69	d><a.href="#gpioSetPWMrange">gpi
47fe0	6f 53 65 74 50 57 4d 72 61 6e 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 00 00 00 b3	oSetPWMrange</a></td><td>.......
48000	00 00 00 46 77 61 76 65 66 6f 72 6d 73 20 61 6e 64 20 61 64 64 65 64 20 64 61 74 61 2e 0a 3c 62	...Fwaveforms.and.added.data..<b
48020	72 3e 3c 62 72 3e 53 74 65 70 20 32 2e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65	r><br>Step.2..<a.href="#gpioWave
48040	41 64 64 2a 22 3e 67 70 69 6f 57 61 76 65 41 64 64 2a 3c 2f 61 3e 20 63 61 6c 6c 73 20 74 6f 20	Add*">gpioWaveAdd*</a>.calls.to.
48060	73 75 70 70 6c 79 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62	supply.the.waveform.data..<br><b
48080	72 3e 53 74 65 70 20 33 2e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 43 72 65 61	r>Step.3..<a.href="#gpioWaveCrea
480a0	74 65 22 3e 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 3c 2f 61 3e 20 74 6f 20 63 72 65 61 74 65	te">gpioWaveCreate</a>.to.create
480c0	20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 61 6e 64 20 67 65 74 20 61 20 75 6e 69 71 75 65 20 69	.the.waveform.and.get.a.unique.i
480e0	64 0a 3c 62 72 3e 3c 62 72 3e 52 65 70 65 61 74 20 73 74 65 70 73 20 32 20 61 6e 64 20 33 20 61	d.<br><br>Repeat.steps.2.and.3.a
48100	73 20 6e 65 65 64 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 34 2e 20 3c 61 20 68 72 65	s.needed..<br><br>Step.4..<a.hre
48120	66 3d 22 23 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 22 3e 67 70 69 6f 57 61 76 65 54 78 53 65	f="#gpioWaveTxSend">gpioWaveTxSe
48140	6e 64 3c 2f 61 3e 20 77 69 74 68 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77 61 76 65 66 6f	nd</a>.with.the.id.of.the.wavefo
48160	72 6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 77 61 76 65 66 6f	rm.to.transmit..<br><br>A.wavefo
48180	72 6d 20 63 6f 6d 70 72 69 73 65 73 20 6f 6e 65 20 6f 66 20 6d 6f 72 65 20 70 75 6c 73 65 73 2e	rm.comprises.one.of.more.pulses.
481a0	20 20 45 61 63 68 20 70 75 6c 73 65 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 61 0a 3c 61 20 68 72	..Each.pulse.consists.of.a.<a.hr
481c0	65 66 3d 22 23 67 70 69 6f 50 75 6c 73 65 5f 74 22 3e 67 70 69 6f 50 75 6c 73 65 5f 74 3c 2f 61	ef="#gpioPulse_t">gpioPulse_t</a
481e0	3e 20 73 74 72 75 63 74 75 72 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 74 79 70 65 64	>.structure..<br><br><code>typed
48200	65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	ef&nbsp;struct<br>{<br>&nbsp;&nb
48220	73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 67 70 69 6f 4f 6e 3b 3c 62	sp;&nbsp;uint32_t&nbsp;gpioOn;<b
48240	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73	r>&nbsp;&nbsp;&nbsp;uint32_t&nbs
48260	70 3b 67 70 69 6f 4f 66 66 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;gpioOff;<br>&nbsp;&nbsp;&nbsp;
48280	75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 75 73 44 65 6c 61 79 3b 3c 62 72 3e 7d 26 6e 62 73 70	uint32_t&nbsp;usDelay;<br>}&nbsp
482a0	3b 67 70 69 6f 50 75 6c 73 65 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	;gpioPulse_t;<br></code><br><br>
482c0	54 68 65 20 66 69 65 6c 64 73 20 73 70 65 63 69 66 79 0a 3c 62 72 3e 3c 62 72 3e 31 29 20 74 68	The.fields.specify.<br><br>1).th
482e0	65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65 64 20 6f 6e 20 61 74 20 74 68 65 20	e.GPIO.to.be.switched.on.at.the.
48300	73 74 61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 3c 62 72 3e 0a 32 29 20 74 68 65 20 47	start.of.the.pulse.<br>.2).the.G
48320	50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65 64 20 6f 66 66 20 61 74 20 74 68 65 20 73 74	PIO.to.be.switched.off.at.the.st
48340	61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 3c 62 72 3e 0a 33 29 20 74 68 65 20 64 65 6c	art.of.the.pulse.<br>.3).the.del
48360	61 79 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 62 65 66 6f 72 65 20 74 68 65 20 6e 65	ay.in.microseconds.before.the.ne
48380	78 74 20 70 75 6c 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6e 79 20 6f 72 20 61 6c 6c 20 74 68 65	xt.pulse..<br><br>Any.or.all.the
483a0	20 66 69 65 6c 64 73 20 63 61 6e 20 62 65 20 7a 65 72 6f 2e 20 20 49 74 20 64 6f 65 73 6e 27 74	.fields.can.be.zero...It.doesn't
483c0	20 6d 61 6b 65 20 61 6e 79 20 73 65 6e 73 65 20 74 6f 0a 73 65 74 20 61 6c 6c 20 74 68 65 20 66	.make.any.sense.to.set.all.the.f
483e0	69 65 6c 64 73 20 74 6f 20 7a 65 72 6f 20 28 74 68 65 20 70 75 6c 73 65 20 77 69 6c 6c 20 62 65	ields.to.zero.(the.pulse.will.be
48400	20 69 67 6e 6f 72 65 64 29 2e 0a 3c 62 72 3e 3c 62 72 3e 57 68 65 6e 20 61 20 77 61 76 65 66 6f	.ignored)..<br><br>When.a.wavefo
48420	72 6d 20 69 73 20 73 74 61 72 74 65 64 20 65 61 63 68 20 70 75 6c 73 65 20 69 73 20 65 78 65 63	rm.is.started.each.pulse.is.exec
48440	75 74 65 64 20 69 6e 20 6f 72 64 65 72 20 77 69 74 68 20 74 68 65 0a 73 70 65 63 69 66 69 65 64	uted.in.order.with.the.specified
48460	20 64 65 6c 61 79 20 62 65 74 77 65 65 6e 20 74 68 65 20 70 75 6c 73 65 20 61 6e 64 20 74 68 65	.delay.between.the.pulse.and.the
48480	20 6e 65 78 74 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 77	.next..<br><br>Returns.the.new.w
484a0	61 76 65 66 6f 72 6d 20 69 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 45	aveform.id.if.OK,.otherwise.PI_E
484c0	4d 50 54 59 5f 57 41 56 45 46 4f 52 4d 2c 0a 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d 5f 49 44	MPTY_WAVEFORM,.PI_NO_WAVEFORM_ID
484e0	2c 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 43 42 53 2c 20 6f 72 20 50 49 5f 54 4f 4f 5f 4d 41 4e	,.PI_TOO_MANY_CBS,.or.PI_TOO_MAN
48500	59 5f 4f 4f 4c 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 43 72 65 61	Y_OOL..<h3><a.name="gpioWaveCrea
48520	74 65 50 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	tePad"></a><a.href="#int"><small
48540	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 50	>int</small></a>.gpioWaveCreateP
48560	61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e	ad<small>(<a.href="#int">int</a>
48580	20 3c 61 20 68 72 65 66 3d 22 23 70 63 74 43 42 22 3e 70 63 74 43 42 3c 2f 61 3e 2c 20 3c 61 20	.<a.href="#pctCB">pctCB</a>,.<a.
485a0	68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 63	href="#int">int</a>.<a.href="#pc
485c0	74 42 4f 4f 4c 22 3e 70 63 74 42 4f 4f 4c 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e	tBOOL">pctBOOL</a>,.<a.href="#in
485e0	74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 63 74 54 4f 4f 4c 22 3e 70 63	t">int</a>.<a.href="#pctTOOL">pc
48600	74 54 4f 4f 4c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 69 6d 69 6c 61 72 20	tTOOL</a>)</small></h3>.Similar.
48620	74 6f 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 22 3e 67 70 69	to.<a.href="#gpioWaveCreate">gpi
48640	6f 57 61 76 65 43 72 65 61 74 65 3c 2f 61 3e 2c 20 74 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63	oWaveCreate</a>,.this.function.c
48660	72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 62 75 74 20 70 61 64 73 20 74 68 65 20 63	reates.a.waveform.but.pads.the.c
48680	6f 6e 73 75 6d 65 64 0a 72 65 73 6f 75 72 63 65 73 2e 20 50 61 64 64 65 64 20 77 61 76 65 73 20	onsumed.resources..Padded.waves.
486a0	6f 66 20 65 71 75 61 6c 20 64 69 6d 65 6e 73 69 6f 6e 20 63 61 6e 20 62 65 20 72 65 2d 63 79 63	of.equal.dimension.can.be.re-cyc
486c0	6c 65 64 20 65 66 66 69 63 69 65 6e 74 6c 79 20 61 6c 6c 6f 77 69 6e 67 0a 6e 65 77 6c 79 20 63	led.efficiently.allowing.newly.c
486e0	72 65 61 74 65 64 20 77 61 76 65 73 20 74 6f 20 72 65 2d 75 73 65 20 74 68 65 20 72 65 73 6f 75	reated.waves.to.re-use.the.resou
48700	72 63 65 73 20 6f 66 20 64 65 6c 65 74 65 64 20 77 61 76 65 73 20 6f 66 20 74 68 65 20 73 61 6d	rces.of.deleted.waves.of.the.sam
48720	65 20 64 69 6d 65 6e 73 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 63 74 43 42	e.dimension..<br><br><code>pctCB
48740	3a 26 6e 62 73 70 3b 30 2d 31 30 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 65 72 63	:&nbsp;0-100,&nbsp;the&nbsp;perc
48760	65 6e 74 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 61 6c 6c 26 6e 62 73 70 3b 44 4d 41 26 6e 62	ent&nbsp;of&nbsp;all&nbsp;DMA&nb
48780	73 70 3b 63 6f 6e 74 72 6f 6c 26 6e 62 73 70 3b 62 6c 6f 63 6b 73 26 6e 62 73 70 3b 74 6f 26 6e	sp;control&nbsp;blocks&nbsp;to&n
487a0	62 73 70 3b 63 6f 6e 73 75 6d 65 2e 3c 62 72 3e 70 63 74 42 4f 4f 4c 3a 26 6e 62 73 70 3b 30 2d	bsp;consume.<br>pctBOOL:&nbsp;0-
487c0	31 30 30 2c 26 6e 62 73 70 3b 70 65 72 63 65 6e 74 26 6e 62 73 70 3b 4f 6e 2d 4f 66 66 2d 4c 65	100,&nbsp;percent&nbsp;On-Off-Le
487e0	76 65 6c 26 6e 62 73 70 3b 28 4f 4f 4c 29 26 6e 62 73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b	vel&nbsp;(OOL)&nbsp;buffer&nbsp;
48800	74 6f 26 6e 62 73 70 3b 63 6f 6e 73 75 6d 65 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 77 61	to&nbsp;consume&nbsp;for&nbsp;wa
48820	76 65 26 6e 62 73 70 3b 6f 75 74 70 75 74 2e 3c 62 72 3e 70 63 74 54 4f 4f 4c 3a 26 6e 62 73 70	ve&nbsp;output.<br>pctTOOL:&nbsp
48840	3b 30 2d 31 30 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 65 72 63 65 6e 74 26 6e 62	;0-100,&nbsp;the&nbsp;percent&nb
48860	73 70 3b 6f 66 26 6e 62 73 70 3b 4f 4f 4c 26 6e 62 73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b	sp;of&nbsp;OOL&nbsp;buffer&nbsp;
48880	74 6f 26 6e 62 73 70 3b 63 6f 6e 73 75 6d 65 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 77 61	to&nbsp;consume&nbsp;for&nbsp;wa
488a0	76 65 26 6e 62 73 70 3b 69 6e 70 75 74 26 6e 62 73 70 3b 28 66 6c 61 67 73 29 2e 3c 62 72 3e 3c	ve&nbsp;input&nbsp;(flags).<br><
488c0	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 61 20 77 61 76	/code><br><br>Upon.success.a.wav
488e0	65 20 69 64 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20 30 20	e.id.greater.than.or.equal.to.0.
48900	69 73 20 72 65 74 75 72 6e 65 64 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 45 4d 50 54 59 5f	is.returned,.otherwise.PI_EMPTY_
48920	57 41 56 45 46 4f 52 4d 2c 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 43 42 53 2c 20 50 49 5f 54 4f	WAVEFORM,.PI_TOO_MANY_CBS,.PI_TO
48940	4f 5f 4d 41 4e 59 5f 4f 4f 4c 2c 20 6f 72 20 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d 5f 49 44	O_MANY_OOL,.or.PI_NO_WAVEFORM_ID
48960	2e 0a 3c 62 72 3e 3c 62 72 3e 57 61 76 65 66 6f 72 6d 20 64 61 74 61 20 70 72 6f 76 69 64 65 64	..<br><br>Waveform.data.provided
48980	20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 41 64 64 2a 22 3e 67 70 69 6f	.by.<a.href="#gpioWaveAdd*">gpio
489a0	57 61 76 65 41 64 64 2a 3c 2f 61 3e 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 72 61 77 57 61	WaveAdd*</a>.and.<a.href="#rawWa
489c0	76 65 41 64 64 2a 22 3e 72 61 77 57 61 76 65 41 64 64 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e	veAdd*">rawWaveAdd*</a>.function
489e0	73 20 61 72 65 0a 63 6f 6e 73 75 6d 65 64 20 62 79 20 74 68 69 73 20 66 75 6e 63 74 69 6f 6e 2e	s.are.consumed.by.this.function.
48a00	0a 3c 62 72 3e 3c 62 72 3e 41 20 75 73 61 67 65 20 77 6f 75 6c 64 20 62 65 20 74 68 65 20 63 72	.<br><br>A.usage.would.be.the.cr
48a20	65 61 74 69 6f 6e 20 6f 66 20 74 77 6f 20 77 61 76 65 73 20 77 68 65 72 65 20 6f 6e 65 20 69 73	eation.of.two.waves.where.one.is
48a40	20 66 69 6c 6c 65 64 20 77 68 69 6c 65 20 74 68 65 20 6f 74 68 65 72 0a 69 73 20 62 65 69 6e 67	.filled.while.the.other.is.being
48a60	20 74 72 61 6e 73 6d 69 74 74 65 64 2e 20 45 61 63 68 20 77 61 76 65 20 69 73 20 61 73 73 69 67	.transmitted..Each.wave.is.assig
48a80	6e 65 64 20 35 30 25 20 6f 66 20 74 68 65 20 72 65 73 6f 75 72 63 65 73 2e 0a 54 68 69 73 20 62	ned.50%.of.the.resources..This.b
48aa0	75 66 66 65 72 20 73 74 72 75 63 74 75 72 65 20 61 6c 6c 6f 77 73 20 74 68 65 20 74 72 61 6e 73	uffer.structure.allows.the.trans
48ac0	6d 69 73 73 69 6f 6e 20 6f 66 20 69 6e 66 69 6e 69 74 65 20 77 61 76 65 20 73 65 71 75 65 6e 63	mission.of.infinite.wave.sequenc
48ae0	65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73	es..<br><br><b><small>Example</s
48b00	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62	mall></b><br><br><code>&nbsp;&nb
48b20	73 70 3b 2f 2f 26 6e 62 73 70 3b 67 65 74 26 6e 62 73 70 3b 66 69 72 73 74 57 61 76 65 43 68 75	sp;//&nbsp;get&nbsp;firstWaveChu
48b40	6e 6b 2c 26 6e 62 73 70 3b 73 6f 6d 65 68 6f 77 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nk,&nbsp;somehow<br>&nbsp;&nbsp;
48b60	67 70 69 6f 57 61 76 65 41 64 64 47 65 6e 65 72 69 63 28 66 69 72 73 74 57 61 76 65 43 68 75 6e	gpioWaveAddGeneric(firstWaveChun
48b80	6b 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 26 6e 62 73 70 3b 3d 26 6e 62	k);<br>&nbsp;&nbsp;wid&nbsp;=&nb
48ba0	73 70 3b 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 50 61 64 28 35 30 2c 26 6e 62 73 70 3b 35 30	sp;gpioWaveCreatePad(50,&nbsp;50
48bc0	2c 26 6e 62 73 70 3b 30 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 57 61	,&nbsp;0);<br>&nbsp;&nbsp;gpioWa
48be0	76 65 54 78 53 65 6e 64 28 77 69 64 2c 26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f	veTxSend(wid,&nbsp;PI_WAVE_MODE_
48c00	4f 4e 45 5f 53 48 4f 54 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	ONE_SHOT);<br>&nbsp;&nbsp;//&nbs
48c20	70 3b 67 65 74 26 6e 62 73 70 3b 6e 65 78 74 57 61 76 65 43 68 75 6e 6b 3c 62 72 3e 3c 62 72 3e	p;get&nbsp;nextWaveChunk<br><br>
48c40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 68 69 6c 65 26 6e 62 73 70 3b 28 6e 65 78 74 57 61 76 65	&nbsp;&nbsp;while&nbsp;(nextWave
48c60	43 68 75 6e 6b 29 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	Chunk)&nbsp;{<br>&nbsp;&nbsp;&nb
48c80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 57 61 76 65 41 64 64 47 65 6e 65 72 69	sp;&nbsp;&nbsp;gpioWaveAddGeneri
48ca0	63 28 6e 65 78 74 57 61 76 65 43 68 75 6e 6b 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	c(nextWaveChunk);<br>&nbsp;&nbsp
48cc0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 65 78 74 57 69 64 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;nextWid&nbsp;
48ce0	3d 26 6e 62 73 70 3b 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 50 61 64 28 35 30 2c 26 6e 62 73	=&nbsp;gpioWaveCreatePad(50,&nbs
48d00	70 3b 35 30 2c 26 6e 62 73 70 3b 30 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;50,&nbsp;0);<br>&nbsp;&nbsp;&n
48d20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 28 6e	bsp;&nbsp;&nbsp;gpioWaveTxSend(n
48d40	65 78 74 57 69 64 2c 26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48	extWid,&nbsp;PI_WAVE_MODE_ONE_SH
48d60	4f 54 5f 53 59 4e 43 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	OT_SYNC);<br>&nbsp;&nbsp;&nbsp;&
48d80	6e 62 73 70 3b 26 6e 62 73 70 3b 77 68 69 6c 65 28 67 70 69 6f 57 61 76 65 54 78 41 74 28 29 26	nbsp;&nbsp;while(gpioWaveTxAt()&
48da0	6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 77 69 64 29 26 6e 62 73 70 3b 74 69 6d 65 5f 73 6c 65 65	nbsp;==&nbsp;wid)&nbsp;time_slee
48dc0	70 28 30 2e 31 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p(0.1);<br>&nbsp;&nbsp;&nbsp;&nb
48de0	73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 57 61 76 65 44 65 6c 65 74 65 28 77 69 64 29 3b 3c 62 72	sp;&nbsp;gpioWaveDelete(wid);<br
48e00	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;w
48e20	69 64 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 6e 65 78 74 57 69 64 3b 3c 62 72 3e 26 6e 62 73 70	id&nbsp;=&nbsp;nextWid;<br>&nbsp
48e40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	;&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp
48e60	3b 67 65 74 26 6e 62 73 70 3b 6e 65 78 74 57 61 76 65 43 68 75 6e 6b 3c 62 72 3e 26 6e 62 73 70	;get&nbsp;nextWaveChunk<br>&nbsp
48e80	3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	;&nbsp;}<br></code><h3><a.name="
48ea0	67 70 69 6f 57 61 76 65 44 65 6c 65 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	gpioWaveDelete"></a><a.href="#in
48ec0	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61	t"><small>int</small></a>.gpioWa
48ee0	76 65 44 65 6c 65 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	veDelete<small>(<a.href="#unsign
48f00	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f	ed">unsigned</a>.<a.href="#wave_
48f20	69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68	id">wave_id</a>)</small></h3>.Th
48f40	69 73 20 66 75 6e 63 74 69 6f 6e 20 64 65 6c 65 74 65 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d	is.function.deletes.the.waveform
48f60	20 77 69 74 68 20 69 64 20 77 61 76 65 5f 69 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 77 61	.with.id.wave_id..<br><br>The.wa
48f80	76 65 20 69 73 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f 6e 2e 20 20 54 68 65	ve.is.flagged.for.deletion...The
48fa0	20 72 65 73 6f 75 72 63 65 73 20 75 73 65 64 20 62 79 20 74 68 65 20 77 61 76 65 0a 77 69 6c 6c	.resources.used.by.the.wave.will
48fc0	20 6f 6e 6c 79 20 62 65 20 72 65 75 73 65 64 20 77 68 65 6e 20 65 69 74 68 65 72 20 6f 66 20 74	.only.be.reused.when.either.of.t
48fe0	68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 61 70 70 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 2d 20 61 6c	he.following.apply..<br><br>-.al
49000	00 00 00 61 6b 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	...ak.1.</td></tr><tr><td><a.hre
49020	66 3d 22 23 63 6c 65 61 72 5f 62 61 6e 6b 5f 32 22 3e 63 6c 65 61 72 5f 62 61 6e 6b 5f 32 3c 2f	f="#clear_bank_2">clear_bank_2</
49040	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 65 61 72 20 73	a></td><td>..............Clear.s
49060	65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72	elected.GPIO.in.bank.2.</td></tr
49080	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	><tr><td></td><td></td></tr><tr>
490a0	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 62 61 6e 6b 5f 31 22 3e 73 65 74 5f 62 61	<td><a.href="#set_bank_1">set_ba
490c0	6e 6b 5f 31 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	nk_1</a></td><td>...............
490e0	20 53 65 74 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 0a 3c 2f 74	.Set.selected.GPIO.in.bank.1.</t
49100	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 62 61 6e	d></tr><tr><td><a.href="#set_ban
49120	6b 5f 32 22 3e 73 65 74 5f 62 61 6e 6b 5f 32 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	k_2">set_bank_2</a></td><td>....
49140	20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e	............Set.selected.GPIO.in
49160	20 62 61 6e 6b 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	.bank.2.</td></tr><tr><td></td><
49180	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73	td></td></tr><tr><td><a.href="#s
491a0	74 61 72 74 5f 74 68 72 65 61 64 22 3e 73 74 61 72 74 5f 74 68 72 65 61 64 3c 2f 61 3e 3c 2f 74	tart_thread">start_thread</a></t
491c0	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 20 61 20 6e 65 77 20	d><td>..............Start.a.new.
491e0	74 68 72 65 61 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	thread.</td></tr><tr><td><a.href
49200	3d 22 23 73 74 6f 70 5f 74 68 72 65 61 64 22 3e 73 74 6f 70 5f 74 68 72 65 61 64 3c 2f 61 3e 3c	="#stop_thread">stop_thread</a><
49220	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 6f 70 20 61 20 70 72	/td><td>...............Stop.a.pr
49240	65 76 69 6f 75 73 6c 79 20 73 74 61 72 74 65 64 20 74 68 72 65 61 64 0a 3c 2f 74 64 3e 3c 2f 74	eviously.started.thread.</td></t
49260	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
49280	3e 3c 74 64 3e 3c 62 3e 41 44 56 41 4e 43 45 44 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	><td><b>ADVANCED.</b></td><td></
492a0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
492c0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 72 65 61	tr><tr><td><a.href="#get_PWM_rea
492e0	6c 5f 72 61 6e 67 65 22 3e 67 65 74 5f 50 57 4d 5f 72 65 61 6c 5f 72 61 6e 67 65 3c 2f 61 3e 3c	l_range">get_PWM_real_range</a><
49300	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 47 65 74 20 75 6e 64 65 72 6c 79 69 6e 67 20 50	/td><td>........Get.underlying.P
49320	57 4d 20 72 61 6e 67 65 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	WM.range.for.a.GPIO.</td></tr><t
49340	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
49360	3e 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f	><a.href="#notify_open">notify_o
49380	70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52	pen</a></td><td>...............R
493a0	65 71 75 65 73 74 20 61 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 68 61 6e 64 6c 65 0a 3c 2f 74	equest.a.notification.handle.</t
493c0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f	d></tr><tr><td><a.href="#notify_
493e0	62 65 67 69 6e 22 3e 6e 6f 74 69 66 79 5f 62 65 67 69 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	begin">notify_begin</a></td><td>
49400	20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e	..............Start.notification
49420	73 20 66 6f 72 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	s.for.selected.GPIO.</td></tr><t
49440	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 70 61 75 73 65 22 3e 6e 6f	r><td><a.href="#notify_pause">no
49460	74 69 66 79 5f 70 61 75 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20	tify_pause</a></td><td>.........
49480	20 20 20 20 20 50 61 75 73 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f	.....Pause.notifications.</td></
494a0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 63 6c 6f 73	tr><tr><td><a.href="#notify_clos
494c0	65 22 3e 6e 6f 74 69 66 79 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	e">notify_close</a></td><td>....
494e0	20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 20 61 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 0a 3c	..........Close.a.notification.<
49500	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
49520	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f	/tr><tr><td><a.href="#bb_serial_
49540	72 65 61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 2f	read_open">bb_serial_read_open</
49560	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20 47 50 49 4f 20 66	a></td><td>.......Opens.a.GPIO.f
49580	6f 72 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73 0a 3c 2f 74 64 3e 3c 2f	or.bit.bang.serial.reads.</td></
495a0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72	tr><tr><td><a.href="#bb_serial_r
495c0	65 61 64 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	ead">bb_serial_read</a></td><td>
495e0	20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61	............Reads.bit.bang.seria
49600	6c 20 64 61 74 61 20 66 72 6f 6d 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	l.data.from.a.GPIO.</td></tr><tr
49620	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 63 6c	><td><a.href="#bb_serial_read_cl
49640	6f 73 65 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74	ose">bb_serial_read_close</a></t
49660	64 3e 3c 74 64 3e 20 20 20 20 20 20 43 6c 6f 73 65 73 20 61 20 47 50 49 4f 20 66 6f 72 20 62 69	d><td>......Closes.a.GPIO.for.bi
49680	74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	t.bang.serial.reads.</td></tr><t
496a0	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 69 6e 76 65 72 74	r><td><a.href="#bb_serial_invert
496c0	22 3e 62 62 5f 73 65 72 69 61 6c 5f 69 6e 76 65 72 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	">bb_serial_invert</a></td><td>.
496e0	20 20 20 20 20 20 20 20 20 49 6e 76 65 72 74 20 73 65 72 69 61 6c 20 6c 6f 67 69 63 20 28 31 20	.........Invert.serial.logic.(1.
49700	69 6e 76 65 72 74 2c 20 30 20 6e 6f 72 6d 61 6c 29 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	invert,.0.normal).</td></tr><tr>
49720	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
49740	61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 22 3e 68 61 72 64 77 61 72	a.href="#hardware_clock">hardwar
49760	65 5f 63 6c 6f 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	e_clock</a></td><td>............
49780	53 74 61 72 74 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 6f 6e 20 73 75 70 70 6f 72 74 65	Start.hardware.clock.on.supporte
497a0	64 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	d.GPIO.</td></tr><tr><td><a.href
497c0	3d 22 23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61	="#hardware_PWM">hardware_PWM</a
497e0	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 20 68 61	></td><td>..............Start.ha
49800	72 64 77 61 72 65 20 50 57 4d 20 6f 6e 20 73 75 70 70 6f 72 74 65 64 20 47 50 49 4f 0a 3c 2f 74	rdware.PWM.on.supported.GPIO.</t
49820	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	d></tr><tr><td></td><td></td></t
49840	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 67 6c 69 74 63 68 5f 66	r><tr><td><a.href="#set_glitch_f
49860	69 6c 74 65 72 22 3e 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 3c 2f 61 3e 3c 2f 74 64	ilter">set_glitch_filter</a></td
49880	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 53 65 74 20 61 20 67 6c 69 74 63 68 20 66 69 6c 74 65 72	><td>........Set.a.glitch.filter
498a0	20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	.on.a.GPIO.</td></tr><tr><td><a.
498c0	68 72 65 66 3d 22 23 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 6e 6f 69	href="#set_noise_filter">set_noi
498e0	73 65 5f 66 69 6c 74 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 53	se_filter</a></td><td>.........S
49900	65 74 20 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64	et.a.noise.filter.on.a.GPIO.</td
49920	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
49940	3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 43 52 49 50 54 53 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64	><tr><td><b>SCRIPTS.</b></td><td
49960	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	></td></tr><tr><td></td><td></td
49980	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73 63	></tr><tr><td><a.href="#store_sc
499a0	72 69 70 74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	ript">store_script</a></td><td>.
499c0	20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 6f 72 65 20 61 20 73 63 72 69 70 74 0a 3c 2f 74 64	.............Store.a.script.</td
499e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 75 6e 5f 73 63 72 69	></tr><tr><td><a.href="#run_scri
49a00	70 74 22 3e 72 75 6e 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	pt">run_script</a></td><td>.....
49a20	20 20 20 20 20 20 20 20 20 20 20 52 75 6e 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 0a 3c	...........Run.a.stored.script.<
49a40	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70	/td></tr><tr><td><a.href="#scrip
49a60	74 5f 73 74 61 74 75 73 22 3e 73 63 72 69 70 74 5f 73 74 61 74 75 73 3c 2f 61 3e 3c 2f 74 64 3e	t_status">script_status</a></td>
49a80	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20 73 63 72 69 70 74 20 73 74 61 74	<td>.............Get.script.stat
49aa0	75 73 20 61 6e 64 20 70 61 72 61 6d 65 74 65 72 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	us.and.parameters.</td></tr><tr>
49ac0	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 70 5f 73 63 72 69 70 74 22 3e 73 74 6f 70 5f	<td><a.href="#stop_script">stop_
49ae0	73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	script</a></td><td>.............
49b00	20 20 53 74 6f 70 20 61 20 72 75 6e 6e 69 6e 67 20 73 63 72 69 70 74 0a 3c 2f 74 64 3e 3c 2f 74	..Stop.a.running.script.</td></t
49b20	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 64 65 6c 65 74 65 5f 73 63 72 69 70	r><tr><td><a.href="#delete_scrip
49b40	74 22 3e 64 65 6c 65 74 65 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	t">delete_script</a></td><td>...
49b60	20 20 20 20 20 20 20 20 20 20 44 65 6c 65 74 65 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74	..........Delete.a.stored.script
49b80	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
49ba0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 57 41 56 45 53 0a 3c 2f 62 3e 3c 2f 74 64 3e	></tr><tr><td><b>WAVES.</b></td>
49bc0	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	<td></td></tr><tr><td></td><td><
49be0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f	/td></tr><tr><td><a.href="#wave_
49c00	63 6c 65 61 72 22 3e 77 61 76 65 5f 63 6c 65 61 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	clear">wave_clear</a></td><td>..
49c20	20 20 20 20 20 20 20 20 20 20 20 20 20 20 44 65 6c 65 74 65 73 20 61 6c 6c 20 77 61 76 65 66 6f	..............Deletes.all.wavefo
49c40	72 6d 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	rms.</td></tr><tr><td></td><td><
49c60	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f	/td></tr><tr><td><a.href="#wave_
49c80	61 64 64 5f 6e 65 77 22 3e 77 61 76 65 5f 61 64 64 5f 6e 65 77 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	add_new">wave_add_new</a></td><t
49ca0	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 73 20 61 20 6e 65 77 20 77 61 76	d>..............Starts.a.new.wav
49cc0	65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	eform.</td></tr><tr><td><a.href=
49ce0	22 23 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 22 3e 77 61 76 65 5f 61 64 64 5f 67 65 6e	"#wave_add_generic">wave_add_gen
49d00	65 72 69 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 41 64 64 73 20	eric</a></td><td>..........Adds.
49d20	61 20 73 65 72 69 65 73 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 74 68 65 20 77 61 76 65 66 6f	a.series.of.pulses.to.the.wavefo
49d40	72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77	rm.</td></tr><tr><td><a.href="#w
49d60	61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 22 3e 77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 3c	ave_add_serial">wave_add_serial<
49d80	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 41 64 64 73 20 73 65 72 69	/a></td><td>...........Adds.seri
49da0	61 6c 20 64 61 74 61 20 74 6f 20 74 68 65 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74	al.data.to.the.waveform.</td></t
49dc0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
49de0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65	><td><a.href="#wave_create">wave
49e00	5f 63 72 65 61 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	_create</a></td><td>............
49e20	20 20 20 43 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 66 72 6f 6d 20 61 64 64 65 64	...Creates.a.waveform.from.added
49e40	20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	.data.</td></tr><tr><td><a.href=
49e60	22 23 77 61 76 65 5f 64 65 6c 65 74 65 22 3e 77 61 76 65 5f 64 65 6c 65 74 65 3c 2f 61 3e 3c 2f	"#wave_delete">wave_delete</a></
49e80	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 44 65 6c 65 74 65 73 20 6f 6e	td><td>...............Deletes.on
49ea0	65 20 6f 72 20 6d 6f 72 65 20 77 61 76 65 66 6f 72 6d 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	e.or.more.waveforms.</td></tr><t
49ec0	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
49ee0	3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e 77 61 76 65 5f	><a.href="#wave_send_once">wave_
49f00	73 65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20	send_once</a></td><td>..........
49f20	20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 6e 63 65 0a 3c 2f 74 64	..Transmits.a.waveform.once.</td
49f40	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e	></tr><tr><td><a.href="#wave_sen
49f60	64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 3c 2f 61 3e 3c 2f	d_repeat">wave_send_repeat</a></
49f80	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 77 61 76	td><td>..........Transmits.a.wav
49fa0	65 66 6f 72 6d 20 72 65 70 65 61 74 65 64 6c 79 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	eform.repeatedly.</td></tr><tr><
49fc0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
49fe0	20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 68 61 69 6e 22 3e 77 61 76 65 5f 63 68 61 69 6e 3c 2f	.href="#wave_chain">wave_chain</
4a000	00 00 00 4a 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 0a 3c 68 33 3e 47 50 49 4f 3c 2f	...Jthe.pigpio.daemon.<h3>GPIO</
4a020	68 33 3e 41 4c 4c 20 47 50 49 4f 20 61 72 65 20 69 64 65 6e 74 69 66 69 65 64 20 62 79 20 74 68	h3>ALL.GPIO.are.identified.by.th
4a040	65 69 72 20 42 72 6f 61 64 63 6f 6d 20 6e 75 6d 62 65 72 2e 0a 3c 68 33 3e 4e 6f 74 65 73 3c 2f	eir.Broadcom.number..<h3>Notes</
4a060	68 33 3e 54 68 65 20 50 57 4d 20 61 6e 64 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 61 72 65 20	h3>The.PWM.and.servo.pulses.are.
4a080	74 69 6d 65 64 20 75 73 69 6e 67 20 74 68 65 20 44 4d 41 20 61 6e 64 20 50 57 4d 2f 50 43 4d 20	timed.using.the.DMA.and.PWM/PCM.
4a0a0	70 65 72 69 70 68 65 72 61 6c 73 2e 0a 3c 68 33 3e 55 73 61 67 65 3c 2f 68 33 3e 49 6e 63 6c 75	peripherals..<h3>Usage</h3>Inclu
4a0c0	64 65 20 26 6c 74 3b 70 69 67 70 69 6f 64 5f 69 66 2e 68 26 67 74 3b 20 69 6e 20 79 6f 75 72 20	de.&lt;pigpiod_if.h&gt;.in.your.
4a0e0	73 6f 75 72 63 65 20 66 69 6c 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 73 75 6d 69 6e 67 20 79	source.files..<br><br>Assuming.y
4a100	6f 75 72 20 73 6f 75 72 63 65 20 69 73 20 69 6e 20 70 72 6f 67 2e 63 20 75 73 65 20 74 68 65 20	our.source.is.in.prog.c.use.the.
4a120	66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20 74 6f 20 62 75 69 6c 64 0a 3c 62 72 3e 3c	following.command.to.build.<br><
4a140	62 72 3e 3c 63 6f 64 65 3e 67 63 63 26 6e 62 73 70 3b 2d 57 61 6c 6c 26 6e 62 73 70 3b 2d 70 74	br><code>gcc&nbsp;-Wall&nbsp;-pt
4a160	68 72 65 61 64 26 6e 62 73 70 3b 2d 6f 26 6e 62 73 70 3b 70 72 6f 67 26 6e 62 73 70 3b 70 72 6f	hread&nbsp;-o&nbsp;prog&nbsp;pro
4a180	67 2e 63 26 6e 62 73 70 3b 2d 6c 70 69 67 70 69 6f 64 5f 69 66 26 6e 62 73 70 3b 2d 6c 72 74 3c	g.c&nbsp;-lpigpiod_if&nbsp;-lrt<
4a1a0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 74 6f 20 72 75 6e 20 6d 61 6b 65 20 73 75	br></code><br><br>to.run.make.su
4a1c0	72 65 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 69 73 20 72 75 6e 6e 69 6e 67 0a	re.the.pigpio.daemon.is.running.
4a1e0	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 75 64 6f 26 6e 62 73 70 3b 70 69 67 70 69 6f 64 3c	<br><br><code>sudo&nbsp;pigpiod<
4a200	62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 2e 2f 70 72 6f 67 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b	br><br>&nbsp;./prog&nbsp;#&nbsp;
4a220	73 75 64 6f 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 72 65 71 75 69	sudo&nbsp;is&nbsp;not&nbsp;requi
4a240	72 65 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 75 6e 26 6e 62 73 70 3b 70 72 6f 67 72 61	red&nbsp;to&nbsp;run&nbsp;progra
4a260	6d 73 26 6e 62 73 70 3b 6c 69 6e 6b 65 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 70 69 67 70	ms&nbsp;linked&nbsp;to&nbsp;pigp
4a280	69 6f 64 5f 69 66 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 65 78 61	iod_if<br></code><br><br>For.exa
4a2a0	6d 70 6c 65 73 20 73 65 65 20 78 5f 70 69 67 70 69 6f 64 5f 69 66 2e 63 20 77 69 74 68 69 6e 20	mples.see.x_pigpiod_if.c.within.
4a2c0	74 68 65 20 70 69 67 70 69 6f 20 61 72 63 68 69 76 65 20 66 69 6c 65 2e 0a 3c 68 33 3e 4e 6f 74	the.pigpio.archive.file..<h3>Not
4a2e0	65 73 3c 2f 68 33 3e 41 6c 6c 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 73 20 77 68 69 63 68 20 72	es</h3>All.the.functions.which.r
4a300	65 74 75 72 6e 20 61 6e 20 69 6e 74 20 72 65 74 75 72 6e 20 26 6c 74 3b 20 30 20 6f 6e 20 65 72	eturn.an.int.return.&lt;.0.on.er
4a320	72 6f 72 0a 3c 68 32 3e 4f 56 45 52 56 49 45 57 3c 2f 68 32 3e 3c 74 61 62 6c 65 20 62 6f 72 64	ror.<h2>OVERVIEW</h2><table.bord
4a340	65 72 3d 22 30 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69	er="0".cellpadding="2".cellspaci
4a360	6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	ng="2"><tbody><tr><td></td><td><
4a380	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 45 53 53 45 4e 54 49 41 4c 0a 3c 2f	/td></tr><tr><td><b>ESSENTIAL.</
4a3a0	62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74	b></td><td></td></tr><tr><td></t
4a3c0	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
4a3e0	22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e	"#pigpio_start">pigpio_start</a>
4a400	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6f 6e 6e 65 63 74 73 20	</td><td>..............Connects.
4a420	74 6f 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	to.the.pigpio.daemon.</td></tr><
4a440	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 6f 70 22 3e 70 69	tr><td><a.href="#pigpio_stop">pi
4a460	67 70 69 6f 5f 73 74 6f 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20	gpio_stop</a></td><td>..........
4a480	20 20 20 20 20 44 69 73 63 6f 6e 6e 65 63 74 73 20 66 72 6f 6d 20 74 68 65 20 70 69 67 70 69 6f	.....Disconnects.from.the.pigpio
4a4a0	20 64 61 65 6d 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	.daemon.</td></tr><tr><td></td><
4a4c0	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 42 45 47 49 4e 4e 45 52	td></td></tr><tr><td><b>BEGINNER
4a4e0	0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	.</b></td><td></td></tr><tr><td>
4a500	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	</td><td></td></tr><tr><td><a.hr
4a520	65 66 3d 22 23 73 65 74 5f 6d 6f 64 65 22 3e 73 65 74 5f 6d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e	ef="#set_mode">set_mode</a></td>
4a540	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20 47 50 49 4f	<td>..................Set.a.GPIO
4a560	20 6d 6f 64 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	.mode.</td></tr><tr><td><a.href=
4a580	22 23 67 65 74 5f 6d 6f 64 65 22 3e 67 65 74 5f 6d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	"#get_mode">get_mode</a></td><td
4a5a0	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20 61 20 47 50 49 4f 20 6d 6f	>..................Get.a.GPIO.mo
4a5c0	64 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	de.</td></tr><tr><td></td><td></
4a5e0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 70 75	td></tr><tr><td><a.href="#set_pu
4a600	6c 6c 5f 75 70 5f 64 6f 77 6e 22 3e 73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 3c 2f 61 3e	ll_up_down">set_pull_up_down</a>
4a620	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 53 65 74 2f 63 6c 65 61 72 20 47 50 49	</td><td>..........Set/clear.GPI
4a640	4f 20 70 75 6c 6c 20 75 70 2f 64 6f 77 6e 20 72 65 73 69 73 74 6f 72 0a 3c 2f 74 64 3e 3c 2f 74	O.pull.up/down.resistor.</td></t
4a660	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
4a680	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 5f 72 65 61 64 22 3e 67 70 69 6f 5f 72	><td><a.href="#gpio_read">gpio_r
4a6a0	65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	ead</a></td><td>................
4a6c0	20 52 65 61 64 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	.Read.a.GPIO.</td></tr><tr><td><
4a6e0	61 20 68 72 65 66 3d 22 23 67 70 69 6f 5f 77 72 69 74 65 22 3e 67 70 69 6f 5f 77 72 69 74 65 3c	a.href="#gpio_write">gpio_write<
4a700	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74	/a></td><td>................Writ
4a720	65 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	e.a.GPIO.</td></tr><tr><td></td>
4a740	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
4a760	73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 73 65 74 5f 50 57 4d 5f 64 75 74 79 63	set_PWM_dutycycle">set_PWM_dutyc
4a780	79 63 6c 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 53 74 61 72 74 2f	ycle</a></td><td>.........Start/
4a7a0	73 74 6f 70 20 50 57 4d 20 70 75 6c 73 65 73 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c	stop.PWM.pulses.on.a.GPIO.</td><
4a7c0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 64 75	/tr><tr><td><a.href="#get_PWM_du
4a7e0	74 79 63 79 63 6c 65 22 3e 67 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c 2f 61 3e 3c 2f	tycycle">get_PWM_dutycycle</a></
4a800	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 47 65 74 20 74 68 65 20 50 57 4d 20 64 75 74 79	td><td>.........Get.the.PWM.duty
4a820	63 79 63 6c 65 20 69 6e 20 75 73 65 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72	cycle.in.use.on.a.GPIO.</td></tr
4a840	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	><tr><td></td><td></td></tr><tr>
4a860	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64	<td><a.href="#set_servo_pulsewid
4a880	74 68 22 3e 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 3c 2f 61 3e 3c 2f 74 64	th">set_servo_pulsewidth</a></td
4a8a0	3e 3c 74 64 3e 20 20 20 20 20 20 53 74 61 72 74 2f 73 74 6f 70 20 73 65 72 76 6f 20 70 75 6c 73	><td>......Start/stop.servo.puls
4a8c0	65 73 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	es.on.a.GPIO.</td></tr><tr><td><
4a8e0	61 20 68 72 65 66 3d 22 23 67 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 22 3e 67	a.href="#get_servo_pulsewidth">g
4a900	65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	et_servo_pulsewidth</a></td><td>
4a920	20 20 20 20 20 20 47 65 74 20 74 68 65 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 20 69	......Get.the.servo.pulsewidth.i
4a940	6e 20 75 73 65 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	n.use.on.a.GPIO.</td></tr><tr><t
4a960	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
4a980	68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 3c 2f 74	href="#callback">callback</a></t
4a9a0	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 72 65 61 74 65 20 47	d><td>..................Create.G
4a9c0	50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 20 63 61 6c 6c 62 61 63 6b 0a 3c 2f 74 64 3e 3c	PIO.level.change.callback.</td><
4a9e0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 65	/tr><tr><td><a.href="#callback_e
4aa00	78 22 3e 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	x">callback_ex</a></td><td>.....
4aa20	20 20 20 20 20 20 20 20 20 20 43 72 65 61 74 65 20 47 50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e	..........Create.GPIO.level.chan
4aa40	67 65 20 63 61 6c 6c 62 61 63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	ge.callback.</td></tr><tr><td><a
4aa60	20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 63 61 6e 63 65 6c 22 3e 63 61 6c 6c 62 61 63	.href="#callback_cancel">callbac
4aa80	6b 5f 63 61 6e 63 65 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20	k_cancel</a></td><td>...........
4aaa0	43 61 6e 63 65 6c 20 61 20 63 61 6c 6c 62 61 63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	Cancel.a.callback.</td></tr><tr>
4aac0	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 22 3e 77 61 69	<td><a.href="#wait_for_edge">wai
4aae0	74 5f 66 6f 72 5f 65 64 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20	t_for_edge</a></td><td>.........
4ab00	20 20 20 20 57 61 69 74 20 66 6f 72 20 47 50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 0a 3c	....Wait.for.GPIO.level.change.<
4ab20	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
4ab40	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 49 4e 54 45 52 4d 45 44 49 41 54 45 0a 3c 2f 62 3e	/tr><tr><td><b>INTERMEDIATE.</b>
4ab60	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	</td><td></td></tr><tr><td></td>
4ab80	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
4aba0	67 70 69 6f 5f 74 72 69 67 67 65 72 22 3e 67 70 69 6f 5f 74 72 69 67 67 65 72 3c 2f 61 3e 3c 2f	gpio_trigger">gpio_trigger</a></
4abc0	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 6e 64 20 61 20 74 72 69 67	td><td>..............Send.a.trig
4abe0	67 65 72 20 70 75 6c 73 65 20 74 6f 20 61 20 47 50 49 4f 2e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	ger.pulse.to.a.GPIO..</td></tr><
4ac00	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
4ac20	64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 77 61 74 63 68 64 6f 67 22 3e 73 65 74 5f 77 61	d><a.href="#set_watchdog">set_wa
4ac40	74 63 68 64 6f 67 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	tchdog</a></td><td>.............
4ac60	20 53 65 74 20 61 20 77 61 74 63 68 64 6f 67 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 2f 74 64 3e	.Set.a.watchdog.on.a.GPIO..</td>
4ac80	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	</tr><tr><td></td><td></td></tr>
4aca0	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22	<tr><td><a.href="#set_PWM_range"
4acc0	3e 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	>set_PWM_range</a></td><td>.....
4ace0	20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 50 57 4d 20 72 61 6e 67 65 20 66 6f 72 20	........Configure.PWM.range.for.
4ad00	61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	a.GPIO.</td></tr><tr><td><a.href
4ad20	3d 22 23 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c	="#get_PWM_range">get_PWM_range<
4ad40	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20 63 6f 6e	/a></td><td>.............Get.con
4ad60	66 69 67 75 72 65 64 20 50 57 4d 20 72 61 6e 67 65 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74	figured.PWM.range.for.a.GPIO.</t
4ad80	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	d></tr><tr><td></td><td></td></t
4ada0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 66 72 65 71	r><tr><td><a.href="#set_PWM_freq
4adc0	75 65 6e 63 79 22 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 3c 2f 74 64	uency">set_PWM_frequency</a></td
4ade0	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 50 57 4d 20 66 72 65 71	><td>.........Configure.PWM.freq
4ae00	75 65 6e 63 79 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	uency.for.a.GPIO.</td></tr><tr><
4ae20	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e	td><a.href="#get_PWM_frequency">
4ae40	67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	get_PWM_frequency</a></td><td>..
4ae60	20 20 20 20 20 20 20 47 65 74 20 63 6f 6e 66 69 67 75 72 65 64 20 50 57 4d 20 66 72 65 71 75 65	.......Get.configured.PWM.freque
4ae80	6e 63 79 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ncy.for.a.GPIO.</td></tr><tr><td
4aea0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
4aec0	72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 31 3c 2f	ref="#read_bank_1">read_bank_1</
4aee0	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 20 61	a></td><td>...............Read.a
4af00	6c 6c 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	ll.GPIO.in.bank.1.</td></tr><tr>
4af20	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 32 22 3e 72 65 61 64 5f	<td><a.href="#read_bank_2">read_
4af40	62 61 6e 6b 5f 32 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	bank_2</a></td><td>.............
4af60	20 20 52 65 61 64 20 61 6c 6c 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 32 0a 3c 2f 74 64 3e 3c	..Read.all.GPIO.in.bank.2.</td><
4af80	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	/tr><tr><td></td><td></td></tr><
4afa0	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 63 6c 65 61 72 5f 62 61 6e 6b 5f 31 22 3e 63	tr><td><a.href="#clear_bank_1">c
4afc0	6c 65 61 72 5f 62 61 6e 6b 5f 31 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	lear_bank_1</a></td><td>........
4afe0	20 20 20 20 20 20 43 6c 65 61 72 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e	......Clear.selected.GPIO.in.ban
4b000	00 00 00 4d 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 22 3e	...M<a.href="#set_pad_strength">
4b020	73 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	set_pad_strength</a></td><td>...
4b040	20 20 20 20 20 20 53 65 74 73 20 61 20 70 61 64 73 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68	......Sets.a.pads.drive.strength
4b060	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74	.</td></tr><tr><td><a.href="#get
4b080	5f 70 61 64 5f 73 74 72 65 6e 67 74 68 22 3e 67 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 3c	_pad_strength">get_pad_strength<
4b0a0	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 47 65 74 73 20 61 20 70 61 64 73	/a></td><td>.........Gets.a.pads
4b0c0	20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	.drive.strength.</td></tr><tr><t
4b0e0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
4b100	68 72 65 66 3d 22 23 73 68 65 6c 6c 22 3e 73 68 65 6c 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	href="#shell">shell</a></td><td>
4b120	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 45 78 65 63 75 74 65 73 20 61 20 73	....................Executes.a.s
4b140	68 65 6c 6c 20 63 6f 6d 6d 61 6e 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	hell.command.</td></tr><tr><td><
4b160	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 43 75 73	/td><td></td></tr><tr><td><b>Cus
4b180	74 6f 6d 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	tom.</b></td><td></td></tr><tr><
4b1a0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
4b1c0	20 68 72 65 66 3d 22 23 63 75 73 74 6f 6d 5f 31 22 3e 63 75 73 74 6f 6d 5f 31 3c 2f 61 3e 3c 2f	.href="#custom_1">custom_1</a></
4b1e0	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 55 73 65 72 20 63 75 73	td><td>.................User.cus
4b200	74 6f 6d 20 66 75 6e 63 74 69 6f 6e 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	tom.function.1.</td></tr><tr><td
4b220	3e 3c 61 20 68 72 65 66 3d 22 23 63 75 73 74 6f 6d 5f 32 22 3e 63 75 73 74 6f 6d 5f 32 3c 2f 61	><a.href="#custom_2">custom_2</a
4b240	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 55 73 65 72 20	></td><td>.................User.
4b260	63 75 73 74 6f 6d 20 66 75 6e 63 74 69 6f 6e 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	custom.function.2.</td></tr><tr>
4b280	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
4b2a0	62 3e 45 76 65 6e 74 73 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	b>Events.</b></td><td></td></tr>
4b2c0	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
4b2e0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 22 3e 65 76 65	td><a.href="#event_callback">eve
4b300	6e 74 5f 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	nt_callback</a></td><td>........
4b320	20 20 20 53 65 74 73 20 61 20 63 61 6c 6c 62 61 63 6b 20 66 6f 72 20 61 6e 20 65 76 65 6e 74 0a	...Sets.a.callback.for.an.event.
4b340	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
4b360	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 74 72 69	</tr><tr><td><a.href="#event_tri
4b380	67 67 65 72 22 3e 65 76 65 6e 74 5f 74 72 69 67 67 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	gger">event_trigger</a></td><td>
4b3a0	20 20 20 20 20 20 20 20 20 20 20 20 54 72 69 67 67 65 72 73 20 61 6e 20 65 76 65 6e 74 0a 3c 2f	............Triggers.an.event.</
4b3c0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
4b3e0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 76	tr><tr><td><a.href="#wait_for_ev
4b400	65 6e 74 22 3e 77 61 69 74 5f 66 6f 72 5f 65 76 65 6e 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	ent">wait_for_event</a></td><td>
4b420	20 20 20 20 20 20 20 20 20 20 20 57 61 69 74 20 66 6f 72 20 61 6e 20 65 76 65 6e 74 0a 3c 2f 74	...........Wait.for.an.event.</t
4b440	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	d></tr><tr><td></td><td></td></t
4b460	72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 63 72 69 70 74 73 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74	r><tr><td><b>Scripts.</b></td><t
4b480	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	d></td></tr><tr><td></td><td></t
4b4a0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73	d></tr><tr><td><a.href="#store_s
4b4c0	63 72 69 70 74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	cript">store_script</a></td><td>
4b4e0	20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 6f 72 65 20 61 20 73 63 72 69 70 74 0a 3c 2f 74 64	.............Store.a.script.</td
4b500	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 75 6e 5f 73 63 72 69	></tr><tr><td><a.href="#run_scri
4b520	70 74 22 3e 72 75 6e 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	pt">run_script</a></td><td>.....
4b540	20 20 20 20 20 20 20 20 20 20 52 75 6e 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 0a 3c 2f	..........Run.a.stored.script.</
4b560	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 75 70 64 61 74 65	td></tr><tr><td><a.href="#update
4b580	5f 73 63 72 69 70 74 22 3e 75 70 64 61 74 65 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c	_script">update_script</a></td><
4b5a0	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20 73 63 72 69 70 74 73 20 70 61 72	td>............Set.a.scripts.par
4b5c0	61 6d 65 74 65 72 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	ameters.</td></tr><tr><td><a.hre
4b5e0	66 3d 22 23 73 63 72 69 70 74 5f 73 74 61 74 75 73 22 3e 73 63 72 69 70 74 5f 73 74 61 74 75 73	f="#script_status">script_status
4b600	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20 73 63 72	</a></td><td>............Get.scr
4b620	69 70 74 20 73 74 61 74 75 73 20 61 6e 64 20 70 61 72 61 6d 65 74 65 72 73 0a 3c 2f 74 64 3e 3c	ipt.status.and.parameters.</td><
4b640	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 70 5f 73 63 72 69 70	/tr><tr><td><a.href="#stop_scrip
4b660	74 22 3e 73 74 6f 70 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	t">stop_script</a></td><td>.....
4b680	20 20 20 20 20 20 20 20 20 53 74 6f 70 20 61 20 72 75 6e 6e 69 6e 67 20 73 63 72 69 70 74 0a 3c	.........Stop.a.running.script.<
4b6a0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 64 65 6c 65 74	/td></tr><tr><td><a.href="#delet
4b6c0	65 5f 73 63 72 69 70 74 22 3e 64 65 6c 65 74 65 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e	e_script">delete_script</a></td>
4b6e0	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 44 65 6c 65 74 65 20 61 20 73 74 6f 72 65 64 20	<td>............Delete.a.stored.
4b700	73 63 72 69 70 74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	script.</td></tr><tr><td></td><t
4b720	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 49 32 43 0a 3c 2f 62 3e 3c	d></td></tr><tr><td><b>I2C.</b><
4b740	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td><td></td></tr><tr><td></td><
4b760	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69	td></td></tr><tr><td><a.href="#i
4b780	32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	2c_open">i2c_open</a></td><td>..
4b7a0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 6e 20 49 32 43 20 64 65 76 69	...............Opens.an.I2C.devi
4b7c0	63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69	ce.</td></tr><tr><td><a.href="#i
4b7e0	32 63 5f 63 6c 6f 73 65 22 3e 69 32 63 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	2c_close">i2c_close</a></td><td>
4b800	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 61 6e 20 49 32 43 20 64 65	................Closes.an.I2C.de
4b820	76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	vice.</td></tr><tr><td></td><td>
4b840	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f	</td></tr><tr><td><a.href="#i2c_
4b860	77 72 69 74 65 5f 71 75 69 63 6b 22 3e 69 32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b 3c 2f 61 3e	write_quick">i2c_write_quick</a>
4b880	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 53 4d 42 75 73 20 77 72 69 74 65 20 71	</td><td>..........SMBus.write.q
4b8a0	75 69 63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	uick.</td></tr><tr><td></td><td>
4b8c0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f	</td></tr><tr><td><a.href="#i2c_
4b8e0	72 65 61 64 5f 62 79 74 65 22 3e 69 32 63 5f 72 65 61 64 5f 62 79 74 65 3c 2f 61 3e 3c 2f 74 64	read_byte">i2c_read_byte</a></td
4b900	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 53 4d 42 75 73 20 72 65 61 64 20 62 79 74 65	><td>............SMBus.read.byte
4b920	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63	.</td></tr><tr><td><a.href="#i2c
4b940	5f 77 72 69 74 65 5f 62 79 74 65 22 3e 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 3c 2f 61 3e 3c	_write_byte">i2c_write_byte</a><
4b960	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 53 4d 42 75 73 20 77 72 69 74 65 20 62	/td><td>...........SMBus.write.b
4b980	79 74 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	yte.</td></tr><tr><td></td><td><
4b9a0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72	/td></tr><tr><td><a.href="#i2c_r
4b9c0	65 61 64 5f 62 79 74 65 5f 64 61 74 61 22 3e 69 32 63 5f 72 65 61 64 5f 62 79 74 65 5f 64 61 74	ead_byte_data">i2c_read_byte_dat
4b9e0	61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 53 4d 42 75 73 20 72 65 61 64 20	a</a></td><td>.......SMBus.read.
4ba00	62 79 74 65 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	byte.data.</td></tr><tr><td><a.h
4ba20	72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64 61 74 61 22 3e 69 32 63 5f 77	ref="#i2c_write_byte_data">i2c_w
4ba40	72 69 74 65 5f 62 79 74 65 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	rite_byte_data</a></td><td>.....
4ba60	20 53 4d 42 75 73 20 77 72 69 74 65 20 62 79 74 65 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72	.SMBus.write.byte.data.</td></tr
4ba80	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	><tr><td></td><td></td></tr><tr>
4baa0	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64 5f 77 6f 72 64 5f 64 61 74 61	<td><a.href="#i2c_read_word_data
4bac0	22 3e 69 32 63 5f 72 65 61 64 5f 77 6f 72 64 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	">i2c_read_word_data</a></td><td
4bae0	3e 20 20 20 20 20 20 20 53 4d 42 75 73 20 72 65 61 64 20 77 6f 72 64 20 64 61 74 61 0a 3c 2f 74	>.......SMBus.read.word.data.</t
4bb00	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69	d></tr><tr><td><a.href="#i2c_wri
4bb20	74 65 5f 77 6f 72 64 5f 64 61 74 61 22 3e 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f 64 61 74	te_word_data">i2c_write_word_dat
4bb40	61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 53 4d 42 75 73 20 77 72 69 74 65 20	a</a></td><td>......SMBus.write.
4bb60	77 6f 72 64 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	word.data.</td></tr><tr><td></td
4bb80	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
4bba0	23 69 32 63 5f 72 65 61 64 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 72 65 61 64 5f 62	#i2c_read_block_data">i2c_read_b
4bbc0	6c 6f 63 6b 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 53 4d 42 75	lock_data</a></td><td>......SMBu
4bbe0	73 20 72 65 61 64 20 62 6c 6f 63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	s.read.block.data.</td></tr><tr>
4bc00	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63 6b 5f 64 61	<td><a.href="#i2c_write_block_da
4bc20	74 61 22 3e 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64	ta">i2c_write_block_data</a></td
4bc40	3e 3c 74 64 3e 20 20 20 20 20 53 4d 42 75 73 20 77 72 69 74 65 20 62 6c 6f 63 6b 20 64 61 74 61	><td>.....SMBus.write.block.data
4bc60	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
4bc80	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64	></tr><tr><td><a.href="#i2c_read
4bca0	5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 72 65 61 64 5f 69 32 63 5f 62 6c	_i2c_block_data">i2c_read_i2c_bl
4bcc0	6f 63 6b 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 53 4d 42 75 73 20 72 65 61	ock_data</a></td><td>..SMBus.rea
4bce0	64 20 49 32 43 20 62 6c 6f 63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	d.I2C.block.data.</td></tr><tr><
4bd00	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b	td><a.href="#i2c_write_i2c_block
4bd20	5f 64 61 74 61 22 3e 69 32 63 5f 77 72 69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c	_data">i2c_write_i2c_block_data<
4bd40	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 53 4d 42 75 73 20 77 72 69 74 65 20 49 32 43 20 62 6c 6f	/a></td><td>.SMBus.write.I2C.blo
4bd60	63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	ck.data.</td></tr><tr><td></td><
4bd80	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69	td></td></tr><tr><td><a.href="#i
4bda0	32 63 5f 72 65 61 64 5f 64 65 76 69 63 65 22 3e 69 32 63 5f 72 65 61 64 5f 64 65 76 69 63 65 3c	2c_read_device">i2c_read_device<
4bdc0	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 74 68 65 20	/a></td><td>..........Reads.the.
4bde0	72 61 77 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	raw.I2C.device.</td></tr><tr><td
4be00	3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65 22 3e 69 32 63	><a.href="#i2c_write_device">i2c
4be20	5f 77 72 69 74 65 5f 64 65 76 69 63 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	_write_device</a></td><td>......
4be40	20 20 20 57 72 69 74 65 73 20 74 68 65 20 72 61 77 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74	...Writes.the.raw.I2C.device.</t
4be60	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	d></tr><tr><td></td><td></td></t
4be80	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 70 72 6f 63 65 73 73 5f	r><tr><td><a.href="#i2c_process_
4bea0	63 61 6c 6c 22 3e 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c	call">i2c_process_call</a></td><
4bec0	74 64 3e 20 20 20 20 20 20 20 20 20 53 4d 42 75 73 20 70 72 6f 63 65 73 73 20 63 61 6c 6c 0a 3c	td>.........SMBus.process.call.<
4bee0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 62	/td></tr><tr><td><a.href="#i2c_b
4bf00	6c 6f 63 6b 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 22 3e 69 32 63 5f 62 6c 6f 63 6b 5f 70 72 6f	lock_process_call">i2c_block_pro
4bf20	63 65 73 73 5f 63 61 6c 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 53 4d 42 75 73 20 62	cess_call</a></td><td>...SMBus.b
4bf40	6c 6f 63 6b 20 70 72 6f 63 65 73 73 20 63 61 6c 6c 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	lock.process.call.</td></tr><tr>
4bf60	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
4bf80	61 20 68 72 65 66 3d 22 23 69 32 63 5f 7a 69 70 22 3e 69 32 63 5f 7a 69 70 3c 2f 61 3e 3c 2f 74	a.href="#i2c_zip">i2c_zip</a></t
4bfa0	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 65 72 66 6f 72 6d 73	d><td>..................Performs
4bfc0	20 6d 75 6c 74 69 70 6c 65 20 49 32 43 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 0a 3c 2f 74 64 3e	.multiple.I2C.transactions.</td>
4bfe0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	</tr><tr><td></td><td></td></tr>
4c000	00 00 00 4e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 49 32 43 20 42 49 54 20 42 41 4e 47 0a 3c 2f 62 3e	...N<tr><td><b>I2C.BIT.BANG.</b>
4c020	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	</td><td></td></tr><tr><td></td>
4c040	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
4c060	62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e 62 62 5f 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64	bb_i2c_open">bb_i2c_open</a></td
4c080	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 47 50 49 4f 20 66 6f	><td>..............Opens.GPIO.fo
4c0a0	72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	r.bit.banging.I2C.</td></tr><tr>
4c0c0	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 63 6c 6f 73 65 22 3e 62 62 5f 69	<td><a.href="#bb_i2c_close">bb_i
4c0e0	32 63 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20	2c_close</a></td><td>...........
4c100	20 20 43 6c 6f 73 65 73 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32	..Closes.GPIO.for.bit.banging.I2
4c120	43 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	C.</td></tr><tr><td></td><td></t
4c140	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f	d></tr><tr><td><a.href="#bb_i2c_
4c160	7a 69 70 22 3e 62 62 5f 69 32 63 5f 7a 69 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	zip">bb_i2c_zip</a></td><td>....
4c180	20 20 20 20 20 20 20 20 20 20 20 50 65 72 66 6f 72 6d 73 20 6d 75 6c 74 69 70 6c 65 20 62 69 74	...........Performs.multiple.bit
4c1a0	20 62 61 6e 67 65 64 20 49 32 43 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f	.banged.I2C.transactions.</td></
4c1c0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	tr><tr><td></td><td></td></tr><t
4c1e0	72 3e 3c 74 64 3e 3c 62 3e 49 32 43 2f 53 50 49 20 53 4c 41 56 45 0a 3c 2f 62 3e 3c 2f 74 64 3e	r><td><b>I2C/SPI.SLAVE.</b></td>
4c200	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	<td></td></tr><tr><td></td><td><
4c220	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 73 63 5f 78	/td></tr><tr><td><a.href="#bsc_x
4c240	66 65 72 22 3e 62 73 63 5f 78 66 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	fer">bsc_xfer</a></td><td>......
4c260	20 20 20 20 20 20 20 20 20 20 20 49 32 43 2f 53 50 49 20 61 73 20 73 6c 61 76 65 20 74 72 61 6e	...........I2C/SPI.as.slave.tran
4c280	73 66 65 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	sfer.</td></tr><tr><td><a.href="
4c2a0	23 62 73 63 5f 69 32 63 22 3e 62 73 63 5f 69 32 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	#bsc_i2c">bsc_i2c</a></td><td>..
4c2c0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 49 32 43 20 61 73 20 73 6c 61 76 65 20 74 72 61	................I2C.as.slave.tra
4c2e0	6e 73 66 65 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	nsfer.</td></tr><tr><td></td><td
4c300	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 45 52 49 41 4c 0a 3c 2f 62	></td></tr><tr><td><b>SERIAL.</b
4c320	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	></td><td></td></tr><tr><td></td
4c340	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
4c360	23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74	#serial_open">serial_open</a></t
4c380	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20 73 65 72 69	d><td>..............Opens.a.seri
4c3a0	61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	al.device.</td></tr><tr><td><a.h
4c3c0	72 65 66 3d 22 23 73 65 72 69 61 6c 5f 63 6c 6f 73 65 22 3e 73 65 72 69 61 6c 5f 63 6c 6f 73 65	ref="#serial_close">serial_close
4c3e0	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73	</a></td><td>.............Closes
4c400	20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	.a.serial.device.</td></tr><tr><
4c420	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
4c440	20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 72 65 61 64 5f 62 79 74 65 22 3e 73 65 72 69 61 6c	.href="#serial_read_byte">serial
4c460	5f 72 65 61 64 5f 62 79 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20	_read_byte</a></td><td>.........
4c480	52 65 61 64 73 20 61 20 62 79 74 65 20 66 72 6f 6d 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63	Reads.a.byte.from.a.serial.devic
4c4a0	65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65	e.</td></tr><tr><td><a.href="#se
4c4c0	72 69 61 6c 5f 77 72 69 74 65 5f 62 79 74 65 22 3e 73 65 72 69 61 6c 5f 77 72 69 74 65 5f 62 79	rial_write_byte">serial_write_by
4c4e0	74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 61 20	te</a></td><td>........Writes.a.
4c500	62 79 74 65 20 74 6f 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74	byte.to.a.serial.device.</td></t
4c520	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
4c540	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 72 65 61 64 22 3e 73 65 72 69	><td><a.href="#serial_read">seri
4c560	61 6c 5f 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	al_read</a></td><td>............
4c580	20 20 52 65 61 64 73 20 62 79 74 65 73 20 66 72 6f 6d 20 61 20 73 65 72 69 61 6c 20 64 65 76 69	..Reads.bytes.from.a.serial.devi
4c5a0	63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73	ce.</td></tr><tr><td><a.href="#s
4c5c0	65 72 69 61 6c 5f 77 72 69 74 65 22 3e 73 65 72 69 61 6c 5f 77 72 69 74 65 3c 2f 61 3e 3c 2f 74	erial_write">serial_write</a></t
4c5e0	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 62 79 74 65 73 20	d><td>.............Writes.bytes.
4c600	74 6f 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	to.a.serial.device.</td></tr><tr
4c620	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td></td><td></td></tr><tr><td>
4c640	3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65 22	<a.href="#serial_data_available"
4c660	3e 73 65 72 69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65 3c 2f 61 3e 3c 2f 74 64 3e 3c	>serial_data_available</a></td><
4c680	74 64 3e 20 20 20 20 52 65 74 75 72 6e 73 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72	td>....Returns.number.of.bytes.r
4c6a0	65 61 64 79 20 74 6f 20 62 65 20 72 65 61 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	eady.to.be.read.</td></tr><tr><t
4c6c0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e	d></td><td></td></tr><tr><td><b>
4c6e0	53 45 52 49 41 4c 20 42 49 54 20 42 41 4e 47 20 28 72 65 61 64 20 6f 6e 6c 79 29 0a 3c 2f 62 3e	SERIAL.BIT.BANG.(read.only).</b>
4c700	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	</td><td></td></tr><tr><td></td>
4c720	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
4c740	62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72	bb_serial_read_open">bb_serial_r
4c760	65 61 64 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 4f 70 65 6e 20	ead_open</a></td><td>......Open.
4c780	61 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73	a.GPIO.for.bit.bang.serial.reads
4c7a0	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f	.</td></tr><tr><td><a.href="#bb_
4c7c0	73 65 72 69 61 6c 5f 72 65 61 64 5f 63 6c 6f 73 65 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61	serial_read_close">bb_serial_rea
4c7e0	64 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 43 6c 6f 73 65 20 61	d_close</a></td><td>.....Close.a
4c800	20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73 0a	.GPIO.for.bit.bang.serial.reads.
4c820	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
4c840	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c	</tr><tr><td><a.href="#bb_serial
4c860	5f 69 6e 76 65 72 74 22 3e 62 62 5f 73 65 72 69 61 6c 5f 69 6e 76 65 72 74 3c 2f 61 3e 3c 2f 74	_invert">bb_serial_invert</a></t
4c880	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 49 6e 76 65 72 74 20 73 65 72 69 61 6c 20 6c 6f 67	d><td>.........Invert.serial.log
4c8a0	69 63 20 28 31 20 69 6e 76 65 72 74 2c 20 30 20 6e 6f 72 6d 61 6c 29 0a 3c 2f 74 64 3e 3c 2f 74	ic.(1.invert,.0.normal).</td></t
4c8c0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
4c8e0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 22 3e 62	><td><a.href="#bb_serial_read">b
4c900	62 5f 73 65 72 69 61 6c 5f 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	b_serial_read</a></td><td>......
4c920	20 20 20 20 20 52 65 61 64 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 20 66	.....Read.bit.bang.serial.data.f
4c940	72 6f 6d 20 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	rom..a.GPIO.</td></tr><tr><td></
4c960	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 50 49 0a	td><td></td></tr><tr><td><b>SPI.
4c980	3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	</b></td><td></td></tr><tr><td><
4c9a0	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	/td><td></td></tr><tr><td><a.hre
4c9c0	66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c	f="#spi_open">spi_open</a></td><
4c9e0	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20 53 50 49 20	td>.................Opens.a.SPI.
4ca00	64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	device.</td></tr><tr><td><a.href
4ca20	3d 22 23 73 70 69 5f 63 6c 6f 73 65 22 3e 73 70 69 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e	="#spi_close">spi_close</a></td>
4ca40	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 61 20 53 50 49	<td>................Closes.a.SPI
4ca60	20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	.device.</td></tr><tr><td></td><
4ca80	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73	td></td></tr><tr><td><a.href="#s
4caa0	70 69 5f 72 65 61 64 22 3e 73 70 69 5f 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	pi_read">spi_read</a></td><td>..
4cac0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 62 79 74 65 73 20 66 72 6f 6d 20	...............Reads.bytes.from.
4cae0	61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	a.SPI.device.</td></tr><tr><td><
4cb00	61 20 68 72 65 66 3d 22 23 73 70 69 5f 77 72 69 74 65 22 3e 73 70 69 5f 77 72 69 74 65 3c 2f 61	a.href="#spi_write">spi_write</a
4cb20	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73	></td><td>................Writes
4cb40	20 62 79 74 65 73 20 74 6f 20 61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72	.bytes.to.a.SPI.device.</td></tr
4cb60	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 78 66 65 72 22 3e 73 70 69	><tr><td><a.href="#spi_xfer">spi
4cb80	5f 78 66 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20	_xfer</a></td><td>..............
4cba0	20 20 20 54 72 61 6e 73 66 65 72 73 20 62 79 74 65 73 20 77 69 74 68 20 61 20 53 50 49 20 64 65	...Transfers.bytes.with.a.SPI.de
4cbc0	76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	vice.</td></tr><tr><td></td><td>
4cbe0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 50 49 20 42 49 54 20 42 41 4e	</td></tr><tr><td><b>SPI.BIT.BAN
4cc00	47 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	G.</b></td><td></td></tr><tr><td
4cc20	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
4cc40	72 65 66 3d 22 23 62 62 5f 73 70 69 5f 6f 70 65 6e 22 3e 62 62 5f 73 70 69 5f 6f 70 65 6e 3c 2f	ref="#bb_spi_open">bb_spi_open</
4cc60	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 47	a></td><td>..............Opens.G
4cc80	50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 0a 3c 2f 74 64 3e 3c 2f 74	PIO.for.bit.banging.SPI.</td></t
4cca0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 70 69 5f 63 6c 6f 73 65	r><tr><td><a.href="#bb_spi_close
4ccc0	22 3e 62 62 5f 73 70 69 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	">bb_spi_close</a></td><td>.....
4cce0	20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67	........Closes.GPIO.for.bit.bang
4cd00	69 6e 67 20 53 50 49 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	ing.SPI.</td></tr><tr><td><a.hre
4cd20	66 3d 22 23 62 62 5f 73 70 69 5f 78 66 65 72 22 3e 62 62 5f 73 70 69 5f 78 66 65 72 3c 2f 61 3e	f="#bb_spi_xfer">bb_spi_xfer</a>
4cd40	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 54 72 61 6e 73 66 65 72 73	</td><td>..............Transfers
4cd60	20 62 79 74 65 73 20 77 69 74 68 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 0a 3c 2f 74 64	.bytes.with.bit.banging.SPI.</td
4cd80	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
4cda0	3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 46 49 4c 45 53 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	><tr><td><b>FILES.</b></td><td><
4cdc0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
4cde0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 6f 70 65 6e 22	/tr><tr><td><a.href="#file_open"
4ce00	3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20	>file_open</a></td><td>.........
4ce20	20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	.......Opens.a.file.</td></tr><t
4ce40	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 63 6c 6f 73 65 22 3e 66 69 6c 65	r><td><a.href="#file_close">file
4ce60	5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	_close</a></td><td>.............
4ce80	20 20 43 6c 6f 73 65 73 20 61 20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	..Closes.a.file.</td></tr><tr><t
4cea0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
4cec0	68 72 65 66 3d 22 23 66 69 6c 65 5f 72 65 61 64 22 3e 66 69 6c 65 5f 72 65 61 64 3c 2f 61 3e 3c	href="#file_read">file_read</a><
4cee0	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 62 79	/td><td>................Reads.by
4cf00	74 65 73 20 66 72 6f 6d 20 61 20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tes.from.a.file.</td></tr><tr><t
4cf20	64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 77 72 69 74 65 22 3e 66 69 6c 65 5f 77 72 69	d><a.href="#file_write">file_wri
4cf40	74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72	te</a></td><td>...............Wr
4cf60	69 74 65 73 20 62 79 74 65 73 20 74 6f 20 61 20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	ites.bytes.to.a.file.</td></tr><
4cf80	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
4cfa0	64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 73 65 65 6b 22 3e 66 69 6c 65 5f 73 65 65 6b	d><a.href="#file_seek">file_seek
4cfc0	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 65	</a></td><td>................See
4cfe0	6b 73 20 74 6f 20 61 20 70 6f 73 69 74 69 6f 6e 20 77 69 74 68 69 6e 20 61 20 66 69 6c 65 0a 3c	ks.to.a.position.within.a.file.<
4d000	00 00 00 4f 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	...O/td></tr><tr><td></td><td></
4d020	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 6c	td></tr><tr><td><a.href="#file_l
4d040	69 73 74 22 3e 66 69 6c 65 5f 6c 69 73 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	ist">file_list</a></td><td>.....
4d060	20 20 20 20 20 20 20 20 20 20 20 4c 69 73 74 20 66 69 6c 65 73 20 77 68 69 63 68 20 6d 61 74 63	...........List.files.which.matc
4d080	68 20 61 20 70 61 74 74 65 72 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	h.a.pattern.</td></tr><tr><td></
4d0a0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 57 41 56 45	td><td></td></tr><tr><td><b>WAVE
4d0c0	53 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	S.</b></td><td></td></tr><tr><td
4d0e0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
4d100	72 65 66 3d 22 23 77 61 76 65 5f 63 6c 65 61 72 22 3e 77 61 76 65 5f 63 6c 65 61 72 3c 2f 61 3e	ref="#wave_clear">wave_clear</a>
4d120	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 44 65 6c 65 74 65 73 20	</td><td>...............Deletes.
4d140	61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	all.waveforms.</td></tr><tr><td>
4d160	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	</td><td></td></tr><tr><td><a.hr
4d180	65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 6e 65 77 22 3e 77 61 76 65 5f 61 64 64 5f 6e 65 77 3c	ef="#wave_add_new">wave_add_new<
4d1a0	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 73 20	/a></td><td>.............Starts.
4d1c0	61 20 6e 65 77 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	a.new.waveform.</td></tr><tr><td
4d1e0	3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 22 3e 77 61 76	><a.href="#wave_add_generic">wav
4d200	65 5f 61 64 64 5f 67 65 6e 65 72 69 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	e_add_generic</a></td><td>......
4d220	20 20 20 41 64 64 73 20 61 20 73 65 72 69 65 73 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 74 68	...Adds.a.series.of.pulses.to.th
4d240	65 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	e.waveform.</td></tr><tr><td><a.
4d260	68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 22 3e 77 61 76 65 5f 61 64 64	href="#wave_add_serial">wave_add
4d280	5f 73 65 72 69 61 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 41 64	_serial</a></td><td>..........Ad
4d2a0	64 73 20 73 65 72 69 61 6c 20 64 61 74 61 20 74 6f 20 74 68 65 20 77 61 76 65 66 6f 72 6d 0a 3c	ds.serial.data.to.the.waveform.<
4d2c0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
4d2e0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74	/tr><tr><td><a.href="#wave_creat
4d300	65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	e">wave_create</a></td><td>.....
4d320	20 20 20 20 20 20 20 20 20 43 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 66 72 6f 6d	.........Creates.a.waveform.from
4d340	20 61 64 64 65 64 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	.added.data.</td></tr><tr><td><a
4d360	20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 5f 61 6e 64 5f 70 61 64 22 3e 77 61 76	.href="#wave_create_and_pad">wav
4d380	65 5f 63 72 65 61 74 65 5f 61 6e 64 5f 70 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	e_create_and_pad</a></td><td>...
4d3a0	20 20 20 43 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 66 20 66 69 78 65 64 20 73	...Creates.a.waveform.of.fixed.s
4d3c0	69 7a 65 20 66 72 6f 6d 20 61 64 64 65 64 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	ize.from.added.data.</td></tr><t
4d3e0	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 64 65 6c 65 74 65 22 3e 77 61 76	r><td><a.href="#wave_delete">wav
4d400	65 5f 64 65 6c 65 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20	e_delete</a></td><td>...........
4d420	20 20 20 44 65 6c 65 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	...Deletes.a.waveform.</td></tr>
4d440	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
4d460	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e 77 61 76	td><a.href="#wave_send_once">wav
4d480	65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	e_send_once</a></td><td>........
4d4a0	20 20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 6e 63 65 0a 3c 2f 74	...Transmits.a.waveform.once.</t
4d4c0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65	d></tr><tr><td><a.href="#wave_se
4d4e0	6e 64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 3c 2f 61 3e 3c	nd_repeat">wave_send_repeat</a><
4d500	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 77 61 76	/td><td>.........Transmits.a.wav
4d520	65 66 6f 72 6d 20 72 65 70 65 61 74 65 64 6c 79 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	eform.repeatedly.</td></tr><tr><
4d540	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 75 73 69 6e 67 5f 6d 6f 64	td><a.href="#wave_send_using_mod
4d560	65 22 3e 77 61 76 65 5f 73 65 6e 64 5f 75 73 69 6e 67 5f 6d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e	e">wave_send_using_mode</a></td>
4d580	3c 74 64 3e 20 20 20 20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 77 61 76 65 66 6f 72 6d 20 69 6e	<td>.....Transmits.a.waveform.in
4d5a0	20 74 68 65 20 63 68 6f 73 65 6e 20 6d 6f 64 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	.the.chosen.mode.</td></tr><tr><
4d5c0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
4d5e0	20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 68 61 69 6e 22 3e 77 61 76 65 5f 63 68 61 69 6e 3c 2f	.href="#wave_chain">wave_chain</
4d600	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 54 72 61 6e 73 6d	a></td><td>...............Transm
4d620	69 74 73 20 61 20 63 68 61 69 6e 20 6f 66 20 77 61 76 65 66 6f 72 6d 73 0a 3c 2f 74 64 3e 3c 2f	its.a.chain.of.waveforms.</td></
4d640	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	tr><tr><td></td><td></td></tr><t
4d660	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 74 78 5f 61 74 22 3e 77 61 76 65	r><td><a.href="#wave_tx_at">wave
4d680	5f 74 78 5f 61 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	_tx_at</a></td><td>.............
4d6a0	20 20 52 65 74 75 72 6e 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 74 72 61 6e 73 6d 69 74 74 69	..Returns.the.current.transmitti
4d6c0	6e 67 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	ng.waveform.</td></tr><tr><td></
4d6e0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	td><td></td></tr><tr><td><a.href
4d700	3d 22 23 77 61 76 65 5f 74 78 5f 62 75 73 79 22 3e 77 61 76 65 5f 74 78 5f 62 75 73 79 3c 2f 61	="#wave_tx_busy">wave_tx_busy</a
4d720	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 43 68 65 63 6b 73 20 74 6f	></td><td>.............Checks.to
4d740	20 73 65 65 20 69 66 20 61 20 77 61 76 65 66 6f 72 6d 20 68 61 73 20 65 6e 64 65 64 0a 3c 2f 74	.see.if.a.waveform.has.ended.</t
4d760	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	d></tr><tr><td></td><td></td></t
4d780	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 74 78 5f 73 74 6f 70	r><tr><td><a.href="#wave_tx_stop
4d7a0	22 3e 77 61 76 65 5f 74 78 5f 73 74 6f 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	">wave_tx_stop</a></td><td>.....
4d7c0	20 20 20 20 20 20 20 20 41 62 6f 72 74 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66	........Aborts.the.current.wavef
4d7e0	6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	orm.</td></tr><tr><td></td><td><
4d800	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f	/td></tr><tr><td><a.href="#wave_
4d820	67 65 74 5f 63 62 73 22 3e 77 61 76 65 5f 67 65 74 5f 63 62 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	get_cbs">wave_get_cbs</a></td><t
4d840	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e 20 63 62 73 20 6f 66 20	d>.............Length.in.cbs.of.
4d860	74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	the.current.waveform.</td></tr><
4d880	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63 62	tr><td><a.href="#wave_get_max_cb
4d8a0	73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63 62 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	s">wave_get_max_cbs</a></td><td>
4d8c0	20 20 20 20 20 20 20 20 20 41 62 73 6f 6c 75 74 65 20 6d 61 78 69 6d 75 6d 20 61 6c 6c 6f 77 65	.........Absolute.maximum.allowe
4d8e0	64 20 63 62 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	d.cbs.</td></tr><tr><td></td><td
4d900	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76	></td></tr><tr><td><a.href="#wav
4d920	65 5f 67 65 74 5f 6d 69 63 72 6f 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 69 63 72 6f 73 3c 2f 61	e_get_micros">wave_get_micros</a
4d940	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e 20 6d 69	></td><td>..........Length.in.mi
4d960	63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f	croseconds.of.the.current.wavefo
4d980	72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77	rm.</td></tr><tr><td><a.href="#w
4d9a0	61 76 65 5f 67 65 74 5f 6d 61 78 5f 6d 69 63 72 6f 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78	ave_get_max_micros">wave_get_max
4d9c0	5f 6d 69 63 72 6f 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 41 62 73 6f 6c 75	_micros</a></td><td>......Absolu
4d9e0	74 65 20 6d 61 78 69 6d 75 6d 20 61 6c 6c 6f 77 65 64 20 6d 69 63 72 6f 73 0a 3c 2f 74 64 3e 3c	te.maximum.allowed.micros.</td><
4da00	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	/tr><tr><td></td><td></td></tr><
4da20	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 70 75 6c 73 65 73	tr><td><a.href="#wave_get_pulses
4da40	22 3e 77 61 76 65 5f 67 65 74 5f 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	">wave_get_pulses</a></td><td>..
4da60	20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e 20 70 75 6c 73 65 73 20 6f 66 20 74 68 65 20	........Length.in.pulses.of.the.
4da80	63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	current.waveform.</td></tr><tr><
4daa0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65 73	td><a.href="#wave_get_max_pulses
4dac0	22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	">wave_get_max_pulses</a></td><t
4dae0	64 3e 20 20 20 20 20 20 41 62 73 6f 6c 75 74 65 20 6d 61 78 69 6d 75 6d 20 61 6c 6c 6f 77 65 64	d>......Absolute.maximum.allowed
4db00	20 70 75 6c 73 65 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	.pulses.</td></tr><tr><td></td><
4db20	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 55 54 49 4c 49 54 49 45	td></td></tr><tr><td><b>UTILITIE
4db40	53 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	S.</b></td><td></td></tr><tr><td
4db60	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
4db80	72 65 66 3d 22 23 67 65 74 5f 63 75 72 72 65 6e 74 5f 74 69 63 6b 22 3e 67 65 74 5f 63 75 72 72	ref="#get_current_tick">get_curr
4dba0	65 6e 74 5f 74 69 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 47 65	ent_tick</a></td><td>.........Ge
4dbc0	74 20 63 75 72 72 65 6e 74 20 74 69 63 6b 20 28 6d 69 63 72 6f 73 65 63 6f 6e 64 73 29 0a 3c 2f	t.current.tick.(microseconds).</
4dbe0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
4dc00	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 68 61 72 64 77 61 72	tr><tr><td><a.href="#get_hardwar
4dc20	65 5f 72 65 76 69 73 69 6f 6e 22 3e 67 65 74 5f 68 61 72 64 77 61 72 65 5f 72 65 76 69 73 69 6f	e_revision">get_hardware_revisio
4dc40	6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 47 65 74 20 68 61 72 64 77 61 72 65 20 72	n</a></td><td>....Get.hardware.r
4dc60	65 76 69 73 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	evision.</td></tr><tr><td><a.hre
4dc80	66 3d 22 23 67 65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73 69 6f 6e 22 3e 67 65 74 5f 70 69 67 70	f="#get_pigpio_version">get_pigp
4dca0	69 6f 5f 76 65 72 73 69 6f 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 47 65	io_version</a></td><td>.......Ge
4dcc0	74 20 74 68 65 20 70 69 67 70 69 6f 20 76 65 72 73 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	t.the.pigpio.version.</td></tr><
4dce0	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
4dd00	64 3e 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 2e 65 72 72 6f 72 5f 74 65 78 74 22 3e 70	d><a.href="#pigpio.error_text">p
4dd20	69 67 70 69 6f 2e 65 72 72 6f 72 5f 74 65 78 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	igpio.error_text</a></td><td>...
4dd40	20 20 20 20 20 47 65 74 73 20 65 72 72 6f 72 20 74 65 78 74 20 66 72 6f 6d 20 65 72 72 6f 72 20	.....Gets.error.text.from.error.
4dd60	6e 75 6d 62 65 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	number.</td></tr><tr><td><a.href
4dd80	3d 22 23 70 69 67 70 69 6f 2e 74 69 63 6b 44 69 66 66 22 3e 70 69 67 70 69 6f 2e 74 69 63 6b 44	="#pigpio.tickDiff">pigpio.tickD
4dda0	69 66 66 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 52 65 74 75 72 6e	iff</a></td><td>..........Return
4ddc0	73 20 64 69 66 66 65 72 65 6e 63 65 20 62 65 74 77 65 65 6e 20 74 77 6f 20 74 69 63 6b 73 0a 3c	s.difference.between.two.ticks.<
4dde0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64	/td></tr><tr><td><b></b></td><td
4de00	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 32 3e 20	></td></tr></tbody></table><h2>.
4de20	20 20 20 63 6c 61 73 73 20 70 69 0a 3c 2f 68 32 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 69	...class.pi.</h2><h3><a.name="pi
4de40	67 70 69 6f 2e 70 69 22 3e 70 69 67 70 69 6f 2e 70 69 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	gpio.pi">pigpio.pi<small>(<a.hre
4de60	66 3d 22 23 68 6f 73 74 22 3e 68 6f 73 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 70 6f	f="#host">host</a>,.<a.href="#po
4de80	72 74 22 3e 70 6f 72 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 68 6f 77 5f 65 72 72	rt">port</a>,.<a.href="#show_err
4dea0	6f 72 73 22 3e 73 68 6f 77 5f 65 72 72 6f 72 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	ors">show_errors</a>)</small></h
4dec0	33 3e 0a 47 72 61 6e 74 73 20 61 63 63 65 73 73 20 74 6f 20 61 20 50 69 27 73 20 47 50 49 4f 2e	3>.Grants.access.to.a.Pi's.GPIO.
4dee0	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73	.<br><br><b><small>Parameters</s
4df00	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 6f 73 74 3a 3d 26 6e 62	mall></b><br><br><samp>host:=&nb
4df20	73 70 3b 74 68 65 26 6e 62 73 70 3b 68 6f 73 74 26 6e 62 73 70 3b 6e 61 6d 65 26 6e 62 73 70 3b	sp;the&nbsp;host&nbsp;name&nbsp;
4df40	6f 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 50 69 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70	of&nbsp;the&nbsp;Pi&nbsp;on&nbsp
4df60	3b 77 68 69 63 68 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 69 67 70 69 6f 26 6e 62 73 70	;which&nbsp;the&nbsp;pigpio&nbsp
4df80	3b 64 61 65 6d 6f 6e 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;daemon&nbsp;is<br>&nbsp;&nbsp;&
4dfa0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 75 6e	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;run
4dfc0	6e 69 6e 67 2e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 64 65 66 61 75 6c	ning.&nbsp;&nbsp;The&nbsp;defaul
4dfe0	74 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 6c 6f 63 61 6c 68 6f 73 74 26 6e 62 73 70 3b 75 6e	t&nbsp;is&nbsp;localhost&nbsp;un
4e000	00 00 00 50 6c 65 73 73 26 6e 62 73 70 3b 6f 76 65 72 72 69 64 64 65 6e 26 6e 62 73 70 3b 62 79	...Pless&nbsp;overridden&nbsp;by
4e020	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
4e040	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 50 49 47 50 49 4f 5f 41 44	p;&nbsp;&nbsp;the&nbsp;PIGPIO_AD
4e060	44 52 26 6e 62 73 70 3b 65 6e 76 69 72 6f 6e 6d 65 6e 74 26 6e 62 73 70 3b 76 61 72 69 61 62 6c	DR&nbsp;environment&nbsp;variabl
4e080	65 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50	e.<br></samp><br><br><b><small>P
4e0a0	61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61	arameters</small></b><br><br><sa
4e0c0	6d 70 3e 70 6f 72 74 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 6f 72 74 26 6e 62 73	mp>port:=&nbsp;the&nbsp;port&nbs
4e0e0	70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70	p;number&nbsp;on&nbsp;which&nbsp
4e100	3b 74 68 65 26 6e 62 73 70 3b 70 69 67 70 69 6f 26 6e 62 73 70 3b 64 61 65 6d 6f 6e 26 6e 62 73	;the&nbsp;pigpio&nbsp;daemon&nbs
4e120	70 3b 69 73 26 6e 62 73 70 3b 6c 69 73 74 65 6e 69 6e 67 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	p;is&nbsp;listening.<br>&nbsp;&n
4e140	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
4e160	70 3b 54 68 65 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b	p;The&nbsp;default&nbsp;is&nbsp;
4e180	38 38 38 38 26 6e 62 73 70 3b 75 6e 6c 65 73 73 26 6e 62 73 70 3b 6f 76 65 72 72 69 64 64 65 6e	8888&nbsp;unless&nbsp;overridden
4e1a0	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 50 49 47 50 49 4f 5f 50 4f	&nbsp;by&nbsp;the&nbsp;PIGPIO_PO
4e1c0	52 54 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	RT<br>&nbsp;&nbsp;&nbsp;&nbsp;&n
4e1e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 6e 76 69 72 6f 6e 6d 65 6e 74 26 6e 62 73 70	bsp;&nbsp;&nbsp;environment&nbsp
4e200	3b 76 61 72 69 61 62 6c 65 2e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 70	;variable.&nbsp;&nbsp;The&nbsp;p
4e220	69 67 70 69 6f 26 6e 62 73 70 3b 64 61 65 6d 6f 6e 26 6e 62 73 70 3b 6d 75 73 74 26 6e 62 73 70	igpio&nbsp;daemon&nbsp;must&nbsp
4e240	3b 68 61 76 65 26 6e 62 73 70 3b 62 65 65 6e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;have&nbsp;been<br>&nbsp;&nbsp;&
4e260	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 74 61	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;sta
4e280	72 74 65 64 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 61 6d	rted&nbsp;with&nbsp;the&nbsp;sam
4e2a0	65 26 6e 62 73 70 3b 70 6f 72 74 26 6e 62 73 70 3b 6e 75 6d 62 65 72 2e 3c 62 72 3e 3c 2f 73 61	e&nbsp;port&nbsp;number.<br></sa
4e2c0	6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 63 6f 6e 6e 65 63 74 73 20 74 6f 20 74 68 65 20	mp><br><br>This.connects.to.the.
4e2e0	70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 61 6e 64 20 72 65 73 65 72 76 65 73 20 72 65 73 6f 75	pigpio.daemon.and.reserves.resou
4e300	72 63 65 73 0a 74 6f 20 62 65 20 75 73 65 64 20 66 6f 72 20 73 65 6e 64 69 6e 67 20 63 6f 6d 6d	rces.to.be.used.for.sending.comm
4e320	61 6e 64 73 20 61 6e 64 20 72 65 63 65 69 76 69 6e 67 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73	ands.and.receiving.notifications
4e340	2e 0a 3c 62 72 3e 3c 62 72 3e 41 6e 20 69 6e 73 74 61 6e 63 65 20 61 74 74 72 69 62 75 74 65 20	..<br><br>An.instance.attribute.
4e360	3c 61 20 68 72 65 66 3d 22 23 63 6f 6e 6e 65 63 74 65 64 22 3e 63 6f 6e 6e 65 63 74 65 64 3c 2f	<a.href="#connected">connected</
4e380	61 3e 20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 63 68 65 63 6b 20 74 68 65 0a 73 75 63 63	a>.may.be.used.to.check.the.succ
4e3a0	65 73 73 20 6f 66 20 74 68 65 20 63 6f 6e 6e 65 63 74 69 6f 6e 2e 20 20 49 66 20 74 68 65 20 63	ess.of.the.connection...If.the.c
4e3c0	6f 6e 6e 65 63 74 69 6f 6e 20 69 73 20 65 73 74 61 62 6c 69 73 68 65 64 0a 73 75 63 63 65 73 73	onnection.is.established.success
4e3e0	66 75 6c 6c 79 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 6e 6e 65 63 74 65 64 22 3e 63 6f 6e 6e 65	fully.<a.href="#connected">conne
4e400	63 74 65 64 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 54 72 75 65 2c 20 6f 74 68 65 72 77 69 73 65	cted</a>.will.be.True,.otherwise
4e420	20 46 61 6c 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c	.False..<br><br><b><small>Exampl
4e440	65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 26 6e 62	e</small></b><br><br><code>pi&nb
4e460	73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 69 6f 2e 70 69 28 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;=&nbsp;pigio.pi()&nbsp;&nbsp;
4e480	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
4e4a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
4e4c0	70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 75 73 65 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 73	p;&nbsp;#&nbsp;use&nbsp;defaults
4e4e0	3c 62 72 3e 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 70 69 28 27 6d 79	<br>pi&nbsp;=&nbsp;pigpio.pi('my
4e500	70 69 27 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	pi')&nbsp;&nbsp;&nbsp;&nbsp;&nbs
4e520	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 70 65 63 69 66 79 26 6e 62 73	p;&nbsp;&nbsp;#&nbsp;specify&nbs
4e540	70 3b 68 6f 73 74 2c 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 26 6e 62 73 70 3b 70 6f 72 74 3c 62	p;host,&nbsp;default&nbsp;port<b
4e560	72 3e 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 70 69 28 27 6d 79 70 69	r>pi&nbsp;=&nbsp;pigpio.pi('mypi
4e580	27 2c 26 6e 62 73 70 3b 37 37 37 37 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 70 65 63 69 66	',&nbsp;7777)&nbsp;#&nbsp;specif
4e5a0	79 26 6e 62 73 70 3b 68 6f 73 74 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 70 6f 72 74 3c 62	y&nbsp;host&nbsp;and&nbsp;port<b
4e5c0	72 3e 3c 62 72 3e 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 70 69 28 29	r><br>pi&nbsp;=&nbsp;pigpio.pi()
4e5e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
4e600	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
4e620	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 65 78 69 74 26 6e 62 73 70 3b 73	p;&nbsp;&nbsp;#&nbsp;exit&nbsp;s
4e640	63 72 69 70 74 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 63 6f 6e 6e 65	cript&nbsp;if&nbsp;no&nbsp;conne
4e660	63 74 69 6f 6e 3c 62 72 3e 69 66 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 70 69 2e 63 6f 6e	ction<br>if&nbsp;not&nbsp;pi.con
4e680	6e 65 63 74 65 64 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 78 69	nected:<br>&nbsp;&nbsp;&nbsp;exi
4e6a0	74 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 5f 5f 72 65 70	t()<br></code><h3><a.name="__rep
4e6c0	72 5f 5f 22 3e 5f 5f 72 65 70 72 5f 5f 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	r__">__repr__<small>()</small></
4e6e0	68 33 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 69 32 63 5f 63 6c 6f 73 65 22 3e 62	h3>.<h3><a.name="bb_i2c_close">b
4e700	62 5f 69 32 63 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 53 44 41	b_i2c_close<small>(<a.href="#SDA
4e720	22 3e 53 44 41 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e	">SDA</a>)</small></h3>.This.fun
4e740	63 74 69 6f 6e 20 73 74 6f 70 73 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 20 6f 6e 20 61	ction.stops.bit.banging.I2C.on.a
4e760	20 70 61 69 72 20 6f 66 20 47 50 49 4f 0a 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64 20	.pair.of.GPIO.previously.opened.
4e780	77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e 62 62 5f 69	with.<a.href="#bb_i2c_open">bb_i
4e7a0	32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50	2c_open</a>..<br><br><b><small>P
4e7c0	61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61	arameters</small></b><br><br><sa
4e7e0	6d 70 3e 53 44 41 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	mp>SDA:=&nbsp;0-31,&nbsp;the&nbs
4e800	70 3b 53 44 41 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69	p;SDA&nbsp;GPIO&nbsp;used&nbsp;i
4e820	6e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62	n&nbsp;a&nbsp;prior&nbsp;call&nb
4e840	73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e	sp;to&nbsp;<a.href="#bb_i2c_open
4e860	22 3e 62 62 5f 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e	">bb_i2c_open</a><br></samp><br>
4e880	3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50	<br>Returns.0.if.OK,.otherwise.P
4e8a0	49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 4e 4f 54 5f 49 32 43 5f 47	I_BAD_USER_GPIO,.or.PI_NOT_I2C_G
4e8c0	50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	PIO..<br><br><b><small>Example</
4e8e0	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 62 62 5f 69 32	small></b><br><br><code>pi.bb_i2
4e900	63 5f 63 6c 6f 73 65 28 53 44 41 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	c_close(SDA)<br></code><h3><a.na
4e920	6d 65 3d 22 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e 62 62 5f 69 32 63 5f 6f 70 65 6e 3c 73 6d 61	me="bb_i2c_open">bb_i2c_open<sma
4e940	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 53 44 41 22 3e 53 44 41 3c 2f 61 3e 2c 20 3c 61 20 68	ll>(<a.href="#SDA">SDA</a>,.<a.h
4e960	72 65 66 3d 22 23 53 43 4c 22 3e 53 43 4c 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 61	ref="#SCL">SCL</a>,.<a.href="#ba
4e980	75 64 22 3e 62 61 75 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20	ud">baud</a>)</small></h3>.This.
4e9a0	66 75 6e 63 74 69 6f 6e 20 73 65 6c 65 63 74 73 20 61 20 70 61 69 72 20 6f 66 20 47 50 49 4f 20	function.selects.a.pair.of.GPIO.
4e9c0	66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 20 61 74 20 61 0a 73 70 65 63 69 66 69	for.bit.banging.I2C.at.a.specifi
4e9e0	65 64 20 62 61 75 64 20 72 61 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 42 69 74 20 62 61 6e 67 69 6e	ed.baud.rate..<br><br>Bit.bangin
4ea00	67 20 49 32 43 20 61 6c 6c 6f 77 73 20 66 6f 72 20 63 65 72 74 61 69 6e 20 6f 70 65 72 61 74 69	g.I2C.allows.for.certain.operati
4ea20	6f 6e 73 20 77 68 69 63 68 20 61 72 65 20 6e 6f 74 20 70 6f 73 73 69 62 6c 65 0a 77 69 74 68 20	ons.which.are.not.possible.with.
4ea40	74 68 65 20 73 74 61 6e 64 61 72 64 20 49 32 43 20 64 72 69 76 65 72 2e 0a 3c 62 72 3e 3c 62 72	the.standard.I2C.driver..<br><br
4ea60	3e 6f 20 62 61 75 64 20 72 61 74 65 73 20 61 73 20 6c 6f 77 20 61 73 20 35 30 0a 6f 20 72 65 70	>o.baud.rates.as.low.as.50.o.rep
4ea80	65 61 74 65 64 20 73 74 61 72 74 73 0a 6f 20 63 6c 6f 63 6b 20 73 74 72 65 74 63 68 69 6e 67 0a	eated.starts.o.clock.stretching.
4eaa0	6f 20 49 32 43 20 6f 6e 20 61 6e 79 20 70 61 69 72 20 6f 66 20 73 70 61 72 65 20 47 50 49 4f 0a	o.I2C.on.any.pair.of.spare.GPIO.
4eac0	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d	<br><br><b><small>Parameters</sm
4eae0	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 53 44 41 3a	all></b><br><br><samp>&nbsp;SDA:
4eb00	3d 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 53 43 4c 3a 3d 26 6e 62 73 70 3b	=&nbsp;0-31<br>&nbsp;SCL:=&nbsp;
4eb20	30 2d 33 31 3c 62 72 3e 62 61 75 64 3a 3d 26 6e 62 73 70 3b 35 30 2d 35 30 30 30 30 30 3c 62 72	0-31<br>baud:=&nbsp;50-500000<br
4eb40	3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c	></samp><br><br>Returns.0.if.OK,
4eb60	20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f	.otherwise.PI_BAD_USER_GPIO,.PI_
4eb80	42 41 44 5f 49 32 43 5f 42 41 55 44 2c 20 6f 72 0a 50 49 5f 47 50 49 4f 5f 49 4e 5f 55 53 45 2e	BAD_I2C_BAUD,.or.PI_GPIO_IN_USE.
4eba0	0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20	.<br><br>NOTE:.<br><br>The.GPIO.
4ebc0	75 73 65 64 20 66 6f 72 20 53 44 41 20 61 6e 64 20 53 43 4c 20 6d 75 73 74 20 68 61 76 65 20 70	used.for.SDA.and.SCL.must.have.p
4ebe0	75 6c 6c 2d 75 70 73 20 74 6f 20 33 56 33 20 63 6f 6e 6e 65 63 74 65 64 2e 0a 41 73 20 61 20 67	ull-ups.to.3V3.connected..As.a.g
4ec00	75 69 64 65 20 74 68 65 20 68 61 72 64 77 61 72 65 20 70 75 6c 6c 2d 75 70 73 20 6f 6e 20 70 69	uide.the.hardware.pull-ups.on.pi
4ec20	6e 73 20 33 20 61 6e 64 20 35 20 61 72 65 20 31 6b 38 20 69 6e 20 76 61 6c 75 65 2e 0a 3c 62 72	ns.3.and.5.are.1k8.in.value..<br
4ec40	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
4ec60	62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69	b><br><br><code>h&nbsp;=&nbsp;pi
4ec80	2e 62 62 5f 69 32 63 5f 6f 70 65 6e 28 34 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 35 30 30	.bb_i2c_open(4,&nbsp;5,&nbsp;500
4eca0	30 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 62 61 6e 67 26 6e 62	00)&nbsp;#&nbsp;bit&nbsp;bang&nb
4ecc0	73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 2f 35 26 6e 62 73 70 3b 61 74	sp;on&nbsp;GPIO&nbsp;4/5&nbsp;at
4ece0	26 6e 62 73 70 3b 35 30 6b 62 70 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	&nbsp;50kbps<br></code><h3><a.na
4ed00	6d 65 3d 22 62 62 5f 69 32 63 5f 7a 69 70 22 3e 62 62 5f 69 32 63 5f 7a 69 70 3c 73 6d 61 6c 6c	me="bb_i2c_zip">bb_i2c_zip<small
4ed20	3e 28 3c 61 20 68 72 65 66 3d 22 23 53 44 41 22 3e 53 44 41 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	>(<a.href="#SDA">SDA</a>,.<a.hre
4ed40	66 3d 22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	f="#data">data</a>)</small></h3>
4ed60	0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 65 78 65 63 75 74 65 73 20 61 20 73 65 71 75 65 6e	.This.function.executes.a.sequen
4ed80	63 65 20 6f 66 20 62 69 74 20 62 61 6e 67 65 64 20 49 32 43 20 6f 70 65 72 61 74 69 6f 6e 73 2e	ce.of.bit.banged.I2C.operations.
4eda0	0a 54 68 65 20 6f 70 65 72 61 74 69 6f 6e 73 20 74 6f 20 62 65 20 70 65 72 66 6f 72 6d 65 64 20	.The.operations.to.be.performed.
4edc0	61 72 65 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 0a 6f 66	are.specified.by.the.contents.of
4ede0	20 64 61 74 61 20 77 68 69 63 68 20 63 6f 6e 74 61 69 6e 73 20 74 68 65 20 63 6f 6e 63 61 74 65	.data.which.contains.the.concate
4ee00	6e 61 74 65 64 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 6e 64 0a 61 73 73 6f 63 69 61 74	nated.command.codes.and.associat
4ee20	65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d	ed.data..<br><br><b><small>Param
4ee40	65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26	eters</small></b><br><br><samp>&
4ee60	6e 62 73 70 3b 53 44 41 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 28 61 73 26 6e 62	nbsp;SDA:=&nbsp;0-31&nbsp;(as&nb
4ee80	73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f	sp;used&nbsp;in&nbsp;a&nbsp;prio
4eea0	72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	r&nbsp;call&nbsp;to&nbsp;<a.href
4eec0	3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e 62 62 5f 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29	="#bb_i2c_open">bb_i2c_open</a>)
4eee0	3c 62 72 3e 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 6e 63 61 74 65	<br>data:=&nbsp;the&nbsp;concate
4ef00	6e 61 74 65 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 73 2c 26 6e 62	nated&nbsp;I2C&nbsp;commands,&nb
4ef20	73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e	sp;see&nbsp;below<br></samp><br>
4ef40	3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c	<br>The.returned.value.is.a.tupl
4ef60	65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 61 6e	e.of.the.number.of.bytes.read.an
4ef80	64 20 61 0a 62 79 74 65 61 72 72 61 79 20 63 6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 20 62 79 74	d.a.bytearray.containing.the.byt
4efa0	65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 0a 6e	es...If.there.was.an.error.the.n
4efc0	75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 77 69 6c 6c 20 62 65 20 6c 65 73 73	umber.of.bytes.read.will.be.less
4efe0	20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 0a 74 68 65	.than.zero.(and.will.contain.the
4f000	00 00 00 51 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	...Q.error.code)..<br><br><b><sm
4f020	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
4f040	63 6f 64 65 3e 28 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e	code>(count,&nbsp;data)&nbsp;=&n
4f060	62 73 70 3b 70 69 2e 62 62 5f 69 32 63 5f 7a 69 70 28 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	bsp;pi.bb_i2c_zip(<br>&nbsp;&nbs
4f080	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
4f0a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
4f0c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
4f0e0	70 3b 26 6e 62 73 70 3b 53 44 41 2c 26 6e 62 73 70 3b 5b 34 2c 26 6e 62 73 70 3b 30 78 35 33 2c	p;&nbsp;SDA,&nbsp;[4,&nbsp;0x53,
4f100	26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 37 2c 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 30 78	&nbsp;2,&nbsp;7,&nbsp;1,&nbsp;0x
4f120	33 32 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 36 2c 26 6e 62 73 70 3b 36 2c 26 6e 62 73 70	32,&nbsp;2,&nbsp;6,&nbsp;6,&nbsp
4f140	3b 33 2c 26 6e 62 73 70 3b 30 5d 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54	;3,&nbsp;0])<br></code><br><br>T
4f160	68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20 73	he.following.command.codes.are.s
4f180	75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d	upported:.<br><br><table.border=
4f1a0	22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d	"1".cellpadding="2".cellspacing=
4f1c0	22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64 3e	"2"><tbody><tr><td>Name</td><td>
4f1e0	43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c	Cmd.&.Data</td><td>Meaning</td><
4f200	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 6e 64 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74	/tr><tr><td>End</td><td>0</td><t
4f220	64 3e 4e 6f 20 6d 6f 72 65 20 63 6f 6d 6d 61 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	d>No.more.commands</td></tr><tr>
4f240	3c 74 64 3e 45 73 63 61 70 65 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 4e 65 78	<td>Escape</td><td>1</td><td>Nex
4f260	74 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	t.P.is.two.bytes</td></tr><tr><t
4f280	64 3e 53 74 61 72 74 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 53 74 61 72 74 20	d>Start</td><td>2</td><td>Start.
4f2a0	63 6f 6e 64 69 74 69 6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 74 6f 70 3c	condition</td></tr><tr><td>Stop<
4f2c0	2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 53 74 6f 70 20 63 6f 6e 64 69 74 69 6f 6e	/td><td>3</td><td>Stop.condition
4f2e0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 64 64 72 65 73 73 3c 2f 74 64 3e 3c 74	</td></tr><tr><td>Address</td><t
4f300	64 3e 34 20 50 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 61 64 64 72 65 73 73 20 74 6f	d>4.P</td><td>Set.I2C.address.to
4f320	20 50 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46 6c 61 67 73 3c 2f 74 64 3e 3c 74	.P</td></tr><tr><td>Flags</td><t
4f340	64 3e 35 20 6c 73 62 20 6d 73 62 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 66 6c 61 67	d>5.lsb.msb</td><td>Set.I2C.flag
4f360	73 20 74 6f 20 6c 73 62 20 2b 20 28 6d 73 62 20 26 6c 74 3b 26 6c 74 3b 20 38 29 3c 2f 74 64 3e	s.to.lsb.+.(msb.&lt;&lt;.8)</td>
4f380	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 65 61 64 3c 2f 74 64 3e 3c 74 64 3e 36 20 50 3c 2f 74	</tr><tr><td>Read</td><td>6.P</t
4f3a0	64 3e 3c 74 64 3e 52 65 61 64 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e 3c	d><td>Read.P.bytes.of.data</td><
4f3c0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 72 69 74 65 3c 2f 74 64 3e 3c 74 64 3e 37 20 50 20 2e 2e	/tr><tr><td>Write</td><td>7.P...
4f3e0	2e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c	.</td><td>Write.P.bytes.of.data<
4f400	2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72	/td></tr></tbody></table><br><br
4f420	3e 54 68 65 20 61 64 64 72 65 73 73 2c 20 72 65 61 64 2c 20 61 6e 64 20 77 72 69 74 65 20 63 6f	>The.address,.read,.and.write.co
4f440	6d 6d 61 6e 64 73 20 74 61 6b 65 20 61 20 70 61 72 61 6d 65 74 65 72 20 50 2e 0a 4e 6f 72 6d 61	mmands.take.a.parameter.P..Norma
4f460	6c 6c 79 20 50 20 69 73 20 6f 6e 65 20 62 79 74 65 20 28 30 2d 32 35 35 29 2e 20 20 49 66 20 74	lly.P.is.one.byte.(0-255)...If.t
4f480	68 65 20 63 6f 6d 6d 61 6e 64 20 69 73 20 70 72 65 63 65 64 65 64 20 62 79 0a 74 68 65 20 45 73	he.command.is.preceded.by.the.Es
4f4a0	63 61 70 65 20 63 6f 6d 6d 61 6e 64 20 74 68 65 6e 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73	cape.command.then.P.is.two.bytes
4f4c0	20 28 30 2d 36 35 35 33 35 2c 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 0a 62 79 74	.(0-65535,.least.significant.byt
4f4e0	65 20 66 69 72 73 74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 20 61 6e	e.first)..<br><br>The.address.an
4f500	64 20 66 6c 61 67 73 20 64 65 66 61 75 6c 74 20 74 6f 20 30 2e 20 20 54 68 65 20 61 64 64 72 65	d.flags.default.to.0...The.addre
4f520	73 73 20 61 6e 64 20 66 6c 61 67 73 20 6d 61 69 6e 74 61 69 6e 0a 74 68 65 69 72 20 70 72 65 76	ss.and.flags.maintain.their.prev
4f540	69 6f 75 73 20 76 61 6c 75 65 20 75 6e 74 69 6c 20 75 70 64 61 74 65 64 2e 0a 3c 62 72 3e 3c 62	ious.value.until.updated..<br><b
4f560	72 3e 4e 6f 20 66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64	r>No.flags.are.currently.defined
4f580	2e 0a 3c 62 72 3e 3c 62 72 3e 41 6e 79 20 72 65 61 64 20 49 32 43 20 64 61 74 61 20 69 73 20 63	..<br><br>Any.read.I2C.data.is.c
4f5a0	6f 6e 63 61 74 65 6e 61 74 65 64 20 69 6e 20 74 68 65 20 72 65 74 75 72 6e 65 64 20 62 79 74 65	oncatenated.in.the.returned.byte
4f5c0	61 72 72 61 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65	array..<br><br><b><small>Example
4f5e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 65 74 26 6e 62	</small></b><br><br><code>Set&nb
4f600	73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 35 33 3c 62 72 3e 73 74 61 72 74 2c 26 6e	sp;address&nbsp;0x53<br>start,&n
4f620	62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 33 32 2c 26 6e 62 73 70 3b 28 72 65 29 73 74	bsp;write&nbsp;0x32,&nbsp;(re)st
4f640	61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73	art,&nbsp;read&nbsp;6&nbsp;bytes
4f660	2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26	,&nbsp;stop<br>Set&nbsp;address&
4f680	6e 62 73 70 3b 30 78 31 45 3c 62 72 3e 73 74 61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e	nbsp;0x1E<br>start,&nbsp;write&n
4f6a0	62 73 70 3b 30 78 30 33 2c 26 6e 62 73 70 3b 28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b 72	bsp;0x03,&nbsp;(re)start,&nbsp;r
4f6c0	65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f 70	ead&nbsp;6&nbsp;bytes,&nbsp;stop
4f6e0	3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 36 38 3c 62	<br>Set&nbsp;address&nbsp;0x68<b
4f700	72 3e 73 74 61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 31 42 2c 26 6e	r>start,&nbsp;write&nbsp;0x1B,&n
4f720	62 73 70 3b 28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 38 26	bsp;(re)start,&nbsp;read&nbsp;8&
4f740	6e 62 73 70 3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72 3e 45 6e 64 3c 62 72 3e	nbsp;bytes,&nbsp;stop<br>End<br>
4f760	3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 35 33 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b	<br>0x04&nbsp;0x53<br>0x02&nbsp;
4f780	30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 33 32 26 6e 62 73 70 3b 26 6e	0x07&nbsp;0x01&nbsp;0x32&nbsp;&n
4f7a0	62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78	bsp;&nbsp;0x02&nbsp;0x06&nbsp;0x
4f7c0	30 36 26 6e 62 73 70 3b 30 78 30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78	06&nbsp;0x03<br><br>0x04&nbsp;0x
4f7e0	31 45 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e	1E<br>0x02&nbsp;0x07&nbsp;0x01&n
4f800	62 73 70 3b 30 78 30 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32 26 6e	bsp;0x03&nbsp;&nbsp;&nbsp;0x02&n
4f820	62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 33 3c 62 72 3e	bsp;0x06&nbsp;0x06&nbsp;0x03<br>
4f840	3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 36 38 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b	<br>0x04&nbsp;0x68<br>0x02&nbsp;
4f860	30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 31 42 26 6e 62 73 70 3b 26 6e	0x07&nbsp;0x01&nbsp;0x1B&nbsp;&n
4f880	62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78	bsp;&nbsp;0x02&nbsp;0x06&nbsp;0x
4f8a0	30 38 26 6e 62 73 70 3b 30 78 30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 30 3c 62 72 3e 3c 2f 63 6f	08&nbsp;0x03<br><br>0x00<br></co
4f8c0	64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 73 65 72 69 61 6c 5f 69 6e 76 65 72 74	de><h3><a.name="bb_serial_invert
4f8e0	22 3e 62 62 5f 73 65 72 69 61 6c 5f 69 6e 76 65 72 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	">bb_serial_invert<small>(<a.hre
4f900	66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61	f="#user_gpio">user_gpio</a>,.<a
4f920	20 68 72 65 66 3d 22 23 69 6e 76 65 72 74 22 3e 69 6e 76 65 72 74 3c 2f 61 3e 29 3c 2f 73 6d 61	.href="#invert">invert</a>)</sma
4f940	6c 6c 3e 3c 2f 68 33 3e 0a 49 6e 76 65 72 74 20 73 65 72 69 61 6c 20 6c 6f 67 69 63 2e 0a 3c 62	ll></h3>.Invert.serial.logic..<b
4f960	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c	r><br><b><small>Parameters</smal
4f980	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d 26	l></b><br><br><samp>user_gpio:=&
4f9a0	6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 28 6f 70 65 6e 65 64 26 6e 62 73 70 3b 69 6e 26 6e	nbsp;0-31&nbsp;(opened&nbsp;in&n
4f9c0	62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b	bsp;a&nbsp;prior&nbsp;call&nbsp;
4f9e0	74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64	to&nbsp;<a.href="#bb_serial_read
4fa00	5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 2f 61 3e 29 3c	_open">bb_serial_read_open</a>)<
4fa20	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 76 65 72	br>&nbsp;&nbsp;&nbsp;&nbsp;inver
4fa40	74 3a 3d 26 6e 62 73 70 3b 30 2d 31 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 69 6e 76 65 72 74	t:=&nbsp;0-1&nbsp;(1&nbsp;invert
4fa60	2c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6e 6f 72 6d 61 6c 29 3c 62 72 3e 3c 2f 73 61 6d 70 3e	,&nbsp;0&nbsp;normal)<br></samp>
4fa80	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
4faa0	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d	></b><br><br><code>status&nbsp;=
4fac0	26 6e 62 73 70 3b 70 69 2e 62 62 5f 73 65 72 69 61 6c 5f 69 6e 76 65 72 74 28 31 37 2c 26 6e 62	&nbsp;pi.bb_serial_invert(17,&nb
4fae0	73 70 3b 31 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f	sp;1)<br></code><h3><a.name="bb_
4fb00	73 65 72 69 61 6c 5f 72 65 61 64 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 3c 73 6d 61 6c	serial_read">bb_serial_read<smal
4fb20	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69	l>(<a.href="#user_gpio">user_gpi
4fb40	6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 64 61 74 61	o</a>)</small></h3>.Returns.data
4fb60	20 66 72 6f 6d 20 74 68 65 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 63 79 63 6c 69 63	.from.the.bit.bang.serial.cyclic
4fb80	20 62 75 66 66 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d	.buffer..<br><br><b><small>Param
4fba0	65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75	eters</small></b><br><br><samp>u
4fbc0	73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 28 6f 70 65 6e 65	ser_gpio:=&nbsp;0-31&nbsp;(opene
4fbe0	64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70	d&nbsp;in&nbsp;a&nbsp;prior&nbsp
4fc00	3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f	;call&nbsp;to&nbsp;<a.href="#bb_
4fc20	73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64	serial_read_open">bb_serial_read
4fc40	5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65	_open</a>)<br></samp><br><br>The
4fc60	20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68	.returned.value.is.a.tuple.of.th
4fc80	65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 61 6e 64 20 61 0a 62 79 74	e.number.of.bytes.read.and.a.byt
4fca0	65 61 72 72 61 79 20 63 6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 20 62 79 74 65 73 2e 20 20 49 66	earray.containing.the.bytes...If
4fcc0	20 74 68 65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 0a 6e 75 6d 62 65 72 20 6f	.there.was.an.error.the.number.o
4fce0	66 20 62 79 74 65 73 20 72 65 61 64 20 77 69 6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a	f.bytes.read.will.be.less.than.z
4fd00	65 72 6f 20 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 0a 74 68 65 20 65 72 72 6f 72 20	ero.(and.will.contain.the.error.
4fd20	63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 79 74 65 73 20 72 65 74 75 72 6e 65	code)..<br><br>The.bytes.returne
4fd40	64 20 66 6f 72 20 65 61 63 68 20 63 68 61 72 61 63 74 65 72 20 64 65 70 65 6e 64 20 75 70 6f 6e	d.for.each.character.depend.upon
4fd60	20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 0a 64 61 74 61 20 62 69 74 73 20 3c 61 20 68 72 65 66	.the.number.of.data.bits.<a.href
4fd80	3d 22 23 62 62 5f 62 69 74 73 22 3e 62 62 5f 62 69 74 73 3c 2f 61 3e 20 73 70 65 63 69 66 69 65	="#bb_bits">bb_bits</a>.specifie
4fda0	64 20 69 6e 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61	d.in.the.<a.href="#bb_serial_rea
4fdc0	64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 2f 61 3e 0a	d_open">bb_serial_read_open</a>.
4fde0	63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 62	command..<br><br>For.<a.href="#b
4fe00	62 5f 62 69 74 73 22 3e 62 62 5f 62 69 74 73 3c 2f 61 3e 20 31 2d 38 20 74 68 65 72 65 20 77 69	b_bits">bb_bits</a>.1-8.there.wi
4fe20	6c 6c 20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 46 6f	ll.be.one.byte.per.character..Fo
4fe40	72 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 62 69 74 73 22 3e 62 62 5f 62 69 74 73 3c 2f 61 3e	r.<a.href="#bb_bits">bb_bits</a>
4fe60	20 39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65	.9-16.there.will.be.two.bytes.pe
4fe80	72 20 63 68 61 72 61 63 74 65 72 2e 0a 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 62 69	r.character..For.<a.href="#bb_bi
4fea0	74 73 22 3e 62 62 5f 62 69 74 73 3c 2f 61 3e 20 31 37 2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c	ts">bb_bits</a>.17-32.there.will
4fec0	20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 62	.be.four.bytes.per.character..<b
4fee0	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c	r><br><b><small>Example</small><
4ff00	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 28 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61	/b><br><br><code>(count,&nbsp;da
4ff20	74 61 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61	ta)&nbsp;=&nbsp;pi.bb_serial_rea
4ff40	64 28 34 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 73	d(4)<br></code><h3><a.name="bb_s
4ff60	65 72 69 61 6c 5f 72 65 61 64 5f 63 6c 6f 73 65 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64	erial_read_close">bb_serial_read
4ff80	5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69	_close<small>(<a.href="#user_gpi
4ffa0	6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43	o">user_gpio</a>)</small></h3>.C
4ffc0	6c 6f 73 65 73 20 61 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 72 65 61 64 69 6e	loses.a.GPIO.for.bit.bang.readin
4ffe0	67 20 6f 66 20 73 65 72 69 61 6c 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	g.of.serial.data..<br><br><b><sm
50000	00 00 00 52 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	...Rall>Parameters</small></b><b
50020	72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 33	r><br><samp>user_gpio:=&nbsp;0-3
50040	31 26 6e 62 73 70 3b 28 6f 70 65 6e 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 61 26 6e 62	1&nbsp;(opened&nbsp;in&nbsp;a&nb
50060	73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	sp;prior&nbsp;call&nbsp;to&nbsp;
50080	3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 62	<a.href="#bb_serial_read_open">b
500a0	62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 3c 2f 73 61 6d	b_serial_read_open</a>)<br></sam
500c0	70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61	p><br><br><b><small>Example</sma
500e0	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 74 61 74 75 73 26 6e 62 73 70	ll></b><br><br><code>status&nbsp
50100	3b 3d 26 6e 62 73 70 3b 70 69 2e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 63 6c 6f 73 65 28	;=&nbsp;pi.bb_serial_read_close(
50120	31 37 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 73 65	17)<br></code><h3><a.name="bb_se
50140	72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f	rial_read_open">bb_serial_read_o
50160	70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e	pen<small>(<a.href="#user_gpio">
50180	75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62	user_gpio</a>,.<a.href="#baud">b
501a0	61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 62 69 74 73 22 3e 62 62 5f 62	aud</a>,.<a.href="#bb_bits">bb_b
501c0	69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 4f 70 65 6e 73 20 61 20 47 50	its</a>)</small></h3>.Opens.a.GP
501e0	49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 72 65 61 64 69 6e 67 20 6f 66 20 73 65 72 69 61	IO.for.bit.bang.reading.of.seria
50200	6c 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65	l.data..<br><br><b><small>Parame
50220	74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73	ters</small></b><br><br><samp>us
50240	65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62	er_gpio:=&nbsp;0-31,&nbsp;the&nb
50260	73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 75 73 65 2e 3c 62 72 3e 26 6e 62	sp;GPIO&nbsp;to&nbsp;use.<br>&nb
50280	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a	sp;&nbsp;&nbsp;&nbsp;&nbsp;baud:
502a0	3d 26 6e 62 73 70 3b 35 30 2d 32 35 30 30 30 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	=&nbsp;50-250000,&nbsp;the&nbsp;
502c0	62 61 75 64 26 6e 62 73 70 3b 72 61 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62	baud&nbsp;rate.<br>&nbsp;&nbsp;b
502e0	62 5f 62 69 74 73 3a 3d 26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	b_bits:=&nbsp;1-32,&nbsp;the&nbs
50300	70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 69 74 73 26 6e 62 73 70 3b	p;number&nbsp;of&nbsp;bits&nbsp;
50320	70 65 72 26 6e 62 73 70 3b 77 6f 72 64 2c 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 26 6e 62 73 70	per&nbsp;word,&nbsp;default&nbsp
50340	3b 38 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 72 69 61 6c	;8.<br></samp><br><br>The.serial
50360	20 64 61 74 61 20 69 73 20 68 65 6c 64 20 69 6e 20 61 20 63 79 63 6c 69 63 20 62 75 66 66 65 72	.data.is.held.in.a.cyclic.buffer
50380	20 61 6e 64 20 69 73 20 72 65 61 64 20 75 73 69 6e 67 0a 3c 61 20 68 72 65 66 3d 22 23 62 62 5f	.and.is.read.using.<a.href="#bb_
503a0	73 65 72 69 61 6c 5f 72 65 61 64 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 3c 2f 61 3e 2e	serial_read">bb_serial_read</a>.
503c0	0a 3c 62 72 3e 3c 62 72 3e 49 74 20 69 73 20 74 68 65 20 63 61 6c 6c 65 72 27 73 20 72 65 73 70	.<br><br>It.is.the.caller's.resp
503e0	6f 6e 73 69 62 69 6c 69 74 79 20 74 6f 20 72 65 61 64 20 64 61 74 61 20 66 72 6f 6d 20 74 68 65	onsibility.to.read.data.from.the
50400	20 63 79 63 6c 69 63 0a 62 75 66 66 65 72 20 69 6e 20 61 20 74 69 6d 65 6c 79 20 66 61 73 68 69	.cyclic.buffer.in.a.timely.fashi
50420	6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73	on..<br><br><b><small>Example</s
50440	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 74 61 74 75 73 26 6e 62	mall></b><br><br><code>status&nb
50460	73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e	sp;=&nbsp;pi.bb_serial_read_open
50480	28 34 2c 26 6e 62 73 70 3b 31 39 32 30 30 29 3c 62 72 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d	(4,&nbsp;19200)<br>status&nbsp;=
504a0	26 6e 62 73 70 3b 70 69 2e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 28 31 37 2c	&nbsp;pi.bb_serial_read_open(17,
504c0	26 6e 62 73 70 3b 39 36 30 30 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	&nbsp;9600)<br></code><h3><a.nam
504e0	65 3d 22 62 62 5f 73 70 69 5f 63 6c 6f 73 65 22 3e 62 62 5f 73 70 69 5f 63 6c 6f 73 65 3c 73 6d	e="bb_spi_close">bb_spi_close<sm
50500	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 43 53 22 3e 43 53 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	all>(<a.href="#CS">CS</a>)</smal
50520	6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 62 69 74 20	l></h3>.This.function.stops.bit.
50540	62 61 6e 67 69 6e 67 20 53 50 49 20 6f 6e 20 61 20 73 65 74 20 6f 66 20 47 50 49 4f 0a 6f 70 65	banging.SPI.on.a.set.of.GPIO.ope
50560	6e 65 64 20 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 70 69 5f 6f 70 65 6e 22 3e	ned.with.<a.href="#bb_spi_open">
50580	62 62 5f 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	bb_spi_open</a>..<br><br><b><sma
505a0	6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	ll>Parameters</small></b><br><br
505c0	3e 3c 73 61 6d 70 3e 43 53 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68 65 26	><samp>CS:=&nbsp;0-31,&nbsp;the&
505e0	6e 62 73 70 3b 43 53 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70	nbsp;CS&nbsp;GPIO&nbsp;used&nbsp
50600	3b 69 6e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26	;in&nbsp;a&nbsp;prior&nbsp;call&
50620	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 70 69 5f 6f 70	nbsp;to&nbsp;<a.href="#bb_spi_op
50640	65 6e 22 3e 62 62 5f 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62	en">bb_spi_open</a><br></samp><b
50660	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65	r><br>Returns.0.if.OK,.otherwise
50680	20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 4e 4f 54 5f 53 50 49	.PI_BAD_USER_GPIO,.or.PI_NOT_SPI
506a0	5f 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65	_GPIO..<br><br><b><small>Example
506c0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 62 62 5f	</small></b><br><br><code>pi.bb_
506e0	73 70 69 5f 63 6c 6f 73 65 28 43 53 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	spi_close(CS)<br></code><h3><a.n
50700	61 6d 65 3d 22 62 62 5f 73 70 69 5f 6f 70 65 6e 22 3e 62 62 5f 73 70 69 5f 6f 70 65 6e 3c 73 6d	ame="bb_spi_open">bb_spi_open<sm
50720	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 43 53 22 3e 43 53 3c 2f 61 3e 2c 20 3c 61 20 68 72	all>(<a.href="#CS">CS</a>,.<a.hr
50740	65 66 3d 22 23 4d 49 53 4f 22 3e 4d 49 53 4f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 4d	ef="#MISO">MISO</a>,.<a.href="#M
50760	4f 53 49 22 3e 4d 4f 53 49 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 53 43 4c 4b 22 3e 53	OSI">MOSI</a>,.<a.href="#SCLK">S
50780	43 4c 4b 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f 61	CLK</a>,.<a.href="#baud">baud</a
507a0	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 66 6c 61 67 73 22 3e 73 70 69 5f 66 6c 61 67	>,.<a.href="#spi_flags">spi_flag
507c0	73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f	s</a>)</small></h3>.This.functio
507e0	6e 20 73 65 6c 65 63 74 73 20 61 20 73 65 74 20 6f 66 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20	n.selects.a.set.of.GPIO.for.bit.
50800	62 61 6e 67 69 6e 67 20 53 50 49 20 61 74 20 61 0a 73 70 65 63 69 66 69 65 64 20 62 61 75 64 20	banging.SPI.at.a.specified.baud.
50820	72 61 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65	rate..<br><br><b><small>Paramete
50840	72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73	rs</small></b><br><br><samp>&nbs
50860	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
50880	43 53 26 6e 62 73 70 3b 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	CS&nbsp;:=&nbsp;0-31<br>&nbsp;&n
508a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 4d 49 53 4f 26 6e 62 73 70 3b 3a 3d 26 6e 62 73	bsp;&nbsp;&nbsp;MISO&nbsp;:=&nbs
508c0	70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;0-31<br>&nbsp;&nbsp;&nbsp;&nbs
508e0	70 3b 4d 4f 53 49 26 6e 62 73 70 3b 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73	p;MOSI&nbsp;:=&nbsp;0-31<br>&nbs
50900	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 43 4c 4b 26 6e 62 73 70 3b 3a 3d	p;&nbsp;&nbsp;&nbsp;SCLK&nbsp;:=
50920	26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;0-31<br>&nbsp;&nbsp;&nbsp;
50940	26 6e 62 73 70 3b 62 61 75 64 26 6e 62 73 70 3b 3a 3d 26 6e 62 73 70 3b 35 30 2d 32 35 30 30 30	&nbsp;baud&nbsp;:=&nbsp;50-25000
50960	30 3c 62 72 3e 73 70 69 46 6c 61 67 73 26 6e 62 73 70 3b 3a 3d 26 6e 62 73 70 3b 73 65 65 26 6e	0<br>spiFlags&nbsp;:=&nbsp;see&n
50980	62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 73 70 69 46	bsp;below<br></samp><br><br>spiF
509a0	6c 61 67 73 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69	lags.consists.of.the.least.signi
509c0	66 69 63 61 6e 74 20 32 32 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 31	ficant.22.bits..<br><br><code>21
509e0	26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 37	&nbsp;20&nbsp;19&nbsp;18&nbsp;17
50a00	26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 33	&nbsp;16&nbsp;15&nbsp;14&nbsp;13
50a20	26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e	&nbsp;12&nbsp;11&nbsp;10&nbsp;&n
50a40	62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26	bsp;9&nbsp;&nbsp;8&nbsp;&nbsp;7&
50a60	6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26	nbsp;&nbsp;6&nbsp;&nbsp;5&nbsp;&
50a80	6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32	nbsp;4&nbsp;&nbsp;3&nbsp;&nbsp;2
50aa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e	&nbsp;&nbsp;1&nbsp;&nbsp;0<br>&n
50ac0	62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26	bsp;0&nbsp;&nbsp;0&nbsp;&nbsp;0&
50ae0	6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26	nbsp;&nbsp;0&nbsp;&nbsp;0&nbsp;&
50b00	6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54	nbsp;0&nbsp;&nbsp;R&nbsp;&nbsp;T
50b20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	&nbsp;&nbsp;0&nbsp;&nbsp;0&nbsp;
50b40	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;0&nbsp;&nbsp;0&nbsp;&nbsp;
50b60	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70	0&nbsp;&nbsp;0&nbsp;&nbsp;0&nbsp
50b80	3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;0&nbsp;&nbsp;0&nbsp;&nbsp
50ba0	3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 26 6e 62 73	;0&nbsp;&nbsp;0&nbsp;&nbsp;p&nbs
50bc0	70 3b 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 3c 62 72 3e 3c 2f 63 6f 64 65	p;&nbsp;m&nbsp;&nbsp;m<br></code
50be0	3e 3c 62 72 3e 3c 62 72 3e 6d 6d 20 64 65 66 69 6e 65 73 20 74 68 65 20 53 50 49 20 6d 6f 64 65	><br><br>mm.defines.the.SPI.mode
50c00	2c 20 64 65 66 61 75 6c 74 73 20 74 6f 20 30 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 4d 6f	,.defaults.to.0.<br><br><code>Mo
50c20	64 65 26 6e 62 73 70 3b 43 50 4f 4c 26 6e 62 73 70 3b 43 50 48 41 3c 62 72 3e 26 6e 62 73 70 3b	de&nbsp;CPOL&nbsp;CPHA<br>&nbsp;
50c40	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30	0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0
50c60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62	&nbsp;&nbsp;&nbsp;&nbsp;0<br>&nb
50c80	73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;1&nbsp;&nbsp;&nbsp;&nbsp;&nbs
50ca0	70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e	p;0&nbsp;&nbsp;&nbsp;&nbsp;1<br>
50cc0	26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;2&nbsp;&nbsp;&nbsp;&nbsp;&
50ce0	6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c	nbsp;1&nbsp;&nbsp;&nbsp;&nbsp;0<
50d00	62 72 3e 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	br>&nbsp;3&nbsp;&nbsp;&nbsp;&nbs
50d20	70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;1&nbsp;&nbsp;&nbsp;&nbsp
50d40	3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69	;1<br></code><br><br>The.followi
50d60	6e 67 20 63 6f 6e 73 74 61 6e 74 73 20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 73 65 74 20	ng.constants.may.be.used.to.set.
50d80	74 68 65 20 6d 6f 64 65 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 67 70 69 6f 2e 53	the.mode:.<br><br><code>pigpio.S
50da0	50 49 5f 4d 4f 44 45 5f 30 3c 62 72 3e 70 69 67 70 69 6f 2e 53 50 49 5f 4d 4f 44 45 5f 31 3c 62	PI_MODE_0<br>pigpio.SPI_MODE_1<b
50dc0	72 3e 70 69 67 70 69 6f 2e 53 50 49 5f 4d 4f 44 45 5f 32 3c 62 72 3e 70 69 67 70 69 6f 2e 53 50	r>pigpio.SPI_MODE_2<br>pigpio.SP
50de0	49 5f 4d 4f 44 45 5f 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 41 6c 74 65 72	I_MODE_3<br></code><br><br>Alter
50e00	6e 61 74 69 76 65 6c 79 20 70 69 67 70 69 6f 2e 53 50 49 5f 43 50 4f 4c 20 61 6e 64 2f 6f 72 20	natively.pigpio.SPI_CPOL.and/or.
50e20	70 69 67 70 69 6f 2e 53 50 49 5f 43 50 48 41 0a 6d 61 79 20 62 65 20 75 73 65 64 2e 0a 3c 62 72	pigpio.SPI_CPHA.may.be.used..<br
50e40	3e 3c 62 72 3e 70 20 69 73 20 30 20 69 66 20 43 53 20 69 73 20 61 63 74 69 76 65 20 6c 6f 77 20	><br>p.is.0.if.CS.is.active.low.
50e60	28 64 65 66 61 75 6c 74 29 20 61 6e 64 20 31 20 66 6f 72 20 61 63 74 69 76 65 20 68 69 67 68 2e	(default).and.1.for.active.high.
50e80	0a 70 69 67 70 69 6f 2e 53 50 49 5f 43 53 5f 48 49 47 48 5f 41 43 54 49 56 45 20 6d 61 79 20 62	.pigpio.SPI_CS_HIGH_ACTIVE.may.b
50ea0	65 20 75 73 65 64 20 74 6f 20 73 65 74 20 74 68 69 73 20 66 6c 61 67 2e 0a 3c 62 72 3e 3c 62 72	e.used.to.set.this.flag..<br><br
50ec0	3e 54 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74	>T.is.1.if.the.least.significant
50ee0	20 62 69 74 20 69 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6f 6e 20 4d 4f 53 49 20 66 69 72 73	.bit.is.transmitted.on.MOSI.firs
50f00	74 2c 0a 74 68 65 20 64 65 66 61 75 6c 74 20 28 30 29 20 73 68 69 66 74 73 20 74 68 65 20 6d 6f	t,.the.default.(0).shifts.the.mo
50f20	73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 6f 75 74 20 66 69 72 73 74 2e 0a 70 69	st.significant.bit.out.first..pi
50f40	67 70 69 6f 2e 53 50 49 5f 54 58 5f 4c 53 42 46 49 52 53 54 20 6d 61 79 20 62 65 20 75 73 65 64	gpio.SPI_TX_LSBFIRST.may.be.used
50f60	20 74 6f 20 73 65 74 20 74 68 69 73 20 66 6c 61 67 2e 0a 3c 62 72 3e 3c 62 72 3e 52 20 69 73 20	.to.set.this.flag..<br><br>R.is.
50f80	31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69	1.if.the.least.significant.bit.i
50fa0	73 20 72 65 63 65 69 76 65 64 20 6f 6e 20 4d 49 53 4f 20 66 69 72 73 74 2c 0a 74 68 65 20 64 65	s.received.on.MISO.first,.the.de
50fc0	66 61 75 6c 74 20 28 30 29 20 72 65 63 65 69 76 65 73 20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e	fault.(0).receives.the.most.sign
50fe0	69 66 69 63 61 6e 74 20 62 69 74 20 66 69 72 73 74 2e 0a 70 69 67 70 69 6f 2e 53 50 49 5f 52 58	ificant.bit.first..pigpio.SPI_RX
51000	00 00 00 53 5f 4c 53 42 46 49 52 53 54 20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 73 65 74	...S_LSBFIRST.may.be.used.to.set
51020	20 74 68 69 73 20 66 6c 61 67 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6f 74 68 65 72 20 62 69	.this.flag..<br><br>The.other.bi
51040	74 73 20 69 6e 20 73 70 69 46 6c 61 67 73 20 73 68 6f 75 6c 64 20 62 65 20 73 65 74 20 74 6f 20	ts.in.spiFlags.should.be.set.to.
51060	7a 65 72 6f 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f	zero..<br><br>Returns.0.if.OK,.o
51080	74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 42 41	therwise.PI_BAD_USER_GPIO,.PI_BA
510a0	44 5f 53 50 49 5f 42 41 55 44 2c 20 6f 72 0a 50 49 5f 47 50 49 4f 5f 49 4e 5f 55 53 45 2e 0a 3c	D_SPI_BAUD,.or.PI_GPIO_IN_USE..<
510c0	62 72 3e 3c 62 72 3e 49 66 20 6d 6f 72 65 20 74 68 61 6e 20 6f 6e 65 20 64 65 76 69 63 65 20 69	br><br>If.more.than.one.device.i
510e0	73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 53 50 49 20 62 75 73 20 28 64 65 66 69	s.connected.to.the.SPI.bus.(defi
51100	6e 65 64 20 62 79 0a 53 43 4c 4b 2c 20 4d 4f 53 49 2c 20 61 6e 64 20 4d 49 53 4f 29 20 65 61 63	ned.by.SCLK,.MOSI,.and.MISO).eac
51120	68 20 6d 75 73 74 20 68 61 76 65 20 69 74 73 20 6f 77 6e 20 43 53 2e 0a 3c 62 72 3e 3c 62 72 3e	h.must.have.its.own.CS..<br><br>
51140	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
51160	3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 62 5f 73 70 69 5f 6f 70 65 6e 28 31 30 2c 26 6e 62 73 70 3b	><br><code>bb_spi_open(10,&nbsp;
51180	4d 49 53 4f 2c 26 6e 62 73 70 3b 4d 4f 53 49 2c 26 6e 62 73 70 3b 53 43 4c 4b 2c 26 6e 62 73 70	MISO,&nbsp;MOSI,&nbsp;SCLK,&nbsp
511a0	3b 31 30 30 30 30 2c 26 6e 62 73 70 3b 30 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 65	;10000,&nbsp;0);&nbsp;//&nbsp;de
511c0	76 69 63 65 26 6e 62 73 70 3b 31 3c 62 72 3e 62 62 5f 73 70 69 5f 6f 70 65 6e 28 31 31 2c 26 6e	vice&nbsp;1<br>bb_spi_open(11,&n
511e0	62 73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b 4d 4f 53 49 2c 26 6e 62 73 70 3b 53 43 4c 4b 2c 26	bsp;MISO,&nbsp;MOSI,&nbsp;SCLK,&
51200	6e 62 73 70 3b 32 30 30 30 30 2c 26 6e 62 73 70 3b 33 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	nbsp;20000,&nbsp;3);&nbsp;//&nbs
51220	70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	p;device&nbsp;2<br></code><h3><a
51240	20 6e 61 6d 65 3d 22 62 62 5f 73 70 69 5f 78 66 65 72 22 3e 62 62 5f 73 70 69 5f 78 66 65 72 3c	.name="bb_spi_xfer">bb_spi_xfer<
51260	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 43 53 22 3e 43 53 3c 2f 61 3e 2c 20 3c 61 20	small>(<a.href="#CS">CS</a>,.<a.
51280	68 72 65 66 3d 22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#data">data</a>)</small></
512a0	68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 65 78 65 63 75 74 65 73 20 61 20 62 69 74	h3>.This.function.executes.a.bit
512c0	20 62 61 6e 67 65 64 20 53 50 49 20 74 72 61 6e 73 66 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	.banged.SPI.transfer..<br><br><b
512e0	3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	><small>Parameters</small></b><b
51300	72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 53 3a 3d 26 6e 62 73	r><br><samp>&nbsp;&nbsp;CS:=&nbs
51320	70 3b 30 2d 33 31 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69	p;0-31&nbsp;(as&nbsp;used&nbsp;i
51340	6e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62	n&nbsp;a&nbsp;prior&nbsp;call&nb
51360	73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 70 69 5f 6f 70 65 6e	sp;to&nbsp;<a.href="#bb_spi_open
51380	22 3e 62 62 5f 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 64 61 74 61 3a 3d 26 6e 62 73	">bb_spi_open</a>)<br>data:=&nbs
513a0	70 3b 64 61 74 61 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 73 65 6e 74	p;data&nbsp;to&nbsp;be&nbsp;sent
513c0	3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20	<br></samp><br><br>The.returned.
513e0	76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72 20 6f	value.is.a.tuple.of.the.number.o
51400	66 20 62 79 74 65 73 20 72 65 61 64 20 61 6e 64 20 61 0a 62 79 74 65 61 72 72 61 79 20 63 6f 6e	f.bytes.read.and.a.bytearray.con
51420	74 61 69 6e 69 6e 67 20 74 68 65 20 62 79 74 65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77 61 73	taining.the.bytes...If.there.was
51440	20 61 6e 20 65 72 72 6f 72 20 74 68 65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65	.an.error.the.number.of.bytes.re
51460	61 64 20 77 69 6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77	ad.will.be.less.than.zero.(and.w
51480	69 6c 6c 20 63 6f 6e 74 61 69 6e 0a 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72	ill.contain.the.error.code)..<br
514a0	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
514c0	62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 21 2f 75 73 72 2f 62 69 6e 2f 65 6e 76 26 6e	b><br><br><code>#!/usr/bin/env&n
514e0	62 73 70 3b 70 79 74 68 6f 6e 3c 62 72 3e 3c 62 72 3e 69 6d 70 6f 72 74 26 6e 62 73 70 3b 70 69	bsp;python<br><br>import&nbsp;pi
51500	67 70 69 6f 3c 62 72 3e 3c 62 72 3e 43 45 30 3d 35 3c 62 72 3e 43 45 31 3d 36 3c 62 72 3e 4d 49	gpio<br><br>CE0=5<br>CE1=6<br>MI
51520	53 4f 3d 31 33 3c 62 72 3e 4d 4f 53 49 3d 31 39 3c 62 72 3e 53 43 4c 4b 3d 31 32 3c 62 72 3e 3c	SO=13<br>MOSI=19<br>SCLK=12<br><
51540	62 72 3e 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 70 69 28 29 3c 62 72	br>pi&nbsp;=&nbsp;pigpio.pi()<br
51560	3e 69 66 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 70 69 2e 63 6f 6e 6e 65 63 74 65 64 3a 3c	>if&nbsp;not&nbsp;pi.connected:<
51580	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 78 69 74 28 29 3c 62 72 3e 3c	br>&nbsp;&nbsp;&nbsp;exit()<br><
515a0	62 72 3e 70 69 2e 62 62 5f 73 70 69 5f 6f 70 65 6e 28 43 45 30 2c 26 6e 62 73 70 3b 4d 49 53 4f	br>pi.bb_spi_open(CE0,&nbsp;MISO
515c0	2c 26 6e 62 73 70 3b 4d 4f 53 49 2c 26 6e 62 73 70 3b 53 43 4c 4b 2c 26 6e 62 73 70 3b 31 30 30	,&nbsp;MOSI,&nbsp;SCLK,&nbsp;100
515e0	30 30 2c 26 6e 62 73 70 3b 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 4d 43 50 34 32 35 31 26	00,&nbsp;0)&nbsp;#&nbsp;MCP4251&
51600	6e 62 73 70 3b 44 41 43 3c 62 72 3e 70 69 2e 62 62 5f 73 70 69 5f 6f 70 65 6e 28 43 45 31 2c 26	nbsp;DAC<br>pi.bb_spi_open(CE1,&
51620	6e 62 73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b 4d 4f 53 49 2c 26 6e 62 73 70 3b 53 43 4c 4b 2c	nbsp;MISO,&nbsp;MOSI,&nbsp;SCLK,
51640	26 6e 62 73 70 3b 32 30 30 30 30 2c 26 6e 62 73 70 3b 33 29 26 6e 62 73 70 3b 23 26 6e 62 73 70	&nbsp;20000,&nbsp;3)&nbsp;#&nbsp
51660	3b 4d 43 50 33 30 30 38 26 6e 62 73 70 3b 41 44 43 3c 62 72 3e 3c 62 72 3e 66 6f 72 26 6e 62 73	;MCP3008&nbsp;ADC<br><br>for&nbs
51680	70 3b 69 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 72 61 6e 67 65 28 32 35 36 29 3a 3c 62 72 3e	p;i&nbsp;in&nbsp;range(256):<br>
516a0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 2c 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;count,&nbs
516c0	70 3b 64 61 74 61 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 62 62 5f 73 70 69 5f 78 66 65	p;data&nbsp;=&nbsp;pi.bb_spi_xfe
516e0	72 28 43 45 30 2c 26 6e 62 73 70 3b 5b 30 2c 26 6e 62 73 70 3b 69 5d 29 26 6e 62 73 70 3b 23 26	r(CE0,&nbsp;[0,&nbsp;i])&nbsp;#&
51700	6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 44 41 43 26 6e 62 73 70 3b 76 61 6c 75 65 3c 62 72 3e	nbsp;Set&nbsp;DAC&nbsp;value<br>
51720	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 63 6f	<br>&nbsp;&nbsp;&nbsp;if&nbsp;co
51740	75 6e 74 26 6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 32 3a 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70	unt&nbsp;==&nbsp;2:<br><br>&nbsp
51760	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;c
51780	6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 62	ount,&nbsp;data&nbsp;=&nbsp;pi.b
517a0	62 5f 73 70 69 5f 78 66 65 72 28 43 45 30 2c 26 6e 62 73 70 3b 5b 31 32 2c 26 6e 62 73 70 3b 30	b_spi_xfer(CE0,&nbsp;[12,&nbsp;0
517c0	5d 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70 3b 62 61 63 6b 26 6e 62	])&nbsp;#&nbsp;Read&nbsp;back&nb
517e0	73 70 3b 44 41 43 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;DAC<br><br>&nbsp;&nbsp;&nbsp;
51800	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 63 6f 75 6e 74 26	&nbsp;&nbsp;&nbsp;if&nbsp;count&
51820	6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 32 3a 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	nbsp;==&nbsp;2:<br><br>&nbsp;&nb
51840	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
51860	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 65 74 5f 76 61 6c 26 6e 62 73 70 3b 3d 26 6e 62 73 70	;&nbsp;&nbsp;set_val&nbsp;=&nbsp
51880	3b 64 61 74 61 5b 31 5d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;data[1]<br><br>&nbsp;&nbsp;&nbs
518a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
518c0	26 6e 62 73 70 3b 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 3d 26 6e 62	&nbsp;count,&nbsp;data&nbsp;=&nb
518e0	73 70 3b 70 69 2e 62 62 5f 73 70 69 5f 78 66 65 72 28 43 45 31 2c 26 6e 62 73 70 3b 5b 31 2c 26	sp;pi.bb_spi_xfer(CE1,&nbsp;[1,&
51900	6e 62 73 70 3b 31 32 38 2c 26 6e 62 73 70 3b 30 5d 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 52	nbsp;128,&nbsp;0])&nbsp;#&nbsp;R
51920	65 61 64 26 6e 62 73 70 3b 41 44 43 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	ead&nbsp;ADC<br><br>&nbsp;&nbsp;
51940	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
51960	62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 63 6f 75 6e 74 26 6e 62 73 70 3b 3d 3d 26	bsp;&nbsp;if&nbsp;count&nbsp;==&
51980	6e 62 73 70 3b 33 3a 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;3:<br><br>&nbsp;&nbsp;&nbsp
519a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
519c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 65 61 64 5f 76 61 6c 26	nbsp;&nbsp;&nbsp;&nbsp;read_val&
519e0	6e 62 73 70 3b 3d 26 6e 62 73 70 3b 28 28 64 61 74 61 5b 31 5d 26 33 29 26 6c 74 3b 26 6c 74 3b	nbsp;=&nbsp;((data[1]&3)&lt;&lt;
51a00	38 29 26 6e 62 73 70 3b 7c 26 6e 62 73 70 3b 64 61 74 61 5b 32 5d 3c 62 72 3e 3c 62 72 3e 26 6e	8)&nbsp;|&nbsp;data[2]<br><br>&n
51a20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
51a40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
51a60	26 6e 62 73 70 3b 70 72 69 6e 74 28 22 7b 7d 26 6e 62 73 70 3b 7b 7d 22 2e 66 6f 72 6d 61 74 28	&nbsp;print("{}&nbsp;{}".format(
51a80	73 65 74 5f 76 61 6c 2c 26 6e 62 73 70 3b 72 65 61 64 5f 76 61 6c 29 29 3c 62 72 3e 3c 62 72 3e	set_val,&nbsp;read_val))<br><br>
51aa0	70 69 2e 62 62 5f 73 70 69 5f 63 6c 6f 73 65 28 43 45 30 29 3c 62 72 3e 70 69 2e 62 62 5f 73 70	pi.bb_spi_close(CE0)<br>pi.bb_sp
51ac0	69 5f 63 6c 6f 73 65 28 43 45 31 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 74 6f 70 28 29 3c 62 72	i_close(CE1)<br><br>pi.stop()<br
51ae0	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 73 63 5f 69 32 63 22 3e 62 73	></code><h3><a.name="bsc_i2c">bs
51b00	63 5f 69 32 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 61 64 64 72 65	c_i2c<small>(<a.href="#i2c_addre
51b20	73 73 22 3e 69 32 63 5f 61 64 64 72 65 73 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64	ss">i2c_address</a>,.<a.href="#d
51b40	61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	ata">data</a>)</small></h3>.This
51b60	20 66 75 6e 63 74 69 6f 6e 20 61 6c 6c 6f 77 73 20 74 68 65 20 50 69 20 74 6f 20 61 63 74 20 61	.function.allows.the.Pi.to.act.a
51b80	73 20 61 20 73 6c 61 76 65 20 49 32 43 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68	s.a.slave.I2C.device..<br><br>Th
51ba0	69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 6e 6f 74 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20	is.function.is.not.available.on.
51bc0	74 68 65 20 42 43 4d 32 37 31 31 20 28 65 2e 67 2e 20 61 73 0a 75 73 65 64 20 69 6e 20 74 68 65	the.BCM2711.(e.g..as.used.in.the
51be0	20 50 69 34 42 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 64 61 74 61 20 62 79 74 65 73 20 28	.Pi4B)..<br><br>The.data.bytes.(
51c00	69 66 20 61 6e 79 29 20 61 72 65 20 77 72 69 74 74 65 6e 20 74 6f 20 74 68 65 20 42 53 43 20 74	if.any).are.written.to.the.BSC.t
51c20	72 61 6e 73 6d 69 74 0a 46 49 46 4f 20 61 6e 64 20 74 68 65 20 62 79 74 65 73 20 69 6e 20 74 68	ransmit.FIFO.and.the.bytes.in.th
51c40	65 20 42 53 43 20 72 65 63 65 69 76 65 20 46 49 46 4f 20 61 72 65 20 72 65 74 75 72 6e 65 64 2e	e.BSC.receive.FIFO.are.returned.
51c60	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73	.<br><br><b><small>Parameters</s
51c80	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 69 32 63 5f 61 64 64 72 65	mall></b><br><br><samp>i2c_addre
51ca0	73 73 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 73 6c 61 76	ss:=&nbsp;the&nbsp;I2C&nbsp;slav
51cc0	65 26 6e 62 73 70 3b 61 64 64 72 65 73 73 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	e&nbsp;address.<br>&nbsp;&nbsp;&
51ce0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 64 61 74	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;dat
51d00	61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65	a:=&nbsp;the&nbsp;data&nbsp;byte
51d20	73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 2e 3c 62 72 3e 3c 2f 73 61	s&nbsp;to&nbsp;transmit.<br></sa
51d40	6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73	mp><br><br>The.returned.value.is
51d60	20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65 20 73 74 61 74 75 73 2c 20 74 68 65 20 6e 75 6d 62	.a.tuple.of.the.status,.the.numb
51d80	65 72 0a 6f 66 20 62 79 74 65 73 20 72 65 61 64 2c 20 61 6e 64 20 61 20 62 79 74 65 61 72 72 61	er.of.bytes.read,.and.a.bytearra
51da0	79 20 63 6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 20 72 65 61 64 20 62 79 74 65 73 2e 0a 3c 62 72	y.containing.the.read.bytes..<br
51dc0	3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 62 73 63 5f 78 66 65 72 22 3e 62 73 63	><br>See.<a.href="#bsc_xfer">bsc
51de0	5f 78 66 65 72 3c 2f 61 3e 20 66 6f 72 20 64 65 74 61 69 6c 73 20 6f 66 20 74 68 65 20 73 74 61	_xfer</a>.for.details.of.the.sta
51e00	74 75 73 20 76 61 6c 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 72 65 20 77 61 73 20	tus.value..<br><br>If.there.was.
51e20	61 6e 20 65 72 72 6f 72 20 74 68 65 20 73 74 61 74 75 73 20 77 69 6c 6c 20 62 65 20 6c 65 73 73	an.error.the.status.will.be.less
51e40	20 74 68 61 6e 20 7a 65 72 6f 0a 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 20 74 68 65	.than.zero.(and.will.contain.the
51e60	20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 20 74 68 61 74 20	.error.code)..<br><br>Note.that.
51e80	61 6e 20 69 32 63 5f 61 64 64 72 65 73 73 20 6f 66 20 30 20 6d 61 79 20 62 65 20 75 73 65 64 20	an.i2c_address.of.0.may.be.used.
51ea0	74 6f 20 63 6c 6f 73 65 0a 74 68 65 20 42 53 43 20 64 65 76 69 63 65 20 61 6e 64 20 72 65 61 73	to.close.the.BSC.device.and.reas
51ec0	73 69 67 6e 20 74 68 65 20 75 73 65 64 20 47 50 49 4f 20 61 73 20 69 6e 70 75 74 73 2e 0a 3c 62	sign.the.used.GPIO.as.inputs..<b
51ee0	72 3e 3c 62 72 3e 54 68 69 73 20 65 78 61 6d 70 6c 65 20 61 73 73 75 6d 65 73 20 47 50 49 4f 20	r><br>This.example.assumes.GPIO.
51f00	32 2f 33 20 61 72 65 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 47 50 49 4f 20 31 38 2f 31 39 0a	2/3.are.connected.to.GPIO.18/19.
51f20	28 47 50 49 4f 20 31 30 2f 31 31 20 6f 6e 20 74 68 65 20 42 43 4d 32 37 31 31 29 2e 0a 3c 62 72	(GPIO.10/11.on.the.BCM2711)..<br
51f40	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
51f60	62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 21 2f 75 73 72 2f 62 69 6e 2f 65 6e 76 26 6e	b><br><br><code>#!/usr/bin/env&n
51f80	62 73 70 3b 70 79 74 68 6f 6e 3c 62 72 3e 69 6d 70 6f 72 74 26 6e 62 73 70 3b 74 69 6d 65 3c 62	bsp;python<br>import&nbsp;time<b
51fa0	72 3e 69 6d 70 6f 72 74 26 6e 62 73 70 3b 70 69 67 70 69 6f 3c 62 72 3e 3c 62 72 3e 49 32 43 5f	r>import&nbsp;pigpio<br><br>I2C_
51fc0	41 44 44 52 3d 30 78 31 33 3c 62 72 3e 3c 62 72 3e 64 65 66 26 6e 62 73 70 3b 69 32 63 28 69 64	ADDR=0x13<br><br>def&nbsp;i2c(id
51fe0	2c 26 6e 62 73 70 3b 74 69 63 6b 29 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	,&nbsp;tick):<br>&nbsp;&nbsp;&nb
52000	00 00 00 54 73 70 3b 26 6e 62 73 70 3b 67 6c 6f 62 61 6c 26 6e 62 73 70 3b 70 69 3c 62 72 3e 3c	...Tsp;&nbsp;global&nbsp;pi<br><
52020	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 2c 26 6e 62	br>&nbsp;&nbsp;&nbsp;&nbsp;s,&nb
52040	73 70 3b 62 2c 26 6e 62 73 70 3b 64 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 62 73 63 5f	sp;b,&nbsp;d&nbsp;=&nbsp;pi.bsc_
52060	69 32 63 28 49 32 43 5f 41 44 44 52 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	i2c(I2C_ADDR)<br>&nbsp;&nbsp;&nb
52080	73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 62 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;if&nbsp;b:<br>&nbsp;&nb
520a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
520c0	3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 64 5b 30 5d 26 6e 62 73 70 3b 3d 3d 26 6e 62 73 70	;&nbsp;if&nbsp;d[0]&nbsp;==&nbsp
520e0	3b 6f 72 64 28 27 74 27 29 3a 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 31 31 36 26 6e 62 73 70 3b	;ord('t'):&nbsp;#&nbsp;116&nbsp;
52100	73 65 6e 64 26 6e 62 73 70 3b 27 48 48 3a 4d 4d 3a 53 53 2a 27 3c 62 72 3e 3c 62 72 3e 26 6e 62	send&nbsp;'HH:MM:SS*'<br><br>&nb
52120	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
52140	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
52160	6e 62 73 70 3b 70 72 69 6e 74 28 22 73 65 6e 74 3d 7b 7d 26 6e 62 73 70 3b 46 52 3d 7b 7d 26 6e	nbsp;print("sent={}&nbsp;FR={}&n
52180	62 73 70 3b 72 65 63 65 69 76 65 64 3d 7b 7d 26 6e 62 73 70 3b 5b 7b 7d 5d 22 2e 3c 62 72 3e 26	bsp;received={}&nbsp;[{}]".<br>&
521a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
521c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
521e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 6f 72 6d 61 74 28	;&nbsp;&nbsp;&nbsp;&nbsp;format(
52200	73 26 67 74 3b 26 67 74 3b 31 36 2c 26 6e 62 73 70 3b 73 26 30 78 66 66 66 2c 62 2c 64 29 29 3c	s&gt;&gt;16,&nbsp;s&0xfff,b,d))<
52220	62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	br><br>&nbsp;&nbsp;&nbsp;&nbsp;&
52240	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
52260	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 2c 26 6e 62 73 70 3b 62 2c 26 6e 62 73 70 3b 64	sp;&nbsp;&nbsp;s,&nbsp;b,&nbsp;d
52280	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 62 73 63 5f 69 32 63 28 49 32 43 5f 41 44 44 52	&nbsp;=&nbsp;pi.bsc_i2c(I2C_ADDR
522a0	2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	,<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
522c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
522e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 22	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;"
52300	7b 7d 2a 22 2e 66 6f 72 6d 61 74 28 74 69 6d 65 2e 61 73 63 74 69 6d 65 28 29 5b 31 31 3a 31 39	{}*".format(time.asctime()[11:19
52320	5d 29 29 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	]))<br><br>&nbsp;&nbsp;&nbsp;&nb
52340	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 6c 69 66 26	sp;&nbsp;&nbsp;&nbsp;&nbsp;elif&
52360	6e 62 73 70 3b 64 5b 30 5d 26 6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 6f 72 64 28 27 64 27 29 3a	nbsp;d[0]&nbsp;==&nbsp;ord('d'):
52380	26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b	&nbsp;#&nbsp;100&nbsp;send&nbsp;
523a0	27 53 75 6e 26 6e 62 73 70 3b 4f 63 74 26 6e 62 73 70 3b 33 30 2a 27 3c 62 72 3e 3c 62 72 3e 26	'Sun&nbsp;Oct&nbsp;30*'<br><br>&
523c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
523e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
52400	3b 26 6e 62 73 70 3b 70 72 69 6e 74 28 22 73 65 6e 74 3d 7b 7d 26 6e 62 73 70 3b 46 52 3d 7b 7d	;&nbsp;print("sent={}&nbsp;FR={}
52420	26 6e 62 73 70 3b 72 65 63 65 69 76 65 64 3d 7b 7d 26 6e 62 73 70 3b 5b 7b 7d 5d 22 2e 3c 62 72	&nbsp;received={}&nbsp;[{}]".<br
52440	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
52460	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
52480	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 6f 72 6d 61	sp;&nbsp;&nbsp;&nbsp;&nbsp;forma
524a0	74 28 73 26 67 74 3b 26 67 74 3b 31 36 2c 26 6e 62 73 70 3b 73 26 30 78 66 66 66 2c 62 2c 64 29	t(s&gt;&gt;16,&nbsp;s&0xfff,b,d)
524c0	29 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	)<br><br>&nbsp;&nbsp;&nbsp;&nbsp
524e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
52500	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 2c 26 6e 62 73 70 3b 62 2c 26 6e 62 73 70	nbsp;&nbsp;&nbsp;s,&nbsp;b,&nbsp
52520	3b 64 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 62 73 63 5f 69 32 63 28 49 32 43 5f 41 44	;d&nbsp;=&nbsp;pi.bsc_i2c(I2C_AD
52540	44 52 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	DR,<br>&nbsp;&nbsp;&nbsp;&nbsp;&
52560	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
52580	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
525a0	3b 22 7b 7d 2a 22 2e 66 6f 72 6d 61 74 28 74 69 6d 65 2e 61 73 63 74 69 6d 65 28 29 5b 3a 31 30	;"{}*".format(time.asctime()[:10
525c0	5d 29 29 3c 62 72 3e 3c 62 72 3e 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f	]))<br><br>pi&nbsp;=&nbsp;pigpio
525e0	2e 70 69 28 29 3c 62 72 3e 3c 62 72 3e 69 66 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 70 69	.pi()<br><br>if&nbsp;not&nbsp;pi
52600	2e 63 6f 6e 6e 65 63 74 65 64 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	.connected:<br>&nbsp;&nbsp;&nbsp
52620	3b 26 6e 62 73 70 3b 65 78 69 74 28 29 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b 52 65 73 70	;&nbsp;exit()<br><br>#&nbsp;Resp
52640	6f 6e 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 42 53 43 26 6e 62 73 70 3b 73 6c 61 76 65 26	ond&nbsp;to&nbsp;BSC&nbsp;slave&
52660	6e 62 73 70 3b 61 63 74 69 76 69 74 79 3c 62 72 3e 3c 62 72 3e 65 26 6e 62 73 70 3b 3d 26 6e 62	nbsp;activity<br><br>e&nbsp;=&nb
52680	73 70 3b 70 69 2e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 28 70 69 67 70 69 6f 2e 45 56 45 4e	sp;pi.event_callback(pigpio.EVEN
526a0	54 5f 42 53 43 2c 26 6e 62 73 70 3b 69 32 63 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 62 73 63 5f 69	T_BSC,&nbsp;i2c)<br><br>pi.bsc_i
526c0	32 63 28 49 32 43 5f 41 44 44 52 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 43 6f 6e 66 69 67 75	2c(I2C_ADDR)&nbsp;#&nbsp;Configu
526e0	72 65 26 6e 62 73 70 3b 42 53 43 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 49 32 43 26 6e 62 73	re&nbsp;BSC&nbsp;as&nbsp;I2C&nbs
52700	70 3b 73 6c 61 76 65 3c 62 72 3e 3c 62 72 3e 74 69 6d 65 2e 73 6c 65 65 70 28 36 30 30 29 3c 62	p;slave<br><br>time.sleep(600)<b
52720	72 3e 3c 62 72 3e 65 2e 63 61 6e 63 65 6c 28 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 62 73 63 5f 69	r><br>e.cancel()<br><br>pi.bsc_i
52740	32 63 28 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 44 69 73 61 62 6c 65 26 6e 62 73 70 3b 42	2c(0)&nbsp;#&nbsp;Disable&nbsp;B
52760	53 43 26 6e 62 73 70 3b 70 65 72 69 70 68 65 72 61 6c 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 74 6f	SC&nbsp;peripheral<br><br>pi.sto
52780	70 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 57 68 69 6c 65 20 72 75 6e 6e	p()<br></code><br><br>While.runn
527a0	69 6e 67 20 74 68 65 20 61 62 6f 76 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e	ing.the.above..<br><br><code>$&n
527c0	62 73 70 3b 69 32 63 64 65 74 65 63 74 26 6e 62 73 70 3b 2d 79 26 6e 62 73 70 3b 31 3c 62 72 3e	bsp;i2cdetect&nbsp;-y&nbsp;1<br>
527e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26	&nbsp;&nbsp;&nbsp;&nbsp;0&nbsp;&
52800	6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33	nbsp;1&nbsp;&nbsp;2&nbsp;&nbsp;3
52820	26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b	&nbsp;&nbsp;4&nbsp;&nbsp;5&nbsp;
52840	26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;6&nbsp;&nbsp;7&nbsp;&nbsp;
52860	38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70	8&nbsp;&nbsp;9&nbsp;&nbsp;a&nbsp
52880	3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;b&nbsp;&nbsp;c&nbsp;&nbsp
528a0	3b 64 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3c 62 72 3e	;d&nbsp;&nbsp;e&nbsp;&nbsp;f<br>
528c0	30 30 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	00:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
528e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;-
52900	2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d	-&nbsp;--&nbsp;--&nbsp;--&nbsp;-
52920	2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d	-&nbsp;--&nbsp;--&nbsp;--&nbsp;-
52940	2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d	-&nbsp;--&nbsp;--&nbsp;--&nbsp;-
52960	2d 3c 62 72 3e 31 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d	-<br>10:&nbsp;--&nbsp;--&nbsp;--
52980	26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d	&nbsp;13&nbsp;--&nbsp;--&nbsp;--
529a0	26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d	&nbsp;--&nbsp;--&nbsp;--&nbsp;--
529c0	26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d	&nbsp;--&nbsp;--&nbsp;--&nbsp;--
529e0	26 6e 62 73 70 3b 2d 2d 3c 62 72 3e 32 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26	&nbsp;--<br>20:&nbsp;--&nbsp;--&
52a00	6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26	nbsp;--&nbsp;--&nbsp;--&nbsp;--&
52a20	6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26	nbsp;--&nbsp;--&nbsp;--&nbsp;--&
52a40	6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26	nbsp;--&nbsp;--&nbsp;--&nbsp;--&
52a60	6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72 3e 33 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e	nbsp;--&nbsp;--<br>30:&nbsp;--&n
52a80	62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e	bsp;--&nbsp;--&nbsp;--&nbsp;--&n
52aa0	62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e	bsp;--&nbsp;--&nbsp;--&nbsp;--&n
52ac0	62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e	bsp;--&nbsp;--&nbsp;--&nbsp;--&n
52ae0	62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72 3e 34 30 3a 26 6e 62	bsp;--&nbsp;--&nbsp;--<br>40:&nb
52b00	73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62	sp;--&nbsp;--&nbsp;--&nbsp;--&nb
52b20	73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62	sp;--&nbsp;--&nbsp;--&nbsp;--&nb
52b40	73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62	sp;--&nbsp;--&nbsp;--&nbsp;--&nb
52b60	73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72	sp;--&nbsp;--&nbsp;--&nbsp;--<br
52b80	3e 35 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73	>50:&nbsp;--&nbsp;--&nbsp;--&nbs
52ba0	70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73	p;--&nbsp;--&nbsp;--&nbsp;--&nbs
52bc0	70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73	p;--&nbsp;--&nbsp;--&nbsp;--&nbs
52be0	70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73	p;--&nbsp;--&nbsp;--&nbsp;--&nbs
52c00	70 3b 2d 2d 3c 62 72 3e 36 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70	p;--<br>60:&nbsp;--&nbsp;--&nbsp
52c20	3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70	;--&nbsp;--&nbsp;--&nbsp;--&nbsp
52c40	3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70	;--&nbsp;--&nbsp;--&nbsp;--&nbsp
52c60	3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70	;--&nbsp;--&nbsp;--&nbsp;--&nbsp
52c80	3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72 3e 37 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b	;--&nbsp;--<br>70:&nbsp;--&nbsp;
52ca0	2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b	--&nbsp;--&nbsp;--&nbsp;--&nbsp;
52cc0	2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70	--&nbsp;--&nbsp;--<br><br>$&nbsp
52ce0	3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 6f 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 30 78 31 33	;pigs&nbsp;i2co&nbsp;1&nbsp;0x13
52d00	26 6e 62 73 70 3b 30 3c 62 72 3e 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	&nbsp;0<br>0<br><br>$&nbsp;pigs&
52d20	6e 62 73 70 3b 69 32 63 77 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 31 36 3c 62 72 3e 24 26	nbsp;i2cwd&nbsp;0&nbsp;116<br>$&
52d40	6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 72 64 26 6e 62 73 70 3b 30 26 6e 62 73 70	nbsp;pigs&nbsp;i2crd&nbsp;0&nbsp
52d60	3b 39 26 6e 62 73 70 3b 2d 61 3c 62 72 3e 39 26 6e 62 73 70 3b 31 30 3a 31 33 3a 35 38 2a 3c 62	;9&nbsp;-a<br>9&nbsp;10:13:58*<b
52d80	72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 77 64 26 6e 62 73	r><br>$&nbsp;pigs&nbsp;i2cwd&nbs
52da0	70 3b 30 26 6e 62 73 70 3b 31 31 36 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70	p;0&nbsp;116<br>$&nbsp;pigs&nbsp
52dc0	3b 69 32 63 72 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 2d 61 3c 62 72 3e	;i2crd&nbsp;0&nbsp;9&nbsp;-a<br>
52de0	39 26 6e 62 73 70 3b 31 30 3a 31 34 3a 32 39 2a 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70	9&nbsp;10:14:29*<br><br>$&nbsp;p
52e00	69 67 73 26 6e 62 73 70 3b 69 32 63 77 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 30 3c 62	igs&nbsp;i2cwd&nbsp;0&nbsp;100<b
52e20	72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 72 64 26 6e 62 73 70 3b 30 26	r>$&nbsp;pigs&nbsp;i2crd&nbsp;0&
52e40	6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 2d 61 3c 62 72 3e 31 31 26 6e 62 73 70 3b 53 75 6e 26 6e	nbsp;11&nbsp;-a<br>11&nbsp;Sun&n
52e60	62 73 70 3b 4f 63 74 26 6e 62 73 70 3b 33 30 2a 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70	bsp;Oct&nbsp;30*<br><br>$&nbsp;p
52e80	69 67 73 26 6e 62 73 70 3b 69 32 63 77 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 30 3c 62	igs&nbsp;i2cwd&nbsp;0&nbsp;100<b
52ea0	72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 72 64 26 6e 62 73 70 3b 30 26	r>$&nbsp;pigs&nbsp;i2crd&nbsp;0&
52ec0	6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 2d 61 3c 62 72 3e 31 31 26 6e 62 73 70 3b 53 75 6e 26 6e	nbsp;11&nbsp;-a<br>11&nbsp;Sun&n
52ee0	62 73 70 3b 4f 63 74 26 6e 62 73 70 3b 33 30 2a 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70	bsp;Oct&nbsp;30*<br><br>$&nbsp;p
52f00	69 67 73 26 6e 62 73 70 3b 69 32 63 77 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 31 36 3c 62	igs&nbsp;i2cwd&nbsp;0&nbsp;116<b
52f20	72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 72 64 26 6e 62 73 70 3b 30 26	r>$&nbsp;pigs&nbsp;i2crd&nbsp;0&
52f40	6e 62 73 70 3b 39 26 6e 62 73 70 3b 2d 61 3c 62 72 3e 39 26 6e 62 73 70 3b 31 30 3a 32 33 3a 31	nbsp;9&nbsp;-a<br>9&nbsp;10:23:1
52f60	36 2a 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 77 64	6*<br><br>$&nbsp;pigs&nbsp;i2cwd
52f80	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 30 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	&nbsp;0&nbsp;100<br>$&nbsp;pigs&
52fa0	6e 62 73 70 3b 69 32 63 72 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 2d	nbsp;i2crd&nbsp;0&nbsp;11&nbsp;-
52fc0	61 3c 62 72 3e 31 31 26 6e 62 73 70 3b 53 75 6e 26 6e 62 73 70 3b 4f 63 74 26 6e 62 73 70 3b 33	a<br>11&nbsp;Sun&nbsp;Oct&nbsp;3
52fe0	30 2a 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 73 63 5f 78 66	0*<br></code><h3><a.name="bsc_xf
53000	00 00 00 55 65 72 22 3e 62 73 63 5f 78 66 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d	...Uer">bsc_xfer<small>(<a.href=
53020	22 23 62 73 63 5f 63 6f 6e 74 72 6f 6c 22 3e 62 73 63 5f 63 6f 6e 74 72 6f 6c 3c 2f 61 3e 2c 20	"#bsc_control">bsc_control</a>,.
53040	3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	<a.href="#data">data</a>)</small
53060	3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 70 72 6f 76 69 64 65 73 20 61 20	></h3>.This.function.provides.a.
53080	6c 6f 77 2d 6c 65 76 65 6c 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 74 68 65 20 53 50 49 2f 49	low-level.interface.to.the.SPI/I
530a0	32 43 20 53 6c 61 76 65 0a 70 65 72 69 70 68 65 72 61 6c 20 6f 6e 20 74 68 65 20 42 43 4d 20 63	2C.Slave.peripheral.on.the.BCM.c
530c0	68 69 70 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 70 65 72 69 70 68 65 72 61 6c 20 61 6c 6c	hip..<br><br>This.peripheral.all
530e0	6f 77 73 20 74 68 65 20 50 69 20 74 6f 20 61 63 74 20 61 73 20 61 20 68 61 72 64 77 61 72 65 20	ows.the.Pi.to.act.as.a.hardware.
53100	73 6c 61 76 65 20 64 65 76 69 63 65 0a 6f 6e 20 61 6e 20 49 32 43 20 6f 72 20 53 50 49 20 62 75	slave.device.on.an.I2C.or.SPI.bu
53120	73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 69 73 20 6e 6f 74 20 61 20 62 69 74 20 62 61 6e	s..<br><br>This.is.not.a.bit.ban
53140	67 20 76 65 72 73 69 6f 6e 20 61 6e 64 20 61 73 20 73 75 63 68 20 69 73 20 4f 53 20 74 69 6d 69	g.version.and.as.such.is.OS.timi
53160	6e 67 0a 69 6e 64 65 70 65 6e 64 65 6e 74 2e 20 54 68 65 20 62 75 73 20 74 69 6d 69 6e 67 20 69	ng.independent..The.bus.timing.i
53180	73 20 68 61 6e 64 6c 65 64 20 64 69 72 65 63 74 6c 79 20 62 79 20 74 68 65 20 63 68 69 70 2e 0a	s.handled.directly.by.the.chip..
531a0	3c 62 72 3e 3c 62 72 3e 54 68 65 20 6f 75 74 70 75 74 20 70 72 6f 63 65 73 73 20 69 73 20 73 69	<br><br>The.output.process.is.si
531c0	6d 70 6c 65 2e 20 59 6f 75 20 73 69 6d 70 6c 79 20 61 70 70 65 6e 64 20 64 61 74 61 20 74 6f 20	mple..You.simply.append.data.to.
531e0	74 68 65 20 46 49 46 4f 0a 62 75 66 66 65 72 20 6f 6e 20 74 68 65 20 63 68 69 70 2e 20 20 54 68	the.FIFO.buffer.on.the.chip...Th
53200	69 73 20 77 6f 72 6b 73 20 6c 69 6b 65 20 61 20 71 75 65 75 65 2c 20 79 6f 75 20 61 64 64 20 64	is.works.like.a.queue,.you.add.d
53220	61 74 61 20 74 6f 20 74 68 65 0a 71 75 65 75 65 20 61 6e 64 20 74 68 65 20 6d 61 73 74 65 72 20	ata.to.the.queue.and.the.master.
53240	72 65 6d 6f 76 65 73 20 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 49 20 63 61 6e 27 74 20 67 65 74 20	removes.it..<br><br>I.can't.get.
53260	53 50 49 20 74 6f 20 77 6f 72 6b 20 70 72 6f 70 65 72 6c 79 2e 20 20 49 20 74 72 69 65 64 20 77	SPI.to.work.properly...I.tried.w
53280	69 74 68 20 61 0a 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 6f 66 20 30 78 33 30 33 20 61 6e 64 20	ith.a.control.word.of.0x303.and.
532a0	73 77 61 70 70 65 64 20 4d 49 53 4f 20 61 6e 64 20 4d 4f 53 49 2e 0a 3c 62 72 3e 3c 62 72 3e 54	swapped.MISO.and.MOSI..<br><br>T
532c0	68 65 20 66 75 6e 63 74 69 6f 6e 20 73 65 74 73 20 74 68 65 20 42 53 43 20 6d 6f 64 65 2c 20 77	he.function.sets.the.BSC.mode,.w
532e0	72 69 74 65 73 20 61 6e 79 20 64 61 74 61 20 69 6e 0a 74 68 65 20 74 72 61 6e 73 6d 69 74 20 62	rites.any.data.in.the.transmit.b
53300	75 66 66 65 72 20 74 6f 20 74 68 65 20 42 53 43 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 2c 20	uffer.to.the.BSC.transmit.FIFO,.
53320	61 6e 64 0a 63 6f 70 69 65 73 20 61 6e 79 20 64 61 74 61 20 69 6e 20 74 68 65 20 42 53 43 20 72	and.copies.any.data.in.the.BSC.r
53340	65 63 65 69 76 65 20 46 49 46 4f 20 74 6f 20 74 68 65 0a 72 65 63 65 69 76 65 20 62 75 66 66 65	eceive.FIFO.to.the.receive.buffe
53360	72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c	r..<br><br><b><small>Parameters<
53380	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 62 73 63 5f 63 6f 6e	/small></b><br><br><samp>bsc_con
533a0	74 72 6f 6c 3a 3d 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e 26 6e	trol:=&nbsp;see&nbsp;below<br>&n
533c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
533e0	70 3b 26 6e 62 73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74	p;&nbsp;data:=&nbsp;the&nbsp;dat
53400	61 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 70 6c 61 63 65 26	a&nbsp;bytes&nbsp;to&nbsp;place&
53420	6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e	nbsp;in&nbsp;the&nbsp;transmit&n
53440	62 73 70 3b 46 49 46 4f 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20	bsp;FIFO.<br></samp><br><br>The.
53460	72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65	returned.value.is.a.tuple.of.the
53480	20 73 74 61 74 75 73 20 28 73 65 65 20 62 65 6c 6f 77 29 2c 0a 74 68 65 20 6e 75 6d 62 65 72 20	.status.(see.below),.the.number.
534a0	6f 66 20 62 79 74 65 73 20 72 65 61 64 2c 20 61 6e 64 20 61 20 62 79 74 65 61 72 72 61 79 20 63	of.bytes.read,.and.a.bytearray.c
534c0	6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 0a 72 65 61 64 20 62 79 74 65 73 2e 20 20 49 66 20 74 68	ontaining.the.read.bytes...If.th
534e0	65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 20 73 74 61 74 75 73 20 77 69 6c 6c	ere.was.an.error.the.status.will
53500	20 62 65 20 6c 65 73 73 0a 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e	.be.less.than.zero.(and.will.con
53520	74 61 69 6e 20 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f	tain.the.error.code)..<br><br>No
53540	74 65 20 74 68 61 74 20 74 68 65 20 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 73 65 74 73 20 74 68	te.that.the.control.word.sets.th
53560	65 20 42 53 43 20 6d 6f 64 65 2e 20 20 54 68 65 20 42 53 43 20 77 69 6c 6c 0a 73 74 61 79 20 69	e.BSC.mode...The.BSC.will.stay.i
53580	6e 20 74 68 61 74 20 6d 6f 64 65 20 75 6e 74 69 6c 20 61 20 64 69 66 66 65 72 65 6e 74 20 63 6f	n.that.mode.until.a.different.co
535a0	6e 74 72 6f 6c 20 77 6f 72 64 20 69 73 20 73 65 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 47 50 49 4f	ntrol.word.is.sent..<br><br>GPIO
535c0	20 75 73 65 64 20 66 6f 72 20 6d 6f 64 65 6c 73 20 6f 74 68 65 72 20 74 68 61 6e 20 74 68 6f 73	.used.for.models.other.than.thos
535e0	65 20 62 61 73 65 64 20 6f 6e 20 74 68 65 20 42 43 4d 32 37 31 31 2e 0a 3c 62 72 3e 3c 62 72 3e	e.based.on.the.BCM2711..<br><br>
53600	3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32	<table.border="1".cellpadding="2
53620	22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64	".cellspacing="2"><tbody><tr><td
53640	3e 3c 2f 74 64 3e 3c 74 64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 3c 2f 74 64 3e 3c 74	></td><td>SDA</td><td>SCL</td><t
53660	64 3e 4d 4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74 64 3e 4d 49 53 4f	d>MOSI</td><td>SCLK</td><td>MISO
53680	3c 2f 74 64 3e 3c 74 64 3e 43 45 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43	</td><td>CE</td></tr><tr><td>I2C
536a0	3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e 31 39 3c 2f 74 64 3e 3c 74 64 3e 2d	</td><td>18</td><td>19</td><td>-
536c0	3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f	</td><td>-</td><td>-</td><td>-</
536e0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74	td></tr><tr><td>SPI</td><td>-</t
53700	64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e 31 39 3c 2f 74	d><td>-</td><td>18</td><td>19</t
53720	64 3e 3c 74 64 3e 32 30 3c 2f 74 64 3e 3c 74 64 3e 32 31 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74	d><td>20</td><td>21</td></tr></t
53740	62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 20 75 73 65 64 20 66	body></table><br><br>GPIO.used.f
53760	6f 72 20 6d 6f 64 65 6c 73 20 62 61 73 65 64 20 6f 6e 20 74 68 65 20 42 43 4d 32 37 31 31 20 28	or.models.based.on.the.BCM2711.(
53780	65 2e 67 2e 20 74 68 65 20 50 69 34 42 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62	e.g..the.Pi4B)..<br><br><table.b
537a0	6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70	order="1".cellpadding="2".cellsp
537c0	61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	acing="2"><tbody><tr><td></td><t
537e0	64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 3c 2f 74 64 3e 3c 74 64 3e 4d 4f 53 49 3c 2f	d>SDA</td><td>SCL</td><td>MOSI</
53800	74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74 64 3e 4d 49 53 4f 3c 2f 74 64 3e 3c 74 64	td><td>SCLK</td><td>MISO</td><td
53820	3e 43 45 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 3c 2f 74 64 3e 3c 74 64	>CE</td></tr><tr><td>I2C</td><td
53840	3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64	>10</td><td>11</td><td>-</td><td
53860	3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e	>-</td><td>-</td><td>-</td></tr>
53880	3c 74 72 3e 3c 74 64 3e 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c	<tr><td>SPI</td><td>-</td><td>-<
538a0	2f 74 64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 39 3c	/td><td>10</td><td>11</td><td>9<
538c0	2f 74 64 3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62	/td><td>8</td></tr></tbody></tab
538e0	6c 65 3e 3c 62 72 3e 3c 62 72 3e 57 68 65 6e 20 61 20 7a 65 72 6f 20 63 6f 6e 74 72 6f 6c 20 77	le><br><br>When.a.zero.control.w
53900	6f 72 64 20 69 73 20 72 65 63 65 69 76 65 64 20 74 68 65 20 75 73 65 64 20 47 50 49 4f 20 77 69	ord.is.received.the.used.GPIO.wi
53920	6c 6c 20 62 65 20 72 65 73 65 74 0a 74 6f 20 49 4e 50 55 54 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c	ll.be.reset.to.INPUT.mode..<br><
53940	62 72 3e 62 73 63 5f 63 6f 6e 74 72 6f 6c 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 74 68 65 20 66	br>bsc_control.consists.of.the.f
53960	6f 6c 6c 6f 77 69 6e 67 20 62 69 74 73 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 32 26	ollowing.bits:.<br><br><code>22&
53980	6e 62 73 70 3b 32 31 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26	nbsp;21&nbsp;20&nbsp;19&nbsp;18&
539a0	6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26	nbsp;17&nbsp;16&nbsp;15&nbsp;14&
539c0	6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26	nbsp;13&nbsp;12&nbsp;11&nbsp;10&
539e0	6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26	nbsp;&nbsp;9&nbsp;&nbsp;8&nbsp;&
53a00	6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35	nbsp;7&nbsp;&nbsp;6&nbsp;&nbsp;5
53a20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b	&nbsp;&nbsp;4&nbsp;&nbsp;3&nbsp;
53a40	26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;2&nbsp;&nbsp;1&nbsp;&nbsp;
53a60	30 3c 62 72 3e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26	0<br>&nbsp;a&nbsp;&nbsp;a&nbsp;&
53a80	6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61	nbsp;a&nbsp;&nbsp;a&nbsp;&nbsp;a
53aa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b	&nbsp;&nbsp;a&nbsp;&nbsp;a&nbsp;
53ac0	26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 49 54 26 6e 62 73	&nbsp;-&nbsp;&nbsp;-&nbsp;IT&nbs
53ae0	70 3b 48 43 26 6e 62 73 70 3b 54 46 26 6e 62 73 70 3b 49 52 26 6e 62 73 70 3b 52 45 26 6e 62 73	p;HC&nbsp;TF&nbsp;IR&nbsp;RE&nbs
53b00	70 3b 54 45 26 6e 62 73 70 3b 42 4b 26 6e 62 73 70 3b 45 43 26 6e 62 73 70 3b 45 53 26 6e 62 73	p;TE&nbsp;BK&nbsp;EC&nbsp;ES&nbs
53b20	70 3b 50 4c 26 6e 62 73 70 3b 50 48 26 6e 62 73 70 3b 49 32 26 6e 62 73 70 3b 53 50 26 6e 62 73	p;PL&nbsp;PH&nbsp;I2&nbsp;SP&nbs
53b40	70 3b 45 4e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 42 69 74 73 20 30 2d 31 33	p;EN<br></code><br><br>Bits.0-13
53b60	20 61 72 65 20 63 6f 70 69 65 64 20 75 6e 63 68 61 6e 67 65 64 20 74 6f 20 74 68 65 20 42 53 43	.are.copied.unchanged.to.the.BSC
53b80	20 43 52 20 72 65 67 69 73 74 65 72 2e 20 20 53 65 65 0a 70 61 67 65 73 20 31 36 33 2d 31 36 35	.CR.register...See.pages.163-165
53ba0	20 6f 66 20 74 68 65 20 42 72 6f 61 64 63 6f 6d 20 70 65 72 69 70 68 65 72 61 6c 73 20 64 6f 63	.of.the.Broadcom.peripherals.doc
53bc0	75 6d 65 6e 74 20 66 6f 72 20 66 75 6c 6c 0a 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e	ument.for.full.details..<br><br>
53be0	3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32	<table.border="1".cellpadding="2
53c00	22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64	".cellspacing="2"><tbody><tr><td
53c20	3e 61 61 61 61 61 61 61 3c 2f 74 64 3e 3c 74 64 3e 64 65 66 69 6e 65 73 20 74 68 65 20 49 32 43	>aaaaaaa</td><td>defines.the.I2C
53c40	20 73 6c 61 76 65 20 61 64 64 72 65 73 73 20 28 6f 6e 6c 79 20 72 65 6c 65 76 61 6e 74 20 69 6e	.slave.address.(only.relevant.in
53c60	20 49 32 43 20 6d 6f 64 65 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 54 3c 2f	.I2C.mode)</td></tr><tr><td>IT</
53c80	74 64 3e 3c 74 64 3e 69 6e 76 65 72 74 20 74 72 61 6e 73 6d 69 74 20 73 74 61 74 75 73 20 66 6c	td><td>invert.transmit.status.fl
53ca0	61 67 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 48 43 3c 2f 74 64 3e 3c 74 64 3e	ags</td></tr><tr><td>HC</td><td>
53cc0	65 6e 61 62 6c 65 20 68 6f 73 74 20 63 6f 6e 74 72 6f 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	enable.host.control</td></tr><tr
53ce0	3e 3c 74 64 3e 54 46 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 74 65 73 74 20 46 49 46 4f	><td>TF</td><td>enable.test.FIFO
53d00	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 52 3c 2f 74 64 3e 3c 74 64 3e 69 6e 76	</td></tr><tr><td>IR</td><td>inv
53d20	65 72 74 20 72 65 63 65 69 76 65 20 73 74 61 74 75 73 20 66 6c 61 67 73 3c 2f 74 64 3e 3c 2f 74	ert.receive.status.flags</td></t
53d40	72 3e 3c 74 72 3e 3c 74 64 3e 52 45 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 72 65 63 65	r><tr><td>RE</td><td>enable.rece
53d60	69 76 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 45 3c 2f 74 64 3e 3c 74 64 3e	ive</td></tr><tr><td>TE</td><td>
53d80	65 6e 61 62 6c 65 20 74 72 61 6e 73 6d 69 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	enable.transmit</td></tr><tr><td
53da0	3e 42 4b 3c 2f 74 64 3e 3c 74 64 3e 61 62 6f 72 74 20 6f 70 65 72 61 74 69 6f 6e 20 61 6e 64 20	>BK</td><td>abort.operation.and.
53dc0	63 6c 65 61 72 20 46 49 46 4f 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 43 3c	clear.FIFOs</td></tr><tr><td>EC<
53de0	2f 74 64 3e 3c 74 64 3e 73 65 6e 64 20 63 6f 6e 74 72 6f 6c 20 72 65 67 69 73 74 65 72 20 61 73	/td><td>send.control.register.as
53e00	20 66 69 72 73 74 20 49 32 43 20 62 79 74 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	.first.I2C.byte</td></tr><tr><td
53e20	3e 45 53 3c 2f 74 64 3e 3c 74 64 3e 73 65 6e 64 20 73 74 61 74 75 73 20 72 65 67 69 73 74 65 72	>ES</td><td>send.status.register
53e40	20 61 73 20 66 69 72 73 74 20 49 32 43 20 62 79 74 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	.as.first.I2C.byte</td></tr><tr>
53e60	3c 74 64 3e 50 4c 3c 2f 74 64 3e 3c 74 64 3e 73 65 74 20 53 50 49 20 70 6f 6c 61 72 69 74 79 20	<td>PL</td><td>set.SPI.polarity.
53e80	68 69 67 68 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 48 3c 2f 74 64 3e 3c 74 64	high</td></tr><tr><td>PH</td><td
53ea0	3e 73 65 74 20 53 50 49 20 70 68 61 73 65 20 68 69 67 68 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	>set.SPI.phase.high</td></tr><tr
53ec0	3e 3c 74 64 3e 49 32 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 49 32 43 20 6d 6f 64 65 3c	><td>I2</td><td>enable.I2C.mode<
53ee0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 50 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62	/td></tr><tr><td>SP</td><td>enab
53f00	6c 65 20 53 50 49 20 6d 6f 64 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 4e 3c	le.SPI.mode</td></tr><tr><td>EN<
53f20	2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 42 53 43 20 70 65 72 69 70 68 65 72 61 6c 3c 2f 74	/td><td>enable.BSC.peripheral</t
53f40	64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54	d></tr></tbody></table><br><br>T
53f60	68 65 20 73 74 61 74 75 73 20 68 61 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 66 6f 72 6d	he.status.has.the.following.form
53f80	61 74 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73	at:.<br><br><code>20&nbsp;19&nbs
53fa0	70 3b 31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73	p;18&nbsp;17&nbsp;16&nbsp;15&nbs
53fc0	70 3b 31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73	p;14&nbsp;13&nbsp;12&nbsp;11&nbs
53fe0	70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e	p;10&nbsp;&nbsp;9&nbsp;&nbsp;8&n
54000	00 00 00 56 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73	...Vbsp;&nbsp;7&nbsp;&nbsp;6&nbs
54020	70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;5&nbsp;&nbsp;4&nbsp;&nbs
54040	70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62	p;3&nbsp;&nbsp;2&nbsp;&nbsp;1&nb
54060	73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;0<br>&nbsp;S&nbsp;&nbsp
54080	3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73	;S&nbsp;&nbsp;S&nbsp;&nbsp;S&nbs
540a0	70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;S&nbsp;&nbsp;R&nbsp;&nbs
540c0	70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62	p;R&nbsp;&nbsp;R&nbsp;&nbsp;R&nb
540e0	73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;R&nbsp;&nbsp;T&nbsp;&nb
54100	73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e	sp;T&nbsp;&nbsp;T&nbsp;&nbsp;T&n
54120	62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 52 42 26 6e 62 73 70 3b 54 45 26 6e 62 73 70	bsp;&nbsp;T&nbsp;RB&nbsp;TE&nbsp
54140	3b 52 46 26 6e 62 73 70 3b 54 46 26 6e 62 73 70 3b 52 45 26 6e 62 73 70 3b 54 42 3c 62 72 3e 3c	;RF&nbsp;TF&nbsp;RE&nbsp;TB<br><
54160	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 42 69 74 73 20 30 2d 31 35 20 61 72 65 20 63 6f 70 69	/code><br><br>Bits.0-15.are.copi
54180	65 64 20 75 6e 63 68 61 6e 67 65 64 20 66 72 6f 6d 20 74 68 65 20 42 53 43 20 46 52 20 72 65 67	ed.unchanged.from.the.BSC.FR.reg
541a0	69 73 74 65 72 2e 20 20 53 65 65 0a 70 61 67 65 73 20 31 36 35 2d 31 36 36 20 6f 66 20 74 68 65	ister...See.pages.165-166.of.the
541c0	20 42 72 6f 61 64 63 6f 6d 20 70 65 72 69 70 68 65 72 61 6c 73 20 64 6f 63 75 6d 65 6e 74 20 66	.Broadcom.peripherals.document.f
541e0	6f 72 20 66 75 6c 6c 0a 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20	or.full.details..<br><br><table.
54200	62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73	border="1".cellpadding="2".cells
54220	70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 53 53 53 53 53 3c	pacing="2"><tbody><tr><td>SSSSS<
54240	2f 74 64 3e 3c 74 64 3e 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 73 75 63 63 65 73 73 66	/td><td>number.of.bytes.successf
54260	75 6c 6c 79 20 63 6f 70 69 65 64 20 74 6f 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 3c 2f 74 64	ully.copied.to.transmit.FIFO</td
54280	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 52 52 52 52 3c 2f 74 64 3e 3c 74 64 3e 6e 75 6d 62	></tr><tr><td>RRRRR</td><td>numb
542a0	65 72 20 6f 66 20 62 79 74 65 73 20 69 6e 20 72 65 63 65 69 65 76 65 20 46 49 46 4f 3c 2f 74 64	er.of.bytes.in.receieve.FIFO</td
542c0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 54 54 54 54 3c 2f 74 64 3e 3c 74 64 3e 6e 75 6d 62	></tr><tr><td>TTTTT</td><td>numb
542e0	65 72 20 6f 66 20 62 79 74 65 73 20 69 6e 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 3c 2f 74 64	er.of.bytes.in.transmit.FIFO</td
54300	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 42 3c 2f 74 64 3e 3c 74 64 3e 72 65 63 65 69 76 65	></tr><tr><td>RB</td><td>receive
54320	20 62 75 73 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 45 3c 2f 74 64 3e 3c 74	.busy</td></tr><tr><td>TE</td><t
54340	64 3e 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 20 65 6d 70 74 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	d>transmit.FIFO.empty</td></tr><
54360	74 72 3e 3c 74 64 3e 52 46 3c 2f 74 64 3e 3c 74 64 3e 72 65 63 65 69 76 65 20 46 49 46 4f 20 66	tr><td>RF</td><td>receive.FIFO.f
54380	75 6c 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 46 3c 2f 74 64 3e 3c 74 64 3e	ull</td></tr><tr><td>TF</td><td>
543a0	74 72 61 6e 73 6d 69 74 20 46 49 46 4f 20 66 75 6c 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	transmit.FIFO.full</td></tr><tr>
543c0	3c 74 64 3e 52 45 3c 2f 74 64 3e 3c 74 64 3e 72 65 63 65 69 76 65 20 46 49 46 4f 20 65 6d 70 74	<td>RE</td><td>receive.FIFO.empt
543e0	79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 42 3c 2f 74 64 3e 3c 74 64 3e 74 72	y</td></tr><tr><td>TB</td><td>tr
54400	61 6e 73 6d 69 74 20 62 75 73 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74	ansmit.busy</td></tr></tbody></t
54420	61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	able><br><br><b><small>Example</
54440	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 28 73 74 61 74 75 73 2c	small></b><br><br><code>(status,
54460	26 6e 62 73 70 3b 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e	&nbsp;count,&nbsp;data)&nbsp;=&n
54480	62 73 70 3b 70 69 2e 62 73 63 5f 78 66 65 72 28 30 78 33 33 30 33 30 35 2c 26 6e 62 73 70 3b 22	bsp;pi.bsc_xfer(0x330305,&nbsp;"
544a0	48 65 6c 6c 6f 21 22 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	Hello!")<br></code><h3><a.name="
544c0	63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	callback">callback<small>(<a.hre
544e0	66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61	f="#user_gpio">user_gpio</a>,.<a
54500	20 68 72 65 66 3d 22 23 65 64 67 65 22 3e 65 64 67 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	.href="#edge">edge</a>,.<a.href=
54520	22 23 66 75 6e 63 22 3e 66 75 6e 63 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43	"#func">func</a>)</small></h3>.C
54540	61 6c 6c 73 20 61 20 75 73 65 72 20 73 75 70 70 6c 69 65 64 20 66 75 6e 63 74 69 6f 6e 20 28 61	alls.a.user.supplied.function.(a
54560	20 63 61 6c 6c 62 61 63 6b 29 20 77 68 65 6e 65 76 65 72 20 74 68 65 0a 73 70 65 63 69 66 69 65	.callback).whenever.the.specifie
54580	64 20 47 50 49 4f 20 65 64 67 65 20 69 73 20 64 65 74 65 63 74 65 64 2e 0a 3c 62 72 3e 3c 62 72	d.GPIO.edge.is.detected..<br><br
545a0	3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	><b><small>Parameters</small></b
545c0	3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b	><br><br><samp>user_gpio:=&nbsp;
545e0	30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	0-31.<br>&nbsp;&nbsp;&nbsp;&nbsp
54600	3b 26 6e 62 73 70 3b 65 64 67 65 3a 3d 26 6e 62 73 70 3b 45 49 54 48 45 52 5f 45 44 47 45 2c 26	;&nbsp;edge:=&nbsp;EITHER_EDGE,&
54620	6e 62 73 70 3b 52 49 53 49 4e 47 5f 45 44 47 45 26 6e 62 73 70 3b 28 64 65 66 61 75 6c 74 29 2c	nbsp;RISING_EDGE&nbsp;(default),
54640	26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2e 3c 62 72 3e 26	&nbsp;or&nbsp;FALLING_EDGE.<br>&
54660	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 75 6e	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;fun
54680	63 3a 3d 26 6e 62 73 70 3b 75 73 65 72 26 6e 62 73 70 3b 73 75 70 70 6c 69 65 64 26 6e 62 73 70	c:=&nbsp;user&nbsp;supplied&nbsp
546a0	3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 2e 3c 62 72 3e 3c 2f 73 61	;callback&nbsp;function.<br></sa
546c0	6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 75 73 65 72 20 73 75 70 70 6c 69 65 64 20 63 61 6c	mp><br><br>The.user.supplied.cal
546e0	6c 62 61 63 6b 20 72 65 63 65 69 76 65 73 20 74 68 72 65 65 20 70 61 72 61 6d 65 74 65 72 73 2c	lback.receives.three.parameters,
54700	20 74 68 65 20 47 50 49 4f 2c 0a 74 68 65 20 6c 65 76 65 6c 2c 20 61 6e 64 20 74 68 65 20 74 69	.the.GPIO,.the.level,.and.the.ti
54720	63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 61 72 61 6d 65 74 65 72 26 6e 62 73 70	ck..<br><br><code>Parameter&nbsp
54740	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 56 61 6c 75 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;&nbsp;&nbsp;Value&nbsp;&nbsp;&n
54760	62 73 70 3b 26 6e 62 73 70 3b 4d 65 61 6e 69 6e 67 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 26 6e 62	bsp;&nbsp;Meaning<br><br>GPIO&nb
54780	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
547a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;&nbsp;&nbsp;0-31&nbsp;&nbsp;&nb
547c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73	sp;&nbsp;&nbsp;The&nbsp;GPIO&nbs
547e0	70 3b 77 68 69 63 68 26 6e 62 73 70 3b 68 61 73 26 6e 62 73 70 3b 63 68 61 6e 67 65 64 26 6e 62	p;which&nbsp;has&nbsp;changed&nb
54800	73 70 3b 73 74 61 74 65 3c 62 72 3e 3c 62 72 3e 6c 65 76 65 6c 26 6e 62 73 70 3b 26 6e 62 73 70	sp;state<br><br>level&nbsp;&nbsp
54820	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0
54840	2d 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	-2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
54860	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b	&nbsp;0&nbsp;=&nbsp;change&nbsp;
54880	74 6f 26 6e 62 73 70 3b 6c 6f 77 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 66 61 6c 6c 69 6e 67	to&nbsp;low&nbsp;(a&nbsp;falling
548a0	26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;edge)<br>&nbsp;&nbsp;&nbsp
548c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
548e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
54900	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
54920	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67	;&nbsp;&nbsp;1&nbsp;=&nbsp;chang
54940	65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 69 67 68 26 6e 62 73 70 3b 28 61 26 6e 62 73 70	e&nbsp;to&nbsp;high&nbsp;(a&nbsp
54960	3b 72 69 73 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	;rising&nbsp;edge)<br>&nbsp;&nbs
54980	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
549a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
549c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
549e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 3d 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;2&nbsp;=&nbs
54a00	70 3b 6e 6f 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70	p;no&nbsp;level&nbsp;change&nbsp
54a20	3b 28 61 26 6e 62 73 70 3b 77 61 74 63 68 64 6f 67 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 29 3c	;(a&nbsp;watchdog&nbsp;timeout)<
54a40	62 72 3e 3c 62 72 3e 74 69 63 6b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	br><br>tick&nbsp;&nbsp;&nbsp;&nb
54a60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 32 26 6e 62	sp;&nbsp;&nbsp;&nbsp;&nbsp;32&nb
54a80	73 70 3b 62 69 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70	sp;bit&nbsp;&nbsp;&nbsp;The&nbsp
54aa0	3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64	;number&nbsp;of&nbsp;microsecond
54ac0	73 26 6e 62 73 70 3b 73 69 6e 63 65 26 6e 62 73 70 3b 62 6f 6f 74 3c 62 72 3e 26 6e 62 73 70 3b	s&nbsp;since&nbsp;boot<br>&nbsp;
54ae0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
54b00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
54b20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
54b40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 57 41 52 4e 49 4e 47 3a	&nbsp;&nbsp;&nbsp;&nbsp;WARNING:
54b60	26 6e 62 73 70 3b 74 68 69 73 26 6e 62 73 70 3b 77 72 61 70 73 26 6e 62 73 70 3b 61 72 6f 75 6e	&nbsp;this&nbsp;wraps&nbsp;aroun
54b80	64 26 6e 62 73 70 3b 66 72 6f 6d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	d&nbsp;from<br>&nbsp;&nbsp;&nbsp
54ba0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
54bc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
54be0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
54c00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 32 39 34 39 36 37 32 39 35 26 6e 62 73 70 3b 74 6f 26	;&nbsp;&nbsp;4294967295&nbsp;to&
54c20	6e 62 73 70 3b 30 26 6e 62 73 70 3b 72 6f 75 67 68 6c 79 26 6e 62 73 70 3b 65 76 65 72 79 26 6e	nbsp;0&nbsp;roughly&nbsp;every&n
54c40	62 73 70 3b 37 32 26 6e 62 73 70 3b 6d 69 6e 75 74 65 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	bsp;72&nbsp;minutes<br></code><b
54c60	72 3e 3c 62 72 3e 49 66 20 61 20 75 73 65 72 20 63 61 6c 6c 62 61 63 6b 20 69 73 20 6e 6f 74 20	r><br>If.a.user.callback.is.not.
54c80	73 70 65 63 69 66 69 65 64 20 61 20 64 65 66 61 75 6c 74 20 74 61 6c 6c 79 20 63 61 6c 6c 62 61	specified.a.default.tally.callba
54ca0	63 6b 20 69 73 0a 70 72 6f 76 69 64 65 64 20 77 68 69 63 68 20 73 69 6d 70 6c 79 20 63 6f 75 6e	ck.is.provided.which.simply.coun
54cc0	74 73 20 65 64 67 65 73 2e 20 20 54 68 65 20 63 6f 75 6e 74 20 6d 61 79 20 62 65 20 72 65 74 72	ts.edges...The.count.may.be.retr
54ce0	69 65 76 65 64 0a 62 79 20 63 61 6c 6c 69 6e 67 20 74 68 65 20 74 61 6c 6c 79 20 66 75 6e 63 74	ieved.by.calling.the.tally.funct
54d00	69 6f 6e 2e 20 20 54 68 65 20 63 6f 75 6e 74 20 6d 61 79 20 62 65 20 72 65 73 65 74 20 74 6f 20	ion...The.count.may.be.reset.to.
54d20	7a 65 72 6f 0a 62 79 20 63 61 6c 6c 69 6e 67 20 74 68 65 20 72 65 73 65 74 5f 74 61 6c 6c 79 20	zero.by.calling.the.reset_tally.
54d40	66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 6d	function..<br><br>The.callback.m
54d60	61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 63 61 6c 6c 69 6e 67 20 74 68 65 20 63	ay.be.cancelled.by.calling.the.c
54d80	61 6e 63 65 6c 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 47 50 49 4f 20 6d	ancel.function..<br><br>A.GPIO.m
54da0	61 79 20 68 61 76 65 20 6d 75 6c 74 69 70 6c 65 20 63 61 6c 6c 62 61 63 6b 73 20 28 61 6c 74 68	ay.have.multiple.callbacks.(alth
54dc0	6f 75 67 68 20 49 20 63 61 6e 27 74 20 74 68 69 6e 6b 20 6f 66 0a 61 20 72 65 61 73 6f 6e 20 74	ough.I.can't.think.of.a.reason.t
54de0	6f 20 64 6f 20 73 6f 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 61 72 65 20 73	o.do.so)..<br><br>The.GPIO.are.s
54e00	61 6d 70 6c 65 64 20 61 74 20 61 20 72 61 74 65 20 73 65 74 20 77 68 65 6e 20 74 68 65 20 70 69	ampled.at.a.rate.set.when.the.pi
54e20	67 70 69 6f 20 64 61 65 6d 6f 6e 0a 69 73 20 73 74 61 72 74 65 64 20 28 64 65 66 61 75 6c 74 20	gpio.daemon.is.started.(default.
54e40	35 20 75 73 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 61 6d	5.us)..<br><br>The.number.of.sam
54e60	70 6c 65 73 20 70 65 72 20 73 65 63 6f 6e 64 20 69 73 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20	ples.per.second.is.given.in.the.
54e80	66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26	following.table..<br><br><code>&
54ea0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
54ec0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
54ee0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 61 6d 70 6c 65 73 3c 62 72 3e 26 6e	;&nbsp;&nbsp;&nbsp;samples<br>&n
54f00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
54f20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
54f40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 65 72 26 6e 62 73 70 3b 73 65 63 3c 62	&nbsp;&nbsp;&nbsp;per&nbsp;sec<b
54f60	72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	r><br>&nbsp;&nbsp;&nbsp;&nbsp;&n
54f80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62	bsp;&nbsp;&nbsp;&nbsp;&nbsp;1&nb
54fa0	73 70 3b 26 6e 62 73 70 3b 31 2c 30 30 30 2c 30 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;1,000,000<br>&nbsp;&nbs
54fc0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
54fe0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;&nbsp;2&nbsp;&nbsp;&nbsp;&
55000	00 00 00 57 6e 62 73 70 3b 35 30 30 2c 30 30 30 3c 62 72 3e 73 61 6d 70 6c 65 26 6e 62 73 70 3b	...Wnbsp;500,000<br>sample&nbsp;
55020	26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;&nbsp;4&nbsp;&nbsp;&nbsp;&
55040	6e 62 73 70 3b 32 35 30 2c 30 30 30 3c 62 72 3e 72 61 74 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;250,000<br>rate&nbsp;&nbsp;
55060	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;&nbsp;&nbsp;5&nbsp;&nbsp;&
55080	6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 2c 30 30 30 3c 62 72 3e 28 75 73 29 26 6e 62 73 70 3b	nbsp;&nbsp;200,000<br>(us)&nbsp;
550a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26	&nbsp;&nbsp;&nbsp;&nbsp;8&nbsp;&
550c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 2c 30 30 30 3c 62 72 3e 26 6e 62 73	nbsp;&nbsp;&nbsp;125,000<br>&nbs
550e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
55100	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;10&nbsp;&nbsp;&nbsp;
55120	26 6e 62 73 70 3b 31 30 30 2c 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	&nbsp;100,000<br></code><br><br>
55140	47 50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 73 68 6f 72 74 65 72 20 74 68 61 6e 20	GPIO.level.changes.shorter.than.
55160	74 68 65 20 73 61 6d 70 6c 65 20 72 61 74 65 20 6d 61 79 20 62 65 20 6d 69 73 73 65 64 2e 0a 3c	the.sample.rate.may.be.missed..<
55180	62 72 3e 3c 62 72 3e 54 68 65 20 64 61 65 6d 6f 6e 20 73 6f 66 74 77 61 72 65 20 77 68 69 63 68	br><br>The.daemon.software.which
551a0	20 67 65 6e 65 72 61 74 65 73 20 74 68 65 20 63 61 6c 6c 62 61 63 6b 73 20 69 73 20 74 72 69 67	.generates.the.callbacks.is.trig
551c0	67 65 72 65 64 0a 31 30 30 30 20 74 69 6d 65 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 20 20 54 68	gered.1000.times.per.second...Th
551e0	65 20 63 61 6c 6c 62 61 63 6b 73 20 77 69 6c 6c 20 62 65 20 63 61 6c 6c 65 64 20 6f 6e 63 65 20	e.callbacks.will.be.called.once.
55200	70 65 72 0a 6c 65 76 65 6c 20 63 68 61 6e 67 65 20 73 69 6e 63 65 20 74 68 65 20 6c 61 73 74 20	per.level.change.since.the.last.
55220	74 69 6d 65 20 74 68 65 79 20 77 65 72 65 20 63 61 6c 6c 65 64 2e 0a 69 2e 65 2e 20 54 68 65 20	time.they.were.called..i.e..The.
55240	63 61 6c 6c 62 61 63 6b 73 20 77 69 6c 6c 20 67 65 74 20 61 6c 6c 20 6c 65 76 65 6c 20 63 68 61	callbacks.will.get.all.level.cha
55260	6e 67 65 73 20 62 75 74 20 74 68 65 72 65 20 77 69 6c 6c 0a 62 65 20 61 20 6c 61 74 65 6e 63 79	nges.but.there.will.be.a.latency
55280	2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 79 6f 75 20 77 61 6e 74 20 74 6f 20 74 72 61 63 6b 20 74	..<br><br>If.you.want.to.track.t
552a0	68 65 20 6c 65 76 65 6c 20 6f 66 20 6d 6f 72 65 20 74 68 61 6e 20 6f 6e 65 20 47 50 49 4f 20 64	he.level.of.more.than.one.GPIO.d
552c0	6f 20 73 6f 20 62 79 0a 6d 61 69 6e 74 61 69 6e 69 6e 67 20 74 68 65 20 73 74 61 74 65 20 69 6e	o.so.by.maintaining.the.state.in
552e0	20 74 68 65 20 63 61 6c 6c 62 61 63 6b 2e 20 20 44 6f 20 6e 6f 74 20 75 73 65 20 3c 61 20 68 72	.the.callback...Do.not.use.<a.hr
55300	65 66 3d 22 23 72 65 61 64 22 3e 72 65 61 64 3c 2f 61 3e 2e 0a 52 65 6d 65 6d 62 65 72 20 74 68	ef="#read">read</a>..Remember.th
55320	65 20 65 76 65 6e 74 20 74 68 61 74 20 74 72 69 67 67 65 72 65 64 20 74 68 65 20 63 61 6c 6c 62	e.event.that.triggered.the.callb
55340	61 63 6b 20 6d 61 79 20 68 61 76 65 0a 68 61 70 70 65 6e 65 64 20 73 65 76 65 72 61 6c 20 6d 69	ack.may.have.happened.several.mi
55360	6c 6c 69 73 65 63 6f 6e 64 73 20 62 65 66 6f 72 65 20 61 6e 64 20 74 68 65 20 47 50 49 4f 20 6d	lliseconds.before.and.the.GPIO.m
55380	61 79 20 68 61 76 65 0a 63 68 61 6e 67 65 64 20 6c 65 76 65 6c 20 6d 61 6e 79 20 74 69 6d 65 73	ay.have.changed.level.many.times
553a0	20 73 69 6e 63 65 20 74 68 65 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	.since.then..<br><br><b><small>E
553c0	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
553e0	64 65 66 26 6e 62 73 70 3b 63 62 66 28 67 70 69 6f 2c 26 6e 62 73 70 3b 6c 65 76 65 6c 2c 26 6e	def&nbsp;cbf(gpio,&nbsp;level,&n
55400	62 73 70 3b 74 69 63 6b 29 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;tick):<br>&nbsp;&nbsp;&nbsp;
55420	70 72 69 6e 74 28 67 70 69 6f 2c 26 6e 62 73 70 3b 6c 65 76 65 6c 2c 26 6e 62 73 70 3b 74 69 63	print(gpio,&nbsp;level,&nbsp;tic
55440	6b 29 3c 62 72 3e 3c 62 72 3e 63 62 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 63 61 6c	k)<br><br>cb1&nbsp;=&nbsp;pi.cal
55460	6c 62 61 63 6b 28 32 32 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 45 49 54 48 45 52 5f 45 44 47	lback(22,&nbsp;pigpio.EITHER_EDG
55480	45 2c 26 6e 62 73 70 3b 63 62 66 29 3c 62 72 3e 3c 62 72 3e 63 62 32 26 6e 62 73 70 3b 3d 26 6e	E,&nbsp;cbf)<br><br>cb2&nbsp;=&n
554a0	62 73 70 3b 70 69 2e 63 61 6c 6c 62 61 63 6b 28 34 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 45	bsp;pi.callback(4,&nbsp;pigpio.E
554c0	49 54 48 45 52 5f 45 44 47 45 29 3c 62 72 3e 3c 62 72 3e 63 62 33 26 6e 62 73 70 3b 3d 26 6e 62	ITHER_EDGE)<br><br>cb3&nbsp;=&nb
554e0	73 70 3b 70 69 2e 63 61 6c 6c 62 61 63 6b 28 31 37 29 3c 62 72 3e 3c 62 72 3e 70 72 69 6e 74 28	sp;pi.callback(17)<br><br>print(
55500	63 62 33 2e 74 61 6c 6c 79 28 29 29 3c 62 72 3e 3c 62 72 3e 63 62 33 2e 72 65 73 65 74 5f 74 61	cb3.tally())<br><br>cb3.reset_ta
55520	6c 6c 79 28 29 3c 62 72 3e 3c 62 72 3e 63 62 31 2e 63 61 6e 63 65 6c 28 29 26 6e 62 73 70 3b 23	lly()<br><br>cb1.cancel()&nbsp;#
55540	26 6e 62 73 70 3b 54 6f 26 6e 62 73 70 3b 63 61 6e 63 65 6c 26 6e 62 73 70 3b 63 61 6c 6c 62 61	&nbsp;To&nbsp;cancel&nbsp;callba
55560	63 6b 26 6e 62 73 70 3b 63 62 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	ck&nbsp;cb1.<br></code><h3><a.na
55580	6d 65 3d 22 63 6c 65 61 72 5f 62 61 6e 6b 5f 31 22 3e 63 6c 65 61 72 5f 62 61 6e 6b 5f 31 3c 73	me="clear_bank_1">clear_bank_1<s
555a0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c	mall>(<a.href="#bits">bits</a>)<
555c0	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6c 65 61 72 73 20 47 50 49 4f 20 30 2d 33 31 20 69 66	/small></h3>.Clears.GPIO.0-31.if
555e0	20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 69 6e 20 62 69 74 73 20 69	.the.corresponding.bit.in.bits.i
55600	73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74	s.set..<br><br><b><small>Paramet
55620	65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 62 69 74	ers</small></b><br><br><samp>bit
55640	73 3a 3d 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70	s:=&nbsp;a&nbsp;32&nbsp;bit&nbsp
55660	3b 6d 61 73 6b 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74 26	;mask&nbsp;with&nbsp;1&nbsp;set&
55680	6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e 64	nbsp;if&nbsp;the&nbsp;correspond
556a0	69 6e 67 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b 26	ing&nbsp;GPIO&nbsp;is<br>&nbsp;&
556c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
556e0	73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 63 6c 65 61 72 65 64 2e 3c 62 72 3e 3c	sp;to&nbsp;be&nbsp;cleared.<br><
55700	2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 41 20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75 73 20	/samp><br><br>A.returned.status.
55720	6f 66 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69 63 61 74 65 73 20 74	of.PI_SOME_PERMITTED.indicates.t
55740	68 61 74 20 74 68 65 20 75 73 65 72 0a 69 73 20 6e 6f 74 20 61 6c 6c 6f 77 65 64 20 74 6f 20 77	hat.the.user.is.not.allowed.to.w
55760	72 69 74 65 20 74 6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 20 47 50 49 4f 2e	rite.to.one.or.more.of.the.GPIO.
55780	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	.<br><br><b><small>Example</smal
557a0	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 63 6c 65 61 72 5f 62 61 6e	l></b><br><br><code>pi.clear_ban
557c0	6b 5f 31 28 69 6e 74 28 22 31 31 31 31 31 30 30 31 30 30 30 30 22 2c 32 29 29 3c 62 72 3e 3c 2f	k_1(int("111110010000",2))<br></
557e0	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 6c 65 61 72 5f 62 61 6e 6b 5f 32 22 3e	code><h3><a.name="clear_bank_2">
55800	63 6c 65 61 72 5f 62 61 6e 6b 5f 32 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 62 69	clear_bank_2<small>(<a.href="#bi
55820	74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6c 65 61 72	ts">bits</a>)</small></h3>.Clear
55840	73 20 47 50 49 4f 20 33 32 2d 35 33 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e	s.GPIO.32-53.if.the.correspondin
55860	67 20 62 69 74 20 28 30 2d 32 31 29 20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72	g.bit.(0-21).in.bits.is.set..<br
55880	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c	><br><b><small>Parameters</small
558a0	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 62 69 74 73 3a 3d 26 6e 62 73 70 3b 61	></b><br><br><samp>bits:=&nbsp;a
558c0	26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70	&nbsp;32&nbsp;bit&nbsp;mask&nbsp
558e0	3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 69 66 26 6e 62	;with&nbsp;1&nbsp;set&nbsp;if&nb
55900	73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 26 6e 62 73 70 3b 47	sp;the&nbsp;corresponding&nbsp;G
55920	50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	PIO&nbsp;is<br>&nbsp;&nbsp;&nbsp
55940	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	;&nbsp;&nbsp;&nbsp;&nbsp;to&nbsp
55960	3b 62 65 26 6e 62 73 70 3b 63 6c 65 61 72 65 64 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e	;be&nbsp;cleared.<br></samp><br>
55980	3c 62 72 3e 41 20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75 73 20 6f 66 20 50 49 5f 53 4f 4d 45	<br>A.returned.status.of.PI_SOME
559a0	5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69 63 61 74 65 73 20 74 68 61 74 20 74 68 65 20 75 73	_PERMITTED.indicates.that.the.us
559c0	65 72 0a 69 73 20 6e 6f 74 20 61 6c 6c 6f 77 65 64 20 74 6f 20 77 72 69 74 65 20 74 6f 20 6f 6e	er.is.not.allowed.to.write.to.on
559e0	65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	e.or.more.of.the.GPIO..<br><br><
55a00	62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	b><small>Example</small></b><br>
55a20	3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 63 6c 65 61 72 5f 62 61 6e 6b 5f 32 28 30 78 31 30 31 30	<br><code>pi.clear_bank_2(0x1010
55a40	29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 75 73 74 6f 6d 5f	)<br></code><h3><a.name="custom_
55a60	31 22 3e 63 75 73 74 6f 6d 5f 31 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 61 72 67	1">custom_1<small>(<a.href="#arg
55a80	31 22 3e 61 72 67 31 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 32 22 3e 61 72 67	1">arg1</a>,.<a.href="#arg2">arg
55aa0	32 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 78 22 3e 61 72 67 78 3c 2f 61 3e 29	2</a>,.<a.href="#argx">argx</a>)
55ac0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 61 6c 6c 73 20 61 20 70 69 67 70 69 6f 20 66 75 6e	</small></h3>.Calls.a.pigpio.fun
55ae0	63 74 69 6f 6e 20 63 75 73 74 6f 6d 69 73 65 64 20 62 79 20 74 68 65 20 75 73 65 72 2e 0a 3c 62	ction.customised.by.the.user..<b
55b00	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c	r><br><b><small>Parameters</smal
55b20	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 61 72 67 31 3a 3d 26 6e 62 73 70 3b	l></b><br><br><samp>arg1:=&nbsp;
55b40	26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 26 6e 62 73 70 3b 30 2e 3c 62 72 3e	&gt;=0,&nbsp;default&nbsp;0.<br>
55b60	61 72 67 32 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 64 65 66 61 75 6c 74	arg2:=&nbsp;&gt;=0,&nbsp;default
55b80	26 6e 62 73 70 3b 30 2e 3c 62 72 3e 61 72 67 78 3a 3d 26 6e 62 73 70 3b 65 78 74 72 61 26 6e 62	&nbsp;0.<br>argx:=&nbsp;extra&nb
55ba0	73 70 3b 61 72 67 75 6d 65 6e 74 73 26 6e 62 73 70 3b 28 65 61 63 68 26 6e 62 73 70 3b 30 2d 32	sp;arguments&nbsp;(each&nbsp;0-2
55bc0	35 35 29 2c 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 26 6e 62 73 70 3b 65 6d 70 74 79 2e 3c 62 72	55),&nbsp;default&nbsp;empty.<br
55be0	3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c	></samp><br><br>The.returned.val
55c00	75 65 20 69 73 20 61 6e 20 69 6e 74 65 67 65 72 20 77 68 69 63 68 20 62 79 20 63 6f 6e 76 65 6e	ue.is.an.integer.which.by.conven
55c20	74 69 6f 6e 0a 73 68 6f 75 6c 64 20 62 65 20 26 67 74 3b 3d 30 20 66 6f 72 20 4f 4b 20 61 6e 64	tion.should.be.&gt;=0.for.OK.and
55c40	20 26 6c 74 3b 30 20 66 6f 72 20 65 72 72 6f 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	.&lt;0.for.error..<br><br><b><sm
55c60	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
55c80	63 6f 64 65 3e 76 61 6c 75 65 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 63 75 73 74 6f 6d	code>value&nbsp;=&nbsp;pi.custom
55ca0	5f 31 28 29 3c 62 72 3e 3c 62 72 3e 76 61 6c 75 65 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69	_1()<br><br>value&nbsp;=&nbsp;pi
55cc0	2e 63 75 73 74 6f 6d 5f 31 28 32 33 29 3c 62 72 3e 3c 62 72 3e 76 61 6c 75 65 26 6e 62 73 70 3b	.custom_1(23)<br><br>value&nbsp;
55ce0	3d 26 6e 62 73 70 3b 70 69 2e 63 75 73 74 6f 6d 5f 31 28 30 2c 26 6e 62 73 70 3b 35 35 29 3c 62	=&nbsp;pi.custom_1(0,&nbsp;55)<b
55d00	72 3e 3c 62 72 3e 76 61 6c 75 65 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 63 75 73 74 6f	r><br>value&nbsp;=&nbsp;pi.custo
55d20	6d 5f 31 28 32 33 2c 26 6e 62 73 70 3b 35 36 2c 26 6e 62 73 70 3b 5b 31 2c 26 6e 62 73 70 3b 35	m_1(23,&nbsp;56,&nbsp;[1,&nbsp;5
55d40	2c 26 6e 62 73 70 3b 37 5d 29 3c 62 72 3e 3c 62 72 3e 76 61 6c 75 65 26 6e 62 73 70 3b 3d 26 6e	,&nbsp;7])<br><br>value&nbsp;=&n
55d60	62 73 70 3b 70 69 2e 63 75 73 74 6f 6d 5f 31 28 32 33 2c 26 6e 62 73 70 3b 35 36 2c 26 6e 62 73	bsp;pi.custom_1(23,&nbsp;56,&nbs
55d80	70 3b 62 22 68 65 6c 6c 6f 22 29 3c 62 72 3e 3c 62 72 3e 76 61 6c 75 65 26 6e 62 73 70 3b 3d 26	p;b"hello")<br><br>value&nbsp;=&
55da0	6e 62 73 70 3b 70 69 2e 63 75 73 74 6f 6d 5f 31 28 32 33 2c 26 6e 62 73 70 3b 35 36 2c 26 6e 62	nbsp;pi.custom_1(23,&nbsp;56,&nb
55dc0	73 70 3b 22 68 65 6c 6c 6f 22 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	sp;"hello")<br></code><h3><a.nam
55de0	65 3d 22 63 75 73 74 6f 6d 5f 32 22 3e 63 75 73 74 6f 6d 5f 32 3c 73 6d 61 6c 6c 3e 28 3c 61 20	e="custom_2">custom_2<small>(<a.
55e00	68 72 65 66 3d 22 23 61 72 67 31 22 3e 61 72 67 31 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	href="#arg1">arg1</a>,.<a.href="
55e20	23 61 72 67 78 22 3e 61 72 67 78 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 72 65 74 4d 61	#argx">argx</a>,.<a.href="#retMa
55e40	78 22 3e 72 65 74 4d 61 78 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 61 6c 6c	x">retMax</a>)</small></h3>.Call
55e60	73 20 61 20 70 69 67 70 69 6f 20 66 75 6e 63 74 69 6f 6e 20 63 75 73 74 6f 6d 69 73 65 64 20 62	s.a.pigpio.function.customised.b
55e80	79 20 74 68 65 20 75 73 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61	y.the.user..<br><br><b><small>Pa
55ea0	72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d	rameters</small></b><br><br><sam
55ec0	70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 72 67 31 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30	p>&nbsp;&nbsp;arg1:=&nbsp;&gt;=0
55ee0	2c 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 26 6e 62 73 70 3b 30 2e 3c 62 72 3e 26 6e 62 73 70 3b	,&nbsp;default&nbsp;0.<br>&nbsp;
55f00	26 6e 62 73 70 3b 61 72 67 78 3a 3d 26 6e 62 73 70 3b 65 78 74 72 61 26 6e 62 73 70 3b 61 72 67	&nbsp;argx:=&nbsp;extra&nbsp;arg
55f20	75 6d 65 6e 74 73 26 6e 62 73 70 3b 28 65 61 63 68 26 6e 62 73 70 3b 30 2d 32 35 35 29 2c 26 6e	uments&nbsp;(each&nbsp;0-255),&n
55f40	62 73 70 3b 64 65 66 61 75 6c 74 26 6e 62 73 70 3b 65 6d 70 74 79 2e 3c 62 72 3e 72 65 74 4d 61	bsp;default&nbsp;empty.<br>retMa
55f60	78 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 6d 61 78 69 6d 75 6d 26 6e 62	x:=&nbsp;&gt;=0,&nbsp;maximum&nb
55f80	73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73	sp;number&nbsp;of&nbsp;bytes&nbs
55fa0	70 3b 74 6f 26 6e 62 73 70 3b 72 65 74 75 72 6e 2c 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 26 6e	p;to&nbsp;return,&nbsp;default&n
55fc0	62 73 70 3b 38 31 39 32 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20	bsp;8192.<br></samp><br><br>The.
55fe0	72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65	returned.value.is.a.tuple.of.the
56000	00 00 00 58 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 0a 72 65 74 75 72 6e 65 64 20 61 6e	...X.number.of.bytes.returned.an
56020	64 20 61 20 62 79 74 65 61 72 72 61 79 20 63 6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 20 62 79 74	d.a.bytearray.containing.the.byt
56040	65 73 2e 20 20 49 66 0a 74 68 65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 20 6e	es...If.there.was.an.error.the.n
56060	75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 77 69 6c 6c 20 62 65 0a 6c 65 73 73	umber.of.bytes.read.will.be.less
56080	20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 20 74 68 65	.than.zero.(and.will.contain.the
560a0	20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	.error.code)..<br><br><b><small>
560c0	45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	Example</small></b><br><br><code
560e0	3e 28 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	>(count,&nbsp;data)&nbsp;=&nbsp;
56100	70 69 2e 63 75 73 74 6f 6d 5f 32 28 29 3c 62 72 3e 3c 62 72 3e 28 63 6f 75 6e 74 2c 26 6e 62 73	pi.custom_2()<br><br>(count,&nbs
56120	70 3b 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 63 75 73 74 6f 6d 5f 32 28	p;data)&nbsp;=&nbsp;pi.custom_2(
56140	32 33 29 3c 62 72 3e 3c 62 72 3e 28 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61 74 61 29 26 6e 62	23)<br><br>(count,&nbsp;data)&nb
56160	73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 63 75 73 74 6f 6d 5f 32 28 32 33 2c 26 6e 62 73 70 3b 5b	sp;=&nbsp;pi.custom_2(23,&nbsp;[
56180	31 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 37 5d 29 3c 62 72 3e 3c 62 72 3e 28 63 6f 75 6e	1,&nbsp;5,&nbsp;7])<br><br>(coun
561a0	74 2c 26 6e 62 73 70 3b 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 63 75 73	t,&nbsp;data)&nbsp;=&nbsp;pi.cus
561c0	74 6f 6d 5f 32 28 32 33 2c 26 6e 62 73 70 3b 62 22 68 65 6c 6c 6f 22 29 3c 62 72 3e 3c 62 72 3e	tom_2(23,&nbsp;b"hello")<br><br>
561e0	28 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70	(count,&nbsp;data)&nbsp;=&nbsp;p
56200	69 2e 63 75 73 74 6f 6d 5f 32 28 32 33 2c 26 6e 62 73 70 3b 22 68 65 6c 6c 6f 22 2c 26 6e 62 73	i.custom_2(23,&nbsp;"hello",&nbs
56220	70 3b 31 32 38 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 65	p;128)<br></code><h3><a.name="de
56240	6c 65 74 65 5f 73 63 72 69 70 74 22 3e 64 65 6c 65 74 65 5f 73 63 72 69 70 74 3c 73 6d 61 6c 6c	lete_script">delete_script<small
56260	3e 28 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64	>(<a.href="#script_id">script_id
56280	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 44 65 6c 65 74 65 73 20 61 20 73 74 6f	</a>)</small></h3>.Deletes.a.sto
562a0	72 65 64 20 73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61	red.script..<br><br><b><small>Pa
562c0	72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d	rameters</small></b><br><br><sam
562e0	70 3e 73 63 72 69 70 74 5f 69 64 3a 3d 26 6e 62 73 70 3b 69 64 26 6e 62 73 70 3b 6f 66 26 6e 62	p>script_id:=&nbsp;id&nbsp;of&nb
56300	73 70 3b 73 74 6f 72 65 64 26 6e 62 73 70 3b 73 63 72 69 70 74 2e 3c 62 72 3e 3c 2f 73 61 6d 70	sp;stored&nbsp;script.<br></samp
56320	3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	><br><br><b><small>Example</smal
56340	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 74 61 74 75 73 26 6e 62 73 70 3b	l></b><br><br><code>status&nbsp;
56360	3d 26 6e 62 73 70 3b 70 69 2e 64 65 6c 65 74 65 5f 73 63 72 69 70 74 28 73 69 64 29 3c 62 72 3e	=&nbsp;pi.delete_script(sid)<br>
56380	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 5f 63 61 6c 6c 62 61	</code><h3><a.name="event_callba
563a0	63 6b 22 3e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	ck">event_callback<small>(<a.hre
563c0	66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	f="#event">event</a>,.<a.href="#
563e0	66 75 6e 63 22 3e 66 75 6e 63 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 61 6c	func">func</a>)</small></h3>.Cal
56400	6c 73 20 61 20 75 73 65 72 20 73 75 70 70 6c 69 65 64 20 66 75 6e 63 74 69 6f 6e 20 28 61 20 63	ls.a.user.supplied.function.(a.c
56420	61 6c 6c 62 61 63 6b 29 20 77 68 65 6e 65 76 65 72 20 74 68 65 0a 73 70 65 63 69 66 69 65 64 20	allback).whenever.the.specified.
56440	65 76 65 6e 74 20 69 73 20 73 69 67 6e 61 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	event.is.signalled..<br><br><b><
56460	73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	small>Parameters</small></b><br>
56480	3c 62 72 3e 3c 73 61 6d 70 3e 65 76 65 6e 74 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e	<br><samp>event:=&nbsp;0-31.<br>
564a0	26 6e 62 73 70 3b 66 75 6e 63 3a 3d 26 6e 62 73 70 3b 75 73 65 72 26 6e 62 73 70 3b 73 75 70 70	&nbsp;func:=&nbsp;user&nbsp;supp
564c0	6c 69 65 64 26 6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e	lied&nbsp;callback&nbsp;function
564e0	2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 75 73 65 72 20 73 75 70	.<br></samp><br><br>The.user.sup
56500	70 6c 69 65 64 20 63 61 6c 6c 62 61 63 6b 20 72 65 63 65 69 76 65 73 20 74 77 6f 20 70 61 72 61	plied.callback.receives.two.para
56520	6d 65 74 65 72 73 2c 20 74 68 65 20 65 76 65 6e 74 20 69 64 2c 0a 61 6e 64 20 74 68 65 20 74 69	meters,.the.event.id,.and.the.ti
56540	63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 75 73 65 72 20 63 61 6c 6c 62 61 63 6b 20 69	ck..<br><br>If.a.user.callback.i
56560	73 20 6e 6f 74 20 73 70 65 63 69 66 69 65 64 20 61 20 64 65 66 61 75 6c 74 20 74 61 6c 6c 79 20	s.not.specified.a.default.tally.
56580	63 61 6c 6c 62 61 63 6b 20 69 73 0a 70 72 6f 76 69 64 65 64 20 77 68 69 63 68 20 73 69 6d 70 6c	callback.is.provided.which.simpl
565a0	79 20 63 6f 75 6e 74 73 20 65 76 65 6e 74 73 2e 20 20 54 68 65 20 63 6f 75 6e 74 20 6d 61 79 20	y.counts.events...The.count.may.
565c0	62 65 20 72 65 74 72 69 65 76 65 64 0a 62 79 20 63 61 6c 6c 69 6e 67 20 74 68 65 20 74 61 6c 6c	be.retrieved.by.calling.the.tall
565e0	79 20 66 75 6e 63 74 69 6f 6e 2e 20 20 54 68 65 20 63 6f 75 6e 74 20 6d 61 79 20 62 65 20 72 65	y.function...The.count.may.be.re
56600	73 65 74 20 74 6f 20 7a 65 72 6f 0a 62 79 20 63 61 6c 6c 69 6e 67 20 74 68 65 20 72 65 73 65 74	set.to.zero.by.calling.the.reset
56620	5f 74 61 6c 6c 79 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 61 6c	_tally.function..<br><br>The.cal
56640	6c 62 61 63 6b 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c 65 64 20 62 79 20 63 61 6c 6c 69 6e 67	lback.may.be.canceled.by.calling
56660	20 74 68 65 20 63 61 6e 63 65 6c 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6e	.the.cancel.function..<br><br>An
56680	20 65 76 65 6e 74 20 6d 61 79 20 68 61 76 65 20 6d 75 6c 74 69 70 6c 65 20 63 61 6c 6c 62 61 63	.event.may.have.multiple.callbac
566a0	6b 73 20 28 61 6c 74 68 6f 75 67 68 20 49 20 63 61 6e 27 74 20 74 68 69 6e 6b 20 6f 66 0a 61 20	ks.(although.I.can't.think.of.a.
566c0	72 65 61 73 6f 6e 20 74 6f 20 64 6f 20 73 6f 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	reason.to.do.so)..<br><br><b><sm
566e0	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
56700	63 6f 64 65 3e 64 65 66 26 6e 62 73 70 3b 63 62 66 28 65 76 65 6e 74 2c 26 6e 62 73 70 3b 74 69	code>def&nbsp;cbf(event,&nbsp;ti
56720	63 6b 29 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 28	ck):<br>&nbsp;&nbsp;&nbsp;print(
56740	65 76 65 6e 74 2c 26 6e 62 73 70 3b 74 69 63 6b 29 3c 62 72 3e 3c 62 72 3e 63 62 31 26 6e 62 73	event,&nbsp;tick)<br><br>cb1&nbs
56760	70 3b 3d 26 6e 62 73 70 3b 70 69 2e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 28 32 32 2c 26 6e	p;=&nbsp;pi.event_callback(22,&n
56780	62 73 70 3b 63 62 66 29 3c 62 72 3e 3c 62 72 3e 63 62 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	bsp;cbf)<br><br>cb2&nbsp;=&nbsp;
567a0	70 69 2e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 28 34 29 3c 62 72 3e 3c 62 72 3e 70 72 69 6e	pi.event_callback(4)<br><br>prin
567c0	74 28 63 62 32 2e 74 61 6c 6c 79 28 29 29 3c 62 72 3e 3c 62 72 3e 63 62 32 2e 72 65 73 65 74 5f	t(cb2.tally())<br><br>cb2.reset_
567e0	74 61 6c 6c 79 28 29 3c 62 72 3e 3c 62 72 3e 63 62 31 2e 63 61 6e 63 65 6c 28 29 26 6e 62 73 70	tally()<br><br>cb1.cancel()&nbsp
56800	3b 23 26 6e 62 73 70 3b 54 6f 26 6e 62 73 70 3b 63 61 6e 63 65 6c 26 6e 62 73 70 3b 63 61 6c 6c	;#&nbsp;To&nbsp;cancel&nbsp;call
56820	62 61 63 6b 26 6e 62 73 70 3b 63 62 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	back&nbsp;cb1.<br></code><h3><a.
56840	6e 61 6d 65 3d 22 65 76 65 6e 74 5f 74 72 69 67 67 65 72 22 3e 65 76 65 6e 74 5f 74 72 69 67 67	name="event_trigger">event_trigg
56860	65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65 6e 74	er<small>(<a.href="#event">event
56880	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e	</a>)</small></h3>.This.function
568a0	20 73 69 67 6e 61 6c 73 20 74 68 65 20 6f 63 63 75 72 72 65 6e 63 65 20 6f 66 20 61 6e 20 65 76	.signals.the.occurrence.of.an.ev
568c0	65 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72	ent..<br><br><b><small>Parameter
568e0	73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 65 76 65 6e 74	s</small></b><br><br><samp>event
56900	3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 65 76 65 6e	:=&nbsp;0-31,&nbsp;the&nbsp;even
56920	74 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66	t<br></samp><br><br>Returns.0.if
56940	20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 45 56 45 4e 54 5f 49 44 2e 0a	.OK,.otherwise.PI_BAD_EVENT_ID..
56960	3c 62 72 3e 3c 62 72 3e 41 6e 20 65 76 65 6e 74 20 69 73 20 61 20 73 69 67 6e 61 6c 20 75 73 65	<br><br>An.event.is.a.signal.use
56980	64 20 74 6f 20 69 6e 66 6f 72 6d 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 63 6f 6e 73 75 6d 65 72	d.to.inform.one.or.more.consumer
569a0	73 0a 74 6f 20 73 74 61 72 74 20 61 6e 20 61 63 74 69 6f 6e 2e 20 20 45 61 63 68 20 63 6f 6e 73	s.to.start.an.action...Each.cons
569c0	75 6d 65 72 20 77 68 69 63 68 20 68 61 73 20 72 65 67 69 73 74 65 72 65 64 20 61 6e 0a 69 6e 74	umer.which.has.registered.an.int
569e0	65 72 65 73 74 20 69 6e 20 74 68 65 20 65 76 65 6e 74 20 28 65 2e 67 2e 20 62 79 20 63 61 6c 6c	erest.in.the.event.(e.g..by.call
56a00	69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 22 3e 65 76	ing.<a.href="#event_callback">ev
56a20	65 6e 74 5f 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 29 20 77 69 6c 6c 0a 62 65 20 69 6e 66 6f 72 6d	ent_callback</a>).will.be.inform
56a40	65 64 20 62 79 20 61 20 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 65 20 65 76	ed.by.a.callback..<br><br>One.ev
56a60	65 6e 74 2c 20 45 56 45 4e 54 5f 42 53 43 20 28 33 31 29 20 69 73 20 70 72 65 64 65 66 69 6e 65	ent,.EVENT_BSC.(31).is.predefine
56a80	64 2e 20 20 54 68 69 73 20 65 76 65 6e 74 20 69 73 0a 61 75 74 6f 20 67 65 6e 65 72 61 74 65 64	d...This.event.is.auto.generated
56aa0	20 6f 6e 20 42 53 43 20 73 6c 61 76 65 20 61 63 74 69 76 69 74 79 2e 0a 3c 62 72 3e 3c 62 72 3e	.on.BSC.slave.activity..<br><br>
56ac0	54 68 65 20 6d 65 61 6e 69 6e 67 20 6f 66 20 6f 74 68 65 72 20 65 76 65 6e 74 73 20 69 73 20 61	The.meaning.of.other.events.is.a
56ae0	72 62 69 74 72 61 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 20 74 68 61 74 20 6f 74 68 65	rbitrary..<br><br>Note.that.othe
56b00	72 20 74 68 61 6e 20 69 74 73 20 69 64 20 61 6e 64 20 69 74 73 20 74 69 63 6b 20 74 68 65 72 65	r.than.its.id.and.its.tick.there
56b20	20 69 73 20 6e 6f 20 64 61 74 61 20 61 73 73 6f 63 69 61 74 65 64 0a 77 69 74 68 20 61 6e 20 65	.is.no.data.associated.with.an.e
56b40	76 65 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	vent..<br><br><b><small>Example<
56b60	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 65 76 65 6e	/small></b><br><br><code>pi.even
56b80	74 5f 74 72 69 67 67 65 72 28 32 33 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	t_trigger(23)<br></code><h3><a.n
56ba0	61 6d 65 3d 22 66 69 6c 65 5f 63 6c 6f 73 65 22 3e 66 69 6c 65 5f 63 6c 6f 73 65 3c 73 6d 61 6c	ame="file_close">file_close<smal
56bc0	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29	l>(<a.href="#handle">handle</a>)
56be0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6c 6f 73 65 73 20 74 68 65 20 66 69 6c 65 20 61 73	</small></h3>.Closes.the.file.as
56c00	73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	sociated.with.handle..<br><br><b
56c20	3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	><small>Parameters</small></b><b
56c40	72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30	r><br><samp>handle:=&nbsp;&gt;=0
56c60	26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26	&nbsp;(as&nbsp;returned&nbsp;by&
56c80	6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70	nbsp;a&nbsp;prior&nbsp;call&nbsp
56ca0	3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 6f 70 65 6e 22 3e 66 69	;to&nbsp;<a.href="#file_open">fi
56cc0	6c 65 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e	le_open</a>).<br></samp><br><br>
56ce0	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
56d00	3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 66 69 6c 65 5f 63 6c 6f 73 65 28 68 61 6e 64 6c 65 29	><br><code>pi.file_close(handle)
56d20	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 5f 6c 69 73	<br></code><h3><a.name="file_lis
56d40	74 22 3e 66 69 6c 65 5f 6c 69 73 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 66 70	t">file_list<small>(<a.href="#fp
56d60	61 74 74 65 72 6e 22 3e 66 70 61 74 74 65 72 6e 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	attern">fpattern</a>)</small></h
56d80	33 3e 0a 52 65 74 75 72 6e 73 20 61 20 6c 69 73 74 20 6f 66 20 66 69 6c 65 73 20 77 68 69 63 68	3>.Returns.a.list.of.files.which
56da0	20 6d 61 74 63 68 20 61 20 70 61 74 74 65 72 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	.match.a.pattern..<br><br><b><sm
56dc0	61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62	all>Parameters</small></b><br><b
56de0	72 3e 3c 73 61 6d 70 3e 66 70 61 74 74 65 72 6e 3a 3d 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73	r><samp>fpattern:=&nbsp;file&nbs
56e00	70 3b 70 61 74 74 65 72 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6d 61 74 63 68 2e 3c 62 72	p;pattern&nbsp;to&nbsp;match.<br
56e20	3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62	></samp><br><br>Returns.the.numb
56e40	65 72 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 20 69 66 20 4f 4b 2c 20 6f 74 68 65	er.of.returned.bytes.if.OK,.othe
56e60	72 77 69 73 65 0a 50 49 5f 4e 4f 5f 46 49 4c 45 5f 41 43 43 45 53 53 2c 20 6f 72 20 50 49 5f 4e	rwise.PI_NO_FILE_ACCESS,.or.PI_N
56e80	4f 5f 46 49 4c 45 5f 4d 41 54 43 48 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 61 74 74 65 72	O_FILE_MATCH..<br><br>The.patter
56ea0	6e 20 6d 75 73 74 20 6d 61 74 63 68 20 61 6e 20 65 6e 74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69	n.must.match.an.entry.in./opt/pi
56ec0	67 70 69 6f 2f 61 63 63 65 73 73 2e 20 20 54 68 65 0a 70 61 74 74 65 72 6e 20 6d 61 79 20 63 6f	gpio/access...The.pattern.may.co
56ee0	6e 74 61 69 6e 20 77 69 6c 64 63 61 72 64 73 2e 20 20 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23	ntain.wildcards...See.<a.href="#
56f00	66 69 6c 65 5f 6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62	file_open">file_open</a>..<br><b
56f20	72 3e 4e 4f 54 45 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75	r>NOTE.<br><br>The.returned.valu
56f40	65 20 69 73 20 6e 6f 74 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 66 69 6c 65 73 2c 20 69 74	e.is.not.the.number.of.files,.it
56f60	20 69 73 20 74 68 65 20 6e 75 6d 62 65 72 0a 6f 66 20 62 79 74 65 73 20 69 6e 20 74 68 65 20 62	.is.the.number.of.bytes.in.the.b
56f80	75 66 66 65 72 2e 20 20 54 68 65 20 66 69 6c 65 20 6e 61 6d 65 73 20 61 72 65 20 73 65 70 61 72	uffer...The.file.names.are.separ
56fa0	61 74 65 64 20 62 79 20 6e 65 77 6c 69 6e 65 0a 63 68 61 72 61 63 74 65 72 73 2e 0a 3c 62 72 3e	ated.by.newline.characters..<br>
56fc0	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
56fe0	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 21 2f 75 73 72 2f 62 69 6e 2f 65 6e 76 26 6e 62	><br><br><code>#!/usr/bin/env&nb
57000	00 00 00 59 73 70 3b 70 79 74 68 6f 6e 3c 62 72 3e 3c 62 72 3e 69 6d 70 6f 72 74 26 6e 62 73 70	...Ysp;python<br><br>import&nbsp
57020	3b 70 69 67 70 69 6f 3c 62 72 3e 3c 62 72 3e 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69	;pigpio<br><br>pi&nbsp;=&nbsp;pi
57040	67 70 69 6f 2e 70 69 28 29 3c 62 72 3e 3c 62 72 3e 69 66 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73	gpio.pi()<br><br>if&nbsp;not&nbs
57060	70 3b 70 69 2e 63 6f 6e 6e 65 63 74 65 64 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;pi.connected:<br>&nbsp;&nbsp;&
57080	6e 62 73 70 3b 65 78 69 74 28 29 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b 41 73 73 75 6d 65	nbsp;exit()<br><br>#&nbsp;Assume
570a0	73 26 6e 62 73 70 3b 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 26 6e 62 73 70 3b 63	s&nbsp;/opt/pigpio/access&nbsp;c
570c0	6f 6e 74 61 69 6e 73 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 6f 6c 6c 6f 77 69 6e 67 26	ontains&nbsp;the&nbsp;following&
570e0	6e 62 73 70 3b 6c 69 6e 65 3a 3c 62 72 3e 23 26 6e 62 73 70 3b 2f 72 61 6d 2f 2a 2e 63 26 6e 62	nbsp;line:<br>#&nbsp;/ram/*.c&nb
57100	73 70 3b 72 3c 62 72 3e 3c 62 72 3e 63 2c 26 6e 62 73 70 3b 64 26 6e 62 73 70 3b 3d 26 6e 62 73	sp;r<br><br>c,&nbsp;d&nbsp;=&nbs
57120	70 3b 70 69 2e 66 69 6c 65 5f 6c 69 73 74 28 22 2f 72 61 6d 2f 70 2a 2e 63 22 29 3c 62 72 3e 69	p;pi.file_list("/ram/p*.c")<br>i
57140	66 26 6e 62 73 70 3b 63 26 6e 62 73 70 3b 26 67 74 3b 26 6e 62 73 70 3b 30 3a 3c 62 72 3e 26 6e	f&nbsp;c&nbsp;&gt;&nbsp;0:<br>&n
57160	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 28 64 29 3c 62 72 3e 3c 62 72 3e	bsp;&nbsp;&nbsp;print(d)<br><br>
57180	70 69 2e 73 74 6f 70 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	pi.stop()<br></code><h3><a.name=
571a0	22 66 69 6c 65 5f 6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20	"file_open">file_open<small>(<a.
571c0	68 72 65 66 3d 22 23 66 69 6c 65 5f 6e 61 6d 65 22 3e 66 69 6c 65 5f 6e 61 6d 65 3c 2f 61 3e 2c	href="#file_name">file_name</a>,
571e0	20 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 6d 6f 64 65 22 3e 66 69 6c 65 5f 6d 6f 64 65 3c	.<a.href="#file_mode">file_mode<
57200	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20	/a>)</small></h3>.This.function.
57220	72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 74 6f 20 61 20 66 69 6c 65 20 6f 70 65 6e 65	returns.a.handle.to.a.file.opene
57240	64 20 69 6e 20 61 20 73 70 65 63 69 66 69 65 64 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	d.in.a.specified.mode..<br><br><
57260	62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	b><small>Parameters</small></b><
57280	62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 66 69 6c 65 5f 6e 61 6d 65 3a 3d 26 6e 62 73 70 3b 74 68	br><br><samp>file_name:=&nbsp;th
572a0	65 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6f 70 65 6e 2e 3c 62	e&nbsp;file&nbsp;to&nbsp;open.<b
572c0	72 3e 66 69 6c 65 5f 6d 6f 64 65 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 69 6c 65	r>file_mode:=&nbsp;the&nbsp;file
572e0	26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 6d 6f 64 65 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e	&nbsp;open&nbsp;mode.<br></samp>
57300	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30	<br><br>Returns.a.handle.(&gt;=0
57320	29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 2c	).if.OK,.otherwise.PI_NO_HANDLE,
57340	0a 50 49 5f 4e 4f 5f 46 49 4c 45 5f 41 43 43 45 53 53 2c 20 50 49 5f 42 41 44 5f 46 49 4c 45 5f	.PI_NO_FILE_ACCESS,.PI_BAD_FILE_
57360	4d 4f 44 45 2c 0a 50 49 5f 46 49 4c 45 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 2c 20 6f 72 20 50 49	MODE,.PI_FILE_OPEN_FAILED,.or.PI
57380	5f 46 49 4c 45 5f 49 53 5f 41 5f 44 49 52 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c	_FILE_IS_A_DIR..<br><br><b><smal
573a0	6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f	l>Example</small></b><br><br><co
573c0	64 65 3e 68 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 66 69 6c 65 5f 6f 70 65 6e 28 22 2f	de>h&nbsp;=&nbsp;pi.file_open("/
573e0	68 6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 33 2f 66 69 6c 65 2e 74 78 74 22 2c 3c	home/pi/shared/dir_3/file.txt",<
57400	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
57420	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 46 49 4c 45 5f 57	;&nbsp;&nbsp;&nbsp;pigpio.FILE_W
57440	52 49 54 45 26 6e 62 73 70 3b 7c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 46 49 4c 45 5f 43 52 45	RITE&nbsp;|&nbsp;pigpio.FILE_CRE
57460	41 54 45 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 66 69 6c 65 5f 77 72 69 74 65 28 68 2c 26 6e 62 73	ATE)<br><br>pi.file_write(h,&nbs
57480	70 3b 22 48 65 6c 6c 6f 26 6e 62 73 70 3b 77 6f 72 6c 64 22 29 3c 62 72 3e 3c 62 72 3e 70 69 2e	p;"Hello&nbsp;world")<br><br>pi.
574a0	66 69 6c 65 5f 63 6c 6f 73 65 28 68 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	file_close(h)<br></code><br><br>
574c0	46 69 6c 65 0a 3c 62 72 3e 3c 62 72 3e 41 20 66 69 6c 65 20 6d 61 79 20 6f 6e 6c 79 20 62 65 20	File.<br><br>A.file.may.only.be.
574e0	6f 70 65 6e 65 64 20 69 66 20 70 65 72 6d 69 73 73 69 6f 6e 20 69 73 20 67 72 61 6e 74 65 64 20	opened.if.permission.is.granted.
57500	62 79 20 61 6e 20 65 6e 74 72 79 0a 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73	by.an.entry.in./opt/pigpio/acces
57520	73 2e 20 20 54 68 69 73 20 69 73 20 69 6e 74 65 6e 64 65 64 20 74 6f 20 61 6c 6c 6f 77 20 72 65	s...This.is.intended.to.allow.re
57540	6d 6f 74 65 20 61 63 63 65 73 73 0a 74 6f 20 66 69 6c 65 73 20 69 6e 20 61 20 6d 6f 72 65 20 6f	mote.access.to.files.in.a.more.o
57560	72 20 6c 65 73 73 20 63 6f 6e 74 72 6f 6c 6c 65 64 20 6d 61 6e 6e 65 72 2e 0a 3c 62 72 3e 3c 62	r.less.controlled.manner..<br><b
57580	72 3e 45 61 63 68 20 65 6e 74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65	r>Each.entry.in./opt/pigpio/acce
575a0	73 73 20 74 61 6b 65 73 20 74 68 65 20 66 6f 72 6d 20 6f 66 20 61 20 66 69 6c 65 20 70 61 74 68	ss.takes.the.form.of.a.file.path
575c0	0a 77 68 69 63 68 20 6d 61 79 20 63 6f 6e 74 61 69 6e 20 77 69 6c 64 63 61 72 64 73 20 66 6f 6c	.which.may.contain.wildcards.fol
575e0	6c 6f 77 65 64 20 62 79 20 61 20 73 69 6e 67 6c 65 20 6c 65 74 74 65 72 20 70 65 72 6d 69 73 73	lowed.by.a.single.letter.permiss
57600	69 6f 6e 2e 0a 54 68 65 20 70 65 72 6d 69 73 73 69 6f 6e 20 6d 61 79 20 62 65 20 52 20 66 6f 72	ion..The.permission.may.be.R.for
57620	20 72 65 61 64 2c 20 57 20 66 6f 72 20 77 72 69 74 65 2c 20 55 20 66 6f 72 20 72 65 61 64 2f 77	.read,.W.for.write,.U.for.read/w
57640	72 69 74 65 2c 0a 61 6e 64 20 4e 20 66 6f 72 20 6e 6f 20 61 63 63 65 73 73 2e 0a 3c 62 72 3e 3c	rite,.and.N.for.no.access..<br><
57660	62 72 3e 57 68 65 72 65 20 6d 6f 72 65 20 74 68 61 6e 20 6f 6e 65 20 65 6e 74 72 79 20 6d 61 74	br>Where.more.than.one.entry.mat
57680	63 68 65 73 20 61 20 66 69 6c 65 20 74 68 65 20 6d 6f 73 74 20 73 70 65 63 69 66 69 63 20 72 75	ches.a.file.the.most.specific.ru
576a0	6c 65 0a 61 70 70 6c 69 65 73 2e 20 20 49 66 20 6e 6f 20 65 6e 74 72 79 20 6d 61 74 63 68 65 73	le.applies...If.no.entry.matches
576c0	20 61 20 66 69 6c 65 20 74 68 65 6e 20 61 63 63 65 73 73 20 69 73 20 64 65 6e 69 65 64 2e 0a 3c	.a.file.then.access.is.denied..<
576e0	62 72 3e 3c 62 72 3e 53 75 70 70 6f 73 65 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73	br><br>Suppose./opt/pigpio/acces
57700	73 20 63 6f 6e 74 61 69 6e 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 6e 74 72 69 65 73	s.contains.the.following.entries
57720	3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 2f 68 6f 6d 65 2f 2a 26 6e 62 73 70 3b 6e 3c 62	:.<br><br><code>/home/*&nbsp;n<b
57740	72 3e 2f 68 6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 31 2f 2a 26 6e 62 73 70 3b 77	r>/home/pi/shared/dir_1/*&nbsp;w
57760	3c 62 72 3e 2f 68 6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 32 2f 2a 26 6e 62 73 70	<br>/home/pi/shared/dir_2/*&nbsp
57780	3b 72 3c 62 72 3e 2f 68 6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 33 2f 2a 26 6e 62	;r<br>/home/pi/shared/dir_3/*&nb
577a0	73 70 3b 75 3c 62 72 3e 2f 68 6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 31 2f 66 69	sp;u<br>/home/pi/shared/dir_1/fi
577c0	6c 65 2e 74 78 74 26 6e 62 73 70 3b 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	le.txt&nbsp;n<br></code><br><br>
577e0	46 69 6c 65 73 20 6d 61 79 20 62 65 20 77 72 69 74 74 65 6e 20 69 6e 20 64 69 72 65 63 74 6f 72	Files.may.be.written.in.director
57800	79 20 64 69 72 5f 31 20 77 69 74 68 20 74 68 65 20 65 78 63 65 70 74 69 6f 6e 0a 6f 66 20 66 69	y.dir_1.with.the.exception.of.fi
57820	6c 65 2e 74 78 74 2e 0a 3c 62 72 3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79 20 62 65 20 72 65 61	le.txt..<br><br>Files.may.be.rea
57840	64 20 69 6e 20 64 69 72 65 63 74 6f 72 79 20 64 69 72 5f 32 2e 0a 3c 62 72 3e 3c 62 72 3e 46 69	d.in.directory.dir_2..<br><br>Fi
57860	6c 65 73 20 6d 61 79 20 62 65 20 72 65 61 64 20 61 6e 64 20 77 72 69 74 74 65 6e 20 69 6e 20 64	les.may.be.read.and.written.in.d
57880	69 72 65 63 74 6f 72 79 20 64 69 72 5f 33 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 64 69 72	irectory.dir_3..<br><br>If.a.dir
578a0	65 63 74 6f 72 79 20 61 6c 6c 6f 77 73 20 72 65 61 64 2c 20 77 72 69 74 65 2c 20 6f 72 20 72 65	ectory.allows.read,.write,.or.re
578c0	61 64 2f 77 72 69 74 65 20 61 63 63 65 73 73 20 74 68 65 6e 20 66 69 6c 65 73 0a 6d 61 79 20 62	ad/write.access.then.files.may.b
578e0	65 20 63 72 65 61 74 65 64 20 69 6e 20 74 68 61 74 20 64 69 72 65 63 74 6f 72 79 2e 0a 3c 62 72	e.created.in.that.directory..<br
57900	3e 3c 62 72 3e 49 6e 20 61 6e 20 61 74 74 65 6d 70 74 20 74 6f 20 70 72 65 76 65 6e 74 20 72 69	><br>In.an.attempt.to.prevent.ri
57920	73 6b 79 20 70 65 72 6d 69 73 73 69 6f 6e 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 70 61	sky.permissions.the.following.pa
57940	74 68 73 20 61 72 65 0a 69 67 6e 6f 72 65 64 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61	ths.are.ignored.in./opt/pigpio/a
57960	63 63 65 73 73 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 61 26 6e 62 73 70 3b 70 61 74 68	ccess:.<br><br><code>a&nbsp;path
57980	26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 2e 2e 3c 62 72 3e 61 26 6e 62	&nbsp;containing&nbsp;..<br>a&nb
579a0	73 70 3b 70 61 74 68 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 6f 6e 6c	sp;path&nbsp;containing&nbsp;onl
579c0	79 26 6e 62 73 70 3b 77 69 6c 64 63 61 72 64 73 26 6e 62 73 70 3b 28 2a 3f 29 3c 62 72 3e 61 26	y&nbsp;wildcards&nbsp;(*?)<br>a&
579e0	6e 62 73 70 3b 70 61 74 68 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 6c	nbsp;path&nbsp;containing&nbsp;l
57a00	65 73 73 26 6e 62 73 70 3b 74 68 61 6e 26 6e 62 73 70 3b 74 77 6f 26 6e 62 73 70 3b 6e 6f 6e 2d	ess&nbsp;than&nbsp;two&nbsp;non-
57a20	77 69 6c 64 63 61 72 64 26 6e 62 73 70 3b 70 61 72 74 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	wildcard&nbsp;parts<br></code><b
57a40	72 3e 3c 62 72 3e 4d 6f 64 65 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 6f 64 65 20 6d 61 79 20	r><br>Mode.<br><br>The.mode.may.
57a60	68 61 76 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 3a 0a 3c 62 72 3e 3c	have.the.following.values:.<br><
57a80	62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67	br><table.border="1".cellpadding
57aa0	3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e	="2".cellspacing="2"><tbody><tr>
57ac0	3c 74 64 3e 43 6f 6e 73 74 61 6e 74 3c 2f 74 64 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c	<td>Constant</td><td>Value</td><
57ae0	74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46 49 4c 45	td>Meaning</td></tr><tr><td>FILE
57b00	5f 52 45 41 44 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c	_READ</td><td>1</td><td>open.fil
57b20	65 20 66 6f 72 20 72 65 61 64 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46	e.for.reading</td></tr><tr><td>F
57b40	49 4c 45 5f 57 52 49 54 45 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e	ILE_WRITE</td><td>2</td><td>open
57b60	20 66 69 6c 65 20 66 6f 72 20 77 72 69 74 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	.file.for.writing</td></tr><tr><
57b80	74 64 3e 46 49 4c 45 5f 52 57 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65	td>FILE_RW</td><td>3</td><td>ope
57ba0	6e 20 66 69 6c 65 20 66 6f 72 20 72 65 61 64 69 6e 67 20 61 6e 64 20 77 72 69 74 69 6e 67 3c 2f	n.file.for.reading.and.writing</
57bc0	74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e	td></tr></tbody></table><br><br>
57be0	54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 20 6d 61 79 20 62 65 20 6f 72 27 64	The.following.values.may.be.or'd
57c00	20 69 6e 74 6f 20 74 68 65 20 6d 6f 64 65 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62	.into.the.mode:.<br><br><table.b
57c20	6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70	order="1".cellpadding="2".cellsp
57c40	61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74	acing="2"><tbody><tr><td>Name</t
57c60	64 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e	d><td>Value</td><td>Meaning</td>
57c80	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46 49 4c 45 5f 41 50 50 45 4e 44 3c 2f 74 64 3e 3c 74 64	</tr><tr><td>FILE_APPEND</td><td
57ca0	3e 34 3c 2f 74 64 3e 3c 74 64 3e 41 6c 6c 20 77 72 69 74 65 73 20 61 70 70 65 6e 64 20 64 61 74	>4</td><td>All.writes.append.dat
57cc0	61 20 74 6f 20 74 68 65 20 65 6e 64 20 6f 66 20 74 68 65 20 66 69 6c 65 3c 2f 74 64 3e 3c 2f 74	a.to.the.end.of.the.file</td></t
57ce0	72 3e 3c 74 72 3e 3c 74 64 3e 46 49 4c 45 5f 43 52 45 41 54 45 3c 2f 74 64 3e 3c 74 64 3e 38 3c	r><tr><td>FILE_CREATE</td><td>8<
57d00	2f 74 64 3e 3c 74 64 3e 54 68 65 20 66 69 6c 65 20 69 73 20 63 72 65 61 74 65 64 20 69 66 20 69	/td><td>The.file.is.created.if.i
57d20	74 20 64 6f 65 73 6e 27 74 20 65 78 69 73 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	t.doesn't.exist</td></tr><tr><td
57d40	3e 46 49 4c 45 5f 54 52 55 4e 43 3c 2f 74 64 3e 3c 74 64 3e 31 36 3c 2f 74 64 3e 3c 74 64 3e 54	>FILE_TRUNC</td><td>16</td><td>T
57d60	68 65 20 66 69 6c 65 20 69 73 20 74 72 75 6e 63 61 74 65 64 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f	he.file.is.truncated</td></tr></
57d80	74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 4e 65 77 6c 79 20 63 72 65 61	tbody></table><br><br>Newly.crea
57da0	74 65 64 20 66 69 6c 65 73 20 61 72 65 20 6f 77 6e 65 64 20 62 79 20 72 6f 6f 74 20 77 69 74 68	ted.files.are.owned.by.root.with
57dc0	20 70 65 72 6d 69 73 73 69 6f 6e 73 20 6f 77 6e 65 72 0a 72 65 61 64 20 61 6e 64 20 77 72 69 74	.permissions.owner.read.and.writ
57de0	65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	e..<br><br><b><small>Example</sm
57e00	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 21 2f 75 73 72 2f 62 69 6e	all></b><br><br><code>#!/usr/bin
57e20	2f 65 6e 76 26 6e 62 73 70 3b 70 79 74 68 6f 6e 3c 62 72 3e 3c 62 72 3e 69 6d 70 6f 72 74 26 6e	/env&nbsp;python<br><br>import&n
57e40	62 73 70 3b 70 69 67 70 69 6f 3c 62 72 3e 3c 62 72 3e 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70	bsp;pigpio<br><br>pi&nbsp;=&nbsp
57e60	3b 70 69 67 70 69 6f 2e 70 69 28 29 3c 62 72 3e 3c 62 72 3e 69 66 26 6e 62 73 70 3b 6e 6f 74 26	;pigpio.pi()<br><br>if&nbsp;not&
57e80	6e 62 73 70 3b 70 69 2e 63 6f 6e 6e 65 63 74 65 64 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	nbsp;pi.connected:<br>&nbsp;&nbs
57ea0	70 3b 26 6e 62 73 70 3b 65 78 69 74 28 29 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b 41 73 73	p;&nbsp;exit()<br><br>#&nbsp;Ass
57ec0	75 6d 65 73 26 6e 62 73 70 3b 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 26 6e 62 73	umes&nbsp;/opt/pigpio/access&nbs
57ee0	70 3b 63 6f 6e 74 61 69 6e 73 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 6f 6c 6c 6f 77 69	p;contains&nbsp;the&nbsp;followi
57f00	6e 67 26 6e 62 73 70 3b 6c 69 6e 65 3a 3c 62 72 3e 23 26 6e 62 73 70 3b 2f 72 61 6d 2f 2a 2e 63	ng&nbsp;line:<br>#&nbsp;/ram/*.c
57f20	26 6e 62 73 70 3b 72 3c 62 72 3e 3c 62 72 3e 68 61 6e 64 6c 65 26 6e 62 73 70 3b 3d 26 6e 62 73	&nbsp;r<br><br>handle&nbsp;=&nbs
57f40	70 3b 70 69 2e 66 69 6c 65 5f 6f 70 65 6e 28 22 2f 72 61 6d 2f 70 69 67 70 69 6f 2e 63 22 2c 26	p;pi.file_open("/ram/pigpio.c",&
57f60	6e 62 73 70 3b 70 69 67 70 69 6f 2e 46 49 4c 45 5f 52 45 41 44 29 3c 62 72 3e 3c 62 72 3e 64 6f	nbsp;pigpio.FILE_READ)<br><br>do
57f80	6e 65 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 46 61 6c 73 65 3c 62 72 3e 3c 62 72 3e 77 68 69 6c	ne&nbsp;=&nbsp;False<br><br>whil
57fa0	65 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 64 6f 6e 65 3a 3c 62 72 3e 26 6e 62 73 70 3b 26	e&nbsp;not&nbsp;done:<br>&nbsp;&
57fc0	6e 62 73 70 3b 26 6e 62 73 70 3b 63 2c 26 6e 62 73 70 3b 64 26 6e 62 73 70 3b 3d 26 6e 62 73 70	nbsp;&nbsp;c,&nbsp;d&nbsp;=&nbsp
57fe0	3b 70 69 2e 66 69 6c 65 5f 72 65 61 64 28 68 61 6e 64 6c 65 2c 26 6e 62 73 70 3b 36 30 30 30 30	;pi.file_read(handle,&nbsp;60000
58000	00 00 00 5e 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62	...^)<br>&nbsp;&nbsp;&nbsp;if&nb
58020	73 70 3b 63 26 6e 62 73 70 3b 26 67 74 3b 26 6e 62 73 70 3b 30 3a 3c 62 72 3e 26 6e 62 73 70 3b	sp;c&nbsp;&gt;&nbsp;0:<br>&nbsp;
58040	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pr
58060	69 6e 74 28 64 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 6c 73 65	int(d)<br>&nbsp;&nbsp;&nbsp;else
58080	3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
580a0	73 70 3b 26 6e 62 73 70 3b 64 6f 6e 65 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 54 72 75 65 3c 62	sp;&nbsp;done&nbsp;=&nbsp;True<b
580c0	72 3e 3c 62 72 3e 70 69 2e 66 69 6c 65 5f 63 6c 6f 73 65 28 68 61 6e 64 6c 65 29 3c 62 72 3e 3c	r><br>pi.file_close(handle)<br><
580e0	62 72 3e 70 69 2e 73 74 6f 70 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	br>pi.stop()<br></code><h3><a.na
58100	6d 65 3d 22 66 69 6c 65 5f 72 65 61 64 22 3e 66 69 6c 65 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28	me="file_read">file_read<small>(
58120	3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61	<a.href="#handle">handle</a>,.<a
58140	20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	.href="#count">count</a>)</small
58160	3e 3c 2f 68 33 3e 0a 52 65 61 64 73 20 75 70 20 74 6f 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66	></h3>.Reads.up.to.count.bytes.f
58180	72 6f 6d 20 74 68 65 20 66 69 6c 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e	rom.the.file.associated.with.han
581a0	64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72	dle..<br><br><b><small>Parameter
581c0	73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c	s</small></b><br><br><samp>handl
581e0	65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65	e:=&nbsp;&gt;=0&nbsp;(as&nbsp;re
58200	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72	turned&nbsp;by&nbsp;a&nbsp;prior
58220	26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d	&nbsp;call&nbsp;to&nbsp;<a.href=
58240	22 23 66 69 6c 65 5f 6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e	"#file_open">file_open</a>).<br>
58260	26 6e 62 73 70 3b 63 6f 75 6e 74 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 30 2c 26 6e 62 73 70 3b 74	&nbsp;count:=&nbsp;&gt;0,&nbsp;t
58280	68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65	he&nbsp;number&nbsp;of&nbsp;byte
582a0	73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c	s&nbsp;to&nbsp;read.<br></samp><
582c0	62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 61 20 74	br><br>The.returned.value.is.a.t
582e0	75 70 6c 65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64	uple.of.the.number.of.bytes.read
58300	20 61 6e 64 20 61 0a 62 79 74 65 61 72 72 61 79 20 63 6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 20	.and.a.bytearray.containing.the.
58320	62 79 74 65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68	bytes...If.there.was.an.error.th
58340	65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 77 69 6c 6c 20 62 65 20 6c	e.number.of.bytes.read.will.be.l
58360	65 73 73 20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 0a	ess.than.zero.(and.will.contain.
58380	74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	the.error.code)..<br><br><b><sma
583a0	6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63	ll>Example</small></b><br><br><c
583c0	6f 64 65 3e 28 62 2c 26 6e 62 73 70 3b 64 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 66	ode>(b,&nbsp;d)&nbsp;=&nbsp;pi.f
583e0	69 6c 65 5f 72 65 61 64 28 68 32 2c 26 6e 62 73 70 3b 31 30 30 29 3c 62 72 3e 69 66 26 6e 62 73	ile_read(h2,&nbsp;100)<br>if&nbs
58400	70 3b 62 26 6e 62 73 70 3b 26 67 74 3b 26 6e 62 73 70 3b 30 3a 3c 62 72 3e 26 6e 62 73 70 3b 26	p;b&nbsp;&gt;&nbsp;0:<br>&nbsp;&
58420	6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70 72 6f 63 65 73 73 26 6e 62 73 70 3b 72	nbsp;&nbsp;#&nbsp;process&nbsp;r
58440	65 61 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	ead&nbsp;data<br></code><h3><a.n
58460	61 6d 65 3d 22 66 69 6c 65 5f 73 65 65 6b 22 3e 66 69 6c 65 5f 73 65 65 6b 3c 73 6d 61 6c 6c 3e	ame="file_seek">file_seek<small>
58480	28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c	(<a.href="#handle">handle</a>,.<
584a0	61 20 68 72 65 66 3d 22 23 73 65 65 6b 5f 6f 66 66 73 65 74 22 3e 73 65 65 6b 5f 6f 66 66 73 65	a.href="#seek_offset">seek_offse
584c0	74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 65 65 6b 5f 66 72 6f 6d 22 3e 73 65 65 6b	t</a>,.<a.href="#seek_from">seek
584e0	5f 66 72 6f 6d 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 65 6b 73 20 74 6f	_from</a>)</small></h3>.Seeks.to
58500	20 61 20 70 6f 73 69 74 69 6f 6e 20 72 65 6c 61 74 69 76 65 20 74 6f 20 74 68 65 20 73 74 61 72	.a.position.relative.to.the.star
58520	74 2c 20 63 75 72 72 65 6e 74 20 70 6f 73 69 74 69 6f 6e 2c 0a 6f 72 20 65 6e 64 20 6f 66 20 74	t,.current.position,.or.end.of.t
58540	68 65 20 66 69 6c 65 2e 20 20 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 70 6f 73 69 74 69	he.file...Returns.the.new.positi
58560	6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73	on..<br><br><b><small>Parameters
58580	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b	</small></b><br><br><samp>&nbsp;
585a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 3d	&nbsp;&nbsp;&nbsp;&nbsp;handle:=
585c0	26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72	&nbsp;&gt;=0&nbsp;(as&nbsp;retur
585e0	6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62	ned&nbsp;by&nbsp;a&nbsp;prior&nb
58600	73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 66	sp;call&nbsp;to&nbsp;<a.href="#f
58620	69 6c 65 5f 6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 73 65 65	ile_open">file_open</a>).<br>see
58640	6b 5f 6f 66 66 73 65 74 3a 3d 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 6f 66 66 73 65 74	k_offset:=&nbsp;byte&nbsp;offset
58660	2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 65 65 6b 5f 66 72 6f 6d 3a 3d 26 6e 62 73	.<br>&nbsp;&nbsp;seek_from:=&nbs
58680	70 3b 46 52 4f 4d 5f 53 54 41 52 54 2c 26 6e 62 73 70 3b 46 52 4f 4d 5f 43 55 52 52 45 4e 54 2c	p;FROM_START,&nbsp;FROM_CURRENT,
586a0	26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 46 52 4f 4d 5f 45 4e 44 2e 3c 62 72 3e 3c 2f 73 61 6d	&nbsp;or&nbsp;FROM_END.<br></sam
586c0	70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61	p><br><br><b><small>Example</sma
586e0	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 6e 65 77 5f 70 6f 73 26 6e 62 73	ll></b><br><br><code>new_pos&nbs
58700	70 3b 3d 26 6e 62 73 70 3b 70 69 2e 66 69 6c 65 5f 73 65 65 6b 28 68 2c 26 6e 62 73 70 3b 31 30	p;=&nbsp;pi.file_seek(h,&nbsp;10
58720	30 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 46 52 4f 4d 5f 53 54 41 52 54 29 3c 62 72 3e 3c 62	0,&nbsp;pigpio.FROM_START)<br><b
58740	72 3e 63 75 72 5f 70 6f 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 66 69 6c 65 5f 73 65	r>cur_pos&nbsp;=&nbsp;pi.file_se
58760	65 6b 28 68 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 46 52 4f 4d 5f 43	ek(h,&nbsp;0,&nbsp;pigpio.FROM_C
58780	55 52 52 45 4e 54 29 3c 62 72 3e 3c 62 72 3e 66 69 6c 65 5f 73 69 7a 65 26 6e 62 73 70 3b 3d 26	URRENT)<br><br>file_size&nbsp;=&
587a0	6e 62 73 70 3b 70 69 2e 66 69 6c 65 5f 73 65 65 6b 28 68 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73	nbsp;pi.file_seek(h,&nbsp;0,&nbs
587c0	70 3b 70 69 67 70 69 6f 2e 46 52 4f 4d 5f 45 4e 44 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	p;pigpio.FROM_END)<br></code><h3
587e0	3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 5f 77 72 69 74 65 22 3e 66 69 6c 65 5f 77 72 69 74 65	><a.name="file_write">file_write
58800	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65	<small>(<a.href="#handle">handle
58820	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c	</a>,.<a.href="#data">data</a>)<
58840	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57 72 69 74 65 73 20 74 68 65 20 64 61 74 61 20 62 79 74	/small></h3>.Writes.the.data.byt
58860	65 73 20 74 6f 20 74 68 65 20 66 69 6c 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68	es.to.the.file.associated.with.h
58880	61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74	andle..<br><br><b><small>Paramet
588a0	65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e	ers</small></b><br><br><samp>han
588c0	64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b	dle:=&nbsp;&gt;=0&nbsp;(as&nbsp;
588e0	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69	returned&nbsp;by&nbsp;a&nbsp;pri
58900	6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65	or&nbsp;call&nbsp;to&nbsp;<a.hre
58920	66 3d 22 23 66 69 6c 65 5f 6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62	f="#file_open">file_open</a>).<b
58940	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62	r>&nbsp;&nbsp;data:=&nbsp;the&nb
58960	73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e	sp;bytes&nbsp;to&nbsp;write.<br>
58980	3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65	</samp><br><br><b><small>Example
589a0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 66 69 6c	</small></b><br><br><code>pi.fil
589c0	65 5f 77 72 69 74 65 28 68 31 2c 26 6e 62 73 70 3b 62 27 5c 78 30 32 5c 78 30 33 5c 78 30 34 27	e_write(h1,&nbsp;b'\x02\x03\x04'
589e0	29 3c 62 72 3e 3c 62 72 3e 70 69 2e 66 69 6c 65 5f 77 72 69 74 65 28 68 32 2c 26 6e 62 73 70 3b	)<br><br>pi.file_write(h2,&nbsp;
58a00	62 27 68 65 6c 70 27 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 66 69 6c 65 5f 77 72 69 74 65 28 68 32	b'help')<br><br>pi.file_write(h2
58a20	2c 26 6e 62 73 70 3b 22 68 65 6c 6c 6f 22 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 66 69 6c 65 5f 77	,&nbsp;"hello")<br><br>pi.file_w
58a40	72 69 74 65 28 68 31 2c 26 6e 62 73 70 3b 5b 32 2c 26 6e 62 73 70 3b 33 2c 26 6e 62 73 70 3b 34	rite(h1,&nbsp;[2,&nbsp;3,&nbsp;4
58a60	5d 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 50 57	])<br></code><h3><a.name="get_PW
58a80	4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 67 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c 73	M_dutycycle">get_PWM_dutycycle<s
58aa0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f	mall>(<a.href="#user_gpio">user_
58ac0	67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74	gpio</a>)</small></h3>.Returns.t
58ae0	68 65 20 50 57 4d 20 64 75 74 79 63 79 63 6c 65 20 62 65 69 6e 67 20 75 73 65 64 20 6f 6e 20 74	he.PWM.dutycycle.being.used.on.t
58b00	68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d	he.GPIO..<br><br><b><small>Param
58b20	65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75	eters</small></b><br><br><samp>u
58b40	73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e	ser_gpio:=&nbsp;0-31.<br></samp>
58b60	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 50 57 4d 20 64 75 74 79 63 79 63 6c	<br><br>Returns.the.PWM.dutycycl
58b80	65 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 6e 6f 72 6d 61 6c 20 50 57 4d 20 74 68 65 20 64 75	e..<br><br>For.normal.PWM.the.du
58ba0	74 79 63 79 63 6c 65 20 77 69 6c 6c 20 62 65 20 6f 75 74 20 6f 66 20 74 68 65 20 64 65 66 69 6e	tycycle.will.be.out.of.the.defin
58bc0	65 64 20 72 61 6e 67 65 0a 66 6f 72 20 74 68 65 20 47 50 49 4f 20 28 73 65 65 20 3c 61 20 68 72	ed.range.for.the.GPIO.(see.<a.hr
58be0	65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 67 65 74 5f 50 57 4d 5f 72 61 6e 67	ef="#get_PWM_range">get_PWM_rang
58c00	65 3c 2f 61 3e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c	e</a>)..<br><br>If.a.hardware.cl
58c20	6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65	ock.is.active.on.the.GPIO.the.re
58c40	70 6f 72 74 65 64 0a 64 75 74 79 63 79 63 6c 65 20 77 69 6c 6c 20 62 65 20 35 30 30 30 30 30 20	ported.dutycycle.will.be.500000.
58c60	28 35 30 30 6b 29 20 6f 75 74 20 6f 66 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e	(500k).out.of.1000000.(1M)..<br>
58c80	3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e	<br>If.hardware.PWM.is.active.on
58ca0	20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 64 75 74 79 63 79 63 6c 65	.the.GPIO.the.reported.dutycycle
58cc0	0a 77 69 6c 6c 20 62 65 20 6f 75 74 20 6f 66 20 61 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a	.will.be.out.of.a.1000000.(1M)..
58ce0	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
58d00	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 64 75	></b><br><br><code>pi.set_PWM_du
58d20	74 79 63 79 63 6c 65 28 34 2c 26 6e 62 73 70 3b 32 35 29 3c 62 72 3e 70 72 69 6e 74 28 70 69 2e	tycycle(4,&nbsp;25)<br>print(pi.
58d40	67 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 28 34 29 29 3c 62 72 3e 32 35 3c 62 72 3e 3c	get_PWM_dutycycle(4))<br>25<br><
58d60	62 72 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 28 34 2c 26 6e 62 73 70 3b	br>pi.set_PWM_dutycycle(4,&nbsp;
58d80	32 30 33 29 3c 62 72 3e 70 72 69 6e 74 28 70 69 2e 67 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63	203)<br>print(pi.get_PWM_dutycyc
58da0	6c 65 28 34 29 29 3c 62 72 3e 32 30 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	le(4))<br>203<br></code><h3><a.n
58dc0	61 6d 65 3d 22 67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e 67 65 74 5f 50 57 4d 5f	ame="get_PWM_frequency">get_PWM_
58de0	66 72 65 71 75 65 6e 63 79 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f	frequency<small>(<a.href="#user_
58e00	67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	gpio">user_gpio</a>)</small></h3
58e20	3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 6f 66 20 50 57 4d 20 62	>.Returns.the.frequency.of.PWM.b
58e40	65 69 6e 67 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	eing.used.on.the.GPIO..<br><br><
58e60	62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	b><small>Parameters</small></b><
58e80	62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d	br><br><samp>user_gpio:=&nbsp;0-
58ea0	33 31 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68	31.<br></samp><br><br>Returns.th
58ec0	65 20 66 72 65 71 75 65 6e 63 79 20 28 69 6e 20 48 7a 29 20 75 73 65 64 20 66 6f 72 20 74 68 65	e.frequency.(in.Hz).used.for.the
58ee0	20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 6e 6f 72 6d 61 6c 20 50 57 4d 20 74 68	.GPIO..<br><br>For.normal.PWM.th
58f00	65 20 66 72 65 71 75 65 6e 63 79 20 77 69 6c 6c 20 62 65 20 74 68 61 74 20 64 65 66 69 6e 65 64	e.frequency.will.be.that.defined
58f20	20 66 6f 72 20 74 68 65 20 47 50 49 4f 0a 62 79 20 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50	.for.the.GPIO.by.<a.href="#set_P
58f40	57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c	WM_frequency">set_PWM_frequency<
58f60	2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b	/a>..<br><br>If.a.hardware.clock
58f80	20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72	.is.active.on.the.GPIO.the.repor
58fa0	74 65 64 20 66 72 65 71 75 65 6e 63 79 0a 77 69 6c 6c 20 62 65 20 74 68 61 74 20 73 65 74 20 62	ted.frequency.will.be.that.set.b
58fc0	79 20 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 22 3e 68 61 72 64	y.<a.href="#hardware_clock">hard
58fe0	77 61 72 65 5f 63 6c 6f 63 6b 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 68 61 72 64 77	ware_clock</a>..<br><br>If.hardw
59000	00 00 00 00 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 70 72 69 6e 74 66 28 22 70 6f 73	....bsp;&nbsp;&nbsp;.printf("pos
59020	3d 25 64 5c 20 22 2c 0a 70 6f 73 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	=%d\.",.pos);<br>.&nbsp;&nbsp;&n
59040	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62	bsp;&nbsp;&nbsp;.}<br>.&nbsp;&nb
59060	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 44 65 6c 61 79 28	sp;&nbsp;&nbsp;&nbsp;.gpioDelay(
59080	32 30 30 30 30 29 3b 20 2f 2a 20 63 68 65 63 6b 20 70 6f 73 20 35 30 0a 74 69 6d 65 73 20 70 65	20000);./*.check.pos.50.times.pe
590a0	72 20 73 65 63 6f 6e 64 20 2a 2f 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62	r.second.*/<br>.&nbsp;&nbsp;.}<b
590c0	72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 54 65 72 6d 69 6e 61	r>.<br>.&nbsp;&nbsp;.gpioTermina
590e0	74 65 28 29 3b 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69 64 20 65 6e 63 6f 64 65	te();<br>.}<br>.<br>.void.encode
59100	72 50 75 6c 73 65 28 69 6e 74 20 67 70 69 6f 2c 20 69 6e 74 20 6c 65 76 65 6c 2c 20 75 69 6e 74	rPulse(int.gpio,.int.level,.uint
59120	33 32 5f 74 20 74 69 63 6b 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70	32_t.tick)<br>.{<br>.&nbsp;&nbsp
59140	3b 20 2f 2a 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;./*<br>.<br>.&nbsp;&nbsp;&nbsp;
59160	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
59180	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 2b 2d 2d 2d 2d 2d 2d 2d 2d	bsp;&nbsp;&nbsp;&nbsp;.+--------
591a0	2d 2b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	-+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
591c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 2b 2d 2d 2d 2d 2d 2d 2d 2d 2d 2b 26 6e	&nbsp;&nbsp;&nbsp;.+---------+&n
591e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 30 3c 62	bsp;&nbsp;&nbsp;&nbsp;&nbsp;.0<b
59200	72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	r>.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
59220	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
59240	6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	nbsp;&nbsp;.|&nbsp;&nbsp;&nbsp;&
59260	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.|&
59280	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
592a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;&nbsp;.|&nbsp;&nbsp;&nb
592c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
592e0	3b 20 7c 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 41 26 6e 62 73 70 3b 26 6e 62 73	;.|<br>.&nbsp;&nbsp;.A&nbsp;&nbs
59300	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
59320	26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;.|&nbsp;&nbsp;&nbsp;&nbsp;
59340	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;&nbsp;.|&nbsp;
59360	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
59380	62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;.|&nbsp;&nbsp;&nbsp;&n
593a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7c 3c 62	bsp;&nbsp;&nbsp;&nbsp;&nbsp;.|<b
593c0	72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	r>.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
593e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
59400	6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	nbsp;&nbsp;.|&nbsp;&nbsp;&nbsp;&
59420	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.|&
59440	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
59460	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;&nbsp;.|&nbsp;&nbsp;&nb
59480	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
594a0	3b 20 7c 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 2b 2d 2d 2d 2d 2d 2d 2d 2d 2d 2b	;.|<br>.&nbsp;&nbsp;.+---------+
594c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
594e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 2b 2d 2d 2d 2d 2d 2d 2d 2d 2d 2b 26 6e 62 73	bsp;&nbsp;&nbsp;.+---------+&nbs
59500	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
59520	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2b 2d 2d 2d 2d 2d 0a 31 3c 62 72 3e 0a 3c 62 72 3e 0a 26	&nbsp;&nbsp;.+-----.1<br>.<br>.&
59540	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
59560	73 70 3b 0a 2b 2d 2d 2d 2d 2d 2d 2d 2d 2d 2b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;.+---------+&nbsp;&nbsp;&nbsp
59580	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.
595a0	2b 2d 2d 2d 2d 2d 2d 2d 2d 2d 2b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	+---------+&nbsp;&nbsp;&nbsp;&nb
595c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
595e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 30 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;&nbsp;&nbsp;.0<br>.&nbsp;&nbsp;
59600	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;&nbsp;.|&nbsp;
59620	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
59640	62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;.|&nbsp;&nbsp;&nbsp;&n
59660	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e	bsp;&nbsp;&nbsp;&nbsp;&nbsp;.|&n
59680	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
596a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7c 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;&nbsp;.|<br>.&nbsp;&nbsp
596c0	3b 20 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;.B&nbsp;&nbsp;.|&nbsp;&nbsp;&nb
596e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
59700	3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;.|&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
59720	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;&nbsp;&nbsp;.|&nbsp;&nbsp
59740	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
59760	6e 62 73 70 3b 20 7c 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;.|<br>.&nbsp;&nbsp;&nbsp;&n
59780	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;&nbsp;.|&nbsp;&nbsp;&n
597a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
597c0	70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;.|&nbsp;&nbsp;&nbsp;&nbsp;&nbs
597e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7c 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;.|&nbsp;&nbs
59800	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
59820	26 6e 62 73 70 3b 20 7c 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2d 2d 2d 2d 2b 26	&nbsp;.|<br>.&nbsp;&nbsp;.----+&
59840	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
59860	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 2b 2d 2d 2d 2d 2d 2d 2d 2d 2d 2b 26 6e 62 73 70	sp;&nbsp;&nbsp;.+---------+&nbsp
59880	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
598a0	6e 62 73 70 3b 26 6e 62 73 70 3b 0a 2b 2d 2d 2d 2d 2d 2d 2d 2d 2d 2b 26 6e 62 73 70 3b 20 31 3c	nbsp;&nbsp;.+---------+&nbsp;.1<
598c0	62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2a 2f 3c 62 72 3e 0a 3c 62 72	br>.<br>.&nbsp;&nbsp;.*/<br>.<br
598e0	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73 74 61 74 69 63 20 69 6e 74 20 6c 65 76 41 3d 30	>.&nbsp;&nbsp;.static.int.levA=0
59900	2c 20 6c 65 76 42 3d 30 2c 20 6c 61 73 74 47 70 69 6f 20 3d 20 2d 31 3b 3c 62 72 3e 0a 3c 62 72	,.levB=0,.lastGpio.=.-1;<br>.<br
59920	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 67 70 69 6f 20 3d 3d 20 45 4e 43 4f 44	>.&nbsp;&nbsp;.if.(gpio.==.ENCOD
59940	45 52 5f 41 29 20 6c 65 76 41 20 3d 20 6c 65 76 65 6c 3b 20 65 6c 73 65 20 6c 65 76 42 20 3d 0a	ER_A).levA.=.level;.else.levB.=.
59960	6c 65 76 65 6c 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20	level;<br>.<br>.&nbsp;&nbsp;.if.
59980	28 67 70 69 6f 20 21 3d 20 6c 61 73 74 47 70 69 6f 29 20 2f 2a 20 64 65 62 6f 75 6e 63 65 20 2a	(gpio.!=.lastGpio)./*.debounce.*
599a0	2f 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	/<br>.&nbsp;&nbsp;.{<br>.&nbsp;&
599c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 6c 61 73 74 47 70 69 6f	nbsp;&nbsp;&nbsp;&nbsp;.lastGpio
599e0	20 3d 20 67 70 69 6f 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	.=.gpio;<br>.<br>.&nbsp;&nbsp;&n
59a00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 28 67 70 69 6f 20 3d 3d 20 45 4e	bsp;&nbsp;&nbsp;.if.((gpio.==.EN
59a20	43 4f 44 45 52 5f 41 29 20 26 61 6d 70 3b 26 61 6d 70 3b 0a 28 6c 65 76 65 6c 20 3d 3d 20 30 29	CODER_A).&amp;&amp;.(level.==.0)
59a40	29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	)<br>.&nbsp;&nbsp;&nbsp;&nbsp;&n
59a60	62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	bsp;.{<br>.&nbsp;&nbsp;&nbsp;&nb
59a80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28	sp;&nbsp;&nbsp;&nbsp;&nbsp;.if.(
59aa0	21 6c 65 76 42 29 0a 2b 2b 65 6e 63 6f 64 65 72 50 6f 73 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	!levB).++encoderPos;<br>.&nbsp;&
59ac0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e	nbsp;&nbsp;&nbsp;&nbsp;.}<br>.&n
59ae0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 65 6c 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;.els
59b00	65 20 69 66 20 28 28 67 70 69 6f 20 3d 3d 20 45 4e 43 4f 44 45 52 5f 42 29 0a 26 61 6d 70 3b 26	e.if.((gpio.==.ENCODER_B).&amp;&
59b20	61 6d 70 3b 20 28 6c 65 76 65 6c 20 3d 3d 20 31 29 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62	amp;.(level.==.1))<br>.&nbsp;&nb
59b40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73	sp;&nbsp;&nbsp;&nbsp;.{<br>.&nbs
59b60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
59b80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 6c 65 76 41 29 0a 2d 2d 65 6e 63 6f 64 65 72	&nbsp;&nbsp;.if.(levA).--encoder
59ba0	50 6f 73 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	Pos;<br>.&nbsp;&nbsp;&nbsp;&nbsp
59bc0	3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e	;&nbsp;.}<br>.&nbsp;&nbsp;.}<br>
59be0	0a 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 68 33 3e 42 55 49 4c 44 3c 2f 68 33 3e 0a 3c 63 6f	.}<br></code>.<h3>BUILD</h3>.<co
59c00	64 65 3e 63 63 20 2d 6f 20 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72 20 72 6f 74 61 72 79 5f 65	de>cc.-o.rotary_encoder.rotary_e
59c20	6e 63 6f 64 65 72 2e 63 20 2d 6c 70 69 67 70 69 6f 20 2d 6c 72 74 0a 2d 6c 70 74 68 72 65 61 64	ncoder.c.-lpigpio.-lrt.-lpthread
59c40	3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 68 33 3e 52 55 4e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 73	<br></code>.<h3>RUN</h3>.<code>s
59c60	75 64 6f 20 2e 2f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a	udo../rotary_encoder</code><br>.
59c80	3c 70 3e 57 68 69 6c 65 20 74 68 65 20 70 72 6f 67 72 61 6d 20 69 73 20 72 75 6e 6e 69 6e 67 20	<p>While.the.program.is.running.
59ca0	79 6f 75 20 63 61 6e 20 63 61 70 74 75 72 65 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 75 73 69	you.can.capture.the.waveform.usi
59cc0	6e 67 0a 74 68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 66 65 61 74 75 72 65 20 62 75 69 6c	ng.the.notification.feature.buil
59ce0	74 20 69 6e 20 74 6f 20 70 69 67 70 69 6f 2e 26 6e 62 73 70 3b 20 49 73 73 75 65 20 74 68 65 0a	t.in.to.pigpio.&nbsp;.Issue.the.
59d00	66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 73 20 6f 6e 20 74 68 65 20 50 69 2e 3c 2f 70	following.commands.on.the.Pi.</p
59d20	3e 0a 3c 63 6f 64 65 3e 70 69 67 73 20 6e 6f 3c 62 72 3e 0a 70 69 67 32 76 63 64 26 6e 62 73 70	>.<code>pigs.no<br>.pig2vcd&nbsp
59d40	3b 20 26 6c 74 3b 2f 64 65 76 2f 70 69 67 70 69 6f 30 20 26 67 74 3b 72 65 2e 76 63 64 20 26 61	;.&lt;/dev/pigpio0.&gt;re.vcd.&a
59d60	6d 70 3b 3c 62 72 3e 0a 70 69 67 73 20 6e 62 20 30 20 30 78 34 30 30 38 30 20 23 20 73 65 74 20	mp;<br>.pigs.nb.0.0x40080.#.set.
59d80	62 69 74 73 20 66 6f 72 20 67 70 69 6f 73 20 37 20 28 30 78 38 30 29 20 61 6e 64 20 31 38 0a 28	bits.for.gpios.7.(0x80).and.18.(
59da0	30 78 34 30 30 30 30 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 70 3e 54 77 69 64 64 6c 65 20 74	0x40000)<br></code>.<p>Twiddle.t
59dc0	68 65 20 72 6f 74 61 72 79 20 65 6e 63 6f 64 65 72 20 66 6f 72 77 61 72 64 73 20 61 6e 64 20 62	he.rotary.encoder.forwards.and.b
59de0	61 63 6b 77 61 72 64 73 20 66 6f 72 20 61 20 66 65 77 0a 73 65 63 6f 6e 64 73 2e 26 6e 62 73 70	ackwards.for.a.few.seconds.&nbsp
59e00	3b 20 54 68 65 6e 20 65 6e 74 65 72 3c 62 72 3e 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 70 69 67 73 20	;.Then.enter<br></p>.<code>pigs.
59e20	6e 63 20 30 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a 3c 70 3e 54 68 65 20 66 69 6c 65 20 72 65 2e 76	nc.0</code><br>.<p>The.file.re.v
59e40	63 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 20 74 68 65 20 63 61 70 74 75 72 65 64 20 77 61 76	cd.will.contain.the.captured.wav
59e60	65 66 6f 72 6d 2c 20 77 68 69 63 68 20 63 61 6e 20 62 65 0a 76 69 65 77 65 64 20 75 73 69 6e 67	eform,.which.can.be.viewed.using
59e80	20 47 54 4b 57 61 76 65 2e 3c 2f 70 3e 0a 3c 62 72 3e 0a 4f 76 65 72 76 69 65 77 3c 62 72 3e 0a	.GTKWave.</p>.<br>.Overview<br>.
59ea0	3c 62 72 3e 0a 3c 69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 72 65 2d 77 61 76 65 2d 31 2e	<br>.<img.src="images/re-wave-1.
59ec0	70 6e 67 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68	png".style=."width:.600px;.heigh
59ee0	74 3a 20 31 30 30 70 78 3b 22 20 61 6c 74 3d 0a 22 72 6f 74 61 72 79 20 65 6e 63 6f 64 65 72 20	t:.100px;".alt=."rotary.encoder.
59f00	77 61 76 65 66 6f 72 6d 20 6f 76 65 72 76 69 65 77 22 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 44 65 74	waveform.overview"><br>.<br>.Det
59f20	61 69 6c 20 6f 66 20 73 77 69 74 63 68 20 62 6f 75 6e 63 65 2e 26 6e 62 73 70 3b 20 43 6f 6e 74	ail.of.switch.bounce.&nbsp;.Cont
59f40	61 63 74 20 41 20 62 6f 75 6e 63 65 73 20 66 6f 72 20 63 69 72 63 61 20 37 30 30 20 75 73 0a 62	act.A.bounces.for.circa.700.us.b
59f60	65 66 6f 72 65 20 63 6f 6d 70 6c 65 74 69 6e 67 20 74 68 65 20 6c 65 76 65 6c 20 74 72 61 6e 73	efore.completing.the.level.trans
59f80	69 74 69 6f 6e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f	ition<br>.<br>.<img.src="images/
59fa0	72 65 2d 77 61 76 65 2d 32 2e 70 6e 67 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 36 30	re-wave-2.png".style=."width:.60
59fc0	30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30 30 70 78 3b 22 20 61 6c 74 3d 0a 22 72 6f 74 61 72	0px;.height:.100px;".alt=."rotar
59fe0	79 20 65 6e 63 6f 64 65 72 20 77 61 76 65 66 6f 72 6d 20 64 65 74 61 69 6c 22 3e 3c 62 72 3e 0a	y.encoder.waveform.detail"><br>.
5a000	0d 00 00 00 01 01 b4 00 01 b4 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a080	0f 82 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a0a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a0c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5a1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 82 dc 1c 04 0c 13 21 02 01 2d 25 21	..........................!..-%!
5a1c0	1f 85 b7 2f 73 69 66 53 6f 63 6b 65 74 20 49 2f 46 1b bc 02 53 6f 63 6b 65 74 20 49 6e 74 65 72	.../sifSocket.I/F...Socket.Inter
5a1e0	66 61 63 65 72 65 6d 6f 74 65 2d 32 2e 6a 70 67 73 65 72 69 61 6c 2e 6a 70 67 73 72 66 30 32 2e	faceremote-2.jpgserial.jpgsrf02.
5a200	6a 70 67 0a 70 69 67 70 69 6f 20 70 72 6f 76 69 64 65 73 20 61 20 73 6f 63 6b 65 74 20 69 6e 74	jpg.pigpio.provides.a.socket.int
5a220	65 72 66 61 63 65 20 74 6f 20 6d 61 6e 79 20 6f 66 20 69 74 73 20 66 75 6e 63 74 69 6f 6e 73 2e	erface.to.many.of.its.functions.
5a240	3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 20 69	<br>.<br>.The.socket.interface.i
5a260	73 20 61 76 61 69 6c 61 62 6c 65 20 77 68 65 6e 65 76 65 72 20 70 69 67 70 69 6f 20 69 73 20 72	s.available.whenever.pigpio.is.r
5a280	75 6e 6e 69 6e 67 2c 0a 65 69 74 68 65 72 20 62 65 63 61 75 73 65 20 69 74 20 68 61 73 20 62 65	unning,.either.because.it.has.be
5a2a0	65 6e 20 73 74 61 72 74 65 64 20 61 73 20 61 20 64 61 65 6d 6f 6e 2c 20 6f 72 20 69 74 20 68 61	en.started.as.a.daemon,.or.it.ha
5a2c0	73 20 62 65 65 6e 0a 6c 69 6e 6b 65 64 20 69 6e 20 74 6f 20 61 20 72 75 6e 6e 69 6e 67 20 75 73	s.been.linked.in.to.a.running.us
5a2e0	65 72 20 70 72 6f 67 72 61 6d 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 73 6f 63 6b 65 74 20	er.program.<br>.<br>.The.socket.
5a300	69 6e 74 65 72 66 61 63 65 20 63 61 6e 20 62 65 20 64 69 73 61 62 6c 65 64 20 62 79 20 74 68 65	interface.can.be.disabled.by.the
5a320	20 70 72 6f 67 72 61 6d 20 77 68 69 63 68 0a 69 6e 69 74 69 61 6c 69 73 65 73 20 74 68 65 20 6c	.program.which.initialises.the.l
5a340	69 62 72 61 72 79 2e 26 6e 62 73 70 3b 20 70 69 67 70 69 6f 64 20 6f 66 66 65 72 73 20 74 68 65	ibrary.&nbsp;.pigpiod.offers.the
5a360	20 2d 6b 20 6f 70 74 69 6f 6e 20 74 6f 0a 64 69 73 61 62 6c 65 20 74 68 65 20 73 6f 63 6b 65 74	.-k.option.to.disable.the.socket
5a380	20 69 6e 74 65 72 66 61 63 65 2e 26 6e 62 73 70 3b 20 55 73 65 72 20 70 72 6f 67 72 61 6d 73 20	.interface.&nbsp;.User.programs.
5a3a0	73 68 6f 75 6c 64 20 63 61 6c 6c 0a 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70	should.call.<a.href="cif.html#gp
5a3c0	69 6f 43 66 67 49 6e 74 65 72 66 61 63 65 73 22 3e 67 70 69 6f 43 66 67 49 6e 74 65 72 66 61 63	ioCfgInterfaces">gpioCfgInterfac
5a3e0	65 73 3c 2f 61 3e 20 69 66 20 74 68 65 79 0a 77 69 73 68 20 74 6f 20 64 69 73 61 62 6c 65 20 74	es</a>.if.they.wish.to.disable.t
5a400	68 65 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 70 69	he.socket.interface.<br>.<br>.pi
5a420	67 70 69 6f 20 6c 69 73 74 65 6e 73 20 66 6f 72 20 63 6f 6e 6e 65 63 74 69 6f 6e 73 20 6f 6e 20	gpio.listens.for.connections.on.
5a440	70 6f 72 74 20 38 38 38 38 20 62 79 20 64 65 66 61 75 6c 74 2e 26 6e 62 73 70 3b 20 54 68 69 73	port.8888.by.default.&nbsp;.This
5a460	0a 64 65 66 61 75 6c 74 20 6d 61 79 20 62 65 20 6f 76 65 72 72 69 64 64 65 6e 20 77 68 65 6e 20	.default.may.be.overridden.when.
5a480	70 69 67 70 69 6f 20 73 74 61 72 74 73 20 62 79 20 74 68 65 20 3c 61 20 68 72 65 66 3d 0a 22 63	pigpio.starts.by.the.<a.href=."c
5a4a0	69 66 2e 68 74 6d 6c 23 67 70 69 6f 43 66 67 53 6f 63 6b 65 74 50 6f 72 74 22 3e 67 70 69 6f 43	if.html#gpioCfgSocketPort">gpioC
5a4c0	66 67 53 6f 63 6b 65 74 50 6f 72 74 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 0a 63 61 6c 6c 2e 26	fgSocketPort</a>.function.call.&
5a4e0	6e 62 73 70 3b 20 54 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 75 73 65 73 20 74 68 69	nbsp;.The.pigpio.daemon.uses.thi
5a500	73 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 70 72 6f 76 69 64 65 20 61 6e 0a 6f 70 74 69 6f 6e 20	s.function.to.provide.an.option.
5a520	74 6f 20 63 68 61 6e 67 65 20 74 68 65 20 70 6f 72 74 20 6e 75 6d 62 65 72 2e 3c 62 72 3e 0a 3c	to.change.the.port.number.<br>.<
5a540	62 72 3e 0a 54 68 65 20 70 69 67 73 20 75 74 69 6c 69 74 79 20 69 73 20 61 6e 20 65 78 61 6d 70	br>.The.pigs.utility.is.an.examp
5a560	6c 65 20 6f 66 20 75 73 69 6e 67 20 74 68 65 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65	le.of.using.the.socket.interface
5a580	20 66 72 6f 6d 0a 43 2e 3c 73 70 61 6e 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74	.from.C.<span.style="font-weight
5a5a0	3a 20 62 6f 6c 64 3b 22 3e 3c 62 72 3e 3c 2f 73 70 61 6e 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	:.bold;"><br></span>.<h3><a.name
5a5c0	3d 22 52 65 71 75 65 73 74 22 20 69 64 3d 22 52 65 71 75 65 73 74 22 3e 3c 2f 61 3e 52 65 71 75	="Request".id="Request"></a>Requ
5a5e0	65 73 74 3c 2f 68 33 3e 0a 3c 70 3e 70 69 67 70 69 6f 20 65 78 70 65 63 74 73 20 6d 65 73 73 61	est</h3>.<p>pigpio.expects.messa
5a600	67 65 73 20 6f 66 20 74 79 70 65 20 3c 61 20 68 72 65 66 3d 0a 22 73 69 66 2e 68 74 6d 6c 23 63	ges.of.type.<a.href=."sif.html#c
5a620	6d 64 43 6d 64 5f 74 22 3e 63 6d 64 43 6d 64 5f 74 3c 2f 61 3e 20 69 6d 6d 65 64 69 61 74 65 6c	mdCmd_t">cmdCmd_t</a>.immediatel
5a640	79 20 66 6f 6c 6c 6f 77 65 64 20 77 69 74 68 20 61 6e 0a 65 78 74 65 6e 73 69 6f 6e 20 66 6f 72	y.followed.with.an.extension.for
5a660	20 61 20 66 65 77 20 63 6f 6d 6d 61 6e 64 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 63 61	.a.few.commands.<br>.<br>.The.ca
5a680	6c 6c 65 72 20 73 68 6f 75 6c 64 20 66 69 6c 6c 20 69 6e 20 63 6d 64 2c 20 70 31 2c 20 70 32 2c	ller.should.fill.in.cmd,.p1,.p2,
5a6a0	20 70 33 2f 72 65 73 2c 20 61 6e 64 20 61 6e 79 20 65 78 74 65 6e 73 69 6f 6e 20 61 73 0a 6e 65	.p3/res,.and.any.extension.as.ne
5a6c0	65 64 65 64 2e 26 6e 62 73 70 3b 20 70 33 20 77 69 6c 6c 20 61 6c 77 61 79 73 20 62 65 20 7a 65	eded.&nbsp;.p3.will.always.be.ze
5a6e0	72 6f 20 75 6e 6c 65 73 73 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 72 65 71 75 69 72 65 73 20 61	ro.unless.the.command.requires.a
5a700	6e 0a 65 78 74 65 6e 73 69 6f 6e 20 69 6e 20 77 68 69 63 68 20 63 61 73 65 20 70 33 20 77 69 6c	n.extension.in.which.case.p3.wil
5a720	6c 20 62 65 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 62 79 74 65 73 20 6f 66 20 74 68 65 0a	l.be.the.length.in.bytes.of.the.
5a740	65 78 74 65 6e 73 69 6f 6e 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 3c 61 20 68 72 65 66 3d	extension.<br>.<br>.The.<a.href=
5a760	22 73 69 66 2e 68 74 6d 6c 23 63 6d 64 43 6d 64 5f 74 22 3e 63 6d 64 43 6d 64 5f 74 3c 2f 61 3e	"sif.html#cmdCmd_t">cmdCmd_t</a>
5a780	20 69 73 20 65 63 68 6f 65 64 20 62 61 63 6b 20 77 69 74 68 0a 74 68 65 20 72 65 73 75 6c 74 2c	.is.echoed.back.with.the.result,
5a7a0	20 69 66 20 61 6e 79 2c 20 69 6e 20 70 33 2f 72 65 73 2c 20 61 6e 64 20 61 6e 20 65 78 74 65 6e	.if.any,.in.p3/res,.and.an.exten
5a7c0	73 69 6f 6e 20 69 6d 6d 65 64 69 61 74 65 6c 79 0a 61 66 74 65 72 77 61 72 64 73 20 66 6f 72 20	sion.immediately.afterwards.for.
5a7e0	61 20 66 65 77 20 63 6f 6d 6d 61 6e 64 73 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 74 61 62 6c 65 20 73	a.few.commands.<br></p>.<table.s
5a800	75 6d 6d 61 72 79 3d 22 22 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 38 30 25 3b 22 20 63 65	ummary="".style="width:.80%;".ce
5a820	6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 0a 22 32 22 20 62	llspacing="2".cellpadding=."2".b
5a840	6f 72 64 65 72 3d 22 31 22 3e 0a 3c 74 62 6f 64 79 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c	order="1">.<tbody>.<tr>.<td.styl
5a860	65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 43 4f 4d 4d 41 4e 44 3c 2f	e="font-weight:.bold;">COMMAND</
5a880	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64	td>.<td.style="font-weight:.bold
5a8a0	3b 22 3e 63 6d 64 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d	;">cmd<br></td>.<td.style="font-
5a8c0	77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 70 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	weight:.bold;">p1</td>.<td.style
5a8e0	3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 70 32 3c 2f 74 64 3e 0a 3c 74	="font-weight:.bold;">p2</td>.<t
5a900	64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 70 33 3c	d.style="font-weight:.bold;">p3<
5a920	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c	/td>.<td.style="font-weight:.bol
5a940	64 3b 22 3e 45 78 74 65 6e 73 69 6f 6e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72	d;">Extension<br></td>.</tr>.<tr
5a960	3e 0a 3c 74 64 3e 4d 4f 44 45 53 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e	>.<td>MODES</td>.<td>0</td>.<td>
5a980	67 70 69 6f 3c 2f 74 64 3e 0a 3c 74 64 3e 6d 6f 64 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74	gpio</td>.<td>mode</td>.<td>0</t
5a9a0	64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64	d>.<td>-<br></td>.</tr>.<tr>.<td
5a9c0	3e 4d 4f 44 45 47 3c 2f 74 64 3e 0a 3c 74 64 3e 31 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c	>MODEG</td>.<td>1</td>.<td>gpio<
5a9e0	2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d	/td>.<td>0</td>.<td>0</td>.<td>-
5aa00	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 55 44 3c 2f 74 64	<br></td>.</tr>.<tr>.<td>PUD</td
5aa20	3e 0a 3c 74 64 3e 32 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74 64 3e 70	>.<td>2</td>.<td>gpio</td>.<td>p
5aa40	75 64 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64	ud</td>.<td>0</td>.<td>-<br></td
5aa60	3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 52 45 41 44 3c 2f 74 64 3e 0a 3c 74 64 3e 33	>.</tr>.<tr>.<td>READ</td>.<td>3
5aa80	3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c	</td>.<td>gpio</td>.<td>0</td>.<
5aaa0	74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c	td>0</td>.<td>-<br></td>.</tr>.<
5aac0	74 72 3e 0a 3c 74 64 3e 57 52 49 54 45 3c 2f 74 64 3e 0a 3c 74 64 3e 34 3c 2f 74 64 3e 0a 3c 74	tr>.<td>WRITE</td>.<td>4</td>.<t
5aae0	64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74 64 3e 6c 65 76 65 6c 3c 2f 74 64 3e 0a 3c 74 64 3e 30	d>gpio</td>.<td>level</td>.<td>0
5ab00	3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a	</td>.<td>-<br></td>.</tr>.<tr>.
5ab20	3c 74 64 3e 50 57 4d 3c 2f 74 64 3e 0a 3c 74 64 3e 35 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f	<td>PWM</td>.<td>5</td>.<td>gpio
5ab40	3c 2f 74 64 3e 0a 3c 74 64 3e 64 75 74 79 63 79 63 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f	</td>.<td>dutycycle</td>.<td>0</
5ab60	74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74	td>.<td>-<br></td>.</tr>.<tr>.<t
5ab80	64 3e 50 52 53 3c 2f 74 64 3e 0a 3c 74 64 3e 36 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f	d>PRS</td>.<td>6</td>.<td>gpio</
5aba0	74 64 3e 0a 3c 74 64 3e 72 61 6e 67 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74	td>.<td>range</td>.<td>0</td>.<t
5abc0	64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 46 53 3c	d>-<br></td>.</tr>.<tr>.<td>PFS<
5abe0	2f 74 64 3e 0a 3c 74 64 3e 37 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74	/td>.<td>7</td>.<td>gpio</td>.<t
5ac00	64 3e 66 72 65 71 75 65 6e 63 79 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e	d>frequency</td>.<td>0</td>.<td>
5ac20	2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 45 52 56 4f 3c	-<br></td>.</tr>.<tr>.<td>SERVO<
5ac40	2f 74 64 3e 0a 3c 74 64 3e 38 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74	/td>.<td>8</td>.<td>gpio</td>.<t
5ac60	64 3e 70 75 6c 73 65 77 69 64 74 68 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64	d>pulsewidth</td>.<td>0</td>.<td
5ac80	3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 44 4f 47 3c	>-<br></td>.</tr>.<tr>.<td>WDOG<
5aca0	2f 74 64 3e 0a 3c 74 64 3e 39 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74	/td>.<td>9</td>.<td>gpio</td>.<t
5acc0	64 3e 74 69 6d 65 6f 75 74 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c	d>timeout</td>.<td>0</td>.<td>-<
5ace0	62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 42 52 31 3c 2f 74 64 3e	br></td>.</tr>.<tr>.<td>BR1</td>
5ad00	0a 3c 74 64 3e 31 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74	.<td>10</td>.<td>0</td>.<td>0</t
5ad20	64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74	d>.<td>0</td>.<td>-<br></td>.</t
5ad40	72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 42 52 32 3c 2f 74 64 3e 0a 3c 74 64 3e 31 31 3c 2f 74 64 3e	r>.<tr>.<td>BR2</td>.<td>11</td>
5ad60	0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64	.<td>0</td>.<td>0</td>.<td>0</td
5ad80	3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e	>.<td>-<br></td>.</tr>.<tr>.<td>
5ada0	42 43 31 3c 2f 74 64 3e 0a 3c 74 64 3e 31 32 3c 2f 74 64 3e 0a 3c 74 64 3e 62 69 74 73 3c 2f 74	BC1</td>.<td>12</td>.<td>bits</t
5adc0	64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62	d>.<td>0</td>.<td>0</td>.<td>-<b
5ade0	72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 42 43 32 3c 2f 74 64 3e 0a	r></td>.</tr>.<tr>.<td>BC2</td>.
5ae00	3c 74 64 3e 31 33 3c 2f 74 64 3e 0a 3c 74 64 3e 62 69 74 73 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c	<td>13</td>.<td>bits</td>.<td>0<
5ae20	2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	/td>.<td>0</td>.<td>-<br></td>.<
5ae40	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 42 53 31 3c 2f 74 64 3e 0a 3c 74 64 3e 31 34 3c 2f 74	/tr>.<tr>.<td>BS1</td>.<td>14</t
5ae60	64 3e 0a 3c 74 64 3e 62 69 74 73 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e	d>.<td>bits</td>.<td>0</td>.<td>
5ae80	30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	0</td>.<td>-<br></td>.</tr>.<tr>
5aea0	0a 3c 74 64 3e 42 53 32 3c 2f 74 64 3e 0a 3c 74 64 3e 31 35 3c 2f 74 64 3e 0a 3c 74 64 3e 62 69	.<td>BS2</td>.<td>15</td>.<td>bi
5aec0	74 73 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74	ts</td>.<td>0</td>.<td>0</td>.<t
5aee0	64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 54 49 43 4b	d>-<br></td>.</tr>.<tr>.<td>TICK
5af00	3c 2f 74 64 3e 0a 3c 74 64 3e 31 36 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64	</td>.<td>16</td>.<td>0</td>.<td
5af20	3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64	>0</td>.<td>0</td>.<td>-<br></td
5af40	3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 48 57 56 45 52 3c 2f 74 64 3e 0a 3c 74 64 3e	>.</tr>.<tr>.<td>HWVER</td>.<td>
5af60	31 37 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74	17</td>.<td>0</td>.<td>0</td>.<t
5af80	64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74	d>0</td>.<td>-<br></td>.</tr>.<t
5afa0	72 3e 0a 3c 74 64 3e 4e 4f 3c 2f 74 64 3e 0a 3c 74 64 3e 31 38 3c 2f 74 64 3e 0a 3c 74 64 3e 30	r>.<td>NO</td>.<td>18</td>.<td>0
5afc0	3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e	</td>.<td>0</td>.<td>0</td>.<td>
5afe0	2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4e 42 00 00 00 a5	-<br></td>.</tr>.<tr>.<td>NB....
5b000	0d 00 00 00 01 0b f4 00 0b f4 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b0a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b0c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b3e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b7a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b7c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b7e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b8a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b8c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b8e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b9a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b9c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5b9e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5ba00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5ba20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5ba40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5ba60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5ba80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5baa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5bac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5bae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
5bb00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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5cb40	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 32 36 26 6e 62 73 70 3b 24 65 6e 64 3c 62 72 3e 24 76 61	&nbsp;a&nbsp;26&nbsp;$end<br>$va
5cb60	72 26 6e 62 73 70 3b 77 69 72 65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 32	r&nbsp;wire&nbsp;1&nbsp;b&nbsp;2
5cb80	37 26 6e 62 73 70 3b 24 65 6e 64 3c 62 72 3e 24 76 61 72 26 6e 62 73 70 3b 77 69 72 65 26 6e 62	7&nbsp;$end<br>$var&nbsp;wire&nb
5cba0	73 70 3b 31 26 6e 62 73 70 3b 63 26 6e 62 73 70 3b 32 38 26 6e 62 73 70 3b 24 65 6e 64 3c 62 72	sp;1&nbsp;c&nbsp;28&nbsp;$end<br
5cbc0	3e 24 76 61 72 26 6e 62 73 70 3b 77 69 72 65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 64 26 6e 62	>$var&nbsp;wire&nbsp;1&nbsp;d&nb
5cbe0	73 70 3b 32 39 26 6e 62 73 70 3b 24 65 6e 64 3c 62 72 3e 24 76 61 72 26 6e 62 73 70 3b 77 69 72	sp;29&nbsp;$end<br>$var&nbsp;wir
5cc00	65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 65 26 6e 62 73 70 3b 33 30 26 6e 62 73 70 3b 24 65 6e	e&nbsp;1&nbsp;e&nbsp;30&nbsp;$en
5cc20	64 3c 62 72 3e 24 76 61 72 26 6e 62 73 70 3b 77 69 72 65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b	d<br>$var&nbsp;wire&nbsp;1&nbsp;
5cc40	66 26 6e 62 73 70 3b 33 31 26 6e 62 73 70 3b 24 65 6e 64 3c 62 72 3e 24 75 70 73 63 6f 70 65 26	f&nbsp;31&nbsp;$end<br>$upscope&
5cc60	6e 62 73 70 3b 24 65 6e 64 3c 62 72 3e 24 65 6e 64 64 65 66 69 6e 69 74 69 6f 6e 73 26 6e 62 73	nbsp;$end<br>$enddefinitions&nbs
5cc80	70 3b 24 65 6e 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 68 65 61	p;$end<br></code><br><br>The.hea
5cca0	64 65 72 20 64 65 66 69 6e 65 73 20 67 70 69 6f 20 69 64 65 6e 74 69 66 69 65 72 73 20 61 6e 64	der.defines.gpio.identifiers.and
5ccc0	20 74 68 65 69 72 20 6e 61 6d 65 2e 20 20 45 61 63 68 20 67 70 69 6f 20 69 64 65 6e 74 69 66 69	.their.name...Each.gpio.identifi
5cce0	65 72 0a 6d 75 73 74 20 62 65 20 75 6e 69 71 75 65 2e 20 20 70 69 67 32 76 63 64 20 61 72 62 69	er.must.be.unique...pig2vcd.arbi
5cd00	74 72 61 72 69 6c 79 20 75 73 65 73 20 27 41 27 20 74 68 72 6f 75 67 68 20 27 5a 27 20 66 6f 72	trarily.uses.'A'.through.'Z'.for
5cd20	20 67 70 69 6f 73 20 30 0a 74 68 72 6f 75 67 68 20 32 35 2c 20 61 6e 64 20 27 61 27 20 74 68 72	.gpios.0.through.25,.and.'a'.thr
5cd40	6f 75 67 68 20 27 66 27 20 66 6f 72 20 67 70 69 6f 73 20 32 36 20 74 68 72 6f 75 67 68 20 33 31	ough.'f'.for.gpios.26.through.31
5cd60	2e 0a 54 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 6e 61 6d 65 73 20 61 72 65 20 30 20	..The.corresponding.names.are.0.
5cd80	74 68 72 6f 75 67 68 20 33 31 2e 3c 62 72 3e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 56 43 44 20	through.31.<br>.<br><br>The.VCD.
5cda0	66 69 6c 65 20 6d 61 79 20 62 65 20 65 64 69 74 65 64 20 74 6f 20 67 69 76 65 20 61 20 66 72 65	file.may.be.edited.to.give.a.fre
5cdc0	6e 64 6c 69 65 72 20 6e 61 6d 65 2c 20 65 2e 67 2e 20 38 20 63 6f 75 6c 64 20 62 65 0a 63 68 61	ndlier.name,.e.g..8.could.be.cha
5cde0	6e 67 65 64 20 74 6f 20 45 4e 43 4f 44 45 52 5f 41 20 69 66 20 61 6e 20 65 6e 63 6f 64 65 72 20	nged.to.ENCODER_A.if.an.encoder.
5ce00	73 77 69 74 63 68 20 41 20 69 73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 67 70 69 6f 20 38 2e	switch.A.is.connected.to.gpio.8.
5ce20	0a 3c 62 72 3e 3c 62 72 3e 46 6f 6c 6c 6f 77 69 6e 67 20 74 68 65 20 68 65 61 64 65 72 20 70 69	.<br><br>Following.the.header.pi
5ce40	67 32 76 63 64 20 74 61 6b 65 73 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 61 6e 64 20 6f 75	g2vcd.takes.notifications.and.ou
5ce60	74 70 75 74 73 20 61 20 74 69 6d 65 73 74 61 6d 70 0a 66 6f 6c 6c 6f 77 65 64 20 62 79 20 61 20	tputs.a.timestamp.followed.by.a.
5ce80	6c 69 73 74 20 6f 66 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 67 70 69 6f 73 20 77 68 69 63 68 20	list.of.one.or.more.gpios.which.
5cea0	68 61 76 65 20 63 68 61 6e 67 65 64 20 73 74 61 74 65 2e 0a 54 68 65 20 74 69 6d 65 73 74 61 6d	have.changed.state..The.timestam
5cec0	70 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 61 20 27 23 27 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20	p.consists.of.a.'#'.followed.by.
5cee0	74 68 65 20 6d 69 63 72 6f 73 65 63 6f 6e 64 20 74 69 63 6b 2e 0a 54 68 65 20 73 74 61 74 65 20	the.microsecond.tick..The.state.
5cf00	6c 69 6e 65 73 20 63 6f 6e 74 61 69 6e 20 74 68 65 20 6e 65 77 20 73 74 61 74 65 20 66 6f 6c 6c	lines.contain.the.new.state.foll
5cf20	6f 77 65 64 20 62 79 20 74 68 65 20 67 70 69 6f 20 69 64 65 6e 74 69 66 69 65 72 2e 0a 3c 62 72	owed.by.the.gpio.identifier..<br
5cf40	3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 31 30 35 38 37 34 37 3c 62 72 3e 30 48 3c 62 72 3e 30 49 3c	><br><code>#1058747<br>0H<br>0I<
5cf60	62 72 3e 23 31 30 35 39 30 31 32 3c 62 72 3e 31 48 3c 62 72 3e 23 31 30 37 39 37 37 37 3c 62 72	br>#1059012<br>1H<br>#1079777<br
5cf80	3e 31 49 3c 62 72 3e 23 31 30 37 39 37 38 32 3c 62 72 3e 30 49 3c 62 72 3e 23 31 30 37 39 38 35	>1I<br>#1079782<br>0I<br>#107985
5cfa0	32 3c 62 72 3e 31 49 3c 62 72 3e 23 31 30 37 39 38 35 37 3c 62 72 3e 30 49 3c 62 72 3e 30 48 3c	2<br>1I<br>#1079857<br>0I<br>0H<
5cfc0	62 72 3e 23 31 31 36 35 31 31 33 3c 62 72 3e 31 48 3c 62 72 3e 23 31 31 36 35 31 31 38 3c 62 72	br>#1165113<br>1H<br>#1165118<br
5cfe0	3e 30 48 3c 62 72 3e 23 31 31 36 35 31 35 33 3c 62 72 3e 31 48 3c 62 72 3e 3c 2f 63 6f 64 65 3e	>0H<br>#1165153<br>1H<br></code>
5d000	00 00 00 5f 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49	..._are.PWM.is.active.on.the.GPI
5d020	4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 66 72 65 71 75 65 6e 63 79 0a 77 69 6c 6c 20 62 65	O.the.reported.frequency.will.be
5d040	20 74 68 61 74 20 73 65 74 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f	.that.set.by.<a.href="#hardware_
5d060	50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	PWM">hardware_PWM</a>..<br><br><
5d080	62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	b><small>Example</small></b><br>
5d0a0	3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 28 34	<br><code>pi.set_PWM_frequency(4
5d0c0	2c 30 29 3c 62 72 3e 70 72 69 6e 74 28 70 69 2e 67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63	,0)<br>print(pi.get_PWM_frequenc
5d0e0	79 28 34 29 29 3c 62 72 3e 31 30 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 66 72	y(4))<br>10<br><br>pi.set_PWM_fr
5d100	65 71 75 65 6e 63 79 28 34 2c 26 6e 62 73 70 3b 38 30 30 29 3c 62 72 3e 70 72 69 6e 74 28 70 69	equency(4,&nbsp;800)<br>print(pi
5d120	2e 67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 28 34 29 29 3c 62 72 3e 38 30 30 3c 62 72	.get_PWM_frequency(4))<br>800<br
5d140	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 50 57 4d 5f 72 61 6e	></code><h3><a.name="get_PWM_ran
5d160	67 65 22 3e 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	ge">get_PWM_range<small>(<a.href
5d180	3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d	="#user_gpio">user_gpio</a>)</sm
5d1a0	61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 72 61 6e 67 65 20 6f 66 20 50	all></h3>.Returns.the.range.of.P
5d1c0	57 4d 20 76 61 6c 75 65 73 20 62 65 69 6e 67 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f	WM.values.being.used.on.the.GPIO
5d1e0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f	..<br><br><b><small>Parameters</
5d200	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69	small></b><br><br><samp>user_gpi
5d220	6f 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72	o:=&nbsp;0-31.<br></samp><br><br
5d240	3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 6f 72 20 68 61 72 64 77 61 72 65	>If.a.hardware.clock.or.hardware
5d260	20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 0a 74 68 65 20 72	.PWM.is.active.on.the.GPIO.the.r
5d280	65 70 6f 72 74 65 64 20 72 61 6e 67 65 20 77 69 6c 6c 20 62 65 20 31 30 30 30 30 30 30 20 28 31	eported.range.will.be.1000000.(1
5d2a0	4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73	M)..<br><br><b><small>Example</s
5d2c0	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 50 57	mall></b><br><br><code>pi.set_PW
5d2e0	4d 5f 72 61 6e 67 65 28 39 2c 26 6e 62 73 70 3b 35 30 30 29 3c 62 72 3e 70 72 69 6e 74 28 70 69	M_range(9,&nbsp;500)<br>print(pi
5d300	2e 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 28 39 29 29 3c 62 72 3e 35 30 30 3c 62 72 3e 3c 2f 63	.get_PWM_range(9))<br>500<br></c
5d320	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 50 57 4d 5f 72 65 61 6c 5f 72 61	ode><h3><a.name="get_PWM_real_ra
5d340	6e 67 65 22 3e 67 65 74 5f 50 57 4d 5f 72 65 61 6c 5f 72 61 6e 67 65 3c 73 6d 61 6c 6c 3e 28 3c	nge">get_PWM_real_range<small>(<
5d360	61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61	a.href="#user_gpio">user_gpio</a
5d380	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 72 65 61 6c	>)</small></h3>.Returns.the.real
5d3a0	20 28 75 6e 64 65 72 6c 79 69 6e 67 29 20 72 61 6e 67 65 20 6f 66 20 50 57 4d 20 76 61 6c 75 65	.(underlying).range.of.PWM.value
5d3c0	73 20 62 65 69 6e 67 0a 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62	s.being.used.on.the.GPIO..<br><b
5d3e0	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f	r><b><small>Parameters</small></
5d400	62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70	b><br><br><samp>user_gpio:=&nbsp
5d420	3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61	;0-31.<br></samp><br><br>If.a.ha
5d440	72 64 77 61 72 65 20 63 6c 6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50	rdware.clock.is.active.on.the.GP
5d460	49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 0a 72 65 61 6c 20 72 61 6e 67 65 20 77 69 6c 6c 20	IO.the.reported.real.range.will.
5d480	62 65 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 68 61 72 64	be.1000000.(1M)..<br><br>If.hard
5d4a0	77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74	ware.PWM.is.active.on.the.GPIO.t
5d4c0	68 65 20 72 65 70 6f 72 74 65 64 20 72 65 61 6c 20 72 61 6e 67 65 0a 77 69 6c 6c 20 62 65 20 61	he.reported.real.range.will.be.a
5d4e0	70 70 72 6f 78 69 6d 61 74 65 6c 79 20 32 35 30 4d 20 64 69 76 69 64 65 64 20 62 79 20 74 68 65	pproximately.250M.divided.by.the
5d500	20 73 65 74 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	.set.PWM.frequency..<br><br><b><
5d520	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
5d540	3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 28 34 2c 26 6e	><code>pi.set_PWM_frequency(4,&n
5d560	62 73 70 3b 38 30 30 29 3c 62 72 3e 70 72 69 6e 74 28 70 69 2e 67 65 74 5f 50 57 4d 5f 72 65 61	bsp;800)<br>print(pi.get_PWM_rea
5d580	6c 5f 72 61 6e 67 65 28 34 29 29 3c 62 72 3e 32 35 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	l_range(4))<br>250<br></code><h3
5d5a0	3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 63 75 72 72 65 6e 74 5f 74 69 63 6b 22 3e 67 65 74 5f	><a.name="get_current_tick">get_
5d5c0	63 75 72 72 65 6e 74 5f 74 69 63 6b 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	current_tick<small>()</small></h
5d5e0	33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 73 79 73 74 65 6d 20 74 69	3>.Returns.the.current.system.ti
5d600	63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 69 63 6b 20 69 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f	ck..<br><br>Tick.is.the.number.o
5d620	66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 73 79 73 74 65 6d 20 62 6f 6f 74	f.microseconds.since.system.boot
5d640	2e 20 20 41 73 20 61 6e 0a 75 6e 73 69 67 6e 65 64 20 33 32 20 62 69 74 20 71 75 61 6e 74 69 74	...As.an.unsigned.32.bit.quantit
5d660	79 20 74 69 63 6b 20 77 72 61 70 73 20 61 72 6f 75 6e 64 20 61 70 70 72 6f 78 69 6d 61 74 65 6c	y.tick.wraps.around.approximatel
5d680	79 0a 65 76 65 72 79 20 37 31 2e 36 20 6d 69 6e 75 74 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	y.every.71.6.minutes..<br><br><b
5d6a0	3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c	><small>Example</small></b><br><
5d6c0	62 72 3e 3c 63 6f 64 65 3e 74 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 67 65 74 5f 63	br><code>t1&nbsp;=&nbsp;pi.get_c
5d6e0	75 72 72 65 6e 74 5f 74 69 63 6b 28 29 3c 62 72 3e 74 69 6d 65 2e 73 6c 65 65 70 28 31 29 3c 62	urrent_tick()<br>time.sleep(1)<b
5d700	72 3e 74 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 67 65 74 5f 63 75 72 72 65 6e 74 5f	r>t2&nbsp;=&nbsp;pi.get_current_
5d720	74 69 63 6b 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65	tick()<br></code><h3><a.name="ge
5d740	74 5f 68 61 72 64 77 61 72 65 5f 72 65 76 69 73 69 6f 6e 22 3e 67 65 74 5f 68 61 72 64 77 61 72	t_hardware_revision">get_hardwar
5d760	65 5f 72 65 76 69 73 69 6f 6e 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	e_revision<small>()</small></h3>
5d780	0a 52 65 74 75 72 6e 73 20 74 68 65 20 50 69 27 73 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73	.Returns.the.Pi's.hardware.revis
5d7a0	69 6f 6e 20 6e 75 6d 62 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 68 61 72 64 77 61 72 65	ion.number..<br><br>The.hardware
5d7c0	20 72 65 76 69 73 69 6f 6e 20 69 73 20 74 68 65 20 6c 61 73 74 20 66 65 77 20 63 68 61 72 61 63	.revision.is.the.last.few.charac
5d7e0	74 65 72 73 20 6f 6e 20 74 68 65 0a 52 65 76 69 73 69 6f 6e 20 6c 69 6e 65 20 6f 66 20 2f 70 72	ters.on.the.Revision.line.of./pr
5d800	6f 63 2f 63 70 75 69 6e 66 6f 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 76 69 73 69 6f 6e	oc/cpuinfo..<br><br>The.revision
5d820	20 6e 75 6d 62 65 72 20 63 61 6e 20 62 65 20 75 73 65 64 20 74 6f 20 64 65 74 65 72 6d 69 6e 65	.number.can.be.used.to.determine
5d840	20 74 68 65 20 61 73 73 69 67 6e 6d 65 6e 74 0a 6f 66 20 47 50 49 4f 20 74 6f 20 70 69 6e 73 20	.the.assignment.of.GPIO.to.pins.
5d860	28 73 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 29 2e 0a	(see.<a.href="#gpio">gpio</a>)..
5d880	3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 61 72 65 20 61 74 20 6c 65 61 73 74 20 74 68 72 65 65	<br><br>There.are.at.least.three
5d8a0	20 74 79 70 65 73 20 6f 66 20 62 6f 61 72 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 31 20	.types.of.board..<br><br>Type.1.
5d8c0	62 6f 61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75	boards.have.hardware.revision.nu
5d8e0	6d 62 65 72 73 20 6f 66 20 32 20 61 6e 64 20 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 32	mbers.of.2.and.3..<br><br>Type.2
5d900	20 62 6f 61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e	.boards.have.hardware.revision.n
5d920	75 6d 62 65 72 73 20 6f 66 20 34 2c 20 35 2c 20 36 2c 20 61 6e 64 20 31 35 2e 0a 3c 62 72 3e 3c	umbers.of.4,.5,.6,.and.15..<br><
5d940	62 72 3e 54 79 70 65 20 33 20 62 6f 61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72	br>Type.3.boards.have.hardware.r
5d960	65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 31 36 20 6f 72 20 67 72 65 61 74 65 72	evision.numbers.of.16.or.greater
5d980	2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69	..<br><br>If.the.hardware.revisi
5d9a0	6f 6e 20 63 61 6e 20 6e 6f 74 20 62 65 20 66 6f 75 6e 64 20 6f 72 20 69 73 20 6e 6f 74 20 61 20	on.can.not.be.found.or.is.not.a.
5d9c0	76 61 6c 69 64 0a 68 65 78 61 64 65 63 69 6d 61 6c 20 6e 75 6d 62 65 72 20 74 68 65 20 66 75 6e	valid.hexadecimal.number.the.fun
5d9e0	63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	ction.returns.0..<br><br><b><sma
5da00	6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63	ll>Example</small></b><br><br><c
5da20	6f 64 65 3e 70 72 69 6e 74 28 70 69 2e 67 65 74 5f 68 61 72 64 77 61 72 65 5f 72 65 76 69 73 69	ode>print(pi.get_hardware_revisi
5da40	6f 6e 28 29 29 3c 62 72 3e 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	on())<br>2<br></code><h3><a.name
5da60	3d 22 67 65 74 5f 6d 6f 64 65 22 3e 67 65 74 5f 6d 6f 64 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	="get_mode">get_mode<small>(<a.h
5da80	72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	ref="#gpio">gpio</a>)</small></h
5daa0	33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 47 50 49 4f 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62	3>.Returns.the.GPIO.mode..<br><b
5dac0	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f	r><b><small>Parameters</small></
5dae0	62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 35 33	b><br><br><samp>gpio:=&nbsp;0-53
5db00	2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 76 61	.<br></samp><br><br>Returns.a.va
5db20	6c 75 65 20 61 73 20 66 6f 6c 6c 6f 77 73 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 30 26 6e	lue.as.follows.<br><br><code>0&n
5db40	62 73 70 3b 3d 26 6e 62 73 70 3b 49 4e 50 55 54 3c 62 72 3e 31 26 6e 62 73 70 3b 3d 26 6e 62 73	bsp;=&nbsp;INPUT<br>1&nbsp;=&nbs
5db60	70 3b 4f 55 54 50 55 54 3c 62 72 3e 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 41 4c 54 35 3c 62	p;OUTPUT<br>2&nbsp;=&nbsp;ALT5<b
5db80	72 3e 33 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 41 4c 54 34 3c 62 72 3e 34 26 6e 62 73 70 3b 3d	r>3&nbsp;=&nbsp;ALT4<br>4&nbsp;=
5dba0	26 6e 62 73 70 3b 41 4c 54 30 3c 62 72 3e 35 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 41 4c 54 31	&nbsp;ALT0<br>5&nbsp;=&nbsp;ALT1
5dbc0	3c 62 72 3e 36 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 41 4c 54 32 3c 62 72 3e 37 26 6e 62 73 70	<br>6&nbsp;=&nbsp;ALT2<br>7&nbsp
5dbe0	3b 3d 26 6e 62 73 70 3b 41 4c 54 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c	;=&nbsp;ALT3<br></code><br><br><
5dc00	62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	b><small>Example</small></b><br>
5dc20	3c 62 72 3e 3c 63 6f 64 65 3e 70 72 69 6e 74 28 70 69 2e 67 65 74 5f 6d 6f 64 65 28 30 29 29 3c	<br><code>print(pi.get_mode(0))<
5dc40	62 72 3e 34 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f	br>4<br></code><h3><a.name="get_
5dc60	70 61 64 5f 73 74 72 65 6e 67 74 68 22 3e 67 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 3c 73	pad_strength">get_pad_strength<s
5dc80	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 70 61 64 22 3e 70 61 64 3c 2f 61 3e 29 3c 2f 73	mall>(<a.href="#pad">pad</a>)</s
5dca0	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73	mall></h3>.This.function.returns
5dcc0	20 74 68 65 20 70 61 64 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 20 69 6e 20 6d 41 2e 0a 3c	.the.pad.drive.strength.in.mA..<
5dce0	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61	br><br><b><small>Parameters</sma
5dd00	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 70 61 64 3a 3d 26 6e 62 73 70 3b	ll></b><br><br><samp>pad:=&nbsp;
5dd20	30 2d 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 61 64 26 6e 62 73 70 3b 74 6f 26 6e	0-2,&nbsp;the&nbsp;pad&nbsp;to&n
5dd40	62 73 70 3b 67 65 74 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	bsp;get.<br></samp><br><br>Retur
5dd60	6e 73 20 74 68 65 20 70 61 64 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 20 69 66 20 4f 4b 2c	ns.the.pad.drive.strength.if.OK,
5dd80	20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 50 41 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	.otherwise.PI_BAD_PAD..<br><br><
5dda0	74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22	table.border="1".cellpadding="2"
5ddc0	20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e	.cellspacing="2"><tbody><tr><td>
5dde0	50 61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	Pad</td><td>GPIO</td></tr><tr><t
5de00	64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	d>0</td><td>0-27</td></tr><tr><t
5de20	64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	d>1</td><td>28-45</td></tr><tr><
5de40	74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62	td>2</td><td>46-53</td></tr></tb
5de60	6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	ody></table><br><br><b><small>Ex
5de80	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73	ample</small></b><br><br><code>s
5dea0	74 72 65 6e 67 74 68 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 67 65 74 5f 70 61 64 5f 73	trength&nbsp;=&nbsp;pi.get_pad_s
5dec0	74 72 65 6e 67 74 68 28 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 47 65 74 26 6e 62 73 70 3b	trength(0)&nbsp;#&nbsp;Get&nbsp;
5dee0	70 61 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 73 74 72 65 6e 67 74 68 2e 3c 62 72 3e 3c 2f 63	pad&nbsp;0&nbsp;strength.<br></c
5df00	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73	ode><h3><a.name="get_pigpio_vers
5df20	69 6f 6e 22 3e 67 65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73 69 6f 6e 3c 73 6d 61 6c 6c 3e 28 29	ion">get_pigpio_version<small>()
5df40	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 70 69 67 70 69 6f	</small></h3>.Returns.the.pigpio
5df60	20 73 6f 66 74 77 61 72 65 20 76 65 72 73 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	.software.version..<br><br><b><s
5df80	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
5dfa0	3c 63 6f 64 65 3e 76 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 67 65 74 5f 70 69 67 70 69	<code>v&nbsp;=&nbsp;pi.get_pigpi
5dfc0	6f 5f 76 65 72 73 69 6f 6e 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	o_version()<br></code><h3><a.nam
5dfe0	65 3d 22 67 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 22 3e 67 65 74 5f 73 65 72	e="get_servo_pulsewidth">get_ser
5e000	00 00 00 60 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	...`vo_pulsewidth<small>(<a.href
5e020	3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d	="#user_gpio">user_gpio</a>)</sm
5e040	61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 73 65 72 76 6f 20 70 75 6c 73	all></h3>.Returns.the.servo.puls
5e060	65 77 69 64 74 68 20 62 65 69 6e 67 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c	ewidth.being.used.on.the.GPIO..<
5e080	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61	br><br><b><small>Parameters</sma
5e0a0	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d	ll></b><br><br><samp>user_gpio:=
5e0c0	26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65	&nbsp;0-31.<br></samp><br><br>Re
5e0e0	74 75 72 6e 73 20 74 68 65 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 2e 0a 3c 62 72 3e	turns.the.servo.pulsewidth..<br>
5e100	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
5e120	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73	><br><br><code>pi.set_servo_puls
5e140	65 77 69 64 74 68 28 34 2c 26 6e 62 73 70 3b 35 32 35 29 3c 62 72 3e 70 72 69 6e 74 28 70 69 2e	ewidth(4,&nbsp;525)<br>print(pi.
5e160	67 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 28 34 29 29 3c 62 72 3e 35 32 35 3c	get_servo_pulsewidth(4))<br>525<
5e180	62 72 3e 3c 62 72 3e 70 69 2e 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 28 34	br><br>pi.set_servo_pulsewidth(4
5e1a0	2c 26 6e 62 73 70 3b 32 31 33 30 29 3c 62 72 3e 70 72 69 6e 74 28 70 69 2e 67 65 74 5f 73 65 72	,&nbsp;2130)<br>print(pi.get_ser
5e1c0	76 6f 5f 70 75 6c 73 65 77 69 64 74 68 28 34 29 29 3c 62 72 3e 32 31 33 30 3c 62 72 3e 3c 2f 63	vo_pulsewidth(4))<br>2130<br></c
5e1e0	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 5f 74 72 69 67 67 65 72 22 3e 67	ode><h3><a.name="gpio_trigger">g
5e200	70 69 6f 5f 74 72 69 67 67 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65	pio_trigger<small>(<a.href="#use
5e220	72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	r_gpio">user_gpio</a>,.<a.href="
5e240	23 70 75 6c 73 65 5f 6c 65 6e 22 3e 70 75 6c 73 65 5f 6c 65 6e 3c 2f 61 3e 2c 20 3c 61 20 68 72	#pulse_len">pulse_len</a>,.<a.hr
5e260	65 66 3d 22 23 6c 65 76 65 6c 22 3e 6c 65 76 65 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	ef="#level">level</a>)</small></
5e280	68 33 3e 0a 53 65 6e 64 20 61 20 74 72 69 67 67 65 72 20 70 75 6c 73 65 20 74 6f 20 61 20 47 50	h3>.Send.a.trigger.pulse.to.a.GP
5e2a0	49 4f 2e 20 20 54 68 65 20 47 50 49 4f 20 69 73 20 73 65 74 20 74 6f 0a 6c 65 76 65 6c 20 66 6f	IO...The.GPIO.is.set.to.level.fo
5e2c0	72 20 70 75 6c 73 65 5f 6c 65 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 6e 64 20 74 68 65	r.pulse_len.microseconds.and.the
5e2e0	6e 20 72 65 73 65 74 20 74 6f 20 6e 6f 74 20 6c 65 76 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	n.reset.to.not.level..<br><br><b
5e300	3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	><small>Parameters</small></b><b
5e320	72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 33	r><br><samp>user_gpio:=&nbsp;0-3
5e340	31 3c 62 72 3e 70 75 6c 73 65 5f 6c 65 6e 3a 3d 26 6e 62 73 70 3b 31 2d 31 30 30 3c 62 72 3e 26	1<br>pulse_len:=&nbsp;1-100<br>&
5e360	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6c 65 76 65 6c 3a 3d 26 6e	nbsp;&nbsp;&nbsp;&nbsp;level:=&n
5e380	62 73 70 3b 30 2d 31 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	bsp;0-1<br></samp><br><br><b><sm
5e3a0	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
5e3c0	63 6f 64 65 3e 70 69 2e 67 70 69 6f 5f 74 72 69 67 67 65 72 28 32 33 2c 26 6e 62 73 70 3b 31 30	code>pi.gpio_trigger(23,&nbsp;10
5e3e0	2c 26 6e 62 73 70 3b 31 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	,&nbsp;1)<br></code><h3><a.name=
5e400	22 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 73 6d 61 6c	"hardware_PWM">hardware_PWM<smal
5e420	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20	l>(<a.href="#gpio">gpio</a>,.<a.
5e440	68 72 65 66 3d 22 23 50 57 4d 66 72 65 71 22 3e 50 57 4d 66 72 65 71 3c 2f 61 3e 2c 20 3c 61 20	href="#PWMfreq">PWMfreq</a>,.<a.
5e460	68 72 65 66 3d 22 23 50 57 4d 64 75 74 79 22 3e 50 57 4d 64 75 74 79 3c 2f 61 3e 29 3c 2f 73 6d	href="#PWMduty">PWMduty</a>)</sm
5e480	61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 6f 6e	all></h3>.Starts.hardware.PWM.on
5e4a0	20 61 20 47 50 49 4f 20 61 74 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 66 72 65 71 75 65 6e	.a.GPIO.at.the.specified.frequen
5e4c0	63 79 0a 61 6e 64 20 64 75 74 79 63 79 63 6c 65 2e 20 46 72 65 71 75 65 6e 63 69 65 73 20 61 62	cy.and.dutycycle..Frequencies.ab
5e4e0	6f 76 65 20 33 30 4d 48 7a 20 61 72 65 20 75 6e 6c 69 6b 65 6c 79 20 74 6f 20 77 6f 72 6b 2e 0a	ove.30MHz.are.unlikely.to.work..
5e500	3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 77 61 76 65 66 6f 72 6d 20 73 74 61 72 74	<br><br>NOTE:.Any.waveform.start
5e520	65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e	ed.by.<a.href="#wave_send_once">
5e540	77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 2c 0a 3c 61 20 68 72 65 66 3d 22 23 77 61	wave_send_once</a>,.<a.href="#wa
5e560	76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74	ve_send_repeat">wave_send_repeat
5e580	3c 2f 61 3e 2c 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 68 61 69 6e 22 3e 77	</a>,.or.<a.href="#wave_chain">w
5e5a0	61 76 65 5f 63 68 61 69 6e 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e	ave_chain</a>.will.be.cancelled.
5e5c0	0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 6f 6e 6c 79 20 76	.<br><br>This.function.is.only.v
5e5e0	61 6c 69 64 20 69 66 20 74 68 65 20 70 69 67 70 69 6f 20 6d 61 69 6e 20 63 6c 6f 63 6b 20 69 73	alid.if.the.pigpio.main.clock.is
5e600	20 50 43 4d 2e 0a 54 68 65 20 6d 61 69 6e 20 63 6c 6f 63 6b 20 64 65 66 61 75 6c 74 73 20 74 6f	.PCM..The.main.clock.defaults.to
5e620	20 50 43 4d 20 62 75 74 20 6d 61 79 20 62 65 20 6f 76 65 72 72 69 64 64 65 6e 20 77 68 65 6e 20	.PCM.but.may.be.overridden.when.
5e640	74 68 65 0a 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 69 73 20 73 74 61 72 74 65 64 20 28 6f 70	the.pigpio.daemon.is.started.(op
5e660	74 69 6f 6e 20 2d 74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61	tion.-t)..<br><br><b><small>Para
5e680	6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e	meters</small></b><br><br><samp>
5e6a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 73 65	&nbsp;&nbsp;&nbsp;gpio:=&nbsp;se
5e6c0	65 26 6e 62 73 70 3b 64 65 73 63 72 69 70 74 6f 6e 3c 62 72 3e 50 57 4d 66 72 65 71 3a 3d 26 6e	e&nbsp;descripton<br>PWMfreq:=&n
5e6e0	62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 31 2d	bsp;0&nbsp;(off)&nbsp;or&nbsp;1-
5e700	31 32 35 4d 26 6e 62 73 70 3b 28 31 2d 31 38 37 2e 35 4d 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73	125M&nbsp;(1-187.5M&nbsp;for&nbs
5e720	70 3b 74 68 65 26 6e 62 73 70 3b 42 43 4d 32 37 31 31 29 2e 3c 62 72 3e 50 57 4d 64 75 74 79 3a	p;the&nbsp;BCM2711).<br>PWMduty:
5e740	3d 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	=&nbsp;0&nbsp;(off)&nbsp;to&nbsp
5e760	3b 31 30 30 30 30 30 30 26 6e 62 73 70 3b 28 31 4d 29 28 66 75 6c 6c 79 26 6e 62 73 70 3b 6f 6e	;1000000&nbsp;(1M)(fully&nbsp;on
5e780	29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69	).<br></samp><br><br>Returns.0.i
5e7a0	66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44	f.OK,.otherwise.PI_NOT_PERMITTED
5e7c0	2c 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 0a 50 49 5f 4e 4f 54 5f 48 50 57 4d 5f 47 50 49 4f 2c	,.PI_BAD_GPIO,.PI_NOT_HPWM_GPIO,
5e7e0	20 50 49 5f 42 41 44 5f 48 50 57 4d 5f 44 55 54 59 2c 20 50 49 5f 42 41 44 5f 48 50 57 4d 5f 46	.PI_BAD_HPWM_DUTY,.PI_BAD_HPWM_F
5e800	52 45 51 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 61 6d 65 20 50 57 4d 20 63 68 61 6e 6e 65	REQ..<br><br>The.same.PWM.channe
5e820	6c 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 6d 75 6c 74 69 70 6c 65 20 47 50 49 4f 2e	l.is.available.on.multiple.GPIO.
5e840	0a 54 68 65 20 6c 61 74 65 73 74 20 66 72 65 71 75 65 6e 63 79 20 61 6e 64 20 64 75 74 79 63 79	.The.latest.frequency.and.dutycy
5e860	63 6c 65 20 73 65 74 74 69 6e 67 20 77 69 6c 6c 20 62 65 20 75 73 65 64 0a 62 79 20 61 6c 6c 20	cle.setting.will.be.used.by.all.
5e880	47 50 49 4f 20 77 68 69 63 68 20 73 68 61 72 65 20 61 20 50 57 4d 20 63 68 61 6e 6e 65 6c 2e 0a	GPIO.which.share.a.PWM.channel..
5e8a0	3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20	<br><br>The.GPIO.must.be.one.of.
5e8c0	74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 31 32 26	the.following:.<br><br><code>12&
5e8e0	6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70	nbsp;&nbsp;PWM&nbsp;channel&nbsp
5e900	3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62	;0&nbsp;&nbsp;All&nbsp;models&nb
5e920	73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72	sp;but&nbsp;A&nbsp;and&nbsp;B<br
5e940	3e 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26	>13&nbsp;&nbsp;PWM&nbsp;channel&
5e960	6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c	nbsp;1&nbsp;&nbsp;All&nbsp;model
5e980	73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b	s&nbsp;but&nbsp;A&nbsp;and&nbsp;
5e9a0	42 3c 62 72 3e 31 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e	B<br>18&nbsp;&nbsp;PWM&nbsp;chan
5e9c0	6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d	nel&nbsp;0&nbsp;&nbsp;All&nbsp;m
5e9e0	6f 64 65 6c 73 3c 62 72 3e 31 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b	odels<br>19&nbsp;&nbsp;PWM&nbsp;
5ea00	63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62	channel&nbsp;1&nbsp;&nbsp;All&nb
5ea20	73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61	sp;models&nbsp;but&nbsp;A&nbsp;a
5ea40	6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 3c 62 72 3e 34 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50	nd&nbsp;B<br><br>40&nbsp;&nbsp;P
5ea60	57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73	WM&nbsp;channel&nbsp;0&nbsp;&nbs
5ea80	70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c	p;Compute&nbsp;module&nbsp;only<
5eaa0	62 72 3e 34 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65	br>41&nbsp;&nbsp;PWM&nbsp;channe
5eac0	6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70	l&nbsp;1&nbsp;&nbsp;Compute&nbsp
5eae0	3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 35 26 6e 62 73 70 3b 26 6e 62	;module&nbsp;only<br>45&nbsp;&nb
5eb00	73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b	sp;PWM&nbsp;channel&nbsp;1&nbsp;
5eb20	26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f	&nbsp;Compute&nbsp;module&nbsp;o
5eb40	6e 6c 79 3c 62 72 3e 35 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68	nly<br>52&nbsp;&nbsp;PWM&nbsp;ch
5eb60	61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26	annel&nbsp;0&nbsp;&nbsp;Compute&
5eb80	6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 35 33 26 6e 62 73 70	nbsp;module&nbsp;only<br>53&nbsp
5eba0	3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e	;&nbsp;PWM&nbsp;channel&nbsp;1&n
5ebc0	62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62	bsp;&nbsp;Compute&nbsp;module&nb
5ebe0	73 70 3b 6f 6e 6c 79 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 63	sp;only<br></code><br><br>The.ac
5ec00	74 75 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 73 74 65 70 73 20 62 65 77 65 65 6e 20 6f 66 66 20	tual.number.of.steps.beween.off.
5ec20	61 6e 64 20 66 75 6c 6c 79 20 6f 6e 20 69 73 20 74 68 65 0a 69 6e 74 65 67 72 61 6c 20 70 61 72	and.fully.on.is.the.integral.par
5ec40	74 20 6f 66 20 32 35 30 4d 2f 50 57 4d 66 72 65 71 20 28 33 37 35 4d 2f 50 57 4d 66 72 65 71 20	t.of.250M/PWMfreq.(375M/PWMfreq.
5ec60	66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 63	for.the.BCM2711)..<br><br>The.ac
5ec80	74 75 61 6c 20 66 72 65 71 75 65 6e 63 79 20 73 65 74 20 69 73 20 32 35 30 4d 2f 73 74 65 70 73	tual.frequency.set.is.250M/steps
5eca0	20 28 33 37 35 4d 2f 73 74 65 70 73 0a 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 2e 0a 3c	.(375M/steps.for.the.BCM2711)..<
5ecc0	62 72 3e 3c 62 72 3e 54 68 65 72 65 20 77 69 6c 6c 20 6f 6e 6c 79 20 62 65 20 61 20 6d 69 6c 6c	br><br>There.will.only.be.a.mill
5ece0	69 6f 6e 20 73 74 65 70 73 20 66 6f 72 20 61 20 50 57 4d 66 72 65 71 20 6f 66 20 32 35 30 0a 28	ion.steps.for.a.PWMfreq.of.250.(
5ed00	33 37 35 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 2e 20 4c 6f 77 65 72 20 66 72 65 71	375.for.the.BCM2711)..Lower.freq
5ed20	75 65 6e 63 69 65 73 20 77 69 6c 6c 20 68 61 76 65 20 6d 6f 72 65 0a 73 74 65 70 73 20 61 6e 64	uencies.will.have.more.steps.and
5ed40	20 68 69 67 68 65 72 20 66 72 65 71 75 65 6e 63 69 65 73 20 77 69 6c 6c 20 68 61 76 65 20 66 65	.higher.frequencies.will.have.fe
5ed60	77 65 72 20 73 74 65 70 73 2e 0a 50 57 4d 64 75 74 79 20 69 73 20 61 75 74 6f 6d 61 74 69 63 61	wer.steps..PWMduty.is.automatica
5ed80	6c 6c 79 20 73 63 61 6c 65 64 20 74 6f 20 74 61 6b 65 20 74 68 69 73 20 69 6e 74 6f 20 61 63 63	lly.scaled.to.take.this.into.acc
5eda0	6f 75 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	ount..<br><br><b><small>Example<
5edc0	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 68 61 72 64	/small></b><br><br><code>pi.hard
5ede0	77 61 72 65 5f 50 57 4d 28 31 38 2c 26 6e 62 73 70 3b 38 30 30 2c 26 6e 62 73 70 3b 32 35 30 30	ware_PWM(18,&nbsp;800,&nbsp;2500
5ee00	30 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 38 30 30 48 7a 26 6e 62 73 70 3b 32 35 25 26 6e	00)&nbsp;#&nbsp;800Hz&nbsp;25%&n
5ee20	62 73 70 3b 64 75 74 79 63 79 63 6c 65 3c 62 72 3e 3c 62 72 3e 70 69 2e 68 61 72 64 77 61 72 65	bsp;dutycycle<br><br>pi.hardware
5ee40	5f 50 57 4d 28 31 38 2c 26 6e 62 73 70 3b 32 30 30 30 2c 26 6e 62 73 70 3b 37 35 30 30 30 30 29	_PWM(18,&nbsp;2000,&nbsp;750000)
5ee60	26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 32 30 30 30 48 7a 26 6e 62 73 70 3b 37 35 25 26 6e 62 73	&nbsp;#&nbsp;2000Hz&nbsp;75%&nbs
5ee80	70 3b 64 75 74 79 63 79 63 6c 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	p;dutycycle<br></code><h3><a.nam
5eea0	65 3d 22 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 22 3e 68 61 72 64 77 61 72 65 5f 63 6c 6f 63	e="hardware_clock">hardware_cloc
5eec0	6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61	k<small>(<a.href="#gpio">gpio</a
5eee0	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 6c 6b 66 72 65 71 22 3e 63 6c 6b 66 72 65 71 3c 2f 61	>,.<a.href="#clkfreq">clkfreq</a
5ef00	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 61 20 68 61 72 64 77 61 72	>)</small></h3>.Starts.a.hardwar
5ef20	65 20 63 6c 6f 63 6b 20 6f 6e 20 61 20 47 50 49 4f 20 61 74 20 74 68 65 20 73 70 65 63 69 66 69	e.clock.on.a.GPIO.at.the.specifi
5ef40	65 64 20 66 72 65 71 75 65 6e 63 79 2e 0a 46 72 65 71 75 65 6e 63 69 65 73 20 61 62 6f 76 65 20	ed.frequency..Frequencies.above.
5ef60	33 30 4d 48 7a 20 61 72 65 20 75 6e 6c 69 6b 65 6c 79 20 74 6f 20 77 6f 72 6b 2e 0a 3c 62 72 3e	30MHz.are.unlikely.to.work..<br>
5ef80	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e	<br><b><small>Parameters</small>
5efa0	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	</b><br><br><samp>&nbsp;&nbsp;&n
5efc0	62 73 70 3b 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 64 65 73 63 72 69 70	bsp;gpio:=&nbsp;see&nbsp;descrip
5efe0	74 69 6f 6e 3c 62 72 3e 63 6c 6b 66 72 65 71 3a 3d 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f	tion<br>clkfreq:=&nbsp;0&nbsp;(o
5f000	00 00 00 63 66 66 29 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 34 36 38 39 2d 32 35 30 4d 26 6e	...cff)&nbsp;or&nbsp;4689-250M&n
5f020	62 73 70 3b 28 31 33 31 38 34 2d 33 37 35 4d 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74 68	bsp;(13184-375M&nbsp;for&nbsp;th
5f040	65 26 6e 62 73 70 3b 42 43 4d 32 37 31 31 29 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62	e&nbsp;BCM2711)<br></samp><br><b
5f060	72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f	r>Returns.0.if.OK,.otherwise.PI_
5f080	4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2c 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 0a 50 49 5f 4e	NOT_PERMITTED,.PI_BAD_GPIO,.PI_N
5f0a0	4f 54 5f 48 43 4c 4b 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 48 43 4c 4b 5f 46 52 45 51 2c 6f	OT_HCLK_GPIO,.PI_BAD_HCLK_FREQ,o
5f0c0	72 20 50 49 5f 42 41 44 5f 48 43 4c 4b 5f 50 41 53 53 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	r.PI_BAD_HCLK_PASS..<br><br>The.
5f0e0	73 61 6d 65 20 63 6c 6f 63 6b 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 6d 75 6c 74 69	same.clock.is.available.on.multi
5f100	70 6c 65 20 47 50 49 4f 2e 20 20 54 68 65 20 6c 61 74 65 73 74 0a 66 72 65 71 75 65 6e 63 79 20	ple.GPIO...The.latest.frequency.
5f120	73 65 74 74 69 6e 67 20 77 69 6c 6c 20 62 65 20 75 73 65 64 20 62 79 20 61 6c 6c 20 47 50 49 4f	setting.will.be.used.by.all.GPIO
5f140	20 77 68 69 63 68 20 73 68 61 72 65 20 61 20 63 6c 6f 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68	.which.share.a.clock..<br><br>Th
5f160	65 20 47 50 49 4f 20 6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77	e.GPIO.must.be.one.of.the.follow
5f180	69 6e 67 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b	ing:.<br><br><code>4&nbsp;&nbsp;
5f1a0	26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c	&nbsp;clock&nbsp;0&nbsp;&nbsp;Al
5f1c0	6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 3c 62 72 3e 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	l&nbsp;models<br>5&nbsp;&nbsp;&n
5f1e0	62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26	bsp;clock&nbsp;1&nbsp;&nbsp;All&
5f200	6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70	nbsp;models&nbsp;but&nbsp;A&nbsp
5f220	3b 61 6e 64 26 6e 62 73 70 3b 42 26 6e 62 73 70 3b 28 72 65 73 65 72 76 65 64 26 6e 62 73 70 3b	;and&nbsp;B&nbsp;(reserved&nbsp;
5f240	66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70 3b 75 73 65 29 3c 62 72 3e 36 26 6e	for&nbsp;system&nbsp;use)<br>6&n
5f260	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 32 26 6e 62 73	bsp;&nbsp;&nbsp;clock&nbsp;2&nbs
5f280	70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74	p;&nbsp;All&nbsp;models&nbsp;but
5f2a0	26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 32 30 26 6e 62	&nbsp;A&nbsp;and&nbsp;B<br>20&nb
5f2c0	73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;clock&nbsp;0&nbsp;&nbsp
5f2e0	3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41	;All&nbsp;models&nbsp;but&nbsp;A
5f300	26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 32 31 26 6e 62 73 70 3b 26 6e 62 73	&nbsp;and&nbsp;B<br>21&nbsp;&nbs
5f320	70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62	p;clock&nbsp;1&nbsp;&nbsp;All&nb
5f340	73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61	sp;models&nbsp;but&nbsp;A&nbsp;a
5f360	6e 64 26 6e 62 73 70 3b 52 65 76 2e 32 26 6e 62 73 70 3b 42 26 6e 62 73 70 3b 28 72 65 73 65 72	nd&nbsp;Rev.2&nbsp;B&nbsp;(reser
5f380	76 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70 3b 75 73	ved&nbsp;for&nbsp;system&nbsp;us
5f3a0	65 29 3c 62 72 3e 3c 62 72 3e 33 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62	e)<br><br>32&nbsp;&nbsp;clock&nb
5f3c0	73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64	sp;0&nbsp;&nbsp;Compute&nbsp;mod
5f3e0	75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 33 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63	ule&nbsp;only<br>34&nbsp;&nbsp;c
5f400	6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e	lock&nbsp;0&nbsp;&nbsp;Compute&n
5f420	62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 32 26 6e 62 73 70 3b	bsp;module&nbsp;only<br>42&nbsp;
5f440	26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f	&nbsp;clock&nbsp;1&nbsp;&nbsp;Co
5f460	6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70	mpute&nbsp;module&nbsp;only&nbsp
5f480	3b 28 72 65 73 65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26	;(reserved&nbsp;for&nbsp;system&
5f4a0	6e 62 73 70 3b 75 73 65 29 3c 62 72 3e 34 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b	nbsp;use)<br>43&nbsp;&nbsp;clock
5f4c0	26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b	&nbsp;2&nbsp;&nbsp;Compute&nbsp;
5f4e0	6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 34 26 6e 62 73 70 3b 26 6e 62 73	module&nbsp;only<br>44&nbsp;&nbs
5f500	70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74	p;clock&nbsp;1&nbsp;&nbsp;Comput
5f520	65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 28 72 65	e&nbsp;module&nbsp;only&nbsp;(re
5f540	73 65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70	served&nbsp;for&nbsp;system&nbsp
5f560	3b 75 73 65 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 41 63 63 65 73 73 20 74	;use)<br></code><br><br>Access.t
5f580	6f 20 63 6c 6f 63 6b 20 31 20 69 73 20 70 72 6f 74 65 63 74 65 64 20 62 79 20 61 20 70 61 73 73	o.clock.1.is.protected.by.a.pass
5f5a0	77 6f 72 64 20 61 73 20 69 74 73 20 75 73 65 20 77 69 6c 6c 0a 6c 69 6b 65 6c 79 20 63 72 61 73	word.as.its.use.will.likely.cras
5f5c0	68 20 74 68 65 20 50 69 2e 20 20 54 68 65 20 70 61 73 73 77 6f 72 64 20 69 73 20 67 69 76 65 6e	h.the.Pi...The.password.is.given
5f5e0	20 62 79 20 6f 72 27 69 6e 67 20 30 78 35 41 30 30 30 30 30 30 0a 77 69 74 68 20 74 68 65 20 47	.by.or'ing.0x5A000000.with.the.G
5f600	50 49 4f 20 6e 75 6d 62 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	PIO.number..<br><br><b><small>Ex
5f620	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70	ample</small></b><br><br><code>p
5f640	69 2e 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 28 34 2c 26 6e 62 73 70 3b 35 30 30 30 29 26 6e	i.hardware_clock(4,&nbsp;5000)&n
5f660	62 73 70 3b 23 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 4b 48 7a 26 6e 62 73 70 3b 63 6c 6f 63 6b	bsp;#&nbsp;5&nbsp;KHz&nbsp;clock
5f680	26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 3c 62 72 3e 3c 62 72	&nbsp;on&nbsp;GPIO&nbsp;4<br><br
5f6a0	3e 70 69 2e 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 28 34 2c 26 6e 62 73 70 3b 34 30 30 30 30	>pi.hardware_clock(4,&nbsp;40000
5f6c0	30 30 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 34 30 26 6e 62 73 70 3b 4d 48 7a 26 6e 62 73	000)&nbsp;#&nbsp;40&nbsp;MHz&nbs
5f6e0	70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34	p;clock&nbsp;on&nbsp;GPIO&nbsp;4
5f700	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 62 6c 6f 63	<br></code><h3><a.name="i2c_bloc
5f720	6b 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 22 3e 69 32 63 5f 62 6c 6f 63 6b 5f 70 72 6f 63 65 73	k_process_call">i2c_block_proces
5f740	73 5f 63 61 6c 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e	s_call<small>(<a.href="#handle">
5f760	68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 72 65 67 22 3e 72 65 67 3c 2f	handle</a>,.<a.href="#reg">reg</
5f780	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73	a>,.<a.href="#data">data</a>)</s
5f7a0	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57 72 69 74 65 73 20 64 61 74 61 20 62 79 74 65 73 20 74 6f 20	mall></h3>.Writes.data.bytes.to.
5f7c0	74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65	the.specified.register.of.the.de
5f7e0	76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 61 6e 64 20	vice.associated.with.handle.and.
5f800	72 65 61 64 73 20 61 20 64 65 76 69 63 65 20 73 70 65 63 69 66 69 65 64 20 6e 75 6d 62 65 72 0a	reads.a.device.specified.number.
5f820	6f 66 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 69 6e 20 72 65 74 75 72 6e 2e 0a 3c 62 72 3e	of.bytes.of.data.in.return..<br>
5f840	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e	<br><b><small>Parameters</small>
5f860	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b	</b><br><br><samp>handle:=&nbsp;
5f880	26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0&nbsp;(as&nbsp;returned&nb
5f8a0	73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c	sp;by&nbsp;a&nbsp;prior&nbsp;cal
5f8c0	6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65	l&nbsp;to&nbsp;<a.href="#i2c_ope
5f8e0	6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	n">i2c_open</a>).<br>&nbsp;&nbsp
5f900	3b 26 6e 62 73 70 3b 72 65 67 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 74	;&nbsp;reg:=&nbsp;&gt;=0,&nbsp;t
5f920	68 65 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e 3c 62 72	he&nbsp;device&nbsp;register.<br
5f940	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	>&nbsp;&nbsp;data:=&nbsp;the&nbs
5f960	70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c	p;bytes&nbsp;to&nbsp;write.<br><
5f980	2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 53 4d 42 75 73 20 32 2e 30 20 64 6f 63 75	/samp><br><br>The.SMBus.2.0.docu
5f9a0	6d 65 6e 74 61 74 69 6f 6e 20 73 74 61 74 65 73 20 74 68 61 74 20 61 20 6d 69 6e 69 6d 75 6d 20	mentation.states.that.a.minimum.
5f9c0	6f 66 20 31 20 62 79 74 65 20 6d 61 79 0a 62 65 20 73 65 6e 74 20 61 6e 64 20 61 20 6d 69 6e 69	of.1.byte.may.be.sent.and.a.mini
5f9e0	6d 75 6d 20 6f 66 20 31 20 62 79 74 65 20 6d 61 79 20 62 65 20 72 65 63 65 69 76 65 64 2e 20 20	mum.of.1.byte.may.be.received...
5fa00	54 68 65 20 74 6f 74 61 6c 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 73 65 6e 74 2f 72	The.total.number.of.bytes.sent/r
5fa20	65 63 65 69 76 65 64 20 6d 75 73 74 20 62 65 20 33 32 20 6f 72 20 6c 65 73 73 2e 0a 3c 62 72 3e	eceived.must.be.32.or.less..<br>
5fa40	3c 62 72 3e 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 38 20 2d 20 42 6c 6f 63 6b 20 77 72 69 74	<br>SMBus.2.0.5.5.8.-.Block.writ
5fa60	65 2d 62 6c 6f 63 6b 20 72 65 61 64 2e 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26	e-block.read..<code>S&nbsp;Addr&
5fa80	6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 72 65 67 26 6e 62 73 70 3b 5b	nbsp;Wr&nbsp;[A]&nbsp;reg&nbsp;[
5faa0	41 5d 26 6e 62 73 70 3b 6c 65 6e 28 64 61 74 61 29 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b	A]&nbsp;len(data)&nbsp;[A]&nbsp;
5fac0	64 61 74 61 30 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 64 61 74	data0&nbsp;[A]&nbsp;...&nbsp;dat
5fae0	61 6e 26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	an&nbsp;[A]<br>&nbsp;&nbsp;&nbsp
5fb00	3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62	;S&nbsp;Addr&nbsp;Rd&nbsp;[A]&nb
5fb20	73 70 3b 5b 43 6f 75 6e 74 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62	sp;[Count]&nbsp;A&nbsp;[Data]&nb
5fb40	73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	sp;...&nbsp;A&nbsp;P<br></code><
5fb60	62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 61 20 74	br><br>The.returned.value.is.a.t
5fb80	75 70 6c 65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64	uple.of.the.number.of.bytes.read
5fba0	20 61 6e 64 20 61 0a 62 79 74 65 61 72 72 61 79 20 63 6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 20	.and.a.bytearray.containing.the.
5fbc0	62 79 74 65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68	bytes...If.there.was.an.error.th
5fbe0	65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 77 69 6c 6c 20 62 65 20 6c	e.number.of.bytes.read.will.be.l
5fc00	65 73 73 20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 0a	ess.than.zero.(and.will.contain.
5fc20	74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	the.error.code)..<br><br><b><sma
5fc40	6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63	ll>Example</small></b><br><br><c
5fc60	6f 64 65 3e 28 62 2c 26 6e 62 73 70 3b 64 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69	ode>(b,&nbsp;d)&nbsp;=&nbsp;pi.i
5fc80	32 63 5f 62 6c 6f 63 6b 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 28 68 2c 26 6e 62 73 70 3b 31 30	2c_block_process_call(h,&nbsp;10
5fca0	2c 26 6e 62 73 70 3b 62 27 5c 78 30 32 5c 78 30 35 5c 78 30 30 27 29 3c 62 72 3e 3c 62 72 3e 28	,&nbsp;b'\x02\x05\x00')<br><br>(
5fcc0	62 2c 26 6e 62 73 70 3b 64 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 62 6c	b,&nbsp;d)&nbsp;=&nbsp;pi.i2c_bl
5fce0	6f 63 6b 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 28 68 2c 26 6e 62 73 70 3b 31 30 2c 26 6e 62 73	ock_process_call(h,&nbsp;10,&nbs
5fd00	70 3b 62 27 61 62 63 64 72 27 29 3c 62 72 3e 3c 62 72 3e 28 62 2c 26 6e 62 73 70 3b 64 29 26 6e	p;b'abcdr')<br><br>(b,&nbsp;d)&n
5fd20	62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 62 6c 6f 63 6b 5f 70 72 6f 63 65 73 73 5f	bsp;=&nbsp;pi.i2c_block_process_
5fd40	63 61 6c 6c 28 68 2c 26 6e 62 73 70 3b 31 30 2c 26 6e 62 73 70 3b 22 61 62 72 61 63 61 64 22 29	call(h,&nbsp;10,&nbsp;"abracad")
5fd60	3c 62 72 3e 3c 62 72 3e 28 62 2c 26 6e 62 73 70 3b 64 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	<br><br>(b,&nbsp;d)&nbsp;=&nbsp;
5fd80	70 69 2e 69 32 63 5f 62 6c 6f 63 6b 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 28 68 2c 26 6e 62 73	pi.i2c_block_process_call(h,&nbs
5fda0	70 3b 31 30 2c 26 6e 62 73 70 3b 5b 32 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 31 36 5d 29	p;10,&nbsp;[2,&nbsp;5,&nbsp;16])
5fdc0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 63 6c 6f 73	<br></code><h3><a.name="i2c_clos
5fde0	65 22 3e 69 32 63 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61	e">i2c_close<small>(<a.href="#ha
5fe00	6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43	ndle">handle</a>)</small></h3>.C
5fe20	6c 6f 73 65 73 20 74 68 65 20 49 32 43 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20	loses.the.I2C.device.associated.
5fe40	77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50	with.handle..<br><br><b><small>P
5fe60	61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61	arameters</small></b><br><br><sa
5fe80	6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73	mp>handle:=&nbsp;&gt;=0&nbsp;(as
5fea0	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62	&nbsp;returned&nbsp;by&nbsp;a&nb
5fec0	73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	sp;prior&nbsp;call&nbsp;to&nbsp;
5fee0	3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e	<a.href="#i2c_open">i2c_open</a>
5ff00	29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	).<br></samp><br><br><b><small>E
5ff20	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
5ff40	70 69 2e 69 32 63 5f 63 6c 6f 73 65 28 68 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	pi.i2c_close(h)<br></code><h3><a
5ff60	20 6e 61 6d 65 3d 22 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e	.name="i2c_open">i2c_open<small>
5ff80	28 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 62 75 73 22 3e 69 32 63 5f 62 75 73 3c 2f 61 3e 2c	(<a.href="#i2c_bus">i2c_bus</a>,
5ffa0	20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 61 64 64 72 65 73 73 22 3e 69 32 63 5f 61 64 64 72	.<a.href="#i2c_address">i2c_addr
5ffc0	65 73 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 66 6c 61 67 73 22 3e 69 32	ess</a>,.<a.href="#i2c_flags">i2
5ffe0	63 5f 66 6c 61 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e	c_flags</a>)</small></h3>.Return
60000	00 00 00 67 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 54	...ga></td><td>................T
60020	72 61 6e 73 6d 69 74 73 20 61 20 63 68 61 69 6e 20 6f 66 20 77 61 76 65 66 6f 72 6d 73 0a 3c 2f	ransmits.a.chain.of.waveforms.</
60040	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
60060	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 74 78 5f 62 75 73	tr><tr><td><a.href="#wave_tx_bus
60080	79 22 3e 77 61 76 65 5f 74 78 5f 62 75 73 79 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	y">wave_tx_busy</a></td><td>....
600a0	20 20 20 20 20 20 20 20 20 20 43 68 65 63 6b 73 20 74 6f 20 73 65 65 20 69 66 20 74 68 65 20 77	..........Checks.to.see.if.the.w
600c0	61 76 65 66 6f 72 6d 20 68 61 73 20 65 6e 64 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	aveform.has.ended.</td></tr><tr>
600e0	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 74 78 5f 73 74 6f 70 22 3e 77 61 76 65	<td><a.href="#wave_tx_stop">wave
60100	5f 74 78 5f 73 74 6f 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20	_tx_stop</a></td><td>...........
60120	20 20 20 41 62 6f 72 74 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 0a 3c	...Aborts.the.current.waveform.<
60140	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
60160	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 6d	/tr><tr><td><a.href="#wave_get_m
60180	69 63 72 6f 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 69 63 72 6f 73 3c 2f 61 3e 3c 2f 74 64 3e 3c	icros">wave_get_micros</a></td><
601a0	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e 20 6d 69 63 72 6f 73 65 63	td>...........Length.in.microsec
601c0	6f 6e 64 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74	onds.of.the.current.waveform.</t
601e0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65	d></tr><tr><td><a.href="#wave_ge
60200	74 5f 68 69 67 68 5f 6d 69 63 72 6f 73 22 3e 77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 6d 69 63	t_high_micros">wave_get_high_mic
60220	72 6f 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 4c 65 6e 67 74 68 20 6f 66 20	ros</a></td><td>......Length.of.
60240	6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72 6d 20 73 6f 20 66 61 72 0a 3c 2f 74 64 3e 3c 2f 74	longest.waveform.so.far.</td></t
60260	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 6d 61 78	r><tr><td><a.href="#wave_get_max
60280	5f 6d 69 63 72 6f 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 6d 69 63 72 6f 73 3c 2f 61 3e	_micros">wave_get_max_micros</a>
602a0	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 41 62 73 6f 6c 75 74 65 20 6d 61 78 69 6d 75 6d	</td><td>.......Absolute.maximum
602c0	20 61 6c 6c 6f 77 65 64 20 6d 69 63 72 6f 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	.allowed.micros.</td></tr><tr><t
602e0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
60300	68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 70 75 6c 73 65 73 22 3e 77 61 76 65 5f 67 65 74	href="#wave_get_pulses">wave_get
60320	5f 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 4c	_pulses</a></td><td>...........L
60340	65 6e 67 74 68 20 69 6e 20 70 75 6c 73 65 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77	ength.in.pulses.of.the.current.w
60360	61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	aveform.</td></tr><tr><td><a.hre
60380	66 3d 22 23 77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 70 75 6c 73 65 73 22 3e 77 61 76 65 5f 67	f="#wave_get_high_pulses">wave_g
603a0	65 74 5f 68 69 67 68 5f 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	et_high_pulses</a></td><td>.....
603c0	20 4c 65 6e 67 74 68 20 6f 66 20 6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72 6d 20 73 6f 20 66	.Length.of.longest.waveform.so.f
603e0	61 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77	ar.</td></tr><tr><td><a.href="#w
60400	61 76 65 5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78	ave_get_max_pulses">wave_get_max
60420	5f 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 41 62 73 6f 6c	_pulses</a></td><td>.......Absol
60440	75 74 65 20 6d 61 78 69 6d 75 6d 20 61 6c 6c 6f 77 65 64 20 70 75 6c 73 65 73 0a 3c 2f 74 64 3e	ute.maximum.allowed.pulses.</td>
60460	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	</tr><tr><td></td><td></td></tr>
60480	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 63 62 73 22 3e	<tr><td><a.href="#wave_get_cbs">
604a0	77 61 76 65 5f 67 65 74 5f 63 62 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20	wave_get_cbs</a></td><td>.......
604c0	20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e 20 63 62 73 20 6f 66 20 74 68 65 20 63 75 72 72	.......Length.in.cbs.of.the.curr
604e0	65 6e 74 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	ent.waveform.</td></tr><tr><td><
60500	61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 63 62 73 22 3e 77 61 76 65	a.href="#wave_get_high_cbs">wave
60520	5f 67 65 74 5f 68 69 67 68 5f 63 62 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	_get_high_cbs</a></td><td>......
60540	20 20 20 4c 65 6e 67 74 68 20 6f 66 20 6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72 6d 20 73 6f	...Length.of.longest.waveform.so
60560	20 66 61 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	.far.</td></tr><tr><td><a.href="
60580	23 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63 62 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f	#wave_get_max_cbs">wave_get_max_
605a0	63 62 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 41 62 73 6f 6c 75	cbs</a></td><td>..........Absolu
605c0	74 65 20 6d 61 78 69 6d 75 6d 20 61 6c 6c 6f 77 65 64 20 63 62 73 0a 3c 2f 74 64 3e 3c 2f 74 72	te.maximum.allowed.cbs.</td></tr
605e0	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	><tr><td></td><td></td></tr><tr>
60600	3c 74 64 3e 3c 62 3e 49 32 43 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	<td><b>I2C.</b></td><td></td></t
60620	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
60640	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65	><td><a.href="#i2c_open">i2c_ope
60660	6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	n</a></td><td>..................
60680	4f 70 65 6e 73 20 61 6e 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	Opens.an.I2C.device.</td></tr><t
606a0	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 63 6c 6f 73 65 22 3e 69 32 63 5f 63	r><td><a.href="#i2c_close">i2c_c
606c0	6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	lose</a></td><td>...............
606e0	20 20 43 6c 6f 73 65 73 20 61 6e 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72	..Closes.an.I2C.device.</td></tr
60700	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	><tr><td></td><td></td></tr><tr>
60720	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b 22 3e 69	<td><a.href="#i2c_write_quick">i
60740	32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	2c_write_quick</a></td><td>.....
60760	20 20 20 20 20 20 73 6d 62 75 73 20 77 72 69 74 65 20 71 75 69 63 6b 0a 3c 2f 74 64 3e 3c 2f 74	......smbus.write.quick.</td></t
60780	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 62 79	r><tr><td><a.href="#i2c_write_by
607a0	74 65 22 3e 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	te">i2c_write_byte</a></td><td>.
607c0	20 20 20 20 20 20 20 20 20 20 20 73 6d 62 75 73 20 77 72 69 74 65 20 62 79 74 65 0a 3c 2f 74 64	...........smbus.write.byte.</td
607e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64	></tr><tr><td><a.href="#i2c_read
60800	5f 62 79 74 65 22 3e 69 32 63 5f 72 65 61 64 5f 62 79 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	_byte">i2c_read_byte</a></td><td
60820	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 73 6d 62 75 73 20 72 65 61 64 20 62 79 74 65 0a 3c 2f	>.............smbus.read.byte.</
60840	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72	td></tr><tr><td><a.href="#i2c_wr
60860	69 74 65 5f 62 79 74 65 5f 64 61 74 61 22 3e 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64 61	ite_byte_data">i2c_write_byte_da
60880	74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 73 6d 62 75 73 20 77 72 69 74	ta</a></td><td>.......smbus.writ
608a0	65 20 62 79 74 65 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	e.byte.data.</td></tr><tr><td><a
608c0	20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f 64 61 74 61 22 3e 69 32 63	.href="#i2c_write_word_data">i2c
608e0	5f 77 72 69 74 65 5f 77 6f 72 64 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	_write_word_data</a></td><td>...
60900	20 20 20 20 73 6d 62 75 73 20 77 72 69 74 65 20 77 6f 72 64 20 64 61 74 61 0a 3c 2f 74 64 3e 3c	....smbus.write.word.data.</td><
60920	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64 5f 62	/tr><tr><td><a.href="#i2c_read_b
60940	79 74 65 5f 64 61 74 61 22 3e 69 32 63 5f 72 65 61 64 5f 62 79 74 65 5f 64 61 74 61 3c 2f 61 3e	yte_data">i2c_read_byte_data</a>
60960	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 73 6d 62 75 73 20 72 65 61 64 20 62 79 74 65	</td><td>........smbus.read.byte
60980	20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	.data.</td></tr><tr><td><a.href=
609a0	22 23 69 32 63 5f 72 65 61 64 5f 77 6f 72 64 5f 64 61 74 61 22 3e 69 32 63 5f 72 65 61 64 5f 77	"#i2c_read_word_data">i2c_read_w
609c0	6f 72 64 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 73 6d 62	ord_data</a></td><td>........smb
609e0	75 73 20 72 65 61 64 20 77 6f 72 64 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	us.read.word.data.</td></tr><tr>
60a00	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 22 3e	<td><a.href="#i2c_process_call">
60a20	69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	i2c_process_call</a></td><td>...
60a40	20 20 20 20 20 20 20 73 6d 62 75 73 20 70 72 6f 63 65 73 73 20 63 61 6c 6c 0a 3c 2f 74 64 3e 3c	.......smbus.process.call.</td><
60a60	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f	/tr><tr><td><a.href="#i2c_write_
60a80	62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63 6b 5f 64 61 74 61	block_data">i2c_write_block_data
60aa0	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 73 6d 62 75 73 20 77 72 69 74 65 20 62	</a></td><td>......smbus.write.b
60ac0	6c 6f 63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	lock.data.</td></tr><tr><td><a.h
60ae0	72 65 66 3d 22 23 69 32 63 5f 72 65 61 64 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 72	ref="#i2c_read_block_data">i2c_r
60b00	65 61 64 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	ead_block_data</a></td><td>.....
60b20	20 20 73 6d 62 75 73 20 72 65 61 64 20 62 6c 6f 63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74	..smbus.read.block.data.</td></t
60b40	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 62 6c 6f 63 6b 5f 70 72	r><tr><td><a.href="#i2c_block_pr
60b60	6f 63 65 73 73 5f 63 61 6c 6c 22 3e 69 32 63 5f 62 6c 6f 63 6b 5f 70 72 6f 63 65 73 73 5f 63 61	ocess_call">i2c_block_process_ca
60b80	6c 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 73 6d 62 75 73 20 62 6c 6f 63 6b 20 70	ll</a></td><td>....smbus.block.p
60ba0	72 6f 63 65 73 73 20 63 61 6c 6c 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	rocess.call.</td></tr><tr><td></
60bc0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	td><td></td></tr><tr><td><a.href
60be0	3d 22 23 69 32 63 5f 77 72 69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63	="#i2c_write_i2c_block_data">i2c
60c00	5f 77 72 69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	_write_i2c_block_data</a></td><t
60c20	64 3e 20 20 73 6d 62 75 73 20 77 72 69 74 65 20 49 32 43 20 62 6c 6f 63 6b 20 64 61 74 61 0a 3c	d>..smbus.write.I2C.block.data.<
60c40	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72	/td></tr><tr><td><a.href="#i2c_r
60c60	65 61 64 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 72 65 61 64 5f 69 32 63	ead_i2c_block_data">i2c_read_i2c
60c80	5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 73 6d 62 75 73	_block_data</a></td><td>...smbus
60ca0	20 72 65 61 64 20 49 32 43 20 62 6c 6f 63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	.read.I2C.block.data.</td></tr><
60cc0	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
60ce0	64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64 5f 64 65 76 69 63 65 22 3e 69 32 63	d><a.href="#i2c_read_device">i2c
60d00	5f 72 65 61 64 5f 64 65 76 69 63 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20	_read_device</a></td><td>.......
60d20	20 20 20 20 52 65 61 64 73 20 74 68 65 20 72 61 77 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74	....Reads.the.raw.I2C.device.</t
60d40	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69	d></tr><tr><td><a.href="#i2c_wri
60d60	74 65 5f 64 65 76 69 63 65 22 3e 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65 3c 2f 61 3e 3c	te_device">i2c_write_device</a><
60d80	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 74 68 65 20 72 61 77	/td><td>..........Writes.the.raw
60da0	20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	.I2C.device.</td></tr><tr><td></
60dc0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	td><td></td></tr><tr><td><a.href
60de0	3d 22 23 69 32 63 5f 7a 69 70 22 3e 69 32 63 5f 7a 69 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	="#i2c_zip">i2c_zip</a></td><td>
60e00	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 65 72 66 6f 72 6d 73 20 6d 75 6c 74	...................Performs.mult
60e20	69 70 6c 65 20 49 32 43 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	iple.I2C.transactions.</td></tr>
60e40	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
60e60	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e 62 62 5f 69 32 63	td><a.href="#bb_i2c_open">bb_i2c
60e80	5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20	_open</a></td><td>..............
60ea0	20 4f 70 65 6e 73 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 0a	.Opens.GPIO.for.bit.banging.I2C.
60ec0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69	</td></tr><tr><td><a.href="#bb_i
60ee0	32 63 5f 63 6c 6f 73 65 22 3e 62 62 5f 69 32 63 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c	2c_close">bb_i2c_close</a></td><
60f00	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 47 50 49 4f 20 66 6f 72	td>..............Closes.GPIO.for
60f20	20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	.bit.banging.I2C.</td></tr><tr><
60f40	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 7a 69 70 22 3e 62 62 5f 69 32 63 5f	td><a.href="#bb_i2c_zip">bb_i2c_
60f60	7a 69 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	zip</a></td><td>................
60f80	50 65 72 66 6f 72 6d 73 20 6d 75 6c 74 69 70 6c 65 20 62 69 74 20 62 61 6e 67 65 64 20 49 32 43	Performs.multiple.bit.banged.I2C
60fa0	20 74 72 61 6e 73 61 63 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	.transactions.</td></tr><tr><td>
60fc0	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 50	</td><td></td></tr><tr><td><b>SP
60fe0	49 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	I.</b></td><td></td></tr><tr><td
61000	00 00 00 00 54 4f 52 44 41 54 41 2c 20 50 49 5f 4c 4f 57 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26	....TORDATA,.PI_LOW);<br>.<br>.&
61020	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.gp
61040	69 6f 44 65 6c 61 79 28 31 30 29 3b 26 6e 62 73 70 3b 20 2f 2f 20 31 30 20 6d 69 63 72 6f 73 0a	ioDelay(10);&nbsp;.//.10.micros.
61060	64 65 6c 61 79 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	delay<br>.<br>.&nbsp;&nbsp;&nbsp
61080	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 57 72 69 74 65 28 4d 4f 54 4f 52 43 4c 4b	;&nbsp;&nbsp;.gpioWrite(MOTORCLK
610a0	2c 20 50 49 5f 48 49 47 48 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62	,.PI_HIGH);<br>.&nbsp;&nbsp;.}<b
610c0	72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 57 72 69 74 65 28 4d	r>.<br>.&nbsp;&nbsp;.gpioWrite(M
610e0	4f 54 4f 52 4c 41 54 43 48 2c 20 50 49 5f 48 49 47 48 29 3b 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c	OTORLATCH,.PI_HIGH);<br>.}<br>.<
61100	62 72 3e 0a 76 6f 69 64 20 69 6e 69 74 28 76 6f 69 64 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e	br>.void.init(void)<br>.{<br>.&n
61120	62 73 70 3b 26 6e 62 73 70 3b 20 6c 61 74 63 68 5f 73 74 61 74 65 20 3d 20 30 3b 3c 62 72 3e 0a	bsp;&nbsp;.latch_state.=.0;<br>.
61140	3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 6c 61 74 63 68 5f 74 78 28 29 3b 3c 62 72	<br>.&nbsp;&nbsp;.latch_tx();<br
61160	3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 57 72 69 74 65 28 4d 4f	>.<br>.&nbsp;&nbsp;.gpioWrite(MO
61180	54 4f 52 45 4e 41 42 4c 45 2c 20 50 49 5f 4c 4f 57 29 3b 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62	TORENABLE,.PI_LOW);<br>.}<br>.<b
611a0	72 3e 0a 76 6f 69 64 20 44 43 4d 6f 74 6f 72 49 6e 69 74 28 75 69 6e 74 38 5f 74 20 6e 75 6d 29	r>.void.DCMotorInit(uint8_t.num)
611c0	3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73 77 69 74 63 68 20 28	<br>.{<br>.&nbsp;&nbsp;.switch.(
611e0	6e 75 6d 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73	num)<br>.&nbsp;&nbsp;.{<br>.&nbs
61200	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 63 61 73 65 20	p;&nbsp;&nbsp;&nbsp;&nbsp;.case.
61220	31 3a 20 6c 61 74 63 68 5f 73 74 61 74 65 20 26 61 6d 70 3b 3d 0a 7e 42 49 54 28 4d 4f 54 4f 52	1:.latch_state.&amp;=.~BIT(MOTOR
61240	31 5f 41 29 20 26 61 6d 70 3b 20 7e 42 49 54 28 4d 4f 54 4f 52 31 5f 42 29 3b 20 62 72 65 61 6b	1_A).&amp;.~BIT(MOTOR1_B);.break
61260	3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;<br>.&nbsp;&nbsp;&nbsp;&nbsp;&n
61280	62 73 70 3b 20 63 61 73 65 20 32 3a 20 6c 61 74 63 68 5f 73 74 61 74 65 20 26 61 6d 70 3b 3d 0a	bsp;.case.2:.latch_state.&amp;=.
612a0	7e 42 49 54 28 4d 4f 54 4f 52 32 5f 41 29 20 26 61 6d 70 3b 20 7e 42 49 54 28 4d 4f 54 4f 52 32	~BIT(MOTOR2_A).&amp;.~BIT(MOTOR2
612c0	5f 42 29 3b 20 62 72 65 61 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	_B);.break;<br>.&nbsp;&nbsp;&nbs
612e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 63 61 73 65 20 33 3a 20 6c 61 74 63 68 5f 73 74 61	p;&nbsp;&nbsp;.case.3:.latch_sta
61300	74 65 20 26 61 6d 70 3b 3d 0a 7e 42 49 54 28 4d 4f 54 4f 52 33 5f 41 29 20 26 61 6d 70 3b 20 7e	te.&amp;=.~BIT(MOTOR3_A).&amp;.~
61320	42 49 54 28 4d 4f 54 4f 52 33 5f 42 29 3b 20 62 72 65 61 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b	BIT(MOTOR3_B);.break;<br>.&nbsp;
61340	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 63 61 73 65 20 34 3a	&nbsp;&nbsp;&nbsp;&nbsp;.case.4:
61360	20 6c 61 74 63 68 5f 73 74 61 74 65 20 26 61 6d 70 3b 3d 0a 7e 42 49 54 28 4d 4f 54 4f 52 34 5f	.latch_state.&amp;=.~BIT(MOTOR4_
61380	41 29 20 26 61 6d 70 3b 20 7e 42 49 54 28 4d 4f 54 4f 52 34 5f 42 29 3b 20 62 72 65 61 6b 3b 3c	A).&amp;.~BIT(MOTOR4_B);.break;<
613a0	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	br>.&nbsp;&nbsp;&nbsp;&nbsp;&nbs
613c0	70 3b 20 64 65 66 61 75 6c 74 3a 20 72 65 74 75 72 6e 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	p;.default:.return;<br>.&nbsp;&n
613e0	62 73 70 3b 20 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 6c 61 74	bsp;.}<br>.<br>.&nbsp;&nbsp;.lat
61400	63 68 5f 74 78 28 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 70	ch_tx();<br>.<br>.&nbsp;&nbsp;.p
61420	72 69 6e 74 66 28 22 4c 61 74 63 68 3d 25 30 38 58 5c 20 22 2c 20 6c 61 74 63 68 5f 73 74 61 74	rintf("Latch=%08X\.",.latch_stat
61440	65 29 3b 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69 64 20 44 43 4d 6f 74 6f 72 52	e);<br>.}<br>.<br>.void.DCMotorR
61460	75 6e 28 75 69 6e 74 38 5f 74 20 6d 6f 74 6f 72 6e 75 6d 2c 20 75 69 6e 74 38 5f 74 20 63 6d 64	un(uint8_t.motornum,.uint8_t.cmd
61480	29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 69 6e 74 38 5f 74	)<br>.{<br>.&nbsp;&nbsp;.uint8_t
614a0	20 61 2c 20 62 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73 77 69	.a,.b;<br>.<br>.&nbsp;&nbsp;.swi
614c0	74 63 68 20 28 6d 6f 74 6f 72 6e 75 6d 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20	tch.(motornum)<br>.&nbsp;&nbsp;.
614e0	7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	{<br>.&nbsp;&nbsp;&nbsp;&nbsp;&n
61500	62 73 70 3b 20 63 61 73 65 20 31 3a 20 61 20 3d 20 4d 4f 54 4f 52 31 5f 41 3b 20 62 20 3d 20 4d	bsp;.case.1:.a.=.MOTOR1_A;.b.=.M
61520	4f 54 4f 52 31 5f 42 3b 0a 62 72 65 61 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b	OTOR1_B;.break;<br>.&nbsp;&nbsp;
61540	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 63 61 73 65 20 32 3a 20 61 20 3d 20 4d	&nbsp;&nbsp;&nbsp;.case.2:.a.=.M
61560	4f 54 4f 52 32 5f 41 3b 20 62 20 3d 20 4d 4f 54 4f 52 32 5f 42 3b 0a 62 72 65 61 6b 3b 3c 62 72	OTOR2_A;.b.=.MOTOR2_B;.break;<br
61580	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	>.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
615a0	20 63 61 73 65 20 33 3a 20 61 20 3d 20 4d 4f 54 4f 52 33 5f 41 3b 20 62 20 3d 20 4d 4f 54 4f 52	.case.3:.a.=.MOTOR3_A;.b.=.MOTOR
615c0	33 5f 42 3b 0a 62 72 65 61 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	3_B;.break;<br>.&nbsp;&nbsp;&nbs
615e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 63 61 73 65 20 34 3a 20 61 20 3d 20 4d 4f 54 4f 52	p;&nbsp;&nbsp;.case.4:.a.=.MOTOR
61600	34 5f 41 3b 20 62 20 3d 20 4d 4f 54 4f 52 34 5f 42 3b 0a 62 72 65 61 6b 3b 3c 62 72 3e 0a 26 6e	4_A;.b.=.MOTOR4_B;.break;<br>.&n
61620	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 64 65 66	bsp;&nbsp;&nbsp;&nbsp;&nbsp;.def
61640	61 75 6c 74 3a 20 72 65 74 75 72 6e 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d	ault:.return;<br>.&nbsp;&nbsp;.}
61660	3c 62 72 3e 0a 26 6e 62 73 70 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73 77 69	<br>.&nbsp;<br>.&nbsp;&nbsp;.swi
61680	74 63 68 20 28 63 6d 64 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e	tch.(cmd)<br>.&nbsp;&nbsp;.{<br>
616a0	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20	.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.
616c0	63 61 73 65 20 46 4f 52 57 41 52 44 3a 26 6e 62 73 70 3b 20 6c 61 74 63 68 5f 73 74 61 74 65 0a	case.FORWARD:&nbsp;.latch_state.
616e0	7c 3d 26 6e 62 73 70 3b 20 42 49 54 28 61 29 3b 20 6c 61 74 63 68 5f 73 74 61 74 65 20 26 61 6d	|=&nbsp;.BIT(a);.latch_state.&am
61700	70 3b 3d 20 7e 42 49 54 28 62 29 3b 20 62 72 65 61 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	p;=.~BIT(b);.break;<br>.&nbsp;&n
61720	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 63 61 73 65 20 42 41 43 4b	bsp;&nbsp;&nbsp;&nbsp;.case.BACK
61740	57 41 52 44 3a 20 6c 61 74 63 68 5f 73 74 61 74 65 20 26 61 6d 70 3b 3d 0a 7e 42 49 54 28 61 29	WARD:.latch_state.&amp;=.~BIT(a)
61760	3b 20 6c 61 74 63 68 5f 73 74 61 74 65 20 7c 3d 26 6e 62 73 70 3b 20 42 49 54 28 62 29 3b 20 62	;.latch_state.|=&nbsp;.BIT(b);.b
61780	72 65 61 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	reak;<br>.&nbsp;&nbsp;&nbsp;&nbs
617a0	70 3b 26 6e 62 73 70 3b 20 63 61 73 65 20 52 45 4c 45 41 53 45 3a 26 6e 62 73 70 3b 20 6c 61 74	p;&nbsp;.case.RELEASE:&nbsp;.lat
617c0	63 68 5f 73 74 61 74 65 0a 26 61 6d 70 3b 3d 20 7e 42 49 54 28 61 29 3b 20 6c 61 74 63 68 5f 73	ch_state.&amp;=.~BIT(a);.latch_s
617e0	74 61 74 65 20 26 61 6d 70 3b 3d 20 7e 42 49 54 28 62 29 3b 20 62 72 65 61 6b 3b 3c 62 72 3e 0a	tate.&amp;=.~BIT(b);.break;<br>.
61800	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 64	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.d
61820	65 66 61 75 6c 74 3a 20 72 65 74 75 72 6e 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b	efault:.return;<br>.&nbsp;&nbsp;
61840	20 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 6c 61 74 63 68 5f 74	.}<br>.<br>.&nbsp;&nbsp;.latch_t
61860	78 28 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 70 72 69 6e 74	x();<br>.<br>.&nbsp;&nbsp;.print
61880	66 28 22 4c 61 74 63 68 3d 25 30 38 58 5c 20 22 2c 20 6c 61 74 63 68 5f 73 74 61 74 65 29 3b 3c	f("Latch=%08X\.",.latch_state);<
618a0	62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 69 6e 74 20 6d 61 69 6e 20 28 69 6e 74 20 61 72 67	br>.}<br>.<br>.int.main.(int.arg
618c0	63 2c 20 63 68 61 72 20 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70	c,.char.*argv[])<br>.{<br>.&nbsp
618e0	3b 26 6e 62 73 70 3b 20 69 6e 74 20 69 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	;&nbsp;.int.i;<br>.<br>.&nbsp;&n
61900	62 73 70 3b 20 69 66 20 28 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 28 29 26 6c 74 3b 30 29 20	bsp;.if.(gpioInitialise()&lt;0).
61920	72 65 74 75 72 6e 20 31 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20	return.1;<br>.<br>.&nbsp;&nbsp;.
61940	67 70 69 6f 53 65 74 4d 6f 64 65 28 4d 4f 54 4f 52 4c 41 54 43 48 2c 26 6e 62 73 70 3b 20 50 49	gpioSetMode(MOTORLATCH,&nbsp;.PI
61960	5f 4f 55 54 50 55 54 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53	_OUTPUT);<br>.&nbsp;&nbsp;.gpioS
61980	65 74 4d 6f 64 65 28 4d 4f 54 4f 52 45 4e 41 42 4c 45 2c 20 50 49 5f 4f 55 54 50 55 54 29 3b 3c	etMode(MOTORENABLE,.PI_OUTPUT);<
619a0	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 4d 6f 64 65 28 4d 4f 54	br>.&nbsp;&nbsp;.gpioSetMode(MOT
619c0	4f 52 44 41 54 41 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 50 49 5f 4f 55 54 50 55 54 29 3b 3c	ORDATA,&nbsp;&nbsp;.PI_OUTPUT);<
619e0	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 4d 6f 64 65 28 4d 4f 54	br>.&nbsp;&nbsp;.gpioSetMode(MOT
61a00	4f 52 43 4c 4b 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 50 49 5f 4f 55 54 50	ORCLK,&nbsp;&nbsp;&nbsp;.PI_OUTP
61a20	55 54 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53	UT);<br>.<br>.&nbsp;&nbsp;.gpioS
61a40	65 74 4d 6f 64 65 28 4d 4f 54 4f 52 5f 33 5f 50 57 4d 2c 20 50 49 5f 4f 55 54 50 55 54 29 3b 3c	etMode(MOTOR_3_PWM,.PI_OUTPUT);<
61a60	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 4d 6f 64 65 28 4d 4f 54	br>.&nbsp;&nbsp;.gpioSetMode(MOT
61a80	4f 52 5f 34 5f 50 57 4d 2c 20 50 49 5f 4f 55 54 50 55 54 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26	OR_4_PWM,.PI_OUTPUT);<br>.<br>.&
61aa0	6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 50 57 4d 28 4d 4f 54 4f 52 5f 33 5f 50 57 4d 2c	nbsp;&nbsp;.gpioPWM(MOTOR_3_PWM,
61ac0	20 30 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 50 57 4d 28 4d 4f	.0);<br>.&nbsp;&nbsp;.gpioPWM(MO
61ae0	54 4f 52 5f 34 5f 50 57 4d 2c 20 30 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	TOR_4_PWM,.0);<br>.<br>.&nbsp;&n
61b00	62 73 70 3b 20 69 6e 69 74 28 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73	bsp;.init();<br>.<br>.&nbsp;&nbs
61b20	70 3b 20 66 6f 72 20 28 69 3d 36 30 3b 20 69 26 6c 74 3b 31 36 30 3b 20 69 2b 3d 32 30 29 3c 62	p;.for.(i=60;.i&lt;160;.i+=20)<b
61b40	72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73	r>.&nbsp;&nbsp;.{<br>.&nbsp;&nbs
61b60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 50 57 4d 28 4d 4f 54	p;&nbsp;&nbsp;&nbsp;.gpioPWM(MOT
61b80	4f 52 5f 33 5f 50 57 4d 2c 20 69 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	OR_3_PWM,.i);<br>.&nbsp;&nbsp;&n
61ba0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 50 57 4d 28 4d 4f 54 4f 52 5f 34	bsp;&nbsp;&nbsp;.gpioPWM(MOTOR_4
61bc0	5f 50 57 4d 2c 20 32 32 30 2d 69 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62	_PWM,.220-i);<br>.<br>.&nbsp;&nb
61be0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44 43 4d 6f 74 6f 72 52 75 6e	sp;&nbsp;&nbsp;&nbsp;.DCMotorRun
61c00	28 33 2c 20 46 4f 52 57 41 52 44 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	(3,.FORWARD);<br>.&nbsp;&nbsp;&n
61c20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44 43 4d 6f 74 6f 72 52 75 6e 28 34 2c 20 42	bsp;&nbsp;&nbsp;.DCMotorRun(4,.B
61c40	41 43 4b 57 41 52 44 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	ACKWARD);<br>.<br>.&nbsp;&nbsp;&
61c60	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73 6c 65 65 70 28 32 29 3b 3c 62 72 3e 0a	nbsp;&nbsp;&nbsp;.sleep(2);<br>.
61c80	3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	<br>.&nbsp;&nbsp;&nbsp;&nbsp;&nb
61ca0	73 70 3b 20 44 43 4d 6f 74 6f 72 52 75 6e 28 33 2c 20 52 45 4c 45 41 53 45 29 3b 3c 62 72 3e 0a	sp;.DCMotorRun(3,.RELEASE);<br>.
61cc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.D
61ce0	43 4d 6f 74 6f 72 52 75 6e 28 34 2c 20 52 45 4c 45 41 53 45 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a	CMotorRun(4,.RELEASE);<br>.<br>.
61d00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.s
61d20	6c 65 65 70 28 32 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	leep(2);<br>.<br>.&nbsp;&nbsp;&n
61d40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 50 57 4d 28 4d 4f 54 4f 52 5f 34	bsp;&nbsp;&nbsp;.gpioPWM(MOTOR_4
61d60	5f 50 57 4d 2c 20 69 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	_PWM,.i);<br>.&nbsp;&nbsp;&nbsp;
61d80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 50 57 4d 28 4d 4f 54 4f 52 5f 33 5f 50 57 4d	&nbsp;&nbsp;.gpioPWM(MOTOR_3_PWM
61da0	2c 20 32 32 30 2d 69 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	,.220-i);<br>.<br>.&nbsp;&nbsp;&
61dc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44 43 4d 6f 74 6f 72 52 75 6e 28 33 2c 20	nbsp;&nbsp;&nbsp;.DCMotorRun(3,.
61de0	42 41 43 4b 57 41 52 44 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	BACKWARD);<br>.&nbsp;&nbsp;&nbsp
61e00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44 43 4d 6f 74 6f 72 52 75 6e 28 34 2c 20 46 4f 52 57	;&nbsp;&nbsp;.DCMotorRun(4,.FORW
61e20	41 52 44 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	ARD);<br>.<br>.&nbsp;&nbsp;&nbsp
61e40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73 6c 65 65 70 28 32 29 3b 3c 62 72 3e 0a 3c 62 72 3e	;&nbsp;&nbsp;.sleep(2);<br>.<br>
61e60	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20	.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.
61e80	44 43 4d 6f 74 6f 72 52 75 6e 28 33 2c 20 52 45 4c 45 41 53 45 29 3b 3c 62 72 3e 0a 26 6e 62 73	DCMotorRun(3,.RELEASE);<br>.&nbs
61ea0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44 43 4d 6f 74	p;&nbsp;&nbsp;&nbsp;&nbsp;.DCMot
61ec0	6f 72 52 75 6e 28 34 2c 20 52 45 4c 45 41 53 45 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73	orRun(4,.RELEASE);<br>.<br>.&nbs
61ee0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73 6c 65 65 70	p;&nbsp;&nbsp;&nbsp;&nbsp;.sleep
61f00	28 32 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 3c 62 72 3e	(2);<br>.&nbsp;&nbsp;.}<br>.<br>
61f20	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 50 57 4d 28 4d 4f 54 4f 52 5f 34 5f 50 57	.&nbsp;&nbsp;.gpioPWM(MOTOR_4_PW
61f40	4d 2c 20 30 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 50 57 4d 28	M,.0);<br>.&nbsp;&nbsp;.gpioPWM(
61f60	4d 4f 54 4f 52 5f 33 5f 50 57 4d 2c 20 30 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b	MOTOR_3_PWM,.0);<br>.<br>.&nbsp;
61f80	26 6e 62 73 70 3b 20 44 43 4d 6f 74 6f 72 52 75 6e 28 33 2c 20 52 45 4c 45 41 53 45 29 3b 3c 62	&nbsp;.DCMotorRun(3,.RELEASE);<b
61fa0	72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44 43 4d 6f 74 6f 72 52 75 6e 28 34 2c 20 52 45	r>.&nbsp;&nbsp;.DCMotorRun(4,.RE
61fc0	4c 45 41 53 45 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70	LEASE);<br>.<br>.&nbsp;&nbsp;.gp
61fe0	69 6f 54 65 72 6d 69 6e 61 74 65 28 29 3b 3c 62 72 3e 0a 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a	ioTerminate();<br>.}<br></code>.
62000	00 00 00 64 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20 66 6f 72 20 74 68 65 20	...ds.a.handle.(&gt;=0).for.the.
62020	64 65 76 69 63 65 20 61 74 20 74 68 65 20 49 32 43 20 62 75 73 20 61 64 64 72 65 73 73 2e 0a 3c	device.at.the.I2C.bus.address..<
62040	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61	br><br><b><small>Parameters</sma
62060	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70	ll></b><br><br><samp>&nbsp;&nbsp
62080	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 32 63 5f 62 75 73 3a 3d 26 6e 62 73 70 3b 26 67 74 3b	;&nbsp;&nbsp;i2c_bus:=&nbsp;&gt;
620a0	3d 30 2e 3c 62 72 3e 69 32 63 5f 61 64 64 72 65 73 73 3a 3d 26 6e 62 73 70 3b 30 2d 30 78 37 46	=0.<br>i2c_address:=&nbsp;0-0x7F
620c0	2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 32 63 5f 66 6c 61 67 73 3a 3d 26 6e 62 73	.<br>&nbsp;&nbsp;i2c_flags:=&nbs
620e0	70 3b 30 2c 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 66 6c 61 67 73 26 6e 62 73 70 3b 61 72 65	p;0,&nbsp;no&nbsp;flags&nbsp;are
62100	26 6e 62 73 70 3b 63 75 72 72 65 6e 74 6c 79 26 6e 62 73 70 3b 64 65 66 69 6e 65 64 2e 3c 62 72	&nbsp;currently&nbsp;defined.<br
62120	3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 50 68 79 73 69 63 61 6c 6c 79 20 62 75 73 65 73	></samp><br><br>Physically.buses
62140	20 30 20 61 6e 64 20 31 20 61 72 65 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 74 68 65 20 50 69	.0.and.1.are.available.on.the.Pi
62160	2e 20 20 48 69 67 68 65 72 0a 6e 75 6d 62 65 72 65 64 20 62 75 73 65 73 20 77 69 6c 6c 20 62 65	...Higher.numbered.buses.will.be
62180	20 61 76 61 69 6c 61 62 6c 65 20 69 66 20 61 20 6b 65 72 6e 65 6c 20 73 75 70 70 6f 72 74 65 64	.available.if.a.kernel.supported
621a0	20 62 75 73 0a 6d 75 6c 74 69 70 6c 65 78 6f 72 20 69 73 20 62 65 69 6e 67 20 75 73 65 64 2e 0a	.bus.multiplexor.is.being.used..
621c0	3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 61 72 65 20 67 69 76 65 6e 20	<br><br>The.GPIO.used.are.given.
621e0	69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e	in.the.following.table..<br><br>
62200	3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32	<table.border="1".cellpadding="2
62220	22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64	".cellspacing="2"><tbody><tr><td
62240	3e 3c 2f 74 64 3e 3c 74 64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 3c 2f 74 64 3e 3c 2f	></td><td>SDA</td><td>SCL</td></
62260	74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 20 30 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c	tr><tr><td>I2C.0</td><td>0</td><
62280	74 64 3e 31 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 20 31 3c 2f 74 64 3e	td>1</td></tr><tr><td>I2C.1</td>
622a0	3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79	<td>2</td><td>3</td></tr></tbody
622c0	3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 74 68 65 20 53 4d 42 75 73 20 63	></table><br><br>For.the.SMBus.c
622e0	6f 6d 6d 61 6e 64 73 20 74 68 65 20 6c 6f 77 20 6c 65 76 65 6c 20 74 72 61 6e 73 61 63 74 69 6f	ommands.the.low.level.transactio
62300	6e 73 20 61 72 65 20 73 68 6f 77 6e 0a 61 74 20 74 68 65 20 65 6e 64 20 6f 66 20 74 68 65 20 66	ns.are.shown.at.the.end.of.the.f
62320	75 6e 63 74 69 6f 6e 20 64 65 73 63 72 69 70 74 69 6f 6e 2e 20 20 54 68 65 20 66 6f 6c 6c 6f 77	unction.description...The.follow
62340	69 6e 67 0a 61 62 62 72 65 76 69 61 74 69 6f 6e 73 20 61 72 65 20 75 73 65 64 3a 0a 3c 62 72 3e	ing.abbreviations.are.used:.<br>
62360	3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	<br><code>S&nbsp;&nbsp;&nbsp;&nb
62380	73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73 70 3b 3a 26 6e 62 73	sp;&nbsp;(1&nbsp;bit)&nbsp;:&nbs
623a0	70 3b 53 74 61 72 74 26 6e 62 73 70 3b 62 69 74 3c 62 72 3e 50 26 6e 62 73 70 3b 26 6e 62 73 70	p;Start&nbsp;bit<br>P&nbsp;&nbsp
623c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26	;&nbsp;&nbsp;&nbsp;(1&nbsp;bit)&
623e0	6e 62 73 70 3b 3a 26 6e 62 73 70 3b 53 74 6f 70 26 6e 62 73 70 3b 62 69 74 3c 62 72 3e 52 64 2f	nbsp;:&nbsp;Stop&nbsp;bit<br>Rd/
62400	57 72 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73 70 3b 3a 26 6e 62 73 70	Wr&nbsp;(1&nbsp;bit)&nbsp;:&nbsp
62420	3b 52 65 61 64 2f 57 72 69 74 65 26 6e 62 73 70 3b 62 69 74 2e 26 6e 62 73 70 3b 52 64 26 6e 62	;Read/Write&nbsp;bit.&nbsp;Rd&nb
62440	73 70 3b 65 71 75 61 6c 73 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 65	sp;equals&nbsp;1,&nbsp;Wr&nbsp;e
62460	71 75 61 6c 73 26 6e 62 73 70 3b 30 2e 3c 62 72 3e 41 2c 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70	quals&nbsp;0.<br>A,&nbsp;NA&nbsp
62480	3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73 70 3b 3a 26 6e 62 73 70 3b 41 63 63 65 70 74	;(1&nbsp;bit)&nbsp;:&nbsp;Accept
624a0	26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 61 63 63 65 70 74 26 6e	&nbsp;and&nbsp;not&nbsp;accept&n
624c0	62 73 70 3b 62 69 74 2e 3c 62 72 3e 41 64 64 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 37 26 6e	bsp;bit.<br>Addr&nbsp;&nbsp;(7&n
624e0	62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b	bsp;bits):&nbsp;I2C&nbsp;7&nbsp;
62500	62 69 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 2e 3c 62 72 3e 72 65 67 26 6e 62 73 70 3b 26 6e	bit&nbsp;address.<br>reg&nbsp;&n
62520	62 73 70 3b 26 6e 62 73 70 3b 28 38 26 6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 43 6f	bsp;&nbsp;(8&nbsp;bits):&nbsp;Co
62540	6d 6d 61 6e 64 26 6e 62 73 70 3b 62 79 74 65 2c 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70	mmand&nbsp;byte,&nbsp;which&nbsp
62560	3b 6f 66 74 65 6e 26 6e 62 73 70 3b 73 65 6c 65 63 74 73 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b	;often&nbsp;selects&nbsp;a&nbsp;
62580	72 65 67 69 73 74 65 72 2e 3c 62 72 3e 44 61 74 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 38 26	register.<br>Data&nbsp;&nbsp;(8&
625a0	6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73	nbsp;bits):&nbsp;A&nbsp;data&nbs
625c0	70 3b 62 79 74 65 2e 3c 62 72 3e 43 6f 75 6e 74 26 6e 62 73 70 3b 28 38 26 6e 62 73 70 3b 62 69	p;byte.<br>Count&nbsp;(8&nbsp;bi
625e0	74 73 29 3a 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 64 65 66 69 6e	ts):&nbsp;A&nbsp;byte&nbsp;defin
62600	69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6c 65 6e 67 74 68 26 6e 62 73 70 3b 6f 66	ing&nbsp;the&nbsp;length&nbsp;of
62620	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 6c 6f 63 6b 26 6e 62 73 70 3b 6f 70 65 72 61 74 69 6f	&nbsp;a&nbsp;block&nbsp;operatio
62640	6e 2e 3c 62 72 3e 3c 62 72 3e 5b 2e 2e 5d 3a 26 6e 62 73 70 3b 44 61 74 61 26 6e 62 73 70 3b 73	n.<br><br>[..]:&nbsp;Data&nbsp;s
62660	65 6e 74 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 65 76 69 63 65	ent&nbsp;by&nbsp;the&nbsp;device
62680	2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	.<br></code><br><br><b><small>Ex
626a0	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68	ample</small></b><br><br><code>h
626c0	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 6f 70 65 6e 28 31 2c 26 6e 62 73 70	&nbsp;=&nbsp;pi.i2c_open(1,&nbsp
626e0	3b 30 78 35 33 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 64 65 76	;0x53)&nbsp;#&nbsp;open&nbsp;dev
62700	69 63 65 26 6e 62 73 70 3b 61 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78	ice&nbsp;at&nbsp;address&nbsp;0x
62720	35 33 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 62 75 73 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f	53&nbsp;on&nbsp;bus&nbsp;1<br></
62740	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61	code><h3><a.name="i2c_process_ca
62760	6c 6c 22 3e 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	ll">i2c_process_call<small>(<a.h
62780	72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	ref="#handle">handle</a>,.<a.hre
627a0	66 3d 22 23 72 65 67 22 3e 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 77 6f 72 64	f="#reg">reg</a>,.<a.href="#word
627c0	5f 76 61 6c 22 3e 77 6f 72 64 5f 76 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	_val">word_val</a>)</small></h3>
627e0	0a 57 72 69 74 65 73 20 31 36 20 62 69 74 73 20 6f 66 20 64 61 74 61 20 74 6f 20 74 68 65 20 73	.Writes.16.bits.of.data.to.the.s
62800	70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a	pecified.register.of.the.device.
62820	61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 61 6e 64 20 72 65 61 64 73	associated.with.handle.and.reads
62840	20 31 36 20 62 69 74 73 20 6f 66 20 64 61 74 61 20 69 6e 20 72 65 74 75 72 6e 2e 0a 3c 62 72 3e	.16.bits.of.data.in.return..<br>
62860	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e	<br><b><small>Parameters</small>
62880	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 68 61	</b><br><br><samp>&nbsp;&nbsp;ha
628a0	6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70	ndle:=&nbsp;&gt;=0&nbsp;(as&nbsp
628c0	3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72	;returned&nbsp;by&nbsp;a&nbsp;pr
628e0	69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72	ior&nbsp;call&nbsp;to&nbsp;<a.hr
62900	65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72	ef="#i2c_open">i2c_open</a>).<br
62920	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;r
62940	65 67 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	eg:=&nbsp;&gt;=0,&nbsp;the&nbsp;
62960	64 65 76 69 63 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e 3c 62 72 3e 77 6f 72 64 5f 76 61	device&nbsp;register.<br>word_va
62980	6c 3a 3d 26 6e 62 73 70 3b 30 2d 36 35 35 33 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	l:=&nbsp;0-65535,&nbsp;the&nbsp;
629a0	76 61 6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 73	value&nbsp;to&nbsp;write.<br></s
629c0	61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 36 20 2d 20 50 72	amp><br><br>SMBus.2.0.5.5.6.-.Pr
629e0	6f 63 65 73 73 20 63 61 6c 6c 2e 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62	ocess.call..<code>S&nbsp;Addr&nb
62a00	73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 72 65 67 26 6e 62 73 70 3b 5b 41 5d	sp;Wr&nbsp;[A]&nbsp;reg&nbsp;[A]
62a20	26 6e 62 73 70 3b 77 6f 72 64 5f 76 61 6c 5f 4c 6f 77 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70	&nbsp;word_val_Low&nbsp;[A]&nbsp
62a40	3b 77 6f 72 64 5f 76 61 6c 5f 48 69 67 68 26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70	;word_val_High&nbsp;[A]<br>&nbsp
62a60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64	;&nbsp;&nbsp;S&nbsp;Addr&nbsp;Rd
62a80	26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 4c 6f 77 5d 26 6e 62 73 70 3b 41 26	&nbsp;[A]&nbsp;[DataLow]&nbsp;A&
62aa0	6e 62 73 70 3b 5b 44 61 74 61 48 69 67 68 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62	nbsp;[DataHigh]&nbsp;NA&nbsp;P<b
62ac0	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70	r></code><br><br><b><small>Examp
62ae0	6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 72 26 6e 62	le</small></b><br><br><code>r&nb
62b00	73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 28 68 2c	sp;=&nbsp;pi.i2c_process_call(h,
62b20	26 6e 62 73 70 3b 34 2c 26 6e 62 73 70 3b 30 78 31 32 33 31 29 3c 62 72 3e 72 26 6e 62 73 70 3b	&nbsp;4,&nbsp;0x1231)<br>r&nbsp;
62b40	3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 28 68 2c 26 6e 62	=&nbsp;pi.i2c_process_call(h,&nb
62b60	73 70 3b 36 2c 26 6e 62 73 70 3b 30 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	sp;6,&nbsp;0)<br></code><h3><a.n
62b80	61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 72 65	ame="i2c_read_block_data">i2c_re
62ba0	61 64 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68	ad_block_data<small>(<a.href="#h
62bc0	61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 72 65 67	andle">handle</a>,.<a.href="#reg
62be0	22 3e 72 65 67 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 73 20 61 20	">reg</a>)</small></h3>.Reads.a.
62c00	62 6c 6f 63 6b 20 6f 66 20 75 70 20 74 6f 20 33 32 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65	block.of.up.to.32.bytes.from.the
62c20	20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 0a 74 68 65 20 64 65 76 69 63	.specified.register.of.the.devic
62c40	65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62	e.associated.with.handle..<br><b
62c60	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f	r><b><small>Parameters</small></
62c80	62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67	b><br><br><samp>handle:=&nbsp;&g
62ca0	74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	t;=0&nbsp;(as&nbsp;returned&nbsp
62cc0	3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26	;by&nbsp;a&nbsp;prior&nbsp;call&
62ce0	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22	nbsp;to&nbsp;<a.href="#i2c_open"
62d00	3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>i2c_open</a>).<br>&nbsp;&nbsp;&
62d20	6e 62 73 70 3b 72 65 67 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 74 68 65	nbsp;reg:=&nbsp;&gt;=0,&nbsp;the
62d40	26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e 3c 62 72 3e 3c	&nbsp;device&nbsp;register.<br><
62d60	2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 37 20 2d 20	/samp><br><br>SMBus.2.0.5.5.7.-.
62d80	42 6c 6f 63 6b 20 72 65 61 64 2e 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62	Block.read..<code>S&nbsp;Addr&nb
62da0	73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 72 65 67 26 6e 62 73 70 3b 5b 41 5d	sp;Wr&nbsp;[A]&nbsp;reg&nbsp;[A]
62dc0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64	<br>&nbsp;&nbsp;&nbsp;S&nbsp;Add
62de0	72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 43 6f 75 6e 74 5d 26	r&nbsp;Rd&nbsp;[A]&nbsp;[Count]&
62e00	6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b	nbsp;A&nbsp;[Data]&nbsp;A&nbsp;[
62e20	44 61 74 61 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 41 26 6e 62 73	Data]&nbsp;A&nbsp;...&nbsp;A&nbs
62e40	70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64	p;[Data]&nbsp;NA&nbsp;P<br></cod
62e60	65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 6d 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64	e><br><br>The.amount.of.returned
62e80	20 64 61 74 61 20 69 73 20 73 65 74 20 62 79 20 74 68 65 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e	.data.is.set.by.the.device..<br>
62ea0	3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c	<br>The.returned.value.is.a.tupl
62ec0	65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 61 6e	e.of.the.number.of.bytes.read.an
62ee0	64 20 61 0a 62 79 74 65 61 72 72 61 79 20 63 6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 20 62 79 74	d.a.bytearray.containing.the.byt
62f00	65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 0a 6e	es...If.there.was.an.error.the.n
62f20	75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 77 69 6c 6c 20 62 65 20 6c 65 73 73	umber.of.bytes.read.will.be.less
62f40	20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 0a 74 68 65	.than.zero.(and.will.contain.the
62f60	20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	.error.code)..<br><br><b><small>
62f80	45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	Example</small></b><br><br><code
62fa0	3e 28 62 2c 26 6e 62 73 70 3b 64 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f	>(b,&nbsp;d)&nbsp;=&nbsp;pi.i2c_
62fc0	72 65 61 64 5f 62 6c 6f 63 6b 5f 64 61 74 61 28 68 2c 26 6e 62 73 70 3b 31 30 29 3c 62 72 3e 69	read_block_data(h,&nbsp;10)<br>i
62fe0	66 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 3a 3c 62 72 3e 26	f&nbsp;b&nbsp;&gt;=&nbsp;0:<br>&
63000	00 00 00 65 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70 72 6f 63	...enbsp;&nbsp;&nbsp;#&nbsp;proc
63020	65 73 73 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 65 6c 73 65 3a 3c 62 72 3e 26 6e 62 73 70 3b	ess&nbsp;data<br>else:<br>&nbsp;
63040	26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70 72 6f 63 65 73 73 26 6e 62 73 70 3b	&nbsp;&nbsp;#&nbsp;process&nbsp;
63060	72 65 61 64 26 6e 62 73 70 3b 66 61 69 6c 75 72 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	read&nbsp;failure<br></code><h3>
63080	3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 62 79 74 65 22 3e 69 32 63 5f 72 65 61 64	<a.name="i2c_read_byte">i2c_read
630a0	5f 62 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68	_byte<small>(<a.href="#handle">h
630c0	61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 73 20 61 20	andle</a>)</small></h3>.Reads.a.
630e0	73 69 6e 67 6c 65 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f	single.byte.from.the.device.asso
63100	63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	ciated.with.handle..<br><br><b><
63120	73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	small>Parameters</small></b><br>
63140	3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e	<br><samp>handle:=&nbsp;&gt;=0&n
63160	62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62	bsp;(as&nbsp;returned&nbsp;by&nb
63180	73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74	sp;a&nbsp;prior&nbsp;call&nbsp;t
631a0	6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f	o&nbsp;<a.href="#i2c_open">i2c_o
631c0	70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 53 4d 42 75	pen</a>).<br></samp><br><br>SMBu
631e0	73 20 32 2e 30 20 35 2e 35 2e 33 20 2d 20 52 65 63 65 69 76 65 20 62 79 74 65 2e 0a 3c 63 6f 64	s.2.0.5.5.3.-.Receive.byte..<cod
63200	65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e	e>S&nbsp;Addr&nbsp;Rd&nbsp;[A]&n
63220	62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63	bsp;[Data]&nbsp;NA&nbsp;P<br></c
63240	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73	ode><br><br><b><small>Example</s
63260	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 26 6e 62 73 70 3b 3d 26	mall></b><br><br><code>b&nbsp;=&
63280	6e 62 73 70 3b 70 69 2e 69 32 63 5f 72 65 61 64 5f 62 79 74 65 28 32 29 26 6e 62 73 70 3b 23 26	nbsp;pi.i2c_read_byte(2)&nbsp;#&
632a0	6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b	nbsp;read&nbsp;a&nbsp;byte&nbsp;
632c0	66 72 6f 6d 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64	from&nbsp;device&nbsp;2<br></cod
632e0	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 62 79 74 65 5f 64 61 74	e><h3><a.name="i2c_read_byte_dat
63300	61 22 3e 69 32 63 5f 72 65 61 64 5f 62 79 74 65 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20	a">i2c_read_byte_data<small>(<a.
63320	68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72	href="#handle">handle</a>,.<a.hr
63340	65 66 3d 22 23 72 65 67 22 3e 72 65 67 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	ef="#reg">reg</a>)</small></h3>.
63360	52 65 61 64 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 73 70 65	Reads.a.single.byte.from.the.spe
63380	63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73	cified.register.of.the.device.as
633a0	73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	sociated.with.handle..<br><br><b
633c0	3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	><small>Parameters</small></b><b
633e0	72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30	r><br><samp>handle:=&nbsp;&gt;=0
63400	26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26	&nbsp;(as&nbsp;returned&nbsp;by&
63420	6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70	nbsp;a&nbsp;prior&nbsp;call&nbsp
63440	3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63	;to&nbsp;<a.href="#i2c_open">i2c
63460	5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	_open</a>).<br>&nbsp;&nbsp;&nbsp
63480	3b 72 65 67 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	;reg:=&nbsp;&gt;=0,&nbsp;the&nbs
634a0	70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e 3c 62 72 3e 3c 2f 73 61 6d	p;device&nbsp;register.<br></sam
634c0	70 3e 3c 62 72 3e 3c 62 72 3e 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 35 20 2d 20 52 65 61 64	p><br><br>SMBus.2.0.5.5.5.-.Read
634e0	20 62 79 74 65 2e 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72	.byte..<code>S&nbsp;Addr&nbsp;Wr
63500	26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 72 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70	&nbsp;[A]&nbsp;reg&nbsp;[A]&nbsp
63520	3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62	;S&nbsp;Addr&nbsp;Rd&nbsp;[A]&nb
63540	73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f	sp;[Data]&nbsp;NA&nbsp;P<br></co
63560	64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	de><br><br><b><small>Example</sm
63580	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 26 6e 62 73 70 3b 72 65 61	all></b><br><br><code>#&nbsp;rea
635a0	64 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 66 72 6f 6d 26 6e 62 73 70 3b 72 65 67 26 6e	d&nbsp;byte&nbsp;from&nbsp;reg&n
635c0	62 73 70 3b 31 37 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b	bsp;17&nbsp;of&nbsp;device&nbsp;
635e0	32 3c 62 72 3e 62 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 72 65 61 64 5f 62	2<br>b&nbsp;=&nbsp;pi.i2c_read_b
63600	79 74 65 5f 64 61 74 61 28 32 2c 26 6e 62 73 70 3b 31 37 29 3c 62 72 3e 3c 62 72 3e 23 26 6e 62	yte_data(2,&nbsp;17)<br><br>#&nb
63620	73 70 3b 72 65 61 64 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 66 72 6f 6d 26 6e 62 73 70	sp;read&nbsp;byte&nbsp;from&nbsp
63640	3b 72 65 67 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64	;reg&nbsp;&nbsp;1&nbsp;of&nbsp;d
63660	65 76 69 63 65 26 6e 62 73 70 3b 30 3c 62 72 3e 62 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69	evice&nbsp;0<br>b&nbsp;=&nbsp;pi
63680	2e 69 32 63 5f 72 65 61 64 5f 62 79 74 65 5f 64 61 74 61 28 30 2c 26 6e 62 73 70 3b 31 29 3c 62	.i2c_read_byte_data(0,&nbsp;1)<b
636a0	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 64	r></code><h3><a.name="i2c_read_d
636c0	65 76 69 63 65 22 3e 69 32 63 5f 72 65 61 64 5f 64 65 76 69 63 65 3c 73 6d 61 6c 6c 3e 28 3c 61	evice">i2c_read_device<small>(<a
636e0	20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68	.href="#handle">handle</a>,.<a.h
63700	72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c	ref="#count">count</a>)</small><
63720	2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 72 65 61 64 20 66 72	/h3>.Returns.count.bytes.read.fr
63740	6f 6d 20 74 68 65 20 72 61 77 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 0a 77 69 74	om.the.raw.device.associated.wit
63760	68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61	h.handle..<br><br><b><small>Para
63780	6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e	meters</small></b><br><br><samp>
637a0	68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62	handle:=&nbsp;&gt;=0&nbsp;(as&nb
637c0	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b	sp;returned&nbsp;by&nbsp;a&nbsp;
637e0	70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20	prior&nbsp;call&nbsp;to&nbsp;<a.
63800	68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c	href="#i2c_open">i2c_open</a>).<
63820	62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 30 2c 26 6e 62 73	br>&nbsp;count:=&nbsp;&gt;0,&nbs
63840	70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62	p;the&nbsp;number&nbsp;of&nbsp;b
63860	79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 73 61 6d	ytes&nbsp;to&nbsp;read.<br></sam
63880	70 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70	p><br><br><code>S&nbsp;Addr&nbsp
638a0	3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 41 26	;Rd&nbsp;[A]&nbsp;[Data]&nbsp;A&
638c0	6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70	nbsp;[Data]&nbsp;A&nbsp;...&nbsp
638e0	3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72	;A&nbsp;[Data]&nbsp;NA&nbsp;P<br
63900	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c	></code><br><br>The.returned.val
63920	75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62	ue.is.a.tuple.of.the.number.of.b
63940	79 74 65 73 20 72 65 61 64 20 61 6e 64 20 61 0a 62 79 74 65 61 72 72 61 79 20 63 6f 6e 74 61 69	ytes.read.and.a.bytearray.contai
63960	6e 69 6e 67 20 74 68 65 20 62 79 74 65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77 61 73 20 61 6e	ning.the.bytes...If.there.was.an
63980	20 65 72 72 6f 72 20 74 68 65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20	.error.the.number.of.bytes.read.
639a0	77 69 6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77 69 6c 6c	will.be.less.than.zero.(and.will
639c0	20 63 6f 6e 74 61 69 6e 0a 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62	.contain.the.error.code)..<br><b
639e0	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	r><b><small>Example</small></b><
63a00	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 28 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61 74 61 29 26	br><br><code>(count,&nbsp;data)&
63a20	6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 72 65 61 64 5f 64 65 76 69 63 65 28 68	nbsp;=&nbsp;pi.i2c_read_device(h
63a40	2c 26 6e 62 73 70 3b 31 32 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	,&nbsp;12)<br></code><h3><a.name
63a60	3d 22 69 32 63 5f 72 65 61 64 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 72	="i2c_read_i2c_block_data">i2c_r
63a80	65 61 64 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	ead_i2c_block_data<small>(<a.hre
63aa0	66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	f="#handle">handle</a>,.<a.href=
63ac0	22 23 72 65 67 22 3e 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22	"#reg">reg</a>,.<a.href="#count"
63ae0	3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 73 20 63	>count</a>)</small></h3>.Reads.c
63b00	6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65	ount.bytes.from.the.specified.re
63b20	67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20	gister.of.the.device.associated.
63b40	77 69 74 68 20 68 61 6e 64 6c 65 20 2e 20 20 54 68 65 20 63 6f 75 6e 74 20 6d 61 79 20 62 65 20	with.handle....The.count.may.be.
63b60	31 2d 33 32 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65	1-32..<br><br><b><small>Paramete
63b80	72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64	rs</small></b><br><br><samp>hand
63ba0	6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72	le:=&nbsp;&gt;=0&nbsp;(as&nbsp;r
63bc0	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f	eturned&nbsp;by&nbsp;a&nbsp;prio
63be0	72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	r&nbsp;call&nbsp;to&nbsp;<a.href
63c00	3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26	="#i2c_open">i2c_open</a>).<br>&
63c20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 65 67 3a 3d 26 6e 62 73 70 3b 26 67 74 3b	nbsp;&nbsp;&nbsp;reg:=&nbsp;&gt;
63c40	3d 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 72 65	=0,&nbsp;the&nbsp;device&nbsp;re
63c60	67 69 73 74 65 72 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 3d 26 6e 62 73 70 3b 26 67	gister.<br>&nbsp;count:=&nbsp;&g
63c80	74 3b 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f	t;0,&nbsp;the&nbsp;number&nbsp;o
63ca0	66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c	f&nbsp;bytes&nbsp;to&nbsp;read.<
63cc0	62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41	br></samp><br><br><code>S&nbsp;A
63ce0	64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 72 65 67 26 6e 62	ddr&nbsp;Wr&nbsp;[A]&nbsp;reg&nb
63d00	73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62	sp;[A]<br>&nbsp;&nbsp;&nbsp;S&nb
63d20	73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44	sp;Addr&nbsp;Rd&nbsp;[A]&nbsp;[D
63d40	61 74 61 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 41 26 6e	ata]&nbsp;A&nbsp;[Data]&nbsp;A&n
63d60	62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b	bsp;...&nbsp;A&nbsp;[Data]&nbsp;
63d80	4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20	NA&nbsp;P<br></code><br><br>The.
63da0	72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65	returned.value.is.a.tuple.of.the
63dc0	20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 61 6e 64 20 61 0a 62 79 74 65	.number.of.bytes.read.and.a.byte
63de0	61 72 72 61 79 20 63 6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 20 62 79 74 65 73 2e 20 20 49 66 20	array.containing.the.bytes...If.
63e00	74 68 65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 0a 6e 75 6d 62 65 72 20 6f 66	there.was.an.error.the.number.of
63e20	20 62 79 74 65 73 20 72 65 61 64 20 77 69 6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a 65	.bytes.read.will.be.less.than.ze
63e40	72 6f 20 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 0a 74 68 65 20 65 72 72 6f 72 20 63	ro.(and.will.contain.the.error.c
63e60	6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	ode)..<br><br><b><small>Example<
63e80	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 28 62 2c 26 6e 62 73	/small></b><br><br><code>(b,&nbs
63ea0	70 3b 64 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 72 65 61 64 5f 69 32 63	p;d)&nbsp;=&nbsp;pi.i2c_read_i2c
63ec0	5f 62 6c 6f 63 6b 5f 64 61 74 61 28 68 2c 26 6e 62 73 70 3b 34 2c 26 6e 62 73 70 3b 33 32 29 3c	_block_data(h,&nbsp;4,&nbsp;32)<
63ee0	62 72 3e 69 66 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 3a 3c	br>if&nbsp;b&nbsp;&gt;=&nbsp;0:<
63f00	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70 72 6f 63	br>&nbsp;&nbsp;&nbsp;#&nbsp;proc
63f20	65 73 73 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 65 6c 73 65 3a 3c 62 72 3e 26 6e 62 73 70 3b	ess&nbsp;data<br>else:<br>&nbsp;
63f40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70 72 6f 63 65 73 73 26 6e 62 73 70 3b	&nbsp;&nbsp;#&nbsp;process&nbsp;
63f60	72 65 61 64 26 6e 62 73 70 3b 66 61 69 6c 75 72 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	read&nbsp;failure<br></code><h3>
63f80	3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 77 6f 72 64 5f 64 61 74 61 22 3e 69 32 63	<a.name="i2c_read_word_data">i2c
63fa0	5f 72 65 61 64 5f 77 6f 72 64 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	_read_word_data<small>(<a.href="
63fc0	23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 72	#handle">handle</a>,.<a.href="#r
63fe0	65 67 22 3e 72 65 67 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 73 20	eg">reg</a>)</small></h3>.Reads.
64000	00 00 00 66 61 20 73 69 6e 67 6c 65 20 31 36 20 62 69 74 20 77 6f 72 64 20 66 72 6f 6d 20 74 68	...fa.single.16.bit.word.from.th
64020	65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 0a 64 65 76 69	e.specified.register.of.the.devi
64040	63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c	ce.associated.with.handle..<br><
64060	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c	br><b><small>Parameters</small><
64080	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26	/b><br><br><samp>handle:=&nbsp;&
640a0	67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73	gt;=0&nbsp;(as&nbsp;returned&nbs
640c0	70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c	p;by&nbsp;a&nbsp;prior&nbsp;call
640e0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e	&nbsp;to&nbsp;<a.href="#i2c_open
64100	22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	">i2c_open</a>).<br>&nbsp;&nbsp;
64120	26 6e 62 73 70 3b 72 65 67 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 74 68	&nbsp;reg:=&nbsp;&gt;=0,&nbsp;th
64140	65 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e 3c 62 72 3e	e&nbsp;device&nbsp;register.<br>
64160	3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 35 20 2d	</samp><br><br>SMBus.2.0.5.5.5.-
64180	20 52 65 61 64 20 77 6f 72 64 2e 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62	.Read.word..<code>S&nbsp;Addr&nb
641a0	73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 72 65 67 26 6e 62 73 70 3b 5b 41 5d	sp;Wr&nbsp;[A]&nbsp;reg&nbsp;[A]
641c0	26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b	&nbsp;S&nbsp;Addr&nbsp;Rd&nbsp;[
641e0	41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 4c 6f 77 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44	A]&nbsp;[DataLow]&nbsp;A&nbsp;[D
64200	61 74 61 48 69 67 68 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64	ataHigh]&nbsp;NA&nbsp;P<br></cod
64220	65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61	e><br><br><b><small>Example</sma
64240	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 26 6e 62 73 70 3b 72 65 61 64	ll></b><br><br><code>#&nbsp;read
64260	26 6e 62 73 70 3b 77 6f 72 64 26 6e 62 73 70 3b 66 72 6f 6d 26 6e 62 73 70 3b 72 65 67 26 6e 62	&nbsp;word&nbsp;from&nbsp;reg&nb
64280	73 70 3b 32 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 33 3c	sp;2&nbsp;of&nbsp;device&nbsp;3<
642a0	62 72 3e 77 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 72 65 61 64 5f 77 6f 72	br>w&nbsp;=&nbsp;pi.i2c_read_wor
642c0	64 5f 64 61 74 61 28 33 2c 26 6e 62 73 70 3b 32 29 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b	d_data(3,&nbsp;2)<br><br>#&nbsp;
642e0	72 65 61 64 26 6e 62 73 70 3b 77 6f 72 64 26 6e 62 73 70 3b 66 72 6f 6d 26 6e 62 73 70 3b 72 65	read&nbsp;word&nbsp;from&nbsp;re
64300	67 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73	g&nbsp;7&nbsp;of&nbsp;device&nbs
64320	70 3b 32 3c 62 72 3e 77 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 72 65 61 64	p;2<br>w&nbsp;=&nbsp;pi.i2c_read
64340	5f 77 6f 72 64 5f 64 61 74 61 28 32 2c 26 6e 62 73 70 3b 37 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e	_word_data(2,&nbsp;7)<br></code>
64360	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63 6b 5f 64 61 74	<h3><a.name="i2c_write_block_dat
64380	61 22 3e 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c	a">i2c_write_block_data<small>(<
643a0	61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20	a.href="#handle">handle</a>,.<a.
643c0	68 72 65 66 3d 22 23 72 65 67 22 3e 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64	href="#reg">reg</a>,.<a.href="#d
643e0	61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57 72 69 74	ata">data</a>)</small></h3>.Writ
64400	65 73 20 75 70 20 74 6f 20 33 32 20 62 79 74 65 73 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69	es.up.to.32.bytes.to.the.specifi
64420	65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69	ed.register.of.the.device.associ
64440	61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	ated.with.handle..<br><br><b><sm
64460	61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62	all>Parameters</small></b><br><b
64480	72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73	r><samp>handle:=&nbsp;&gt;=0&nbs
644a0	70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70	p;(as&nbsp;returned&nbsp;by&nbsp
644c0	3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26	;a&nbsp;prior&nbsp;call&nbsp;to&
644e0	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65	nbsp;<a.href="#i2c_open">i2c_ope
64500	6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 65 67	n</a>).<br>&nbsp;&nbsp;&nbsp;reg
64520	3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 65	:=&nbsp;&gt;=0,&nbsp;the&nbsp;de
64540	76 69 63 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	vice&nbsp;register.<br>&nbsp;&nb
64560	73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62	sp;data:=&nbsp;the&nbsp;bytes&nb
64580	73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e	sp;to&nbsp;write.<br></samp><br>
645a0	3c 62 72 3e 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 37 20 2d 20 42 6c 6f 63 6b 20 77 72 69 74	<br>SMBus.2.0.5.5.7.-.Block.writ
645c0	65 2e 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73	e..<code>S&nbsp;Addr&nbsp;Wr&nbs
645e0	70 3b 5b 41 5d 26 6e 62 73 70 3b 72 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 6c 65 6e	p;[A]&nbsp;reg&nbsp;[A]&nbsp;len
64600	28 64 61 74 61 29 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 64 61 74 61 30 26 6e 62 73 70 3b	(data)&nbsp;[A]&nbsp;data0&nbsp;
64620	5b 41 5d 26 6e 62 73 70 3b 64 61 74 61 31 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e	[A]&nbsp;data1&nbsp;[A]&nbsp;...
64640	26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 64	&nbsp;[A]<br>&nbsp;&nbsp;&nbsp;d
64660	61 74 61 6e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	atan&nbsp;[A]&nbsp;P<br></code><
64680	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e	br><br><b><small>Example</small>
646a0	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 62	</b><br><br><code>pi.i2c_write_b
646c0	6c 6f 63 6b 5f 64 61 74 61 28 34 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 62 27 68 65 6c 6c	lock_data(4,&nbsp;5,&nbsp;b'hell
646e0	6f 27 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63 6b 5f 64 61	o')<br><br>pi.i2c_write_block_da
64700	74 61 28 34 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 22 64 61 74 61 26 6e 62 73 70 3b 62 79	ta(4,&nbsp;5,&nbsp;"data&nbsp;by
64720	74 65 73 22 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63 6b 5f	tes")<br><br>pi.i2c_write_block_
64740	64 61 74 61 28 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 62 27 5c 78 30 30 5c 78 30 31 5c	data(5,&nbsp;0,&nbsp;b'\x00\x01\
64760	78 32 32 27 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63 6b 5f	x22')<br><br>pi.i2c_write_block_
64780	64 61 74 61 28 36 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 5b 30 2c 26 6e 62 73 70 3b 31 2c	data(6,&nbsp;2,&nbsp;[0,&nbsp;1,
647a0	26 6e 62 73 70 3b 30 78 32 32 5d 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	&nbsp;0x22])<br></code><h3><a.na
647c0	6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 22 3e 69 32 63 5f 77 72 69 74 65 5f 62 79	me="i2c_write_byte">i2c_write_by
647e0	74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64	te<small>(<a.href="#handle">hand
64800	6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 79 74 65 5f 76 61 6c 22 3e 62 79 74 65	le</a>,.<a.href="#byte_val">byte
64820	5f 76 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 6e 64 73 20 61 20 73	_val</a>)</small></h3>.Sends.a.s
64840	69 6e 67 6c 65 20 62 79 74 65 20 74 6f 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61	ingle.byte.to.the.device.associa
64860	74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	ted.with.handle..<br><br><b><sma
64880	6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	ll>Parameters</small></b><br><br
648a0	3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70	><samp>&nbsp;&nbsp;handle:=&nbsp
648c0	3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0&nbsp;(as&nbsp;returned&n
648e0	62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61	bsp;by&nbsp;a&nbsp;prior&nbsp;ca
64900	6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70	ll&nbsp;to&nbsp;<a.href="#i2c_op
64920	65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 62 79 74 65 5f 76 61 6c 3a 3d	en">i2c_open</a>).<br>byte_val:=
64940	26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65	&nbsp;0-255,&nbsp;the&nbsp;value
64960	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c	&nbsp;to&nbsp;write.<br></samp><
64980	62 72 3e 3c 62 72 3e 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 32 20 2d 20 53 65 6e 64 20 62 79	br><br>SMBus.2.0.5.5.2.-.Send.by
649a0	74 65 2e 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62	te..<code>S&nbsp;Addr&nbsp;Wr&nb
649c0	73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 79 74 65 5f 76 61 6c 26 6e 62 73 70 3b 5b 41 5d 26 6e 62	sp;[A]&nbsp;byte_val&nbsp;[A]&nb
649e0	73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	sp;P<br></code><br><br><b><small
64a00	3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	>Example</small></b><br><br><cod
64a20	65 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 28 31 2c 26 6e 62 73 70 3b 31 37 29 26	e>pi.i2c_write_byte(1,&nbsp;17)&
64a40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 65 6e 64 26 6e 62 73	nbsp;&nbsp;&nbsp;#&nbsp;send&nbs
64a60	70 3b 62 79 74 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b	p;byte&nbsp;&nbsp;&nbsp;17&nbsp;
64a80	74 6f 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 31 3c 62 72 3e 70 69 2e 69 32 63 5f	to&nbsp;device&nbsp;1<br>pi.i2c_
64aa0	77 72 69 74 65 5f 62 79 74 65 28 32 2c 26 6e 62 73 70 3b 30 78 32 33 29 26 6e 62 73 70 3b 23 26	write_byte(2,&nbsp;0x23)&nbsp;#&
64ac0	6e 62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 30 78 32 33 26 6e 62	nbsp;send&nbsp;byte&nbsp;0x23&nb
64ae0	73 70 3b 74 6f 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f	sp;to&nbsp;device&nbsp;2<br></co
64b00	64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64	de><h3><a.name="i2c_write_byte_d
64b20	61 74 61 22 3e 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28	ata">i2c_write_byte_data<small>(
64b40	3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61	<a.href="#handle">handle</a>,.<a
64b60	20 68 72 65 66 3d 22 23 72 65 67 22 3e 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	.href="#reg">reg</a>,.<a.href="#
64b80	62 79 74 65 5f 76 61 6c 22 3e 62 79 74 65 5f 76 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c	byte_val">byte_val</a>)</small><
64ba0	2f 68 33 3e 0a 57 72 69 74 65 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 74 6f 20 74 68 65	/h3>.Writes.a.single.byte.to.the
64bc0	20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63	.specified.register.of.the.devic
64be0	65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62	e.associated.with.handle..<br><b
64c00	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f	r><b><small>Parameters</small></
64c20	62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 68 61 6e 64	b><br><br><samp>&nbsp;&nbsp;hand
64c40	6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72	le:=&nbsp;&gt;=0&nbsp;(as&nbsp;r
64c60	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f	eturned&nbsp;by&nbsp;a&nbsp;prio
64c80	72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	r&nbsp;call&nbsp;to&nbsp;<a.href
64ca0	3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26	="#i2c_open">i2c_open</a>).<br>&
64cc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 65 67	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;reg
64ce0	3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 65	:=&nbsp;&gt;=0,&nbsp;the&nbsp;de
64d00	76 69 63 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e 3c 62 72 3e 62 79 74 65 5f 76 61 6c 3a	vice&nbsp;register.<br>byte_val:
64d20	3d 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75	=&nbsp;0-255,&nbsp;the&nbsp;valu
64d40	65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e	e&nbsp;to&nbsp;write.<br></samp>
64d60	3c 62 72 3e 3c 62 72 3e 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 34 20 2d 20 57 72 69 74 65 20	<br><br>SMBus.2.0.5.5.4.-.Write.
64d80	62 79 74 65 2e 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26	byte..<code>S&nbsp;Addr&nbsp;Wr&
64da0	6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 72 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b	nbsp;[A]&nbsp;reg&nbsp;[A]&nbsp;
64dc0	62 79 74 65 5f 76 61 6c 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f	byte_val&nbsp;[A]&nbsp;P<br></co
64de0	64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	de><br><br><b><small>Example</sm
64e00	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 26 6e 62 73 70 3b 73 65 6e	all></b><br><br><code>#&nbsp;sen
64e20	64 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 30 78 43 35 26 6e 62 73 70 3b 74 6f 26 6e 62	d&nbsp;byte&nbsp;0xC5&nbsp;to&nb
64e40	73 70 3b 72 65 67 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64 65 76 69 63	sp;reg&nbsp;2&nbsp;of&nbsp;devic
64e60	65 26 6e 62 73 70 3b 31 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64 61	e&nbsp;1<br>pi.i2c_write_byte_da
64e80	74 61 28 31 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 30 78 43 35 29 3c 62 72 3e 3c 62 72 3e	ta(1,&nbsp;2,&nbsp;0xC5)<br><br>
64ea0	23 26 6e 62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 39 26 6e 62 73	#&nbsp;send&nbsp;byte&nbsp;9&nbs
64ec0	70 3b 74 6f 26 6e 62 73 70 3b 72 65 67 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 6f 66 26 6e 62 73	p;to&nbsp;reg&nbsp;4&nbsp;of&nbs
64ee0	70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 32 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f	p;device&nbsp;2<br>pi.i2c_write_
64f00	62 79 74 65 5f 64 61 74 61 28 32 2c 26 6e 62 73 70 3b 34 2c 26 6e 62 73 70 3b 39 29 3c 62 72 3e	byte_data(2,&nbsp;4,&nbsp;9)<br>
64f20	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 64 65	</code><h3><a.name="i2c_write_de
64f40	76 69 63 65 22 3e 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65 3c 73 6d 61 6c 6c 3e 28 3c 61	vice">i2c_write_device<small>(<a
64f60	20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68	.href="#handle">handle</a>,.<a.h
64f80	72 65 66 3d 22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	ref="#data">data</a>)</small></h
64fa0	33 3e 0a 57 72 69 74 65 73 20 74 68 65 20 64 61 74 61 20 62 79 74 65 73 20 74 6f 20 74 68 65 20	3>.Writes.the.data.bytes.to.the.
64fc0	72 61 77 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c	raw.device.associated.with.handl
64fe0	65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c	e..<br><br><b><small>Parameters<
65000	00 00 00 6c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e	...l/small></b><br><br><samp>han
65020	64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b	dle:=&nbsp;&gt;=0&nbsp;(as&nbsp;
65040	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69	returned&nbsp;by&nbsp;a&nbsp;pri
65060	6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65	or&nbsp;call&nbsp;to&nbsp;<a.hre
65080	66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e	f="#i2c_open">i2c_open</a>).<br>
650a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	&nbsp;&nbsp;data:=&nbsp;the&nbsp
650c0	3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f	;bytes&nbsp;to&nbsp;write.<br></
650e0	73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e	samp><br><br><code>S&nbsp;Addr&n
65100	62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 64 61 74 61 30 26 6e 62 73 70 3b	bsp;Wr&nbsp;[A]&nbsp;data0&nbsp;
65120	5b 41 5d 26 6e 62 73 70 3b 64 61 74 61 31 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e	[A]&nbsp;data1&nbsp;[A]&nbsp;...
65140	26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 64 61 74 61 6e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62	&nbsp;[A]&nbsp;datan&nbsp;[A]&nb
65160	73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	sp;P<br></code><br><br><b><small
65180	3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	>Example</small></b><br><br><cod
651a0	65 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65 28 68 2c 26 6e 62 73 70 3b 62 22	e>pi.i2c_write_device(h,&nbsp;b"
651c0	5c 78 31 32 5c 78 33 34 5c 78 41 38 22 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69	\x12\x34\xA8")<br><br>pi.i2c_wri
651e0	74 65 5f 64 65 76 69 63 65 28 68 2c 26 6e 62 73 70 3b 62 22 68 65 6c 70 22 29 3c 62 72 3e 3c 62	te_device(h,&nbsp;b"help")<br><b
65200	72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65 28 68 2c 26 6e 62 73 70 3b 27 68	r>pi.i2c_write_device(h,&nbsp;'h
65220	65 6c 70 27 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65	elp')<br><br>pi.i2c_write_device
65240	28 68 2c 26 6e 62 73 70 3b 5b 32 33 2c 26 6e 62 73 70 3b 35 36 2c 26 6e 62 73 70 3b 32 33 31 5d	(h,&nbsp;[23,&nbsp;56,&nbsp;231]
65260	29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69	)<br></code><h3><a.name="i2c_wri
65280	74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 77 72 69 74 65 5f 69 32 63	te_i2c_block_data">i2c_write_i2c
652a0	5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e	_block_data<small>(<a.href="#han
652c0	64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 72 65 67 22 3e	dle">handle</a>,.<a.href="#reg">
652e0	72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61	reg</a>,.<a.href="#data">data</a
65300	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57 72 69 74 65 73 20 64 61 74 61 20 62 79 74 65	>)</small></h3>.Writes.data.byte
65320	73 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74	s.to.the.specified.register.of.t
65340	68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65	he.device.associated.with.handle
65360	20 2e 20 20 31 2d 33 32 20 62 79 74 65 73 20 6d 61 79 20 62 65 20 77 72 69 74 74 65 6e 2e 0a 3c	....1-32.bytes.may.be.written..<
65380	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61	br><br><b><small>Parameters</sma
653a0	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62	ll></b><br><br><samp>handle:=&nb
653c0	73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64	sp;&gt;=0&nbsp;(as&nbsp;returned
653e0	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b	&nbsp;by&nbsp;a&nbsp;prior&nbsp;
65400	63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f	call&nbsp;to&nbsp;<a.href="#i2c_
65420	6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	open">i2c_open</a>).<br>&nbsp;&n
65440	62 73 70 3b 26 6e 62 73 70 3b 72 65 67 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73	bsp;&nbsp;reg:=&nbsp;&gt;=0,&nbs
65460	70 3b 74 68 65 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e	p;the&nbsp;device&nbsp;register.
65480	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26	<br>&nbsp;&nbsp;data:=&nbsp;the&
654a0	6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62	nbsp;bytes&nbsp;to&nbsp;write.<b
654c0	72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64	r></samp><br><br><code>S&nbsp;Ad
654e0	64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 72 65 67 26 6e 62 73	dr&nbsp;Wr&nbsp;[A]&nbsp;reg&nbs
65500	70 3b 5b 41 5d 26 6e 62 73 70 3b 64 61 74 61 30 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 64	p;[A]&nbsp;data0&nbsp;[A]&nbsp;d
65520	61 74 61 31 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 5b 41 5d 26	ata1&nbsp;[A]&nbsp;...&nbsp;[A]&
65540	6e 62 73 70 3b 64 61 74 61 6e 26 6e 62 73 70 3b 5b 4e 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c	nbsp;datan&nbsp;[NA]&nbsp;P<br><
65560	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	/code><br><br><b><small>Example<
65580	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 69 32 63 5f	/small></b><br><br><code>pi.i2c_
655a0	77 72 69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 28 34 2c 26 6e 62 73 70 3b 35 2c 26	write_i2c_block_data(4,&nbsp;5,&
655c0	6e 62 73 70 3b 27 68 65 6c 6c 6f 27 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74	nbsp;'hello')<br><br>pi.i2c_writ
655e0	65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 28 34 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70	e_i2c_block_data(4,&nbsp;5,&nbsp
65600	3b 62 27 68 65 6c 6c 6f 27 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 69	;b'hello')<br><br>pi.i2c_write_i
65620	32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 28 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 62 27	2c_block_data(5,&nbsp;0,&nbsp;b'
65640	5c 78 30 30 5c 78 30 31 5c 78 32 32 27 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69	\x00\x01\x22')<br><br>pi.i2c_wri
65660	74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 28 36 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73	te_i2c_block_data(6,&nbsp;2,&nbs
65680	70 3b 5b 30 2c 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 30 78 32 32 5d 29 3c 62 72 3e 3c 2f 63	p;[0,&nbsp;1,&nbsp;0x22])<br></c
656a0	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b	ode><h3><a.name="i2c_write_quick
656c0	22 3e 69 32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	">i2c_write_quick<small>(<a.href
656e0	3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	="#handle">handle</a>,.<a.href="
65700	23 62 69 74 22 3e 62 69 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 6e 64	#bit">bit</a>)</small></h3>.Send
65720	73 20 61 20 73 69 6e 67 6c 65 20 62 69 74 20 74 6f 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73	s.a.single.bit.to.the.device.ass
65740	6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e	ociated.with.handle..<br><br><b>
65760	3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<small>Parameters</small></b><br
65780	3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26	><br><samp>handle:=&nbsp;&gt;=0&
657a0	6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	nbsp;(as&nbsp;returned&nbsp;by&n
657c0	62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b	bsp;a&nbsp;prior&nbsp;call&nbsp;
657e0	74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f	to&nbsp;<a.href="#i2c_open">i2c_
65800	6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	open</a>).<br>&nbsp;&nbsp;&nbsp;
65820	62 69 74 3a 3d 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 31 2c 26 6e 62 73	bit:=&nbsp;0&nbsp;or&nbsp;1,&nbs
65840	70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72	p;the&nbsp;value&nbsp;to&nbsp;wr
65860	69 74 65 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 53 4d 42 75 73 20 32 2e 30	ite.<br></samp><br><br>SMBus.2.0
65880	20 35 2e 35 2e 31 20 2d 20 51 75 69 63 6b 20 63 6f 6d 6d 61 6e 64 2e 0a 3c 63 6f 64 65 3e 53 26	.5.5.1.-.Quick.command..<code>S&
658a0	6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70	nbsp;Addr&nbsp;bit&nbsp;[A]&nbsp
658c0	3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	;P<br></code><br><br><b><small>E
658e0	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
65900	70 69 2e 69 32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b 28 30 2c 26 6e 62 73 70 3b 31 29 26 6e 62	pi.i2c_write_quick(0,&nbsp;1)&nb
65920	73 70 3b 23 26 6e 62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 74 6f 26 6e 62	sp;#&nbsp;send&nbsp;1&nbsp;to&nb
65940	73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 30 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65	sp;device&nbsp;0<br>pi.i2c_write
65960	5f 71 75 69 63 6b 28 33 2c 26 6e 62 73 70 3b 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 65	_quick(3,&nbsp;0)&nbsp;#&nbsp;se
65980	6e 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62	nd&nbsp;0&nbsp;to&nbsp;device&nb
659a0	73 70 3b 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f	sp;3<br></code><h3><a.name="i2c_
659c0	77 72 69 74 65 5f 77 6f 72 64 5f 64 61 74 61 22 3e 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f	write_word_data">i2c_write_word_
659e0	64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61	data<small>(<a.href="#handle">ha
65a00	6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 72 65 67 22 3e 72 65 67 3c 2f 61 3e	ndle</a>,.<a.href="#reg">reg</a>
65a20	2c 20 3c 61 20 68 72 65 66 3d 22 23 77 6f 72 64 5f 76 61 6c 22 3e 77 6f 72 64 5f 76 61 6c 3c 2f	,.<a.href="#word_val">word_val</
65a40	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57 72 69 74 65 73 20 61 20 73 69 6e 67 6c 65	a>)</small></h3>.Writes.a.single
65a60	20 31 36 20 62 69 74 20 77 6f 72 64 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65	.16.bit.word.to.the.specified.re
65a80	67 69 73 74 65 72 20 6f 66 20 74 68 65 0a 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20	gister.of.the.device.associated.
65aa0	77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50	with.handle..<br><br><b><small>P
65ac0	61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61	arameters</small></b><br><br><sa
65ae0	6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74	mp>&nbsp;&nbsp;handle:=&nbsp;&gt
65b00	3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0&nbsp;(as&nbsp;returned&nbsp;
65b20	62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e	by&nbsp;a&nbsp;prior&nbsp;call&n
65b40	62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e	bsp;to&nbsp;<a.href="#i2c_open">
65b60	69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	i2c_open</a>).<br>&nbsp;&nbsp;&n
65b80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 65 67 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d	bsp;&nbsp;&nbsp;reg:=&nbsp;&gt;=
65ba0	30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 72 65 67	0,&nbsp;the&nbsp;device&nbsp;reg
65bc0	69 73 74 65 72 2e 3c 62 72 3e 77 6f 72 64 5f 76 61 6c 3a 3d 26 6e 62 73 70 3b 30 2d 36 35 35 33	ister.<br>word_val:=&nbsp;0-6553
65be0	35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e	5,&nbsp;the&nbsp;value&nbsp;to&n
65c00	62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 53 4d 42	bsp;write.<br></samp><br><br>SMB
65c20	75 73 20 32 2e 30 20 35 2e 35 2e 34 20 2d 20 57 72 69 74 65 20 77 6f 72 64 2e 0a 3c 63 6f 64 65	us.2.0.5.5.4.-.Write.word..<code
65c40	3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62	>S&nbsp;Addr&nbsp;Wr&nbsp;[A]&nb
65c60	73 70 3b 72 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 77 6f 72 64 5f 76 61 6c 5f 4c 6f	sp;reg&nbsp;[A]&nbsp;word_val_Lo
65c80	77 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 77 6f 72 64 5f 76 61 6c 5f 48 69 67 68 26 6e 62	w&nbsp;[A]&nbsp;word_val_High&nb
65ca0	73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	sp;[A]&nbsp;P<br></code><br><br>
65cc0	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
65ce0	3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 26 6e 62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 77 6f 72 64	><br><code>#&nbsp;send&nbsp;word
65d00	26 6e 62 73 70 3b 30 78 41 30 43 35 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 67 26 6e 62	&nbsp;0xA0C5&nbsp;to&nbsp;reg&nb
65d20	73 70 3b 35 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 34 3c	sp;5&nbsp;of&nbsp;device&nbsp;4<
65d40	62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f 64 61 74 61 28 34 2c 26 6e 62 73	br>pi.i2c_write_word_data(4,&nbs
65d60	70 3b 35 2c 26 6e 62 73 70 3b 30 78 41 30 43 35 29 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b	p;5,&nbsp;0xA0C5)<br><br>#&nbsp;
65d80	73 65 6e 64 26 6e 62 73 70 3b 77 6f 72 64 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 74 6f 26 6e 62	send&nbsp;word&nbsp;2&nbsp;to&nb
65da0	73 70 3b 72 65 67 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64 65 76 69 63	sp;reg&nbsp;2&nbsp;of&nbsp;devic
65dc0	65 26 6e 62 73 70 3b 35 3c 62 72 3e 70 69 2e 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f 64 61	e&nbsp;5<br>pi.i2c_write_word_da
65de0	74 61 28 35 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 32 33 29 3c 62 72 3e 3c 2f 63 6f 64 65	ta(5,&nbsp;2,&nbsp;23)<br></code
65e00	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 7a 69 70 22 3e 69 32 63 5f 7a 69 70 3c 73	><h3><a.name="i2c_zip">i2c_zip<s
65e20	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f	mall>(<a.href="#handle">handle</
65e40	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73	a>,.<a.href="#data">data</a>)</s
65e60	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 65 78 65 63 75 74 65	mall></h3>.This.function.execute
65e80	73 20 61 20 73 65 71 75 65 6e 63 65 20 6f 66 20 49 32 43 20 6f 70 65 72 61 74 69 6f 6e 73 2e 20	s.a.sequence.of.I2C.operations..
65ea0	20 54 68 65 0a 6f 70 65 72 61 74 69 6f 6e 73 20 74 6f 20 62 65 20 70 65 72 66 6f 72 6d 65 64 20	.The.operations.to.be.performed.
65ec0	61 72 65 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66	are.specified.by.the.contents.of
65ee0	20 64 61 74 61 0a 77 68 69 63 68 20 63 6f 6e 74 61 69 6e 73 20 74 68 65 20 63 6f 6e 63 61 74 65	.data.which.contains.the.concate
65f00	6e 61 74 65 64 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 6e 64 20 61 73 73 6f 63 69 61 74	nated.command.codes.and.associat
65f20	65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d	ed.data..<br><br><b><small>Param
65f40	65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68	eters</small></b><br><br><samp>h
65f60	61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73	andle:=&nbsp;&gt;=0&nbsp;(as&nbs
65f80	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70	p;returned&nbsp;by&nbsp;a&nbsp;p
65fa0	72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68	rior&nbsp;call&nbsp;to&nbsp;<a.h
65fc0	72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62	ref="#i2c_open">i2c_open</a>).<b
65fe0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62	r>&nbsp;&nbsp;data:=&nbsp;the&nb
66000	00 00 00 68 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	...h></td><td></td></tr><tr><td>
66020	3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e	<a.href="#spi_open">spi_open</a>
66040	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73	</td><td>..................Opens
66060	20 61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	.a.SPI.device.</td></tr><tr><td>
66080	3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 63 6c 6f 73 65 22 3e 73 70 69 5f 63 6c 6f 73 65 3c 2f	<a.href="#spi_close">spi_close</
660a0	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73	a></td><td>.................Clos
660c0	65 73 20 61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	es.a.SPI.device.</td></tr><tr><t
660e0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
66100	68 72 65 66 3d 22 23 73 70 69 5f 72 65 61 64 22 3e 73 70 69 5f 72 65 61 64 3c 2f 61 3e 3c 2f 74	href="#spi_read">spi_read</a></t
66120	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 62 79	d><td>..................Reads.by
66140	74 65 73 20 66 72 6f 6d 20 61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	tes.from.a.SPI.device.</td></tr>
66160	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 77 72 69 74 65 22 3e 73 70 69	<tr><td><a.href="#spi_write">spi
66180	5f 77 72 69 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	_write</a></td><td>.............
661a0	20 20 20 20 57 72 69 74 65 73 20 62 79 74 65 73 20 74 6f 20 61 20 53 50 49 20 64 65 76 69 63 65	....Writes.bytes.to.a.SPI.device
661c0	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 70 69	.</td></tr><tr><td><a.href="#spi
661e0	5f 78 66 65 72 22 3e 73 70 69 5f 78 66 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	_xfer">spi_xfer</a></td><td>....
66200	20 20 20 20 20 20 20 20 20 20 20 20 20 20 54 72 61 6e 73 66 65 72 73 20 62 79 74 65 73 20 77 69	..............Transfers.bytes.wi
66220	74 68 20 61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	th.a.SPI.device.</td></tr><tr><t
66240	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e	d></td><td></td></tr><tr><td><b>
66260	53 45 52 49 41 4c 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	SERIAL.</b></td><td></td></tr><t
66280	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
662a0	3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f	><a.href="#serial_open">serial_o
662c0	70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f	pen</a></td><td>...............O
662e0	70 65 6e 73 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	pens.a.serial.device.</td></tr><
66300	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 63 6c 6f 73 65 22 3e 73	tr><td><a.href="#serial_close">s
66320	65 72 69 61 6c 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	erial_close</a></td><td>........
66340	20 20 20 20 20 20 43 6c 6f 73 65 73 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74	......Closes.a.serial.device.</t
66360	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	d></tr><tr><td></td><td></td></t
66380	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 77 72 69 74 65	r><tr><td><a.href="#serial_write
663a0	5f 62 79 74 65 22 3e 73 65 72 69 61 6c 5f 77 72 69 74 65 5f 62 79 74 65 3c 2f 61 3e 3c 2f 74 64	_byte">serial_write_byte</a></td
663c0	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 61 20 62 79 74 65 20 74 6f 20 61	><td>.........Writes.a.byte.to.a
663e0	20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	.serial.device.</td></tr><tr><td
66400	3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 72 65 61 64 5f 62 79 74 65 22 3e 73 65 72	><a.href="#serial_read_byte">ser
66420	69 61 6c 5f 72 65 61 64 5f 62 79 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	ial_read_byte</a></td><td>......
66440	20 20 20 20 52 65 61 64 73 20 61 20 62 79 74 65 20 66 72 6f 6d 20 61 20 73 65 72 69 61 6c 20 64	....Reads.a.byte.from.a.serial.d
66460	65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	evice.</td></tr><tr><td><a.href=
66480	22 23 73 65 72 69 61 6c 5f 77 72 69 74 65 22 3e 73 65 72 69 61 6c 5f 77 72 69 74 65 3c 2f 61 3e	"#serial_write">serial_write</a>
664a0	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 62 79	</td><td>..............Writes.by
664c0	74 65 73 20 74 6f 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72	tes.to.a.serial.device.</td></tr
664e0	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 72 65 61 64 22 3e	><tr><td><a.href="#serial_read">
66500	73 65 72 69 61 6c 5f 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	serial_read</a></td><td>........
66520	20 20 20 20 20 20 20 52 65 61 64 73 20 62 79 74 65 73 20 66 72 6f 6d 20 61 20 73 65 72 69 61 6c	.......Reads.bytes.from.a.serial
66540	20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	.device.</td></tr><tr><td></td><
66560	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73	td></td></tr><tr><td><a.href="#s
66580	65 72 69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65 22 3e 73 65 72 69 61 6c 5f 64 61 74	erial_data_available">serial_dat
665a0	61 5f 61 76 61 69 6c 61 62 6c 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 52 65 74	a_available</a></td><td>.....Ret
665c0	75 72 6e 73 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 79 20 74 6f 20 62 65	urns.number.of.bytes.ready.to.be
665e0	20 72 65 61 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	.read.</td></tr><tr><td></td><td
66600	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 43 55 53 54 4f 4d 0a 3c 2f 62	></td></tr><tr><td><b>CUSTOM.</b
66620	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	></td><td></td></tr><tr><td></td
66640	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
66660	23 63 75 73 74 6f 6d 5f 31 22 3e 63 75 73 74 6f 6d 5f 31 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	#custom_1">custom_1</a></td><td>
66680	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 55 73 65 72 20 63 75 73 74 6f 6d 20 66 75	..................User.custom.fu
666a0	6e 63 74 69 6f 6e 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	nction.1.</td></tr><tr><td><a.hr
666c0	65 66 3d 22 23 63 75 73 74 6f 6d 5f 32 22 3e 63 75 73 74 6f 6d 5f 32 3c 2f 61 3e 3c 2f 74 64 3e	ef="#custom_2">custom_2</a></td>
666e0	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 55 73 65 72 20 63 75 73 74 6f	<td>..................User.custo
66700	6d 20 66 75 6e 63 74 69 6f 6e 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	m.function.2.</td></tr><tr><td><
66720	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 55 54 49	/td><td></td></tr><tr><td><b>UTI
66740	4c 49 54 49 45 53 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	LITIES.</b></td><td></td></tr><t
66760	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
66780	3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 63 75 72 72 65 6e 74 5f 74 69 63 6b 22 3e 67 65 74	><a.href="#get_current_tick">get
667a0	5f 63 75 72 72 65 6e 74 5f 74 69 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	_current_tick</a></td><td>......
667c0	20 20 20 20 47 65 74 20 63 75 72 72 65 6e 74 20 74 69 63 6b 20 28 6d 69 63 72 6f 73 65 63 6f 6e	....Get.current.tick.(microsecon
667e0	64 73 29 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	ds).</td></tr><tr><td></td><td><
66800	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 68	/td></tr><tr><td><a.href="#get_h
66820	61 72 64 77 61 72 65 5f 72 65 76 69 73 69 6f 6e 22 3e 67 65 74 5f 68 61 72 64 77 61 72 65 5f 72	ardware_revision">get_hardware_r
66840	65 76 69 73 69 6f 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 47 65 74 20 68 61 72	evision</a></td><td>.....Get.har
66860	64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	dware.revision.</td></tr><tr><td
66880	3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73 69 6f 6e 22 3e 67	><a.href="#get_pigpio_version">g
668a0	65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73 69 6f 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	et_pigpio_version</a></td><td>..
668c0	20 20 20 20 20 20 47 65 74 20 74 68 65 20 70 69 67 70 69 6f 20 76 65 72 73 69 6f 6e 0a 3c 2f 74	......Get.the.pigpio.version.</t
668e0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 64	d></tr><tr><td><a.href="#pigpiod
66900	5f 69 66 5f 76 65 72 73 69 6f 6e 22 3e 70 69 67 70 69 6f 64 5f 69 66 5f 76 65 72 73 69 6f 6e 3c	_if_version">pigpiod_if_version<
66920	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 47 65 74 20 74 68 65 20 70 69 67 70	/a></td><td>........Get.the.pigp
66940	69 6f 64 5f 69 66 20 76 65 72 73 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	iod_if.version.</td></tr><tr><td
66960	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
66980	72 65 66 3d 22 23 70 69 67 70 69 6f 5f 65 72 72 6f 72 22 3e 70 69 67 70 69 6f 5f 65 72 72 6f 72	ref="#pigpio_error">pigpio_error
669a0	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20 61	</a></td><td>..............Get.a
669c0	20 74 65 78 74 20 64 65 73 63 72 69 70 74 69 6f 6e 20 6f 66 20 61 6e 20 65 72 72 6f 72 20 63 6f	.text.description.of.an.error.co
669e0	64 65 2e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	de..</td></tr><tr><td></td><td><
66a00	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 5f	/td></tr><tr><td><a.href="#time_
66a20	73 6c 65 65 70 22 3e 74 69 6d 65 5f 73 6c 65 65 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	sleep">time_sleep</a></td><td>..
66a40	20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 6c 65 65 70 73 20 66 6f 72 20 61 20 66 6c 6f 61 74	..............Sleeps.for.a.float
66a60	20 6e 75 6d 62 65 72 20 6f 66 20 73 65 63 6f 6e 64 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	.number.of.seconds.</td></tr><tr
66a80	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 5f 74 69 6d 65 22 3e 74 69 6d 65 5f 74	><td><a.href="#time_time">time_t
66aa0	69 6d 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	ime</a></td><td>................
66ac0	20 46 6c 6f 61 74 20 6e 75 6d 62 65 72 20 6f 66 20 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 74	.Float.number.of.seconds.since.t
66ae0	68 65 20 65 70 6f 63 68 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	he.epoch.</td></tr><tr><td></td>
66b00	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68	<td></td></tr></tbody></table><h
66b20	32 3e 46 55 4e 43 54 49 4f 4e 53 3c 2f 68 32 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 69 6d	2>FUNCTIONS</h2><h3><a.name="tim
66b40	65 5f 74 69 6d 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 64 6f 75 62 6c 65 22 3e 3c 73	e_time"></a><a.href="#double"><s
66b60	6d 61 6c 6c 3e 64 6f 75 62 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 74 69 6d 65 5f 74 69 6d	mall>double</small></a>.time_tim
66b80	65 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75	e<small>(void)</small></h3>.Retu
66ba0	72 6e 20 74 68 65 20 63 75 72 72 65 6e 74 20 74 69 6d 65 20 69 6e 20 73 65 63 6f 6e 64 73 20 73	rn.the.current.time.in.seconds.s
66bc0	69 6e 63 65 20 74 68 65 20 45 70 6f 63 68 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 69 6d	ince.the.Epoch..<h3><a.name="tim
66be0	65 5f 73 6c 65 65 70 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d	e_sleep"></a><a.href="#void"><sm
66c00	61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 74 69 6d 65 5f 73 6c 65 65 70 3c	all>void</small></a>.time_sleep<
66c20	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 64 6f 75 62 6c 65 22 3e 64 6f 75 62 6c 65 3c	small>(<a.href="#double">double<
66c40	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 63 6f 6e 64 73 22 3e 73 65 63 6f 6e 64 73 3c 2f	/a>.<a.href="#seconds">seconds</
66c60	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 44 65 6c 61 79 20 65 78 65 63 75 74 69 6f 6e	a>)</small></h3>.Delay.execution
66c80	20 66 6f 72 20 61 20 67 69 76 65 6e 20 6e 75 6d 62 65 72 20 6f 66 20 73 65 63 6f 6e 64 73 2e 0a	.for.a.given.number.of.seconds..
66ca0	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 65 63 6f 6e 64 73 3a 26 6e 62 73 70 3b 74 68 65 26	<br><br><code>seconds:&nbsp;the&
66cc0	6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 73 65 63 6f 6e 64 73	nbsp;number&nbsp;of&nbsp;seconds
66ce0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 64 65 6c 61 79 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	&nbsp;to&nbsp;delay.<br></code><
66d00	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 69 67 70 69 6f 5f 65 72 72 6f 72 22 3e 3c 2f 61 3e 3c 61	h3><a.name="pigpio_error"></a><a
66d20	20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 3c 73 6d 61 6c 6c 3e 63 68 61 72 3c 2f 73 6d 61 6c 6c	.href="#char"><small>char</small
66d40	3e 3c 2f 61 3e 20 2a 70 69 67 70 69 6f 5f 65 72 72 6f 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72	></a>.*pigpio_error<small>(<a.hr
66d60	65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 72 72 6e	ef="#int">int</a>.<a.href="#errn
66d80	75 6d 22 3e 65 72 72 6e 75 6d 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74	um">errnum</a>)</small></h3>.Ret
66da0	75 72 6e 20 61 20 74 65 78 74 20 64 65 73 63 72 69 70 74 69 6f 6e 20 66 6f 72 20 61 6e 20 65 72	urn.a.text.description.for.an.er
66dc0	72 6f 72 20 63 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 65 72 72 6e 75 6d 3a 26	ror.code..<br><br><code>errnum:&
66de0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 65 72 72 6f 72 26 6e 62 73 70 3b 63 6f 64 65 2e 3c 62	nbsp;the&nbsp;error&nbsp;code.<b
66e00	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 69 67 70 69 6f 64 5f 69 66	r></code><h3><a.name="pigpiod_if
66e20	5f 76 65 72 73 69 6f 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	_version"></a><a.href="#unsigned
66e40	22 3e 3c 73 6d 61 6c 6c 3e 75 6e 73 69 67 6e 65 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 70 69	"><small>unsigned</small></a>.pi
66e60	67 70 69 6f 64 5f 69 66 5f 76 65 72 73 69 6f 6e 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73	gpiod_if_version<small>(void)</s
66e80	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 20 74 68 65 20 70 69 67 70 69 6f 64 5f 69 66	mall></h3>.Return.the.pigpiod_if
66ea0	20 76 65 72 73 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 61 72 74 5f 74 68 72	.version..<h3><a.name="start_thr
66ec0	65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 70 74 68 72 65 61 64 5f 74 22 3e 3c 73	ead"></a><a.href="#pthread_t"><s
66ee0	6d 61 6c 6c 3e 70 74 68 72 65 61 64 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 2a 73 74 61 72	mall>pthread_t</small></a>.*star
66f00	74 5f 74 68 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 54 68	t_thread<small>(<a.href="#gpioTh
66f20	72 65 61 64 46 75 6e 63 5f 74 22 3e 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f 74 3c 2f 61 3e	readFunc_t">gpioThreadFunc_t</a>
66f40	20 3c 61 20 68 72 65 66 3d 22 23 74 68 72 65 61 64 5f 66 75 6e 63 22 3e 74 68 72 65 61 64 5f 66	.<a.href="#thread_func">thread_f
66f60	75 6e 63 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61	unc</a>,.<a.href="#void">void</a
66f80	3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74 61	>.<a.href="#*userdata">*userdata
66fa0	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 61 20 6e 65 77 20	</a>)</small></h3>.Starts.a.new.
66fc0	74 68 72 65 61 64 20 6f 66 20 65 78 65 63 75 74 69 6f 6e 20 77 69 74 68 20 74 68 72 65 61 64 5f	thread.of.execution.with.thread_
66fe0	66 75 6e 63 20 61 73 20 74 68 65 20 6d 61 69 6e 20 72 6f 75 74 69 6e 65 2e 0a 3c 62 72 3e 3c 62	func.as.the.main.routine..<br><b
67000	00 00 00 6a 72 3e 3c 63 6f 64 65 3e 74 68 72 65 61 64 5f 66 75 6e 63 3a 26 6e 62 73 70 3b 74 68	...jr><code>thread_func:&nbsp;th
67020	65 26 6e 62 73 70 3b 6d 61 69 6e 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 66	e&nbsp;main&nbsp;function&nbsp;f
67040	6f 72 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 65 77 26 6e 62 73 70 3b 74 68 72 65 61 64	or&nbsp;the&nbsp;new&nbsp;thread
67060	2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 73 65 72 64 61 74 61 3a	.<br>&nbsp;&nbsp;&nbsp;userdata:
67080	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73	&nbsp;a&nbsp;pointer&nbsp;to&nbs
670a0	70 3b 61 6e 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e	p;an&nbsp;arbitrary&nbsp;argumen
670c0	74 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 70	t.<br></code><br><br>Returns.a.p
670e0	6f 69 6e 74 65 72 20 74 6f 20 70 74 68 72 65 61 64 5f 74 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72	ointer.to.pthread_t.if.OK,.other
67100	77 69 73 65 20 4e 55 4c 4c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20	wise.NULL..<br><br>The.function.
67120	69 73 20 70 61 73 73 65 64 20 74 68 65 20 73 69 6e 67 6c 65 20 61 72 67 75 6d 65 6e 74 20 75 73	is.passed.the.single.argument.us
67140	65 72 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 74 68 72 65 61 64 20 63 61 6e 20 62	erdata..<br><br>The.thread.can.b
67160	65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 70 61 73 73 69 6e 67 20 74 68 65 20 70 6f 69 6e 74	e.cancelled.by.passing.the.point
67180	65 72 20 74 6f 20 70 74 68 72 65 61 64 5f 74 20 74 6f 0a 3c 61 20 68 72 65 66 3d 22 23 73 74 6f	er.to.pthread_t.to.<a.href="#sto
671a0	70 5f 74 68 72 65 61 64 22 3e 73 74 6f 70 5f 74 68 72 65 61 64 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c	p_thread">stop_thread</a>..<h3><
671c0	61 20 6e 61 6d 65 3d 22 73 74 6f 70 5f 74 68 72 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	a.name="stop_thread"></a><a.href
671e0	3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	="#void"><small>void</small></a>
67200	20 73 74 6f 70 5f 74 68 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 70 74	.stop_thread<small>(<a.href="#pt
67220	68 72 65 61 64 5f 74 22 3e 70 74 68 72 65 61 64 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	hread_t">pthread_t</a>.<a.href="
67240	23 2a 70 74 68 22 3e 2a 70 74 68 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 61	#*pth">*pth</a>)</small></h3>.Ca
67260	6e 63 65 6c 73 20 74 68 65 20 74 68 72 65 61 64 20 70 6f 69 6e 74 65 64 20 61 74 20 62 79 20 70	ncels.the.thread.pointed.at.by.p
67280	74 68 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 74 68 3a 26 6e 62 73 70 3b 74 68 65 26	th..<br><br><code>pth:&nbsp;the&
672a0	6e 62 73 70 3b 74 68 72 65 61 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70	nbsp;thread&nbsp;to&nbsp;be&nbsp
672c0	3b 73 74 6f 70 70 65 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 20 76	;stopped.<br></code><br><br>No.v
672e0	61 6c 75 65 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 74 68	alue.is.returned..<br><br>The.th
67300	72 65 61 64 20 74 6f 20 62 65 20 73 74 6f 70 70 65 64 20 73 68 6f 75 6c 64 20 68 61 76 65 20 62	read.to.be.stopped.should.have.b
67320	65 65 6e 20 73 74 61 72 74 65 64 20 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 73 74 61 72 74	een.started.with.<a.href="#start
67340	5f 74 68 72 65 61 64 22 3e 73 74 61 72 74 5f 74 68 72 65 61 64 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c	_thread">start_thread</a>..<h3><
67360	61 20 6e 61 6d 65 3d 22 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	a.name="pigpio_start"></a><a.hre
67380	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
673a0	70 69 67 70 69 6f 5f 73 74 61 72 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68	pigpio_start<small>(<a.href="#ch
673c0	61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 61 64 64 72 53 74 72 22	ar">char</a>.<a.href="#*addrStr"
673e0	3e 2a 61 64 64 72 53 74 72 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63	>*addrStr</a>,.<a.href="#char">c
67400	68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 6f 72 74 53 74 72 22 3e 2a 70 6f 72	har</a>.<a.href="#*portStr">*por
67420	74 53 74 72 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6f 6e 6e 65 63 74 20 74	tStr</a>)</small></h3>.Connect.t
67440	6f 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 20 20 52 65 73 65 72 76 69 6e 67 20	o.the.pigpio.daemon...Reserving.
67460	63 6f 6d 6d 61 6e 64 20 61 6e 64 0a 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 73 74 72 65 61 6d 73	command.and.notification.streams
67480	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 61 64 64 72 53 74 72 3a 26 6e 62 73 70 3b 73 70	..<br><br><code>addrStr:&nbsp;sp
674a0	65 63 69 66 69 65 73 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 68 6f 73 74 26 6e 62 73 70 3b	ecifies&nbsp;the&nbsp;host&nbsp;
674c0	6f 72 26 6e 62 73 70 3b 49 50 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 6f 66 26	or&nbsp;IP&nbsp;address&nbsp;of&
674e0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 50 69 26 6e 62 73 70 3b 72 75 6e 6e 69 6e 67 26 6e 62	nbsp;the&nbsp;Pi&nbsp;running&nb
67500	73 70 3b 74 68 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;the<br>&nbsp;&nbsp;&nbsp;&nbs
67520	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
67540	70 69 67 70 69 6f 26 6e 62 73 70 3b 64 61 65 6d 6f 6e 2e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 49	pigpio&nbsp;daemon.&nbsp;&nbsp;I
67560	74 26 6e 62 73 70 3b 6d 61 79 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 4e 55 4c 4c 26 6e 62 73	t&nbsp;may&nbsp;be&nbsp;NULL&nbs
67580	70 3b 69 6e 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 63 61 73 65 26 6e 62 73 70 3b 6c	p;in&nbsp;which&nbsp;case&nbsp;l
675a0	6f 63 61 6c 68 6f 73 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ocalhost<br>&nbsp;&nbsp;&nbsp;&n
675c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
675e0	70 3b 69 73 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 75 6e 6c 65 73 73 26 6e 62 73 70 3b	p;is&nbsp;used&nbsp;unless&nbsp;
67600	6f 76 65 72 72 69 64 64 65 6e 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	overridden&nbsp;by&nbsp;the&nbsp
67620	3b 50 49 47 50 49 4f 5f 41 44 44 52 26 6e 62 73 70 3b 65 6e 76 69 72 6f 6e 6d 65 6e 74 3c 62 72	;PIGPIO_ADDR&nbsp;environment<br
67640	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
67660	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 76 61 72 69 61 62 6c 65 2e	nbsp;&nbsp;&nbsp;&nbsp;variable.
67680	3c 62 72 3e 3c 62 72 3e 70 6f 72 74 53 74 72 3a 26 6e 62 73 70 3b 73 70 65 63 69 66 69 65 73 26	<br><br>portStr:&nbsp;specifies&
676a0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 6f 72 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26	nbsp;the&nbsp;port&nbsp;address&
676c0	6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	nbsp;used&nbsp;by&nbsp;the&nbsp;
676e0	50 69 26 6e 62 73 70 3b 72 75 6e 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 3c 62 72 3e 26 6e 62 73	Pi&nbsp;running&nbsp;the<br>&nbs
67700	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
67720	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 70 69 6f 26 6e 62 73 70 3b 64 61	&nbsp;&nbsp;&nbsp;pigpio&nbsp;da
67740	65 6d 6f 6e 2e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 49 74 26 6e 62 73 70 3b 6d 61 79 26 6e 62 73	emon.&nbsp;&nbsp;It&nbsp;may&nbs
67760	70 3b 62 65 26 6e 62 73 70 3b 4e 55 4c 4c 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 77 68 69 63	p;be&nbsp;NULL&nbsp;in&nbsp;whic
67780	68 26 6e 62 73 70 3b 63 61 73 65 26 6e 62 73 70 3b 22 38 38 38 38 22 3c 62 72 3e 26 6e 62 73 70	h&nbsp;case&nbsp;"8888"<br>&nbsp
677a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
677c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 75 73 65 64 26 6e 62	nbsp;&nbsp;&nbsp;is&nbsp;used&nb
677e0	73 70 3b 75 6e 6c 65 73 73 26 6e 62 73 70 3b 6f 76 65 72 72 69 64 64 65 6e 26 6e 62 73 70 3b 62	sp;unless&nbsp;overridden&nbsp;b
67800	79 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 50 49 47 50 49 4f 5f 50 4f 52 54 26 6e 62 73 70	y&nbsp;the&nbsp;PIGPIO_PORT&nbsp
67820	3b 65 6e 76 69 72 6f 6e 6d 65 6e 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;environment<br>&nbsp;&nbsp;&nbs
67840	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
67860	26 6e 62 73 70 3b 76 61 72 69 61 62 6c 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	&nbsp;variable.<br></code><h3><a
67880	20 6e 61 6d 65 3d 22 70 69 67 70 69 6f 5f 73 74 6f 70 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	.name="pigpio_stop"></a><a.href=
678a0	22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	"#void"><small>void</small></a>.
678c0	70 69 67 70 69 6f 5f 73 74 6f 70 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e	pigpio_stop<small>(void)</small>
678e0	3c 2f 68 33 3e 0a 54 65 72 6d 69 6e 61 74 65 73 20 74 68 65 20 63 6f 6e 6e 65 63 74 69 6f 6e 20	</h3>.Terminates.the.connection.
67900	74 6f 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 61 6e 64 20 72 65 6c 65 61 73 65	to.the.pigpio.daemon.and.release
67920	73 0a 72 65 73 6f 75 72 63 65 73 20 75 73 65 64 20 62 79 20 74 68 65 20 6c 69 62 72 61 72 79 2e	s.resources.used.by.the.library.
67940	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 6d 6f 64 65 22 3e 3c 2f 61 3e 3c 61 20 68	.<h3><a.name="set_mode"></a><a.h
67960	72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	ref="#int"><small>int</small></a
67980	3e 20 73 65 74 5f 6d 6f 64 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	>.set_mode<small>(<a.href="#unsi
679a0	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69	gned">unsigned</a>.<a.href="#gpi
679c0	6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	o">gpio</a>,.<a.href="#unsigned"
679e0	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 6f 64 65 22 3e 6d 6f	>unsigned</a>.<a.href="#mode">mo
67a00	64 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 20 74 68 65 20 47 50 49	de</a>)</small></h3>.Set.the.GPI
67a20	4f 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 3a 26 6e 62 73 70	O.mode..<br><br><code>gpio:&nbsp
67a40	3b 30 2d 35 33 2e 3c 62 72 3e 6d 6f 64 65 3a 26 6e 62 73 70 3b 50 49 5f 49 4e 50 55 54 2c 26 6e	;0-53.<br>mode:&nbsp;PI_INPUT,&n
67a60	62 73 70 3b 50 49 5f 4f 55 54 50 55 54 2c 26 6e 62 73 70 3b 50 49 5f 41 4c 54 30 2c 26 6e 62 73	bsp;PI_OUTPUT,&nbsp;PI_ALT0,&nbs
67a80	70 3b 50 49 5f 41 4c 54 31 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;PI_ALT1,<br>&nbsp;&nbsp;&nbsp;
67aa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 49 5f 41 4c 54 32 2c 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;PI_ALT2,&nbsp;
67ac0	50 49 5f 41 4c 54 33 2c 26 6e 62 73 70 3b 50 49 5f 41 4c 54 34 2c 26 6e 62 73 70 3b 50 49 5f 41	PI_ALT3,&nbsp;PI_ALT4,&nbsp;PI_A
67ae0	4c 54 35 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30	LT5.<br></code><br><br>Returns.0
67b00	20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 20 50	.if.OK,.otherwise.PI_BAD_GPIO,.P
67b20	49 5f 42 41 44 5f 4d 4f 44 45 2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e	I_BAD_MODE,.or.PI_NOT_PERMITTED.
67b40	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 6d 6f 64 65 22 3e 3c 2f 61 3e 3c 61 20 68	.<h3><a.name="get_mode"></a><a.h
67b60	72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	ref="#int"><small>int</small></a
67b80	3e 20 67 65 74 5f 6d 6f 64 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	>.get_mode<small>(<a.href="#unsi
67ba0	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69	gned">unsigned</a>.<a.href="#gpi
67bc0	6f 22 3e 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 74 68	o">gpio</a>)</small></h3>.Get.th
67be0	65 20 47 50 49 4f 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 3a	e.GPIO.mode..<br><br><code>gpio:
67c00	26 6e 62 73 70 3b 30 2d 35 33 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65	&nbsp;0-53.<br></code><br><br>Re
67c20	74 75 72 6e 73 20 74 68 65 20 47 50 49 4f 20 6d 6f 64 65 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72	turns.the.GPIO.mode.if.OK,.other
67c40	77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73	wise.PI_BAD_GPIO..<h3><a.name="s
67c60	65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69	et_pull_up_down"></a><a.href="#i
67c80	6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 70	nt"><small>int</small></a>.set_p
67ca0	75 6c 6c 5f 75 70 5f 64 6f 77 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	ull_up_down<small>(<a.href="#uns
67cc0	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70	igned">unsigned</a>.<a.href="#gp
67ce0	69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	io">gpio</a>,.<a.href="#unsigned
67d00	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 75 64 22 3e 70 75	">unsigned</a>.<a.href="#pud">pu
67d20	64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 20 6f 72 20 63 6c 65 61 72	d</a>)</small></h3>.Set.or.clear
67d40	20 74 68 65 20 47 50 49 4f 20 70 75 6c 6c 2d 75 70 2f 64 6f 77 6e 20 72 65 73 69 73 74 6f 72 2e	.the.GPIO.pull-up/down.resistor.
67d60	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 2e 3c	.<br><br><code>gpio:&nbsp;0-53.<
67d80	62 72 3e 26 6e 62 73 70 3b 70 75 64 3a 26 6e 62 73 70 3b 50 49 5f 50 55 44 5f 55 50 2c 26 6e 62	br>&nbsp;pud:&nbsp;PI_PUD_UP,&nb
67da0	73 70 3b 50 49 5f 50 55 44 5f 44 4f 57 4e 2c 26 6e 62 73 70 3b 50 49 5f 50 55 44 5f 4f 46 46 2e	sp;PI_PUD_DOWN,&nbsp;PI_PUD_OFF.
67dc0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20	<br></code><br><br>Returns.0.if.
67de0	4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 20 50 49 5f 42 41	OK,.otherwise.PI_BAD_GPIO,.PI_BA
67e00	44 5f 50 55 44 2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 68 33 3e	D_PUD,.or.PI_NOT_PERMITTED..<h3>
67e20	3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 5f 72 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	<a.name="gpio_read"></a><a.href=
67e40	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70	"#int"><small>int</small></a>.gp
67e60	69 6f 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	io_read<small>(<a.href="#unsigne
67e80	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e	d">unsigned</a>.<a.href="#gpio">
67ea0	67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 20 74 68 65 20	gpio</a>)</small></h3>.Read.the.
67ec0	47 50 49 4f 20 6c 65 76 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 3a 30	GPIO.level..<br><br><code>gpio:0
67ee0	2d 35 33 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74	-53.<br></code><br><br>Returns.t
67f00	68 65 20 47 50 49 4f 20 6c 65 76 65 6c 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50	he.GPIO.level.if.OK,.otherwise.P
67f20	49 5f 42 41 44 5f 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 5f 77 72	I_BAD_GPIO..<h3><a.name="gpio_wr
67f40	69 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69	ite"></a><a.href="#int"><small>i
67f60	6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 5f 77 72 69 74 65 3c 73 6d 61 6c 6c 3e	nt</small></a>.gpio_write<small>
67f80	28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	(<a.href="#unsigned">unsigned</a
67fa0	3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68	>.<a.href="#gpio">gpio</a>,.<a.h
67fc0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
67fe0	68 72 65 66 3d 22 23 6c 65 76 65 6c 22 3e 6c 65 76 65 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	href="#level">level</a>)</small>
68000	0d 00 00 00 01 0c ac 00 0c ac 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
680a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
680c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
680e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
681a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
681c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
681e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0d aa 00 00 00 00 00 00	................................
68260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0d 8e 00 00 00 00 00 00 00 00 00 00	................................
68280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
682a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
682c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
682e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
683a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
683c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
683e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
684a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
684c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
684e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
685a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
685c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
685e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
686a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
686c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
686e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
687a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
687c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
687e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
688a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
688c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
688e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
689a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
689c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
689e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68a00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68a20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68a40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68a60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68a80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68aa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68ac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68ae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68b00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68b20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68b40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68b60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68b80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68ba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68bc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68be0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68c00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68c20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68c40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68c60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
68ca0	00 00 00 00 00 00 00 00 00 00 00 00 83 86 1c 07 0c 1d 1d 02 09 1d 21 1f 1d 86 8b 43 65 78 61 6d	......................!....Cexam
68cc0	70 6c 65 73 45 78 61 6d 70 6c 65 73 1f 40 45 78 61 6d 70 6c 65 73 72 6f 74 61 72 79 2e 6a 70 67	plesExamples.@Examplesrotary.jpg
68ce0	72 66 2d 72 78 2e 6a 70 67 70 69 6e 73 2e 6a 70 67 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65	rf-rx.jpgpins.jpgThe.following.e
68d00	78 61 6d 70 6c 65 73 20 73 68 6f 77 20 76 61 72 69 6f 75 73 20 77 61 79 73 20 70 69 67 70 69 6f	xamples.show.various.ways.pigpio
68d20	20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 63 6f 6d 6d 75 6e 69 63 61 74 65 20 77 69 74 68	.may.be.used.to.communicate.with
68d40	20 73 65 6e 73 6f 72 73 20 76 69 61 20 74 68 65 20 47 50 49 4f 2e 3c 62 72 3e 0a 3c 62 72 3e 0a	.sensors.via.the.GPIO.<br>.<br>.
68d60	41 6c 74 68 6f 75 67 68 20 6d 61 6e 79 20 61 72 65 20 63 6f 6d 70 6c 65 74 65 20 70 72 6f 67 72	Although.many.are.complete.progr
68d80	61 6d 73 20 74 68 65 79 20 61 72 65 20 69 6e 74 65 6e 64 65 64 20 74 6f 20 62 65 20 61 20 73 74	ams.they.are.intended.to.be.a.st
68da0	61 72 74 69 6e 67 20 70 6f 69 6e 74 20 69 6e 20 70 72 6f 64 75 63 69 6e 67 20 79 6f 75 72 20 6f	arting.point.in.producing.your.o
68dc0	77 6e 20 63 6f 64 65 2c 20 6e 6f 74 20 61 6e 20 65 6e 64 20 70 6f 69 6e 74 2e 3c 62 72 3e 0a 3c	wn.code,.not.an.end.point.<br>.<
68de0	62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 49 6e 64 65 78 22 3e 49 6e 64 65 78 3c 2f 61 3e 3c 62	br>.<a.href="#Index">Index</a><b
68e00	72 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 48 61 72 64 77 61 72 65 22 3e 48 61 72 64 77	r><br>.<a.href="#Hardware">Hardw
68e20	61 72 65 3c 2f 61 3e 3c 62 72 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 53 68 65 6c 6c 20	are</a><br><br>.<a.href="#Shell.
68e40	63 6f 64 65 22 3e 53 68 65 6c 6c 20 63 6f 64 65 3c 2f 61 3e 3c 62 72 3e 3c 62 72 3e 0a 3c 61 20	code">Shell.code</a><br><br>.<a.
68e60	68 72 65 66 3d 22 23 43 20 63 6f 64 65 22 3e 43 20 63 6f 64 65 3c 2f 61 3e 3c 62 72 3e 3c 62 72	href="#C.code">C.code</a><br><br
68e80	3e 0a 3c 61 20 68 72 65 66 3d 22 23 43 2b 2b 20 63 6f 64 65 22 3e 43 2b 2b 20 63 6f 64 65 3c 2f	>.<a.href="#C++.code">C++.code</
68ea0	61 3e 3c 62 72 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 64 5f 69 66 32	a><br><br>.<a.href="#pigpiod_if2
68ec0	20 63 6f 64 65 22 3e 70 69 67 70 69 6f 64 5f 69 66 32 20 63 6f 64 65 3c 2f 61 3e 3c 62 72 3e 3c	.code">pigpiod_if2.code</a><br><
68ee0	62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 20 63 6f 64 65 22 3e 50 79 74 68 6f	br>.<a.href="#Python.code">Pytho
68f00	6e 20 63 6f 64 65 3c 2f 61 3e 3c 62 72 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 4d 69 73	n.code</a><br><br>.<a.href="#Mis
68f20	63 65 6c 6c 61 6e 65 6f 75 73 20 72 65 6c 61 74 65 64 20 63 6f 64 65 22 3e 4d 69 73 63 65 6c 6c	cellaneous.related.code">Miscell
68f40	61 6e 65 6f 75 73 20 72 65 6c 61 74 65 64 20 63 6f 64 65 3c 2f 61 3e 3c 62 72 3e 3c 62 72 3e 0a	aneous.related.code</a><br><br>.
68f60	3c 61 20 68 72 65 66 3d 22 23 45 78 74 65 72 6e 61 6c 20 6c 69 6e 6b 73 22 3e 45 78 74 65 72 6e	<a.href="#External.links">Extern
68f80	61 6c 20 6c 69 6e 6b 73 3c 2f 61 3e 3c 62 72 3e 3c 62 72 3e 0a 3c 68 33 3e 3c 73 70 61 6e 20 69	al.links</a><br><br>.<h3><span.i
68fa0	64 3d 22 48 61 72 64 77 61 72 65 22 3e 48 61 72 64 77 61 72 65 3c 2f 73 70 61 6e 3e 3c 2f 68 33	d="Hardware">Hardware</span></h3
68fc0	3e 0a 41 20 66 65 77 20 70 72 61 63 74 69 63 61 6c 20 65 78 61 6d 70 6c 65 73 20 6f 66 20 75 73	>.A.few.practical.examples.of.us
68fe0	69 6e 67 20 70 69 67 70 69 6f 20 77 69 74 68 20 68 61 72 64 77 61 72 65 2e 3c 62 72 00 00 01 5d	ing.pigpio.with.hardware.<br...]
69000	00 00 00 6d 3c 2f 68 33 3e 0a 57 72 69 74 65 20 74 68 65 20 47 50 49 4f 20 6c 65 76 65 6c 2e 0a	...m</h3>.Write.the.GPIO.level..
69020	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 67 70 69 6f 3a 26 6e 62 73 70 3b 30	<br><br><code>&nbsp;gpio:&nbsp;0
69040	2d 35 33 2e 3c 62 72 3e 6c 65 76 65 6c 3a 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 31 2e 3c 62	-53.<br>level:&nbsp;0,&nbsp;1.<b
69060	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b	r></code><br><br>Returns.0.if.OK
69080	2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f	,.otherwise.PI_BAD_GPIO,.PI_BAD_
690a0	4c 45 56 45 4c 2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e	LEVEL,.or.PI_NOT_PERMITTED..<br>
690c0	3c 62 72 3e 4e 6f 74 65 73 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d 20 6f 72 20 73 65 72 76	<br>Notes.<br><br>If.PWM.or.serv
690e0	6f 20 70 75 6c 73 65 73 20 61 72 65 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20	o.pulses.are.active.on.the.GPIO.
69100	74 68 65 79 20 61 72 65 20 73 77 69 74 63 68 65 64 20 6f 66 66 2e 0a 3c 68 33 3e 3c 61 20 6e 61	they.are.switched.off..<h3><a.na
69120	6d 65 3d 22 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 3c 2f 61 3e 3c 61 20 68 72	me="set_PWM_dutycycle"></a><a.hr
69140	65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	ef="#int"><small>int</small></a>
69160	20 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	.set_PWM_dutycycle<small>(<a.hre
69180	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
691a0	65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c	ef="#user_gpio">user_gpio</a>,.<
691c0	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
691e0	3c 61 20 68 72 65 66 3d 22 23 64 75 74 79 63 79 63 6c 65 22 3e 64 75 74 79 63 79 63 6c 65 3c 2f	<a.href="#dutycycle">dutycycle</
69200	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 20 28 6e 6f 6e 2d 7a 65 72 6f	a>)</small></h3>.Start.(non-zero
69220	20 64 75 74 79 63 79 63 6c 65 29 20 6f 72 20 73 74 6f 70 20 28 30 29 20 50 57 4d 20 70 75 6c 73	.dutycycle).or.stop.(0).PWM.puls
69240	65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73	es.on.the.GPIO..<br><br><code>us
69260	65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 64 75 74 79 63 79 63 6c 65	er_gpio:&nbsp;0-31.<br>dutycycle
69280	3a 26 6e 62 73 70 3b 30 2d 72 61 6e 67 65 26 6e 62 73 70 3b 28 72 61 6e 67 65 26 6e 62 73 70 3b	:&nbsp;0-range&nbsp;(range&nbsp;
692a0	64 65 66 61 75 6c 74 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 32 35 35 29 2e 3c 62 72 3e 3c	defaults&nbsp;to&nbsp;255).<br><
692c0	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f	/code><br><br>Returns.0.if.OK,.o
692e0	74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 42 41	therwise.PI_BAD_USER_GPIO,.PI_BA
69300	44 5f 44 55 54 59 43 59 43 4c 45 2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44	D_DUTYCYCLE,.or.PI_NOT_PERMITTED
69320	2e 0a 4e 6f 74 65 73 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66 3d 22 23 73 65	..Notes.<br><br>The.<a.href="#se
69340	74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 20 66	t_PWM_range">set_PWM_range</a>.f
69360	75 6e 63 74 69 6f 6e 20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 63 68 61 6e 67 65 20 74 68	unction.may.be.used.to.change.th
69380	65 0a 64 65 66 61 75 6c 74 20 72 61 6e 67 65 20 6f 66 20 32 35 35 2e 0a 3c 68 33 3e 3c 61 20 6e	e.default.range.of.255..<h3><a.n
693a0	61 6d 65 3d 22 67 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 3c 2f 61 3e 3c 61 20 68	ame="get_PWM_dutycycle"></a><a.h
693c0	72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	ref="#int"><small>int</small></a
693e0	3e 20 67 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72	>.get_PWM_dutycycle<small>(<a.hr
69400	65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68	ef="#unsigned">unsigned</a>.<a.h
69420	72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c	ref="#user_gpio">user_gpio</a>)<
69440	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 20 74 68 65 20 50 57 4d 20 64 75 74 79	/small></h3>.Return.the.PWM.duty
69460	63 79 63 6c 65 20 69 6e 20 75 73 65 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e	cycle.in.use.on.a.GPIO..<br><br>
69480	3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c	<code>user_gpio:&nbsp;0-31.<br><
694a0	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f	/code><br><br>Returns.0.if.OK,.o
694c0	74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 20 6f 72 20 50 49 5f	therwise.PI_BAD_USER_GPIO.or.PI_
694e0	4e 4f 54 5f 50 57 4d 5f 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 6e 6f 72 6d 61 6c	NOT_PWM_GPIO..<br><br>For.normal
69500	20 50 57 4d 20 74 68 65 20 64 75 74 79 63 79 63 6c 65 20 77 69 6c 6c 20 62 65 20 6f 75 74 20 6f	.PWM.the.dutycycle.will.be.out.o
69520	66 20 74 68 65 20 64 65 66 69 6e 65 64 20 72 61 6e 67 65 0a 66 6f 72 20 74 68 65 20 47 50 49 4f	f.the.defined.range.for.the.GPIO
69540	20 28 73 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 67	.(see.<a.href="#get_PWM_range">g
69560	65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20	et_PWM_range</a>)..<br><br>If.a.
69580	68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20	hardware.clock.is.active.on.the.
695a0	47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 64 75 74 79 63 79 63 6c 65 0a 77 69 6c 6c	GPIO.the.reported.dutycycle.will
695c0	20 62 65 20 35 30 30 30 30 30 20 28 35 30 30 6b 29 20 6f 75 74 20 6f 66 20 31 30 30 30 30 30 30	.be.500000.(500k).out.of.1000000
695e0	20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 69	.(1M)..<br><br>If.hardware.PWM.i
69600	73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65	s.active.on.the.GPIO.the.reporte
69620	64 20 64 75 74 79 63 79 63 6c 65 0a 77 69 6c 6c 20 62 65 20 6f 75 74 20 6f 66 20 61 20 31 30 30	d.dutycycle.will.be.out.of.a.100
69640	30 30 30 30 20 28 31 4d 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 50 57 4d 5f	0000.(1M)..<h3><a.name="set_PWM_
69660	72 61 6e 67 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	range"></a><a.href="#int"><small
69680	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 73	>int</small></a>.set_PWM_range<s
696a0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	mall>(<a.href="#unsigned">unsign
696c0	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72	ed</a>.<a.href="#user_gpio">user
696e0	5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	_gpio</a>,.<a.href="#unsigned">u
69700	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 61 6e 67 65 22 3e 72 61 6e	nsigned</a>.<a.href="#range">ran
69720	67 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 20 74 68 65 20 72 61 6e	ge</a>)</small></h3>.Set.the.ran
69740	67 65 20 6f 66 20 50 57 4d 20 76 61 6c 75 65 73 20 74 6f 20 62 65 20 75 73 65 64 20 6f 6e 20 74	ge.of.PWM.values.to.be.used.on.t
69760	68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f	he.GPIO..<br><br><code>user_gpio
69780	3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	:&nbsp;0-31.<br>&nbsp;&nbsp;&nbs
697a0	70 3b 26 6e 62 73 70 3b 72 61 6e 67 65 3a 26 6e 62 73 70 3b 32 35 2d 34 30 30 30 30 2e 3c 62 72	p;&nbsp;range:&nbsp;25-40000.<br
697c0	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c	></code><br><br>Returns.0.if.OK,
697e0	20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f	.otherwise.PI_BAD_USER_GPIO,.PI_
69800	42 41 44 5f 44 55 54 59 52 41 4e 47 45 2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54	BAD_DUTYRANGE,.or.PI_NOT_PERMITT
69820	45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 73 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d	ED..<br><br>Notes.<br><br>If.PWM
69840	20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f	.is.currently.active.on.the.GPIO
69860	20 69 74 73 20 64 75 74 79 63 79 63 6c 65 20 77 69 6c 6c 20 62 65 0a 73 63 61 6c 65 64 20 74 6f	.its.dutycycle.will.be.scaled.to
69880	20 72 65 66 6c 65 63 74 20 74 68 65 20 6e 65 77 20 72 61 6e 67 65 2e 0a 3c 62 72 3e 3c 62 72 3e	.reflect.the.new.range..<br><br>
698a0	54 68 65 20 72 65 61 6c 20 72 61 6e 67 65 2c 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 74	The.real.range,.the.number.of.st
698c0	65 70 73 20 62 65 74 77 65 65 6e 20 66 75 6c 6c 79 20 6f 66 66 20 61 6e 64 20 66 75 6c 6c 79 20	eps.between.fully.off.and.fully.
698e0	6f 6e 0a 66 6f 72 20 65 61 63 68 20 6f 66 20 74 68 65 20 31 38 20 61 76 61 69 6c 61 62 6c 65 20	on.for.each.of.the.18.available.
69900	47 50 49 4f 20 66 72 65 71 75 65 6e 63 69 65 73 20 69 73 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	GPIO.frequencies.is.<br><br><cod
69920	65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 28 23 31 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70	e>&nbsp;&nbsp;25(#1),&nbsp;&nbsp
69940	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 28 23 32 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;&nbsp;&nbsp;50(#2),&nbsp;&nbsp;
69960	26 6e 62 73 70 3b 31 30 30 28 23 33 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;100(#3),&nbsp;&nbsp;&nbsp;
69980	31 32 35 28 23 34 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	125(#4),&nbsp;&nbsp;&nbsp;&nbsp;
699a0	32 30 30 28 23 35 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	200(#5),&nbsp;&nbsp;&nbsp;&nbsp;
699c0	32 35 30 28 23 36 29 2c 3c 62 72 3e 26 6e 62 73 70 3b 34 30 30 28 23 37 29 2c 26 6e 62 73 70 3b	250(#6),<br>&nbsp;400(#7),&nbsp;
699e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 28 23 38 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;500(#8),&nbsp;&nbsp;
69a00	26 6e 62 73 70 3b 36 32 35 28 23 39 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;625(#9),&nbsp;&nbsp;&nbsp;
69a20	38 30 30 28 23 31 30 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 30 28 23 31 31 29 2c 26	800(#10),&nbsp;&nbsp;1000(#11),&
69a40	6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 30 28 23 31 32 29 2c 3c 62 72 3e 32 30 30 30 28 23 31	nbsp;&nbsp;1250(#12),<br>2000(#1
69a60	33 29 2c 26 6e 62 73 70 3b 32 35 30 30 28 23 31 34 29 2c 26 6e 62 73 70 3b 34 30 30 30 28 23 31	3),&nbsp;2500(#14),&nbsp;4000(#1
69a80	35 29 2c 26 6e 62 73 70 3b 35 30 30 30 28 23 31 36 29 2c 26 6e 62 73 70 3b 31 30 30 30 30 28 23	5),&nbsp;5000(#16),&nbsp;10000(#
69aa0	31 37 29 2c 26 6e 62 73 70 3b 32 30 30 30 30 28 23 31 38 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	17),&nbsp;20000(#18)<br></code><
69ac0	62 72 3e 3c 62 72 3e 54 68 65 20 72 65 61 6c 20 76 61 6c 75 65 20 73 65 74 20 62 79 20 73 65 74	br><br>The.real.value.set.by.set
69ae0	5f 50 57 4d 5f 72 61 6e 67 65 20 69 73 20 28 64 75 74 79 63 79 63 6c 65 20 2a 20 72 65 61 6c 20	_PWM_range.is.(dutycycle.*.real.
69b00	72 61 6e 67 65 29 20 2f 20 72 61 6e 67 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74	range)./.range..<h3><a.name="get
69b20	5f 50 57 4d 5f 72 61 6e 67 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	_PWM_range"></a><a.href="#int"><
69b40	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 50 57 4d 5f 72 61	small>int</small></a>.get_PWM_ra
69b60	6e 67 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	nge<small>(<a.href="#unsigned">u
69b80	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22	nsigned</a>.<a.href="#user_gpio"
69ba0	3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74	>user_gpio</a>)</small></h3>.Get
69bc0	20 74 68 65 20 72 61 6e 67 65 20 6f 66 20 50 57 4d 20 76 61 6c 75 65 73 20 62 65 69 6e 67 20 75	.the.range.of.PWM.values.being.u
69be0	73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75	sed.on.the.GPIO..<br><br><code>u
69c00	73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	ser_gpio:&nbsp;0-31.<br></code><
69c20	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 64 75 74 79 63 79 63 6c 65 20 72 61 6e	br><br>Returns.the.dutycycle.ran
69c40	67 65 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 69 66 20 4f 4b 2c 0a 6f 74 68 65	ge.used.for.the.GPIO.if.OK,.othe
69c60	72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e	rwise.PI_BAD_USER_GPIO..<br><br>
69c80	49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 6f 72 20 68 61 72 64 77 61 72 65 20	If.a.hardware.clock.or.hardware.
69ca0	50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 0a 72 65	PWM.is.active.on.the.GPIO.the.re
69cc0	70 6f 72 74 65 64 20 72 61 6e 67 65 20 77 69 6c 6c 20 62 65 20 31 30 30 30 30 30 30 20 28 31 4d	ported.range.will.be.1000000.(1M
69ce0	29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 50 57 4d 5f 72 65 61 6c 5f 72 61 6e	)..<h3><a.name="get_PWM_real_ran
69d00	67 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	ge"></a><a.href="#int"><small>in
69d20	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 50 57 4d 5f 72 65 61 6c 5f 72 61 6e 67 65	t</small></a>.get_PWM_real_range
69d40	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	<small>(<a.href="#unsigned">unsi
69d60	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73	gned</a>.<a.href="#user_gpio">us
69d80	65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 74 68	er_gpio</a>)</small></h3>.Get.th
69da0	65 20 72 65 61 6c 20 75 6e 64 65 72 6c 79 69 6e 67 20 72 61 6e 67 65 20 6f 66 20 50 57 4d 20 76	e.real.underlying.range.of.PWM.v
69dc0	61 6c 75 65 73 20 62 65 69 6e 67 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62	alues.being.used.on.the.GPIO..<b
69de0	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31	r><br><code>user_gpio:&nbsp;0-31
69e00	2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20	.<br></code><br><br>Returns.the.
69e20	72 65 61 6c 20 72 61 6e 67 65 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 69 66 20	real.range.used.for.the.GPIO.if.
69e40	4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e 0a	OK,.otherwise.PI_BAD_USER_GPIO..
69e60	3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 69 73 20 61	<br><br>If.a.hardware.clock.is.a
69e80	63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 0a 72	ctive.on.the.GPIO.the.reported.r
69ea0	65 61 6c 20 72 61 6e 67 65 20 77 69 6c 6c 20 62 65 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a	eal.range.will.be.1000000.(1M)..
69ec0	3c 62 72 3e 3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76	<br><br>If.hardware.PWM.is.activ
69ee0	65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 72 65 61 6c 20	e.on.the.GPIO.the.reported.real.
69f00	72 61 6e 67 65 0a 77 69 6c 6c 20 62 65 20 61 70 70 72 6f 78 69 6d 61 74 65 6c 79 20 32 35 30 4d	range.will.be.approximately.250M
69f20	20 64 69 76 69 64 65 64 20 62 79 20 74 68 65 20 73 65 74 20 50 57 4d 20 66 72 65 71 75 65 6e 63	.divided.by.the.set.PWM.frequenc
69f40	79 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63	y..<h3><a.name="set_PWM_frequenc
69f60	79 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	y"></a><a.href="#int"><small>int
69f80	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 73	</small></a>.set_PWM_frequency<s
69fa0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	mall>(<a.href="#unsigned">unsign
69fc0	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72	ed</a>.<a.href="#user_gpio">user
69fe0	5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	_gpio</a>,.<a.href="#unsigned">u
6a000	0d 05 e6 00 03 03 b7 00 06 e6 05 a7 03 b7 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a0a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a0c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a340	00 00 00 00 00 00 00 00 00 00 00 05 e6 02 5c 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	..............\.................
6a360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 c1 29 0a 0c 25 1f 02 01 2f	........................)..%.../
6a3c0	21 1f 27 81 81 35 65 78 5f 69 72 5f 72 65 6d 6f 74 65 49 52 20 52 65 6d 6f 74 65 1f 54 02 49 52	!.'..5ex_ir_remoteIR.Remote.T.IR
6a3e0	20 52 65 6d 6f 74 65 20 45 78 61 6d 70 6c 65 64 72 69 76 65 72 2e 6a 70 67 69 6d 75 2d 33 2e 6a	.Remote.Exampledriver.jpgimu-3.j
6a400	70 67 69 72 2d 6d 6f 74 69 6f 6e 2e 6a 70 67 0a 3c 70 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67	pgir-motion.jpg.<p>The.following
6a420	20 63 6f 64 65 20 73 68 6f 77 73 20 6f 6e 65 20 77 61 79 20 74 6f 20 72 65 61 64 20 61 6e 20 69	.code.shows.one.way.to.read.an.i
6a440	6e 66 72 61 72 65 64 20 72 65 6d 6f 74 65 0a 63 6f 6e 74 72 6f 6c 20 64 65 76 69 63 65 20 28 74	nfrared.remote.control.device.(t
6a460	68 65 20 73 6f 72 74 20 75 73 65 64 20 69 6e 20 54 56 73 20 61 6e 64 20 73 74 65 72 65 6f 20 73	he.sort.used.in.TVs.and.stereo.s
6a480	79 73 74 65 6d 73 29 2e 3c 2f 70 3e 0a 3c 68 33 3e 53 45 54 55 50 3c 2f 68 33 3e 0a 3c 69 6d 67	ystems).</p>.<h3>SETUP</h3>.<img
6a4a0	20 61 6c 74 3d 22 66 72 69 74 7a 69 6e 67 20 64 69 61 67 72 61 6d 22 20 73 74 79 6c 65 3d 22 77	.alt="fritzing.diagram".style="w
6a4c0	69 64 74 68 3a 20 32 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 33 31 37 70 78 3b 22 0a 73 72 63	idth:.200px;.height:.317px;".src
6a4e0	3d 22 69 6d 61 67 65 73 2f 69 72 2d 66 72 69 74 7a 2e 70 6e 67 22 20 61 6c 69 67 6e 3d 22 6c 65	="images/ir-fritz.png".align="le
6a500	66 74 22 20 68 73 70 61 63 65 3d 22 31 30 22 3e 54 68 65 20 64 65 76 69 63 65 20 75 73 65 64 0a	ft".hspace="10">The.device.used.
6a520	69 73 20 61 20 3c 73 70 61 6e 20 69 74 65 6d 70 72 6f 70 3d 22 6e 61 6d 65 22 3e 53 46 48 35 31	is.a.<span.itemprop="name">SFH51
6a540	31 30 20 28 49 52 20 52 65 63 65 69 76 65 72 20 66 6f 72 20 72 65 6d 6f 74 65 20 63 6f 6e 74 72	10.(IR.Receiver.for.remote.contr
6a560	6f 6c 2c 0a 63 61 72 72 69 65 72 20 33 38 20 6b 48 7a 29 2e 3c 62 72 3e 0a 3c 62 72 3e 3c 2f 73	ol,.carrier.38.kHz).<br>.<br></s
6a580	70 61 6e 3e 20 50 69 6e 20 31 20 28 6c 65 66 74 20 66 72 6f 6d 20 66 72 6f 6e 74 29 20 6d 61 79	pan>.Pin.1.(left.from.front).may
6a5a0	20 62 65 00 00 01 14 3d 09 0a 1b 1d 02 09 1d 1f 1f 1d 0d 73 69 74 65 6d 61 70 53 69 74 65 20 4d	.be....=...........sitemapSite.M
6a5c0	61 70 27 0f 53 69 74 65 20 4d 61 70 69 72 2d 72 78 2e 6a 70 67 69 6d 75 2d 32 2e 6a 70 67 63 61	ap'.Site.Mapir-rx.jpgimu-2.jpgca
6a5e0	70 73 2e 6a 70 67 00 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	ps.jpg..........................
6a600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6a6e0	00 00 00 00 00 00 b2 0f 08 0b 2f 29 02 01 39 21 1d 1b e2 73 65 78 5f 72 6f 74 61 72 79 5f 65 6e	........../)..9!...sex_rotary_en
6a700	63 6f 64 65 72 52 6f 74 61 72 79 20 45 6e 63 6f 64 65 72 1f 4a 02 52 6f 74 61 72 79 20 45 6e 63	coderRotary.Encoder.J.Rotary.Enc
6a720	6f 64 65 72 20 45 78 61 6d 70 6c 65 6d 73 70 34 33 30 2e 6a 70 67 6c 65 64 73 2e 6a 70 67 6c 64	oder.Examplemsp430.jpgleds.jpgld
6a740	72 2e 6a 70 67 0a 3c 70 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 64 65 20 73 68 6f 77	r.jpg.<p>The.following.code.show
6a760	73 20 6f 6e 65 20 77 61 79 20 74 6f 20 72 65 61 64 20 61 6e 20 69 6e 63 72 65 6d 65 6e 74 61 6c	s.one.way.to.read.an.incremental
6a780	0a 6d 65 63 68 61 6e 69 63 61 6c 20 72 6f 74 61 72 79 20 65 6e 6f 64 65 72 20 28 74 68 65 20 73	.mechanical.rotary.enoder.(the.s
6a7a0	6f 72 74 20 75 73 65 64 20 66 6f 72 20 76 6f 6c 75 6d 65 20 63 6f 6e 74 72 6f 6c 20 69 6e 20 61	ort.used.for.volume.control.in.a
6a7c0	75 64 69 6f 0a 73 79 73 74 65 6d 73 29 2e 26 6e 62 73 70 3b 20 54 68 65 73 65 20 72 6f 74 61 72	udio.systems).&nbsp;.These.rotar
6a7e0	79 20 65 6e 63 6f 64 65 72 73 20 68 61 76 65 20 74 77 6f 20 73 77 69 74 63 68 65 73 20 41 20 61	y.encoders.have.two.switches.A.a
6a800	6e 64 20 42 0a 77 68 69 63 68 20 72 65 74 75 72 6e 20 61 20 71 75 61 64 72 61 74 75 72 65 20 6f	nd.B.which.return.a.quadrature.o
6a820	75 74 70 75 74 2c 20 69 2e 65 2e 20 74 68 65 79 20 61 72 65 20 39 30 20 64 65 67 72 65 65 73 20	utput,.i.e..they.are.90.degrees.
6a840	6f 75 74 20 6f 66 0a 70 68 61 73 65 2e 3c 2f 70 3e 0a 3c 68 33 3e 53 45 54 55 50 3c 2f 68 33 3e	out.of.phase.</p>.<h3>SETUP</h3>
6a860	0a 3c 69 6d 67 20 61 6c 74 3d 22 66 72 69 74 7a 69 6e 67 20 64 69 61 67 72 61 6d 22 20 73 74 79	.<img.alt="fritzing.diagram".sty
6a880	6c 65 3d 22 77 69 64 74 68 3a 20 32 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 33 30 30 70 78 3b	le="width:.200px;.height:.300px;
6a8a0	22 0a 73 72 63 3d 22 69 6d 61 67 65 73 2f 72 65 2d 66 72 69 74 7a 2e 70 6e 67 22 20 61 6c 69 67	".src="images/re-fritz.png".alig
6a8c0	6e 3d 22 6c 65 66 74 22 20 68 73 70 61 63 65 3d 22 31 30 22 3e 54 68 65 20 63 6f 6d 6d 6f 6e 0a	n="left".hspace="10">The.common.
6a8e0	28 63 65 6e 74 72 65 29 20 74 65 72 6d 69 6e 61 6c 20 73 68 6f 75 6c 64 20 62 65 20 63 6f 6e 6e	(centre).terminal.should.be.conn
6a900	65 63 74 65 64 20 74 6f 20 61 20 50 69 20 67 72 6f 75 6e 64 2e 0a 3c 70 3e 54 68 65 20 41 20 61	ected.to.a.Pi.ground..<p>The.A.a
6a920	6e 64 20 42 20 74 65 72 6d 69 6e 61 6c 73 20 6d 61 79 20 62 65 20 63 6f 6e 6e 65 63 74 65 64 20	nd.B.terminals.may.be.connected.
6a940	74 6f 20 61 6e 79 20 73 70 61 72 65 20 67 70 69 6f 73 2e 3c 2f 70 3e 0a 3c 70 3e 48 65 72 65 20	to.any.spare.gpios.</p>.<p>Here.
6a960	41 20 74 6f 20 67 70 69 6f 31 38 20 28 50 31 2d 31 32 29 2c 20 63 6f 6d 6d 6f 6e 20 74 6f 20 67	A.to.gpio18.(P1-12),.common.to.g
6a980	72 6f 75 6e 64 20 28 50 31 2d 32 30 29 2c 20 42 20 74 6f 20 67 70 69 6f 37 0a 28 50 31 2d 32 36	round.(P1-20),.B.to.gpio7.(P1-26
6a9a0	29 2e 3c 62 72 20 63 6c 65 61 72 3d 22 61 6c 6c 22 3e 3c 2f 70 3e 0a 3c 70 3e 3c 69 6d 67 20 73	).<br.clear="all"></p>.<p><img.s
6a9c0	72 63 3d 22 69 6d 61 67 65 73 2f 72 65 2d 70 68 6f 74 6f 2e 6a 70 67 22 20 73 74 79 6c 65 3d 0a	rc="images/re-photo.jpg".style=.
6a9e0	22 77 69 64 74 68 3a 20 34 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 33 30 30 70 78 3b 22 20 61	"width:.400px;.height:.300px;".a
6aa00	6c 74 3d 22 70 68 6f 74 6f 20 6f 66 20 73 65 74 2d 75 70 22 3e 3c 2f 70 3e 0a 3c 68 33 3e 43 4f	lt="photo.of.set-up"></p>.<h3>CO
6aa20	44 45 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 23 69 6e 63 6c 75 64 65 20 26 6c 74 3b 73 74 64 69 6f	DE</h3>.<code>#include.&lt;stdio
6aa40	2e 68 26 67 74 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 23 69 6e 63 6c 75 64 65 20 26 6c 74 3b 70 69 67	.h&gt;<br>.<br>.#include.&lt;pig
6aa60	70 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 3c 62 72 3e 0a 26 6e 62 73 70 3b	pio.h&gt;<br>.<br>./*<br>.&nbsp;
6aa80	26 6e 62 73 70 3b 20 52 6f 74 61 72 79 20 65 6e 63 6f 64 65 72 20 63 6f 6e 6e 65 63 74 69 6f 6e	&nbsp;.Rotary.encoder.connection
6aaa0	73 3a 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 45 6e 63 6f 64 65 72	s:<br>.<br>.&nbsp;&nbsp;.Encoder
6aac0	20 41 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	.A&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
6aae0	20 2d 20 67 70 69 6f 0a 31 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 28 70 69 6e 20 50 31 2d 31	.-.gpio.18&nbsp;&nbsp;.(pin.P1-1
6ab00	32 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 45 6e 63 6f 64 65 72 20 42 26 6e 62	2)<br>.&nbsp;&nbsp;.Encoder.B&nb
6ab20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2d 20 67 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;.-.gp
6ab40	69 6f 0a 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 28 70 69 6e 20 50 31 2d 32	io.7&nbsp;&nbsp;&nbsp;.(pin.P1-2
6ab60	36 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 45 6e 63 6f 64 65 72 20 43 6f 6d 6d	6)<br>.&nbsp;&nbsp;.Encoder.Comm
6ab80	6f 6e 20 2d 20 50 69 20 67 72 6f 75 6e 64 20 28 70 69 6e 20 50 31 2d 32 30 29 3c 62 72 3e 0a 2a	on.-.Pi.ground.(pin.P1-20)<br>.*
6aba0	2f 3c 62 72 3e 0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 45 4e 43 4f 44 45 52 5f 41 20 31 38 3c	/<br>.<br>.#define.ENCODER_A.18<
6abc0	62 72 3e 0a 23 64 65 66 69 6e 65 20 45 4e 43 4f 44 45 52 5f 42 26 6e 62 73 70 3b 20 37 3c 62 72	br>.#define.ENCODER_B&nbsp;.7<br
6abe0	3e 0a 3c 62 72 3e 0a 73 74 61 74 69 63 20 76 6f 6c 61 74 69 6c 65 20 69 6e 74 20 65 6e 63 6f 64	>.<br>.static.volatile.int.encod
6ac00	65 72 50 6f 73 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 20 66 6f 72 77 61 72 64 20 64 65 63 6c 61	erPos;<br>.<br>./*.forward.decla
6ac20	72 61 74 69 6f 6e 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69 64 20 65 6e 63 6f 64 65 72 50	ration.*/<br>.<br>.void.encoderP
6ac40	75 6c 73 65 28 69 6e 74 20 67 70 69 6f 2c 20 69 6e 74 20 6c 65 76 2c 20 75 69 6e 74 33 32 5f 74	ulse(int.gpio,.int.lev,.uint32_t
6ac60	20 74 69 63 6b 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 69 6e 74 20 6d 61 69 6e 28 69 6e 74 20 61 72	.tick);<br>.<br>.int.main(int.ar
6ac80	67 63 2c 20 63 68 61 72 20 2a 20 61 72 67 76 5b 5d 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62	gc,.char.*.argv[])<br>.{<br>.&nb
6aca0	73 70 3b 26 6e 62 73 70 3b 20 69 6e 74 20 70 6f 73 3d 30 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e	sp;&nbsp;.int.pos=0;<br>.<br>.&n
6acc0	62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 28 29 26	bsp;&nbsp;.if.(gpioInitialise()&
6ace0	6c 74 3b 30 29 20 72 65 74 75 72 6e 20 31 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	lt;0).return.1;<br>.<br>.&nbsp;&
6ad00	6e 62 73 70 3b 20 67 70 69 6f 53 65 74 4d 6f 64 65 28 45 4e 43 4f 44 45 52 5f 41 2c 20 50 49 5f	nbsp;.gpioSetMode(ENCODER_A,.PI_
6ad20	49 4e 50 55 54 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74	INPUT);<br>.&nbsp;&nbsp;.gpioSet
6ad40	4d 6f 64 65 28 45 4e 43 4f 44 45 52 5f 42 2c 20 50 49 5f 49 4e 50 55 54 29 3b 3c 62 72 3e 0a 3c	Mode(ENCODER_B,.PI_INPUT);<br>.<
6ad60	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2f 2a 20 70 75 6c 6c 20 75 70 20 69 73 20 6e	br>.&nbsp;&nbsp;./*.pull.up.is.n
6ad80	65 65 64 65 64 20 61 73 20 65 6e 63 6f 64 65 72 20 63 6f 6d 6d 6f 6e 20 69 73 20 67 72 6f 75 6e	eeded.as.encoder.common.is.groun
6ada0	64 65 64 0a 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69	ded.*/<br>.<br>.&nbsp;&nbsp;.gpi
6adc0	6f 53 65 74 50 75 6c 6c 55 70 44 6f 77 6e 28 45 4e 43 4f 44 45 52 5f 41 2c 20 50 49 5f 50 55 44	oSetPullUpDown(ENCODER_A,.PI_PUD
6ade0	5f 55 50 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 50 75	_UP);<br>.&nbsp;&nbsp;.gpioSetPu
6ae00	6c 6c 55 70 44 6f 77 6e 28 45 4e 43 4f 44 45 52 5f 42 2c 20 50 49 5f 50 55 44 5f 55 50 29 3b 3c	llUpDown(ENCODER_B,.PI_PUD_UP);<
6ae20	62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 65 6e 63 6f 64 65 72 50 6f 73	br>.<br>.&nbsp;&nbsp;.encoderPos
6ae40	20 3d 20 70 6f 73 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2f 2a	.=.pos;<br>.<br>.&nbsp;&nbsp;./*
6ae60	20 6d 6f 6e 69 74 6f 72 20 65 6e 63 6f 64 65 72 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 2a	.monitor.encoder.level.changes.*
6ae80	2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 41	/<br>.<br>.&nbsp;&nbsp;.gpioSetA
6aea0	6c 65 72 74 46 75 6e 63 28 45 4e 43 4f 44 45 52 5f 41 2c 20 65 6e 63 6f 64 65 72 50 75 6c 73 65	lertFunc(ENCODER_A,.encoderPulse
6aec0	29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 41 6c 65 72 74	);<br>.&nbsp;&nbsp;.gpioSetAlert
6aee0	46 75 6e 63 28 45 4e 43 4f 44 45 52 5f 42 2c 20 65 6e 63 6f 64 65 72 50 75 6c 73 65 29 3b 3c 62	Func(ENCODER_B,.encoderPulse);<b
6af00	72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 77 68 69 6c 65 20 28 31 29 3c 62	r>.<br>.&nbsp;&nbsp;.while.(1)<b
6af20	72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73	r>.&nbsp;&nbsp;.{<br>.&nbsp;&nbs
6af40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 70 6f 73 20 21 3d 20	p;&nbsp;&nbsp;&nbsp;.if.(pos.!=.
6af60	65 6e 63 6f 64 65 72 50 6f 73 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	encoderPos)<br>.&nbsp;&nbsp;&nbs
6af80	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;&nbsp;.{<br>.&nbsp;&nbsp
6afa0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
6afc0	6e 62 73 70 3b 20 70 6f 73 20 3d 0a 65 6e 63 6f 64 65 72 50 6f 73 3b 3c 62 72 3e 0a 26 6e 62 73	nbsp;.pos.=.encoderPos;<br>.&nbs
6afe0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 00 00 00 5a	p;&nbsp;&nbsp;&nbsp;&nbsp;&n...Z
6b000	00 00 00 74 73 70 3b 63 6f 6e 63 61 74 65 6e 61 74 65 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73	...tsp;concatenated&nbsp;I2C&nbs
6b020	70 3b 63 6f 6d 6d 61 6e 64 73 2c 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c	p;commands,&nbsp;see&nbsp;below<
6b040	62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76	br></samp><br><br>The.returned.v
6b060	61 6c 75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66	alue.is.a.tuple.of.the.number.of
6b080	20 62 79 74 65 73 20 72 65 61 64 20 61 6e 64 20 61 0a 62 79 74 65 61 72 72 61 79 20 63 6f 6e 74	.bytes.read.and.a.bytearray.cont
6b0a0	61 69 6e 69 6e 67 20 74 68 65 20 62 79 74 65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77 61 73 20	aining.the.bytes...If.there.was.
6b0c0	61 6e 20 65 72 72 6f 72 20 74 68 65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61	an.error.the.number.of.bytes.rea
6b0e0	64 20 77 69 6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77 69	d.will.be.less.than.zero.(and.wi
6b100	6c 6c 20 63 6f 6e 74 61 69 6e 0a 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e	ll.contain.the.error.code)..<br>
6b120	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
6b140	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 28 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 64 61 74 61	><br><br><code>(count,&nbsp;data
6b160	29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 69 32 63 5f 7a 69 70 28 68 2c 26 6e 62 73 70	)&nbsp;=&nbsp;pi.i2c_zip(h,&nbsp
6b180	3b 5b 34 2c 26 6e 62 73 70 3b 30 78 35 33 2c 26 6e 62 73 70 3b 37 2c 26 6e 62 73 70 3b 31 2c 26	;[4,&nbsp;0x53,&nbsp;7,&nbsp;1,&
6b1a0	6e 62 73 70 3b 30 78 33 32 2c 26 6e 62 73 70 3b 36 2c 26 6e 62 73 70 3b 36 2c 26 6e 62 73 70 3b	nbsp;0x32,&nbsp;6,&nbsp;6,&nbsp;
6b1c0	30 5d 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77	0])<br></code><br><br>The.follow
6b1e0	69 6e 67 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65 64 3a	ing.command.codes.are.supported:
6b200	0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70	.<br><br><table.border="1".cellp
6b220	61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64	adding="2".cellspacing="2"><tbod
6b240	79 3e 3c 74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44 61 74	y><tr><td>Name</td><td>Cmd.&.Dat
6b260	61 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	a</td><td>Meaning</td></tr><tr><
6b280	74 64 3e 45 6e 64 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 4e 6f 20 6d 6f 72 65	td>End</td><td>0</td><td>No.more
6b2a0	20 63 6f 6d 6d 61 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 73 63 61 70	.commands</td></tr><tr><td>Escap
6b2c0	65 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 4e 65 78 74 20 50 20 69 73 20 74 77	e</td><td>1</td><td>Next.P.is.tw
6b2e0	6f 20 62 79 74 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4f 6e 3c 2f 74 64 3e	o.bytes</td></tr><tr><td>On</td>
6b300	3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 53 77 69 74 63 68 20 63 6f 6d 62 69 6e 65 64 20 66 6c	<td>2</td><td>Switch.combined.fl
6b320	61 67 20 6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4f 66 66 3c 2f 74 64 3e 3c	ag.on</td></tr><tr><td>Off</td><
6b340	74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 53 77 69 74 63 68 20 63 6f 6d 62 69 6e 65 64 20 66 6c 61	td>3</td><td>Switch.combined.fla
6b360	67 20 6f 66 66 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 64 64 72 65 73 73 3c 2f	g.off</td></tr><tr><td>Address</
6b380	74 64 3e 3c 74 64 3e 34 20 50 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 61 64 64 72 65	td><td>4.P</td><td>Set.I2C.addre
6b3a0	73 73 20 74 6f 20 50 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46 6c 61 67 73 3c 2f	ss.to.P</td></tr><tr><td>Flags</
6b3c0	74 64 3e 3c 74 64 3e 35 20 6c 73 62 20 6d 73 62 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43	td><td>5.lsb.msb</td><td>Set.I2C
6b3e0	20 66 6c 61 67 73 20 74 6f 20 6c 73 62 20 2b 20 28 6d 73 62 20 26 6c 74 3b 26 6c 74 3b 20 38 29	.flags.to.lsb.+.(msb.&lt;&lt;.8)
6b400	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 65 61 64 3c 2f 74 64 3e 3c 74 64 3e 36	</td></tr><tr><td>Read</td><td>6
6b420	20 50 3c 2f 74 64 3e 3c 74 64 3e 52 65 61 64 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c	.P</td><td>Read.P.bytes.of.data<
6b440	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 72 69 74 65 3c 2f 74 64 3e 3c 74 64 3e 37	/td></tr><tr><td>Write</td><td>7
6b460	20 50 20 2e 2e 2e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 50 20 62 79 74 65 73 20 6f 66 20	.P....</td><td>Write.P.bytes.of.
6b480	64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62	data</td></tr></tbody></table><b
6b4a0	72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 2c 20 72 65 61 64 2c 20 61 6e 64 20 77 72 69	r><br>The.address,.read,.and.wri
6b4c0	74 65 20 63 6f 6d 6d 61 6e 64 73 20 74 61 6b 65 20 61 20 70 61 72 61 6d 65 74 65 72 20 50 2e 0a	te.commands.take.a.parameter.P..
6b4e0	4e 6f 72 6d 61 6c 6c 79 20 50 20 69 73 20 6f 6e 65 20 62 79 74 65 20 28 30 2d 32 35 35 29 2e 20	Normally.P.is.one.byte.(0-255)..
6b500	20 49 66 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 69 73 20 70 72 65 63 65 64 65 64 20 62 79 0a 74	.If.the.command.is.preceded.by.t
6b520	68 65 20 45 73 63 61 70 65 20 63 6f 6d 6d 61 6e 64 20 74 68 65 6e 20 50 20 69 73 20 74 77 6f 20	he.Escape.command.then.P.is.two.
6b540	62 79 74 65 73 20 28 30 2d 36 35 35 33 35 2c 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e	bytes.(0-65535,.least.significan
6b560	74 0a 62 79 74 65 20 66 69 72 73 74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65	t.byte.first)..<br><br>The.addre
6b580	73 73 20 64 65 66 61 75 6c 74 73 20 74 6f 20 74 68 61 74 20 61 73 73 6f 63 69 61 74 65 64 20 77	ss.defaults.to.that.associated.w
6b5a0	69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 54 68 65 20 66 6c 61 67 73 20 64 65 66 61 75 6c	ith.the.handle..The.flags.defaul
6b5c0	74 20 74 6f 20 30 2e 20 20 54 68 65 20 61 64 64 72 65 73 73 20 61 6e 64 20 66 6c 61 67 73 20 6d	t.to.0...The.address.and.flags.m
6b5e0	61 69 6e 74 61 69 6e 20 74 68 65 69 72 0a 70 72 65 76 69 6f 75 73 20 76 61 6c 75 65 20 75 6e 74	aintain.their.previous.value.unt
6b600	69 6c 20 75 70 64 61 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6e 79 20 72 65 61 64 20 49 32 43	il.updated..<br><br>Any.read.I2C
6b620	20 64 61 74 61 20 69 73 20 63 6f 6e 63 61 74 65 6e 61 74 65 64 20 69 6e 20 74 68 65 20 72 65 74	.data.is.concatenated.in.the.ret
6b640	75 72 6e 65 64 20 62 79 74 65 61 72 72 61 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	urned.bytearray..<br><br><b><sma
6b660	6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63	ll>Example</small></b><br><br><c
6b680	6f 64 65 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 35 33 2c 26	ode>Set&nbsp;address&nbsp;0x53,&
6b6a0	6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 33 32 2c 26 6e 62 73 70 3b 72 65 61 64 26	nbsp;write&nbsp;0x32,&nbsp;read&
6b6c0	6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64	nbsp;6&nbsp;bytes<br>Set&nbsp;ad
6b6e0	64 72 65 73 73 26 6e 62 73 70 3b 30 78 31 45 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70	dress&nbsp;0x1E,&nbsp;write&nbsp
6b700	3b 30 78 30 33 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74	;0x03,&nbsp;read&nbsp;6&nbsp;byt
6b720	65 73 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 36 38	es<br>Set&nbsp;address&nbsp;0x68
6b740	2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 31 42 2c 26 6e 62 73 70 3b 72 65 61	,&nbsp;write&nbsp;0x1B,&nbsp;rea
6b760	64 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 45 6e 64 3c 62 72 3e 3c 62	d&nbsp;8&nbsp;bytes<br>End<br><b
6b780	72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 35 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	r>0x04&nbsp;0x53&nbsp;&nbsp;&nbs
6b7a0	70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 33 32 26 6e 62 73 70 3b	p;0x07&nbsp;0x01&nbsp;0x32&nbsp;
6b7c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 3c 62 72 3e 30 78	&nbsp;&nbsp;0x06&nbsp;0x06<br>0x
6b7e0	30 34 26 6e 62 73 70 3b 30 78 31 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78	04&nbsp;0x1E&nbsp;&nbsp;&nbsp;0x
6b800	30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 30 33 26 6e 62 73 70 3b 26 6e 62 73	07&nbsp;0x01&nbsp;0x03&nbsp;&nbs
6b820	70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 3c 62 72 3e 30 78 30 34 26 6e	p;&nbsp;0x06&nbsp;0x06<br>0x04&n
6b840	62 73 70 3b 30 78 36 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 37 26 6e	bsp;0x68&nbsp;&nbsp;&nbsp;0x07&n
6b860	62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 31 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;0x01&nbsp;0x1B&nbsp;&nbsp;&n
6b880	62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 38 3c 62 72 3e 30 78 30 30 3c 62 72 3e 3c 2f	bsp;0x06&nbsp;0x08<br>0x00<br></
6b8a0	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 62 65 67 69 6e 22 3e	code><h3><a.name="notify_begin">
6b8c0	6e 6f 74 69 66 79 5f 62 65 67 69 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61	notify_begin<small>(<a.href="#ha
6b8e0	6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73	ndle">handle</a>,.<a.href="#bits
6b900	22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20	">bits</a>)</small></h3>.Starts.
6b920	6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6f 6e 20 61 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c	notifications.on.a.handle..<br><
6b940	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c	br><b><small>Parameters</small><
6b960	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26	/b><br><br><samp>handle:=&nbsp;&
6b980	67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73	gt;=0&nbsp;(as&nbsp;returned&nbs
6b9a0	70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c	p;by&nbsp;a&nbsp;prior&nbsp;call
6b9c0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f	&nbsp;to&nbsp;<a.href="#notify_o
6b9e0	70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 26 6e 62 73 70 3b 26	pen">notify_open</a>)<br>&nbsp;&
6ba00	6e 62 73 70 3b 62 69 74 73 3a 3d 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b	nbsp;bits:=&nbsp;a&nbsp;32&nbsp;
6ba20	62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 69 6e 64 69 63 61 74 69 6e 67 26 6e 62	bit&nbsp;mask&nbsp;indicating&nb
6ba40	73 70 3b 74 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65	sp;the&nbsp;GPIO&nbsp;to&nbsp;be
6ba60	26 6e 62 73 70 3b 6e 6f 74 69 66 69 65 64 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62	&nbsp;notified.<br></samp><br><b
6ba80	72 3e 54 68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 73 65 6e 64 73 20 73 74 61 74 65 20 63	r>The.notification.sends.state.c
6baa0	68 61 6e 67 65 73 20 66 6f 72 20 65 61 63 68 20 47 50 49 4f 20 77 68 6f 73 65 0a 63 6f 72 72 65	hanges.for.each.GPIO.whose.corre
6bac0	73 70 6f 6e 64 69 6e 67 20 62 69 74 20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72	sponding.bit.in.bits.is.set..<br
6bae0	3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 64 65 20 73 74 61 72 74 73 20 6e	><br>The.following.code.starts.n
6bb00	6f 74 69 66 69 63 61 74 69 6f 6e 73 20 66 6f 72 20 47 50 49 4f 20 31 2c 20 34 2c 0a 36 2c 20 37	otifications.for.GPIO.1,.4,.6,.7
6bb20	2c 20 61 6e 64 20 31 30 20 28 31 32 33 34 20 3d 20 30 78 30 34 44 32 20 3d 20 30 62 30 30 30 30	,.and.10.(1234.=.0x04D2.=.0b0000
6bb40	30 31 30 30 31 31 30 31 30 30 31 30 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	010011010010)..<br><br><b><small
6bb60	3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	>Example</small></b><br><br><cod
6bb80	65 3e 68 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 6e 6f 74 69 66 79 5f 6f 70 65 6e 28 29	e>h&nbsp;=&nbsp;pi.notify_open()
6bba0	3c 62 72 3e 69 66 26 6e 62 73 70 3b 68 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 3a	<br>if&nbsp;h&nbsp;&gt;=&nbsp;0:
6bbc0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 2e 6e 6f 74 69 66 79 5f	<br>&nbsp;&nbsp;&nbsp;pi.notify_
6bbe0	62 65 67 69 6e 28 68 2c 26 6e 62 73 70 3b 31 32 33 34 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	begin(h,&nbsp;1234)<br></code><h
6bc00	33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 63 6c 6f 73 65 22 3e 6e 6f 74 69 66 79 5f	3><a.name="notify_close">notify_
6bc20	63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68	close<small>(<a.href="#handle">h
6bc40	61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 6f 70 73 20 6e 6f	andle</a>)</small></h3>.Stops.no
6bc60	74 69 66 69 63 61 74 69 6f 6e 73 20 6f 6e 20 61 20 68 61 6e 64 6c 65 20 61 6e 64 20 72 65 6c 65	tifications.on.a.handle.and.rele
6bc80	61 73 65 73 20 74 68 65 20 68 61 6e 64 6c 65 20 66 6f 72 20 72 65 75 73 65 2e 0a 3c 62 72 3e 3c	ases.the.handle.for.reuse..<br><
6bca0	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c	br><b><small>Parameters</small><
6bcc0	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26	/b><br><br><samp>handle:=&nbsp;&
6bce0	67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73	gt;=0&nbsp;(as&nbsp;returned&nbs
6bd00	70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c	p;by&nbsp;a&nbsp;prior&nbsp;call
6bd20	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f	&nbsp;to&nbsp;<a.href="#notify_o
6bd40	70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 3c 2f 73 61 6d 70 3e	pen">notify_open</a>)<br></samp>
6bd60	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
6bd80	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 26 6e 62 73 70 3b 3d 26 6e 62 73 70	></b><br><br><code>h&nbsp;=&nbsp
6bda0	3b 70 69 2e 6e 6f 74 69 66 79 5f 6f 70 65 6e 28 29 3c 62 72 3e 69 66 26 6e 62 73 70 3b 68 26 6e	;pi.notify_open()<br>if&nbsp;h&n
6bdc0	62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;&gt;=&nbsp;0:<br>&nbsp;&nbsp
6bde0	3b 26 6e 62 73 70 3b 70 69 2e 6e 6f 74 69 66 79 5f 62 65 67 69 6e 28 68 2c 26 6e 62 73 70 3b 31	;&nbsp;pi.notify_begin(h,&nbsp;1
6be00	32 33 34 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2e 2e 2e 3c 62 72	234)<br>&nbsp;&nbsp;&nbsp;...<br
6be20	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 2e 6e 6f 74 69 66 79 5f 63 6c 6f	>&nbsp;&nbsp;&nbsp;pi.notify_clo
6be40	73 65 28 68 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2e 2e 2e 3c 62	se(h)<br>&nbsp;&nbsp;&nbsp;...<b
6be60	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 6f 70 65	r></code><h3><a.name="notify_ope
6be80	6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c	n">notify_open<small>()</small><
6bea0	2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 61 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 68 61 6e 64	/h3>.Returns.a.notification.hand
6bec0	6c 65 20 28 26 67 74 3b 3d 30 29 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 6e 6f 74 69 66 69 63 61 74	le.(&gt;=0)..<br><br>A.notificat
6bee0	69 6f 6e 20 69 73 20 61 20 6d 65 74 68 6f 64 20 66 6f 72 20 62 65 69 6e 67 20 6e 6f 74 69 66 69	ion.is.a.method.for.being.notifi
6bf00	65 64 20 6f 66 20 47 50 49 4f 20 73 74 61 74 65 0a 63 68 61 6e 67 65 73 20 76 69 61 20 61 20 70	ed.of.GPIO.state.changes.via.a.p
6bf20	69 70 65 2e 0a 3c 62 72 3e 3c 62 72 3e 50 69 70 65 73 20 61 72 65 20 6f 6e 6c 79 20 61 63 63 65	ipe..<br><br>Pipes.are.only.acce
6bf40	73 73 69 62 6c 65 20 66 72 6f 6d 20 74 68 65 20 6c 6f 63 61 6c 20 6d 61 63 68 69 6e 65 20 73 6f	ssible.from.the.local.machine.so
6bf60	20 74 68 69 73 0a 66 75 6e 63 74 69 6f 6e 20 73 65 72 76 65 73 20 6e 6f 20 70 75 72 70 6f 73 65	.this.function.serves.no.purpose
6bf80	20 69 66 20 79 6f 75 20 61 72 65 20 75 73 69 6e 67 20 50 79 74 68 6f 6e 20 66 72 6f 6d 20 61 0a	.if.you.are.using.Python.from.a.
6bfa0	72 65 6d 6f 74 65 20 6d 61 63 68 69 6e 65 2e 20 20 54 68 65 20 69 6e 2d 62 75 69 6c 74 20 28 73	remote.machine...The.in-built.(s
6bfc0	6f 63 6b 65 74 29 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 0a 70 72 6f 76 69 64 65 64 20 62 79	ocket).notifications.provided.by
6bfe0	20 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61	.<a.href="#callback">callback</a
6c000	00 00 00 70 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 72 65 71 75 65	...pnsigned</a>.<a.href="#freque
6c020	6e 63 79 22 3e 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	ncy">frequency</a>)</small></h3>
6c040	0a 53 65 74 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 28 69 6e 20 48 7a 29 20 6f 66 20 74 68	.Set.the.frequency.(in.Hz).of.th
6c060	65 20 50 57 4d 20 74 6f 20 62 65 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62	e.PWM.to.be.used.on.the.GPIO..<b
6c080	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31	r><br><code>user_gpio:&nbsp;0-31
6c0a0	2e 3c 62 72 3e 66 72 65 71 75 65 6e 63 79 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70	.<br>frequency:&nbsp;&gt;=0&nbsp
6c0c0	3b 28 48 7a 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	;(Hz).<br></code><br><br>Returns
6c0e0	20 74 68 65 20 6e 75 6d 65 72 69 63 61 6c 6c 79 20 63 6c 6f 73 65 73 74 20 66 72 65 71 75 65 6e	.the.numerically.closest.frequen
6c100	63 79 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f	cy.if.OK,.otherwise.PI_BAD_USER_
6c120	47 50 49 4f 20 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62	GPIO.or.PI_NOT_PERMITTED..<br><b
6c140	72 3e 49 66 20 50 57 4d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 61 63 74 69 76 65 20 6f 6e 20	r>If.PWM.is.currently.active.on.
6c160	74 68 65 20 47 50 49 4f 20 69 74 20 77 69 6c 6c 20 62 65 20 73 77 69 74 63 68 65 64 0a 6f 66 66	the.GPIO.it.will.be.switched.off
6c180	20 61 6e 64 20 74 68 65 6e 20 62 61 63 6b 20 6f 6e 20 61 74 20 74 68 65 20 6e 65 77 20 66 72 65	.and.then.back.on.at.the.new.fre
6c1a0	71 75 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 47 50 49 4f 20 63 61 6e 20 62 65	quency..<br><br>Each.GPIO.can.be
6c1c0	20 69 6e 64 65 70 65 6e 64 65 6e 74 6c 79 20 73 65 74 20 74 6f 20 6f 6e 65 20 6f 66 20 31 38 20	.independently.set.to.one.of.18.
6c1e0	64 69 66 66 65 72 65 6e 74 0a 50 57 4d 20 66 72 65 71 75 65 6e 63 69 65 73 2e 0a 3c 62 72 3e 3c	different.PWM.frequencies..<br><
6c200	62 72 3e 54 68 65 20 73 65 6c 65 63 74 61 62 6c 65 20 66 72 65 71 75 65 6e 63 69 65 73 20 64 65	br>The.selectable.frequencies.de
6c220	70 65 6e 64 20 75 70 6f 6e 20 74 68 65 20 73 61 6d 70 6c 65 20 72 61 74 65 20 77 68 69 63 68 0a	pend.upon.the.sample.rate.which.
6c240	6d 61 79 20 62 65 20 31 2c 20 32 2c 20 34 2c 20 35 2c 20 38 2c 20 6f 72 20 31 30 20 6d 69 63 72	may.be.1,.2,.4,.5,.8,.or.10.micr
6c260	6f 73 65 63 6f 6e 64 73 20 28 64 65 66 61 75 6c 74 20 35 29 2e 20 20 54 68 65 0a 73 61 6d 70 6c	oseconds.(default.5)...The.sampl
6c280	65 20 72 61 74 65 20 69 73 20 73 65 74 20 77 68 65 6e 20 74 68 65 20 70 69 67 70 69 6f 20 64 61	e.rate.is.set.when.the.pigpio.da
6c2a0	65 6d 6f 6e 20 69 73 20 73 74 61 72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 72 65	emon.is.started..<br><br>The.fre
6c2c0	71 75 65 6e 63 69 65 73 20 66 6f 72 20 65 61 63 68 20 73 61 6d 70 6c 65 20 72 61 74 65 20 61 72	quencies.for.each.sample.rate.ar
6c2e0	65 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	e:.<br><br><code>&nbsp;&nbsp;&nb
6c300	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
6c320	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
6c340	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
6c360	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 48 65 72 74 7a	sp;&nbsp;&nbsp;&nbsp;&nbsp;Hertz
6c380	3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br><br>&nbsp;&nbsp;&nbsp;&nbsp;
6c3a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3a 26 6e 62 73 70 3b 34 30 30 30 30 26	&nbsp;&nbsp;&nbsp;1:&nbsp;40000&
6c3c0	6e 62 73 70 3b 32 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 38 30 30 30 26	nbsp;20000&nbsp;10000&nbsp;8000&
6c3e0	6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 32 35 30 30 26 6e 62	nbsp;5000&nbsp;4000&nbsp;2500&nb
6c400	73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 36 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	sp;2000&nbsp;1600<br>&nbsp;&nbsp
6c420	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
6c440	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70	nbsp;&nbsp;&nbsp;&nbsp;1250&nbsp
6c460	3b 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30	;&nbsp;1000&nbsp;&nbsp;&nbsp;800
6c480	26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e	&nbsp;&nbsp;500&nbsp;&nbsp;400&n
6c4a0	62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73	bsp;&nbsp;250&nbsp;&nbsp;200&nbs
6c4c0	70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 3c	p;&nbsp;100&nbsp;&nbsp;&nbsp;50<
6c4e0	62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	br><br>&nbsp;&nbsp;&nbsp;&nbsp;&
6c500	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 3a 26 6e 62 73 70 3b 32 30 30 30 30 26 6e	nbsp;&nbsp;&nbsp;2:&nbsp;20000&n
6c520	62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 34	bsp;10000&nbsp;&nbsp;5000&nbsp;4
6c540	30 30 30 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 32 35	000&nbsp;2500&nbsp;2000&nbsp;125
6c560	30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 3c 62 72 3e 26 6e	0&nbsp;1000&nbsp;&nbsp;800<br>&n
6c580	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
6c5a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
6c5c0	26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e	&nbsp;625&nbsp;&nbsp;&nbsp;500&n
6c5e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32	bsp;&nbsp;&nbsp;400&nbsp;&nbsp;2
6c600	35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35	50&nbsp;&nbsp;200&nbsp;&nbsp;125
6c620	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;&nbsp;100&nbsp;&nbsp;&nbsp
6c640	3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 3c 62 72 3e 3c 62 72 3e 26	;50&nbsp;&nbsp;&nbsp;25<br><br>&
6c660	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
6c680	73 70 3b 26 6e 62 73 70 3b 34 3a 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;4:&nbsp;10000&nbsp;&nbs
6c6a0	70 3b 35 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32 30 30 30	p;5000&nbsp;&nbsp;2500&nbsp;2000
6c6c0	26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;1250&nbsp;1000&nbsp;&nbsp;
6c6e0	36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30	625&nbsp;&nbsp;500&nbsp;&nbsp;40
6c700	30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	0<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
6c720	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
6c740	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;&nbsp;313&nbsp;&nbsp;&nbs
6c760	70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b	p;250&nbsp;&nbsp;&nbsp;200&nbsp;
6c780	26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e	&nbsp;125&nbsp;&nbsp;100&nbsp;&n
6c7a0	62 73 70 3b 26 6e 62 73 70 3b 36 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30	bsp;&nbsp;63&nbsp;&nbsp;&nbsp;50
6c7c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;25&nbsp;&nbsp;
6c7e0	26 6e 62 73 70 3b 31 33 3c 62 72 3e 73 61 6d 70 6c 65 3c 62 72 3e 26 6e 62 73 70 3b 72 61 74 65	&nbsp;13<br>sample<br>&nbsp;rate
6c800	3c 62 72 3e 26 6e 62 73 70 3b 28 75 73 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 3a 26 6e 62 73	<br>&nbsp;(us)&nbsp;&nbsp;5:&nbs
6c820	70 3b 26 6e 62 73 70 3b 38 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73	p;&nbsp;8000&nbsp;&nbsp;4000&nbs
6c840	70 3b 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 36 30 30 26 6e 62 73 70 3b 31 30 30 30	p;&nbsp;2000&nbsp;1600&nbsp;1000
6c860	26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e	&nbsp;&nbsp;800&nbsp;&nbsp;500&n
6c880	62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 32 30 3c 62 72 3e	bsp;&nbsp;400&nbsp;&nbsp;320<br>
6c8a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
6c8c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
6c8e0	70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30	p;&nbsp;250&nbsp;&nbsp;&nbsp;200
6c900	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 30 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;160&nbsp;&nbsp
6c920	3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 26 6e 62 73 70 3b 26 6e	;100&nbsp;&nbsp;&nbsp;80&nbsp;&n
6c940	62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30	bsp;&nbsp;50&nbsp;&nbsp;&nbsp;40
6c960	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;20&nbsp;&nbsp;
6c980	26 6e 62 73 70 3b 31 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	&nbsp;10<br><br>&nbsp;&nbsp;&nbs
6c9a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 3a 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;&nbsp;8:&nbs
6c9c0	70 3b 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73	p;&nbsp;5000&nbsp;&nbsp;2500&nbs
6c9e0	70 3b 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;1250&nbsp;1000&nbsp;&nbs
6ca00	70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;625&nbsp;&nbsp;500&nbsp;&nbsp;
6ca20	33 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30	313&nbsp;&nbsp;250&nbsp;&nbsp;20
6ca40	30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	0<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
6ca60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
6ca80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 35 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;&nbsp;156&nbsp;&nbsp;&nbs
6caa0	70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b	p;125&nbsp;&nbsp;&nbsp;100&nbsp;
6cac0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;63&nbsp;&nbsp;&nbsp;
6cae0	35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 26 6e 62 73 70 3b 26 6e 62 73	50&nbsp;&nbsp;&nbsp;31&nbsp;&nbs
6cb00	70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 33 26 6e	p;&nbsp;25&nbsp;&nbsp;&nbsp;13&n
6cb20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 3c 62 72 3e 3c 62 72 3e 26	bsp;&nbsp;&nbsp;&nbsp;6<br><br>&
6cb40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
6cb60	73 70 3b 31 30 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 26 6e 62 73	sp;10:&nbsp;&nbsp;4000&nbsp;&nbs
6cb80	70 3b 32 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73	p;2000&nbsp;&nbsp;1000&nbsp;&nbs
6cba0	70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;800&nbsp;&nbsp;500&nbsp;&nbsp;
6cbc0	34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30	400&nbsp;&nbsp;250&nbsp;&nbsp;20
6cbe0	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	0&nbsp;&nbsp;160<br>&nbsp;&nbsp;
6cc00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
6cc20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26	bsp;&nbsp;&nbsp;&nbsp;&nbsp;125&
6cc40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;&nbsp;&nbsp;100&nbsp;&nbsp;
6cc60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;80&nbsp;&nbsp;&nbsp;
6cc80	35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 26 6e 62 73 70 3b 26 6e 62 73	50&nbsp;&nbsp;&nbsp;40&nbsp;&nbs
6cca0	70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 26 6e	p;&nbsp;25&nbsp;&nbsp;&nbsp;20&n
6ccc0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;&nbsp;10&nbsp;&nbsp;&n
6cce0	62 73 70 3b 26 6e 62 73 70 3b 35 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	bsp;&nbsp;5<br></code><h3><a.nam
6cd00	65 3d 22 67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	e="get_PWM_frequency"></a><a.hre
6cd20	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
6cd40	67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	get_PWM_frequency<small>(<a.href
6cd60	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
6cd80	66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73	f="#user_gpio">user_gpio</a>)</s
6cda0	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 6f 66 20	mall></h3>.Get.the.frequency.of.
6cdc0	50 57 4d 20 62 65 69 6e 67 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e	PWM.being.used.on.the.GPIO..<br>
6cde0	3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c	<br><code>user_gpio:&nbsp;0-31.<
6ce00	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 6e 6f 72 6d 61 6c 20 50 57 4d	br></code><br><br>For.normal.PWM
6ce20	20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 77 69 6c 6c 20 62 65 20 74 68 61 74 20 64 65 66 69	.the.frequency.will.be.that.defi
6ce40	6e 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 62 79 0a 3c 61 20 68 72 65 66 3d 22 23 73 65	ned.for.the.GPIO.by.<a.href="#se
6ce60	74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e	t_PWM_frequency">set_PWM_frequen
6ce80	63 79 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c	cy</a>..<br><br>If.a.hardware.cl
6cea0	6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65	ock.is.active.on.the.GPIO.the.re
6cec0	70 6f 72 74 65 64 20 66 72 65 71 75 65 6e 63 79 0a 77 69 6c 6c 20 62 65 20 74 68 61 74 20 73 65	ported.frequency.will.be.that.se
6cee0	74 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 22 3e 68	t.by.<a.href="#hardware_clock">h
6cf00	61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 68 61	ardware_clock</a>..<br><br>If.ha
6cf20	72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f	rdware.PWM.is.active.on.the.GPIO
6cf40	20 74 68 65 20 72 65 70 6f 72 74 65 64 20 66 72 65 71 75 65 6e 63 79 0a 77 69 6c 6c 20 62 65 20	.the.reported.frequency.will.be.
6cf60	74 68 61 74 20 73 65 74 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 50	that.set.by.<a.href="#hardware_P
6cf80	57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65	WM">hardware_PWM</a>..<br><br>Re
6cfa0	74 75 72 6e 73 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 28 69 6e 20 68 65 72 74 7a 29 20 75	turns.the.frequency.(in.hertz).u
6cfc0	73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73	sed.for.the.GPIO.if.OK,.otherwis
6cfe0	65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	e.PI_BAD_USER_GPIO..<h3><a.name=
6d000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6d0a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6d0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6d2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6d480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6d5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6d6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6d7a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d7c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6d7e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6d840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6daa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6dde0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6dfe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e000	0d 00 00 00 02 08 78 00 0b a7 08 78 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	......x....x....................
6e020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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6e3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e3e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 df 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e7a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 d3 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e7c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e7e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
6e840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 57 00 00 00 00 00 00 00 00 00 00 00 00	...................W............
6e860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 a6 24 0c 0b 2b 25 02 01	.........................$..+%..
6e880	35 1d 1b 25 cb 25 65 78 5f 73 6f 6e 61 72 5f 72 61 6e 67 65 72 53 6f 6e 61 72 20 52 61 6e 67 65	5..%.%ex_sonar_rangerSonar.Range
6e8a0	72 1f 68 02 53 6f 6e 61 72 20 52 61 6e 67 65 72 20 45 78 61 6d 70 6c 65 6e 61 6e 6f 2e 6a 70 67	r.h.Sonar.Ranger.Examplenano.jpg
6e8c0	70 6f 74 2e 6a 70 67 72 65 6d 6f 74 65 2d 31 2e 6a 70 67 0a 3c 70 3e 54 68 65 20 66 6f 6c 6c 6f	pot.jpgremote-1.jpg.<p>The.follo
6e8e0	77 69 6e 67 20 63 6f 64 65 20 73 68 6f 77 73 20 61 20 6d 65 74 68 6f 64 20 6f 66 20 72 65 61 64	wing.code.shows.a.method.of.read
6e900	69 6e 67 20 61 20 63 6c 61 73 73 20 6f 66 20 73 6f 6e 61 72 0a 72 61 6e 67 65 72 73 2e 26 6e 62	ing.a.class.of.sonar.rangers.&nb
6e920	73 70 3b 20 54 68 65 73 65 20 72 61 6e 67 65 72 73 20 72 65 71 75 69 72 65 73 20 61 20 74 72 69	sp;.These.rangers.requires.a.tri
6e940	67 67 65 72 20 70 75 6c 73 65 2e 26 6e 62 73 70 3b 0a 53 68 6f 72 74 6c 79 20 61 66 74 65 72 20	gger.pulse.&nbsp;.Shortly.after.
6e960	72 65 63 65 69 76 69 6e 67 20 61 20 74 72 69 67 67 65 72 20 74 68 65 79 20 74 72 61 6e 73 6d 69	receiving.a.trigger.they.transmi
6e980	74 20 61 20 6e 6f 69 73 65 20 70 75 6c 73 65 20 61 6e 64 0a 73 65 74 20 74 68 65 20 65 63 68 6f	t.a.noise.pulse.and.set.the.echo
6e9a0	20 6c 69 6e 65 20 68 69 67 68 2e 26 6e 62 73 70 3b 20 57 68 65 6e 20 74 68 65 20 65 63 68 6f 20	.line.high.&nbsp;.When.the.echo.
6e9c0	69 73 20 72 65 63 65 69 76 65 64 20 74 68 65 20 65 63 68 6f 0a 6c 69 6e 65 20 69 73 20 73 65 74	is.received.the.echo.line.is.set
6e9e0	20 6c 6f 77 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 68 33 3e 53 45 54 55 50 3c 2f 68 33 3e 0a 3c 69 6d	.low.<br></p>.<h3>SETUP</h3>.<im
6ea00	67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 73 6f 6e 2d 66 72 69 74 7a 2e 70 6e 67 22 20 61 6c 74	g.src="images/son-fritz.png".alt
6ea20	3d 22 66 72 69 74 7a 69 6e 67 20 64 69 61 67 72 61 6d 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74	="fritzing.diagram".style=."widt
6ea40	68 3a 20 32 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 36 30 30 70 78 3b 22 20 61 6c 69 67 6e 3d	h:.200px;.height:.600px;".align=
6ea60	22 6c 65 66 74 22 20 68 73 70 61 63 65 3d 22 31 30 22 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 62 72	"left".hspace="10"><br>.<br>.<br
6ea80	3e 0a 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 72 61 6e 67 65 72 20 75 73 65 64 20 69 73 20 61	>.<br>.<br>.The.ranger.used.is.a
6eaa0	20 53 52 46 30 35 20 28 63 68 65 63 6b 20 74 68 65 20 70 69 6e 6f 75 74 73 2c 20 74 68 65 72 65	.SRF05.(check.the.pinouts,.there
6eac0	20 61 72 65 20 6d 61 6e 79 0a 76 61 72 69 61 6e 74 73 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68	.are.many.variants).<br>.<br>.Th
6eae0	65 20 66 72 69 74 7a 69 6e 67 20 64 69 61 67 72 61 6d 20 73 68 6f 77 73 20 74 68 65 20 62 61 63	e.fritzing.diagram.shows.the.bac
6eb00	6b 20 6f 66 20 74 68 65 20 72 61 6e 67 65 72 2c 20 69 2e 65 2e 20 70 69 6e 20 31 20 69 73 0a 74	k.of.the.ranger,.i.e..pin.1.is.t
6eb20	68 65 20 72 69 67 68 74 6d 6f 73 74 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 50 69 6e 20 31 20 69 73 20	he.rightmost.<br>.<br>.Pin.1.is.
6eb40	35 56 2e 3c 62 72 3e 0a 50 69 6e 20 32 20 69 73 20 74 68 65 20 74 72 69 67 67 65 72 20 6c 69 6e	5V.<br>.Pin.2.is.the.trigger.lin
6eb60	65 2e 3c 62 72 3e 0a 50 69 6e 20 33 20 69 73 20 74 68 65 20 65 63 68 6f 20 6c 69 6e 65 2e 3c 62	e.<br>.Pin.3.is.the.echo.line.<b
6eb80	72 3e 0a 50 69 6e 20 34 20 69 73 20 6f 75 74 20 28 75 6e 75 73 65 64 29 2e 3c 62 72 3e 0a 50 69	r>.Pin.4.is.out.(unused).<br>.Pi
6eba0	6e 20 35 00 00 00 ec a8 4e 0b 0b 19 3b 02 01 23 21 23 1f d0 01 65 78 5f 4c 44 52 4c 69 67 68 74	n.5.....N...;..#!#...ex_LDRLight
6ebc0	20 44 65 70 65 6e 64 65 6e 74 20 52 65 73 69 74 6f 72 1f 5e 02 4c 44 52 20 45 78 61 6d 70 6c 65	.Dependent.Resitor.^.LDR.Example
6ebe0	6b 65 79 70 61 64 2e 6a 70 67 6c 64 72 2d 63 61 70 2e 6a 70 67 6d 65 74 65 72 2e 6a 70 67 0a 3c	keypad.jpgldr-cap.jpgmeter.jpg.<
6ec00	70 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 64 65 20 73 68 6f 77 73 20 61 20 6d 65 74	p>The.following.code.shows.a.met
6ec20	68 6f 64 20 6f 66 20 72 65 61 64 69 6e 67 20 61 6e 61 6c 6f 67 75 65 20 73 65 6e 73 6f 72 73 20	hod.of.reading.analogue.sensors.
6ec40	6f 6e 0a 74 68 65 20 64 69 67 69 74 61 6c 20 69 6e 70 75 74 20 6f 6e 6c 79 20 50 69 2e 26 6e 62	on.the.digital.input.only.Pi.&nb
6ec60	73 70 3b 20 41 20 4c 69 67 68 74 20 44 65 70 65 6e 64 65 6e 74 20 52 65 73 69 73 74 6f 72 20 28	sp;.A.Light.Dependent.Resistor.(
6ec80	4c 44 52 29 0a 76 61 72 69 65 73 20 69 74 73 20 72 65 73 69 73 74 61 6e 63 65 20 61 63 63 6f 72	LDR).varies.its.resistance.accor
6eca0	64 69 6e 67 20 74 6f 20 74 68 65 20 69 6e 63 69 64 65 6e 74 20 6c 69 67 68 74 0a 69 6e 74 65 6e	ding.to.the.incident.light.inten
6ecc0	73 69 73 74 79 2e 3c 2f 70 3e 0a 3c 68 33 3e 53 45 54 55 50 3c 2f 68 33 3e 0a 3c 69 6d 67 20 73	sisty.</p>.<h3>SETUP</h3>.<img.s
6ece0	72 63 3d 22 69 6d 61 67 65 73 2f 4c 44 52 2d 66 72 69 74 7a 2e 70 6e 67 22 20 61 6c 74 3d 22 66	rc="images/LDR-fritz.png".alt="f
6ed00	72 69 74 7a 69 6e 67 20 64 69 61 67 72 61 6d 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20	ritzing.diagram".style=."width:.
6ed20	32 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 33 30 30 70 78 3b 22 20 61 6c 69 67 6e 3d 22 6c 65	200px;.height:.300px;".align="le
6ed40	66 74 22 20 68 73 70 61 63 65 3d 22 31 30 22 3e 54 68 65 20 4c 44 52 0a 75 73 65 64 20 69 73 20	ft".hspace="10">The.LDR.used.is.
6ed60	61 20 43 61 64 6d 69 75 6d 20 53 75 6c 70 68 69 64 65 20 64 65 76 69 63 65 20 77 69 74 68 20 61	a.Cadmium.Sulphide.device.with.a
6ed80	20 31 4d 4f 68 6d 20 64 61 72 6b 20 72 65 73 69 73 74 61 6e 63 65 20 61 6e 64 0a 32 2d 34 4b 4f	.1MOhm.dark.resistance.and.2-4KO
6eda0	68 6d 20 61 74 20 31 30 30 20 6c 75 78 2e 26 6e 62 73 70 3b 20 54 68 65 20 63 61 70 61 63 69 74	hm.at.100.lux.&nbsp;.The.capacit
6edc0	6f 72 20 69 73 20 61 20 31 30 34 0a 63 65 72 61 6d 69 63 2e 3c 73 70 61 6e 20 69 74 65 6d 70 72	or.is.a.104.ceramic.<span.itempr
6ede0	6f 70 3d 22 6e 61 6d 65 22 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 4f 6e 65 20 65 6e 64 20 6f 66 20 74	op="name"><br>.<br>.One.end.of.t
6ee00	68 65 20 63 61 70 61 63 69 74 6f 72 20 69 73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 50 69 20	he.capacitor.is.connected.to.Pi.
6ee20	67 72 6f 75 6e 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 4f 6e 65 20 65 6e 64 20 6f 66 20 74 68 65 20	ground.<br>.<br>.One.end.of.the.
6ee40	4c 44 52 20 69 73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 50 69 20 33 56 33 2e 3c 62 72 3e 0a	LDR.is.connected.to.Pi.3V3.<br>.
6ee60	3c 62 72 3e 0a 54 68 65 20 6f 74 68 65 72 20 65 6e 64 73 20 6f 66 20 74 68 65 20 63 61 70 61 63	<br>.The.other.ends.of.the.capac
6ee80	69 74 6f 72 20 61 6e 64 20 4c 44 52 20 61 72 65 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 61 20	itor.and.LDR.are.connected.to.a.
6eea0	73 70 61 72 65 0a 67 70 69 6f 2e 3c 2f 73 70 61 6e 3e 3c 62 72 3e 0a 3c 70 3e 48 65 72 65 20 50	spare.gpio.</span><br>.<p>Here.P
6eec0	31 2d 31 20 69 73 20 75 73 65 64 20 66 6f 72 20 33 56 33 2c 20 50 31 2d 32 30 20 69 73 20 75 73	1-1.is.used.for.3V3,.P1-20.is.us
6eee0	65 64 20 66 6f 72 20 67 72 6f 75 6e 64 2c 20 61 6e 64 20 67 70 69 6f 20 31 38 0a 28 50 31 2d 31	ed.for.ground,.and.gpio.18.(P1-1
6ef00	32 29 20 69 73 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 67 70 69 6f 2e 3c 62 72 20 63 6c 65 61	2).is.used.for.the.gpio.<br.clea
6ef20	72 3d 22 61 6c 6c 22 3e 3c 2f 70 3e 0a 3c 70 3e 3c 69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73	r="all"></p>.<p><img.src="images
6ef40	2f 4c 44 52 2d 70 68 6f 74 6f 2e 6a 70 67 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 35	/LDR-photo.jpg".style=."width:.5
6ef60	30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 36 36 37 70 78 3b 22 20 61 6c 74 3d 22 70 68 6f 74 6f	00px;.height:.667px;".alt="photo
6ef80	20 6f 66 20 73 65 74 2d 75 70 22 3e 3c 2f 70 3e 0a 3c 68 33 3e 43 4f 44 45 3c 2f 68 33 3e 0a 3c	.of.set-up"></p>.<h3>CODE</h3>.<
6efa0	63 6f 64 65 3e 23 69 6e 63 6c 75 64 65 20 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62 72	code>#include.&lt;stdio.h&gt;<br
6efc0	3e 0a 3c 62 72 3e 0a 23 69 6e 63 6c 75 64 65 20 26 6c 74 3b 70 69 67 70 69 6f 2e 68 26 67 74 3b	>.<br>.#include.&lt;pigpio.h&gt;
6efe0	3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 0a 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 00 00 01 25	<br>.<br>./*.---------------...%
6f000	00 00 00 72 22 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 22 3e 3c 2f 61 3e 3c	...r"set_servo_pulsewidth"></a><
6f020	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
6f040	3c 2f 61 3e 20 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 3c 73 6d 61 6c 6c 3e	</a>.set_servo_pulsewidth<small>
6f060	28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	(<a.href="#unsigned">unsigned</a
6f080	3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f	>.<a.href="#user_gpio">user_gpio
6f0a0	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
6f0c0	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 75 6c 73 65 77 69 64 74 68 22 3e 70 75 6c	ed</a>.<a.href="#pulsewidth">pul
6f0e0	73 65 77 69 64 74 68 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 20	sewidth</a>)</small></h3>.Start.
6f100	28 35 30 30 2d 32 35 30 30 29 20 6f 72 20 73 74 6f 70 20 28 30 29 20 73 65 72 76 6f 20 70 75 6c	(500-2500).or.stop.(0).servo.pul
6f120	73 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26	ses.on.the.GPIO..<br><br><code>&
6f140	6e 62 73 70 3b 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 70 75	nbsp;user_gpio:&nbsp;0-31.<br>pu
6f160	6c 73 65 77 69 64 74 68 3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 2c 26 6e 62 73	lsewidth:&nbsp;0&nbsp;(off),&nbs
6f180	70 3b 35 30 30 26 6e 62 73 70 3b 28 61 6e 74 69 2d 63 6c 6f 63 6b 77 69 73 65 29 26 6e 62 73 70	p;500&nbsp;(anti-clockwise)&nbsp
6f1a0	3b 2d 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 28 63 6c 6f 63 6b 77 69 73 65 29 2e 3c 62	;-&nbsp;2500&nbsp;(clockwise).<b
6f1c0	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b	r></code><br><br>Returns.0.if.OK
6f1e0	2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49	,.otherwise.PI_BAD_USER_GPIO,.PI
6f200	5f 42 41 44 5f 50 55 4c 53 45 57 49 44 54 48 20 6f 72 0a 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54	_BAD_PULSEWIDTH.or.PI_NOT_PERMIT
6f220	54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 6c 65 63 74 65 64 20 70 75 6c 73 65 77	TED..<br><br>The.selected.pulsew
6f240	69 64 74 68 20 77 69 6c 6c 20 63 6f 6e 74 69 6e 75 65 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69	idth.will.continue.to.be.transmi
6f260	74 74 65 64 20 75 6e 74 69 6c 0a 63 68 61 6e 67 65 64 20 62 79 20 61 20 73 75 62 73 65 71 75 65	tted.until.changed.by.a.subseque
6f280	6e 74 20 63 61 6c 6c 20 74 6f 20 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 2e	nt.call.to.set_servo_pulsewidth.
6f2a0	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 75 6c 73 65 77 69 64 74 68 73 20 73 75 70 70 6f 72 74	.<br><br>The.pulsewidths.support
6f2c0	65 64 20 62 79 20 73 65 72 76 6f 73 20 76 61 72 69 65 73 20 61 6e 64 20 73 68 6f 75 6c 64 20 70	ed.by.servos.varies.and.should.p
6f2e0	72 6f 62 61 62 6c 79 20 62 65 0a 64 65 74 65 72 6d 69 6e 65 64 20 62 79 20 65 78 70 65 72 69 6d	robably.be.determined.by.experim
6f300	65 6e 74 2e 20 41 20 76 61 6c 75 65 20 6f 66 20 31 35 30 30 20 73 68 6f 75 6c 64 20 61 6c 77 61	ent..A.value.of.1500.should.alwa
6f320	79 73 20 62 65 20 73 61 66 65 20 61 6e 64 0a 72 65 70 72 65 73 65 6e 74 73 20 74 68 65 20 6d 69	ys.be.safe.and.represents.the.mi
6f340	64 2d 70 6f 69 6e 74 20 6f 66 20 72 6f 74 61 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 59 6f 75	d-point.of.rotation..<br><br>You
6f360	20 63 61 6e 20 44 41 4d 41 47 45 20 61 20 73 65 72 76 6f 20 69 66 20 79 6f 75 20 63 6f 6d 6d 61	.can.DAMAGE.a.servo.if.you.comma
6f380	6e 64 20 69 74 20 74 6f 20 6d 6f 76 65 20 62 65 79 6f 6e 64 20 69 74 73 20 6c 69 6d 69 74 73 2e	nd.it.to.move.beyond.its.limits.
6f3a0	0a 3c 62 72 3e 3c 62 72 3e 4f 54 48 45 52 20 55 50 44 41 54 45 20 52 41 54 45 53 3a 0a 3c 62 72	.<br><br>OTHER.UPDATE.RATES:.<br
6f3c0	3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 75 70 64 61 74 65 73 20 73 65 72 76 6f	><br>This.function.updates.servo
6f3e0	73 20 61 74 20 35 30 48 7a 2e 20 20 49 66 20 79 6f 75 20 77 69 73 68 20 74 6f 20 75 73 65 20 61	s.at.50Hz...If.you.wish.to.use.a
6f400	20 64 69 66 66 65 72 65 6e 74 0a 75 70 64 61 74 65 20 66 72 65 71 75 65 6e 63 79 20 79 6f 75 20	.different.update.frequency.you.
6f420	77 69 6c 6c 20 68 61 76 65 20 74 6f 20 75 73 65 20 74 68 65 20 50 57 4d 20 66 75 6e 63 74 69 6f	will.have.to.use.the.PWM.functio
6f440	6e 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 55 70 64 61 74 65 26 6e 62 73 70 3b 52 61	ns..<br><br><code>Update&nbsp;Ra
6f460	74 65 26 6e 62 73 70 3b 28 48 7a 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	te&nbsp;(Hz)&nbsp;&nbsp;&nbsp;&n
6f480	62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30	bsp;&nbsp;50&nbsp;&nbsp;&nbsp;10
6f4a0	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26	0&nbsp;&nbsp;200&nbsp;&nbsp;400&
6f4c0	6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 3c 62 72 3e 31 45 36 2f 48 7a 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;500<br>1E6/Hz&nbsp;&n
6f4e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
6f500	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
6f520	32 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b	20000&nbsp;10000&nbsp;5000&nbsp;
6f540	32 35 30 30 26 6e 62 73 70 3b 32 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	2500&nbsp;2000<br></code><br><br
6f560	3e 46 69 72 73 74 6c 79 20 73 65 74 20 74 68 65 20 64 65 73 69 72 65 64 20 50 57 4d 20 66 72 65	>Firstly.set.the.desired.PWM.fre
6f580	71 75 65 6e 63 79 20 75 73 69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 66	quency.using.<a.href="#set_PWM_f
6f5a0	72 65 71 75 65 6e 63 79 22 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 2e	requency">set_PWM_frequency</a>.
6f5c0	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 6e 20 73 65 74 20 74 68 65 20 50 57 4d 20 72 61 6e 67 65 20	.<br><br>Then.set.the.PWM.range.
6f5e0	75 73 69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 73	using.<a.href="#set_PWM_range">s
6f600	65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 20 74 6f 20 31 45 36 2f 48 7a 2e 0a 44 6f 69 6e	et_PWM_range</a>.to.1E6/Hz..Doin
6f620	67 20 74 68 69 73 20 61 6c 6c 6f 77 73 20 79 6f 75 20 74 6f 20 75 73 65 20 75 6e 69 74 73 20 6f	g.this.allows.you.to.use.units.o
6f640	66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 77 68 65 6e 20 73 65 74 74 69 6e 67 0a 74 68 65 20	f.microseconds.when.setting.the.
6f660	73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 49	servo.pulsewidth..<br><br>E.g..I
6f680	66 20 79 6f 75 20 77 61 6e 74 20 74 6f 20 75 70 64 61 74 65 20 61 20 73 65 72 76 6f 20 63 6f 6e	f.you.want.to.update.a.servo.con
6f6a0	6e 65 63 74 65 64 20 74 6f 20 47 50 49 4f 20 32 35 20 61 74 20 34 30 30 48 7a 0a 3c 62 72 3e 3c	nected.to.GPIO.25.at.400Hz.<br><
6f6c0	62 72 3e 3c 63 6f 64 65 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 28 32 35 2c 26 6e	br><code>set_PWM_frequency(25,&n
6f6e0	62 73 70 3b 34 30 30 29 3b 3c 62 72 3e 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 28 32 35 2c 26 6e	bsp;400);<br>set_PWM_range(25,&n
6f700	62 73 70 3b 32 35 30 30 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65	bsp;2500);<br></code><br><br>The
6f720	72 65 61 66 74 65 72 20 75 73 65 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57	reafter.use.the.<a.href="#set_PW
6f740	4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c 2f	M_dutycycle">set_PWM_dutycycle</
6f760	61 3e 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 6d 6f 76 65 20 74 68 65 20 73 65 72 76 6f 2c 0a 65	a>.function.to.move.the.servo,.e
6f780	2e 67 2e 20 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 28 32 35 2c 20 31 35 30 30 29 20	.g..set_PWM_dutycycle(25,.1500).
6f7a0	77 69 6c 6c 20 73 65 74 20 61 20 31 35 30 30 20 75 73 20 70 75 6c 73 65 2e 3c 62 72 3e 0a 3c 68	will.set.a.1500.us.pulse.<br>.<h
6f7c0	33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 22	3><a.name="get_servo_pulsewidth"
6f7e0	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
6f800	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 3c	small></a>.get_servo_pulsewidth<
6f820	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	small>(<a.href="#unsigned">unsig
6f840	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65	ned</a>.<a.href="#user_gpio">use
6f860	72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 20	r_gpio</a>)</small></h3>.Return.
6f880	74 68 65 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 20 69 6e 20 75 73 65 20 6f 6e 20 61	the.servo.pulsewidth.in.use.on.a
6f8a0	20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26	.GPIO..<br><br><code>user_gpio:&
6f8c0	6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74	nbsp;0-31.<br></code><br><br>Ret
6f8e0	75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55	urns.0.if.OK,.otherwise.PI_BAD_U
6f900	53 45 52 5f 47 50 49 4f 20 6f 72 20 50 49 5f 4e 4f 54 5f 53 45 52 56 4f 5f 47 50 49 4f 2e 0a 3c	SER_GPIO.or.PI_NOT_SERVO_GPIO..<
6f920	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20	h3><a.name="notify_open"></a><a.
6f940	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
6f960	61 3e 20 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61	a>.notify_open<small>(void)</sma
6f980	6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 61 20 66 72 65 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e	ll></h3>.Get.a.free.notification
6f9a0	20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c	.handle..<br><br>Returns.a.handl
6f9c0	65 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20 7a 65 72 6f 20	e.greater.than.or.equal.to.zero.
6f9e0	69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 2e 0a 3c	if.OK,.otherwise.PI_NO_HANDLE..<
6fa00	62 72 3e 3c 62 72 3e 41 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 69 73 20 61 20 6d 65 74 68 6f	br><br>A.notification.is.a.metho
6fa20	64 20 66 6f 72 20 62 65 69 6e 67 20 6e 6f 74 69 66 69 65 64 20 6f 66 20 47 50 49 4f 20 73 74 61	d.for.being.notified.of.GPIO.sta
6fa40	74 65 0a 63 68 61 6e 67 65 73 20 76 69 61 20 61 20 70 69 70 65 2e 0a 3c 62 72 3e 3c 62 72 3e 50	te.changes.via.a.pipe..<br><br>P
6fa60	69 70 65 73 20 61 72 65 20 6f 6e 6c 79 20 61 63 63 65 73 73 69 62 6c 65 20 66 72 6f 6d 20 74 68	ipes.are.only.accessible.from.th
6fa80	65 20 6c 6f 63 61 6c 20 6d 61 63 68 69 6e 65 20 73 6f 20 74 68 69 73 20 66 75 6e 63 74 69 6f 6e	e.local.machine.so.this.function
6faa0	0a 73 65 72 76 65 73 20 6e 6f 20 70 75 72 70 6f 73 65 20 69 66 20 79 6f 75 20 61 72 65 20 75 73	.serves.no.purpose.if.you.are.us
6fac0	69 6e 67 20 74 68 65 20 6c 69 62 72 61 72 79 20 66 72 6f 6d 20 61 20 72 65 6d 6f 74 65 20 6d 61	ing.the.library.from.a.remote.ma
6fae0	63 68 69 6e 65 2e 0a 54 68 65 20 69 6e 2d 62 75 69 6c 74 20 28 73 6f 63 6b 65 74 29 20 6e 6f 74	chine..The.in-built.(socket).not
6fb00	69 66 69 63 61 74 69 6f 6e 73 20 70 72 6f 76 69 64 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22	ifications.provided.by.<a.href="
6fb20	23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 0a 73 68 6f 75 6c 64 20 62	#callback">callback</a>.should.b
6fb40	65 20 75 73 65 64 20 69 6e 73 74 65 61 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 69 66 69 63 61	e.used.instead..<br><br>Notifica
6fb60	74 69 6f 6e 73 20 66 6f 72 20 68 61 6e 64 6c 65 20 78 20 77 69 6c 6c 20 62 65 20 61 76 61 69 6c	tions.for.handle.x.will.be.avail
6fb80	61 62 6c 65 20 61 74 20 74 68 65 20 70 69 70 65 0a 6e 61 6d 65 64 20 2f 64 65 76 2f 70 69 67 70	able.at.the.pipe.named./dev/pigp
6fba0	69 6f 78 20 28 77 68 65 72 65 20 78 20 69 73 20 74 68 65 20 68 61 6e 64 6c 65 20 6e 75 6d 62 65	iox.(where.x.is.the.handle.numbe
6fbc0	72 29 2e 0a 45 2e 67 2e 20 69 66 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73	r)..E.g..if.the.function.returns
6fbe0	20 31 35 20 74 68 65 6e 20 74 68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6d 75 73 74 20	.15.then.the.notifications.must.
6fc00	62 65 0a 72 65 61 64 20 66 72 6f 6d 20 2f 64 65 76 2f 70 69 67 70 69 6f 31 35 2e 0a 3c 68 33 3e	be.read.from./dev/pigpio15..<h3>
6fc20	3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 62 65 67 69 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72	<a.name="notify_begin"></a><a.hr
6fc40	65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	ef="#int"><small>int</small></a>
6fc60	20 6e 6f 74 69 66 79 5f 62 65 67 69 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75	.notify_begin<small>(<a.href="#u
6fc80	6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	nsigned">unsigned</a>.<a.href="#
6fca0	68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69	handle">handle</a>,.<a.href="#ui
6fcc0	6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62	nt32_t">uint32_t</a>.<a.href="#b
6fce0	69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72	its">bits</a>)</small></h3>.Star
6fd00	74 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6f 6e 20 61 20 70 72 65 76 69 6f 75 73 6c 79 20	t.notifications.on.a.previously.
6fd20	6f 70 65 6e 65 64 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e	opened.handle..<br><br><code>han
6fd40	64 6c 65 3a 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74	dle:&nbsp;0-31&nbsp;(as&nbsp;ret
6fd60	75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74	urned&nbsp;by&nbsp;<a.href="#not
6fd80	69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 26 6e	ify_open">notify_open</a>)<br>&n
6fda0	62 73 70 3b 26 6e 62 73 70 3b 62 69 74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 6d 61 73 6b	bsp;&nbsp;bits:&nbsp;a&nbsp;mask
6fdc0	26 6e 62 73 70 3b 69 6e 64 69 63 61 74 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 47	&nbsp;indicating&nbsp;the&nbsp;G
6fde0	50 49 4f 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 6e 6f 74 69 66 69 65	PIO&nbsp;to&nbsp;be&nbsp;notifie
6fe00	64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69	d.<br></code><br><br>Returns.0.i
6fe20	66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c	f.OK,.otherwise.PI_BAD_HANDLE..<
6fe40	62 72 3e 3c 62 72 3e 54 68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 73 65 6e 64 73 20 73 74	br><br>The.notification.sends.st
6fe60	61 74 65 20 63 68 61 6e 67 65 73 20 66 6f 72 20 65 61 63 68 20 47 50 49 4f 20 77 68 6f 73 65 0a	ate.changes.for.each.GPIO.whose.
6fe80	63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74	corresponding.bit.in.bits.is.set
6fea0	2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 6f 63 63 75	..<br><br>Each.notification.occu
6fec0	70 69 65 73 20 31 32 20 62 79 74 65 73 20 69 6e 20 74 68 65 20 66 69 66 6f 20 61 73 20 66 6f 6c	pies.12.bytes.in.the.fifo.as.fol
6fee0	6c 6f 77 73 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70	lows:.<br><br><code>typedef&nbsp
6ff00	3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;struct<br>{<br>&nbsp;&nbsp;&nbs
6ff20	70 3b 75 69 6e 74 31 36 5f 74 26 6e 62 73 70 3b 73 65 71 6e 6f 3b 3c 62 72 3e 26 6e 62 73 70 3b	p;uint16_t&nbsp;seqno;<br>&nbsp;
6ff40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74 26 6e 62 73 70 3b 66 6c 61 67 73 3b	&nbsp;&nbsp;uint16_t&nbsp;flags;
6ff60	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e	<br>&nbsp;&nbsp;&nbsp;uint32_t&n
6ff80	62 73 70 3b 74 69 63 6b 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75	bsp;tick;<br>&nbsp;&nbsp;&nbsp;u
6ffa0	69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 6c 65 76 65 6c 3b 3c 62 72 3e 7d 26 6e 62 73 70 3b 67 70	int32_t&nbsp;level;<br>}&nbsp;gp
6ffc0	69 6f 52 65 70 6f 72 74 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 73 65	ioReport_t;<br></code><br><br>se
6ffe0	71 6e 6f 3a 20 73 74 61 72 74 73 20 61 74 20 30 20 65 61 63 68 20 74 69 6d 65 20 74 68 65 20 68	qno:.starts.at.0.each.time.the.h
70000	0d 00 00 00 01 07 24 00 07 24 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	......$..$......................
70020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
700a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
700c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
700e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
701a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
701c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
701e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
702a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
702c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
702e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
703a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
703c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
703e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
704a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
704c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
704e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
705a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0a 50 00 00 00 00 00 00 00 00 00 00 00 00	...................P............
705c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
705e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
706a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
706c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
706e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
70720	00 00 00 00 91 59 0d 0b 1d 1d 02 09 31 1f 1b 23 a2 2b 64 6f 77 6e 6c 6f 61 64 44 6f 77 6e 6c 6f	.....Y......1..#.+downloadDownlo
70740	61 64 23 28 44 6f 77 6e 6c 6f 61 64 20 26 20 49 6e 73 74 61 6c 6c 72 66 2d 74 78 2e 6a 70 67 72	ad#(Download.&.Installrf-tx.jpgr
70760	70 69 2e 6a 70 67 73 70 65 61 6b 65 72 2e 6a 70 67 0a 49 66 20 74 68 65 20 70 69 67 70 69 6f 20	pi.jpgspeaker.jpg.If.the.pigpio.
70780	64 61 65 6d 6f 6e 20 69 73 20 72 75 6e 6e 69 6e 67 20 69 74 20 73 68 6f 75 6c 64 20 62 65 20 6b	daemon.is.running.it.should.be.k
707a0	69 6c 6c 65 64 20 28 73 75 64 6f 20 6b 69 6c 6c 61 6c 6c 0a 70 69 67 70 69 6f 64 29 20 62 65 66	illed.(sudo.killall.pigpiod).bef
707c0	6f 72 65 20 6d 61 6b 65 20 69 6e 73 74 61 6c 6c 20 61 6e 64 20 72 65 73 74 61 72 74 65 64 20 61	ore.make.install.and.restarted.a
707e0	66 74 65 72 77 61 72 64 73 20 28 73 75 64 6f 0a 70 69 67 70 69 6f 64 29 2e 3c 62 72 3e 0a 3c 62	fterwards.(sudo.pigpiod).<br>.<b
70800	72 3e 0a 3c 73 70 61 6e 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c	r>.<span.style="font-weight:.bol
70820	64 3b 22 3e 54 68 65 20 69 6e 69 74 69 61 6c 20 70 61 72 74 20 6f 66 20 74 68 65 20 6d 61 6b 65	d;">The.initial.part.of.the.make
70840	2c 20 74 68 65 0a 63 6f 6d 70 69 6c 61 74 69 6f 6e 20 6f 66 20 70 69 67 70 69 6f 2e 63 2c 20 74	,.the.compilation.of.pigpio.c,.t
70860	61 6b 65 73 20 31 30 30 20 73 65 63 6f 6e 64 73 20 6f 6e 20 65 61 72 6c 79 20 6d 6f 64 65 6c 0a	akes.100.seconds.on.early.model.
70880	50 69 73 2e 26 6e 62 73 70 3b 20 42 65 20 70 61 74 69 65 6e 74 2e 26 6e 62 73 70 3b 20 54 68 65	Pis.&nbsp;.Be.patient.&nbsp;.The
708a0	20 6f 76 65 72 61 6c 6c 20 69 6e 73 74 61 6c 6c 20 74 61 6b 65 73 20 6a 75 73 74 20 6f 76 65 72	.overall.install.takes.just.over
708c0	20 33 0a 6d 69 6e 75 74 65 73 2e 3c 2f 73 70 61 6e 3e 3c 62 72 20 73 74 79 6c 65 3d 22 66 6f 6e	.3.minutes.</span><br.style="fon
708e0	74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 0a 3c 68 33 3e 44 6f 77 6e 6c 6f 61 64 20 61	t-weight:.bold;">.<h3>Download.a
70900	6e 64 20 69 6e 73 74 61 6c 6c 20 6c 61 74 65 73 74 20 76 65 72 73 69 6f 6e 3c 62 72 3e 3c 2f 68	nd.install.latest.version<br></h
70920	33 3e 0a 3c 63 6f 64 65 3e 0a 77 67 65 74 20 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f	3>.<code>.wget.https://github.co
70940	6d 2f 6a 6f 61 6e 32 39 33 37 2f 70 69 67 70 69 6f 2f 61 72 63 68 69 76 65 2f 6d 61 73 74 65 72	m/joan2937/pigpio/archive/master
70960	2e 7a 69 70 3c 62 72 3e 0a 75 6e 7a 69 70 20 6d 61 73 74 65 72 2e 7a 69 70 3c 62 72 3e 0a 63 64	.zip<br>.unzip.master.zip<br>.cd
70980	20 70 69 67 70 69 6f 2d 6d 61 73 74 65 72 3c 62 72 3e 0a 6d 61 6b 65 3c 62 72 3e 0a 73 75 64 6f	.pigpio-master<br>.make<br>.sudo
709a0	20 6d 61 6b 65 20 69 6e 73 74 61 6c 6c 3c 62 72 3e 0a 3c 2f 63 6f 64 65 3e 0a 3c 62 72 3e 0a 49	.make.install<br>.</code>.<br>.I
709c0	66 20 74 68 65 20 50 79 74 68 6f 6e 20 70 61 72 74 20 6f 66 20 74 68 65 20 69 6e 73 74 61 6c 6c	f.the.Python.part.of.the.install
709e0	20 66 61 69 6c 73 20 69 74 20 6d 61 79 20 62 65 20 62 65 63 61 75 73 65 20 79 6f 75 20 6e 65 65	.fails.it.may.be.because.you.nee
70a00	64 0a 74 68 65 20 73 65 74 75 70 20 74 6f 6f 6c 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 63 6f 64	d.the.setup.tools.<br>.<br>.<cod
70a20	65 3e 73 75 64 6f 20 61 70 74 20 69 6e 73 74 61 6c 6c 20 70 79 74 68 6f 6e 2d 73 65 74 75 70 74	e>sudo.apt.install.python-setupt
70a40	6f 6f 6c 73 0a 70 79 74 68 6f 6e 33 2d 73 65 74 75 70 74 6f 6f 6c 73 3c 62 72 3e 3c 2f 63 6f 64	ools.python3-setuptools<br></cod
70a60	65 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 68 33 3e 54 6f 20 63 68 65 63 6b 20 74 68 65 20 6c 69 62	e><br>.<br>.<h3>To.check.the.lib
70a80	72 61 72 79 3c 2f 68 33 3e 0a 54 68 65 73 65 20 74 65 73 74 73 20 6d 61 6b 65 20 65 78 74 65 6e	rary</h3>.These.tests.make.exten
70aa0	73 69 76 65 20 75 73 65 20 6f 66 20 47 50 49 4f 20 32 35 20 28 70 69 6e 20 32 32 29 2e 26 6e 62	sive.use.of.GPIO.25.(pin.22).&nb
70ac0	73 70 3b 20 4d 61 6b 65 20 73 75 72 65 0a 6e 6f 74 68 69 6e 67 2c 20 6f 72 20 6f 6e 6c 79 20 61	sp;.Make.sure.nothing,.or.only.a
70ae0	20 4c 45 44 2c 20 69 73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 47 50 49 4f 20 62	.LED,.is.connected.to.the.GPIO.b
70b00	65 66 6f 72 65 20 72 75 6e 6e 69 6e 67 20 74 68 65 0a 74 65 73 74 73 2e 26 6e 62 73 70 3b 20 4d	efore.running.the.tests.&nbsp;.M
70b20	6f 73 74 20 74 65 73 74 73 20 61 72 65 20 73 74 61 74 69 73 74 69 63 61 6c 20 69 6e 20 6e 61 74	ost.tests.are.statistical.in.nat
70b40	75 72 65 20 61 6e 64 20 73 6f 20 6d 61 79 20 6f 6e 0a 6f 63 63 61 73 69 6f 6e 20 66 61 69 6c 2e	ure.and.so.may.on.occasion.fail.
70b60	26 6e 62 73 70 3b 20 52 65 70 65 61 74 65 64 20 66 61 69 6c 75 72 65 73 20 6f 6e 20 74 68 65 20	&nbsp;.Repeated.failures.on.the.
70b80	73 61 6d 65 20 74 65 73 74 20 6f 72 20 6d 61 6e 79 0a 66 61 69 6c 75 72 65 73 20 69 6e 20 61 20	same.test.or.many.failures.in.a.
70ba0	67 72 6f 75 70 20 6f 66 20 74 65 73 74 73 20 69 6e 64 69 63 61 74 65 20 61 20 70 72 6f 62 6c 65	group.of.tests.indicate.a.proble
70bc0	6d 2e 3c 62 72 3e 0a 3c 63 6f 64 65 3e 3c 62 72 3e 0a 73 75 64 6f 20 2e 2f 78 5f 70 69 67 70 69	m.<br>.<code><br>.sudo../x_pigpi
70be0	6f 20 23 20 63 68 65 63 6b 20 43 20 49 2f 46 3c 62 72 3e 0a 3c 62 72 3e 0a 73 75 64 6f 20 70 69	o.#.check.C.I/F<br>.<br>.sudo.pi
70c00	67 70 69 6f 64 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 23 20 73 74 61 72 74 20	gpiod&nbsp;&nbsp;&nbsp;.#.start.
70c20	64 61 65 6d 6f 6e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 78 5f 70 69 67 70 69 6f 64 5f 69 66 32 20	daemon<br>.<br>../x_pigpiod_if2.
70c40	23 20 63 68 65 63 6b 20 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	#.check.C&nbsp;&nbsp;&nbsp;&nbsp
70c60	3b 26 6e 62 73 70 3b 20 49 2f 46 20 74 6f 0a 64 61 65 6d 6f 6e 3c 62 72 3e 0a 2e 2f 78 5f 70 69	;&nbsp;.I/F.to.daemon<br>../x_pi
70c80	67 70 69 6f 2e 70 79 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 23 20 63 68 65 63 6b 20 50 79 74 68	gpio.py&nbsp;&nbsp;.#.check.Pyth
70ca0	6f 6e 20 49 2f 46 20 74 6f 20 64 61 65 6d 6f 6e 3c 62 72 3e 0a 2e 2f 78 5f 70 69 67 73 26 6e 62	on.I/F.to.daemon<br>../x_pigs&nb
70cc0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
70ce0	3b 26 6e 62 73 70 3b 20 23 20 63 68 65 63 6b 0a 70 69 67 73 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;&nbsp;.#.check.pigs&nbsp;&nbsp;
70d00	20 49 2f 46 20 74 6f 20 64 61 65 6d 6f 6e 3c 62 72 3e 0a 2e 2f 78 5f 70 69 70 65 26 6e 62 73 70	.I/F.to.daemon<br>../x_pipe&nbsp
70d20	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
70d40	6e 62 73 70 3b 20 23 20 63 68 65 63 6b 0a 70 69 70 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 49	nbsp;.#.check.pipe&nbsp;&nbsp;.I
70d60	2f 46 20 74 6f 20 64 61 65 6d 6f 6e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 62 72 3e 3c 2f 63 6f 64 65	/F.to.daemon<br>.<br>.<br></code
70d80	3e 0a 3c 68 33 3e 54 6f 20 63 6f 6d 70 69 6c 65 2c 20 6c 69 6e 6b 2c 20 61 6e 64 20 72 75 6e 20	>.<h3>To.compile,.link,.and.run.
70da0	61 20 43 20 70 72 6f 67 72 61 6d 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 67 63 63 20 2d 57 61 6c 6c	a.C.program</h3>.<code>gcc.-Wall
70dc0	20 2d 70 74 68 72 65 61 64 20 2d 6f 20 66 6f 6f 62 61 72 20 66 6f 6f 62 61 72 2e 63 20 2d 6c 70	.-pthread.-o.foobar.foobar.c.-lp
70de0	69 67 70 69 6f 20 2d 6c 72 74 3c 62 72 3e 0a 73 75 64 6f 20 2e 2f 66 6f 6f 62 61 72 3c 2f 63 6f	igpio.-lrt<br>.sudo../foobar</co
70e00	64 65 3e 3c 63 6f 64 65 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a 3c 68 33 3e 54 6f 20	de><code><br></code><br>.<h3>To.
70e20	73 74 61 72 74 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 3c 62 72 3e 3c 2f 68 33 3e	start.the.pigpio.daemon<br></h3>
70e40	0a 3c 63 6f 64 65 3e 73 75 64 6f 20 70 69 67 70 69 6f 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c	.<code>sudo.pigpiod<br></code>.<
70e60	68 33 3e 54 6f 20 73 74 6f 70 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 3c 62 72 3e	h3>To.stop.the.pigpio.daemon<br>
70e80	3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 73 75 64 6f 20 6b 69 6c 6c 61 6c 6c 20 70 69 67 70 69 6f 64	</h3>.<code>sudo.killall.pigpiod
70ea0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a 3c 68 33 3e 67 69 74 68 75 62 3c 2f 68 33 3e 0a	<br></code><br>.<h3>github</h3>.
70ec0	3c 63 6f 64 65 3e 67 69 74 20 63 6c 6f 6e 65 20 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63	<code>git.clone.https://github.c
70ee0	6f 6d 2f 6a 6f 61 6e 32 39 33 37 2f 70 69 67 70 69 6f 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a 3c 68	om/joan2937/pigpio</code><br>.<h
70f00	33 3e 52 61 73 70 62 69 61 6e 20 28 72 61 73 70 62 65 72 72 79 70 69 2e 6f 72 67 20 69 6d 61 67	3>Raspbian.(raspberrypi.org.imag
70f20	65 29 3c 2f 68 33 3e 0a 3c 70 3e 54 68 69 73 20 6d 61 79 20 6e 6f 74 20 62 65 20 74 68 65 20 6d	e)</h3>.<p>This.may.not.be.the.m
70f40	6f 73 74 20 72 65 63 65 6e 74 20 76 65 72 73 69 6f 6e 2e 26 6e 62 73 70 3b 20 59 6f 75 20 63 61	ost.recent.version.&nbsp;.You.ca
70f60	6e 20 63 68 65 63 6b 20 74 68 65 0a 76 65 72 73 69 6f 6e 20 77 69 74 68 20 74 68 65 20 63 6f 6d	n.check.the.version.with.the.com
70f80	6d 61 6e 64 20 70 69 67 70 69 6f 64 20 2d 76 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 73	mand.pigpiod.-v.<br></p>.<code>s
70fa0	75 64 6f 20 61 70 74 2d 67 65 74 20 75 70 64 61 74 65 3c 62 72 3e 0a 73 75 64 6f 20 61 70 74 2d	udo.apt-get.update<br>.sudo.apt-
70fc0	67 65 74 20 69 6e 73 74 61 6c 6c 20 70 69 67 70 69 6f 20 70 79 74 68 6f 6e 2d 70 69 67 70 69 6f	get.install.pigpio.python-pigpio
70fe0	20 70 79 74 68 6f 6e 33 2d 70 69 67 70 69 6f 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a 3c 62 72 3e 0a	.python3-pigpio</code><br>.<br>.
71000	00 00 00 86 61 6e 64 6c 65 20 69 73 20 6f 70 65 6e 65 64 20 61 6e 64 20 74 68 65 6e 20 69 6e 63	....andle.is.opened.and.then.inc
71020	72 65 6d 65 6e 74 73 0a 62 79 20 6f 6e 65 20 66 6f 72 20 65 61 63 68 20 72 65 70 6f 72 74 2e 0a	rements.by.one.for.each.report..
71040	3c 62 72 3e 3c 62 72 3e 66 6c 61 67 73 3a 20 74 77 6f 20 66 6c 61 67 73 20 61 72 65 20 64 65 66	<br><br>flags:.two.flags.are.def
71060	69 6e 65 64 2c 20 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 57 44 4f 47 20 61 6e 64 20 50 49 5f	ined,.PI_NTFY_FLAGS_WDOG.and.PI_
71080	4e 54 46 59 5f 46 4c 41 47 53 5f 41 4c 49 56 45 2e 0a 3c 62 72 3e 3c 62 72 3e 50 49 5f 4e 54 46	NTFY_FLAGS_ALIVE..<br><br>PI_NTF
710a0	59 5f 46 4c 41 47 53 5f 57 44 4f 47 2c 20 69 66 20 62 69 74 20 35 20 69 73 20 73 65 74 20 74 68	Y_FLAGS_WDOG,.if.bit.5.is.set.th
710c0	65 6e 20 62 69 74 73 20 30 2d 34 20 6f 66 20 74 68 65 20 66 6c 61 67 73 0a 69 6e 64 69 63 61 74	en.bits.0-4.of.the.flags.indicat
710e0	65 20 61 20 47 50 49 4f 20 77 68 69 63 68 20 68 61 73 20 68 61 64 20 61 20 77 61 74 63 68 64 6f	e.a.GPIO.which.has.had.a.watchdo
71100	67 20 74 69 6d 65 6f 75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53	g.timeout..<br><br>PI_NTFY_FLAGS
71120	5f 41 4c 49 56 45 2c 20 69 66 20 62 69 74 20 36 20 69 73 20 73 65 74 20 74 68 69 73 20 69 6e 64	_ALIVE,.if.bit.6.is.set.this.ind
71140	69 63 61 74 65 73 20 61 20 6b 65 65 70 20 61 6c 69 76 65 0a 73 69 67 6e 61 6c 20 6f 6e 20 74 68	icates.a.keep.alive.signal.on.th
71160	65 20 70 69 70 65 2f 73 6f 63 6b 65 74 20 61 6e 64 20 69 73 20 73 65 6e 74 20 6f 6e 63 65 20 61	e.pipe/socket.and.is.sent.once.a
71180	20 6d 69 6e 75 74 65 20 69 6e 20 74 68 65 20 61 62 73 65 6e 63 65 0a 6f 66 20 6f 74 68 65 72 20	.minute.in.the.absence.of.other.
711a0	6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 61 63 74 69 76 69 74 79 2e 0a 3c 62 72 3e 3c 62 72 3e 74	notification.activity..<br><br>t
711c0	69 63 6b 3a 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20	ick:.the.number.of.microseconds.
711e0	73 69 6e 63 65 20 73 79 73 74 65 6d 20 62 6f 6f 74 2e 20 20 49 74 20 77 72 61 70 73 20 61 72 6f	since.system.boot...It.wraps.aro
71200	75 6e 64 0a 61 66 74 65 72 20 31 68 31 32 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 6c 65 76 65 6c 3a 20	und.after.1h12m..<br><br>level:.
71220	69 6e 64 69 63 61 74 65 73 20 74 68 65 20 6c 65 76 65 6c 20 6f 66 20 65 61 63 68 20 47 50 49 4f	indicates.the.level.of.each.GPIO
71240	2e 20 20 49 66 20 62 69 74 20 31 26 6c 74 3b 26 6c 74 3b 78 20 69 73 20 73 65 74 20 74 68 65 6e	...If.bit.1&lt;&lt;x.is.set.then
71260	0a 47 50 49 4f 20 78 20 69 73 20 68 69 67 68 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f	.GPIO.x.is.high..<h3><a.name="no
71280	74 69 66 79 5f 70 61 75 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	tify_pause"></a><a.href="#int"><
712a0	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 6e 6f 74 69 66 79 5f 70 61 75	small>int</small></a>.notify_pau
712c0	73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	se<small>(<a.href="#unsigned">un
712e0	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e	signed</a>.<a.href="#handle">han
71300	64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 50 61 75 73 65 20 6e 6f 74 69	dle</a>)</small></h3>.Pause.noti
71320	66 69 63 61 74 69 6f 6e 73 20 6f 6e 20 61 20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64	fications.on.a.previously.opened
71340	20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e	.handle..<br><br><code>handle:&n
71360	62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26	bsp;0-31&nbsp;(as&nbsp;returned&
71380	6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f 70	nbsp;by&nbsp;<a.href="#notify_op
713a0	65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	en">notify_open</a>)<br></code><
713c0	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73	br><br>Returns.0.if.OK,.otherwis
713e0	65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 69 66 69 63	e.PI_BAD_HANDLE..<br><br>Notific
71400	61 74 69 6f 6e 73 20 66 6f 72 20 74 68 65 20 68 61 6e 64 6c 65 20 61 72 65 20 73 75 73 70 65 6e	ations.for.the.handle.are.suspen
71420	64 65 64 20 75 6e 74 69 6c 0a 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 62 65 67 69 6e	ded.until.<a.href="#notify_begin
71440	22 3e 6e 6f 74 69 66 79 5f 62 65 67 69 6e 3c 2f 61 3e 20 69 73 20 63 61 6c 6c 65 64 20 61 67 61	">notify_begin</a>.is.called.aga
71460	69 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 63 6c 6f 73 65 22 3e 3c	in..<h3><a.name="notify_close"><
71480	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
714a0	61 6c 6c 3e 3c 2f 61 3e 20 6e 6f 74 69 66 79 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20	all></a>.notify_close<small>(<a.
714c0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
714e0	20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61	.href="#handle">handle</a>)</sma
71500	6c 6c 3e 3c 2f 68 33 3e 0a 53 74 6f 70 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6f 6e 20 61	ll></h3>.Stop.notifications.on.a
71520	20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64 20 68 61 6e 64 6c 65 20 61 6e 64 0a 72 65	.previously.opened.handle.and.re
71540	6c 65 61 73 65 20 74 68 65 20 68 61 6e 64 6c 65 20 66 6f 72 20 72 65 75 73 65 2e 0a 3c 62 72 3e	lease.the.handle.for.reuse..<br>
71560	3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70	<br><code>handle:&nbsp;0-31&nbsp
71580	3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b	;(as&nbsp;returned&nbsp;by&nbsp;
715a0	3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70	<a.href="#notify_open">notify_op
715c0	65 6e 3c 2f 61 3e 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	en</a>)<br></code><br><br>Return
715e0	73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44	s.0.if.OK,.otherwise.PI_BAD_HAND
71600	4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 77 61 74 63 68 64 6f 67 22 3e 3c	LE..<h3><a.name="set_watchdog"><
71620	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
71640	61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 77 61 74 63 68 64 6f 67 3c 73 6d 61 6c 6c 3e 28 3c 61 20	all></a>.set_watchdog<small>(<a.
71660	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
71680	20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e	.href="#user_gpio">user_gpio</a>
716a0	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
716c0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 6f 75 74 22 3e 74 69 6d 65 6f 75 74 3c 2f 61	a>.<a.href="#timeout">timeout</a
716e0	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 61 20 77 61 74 63 68 64 6f 67 20	>)</small></h3>.Sets.a.watchdog.
71700	66 6f 72 20 61 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67	for.a.GPIO..<br><br><code>user_g
71720	70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74	pio:&nbsp;0-31.<br>&nbsp;&nbsp;t
71740	69 6d 65 6f 75 74 3a 26 6e 62 73 70 3b 30 2d 36 30 30 30 30 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e	imeout:&nbsp;0-60000.<br></code>
71760	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	<br><br>Returns.0.if.OK,.otherwi
71780	73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 0a 6f 72 20 50 49 5f 42 41 44 5f 57 44	se.PI_BAD_USER_GPIO.or.PI_BAD_WD
717a0	4f 47 5f 54 49 4d 45 4f 55 54 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 77 61 74 63 68 64 6f 67	OG_TIMEOUT..<br><br>The.watchdog
717c0	20 69 73 20 6e 6f 6d 69 6e 61 6c 6c 79 20 69 6e 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e 0a 3c	.is.nominally.in.milliseconds..<
717e0	62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20 77 61 74 63 68 64 6f 67 20 6d 61 79 20 62 65 20	br><br>Only.one.watchdog.may.be.
71800	72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	registered.per.GPIO..<br><br>The
71820	20 77 61 74 63 68 64 6f 67 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 73 65	.watchdog.may.be.cancelled.by.se
71840	74 74 69 6e 67 20 74 69 6d 65 6f 75 74 20 74 6f 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 63 65	tting.timeout.to.0..<br><br>Once
71860	20 61 20 77 61 74 63 68 64 6f 67 20 68 61 73 20 62 65 65 6e 20 73 74 61 72 74 65 64 20 63 61 6c	.a.watchdog.has.been.started.cal
71880	6c 62 61 63 6b 73 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 77 69 6c 6c 20 62 65 0a 74 72 69 67	lbacks.for.the.GPIO.will.be.trig
718a0	67 65 72 65 64 20 65 76 65 72 79 20 74 69 6d 65 6f 75 74 20 69 6e 74 65 72 76 61 6c 20 61 66 74	gered.every.timeout.interval.aft
718c0	65 72 20 74 68 65 20 6c 61 73 74 20 47 50 49 4f 20 61 63 74 69 76 69 74 79 2e 0a 3c 62 72 3e 3c	er.the.last.GPIO.activity..<br><
718e0	62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 77 69 6c 6c 20 72 65 63 65 69 76 65 20 74 68 65	br>The.callback.will.receive.the
71900	20 73 70 65 63 69 61 6c 20 6c 65 76 65 6c 20 50 49 5f 54 49 4d 45 4f 55 54 2e 0a 3c 68 33 3e 3c	.special.level.PI_TIMEOUT..<h3><
71920	61 20 6e 61 6d 65 3d 22 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 22 3e 3c 2f 61 3e 3c	a.name="set_glitch_filter"></a><
71940	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
71960	3c 2f 61 3e 20 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61	</a>.set_glitch_filter<small>(<a
71980	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
719a0	61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61	a.href="#user_gpio">user_gpio</a
719c0	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
719e0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e	/a>.<a.href="#steady">steady</a>
71a00	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 61 20 67 6c 69 74 63 68 20 66 69 6c	)</small></h3>.Sets.a.glitch.fil
71a20	74 65 72 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63 68 61	ter.on.a.GPIO..<br><br>Level.cha
71a40	6e 67 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 61 72 65 20 6e 6f 74 20 72 65 70 6f 72 74 65	nges.on.the.GPIO.are.not.reporte
71a60	64 20 75 6e 6c 65 73 73 20 74 68 65 20 6c 65 76 65 6c 0a 68 61 73 20 62 65 65 6e 20 73 74 61 62	d.unless.the.level.has.been.stab
71a80	6c 65 20 66 6f 72 20 61 74 20 6c 65 61 73 74 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79	le.for.at.least.<a.href="#steady
71aa0	22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 20 20 54 68 65 0a	">steady</a>.microseconds...The.
71ac0	6c 65 76 65 6c 20 69 73 20 74 68 65 6e 20 72 65 70 6f 72 74 65 64 2e 20 20 4c 65 76 65 6c 20 63	level.is.then.reported...Level.c
71ae0	68 61 6e 67 65 73 20 6f 66 20 6c 65 73 73 20 74 68 61 6e 20 3c 61 20 68 72 65 66 3d 22 23 73 74	hanges.of.less.than.<a.href="#st
71b00	65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 0a 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 72	eady">steady</a>.microseconds.ar
71b20	65 20 69 67 6e 6f 72 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70	e.ignored..<br><br><code>user_gp
71b40	69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	io:&nbsp;0-31<br>&nbsp;&nbsp;&nb
71b60	73 70 3b 73 74 65 61 64 79 3a 26 6e 62 73 70 3b 30 2d 33 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f	sp;steady:&nbsp;0-300000<br></co
71b80	64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65	de><br><br>Returns.0.if.OK,.othe
71ba0	72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 42 41	rwise.PI_BAD_USER_GPIO,.or.PI_BA
71bc0	44 5f 46 49 4c 54 45 52 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 69 6c 74 65 72 20 61 66	D_FILTER..<br><br>This.filter.af
71be0	66 65 63 74 73 20 74 68 65 20 47 50 49 4f 20 73 61 6d 70 6c 65 73 20 72 65 74 75 72 6e 65 64 20	fects.the.GPIO.samples.returned.
71c00	74 6f 20 63 61 6c 6c 62 61 63 6b 73 20 73 65 74 20 75 70 0a 77 69 74 68 20 3c 61 20 68 72 65 66	to.callbacks.set.up.with.<a.href
71c20	3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 2c 20 3c 61 20 68 72	="#callback">callback</a>,.<a.hr
71c40	65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 65 78 22 3e 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61	ef="#callback_ex">callback_ex</a
71c60	3e 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 22 3e 77	>.and.<a.href="#wait_for_edge">w
71c80	61 69 74 5f 66 6f 72 5f 65 64 67 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64 6f 65	ait_for_edge</a>..<br><br>It.doe
71ca0	73 20 6e 6f 74 20 61 66 66 65 63 74 20 6c 65 76 65 6c 73 20 72 65 61 64 20 62 79 20 3c 61 20 68	s.not.affect.levels.read.by.<a.h
71cc0	72 65 66 3d 22 23 67 70 69 6f 5f 72 65 61 64 22 3e 67 70 69 6f 5f 72 65 61 64 3c 2f 61 3e 2c 0a	ref="#gpio_read">gpio_read</a>,.
71ce0	3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e 72 65 61 64 5f 62 61 6e 6b	<a.href="#read_bank_1">read_bank
71d00	5f 31 3c 2f 61 3e 2c 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 32	_1</a>,.or.<a.href="#read_bank_2
71d20	22 3e 72 65 61 64 5f 62 61 6e 6b 5f 32 3c 2f 61 3e 2e 0a 45 61 63 68 20 28 73 74 61 62 6c 65 29	">read_bank_2</a>..Each.(stable)
71d40	20 65 64 67 65 20 77 69 6c 6c 20 62 65 20 74 69 6d 65 73 74 61 6d 70 65 64 20 3c 61 20 68 72 65	.edge.will.be.timestamped.<a.hre
71d60	66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f	f="#steady">steady</a>.microseco
71d80	6e 64 73 0a 61 66 74 65 72 20 69 74 20 77 61 73 20 66 69 72 73 74 20 64 65 74 65 63 74 65 64 2e	nds.after.it.was.first.detected.
71da0	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 22 3e	.<h3><a.name="set_noise_filter">
71dc0	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
71de0	6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 3c 73 6d 61 6c 6c	mall></a>.set_noise_filter<small
71e00	3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	>(<a.href="#unsigned">unsigned</
71e20	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69	a>.<a.href="#user_gpio">user_gpi
71e40	6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	o</a>,.<a.href="#unsigned">unsig
71e60	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79	ned</a>.<a.href="#steady">steady
71e80	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
71ea0	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 61 63 74 69 76 65 22 3e 61 63 74 69 76 65 3c	ed</a>.<a.href="#active">active<
71ec0	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 61 20 6e 6f 69 73 65 20 66	/a>)</small></h3>.Sets.a.noise.f
71ee0	69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63	ilter.on.a.GPIO..<br><br>Level.c
71f00	68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 61 72 65 20 69 67 6e 6f 72 65 64 20 75	hanges.on.the.GPIO.are.ignored.u
71f20	6e 74 69 6c 20 61 20 6c 65 76 65 6c 20 77 68 69 63 68 20 68 61 73 0a 62 65 65 6e 20 73 74 61 62	ntil.a.level.which.has.been.stab
71f40	6c 65 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c	le.for.<a.href="#steady">steady<
71f60	2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 69 73 20 64 65 74 65 63 74 65 64 2e 20 20 4c	/a>.microseconds.is.detected...L
71f80	65 76 65 6c 20 63 68 61 6e 67 65 73 0a 6f 6e 20 74 68 65 20 47 50 49 4f 20 61 72 65 20 74 68 65	evel.changes.on.the.GPIO.are.the
71fa0	6e 20 72 65 70 6f 72 74 65 64 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 61 63 74 69 76 65 22	n.reported.for.<a.href="#active"
71fc0	3e 61 63 74 69 76 65 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 66 74 65 72 0a 77	>active</a>.microseconds.after.w
71fe0	68 69 63 68 20 74 68 65 20 70 72 6f 63 65 73 73 20 72 65 70 65 61 74 73 2e 0a 3c 62 72 3e 3c 62	hich.the.process.repeats..<br><b
72000	0d 00 00 00 01 02 41 00 02 41 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	......A..A......................
72020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
720a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
720c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
720e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0e b3 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
721a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
721c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
721e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0d f0 00 00 00 00 00 00 00 00 00 00 00 00	................................
72220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
72240	00 bb 34 0e 0b 2b 35 02 01 35 23 2b 1f f5 25 65 78 5f 6d 6f 74 6f 72 5f 73 68 69 65 6c 64 41 72	..4..+5..5#+..%ex_motor_shieldAr
72260	64 75 69 6e 6f 20 4d 6f 74 6f 72 20 53 68 69 65 6c 64 1f 7c 02 41 72 64 75 69 6e 6f 20 4d 6f 74	duino.Motor.Shield.|.Arduino.Mot
72280	6f 72 20 53 68 69 65 6c 64 73 74 65 70 70 65 72 2e 6a 70 67 74 72 61 6e 73 69 73 74 6f 72 73 2e	or.Shieldstepper.jpgtransistors.
722a0	6a 70 67 77 69 72 65 73 2e 6a 70 67 0a 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 78 61 6d 70	jpgwires.jpg.The.following.examp
722c0	6c 65 20 64 65 6d 6f 6e 73 74 72 61 74 65 73 20 74 68 65 20 75 73 65 20 6f 66 20 61 6e 20 41 72	le.demonstrates.the.use.of.an.Ar
722e0	64 75 69 6e 6f 20 73 68 69 65 6c 64 0a 66 72 6f 6d 20 74 68 65 20 52 61 73 70 65 72 72 79 20 50	duino.shield.from.the.Rasperry.P
72300	69 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 73 68 69 65 6c 64 20 75 73 65 64 20 69 73 20 61	i.<br>.<br>.The.shield.used.is.a
72320	20 63 6c 6f 6e 65 20 6f 66 20 74 68 65 20 41 64 61 66 72 75 69 74 20 6d 6f 74 6f 72 20 73 68 69	.clone.of.the.Adafruit.motor.shi
72340	65 6c 64 2e 26 6e 62 73 70 3b 20 53 65 65 0a 3c 61 20 68 72 65 66 3d 22 68 74 74 70 3a 2f 2f 73	eld.&nbsp;.See.<a.href="http://s
72360	68 69 65 6c 64 6c 69 73 74 2e 6f 72 67 2f 61 64 61 66 72 75 69 74 2f 6d 6f 74 6f 72 22 3e 73 68	hieldlist.org/adafruit/motor">sh
72380	69 65 6c 64 6c 69 73 74 2e 6f 72 67 3c 2f 61 3e 0a 66 6f 72 20 64 65 74 61 69 6c 73 2e 3c 62 72	ieldlist.org</a>.for.details.<br
723a0	3e 0a 3c 62 72 3e 0a 46 6f 72 20 74 68 65 20 64 65 6d 6f 6e 73 74 72 61 74 69 6f 6e 20 44 43 20	>.<br>.For.the.demonstration.DC.
723c0	6d 6f 74 6f 72 73 20 33 20 61 6e 64 20 34 20 61 72 65 20 62 65 69 6e 67 20 64 72 69 76 65 6e 20	motors.3.and.4.are.being.driven.
723e0	66 6f 72 77 61 72 64 73 0a 61 6e 64 20 62 61 63 6b 77 61 72 64 73 20 77 69 74 68 20 63 68 61 6e	forwards.and.backwards.with.chan
72400	67 69 6e 67 20 73 70 65 65 64 73 20 28 73 70 65 65 64 73 20 61 72 65 20 63 6f 6e 74 72 6f 6c 6c	ging.speeds.(speeds.are.controll
72420	65 64 20 76 69 61 0a 50 57 4d 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 53 65 76 65 6e 20 63 6f 6e 6e	ed.via.PWM).<br>.<br>.Seven.conn
72440	65 63 74 69 6f 6e 73 20 61 72 65 20 6d 61 64 65 20 62 65 74 77 65 65 6e 20 74 68 65 20 50 69 20	ections.are.made.between.the.Pi.
72460	61 6e 64 20 74 68 65 20 73 68 69 65 6c 64 2e 26 6e 62 73 70 3b 0a 46 6f 75 72 20 74 6f 20 6c 61	and.the.shield.&nbsp;.Four.to.la
72480	74 63 68 20 74 68 65 20 6d 6f 74 6f 72 20 73 74 61 74 65 73 20 28 6c 61 74 63 68 2c 20 65 6e 61	tch.the.motor.states.(latch,.ena
724a0	62 6c 65 2c 20 64 61 74 61 2c 20 63 6c 6f 63 6b 29 3b 20 54 77 6f 20 74 6f 0a 63 6f 6e 74 72 6f	ble,.data,.clock);.Two.to.contro
724c0	6c 20 6d 6f 74 6f 72 20 73 70 65 65 64 20 28 50 57 4d 20 33 20 61 6e 64 20 34 29 3b 20 61 6e 64	l.motor.speed.(PWM.3.and.4);.and
724e0	20 67 72 6f 75 6e 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 63 6f 64 65 20 75 73 65 64 20	.ground.<br>.<br>.The.code.used.
72500	77 61 73 20 70 6f 72 74 65 64 20 66 72 6f 6d 20 74 68 65 20 41 64 61 66 72 75 69 74 20 41 72 64	was.ported.from.the.Adafruit.Ard
72520	75 69 6e 6f 20 63 6f 64 65 20 61 6e 64 0a 63 6f 6e 76 65 72 74 65 64 20 74 6f 20 75 73 65 20 74	uino.code.and.converted.to.use.t
72540	68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 2e 26 6e 62 73 70 3b 20 4f 6e 6c 79 20 74 68	he.pigpio.library.&nbsp;.Only.th
72560	65 20 44 43 20 6d 6f 74 6f 72 20 63 6f 64 65 0a 77 61 73 20 70 6f 72 74 65 64 2e 3c 62 72 3e 0a	e.DC.motor.code.was.ported.<br>.
72580	3c 62 72 3e 0a 41 20 76 69 64 65 6f 20 6f 66 20 74 68 65 20 73 68 69 65 6c 64 20 69 6e 20 75 73	<br>.A.video.of.the.shield.in.us
725a0	65 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 61 74 20 3c 61 20 68 72 65 66 3d 0a 22 68 74 74 70	e.is.available.at.<a.href=."http
725c0	3a 2f 2f 79 6f 75 74 75 2e 62 65 2f 5a 5f 6c 33 43 32 34 36 6f 56 49 22 3e 79 6f 75 74 75 62 65	://youtu.be/Z_l3C246oVI">youtube
725e0	2e 63 6f 6d 3c 2f 61 3e 3c 62 72 3e 0a 3c 63 6f 64 65 3e 3c 62 72 3e 0a 23 69 6e 63 6c 75 64 65	.com</a><br>.<code><br>.#include
72600	20 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 2f 63 6f 64 65 3e 20 3c 63 6f 64 65 3e 3c 62	.&lt;stdio.h&gt;</code>.<code><b
72620	72 3e 0a 3c 62 72 3e 0a 23 69 6e 63 6c 75 64 65 20 26 6c 74 3b 70 69 67 70 69 6f 2e 68 26 67 74	r>.<br>.#include.&lt;pigpio.h&gt
72640	3b 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 54	;<br>.<br>./*<br>.&nbsp;&nbsp;.T
72660	68 69 73 20 63 6f 64 65 20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 64 72 69 76 65 20 74 68	his.code.may.be.used.to.drive.th
72680	65 20 41 64 61 66 72 75 69 74 20 28 6f 72 0a 63 6c 6f 6e 65 73 29 20 4d 6f 74 6f 72 20 53 68 69	e.Adafruit.(or.clones).Motor.Shi
726a0	65 6c 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 54 68 65 20 63	eld.<br>.<br>.&nbsp;&nbsp;.The.c
726c0	6f 64 65 20 61 73 20 77 72 69 74 74 65 6e 20 6f 6e 6c 79 20 73 75 70 70 6f 72 74 73 20 44 43 20	ode.as.written.only.supports.DC.
726e0	6d 6f 74 6f 72 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 68 74	motors.<br>.<br>.&nbsp;&nbsp;.ht
72700	74 70 3a 2f 2f 73 68 69 65 6c 64 6c 69 73 74 2e 6f 72 67 2f 61 64 61 66 72 75 69 74 2f 6d 6f 74	tp://shieldlist.org/adafruit/mot
72720	6f 72 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 54 68 65 20 73 68 69	or<br>.<br>.&nbsp;&nbsp;.The.shi
72740	65 6c 64 20 70 69 6e 6f 75 74 73 20 61 72 65 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	eld.pinouts.are<br>.<br>.&nbsp;&
72760	6e 62 73 70 3b 20 44 31 32 20 4d 4f 54 4f 52 4c 41 54 43 48 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	nbsp;.D12.MOTORLATCH<br>.&nbsp;&
72780	6e 62 73 70 3b 20 44 31 31 20 50 4d 57 20 6d 6f 74 6f 72 20 31 3c 62 72 3e 0a 26 6e 62 73 70 3b	nbsp;.D11.PMW.motor.1<br>.&nbsp;
727a0	26 6e 62 73 70 3b 20 44 31 30 20 53 65 72 76 6f 20 31 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62	&nbsp;.D10.Servo.1<br>.&nbsp;&nb
727c0	73 70 3b 20 44 39 26 6e 62 73 70 3b 20 53 65 72 76 6f 20 32 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	sp;.D9&nbsp;.Servo.2<br>.&nbsp;&
727e0	6e 62 73 70 3b 20 44 38 26 6e 62 73 70 3b 20 4d 4f 54 4f 52 44 41 54 41 3c 62 72 3e 0a 3c 62 72	nbsp;.D8&nbsp;.MOTORDATA<br>.<br
72800	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44 37 26 6e 62 73 70 3b 20 4d 4f 54 4f 52 45 4e 41	>.&nbsp;&nbsp;.D7&nbsp;.MOTORENA
72820	42 4c 45 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44 36 26 6e 62 73 70 3b 20 50 57	BLE<br>.&nbsp;&nbsp;.D6&nbsp;.PW
72840	4d 20 6d 6f 74 6f 72 20 34 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 44 35 26 6e 62	M.motor.4<br>.&nbsp;&nbsp;.D5&nb
72860	73 70 3b 20 50 57 4d 20 6d 6f 74 6f 72 20 33 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;.PWM.motor.3<br>.&nbsp;&nbsp;
72880	20 44 34 26 6e 62 73 70 3b 20 4d 4f 54 4f 52 43 4c 4b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62	.D4&nbsp;.MOTORCLK<br>.&nbsp;&nb
728a0	73 70 3b 20 44 33 26 6e 62 73 70 3b 20 50 57 4d 20 6d 6f 74 6f 72 20 32 3c 62 72 3e 0a 3c 62 72	sp;.D3&nbsp;.PWM.motor.2<br>.<br
728c0	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 54 68 65 20 6d 6f 74 6f 72 20 73 74 61 74 65 73 20	>.&nbsp;&nbsp;.The.motor.states.
728e0	28 66 6f 72 77 61 72 64 2c 20 62 61 63 6b 77 61 72 64 2c 20 62 72 61 6b 65 2c 20 72 65 6c 65 61	(forward,.backward,.brake,.relea
72900	73 65 29 0a 61 72 65 20 65 6e 63 6f 64 65 64 20 75 73 69 6e 67 20 74 68 65 3c 62 72 3e 0a 26 6e	se).are.encoded.using.the<br>.&n
72920	62 73 70 3b 26 6e 62 73 70 3b 20 4d 4f 54 4f 52 5f 20 6c 61 74 63 68 20 70 69 6e 73 2e 26 6e 62	bsp;&nbsp;.MOTOR_.latch.pins.&nb
72940	73 70 3b 20 54 68 69 73 20 73 61 76 65 73 20 66 6f 75 72 20 67 70 69 6f 73 2e 3c 62 72 3e 0a 2a	sp;.This.saves.four.gpios.<br>.*
72960	2f 3c 62 72 3e 0a 3c 62 72 3e 0a 74 79 70 65 64 65 66 20 75 6e 73 69 67 6e 65 64 20 63 68 61 72	/<br>.<br>.typedef.unsigned.char
72980	20 75 69 6e 74 38 5f 74 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 42 49 54 28 62	.uint8_t;<br>.<br>.#define.BIT(b
729a0	69 74 29 20 28 31 20 26 6c 74 3b 26 6c 74 3b 20 28 62 69 74 29 29 3c 62 72 3e 0a 3c 62 72 3e 0a	it).(1.&lt;&lt;.(bit))<br>.<br>.
729c0	2f 2a 20 61 73 73 69 67 6e 20 67 70 69 6f 73 20 74 6f 20 64 72 69 76 65 20 74 68 65 20 73 68 69	/*.assign.gpios.to.drive.the.shi
729e0	65 6c 64 20 70 69 6e 73 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 26 6e 62 73 70 3b 26 6e 62	eld.pins.*/<br>.<br>./*&nbsp;&nb
72a00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 53 68 69 65 6c 64 26 6e 62 73	sp;&nbsp;&nbsp;&nbsp;.Shield&nbs
72a20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 50 69 20 2a 2f	p;&nbsp;&nbsp;&nbsp;&nbsp;.Pi.*/
72a40	3c 62 72 3e 0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f 52 4c 41 54 43 48 26 6e 62 73	<br>.<br>.#define.MOTORLATCH&nbs
72a60	70 3b 20 31 34 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f 52 43 4c 4b 26 6e 62 73 70 3b	p;.14<br>.#define.MOTORCLK&nbsp;
72a80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 32 34 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f	&nbsp;&nbsp;.24<br>.#define.MOTO
72aa0	52 45 4e 41 42 4c 45 20 32 35 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f 52 44 41 54 41	RENABLE.25<br>.#define.MOTORDATA
72ac0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 31 35 3c 62 72 3e 0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65	&nbsp;&nbsp;.15<br>.<br>.#define
72ae0	20 4d 4f 54 4f 52 5f 33 5f 50 57 4d 26 6e 62 73 70 3b 20 37 3c 62 72 3e 0a 23 64 65 66 69 6e 65	.MOTOR_3_PWM&nbsp;.7<br>.#define
72b00	20 4d 4f 54 4f 52 5f 34 5f 50 57 4d 26 6e 62 73 70 3b 20 38 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a	.MOTOR_4_PWM&nbsp;.8<br>.<br>./*
72b20	3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 54 68 65 20 6f 6e 6c 79 20 6f 74 68 65 72	<br>.&nbsp;&nbsp;.The.only.other
72b40	20 63 6f 6e 6e 65 63 74 69 6f 6e 20 6e 65 65 64 65 64 20 62 65 74 77 65 65 6e 20 74 68 65 20 50	.connection.needed.between.the.P
72b60	69 20 61 6e 64 0a 74 68 65 20 73 68 69 65 6c 64 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70	i.and.the.shield<br>.&nbsp;&nbsp
72b80	3b 20 69 73 20 67 72 6f 75 6e 64 20 74 6f 20 67 72 6f 75 6e 64 2e 20 49 20 75 73 65 64 20 50 69	;.is.ground.to.ground..I.used.Pi
72ba0	20 50 31 2d 36 20 74 6f 20 73 68 69 65 6c 64 20 67 6e 64 0a 28 6e 65 78 74 20 74 6f 20 44 31 33	.P1-6.to.shield.gnd.(next.to.D13
72bc0	29 2e 3c 62 72 3e 0a 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 20 61 73 73 69 67 6e 6d 65 6e 74	).<br>.*/<br>.<br>./*.assignment
72be0	20 6f 66 20 6d 6f 74 6f 72 20 73 74 61 74 65 73 20 74 6f 20 6c 61 74 63 68 20 2a 2f 3c 62 72 3e	.of.motor.states.to.latch.*/<br>
72c00	0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f 52 31 5f 41 20 32 3c 62 72 3e 0a 23 64 65	.<br>.#define.MOTOR1_A.2<br>.#de
72c20	66 69 6e 65 20 4d 4f 54 4f 52 31 5f 42 20 33 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f	fine.MOTOR1_B.3<br>.#define.MOTO
72c40	52 32 5f 41 20 31 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f 52 32 5f 42 20 34 3c 62 72	R2_A.1<br>.#define.MOTOR2_B.4<br
72c60	3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f 52 34 5f 41 20 30 3c 62 72 3e 0a 23 64 65 66 69 6e 65	>.#define.MOTOR4_A.0<br>.#define
72c80	20 4d 4f 54 4f 52 34 5f 42 20 36 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f 52 33 5f 41	.MOTOR4_B.6<br>.#define.MOTOR3_A
72ca0	20 35 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 4f 54 4f 52 33 5f 42 20 37 3c 62 72 3e 0a 3c 62	.5<br>.#define.MOTOR3_B.7<br>.<b
72cc0	72 3e 0a 23 64 65 66 69 6e 65 20 46 4f 52 57 41 52 44 26 6e 62 73 70 3b 20 31 3c 62 72 3e 0a 23	r>.#define.FORWARD&nbsp;.1<br>.#
72ce0	64 65 66 69 6e 65 20 42 41 43 4b 57 41 52 44 20 32 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 42 52	define.BACKWARD.2<br>.#define.BR
72d00	41 4b 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 33 3c 62 72 3e 0a 23 64 65 66	AKE&nbsp;&nbsp;&nbsp;.3<br>.#def
72d20	69 6e 65 20 52 45 4c 45 41 53 45 26 6e 62 73 70 3b 20 34 3c 62 72 3e 0a 3c 62 72 3e 0a 73 74 61	ine.RELEASE&nbsp;.4<br>.<br>.sta
72d40	74 69 63 20 75 69 6e 74 38 5f 74 20 6c 61 74 63 68 5f 73 74 61 74 65 3b 3c 62 72 3e 0a 3c 62 72	tic.uint8_t.latch_state;<br>.<br
72d60	3e 0a 76 6f 69 64 20 6c 61 74 63 68 5f 74 78 28 76 6f 69 64 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a	>.void.latch_tx(void)<br>.{<br>.
72d80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 6e 73 69 67 6e 65 64 20 63 68 61 72 20 69 3b 3c 62 72	&nbsp;&nbsp;.unsigned.char.i;<br
72da0	3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 57 72 69 74 65 28 4d 4f	>.<br>.&nbsp;&nbsp;.gpioWrite(MO
72dc0	54 4f 52 4c 41 54 43 48 2c 20 50 49 5f 4c 4f 57 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73	TORLATCH,.PI_LOW);<br>.<br>.&nbs
72de0	70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 57 72 69 74 65 28 4d 4f 54 4f 52 44 41 54 41 2c 20 50 49	p;&nbsp;.gpioWrite(MOTORDATA,.PI
72e00	5f 4c 4f 57 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 66 6f 72	_LOW);<br>.<br>.&nbsp;&nbsp;.for
72e20	20 28 69 3d 30 3b 20 69 26 6c 74 3b 38 3b 20 69 2b 2b 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	.(i=0;.i&lt;8;.i++)<br>.&nbsp;&n
72e40	62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	bsp;.{<br>.&nbsp;&nbsp;&nbsp;&nb
72e60	73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 44 65 6c 61 79 28 31 30 29 3b 26 6e 62 73 70 3b 20 2f	sp;&nbsp;.gpioDelay(10);&nbsp;./
72e80	2f 20 31 30 20 6d 69 63 72 6f 73 0a 64 65 6c 61 79 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70	/.10.micros.delay<br>.<br>.&nbsp
72ea0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 57 72	;&nbsp;&nbsp;&nbsp;&nbsp;.gpioWr
72ec0	69 74 65 28 4d 4f 54 4f 52 43 4c 4b 2c 20 50 49 5f 4c 4f 57 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a	ite(MOTORCLK,.PI_LOW);<br>.<br>.
72ee0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.i
72f00	66 20 28 6c 61 74 63 68 5f 73 74 61 74 65 20 26 61 6d 70 3b 20 42 49 54 28 37 2d 69 29 29 0a 67	f.(latch_state.&amp;.BIT(7-i)).g
72f20	70 69 6f 57 72 69 74 65 28 4d 4f 54 4f 52 44 41 54 41 2c 20 50 49 5f 48 49 47 48 29 3b 3c 62 72	pioWrite(MOTORDATA,.PI_HIGH);<br
72f40	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	>.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
72f60	0a 65 6c 73 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	.else&nbsp;&nbsp;&nbsp;&nbsp;&nb
72f80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
72fa0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
72fc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
72fe0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 67 70 69 6f 57 72 69 74 65 28 4d 4f 00 00 00 62	sp;&nbsp;&nbsp;.gpioWrite(MO...b
73000	00 00 00 76 3e 20 73 68 6f 75 6c 64 20 62 65 20 75 73 65 64 20 69 6e 73 74 65 61 64 2e 0a 3c 62	...v>.should.be.used.instead..<b
73020	72 3e 3c 62 72 3e 4e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 66 6f 72 20 68 61 6e 64 6c 65 20 78	r><br>Notifications.for.handle.x
73040	20 77 69 6c 6c 20 62 65 20 61 76 61 69 6c 61 62 6c 65 20 61 74 20 74 68 65 20 70 69 70 65 0a 6e	.will.be.available.at.the.pipe.n
73060	61 6d 65 64 20 2f 64 65 76 2f 70 69 67 70 69 6f 78 20 28 77 68 65 72 65 20 78 20 69 73 20 74 68	amed./dev/pigpiox.(where.x.is.th
73080	65 20 68 61 6e 64 6c 65 20 6e 75 6d 62 65 72 29 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 69	e.handle.number)..<br><br>E.g..i
730a0	66 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 31 35 20 74 68 65 6e 20 74	f.the.function.returns.15.then.t
730c0	68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6d 75 73 74 20 62 65 0a 72 65 61 64 20 66 72	he.notifications.must.be.read.fr
730e0	6f 6d 20 2f 64 65 76 2f 70 69 67 70 69 6f 31 35 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 69 66 69	om./dev/pigpio15..<br><br>Notifi
73100	63 61 74 69 6f 6e 73 20 68 61 76 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 73 74 72 75 63	cations.have.the.following.struc
73120	74 75 72 65 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 48 26 6e 62 73 70 3b 73 65 71 6e 6f	ture:.<br><br><code>H&nbsp;seqno
73140	3c 62 72 3e 48 26 6e 62 73 70 3b 66 6c 61 67 73 3c 62 72 3e 49 26 6e 62 73 70 3b 74 69 63 6b 3c	<br>H&nbsp;flags<br>I&nbsp;tick<
73160	62 72 3e 49 26 6e 62 73 70 3b 6c 65 76 65 6c 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	br>I&nbsp;level<br></code><br><b
73180	72 3e 73 65 71 6e 6f 3a 20 73 74 61 72 74 73 20 61 74 20 30 20 65 61 63 68 20 74 69 6d 65 20 74	r>seqno:.starts.at.0.each.time.t
731a0	68 65 20 68 61 6e 64 6c 65 20 69 73 20 6f 70 65 6e 65 64 20 61 6e 64 20 74 68 65 6e 0a 69 6e 63	he.handle.is.opened.and.then.inc
731c0	72 65 6d 65 6e 74 73 20 62 79 20 6f 6e 65 20 66 6f 72 20 65 61 63 68 20 72 65 70 6f 72 74 2e 0a	rements.by.one.for.each.report..
731e0	3c 62 72 3e 3c 62 72 3e 66 6c 61 67 73 3a 20 74 68 72 65 65 20 66 6c 61 67 73 20 61 72 65 20 64	<br><br>flags:.three.flags.are.d
73200	65 66 69 6e 65 64 2c 20 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 57 44 4f 47 2c 0a 50 49 5f 4e	efined,.PI_NTFY_FLAGS_WDOG,.PI_N
73220	54 46 59 5f 46 4c 41 47 53 5f 41 4c 49 56 45 2c 20 61 6e 64 20 50 49 5f 4e 54 46 59 5f 46 4c 41	TFY_FLAGS_ALIVE,.and.PI_NTFY_FLA
73240	47 53 5f 45 56 45 4e 54 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 62 69 74 20 35 20 69 73 20 73 65	GS_EVENT..<br><br>If.bit.5.is.se
73260	74 20 28 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 57 44 4f 47 29 20 74 68 65 6e 20 62 69 74 73	t.(PI_NTFY_FLAGS_WDOG).then.bits
73280	20 30 2d 34 20 6f 66 20 74 68 65 0a 66 6c 61 67 73 20 69 6e 64 69 63 61 74 65 20 61 20 47 50 49	.0-4.of.the.flags.indicate.a.GPI
732a0	4f 20 77 68 69 63 68 20 68 61 73 20 68 61 64 20 61 20 77 61 74 63 68 64 6f 67 20 74 69 6d 65 6f	O.which.has.had.a.watchdog.timeo
732c0	75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 62 69 74 20 36 20 69 73 20 73 65 74 20 28 50 49 5f	ut..<br><br>If.bit.6.is.set.(PI_
732e0	4e 54 46 59 5f 46 4c 41 47 53 5f 41 4c 49 56 45 29 20 74 68 69 73 20 69 6e 64 69 63 61 74 65 73	NTFY_FLAGS_ALIVE).this.indicates
73300	20 61 20 6b 65 65 70 0a 61 6c 69 76 65 20 73 69 67 6e 61 6c 20 6f 6e 20 74 68 65 20 70 69 70 65	.a.keep.alive.signal.on.the.pipe
73320	2f 73 6f 63 6b 65 74 20 61 6e 64 20 69 73 20 73 65 6e 74 20 6f 6e 63 65 20 61 20 6d 69 6e 75 74	/socket.and.is.sent.once.a.minut
73340	65 0a 69 6e 20 74 68 65 20 61 62 73 65 6e 63 65 20 6f 66 20 6f 74 68 65 72 20 6e 6f 74 69 66 69	e.in.the.absence.of.other.notifi
73360	63 61 74 69 6f 6e 20 61 63 74 69 76 69 74 79 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 62 69 74 20	cation.activity..<br><br>If.bit.
73380	37 20 69 73 20 73 65 74 20 28 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 45 56 45 4e 54 29 20 74	7.is.set.(PI_NTFY_FLAGS_EVENT).t
733a0	68 65 6e 20 62 69 74 73 20 30 2d 34 20 6f 66 20 74 68 65 0a 66 6c 61 67 73 20 69 6e 64 69 63 61	hen.bits.0-4.of.the.flags.indica
733c0	74 65 20 61 6e 20 65 76 65 6e 74 20 77 68 69 63 68 20 68 61 73 20 62 65 65 6e 20 74 72 69 67 67	te.an.event.which.has.been.trigg
733e0	65 72 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 74 69 63 6b 3a 20 74 68 65 20 6e 75 6d 62 65 72 20 6f	ered..<br><br>tick:.the.number.o
73400	66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 73 79 73 74 65 6d 20 62 6f 6f 74	f.microseconds.since.system.boot
73420	2e 20 20 49 74 20 77 72 61 70 73 0a 61 72 6f 75 6e 64 20 61 66 74 65 72 20 31 68 31 32 6d 2e 0a	...It.wraps.around.after.1h12m..
73440	3c 62 72 3e 3c 62 72 3e 6c 65 76 65 6c 3a 20 69 6e 64 69 63 61 74 65 73 20 74 68 65 20 6c 65 76	<br><br>level:.indicates.the.lev
73460	65 6c 20 6f 66 20 65 61 63 68 20 47 50 49 4f 2e 20 20 49 66 20 62 69 74 20 31 26 6c 74 3b 26 6c	el.of.each.GPIO...If.bit.1&lt;&l
73480	74 3b 78 20 69 73 20 73 65 74 0a 74 68 65 6e 20 47 50 49 4f 20 78 20 69 73 20 68 69 67 68 2e 0a	t;x.is.set.then.GPIO.x.is.high..
734a0	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
734c0	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 26 6e 62 73 70 3b 3d 26 6e 62 73 70	></b><br><br><code>h&nbsp;=&nbsp
734e0	3b 70 69 2e 6e 6f 74 69 66 79 5f 6f 70 65 6e 28 29 3c 62 72 3e 69 66 26 6e 62 73 70 3b 68 26 6e	;pi.notify_open()<br>if&nbsp;h&n
73500	62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;&gt;=&nbsp;0:<br>&nbsp;&nbsp
73520	3b 26 6e 62 73 70 3b 70 69 2e 6e 6f 74 69 66 79 5f 62 65 67 69 6e 28 68 2c 26 6e 62 73 70 3b 31	;&nbsp;pi.notify_begin(h,&nbsp;1
73540	32 33 34 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69	234)<br></code><h3><a.name="noti
73560	66 79 5f 70 61 75 73 65 22 3e 6e 6f 74 69 66 79 5f 70 61 75 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61	fy_pause">notify_pause<small>(<a
73580	20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61	.href="#handle">handle</a>)</sma
735a0	6c 6c 3e 3c 2f 68 33 3e 0a 50 61 75 73 65 73 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6f 6e	ll></h3>.Pauses.notifications.on
735c0	20 61 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72	.a.handle..<br><br><b><small>Par
735e0	61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70	ameters</small></b><br><br><samp
73600	3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e	>handle:=&nbsp;&gt;=0&nbsp;(as&n
73620	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70	bsp;returned&nbsp;by&nbsp;a&nbsp
73640	3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61	;prior&nbsp;call&nbsp;to&nbsp;<a
73660	20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e	.href="#notify_open">notify_open
73680	3c 2f 61 3e 29 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 74 69 66 69 63 61	</a>)<br></samp><br><br>Notifica
736a0	74 69 6f 6e 73 20 66 6f 72 20 74 68 65 20 68 61 6e 64 6c 65 20 61 72 65 20 73 75 73 70 65 6e 64	tions.for.the.handle.are.suspend
736c0	65 64 20 75 6e 74 69 6c 0a 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 62 65 67 69 6e 22	ed.until.<a.href="#notify_begin"
736e0	3e 6e 6f 74 69 66 79 5f 62 65 67 69 6e 3c 2f 61 3e 20 69 73 20 63 61 6c 6c 65 64 20 61 67 61 69	>notify_begin</a>.is.called.agai
73700	6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	n..<br><br><b><small>Example</sm
73720	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 26 6e 62 73 70 3b 3d 26 6e	all></b><br><br><code>h&nbsp;=&n
73740	62 73 70 3b 70 69 2e 6e 6f 74 69 66 79 5f 6f 70 65 6e 28 29 3c 62 72 3e 69 66 26 6e 62 73 70 3b	bsp;pi.notify_open()<br>if&nbsp;
73760	68 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	h&nbsp;&gt;=&nbsp;0:<br>&nbsp;&n
73780	62 73 70 3b 26 6e 62 73 70 3b 70 69 2e 6e 6f 74 69 66 79 5f 62 65 67 69 6e 28 68 2c 26 6e 62 73	bsp;&nbsp;pi.notify_begin(h,&nbs
737a0	70 3b 31 32 33 34 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2e 2e 2e	p;1234)<br>&nbsp;&nbsp;&nbsp;...
737c0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 2e 6e 6f 74 69 66 79 5f	<br>&nbsp;&nbsp;&nbsp;pi.notify_
737e0	70 61 75 73 65 28 68 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2e 2e	pause(h)<br>&nbsp;&nbsp;&nbsp;..
73800	2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 2e 6e 6f 74 69 66 79	.<br>&nbsp;&nbsp;&nbsp;pi.notify
73820	5f 62 65 67 69 6e 28 68 2c 26 6e 62 73 70 3b 31 32 33 34 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	_begin(h,&nbsp;1234)<br>&nbsp;&n
73840	62 73 70 3b 26 6e 62 73 70 3b 2e 2e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	bsp;&nbsp;...<br></code><h3><a.n
73860	61 6d 65 3d 22 72 65 61 64 22 3e 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	ame="read">read<small>(<a.href="
73880	23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65	#gpio">gpio</a>)</small></h3>.Re
738a0	74 75 72 6e 73 20 74 68 65 20 47 50 49 4f 20 6c 65 76 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	turns.the.GPIO.level..<br><br><b
738c0	3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	><small>Parameters</small></b><b
738e0	72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 35 33 2e 3c 62 72	r><br><samp>gpio:=&nbsp;0-53.<br
73900	3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c	></samp><br><br><b><small>Exampl
73920	65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65	e</small></b><br><br><code>pi.se
73940	74 5f 6d 6f 64 65 28 32 33 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 49 4e 50 55 54 29 3c 62 72	t_mode(23,&nbsp;pigpio.INPUT)<br
73960	3e 3c 62 72 3e 70 69 2e 73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 28 32 33 2c 26 6e 62 73	><br>pi.set_pull_up_down(23,&nbs
73980	70 3b 70 69 67 70 69 6f 2e 50 55 44 5f 44 4f 57 4e 29 3c 62 72 3e 70 72 69 6e 74 28 70 69 2e 72	p;pigpio.PUD_DOWN)<br>print(pi.r
739a0	65 61 64 28 32 33 29 29 3c 62 72 3e 30 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 65 74 5f 70 75 6c 6c	ead(23))<br>0<br><br>pi.set_pull
739c0	5f 75 70 5f 64 6f 77 6e 28 32 33 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 50 55 44 5f 55 50 29	_up_down(23,&nbsp;pigpio.PUD_UP)
739e0	3c 62 72 3e 70 72 69 6e 74 28 70 69 2e 72 65 61 64 28 32 33 29 29 3c 62 72 3e 31 3c 62 72 3e 3c	<br>print(pi.read(23))<br>1<br><
73a00	2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e	/code><h3><a.name="read_bank_1">
73a20	72 65 61 64 5f 62 61 6e 6b 5f 31 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	read_bank_1<small>()</small></h3
73a40	3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 6c 65 76 65 6c 73 20 6f 66 20 74 68 65 20 62 61 6e 6b	>.Returns.the.levels.of.the.bank
73a60	20 31 20 47 50 49 4f 20 28 47 50 49 4f 20 30 2d 33 31 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	.1.GPIO.(GPIO.0-31)..<br><br>The
73a80	20 72 65 74 75 72 6e 65 64 20 33 32 20 62 69 74 20 69 6e 74 65 67 65 72 20 68 61 73 20 61 20 62	.returned.32.bit.integer.has.a.b
73aa0	69 74 20 73 65 74 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 0a 47 50 49 4f	it.set.if.the.corresponding.GPIO
73ac0	20 69 73 20 68 69 67 68 2e 20 20 47 50 49 4f 20 6e 20 68 61 73 20 62 69 74 20 76 61 6c 75 65 20	.is.high...GPIO.n.has.bit.value.
73ae0	28 31 26 6c 74 3b 26 6c 74 3b 6e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	(1&lt;&lt;n)..<br><br><b><small>
73b00	45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	Example</small></b><br><br><code
73b20	3e 70 72 69 6e 74 28 62 69 6e 28 70 69 2e 72 65 61 64 5f 62 61 6e 6b 5f 31 28 29 29 29 3c 62 72	>print(bin(pi.read_bank_1()))<br
73b40	3e 30 62 31 30 30 31 30 31 30 30 30 30 30 30 31 31 31 30 30 31 30 30 30 30 31 30 30 31 31 31 31	>0b10010100000011100100001001111
73b60	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 65 61 64 5f 62 61 6e	<br></code><h3><a.name="read_ban
73b80	6b 5f 32 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 32 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c	k_2">read_bank_2<small>()</small
73ba0	3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 6c 65 76 65 6c 73 20 6f 66 20 74 68 65	></h3>.Returns.the.levels.of.the
73bc0	20 62 61 6e 6b 20 32 20 47 50 49 4f 20 28 47 50 49 4f 20 33 32 2d 35 33 29 2e 0a 3c 62 72 3e 3c	.bank.2.GPIO.(GPIO.32-53)..<br><
73be0	62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 33 32 20 62 69 74 20 69 6e 74 65 67 65 72 20 68	br>The.returned.32.bit.integer.h
73c00	61 73 20 61 20 62 69 74 20 73 65 74 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e	as.a.bit.set.if.the.correspondin
73c20	67 0a 47 50 49 4f 20 69 73 20 68 69 67 68 2e 20 20 47 50 49 4f 20 6e 20 68 61 73 20 62 69 74 20	g.GPIO.is.high...GPIO.n.has.bit.
73c40	76 61 6c 75 65 20 28 31 26 6c 74 3b 26 6c 74 3b 28 6e 2d 33 32 29 29 2e 0a 3c 62 72 3e 3c 62 72	value.(1&lt;&lt;(n-32))..<br><br
73c60	3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	><b><small>Example</small></b><b
73c80	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 72 69 6e 74 28 62 69 6e 28 70 69 2e 72 65 61 64 5f 62 61	r><br><code>print(bin(pi.read_ba
73ca0	6e 6b 5f 32 28 29 29 29 3c 62 72 3e 30 62 31 31 31 31 31 31 30 30 30 30 30 30 30 30 30 30 30 30	nk_2()))<br>0b111111000000000000
73cc0	30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 75 6e 5f	0000<br></code><h3><a.name="run_
73ce0	73 63 72 69 70 74 22 3e 72 75 6e 5f 73 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	script">run_script<small>(<a.hre
73d00	66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 2c 20 3c 61	f="#script_id">script_id</a>,.<a
73d20	20 68 72 65 66 3d 22 23 70 61 72 61 6d 73 22 3e 70 61 72 61 6d 73 3c 2f 61 3e 29 3c 2f 73 6d 61	.href="#params">params</a>)</sma
73d40	6c 6c 3e 3c 2f 68 33 3e 0a 52 75 6e 73 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 2e 0a 3c	ll></h3>.Runs.a.stored.script..<
73d60	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61	br><br><b><small>Parameters</sma
73d80	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 73 63 72 69 70 74 5f 69 64 3a 3d	ll></b><br><br><samp>script_id:=
73da0	26 6e 62 73 70 3b 69 64 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 73 74 6f 72 65 64 26 6e 62 73	&nbsp;id&nbsp;of&nbsp;stored&nbs
73dc0	70 3b 73 63 72 69 70 74 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70	p;script.<br>&nbsp;&nbsp;&nbsp;p
73de0	61 72 61 6d 73 3a 3d 26 6e 62 73 70 3b 75 70 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 31 30 26	arams:=&nbsp;up&nbsp;to&nbsp;10&
73e00	6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 26 6e 62 73 70 3b 72 65 71 75 69 72 65 64 26 6e 62	nbsp;parameters&nbsp;required&nb
73e20	73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 2e 3c 62 72 3e 3c	sp;by&nbsp;the&nbsp;script.<br><
73e40	2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	/samp><br><br><b><small>Example<
73e60	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 26 6e 62 73 70 3b	/small></b><br><br><code>s&nbsp;
73e80	3d 26 6e 62 73 70 3b 70 69 2e 72 75 6e 5f 73 63 72 69 70 74 28 73 69 64 2c 26 6e 62 73 70 3b 5b	=&nbsp;pi.run_script(sid,&nbsp;[
73ea0	70 61 72 31 2c 26 6e 62 73 70 3b 70 61 72 32 5d 29 3c 62 72 3e 3c 62 72 3e 73 26 6e 62 73 70 3b	par1,&nbsp;par2])<br><br>s&nbsp;
73ec0	3d 26 6e 62 73 70 3b 70 69 2e 72 75 6e 5f 73 63 72 69 70 74 28 73 69 64 29 3c 62 72 3e 3c 62 72	=&nbsp;pi.run_script(sid)<br><br
73ee0	3e 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 72 75 6e 5f 73 63 72 69 70 74 28 73 69 64	>s&nbsp;=&nbsp;pi.run_script(sid
73f00	2c 26 6e 62 73 70 3b 5b 31 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 33 2c 26 6e 62 73 70 3b	,&nbsp;[1,&nbsp;2,&nbsp;3,&nbsp;
73f20	34 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 36 2c 26 6e 62 73 70 3b 37 2c 26 6e 62 73 70 3b	4,&nbsp;5,&nbsp;6,&nbsp;7,&nbsp;
73f40	38 2c 26 6e 62 73 70 3b 39 2c 26 6e 62 73 70 3b 31 30 5d 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	8,&nbsp;9,&nbsp;10])<br></code><
73f60	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 63 72 69 70 74 5f 73 74 61 74 75 73 22 3e 73 63 72 69 70	h3><a.name="script_status">scrip
73f80	74 5f 73 74 61 74 75 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74	t_status<small>(<a.href="#script
73fa0	5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	_id">script_id</a>)</small></h3>
73fc0	0a 52 65 74 75 72 6e 73 20 74 68 65 20 72 75 6e 20 73 74 61 74 75 73 20 6f 66 20 61 20 73 74 6f	.Returns.the.run.status.of.a.sto
73fe0	72 65 64 20 73 63 72 69 70 74 20 61 73 20 77 65 6c 6c 20 61 73 20 74 68 65 0a 63 75 72 72 65 6e	red.script.as.well.as.the.curren
74000	0d 00 00 00 01 03 b5 00 03 b5 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0f d2 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
740a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
740c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
740e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
741a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
741c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
741e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
742a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
742c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
742e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
74380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
743a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 b8 40 10 0b 1b 1b 02 09 1b 21 21	......................@.......!!
743c0	21 f0 0d 70 69 73 63 6f 70 65 70 69 73 63 6f 70 65 17 70 70 69 73 63 6f 70 65 70 69 73 63 2d 31	!..piscopepiscope.ppiscopepisc-1
743e0	2e 6a 70 67 70 69 73 63 2d 32 2e 6a 70 67 70 69 73 63 2d 33 2e 6a 70 67 0a 3c 68 32 3e 49 6e 74	.jpgpisc-2.jpgpisc-3.jpg.<h2>Int
74400	72 6f 64 75 63 74 69 6f 6e 3c 62 72 3e 3c 2f 68 32 3e 0a 3c 61 20 68 72 65 66 3d 22 70 69 73 63	roduction<br></h2>.<a.href="pisc
74420	6f 70 65 2e 74 61 72 22 3e 70 69 73 63 6f 70 65 3c 2f 61 3e 20 69 73 20 61 20 6c 6f 67 69 63 20	ope.tar">piscope</a>.is.a.logic.
74440	61 6e 61 6c 79 73 65 72 20 28 64 69 67 69 74 61 6c 0a 77 61 76 65 66 6f 72 6d 20 76 69 65 77 65	analyser.(digital.waveform.viewe
74460	72 29 20 66 6f 72 20 74 68 65 20 52 61 73 70 62 65 72 72 79 2e 26 6e 62 73 70 3b 20 49 74 20 73	r).for.the.Raspberry.&nbsp;.It.s
74480	68 6f 77 73 20 74 68 65 20 73 74 61 74 65 20 28 68 69 67 68 0a 6f 72 20 6c 6f 77 29 20 6f 66 20	hows.the.state.(high.or.low).of.
744a0	73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 72 65 61 6c 2d 74 69 6d 65 2e 3c 62 72 3e 0a	selected.GPIO.in.real-time.<br>.
744c0	3c 62 72 3e 0a 53 65 65 20 3c 61 20 68 72 65 66 3d 22 68 74 74 70 3a 2f 2f 79 6f 75 74 75 2e 62	<br>.See.<a.href="http://youtu.b
744e0	65 2f 32 61 70 71 4f 69 4c 48 45 7a 73 22 3e 76 69 64 65 6f 3c 2f 61 3e 2e 3c 62 72 3e 0a 3c 62	e/2apqOiLHEzs">video</a>.<br>.<b
74500	72 3e 0a 70 69 73 63 6f 70 65 20 75 73 65 73 20 74 68 65 20 73 65 72 76 69 63 65 73 20 6f 66 20	r>.piscope.uses.the.services.of.
74520	74 68 65 20 70 69 67 70 69 6f 20 3c 61 20 68 72 65 66 3d 0a 22 64 6f 77 6e 6c 6f 61 64 2e 68 74	the.pigpio.<a.href=."download.ht
74540	6d 6c 22 3e 6c 69 62 72 61 72 79 3c 2f 61 3e 2e 26 6e 62 73 70 3b 20 70 69 67 70 69 6f 20 6e 65	ml">library</a>.&nbsp;.pigpio.ne
74560	65 64 73 20 74 6f 20 62 65 20 72 75 6e 6e 69 6e 67 20 6f 6e 0a 74 68 65 20 50 69 20 77 68 6f 73	eds.to.be.running.on.the.Pi.whos
74580	65 20 47 50 49 4f 20 61 72 65 20 74 6f 20 62 65 20 6d 6f 6e 69 74 6f 72 65 64 2e 3c 62 72 3e 0a	e.GPIO.are.to.be.monitored.<br>.
745a0	3c 62 72 3e 0a 54 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 6d 61 79 20 62 65 20 73	<br>.The.pigpio.library.may.be.s
745c0	74 61 72 74 65 64 20 61 73 20 61 20 64 61 65 6d 6f 6e 20 28 62 61 63 6b 67 72 6f 75 6e 64 20 70	tarted.as.a.daemon.(background.p
745e0	72 6f 63 65 73 73 29 0a 62 79 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64	rocess).by.the.following.command
74600	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 63 6f 64 65 3e 73 75 64 6f 20 70 69 67 70 69 6f 64 3c 62 72	.<br>.<br>.<code>sudo.pigpiod<br
74620	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a 70 69 73 63 6f 70 65 20 6d 61 79 20 62 65 20 69 6e 76 6f	></code><br>.piscope.may.be.invo
74640	6b 65 64 20 69 6e 20 73 65 76 65 72 61 6c 20 64 69 66 66 65 72 65 6e 74 20 77 61 79 73 3c 62 72	ked.in.several.different.ways<br
74660	3e 0a 3c 62 72 3e 0a 3c 74 61 62 6c 65 20 73 75 6d 6d 61 72 79 3d 22 22 20 73 74 79 6c 65 3d 0a	>.<br>.<table.summary="".style=.
74680	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 6c 65 66 74 3b 20 77 69 64 74 68 3a 20 39 30 25 3b 20 68	"text-align:.left;.width:.90%;.h
746a0	65 69 67 68 74 3a 20 32 34 36 70 78 3b 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 0a 63	eight:.246px;".cellspacing="2".c
746c0	65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 62 6f 72 64 65 72 3d 22 31 22 3e 0a 3c 74 62 6f 64	ellpadding="2".border="1">.<tbod
746e0	79 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 25 3b 22 3e	y>.<tr>.<td.style="width:.15%;">
74700	3c 73 6d 61 6c 6c 3e 50 69 3c 62 72 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73	<small>Pi<br></small></td>.<td.s
74720	74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 77 69 64 74 68	tyle="vertical-align:.top;.width
74740	3a 20 35 35 25 3b 22 3e 3c 73 6d 61 6c 6c 3e 3c 73 70 61 6e 20 73 74 79 6c 65 3d 0a 22 66 6f 6e	:.55%;"><small><span.style=."fon
74760	74 2d 73 74 79 6c 65 3a 20 69 74 61 6c 69 63 3b 22 3e 70 69 5f 68 6f 73 74 3c 2f 73 70 61 6e 3e	t-style:.italic;">pi_host</span>
74780	20 7e 20 24 20 70 69 73 63 6f 70 65 0a 26 61 6d 70 3b 3c 62 72 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f	.~.$.piscope.&amp;<br></small></
747a0	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74	td>.<td.style="vertical-align:.t
747c0	6f 70 3b 20 77 69 64 74 68 3a 20 33 30 25 3b 22 3e 3c 73 6d 61 6c 6c 3e 50 69 20 63 61 70 74 75	op;.width:.30%;"><small>Pi.captu
747e0	72 65 73 0a 64 61 74 61 3c 62 72 3e 0a 50 69 20 70 72 6f 63 65 73 73 65 73 20 64 61 74 61 3c 62	res.data<br>.Pi.processes.data<b
74800	72 3e 0a 50 69 20 64 69 73 70 6c 61 79 73 20 64 61 74 61 3c 62 72 3e 3c 2f 73 6d 61 6c 6c 3e 3c	r>.Pi.displays.data<br></small><
74820	2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69	/td>.</tr>.<tr>.<td.style="verti
74840	63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 3c 73 6d 61 6c 6c 3e 50 69 20 70 6c 75 73 20	cal-align:.top;"><small>Pi.plus.
74860	4c 69 6e 75 78 20 50 43 3c 62 72 3e 0a 3c 62 72 3e 0a 28 77 69 74 68 20 74 68 65 3c 62 72 3e 0a	Linux.PC<br>.<br>.(with.the<br>.
74880	64 69 73 70 6c 61 79 20 6f 6e 20 61 20 72 65 6d 6f 74 65 3c 62 72 3e 0a 26 6e 62 73 70 3b 20 4c	display.on.a.remote<br>.&nbsp;.L
748a0	69 6e 75 78 20 50 43 29 3c 62 72 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	inux.PC)<br></small></td>.<td.st
748c0	79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 3c 73 6d 61 6c	yle="vertical-align:.top;"><smal
748e0	6c 3e 3c 73 70 61 6e 20 73 74 79 6c 65 3d 0a 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61 6c	l><span.style=."font-style:.ital
74900	69 63 3b 22 3e 72 65 6d 6f 74 65 5f 68 6f 73 74 3c 2f 73 70 61 6e 3e 20 7e 20 24 20 73 73 68 20	ic;">remote_host</span>.~.$.ssh.
74920	2d 58 20 3c 73 70 61 6e 20 73 74 79 6c 65 3d 0a 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61	-X.<span.style=."font-style:.ita
74940	6c 69 63 3b 22 3e 70 69 5f 68 6f 73 74 3c 2f 73 70 61 6e 3e 3c 62 72 3e 3c 2f 73 6d 61 6c 6c 3e	lic;">pi_host</span><br></small>
74960	3c 73 6d 61 6c 6c 3e 3c 73 70 61 6e 20 73 74 79 6c 65 3d 0a 22 66 6f 6e 74 2d 73 74 79 6c 65 3a	<small><span.style=."font-style:
74980	20 69 74 61 6c 69 63 3b 22 3e 70 69 5f 68 6f 73 74 3c 2f 73 70 61 6e 3e 20 7e 20 24 20 70 69 73	.italic;">pi_host</span>.~.$.pis
749a0	63 6f 70 65 0a 26 61 6d 70 3b 3c 2f 73 6d 61 6c 6c 3e 3c 73 6d 61 6c 6c 3e 3c 62 72 3e 3c 2f 73	cope.&amp;</small><small><br></s
749c0	6d 61 6c 6c 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61	mall></td>.<td.style="vertical-a
749e0	6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 3c 73 6d 61 6c 6c 3e 50 69 20 63 61 70 74 75 72 65 73 20 64	lign:.top;"><small>Pi.captures.d
74a00	61 74 61 3c 62 72 3e 0a 50 69 20 70 72 6f 63 65 73 73 65 73 20 64 61 74 61 3c 62 72 3e 0a 52 65	ata<br>.Pi.processes.data<br>.Re
74a20	6d 6f 74 65 20 4c 69 6e 75 78 20 50 43 20 64 69 73 70 6c 61 79 73 20 64 61 74 61 3c 62 72 3e 3c	mote.Linux.PC.displays.data<br><
74a40	2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c	/small></td>.</tr>.<tr>.<td.styl
74a60	65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 3c 73 6d 61 6c 6c 3e	e="vertical-align:.top;"><small>
74a80	50 69 20 70 6c 75 73 20 57 69 6e 64 6f 77 73 20 50 43 3c 62 72 3e 0a 3c 62 72 3e 0a 28 77 69 74	Pi.plus.Windows.PC<br>.<br>.(wit
74aa0	68 20 74 68 65 3c 62 72 3e 0a 64 69 73 70 6c 61 79 20 6f 6e 20 61 20 72 65 6d 6f 74 65 3c 62 72	h.the<br>.display.on.a.remote<br
74ac0	3e 0a 26 6e 62 73 70 3b 20 57 69 6e 64 6f 77 73 20 50 43 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64	>.&nbsp;.Windows.PC)</small></td
74ae0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70	>.<td.style="vertical-align:.top
74b00	3b 22 3e 3c 73 6d 61 6c 6c 3e 59 6f 75 20 6e 65 65 64 20 74 6f 20 69 6e 73 74 61 6c 6c 20 61 6e	;"><small>You.need.to.install.an
74b20	20 53 53 48 0a 63 6c 69 65 6e 74 20 28 70 75 74 74 79 20 73 75 67 67 65 73 74 65 64 29 20 61 6e	.SSH.client.(putty.suggested).an
74b40	64 20 61 20 58 31 31 20 73 65 72 76 65 72 20 28 78 6d 69 6e 67 20 73 75 67 67 65 73 74 65 64 29	d.a.X11.server.(xming.suggested)
74b60	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 52 75 6e 20 50 72 6f 67 72 61 6d 20 46 69 6c 65 73 20 2d 26 67	.<br>.<br>.Run.Program.Files.-&g
74b80	74 3b 20 58 6d 69 6e 67 20 2d 26 67 74 3b 20 58 4c 61 75 6e 63 68 20 61 6e 64 20 61 63 63 65 70	t;.Xming.-&gt;.XLaunch.and.accep
74ba0	74 20 74 68 65 0a 64 65 66 61 75 6c 74 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 52 75 6e 20 70 75 74	t.the.defaults.<br>.<br>.Run.put
74bc0	74 79 20 61 6e 64 20 65 6e 74 65 72 20 74 68 65 20 50 69 27 73 20 68 6f 73 74 20 6e 61 6d 65 20	ty.and.enter.the.Pi's.host.name.
74be0	6f 72 20 49 50 20 61 64 64 72 65 73 73 2e 26 6e 62 73 70 3b 20 43 6c 69 63 6b 0a 6f 6e 20 53 53	or.IP.address.&nbsp;.Click.on.SS
74c00	48 20 58 31 31 20 61 6e 64 20 74 69 63 6b 20 45 6e 61 62 6c 65 20 58 31 31 20 66 6f 72 77 61 72	H.X11.and.tick.Enable.X11.forwar
74c20	64 69 6e 67 20 61 6e 64 20 74 68 65 6e 20 73 65 6c 65 63 74 0a 4f 70 65 6e 2e 3c 2f 73 6d 61 6c	ding.and.then.select.Open.</smal
74c40	6c 3e 3c 62 72 3e 0a 3c 73 6d 61 6c 6c 3e 3c 62 72 3e 3c 2f 73 6d 61 6c 6c 3e 20 3c 73 6d 61 6c	l><br>.<small><br></small>.<smal
74c60	6c 3e 3c 73 70 61 6e 20 73 74 79 6c 65 3d 0a 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61 6c	l><span.style=."font-style:.ital
74c80	69 63 3b 22 3e 70 69 5f 68 6f 73 74 3c 2f 73 70 61 6e 3e 20 7e 20 24 20 70 69 73 63 6f 70 65 0a	ic;">pi_host</span>.~.$.piscope.
74ca0	26 61 6d 70 3b 3c 2f 73 6d 61 6c 6c 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	&amp;</small><br></td>.<td.style
74cc0	3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 3c 73 6d 61 6c 6c 3e 50	="vertical-align:.top;"><small>P
74ce0	69 20 63 61 70 74 75 72 65 73 20 64 61 74 61 3c 62 72 3e 0a 50 69 20 70 72 6f 63 65 73 73 65 73	i.captures.data<br>.Pi.processes
74d00	20 64 61 74 61 3c 62 72 3e 0a 52 65 6d 6f 74 65 20 57 69 6e 64 6f 77 73 20 50 43 20 64 69 73 70	.data<br>.Remote.Windows.PC.disp
74d20	6c 61 79 73 20 64 61 74 61 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72	lays.data</small></td>.</tr>.<tr
74d40	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70	>.<td.style="vertical-align:.top
74d60	3b 22 3e 3c 73 6d 61 6c 6c 3e 50 69 20 70 6c 75 73 20 4c 69 6e 75 78 20 50 43 3c 62 72 3e 0a 3c	;"><small>Pi.plus.Linux.PC<br>.<
74d80	62 72 3e 0a 28 77 69 74 68 20 74 68 65 20 64 69 73 70 6c 61 79 20 61 6e 64 20 70 72 6f 63 65 73	br>.(with.the.display.and.proces
74da0	73 69 6e 67 20 6f 6e 20 61 20 72 65 6d 6f 74 65 20 4c 69 6e 75 78 0a 50 43 29 3c 62 72 3e 3c 2f	sing.on.a.remote.Linux.PC)<br></
74dc0	73 6d 61 6c 6c 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d	small></td>.<td.style="vertical-
74de0	61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 3c 73 6d 61 6c 6c 3e 3c 73 70 61 6e 20 73 74 79 6c 65 3d	align:.top;"><small><span.style=
74e00	0a 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61 6c 69 63 3b 22 3e 72 65 6d 6f 74 65 5f 68 6f	."font-style:.italic;">remote_ho
74e20	73 74 3c 2f 73 70 61 6e 3e 20 7e 20 24 20 65 78 70 6f 72 74 0a 50 49 47 50 49 4f 5f 41 44 44 52	st</span>.~.$.export.PIGPIO_ADDR
74e40	3d 3c 73 70 61 6e 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61 6c 69 63	=<span.style="font-style:.italic
74e60	3b 22 3e 70 69 5f 68 6f 73 74 3c 2f 73 70 61 6e 3e 3c 62 72 3e 0a 3c 73 70 61 6e 20 73 74 79 6c	;">pi_host</span><br>.<span.styl
74e80	65 3d 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61 6c 69 63 3b 22 3e 72 65 6d 6f 74 65 5f 68	e="font-style:.italic;">remote_h
74ea0	6f 73 74 3c 2f 73 70 61 6e 3e 20 7e 20 24 20 70 69 73 63 6f 70 65 0a 26 61 6d 70 3b 3c 62 72 3e	ost</span>.~.$.piscope.&amp;<br>
74ec0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61	</small></td>.<td.style="vertica
74ee0	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 3c 73 6d 61 6c 6c 3e 50 69 20 63 61 70 74 75 72 65	l-align:.top;"><small>Pi.capture
74f00	73 20 64 61 74 61 3c 62 72 3e 0a 52 65 6d 6f 74 65 20 70 72 6f 63 65 73 73 65 73 20 64 61 74 61	s.data<br>.Remote.processes.data
74f20	3c 62 72 3e 0a 52 65 6d 6f 74 65 20 64 69 73 70 6c 61 79 73 20 64 61 74 61 3c 62 72 3e 3c 2f 73	<br>.Remote.displays.data<br></s
74f40	6d 61 6c 6c 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 2f 74 62 6f 64 79 3e 0a 3c 2f 74 61 62 6c	mall></td>.</tr>.</tbody>.</tabl
74f60	65 3e 0a 3c 62 72 3e 0a 70 69 73 63 6f 70 65 20 6f 70 65 72 61 74 65 73 20 69 6e 20 6f 6e 65 20	e>.<br>.piscope.operates.in.one.
74f80	6f 66 20 74 68 72 65 65 20 6d 6f 64 65 73 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 74 61 62 6c 65 20 73	of.three.modes<br>.<br>.<table.s
74fa0	75 6d 6d 61 72 79 3d 22 22 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 6c 65 66	ummary="".style="text-align:.lef
74fc0	74 3b 20 77 69 64 74 68 3a 20 39 30 25 3b 22 0a 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 20	t;.width:.90%;".cellspacing="2".
74fe0	63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 62 6f 72 64 65 72 3d 22 31 22 3e 0a 00 00 01 54	cellpadding="2".border="1">....T
75000	00 00 00 77 74 20 76 61 6c 75 65 73 20 6f 66 20 70 61 72 61 6d 65 74 65 72 73 20 30 20 74 6f 20	...wt.values.of.parameters.0.to.
75020	39 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c	9..<br><br><b><small>Parameters<
75040	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 73 63 72 69 70 74 5f	/small></b><br><br><samp>script_
75060	69 64 3a 3d 26 6e 62 73 70 3b 69 64 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 73 74 6f 72 65 64	id:=&nbsp;id&nbsp;of&nbsp;stored
75080	26 6e 62 73 70 3b 73 63 72 69 70 74 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e	&nbsp;script.<br></samp><br><br>
750a0	54 68 65 20 72 75 6e 20 73 74 61 74 75 73 20 6d 61 79 20 62 65 0a 3c 62 72 3e 3c 62 72 3e 3c 63	The.run.status.may.be.<br><br><c
750c0	6f 64 65 3e 50 49 5f 53 43 52 49 50 54 5f 49 4e 49 54 49 4e 47 3c 62 72 3e 50 49 5f 53 43 52 49	ode>PI_SCRIPT_INITING<br>PI_SCRI
750e0	50 54 5f 48 41 4c 54 45 44 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f 52 55 4e 4e 49 4e 47 3c 62	PT_HALTED<br>PI_SCRIPT_RUNNING<b
75100	72 3e 50 49 5f 53 43 52 49 50 54 5f 57 41 49 54 49 4e 47 3c 62 72 3e 50 49 5f 53 43 52 49 50 54	r>PI_SCRIPT_WAITING<br>PI_SCRIPT
75120	5f 46 41 49 4c 45 44 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65	_FAILED<br></code><br><br>The.re
75140	74 75 72 6e 20 76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 72 75 6e 20 73 74 61	turn.value.is.a.tuple.of.run.sta
75160	74 75 73 20 61 6e 64 20 61 20 6c 69 73 74 20 6f 66 0a 74 68 65 20 31 30 20 70 61 72 61 6d 65 74	tus.and.a.list.of.the.10.paramet
75180	65 72 73 2e 20 20 4f 6e 20 65 72 72 6f 72 20 74 68 65 20 72 75 6e 20 73 74 61 74 75 73 20 77 69	ers...On.error.the.run.status.wi
751a0	6c 6c 20 62 65 20 6e 65 67 61 74 69 76 65 0a 61 6e 64 20 74 68 65 20 70 61 72 61 6d 65 74 65 72	ll.be.negative.and.the.parameter
751c0	20 6c 69 73 74 20 77 69 6c 6c 20 62 65 20 65 6d 70 74 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e	.list.will.be.empty..<br><br><b>
751e0	3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62	<small>Example</small></b><br><b
75200	72 3e 3c 63 6f 64 65 3e 28 73 2c 26 6e 62 73 70 3b 70 61 72 73 29 26 6e 62 73 70 3b 3d 26 6e 62	r><code>(s,&nbsp;pars)&nbsp;=&nb
75220	73 70 3b 70 69 2e 73 63 72 69 70 74 5f 73 74 61 74 75 73 28 73 69 64 29 3c 62 72 3e 3c 2f 63 6f	sp;pi.script_status(sid)<br></co
75240	64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 63 6c 6f 73 65 22 3e 73 65	de><h3><a.name="serial_close">se
75260	72 69 61 6c 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64	rial_close<small>(<a.href="#hand
75280	6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6c 6f	le">handle</a>)</small></h3>.Clo
752a0	73 65 73 20 74 68 65 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64	ses.the.serial.device.associated
752c0	20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	.with.handle..<br><br><b><small>
752e0	50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73	Parameters</small></b><br><br><s
75300	61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61	amp>handle:=&nbsp;&gt;=0&nbsp;(a
75320	73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e	s&nbsp;returned&nbsp;by&nbsp;a&n
75340	62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	bsp;prior&nbsp;call&nbsp;to&nbsp
75360	3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f	;<a.href="#serial_open">serial_o
75380	70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	pen</a>).<br></samp><br><br><b><
753a0	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
753c0	3e 3c 63 6f 64 65 3e 70 69 2e 73 65 72 69 61 6c 5f 63 6c 6f 73 65 28 68 31 29 3c 62 72 3e 3c 2f	><code>pi.serial_close(h1)<br></
753e0	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 64 61 74 61 5f 61 76	code><h3><a.name="serial_data_av
75400	61 69 6c 61 62 6c 65 22 3e 73 65 72 69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65 3c 73	ailable">serial_data_available<s
75420	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f	mall>(<a.href="#handle">handle</
75440	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d	a>)</small></h3>.Returns.the.num
75460	62 65 72 20 6f 66 20 62 79 74 65 73 20 61 76 61 69 6c 61 62 6c 65 20 74 6f 20 62 65 20 72 65 61	ber.of.bytes.available.to.be.rea
75480	64 20 66 72 6f 6d 20 74 68 65 0a 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74	d.from.the.device.associated.wit
754a0	68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61	h.handle..<br><br><b><small>Para
754c0	6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e	meters</small></b><br><br><samp>
754e0	68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62	handle:=&nbsp;&gt;=0&nbsp;(as&nb
75500	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b	sp;returned&nbsp;by&nbsp;a&nbsp;
75520	70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20	prior&nbsp;call&nbsp;to&nbsp;<a.
75540	68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c	href="#serial_open">serial_open<
75560	2f 61 3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c	/a>).<br></samp><br><br><b><smal
75580	6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f	l>Example</small></b><br><br><co
755a0	64 65 3e 72 64 79 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 65 72 69 61 6c 5f 64 61 74	de>rdy&nbsp;=&nbsp;pi.serial_dat
755c0	61 5f 61 76 61 69 6c 61 62 6c 65 28 68 31 29 3c 62 72 3e 3c 62 72 3e 69 66 26 6e 62 73 70 3b 72	a_available(h1)<br><br>if&nbsp;r
755e0	64 79 26 6e 62 73 70 3b 26 67 74 3b 26 6e 62 73 70 3b 30 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	dy&nbsp;&gt;&nbsp;0:<br>&nbsp;&n
75600	62 73 70 3b 26 6e 62 73 70 3b 28 62 2c 26 6e 62 73 70 3b 64 29 26 6e 62 73 70 3b 3d 26 6e 62 73	bsp;&nbsp;(b,&nbsp;d)&nbsp;=&nbs
75620	70 3b 70 69 2e 73 65 72 69 61 6c 5f 72 65 61 64 28 68 31 2c 26 6e 62 73 70 3b 72 64 79 29 3c 62	p;pi.serial_read(h1,&nbsp;rdy)<b
75640	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 6f 70 65	r></code><h3><a.name="serial_ope
75660	6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	n">serial_open<small>(<a.href="#
75680	74 74 79 22 3e 74 74 79 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61	tty">tty</a>,.<a.href="#baud">ba
756a0	75 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 65 72 5f 66 6c 61 67 73 22 3e 73 65 72	ud</a>,.<a.href="#ser_flags">ser
756c0	5f 66 6c 61 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73	_flags</a>)</small></h3>.Returns
756e0	20 61 20 68 61 6e 64 6c 65 20 66 6f 72 20 74 68 65 20 73 65 72 69 61 6c 20 74 74 79 20 64 65 76	.a.handle.for.the.serial.tty.dev
75700	69 63 65 20 6f 70 65 6e 65 64 0a 61 74 20 62 61 75 64 20 62 69 74 73 20 70 65 72 20 73 65 63 6f	ice.opened.at.baud.bits.per.seco
75720	6e 64 2e 20 20 54 68 65 20 64 65 76 69 63 65 20 6e 61 6d 65 20 6d 75 73 74 20 73 74 61 72 74 0a	nd...The.device.name.must.start.
75740	77 69 74 68 20 2f 64 65 76 2f 74 74 79 20 6f 72 20 2f 64 65 76 2f 73 65 72 69 61 6c 2e 0a 3c 62	with./dev/tty.or./dev/serial..<b
75760	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c	r><br><b><small>Parameters</smal
75780	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	l></b><br><br><samp>&nbsp;&nbsp;
757a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 74 79 3a 3d 26 6e 62	&nbsp;&nbsp;&nbsp;&nbsp;tty:=&nb
757c0	73 70 3b 74 68 65 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e	sp;the&nbsp;serial&nbsp;device&n
757e0	62 73 70 3b 74 6f 26 6e 62 73 70 3b 6f 70 65 6e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;to&nbsp;open.<br>&nbsp;&nbsp
75800	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 3d 26 6e 62 73 70 3b 62	;&nbsp;&nbsp;&nbsp;baud:=&nbsp;b
75820	61 75 64 26 6e 62 73 70 3b 72 61 74 65 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 62 69 74 73 26	aud&nbsp;rate&nbsp;in&nbsp;bits&
75840	6e 62 73 70 3b 70 65 72 26 6e 62 73 70 3b 73 65 63 6f 6e 64 2c 26 6e 62 73 70 3b 73 65 65 26 6e	nbsp;per&nbsp;second,&nbsp;see&n
75860	62 73 70 3b 62 65 6c 6f 77 2e 3c 62 72 3e 73 65 72 5f 66 6c 61 67 73 3a 3d 26 6e 62 73 70 3b 30	bsp;below.<br>ser_flags:=&nbsp;0
75880	2c 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 66 6c 61 67 73 26 6e 62 73 70 3b 61 72 65 26 6e 62	,&nbsp;no&nbsp;flags&nbsp;are&nb
758a0	73 70 3b 63 75 72 72 65 6e 74 6c 79 26 6e 62 73 70 3b 64 65 66 69 6e 65 64 2e 3c 62 72 3e 3c 2f	sp;currently&nbsp;defined.<br></
758c0	73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 72 6d 61 6c 6c 79 20 79 6f 75 20 77 6f 75 6c 64 20	samp><br><br>Normally.you.would.
758e0	6f 6e 6c 79 20 75 73 65 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 2a 22	only.use.the.<a.href="#serial_*"
75900	3e 73 65 72 69 61 6c 5f 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 20 69 66 0a 79 6f 75 20 61	>serial_*</a>.functions.if.you.a
75920	72 65 20 6f 72 20 77 69 6c 6c 20 62 65 20 63 6f 6e 6e 65 63 74 69 6e 67 20 74 6f 20 74 68 65 20	re.or.will.be.connecting.to.the.
75940	50 69 20 6f 76 65 72 20 61 20 6e 65 74 77 6f 72 6b 2e 20 20 49 66 0a 79 6f 75 20 77 69 6c 6c 20	Pi.over.a.network...If.you.will.
75960	61 6c 77 61 79 73 20 72 75 6e 20 6f 6e 20 74 68 65 20 6c 6f 63 61 6c 20 50 69 20 75 73 65 20 74	always.run.on.the.local.Pi.use.t
75980	68 65 20 73 74 61 6e 64 61 72 64 20 73 65 72 69 61 6c 0a 6d 6f 64 75 6c 65 20 69 6e 73 74 65 61	he.standard.serial.module.instea
759a0	64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 61 75 64 20 72 61 74 65 20 6d 75 73 74 20 62 65	d..<br><br>The.baud.rate.must.be
759c0	20 6f 6e 65 20 6f 66 20 35 30 2c 20 37 35 2c 20 31 31 30 2c 20 31 33 34 2c 20 31 35 30 2c 0a 32	.one.of.50,.75,.110,.134,.150,.2
759e0	30 30 2c 20 33 30 30 2c 20 36 30 30 2c 20 31 32 30 30 2c 20 31 38 30 30 2c 20 32 34 30 30 2c 20	00,.300,.600,.1200,.1800,.2400,.
75a00	34 38 30 30 2c 20 39 36 30 30 2c 20 31 39 32 30 30 2c 0a 33 38 34 30 30 2c 20 35 37 36 30 30 2c	4800,.9600,.19200,.38400,.57600,
75a20	20 31 31 35 32 30 30 2c 20 6f 72 20 32 33 30 34 30 30 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	.115200,.or.230400..<br><br><b><
75a40	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
75a60	3e 3c 63 6f 64 65 3e 68 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 65 72 69 61 6c 5f	><code>h1&nbsp;=&nbsp;pi.serial_
75a80	6f 70 65 6e 28 22 2f 64 65 76 2f 74 74 79 41 4d 41 30 22 2c 26 6e 62 73 70 3b 33 30 30 29 3c 62	open("/dev/ttyAMA0",&nbsp;300)<b
75aa0	72 3e 3c 62 72 3e 68 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 65 72 69 61 6c 5f 6f	r><br>h2&nbsp;=&nbsp;pi.serial_o
75ac0	70 65 6e 28 22 2f 64 65 76 2f 74 74 79 55 53 42 31 22 2c 26 6e 62 73 70 3b 31 39 32 30 30 2c 26	pen("/dev/ttyUSB1",&nbsp;19200,&
75ae0	6e 62 73 70 3b 30 29 3c 62 72 3e 3c 62 72 3e 68 33 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69	nbsp;0)<br><br>h3&nbsp;=&nbsp;pi
75b00	2e 73 65 72 69 61 6c 5f 6f 70 65 6e 28 22 2f 64 65 76 2f 73 65 72 69 61 6c 30 22 2c 26 6e 62 73	.serial_open("/dev/serial0",&nbs
75b20	70 3b 39 36 30 30 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73	p;9600)<br></code><h3><a.name="s
75b40	65 72 69 61 6c 5f 72 65 61 64 22 3e 73 65 72 69 61 6c 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c	erial_read">serial_read<small>(<
75b60	61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20	a.href="#handle">handle</a>,.<a.
75b80	68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	href="#count">count</a>)</small>
75ba0	3c 2f 68 33 3e 0a 52 65 61 64 73 20 75 70 20 74 6f 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72	</h3>.Reads.up.to.count.bytes.fr
75bc0	6f 6d 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61	om.the.device.associated.with.ha
75be0	6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65	ndle..<br><br><b><small>Paramete
75c00	72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64	rs</small></b><br><br><samp>hand
75c20	6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72	le:=&nbsp;&gt;=0&nbsp;(as&nbsp;r
75c40	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f	eturned&nbsp;by&nbsp;a&nbsp;prio
75c60	72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	r&nbsp;call&nbsp;to&nbsp;<a.href
75c80	3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 29	="#serial_open">serial_open</a>)
75ca0	2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 30 2c 26 6e	.<br>&nbsp;count:=&nbsp;&gt;0,&n
75cc0	62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70	bsp;the&nbsp;number&nbsp;of&nbsp
75ce0	3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 28 64	;bytes&nbsp;to&nbsp;read&nbsp;(d
75d00	65 66 61 75 6c 74 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 31 30 30 30 29 2e 3c 62 72 3e 3c	efaults&nbsp;to&nbsp;1000).<br><
75d20	2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65	/samp><br><br>The.returned.value
75d40	20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74	.is.a.tuple.of.the.number.of.byt
75d60	65 73 20 72 65 61 64 20 61 6e 64 0a 61 20 62 79 74 65 61 72 72 61 79 20 63 6f 6e 74 61 69 6e 69	es.read.and.a.bytearray.containi
75d80	6e 67 20 74 68 65 20 62 79 74 65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77 61 73 20 61 6e 20 65	ng.the.bytes...If.there.was.an.e
75da0	72 72 6f 72 20 74 68 65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 77 69	rror.the.number.of.bytes.read.wi
75dc0	6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20 77 69 6c 6c 20 63	ll.be.less.than.zero.(and.will.c
75de0	6f 6e 74 61 69 6e 0a 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e	ontain.the.error.code)..<br><br>
75e00	49 66 20 6e 6f 20 64 61 74 61 20 69 73 20 72 65 61 64 79 20 61 20 62 79 74 65 73 20 72 65 61 64	If.no.data.is.ready.a.bytes.read
75e20	20 6f 66 20 7a 65 72 6f 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 3e 3c 73 6d 61 6c 6c 3e	.of.zero.is.returned..<b><small>
75e40	45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	Example</small></b><br><br><code
75e60	3e 28 62 2c 26 6e 62 73 70 3b 64 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 65 72 69	>(b,&nbsp;d)&nbsp;=&nbsp;pi.seri
75e80	61 6c 5f 72 65 61 64 28 68 32 2c 26 6e 62 73 70 3b 31 30 30 29 3c 62 72 3e 69 66 26 6e 62 73 70	al_read(h2,&nbsp;100)<br>if&nbsp
75ea0	3b 62 26 6e 62 73 70 3b 26 67 74 3b 26 6e 62 73 70 3b 30 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	;b&nbsp;&gt;&nbsp;0:<br>&nbsp;&n
75ec0	62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70 72 6f 63 65 73 73 26 6e 62 73 70 3b 72 65	bsp;&nbsp;#&nbsp;process&nbsp;re
75ee0	61 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	ad&nbsp;data<br></code><h3><a.na
75f00	6d 65 3d 22 73 65 72 69 61 6c 5f 72 65 61 64 5f 62 79 74 65 22 3e 73 65 72 69 61 6c 5f 72 65 61	me="serial_read_byte">serial_rea
75f20	64 5f 62 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e	d_byte<small>(<a.href="#handle">
75f40	68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73	handle</a>)</small></h3>.Returns
75f60	20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 64 65 76 69 63 65 20 61	.a.single.byte.from.the.device.a
75f80	73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	ssociated.with.handle..<br><br><
75fa0	62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	b><small>Parameters</small></b><
75fc0	62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d	br><br><samp>handle:=&nbsp;&gt;=
75fe0	30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0&nbsp;(as&nbsp;returned&nbsp;by
76000	00 00 00 78 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c	...x&nbsp;a&nbsp;prior&nbsp;call
76020	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f	&nbsp;to&nbsp;<a.href="#serial_o
76040	70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70	pen">serial_open</a>).<br></samp
76060	3e 3c 62 72 3e 3c 62 72 3e 49 66 20 6e 6f 20 64 61 74 61 20 69 73 20 72 65 61 64 79 20 61 20 6e	><br><br>If.no.data.is.ready.a.n
76080	65 67 61 74 69 76 65 20 65 72 72 6f 72 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72	egative.error.code.will.be.retur
760a0	6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	ned..<br><br><b><small>Example</
760c0	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 26 6e 62 73 70 3b 3d	small></b><br><br><code>b&nbsp;=
760e0	26 6e 62 73 70 3b 70 69 2e 73 65 72 69 61 6c 5f 72 65 61 64 5f 62 79 74 65 28 68 31 29 3c 62 72	&nbsp;pi.serial_read_byte(h1)<br
76100	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 77 72 69 74	></code><h3><a.name="serial_writ
76120	65 22 3e 73 65 72 69 61 6c 5f 77 72 69 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	e">serial_write<small>(<a.href="
76140	23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64	#handle">handle</a>,.<a.href="#d
76160	61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57 72 69 74	ata">data</a>)</small></h3>.Writ
76180	65 73 20 74 68 65 20 64 61 74 61 20 62 79 74 65 73 20 74 6f 20 74 68 65 20 64 65 76 69 63 65 20	es.the.data.bytes.to.the.device.
761a0	61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e	associated.with.handle..<br><br>
761c0	3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	<b><small>Parameters</small></b>
761e0	3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b	<br><br><samp>handle:=&nbsp;&gt;
76200	3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62	=0&nbsp;(as&nbsp;returned&nbsp;b
76220	79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62	y&nbsp;a&nbsp;prior&nbsp;call&nb
76240	73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e	sp;to&nbsp;<a.href="#serial_open
76260	22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	">serial_open</a>).<br>&nbsp;&nb
76280	73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62	sp;data:=&nbsp;the&nbsp;bytes&nb
762a0	73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e	sp;to&nbsp;write.<br></samp><br>
762c0	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
762e0	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 72 69 61 6c 5f 77 72 69 74 65 28 68	><br><br><code>pi.serial_write(h
76300	31 2c 26 6e 62 73 70 3b 62 27 5c 78 30 32 5c 78 30 33 5c 78 30 34 27 29 3c 62 72 3e 3c 62 72 3e	1,&nbsp;b'\x02\x03\x04')<br><br>
76320	70 69 2e 73 65 72 69 61 6c 5f 77 72 69 74 65 28 68 32 2c 26 6e 62 73 70 3b 62 27 68 65 6c 70 27	pi.serial_write(h2,&nbsp;b'help'
76340	29 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 65 72 69 61 6c 5f 77 72 69 74 65 28 68 32 2c 26 6e 62 73	)<br><br>pi.serial_write(h2,&nbs
76360	70 3b 22 68 65 6c 6c 6f 22 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 65 72 69 61 6c 5f 77 72 69 74	p;"hello")<br><br>pi.serial_writ
76380	65 28 68 31 2c 26 6e 62 73 70 3b 5b 32 2c 26 6e 62 73 70 3b 33 2c 26 6e 62 73 70 3b 34 5d 29 3c	e(h1,&nbsp;[2,&nbsp;3,&nbsp;4])<
763a0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 77 72	br></code><h3><a.name="serial_wr
763c0	69 74 65 5f 62 79 74 65 22 3e 73 65 72 69 61 6c 5f 77 72 69 74 65 5f 62 79 74 65 3c 73 6d 61 6c	ite_byte">serial_write_byte<smal
763e0	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c	l>(<a.href="#handle">handle</a>,
76400	20 3c 61 20 68 72 65 66 3d 22 23 62 79 74 65 5f 76 61 6c 22 3e 62 79 74 65 5f 76 61 6c 3c 2f 61	.<a.href="#byte_val">byte_val</a
76420	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57 72 69 74 65 73 20 61 20 73 69 6e 67 6c 65 20	>)</small></h3>.Writes.a.single.
76440	62 79 74 65 20 74 6f 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69	byte.to.the.device.associated.wi
76460	74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72	th.handle..<br><br><b><small>Par
76480	61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70	ameters</small></b><br><br><samp
764a0	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d	>&nbsp;&nbsp;handle:=&nbsp;&gt;=
764c0	30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0&nbsp;(as&nbsp;returned&nbsp;by
764e0	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73	&nbsp;a&nbsp;prior&nbsp;call&nbs
76500	70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22	p;to&nbsp;<a.href="#serial_open"
76520	3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 62 79 74 65 5f 76 61 6c 3a 3d	>serial_open</a>).<br>byte_val:=
76540	26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65	&nbsp;0-255,&nbsp;the&nbsp;value
76560	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c	&nbsp;to&nbsp;write.<br></samp><
76580	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e	br><br><b><small>Example</small>
765a0	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 72 69 61 6c 5f 77 72 69 74	</b><br><br><code>pi.serial_writ
765c0	65 5f 62 79 74 65 28 68 31 2c 26 6e 62 73 70 3b 32 33 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 65	e_byte(h1,&nbsp;23)<br><br>pi.se
765e0	72 69 61 6c 5f 77 72 69 74 65 5f 62 79 74 65 28 68 31 2c 26 6e 62 73 70 3b 6f 72 64 28 27 5a 27	rial_write_byte(h1,&nbsp;ord('Z'
76600	29 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 50 57	))<br></code><h3><a.name="set_PW
76620	4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c 73	M_dutycycle">set_PWM_dutycycle<s
76640	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f	mall>(<a.href="#user_gpio">user_
76660	67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64 75 74 79 63 79 63 6c 65 22 3e 64	gpio</a>,.<a.href="#dutycycle">d
76680	75 74 79 63 79 63 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74	utycycle</a>)</small></h3>.Start
766a0	73 20 28 6e 6f 6e 2d 7a 65 72 6f 20 64 75 74 79 63 79 63 6c 65 29 20 6f 72 20 73 74 6f 70 73 20	s.(non-zero.dutycycle).or.stops.
766c0	28 30 29 20 50 57 4d 20 70 75 6c 73 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e	(0).PWM.pulses.on.the.GPIO..<br>
766e0	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e	<br><b><small>Parameters</small>
76700	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62	</b><br><br><samp>user_gpio:=&nb
76720	73 70 3b 30 2d 33 31 2e 3c 62 72 3e 64 75 74 79 63 79 63 6c 65 3a 3d 26 6e 62 73 70 3b 30 2d 72	sp;0-31.<br>dutycycle:=&nbsp;0-r
76740	61 6e 67 65 26 6e 62 73 70 3b 28 72 61 6e 67 65 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 73 26 6e	ange&nbsp;(range&nbsp;defaults&n
76760	62 73 70 3b 74 6f 26 6e 62 73 70 3b 32 35 35 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e	bsp;to&nbsp;255).<br></samp><br>
76780	3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22	<br>The.<a.href="#set_PWM_range"
767a0	3e 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 20 63 61 6e 20	>set_PWM_range</a>.function.can.
767c0	63 68 61 6e 67 65 20 74 68 65 20 64 65 66 61 75 6c 74 20 72 61 6e 67 65 20 6f 66 20 32 35 35 2e	change.the.default.range.of.255.
767e0	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	.<br><br><b><small>Example</smal
76800	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 64	l></b><br><br><code>pi.set_PWM_d
76820	75 74 79 63 79 63 6c 65 28 34 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 29 26	utycycle(4,&nbsp;&nbsp;&nbsp;0)&
76840	6e 62 73 70 3b 23 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 6f 66 66 3c 62 72 3e 70 69 2e 73	nbsp;#&nbsp;PWM&nbsp;off<br>pi.s
76860	65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 28 34 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36	et_PWM_dutycycle(4,&nbsp;&nbsp;6
76880	34 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 31 2f 34 26 6e 62 73 70	4)&nbsp;#&nbsp;PWM&nbsp;1/4&nbsp
768a0	3b 6f 6e 3c 62 72 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 28 34 2c 26 6e	;on<br>pi.set_PWM_dutycycle(4,&n
768c0	62 73 70 3b 31 32 38 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 31 2f	bsp;128)&nbsp;#&nbsp;PWM&nbsp;1/
768e0	32 26 6e 62 73 70 3b 6f 6e 3c 62 72 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c	2&nbsp;on<br>pi.set_PWM_dutycycl
76900	65 28 34 2c 26 6e 62 73 70 3b 31 39 32 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 50 57 4d 26 6e	e(4,&nbsp;192)&nbsp;#&nbsp;PWM&n
76920	62 73 70 3b 33 2f 34 26 6e 62 73 70 3b 6f 6e 3c 62 72 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 64 75	bsp;3/4&nbsp;on<br>pi.set_PWM_du
76940	74 79 63 79 63 6c 65 28 34 2c 26 6e 62 73 70 3b 32 35 35 29 26 6e 62 73 70 3b 23 26 6e 62 73 70	tycycle(4,&nbsp;255)&nbsp;#&nbsp
76960	3b 50 57 4d 26 6e 62 73 70 3b 66 75 6c 6c 26 6e 62 73 70 3b 6f 6e 3c 62 72 3e 3c 2f 63 6f 64 65	;PWM&nbsp;full&nbsp;on<br></code
76980	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22	><h3><a.name="set_PWM_frequency"
769a0	3e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	>set_PWM_frequency<small>(<a.hre
769c0	66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61	f="#user_gpio">user_gpio</a>,.<a
769e0	20 68 72 65 66 3d 22 23 66 72 65 71 75 65 6e 63 79 22 3e 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e	.href="#frequency">frequency</a>
76a00	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 74 68 65 20 66 72 65 71 75 65 6e 63	)</small></h3>.Sets.the.frequenc
76a20	79 20 28 69 6e 20 48 7a 29 20 6f 66 20 74 68 65 20 50 57 4d 20 74 6f 20 62 65 20 75 73 65 64 20	y.(in.Hz).of.the.PWM.to.be.used.
76a40	6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50	on.the.GPIO..<br><br><b><small>P
76a60	61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61	arameters</small></b><br><br><sa
76a80	6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 66 72 65	mp>user_gpio:=&nbsp;0-31.<br>fre
76aa0	71 75 65 6e 63 79 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 48 7a 3c 62 72 3e	quency:=&nbsp;&gt;=0&nbsp;Hz<br>
76ac0	3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 65 72	</samp><br><br>Returns.the.numer
76ae0	69 63 61 6c 6c 79 20 63 6c 6f 73 65 73 74 20 66 72 65 71 75 65 6e 63 79 20 69 66 20 4f 4b 2c 20	ically.closest.frequency.if.OK,.
76b00	6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 20 6f 72 20 50 49	otherwise.PI_BAD_USER_GPIO.or.PI
76b20	5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d 20 69	_NOT_PERMITTED..<br><br>If.PWM.i
76b40	73 20 63 75 72 72 65 6e 74 6c 79 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 69	s.currently.active.on.the.GPIO.i
76b60	74 20 77 69 6c 6c 20 62 65 20 73 77 69 74 63 68 65 64 0a 6f 66 66 20 61 6e 64 20 74 68 65 6e 20	t.will.be.switched.off.and.then.
76b80	62 61 63 6b 20 6f 6e 20 61 74 20 74 68 65 20 6e 65 77 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62	back.on.at.the.new.frequency..<b
76ba0	72 3e 3c 62 72 3e 45 61 63 68 20 47 50 49 4f 20 63 61 6e 20 62 65 20 69 6e 64 65 70 65 6e 64 65	r><br>Each.GPIO.can.be.independe
76bc0	6e 74 6c 79 20 73 65 74 20 74 6f 20 6f 6e 65 20 6f 66 20 31 38 20 64 69 66 66 65 72 65 6e 74 0a	ntly.set.to.one.of.18.different.
76be0	50 57 4d 20 66 72 65 71 75 65 6e 63 69 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 6c	PWM.frequencies..<br><br>The.sel
76c00	65 63 74 61 62 6c 65 20 66 72 65 71 75 65 6e 63 69 65 73 20 64 65 70 65 6e 64 20 75 70 6f 6e 20	ectable.frequencies.depend.upon.
76c20	74 68 65 20 73 61 6d 70 6c 65 20 72 61 74 65 20 77 68 69 63 68 0a 6d 61 79 20 62 65 20 31 2c 20	the.sample.rate.which.may.be.1,.
76c40	32 2c 20 34 2c 20 35 2c 20 38 2c 20 6f 72 20 31 30 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 28	2,.4,.5,.8,.or.10.microseconds.(
76c60	64 65 66 61 75 6c 74 20 35 29 2e 20 20 54 68 65 0a 73 61 6d 70 6c 65 20 72 61 74 65 20 69 73 20	default.5)...The.sample.rate.is.
76c80	73 65 74 20 77 68 65 6e 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 69 73 20 73 74	set.when.the.pigpio.daemon.is.st
76ca0	61 72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 72 65 71 75 65 6e 63 69 65 73 20 66	arted..<br><br>The.frequencies.f
76cc0	6f 72 20 65 61 63 68 20 73 61 6d 70 6c 65 20 72 61 74 65 20 61 72 65 3a 0a 3c 62 72 3e 3c 62 72	or.each.sample.rate.are:.<br><br
76ce0	3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	><code>&nbsp;&nbsp;&nbsp;&nbsp;&
76d00	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
76d20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
76d40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
76d60	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 48 65 72 74 7a 3c 62 72 3e 3c 62 72 3e 26 6e	nbsp;&nbsp;&nbsp;Hertz<br><br>&n
76d80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
76da0	70 3b 26 6e 62 73 70 3b 31 3a 26 6e 62 73 70 3b 34 30 30 30 30 26 6e 62 73 70 3b 32 30 30 30 30	p;&nbsp;1:&nbsp;40000&nbsp;20000
76dc0	26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 38 30 30 30 26 6e 62 73 70 3b 35 30 30 30 26	&nbsp;10000&nbsp;8000&nbsp;5000&
76de0	6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62	nbsp;4000&nbsp;2500&nbsp;2000&nb
76e00	73 70 3b 31 36 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;1600<br>&nbsp;&nbsp;&nbsp;&nb
76e20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
76e40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30	;&nbsp;&nbsp;1250&nbsp;&nbsp;100
76e60	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62 73	0&nbsp;&nbsp;&nbsp;800&nbsp;&nbs
76e80	70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;500&nbsp;&nbsp;400&nbsp;&nbsp;
76ea0	32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30	250&nbsp;&nbsp;200&nbsp;&nbsp;10
76ec0	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 3c 62 72 3e 3c 62 72 3e 26 6e 62	0&nbsp;&nbsp;&nbsp;50<br><br>&nb
76ee0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
76f00	3b 26 6e 62 73 70 3b 32 3a 26 6e 62 73 70 3b 32 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30 30 26	;&nbsp;2:&nbsp;20000&nbsp;10000&
76f20	6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 32	nbsp;&nbsp;5000&nbsp;4000&nbsp;2
76f40	35 30 30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30	500&nbsp;2000&nbsp;1250&nbsp;100
76f60	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	0&nbsp;&nbsp;800<br>&nbsp;&nbsp;
76f80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
76fa0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26	bsp;&nbsp;&nbsp;&nbsp;&nbsp;625&
76fc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;&nbsp;&nbsp;500&nbsp;&nbsp;
76fe0	26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e	&nbsp;400&nbsp;&nbsp;250&nbsp;&n
77000	00 00 00 7a 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b	...zbsp;200&nbsp;&nbsp;125&nbsp;
77020	26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62	&nbsp;100&nbsp;&nbsp;&nbsp;50&nb
77040	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26	sp;&nbsp;&nbsp;25<br><br>&nbsp;&
77060	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
77080	73 70 3b 34 3a 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 30	sp;4:&nbsp;10000&nbsp;&nbsp;5000
770a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b	&nbsp;&nbsp;2500&nbsp;2000&nbsp;
770c0	31 32 35 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62	1250&nbsp;1000&nbsp;&nbsp;625&nb
770e0	73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 3c 62 72 3e 26	sp;&nbsp;500&nbsp;&nbsp;400<br>&
77100	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
77120	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
77140	3b 26 6e 62 73 70 3b 33 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26	;&nbsp;313&nbsp;&nbsp;&nbsp;250&
77160	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;&nbsp;&nbsp;200&nbsp;&nbsp;
77180	31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	125&nbsp;&nbsp;100&nbsp;&nbsp;&n
771a0	62 73 70 3b 36 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b	bsp;63&nbsp;&nbsp;&nbsp;50&nbsp;
771c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;25&nbsp;&nbsp;&nbsp;
771e0	31 33 3c 62 72 3e 73 61 6d 70 6c 65 3c 62 72 3e 26 6e 62 73 70 3b 72 61 74 65 3c 62 72 3e 26 6e	13<br>sample<br>&nbsp;rate<br>&n
77200	62 73 70 3b 28 75 73 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 3a 26 6e 62 73 70 3b 26 6e 62 73	bsp;(us)&nbsp;&nbsp;5:&nbsp;&nbs
77220	70 3b 38 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 26 6e 62 73	p;8000&nbsp;&nbsp;4000&nbsp;&nbs
77240	70 3b 32 30 30 30 26 6e 62 73 70 3b 31 36 30 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b	p;2000&nbsp;1600&nbsp;1000&nbsp;
77260	26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e	&nbsp;800&nbsp;&nbsp;500&nbsp;&n
77280	62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 32 30 3c 62 72 3e 26 6e 62 73 70 3b	bsp;400&nbsp;&nbsp;320<br>&nbsp;
772a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
772c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
772e0	70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b	p;250&nbsp;&nbsp;&nbsp;200&nbsp;
77300	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e	&nbsp;&nbsp;160&nbsp;&nbsp;100&n
77320	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;&nbsp;80&nbsp;&nbsp;&n
77340	62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 26 6e 62 73 70 3b	bsp;50&nbsp;&nbsp;&nbsp;40&nbsp;
77360	26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;20&nbsp;&nbsp;&nbsp;
77380	31 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	10<br><br>&nbsp;&nbsp;&nbsp;&nbs
773a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 3a 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;8:&nbsp;&nbs
773c0	70 3b 35 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 26 6e 62 73	p;5000&nbsp;&nbsp;2500&nbsp;&nbs
773e0	70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26	p;1250&nbsp;1000&nbsp;&nbsp;625&
77400	6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 33 26 6e 62	nbsp;&nbsp;500&nbsp;&nbsp;313&nb
77420	73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 3c 62 72 3e 26	sp;&nbsp;250&nbsp;&nbsp;200<br>&
77440	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
77460	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
77480	3b 26 6e 62 73 70 3b 31 35 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26	;&nbsp;156&nbsp;&nbsp;&nbsp;125&
774a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;&nbsp;&nbsp;100&nbsp;&nbsp;
774c0	26 6e 62 73 70 3b 36 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73	&nbsp;63&nbsp;&nbsp;&nbsp;50&nbs
774e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;&nbsp;31&nbsp;&nbsp;&nbs
77500	70 3b 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 26 6e	p;25&nbsp;&nbsp;&nbsp;13&nbsp;&n
77520	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26	bsp;&nbsp;&nbsp;6<br><br>&nbsp;&
77540	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 3a	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;10:
77560	26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 30	&nbsp;&nbsp;4000&nbsp;&nbsp;2000
77580	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 26	&nbsp;&nbsp;1000&nbsp;&nbsp;800&
775a0	6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62	nbsp;&nbsp;500&nbsp;&nbsp;400&nb
775c0	73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70	sp;&nbsp;250&nbsp;&nbsp;200&nbsp
775e0	3b 26 6e 62 73 70 3b 31 36 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;&nbsp;160<br>&nbsp;&nbsp;&nbsp;
77600	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
77620	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26	bsp;&nbsp;&nbsp;&nbsp;125&nbsp;&
77640	6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;&nbsp;100&nbsp;&nbsp;&nbsp;
77660	26 6e 62 73 70 3b 38 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73	&nbsp;80&nbsp;&nbsp;&nbsp;50&nbs
77680	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;&nbsp;40&nbsp;&nbsp;&nbs
776a0	70 3b 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 26 6e	p;25&nbsp;&nbsp;&nbsp;20&nbsp;&n
776c0	62 73 70 3b 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;10&nbsp;&nbsp;&nbsp;&n
776e0	62 73 70 3b 35 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c	bsp;5<br></code><br><br><b><smal
77700	6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f	l>Example</small></b><br><br><co
77720	64 65 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 28 34 2c 30 29 3c 62 72 3e	de>pi.set_PWM_frequency(4,0)<br>
77740	70 72 69 6e 74 28 70 69 2e 67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 28 34 29 29 3c 62	print(pi.get_PWM_frequency(4))<b
77760	72 3e 31 30 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79	r>10<br><br>pi.set_PWM_frequency
77780	28 34 2c 31 30 30 30 30 30 29 3c 62 72 3e 70 72 69 6e 74 28 70 69 2e 67 65 74 5f 50 57 4d 5f 66	(4,100000)<br>print(pi.get_PWM_f
777a0	72 65 71 75 65 6e 63 79 28 34 29 29 3c 62 72 3e 38 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	requency(4))<br>8000<br></code><
777c0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 73 65 74 5f 50	h3><a.name="set_PWM_range">set_P
777e0	57 4d 5f 72 61 6e 67 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67	WM_range<small>(<a.href="#user_g
77800	70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 72 61	pio">user_gpio</a>,.<a.href="#ra
77820	6e 67 65 5f 22 3e 72 61 6e 67 65 5f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53	nge_">range_</a>)</small></h3>.S
77840	65 74 73 20 74 68 65 20 72 61 6e 67 65 20 6f 66 20 50 57 4d 20 76 61 6c 75 65 73 20 74 6f 20 62	ets.the.range.of.PWM.values.to.b
77860	65 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	e.used.on.the.GPIO..<br><br><b><
77880	73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	small>Parameters</small></b><br>
778a0	3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2e	<br><samp>user_gpio:=&nbsp;0-31.
778c0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 61 6e 67 65 5f 3a 3d 26 6e	<br>&nbsp;&nbsp;&nbsp;range_:=&n
778e0	62 73 70 3b 32 35 2d 34 30 30 30 30 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e	bsp;25-40000.<br></samp><br><br>
77900	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
77920	3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 28 39 2c 26 6e	><br><code>pi.set_PWM_range(9,&n
77940	62 73 70 3b 31 30 30 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6e 6f 77 26 6e	bsp;100)&nbsp;&nbsp;#&nbsp;now&n
77960	62 73 70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b 31 2f 34 2c 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;25&nbsp;1/4,&nbsp;&nbs
77980	70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 31 2f 32 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;50&nbsp;1/2,&nbsp;&nbsp;
779a0	26 6e 62 73 70 3b 37 35 26 6e 62 73 70 3b 33 2f 34 26 6e 62 73 70 3b 6f 6e 3c 62 72 3e 70 69 2e	&nbsp;75&nbsp;3/4&nbsp;on<br>pi.
779c0	73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 28 39 2c 26 6e 62 73 70 3b 35 30 30 29 26 6e 62 73 70 3b	set_PWM_range(9,&nbsp;500)&nbsp;
779e0	26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6e 6f 77 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 31	&nbsp;#&nbsp;now&nbsp;125&nbsp;1
77a00	2f 34 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 31 2f 32 2c 26 6e 62 73	/4,&nbsp;&nbsp;250&nbsp;1/2,&nbs
77a20	70 3b 26 6e 62 73 70 3b 33 37 35 26 6e 62 73 70 3b 33 2f 34 26 6e 62 73 70 3b 6f 6e 3c 62 72 3e	p;&nbsp;375&nbsp;3/4&nbsp;on<br>
77a40	70 69 2e 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 28 39 2c 26 6e 62 73 70 3b 33 30 30 30 29 26 6e	pi.set_PWM_range(9,&nbsp;3000)&n
77a60	62 73 70 3b 23 26 6e 62 73 70 3b 6e 6f 77 26 6e 62 73 70 3b 37 35 30 26 6e 62 73 70 3b 31 2f 34	bsp;#&nbsp;now&nbsp;750&nbsp;1/4
77a80	2c 26 6e 62 73 70 3b 31 35 30 30 26 6e 62 73 70 3b 31 2f 32 2c 26 6e 62 73 70 3b 32 32 35 30 26	,&nbsp;1500&nbsp;1/2,&nbsp;2250&
77aa0	6e 62 73 70 3b 33 2f 34 26 6e 62 73 70 3b 6f 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c	nbsp;3/4&nbsp;on<br></code><h3><
77ac0	61 20 6e 61 6d 65 3d 22 73 65 74 5f 62 61 6e 6b 5f 31 22 3e 73 65 74 5f 62 61 6e 6b 5f 31 3c 73	a.name="set_bank_1">set_bank_1<s
77ae0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c	mall>(<a.href="#bits">bits</a>)<
77b00	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 47 50 49 4f 20 30 2d 33 31 20 69 66 20 74	/small></h3>.Sets.GPIO.0-31.if.t
77b20	68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 69 6e 20 62 69 74 73 20 69 73 20	he.corresponding.bit.in.bits.is.
77b40	73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72	set..<br><br><b><small>Parameter
77b60	73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 62 69 74 73 3a	s</small></b><br><br><samp>bits:
77b80	3d 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d	=&nbsp;a&nbsp;32&nbsp;bit&nbsp;m
77ba0	61 73 6b 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74 26 6e 62	ask&nbsp;with&nbsp;1&nbsp;set&nb
77bc0	73 70 3b 69 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e 64 69 6e	sp;if&nbsp;the&nbsp;correspondin
77be0	67 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	g&nbsp;GPIO&nbsp;is<br>&nbsp;&nb
77c00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
77c20	3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 73 65 74 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e	;to&nbsp;be&nbsp;set.<br></samp>
77c40	3c 62 72 3e 3c 62 72 3e 41 20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75 73 20 6f 66 20 50 49 5f	<br><br>A.returned.status.of.PI_
77c60	53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69 63 61 74 65 73 20 74 68 61 74 20 74 68	SOME_PERMITTED.indicates.that.th
77c80	65 20 75 73 65 72 0a 69 73 20 6e 6f 74 20 61 6c 6c 6f 77 65 64 20 74 6f 20 77 72 69 74 65 20 74	e.user.is.not.allowed.to.write.t
77ca0	6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c	o.one.or.more.of.the.GPIO..<br><
77cc0	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
77ce0	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 62 61 6e 6b 5f 31 28 69 6e 74 28	<br><br><code>pi.set_bank_1(int(
77d00	22 31 31 31 31 31 30 30 31 30 30 30 30 22 2c 32 29 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	"111110010000",2))<br></code><h3
77d20	3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 62 61 6e 6b 5f 32 22 3e 73 65 74 5f 62 61 6e 6b 5f 32	><a.name="set_bank_2">set_bank_2
77d40	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e	<small>(<a.href="#bits">bits</a>
77d60	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 47 50 49 4f 20 33 32 2d 35 33 20 69	)</small></h3>.Sets.GPIO.32-53.i
77d80	66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 28 30 2d 32 31 29 20 69	f.the.corresponding.bit.(0-21).i
77da0	6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	n.bits.is.set..<br><br><b><small
77dc0	3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	>Parameters</small></b><br><br><
77de0	73 61 6d 70 3e 62 69 74 73 3a 3d 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b	samp>bits:=&nbsp;a&nbsp;32&nbsp;
77e00	62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e	bit&nbsp;mask&nbsp;with&nbsp;1&n
77e20	62 73 70 3b 73 65 74 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f	bsp;set&nbsp;if&nbsp;the&nbsp;co
77e40	72 72 65 73 70 6f 6e 64 69 6e 67 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72	rresponding&nbsp;GPIO&nbsp;is<br
77e60	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
77e80	6e 62 73 70 3b 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 73 65 74 2e 3c	nbsp;&nbsp;to&nbsp;be&nbsp;set.<
77ea0	62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 41 20 72 65 74 75 72 6e 65 64 20 73 74 61	br></samp><br><br>A.returned.sta
77ec0	74 75 73 20 6f 66 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69 63 61 74	tus.of.PI_SOME_PERMITTED.indicat
77ee0	65 73 20 74 68 61 74 20 74 68 65 20 75 73 65 72 0a 69 73 20 6e 6f 74 20 61 6c 6c 6f 77 65 64 20	es.that.the.user.is.not.allowed.
77f00	74 6f 20 77 72 69 74 65 20 74 6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 20 47	to.write.to.one.or.more.of.the.G
77f20	50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	PIO..<br><br><b><small>Example</
77f40	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 62	small></b><br><br><code>pi.set_b
77f60	61 6e 6b 5f 32 28 30 78 33 30 33 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	ank_2(0x303)<br></code><h3><a.na
77f80	6d 65 3d 22 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 67 6c 69 74 63	me="set_glitch_filter">set_glitc
77fa0	68 5f 66 69 6c 74 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67	h_filter<small>(<a.href="#user_g
77fc0	70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 74	pio">user_gpio</a>,.<a.href="#st
77fe0	65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53	eady">steady</a>)</small></h3>.S
78000	0d 00 00 00 01 01 37 00 01 37 02 3f 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	......7..7.?....................
78020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
78040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
78060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
78080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
780a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
780c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0f 26 00 00	.............................&..
780e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
78100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0e ec 00 00 00 00 00 00 00 00	................................
78120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 8a dc 19 11 0c 19 19 02 09	................................
78140	2d 1b 21 21 95 b7 35 70 79 74 68 6f 6e 50 79 74 68 6f 6e 0f a0 50 79 74 68 6f 6e 20 49 6e 74 65	-.!!..5pythonPython..Python.Inte
78160	72 66 61 63 65 6c 63 64 2e 6a 70 67 6b 65 79 70 61 64 2e 6a 70 67 64 72 69 76 65 72 2e 6a 70 67	rfacelcd.jpgkeypad.jpgdriver.jpg
78180	70 69 67 70 69 6f 20 69 73 20 61 20 50 79 74 68 6f 6e 20 6d 6f 64 75 6c 65 20 66 6f 72 20 74 68	pigpio.is.a.Python.module.for.th
781a0	65 20 52 61 73 70 62 65 72 72 79 20 77 68 69 63 68 20 74 61 6c 6b 73 20 74 6f 0a 74 68 65 20 70	e.Raspberry.which.talks.to.the.p
781c0	69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 74 6f 20 61 6c 6c 6f 77 20 63 6f 6e 74 72 6f 6c 20 6f 66	igpio.daemon.to.allow.control.of
781e0	20 74 68 65 20 67 65 6e 65 72 61 6c 20 70 75 72 70 6f 73 65 0a 69 6e 70 75 74 20 6f 75 74 70 75	.the.general.purpose.input.outpu
78200	74 73 20 28 47 50 49 4f 29 2e 0a 3c 68 33 3e 46 65 61 74 75 72 65 73 3c 2f 68 33 3e 6f 20 74 68	ts.(GPIO)..<h3>Features</h3>o.th
78220	65 20 70 69 67 70 69 6f 20 50 79 74 68 6f 6e 20 6d 6f 64 75 6c 65 20 63 61 6e 20 72 75 6e 20 6f	e.pigpio.Python.module.can.run.o
78240	6e 20 57 69 6e 64 6f 77 73 2c 20 4d 61 63 73 2c 20 6f 72 20 4c 69 6e 75 78 0a 3c 62 72 3e 3c 62	n.Windows,.Macs,.or.Linux.<br><b
78260	72 3e 6f 20 63 6f 6e 74 72 6f 6c 73 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 50 69 27 73 0a 3c 62	r>o.controls.one.or.more.Pi's.<b
78280	72 3e 3c 62 72 3e 6f 20 68 61 72 64 77 61 72 65 20 74 69 6d 65 64 20 50 57 4d 20 6f 6e 20 61 6e	r><br>o.hardware.timed.PWM.on.an
782a0	79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 0a 3c 62 72 3e 3c 62 72 3e 6f 20 68 61 72 64 77 61 72	y.of.GPIO.0-31.<br><br>o.hardwar
782c0	65 20 74 69 6d 65 64 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 61 6e 79 20 6f 66 20 47	e.timed.servo.pulses.on.any.of.G
782e0	50 49 4f 20 30 2d 33 31 0a 3c 62 72 3e 3c 62 72 3e 6f 20 63 61 6c 6c 62 61 63 6b 73 20 77 68 65	PIO.0-31.<br><br>o.callbacks.whe
78300	6e 20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 20 63 68 61 6e 67 65 20 73 74 61 74 65 0a	n.any.of.GPIO.0-31.change.state.
78320	3c 62 72 3e 3c 62 72 3e 6f 20 63 72 65 61 74 69 6e 67 20 61 6e 64 20 74 72 61 6e 73 6d 69 74 74	<br><br>o.creating.and.transmitt
78340	69 6e 67 20 70 72 65 63 69 73 65 6c 79 20 74 69 6d 65 64 20 77 61 76 65 66 6f 72 6d 73 0a 3c 62	ing.precisely.timed.waveforms.<b
78360	72 3e 3c 62 72 3e 6f 20 72 65 61 64 69 6e 67 2f 77 72 69 74 69 6e 67 20 47 50 49 4f 20 61 6e 64	r><br>o.reading/writing.GPIO.and
78380	20 73 65 74 74 69 6e 67 20 74 68 65 69 72 20 6d 6f 64 65 73 0a 3c 62 72 3e 3c 62 72 3e 6f 20 77	.setting.their.modes.<br><br>o.w
783a0	72 61 70 70 65 72 73 20 66 6f 72 20 49 32 43 2c 20 53 50 49 2c 20 61 6e 64 20 73 65 72 69 61 6c	rappers.for.I2C,.SPI,.and.serial
783c0	20 6c 69 6e 6b 73 0a 3c 62 72 3e 3c 62 72 3e 6f 20 63 72 65 61 74 69 6e 67 20 61 6e 64 20 72 75	.links.<br><br>o.creating.and.ru
783e0	6e 6e 69 6e 67 20 73 63 72 69 70 74 73 20 6f 6e 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d	nning.scripts.on.the.pigpio.daem
78400	6f 6e 0a 3c 68 33 3e 47 50 49 4f 3c 2f 68 33 3e 41 4c 4c 20 47 50 49 4f 20 61 72 65 20 69 64 65	on.<h3>GPIO</h3>ALL.GPIO.are.ide
78420	6e 74 69 66 69 65 64 20 62 79 20 74 68 65 69 72 20 42 72 6f 61 64 63 6f 6d 20 6e 75 6d 62 65 72	ntified.by.their.Broadcom.number
78440	2e 0a 3c 68 33 3e 4e 6f 74 65 73 3c 2f 68 33 3e 54 72 61 6e 73 6d 69 74 74 65 64 20 77 61 76 65	..<h3>Notes</h3>Transmitted.wave
78460	66 6f 72 6d 73 20 61 72 65 20 61 63 63 75 72 61 74 65 20 74 6f 20 61 20 6d 69 63 72 6f 73 65 63	forms.are.accurate.to.a.microsec
78480	6f 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 43 61 6c 6c 62 61 63 6b 20 6c 65 76 65 6c 20 63 68 61 6e	ond..<br><br>Callback.level.chan
784a0	67 65 73 20 61 72 65 20 74 69 6d 65 2d 73 74 61 6d 70 65 64 20 61 6e 64 20 77 69 6c 6c 20 62 65	ges.are.time-stamped.and.will.be
784c0	0a 61 63 63 75 72 61 74 65 20 74 6f 20 77 69 74 68 69 6e 20 61 20 66 65 77 20 6d 69 63 72 6f 73	.accurate.to.within.a.few.micros
784e0	65 63 6f 6e 64 73 2e 0a 3c 68 33 3e 53 65 74 74 69 6e 67 73 3c 2f 68 33 3e 41 20 6e 75 6d 62 65	econds..<h3>Settings</h3>A.numbe
78500	72 20 6f 66 20 73 65 74 74 69 6e 67 73 20 61 72 65 20 64 65 74 65 72 6d 69 6e 65 64 20 77 68 65	r.of.settings.are.determined.whe
78520	6e 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 69 73 20 73 74 61 72 74 65 64 2e 0a	n.the.pigpio.daemon.is.started..
78540	3c 62 72 3e 3c 62 72 3e 6f 20 74 68 65 20 73 61 6d 70 6c 65 20 72 61 74 65 20 28 31 2c 20 32 2c	<br><br>o.the.sample.rate.(1,.2,
78560	20 34 2c 20 35 2c 20 38 2c 20 6f 72 20 31 30 20 75 73 2c 20 64 65 66 61 75 6c 74 20 35 20 75 73	.4,.5,.8,.or.10.us,.default.5.us
78580	29 2e 0a 3c 62 72 3e 3c 62 72 3e 6f 20 74 68 65 20 73 65 74 20 6f 66 20 47 50 49 4f 20 77 68 69	)..<br><br>o.the.set.of.GPIO.whi
785a0	63 68 20 6d 61 79 20 62 65 20 75 70 64 61 74 65 64 20 28 67 65 6e 65 72 61 6c 6c 79 20 77 72 69	ch.may.be.updated.(generally.wri
785c0	74 74 65 6e 20 74 6f 29 2e 20 20 54 68 65 0a 20 20 64 65 66 61 75 6c 74 20 73 65 74 20 69 73 20	tten.to)...The...default.set.is.
785e0	74 68 6f 73 65 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 74 68 65 20 50 69 20 62 6f 61 72 64 20	those.available.on.the.Pi.board.
78600	72 65 76 69 73 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 6f 20 74 68 65 20 61 76 61 69 6c 61 62 6c	revision..<br><br>o.the.availabl
78620	65 20 50 57 4d 20 66 72 65 71 75 65 6e 63 69 65 73 20 28 73 65 65 20 3c 61 20 68 72 65 66 3d 22	e.PWM.frequencies.(see.<a.href="
78640	23 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71	#set_PWM_frequency">set_PWM_freq
78660	75 65 6e 63 79 3c 2f 61 3e 29 2e 0a 3c 68 33 3e 45 78 63 65 70 74 69 6f 6e 73 3c 2f 68 33 3e 42	uency</a>)..<h3>Exceptions</h3>B
78680	79 20 64 65 66 61 75 6c 74 20 61 20 66 61 74 61 6c 20 65 78 63 65 70 74 69 6f 6e 20 69 73 20 72	y.default.a.fatal.exception.is.r
786a0	61 69 73 65 64 20 69 66 20 79 6f 75 20 70 61 73 73 20 61 6e 20 69 6e 76 61 6c 69 64 0a 61 72 67	aised.if.you.pass.an.invalid.arg
786c0	75 6d 65 6e 74 20 74 6f 20 61 20 70 69 67 70 69 6f 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e	ument.to.a.pigpio.function..<br>
786e0	3c 62 72 3e 49 66 20 79 6f 75 20 77 69 73 68 20 74 6f 20 68 61 6e 64 6c 65 20 74 68 65 20 72 65	<br>If.you.wish.to.handle.the.re
78700	74 75 72 6e 65 64 20 73 74 61 74 75 73 20 79 6f 75 72 73 65 6c 66 20 79 6f 75 20 73 68 6f 75 6c	turned.status.yourself.you.shoul
78720	64 20 73 65 74 0a 70 69 67 70 69 6f 2e 65 78 63 65 70 74 69 6f 6e 73 20 74 6f 20 46 61 6c 73 65	d.set.pigpio.exceptions.to.False
78740	2e 0a 3c 62 72 3e 3c 62 72 3e 59 6f 75 20 6d 61 79 20 70 72 65 66 65 72 20 74 6f 20 63 68 65 63	..<br><br>You.may.prefer.to.chec
78760	6b 20 74 68 65 20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75 73 20 69 6e 20 6f 6e 6c 79 20 61 20	k.the.returned.status.in.only.a.
78780	66 65 77 20 70 61 72 74 73 0a 6f 66 20 79 6f 75 72 20 63 6f 64 65 2e 20 20 49 6e 20 74 68 61 74	few.parts.of.your.code...In.that
787a0	20 63 61 73 65 20 64 6f 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 3a 0a 3c 62 72 3e 3c 62 72 3e	.case.do.the.following:.<br><br>
787c0	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
787e0	3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 67 70 69 6f 2e 65 78 63 65 70 74 69 6f 6e 73 26 6e 62 73	><br><code>pigpio.exceptions&nbs
78800	70 3b 3d 26 6e 62 73 70 3b 46 61 6c 73 65 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b 43 6f 64	p;=&nbsp;False<br><br>#&nbsp;Cod
78820	65 26 6e 62 73 70 3b 77 68 65 72 65 26 6e 62 73 70 3b 79 6f 75 26 6e 62 73 70 3b 77 61 6e 74 26	e&nbsp;where&nbsp;you&nbsp;want&
78840	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 65 73 74 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	nbsp;to&nbsp;test&nbsp;the&nbsp;
78860	65 72 72 6f 72 26 6e 62 73 70 3b 73 74 61 74 75 73 2e 3c 62 72 3e 3c 62 72 3e 70 69 67 70 69 6f	error&nbsp;status.<br><br>pigpio
78880	2e 65 78 63 65 70 74 69 6f 6e 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 54 72 75 65 3c 62 72 3e	.exceptions&nbsp;=&nbsp;True<br>
788a0	3c 2f 63 6f 64 65 3e 3c 68 33 3e 55 73 61 67 65 3c 2f 68 33 3e 54 68 69 73 20 6d 6f 64 75 6c 65	</code><h3>Usage</h3>This.module
788c0	20 75 73 65 73 20 74 68 65 20 73 65 72 76 69 63 65 73 20 6f 66 20 74 68 65 20 43 20 70 69 67 70	.uses.the.services.of.the.C.pigp
788e0	69 6f 20 6c 69 62 72 61 72 79 2e 20 20 70 69 67 70 69 6f 0a 6d 75 73 74 20 62 65 20 72 75 6e 6e	io.library...pigpio.must.be.runn
78900	69 6e 67 20 6f 6e 20 74 68 65 20 50 69 28 73 29 20 77 68 6f 73 65 20 47 50 49 4f 20 61 72 65 20	ing.on.the.Pi(s).whose.GPIO.are.
78920	74 6f 20 62 65 20 6d 61 6e 69 70 75 6c 61 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e	to.be.manipulated..<br><br>The.n
78940	6f 72 6d 61 6c 20 77 61 79 20 74 6f 20 73 74 61 72 74 20 70 69 67 70 69 6f 20 69 73 20 61 73 20	ormal.way.to.start.pigpio.is.as.
78960	61 20 64 61 65 6d 6f 6e 20 28 64 75 72 69 6e 67 20 73 79 73 74 65 6d 0a 73 74 61 72 74 29 2e 0a	a.daemon.(during.system.start)..
78980	3c 62 72 3e 3c 62 72 3e 73 75 64 6f 20 70 69 67 70 69 6f 64 0a 3c 62 72 3e 3c 62 72 3e 59 6f 75	<br><br>sudo.pigpiod.<br><br>You
789a0	72 20 50 79 74 68 6f 6e 20 70 72 6f 67 72 61 6d 20 6d 75 73 74 20 69 6d 70 6f 72 74 20 70 69 67	r.Python.program.must.import.pig
789c0	70 69 6f 20 61 6e 64 20 63 72 65 61 74 65 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 0a 69 6e 73 74 61	pio.and.create.one.or.more.insta
789e0	6e 63 65 73 20 6f 66 20 74 68 65 20 70 69 67 70 69 6f 2e 70 69 20 63 6c 61 73 73 2e 20 20 54 68	nces.of.the.pigpio.pi.class...Th
78a00	69 73 20 63 6c 61 73 73 20 67 69 76 65 73 20 61 63 63 65 73 73 20 74 6f 0a 61 20 73 70 65 63 69	is.class.gives.access.to.a.speci
78a20	66 69 65 64 20 50 69 27 73 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c	fied.Pi's.GPIO..<br><br><b><smal
78a40	6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f	l>Example</small></b><br><br><co
78a60	64 65 3e 70 69 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 70 69 28 29 26 6e	de>pi1&nbsp;=&nbsp;pigpio.pi()&n
78a80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
78aa0	70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70 69 31 26 6e 62 73 70 3b 61 63 63 65 73 73 65 73	p;&nbsp;#&nbsp;pi1&nbsp;accesses
78ac0	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6c 6f 63 61 6c 26 6e 62 73 70 3b 50 69 27 73 26 6e	&nbsp;the&nbsp;local&nbsp;Pi's&n
78ae0	62 73 70 3b 47 50 49 4f 3c 62 72 3e 70 69 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70	bsp;GPIO<br>pi2&nbsp;=&nbsp;pigp
78b00	69 6f 2e 70 69 28 27 74 6f 6d 27 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70	io.pi('tom')&nbsp;&nbsp;#&nbsp;p
78b20	69 32 26 6e 62 73 70 3b 61 63 63 65 73 73 65 73 26 6e 62 73 70 3b 74 6f 6d 27 73 26 6e 62 73 70	i2&nbsp;accesses&nbsp;tom's&nbsp
78b40	3b 47 50 49 4f 3c 62 72 3e 70 69 33 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e	;GPIO<br>pi3&nbsp;=&nbsp;pigpio.
78b60	70 69 28 27 64 69 63 6b 27 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70 69 33 26 6e 62 73 70 3b	pi('dick')&nbsp;#&nbsp;pi3&nbsp;
78b80	61 63 63 65 73 73 65 73 26 6e 62 73 70 3b 64 69 63 6b 27 73 26 6e 62 73 70 3b 47 50 49 4f 3c 62	accesses&nbsp;dick's&nbsp;GPIO<b
78ba0	72 3e 3c 62 72 3e 70 69 31 2e 77 72 69 74 65 28 34 2c 26 6e 62 73 70 3b 30 29 26 6e 62 73 70 3b	r><br>pi1.write(4,&nbsp;0)&nbsp;
78bc0	23 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 6c 6f 63 61 6c 26 6e 62 73 70 3b 50 69 27 73 26	#&nbsp;set&nbsp;local&nbsp;Pi's&
78be0	6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 6c 6f 77 3c 62 72 3e 70 69 32	nbsp;GPIO&nbsp;4&nbsp;low<br>pi2
78c00	2e 77 72 69 74 65 28 34 2c 26 6e 62 73 70 3b 31 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 65	.write(4,&nbsp;1)&nbsp;#&nbsp;se
78c20	74 26 6e 62 73 70 3b 74 6f 6d 27 73 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 26 6e 62	t&nbsp;tom's&nbsp;GPIO&nbsp;4&nb
78c40	73 70 3b 74 6f 26 6e 62 73 70 3b 68 69 67 68 3c 62 72 3e 70 69 33 2e 72 65 61 64 28 34 29 26 6e	sp;to&nbsp;high<br>pi3.read(4)&n
78c60	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62	bsp;&nbsp;&nbsp;&nbsp;&nbsp;#&nb
78c80	73 70 3b 67 65 74 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64	sp;get&nbsp;level&nbsp;of&nbsp;d
78ca0	69 63 6b 27 73 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 3c 62 72 3e 3c 2f 63 6f 64 65	ick's&nbsp;GPIO&nbsp;4<br></code
78cc0	3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6c 61 74 65 72 20 65 78 61 6d 70 6c 65 20 63 6f 64 65 20	><br><br>The.later.example.code.
78ce0	73 6e 69 70 70 65 74 73 20 61 73 73 75 6d 65 20 74 68 61 74 20 70 69 20 69 73 20 61 6e 20 69 6e	snippets.assume.that.pi.is.an.in
78d00	73 74 61 6e 63 65 20 6f 66 0a 74 68 65 20 70 69 67 70 69 6f 2e 70 69 20 63 6c 61 73 73 2e 0a 3c	stance.of.the.pigpio.pi.class..<
78d20	68 32 3e 4f 56 45 52 56 49 45 57 3c 2f 68 32 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 30	h2>OVERVIEW</h2><table.border="0
78d40	22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32	".cellpadding="2".cellspacing="2
78d60	22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	"><tbody><tr><td></td><td></td><
78d80	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 45 53 53 45 4e 54 49 41 4c 0a 3c 2f 62 3e 3c 2f 74	/tr><tr><td><b>ESSENTIAL.</b></t
78da0	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	d><td></td></tr><tr><td></td><td
78dc0	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 70 69 67	></td></tr><tr><td><a.href="#pig
78de0	70 69 6f 2e 70 69 22 3e 70 69 67 70 69 6f 2e 70 69 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	pio.pi">pigpio.pi</a></td><td>..
78e00	20 20 20 20 20 20 20 20 20 20 20 20 20 20 49 6e 69 74 69 61 6c 69 73 65 20 50 69 20 63 6f 6e 6e	..............Initialise.Pi.conn
78e20	65 63 74 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	ection.</td></tr><tr><td><a.href
78e40	3d 22 23 73 74 6f 70 22 3e 73 74 6f 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	="#stop">stop</a></td><td>......
78e60	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 6f 70 20 61 20 50 69 20 63 6f 6e 6e 65 63 74	...............Stop.a.Pi.connect
78e80	69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	ion.</td></tr><tr><td></td><td><
78ea0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 42 41 53 49 43 0a 3c 2f 62 3e 3c 2f	/td></tr><tr><td><b>BASIC.</b></
78ec0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	td><td></td></tr><tr><td></td><t
78ee0	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65	d></td></tr><tr><td><a.href="#se
78f00	74 5f 6d 6f 64 65 22 3e 73 65 74 5f 6d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	t_mode">set_mode</a></td><td>...
78f20	20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20 47 50 49 4f 20 6d 6f 64 65 0a 3c 2f	..............Set.a.GPIO.mode.</
78f40	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 6d 6f	td></tr><tr><td><a.href="#get_mo
78f60	64 65 22 3e 67 65 74 5f 6d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20	de">get_mode</a></td><td>.......
78f80	20 20 20 20 20 20 20 20 20 20 47 65 74 20 61 20 47 50 49 4f 20 6d 6f 64 65 0a 3c 2f 74 64 3e 3c	..........Get.a.GPIO.mode.</td><
78fa0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	/tr><tr><td></td><td></td></tr><
78fc0	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77	tr><td><a.href="#set_pull_up_dow
78fe0	6e 22 3e 73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 3c 2f 61 3e 3c 2f 74 64 3e 00 00 00 3f	n">set_pull_up_down</a></td>...?
79000	00 00 00 7b 65 74 73 20 61 20 67 6c 69 74 63 68 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49	...{ets.a.glitch.filter.on.a.GPI
79020	4f 2e 0a 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20	O..<br><br>Level.changes.on.the.
79040	47 50 49 4f 20 61 72 65 20 6e 6f 74 20 72 65 70 6f 72 74 65 64 20 75 6e 6c 65 73 73 20 74 68 65	GPIO.are.not.reported.unless.the
79060	20 6c 65 76 65 6c 0a 68 61 73 20 62 65 65 6e 20 73 74 61 62 6c 65 20 66 6f 72 20 61 74 20 6c 65	.level.has.been.stable.for.at.le
79080	61 73 74 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e	ast.<a.href="#steady">steady</a>
790a0	20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 20 20 54 68 65 0a 6c 65 76 65 6c 20 69 73 20 74 68 65	.microseconds...The.level.is.the
790c0	6e 20 72 65 70 6f 72 74 65 64 2e 20 20 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 66 20 6c 65	n.reported...Level.changes.of.le
790e0	73 73 20 74 68 61 6e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79	ss.than.<a.href="#steady">steady
79100	3c 2f 61 3e 0a 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 72 65 20 69 67 6e 6f 72 65 64 2e 0a 3c	</a>.microseconds.are.ignored..<
79120	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61	br><br><b><small>Parameters</sma
79140	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a 3d	ll></b><br><br><samp>user_gpio:=
79160	26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;0-31<br>&nbsp;&nbsp;&nbsp;
79180	73 74 65 61 64 79 3a 3d 26 6e 62 73 70 3b 30 2d 33 30 30 30 30 30 3c 62 72 3e 3c 2f 73 61 6d 70	steady:=&nbsp;0-300000<br></samp
791a0	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77	><br><br>Returns.0.if.OK,.otherw
791c0	69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 42 41 44 5f	ise.PI_BAD_USER_GPIO,.or.PI_BAD_
791e0	46 49 4c 54 45 52 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 69 6c 74 65 72 20 61 66 66 65	FILTER..<br><br>This.filter.affe
79200	63 74 73 20 74 68 65 20 47 50 49 4f 20 73 61 6d 70 6c 65 73 20 72 65 74 75 72 6e 65 64 20 74 6f	cts.the.GPIO.samples.returned.to
79220	20 63 61 6c 6c 62 61 63 6b 73 20 73 65 74 20 75 70 0a 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22	.callbacks.set.up.with.<a.href="
79240	23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 20 61 6e 64 20 3c 61 20 68	#callback">callback</a>.and.<a.h
79260	72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 22 3e 77 61 69 74 5f 66 6f 72 5f 65 64	ref="#wait_for_edge">wait_for_ed
79280	67 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64 6f 65 73 20 6e 6f 74 20 61 66 66 65	ge</a>..<br><br>It.does.not.affe
792a0	63 74 20 6c 65 76 65 6c 73 20 72 65 61 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64	ct.levels.read.by.<a.href="#read
792c0	22 3e 72 65 61 64 3c 2f 61 3e 2c 0a 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f	">read</a>,.<a.href="#read_bank_
792e0	31 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 31 3c 2f 61 3e 2c 20 6f 72 20 3c 61 20 68 72 65 66 3d 22	1">read_bank_1</a>,.or.<a.href="
79300	23 72 65 61 64 5f 62 61 6e 6b 5f 32 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 32 3c 2f 61 3e 2e 0a 3c	#read_bank_2">read_bank_2</a>..<
79320	62 72 3e 3c 62 72 3e 45 61 63 68 20 28 73 74 61 62 6c 65 29 20 65 64 67 65 20 77 69 6c 6c 20 62	br><br>Each.(stable).edge.will.b
79340	65 20 74 69 6d 65 73 74 61 6d 70 65 64 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e	e.timestamped.<a.href="#steady">
79360	73 74 65 61 64 79 3c 2f 61 3e 0a 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 66 74 65 72 20 69 74	steady</a>.microseconds.after.it
79380	20 77 61 73 20 66 69 72 73 74 20 64 65 74 65 63 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e	.was.first.detected..<br><br><b>
793a0	3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62	<small>Example</small></b><br><b
793c0	72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 28 32 33 2c	r><code>pi.set_glitch_filter(23,
793e0	26 6e 62 73 70 3b 31 30 30 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	&nbsp;100)<br></code><h3><a.name
79400	3d 22 73 65 74 5f 6d 6f 64 65 22 3e 73 65 74 5f 6d 6f 64 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	="set_mode">set_mode<small>(<a.h
79420	72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	ref="#gpio">gpio</a>,.<a.href="#
79440	6d 6f 64 65 22 3e 6d 6f 64 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74	mode">mode</a>)</small></h3>.Set
79460	73 20 74 68 65 20 47 50 49 4f 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	s.the.GPIO.mode..<br><br><b><sma
79480	6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	ll>Parameters</small></b><br><br
794a0	3e 3c 73 61 6d 70 3e 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 35 33 2e 3c 62 72 3e 6d 6f 64 65	><samp>gpio:=&nbsp;0-53.<br>mode
794c0	3a 3d 26 6e 62 73 70 3b 49 4e 50 55 54 2c 26 6e 62 73 70 3b 4f 55 54 50 55 54 2c 26 6e 62 73 70	:=&nbsp;INPUT,&nbsp;OUTPUT,&nbsp
794e0	3b 41 4c 54 30 2c 26 6e 62 73 70 3b 41 4c 54 31 2c 26 6e 62 73 70 3b 41 4c 54 32 2c 26 6e 62 73	;ALT0,&nbsp;ALT1,&nbsp;ALT2,&nbs
79500	70 3b 41 4c 54 33 2c 26 6e 62 73 70 3b 41 4c 54 34 2c 26 6e 62 73 70 3b 41 4c 54 35 2e 3c 62 72	p;ALT3,&nbsp;ALT4,&nbsp;ALT5.<br
79520	3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c	></samp><br><br><b><small>Exampl
79540	65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65	e</small></b><br><br><code>pi.se
79560	74 5f 6d 6f 64 65 28 26 6e 62 73 70 3b 34 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 49 4e 50 55	t_mode(&nbsp;4,&nbsp;pigpio.INPU
79580	54 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 26	T)&nbsp;&nbsp;#&nbsp;GPIO&nbsp;&
795a0	6e 62 73 70 3b 34 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 69 6e 70 75 74 3c 62 72 3e 70 69 2e	nbsp;4&nbsp;as&nbsp;input<br>pi.
795c0	73 65 74 5f 6d 6f 64 65 28 31 37 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 4f 55 54 50 55 54 29	set_mode(17,&nbsp;pigpio.OUTPUT)
795e0	26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 61	&nbsp;#&nbsp;GPIO&nbsp;17&nbsp;a
79600	73 26 6e 62 73 70 3b 6f 75 74 70 75 74 3c 62 72 3e 70 69 2e 73 65 74 5f 6d 6f 64 65 28 32 34 2c	s&nbsp;output<br>pi.set_mode(24,
79620	26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 41 4c 54 32 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;pigpio.ALT2)&nbsp;&nbsp;&n
79640	62 73 70 3b 23 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 32 34 26 6e 62 73 70 3b 61 73 26	bsp;#&nbsp;GPIO&nbsp;24&nbsp;as&
79660	6e 62 73 70 3b 41 4c 54 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	nbsp;ALT2<br></code><h3><a.name=
79680	22 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c	"set_noise_filter">set_noise_fil
796a0	74 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e	ter<small>(<a.href="#user_gpio">
796c0	75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22	user_gpio</a>,.<a.href="#steady"
796e0	3e 73 74 65 61 64 79 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 61 63 74 69 76 65 22 3e 61	>steady</a>,.<a.href="#active">a
79700	63 74 69 76 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 61 20 6e	ctive</a>)</small></h3>.Sets.a.n
79720	6f 69 73 65 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 4c	oise.filter.on.a.GPIO..<br><br>L
79740	65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 61 72 65 20 69 67 6e	evel.changes.on.the.GPIO.are.ign
79760	6f 72 65 64 20 75 6e 74 69 6c 20 61 20 6c 65 76 65 6c 20 77 68 69 63 68 20 68 61 73 0a 62 65 65	ored.until.a.level.which.has.bee
79780	6e 20 73 74 61 62 6c 65 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73	n.stable.for.<a.href="#steady">s
797a0	74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 69 73 20 64 65 74 65 63 74	teady</a>.microseconds.is.detect
797c0	65 64 2e 20 20 4c 65 76 65 6c 0a 63 68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 61	ed...Level.changes.on.the.GPIO.a
797e0	72 65 20 74 68 65 6e 20 72 65 70 6f 72 74 65 64 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 61	re.then.reported.for.<a.href="#a
79800	63 74 69 76 65 22 3e 61 63 74 69 76 65 3c 2f 61 3e 0a 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61	ctive">active</a>.microseconds.a
79820	66 74 65 72 20 77 68 69 63 68 20 74 68 65 20 70 72 6f 63 65 73 73 20 72 65 70 65 61 74 73 2e 0a	fter.which.the.process.repeats..
79840	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d	<br><br><b><small>Parameters</sm
79860	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73 65 72 5f 67 70 69 6f 3a	all></b><br><br><samp>user_gpio:
79880	3d 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	=&nbsp;0-31<br>&nbsp;&nbsp;&nbsp
798a0	3b 73 74 65 61 64 79 3a 3d 26 6e 62 73 70 3b 30 2d 33 30 30 30 30 30 3c 62 72 3e 26 6e 62 73 70	;steady:=&nbsp;0-300000<br>&nbsp
798c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 63 74 69 76 65 3a 3d 26 6e 62 73 70 3b 30 2d 31 30 30	;&nbsp;&nbsp;active:=&nbsp;0-100
798e0	30 30 30 30 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30	0000<br></samp><br><br>Returns.0
79900	20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50	.if.OK,.otherwise.PI_BAD_USER_GP
79920	49 4f 2c 20 6f 72 20 50 49 5f 42 41 44 5f 46 49 4c 54 45 52 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68	IO,.or.PI_BAD_FILTER..<br><br>Th
79940	69 73 20 66 69 6c 74 65 72 20 61 66 66 65 63 74 73 20 74 68 65 20 47 50 49 4f 20 73 61 6d 70 6c	is.filter.affects.the.GPIO.sampl
79960	65 73 20 72 65 74 75 72 6e 65 64 20 74 6f 20 63 61 6c 6c 62 61 63 6b 73 20 73 65 74 20 75 70 0a	es.returned.to.callbacks.set.up.
79980	77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63	with.<a.href="#callback">callbac
799a0	6b 3c 2f 61 3e 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 64 67	k</a>.and.<a.href="#wait_for_edg
799c0	65 22 3e 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74	e">wait_for_edge</a>..<br><br>It
799e0	20 64 6f 65 73 20 6e 6f 74 20 61 66 66 65 63 74 20 6c 65 76 65 6c 73 20 72 65 61 64 20 62 79 20	.does.not.affect.levels.read.by.
79a00	3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 22 3e 72 65 61 64 3c 2f 61 3e 2c 0a 3c 61 20 68 72 65	<a.href="#read">read</a>,.<a.hre
79a20	66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 31 3c 2f 61 3e	f="#read_bank_1">read_bank_1</a>
79a40	2c 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 32 22 3e 72 65 61 64	,.or.<a.href="#read_bank_2">read
79a60	5f 62 61 6e 6b 5f 32 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63 68 61 6e 67	_bank_2</a>..<br><br>Level.chang
79a80	65 73 20 62 65 66 6f 72 65 20 61 6e 64 20 61 66 74 65 72 20 74 68 65 20 61 63 74 69 76 65 20 70	es.before.and.after.the.active.p
79aa0	65 72 69 6f 64 20 6d 61 79 0a 62 65 20 72 65 70 6f 72 74 65 64 2e 20 20 59 6f 75 72 20 73 6f 66	eriod.may.be.reported...Your.sof
79ac0	74 77 61 72 65 20 6d 75 73 74 20 62 65 20 64 65 73 69 67 6e 65 64 20 74 6f 20 63 6f 70 65 20 77	tware.must.be.designed.to.cope.w
79ae0	69 74 68 0a 73 75 63 68 20 72 65 70 6f 72 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	ith.such.reports..<br><br><b><sm
79b00	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
79b20	63 6f 64 65 3e 70 69 2e 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 28 32 33 2c 26 6e 62 73	code>pi.set_noise_filter(23,&nbs
79b40	70 3b 31 30 30 30 2c 26 6e 62 73 70 3b 35 30 30 30 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	p;1000,&nbsp;5000)<br></code><h3
79b60	3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 22 3e 73 65 74 5f	><a.name="set_pad_strength">set_
79b80	70 61 64 5f 73 74 72 65 6e 67 74 68 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 70 61	pad_strength<small>(<a.href="#pa
79ba0	64 22 3e 70 61 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 70 61 64 5f 73 74 72 65 6e 67	d">pad</a>,.<a.href="#pad_streng
79bc0	74 68 22 3e 70 61 64 5f 73 74 72 65 6e 67 74 68 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	th">pad_strength</a>)</small></h
79be0	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 74 73 20 74 68 65 20 70 61 64 20 64 72	3>.This.function.sets.the.pad.dr
79c00	69 76 65 20 73 74 72 65 6e 67 74 68 20 69 6e 20 6d 41 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	ive.strength.in.mA..<br><br><b><
79c20	73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	small>Parameters</small></b><br>
79c40	3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br><samp>&nbsp;&nbsp;&nbsp;&nbs
79c60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
79c80	70 61 64 3a 3d 26 6e 62 73 70 3b 30 2d 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 61	pad:=&nbsp;0-2,&nbsp;the&nbsp;pa
79ca0	64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 65 74 2e 3c 62 72 3e 70 61 64 5f 73 74 72 65 6e	d&nbsp;to&nbsp;set.<br>pad_stren
79cc0	67 74 68 3a 3d 26 6e 62 73 70 3b 31 2d 31 36 26 6e 62 73 70 3b 6d 41 2e 3c 62 72 3e 3c 2f 73 61	gth:=&nbsp;1-16&nbsp;mA.<br></sa
79ce0	6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65	mp><br><br>Returns.0.if.OK,.othe
79d00	72 77 69 73 65 20 50 49 5f 42 41 44 5f 50 41 44 2c 20 6f 72 20 50 49 5f 42 41 44 5f 53 54 52 45	rwise.PI_BAD_PAD,.or.PI_BAD_STRE
79d20	4e 47 54 48 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20	NGTH..<br><br><table.border="1".
79d40	63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e	cellpadding="2".cellspacing="2">
79d60	3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 50 61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c	<tbody><tr><td>Pad</td><td>GPIO<
79d80	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c	/td></tr><tr><td>0</td><td>0-27<
79da0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35	/td></tr><tr><td>1</td><td>28-45
79dc0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35	</td></tr><tr><td>2</td><td>46-5
79de0	33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c	3</td></tr></tbody></table><br><
79e00	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
79e20	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74	<br><br><code>pi.set_pad_strengt
79e40	68 28 32 2c 26 6e 62 73 70 3b 31 34 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 65 74 26 6e 62	h(2,&nbsp;14)&nbsp;#&nbsp;Set&nb
79e60	73 70 3b 70 61 64 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 31 34 26 6e 62	sp;pad&nbsp;2&nbsp;to&nbsp;14&nb
79e80	73 70 3b 6d 41 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65	sp;mA.<br></code><h3><a.name="se
79ea0	74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 22 3e 73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e	t_pull_up_down">set_pull_up_down
79ec0	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e	<small>(<a.href="#gpio">gpio</a>
79ee0	2c 20 3c 61 20 68 72 65 66 3d 22 23 70 75 64 22 3e 70 75 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	,.<a.href="#pud">pud</a>)</small
79f00	3e 3c 2f 68 33 3e 0a 53 65 74 73 20 6f 72 20 63 6c 65 61 72 73 20 74 68 65 20 69 6e 74 65 72 6e	></h3>.Sets.or.clears.the.intern
79f20	61 6c 20 47 50 49 4f 20 70 75 6c 6c 2d 75 70 2f 64 6f 77 6e 20 72 65 73 69 73 74 6f 72 2e 0a 3c	al.GPIO.pull-up/down.resistor..<
79f40	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61	br><br><b><small>Parameters</sma
79f60	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 67 70 69 6f 3a 3d 26 6e 62 73 70	ll></b><br><br><samp>gpio:=&nbsp
79f80	3b 30 2d 35 33 2e 3c 62 72 3e 26 6e 62 73 70 3b 70 75 64 3a 3d 26 6e 62 73 70 3b 50 55 44 5f 55	;0-53.<br>&nbsp;pud:=&nbsp;PUD_U
79fa0	50 2c 26 6e 62 73 70 3b 50 55 44 5f 44 4f 57 4e 2c 26 6e 62 73 70 3b 50 55 44 5f 4f 46 46 2e 3c	P,&nbsp;PUD_DOWN,&nbsp;PUD_OFF.<
79fc0	62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d	br></samp><br><br><b><small>Exam
79fe0	70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e	ple</small></b><br><br><code>pi.
7a000	00 00 00 7c 73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 28 31 37 2c 26 6e 62 73 70 3b 70 69	...|set_pull_up_down(17,&nbsp;pi
7a020	67 70 69 6f 2e 50 55 44 5f 4f 46 46 29 3c 62 72 3e 70 69 2e 73 65 74 5f 70 75 6c 6c 5f 75 70 5f	gpio.PUD_OFF)<br>pi.set_pull_up_
7a040	64 6f 77 6e 28 32 33 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 50 55 44 5f 55 50 29 3c 62 72 3e	down(23,&nbsp;pigpio.PUD_UP)<br>
7a060	70 69 2e 73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 28 32 34 2c 26 6e 62 73 70 3b 70 69 67	pi.set_pull_up_down(24,&nbsp;pig
7a080	70 69 6f 2e 50 55 44 5f 44 4f 57 4e 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	pio.PUD_DOWN)<br></code><h3><a.n
7a0a0	61 6d 65 3d 22 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 22 3e 73 65 74 5f 73	ame="set_servo_pulsewidth">set_s
7a0c0	65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	ervo_pulsewidth<small>(<a.href="
7a0e0	23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72	#user_gpio">user_gpio</a>,.<a.hr
7a100	65 66 3d 22 23 70 75 6c 73 65 77 69 64 74 68 22 3e 70 75 6c 73 65 77 69 64 74 68 3c 2f 61 3e 29	ef="#pulsewidth">pulsewidth</a>)
7a120	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 28 35 30 30 2d 32 35 30 30 29 20	</small></h3>.Starts.(500-2500).
7a140	6f 72 20 73 74 6f 70 73 20 28 30 29 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 74 68 65	or.stops.(0).servo.pulses.on.the
7a160	20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74	.GPIO..<br><br><b><small>Paramet
7a180	65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62	ers</small></b><br><br><samp>&nb
7a1a0	73 70 3b 75 73 65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 70 75 6c	sp;user_gpio:=&nbsp;0-31.<br>pul
7a1c0	73 65 77 69 64 74 68 3a 3d 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 2c 3c 62 72 3e	sewidth:=&nbsp;0&nbsp;(off),<br>
7a1e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
7a200	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
7a220	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 28 6d 6f 73 74 26 6e 62 73	p;&nbsp;&nbsp;500&nbsp;(most&nbs
7a240	70 3b 61 6e 74 69 2d 63 6c 6f 63 6b 77 69 73 65 29 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 32 35	p;anti-clockwise)&nbsp;-&nbsp;25
7a260	30 30 26 6e 62 73 70 3b 28 6d 6f 73 74 26 6e 62 73 70 3b 63 6c 6f 63 6b 77 69 73 65 29 2e 3c 62	00&nbsp;(most&nbsp;clockwise).<b
7a280	72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 6c 65 63 74 65 64 20 70 75	r></samp><br><br>The.selected.pu
7a2a0	6c 73 65 77 69 64 74 68 20 77 69 6c 6c 20 63 6f 6e 74 69 6e 75 65 20 74 6f 20 62 65 20 74 72 61	lsewidth.will.continue.to.be.tra
7a2c0	6e 73 6d 69 74 74 65 64 20 75 6e 74 69 6c 0a 63 68 61 6e 67 65 64 20 62 79 20 61 20 73 75 62 73	nsmitted.until.changed.by.a.subs
7a2e0	65 71 75 65 6e 74 20 63 61 6c 6c 20 74 6f 20 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69	equent.call.to.set_servo_pulsewi
7a300	64 74 68 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 75 6c 73 65 77 69 64 74 68 73 20 73 75 70	dth..<br><br>The.pulsewidths.sup
7a320	70 6f 72 74 65 64 20 62 79 20 73 65 72 76 6f 73 20 76 61 72 69 65 73 20 61 6e 64 20 73 68 6f 75	ported.by.servos.varies.and.shou
7a340	6c 64 20 70 72 6f 62 61 62 6c 79 0a 62 65 20 64 65 74 65 72 6d 69 6e 65 64 20 62 79 20 65 78 70	ld.probably.be.determined.by.exp
7a360	65 72 69 6d 65 6e 74 2e 20 41 20 76 61 6c 75 65 20 6f 66 20 31 35 30 30 20 73 68 6f 75 6c 64 20	eriment..A.value.of.1500.should.
7a380	61 6c 77 61 79 73 20 62 65 0a 73 61 66 65 20 61 6e 64 20 72 65 70 72 65 73 65 6e 74 73 20 74 68	always.be.safe.and.represents.th
7a3a0	65 20 6d 69 64 2d 70 6f 69 6e 74 20 6f 66 20 72 6f 74 61 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72	e.mid-point.of.rotation..<br><br
7a3c0	3e 59 6f 75 20 63 61 6e 20 44 41 4d 41 47 45 20 61 20 73 65 72 76 6f 20 69 66 20 79 6f 75 20 63	>You.can.DAMAGE.a.servo.if.you.c
7a3e0	6f 6d 6d 61 6e 64 20 69 74 20 74 6f 20 6d 6f 76 65 20 62 65 79 6f 6e 64 20 69 74 73 0a 6c 69 6d	ommand.it.to.move.beyond.its.lim
7a400	69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	its..<br><br><b><small>Example</
7a420	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 73	small></b><br><br><code>pi.set_s
7a440	65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 28 31 37 2c 26 6e 62 73 70 3b 30 29 26 6e 62 73 70	ervo_pulsewidth(17,&nbsp;0)&nbsp
7a460	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6f 66 66 3c 62 72	;&nbsp;&nbsp;&nbsp;#&nbsp;off<br
7a480	3e 70 69 2e 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 28 31 37 2c 26 6e 62 73	>pi.set_servo_pulsewidth(17,&nbs
7a4a0	70 3b 31 30 30 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 61 66 65 26 6e 62 73 70 3b 61 6e	p;1000)&nbsp;#&nbsp;safe&nbsp;an
7a4c0	74 69 2d 63 6c 6f 63 6b 77 69 73 65 3c 62 72 3e 70 69 2e 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c	ti-clockwise<br>pi.set_servo_pul
7a4e0	73 65 77 69 64 74 68 28 31 37 2c 26 6e 62 73 70 3b 31 35 30 30 29 26 6e 62 73 70 3b 23 26 6e 62	sewidth(17,&nbsp;1500)&nbsp;#&nb
7a500	73 70 3b 63 65 6e 74 72 65 3c 62 72 3e 70 69 2e 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77	sp;centre<br>pi.set_servo_pulsew
7a520	69 64 74 68 28 31 37 2c 26 6e 62 73 70 3b 32 30 30 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b	idth(17,&nbsp;2000)&nbsp;#&nbsp;
7a540	73 61 66 65 26 6e 62 73 70 3b 63 6c 6f 63 6b 77 69 73 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	safe&nbsp;clockwise<br></code><h
7a560	33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 77 61 74 63 68 64 6f 67 22 3e 73 65 74 5f 77 61 74	3><a.name="set_watchdog">set_wat
7a580	63 68 64 6f 67 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f	chdog<small>(<a.href="#user_gpio
7a5a0	22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 77 64 6f 67 5f	">user_gpio</a>,.<a.href="#wdog_
7a5c0	74 69 6d 65 6f 75 74 22 3e 77 64 6f 67 5f 74 69 6d 65 6f 75 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	timeout">wdog_timeout</a>)</smal
7a5e0	6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 61 20 77 61 74 63 68 64 6f 67 20 74 69 6d 65 6f 75 74 20	l></h3>.Sets.a.watchdog.timeout.
7a600	66 6f 72 20 61 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61	for.a.GPIO..<br><br><b><small>Pa
7a620	72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d	rameters</small></b><br><br><sam
7a640	70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 73 65 72 5f 67 70 69 6f 3a 3d 26	p>&nbsp;&nbsp;&nbsp;user_gpio:=&
7a660	6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 77 64 6f 67 5f 74 69 6d 65 6f 75 74 3a 3d 26 6e 62 73	nbsp;0-31.<br>wdog_timeout:=&nbs
7a680	70 3b 30 2d 36 30 30 30 30 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65	p;0-60000.<br></samp><br><br>The
7a6a0	20 77 61 74 63 68 64 6f 67 20 69 73 20 6e 6f 6d 69 6e 61 6c 6c 79 20 69 6e 20 6d 69 6c 6c 69 73	.watchdog.is.nominally.in.millis
7a6c0	65 63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20 77 61 74 63 68 64 6f	econds..<br><br>Only.one.watchdo
7a6e0	67 20 6d 61 79 20 62 65 20 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 62	g.may.be.registered.per.GPIO..<b
7a700	72 3e 3c 62 72 3e 54 68 65 20 77 61 74 63 68 64 6f 67 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c	r><br>The.watchdog.may.be.cancel
7a720	6c 65 64 20 62 79 20 73 65 74 74 69 6e 67 20 74 69 6d 65 6f 75 74 20 74 6f 20 30 2e 0a 3c 62 72	led.by.setting.timeout.to.0..<br
7a740	3e 3c 62 72 3e 4f 6e 63 65 20 61 20 77 61 74 63 68 64 6f 67 20 68 61 73 20 62 65 65 6e 20 73 74	><br>Once.a.watchdog.has.been.st
7a760	61 72 74 65 64 20 63 61 6c 6c 62 61 63 6b 73 20 66 6f 72 20 74 68 65 20 47 50 49 4f 0a 77 69 6c	arted.callbacks.for.the.GPIO.wil
7a780	6c 20 62 65 20 74 72 69 67 67 65 72 65 64 20 65 76 65 72 79 20 74 69 6d 65 6f 75 74 20 69 6e 74	l.be.triggered.every.timeout.int
7a7a0	65 72 76 61 6c 20 61 66 74 65 72 20 74 68 65 20 6c 61 73 74 0a 47 50 49 4f 20 61 63 74 69 76 69	erval.after.the.last.GPIO.activi
7a7c0	74 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 77 69 6c 6c 20 72 65	ty..<br><br>The.callback.will.re
7a7e0	63 65 69 76 65 20 74 68 65 20 73 70 65 63 69 61 6c 20 6c 65 76 65 6c 20 54 49 4d 45 4f 55 54 2e	ceive.the.special.level.TIMEOUT.
7a800	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	.<br><br><b><small>Example</smal
7a820	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 77 61 74 63 68	l></b><br><br><code>pi.set_watch
7a840	64 6f 67 28 32 33 2c 26 6e 62 73 70 3b 31 30 30 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 31	dog(23,&nbsp;1000)&nbsp;#&nbsp;1
7a860	30 30 30 26 6e 62 73 70 3b 6d 73 26 6e 62 73 70 3b 77 61 74 63 68 64 6f 67 26 6e 62 73 70 3b 6f	000&nbsp;ms&nbsp;watchdog&nbsp;o
7a880	6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 32 33 3c 62 72 3e 70 69 2e 73 65 74 5f 77 61	n&nbsp;GPIO&nbsp;23<br>pi.set_wa
7a8a0	74 63 68 64 6f 67 28 32 33 2c 26 6e 62 73 70 3b 30 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	tchdog(23,&nbsp;0)&nbsp;&nbsp;&n
7a8c0	62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 63 61 6e 63 65 6c 26 6e 62 73 70 3b 77 61 74	bsp;&nbsp;#&nbsp;cancel&nbsp;wat
7a8e0	63 68 64 6f 67 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 32 33 3c	chdog&nbsp;on&nbsp;GPIO&nbsp;23<
7a900	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 68 65 6c 6c 22 3e 73 68	br></code><h3><a.name="shell">sh
7a920	65 6c 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 73 68 65 6c 6c 73 63 72 22 3e 73	ell<small>(<a.href="#shellscr">s
7a940	68 65 6c 6c 73 63 72 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 70 73 74 72 69 6e 67 22 3e	hellscr</a>,.<a.href="#pstring">
7a960	70 73 74 72 69 6e 67 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66	pstring</a>)</small></h3>.This.f
7a980	75 6e 63 74 69 6f 6e 20 75 73 65 73 20 74 68 65 20 73 79 73 74 65 6d 20 63 61 6c 6c 20 74 6f 20	unction.uses.the.system.call.to.
7a9a0	65 78 65 63 75 74 65 20 61 20 73 68 65 6c 6c 20 73 63 72 69 70 74 0a 77 69 74 68 20 74 68 65 20	execute.a.shell.script.with.the.
7a9c0	67 69 76 65 6e 20 73 74 72 69 6e 67 20 61 73 20 69 74 73 20 70 61 72 61 6d 65 74 65 72 2e 0a 3c	given.string.as.its.parameter..<
7a9e0	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61	br><br><b><small>Parameters</sma
7aa00	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 73 68 65 6c 6c 73 63 72 3a 3d 26	ll></b><br><br><samp>shellscr:=&
7aa20	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 61 6d 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b	nbsp;the&nbsp;name&nbsp;of&nbsp;
7aa40	74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 2c 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b	the&nbsp;script,&nbsp;only&nbsp;
7aa60	61 6c 70 68 61 6e 75 6d 65 72 69 63 73 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	alphanumerics,<br>&nbsp;&nbsp;&n
7aa80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
7aaa0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
7aac0	26 6e 62 73 70 3b 27 2d 27 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 27 5f 27 26 6e 62 73 70	&nbsp;'-'&nbsp;and&nbsp;'_'&nbsp
7aae0	3b 61 72 65 26 6e 62 73 70 3b 61 6c 6c 6f 77 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 74	;are&nbsp;allowed&nbsp;in&nbsp;t
7ab00	68 65 26 6e 62 73 70 3b 6e 61 6d 65 3c 62 72 3e 70 73 74 72 69 6e 67 26 6e 62 73 70 3b 3a 3d 26	he&nbsp;name<br>pstring&nbsp;:=&
7ab20	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 26 6e 62 73 70 3b 73 74 72	nbsp;the&nbsp;parameter&nbsp;str
7ab40	69 6e 67 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70 3b 74 6f 26 6e 62	ing&nbsp;to&nbsp;pass&nbsp;to&nb
7ab60	73 70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72	sp;the&nbsp;script<br></samp><br
7ab80	3e 3c 62 72 3e 54 68 65 20 65 78 69 74 20 73 74 61 74 75 73 20 6f 66 20 74 68 65 20 73 79 73 74	><br>The.exit.status.of.the.syst
7aba0	65 6d 20 63 61 6c 6c 20 69 73 20 72 65 74 75 72 6e 65 64 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72	em.call.is.returned.if.OK,.other
7abc0	77 69 73 65 20 50 49 5f 42 41 44 5f 53 48 45 4c 4c 5f 53 54 41 54 55 53 2e 0a 3c 62 72 3e 3c 62	wise.PI_BAD_SHELL_STATUS..<br><b
7abe0	72 3e 3c 61 20 68 72 65 66 3d 22 23 73 68 65 6c 6c 73 63 72 22 3e 73 68 65 6c 6c 73 63 72 3c 2f	r><a.href="#shellscr">shellscr</
7ac00	61 3e 20 6d 75 73 74 20 65 78 69 73 74 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 63 67 69	a>.must.exist.in./opt/pigpio/cgi
7ac20	20 61 6e 64 20 6d 75 73 74 20 62 65 20 65 78 65 63 75 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72	.and.must.be.executable..<br><br
7ac40	3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 65 78 69 74 20 73 74 61 74 75 73 20 69 73 20 6e 6f 72	>The.returned.exit.status.is.nor
7ac60	6d 61 6c 6c 79 20 32 35 36 20 74 69 6d 65 73 20 74 68 61 74 20 73 65 74 20 62 79 0a 74 68 65 20	mally.256.times.that.set.by.the.
7ac80	73 68 65 6c 6c 20 73 63 72 69 70 74 20 65 78 69 74 20 66 75 6e 63 74 69 6f 6e 2e 20 20 49 66 20	shell.script.exit.function...If.
7aca0	74 68 65 20 73 63 72 69 70 74 20 63 61 6e 27 74 20 62 65 0a 66 6f 75 6e 64 20 33 32 35 31 32 20	the.script.can't.be.found.32512.
7acc0	77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f	will.be.returned..<br><br>The.fo
7ace0	6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 20 67 69 76 65 73 20 73 6f 6d 65 20 65 78 61 6d 70 6c 65	llowing.table.gives.some.example
7ad00	20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75 73 65 73 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62	.returned.statuses:.<br><br><tab
7ad20	6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65	le.border="1".cellpadding="2".ce
7ad40	6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 53 63 72	llspacing="2"><tbody><tr><td>Scr
7ad60	69 70 74 20 65 78 69 74 20 73 74 61 74 75 73 3c 2f 74 64 3e 3c 74 64 3e 52 65 74 75 72 6e 65 64	ipt.exit.status</td><td>Returned
7ad80	20 73 79 73 74 65 6d 20 63 61 6c 6c 20 73 74 61 74 75 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	.system.call.status</td></tr><tr
7ada0	3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 35 36 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	><td>1</td><td>256</td></tr><tr>
7adc0	3c 74 64 3e 35 3c 2f 74 64 3e 3c 74 64 3e 31 32 38 30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	<td>5</td><td>1280</td></tr><tr>
7ade0	3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 32 35 36 30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	<td>10</td><td>2560</td></tr><tr
7ae00	3e 3c 74 64 3e 32 30 30 3c 2f 74 64 3e 3c 74 64 3e 35 31 32 30 30 3c 2f 74 64 3e 3c 2f 74 72 3e	><td>200</td><td>51200</td></tr>
7ae20	3c 74 72 3e 3c 74 64 3e 73 63 72 69 70 74 20 6e 6f 74 20 66 6f 75 6e 64 3c 2f 74 64 3e 3c 74 64	<tr><td>script.not.found</td><td
7ae40	3e 33 32 35 31 32 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e	>32512</td></tr></tbody></table>
7ae60	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
7ae80	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 2f 2f 26 6e 62 73 70 3b 70 61 73 73 26	></b><br><br><code>//&nbsp;pass&
7aea0	6e 62 73 70 3b 74 77 6f 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 2c 26 6e 62 73 70 3b 68	nbsp;two&nbsp;parameters,&nbsp;h
7aec0	65 6c 6c 6f 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 77 6f 72 6c 64 3c 62 72 3e 73 74 61 74	ello&nbsp;and&nbsp;world<br>stat
7aee0	75 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 68 65 6c 6c 28 22 73 63 72 31 22 2c 26	us&nbsp;=&nbsp;pi.shell("scr1",&
7af00	6e 62 73 70 3b 22 68 65 6c 6c 6f 26 6e 62 73 70 3b 77 6f 72 6c 64 22 29 3b 3c 62 72 3e 3c 62 72	nbsp;"hello&nbsp;world");<br><br
7af20	3e 2f 2f 26 6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70 3b 74 68 72 65 65 26 6e 62 73 70 3b 70 61	>//&nbsp;pass&nbsp;three&nbsp;pa
7af40	72 61 6d 65 74 65 72 73 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f 2c 26 6e 62 73 70 3b 73 74 72 69 6e	rameters,&nbsp;hello,&nbsp;strin
7af60	67 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 2c 26 6e 62 73 70 3b 61 6e	g&nbsp;with&nbsp;spaces,&nbsp;an
7af80	64 26 6e 62 73 70 3b 77 6f 72 6c 64 3c 62 72 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62	d&nbsp;world<br>status&nbsp;=&nb
7afa0	73 70 3b 70 69 2e 73 68 65 6c 6c 28 22 73 63 72 31 22 2c 26 6e 62 73 70 3b 22 68 65 6c 6c 6f 26	sp;pi.shell("scr1",&nbsp;"hello&
7afc0	6e 62 73 70 3b 27 73 74 72 69 6e 67 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63	nbsp;'string&nbsp;with&nbsp;spac
7afe0	65 73 27 26 6e 62 73 70 3b 77 6f 72 6c 64 22 29 3b 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73 70	es'&nbsp;world");<br><br>//&nbsp
7b000	00 00 00 7d 3b 70 61 73 73 26 6e 62 73 70 3b 6f 6e 65 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65	...};pass&nbsp;one&nbsp;paramete
7b020	72 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f 26 6e 62 73 70 3b 73 74 72 69 6e 67 26 6e 62 73 70 3b 77	r,&nbsp;hello&nbsp;string&nbsp;w
7b040	69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 26 6e 62 73 70 3b 77 6f 72 6c 64 3c 62 72 3e 73 74	ith&nbsp;spaces&nbsp;world<br>st
7b060	61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 68 65 6c 6c 28 22 73 63 72 31 22	atus&nbsp;=&nbsp;pi.shell("scr1"
7b080	2c 26 6e 62 73 70 3b 22 5c 22 68 65 6c 6c 6f 26 6e 62 73 70 3b 73 74 72 69 6e 67 26 6e 62 73 70	,&nbsp;"\"hello&nbsp;string&nbsp
7b0a0	3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 26 6e 62 73 70 3b 77 6f 72 6c 64 5c 22 22 29	;with&nbsp;spaces&nbsp;world\"")
7b0c0	3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 5f 63 6c 6f	;<br></code><h3><a.name="spi_clo
7b0e0	73 65 22 3e 73 70 69 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68	se">spi_close<small>(<a.href="#h
7b100	61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	andle">handle</a>)</small></h3>.
7b120	43 6c 6f 73 65 73 20 74 68 65 20 53 50 49 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64	Closes.the.SPI.device.associated
7b140	20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	.with.handle..<br><br><b><small>
7b160	50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73	Parameters</small></b><br><br><s
7b180	61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61	amp>handle:=&nbsp;&gt;=0&nbsp;(a
7b1a0	73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e	s&nbsp;returned&nbsp;by&nbsp;a&n
7b1c0	62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	bsp;prior&nbsp;call&nbsp;to&nbsp
7b1e0	3b 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61	;<a.href="#spi_open">spi_open</a
7b200	3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	>).<br></samp><br><br><b><small>
7b220	45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	Example</small></b><br><br><code
7b240	3e 70 69 2e 73 70 69 5f 63 6c 6f 73 65 28 68 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c	>pi.spi_close(h)<br></code><h3><
7b260	61 20 6e 61 6d 65 3d 22 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 73 6d 61 6c 6c	a.name="spi_open">spi_open<small
7b280	3e 28 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 63 68 61 6e 6e 65 6c 22 3e 73 70 69 5f 63 68 61	>(<a.href="#spi_channel">spi_cha
7b2a0	6e 6e 65 6c 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f	nnel</a>,.<a.href="#baud">baud</
7b2c0	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 66 6c 61 67 73 22 3e 73 70 69 5f 66 6c 61	a>,.<a.href="#spi_flags">spi_fla
7b2e0	67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 61 20 68	gs</a>)</small></h3>.Returns.a.h
7b300	61 6e 64 6c 65 20 66 6f 72 20 74 68 65 20 53 50 49 20 64 65 76 69 63 65 20 6f 6e 20 74 68 65 20	andle.for.the.SPI.device.on.the.
7b320	63 68 61 6e 6e 65 6c 2e 20 20 44 61 74 61 0a 77 69 6c 6c 20 62 65 20 74 72 61 6e 73 66 65 72 72	channel...Data.will.be.transferr
7b340	65 64 20 61 74 20 62 61 75 64 20 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 20 20 54 68 65	ed.at.baud.bits.per.second...The
7b360	20 66 6c 61 67 73 0a 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 6d 6f 64 69 66 79 20 74 68 65	.flags.may.be.used.to.modify.the
7b380	20 64 65 66 61 75 6c 74 20 62 65 68 61 76 69 6f 75 72 20 6f 66 20 34 2d 77 69 72 65 0a 6f 70 65	.default.behaviour.of.4-wire.ope
7b3a0	72 61 74 69 6f 6e 2c 20 6d 6f 64 65 20 30 2c 20 61 63 74 69 76 65 20 6c 6f 77 20 63 68 69 70 20	ration,.mode.0,.active.low.chip.
7b3c0	73 65 6c 65 63 74 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 50 69 20 68 61 73 20 74 77 6f 20 53	select..<br><br>The.Pi.has.two.S
7b3e0	50 49 20 70 65 72 69 70 68 65 72 61 6c 73 3a 20 6d 61 69 6e 20 61 6e 64 20 61 75 78 69 6c 69 61	PI.peripherals:.main.and.auxilia
7b400	72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 61 69 6e 20 53 50 49 20 68 61 73 20 74 77 6f	ry..<br><br>The.main.SPI.has.two
7b420	20 63 68 69 70 20 73 65 6c 65 63 74 73 20 28 63 68 61 6e 6e 65 6c 73 29 2c 20 74 68 65 20 61 75	.chip.selects.(channels),.the.au
7b440	78 69 6c 69 61 72 79 0a 68 61 73 20 74 68 72 65 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61	xiliary.has.three..<br><br>The.a
7b460	75 78 69 6c 69 61 72 79 20 53 50 49 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 61 6c 6c	uxiliary.SPI.is.available.on.all
7b480	20 6d 6f 64 65 6c 73 20 62 75 74 20 74 68 65 20 41 20 61 6e 64 20 42 2e 0a 3c 62 72 3e 3c 62 72	.models.but.the.A.and.B..<br><br
7b4a0	3e 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 61 72 65 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20	>The.GPIO.used.are.given.in.the.
7b4c0	66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20	following.table..<br><br><table.
7b4e0	62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73	border="1".cellpadding="2".cells
7b500	70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	pacing="2"><tbody><tr><td></td><
7b520	74 64 3e 4d 49 53 4f 3c 2f 74 64 3e 3c 74 64 3e 4d 4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c	td>MISO</td><td>MOSI</td><td>SCL
7b540	4b 3c 2f 74 64 3e 3c 74 64 3e 43 45 30 3c 2f 74 64 3e 3c 74 64 3e 43 45 31 3c 2f 74 64 3e 3c 74	K</td><td>CE0</td><td>CE1</td><t
7b560	64 3e 43 45 32 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4d 61 69 6e 20 53 50 49 3c	d>CE2</td></tr><tr><td>Main.SPI<
7b580	2f 74 64 3e 3c 74 64 3e 39 3c 2f 74 64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c	/td><td>9</td><td>10</td><td>11<
7b5a0	2f 74 64 3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c 74 64 3e 37 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74	/td><td>8</td><td>7</td><td>-</t
7b5c0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 75 78 20 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 31	d></tr><tr><td>Aux.SPI</td><td>1
7b5e0	39 3c 2f 74 64 3e 3c 74 64 3e 32 30 3c 2f 74 64 3e 3c 74 64 3e 32 31 3c 2f 74 64 3e 3c 74 64 3e	9</td><td>20</td><td>21</td><td>
7b600	31 38 3c 2f 74 64 3e 3c 74 64 3e 31 37 3c 2f 74 64 3e 3c 74 64 3e 31 36 3c 2f 74 64 3e 3c 2f 74	18</td><td>17</td><td>16</td></t
7b620	72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	r></tbody></table><br><br><b><sm
7b640	61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62	all>Parameters</small></b><br><b
7b660	72 3e 3c 73 61 6d 70 3e 73 70 69 5f 63 68 61 6e 6e 65 6c 3a 3d 26 6e 62 73 70 3b 30 2d 31 26 6e	r><samp>spi_channel:=&nbsp;0-1&n
7b680	62 73 70 3b 28 30 2d 32 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	bsp;(0-2&nbsp;for&nbsp;the&nbsp;
7b6a0	61 75 78 69 6c 69 61 72 79 26 6e 62 73 70 3b 53 50 49 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	auxiliary&nbsp;SPI).<br>&nbsp;&n
7b6c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
7b6e0	70 3b 62 61 75 64 3a 3d 26 6e 62 73 70 3b 33 32 4b 2d 31 32 35 4d 26 6e 62 73 70 3b 28 76 61 6c	p;baud:=&nbsp;32K-125M&nbsp;(val
7b700	75 65 73 26 6e 62 73 70 3b 61 62 6f 76 65 26 6e 62 73 70 3b 33 30 4d 26 6e 62 73 70 3b 61 72 65	ues&nbsp;above&nbsp;30M&nbsp;are
7b720	26 6e 62 73 70 3b 75 6e 6c 69 6b 65 6c 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 6f 72 6b	&nbsp;unlikely&nbsp;to&nbsp;work
7b740	29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 70 69 5f 66 6c 61 67 73 3a 3d 26 6e 62	).<br>&nbsp;&nbsp;spi_flags:=&nb
7b760	73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72	sp;see&nbsp;below.<br></samp><br
7b780	3e 3c 62 72 3e 73 70 69 5f 66 6c 61 67 73 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 74 68 65 20 6c	><br>spi_flags.consists.of.the.l
7b7a0	65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 32 32 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62	east.significant.22.bits..<br><b
7b7c0	72 3e 3c 63 6f 64 65 3e 32 31 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b	r><code>21&nbsp;20&nbsp;19&nbsp;
7b7e0	31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b	18&nbsp;17&nbsp;16&nbsp;15&nbsp;
7b800	31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b	14&nbsp;13&nbsp;12&nbsp;11&nbsp;
7b820	31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73	10&nbsp;&nbsp;9&nbsp;&nbsp;8&nbs
7b840	70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;7&nbsp;&nbsp;6&nbsp;&nbs
7b860	70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62	p;5&nbsp;&nbsp;4&nbsp;&nbsp;3&nb
7b880	73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;2&nbsp;&nbsp;1&nbsp;&nb
7b8a0	73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73	sp;0<br>&nbsp;b&nbsp;&nbsp;b&nbs
7b8c0	70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;b&nbsp;&nbsp;b&nbsp;&nbs
7b8e0	70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62	p;b&nbsp;&nbsp;b&nbsp;&nbsp;R&nb
7b900	73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;T&nbsp;&nbsp;n&nbsp;&nb
7b920	73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e	sp;n&nbsp;&nbsp;n&nbsp;&nbsp;n&n
7b940	62 73 70 3b 26 6e 62 73 70 3b 57 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 75 32	bsp;&nbsp;W&nbsp;&nbsp;A&nbsp;u2
7b960	26 6e 62 73 70 3b 75 31 26 6e 62 73 70 3b 75 30 26 6e 62 73 70 3b 70 32 26 6e 62 73 70 3b 70 31	&nbsp;u1&nbsp;u0&nbsp;p2&nbsp;p1
7b980	26 6e 62 73 70 3b 70 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;p0&nbsp;&nbsp;m&nbsp;&nbsp
7b9a0	3b 6d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 6d 6d 20 64 65 66 69 6e 65 73 20	;m<br></code><br><br>mm.defines.
7b9c0	74 68 65 20 53 50 49 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 57 41 52 4e 49 4e 47 3a 20 6d	the.SPI.mode..<br><br>WARNING:.m
7b9e0	6f 64 65 73 20 31 20 61 6e 64 20 33 20 64 6f 20 6e 6f 74 20 61 70 70 65 61 72 20 74 6f 20 77 6f	odes.1.and.3.do.not.appear.to.wo
7ba00	72 6b 20 6f 6e 0a 74 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49 2e 0a 3c 62 72 3e 3c 62 72	rk.on.the.auxiliary.SPI..<br><br
7ba20	3e 3c 63 6f 64 65 3e 4d 6f 64 65 26 6e 62 73 70 3b 50 4f 4c 26 6e 62 73 70 3b 50 48 41 3c 62 72	><code>Mode&nbsp;POL&nbsp;PHA<br
7ba40	3e 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	>&nbsp;0&nbsp;&nbsp;&nbsp;&nbsp;
7ba60	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 31 26	0&nbsp;&nbsp;&nbsp;0<br>&nbsp;1&
7ba80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;&nbsp;&nbsp;0&nbsp;&n
7baa0	62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;1<br>&nbsp;2&nbsp;&nbs
7bac0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;&nbsp;1&nbsp;&nbsp;&nbsp
7bae0	3b 30 3c 62 72 3e 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;0<br>&nbsp;3&nbsp;&nbsp;&nbsp;&
7bb00	6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63	nbsp;1&nbsp;&nbsp;&nbsp;1<br></c
7bb20	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 70 78 20 69 73 20 30 20 69 66 20 43 45 78 20 69 73 20 61 63	ode><br><br>px.is.0.if.CEx.is.ac
7bb40	74 69 76 65 20 6c 6f 77 20 28 64 65 66 61 75 6c 74 29 20 61 6e 64 20 31 20 66 6f 72 20 61 63 74	tive.low.(default).and.1.for.act
7bb60	69 76 65 20 68 69 67 68 2e 0a 3c 62 72 3e 3c 62 72 3e 75 78 20 69 73 20 30 20 69 66 20 74 68 65	ive.high..<br><br>ux.is.0.if.the
7bb80	20 43 45 78 20 47 50 49 4f 20 69 73 20 72 65 73 65 72 76 65 64 20 66 6f 72 20 53 50 49 20 28 64	.CEx.GPIO.is.reserved.for.SPI.(d
7bba0	65 66 61 75 6c 74 29 0a 61 6e 64 20 31 20 6f 74 68 65 72 77 69 73 65 2e 0a 3c 62 72 3e 3c 62 72	efault).and.1.otherwise..<br><br
7bbc0	3e 41 20 69 73 20 30 20 66 6f 72 20 74 68 65 20 6d 61 69 6e 20 53 50 49 2c 20 31 20 66 6f 72 20	>A.is.0.for.the.main.SPI,.1.for.
7bbe0	74 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49 2e 0a 3c 62 72 3e 3c 62 72 3e 57 20 69 73 20	the.auxiliary.SPI..<br><br>W.is.
7bc00	30 20 69 66 20 74 68 65 20 64 65 76 69 63 65 20 69 73 20 6e 6f 74 20 33 2d 77 69 72 65 2c 20 31	0.if.the.device.is.not.3-wire,.1
7bc20	20 69 66 20 74 68 65 20 64 65 76 69 63 65 20 69 73 20 33 2d 77 69 72 65 2e 0a 4d 61 69 6e 20 53	.if.the.device.is.3-wire..Main.S
7bc40	50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 6e 6e 6e 6e 20 64 65 66 69 6e 65 73 20 74 68	PI.only..<br><br>nnnn.defines.th
7bc60	65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 28 30 2d 31 35 29 20 74 6f 20 77 72 69 74	e.number.of.bytes.(0-15).to.writ
7bc80	65 20 62 65 66 6f 72 65 0a 73 77 69 74 63 68 69 6e 67 20 74 68 65 20 4d 4f 53 49 20 6c 69 6e 65	e.before.switching.the.MOSI.line
7bca0	20 74 6f 20 4d 49 53 4f 20 74 6f 20 72 65 61 64 20 64 61 74 61 2e 20 20 54 68 69 73 20 66 69 65	.to.MISO.to.read.data...This.fie
7bcc0	6c 64 0a 69 73 20 69 67 6e 6f 72 65 64 20 69 66 20 57 20 69 73 20 6e 6f 74 20 73 65 74 2e 20 20	ld.is.ignored.if.W.is.not.set...
7bce0	4d 61 69 6e 20 53 50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 20 69 73 20 31 20 69 66	Main.SPI.only..<br><br>T.is.1.if
7bd00	20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 74 72	.the.least.significant.bit.is.tr
7bd20	61 6e 73 6d 69 74 74 65 64 20 6f 6e 20 4d 4f 53 49 0a 66 69 72 73 74 2c 20 74 68 65 20 64 65 66	ansmitted.on.MOSI.first,.the.def
7bd40	61 75 6c 74 20 28 30 29 20 73 68 69 66 74 73 20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69	ault.(0).shifts.the.most.signifi
7bd60	63 61 6e 74 20 62 69 74 20 6f 75 74 0a 66 69 72 73 74 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53	cant.bit.out.first...Auxiliary.S
7bd80	50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 52 20 69 73 20 31 20 69 66 20 74 68 65 20 6c	PI.only..<br><br>R.is.1.if.the.l
7bda0	65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 72 65 63 65 69 76 65 64	east.significant.bit.is.received
7bdc0	20 6f 6e 20 4d 49 53 4f 0a 66 69 72 73 74 2c 20 74 68 65 20 64 65 66 61 75 6c 74 20 28 30 29 20	.on.MISO.first,.the.default.(0).
7bde0	72 65 63 65 69 76 65 73 20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69	receives.the.most.significant.bi
7be00	74 0a 66 69 72 73 74 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53 50 49 20 6f 6e 6c 79 2e 0a 3c 62	t.first...Auxiliary.SPI.only..<b
7be20	72 3e 3c 62 72 3e 62 62 62 62 62 62 20 64 65 66 69 6e 65 73 20 74 68 65 20 77 6f 72 64 20 73 69	r><br>bbbbbb.defines.the.word.si
7be40	7a 65 20 69 6e 20 62 69 74 73 20 28 30 2d 33 32 29 2e 20 20 54 68 65 20 64 65 66 61 75 6c 74 20	ze.in.bits.(0-32)...The.default.
7be60	28 30 29 0a 73 65 74 73 20 38 20 62 69 74 73 20 70 65 72 20 77 6f 72 64 2e 20 20 41 75 78 69 6c	(0).sets.8.bits.per.word...Auxil
7be80	69 61 72 79 20 53 50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 3c 61 20 68 72	iary.SPI.only..<br><br>The.<a.hr
7bea0	65 66 3d 22 23 73 70 69 5f 72 65 61 64 22 3e 73 70 69 5f 72 65 61 64 3c 2f 61 3e 2c 20 3c 61 20	ef="#spi_read">spi_read</a>,.<a.
7bec0	68 72 65 66 3d 22 23 73 70 69 5f 77 72 69 74 65 22 3e 73 70 69 5f 77 72 69 74 65 3c 2f 61 3e 2c	href="#spi_write">spi_write</a>,
7bee0	20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 78 66 65 72 22 3e 73 70 69 5f 78 66 65	.and.<a.href="#spi_xfer">spi_xfe
7bf00	72 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 0a 74 72 61 6e 73 66 65 72 20 64 61 74 61 20 70 61	r</a>.functions.transfer.data.pa
7bf20	63 6b 65 64 20 69 6e 74 6f 20 31 2c 20 32 2c 20 6f 72 20 34 20 62 79 74 65 73 20 61 63 63 6f 72	cked.into.1,.2,.or.4.bytes.accor
7bf40	64 69 6e 67 20 74 6f 0a 74 68 65 20 77 6f 72 64 20 73 69 7a 65 20 69 6e 20 62 69 74 73 2e 0a 3c	ding.to.the.word.size.in.bits..<
7bf60	62 72 3e 3c 62 72 3e 46 6f 72 20 62 69 74 73 20 31 2d 38 20 74 68 65 72 65 20 77 69 6c 6c 20 62	br><br>For.bits.1-8.there.will.b
7bf80	65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 46 6f 72 20 62 69	e.one.byte.per.character..For.bi
7bfa0	74 73 20 39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 74 77 6f 20 62 79 74 65 73 20	ts.9-16.there.will.be.two.bytes.
7bfc0	70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 46 6f 72 20 62 69 74 73 20 31 37 2d 33 32 20 74 68	per.character..For.bits.17-32.th
7bfe0	65 72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61	ere.will.be.four.bytes.per.chara
7c000	00 00 00 7e 63 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 4d 75 6c 74 69 2d 62 79 74 65 20 74 72 61	...~cter..<br><br>Multi-byte.tra
7c020	6e 73 66 65 72 73 20 61 72 65 20 6d 61 64 65 20 69 6e 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69	nsfers.are.made.in.least.signifi
7c040	63 61 6e 74 20 62 79 74 65 0a 66 69 72 73 74 20 6f 72 64 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 45	cant.byte.first.order..<br><br>E
7c060	2e 67 2e 20 74 6f 20 74 72 61 6e 73 66 65 72 20 33 32 20 31 31 2d 62 69 74 20 77 6f 72 64 73 20	.g..to.transfer.32.11-bit.words.
7c080	64 61 74 61 20 73 68 6f 75 6c 64 0a 63 6f 6e 74 61 69 6e 20 36 34 20 62 79 74 65 73 2e 0a 3c 62	data.should.contain.64.bytes..<b
7c0a0	72 3e 3c 62 72 3e 45 2e 67 2e 20 74 6f 20 74 72 61 6e 73 66 65 72 20 74 68 65 20 31 34 20 62 69	r><br>E.g..to.transfer.the.14.bi
7c0c0	74 20 76 61 6c 75 65 20 30 78 31 41 42 43 20 73 65 6e 64 20 74 68 65 0a 62 79 74 65 73 20 30 78	t.value.0x1ABC.send.the.bytes.0x
7c0e0	42 43 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 30 78 31 41 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	BC.followed.by.0x1A..<br><br>The
7c100	20 6f 74 68 65 72 20 62 69 74 73 20 69 6e 20 66 6c 61 67 73 20 73 68 6f 75 6c 64 20 62 65 20 73	.other.bits.in.flags.should.be.s
7c120	65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	et.to.zero..<br><br><b><small>Ex
7c140	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23	ample</small></b><br><br><code>#
7c160	26 6e 62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 53 50 49 26 6e 62 73 70 3b 64 65 76 69 63 65 26	&nbsp;open&nbsp;SPI&nbsp;device&
7c180	6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70	nbsp;on&nbsp;channel&nbsp;1&nbsp
7c1a0	3b 69 6e 26 6e 62 73 70 3b 6d 6f 64 65 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 61 74 26 6e 62 73	;in&nbsp;mode&nbsp;3&nbsp;at&nbs
7c1c0	70 3b 35 30 30 30 30 26 6e 62 73 70 3b 62 69 74 73 26 6e 62 73 70 3b 70 65 72 26 6e 62 73 70 3b	p;50000&nbsp;bits&nbsp;per&nbsp;
7c1e0	73 65 63 6f 6e 64 3c 62 72 3e 3c 62 72 3e 68 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73	second<br><br>h&nbsp;=&nbsp;pi.s
7c200	70 69 5f 6f 70 65 6e 28 31 2c 26 6e 62 73 70 3b 35 30 30 30 30 2c 26 6e 62 73 70 3b 33 29 3c 62	pi_open(1,&nbsp;50000,&nbsp;3)<b
7c220	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 5f 72 65 61 64 22 3e	r></code><h3><a.name="spi_read">
7c240	73 70 69 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65	spi_read<small>(<a.href="#handle
7c260	22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63	">handle</a>,.<a.href="#count">c
7c280	6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 73 20 63 6f 75	ount</a>)</small></h3>.Reads.cou
7c2a0	6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 53 50 49 20 64 65 76 69 63 65 20 61 73 73	nt.bytes.from.the.SPI.device.ass
7c2c0	6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e	ociated.with.handle..<br><br><b>
7c2e0	3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<small>Parameters</small></b><br
7c300	3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26	><br><samp>handle:=&nbsp;&gt;=0&
7c320	6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	nbsp;(as&nbsp;returned&nbsp;by&n
7c340	62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b	bsp;a&nbsp;prior&nbsp;call&nbsp;
7c360	74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f	to&nbsp;<a.href="#spi_open">spi_
7c380	6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 3d 26 6e 62 73 70	open</a>).<br>&nbsp;count:=&nbsp
7c3a0	3b 26 67 74 3b 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73	;&gt;0,&nbsp;the&nbsp;number&nbs
7c3c0	70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61	p;of&nbsp;bytes&nbsp;to&nbsp;rea
7c3e0	64 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65	d.<br></samp><br><br>The.returne
7c400	64 20 76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72	d.value.is.a.tuple.of.the.number
7c420	20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 61 6e 64 20 61 0a 62 79 74 65 61 72 72 61 79 20 63	.of.bytes.read.and.a.bytearray.c
7c440	6f 6e 74 61 69 6e 69 6e 67 20 74 68 65 20 62 79 74 65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77	ontaining.the.bytes...If.there.w
7c460	61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20	as.an.error.the.number.of.bytes.
7c480	72 65 61 64 20 77 69 6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64	read.will.be.less.than.zero.(and
7c4a0	20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 0a 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c	.will.contain.the.error.code)..<
7c4c0	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e	br><br><b><small>Example</small>
7c4e0	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 28 62 2c 26 6e 62 73 70 3b 64 29 26 6e 62	</b><br><br><code>(b,&nbsp;d)&nb
7c500	73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 70 69 5f 72 65 61 64 28 68 2c 26 6e 62 73 70 3b 36 30	sp;=&nbsp;pi.spi_read(h,&nbsp;60
7c520	29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 30 26 6e 62 73 70 3b	)&nbsp;#&nbsp;read&nbsp;60&nbsp;
7c540	62 79 74 65 73 26 6e 62 73 70 3b 66 72 6f 6d 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70	bytes&nbsp;from&nbsp;device&nbsp
7c560	3b 68 3c 62 72 3e 69 66 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 36 30 3a	;h<br>if&nbsp;b&nbsp;==&nbsp;60:
7c580	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 70 72 6f	<br>&nbsp;&nbsp;&nbsp;#&nbsp;pro
7c5a0	63 65 73 73 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 65 6c 73 65	cess&nbsp;read&nbsp;data<br>else
7c5c0	3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 65 72	:<br>&nbsp;&nbsp;&nbsp;#&nbsp;er
7c5e0	72 6f 72 26 6e 62 73 70 3b 70 61 74 68 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	ror&nbsp;path<br></code><h3><a.n
7c600	61 6d 65 3d 22 73 70 69 5f 77 72 69 74 65 22 3e 73 70 69 5f 77 72 69 74 65 3c 73 6d 61 6c 6c 3e	ame="spi_write">spi_write<small>
7c620	28 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c	(<a.href="#handle">handle</a>,.<
7c640	61 20 68 72 65 66 3d 22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	a.href="#data">data</a>)</small>
7c660	3c 2f 68 33 3e 0a 57 72 69 74 65 73 20 74 68 65 20 64 61 74 61 20 62 79 74 65 73 20 74 6f 20 74	</h3>.Writes.the.data.bytes.to.t
7c680	68 65 20 53 50 49 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61	he.SPI.device.associated.with.ha
7c6a0	6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65	ndle..<br><br><b><small>Paramete
7c6c0	72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 68 61 6e 64	rs</small></b><br><br><samp>hand
7c6e0	6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72	le:=&nbsp;&gt;=0&nbsp;(as&nbsp;r
7c700	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f	eturned&nbsp;by&nbsp;a&nbsp;prio
7c720	72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	r&nbsp;call&nbsp;to&nbsp;<a.href
7c740	3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26	="#spi_open">spi_open</a>).<br>&
7c760	6e 62 73 70 3b 26 6e 62 73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	nbsp;&nbsp;data:=&nbsp;the&nbsp;
7c780	62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 73	bytes&nbsp;to&nbsp;write.<br></s
7c7a0	61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73	amp><br><br><b><small>Example</s
7c7c0	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 70 69 5f 77 72	mall></b><br><br><code>pi.spi_wr
7c7e0	69 74 65 28 30 2c 26 6e 62 73 70 3b 62 27 5c 78 30 32 5c 78 63 30 5c 78 38 30 27 29 26 6e 62 73	ite(0,&nbsp;b'\x02\xc0\x80')&nbs
7c800	70 3b 23 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 62 79 74 65 73	p;#&nbsp;write&nbsp;3&nbsp;bytes
7c820	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 30 3c 62 72 3e 3c	&nbsp;to&nbsp;device&nbsp;0<br><
7c840	62 72 3e 70 69 2e 73 70 69 5f 77 72 69 74 65 28 30 2c 26 6e 62 73 70 3b 62 27 64 65 66 67 68 27	br>pi.spi_write(0,&nbsp;b'defgh'
7c860	29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
7c880	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62	nbsp;&nbsp;&nbsp;#&nbsp;write&nb
7c8a0	73 70 3b 35 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 64 65 76	sp;5&nbsp;bytes&nbsp;to&nbsp;dev
7c8c0	69 63 65 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 70 69 5f 77 72 69 74 65 28 30	ice&nbsp;0<br><br>pi.spi_write(0
7c8e0	2c 26 6e 62 73 70 3b 22 64 65 66 22 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	,&nbsp;"def")&nbsp;&nbsp;&nbsp;&
7c900	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
7c920	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70	sp;&nbsp;&nbsp;#&nbsp;write&nbsp
7c940	3b 33 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 64 65 76 69 63	;3&nbsp;bytes&nbsp;to&nbsp;devic
7c960	65 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 70 69 5f 77 72 69 74 65 28 31 2c 26	e&nbsp;0<br><br>pi.spi_write(1,&
7c980	6e 62 73 70 3b 5b 32 2c 26 6e 62 73 70 3b 31 39 32 2c 26 6e 62 73 70 3b 31 32 38 5d 29 26 6e 62	nbsp;[2,&nbsp;192,&nbsp;128])&nb
7c9a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70	sp;&nbsp;&nbsp;#&nbsp;write&nbsp
7c9c0	3b 33 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 64 65 76 69 63	;3&nbsp;bytes&nbsp;to&nbsp;devic
7c9e0	65 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	e&nbsp;1<br></code><h3><a.name="
7ca00	73 70 69 5f 78 66 65 72 22 3e 73 70 69 5f 78 66 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	spi_xfer">spi_xfer<small>(<a.hre
7ca20	66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	f="#handle">handle</a>,.<a.href=
7ca40	22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57	"#data">data</a>)</small></h3>.W
7ca60	72 69 74 65 73 20 74 68 65 20 64 61 74 61 20 62 79 74 65 73 20 74 6f 20 74 68 65 20 53 50 49 20	rites.the.data.bytes.to.the.SPI.
7ca80	64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2c 0a 72	device.associated.with.handle,.r
7caa0	65 74 75 72 6e 69 6e 67 20 74 68 65 20 64 61 74 61 20 62 79 74 65 73 20 72 65 61 64 20 66 72 6f	eturning.the.data.bytes.read.fro
7cac0	6d 20 74 68 65 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	m.the.device..<br><br><b><small>
7cae0	50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73	Parameters</small></b><br><br><s
7cb00	61 6d 70 3e 68 61 6e 64 6c 65 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61	amp>handle:=&nbsp;&gt;=0&nbsp;(a
7cb20	73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e	s&nbsp;returned&nbsp;by&nbsp;a&n
7cb40	62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	bsp;prior&nbsp;call&nbsp;to&nbsp
7cb60	3b 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61	;<a.href="#spi_open">spi_open</a
7cb80	3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74	>).<br>&nbsp;&nbsp;data:=&nbsp;t
7cba0	68 65 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65	he&nbsp;bytes&nbsp;to&nbsp;write
7cbc0	2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64	.<br></samp><br><br>The.returned
7cbe0	20 76 61 6c 75 65 20 69 73 20 61 20 74 75 70 6c 65 20 6f 66 20 74 68 65 20 6e 75 6d 62 65 72 20	.value.is.a.tuple.of.the.number.
7cc00	6f 66 20 62 79 74 65 73 20 72 65 61 64 20 61 6e 64 20 61 0a 62 79 74 65 61 72 72 61 79 20 63 6f	of.bytes.read.and.a.bytearray.co
7cc20	6e 74 61 69 6e 69 6e 67 20 74 68 65 20 62 79 74 65 73 2e 20 20 49 66 20 74 68 65 72 65 20 77 61	ntaining.the.bytes...If.there.wa
7cc40	73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72	s.an.error.the.number.of.bytes.r
7cc60	65 61 64 20 77 69 6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a 65 72 6f 20 28 61 6e 64 20	ead.will.be.less.than.zero.(and.
7cc80	77 69 6c 6c 20 63 6f 6e 74 61 69 6e 0a 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62	will.contain.the.error.code)..<b
7cca0	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c	r><br><b><small>Example</small><
7ccc0	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 28 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 72 78	/b><br><br><code>(count,&nbsp;rx
7cce0	5f 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 70 69 5f 78 66 65 72 28 68	_data)&nbsp;=&nbsp;pi.spi_xfer(h
7cd00	2c 26 6e 62 73 70 3b 62 27 5c 78 30 31 5c 78 38 30 5c 78 30 30 27 29 3c 62 72 3e 3c 62 72 3e 28	,&nbsp;b'\x01\x80\x00')<br><br>(
7cd20	63 6f 75 6e 74 2c 26 6e 62 73 70 3b 72 78 5f 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70	count,&nbsp;rx_data)&nbsp;=&nbsp
7cd40	3b 70 69 2e 73 70 69 5f 78 66 65 72 28 68 2c 26 6e 62 73 70 3b 5b 31 2c 26 6e 62 73 70 3b 31 32	;pi.spi_xfer(h,&nbsp;[1,&nbsp;12
7cd60	38 2c 26 6e 62 73 70 3b 30 5d 29 3c 62 72 3e 3c 62 72 3e 28 63 6f 75 6e 74 2c 26 6e 62 73 70 3b	8,&nbsp;0])<br><br>(count,&nbsp;
7cd80	72 78 5f 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 70 69 5f 78 66 65 72	rx_data)&nbsp;=&nbsp;pi.spi_xfer
7cda0	28 68 2c 26 6e 62 73 70 3b 62 22 68 65 6c 6c 6f 22 29 3c 62 72 3e 3c 62 72 3e 28 63 6f 75 6e 74	(h,&nbsp;b"hello")<br><br>(count
7cdc0	2c 26 6e 62 73 70 3b 72 78 5f 64 61 74 61 29 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73	,&nbsp;rx_data)&nbsp;=&nbsp;pi.s
7cde0	70 69 5f 78 66 65 72 28 68 2c 26 6e 62 73 70 3b 22 68 65 6c 6c 6f 22 29 3c 62 72 3e 3c 2f 63 6f	pi_xfer(h,&nbsp;"hello")<br></co
7ce00	64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 6f 70 22 3e 73 74 6f 70 3c 73 6d 61 6c 6c	de><h3><a.name="stop">stop<small
7ce20	3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 6c 65 61 73 65 20 70 69 67 70 69 6f 20	>()</small></h3>.Release.pigpio.
7ce40	72 65 73 6f 75 72 63 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61	resources..<br><br><b><small>Exa
7ce60	6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69	mple</small></b><br><br><code>pi
7ce80	2e 73 74 6f 70 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73	.stop()<br></code><h3><a.name="s
7cea0	74 6f 70 5f 73 63 72 69 70 74 22 3e 73 74 6f 70 5f 73 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c	top_script">stop_script<small>(<
7cec0	61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61	a.href="#script_id">script_id</a
7cee0	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 6f 70 73 20 61 20 72 75 6e 6e 69 6e 67 20	>)</small></h3>.Stops.a.running.
7cf00	73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65	script..<br><br><b><small>Parame
7cf20	74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 73 63	ters</small></b><br><br><samp>sc
7cf40	72 69 70 74 5f 69 64 3a 3d 26 6e 62 73 70 3b 69 64 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 73	ript_id:=&nbsp;id&nbsp;of&nbsp;s
7cf60	74 6f 72 65 64 26 6e 62 73 70 3b 73 63 72 69 70 74 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72	tored&nbsp;script.<br></samp><br
7cf80	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
7cfa0	62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62	b><br><br><code>status&nbsp;=&nb
7cfc0	73 70 3b 70 69 2e 73 74 6f 70 5f 73 63 72 69 70 74 28 73 69 64 29 3c 62 72 3e 3c 2f 63 6f 64 65	sp;pi.stop_script(sid)<br></code
7cfe0	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e 73 74 6f 72	><h3><a.name="store_script">stor
7d000	00 00 00 7f 65 5f 73 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 73 63	....e_script<small>(<a.href="#sc
7d020	72 69 70 74 22 3e 73 63 72 69 70 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53	ript">script</a>)</small></h3>.S
7d040	74 6f 72 65 20 61 20 73 63 72 69 70 74 20 66 6f 72 20 6c 61 74 65 72 20 65 78 65 63 75 74 69 6f	tore.a.script.for.later.executio
7d060	6e 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 68 74 74 70 3a 2f 2f 61	n..<br><br>See.<a.href="http://a
7d080	62 79 7a 2e 6d 65 2e 75 6b 2f 72 70 69 2f 70 69 67 70 69 6f 2f 70 69 67 73 2e 68 74 6d 6c 23 53	byz.me.uk/rpi/pigpio/pigs.html#S
7d0a0	63 72 69 70 74 73 22 3e 68 74 74 70 3a 2f 2f 61 62 79 7a 2e 6d 65 2e 75 6b 2f 72 70 69 2f 70 69	cripts">http://abyz.me.uk/rpi/pi
7d0c0	67 70 69 6f 2f 70 69 67 73 2e 68 74 6d 6c 23 53 63 72 69 70 74 73 3c 2f 61 3e 20 66 6f 72 0a 64	gpio/pigs.html#Scripts</a>.for.d
7d0e0	65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65	etails..<br><br><b><small>Parame
7d100	74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 73 63	ters</small></b><br><br><samp>sc
7d120	72 69 70 74 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 26 6e 62 73 70	ript:=&nbsp;the&nbsp;script&nbsp
7d140	3b 74 65 78 74 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 73 65 72 69 65 73	;text&nbsp;as&nbsp;a&nbsp;series
7d160	26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c	&nbsp;of&nbsp;bytes.<br></samp><
7d180	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 26 67 74 3b 3d 30 20 73 63 72 69 70 74 20 69	br><br>Returns.a.&gt;=0.script.i
7d1a0	64 20 69 66 20 4f 4b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70	d.if.OK..<br><br><b><small>Examp
7d1c0	6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 69 64 26	le</small></b><br><br><code>sid&
7d1e0	6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 73 74 6f 72 65 5f 73 63 72 69 70 74 28 3c 62 72 3e	nbsp;=&nbsp;pi.store_script(<br>
7d200	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 27 74 61 67 26 6e 62 73 70 3b 30 26 6e	&nbsp;&nbsp;&nbsp;b'tag&nbsp;0&n
7d220	62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6d 69 6c 73 26 6e	bsp;w&nbsp;22&nbsp;1&nbsp;mils&n
7d240	62 73 70 3b 31 30 30 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 30 26 6e 62	bsp;100&nbsp;w&nbsp;22&nbsp;0&nb
7d260	73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 64 63 72 26 6e 62 73 70 3b 70	sp;mils&nbsp;100&nbsp;dcr&nbsp;p
7d280	30 26 6e 62 73 70 3b 6a 70 26 6e 62 73 70 3b 30 27 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	0&nbsp;jp&nbsp;0')<br></code><h3
7d2a0	3e 3c 61 20 6e 61 6d 65 3d 22 75 70 64 61 74 65 5f 73 63 72 69 70 74 22 3e 75 70 64 61 74 65 5f	><a.name="update_script">update_
7d2c0	73 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69	script<small>(<a.href="#script_i
7d2e0	64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 70 61 72 61	d">script_id</a>,.<a.href="#para
7d300	6d 73 22 3e 70 61 72 61 6d 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74	ms">params</a>)</small></h3>.Set
7d320	73 20 74 68 65 20 70 61 72 61 6d 65 74 65 72 73 20 6f 66 20 61 20 73 63 72 69 70 74 2e 20 20 54	s.the.parameters.of.a.script...T
7d340	68 65 20 73 63 72 69 70 74 20 6d 61 79 20 6f 72 0a 6d 61 79 20 6e 6f 74 20 62 65 20 72 75 6e 6e	he.script.may.or.may.not.be.runn
7d360	69 6e 67 2e 20 20 54 68 65 20 66 69 72 73 74 20 70 61 72 61 6d 65 74 65 72 73 20 6f 66 20 74 68	ing...The.first.parameters.of.th
7d380	65 20 73 63 72 69 70 74 20 61 72 65 0a 6f 76 65 72 77 72 69 74 74 65 6e 20 77 69 74 68 20 74 68	e.script.are.overwritten.with.th
7d3a0	65 20 6e 65 77 20 76 61 6c 75 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	e.new.values..<br><br><b><small>
7d3c0	50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73	Parameters</small></b><br><br><s
7d3e0	61 6d 70 3e 73 63 72 69 70 74 5f 69 64 3a 3d 26 6e 62 73 70 3b 69 64 26 6e 62 73 70 3b 6f 66 26	amp>script_id:=&nbsp;id&nbsp;of&
7d400	6e 62 73 70 3b 73 74 6f 72 65 64 26 6e 62 73 70 3b 73 63 72 69 70 74 2e 3c 62 72 3e 26 6e 62 73	nbsp;stored&nbsp;script.<br>&nbs
7d420	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 61 72 61 6d 73 3a 3d 26 6e 62 73 70 3b 75 70 26 6e	p;&nbsp;&nbsp;params:=&nbsp;up&n
7d440	62 73 70 3b 74 6f 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 26 6e	bsp;to&nbsp;10&nbsp;parameters&n
7d460	62 73 70 3b 72 65 71 75 69 72 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65 26 6e 62	bsp;required&nbsp;by&nbsp;the&nb
7d480	73 70 3b 73 63 72 69 70 74 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e	sp;script.<br></samp><br><br><b>
7d4a0	3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62	<small>Example</small></b><br><b
7d4c0	72 3e 3c 63 6f 64 65 3e 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 75 70 64 61 74 65 5f	r><code>s&nbsp;=&nbsp;pi.update_
7d4e0	73 63 72 69 70 74 28 73 69 64 2c 26 6e 62 73 70 3b 5b 70 61 72 31 2c 26 6e 62 73 70 3b 70 61 72	script(sid,&nbsp;[par1,&nbsp;par
7d500	32 5d 29 3c 62 72 3e 3c 62 72 3e 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 75 70 64 61	2])<br><br>s&nbsp;=&nbsp;pi.upda
7d520	74 65 5f 73 63 72 69 70 74 28 73 69 64 2c 26 6e 62 73 70 3b 5b 31 2c 26 6e 62 73 70 3b 32 2c 26	te_script(sid,&nbsp;[1,&nbsp;2,&
7d540	6e 62 73 70 3b 33 2c 26 6e 62 73 70 3b 34 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 36 2c 26	nbsp;3,&nbsp;4,&nbsp;5,&nbsp;6,&
7d560	6e 62 73 70 3b 37 2c 26 6e 62 73 70 3b 38 2c 26 6e 62 73 70 3b 39 2c 26 6e 62 73 70 3b 31 30 5d	nbsp;7,&nbsp;8,&nbsp;9,&nbsp;10]
7d580	29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 69 74 5f 66 6f	)<br></code><h3><a.name="wait_fo
7d5a0	72 5f 65 64 67 65 22 3e 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20	r_edge">wait_for_edge<small>(<a.
7d5c0	68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c	href="#user_gpio">user_gpio</a>,
7d5e0	20 3c 61 20 68 72 65 66 3d 22 23 65 64 67 65 22 3e 65 64 67 65 3c 2f 61 3e 2c 20 3c 61 20 68 72	.<a.href="#edge">edge</a>,.<a.hr
7d600	65 66 3d 22 23 77 61 69 74 5f 74 69 6d 65 6f 75 74 22 3e 77 61 69 74 5f 74 69 6d 65 6f 75 74 3c	ef="#wait_timeout">wait_timeout<
7d620	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57 61 69 74 20 66 6f 72 20 61 6e 20 65 64	/a>)</small></h3>.Wait.for.an.ed
7d640	67 65 20 65 76 65 6e 74 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	ge.event.on.a.GPIO..<br><br><b><
7d660	73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	small>Parameters</small></b><br>
7d680	3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 73 65 72	<br><samp>&nbsp;&nbsp;&nbsp;user
7d6a0	5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	_gpio:=&nbsp;0-31.<br>&nbsp;&nbs
7d6c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
7d6e0	26 6e 62 73 70 3b 65 64 67 65 3a 3d 26 6e 62 73 70 3b 45 49 54 48 45 52 5f 45 44 47 45 2c 26 6e	&nbsp;edge:=&nbsp;EITHER_EDGE,&n
7d700	62 73 70 3b 52 49 53 49 4e 47 5f 45 44 47 45 26 6e 62 73 70 3b 28 64 65 66 61 75 6c 74 29 2c 26	bsp;RISING_EDGE&nbsp;(default),&
7d720	6e 62 73 70 3b 6f 72 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;or<br>&nbsp;&nbsp;&nbsp;&nb
7d740	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
7d760	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
7d780	6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2e 3c 62 72 3e 77 61 69 74 5f 74 69 6d 65 6f	nbsp;FALLING_EDGE.<br>wait_timeo
7d7a0	75 74 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2e 30 26 6e 62 73 70 3b 28 64 65 66 61 75 6c 74	ut:=&nbsp;&gt;=0.0&nbsp;(default
7d7c0	26 6e 62 73 70 3b 36 30 2e 30 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54	&nbsp;60.0).<br></samp><br><br>T
7d7e0	68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 77 68 65 6e 20 74 68 65 20 65 64 67	he.function.returns.when.the.edg
7d800	65 20 69 73 20 64 65 74 65 63 74 65 64 20 6f 72 20 61 66 74 65 72 0a 74 68 65 20 6e 75 6d 62 65	e.is.detected.or.after.the.numbe
7d820	72 20 6f 66 20 73 65 63 6f 6e 64 73 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 69 6d 65 6f 75	r.of.seconds.specified.by.timeou
7d840	74 20 68 61 73 20 65 78 70 69 72 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 44 6f 20 6e 6f 74 20 75 73	t.has.expired..<br><br>Do.not.us
7d860	65 20 74 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 66 6f 72 20 70 72 65 63 69 73 65 20 74 69 6d 69	e.this.function.for.precise.timi
7d880	6e 67 20 70 75 72 70 6f 73 65 73 2c 0a 74 68 65 20 65 64 67 65 20 69 73 20 6f 6e 6c 79 20 63 68	ng.purposes,.the.edge.is.only.ch
7d8a0	65 63 6b 65 64 20 32 30 20 74 69 6d 65 73 20 61 20 73 65 63 6f 6e 64 2e 20 57 68 65 6e 65 76 65	ecked.20.times.a.second..Wheneve
7d8c0	72 0a 79 6f 75 20 6e 65 65 64 20 74 6f 20 6b 6e 6f 77 20 74 68 65 20 61 63 63 75 72 61 74 65 20	r.you.need.to.know.the.accurate.
7d8e0	74 69 6d 65 20 6f 66 20 47 50 49 4f 20 65 76 65 6e 74 73 20 75 73 65 0a 61 20 3c 61 20 68 72 65	time.of.GPIO.events.use.a.<a.hre
7d900	66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 20 66 75 6e 63 74	f="#callback">callback</a>.funct
7d920	69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e	ion..<br><br>The.function.return
7d940	73 20 54 72 75 65 20 69 66 20 74 68 65 20 65 64 67 65 20 69 73 20 64 65 74 65 63 74 65 64 2c 0a	s.True.if.the.edge.is.detected,.
7d960	6f 74 68 65 72 77 69 73 65 20 46 61 6c 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	otherwise.False..<br><br><b><sma
7d980	6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63	ll>Example</small></b><br><br><c
7d9a0	6f 64 65 3e 69 66 26 6e 62 73 70 3b 70 69 2e 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 28 32 33 29	ode>if&nbsp;pi.wait_for_edge(23)
7d9c0	3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 28 22 52 69	:<br>&nbsp;&nbsp;&nbsp;print("Ri
7d9e0	73 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 26 6e 62 73 70 3b 64 65 74 65 63 74 65 64 22 29 3c 62	sing&nbsp;edge&nbsp;detected")<b
7da00	72 3e 65 6c 73 65 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69	r>else:<br>&nbsp;&nbsp;&nbsp;pri
7da20	6e 74 28 22 77 61 69 74 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 65 64 67 65 26 6e 62 73 70	nt("wait&nbsp;for&nbsp;edge&nbsp
7da40	3b 74 69 6d 65 64 26 6e 62 73 70 3b 6f 75 74 22 29 3c 62 72 3e 3c 62 72 3e 69 66 26 6e 62 73 70	;timed&nbsp;out")<br><br>if&nbsp
7da60	3b 70 69 2e 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 28 32 33 2c 26 6e 62 73 70 3b 70 69 67 70 69	;pi.wait_for_edge(23,&nbsp;pigpi
7da80	6f 2e 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2c 26 6e 62 73 70 3b 35 2e 30 29 3a 3c 62 72 3e 26 6e	o.FALLING_EDGE,&nbsp;5.0):<br>&n
7daa0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 28 22 46 61 6c 6c 69 6e 67 26 6e	bsp;&nbsp;&nbsp;print("Falling&n
7dac0	62 73 70 3b 65 64 67 65 26 6e 62 73 70 3b 64 65 74 65 63 74 65 64 22 29 3c 62 72 3e 65 6c 73 65	bsp;edge&nbsp;detected")<br>else
7dae0	3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 28 22 77 61	:<br>&nbsp;&nbsp;&nbsp;print("wa
7db00	69 74 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 66 61 6c 6c 69 6e 67 26 6e 62 73 70 3b 65 64	it&nbsp;for&nbsp;falling&nbsp;ed
7db20	67 65 26 6e 62 73 70 3b 74 69 6d 65 64 26 6e 62 73 70 3b 6f 75 74 22 29 3c 62 72 3e 3c 2f 63 6f	ge&nbsp;timed&nbsp;out")<br></co
7db40	64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 69 74 5f 66 6f 72 5f 65 76 65 6e 74 22 3e	de><h3><a.name="wait_for_event">
7db60	77 61 69 74 5f 66 6f 72 5f 65 76 65 6e 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	wait_for_event<small>(<a.href="#
7db80	65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74	event">event</a>,.<a.href="#wait
7dba0	5f 74 69 6d 65 6f 75 74 22 3e 77 61 69 74 5f 74 69 6d 65 6f 75 74 3c 2f 61 3e 29 3c 2f 73 6d 61	_timeout">wait_timeout</a>)</sma
7dbc0	6c 6c 3e 3c 2f 68 33 3e 0a 57 61 69 74 20 66 6f 72 20 61 6e 20 65 76 65 6e 74 2e 0a 3c 62 72 3e	ll></h3>.Wait.for.an.event..<br>
7dbe0	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e	<br><b><small>Parameters</small>
7dc00	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	</b><br><br><samp>&nbsp;&nbsp;&n
7dc20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 76 65 6e	bsp;&nbsp;&nbsp;&nbsp;&nbsp;even
7dc40	74 3a 3d 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 77 61 69 74 5f 74 69 6d 65 6f 75 74 3a 3d	t:=&nbsp;0-31.<br>wait_timeout:=
7dc60	26 6e 62 73 70 3b 26 67 74 3b 3d 30 2e 30 26 6e 62 73 70 3b 28 64 65 66 61 75 6c 74 26 6e 62 73	&nbsp;&gt;=0.0&nbsp;(default&nbs
7dc80	70 3b 36 30 2e 30 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66	p;60.0).<br></samp><br><br>The.f
7dca0	75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 77 68 65 6e 20 74 68 65 20 65 76 65 6e 74 20 69	unction.returns.when.the.event.i
7dcc0	73 20 73 69 67 6e 61 6c 6c 65 64 20 6f 72 20 61 66 74 65 72 0a 74 68 65 20 6e 75 6d 62 65 72 20	s.signalled.or.after.the.number.
7dce0	6f 66 20 73 65 63 6f 6e 64 73 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 69 6d 65 6f 75 74 20	of.seconds.specified.by.timeout.
7dd00	68 61 73 20 65 78 70 69 72 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f	has.expired..<br><br>The.functio
7dd20	6e 20 72 65 74 75 72 6e 73 20 54 72 75 65 20 69 66 20 74 68 65 20 65 76 65 6e 74 20 69 73 20 64	n.returns.True.if.the.event.is.d
7dd40	65 74 65 63 74 65 64 2c 0a 6f 74 68 65 72 77 69 73 65 20 46 61 6c 73 65 2e 0a 3c 62 72 3e 3c 62	etected,.otherwise.False..<br><b
7dd60	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	r><b><small>Example</small></b><
7dd80	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 69 66 26 6e 62 73 70 3b 70 69 2e 77 61 69 74 5f 66 6f 72	br><br><code>if&nbsp;pi.wait_for
7dda0	5f 65 76 65 6e 74 28 32 33 29 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	_event(23):<br>&nbsp;&nbsp;&nbsp
7ddc0	3b 70 72 69 6e 74 28 22 65 76 65 6e 74 26 6e 62 73 70 3b 64 65 74 65 63 74 65 64 22 29 3c 62 72	;print("event&nbsp;detected")<br
7dde0	3e 65 6c 73 65 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e	>else:<br>&nbsp;&nbsp;&nbsp;prin
7de00	74 28 22 77 61 69 74 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 65 76 65 6e 74 26 6e 62 73 70	t("wait&nbsp;for&nbsp;event&nbsp
7de20	3b 74 69 6d 65 64 26 6e 62 73 70 3b 6f 75 74 22 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	;timed&nbsp;out")<br></code><h3>
7de40	3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 22 3e 77 61 76 65 5f	<a.name="wave_add_generic">wave_
7de60	61 64 64 5f 67 65 6e 65 72 69 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 70 75 6c	add_generic<small>(<a.href="#pul
7de80	73 65 73 22 3e 70 75 6c 73 65 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 41 64	ses">pulses</a>)</small></h3>.Ad
7dea0	64 73 20 61 20 6c 69 73 74 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 74 68 65 20 63 75 72 72 65	ds.a.list.of.pulses.to.the.curre
7dec0	6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50	nt.waveform..<br><br><b><small>P
7dee0	61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61	arameters</small></b><br><br><sa
7df00	6d 70 3e 70 75 6c 73 65 73 3a 3d 26 6e 62 73 70 3b 6c 69 73 74 26 6e 62 73 70 3b 6f 66 26 6e 62	mp>pulses:=&nbsp;list&nbsp;of&nb
7df20	73 70 3b 70 75 6c 73 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 61 64 64 26 6e 62 73 70 3b	sp;pulses&nbsp;to&nbsp;add&nbsp;
7df40	74 6f 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 2e 3c 62 72 3e 3c 2f	to&nbsp;the&nbsp;waveform.<br></
7df60	73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 74 6f 74	samp><br><br>Returns.the.new.tot
7df80	61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 69 6e 20 74 68 65 20 63 75 72 72 65	al.number.of.pulses.in.the.curre
7dfa0	6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 75 6c 73 65 73 20	nt.waveform..<br><br>The.pulses.
7dfc0	61 72 65 20 69 6e 74 65 72 6c 65 61 76 65 64 20 69 6e 20 74 69 6d 65 20 6f 72 64 65 72 20 77 69	are.interleaved.in.time.order.wi
7dfe0	74 68 69 6e 20 74 68 65 20 65 78 69 73 74 69 6e 67 0a 77 61 76 65 66 6f 72 6d 20 28 69 66 20 61	thin.the.existing.waveform.(if.a
7e000	00 00 00 80 6e 79 29 2e 0a 3c 62 72 3e 3c 62 72 3e 4d 65 72 67 69 6e 67 20 61 6c 6c 6f 77 73 20	....ny)..<br><br>Merging.allows.
7e020	74 68 65 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 62 65 20 62 75 69 6c 74 20 69 6e 20 70 61 72 74	the.waveform.to.be.built.in.part
7e040	73 2c 20 74 68 61 74 20 69 73 20 74 68 65 0a 73 65 74 74 69 6e 67 73 20 66 6f 72 20 47 50 49 4f	s,.that.is.the.settings.for.GPIO
7e060	23 31 20 63 61 6e 20 62 65 20 61 64 64 65 64 2c 20 61 6e 64 20 74 68 65 6e 20 47 50 49 4f 23 32	#1.can.be.added,.and.then.GPIO#2
7e080	20 65 74 63 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 20 61 64 64 65 64 20 77 61 76 65 66	.etc..<br><br>If.the.added.wavef
7e0a0	6f 72 6d 20 69 73 20 69 6e 74 65 6e 64 65 64 20 74 6f 20 73 74 61 72 74 20 61 66 74 65 72 20 6f	orm.is.intended.to.start.after.o
7e0c0	72 20 77 69 74 68 69 6e 0a 74 68 65 20 65 78 69 73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 20 74	r.within.the.existing.waveform.t
7e0e0	68 65 6e 20 74 68 65 20 66 69 72 73 74 20 70 75 6c 73 65 20 73 68 6f 75 6c 64 20 63 6f 6e 73 69	hen.the.first.pulse.should.consi
7e100	73 74 0a 73 6f 6c 65 6c 79 20 6f 66 20 61 20 64 65 6c 61 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	st.solely.of.a.delay..<br><br><b
7e120	3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c	><small>Example</small></b><br><
7e140	62 72 3e 3c 63 6f 64 65 3e 47 31 3d 34 3c 62 72 3e 47 32 3d 32 34 3c 62 72 3e 3c 62 72 3e 70 69	br><code>G1=4<br>G2=24<br><br>pi
7e160	2e 73 65 74 5f 6d 6f 64 65 28 47 31 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 4f 55 54 50 55 54	.set_mode(G1,&nbsp;pigpio.OUTPUT
7e180	29 3c 62 72 3e 70 69 2e 73 65 74 5f 6d 6f 64 65 28 47 32 2c 26 6e 62 73 70 3b 70 69 67 70 69 6f	)<br>pi.set_mode(G2,&nbsp;pigpio
7e1a0	2e 4f 55 54 50 55 54 29 3c 62 72 3e 3c 62 72 3e 66 6c 61 73 68 5f 35 30 30 3d 5b 5d 26 6e 62 73	.OUTPUT)<br><br>flash_500=[]&nbs
7e1c0	70 3b 23 26 6e 62 73 70 3b 66 6c 61 73 68 26 6e 62 73 70 3b 65 76 65 72 79 26 6e 62 73 70 3b 35	p;#&nbsp;flash&nbsp;every&nbsp;5
7e1e0	30 30 26 6e 62 73 70 3b 6d 73 3c 62 72 3e 66 6c 61 73 68 5f 31 30 30 3d 5b 5d 26 6e 62 73 70 3b	00&nbsp;ms<br>flash_100=[]&nbsp;
7e200	23 26 6e 62 73 70 3b 66 6c 61 73 68 26 6e 62 73 70 3b 65 76 65 72 79 26 6e 62 73 70 3b 31 30 30	#&nbsp;flash&nbsp;every&nbsp;100
7e220	26 6e 62 73 70 3b 6d 73 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	&nbsp;ms<br><br>#&nbsp;&nbsp;&nb
7e240	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
7e260	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
7e280	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
7e2a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
7e2c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
7e2e0	6e 62 73 70 3b 4f 4e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	nbsp;ON&nbsp;&nbsp;&nbsp;&nbsp;&
7e300	6e 62 73 70 3b 4f 46 46 26 6e 62 73 70 3b 26 6e 62 73 70 3b 44 45 4c 41 59 3c 62 72 3e 3c 62 72	nbsp;OFF&nbsp;&nbsp;DELAY<br><br
7e320	3e 66 6c 61 73 68 5f 35 30 30 2e 61 70 70 65 6e 64 28 70 69 67 70 69 6f 2e 70 75 6c 73 65 28 31	>flash_500.append(pigpio.pulse(1
7e340	26 6c 74 3b 26 6c 74 3b 47 31 2c 26 6e 62 73 70 3b 31 26 6c 74 3b 26 6c 74 3b 47 32 2c 26 6e 62	&lt;&lt;G1,&nbsp;1&lt;&lt;G2,&nb
7e360	73 70 3b 35 30 30 30 30 30 29 29 3c 62 72 3e 66 6c 61 73 68 5f 35 30 30 2e 61 70 70 65 6e 64 28	sp;500000))<br>flash_500.append(
7e380	70 69 67 70 69 6f 2e 70 75 6c 73 65 28 31 26 6c 74 3b 26 6c 74 3b 47 32 2c 26 6e 62 73 70 3b 31	pigpio.pulse(1&lt;&lt;G2,&nbsp;1
7e3a0	26 6c 74 3b 26 6c 74 3b 47 31 2c 26 6e 62 73 70 3b 35 30 30 30 30 30 29 29 3c 62 72 3e 3c 62 72	&lt;&lt;G1,&nbsp;500000))<br><br
7e3c0	3e 66 6c 61 73 68 5f 31 30 30 2e 61 70 70 65 6e 64 28 70 69 67 70 69 6f 2e 70 75 6c 73 65 28 31	>flash_100.append(pigpio.pulse(1
7e3e0	26 6c 74 3b 26 6c 74 3b 47 31 2c 26 6e 62 73 70 3b 31 26 6c 74 3b 26 6c 74 3b 47 32 2c 26 6e 62	&lt;&lt;G1,&nbsp;1&lt;&lt;G2,&nb
7e400	73 70 3b 31 30 30 30 30 30 29 29 3c 62 72 3e 66 6c 61 73 68 5f 31 30 30 2e 61 70 70 65 6e 64 28	sp;100000))<br>flash_100.append(
7e420	70 69 67 70 69 6f 2e 70 75 6c 73 65 28 31 26 6c 74 3b 26 6c 74 3b 47 32 2c 26 6e 62 73 70 3b 31	pigpio.pulse(1&lt;&lt;G2,&nbsp;1
7e440	26 6c 74 3b 26 6c 74 3b 47 31 2c 26 6e 62 73 70 3b 31 30 30 30 30 30 29 29 3c 62 72 3e 3c 62 72	&lt;&lt;G1,&nbsp;100000))<br><br
7e460	3e 70 69 2e 77 61 76 65 5f 63 6c 65 61 72 28 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 63 6c 65	>pi.wave_clear()&nbsp;#&nbsp;cle
7e480	61 72 26 6e 62 73 70 3b 61 6e 79 26 6e 62 73 70 3b 65 78 69 73 74 69 6e 67 26 6e 62 73 70 3b 77	ar&nbsp;any&nbsp;existing&nbsp;w
7e4a0	61 76 65 66 6f 72 6d 73 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 61 64 64 5f 67 65 6e 65	aveforms<br><br>pi.wave_add_gene
7e4c0	72 69 63 28 66 6c 61 73 68 5f 35 30 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 35 30 30 26 6e	ric(flash_500)&nbsp;#&nbsp;500&n
7e4e0	62 73 70 3b 6d 73 26 6e 62 73 70 3b 66 6c 61 73 68 65 73 3c 62 72 3e 66 35 30 30 26 6e 62 73 70	bsp;ms&nbsp;flashes<br>f500&nbsp
7e500	3b 3d 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 63 72 65 61 74 65 28 29 26 6e 62 73 70 3b 23 26	;=&nbsp;pi.wave_create()&nbsp;#&
7e520	6e 62 73 70 3b 63 72 65 61 74 65 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 73 61 76 65 26 6e	nbsp;create&nbsp;and&nbsp;save&n
7e540	62 73 70 3b 69 64 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69	bsp;id<br><br>pi.wave_add_generi
7e560	63 28 66 6c 61 73 68 5f 31 30 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 31 30 30 26 6e 62 73	c(flash_100)&nbsp;#&nbsp;100&nbs
7e580	70 3b 6d 73 26 6e 62 73 70 3b 66 6c 61 73 68 65 73 3c 62 72 3e 66 31 30 30 26 6e 62 73 70 3b 3d	p;ms&nbsp;flashes<br>f100&nbsp;=
7e5a0	26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 63 72 65 61 74 65 28 29 26 6e 62 73 70 3b 23 26 6e 62	&nbsp;pi.wave_create()&nbsp;#&nb
7e5c0	73 70 3b 63 72 65 61 74 65 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 73 61 76 65 26 6e 62 73	sp;create&nbsp;and&nbsp;save&nbs
7e5e0	70 3b 69 64 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 28	p;id<br><br>pi.wave_send_repeat(
7e600	66 35 30 30 29 3c 62 72 3e 3c 62 72 3e 74 69 6d 65 2e 73 6c 65 65 70 28 34 29 3c 62 72 3e 3c 62	f500)<br><br>time.sleep(4)<br><b
7e620	72 3e 70 69 2e 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 28 66 31 30 30 29 3c 62 72 3e 3c	r>pi.wave_send_repeat(f100)<br><
7e640	62 72 3e 74 69 6d 65 2e 73 6c 65 65 70 28 34 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f	br>time.sleep(4)<br><br>pi.wave_
7e660	73 65 6e 64 5f 72 65 70 65 61 74 28 66 35 30 30 29 3c 62 72 3e 3c 62 72 3e 74 69 6d 65 2e 73 6c	send_repeat(f500)<br><br>time.sl
7e680	65 65 70 28 34 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 74 78 5f 73 74 6f 70 28 29 26	eep(4)<br><br>pi.wave_tx_stop()&
7e6a0	6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 74 6f 70 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 3c 62	nbsp;#&nbsp;stop&nbsp;waveform<b
7e6c0	72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 63 6c 65 61 72 28 29 26 6e 62 73 70 3b 23 26 6e 62 73	r><br>pi.wave_clear()&nbsp;#&nbs
7e6e0	70 3b 63 6c 65 61 72 26 6e 62 73 70 3b 61 6c 6c 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 73 3c	p;clear&nbsp;all&nbsp;waveforms<
7e700	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 61 64 64 5f	br></code><h3><a.name="wave_add_
7e720	6e 65 77 22 3e 77 61 76 65 5f 61 64 64 5f 6e 65 77 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c	new">wave_add_new<small>()</smal
7e740	6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 61 20 6e 65 77 20 65 6d 70 74 79 20 77 61 76 65 66	l></h3>.Starts.a.new.empty.wavef
7e760	6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 59 6f 75 20 77 6f 75 6c 64 20 6e 6f 74 20 6e 6f 72 6d 61	orm..<br><br>You.would.not.norma
7e780	6c 6c 79 20 6e 65 65 64 20 74 6f 20 63 61 6c 6c 20 74 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 61	lly.need.to.call.this.function.a
7e7a0	73 20 69 74 20 69 73 0a 61 75 74 6f 6d 61 74 69 63 61 6c 6c 79 20 63 61 6c 6c 65 64 20 61 66 74	s.it.is.automatically.called.aft
7e7c0	65 72 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 72 65 61 74 65 64 20 77 69 74 68 20 74 68	er.a.waveform.is.created.with.th
7e7e0	65 0a 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72	e.<a.href="#wave_create">wave_cr
7e800	65 61 74 65 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	eate</a>.function..<br><br><b><s
7e820	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
7e840	3c 63 6f 64 65 3e 70 69 2e 77 61 76 65 5f 61 64 64 5f 6e 65 77 28 29 3c 62 72 3e 3c 2f 63 6f 64	<code>pi.wave_add_new()<br></cod
7e860	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 22 3e	e><h3><a.name="wave_add_serial">
7e880	77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	wave_add_serial<small>(<a.href="
7e8a0	23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72	#user_gpio">user_gpio</a>,.<a.hr
7e8c0	65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64	ef="#baud">baud</a>,.<a.href="#d
7e8e0	61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 6f 66 66 73 65 74 22	ata">data</a>,.<a.href="#offset"
7e900	3e 6f 66 66 73 65 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 62 69 74 73 22 3e	>offset</a>,.<a.href="#bb_bits">
7e920	62 62 5f 62 69 74 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 74 6f 70 22 3e	bb_bits</a>,.<a.href="#bb_stop">
7e940	62 62 5f 73 74 6f 70 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 41 64 64 73 20 61	bb_stop</a>)</small></h3>.Adds.a
7e960	20 77 61 76 65 66 6f 72 6d 20 72 65 70 72 65 73 65 6e 74 69 6e 67 20 73 65 72 69 61 6c 20 64 61	.waveform.representing.serial.da
7e980	74 61 20 74 6f 20 74 68 65 20 65 78 69 73 74 69 6e 67 0a 77 61 76 65 66 6f 72 6d 20 28 69 66 20	ta.to.the.existing.waveform.(if.
7e9a0	61 6e 79 29 2e 20 20 54 68 65 20 73 65 72 69 61 6c 20 64 61 74 61 20 73 74 61 72 74 73 20 3c 61	any)...The.serial.data.starts.<a
7e9c0	20 68 72 65 66 3d 22 23 6f 66 66 73 65 74 22 3e 6f 66 66 73 65 74 3c 2f 61 3e 0a 6d 69 63 72 6f	.href="#offset">offset</a>.micro
7e9e0	73 65 63 6f 6e 64 73 20 66 72 6f 6d 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 77 61	seconds.from.the.start.of.the.wa
7ea00	76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65	veform..<br><br><b><small>Parame
7ea20	74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 73	ters</small></b><br><br><samp>us
7ea40	65 72 5f 67 70 69 6f 3a 3d 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	er_gpio:=&nbsp;GPIO&nbsp;to&nbsp
7ea60	3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 64 61 74 61 2e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;transmit&nbsp;data.&nbsp;&nbsp;
7ea80	59 6f 75 26 6e 62 73 70 3b 6d 75 73 74 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 74 68 65 26	You&nbsp;must&nbsp;set&nbsp;the&
7eaa0	6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 6d 6f 64 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	nbsp;GPIO&nbsp;mode<br>&nbsp;&nb
7eac0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
7eae0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;t
7eb00	6f 26 6e 62 73 70 3b 6f 75 74 70 75 74 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	o&nbsp;output.<br>&nbsp;&nbsp;&n
7eb20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 3d 26 6e 62 73 70 3b 35 30 2d 31	bsp;&nbsp;&nbsp;baud:=&nbsp;50-1
7eb40	30 30 30 30 30 30 26 6e 62 73 70 3b 62 69 74 73 26 6e 62 73 70 3b 70 65 72 26 6e 62 73 70 3b 73	000000&nbsp;bits&nbsp;per&nbsp;s
7eb60	65 63 6f 6e 64 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	econd.<br>&nbsp;&nbsp;&nbsp;&nbs
7eb80	70 3b 26 6e 62 73 70 3b 64 61 74 61 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 62 79 74	p;&nbsp;data:=&nbsp;the&nbsp;byt
7eba0	65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b	es&nbsp;to&nbsp;write.<br>&nbsp;
7ebc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 6f 66 66 73 65 74 3a 3d 26 6e 62 73 70 3b 6e 75 6d 62 65 72	&nbsp;&nbsp;offset:=&nbsp;number
7ebe0	26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b	&nbsp;of&nbsp;microseconds&nbsp;
7ec00	66 72 6f 6d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 74 61 72 74 26 6e 62 73 70 3b 6f 66	from&nbsp;the&nbsp;start&nbsp;of
7ec20	26 6e 62 73 70 3b 74 68 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;the<br>&nbsp;&nbsp;&nbsp;&
7ec40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
7ec60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 2c 26 6e	sp;&nbsp;&nbsp;&nbsp;waveform,&n
7ec80	62 73 70 3b 64 65 66 61 75 6c 74 26 6e 62 73 70 3b 30 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	bsp;default&nbsp;0.<br>&nbsp;&nb
7eca0	73 70 3b 62 62 5f 62 69 74 73 3a 3d 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66	sp;bb_bits:=&nbsp;number&nbsp;of
7ecc0	26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 69 74 73 2c 26 6e 62 73 70 3b 64 65 66 61 75	&nbsp;data&nbsp;bits,&nbsp;defau
7ece0	6c 74 26 6e 62 73 70 3b 38 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 62 5f 73 74 6f	lt&nbsp;8.<br>&nbsp;&nbsp;bb_sto
7ed00	70 3a 3d 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 73 74 6f	p:=&nbsp;number&nbsp;of&nbsp;sto
7ed20	70 26 6e 62 73 70 3b 68 61 6c 66 26 6e 62 73 70 3b 62 69 74 73 2c 26 6e 62 73 70 3b 64 65 66 61	p&nbsp;half&nbsp;bits,&nbsp;defa
7ed40	75 6c 74 26 6e 62 73 70 3b 32 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65	ult&nbsp;2.<br></samp><br><br>Re
7ed60	74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 74 6f 74 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 70 75	turns.the.new.total.number.of.pu
7ed80	6c 73 65 73 20 69 6e 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62	lses.in.the.current.waveform..<b
7eda0	72 3e 3c 62 72 3e 54 68 65 20 73 65 72 69 61 6c 20 64 61 74 61 20 69 73 20 66 6f 72 6d 61 74 74	r><br>The.serial.data.is.formatt
7edc0	65 64 20 61 73 20 6f 6e 65 20 73 74 61 72 74 20 62 69 74 2c 20 3c 61 20 68 72 65 66 3d 22 23 62	ed.as.one.start.bit,.<a.href="#b
7ede0	62 5f 62 69 74 73 22 3e 62 62 5f 62 69 74 73 3c 2f 61 3e 0a 64 61 74 61 20 62 69 74 73 2c 20 61	b_bits">bb_bits</a>.data.bits,.a
7ee00	6e 64 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 74 6f 70 22 3e 62 62 5f 73 74 6f 70 3c 2f 61	nd.<a.href="#bb_stop">bb_stop</a
7ee20	3e 2f 32 20 73 74 6f 70 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 69 73 20 6c 65 67	>/2.stop.bits..<br><br>It.is.leg
7ee40	61 6c 20 74 6f 20 61 64 64 20 73 65 72 69 61 6c 20 64 61 74 61 20 73 74 72 65 61 6d 73 20 77 69	al.to.add.serial.data.streams.wi
7ee60	74 68 20 64 69 66 66 65 72 65 6e 74 20 62 61 75 64 0a 72 61 74 65 73 20 74 6f 20 74 68 65 20 73	th.different.baud.rates.to.the.s
7ee80	61 6d 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 79 74 65 73 20	ame.waveform..<br><br>The.bytes.
7eea0	72 65 71 75 69 72 65 64 20 66 6f 72 20 65 61 63 68 20 63 68 61 72 61 63 74 65 72 20 64 65 70 65	required.for.each.character.depe
7eec0	6e 64 20 75 70 6f 6e 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 62 69 74 73 22 3e 62 62 5f 62 69	nd.upon.<a.href="#bb_bits">bb_bi
7eee0	74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 62 62	ts</a>..<br><br>For.<a.href="#bb
7ef00	5f 62 69 74 73 22 3e 62 62 5f 62 69 74 73 3c 2f 61 3e 20 31 2d 38 20 74 68 65 72 65 20 77 69 6c	_bits">bb_bits</a>.1-8.there.wil
7ef20	6c 20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 46 6f 72	l.be.one.byte.per.character..For
7ef40	20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 62 69 74 73 22 3e 62 62 5f 62 69 74 73 3c 2f 61 3e 20	.<a.href="#bb_bits">bb_bits</a>.
7ef60	39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65 72	9-16.there.will.be.two.bytes.per
7ef80	20 63 68 61 72 61 63 74 65 72 2e 0a 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 62 69 74	.character..For.<a.href="#bb_bit
7efa0	73 22 3e 62 62 5f 62 69 74 73 3c 2f 61 3e 20 31 37 2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c 20	s">bb_bits</a>.17-32.there.will.
7efc0	62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 62 72	be.four.bytes.per.character..<br
7efe0	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
7f000	00 00 00 81 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 77 61 76 65 5f 61 64 64 5f	....b><br><br><code>pi.wave_add_
7f020	73 65 72 69 61 6c 28 34 2c 26 6e 62 73 70 3b 33 30 30 2c 26 6e 62 73 70 3b 27 48 65 6c 6c 6f 26	serial(4,&nbsp;300,&nbsp;'Hello&
7f040	6e 62 73 70 3b 77 6f 72 6c 64 27 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 61 64 64 5f	nbsp;world')<br><br>pi.wave_add_
7f060	73 65 72 69 61 6c 28 34 2c 26 6e 62 73 70 3b 33 30 30 2c 26 6e 62 73 70 3b 62 22 48 65 6c 6c 6f	serial(4,&nbsp;300,&nbsp;b"Hello
7f080	26 6e 62 73 70 3b 77 6f 72 6c 64 22 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 61 64 64	&nbsp;world")<br><br>pi.wave_add
7f0a0	5f 73 65 72 69 61 6c 28 34 2c 26 6e 62 73 70 3b 33 30 30 2c 26 6e 62 73 70 3b 62 27 5c 78 32 33	_serial(4,&nbsp;300,&nbsp;b'\x23
7f0c0	5c 78 30 31 5c 78 30 30 5c 78 34 35 27 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 61 64	\x01\x00\x45')<br><br>pi.wave_ad
7f0e0	64 5f 73 65 72 69 61 6c 28 31 37 2c 26 6e 62 73 70 3b 33 38 34 30 30 2c 26 6e 62 73 70 3b 5b 32	d_serial(17,&nbsp;38400,&nbsp;[2
7f100	33 2c 26 6e 62 73 70 3b 31 32 38 2c 26 6e 62 73 70 3b 32 33 34 5d 2c 26 6e 62 73 70 3b 35 30 30	3,&nbsp;128,&nbsp;234],&nbsp;500
7f120	30 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 63	0)<br></code><h3><a.name="wave_c
7f140	68 61 69 6e 22 3e 77 61 76 65 5f 63 68 61 69 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d	hain">wave_chain<small>(<a.href=
7f160	22 23 64 61 74 61 22 3e 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	"#data">data</a>)</small></h3>.T
7f180	68 69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 6d 69 74 73 20 61 20 63 68 61 69 6e 20 6f	his.function.transmits.a.chain.o
7f1a0	66 20 77 61 76 65 66 6f 72 6d 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68	f.waveforms..<br><br>NOTE:.Any.h
7f1c0	61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22	ardware.PWM.started.by.<a.href="
7f1e0	23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 0a	#hardware_PWM">hardware_PWM</a>.
7f200	77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 77	will.be.cancelled..<br><br>The.w
7f220	61 76 65 73 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 61 72 65 20 73 70 65 63 69	aves.to.be.transmitted.are.speci
7f240	66 69 65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 0a 6f 66 20 64 61 74 61 20 77 68 69	fied.by.the.contents.of.data.whi
7f260	63 68 20 63 6f 6e 74 61 69 6e 73 20 61 6e 20 6f 72 64 65 72 65 64 20 6c 69 73 74 20 6f 66 20 3c	ch.contains.an.ordered.list.of.<
7f280	61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 73 0a 61	a.href="#wave_id">wave_id</a>s.a
7f2a0	6e 64 20 6f 70 74 69 6f 6e 61 6c 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 6e 64 20 72 65	nd.optional.command.codes.and.re
7f2c0	6c 61 74 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66	lated.data..<br><br>Returns.0.if
7f2e0	20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 43 48 41 49 4e 5f 4e 45 53 54 49 4e 47 2c	.OK,.otherwise.PI_CHAIN_NESTING,
7f300	0a 50 49 5f 43 48 41 49 4e 5f 4c 4f 4f 50 5f 43 4e 54 2c 20 50 49 5f 42 41 44 5f 43 48 41 49 4e	.PI_CHAIN_LOOP_CNT,.PI_BAD_CHAIN
7f320	5f 4c 4f 4f 50 2c 20 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 43 4d 44 2c 0a 50 49 5f 43 48 41 49	_LOOP,.PI_BAD_CHAIN_CMD,.PI_CHAI
7f340	4e 5f 43 4f 55 4e 54 45 52 2c 20 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 44 45 4c 41 59 2c 20 50	N_COUNTER,.PI_BAD_CHAIN_DELAY,.P
7f360	49 5f 43 48 41 49 4e 5f 54 4f 4f 5f 42 49 47 2c 0a 6f 72 20 50 49 5f 42 41 44 5f 57 41 56 45 5f	I_CHAIN_TOO_BIG,.or.PI_BAD_WAVE_
7f380	49 44 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 77 61 76 65 20 69 73 20 74 72 61 6e 73 6d 69	ID..<br><br>Each.wave.is.transmi
7f3a0	74 74 65 64 20 69 6e 20 74 68 65 20 6f 72 64 65 72 20 73 70 65 63 69 66 69 65 64 2e 20 20 41 20	tted.in.the.order.specified...A.
7f3c0	77 61 76 65 0a 6d 61 79 20 6f 63 63 75 72 20 6d 75 6c 74 69 70 6c 65 20 74 69 6d 65 73 20 70 65	wave.may.occur.multiple.times.pe
7f3e0	72 20 63 68 61 69 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 62 6c 6f 63 6b 73 20 6f 66 20 77 61 76	r.chain..<br><br>A.blocks.of.wav
7f400	65 73 20 6d 61 79 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6d 75 6c 74 69 70 6c 65 20 74	es.may.be.transmitted.multiple.t
7f420	69 6d 65 73 20 62 79 0a 75 73 69 6e 67 20 74 68 65 20 6c 6f 6f 70 20 63 6f 6d 6d 61 6e 64 73 2e	imes.by.using.the.loop.commands.
7f440	20 54 68 65 20 62 6c 6f 63 6b 20 69 73 20 62 72 61 63 6b 65 74 65 64 20 62 79 20 6c 6f 6f 70 0a	.The.block.is.bracketed.by.loop.
7f460	73 74 61 72 74 20 61 6e 64 20 65 6e 64 20 63 6f 6d 6d 61 6e 64 73 2e 20 20 4c 6f 6f 70 73 20 6d	start.and.end.commands...Loops.m
7f480	61 79 20 62 65 20 6e 65 73 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 44 65 6c 61 79 73 20 62 65 74	ay.be.nested..<br><br>Delays.bet
7f4a0	77 65 65 6e 20 77 61 76 65 73 20 6d 61 79 20 62 65 20 61 64 64 65 64 20 77 69 74 68 20 74 68 65	ween.waves.may.be.added.with.the
7f4c0	20 64 65 6c 61 79 20 63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c	.delay.command..<br><br>The.foll
7f4e0	6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65	owing.command.codes.are.supporte
7f500	64 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c	d:.<br><br><table.border="1".cel
7f520	6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62	lpadding="2".cellspacing="2"><tb
7f540	6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44	ody><tr><td>Name</td><td>Cmd.&.D
7f560	61 74 61 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	ata</td><td>Meaning</td></tr><tr
7f580	3e 3c 74 64 3e 4c 6f 6f 70 20 53 74 61 72 74 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 30 3c 2f 74	><td>Loop.Start</td><td>255.0</t
7f5a0	64 3e 3c 74 64 3e 49 64 65 6e 74 69 66 79 20 73 74 61 72 74 20 6f 66 20 61 20 77 61 76 65 20 62	d><td>Identify.start.of.a.wave.b
7f5c0	6c 6f 63 6b 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 52 65 70 65 61	lock</td></tr><tr><td>Loop.Repea
7f5e0	74 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 31 20 78 20 79 3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70	t</td><td>255.1.x.y</td><td>loop
7f600	20 78 20 2b 20 79 2a 32 35 36 20 74 69 6d 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	.x.+.y*256.times</td></tr><tr><t
7f620	64 3e 44 65 6c 61 79 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 32 20 78 20 79 3c 2f 74 64 3e 3c 74	d>Delay</td><td>255.2.x.y</td><t
7f640	64 3e 64 65 6c 61 79 20 78 20 2b 20 79 2a 32 35 36 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 3c 2f	d>delay.x.+.y*256.microseconds</
7f660	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 46 6f 72 65 76 65 72 3c 2f 74 64	td></tr><tr><td>Loop.Forever</td
7f680	3e 3c 74 64 3e 32 35 35 20 33 3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70 20 66 6f 72 65 76 65 72 3c	><td>255.3</td><td>loop.forever<
7f6a0	2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72	/td></tr></tbody></table><br><br
7f6c0	3e 49 66 20 70 72 65 73 65 6e 74 20 4c 6f 6f 70 20 46 6f 72 65 76 65 72 20 6d 75 73 74 20 62 65	>If.present.Loop.Forever.must.be
7f6e0	20 74 68 65 20 6c 61 73 74 20 65 6e 74 72 79 20 69 6e 20 74 68 65 20 63 68 61 69 6e 2e 0a 3c 62	.the.last.entry.in.the.chain..<b
7f700	72 3e 3c 62 72 3e 54 68 65 20 63 6f 64 65 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 64 69 6d 65	r><br>The.code.is.currently.dime
7f720	6e 73 69 6f 6e 65 64 20 74 6f 20 73 75 70 70 6f 72 74 20 61 20 63 68 61 69 6e 20 77 69 74 68 0a	nsioned.to.support.a.chain.with.
7f740	72 6f 75 67 68 6c 79 20 36 30 30 20 65 6e 74 72 69 65 73 20 61 6e 64 20 32 30 20 6c 6f 6f 70 20	roughly.600.entries.and.20.loop.
7f760	63 6f 75 6e 74 65 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d	counters..<br><br><b><small>Exam
7f780	70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 21 2f	ple</small></b><br><br><code>#!/
7f7a0	75 73 72 2f 62 69 6e 2f 65 6e 76 26 6e 62 73 70 3b 70 79 74 68 6f 6e 3c 62 72 3e 3c 62 72 3e 69	usr/bin/env&nbsp;python<br><br>i
7f7c0	6d 70 6f 72 74 26 6e 62 73 70 3b 74 69 6d 65 3c 62 72 3e 69 6d 70 6f 72 74 26 6e 62 73 70 3b 70	mport&nbsp;time<br>import&nbsp;p
7f7e0	69 67 70 69 6f 3c 62 72 3e 3c 62 72 3e 57 41 56 45 53 3d 35 3c 62 72 3e 47 50 49 4f 3d 34 3c 62	igpio<br><br>WAVES=5<br>GPIO=4<b
7f800	72 3e 3c 62 72 3e 77 69 64 3d 5b 30 5d 2a 57 41 56 45 53 3c 62 72 3e 3c 62 72 3e 70 69 26 6e 62	r><br>wid=[0]*WAVES<br><br>pi&nb
7f820	73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 70 69 28 29 26 6e 62 73 70 3b 23 26 6e 62 73	sp;=&nbsp;pigpio.pi()&nbsp;#&nbs
7f840	70 3b 43 6f 6e 6e 65 63 74 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6c 6f 63 61 6c 26 6e 62 73	p;Connect&nbsp;to&nbsp;local&nbs
7f860	70 3b 50 69 2e 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 65 74 5f 6d 6f 64 65 28 47 50 49 4f 2c 26 6e	p;Pi.<br><br>pi.set_mode(GPIO,&n
7f880	62 73 70 3b 70 69 67 70 69 6f 2e 4f 55 54 50 55 54 29 3b 3c 62 72 3e 3c 62 72 3e 66 6f 72 26 6e	bsp;pigpio.OUTPUT);<br><br>for&n
7f8a0	62 73 70 3b 69 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 72 61 6e 67 65 28 57 41 56 45 53 29 3a	bsp;i&nbsp;in&nbsp;range(WAVES):
7f8c0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 61 64	<br>&nbsp;&nbsp;&nbsp;pi.wave_ad
7f8e0	64 5f 67 65 6e 65 72 69 63 28 5b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	d_generic([<br>&nbsp;&nbsp;&nbsp
7f900	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 70 75 6c 73 65 28	;&nbsp;&nbsp;&nbsp;pigpio.pulse(
7f920	31 26 6c 74 3b 26 6c 74 3b 47 50 49 4f 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 32 30 29 2c	1&lt;&lt;GPIO,&nbsp;0,&nbsp;20),
7f940	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
7f960	70 3b 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e 70 75 6c 73 65 28 30 2c 26 6e 62 73 70 3b 31 26 6c	p;&nbsp;pigpio.pulse(0,&nbsp;1&l
7f980	74 3b 26 6c 74 3b 47 50 49 4f 2c 26 6e 62 73 70 3b 28 69 2b 31 29 2a 32 30 30 29 5d 29 3b 3c 62	t;&lt;GPIO,&nbsp;(i+1)*200)]);<b
7f9a0	72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 69 5d 26 6e	r><br>&nbsp;&nbsp;&nbsp;wid[i]&n
7f9c0	62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 63 72 65 61 74 65 28 29 3b 3c 62 72 3e	bsp;=&nbsp;pi.wave_create();<br>
7f9e0	3c 62 72 3e 70 69 2e 77 61 76 65 5f 63 68 61 69 6e 28 5b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	<br>pi.wave_chain([<br>&nbsp;&nb
7fa00	73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 33 5d 2c 26 6e 62	sp;&nbsp;wid[4],&nbsp;wid[3],&nb
7fa20	73 70 3b 77 69 64 5b 32 5d 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;wid[2],&nbsp;&nbsp;&nbsp;&nbs
7fa40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 74 72 61 6e 73	p;&nbsp;&nbsp;&nbsp;#&nbsp;trans
7fa60	6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 34 2b 33 2b 32 3c 62 72 3e 26 6e 62	mit&nbsp;waves&nbsp;4+3+2<br>&nb
7fa80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70	sp;&nbsp;&nbsp;255,&nbsp;0,&nbsp
7faa0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
7fac0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
7fae0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
7fb00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
7fb20	6e 62 73 70 3b 23 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74 61 72 74 3c 62 72 3e 26	nbsp;#&nbsp;loop&nbsp;start<br>&
7fb40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
7fb60	73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64	sp;wid[0],&nbsp;wid[0],&nbsp;wid
7fb80	5b 30 5d 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62	[0],&nbsp;&nbsp;&nbsp;&nbsp;#&nb
7fba0	73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 30 2b 30 2b	sp;transmit&nbsp;waves&nbsp;0+0+
7fbc0	30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	0<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
7fbe0	73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;255,&nbsp;0,&nbsp;&nbsp
7fc00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
7fc20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
7fc40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
7fc60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74	;&nbsp;&nbsp;#&nbsp;loop&nbsp;st
7fc80	61 72 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	art<br>&nbsp;&nbsp;&nbsp;&nbsp;&
7fca0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wid
7fcc0	5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 31 5d 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	[0],&nbsp;wid[1],&nbsp;&nbsp;&nb
7fce0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
7fd00	3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65	;&nbsp;#&nbsp;transmit&nbsp;wave
7fd20	73 26 6e 62 73 70 3b 30 2b 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	s&nbsp;0+1<br>&nbsp;&nbsp;&nbsp;
7fd40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
7fd60	62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 30 78 38 38 2c 26 6e 62 73 70	bsp;255,&nbsp;2,&nbsp;0x88,&nbsp
7fd80	3b 30 78 31 33 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;0x13,&nbsp;&nbsp;&nbsp;&nbsp;&n
7fda0	62 73 70 3b 23 26 6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73 70 3b 35 30 30 30 75 73 3c 62 72 3e	bsp;#&nbsp;delay&nbsp;5000us<br>
7fdc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
7fde0	62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 33 30 2c 26 6e 62 73 70 3b 30	bsp;255,&nbsp;1,&nbsp;30,&nbsp;0
7fe00	2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	,&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
7fe20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
7fe40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b	sp;&nbsp;&nbsp;#&nbsp;loop&nbsp;
7fe60	65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73 70 3b 33 30 26 6e 62 73 70 3b 74 69	end&nbsp;(repeat&nbsp;30&nbsp;ti
7fe80	6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	mes)<br>&nbsp;&nbsp;&nbsp;&nbsp;
7fea0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;255,&nbsp;0,&nbsp;&n
7fec0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
7fee0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
7ff00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
7ff20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70	bsp;&nbsp;&nbsp;#&nbsp;loop&nbsp
7ff40	3b 73 74 61 72 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;start<br>&nbsp;&nbsp;&nbsp;&nbs
7ff60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
7ff80	77 69 64 5b 32 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 33 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d	wid[2],&nbsp;wid[3],&nbsp;wid[0]
7ffa0	2c 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65	,&nbsp;#&nbsp;transmit&nbsp;wave
7ffc0	73 26 6e 62 73 70 3b 32 2b 33 2b 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	s&nbsp;2+3+0<br>&nbsp;&nbsp;&nbs
7ffe0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
80000	00 00 00 82 26 6e 62 73 70 3b 77 69 64 5b 33 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 31 5d 2c 26 6e	....&nbsp;wid[3],&nbsp;wid[1],&n
80020	62 73 70 3b 77 69 64 5b 32 5d 2c 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74	bsp;wid[2],&nbsp;#&nbsp;transmit
80040	26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 33 2b 31 2b 32 3c 62 72 3e 26 6e 62 73 70 3b	&nbsp;waves&nbsp;3+1+2<br>&nbsp;
80060	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;25
80080	35 2c 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 31 30 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70	5,&nbsp;1,&nbsp;10,&nbsp;0,&nbsp
800a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
800c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
800e0	73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64 26 6e 62	sp;&nbsp;#&nbsp;loop&nbsp;end&nb
80100	73 70 3b 28 72 65 70 65 61 74 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 74 69 6d 65 73 29 3c 62	sp;(repeat&nbsp;10&nbsp;times)<b
80120	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 31 2c	r>&nbsp;&nbsp;&nbsp;255,&nbsp;1,
80140	26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	&nbsp;5,&nbsp;0,&nbsp;&nbsp;&nbs
80160	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
80180	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
801a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6c 6f 6f	bsp;&nbsp;&nbsp;&nbsp;#&nbsp;loo
801c0	70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73 70 3b 35 26 6e	p&nbsp;end&nbsp;(repeat&nbsp;5&n
801e0	62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;times)<br>&nbsp;&nbsp;&nbsp;
80200	77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 34 5d	wid[4],&nbsp;wid[4],&nbsp;wid[4]
80220	2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	,&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
80240	6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b	nbsp;&nbsp;#&nbsp;transmit&nbsp;
80260	77 61 76 65 73 26 6e 62 73 70 3b 34 2b 34 2b 34 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	waves&nbsp;4+4+4<br>&nbsp;&nbsp;
80280	26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 30 78 32 30 2c 26 6e 62	&nbsp;255,&nbsp;2,&nbsp;0x20,&nb
802a0	73 70 3b 30 78 34 45 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;0x4E,&nbsp;&nbsp;&nbsp;&nbsp;
802c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
802e0	62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73 70 3b 32 30 30 30	bsp;&nbsp;#&nbsp;delay&nbsp;2000
80300	30 75 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c	0us<br>&nbsp;&nbsp;&nbsp;wid[0],
80320	26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b	&nbsp;wid[0],&nbsp;wid[0],&nbsp;
80340	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
80360	62 73 70 3b 23 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e	bsp;#&nbsp;transmit&nbsp;waves&n
80380	62 73 70 3b 30 2b 30 2b 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 5d	bsp;0+0+0<br>&nbsp;&nbsp;&nbsp;]
803a0	29 3c 62 72 3e 3c 62 72 3e 77 68 69 6c 65 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 74 78 5f 62	)<br><br>while&nbsp;pi.wave_tx_b
803c0	75 73 79 28 29 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 69 6d 65	usy():<br>&nbsp;&nbsp;&nbsp;time
803e0	2e 73 6c 65 65 70 28 30 2e 31 29 3b 3c 62 72 3e 3c 62 72 3e 66 6f 72 26 6e 62 73 70 3b 69 26 6e	.sleep(0.1);<br><br>for&nbsp;i&n
80400	62 73 70 3b 69 6e 26 6e 62 73 70 3b 72 61 6e 67 65 28 57 41 56 45 53 29 3a 3c 62 72 3e 26 6e 62	bsp;in&nbsp;range(WAVES):<br>&nb
80420	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 64 65 6c 65 74 65 28 77 69	sp;&nbsp;&nbsp;pi.wave_delete(wi
80440	64 5b 69 5d 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 73 74 6f 70 28 29 3c 62 72 3e 3c 2f 63 6f 64 65	d[i])<br><br>pi.stop()<br></code
80460	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 63 6c 65 61 72 22 3e 77 61 76 65 5f 63	><h3><a.name="wave_clear">wave_c
80480	6c 65 61 72 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6c 65 61 72	lear<small>()</small></h3>.Clear
804a0	73 20 61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 20 61 6e 64 20 61 6e 79 20 64 61 74 61 20 61 64 64	s.all.waveforms.and.any.data.add
804c0	65 64 20 62 79 20 63 61 6c 6c 73 20 74 6f 20 74 68 65 0a 3c 61 20 68 72 65 66 3d 22 23 77 61 76	ed.by.calls.to.the.<a.href="#wav
804e0	65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e	e_add_*">wave_add_*</a>.function
80500	73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	s..<br><br><b><small>Example</sm
80520	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 77 61 76 65 5f 63 6c	all></b><br><br><code>pi.wave_cl
80540	65 61 72 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76	ear()<br></code><h3><a.name="wav
80560	65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 73 6d 61 6c 6c 3e 28 29 3c 2f	e_create">wave_create<small>()</
80580	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 66	small></h3>.Creates.a.waveform.f
805a0	72 6f 6d 20 74 68 65 20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 70 72 69	rom.the.data.provided.by.the.pri
805c0	6f 72 20 63 61 6c 6c 73 0a 74 6f 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61	or.calls.to.the.<a.href="#wave_a
805e0	64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 2e 0a	dd_*">wave_add_*</a>.functions..
80600	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 77 61 76 65 20 69 64 20 28 26 67 74 3b 3d	<br><br>Returns.a.wave.id.(&gt;=
80620	30 29 20 69 66 20 4f 4b 2c 20 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 45 4d 50 54 59 5f 57 41	0).if.OK,..otherwise.PI_EMPTY_WA
80640	56 45 46 4f 52 4d 2c 0a 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 43 42 53 2c 20 50 49 5f 54 4f 4f 5f	VEFORM,.PI_TOO_MANY_CBS,.PI_TOO_
80660	4d 41 4e 59 5f 4f 4f 4c 2c 20 6f 72 20 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d 5f 49 44 2e 0a	MANY_OOL,.or.PI_NO_WAVEFORM_ID..
80680	3c 62 72 3e 3c 62 72 3e 54 68 65 20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65	<br><br>The.data.provided.by.the
806a0	20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f	.<a.href="#wave_add_*">wave_add_
806c0	2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 20 69 73 20 63 6f 6e 73 75 6d 65 64 20 62 79 0a 74	*</a>.functions.is.consumed.by.t
806e0	68 69 73 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 20 6d 61 6e 79 20 77 61	his.function..<br><br>As.many.wa
80700	76 65 66 6f 72 6d 73 20 6d 61 79 20 62 65 20 63 72 65 61 74 65 64 20 61 73 20 74 68 65 72 65 20	veforms.may.be.created.as.there.
80720	69 73 20 73 70 61 63 65 20 61 76 61 69 6c 61 62 6c 65 2e 0a 54 68 65 20 77 61 76 65 20 69 64 20	is.space.available..The.wave.id.
80740	69 73 20 70 61 73 73 65 64 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64	is.passed.to.<a.href="#wave_send
80760	5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20 74 6f 20 73 70 65 63 69 66 79 20 74	_*">wave_send_*</a>.to.specify.t
80780	68 65 20 77 61 76 65 66 6f 72 6d 0a 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72	he.waveform.to.transmit..<br><br
807a0	3e 4e 6f 72 6d 61 6c 20 75 73 61 67 65 20 77 6f 75 6c 64 20 62 65 0a 3c 62 72 3e 3c 62 72 3e 53	>Normal.usage.would.be.<br><br>S
807c0	74 65 70 20 31 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 6c 65 61 72 22 3e 77 61 76	tep.1..<a.href="#wave_clear">wav
807e0	65 5f 63 6c 65 61 72 3c 2f 61 3e 20 74 6f 20 63 6c 65 61 72 20 61 6c 6c 20 77 61 76 65 66 6f 72	e_clear</a>.to.clear.all.wavefor
80800	6d 73 20 61 6e 64 20 61 64 64 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20	ms.and.added.data..<br><br>Step.
80820	32 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64	2..<a.href="#wave_add_*">wave_ad
80840	64 5f 2a 3c 2f 61 3e 20 63 61 6c 6c 73 20 74 6f 20 73 75 70 70 6c 79 20 74 68 65 20 77 61 76 65	d_*</a>.calls.to.supply.the.wave
80860	66 6f 72 6d 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 33 2e 20 3c 61 20 68 72	form.data..<br><br>Step.3..<a.hr
80880	65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61	ef="#wave_create">wave_create</a
808a0	3e 20 74 6f 20 63 72 65 61 74 65 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 61 6e 64 20 67 65 74	>.to.create.the.waveform.and.get
808c0	20 61 20 75 6e 69 71 75 65 20 69 64 0a 3c 62 72 3e 3c 62 72 3e 52 65 70 65 61 74 20 73 74 65 70	.a.unique.id.<br><br>Repeat.step
808e0	73 20 32 20 61 6e 64 20 33 20 61 73 20 6e 65 65 64 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65	s.2.and.3.as.needed..<br><br>Ste
80900	70 20 34 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 2a 22 3e 77 61 76 65	p.4..<a.href="#wave_send_*">wave
80920	5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20 77 69 74 68 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77	_send_*</a>.with.the.id.of.the.w
80940	61 76 65 66 6f 72 6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 77	aveform.to.transmit..<br><br>A.w
80960	61 76 65 66 6f 72 6d 20 63 6f 6d 70 72 69 73 65 73 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 70 75	aveform.comprises.one.or.more.pu
80980	6c 73 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 70 75 6c 73 65 20 73 70 65 63 69 66 69 65 73 0a	lses..<br><br>A.pulse.specifies.
809a0	3c 62 72 3e 3c 62 72 3e 31 29 20 74 68 65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68	<br><br>1).the.GPIO.to.be.switch
809c0	65 64 20 6f 6e 20 61 74 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e	ed.on.at.the.start.of.the.pulse.
809e0	0a 32 29 20 74 68 65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65 64 20 6f 66 66 20	.2).the.GPIO.to.be.switched.off.
80a00	61 74 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 0a 33 29 20 74 68	at.the.start.of.the.pulse..3).th
80a20	65 20 64 65 6c 61 79 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 62 65 66 6f 72 65 20 74	e.delay.in.microseconds.before.t
80a40	68 65 20 6e 65 78 74 20 70 75 6c 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6e 79 20 6f 72 20 61 6c	he.next.pulse..<br><br>Any.or.al
80a60	6c 20 74 68 65 20 66 69 65 6c 64 73 20 63 61 6e 20 62 65 20 7a 65 72 6f 2e 20 20 49 74 20 64 6f	l.the.fields.can.be.zero...It.do
80a80	65 73 6e 27 74 20 6d 61 6b 65 20 61 6e 79 20 73 65 6e 73 65 0a 74 6f 20 73 65 74 20 61 6c 6c 20	esn't.make.any.sense.to.set.all.
80aa0	74 68 65 20 66 69 65 6c 64 73 20 74 6f 20 7a 65 72 6f 20 28 74 68 65 20 70 75 6c 73 65 20 77 69	the.fields.to.zero.(the.pulse.wi
80ac0	6c 6c 20 62 65 20 69 67 6e 6f 72 65 64 29 2e 0a 3c 62 72 3e 3c 62 72 3e 57 68 65 6e 20 61 20 77	ll.be.ignored)..<br><br>When.a.w
80ae0	61 76 65 66 6f 72 6d 20 69 73 20 73 74 61 72 74 65 64 20 65 61 63 68 20 70 75 6c 73 65 20 69 73	aveform.is.started.each.pulse.is
80b00	20 65 78 65 63 75 74 65 64 20 69 6e 20 6f 72 64 65 72 20 77 69 74 68 0a 74 68 65 20 73 70 65 63	.executed.in.order.with.the.spec
80b20	69 66 69 65 64 20 64 65 6c 61 79 20 62 65 74 77 65 65 6e 20 74 68 65 20 70 75 6c 73 65 20 61 6e	ified.delay.between.the.pulse.an
80b40	64 20 74 68 65 20 6e 65 78 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	d.the.next..<br><br><b><small>Ex
80b60	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 77	ample</small></b><br><br><code>w
80b80	69 64 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 63 72 65 61 74 65 28 29 3c	id&nbsp;=&nbsp;pi.wave_create()<
80ba0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 63 72 65 61	br></code><h3><a.name="wave_crea
80bc0	74 65 5f 61 6e 64 5f 70 61 64 22 3e 77 61 76 65 5f 63 72 65 61 74 65 5f 61 6e 64 5f 70 61 64 3c	te_and_pad">wave_create_and_pad<
80be0	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 70 65 72 63 65 6e 74 22 3e 70 65 72 63 65 6e	small>(<a.href="#percent">percen
80c00	74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f	t</a>)</small></h3>.This.functio
80c20	6e 20 63 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 6c 69 6b 65 20 3c 61 20 68 72 65	n.creates.a.waveform.like.<a.hre
80c40	66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e	f="#wave_create">wave_create</a>
80c60	20 62 75 74 20 70 61 64 73 20 74 68 65 20 63 6f 6e 73 75 6d 65 64 0a 72 65 73 6f 75 72 63 65 73	.but.pads.the.consumed.resources
80c80	2e 20 57 68 65 72 65 20 70 65 72 63 65 6e 74 20 67 69 76 65 73 20 74 68 65 20 70 65 72 63 65 6e	..Where.percent.gives.the.percen
80ca0	74 61 67 65 20 6f 66 20 74 68 65 20 72 65 73 6f 75 72 63 65 73 20 74 6f 20 75 73 65 0a 28 69 6e	tage.of.the.resources.to.use.(in
80cc0	20 74 65 72 6d 73 20 6f 66 20 74 68 65 20 74 68 65 6f 72 65 74 69 63 61 6c 20 6d 61 78 69 6d 75	.terms.of.the.theoretical.maximu
80ce0	6d 2c 20 6e 6f 74 20 74 68 65 20 63 75 72 72 65 6e 74 20 61 6d 6f 75 6e 74 20 66 72 65 65 29 2e	m,.not.the.current.amount.free).
80d00	0a 54 68 69 73 20 61 6c 6c 6f 77 73 20 74 68 65 20 72 65 75 73 65 20 6f 66 20 64 65 6c 65 74 65	.This.allows.the.reuse.of.delete
80d20	64 20 77 61 76 65 73 20 77 68 69 6c 65 20 61 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 69 73 20	d.waves.while.a.transmission.is.
80d40	61 63 74 69 76 65 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 61 20 77	active..<br><br>Upon.success.a.w
80d60	61 76 65 20 69 64 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20	ave.id.greater.than.or.equal.to.
80d80	30 20 69 73 20 72 65 74 75 72 6e 65 64 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 45 4d 50 54	0.is.returned,.otherwise.PI_EMPT
80da0	59 5f 57 41 56 45 46 4f 52 4d 2c 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 43 42 53 2c 20 50 49 5f	Y_WAVEFORM,.PI_TOO_MANY_CBS,.PI_
80dc0	54 4f 4f 5f 4d 41 4e 59 5f 4f 4f 4c 2c 20 6f 72 20 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d 5f	TOO_MANY_OOL,.or.PI_NO_WAVEFORM_
80de0	49 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 65 72 63 65 6e 74 3a 26 6e 62 73 70 3b	ID..<br><br><code>percent:&nbsp;
80e00	30 2d 31 30 30 2c 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 77 61	0-100,&nbsp;size&nbsp;of&nbsp;wa
80e20	76 65 66 6f 72 6d 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 70 65 72 63 65 6e 74 61 67 65 26 6e	veform&nbsp;as&nbsp;percentage&n
80e40	62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 61 78 69 6d 75 6d 26 6e 62 73 70 3b 61 76 61 69 6c 61 62	bsp;of&nbsp;maximum&nbsp;availab
80e60	6c 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 64 61 74 61 20 70	le.<br></code><br><br>The.data.p
80e80	72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64	rovided.by.the.<a.href="#wave_ad
80ea0	64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 20 61 72	d_*">wave_add_*</a>.functions.ar
80ec0	65 20 63 6f 6e 73 75 6d 65 64 20 62 79 20 74 68 69 73 0a 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72	e.consumed.by.this.function..<br
80ee0	3e 3c 62 72 3e 41 73 20 6d 61 6e 79 20 77 61 76 65 66 6f 72 6d 73 20 6d 61 79 20 62 65 20 63 72	><br>As.many.waveforms.may.be.cr
80f00	65 61 74 65 64 20 61 73 20 74 68 65 72 65 20 69 73 20 73 70 61 63 65 20 61 76 61 69 6c 61 62 6c	eated.as.there.is.space.availabl
80f20	65 2e 20 54 68 65 0a 77 61 76 65 20 69 64 20 69 73 20 70 61 73 73 65 64 20 74 6f 20 3c 61 20 68	e..The.wave.id.is.passed.to.<a.h
80f40	72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f	ref="#wave_send_*">wave_send_*</
80f60	61 3e 20 74 6f 20 73 70 65 63 69 66 79 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 74 72	a>.to.specify.the.waveform.to.tr
80f80	61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 75 73 61 67 65 20 77 6f 75 6c 64 20 62 65	ansmit..<br><br>A.usage.would.be
80fa0	20 74 68 65 20 63 72 65 61 74 69 6f 6e 20 6f 66 20 74 77 6f 20 77 61 76 65 73 20 77 68 65 72 65	.the.creation.of.two.waves.where
80fc0	20 6f 6e 65 20 69 73 20 66 69 6c 6c 65 64 20 77 68 69 6c 65 20 74 68 65 0a 6f 74 68 65 72 20 69	.one.is.filled.while.the.other.i
80fe0	73 20 62 65 69 6e 67 20 74 72 61 6e 73 6d 69 74 74 65 64 2e 20 20 45 61 63 68 20 77 61 76 65 20	s.being.transmitted...Each.wave.
81000	00 00 00 83 69 73 20 61 73 73 69 67 6e 65 64 20 35 30 25 20 6f 66 20 74 68 65 20 72 65 73 6f 75	....is.assigned.50%.of.the.resou
81020	72 63 65 73 2e 0a 54 68 69 73 20 62 75 66 66 65 72 20 73 74 72 75 63 74 75 72 65 20 61 6c 6c 6f	rces..This.buffer.structure.allo
81040	77 73 20 74 68 65 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 6f 66 20 69 6e 66 69 6e 69 74 65 20	ws.the.transmission.of.infinite.
81060	77 61 76 65 20 73 65 71 75 65 6e 63 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 72 6d 61 6c 20 75	wave.sequences..<br><br>Normal.u
81080	73 61 67 65 3a 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 31 2e 20 3c 61 20 68 72 65 66 3d 22 23	sage:.<br><br>Step.1..<a.href="#
810a0	77 61 76 65 5f 63 6c 65 61 72 22 3e 77 61 76 65 5f 63 6c 65 61 72 3c 2f 61 3e 20 74 6f 20 63 6c	wave_clear">wave_clear</a>.to.cl
810c0	65 61 72 20 61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 20 61 6e 64 20 61 64 64 65 64 20 64 61 74 61	ear.all.waveforms.and.added.data
810e0	2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 32 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65	..<br><br>Step.2..<a.href="#wave
81100	5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 63 61 6c 6c 73 20 74 6f 20	_add_*">wave_add_*</a>.calls.to.
81120	73 75 70 70 6c 79 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62	supply.the.waveform.data..<br><b
81140	72 3e 53 74 65 70 20 33 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 5f	r>Step.3..<a.href="#wave_create_
81160	61 6e 64 5f 70 61 64 22 3e 77 61 76 65 5f 63 72 65 61 74 65 5f 61 6e 64 5f 70 61 64 3c 2f 61 3e	and_pad">wave_create_and_pad</a>
81180	20 74 6f 20 63 72 65 61 74 65 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 66 20 75 6e 69 66 6f 72 6d	.to.create.a.waveform.of.uniform
811a0	20 73 69 7a 65 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 34 2e 20 3c 61 20 68 72 65 66 3d 22	.size..<br><br>Step.4..<a.href="
811c0	23 77 61 76 65 5f 73 65 6e 64 5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20 77 69	#wave_send_*">wave_send_*</a>.wi
811e0	74 68 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 74 72 61	th.the.id.of.the.waveform.to.tra
81200	6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 70 65 61 74 20 73 74 65 70 73 20 32 2d 34 20	nsmit..<br><br>Repeat.steps.2-4.
81220	61 73 20 6e 65 65 64 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 35 2e 20 41 6e 79 20 77	as.needed..<br><br>Step.5..Any.w
81240	61 76 65 20 69 64 20 63 61 6e 20 6e 6f 77 20 62 65 20 64 65 6c 65 74 65 64 20 61 6e 64 20 61 6e	ave.id.can.now.be.deleted.and.an
81260	6f 74 68 65 72 20 77 61 76 65 20 6f 66 20 74 68 65 20 73 61 6d 65 20 73 69 7a 65 0a 20 20 20 20	other.wave.of.the.same.size.....
81280	20 20 20 20 63 61 6e 20 62 65 20 63 72 65 61 74 65 64 20 69 6e 20 69 74 73 20 70 6c 61 63 65 2e	....can.be.created.in.its.place.
812a0	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	.<br><br><b><small>Example</smal
812c0	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 77 69 64 26 6e 62 73 70 3b 3d 26 6e	l></b><br><br><code>wid&nbsp;=&n
812e0	62 73 70 3b 70 69 2e 77 61 76 65 5f 63 72 65 61 74 65 5f 61 6e 64 5f 70 61 64 28 35 30 29 3c 62	bsp;pi.wave_create_and_pad(50)<b
81300	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 64 65 6c 65 74	r></code><h3><a.name="wave_delet
81320	65 22 3e 77 61 76 65 5f 64 65 6c 65 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	e">wave_delete<small>(<a.href="#
81340	77 61 76 65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	wave_id">wave_id</a>)</small></h
81360	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 64 65 6c 65 74 65 73 20 74 68 65 20 77 61 76	3>.This.function.deletes.the.wav
81380	65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 77 61 76 65 5f 69 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	eform.with.id.wave_id..<br><br><
813a0	62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	b><small>Parameters</small></b><
813c0	62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 77 61 76 65 5f 69 64 3a 3d 26 6e 62 73 70 3b 26 67 74 3b	br><br><samp>wave_id:=&nbsp;&gt;
813e0	3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62	=0&nbsp;(as&nbsp;returned&nbsp;b
81400	79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62	y&nbsp;a&nbsp;prior&nbsp;call&nb
81420	73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65	sp;to&nbsp;<a.href="#wave_create
81440	22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62	">wave_create</a>).<br></samp><b
81460	72 3e 3c 62 72 3e 57 61 76 65 20 69 64 73 20 61 72 65 20 61 6c 6c 6f 63 61 74 65 64 20 69 6e 20	r><br>Wave.ids.are.allocated.in.
81480	6f 72 64 65 72 2c 20 30 2c 20 31 2c 20 32 2c 20 65 74 63 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	order,.0,.1,.2,.etc..<br><br>The
814a0	20 77 61 76 65 20 69 73 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f 6e 2e 20 20	.wave.is.flagged.for.deletion...
814c0	54 68 65 20 72 65 73 6f 75 72 63 65 73 20 75 73 65 64 20 62 79 20 74 68 65 20 77 61 76 65 0a 77	The.resources.used.by.the.wave.w
814e0	69 6c 6c 20 6f 6e 6c 79 20 62 65 20 72 65 75 73 65 64 20 77 68 65 6e 20 65 69 74 68 65 72 20 6f	ill.only.be.reused.when.either.o
81500	66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 61 70 70 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 2d	f.the.following.apply..<br><br>-
81520	20 61 6c 6c 20 77 61 76 65 73 20 77 69 74 68 20 68 69 67 68 65 72 20 6e 75 6d 62 65 72 65 64 20	.all.waves.with.higher.numbered.
81540	77 61 76 65 20 69 64 73 20 68 61 76 65 20 62 65 65 6e 20 64 65 6c 65 74 65 64 20 6f 72 20 68 61	wave.ids.have.been.deleted.or.ha
81560	76 65 0a 62 65 65 6e 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f 6e 2e 0a 3c 62	ve.been.flagged.for.deletion..<b
81580	72 3e 3c 62 72 3e 2d 20 61 20 6e 65 77 20 77 61 76 65 20 69 73 20 63 72 65 61 74 65 64 20 77 68	r><br>-.a.new.wave.is.created.wh
815a0	69 63 68 20 75 73 65 73 20 65 78 61 63 74 6c 79 20 74 68 65 20 73 61 6d 65 20 72 65 73 6f 75 72	ich.uses.exactly.the.same.resour
815c0	63 65 73 20 61 73 0a 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 20 28 73 65 65 20 74 68 65	ces.as.the.current.wave.(see.the
815e0	20 43 20 73 6f 75 72 63 65 20 66 6f 72 20 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 20 66 6f 72	.C.source.for.gpioWaveCreate.for
81600	20 64 65 74 61 69 6c 73 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61	.details)..<br><br><b><small>Exa
81620	6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69	mple</small></b><br><br><code>pi
81640	2e 77 61 76 65 5f 64 65 6c 65 74 65 28 36 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 64 65 6c 65	.wave_delete(6)&nbsp;#&nbsp;dele
81660	74 65 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b	te&nbsp;waveform&nbsp;with&nbsp;
81680	69 64 26 6e 62 73 70 3b 36 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 64 65 6c 65 74 65 28	id&nbsp;6<br><br>pi.wave_delete(
816a0	30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 64 65 6c 65 74 65 26 6e 62 73 70 3b 77 61 76 65 66	0)&nbsp;#&nbsp;delete&nbsp;wavef
816c0	6f 72 6d 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 69 64 26 6e 62 73 70 3b 30 3c 62 72 3e	orm&nbsp;with&nbsp;id&nbsp;0<br>
816e0	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 63 62 73	</code><h3><a.name="wave_get_cbs
81700	22 3e 77 61 76 65 5f 67 65 74 5f 63 62 73 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c	">wave_get_cbs<small>()</small><
81720	2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 44 4d 41 20 63	/h3>.Returns.the.length.in.DMA.c
81740	6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 0a 77 61 76	ontrol.blocks.of.the.current.wav
81760	65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65	eform..<br><br><b><small>Example
81780	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 63 62 73 26 6e 62	</small></b><br><br><code>cbs&nb
817a0	73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 67 65 74 5f 63 62 73 28 29 3c 62 72 3e 3c	sp;=&nbsp;pi.wave_get_cbs()<br><
817c0	2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f	/code><h3><a.name="wave_get_max_
817e0	63 62 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63 62 73 3c 73 6d 61 6c 6c 3e 28 29 3c 2f	cbs">wave_get_max_cbs<small>()</
81800	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 6d 61 78 69 6d 75 6d 20	small></h3>.Returns.the.maximum.
81820	70 6f 73 73 69 62 6c 65 20 73 69 7a 65 20 6f 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 6e 20 44	possible.size.of.a.waveform.in.D
81840	4d 41 0a 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	MA.control.blocks..<br><br><b><s
81860	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
81880	3c 63 6f 64 65 3e 63 62 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 67 65	<code>cbs&nbsp;=&nbsp;pi.wave_ge
818a0	74 5f 6d 61 78 5f 63 62 73 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	t_max_cbs()<br></code><h3><a.nam
818c0	65 3d 22 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 6d 69 63 72 6f 73 22 3e 77 61 76 65 5f 67 65 74	e="wave_get_max_micros">wave_get
818e0	5f 6d 61 78 5f 6d 69 63 72 6f 73 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	_max_micros<small>()</small></h3
81900	3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f 73 73 69 62 6c 65 20 73	>.Returns.the.maximum.possible.s
81920	69 7a 65 20 6f 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64	ize.of.a.waveform.in.microsecond
81940	73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	s..<br><br><b><small>Example</sm
81960	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 6d 69 63 72 6f 73 26 6e 62 73	all></b><br><br><code>micros&nbs
81980	70 3b 3d 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 6d 69 63 72 6f 73 28	p;=&nbsp;pi.wave_get_max_micros(
819a0	29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65	)<br></code><h3><a.name="wave_ge
819c0	74 5f 6d 61 78 5f 70 75 6c 73 65 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65	t_max_pulses">wave_get_max_pulse
819e0	73 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20	s<small>()</small></h3>.Returns.
81a00	74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f 73 73 69 62 6c 65 20 73 69 7a 65 20 6f 66 20 61 20 77	the.maximum.possible.size.of.a.w
81a20	61 76 65 66 6f 72 6d 20 69 6e 20 70 75 6c 73 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	aveform.in.pulses..<br><br><b><s
81a40	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
81a60	3c 63 6f 64 65 3e 70 75 6c 73 65 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 77 61 76 65	<code>pulses&nbsp;=&nbsp;pi.wave
81a80	5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65 73 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	_get_max_pulses()<br></code><h3>
81aa0	3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 6d 69 63 72 6f 73 22 3e 77 61 76 65 5f 67	<a.name="wave_get_micros">wave_g
81ac0	65 74 5f 6d 69 63 72 6f 73 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	et_micros<small>()</small></h3>.
81ae0	52 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e	Returns.the.length.in.microsecon
81b00	64 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e	ds.of.the.current.waveform..<br>
81b20	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
81b40	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 6d 69 63 72 6f 73 26 6e 62 73 70 3b 3d 26 6e 62 73	><br><br><code>micros&nbsp;=&nbs
81b60	70 3b 70 69 2e 77 61 76 65 5f 67 65 74 5f 6d 69 63 72 6f 73 28 29 3c 62 72 3e 3c 2f 63 6f 64 65	p;pi.wave_get_micros()<br></code
81b80	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 70 75 6c 73 65 73 22 3e 77	><h3><a.name="wave_get_pulses">w
81ba0	61 76 65 5f 67 65 74 5f 70 75 6c 73 65 73 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c	ave_get_pulses<small>()</small><
81bc0	2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 70 75 6c 73 65	/h3>.Returns.the.length.in.pulse
81be0	73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c	s.of.the.current.waveform..<br><
81c00	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
81c20	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 75 6c 73 65 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70	<br><br><code>pulses&nbsp;=&nbsp
81c40	3b 70 69 2e 77 61 76 65 5f 67 65 74 5f 70 75 6c 73 65 73 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e	;pi.wave_get_pulses()<br></code>
81c60	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e 77 61 76	<h3><a.name="wave_send_once">wav
81c80	65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 77 61 76	e_send_once<small>(<a.href="#wav
81ca0	65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	e_id">wave_id</a>)</small></h3>.
81cc0	54 72 61 6e 73 6d 69 74 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 77	Transmits.the.waveform.with.id.w
81ce0	61 76 65 5f 69 64 2e 20 20 54 68 65 20 77 61 76 65 66 6f 72 6d 20 69 73 20 73 65 6e 74 0a 6f 6e	ave_id...The.waveform.is.sent.on
81d00	63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50	ce..<br><br>NOTE:.Any.hardware.P
81d20	57 4d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65	WM.started.by.<a.href="#hardware
81d40	5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 20 77 69 6c 6c 0a 62 65 20 63	_PWM">hardware_PWM</a>.will.be.c
81d60	61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61	ancelled..<br><br><b><small>Para
81d80	6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e	meters</small></b><br><br><samp>
81da0	77 61 76 65 5f 69 64 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e	wave_id:=&nbsp;&gt;=0&nbsp;(as&n
81dc0	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70	bsp;returned&nbsp;by&nbsp;a&nbsp
81de0	3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61	;prior&nbsp;call&nbsp;to&nbsp;<a
81e00	20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65	.href="#wave_create">wave_create
81e20	3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	</a>).<br></samp><br><br>Returns
81e40	20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b	.the.number.of.DMA.control.block
81e60	73 20 75 73 65 64 20 69 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e	s.used.in.the.waveform..<br><br>
81e80	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
81ea0	3e 3c 62 72 3e 3c 63 6f 64 65 3e 63 62 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 77 61	><br><code>cbs&nbsp;=&nbsp;pi.wa
81ec0	76 65 5f 73 65 6e 64 5f 6f 6e 63 65 28 77 69 64 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	ve_send_once(wid)<br></code><h3>
81ee0	3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f	<a.name="wave_send_repeat">wave_
81f00	73 65 6e 64 5f 72 65 70 65 61 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 77 61 76	send_repeat<small>(<a.href="#wav
81f20	65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	e_id">wave_id</a>)</small></h3>.
81f40	54 72 61 6e 73 6d 69 74 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 77	Transmits.the.waveform.with.id.w
81f60	61 76 65 5f 69 64 2e 20 20 54 68 65 20 77 61 76 65 66 6f 72 6d 20 72 65 70 65 61 74 73 0a 75 6e	ave_id...The.waveform.repeats.un
81f80	74 69 6c 20 77 61 76 65 5f 74 78 5f 73 74 6f 70 20 69 73 20 63 61 6c 6c 65 64 20 6f 72 20 61 6e	til.wave_tx_stop.is.called.or.an
81fa0	6f 74 68 65 72 20 63 61 6c 6c 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e	other.call.to.<a.href="#wave_sen
81fc0	64 5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 0a 69 73 20 6d 61 64 65 2e 0a 3c 62	d_*">wave_send_*</a>.is.made..<b
81fe0	72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61	r><br>NOTE:.Any.hardware.PWM.sta
82000	00 00 00 84 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 50	....rted.by.<a.href="#hardware_P
82020	57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 20 77 69 6c 6c 0a 62 65 20 63 61 6e	WM">hardware_PWM</a>.will.be.can
82040	63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65	celled..<br><br><b><small>Parame
82060	74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 77 61	ters</small></b><br><br><samp>wa
82080	76 65 5f 69 64 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73	ve_id:=&nbsp;&gt;=0&nbsp;(as&nbs
820a0	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70	p;returned&nbsp;by&nbsp;a&nbsp;p
820c0	72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68	rior&nbsp;call&nbsp;to&nbsp;<a.h
820e0	72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f	ref="#wave_create">wave_create</
82100	61 3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74	a>).<br></samp><br><br>Returns.t
82120	68 65 20 6e 75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20	he.number.of.DMA.control.blocks.
82140	75 73 65 64 20 69 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	used.in.the.waveform..<br><br><b
82160	3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c	><small>Example</small></b><br><
82180	62 72 3e 3c 63 6f 64 65 3e 63 62 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 2e 77 61 76 65	br><code>cbs&nbsp;=&nbsp;pi.wave
821a0	5f 73 65 6e 64 5f 72 65 70 65 61 74 28 77 69 64 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	_send_repeat(wid)<br></code><h3>
821c0	3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73 65 6e 64 5f 75 73 69 6e 67 5f 6d 6f 64 65 22 3e 77	<a.name="wave_send_using_mode">w
821e0	61 76 65 5f 73 65 6e 64 5f 75 73 69 6e 67 5f 6d 6f 64 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72	ave_send_using_mode<small>(<a.hr
82200	65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 2c 20 3c 61 20 68 72	ef="#wave_id">wave_id</a>,.<a.hr
82220	65 66 3d 22 23 6d 6f 64 65 22 3e 6d 6f 64 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	ef="#mode">mode</a>)</small></h3
82240	3e 0a 54 72 61 6e 73 6d 69 74 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64	>.Transmits.the.waveform.with.id
82260	20 77 61 76 65 5f 69 64 20 75 73 69 6e 67 20 6d 6f 64 65 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62	.wave_id.using.mode.mode..<br><b
82280	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f	r><b><small>Parameters</small></
822a0	62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 77 61 76 65 5f 69 64 3a 3d 26 6e 62 73 70 3b 26	b><br><br><samp>wave_id:=&nbsp;&
822c0	67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73	gt;=0&nbsp;(as&nbsp;returned&nbs
822e0	70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c	p;by&nbsp;a&nbsp;prior&nbsp;call
82300	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65	&nbsp;to&nbsp;<a.href="#wave_cre
82320	61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b	ate">wave_create</a>).<br>&nbsp;
82340	26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 6f 64 65 3a 3d 26 6e 62 73 70 3b 57 41 56 45 5f 4d 4f 44	&nbsp;&nbsp;mode:=&nbsp;WAVE_MOD
82360	45 5f 4f 4e 45 5f 53 48 4f 54 2c 26 6e 62 73 70 3b 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41	E_ONE_SHOT,&nbsp;WAVE_MODE_REPEA
82380	54 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	T,<br>&nbsp;&nbsp;&nbsp;&nbsp;&n
823a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
823c0	70 3b 57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 5f 53 59 4e 43 2c 26 6e 62 73 70 3b	p;WAVE_MODE_ONE_SHOT_SYNC,&nbsp;
823e0	6f 72 26 6e 62 73 70 3b 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 5f 53 59 4e 43 2e 3c 62	or&nbsp;WAVE_MODE_REPEAT_SYNC.<b
82400	72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53	r></samp><br><br>WAVE_MODE_ONE_S
82420	48 4f 54 3a 20 73 61 6d 65 20 61 73 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64	HOT:.same.as.<a.href="#wave_send
82440	5f 6f 6e 63 65 22 3e 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c	_once">wave_send_once</a>..<br><
82460	62 72 3e 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 20 73 61 6d 65 20 61 73 20 3c 61 20 68	br>WAVE_MODE_REPEAT.same.as.<a.h
82480	72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73 65 6e	ref="#wave_send_repeat">wave_sen
824a0	64 5f 72 65 70 65 61 74 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 57 41 56 45 5f 4d 4f 44 45 5f	d_repeat</a>..<br><br>WAVE_MODE_
824c0	4f 4e 45 5f 53 48 4f 54 5f 53 59 4e 43 20 73 61 6d 65 20 61 73 20 3c 61 20 68 72 65 66 3d 22 23	ONE_SHOT_SYNC.same.as.<a.href="#
824e0	77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 2f	wave_send_once">wave_send_once</
82500	61 3e 20 62 75 74 20 74 72 69 65 73 0a 74 6f 20 73 79 6e 63 20 77 69 74 68 20 74 68 65 20 70 72	a>.but.tries.to.sync.with.the.pr
82520	65 76 69 6f 75 73 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 57 41 56 45 5f 4d 4f	evious.waveform..<br><br>WAVE_MO
82540	44 45 5f 52 45 50 45 41 54 5f 53 59 4e 43 20 73 61 6d 65 20 61 73 20 3c 61 20 68 72 65 66 3d 22	DE_REPEAT_SYNC.same.as.<a.href="
82560	23 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73 65 6e 64 5f 72 65 70	#wave_send_repeat">wave_send_rep
82580	65 61 74 3c 2f 61 3e 20 62 75 74 20 74 72 69 65 73 0a 74 6f 20 73 79 6e 63 20 77 69 74 68 20 74	eat</a>.but.tries.to.sync.with.t
825a0	68 65 20 70 72 65 76 69 6f 75 73 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 57 41	he.previous.waveform..<br><br>WA
825c0	52 4e 49 4e 47 3a 20 62 61 64 20 74 68 69 6e 67 73 20 6d 61 79 20 68 61 70 70 65 6e 20 69 66 20	RNING:.bad.things.may.happen.if.
825e0	79 6f 75 20 64 65 6c 65 74 65 20 74 68 65 20 70 72 65 76 69 6f 75 73 0a 77 61 76 65 66 6f 72 6d	you.delete.the.previous.waveform
82600	20 62 65 66 6f 72 65 20 69 74 20 68 61 73 20 62 65 65 6e 20 73 79 6e 63 65 64 20 74 6f 20 74 68	.before.it.has.been.synced.to.th
82620	65 20 6e 65 77 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e	e.new.waveform..<br><br>NOTE:.An
82640	79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65	y.hardware.PWM.started.by.<a.hre
82660	66 3d 22 23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f	f="#hardware_PWM">hardware_PWM</
82680	61 3e 20 77 69 6c 6c 0a 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	a>.will.be.cancelled..<br><br><b
826a0	3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	><small>Parameters</small></b><b
826c0	72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 77 61 76 65 5f 69 64 3a 3d 26 6e 62 73 70 3b 26 67 74 3b 3d	r><br><samp>wave_id:=&nbsp;&gt;=
826e0	30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0&nbsp;(as&nbsp;returned&nbsp;by
82700	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73	&nbsp;a&nbsp;prior&nbsp;call&nbs
82720	70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22	p;to&nbsp;<a.href="#wave_create"
82740	3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72	>wave_create</a>).<br></samp><br
82760	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63	><br>Returns.the.number.of.DMA.c
82780	6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20 75 73 65 64 20 69 6e 20 74 68 65 20 77 61 76 65 66 6f	ontrol.blocks.used.in.the.wavefo
827a0	72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73	rm..<br><br><b><small>Example</s
827c0	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 63 62 73 26 6e 62 73 70 3b	mall></b><br><br><code>cbs&nbsp;
827e0	3d 26 6e 62 73 70 3b 70 69 2e 77 61 76 65 5f 73 65 6e 64 5f 75 73 69 6e 67 5f 6d 6f 64 65 28 77	=&nbsp;pi.wave_send_using_mode(w
82800	69 64 2c 26 6e 62 73 70 3b 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 5f 53 59 4e 43 29 3c	id,&nbsp;WAVE_MODE_REPEAT_SYNC)<
82820	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 74 78 5f 61	br></code><h3><a.name="wave_tx_a
82840	74 22 3e 77 61 76 65 5f 74 78 5f 61 74 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	t">wave_tx_at<small>()</small></
82860	68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77 61 76 65 66 6f	h3>.Returns.the.id.of.the.wavefo
82880	72 6d 20 63 75 72 72 65 6e 74 6c 79 20 62 65 69 6e 67 0a 74 72 61 6e 73 6d 69 74 74 65 64 20 75	rm.currently.being.transmitted.u
828a0	73 69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 2a 22 3e 77 61 76 65 5f	sing.<a.href="#wave_send*">wave_
828c0	73 65 6e 64 2a 3c 2f 61 3e 2e 20 20 43 68 61 69 6e 65 64 20 77 61 76 65 73 20 61 72 65 20 6e 6f	send*</a>...Chained.waves.are.no
828e0	74 20 73 75 70 70 6f 72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65	t.supported..<br><br>Returns.the
82900	20 77 61 76 65 66 6f 72 6d 20 69 64 20 6f 72 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f	.waveform.id.or.one.of.the.follo
82920	77 69 6e 67 20 73 70 65 63 69 61 6c 0a 76 61 6c 75 65 73 3a 0a 3c 62 72 3e 3c 62 72 3e 57 41 56	wing.special.values:.<br><br>WAV
82940	45 5f 4e 4f 54 5f 46 4f 55 4e 44 20 28 39 39 39 38 29 20 2d 20 74 72 61 6e 73 6d 69 74 74 65 64	E_NOT_FOUND.(9998).-.transmitted
82960	20 77 61 76 65 20 6e 6f 74 20 66 6f 75 6e 64 2e 0a 4e 4f 5f 54 58 5f 57 41 56 45 20 28 39 39 39	.wave.not.found..NO_TX_WAVE.(999
82980	39 29 20 2d 20 6e 6f 20 77 61 76 65 20 62 65 69 6e 67 20 74 72 61 6e 73 6d 69 74 74 65 64 2e 0a	9).-.no.wave.being.transmitted..
829a0	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
829c0	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 77 69 64 26 6e 62 73 70 3b 3d 26 6e 62	></b><br><br><code>wid&nbsp;=&nb
829e0	73 70 3b 70 69 2e 77 61 76 65 5f 74 78 5f 61 74 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	sp;pi.wave_tx_at()<br></code><h3
82a00	3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 74 78 5f 62 75 73 79 22 3e 77 61 76 65 5f 74 78 5f	><a.name="wave_tx_busy">wave_tx_
82a20	62 75 73 79 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72	busy<small>()</small></h3>.Retur
82a40	6e 73 20 31 20 69 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20	ns.1.if.a.waveform.is.currently.
82a60	62 65 69 6e 67 20 74 72 61 6e 73 6d 69 74 74 65 64 2c 0a 6f 74 68 65 72 77 69 73 65 20 30 2e 0a	being.transmitted,.otherwise.0..
82a80	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
82aa0	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 77 61 76 65 5f 73 65 6e 64 5f	></b><br><br><code>pi.wave_send_
82ac0	6f 6e 63 65 28 30 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 66 69	once(0)&nbsp;#&nbsp;send&nbsp;fi
82ae0	72 73 74 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 3c 62 72 3e 3c 62 72 3e 77 68 69 6c 65 26 6e	rst&nbsp;waveform<br><br>while&n
82b00	62 73 70 3b 70 69 2e 77 61 76 65 5f 74 78 5f 62 75 73 79 28 29 3a 26 6e 62 73 70 3b 23 26 6e 62	bsp;pi.wave_tx_busy():&nbsp;#&nb
82b20	73 70 3b 77 61 69 74 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 26 6e	sp;wait&nbsp;for&nbsp;waveform&n
82b40	62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 73 65 6e 74 3c 62 72 3e 26 6e 62 73	bsp;to&nbsp;be&nbsp;sent<br>&nbs
82b60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 69 6d 65 2e 73 6c 65 65 70 28 30 2e 31 29 3c 62 72	p;&nbsp;&nbsp;time.sleep(0.1)<br
82b80	3e 3c 62 72 3e 70 69 2e 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 28 31 29 26 6e 62 73 70 3b 23	><br>pi.wave_send_once(1)&nbsp;#
82ba0	26 6e 62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 6e 65 78 74 26 6e 62 73 70 3b 77 61 76 65 66 6f	&nbsp;send&nbsp;next&nbsp;wavefo
82bc0	72 6d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 74	rm<br></code><h3><a.name="wave_t
82be0	78 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 74 78 5f 72 65 70 65 61 74 3c 73 6d 61 6c 6c 3e 28	x_repeat">wave_tx_repeat<small>(
82c00	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20	)</small></h3>.This.function.is.
82c20	64 65 70 72 65 63 61 74 65 64 20 61 6e 64 20 68 61 73 20 62 65 65 65 6e 20 72 65 6d 6f 76 65 64	deprecated.and.has.beeen.removed
82c40	2e 0a 3c 62 72 3e 3c 62 72 3e 55 73 65 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65	..<br><br>Use.<a.href="#wave_cre
82c60	61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 2f 3c 61 20 68 72 65 66 3d 22 23 77	ate">wave_create</a>/<a.href="#w
82c80	61 76 65 5f 73 65 6e 64 5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20 69 6e 73 74	ave_send_*">wave_send_*</a>.inst
82ca0	65 61 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 74 78 5f 73 74 61 72 74 22	ead..<h3><a.name="wave_tx_start"
82cc0	3e 77 61 76 65 5f 74 78 5f 73 74 61 72 74 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c	>wave_tx_start<small>()</small><
82ce0	2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 64 65 70 72 65 63 61 74 65 64	/h3>.This.function.is.deprecated
82d00	20 61 6e 64 20 68 61 73 20 62 65 65 6e 20 72 65 6d 6f 76 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 55	.and.has.been.removed..<br><br>U
82d20	73 65 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63	se.<a.href="#wave_create">wave_c
82d40	72 65 61 74 65 3c 2f 61 3e 2f 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 2a 22	reate</a>/<a.href="#wave_send_*"
82d60	3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20 69 6e 73 74 65 61 64 2e 0a 3c 68 33 3e 3c 61	>wave_send_*</a>.instead..<h3><a
82d80	20 6e 61 6d 65 3d 22 77 61 76 65 5f 74 78 5f 73 74 6f 70 22 3e 77 61 76 65 5f 74 78 5f 73 74 6f	.name="wave_tx_stop">wave_tx_sto
82da0	70 3c 73 6d 61 6c 6c 3e 28 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 6f 70 73 20 74 68	p<small>()</small></h3>.Stops.th
82dc0	65 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61	e.transmission.of.the.current.wa
82de0	76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73	veform..<br><br>This.function.is
82e00	20 69 6e 74 65 6e 64 65 64 20 74 6f 20 73 74 6f 70 20 61 20 77 61 76 65 66 6f 72 6d 20 73 74 61	.intended.to.stop.a.waveform.sta
82e20	72 74 65 64 20 77 69 74 68 0a 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 2e 0a 3c 62 72 3e	rted.with.wave_send_repeat..<br>
82e40	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
82e60	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65	><br><br><code>pi.wave_send_repe
82e80	61 74 28 33 29 3c 62 72 3e 3c 62 72 3e 74 69 6d 65 2e 73 6c 65 65 70 28 35 29 3c 62 72 3e 3c 62	at(3)<br><br>time.sleep(5)<br><b
82ea0	72 3e 70 69 2e 77 61 76 65 5f 74 78 5f 73 74 6f 70 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	r>pi.wave_tx_stop()<br></code><h
82ec0	33 3e 3c 61 20 6e 61 6d 65 3d 22 77 72 69 74 65 22 3e 77 72 69 74 65 3c 73 6d 61 6c 6c 3e 28 3c	3><a.name="write">write<small>(<
82ee0	61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	a.href="#gpio">gpio</a>,.<a.href
82f00	3d 22 23 6c 65 76 65 6c 22 3e 6c 65 76 65 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	="#level">level</a>)</small></h3
82f20	3e 0a 53 65 74 73 20 74 68 65 20 47 50 49 4f 20 6c 65 76 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	>.Sets.the.GPIO.level..<br><br><
82f40	62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	b><small>Parameters</small></b><
82f60	62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73 70 3b 47 50 49 4f 3a 3d 26 6e 62 73 70 3b 30	br><br><samp>&nbsp;GPIO:=&nbsp;0
82f80	2d 35 33 2e 3c 62 72 3e 6c 65 76 65 6c 3a 3d 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 31 2e 3c	-53.<br>level:=&nbsp;0,&nbsp;1.<
82fa0	62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d 20 6f 72 20 73 65 72 76	br></samp><br><br>If.PWM.or.serv
82fc0	6f 20 70 75 6c 73 65 73 20 61 72 65 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20	o.pulses.are.active.on.the.GPIO.
82fe0	74 68 65 79 20 61 72 65 0a 73 77 69 74 63 68 65 64 20 6f 66 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	they.are.switched.off..<br><br><
83000	00 00 00 85 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	....b><small>Example</small></b>
83020	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 2e 73 65 74 5f 6d 6f 64 65 28 31 37 2c 26 6e 62	<br><br><code>pi.set_mode(17,&nb
83040	73 70 3b 70 69 67 70 69 6f 2e 4f 55 54 50 55 54 29 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 72 69 74	sp;pigpio.OUTPUT)<br><br>pi.writ
83060	65 28 31 37 2c 30 29 3c 62 72 3e 70 72 69 6e 74 28 70 69 2e 72 65 61 64 28 31 37 29 29 3c 62 72	e(17,0)<br>print(pi.read(17))<br
83080	3e 30 3c 62 72 3e 3c 62 72 3e 70 69 2e 77 72 69 74 65 28 31 37 2c 31 29 3c 62 72 3e 70 72 69 6e	>0<br><br>pi.write(17,1)<br>prin
830a0	74 28 70 69 2e 72 65 61 64 28 31 37 29 29 3c 62 72 3e 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	t(pi.read(17))<br>1<br></code><h
830c0	32 3e 20 20 20 20 63 6c 61 73 73 20 70 75 6c 73 65 0a 3c 2f 68 32 3e 3c 68 33 3e 3c 61 20 6e 61	2>....class.pulse.</h2><h3><a.na
830e0	6d 65 3d 22 70 69 67 70 69 6f 2e 70 75 6c 73 65 22 3e 70 69 67 70 69 6f 2e 70 75 6c 73 65 3c 73	me="pigpio.pulse">pigpio.pulse<s
83100	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 5f 6f 6e 22 3e 67 70 69 6f 5f 6f 6e	mall>(<a.href="#gpio_on">gpio_on
83120	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 5f 6f 66 66 22 3e 67 70 69 6f 5f 6f	</a>,.<a.href="#gpio_off">gpio_o
83140	66 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64 65 6c 61 79 22 3e 64 65 6c 61 79 3c 2f	ff</a>,.<a.href="#delay">delay</
83160	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 49 6e 69 74 69 61 6c 69 73 65 73 20 61 20 70	a>)</small></h3>.Initialises.a.p
83180	75 6c 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65	ulse..<br><br><b><small>Paramete
831a0	72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 26 6e 62 73	rs</small></b><br><br><samp>&nbs
831c0	70 3b 67 70 69 6f 5f 6f 6e 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e	p;gpio_on:=&nbsp;the&nbsp;GPIO&n
831e0	62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 77 69 74 63 68 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b	bsp;to&nbsp;switch&nbsp;on&nbsp;
83200	61 74 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 74 61 72 74 26 6e 62 73 70 3b 6f 66 26 6e	at&nbsp;the&nbsp;start&nbsp;of&n
83220	62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 75 6c 73 65 2e 3c 62 72 3e 67 70 69 6f 5f 6f 66 66 3a	bsp;the&nbsp;pulse.<br>gpio_off:
83240	3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 74 6f 26 6e 62 73	=&nbsp;the&nbsp;GPIO&nbsp;to&nbs
83260	70 3b 73 77 69 74 63 68 26 6e 62 73 70 3b 6f 66 66 26 6e 62 73 70 3b 61 74 26 6e 62 73 70 3b 74	p;switch&nbsp;off&nbsp;at&nbsp;t
83280	68 65 26 6e 62 73 70 3b 73 74 61 72 74 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 74 68 65 26 6e	he&nbsp;start&nbsp;of&nbsp;the&n
832a0	62 73 70 3b 70 75 6c 73 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;pulse.<br>&nbsp;&nbsp;&nbsp;
832c0	64 65 6c 61 79 3a 3d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73 70	delay:=&nbsp;the&nbsp;delay&nbsp
832e0	3b 69 6e 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 62 65 66 6f 72	;in&nbsp;microseconds&nbsp;befor
83300	65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 65 78 74 26 6e 62 73 70 3b 70 75 6c 73 65 2e	e&nbsp;the&nbsp;next&nbsp;pulse.
83320	3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 68 32 3e 46 55 4e 43 54 49 4f 4e 53 3c 2f 68 32 3e 3c 68 33	<br></samp><h2>FUNCTIONS</h2><h3
83340	3e 3c 61 20 6e 61 6d 65 3d 22 70 69 67 70 69 6f 2e 65 72 72 6f 72 5f 74 65 78 74 22 3e 70 69 67	><a.name="pigpio.error_text">pig
83360	70 69 6f 2e 65 72 72 6f 72 5f 74 65 78 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	pio.error_text<small>(<a.href="#
83380	65 72 72 6e 75 6d 22 3e 65 72 72 6e 75 6d 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	errnum">errnum</a>)</small></h3>
833a0	0a 52 65 74 75 72 6e 73 20 61 20 74 65 78 74 20 64 65 73 63 72 69 70 74 69 6f 6e 20 6f 66 20 61	.Returns.a.text.description.of.a
833c0	20 70 69 67 70 69 6f 20 65 72 72 6f 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	.pigpio.error..<br><br><b><small
833e0	3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	>Parameters</small></b><br><br><
83400	73 61 6d 70 3e 65 72 72 6e 75 6d 3a 3d 26 6e 62 73 70 3b 26 6c 74 3b 30 2c 26 6e 62 73 70 3b 74	samp>errnum:=&nbsp;&lt;0,&nbsp;t
83420	68 65 26 6e 62 73 70 3b 65 72 72 6f 72 26 6e 62 73 70 3b 6e 75 6d 62 65 72 3c 62 72 3e 3c 2f 73	he&nbsp;error&nbsp;number<br></s
83440	61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73	amp><br><br><b><small>Example</s
83460	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 72 69 6e 74 28 70 69 67	mall></b><br><br><code>print(pig
83480	70 69 6f 2e 65 72 72 6f 72 5f 74 65 78 74 28 2d 35 29 29 3c 62 72 3e 6c 65 76 65 6c 26 6e 62 73	pio.error_text(-5))<br>level&nbs
834a0	70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	p;not&nbsp;0-1<br></code><h3><a.
834c0	6e 61 6d 65 3d 22 70 69 67 70 69 6f 2e 74 69 63 6b 44 69 66 66 22 3e 70 69 67 70 69 6f 2e 74 69	name="pigpio.tickDiff">pigpio.ti
834e0	63 6b 44 69 66 66 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 74 31 22 3e 74 31 3c 2f	ckDiff<small>(<a.href="#t1">t1</
83500	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 74 32 22 3e 74 32 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	a>,.<a.href="#t2">t2</a>)</small
83520	3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 6d 69 63 72 6f 73 65 63 6f 6e 64 20 64	></h3>.Returns.the.microsecond.d
83540	69 66 66 65 72 65 6e 63 65 20 62 65 74 77 65 65 6e 20 74 77 6f 20 74 69 63 6b 73 2e 0a 3c 62 72	ifference.between.two.ticks..<br
83560	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c	><br><b><small>Parameters</small
83580	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 74 31 3a 3d 26 6e 62 73 70 3b 74 68 65	></b><br><br><samp>t1:=&nbsp;the
835a0	26 6e 62 73 70 3b 65 61 72 6c 69 65 72 26 6e 62 73 70 3b 74 69 63 6b 3c 62 72 3e 74 32 3a 3d 26	&nbsp;earlier&nbsp;tick<br>t2:=&
835c0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6c 61 74 65 72 26 6e 62 73 70 3b 74 69 63 6b 3c 62 72	nbsp;the&nbsp;later&nbsp;tick<br
835e0	3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c	></samp><br><br><b><small>Exampl
83600	65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 72 69 6e 74	e</small></b><br><br><code>print
83620	28 70 69 67 70 69 6f 2e 74 69 63 6b 44 69 66 66 28 34 32 39 34 39 36 37 32 37 32 2c 26 6e 62 73	(pigpio.tickDiff(4294967272,&nbs
83640	70 3b 31 32 29 29 3c 62 72 3e 33 36 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	p;12))<br>36<br></code><h3><a.na
83660	6d 65 3d 22 70 69 67 70 69 6f 2e 75 32 69 22 3e 70 69 67 70 69 6f 2e 75 32 69 3c 73 6d 61 6c 6c	me="pigpio.u2i">pigpio.u2i<small
83680	3e 28 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 22 3e 75 69 6e 74 33 32 3c 2f 61 3e 29 3c	>(<a.href="#uint32">uint32</a>)<
836a0	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6f 6e 76 65 72 74 73 20 61 20 33 32 20 62 69 74 20 75	/small></h3>.Converts.a.32.bit.u
836c0	6e 73 69 67 6e 65 64 20 6e 75 6d 62 65 72 20 74 6f 20 73 69 67 6e 65 64 2e 0a 3c 62 72 3e 3c 62	nsigned.number.to.signed..<br><b
836e0	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 73 6d 61 6c 6c 3e 3c 2f	r><b><small>Parameters</small></
83700	62 3e 3c 62 72 3e 3c 62 72 3e 3c 73 61 6d 70 3e 75 69 6e 74 33 32 3a 3d 26 6e 62 73 70 3b 61 6e	b><br><br><samp>uint32:=&nbsp;an
83720	26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 62 69 74 26	&nbsp;unsigned&nbsp;32&nbsp;bit&
83740	6e 62 73 70 3b 6e 75 6d 62 65 72 3c 62 72 3e 3c 2f 73 61 6d 70 3e 3c 62 72 3e 3c 62 72 3e 3c 62	nbsp;number<br></samp><br><br><b
83760	3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c	><small>Example</small></b><br><
83780	62 72 3e 3c 63 6f 64 65 3e 70 72 69 6e 74 28 75 32 69 28 34 32 39 34 39 36 37 32 37 32 29 29 3c	br><code>print(u2i(4294967272))<
837a0	62 72 3e 2d 32 34 3c 62 72 3e 70 72 69 6e 74 28 75 32 69 28 33 37 29 29 3c 62 72 3e 33 37 3c 62	br>-24<br>print(u2i(37))<br>37<b
837c0	72 3e 3c 2f 63 6f 64 65 3e 3c 68 32 3e 50 41 52 41 4d 45 54 45 52 53 3c 2f 68 32 3e 3c 68 33 3e	r></code><h2>PARAMETERS</h2><h3>
837e0	3c 61 20 6e 61 6d 65 3d 22 61 63 74 69 76 65 22 3e 3c 2f 61 3e 61 63 74 69 76 65 3a 20 30 2d 31	<a.name="active"></a>active:.0-1
83800	30 30 30 30 30 30 3c 2f 68 33 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65	000000</h3>The.number.of.microse
83820	63 6f 6e 64 73 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 61 72 65 20 72 65 70 6f 72 74 65 64	conds.level.changes.are.reported
83840	20 66 6f 72 20 6f 6e 63 65 0a 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20 68 61 73 20 62 65 65	.for.once.a.noise.filter.has.bee
83860	6e 20 74 72 69 67 67 65 72 65 64 20 28 62 79 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79	n.triggered.(by.<a.href="#steady
83880	22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 0a 61 20 73	">steady</a>.microseconds.of.a.s
838a0	74 61 62 6c 65 20 6c 65 76 65 6c 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 72 67 31 22	table.level)..<h3><a.name="arg1"
838c0	3e 3c 2f 61 3e 61 72 67 31 3a 20 3c 2f 68 33 3e 41 6e 20 75 6e 73 69 67 6e 65 64 20 61 72 67 75	></a>arg1:.</h3>An.unsigned.argu
838e0	6d 65 6e 74 20 70 61 73 73 65 64 20 74 6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64	ment.passed.to.a.user.customised
83900	20 66 75 6e 63 74 69 6f 6e 2e 20 20 49 74 73 0a 6d 65 61 6e 69 6e 67 20 69 73 20 64 65 66 69 6e	.function...Its.meaning.is.defin
83920	65 64 20 62 79 20 74 68 65 20 63 75 73 74 6f 6d 69 73 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	ed.by.the.customiser..<h3><a.nam
83940	65 3d 22 61 72 67 32 22 3e 3c 2f 61 3e 61 72 67 32 3a 20 3c 2f 68 33 3e 41 6e 20 75 6e 73 69 67	e="arg2"></a>arg2:.</h3>An.unsig
83960	6e 65 64 20 61 72 67 75 6d 65 6e 74 20 70 61 73 73 65 64 20 74 6f 20 61 20 75 73 65 72 20 63 75	ned.argument.passed.to.a.user.cu
83980	73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2e 20 20 49 74 73 0a 6d 65 61 6e 69 6e 67 20	stomised.function...Its.meaning.
839a0	69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 20 63 75 73 74 6f 6d 69 73 65 72 2e 0a 3c 68	is.defined.by.the.customiser..<h
839c0	33 3e 3c 61 20 6e 61 6d 65 3d 22 61 72 67 78 22 3e 3c 2f 61 3e 61 72 67 78 3a 20 3c 2f 68 33 3e	3><a.name="argx"></a>argx:.</h3>
839e0	41 6e 20 61 72 72 61 79 20 6f 66 20 62 79 74 65 73 20 70 61 73 73 65 64 20 74 6f 20 61 20 75 73	An.array.of.bytes.passed.to.a.us
83a00	65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2e 0a 49 74 73 20 6d 65 61 6e	er.customised.function..Its.mean
83a20	69 6e 67 20 61 6e 64 20 63 6f 6e 74 65 6e 74 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68	ing.and.content.is.defined.by.th
83a40	65 20 63 75 73 74 6f 6d 69 73 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 61 75 64 22	e.customiser..<h3><a.name="baud"
83a60	3e 3c 2f 61 3e 62 61 75 64 3a 20 3c 2f 68 33 3e 54 68 65 20 73 70 65 65 64 20 6f 66 20 73 65 72	></a>baud:.</h3>The.speed.of.ser
83a80	69 61 6c 20 63 6f 6d 6d 75 6e 69 63 61 74 69 6f 6e 20 28 49 32 43 2c 20 53 50 49 2c 20 73 65 72	ial.communication.(I2C,.SPI,.ser
83aa0	69 61 6c 20 6c 69 6e 6b 2c 20 77 61 76 65 73 29 0a 69 6e 20 62 69 74 73 20 70 65 72 20 73 65 63	ial.link,.waves).in.bits.per.sec
83ac0	6f 6e 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 62 69 74 73 22 3e 3c 2f 61 3e 62	ond..<h3><a.name="bb_bits"></a>b
83ae0	62 5f 62 69 74 73 3a 20 31 2d 33 32 3c 2f 68 33 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 64	b_bits:.1-32</h3>The.number.of.d
83b00	61 74 61 20 62 69 74 73 20 74 6f 20 62 65 20 75 73 65 64 20 77 68 65 6e 20 61 64 64 69 6e 67 20	ata.bits.to.be.used.when.adding.
83b20	73 65 72 69 61 6c 20 64 61 74 61 20 74 6f 20 61 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c	serial.data.to.a.waveform..<h3><
83b40	61 20 6e 61 6d 65 3d 22 62 62 5f 73 74 6f 70 22 3e 3c 2f 61 3e 62 62 5f 73 74 6f 70 3a 20 32 2d	a.name="bb_stop"></a>bb_stop:.2-
83b60	38 3c 2f 68 33 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 28 68 61 6c 66 29 20 73 74 6f 70 20	8</h3>The.number.of.(half).stop.
83b80	62 69 74 73 20 74 6f 20 62 65 20 75 73 65 64 20 77 68 65 6e 20 61 64 64 69 6e 67 20 73 65 72 69	bits.to.be.used.when.adding.seri
83ba0	61 6c 20 64 61 74 61 0a 74 6f 20 61 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61	al.data.to.a.waveform..<h3><a.na
83bc0	6d 65 3d 22 62 69 74 22 3e 3c 2f 61 3e 62 69 74 3a 20 30 2d 31 3c 2f 68 33 3e 41 20 76 61 6c 75	me="bit"></a>bit:.0-1</h3>A.valu
83be0	65 20 6f 66 20 30 20 6f 72 20 31 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 69 74 73 22 3e	e.of.0.or.1..<h3><a.name="bits">
83c00	3c 2f 61 3e 62 69 74 73 3a 20 33 32 20 62 69 74 20 6e 75 6d 62 65 72 3c 2f 68 33 3e 41 20 6d 61	</a>bits:.32.bit.number</h3>A.ma
83c20	73 6b 20 75 73 65 64 20 74 6f 20 73 65 6c 65 63 74 20 47 50 49 4f 20 74 6f 20 62 65 20 6f 70 65	sk.used.to.select.GPIO.to.be.ope
83c40	72 61 74 65 64 20 6f 6e 2e 20 20 49 66 20 62 69 74 20 6e 20 69 73 20 73 65 74 0a 74 68 65 6e 20	rated.on...If.bit.n.is.set.then.
83c60	47 50 49 4f 20 6e 20 69 73 20 73 65 6c 65 63 74 65 64 2e 20 20 41 20 63 6f 6e 76 65 6e 69 65 6e	GPIO.n.is.selected...A.convenien
83c80	74 20 77 61 79 20 6f 66 20 73 65 74 74 69 6e 67 20 62 69 74 20 6e 20 69 73 20 74 6f 0a 62 69 74	t.way.of.setting.bit.n.is.to.bit
83ca0	20 6f 72 20 69 6e 20 74 68 65 20 76 61 6c 75 65 20 28 31 26 6c 74 3b 26 6c 74 3b 6e 29 2e 0a 3c	.or.in.the.value.(1&lt;&lt;n)..<
83cc0	62 72 3e 3c 62 72 3e 54 6f 20 73 65 6c 65 63 74 20 47 50 49 4f 20 31 2c 20 37 2c 20 32 33 0a 3c	br><br>To.select.GPIO.1,.7,.23.<
83ce0	62 72 3e 3c 62 72 3e 62 69 74 73 20 3d 20 28 31 26 6c 74 3b 26 6c 74 3b 31 29 20 7c 20 28 31 26	br><br>bits.=.(1&lt;&lt;1).|.(1&
83d00	6c 74 3b 26 6c 74 3b 37 29 20 7c 20 28 31 26 6c 74 3b 26 6c 74 3b 32 33 29 0a 3c 68 33 3e 3c 61	lt;&lt;7).|.(1&lt;&lt;23).<h3><a
83d20	20 6e 61 6d 65 3d 22 62 73 63 5f 63 6f 6e 74 72 6f 6c 22 3e 3c 2f 61 3e 62 73 63 5f 63 6f 6e 74	.name="bsc_control"></a>bsc_cont
83d40	72 6f 6c 3a 20 3c 2f 68 33 3e 3c 63 6f 64 65 3e 32 32 26 6e 62 73 70 3b 32 31 26 6e 62 73 70 3b	rol:.</h3><code>22&nbsp;21&nbsp;
83d60	32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b	20&nbsp;19&nbsp;18&nbsp;17&nbsp;
83d80	31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b	16&nbsp;15&nbsp;14&nbsp;13&nbsp;
83da0	31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26	12&nbsp;11&nbsp;10&nbsp;&nbsp;9&
83dc0	6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26	nbsp;&nbsp;8&nbsp;&nbsp;7&nbsp;&
83de0	6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34	nbsp;6&nbsp;&nbsp;5&nbsp;&nbsp;4
83e00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b	&nbsp;&nbsp;3&nbsp;&nbsp;2&nbsp;
83e20	26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 61 26	&nbsp;1&nbsp;&nbsp;0<br>&nbsp;a&
83e40	6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26	nbsp;&nbsp;a&nbsp;&nbsp;a&nbsp;&
83e60	6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61	nbsp;a&nbsp;&nbsp;a&nbsp;&nbsp;a
83e80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b	&nbsp;&nbsp;a&nbsp;&nbsp;-&nbsp;
83ea0	26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 49 54 26 6e 62 73 70 3b 48 43 26 6e 62 73 70 3b 54 46 26	&nbsp;-&nbsp;IT&nbsp;HC&nbsp;TF&
83ec0	6e 62 73 70 3b 49 52 26 6e 62 73 70 3b 52 45 26 6e 62 73 70 3b 54 45 26 6e 62 73 70 3b 42 4b 26	nbsp;IR&nbsp;RE&nbsp;TE&nbsp;BK&
83ee0	6e 62 73 70 3b 45 43 26 6e 62 73 70 3b 45 53 26 6e 62 73 70 3b 50 4c 26 6e 62 73 70 3b 50 48 26	nbsp;EC&nbsp;ES&nbsp;PL&nbsp;PH&
83f00	6e 62 73 70 3b 49 32 26 6e 62 73 70 3b 53 50 26 6e 62 73 70 3b 45 4e 3c 62 72 3e 3c 2f 63 6f 64	nbsp;I2&nbsp;SP&nbsp;EN<br></cod
83f20	65 3e 3c 62 72 3e 3c 62 72 3e 61 61 61 61 61 61 61 20 64 65 66 69 6e 65 73 20 74 68 65 20 49 32	e><br><br>aaaaaaa.defines.the.I2
83f40	43 20 73 6c 61 76 65 20 61 64 64 72 65 73 73 20 28 6f 6e 6c 79 20 72 65 6c 65 76 61 6e 74 20 69	C.slave.address.(only.relevant.i
83f60	6e 20 49 32 43 20 6d 6f 64 65 29 0a 3c 62 72 3e 3c 62 72 3e 42 69 74 73 20 30 2d 31 33 20 61 72	n.I2C.mode).<br><br>Bits.0-13.ar
83f80	65 20 63 6f 70 69 65 64 20 75 6e 63 68 61 6e 67 65 64 20 74 6f 20 74 68 65 20 42 53 43 20 43 52	e.copied.unchanged.to.the.BSC.CR
83fa0	20 72 65 67 69 73 74 65 72 2e 20 20 53 65 65 0a 70 61 67 65 73 20 31 36 33 2d 31 36 35 20 6f 66	.register...See.pages.163-165.of
83fc0	20 74 68 65 20 42 72 6f 61 64 63 6f 6d 20 70 65 72 69 70 68 65 72 61 6c 73 20 64 6f 63 75 6d 65	.the.Broadcom.peripherals.docume
83fe0	6e 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 79 74 65 5f 76 61 6c 22 3e 3c 2f 61 3e 62	nt..<h3><a.name="byte_val"></a>b
84000	00 00 00 87 79 74 65 5f 76 61 6c 3a 20 30 2d 32 35 35 3c 2f 68 33 3e 41 20 77 68 6f 6c 65 20 6e	....yte_val:.0-255</h3>A.whole.n
84020	75 6d 62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 6c 6b 66 72 65 71 22 3e 3c 2f 61	umber..<h3><a.name="clkfreq"></a
84040	3e 63 6c 6b 66 72 65 71 3a 20 34 36 38 39 2d 32 35 30 4d 20 28 31 33 31 38 34 2d 33 37 35 4d 20	>clkfreq:.4689-250M.(13184-375M.
84060	66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 3c 2f 68 33 3e 54 68 65 20 68 61 72 64 77 61 72	for.the.BCM2711)</h3>The.hardwar
84080	65 20 63 6c 6f 63 6b 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	e.clock.frequency..<h3><a.name="
840a0	63 6f 6e 6e 65 63 74 65 64 22 3e 3c 2f 61 3e 63 6f 6e 6e 65 63 74 65 64 3a 20 3c 2f 68 33 3e 54	connected"></a>connected:.</h3>T
840c0	72 75 65 20 69 66 20 61 20 63 6f 6e 6e 65 63 74 69 6f 6e 20 77 61 73 20 65 73 74 61 62 6c 69 73	rue.if.a.connection.was.establis
840e0	68 65 64 2c 20 46 61 6c 73 65 20 6f 74 68 65 72 77 69 73 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	hed,.False.otherwise..<h3><a.nam
84100	65 3d 22 63 6f 75 6e 74 22 3e 3c 2f 61 3e 63 6f 75 6e 74 3a 20 3c 2f 68 33 3e 54 68 65 20 6e 75	e="count"></a>count:.</h3>The.nu
84120	6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 74 6f 20 62 65 20 74 72 61 6e	mber.of.bytes.of.data.to.be.tran
84140	73 66 65 72 72 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 53 22 3e 3c 2f 61 3e 43 53	sferred..<h3><a.name="CS"></a>CS
84160	3a 20 3c 2f 68 33 3e 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 73 6c 61	:.</h3>The.GPIO.used.for.the.sla
84180	76 65 20 73 65 6c 65 63 74 20 73 69 67 6e 61 6c 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e	ve.select.signal.when.bit.bangin
841a0	67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 61 74 61 22 3e 3c 2f 61 3e 64 61	g.SPI..<h3><a.name="data"></a>da
841c0	74 61 3a 20 3c 2f 68 33 3e 44 61 74 61 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 2c	ta:.</h3>Data.to.be.transmitted,
841e0	20 61 20 73 65 72 69 65 73 20 6f 66 20 62 79 74 65 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	.a.series.of.bytes..<h3><a.name=
84200	22 64 65 6c 61 79 22 3e 3c 2f 61 3e 64 65 6c 61 79 3a 20 26 67 74 3b 3d 31 3c 2f 68 33 3e 54 68	"delay"></a>delay:.&gt;=1</h3>Th
84220	65 20 6c 65 6e 67 74 68 20 6f 66 20 61 20 70 75 6c 73 65 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f	e.length.of.a.pulse.in.microseco
84240	6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 75 74 79 63 79 63 6c 65 22 3e 3c 2f 61	nds..<h3><a.name="dutycycle"></a
84260	3e 64 75 74 79 63 79 63 6c 65 3a 20 30 2d 72 61 6e 67 65 5f 3c 2f 68 33 3e 41 20 6e 75 6d 62 65	>dutycycle:.0-range_</h3>A.numbe
84280	72 20 62 65 74 77 65 65 6e 20 30 20 61 6e 64 20 72 61 6e 67 65 5f 2e 0a 3c 62 72 3e 3c 62 72 3e	r.between.0.and.range_..<br><br>
842a0	54 68 65 20 64 75 74 79 63 79 63 6c 65 20 73 65 74 73 20 74 68 65 20 70 72 6f 70 6f 72 74 69 6f	The.dutycycle.sets.the.proportio
842c0	6e 20 6f 66 20 74 69 6d 65 20 6f 6e 20 76 65 72 73 75 73 20 74 69 6d 65 20 6f 66 66 20 64 75 72	n.of.time.on.versus.time.off.dur
842e0	69 6e 67 20 65 61 63 68 0a 50 57 4d 20 63 79 63 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62	ing.each.PWM.cycle..<br><br><tab
84300	6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65	le.border="1".cellpadding="2".ce
84320	6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 44 75 74	llspacing="2"><tbody><tr><td>Dut
84340	79 63 79 63 6c 65 3c 2f 74 64 3e 3c 74 64 3e 4f 6e 20 74 69 6d 65 3c 2f 74 64 3e 3c 2f 74 72 3e	ycycle</td><td>On.time</td></tr>
84360	3c 74 72 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 4f 66 66 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	<tr><td>0</td><td>Off</td></tr><
84380	74 72 3e 3c 74 64 3e 72 61 6e 67 65 5f 20 2a 20 30 2e 32 35 3c 2f 74 64 3e 3c 74 64 3e 32 35 25	tr><td>range_.*.0.25</td><td>25%
843a0	20 4f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 72 61 6e 67 65 5f 20 2a 20 30 2e	.On</td></tr><tr><td>range_.*.0.
843c0	35 30 3c 2f 74 64 3e 3c 74 64 3e 35 30 25 20 4f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	50</td><td>50%.On</td></tr><tr><
843e0	74 64 3e 72 61 6e 67 65 5f 20 2a 20 30 2e 37 35 3c 2f 74 64 3e 3c 74 64 3e 37 35 25 20 4f 6e 3c	td>range_.*.0.75</td><td>75%.On<
84400	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 72 61 6e 67 65 5f 3c 2f 74 64 3e 3c 74 64 3e	/td></tr><tr><td>range_</td><td>
84420	46 75 6c 6c 79 20 4f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c	Fully.On</td></tr></tbody></tabl
84440	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 64 67 65 22 3e 3c 2f 61 3e 65 64 67 65 3a 20 30	e><h3><a.name="edge"></a>edge:.0
84460	2d 32 3c 2f 68 33 3e 3c 63 6f 64 65 3e 45 49 54 48 45 52 5f 45 44 47 45 26 6e 62 73 70 3b 3d 26	-2</h3><code>EITHER_EDGE&nbsp;=&
84480	6e 62 73 70 3b 32 3c 62 72 3e 46 41 4c 4c 49 4e 47 5f 45 44 47 45 26 6e 62 73 70 3b 3d 26 6e 62	nbsp;2<br>FALLING_EDGE&nbsp;=&nb
844a0	73 70 3b 31 3c 62 72 3e 52 49 53 49 4e 47 5f 45 44 47 45 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	sp;1<br>RISING_EDGE&nbsp;=&nbsp;
844c0	30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 72 72 6e 75 6d 22	0<br></code><h3><a.name="errnum"
844e0	3e 3c 2f 61 3e 65 72 72 6e 75 6d 3a 20 26 6c 74 3b 30 3c 2f 68 33 3e 3c 63 6f 64 65 3e 50 49 5f	></a>errnum:.&lt;0</h3><code>PI_
84500	42 41 44 5f 55 53 45 52 5f 47 50 49 4f 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 3c 62 72 3e	BAD_USER_GPIO&nbsp;=&nbsp;-2<br>
84520	50 49 5f 42 41 44 5f 47 50 49 4f 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 33 3c 62 72 3e 50 49	PI_BAD_GPIO&nbsp;=&nbsp;-3<br>PI
84540	5f 42 41 44 5f 4d 4f 44 45 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 34 3c 62 72 3e 50 49 5f 42	_BAD_MODE&nbsp;=&nbsp;-4<br>PI_B
84560	41 44 5f 4c 45 56 45 4c 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 35 3c 62 72 3e 50 49 5f 42 41	AD_LEVEL&nbsp;=&nbsp;-5<br>PI_BA
84580	44 5f 50 55 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 36 3c 62 72 3e 50 49 5f 42 41 44 5f 50	D_PUD&nbsp;=&nbsp;-6<br>PI_BAD_P
845a0	55 4c 53 45 57 49 44 54 48 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 37 3c 62 72 3e 50 49 5f 42	ULSEWIDTH&nbsp;=&nbsp;-7<br>PI_B
845c0	41 44 5f 44 55 54 59 43 59 43 4c 45 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 38 3c 62 72 3e 50	AD_DUTYCYCLE&nbsp;=&nbsp;-8<br>P
845e0	49 5f 42 41 44 5f 57 44 4f 47 5f 54 49 4d 45 4f 55 54 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d	I_BAD_WDOG_TIMEOUT&nbsp;=&nbsp;-
84600	31 35 3c 62 72 3e 50 49 5f 42 41 44 5f 44 55 54 59 52 41 4e 47 45 26 6e 62 73 70 3b 3d 26 6e 62	15<br>PI_BAD_DUTYRANGE&nbsp;=&nb
84620	73 70 3b 2d 32 31 3c 62 72 3e 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 26 6e 62 73 70 3b 3d 26 6e 62	sp;-21<br>PI_NO_HANDLE&nbsp;=&nb
84640	73 70 3b 2d 32 34 3c 62 72 3e 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 26 6e 62 73 70 3b 3d 26 6e	sp;-24<br>PI_BAD_HANDLE&nbsp;=&n
84660	62 73 70 3b 2d 32 35 3c 62 72 3e 50 49 5f 42 41 44 5f 57 41 56 45 5f 42 41 55 44 26 6e 62 73 70	bsp;-25<br>PI_BAD_WAVE_BAUD&nbsp
84680	3b 3d 26 6e 62 73 70 3b 2d 33 35 3c 62 72 3e 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 55 4c 53 45	;=&nbsp;-35<br>PI_TOO_MANY_PULSE
846a0	53 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 33 36 3c 62 72 3e 50 49 5f 54 4f 4f 5f 4d 41 4e 59	S&nbsp;=&nbsp;-36<br>PI_TOO_MANY
846c0	5f 43 48 41 52 53 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 33 37 3c 62 72 3e 50 49 5f 4e 4f 54	_CHARS&nbsp;=&nbsp;-37<br>PI_NOT
846e0	5f 53 45 52 49 41 4c 5f 47 50 49 4f 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 33 38 3c 62 72 3e	_SERIAL_GPIO&nbsp;=&nbsp;-38<br>
84700	50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 34 31	PI_NOT_PERMITTED&nbsp;=&nbsp;-41
84720	3c 62 72 3e 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73	<br>PI_SOME_PERMITTED&nbsp;=&nbs
84740	70 3b 2d 34 32 3c 62 72 3e 50 49 5f 42 41 44 5f 57 56 53 43 5f 43 4f 4d 4d 4e 44 26 6e 62 73 70	p;-42<br>PI_BAD_WVSC_COMMND&nbsp
84760	3b 3d 26 6e 62 73 70 3b 2d 34 33 3c 62 72 3e 50 49 5f 42 41 44 5f 57 56 53 4d 5f 43 4f 4d 4d 4e	;=&nbsp;-43<br>PI_BAD_WVSM_COMMN
84780	44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 34 34 3c 62 72 3e 50 49 5f 42 41 44 5f 57 56 53 50	D&nbsp;=&nbsp;-44<br>PI_BAD_WVSP
847a0	5f 43 4f 4d 4d 4e 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 34 35 3c 62 72 3e 50 49 5f 42 41	_COMMND&nbsp;=&nbsp;-45<br>PI_BA
847c0	44 5f 50 55 4c 53 45 4c 45 4e 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 34 36 3c 62 72 3e 50 49	D_PULSELEN&nbsp;=&nbsp;-46<br>PI
847e0	5f 42 41 44 5f 53 43 52 49 50 54 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 34 37 3c 62 72 3e 50	_BAD_SCRIPT&nbsp;=&nbsp;-47<br>P
84800	49 5f 42 41 44 5f 53 43 52 49 50 54 5f 49 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 34 38 3c	I_BAD_SCRIPT_ID&nbsp;=&nbsp;-48<
84820	62 72 3e 50 49 5f 42 41 44 5f 53 45 52 5f 4f 46 46 53 45 54 26 6e 62 73 70 3b 3d 26 6e 62 73 70	br>PI_BAD_SER_OFFSET&nbsp;=&nbsp
84840	3b 2d 34 39 3c 62 72 3e 50 49 5f 47 50 49 4f 5f 49 4e 5f 55 53 45 26 6e 62 73 70 3b 3d 26 6e 62	;-49<br>PI_GPIO_IN_USE&nbsp;=&nb
84860	73 70 3b 2d 35 30 3c 62 72 3e 50 49 5f 42 41 44 5f 53 45 52 49 41 4c 5f 43 4f 55 4e 54 26 6e 62	sp;-50<br>PI_BAD_SERIAL_COUNT&nb
84880	73 70 3b 3d 26 6e 62 73 70 3b 2d 35 31 3c 62 72 3e 50 49 5f 42 41 44 5f 50 41 52 41 4d 5f 4e 55	sp;=&nbsp;-51<br>PI_BAD_PARAM_NU
848a0	4d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 35 32 3c 62 72 3e 50 49 5f 44 55 50 5f 54 41 47 26	M&nbsp;=&nbsp;-52<br>PI_DUP_TAG&
848c0	6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 35 33 3c 62 72 3e 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 54	nbsp;=&nbsp;-53<br>PI_TOO_MANY_T
848e0	41 47 53 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 35 34 3c 62 72 3e 50 49 5f 42 41 44 5f 53 43	AGS&nbsp;=&nbsp;-54<br>PI_BAD_SC
84900	52 49 50 54 5f 43 4d 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 35 35 3c 62 72 3e 50 49 5f 42	RIPT_CMD&nbsp;=&nbsp;-55<br>PI_B
84920	41 44 5f 56 41 52 5f 4e 55 4d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 35 36 3c 62 72 3e 50 49	AD_VAR_NUM&nbsp;=&nbsp;-56<br>PI
84940	5f 4e 4f 5f 53 43 52 49 50 54 5f 52 4f 4f 4d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 35 37 3c	_NO_SCRIPT_ROOM&nbsp;=&nbsp;-57<
84960	62 72 3e 50 49 5f 4e 4f 5f 4d 45 4d 4f 52 59 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 35 38 3c	br>PI_NO_MEMORY&nbsp;=&nbsp;-58<
84980	62 72 3e 50 49 5f 53 4f 43 4b 5f 52 45 41 44 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 3d 26 6e 62	br>PI_SOCK_READ_FAILED&nbsp;=&nb
849a0	73 70 3b 2d 35 39 3c 62 72 3e 50 49 5f 53 4f 43 4b 5f 57 52 49 54 5f 46 41 49 4c 45 44 26 6e 62	sp;-59<br>PI_SOCK_WRIT_FAILED&nb
849c0	73 70 3b 3d 26 6e 62 73 70 3b 2d 36 30 3c 62 72 3e 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 41 52	sp;=&nbsp;-60<br>PI_TOO_MANY_PAR
849e0	41 4d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 36 31 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f	AM&nbsp;=&nbsp;-61<br>PI_SCRIPT_
84a00	4e 4f 54 5f 52 45 41 44 59 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 36 32 3c 62 72 3e 50 49 5f	NOT_READY&nbsp;=&nbsp;-62<br>PI_
84a20	42 41 44 5f 54 41 47 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 36 33 3c 62 72 3e 50 49 5f 42 41	BAD_TAG&nbsp;=&nbsp;-63<br>PI_BA
84a40	44 5f 4d 49 43 53 5f 44 45 4c 41 59 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 36 34 3c 62 72 3e	D_MICS_DELAY&nbsp;=&nbsp;-64<br>
84a60	50 49 5f 42 41 44 5f 4d 49 4c 53 5f 44 45 4c 41 59 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 36	PI_BAD_MILS_DELAY&nbsp;=&nbsp;-6
84a80	35 3c 62 72 3e 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	5<br>PI_BAD_WAVE_ID&nbsp;=&nbsp;
84aa0	2d 36 36 3c 62 72 3e 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 43 42 53 26 6e 62 73 70 3b 3d 26 6e 62	-66<br>PI_TOO_MANY_CBS&nbsp;=&nb
84ac0	73 70 3b 2d 36 37 3c 62 72 3e 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 4f 4f 4c 26 6e 62 73 70 3b 3d	sp;-67<br>PI_TOO_MANY_OOL&nbsp;=
84ae0	26 6e 62 73 70 3b 2d 36 38 3c 62 72 3e 50 49 5f 45 4d 50 54 59 5f 57 41 56 45 46 4f 52 4d 26 6e	&nbsp;-68<br>PI_EMPTY_WAVEFORM&n
84b00	62 73 70 3b 3d 26 6e 62 73 70 3b 2d 36 39 3c 62 72 3e 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d	bsp;=&nbsp;-69<br>PI_NO_WAVEFORM
84b20	5f 49 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 37 30 3c 62 72 3e 50 49 5f 49 32 43 5f 4f 50	_ID&nbsp;=&nbsp;-70<br>PI_I2C_OP
84b40	45 4e 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 37 31 3c 62 72 3e 50 49 5f	EN_FAILED&nbsp;=&nbsp;-71<br>PI_
84b60	53 45 52 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 37 32 3c	SER_OPEN_FAILED&nbsp;=&nbsp;-72<
84b80	62 72 3e 50 49 5f 53 50 49 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73	br>PI_SPI_OPEN_FAILED&nbsp;=&nbs
84ba0	70 3b 2d 37 33 3c 62 72 3e 50 49 5f 42 41 44 5f 49 32 43 5f 42 55 53 26 6e 62 73 70 3b 3d 26 6e	p;-73<br>PI_BAD_I2C_BUS&nbsp;=&n
84bc0	62 73 70 3b 2d 37 34 3c 62 72 3e 50 49 5f 42 41 44 5f 49 32 43 5f 41 44 44 52 26 6e 62 73 70 3b	bsp;-74<br>PI_BAD_I2C_ADDR&nbsp;
84be0	3d 26 6e 62 73 70 3b 2d 37 35 3c 62 72 3e 50 49 5f 42 41 44 5f 53 50 49 5f 43 48 41 4e 4e 45 4c	=&nbsp;-75<br>PI_BAD_SPI_CHANNEL
84c00	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 37 36 3c 62 72 3e 50 49 5f 42 41 44 5f 46 4c 41 47 53	&nbsp;=&nbsp;-76<br>PI_BAD_FLAGS
84c20	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 37 37 3c 62 72 3e 50 49 5f 42 41 44 5f 53 50 49 5f 53	&nbsp;=&nbsp;-77<br>PI_BAD_SPI_S
84c40	50 45 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 37 38 3c 62 72 3e 50 49 5f 42 41 44 5f 53	PEED&nbsp;=&nbsp;-78<br>PI_BAD_S
84c60	45 52 5f 44 45 56 49 43 45 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 37 39 3c 62 72 3e 50 49 5f	ER_DEVICE&nbsp;=&nbsp;-79<br>PI_
84c80	42 41 44 5f 53 45 52 5f 53 50 45 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 38 30 3c 62 72	BAD_SER_SPEED&nbsp;=&nbsp;-80<br
84ca0	3e 50 49 5f 42 41 44 5f 50 41 52 41 4d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 38 31 3c 62 72	>PI_BAD_PARAM&nbsp;=&nbsp;-81<br
84cc0	3e 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70	>PI_I2C_WRITE_FAILED&nbsp;=&nbsp
84ce0	3b 2d 38 32 3c 62 72 3e 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b	;-82<br>PI_I2C_READ_FAILED&nbsp;
84d00	3d 26 6e 62 73 70 3b 2d 38 33 3c 62 72 3e 50 49 5f 42 41 44 5f 53 50 49 5f 43 4f 55 4e 54 26 6e	=&nbsp;-83<br>PI_BAD_SPI_COUNT&n
84d20	62 73 70 3b 3d 26 6e 62 73 70 3b 2d 38 34 3c 62 72 3e 50 49 5f 53 45 52 5f 57 52 49 54 45 5f 46	bsp;=&nbsp;-84<br>PI_SER_WRITE_F
84d40	41 49 4c 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 38 35 3c 62 72 3e 50 49 5f 53 45 52 5f	AILED&nbsp;=&nbsp;-85<br>PI_SER_
84d60	52 45 41 44 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 38 36 3c 62 72 3e 50	READ_FAILED&nbsp;=&nbsp;-86<br>P
84d80	49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54 41 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d	I_SER_READ_NO_DATA&nbsp;=&nbsp;-
84da0	38 37 3c 62 72 3e 50 49 5f 55 4e 4b 4e 4f 57 4e 5f 43 4f 4d 4d 41 4e 44 26 6e 62 73 70 3b 3d 26	87<br>PI_UNKNOWN_COMMAND&nbsp;=&
84dc0	6e 62 73 70 3b 2d 38 38 3c 62 72 3e 50 49 5f 53 50 49 5f 58 46 45 52 5f 46 41 49 4c 45 44 26 6e	nbsp;-88<br>PI_SPI_XFER_FAILED&n
84de0	62 73 70 3b 3d 26 6e 62 73 70 3b 2d 38 39 3c 62 72 3e 50 49 5f 4e 4f 5f 41 55 58 5f 53 50 49 26	bsp;=&nbsp;-89<br>PI_NO_AUX_SPI&
84e00	6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 39 31 3c 62 72 3e 50 49 5f 4e 4f 54 5f 50 57 4d 5f 47 50	nbsp;=&nbsp;-91<br>PI_NOT_PWM_GP
84e20	49 4f 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 39 32 3c 62 72 3e 50 49 5f 4e 4f 54 5f 53 45 52	IO&nbsp;=&nbsp;-92<br>PI_NOT_SER
84e40	56 4f 5f 47 50 49 4f 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 39 33 3c 62 72 3e 50 49 5f 4e 4f	VO_GPIO&nbsp;=&nbsp;-93<br>PI_NO
84e60	54 5f 48 43 4c 4b 5f 47 50 49 4f 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 39 34 3c 62 72 3e 50	T_HCLK_GPIO&nbsp;=&nbsp;-94<br>P
84e80	49 5f 4e 4f 54 5f 48 50 57 4d 5f 47 50 49 4f 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 39 35 3c	I_NOT_HPWM_GPIO&nbsp;=&nbsp;-95<
84ea0	62 72 3e 50 49 5f 42 41 44 5f 48 50 57 4d 5f 46 52 45 51 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	br>PI_BAD_HPWM_FREQ&nbsp;=&nbsp;
84ec0	2d 39 36 3c 62 72 3e 50 49 5f 42 41 44 5f 48 50 57 4d 5f 44 55 54 59 26 6e 62 73 70 3b 3d 26 6e	-96<br>PI_BAD_HPWM_DUTY&nbsp;=&n
84ee0	62 73 70 3b 2d 39 37 3c 62 72 3e 50 49 5f 42 41 44 5f 48 43 4c 4b 5f 46 52 45 51 26 6e 62 73 70	bsp;-97<br>PI_BAD_HCLK_FREQ&nbsp
84f00	3b 3d 26 6e 62 73 70 3b 2d 39 38 3c 62 72 3e 50 49 5f 42 41 44 5f 48 43 4c 4b 5f 50 41 53 53 26	;=&nbsp;-98<br>PI_BAD_HCLK_PASS&
84f20	6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 39 39 3c 62 72 3e 50 49 5f 48 50 57 4d 5f 49 4c 4c 45 47	nbsp;=&nbsp;-99<br>PI_HPWM_ILLEG
84f40	41 4c 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 30 30 3c 62 72 3e 50 49 5f 42 41 44 5f 44 41	AL&nbsp;=&nbsp;-100<br>PI_BAD_DA
84f60	54 41 42 49 54 53 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 30 31 3c 62 72 3e 50 49 5f 42 41	TABITS&nbsp;=&nbsp;-101<br>PI_BA
84f80	44 5f 53 54 4f 50 42 49 54 53 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 30 32 3c 62 72 3e 50	D_STOPBITS&nbsp;=&nbsp;-102<br>P
84fa0	49 5f 4d 53 47 5f 54 4f 4f 42 49 47 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 30 33 3c 62 72	I_MSG_TOOBIG&nbsp;=&nbsp;-103<br
84fc0	3e 50 49 5f 42 41 44 5f 4d 41 4c 4c 4f 43 5f 4d 4f 44 45 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	>PI_BAD_MALLOC_MODE&nbsp;=&nbsp;
84fe0	2d 31 30 34 3c 62 72 3e 50 49 5f 42 41 44 5f 53 4d 42 55 53 5f 43 4d 44 26 6e 62 73 70 3b 3d 26	-104<br>PI_BAD_SMBUS_CMD&nbsp;=&
85000	00 00 00 8d 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31	....r><code>user_gpio:&nbsp;0-31
85020	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 74 65 61 64 79 3a 26 6e 62	<br>&nbsp;&nbsp;&nbsp;steady:&nb
85040	73 70 3b 30 2d 33 30 30 30 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;0-300000<br>&nbsp;&nbsp;&nbsp
85060	3b 61 63 74 69 76 65 3a 26 6e 62 73 70 3b 30 2d 31 30 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64	;active:&nbsp;0-1000000<br></cod
85080	65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72	e><br><br>Returns.0.if.OK,.other
850a0	77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 42 41 44	wise.PI_BAD_USER_GPIO,.or.PI_BAD
850c0	5f 46 49 4c 54 45 52 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 69 6c 74 65 72 20 61 66 66	_FILTER..<br><br>This.filter.aff
850e0	65 63 74 73 20 74 68 65 20 47 50 49 4f 20 73 61 6d 70 6c 65 73 20 72 65 74 75 72 6e 65 64 20 74	ects.the.GPIO.samples.returned.t
85100	6f 20 63 61 6c 6c 62 61 63 6b 73 20 73 65 74 20 75 70 0a 77 69 74 68 20 3c 61 20 68 72 65 66 3d	o.callbacks.set.up.with.<a.href=
85120	22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	"#callback">callback</a>,.<a.hre
85140	66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 65 78 22 3e 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e	f="#callback_ex">callback_ex</a>
85160	20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 22 3e 77 61	.and.<a.href="#wait_for_edge">wa
85180	69 74 5f 66 6f 72 5f 65 64 67 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64 6f 65 73	it_for_edge</a>..<br><br>It.does
851a0	20 6e 6f 74 20 61 66 66 65 63 74 20 6c 65 76 65 6c 73 20 72 65 61 64 20 62 79 20 3c 61 20 68 72	.not.affect.levels.read.by.<a.hr
851c0	65 66 3d 22 23 67 70 69 6f 5f 72 65 61 64 22 3e 67 70 69 6f 5f 72 65 61 64 3c 2f 61 3e 2c 0a 3c	ef="#gpio_read">gpio_read</a>,.<
851e0	61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e 72 65 61 64 5f 62 61 6e 6b 5f	a.href="#read_bank_1">read_bank_
85200	31 3c 2f 61 3e 2c 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 32 22	1</a>,.or.<a.href="#read_bank_2"
85220	3e 72 65 61 64 5f 62 61 6e 6b 5f 32 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c 20	>read_bank_2</a>..<br><br>Level.
85240	63 68 61 6e 67 65 73 20 62 65 66 6f 72 65 20 61 6e 64 20 61 66 74 65 72 20 74 68 65 20 61 63 74	changes.before.and.after.the.act
85260	69 76 65 20 70 65 72 69 6f 64 20 6d 61 79 0a 62 65 20 72 65 70 6f 72 74 65 64 2e 20 20 59 6f 75	ive.period.may.be.reported...You
85280	72 20 73 6f 66 74 77 61 72 65 20 6d 75 73 74 20 62 65 20 64 65 73 69 67 6e 65 64 20 74 6f 20 63	r.software.must.be.designed.to.c
852a0	6f 70 65 20 77 69 74 68 0a 73 75 63 68 20 72 65 70 6f 72 74 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61	ope.with.such.reports..<h3><a.na
852c0	6d 65 3d 22 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75	me="read_bank_1"></a><a.href="#u
852e0	69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e	int32_t"><small>uint32_t</small>
85300	3c 2f 61 3e 20 72 65 61 64 5f 62 61 6e 6b 5f 31 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73	</a>.read_bank_1<small>(void)</s
85320	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 20 74 68 65 20 6c 65 76 65 6c 73 20 6f 66 20 74 68	mall></h3>.Read.the.levels.of.th
85340	65 20 62 61 6e 6b 20 31 20 47 50 49 4f 20 28 47 50 49 4f 20 30 2d 33 31 29 2e 0a 3c 62 72 3e 3c	e.bank.1.GPIO.(GPIO.0-31)..<br><
85360	62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 33 32 20 62 69 74 20 69 6e 74 65 67 65 72 20 68	br>The.returned.32.bit.integer.h
85380	61 73 20 61 20 62 69 74 20 73 65 74 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e	as.a.bit.set.if.the.correspondin
853a0	67 0a 47 50 49 4f 20 69 73 20 6c 6f 67 69 63 20 31 2e 20 20 47 50 49 4f 20 6e 20 68 61 73 20 62	g.GPIO.is.logic.1...GPIO.n.has.b
853c0	69 74 20 76 61 6c 75 65 20 28 31 26 6c 74 3b 26 6c 74 3b 6e 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61	it.value.(1&lt;&lt;n)..<h3><a.na
853e0	6d 65 3d 22 72 65 61 64 5f 62 61 6e 6b 5f 32 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75	me="read_bank_2"></a><a.href="#u
85400	69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e	int32_t"><small>uint32_t</small>
85420	3c 2f 61 3e 20 72 65 61 64 5f 62 61 6e 6b 5f 32 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73	</a>.read_bank_2<small>(void)</s
85440	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 20 74 68 65 20 6c 65 76 65 6c 73 20 6f 66 20 74 68	mall></h3>.Read.the.levels.of.th
85460	65 20 62 61 6e 6b 20 32 20 47 50 49 4f 20 28 47 50 49 4f 20 33 32 2d 35 33 29 2e 0a 3c 62 72 3e	e.bank.2.GPIO.(GPIO.32-53)..<br>
85480	3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 33 32 20 62 69 74 20 69 6e 74 65 67 65 72 20	<br>The.returned.32.bit.integer.
854a0	68 61 73 20 61 20 62 69 74 20 73 65 74 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69	has.a.bit.set.if.the.correspondi
854c0	6e 67 0a 47 50 49 4f 20 69 73 20 6c 6f 67 69 63 20 31 2e 20 20 47 50 49 4f 20 6e 20 68 61 73 20	ng.GPIO.is.logic.1...GPIO.n.has.
854e0	62 69 74 20 76 61 6c 75 65 20 28 31 26 6c 74 3b 26 6c 74 3b 28 6e 2d 33 32 29 29 2e 0a 3c 68 33	bit.value.(1&lt;&lt;(n-32))..<h3
85500	3e 3c 61 20 6e 61 6d 65 3d 22 63 6c 65 61 72 5f 62 61 6e 6b 5f 31 22 3e 3c 2f 61 3e 3c 61 20 68	><a.name="clear_bank_1"></a><a.h
85520	72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	ref="#int"><small>int</small></a
85540	3e 20 63 6c 65 61 72 5f 62 61 6e 6b 5f 31 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	>.clear_bank_1<small>(<a.href="#
85560	75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	uint32_t">uint32_t</a>.<a.href="
85580	23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 6c	#bits">bits</a>)</small></h3>.Cl
855a0	65 61 72 73 20 47 50 49 4f 20 30 2d 33 31 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64	ears.GPIO.0-31.if.the.correspond
855c0	69 6e 67 20 62 69 74 20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e	ing.bit.in.bits.is.set..<br><br>
855e0	3c 63 6f 64 65 3e 62 69 74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70	<code>bits:&nbsp;a&nbsp;bit&nbsp
85600	3b 6d 61 73 6b 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74 26	;mask&nbsp;with&nbsp;1&nbsp;set&
85620	6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e 64	nbsp;if&nbsp;the&nbsp;correspond
85640	69 6e 67 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b 26	ing&nbsp;GPIO&nbsp;is<br>&nbsp;&
85660	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 6f 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;to&
85680	6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 63 6c 65 61 72 65 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e	nbsp;be&nbsp;cleared.<br></code>
856a0	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	<br><br>Returns.0.if.OK,.otherwi
856c0	73 65 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20	se.PI_SOME_PERMITTED..<br><br>A.
856e0	73 74 61 74 75 73 20 6f 66 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69	status.of.PI_SOME_PERMITTED.indi
85700	63 61 74 65 73 20 74 68 61 74 20 74 68 65 20 75 73 65 72 20 69 73 20 6e 6f 74 0a 61 6c 6c 6f 77	cates.that.the.user.is.not.allow
85720	65 64 20 74 6f 20 77 72 69 74 65 20 74 6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68	ed.to.write.to.one.or.more.of.th
85740	65 20 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 6c 65 61 72 5f 62 61 6e 6b 5f	e.GPIO..<h3><a.name="clear_bank_
85760	32 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	2"></a><a.href="#int"><small>int
85780	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 63 6c 65 61 72 5f 62 61 6e 6b 5f 32 3c 73 6d 61 6c 6c 3e	</small></a>.clear_bank_2<small>
857a0	28 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61	(<a.href="#uint32_t">uint32_t</a
857c0	3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61	>.<a.href="#bits">bits</a>)</sma
857e0	6c 6c 3e 3c 2f 68 33 3e 0a 43 6c 65 61 72 73 20 47 50 49 4f 20 33 32 2d 35 33 20 69 66 20 74 68	ll></h3>.Clears.GPIO.32-53.if.th
85800	65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 28 30 2d 32 31 29 20 69 6e 20 62 69	e.corresponding.bit.(0-21).in.bi
85820	74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 69 74 73 3a 26 6e	ts.is.set..<br><br><code>bits:&n
85840	62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 77 69	bsp;a&nbsp;bit&nbsp;mask&nbsp;wi
85860	74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b	th&nbsp;1&nbsp;set&nbsp;if&nbsp;
85880	74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 26 6e 62 73 70 3b 47 50 49 4f	the&nbsp;corresponding&nbsp;GPIO
858a0	26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;is<br>&nbsp;&nbsp;&nbsp;&n
858c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b	bsp;&nbsp;&nbsp;to&nbsp;be&nbsp;
858e0	63 6c 65 61 72 65 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	cleared.<br></code><br><br>Retur
85900	6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 53 4f 4d 45 5f 50 45	ns.0.if.OK,.otherwise.PI_SOME_PE
85920	52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 73 74 61 74 75 73 20 6f 66 20 50 49 5f	RMITTED..<br><br>A.status.of.PI_
85940	53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69 63 61 74 65 73 20 74 68 61 74 20 74 68	SOME_PERMITTED.indicates.that.th
85960	65 20 75 73 65 72 20 69 73 20 6e 6f 74 0a 61 6c 6c 6f 77 65 64 20 74 6f 20 77 72 69 74 65 20 74	e.user.is.not.allowed.to.write.t
85980	6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 20 47 50 49 4f 2e 0a 3c 68 33 3e 3c	o.one.or.more.of.the.GPIO..<h3><
859a0	61 20 6e 61 6d 65 3d 22 73 65 74 5f 62 61 6e 6b 5f 31 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	a.name="set_bank_1"></a><a.href=
859c0	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65	"#int"><small>int</small></a>.se
859e0	74 5f 62 61 6e 6b 5f 31 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32	t_bank_1<small>(<a.href="#uint32
85a00	5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22	_t">uint32_t</a>.<a.href="#bits"
85a20	3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 47 50 49	>bits</a>)</small></h3>.Sets.GPI
85a40	4f 20 30 2d 33 31 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20	O.0-31.if.the.corresponding.bit.
85a60	69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 69	in.bits.is.set..<br><br><code>bi
85a80	74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62	ts:&nbsp;a&nbsp;bit&nbsp;mask&nb
85aa0	73 70 3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 69 66 26	sp;with&nbsp;1&nbsp;set&nbsp;if&
85ac0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 26 6e 62 73 70	nbsp;the&nbsp;corresponding&nbsp
85ae0	3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;GPIO&nbsp;is<br>&nbsp;&nbsp;&nb
85b00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26	sp;&nbsp;&nbsp;&nbsp;to&nbsp;be&
85b20	6e 62 73 70 3b 73 65 74 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75	nbsp;set.<br></code><br><br>Retu
85b40	72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 53 4f 4d 45 5f 50	rns.0.if.OK,.otherwise.PI_SOME_P
85b60	45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 73 74 61 74 75 73 20 6f 66 20 50 49	ERMITTED..<br><br>A.status.of.PI
85b80	5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69 63 61 74 65 73 20 74 68 61 74 20 74	_SOME_PERMITTED.indicates.that.t
85ba0	68 65 20 75 73 65 72 20 69 73 20 6e 6f 74 0a 61 6c 6c 6f 77 65 64 20 74 6f 20 77 72 69 74 65 20	he.user.is.not.allowed.to.write.
85bc0	74 6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 20 47 50 49 4f 2e 0a 3c 68 33 3e	to.one.or.more.of.the.GPIO..<h3>
85be0	3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 62 61 6e 6b 5f 32 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	<a.name="set_bank_2"></a><a.href
85c00	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73	="#int"><small>int</small></a>.s
85c20	65 74 5f 62 61 6e 6b 5f 32 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33	et_bank_2<small>(<a.href="#uint3
85c40	32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73	2_t">uint32_t</a>.<a.href="#bits
85c60	22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 47 50	">bits</a>)</small></h3>.Sets.GP
85c80	49 4f 20 33 32 2d 35 33 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69	IO.32-53.if.the.corresponding.bi
85ca0	74 20 28 30 2d 32 31 29 20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72	t.(0-21).in.bits.is.set..<br><br
85cc0	3e 3c 63 6f 64 65 3e 62 69 74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73	><code>bits:&nbsp;a&nbsp;bit&nbs
85ce0	70 3b 6d 61 73 6b 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74	p;mask&nbsp;with&nbsp;1&nbsp;set
85d00	26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e	&nbsp;if&nbsp;the&nbsp;correspon
85d20	64 69 6e 67 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b	ding&nbsp;GPIO&nbsp;is<br>&nbsp;
85d40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 6f	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;to
85d60	26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 73 65 74 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	&nbsp;be&nbsp;set.<br></code><br
85d80	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
85da0	50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 73 74 61	PI_SOME_PERMITTED..<br><br>A.sta
85dc0	74 75 73 20 6f 66 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69 63 61 74	tus.of.PI_SOME_PERMITTED.indicat
85de0	65 73 20 74 68 61 74 20 74 68 65 20 75 73 65 72 20 69 73 20 6e 6f 74 0a 61 6c 6c 6f 77 65 64 20	es.that.the.user.is.not.allowed.
85e00	74 6f 20 77 72 69 74 65 20 74 6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 20 47	to.write.to.one.or.more.of.the.G
85e20	50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b	PIO..<h3><a.name="hardware_clock
85e40	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
85e60	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 3c 73 6d 61 6c 6c	/small></a>.hardware_clock<small
85e80	3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	>(<a.href="#unsigned">unsigned</
85ea0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20	a>.<a.href="#gpio">gpio</a>,.<a.
85ec0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
85ee0	20 68 72 65 66 3d 22 23 63 6c 6b 66 72 65 71 22 3e 63 6c 6b 66 72 65 71 3c 2f 61 3e 29 3c 2f 73	.href="#clkfreq">clkfreq</a>)</s
85f00	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f	mall></h3>.Starts.a.hardware.clo
85f20	63 6b 20 6f 6e 20 61 20 47 50 49 4f 20 61 74 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 66 72	ck.on.a.GPIO.at.the.specified.fr
85f40	65 71 75 65 6e 63 79 2e 0a 46 72 65 71 75 65 6e 63 69 65 73 20 61 62 6f 76 65 20 33 30 4d 48 7a	equency..Frequencies.above.30MHz
85f60	20 61 72 65 20 75 6e 6c 69 6b 65 6c 79 20 74 6f 20 77 6f 72 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	.are.unlikely.to.work..<br><br><
85f80	63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	code>&nbsp;&nbsp;&nbsp;&nbsp;&nb
85fa0	73 70 3b 67 70 69 6f 3a 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 64 65 73 63 72 69 70 74 69	sp;gpio:&nbsp;see&nbsp;descripti
85fc0	6f 6e 3c 62 72 3e 66 72 65 71 75 65 6e 63 79 3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66	on<br>frequency:&nbsp;0&nbsp;(of
85fe0	66 29 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 34 36 38 39 2d 32 35 30 30 30 30 30 30 30 26 6e	f)&nbsp;or&nbsp;4689-250000000&n
86000	00 00 00 88 6e 62 73 70 3b 2d 31 30 37 3c 62 72 3e 50 49 5f 4e 4f 54 5f 49 32 43 5f 47 50 49 4f	....nbsp;-107<br>PI_NOT_I2C_GPIO
86020	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 30 38 3c 62 72 3e 50 49 5f 42 41 44 5f 49 32 43 5f	&nbsp;=&nbsp;-108<br>PI_BAD_I2C_
86040	57 4c 45 4e 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 30 39 3c 62 72 3e 50 49 5f 42 41 44 5f	WLEN&nbsp;=&nbsp;-109<br>PI_BAD_
86060	49 32 43 5f 52 4c 45 4e 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 31 30 3c 62 72 3e 50 49 5f	I2C_RLEN&nbsp;=&nbsp;-110<br>PI_
86080	42 41 44 5f 49 32 43 5f 43 4d 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 31 31 3c 62 72 3e	BAD_I2C_CMD&nbsp;=&nbsp;-111<br>
860a0	50 49 5f 42 41 44 5f 49 32 43 5f 42 41 55 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 31 32	PI_BAD_I2C_BAUD&nbsp;=&nbsp;-112
860c0	3c 62 72 3e 50 49 5f 43 48 41 49 4e 5f 4c 4f 4f 50 5f 43 4e 54 26 6e 62 73 70 3b 3d 26 6e 62 73	<br>PI_CHAIN_LOOP_CNT&nbsp;=&nbs
860e0	70 3b 2d 31 31 33 3c 62 72 3e 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 4c 4f 4f 50 26 6e 62 73 70	p;-113<br>PI_BAD_CHAIN_LOOP&nbsp
86100	3b 3d 26 6e 62 73 70 3b 2d 31 31 34 3c 62 72 3e 50 49 5f 43 48 41 49 4e 5f 43 4f 55 4e 54 45 52	;=&nbsp;-114<br>PI_CHAIN_COUNTER
86120	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 31 35 3c 62 72 3e 50 49 5f 42 41 44 5f 43 48 41 49	&nbsp;=&nbsp;-115<br>PI_BAD_CHAI
86140	4e 5f 43 4d 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 31 36 3c 62 72 3e 50 49 5f 42 41 44	N_CMD&nbsp;=&nbsp;-116<br>PI_BAD
86160	5f 43 48 41 49 4e 5f 44 45 4c 41 59 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 31 37 3c 62 72	_CHAIN_DELAY&nbsp;=&nbsp;-117<br
86180	3e 50 49 5f 43 48 41 49 4e 5f 4e 45 53 54 49 4e 47 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31	>PI_CHAIN_NESTING&nbsp;=&nbsp;-1
861a0	31 38 3c 62 72 3e 50 49 5f 43 48 41 49 4e 5f 54 4f 4f 5f 42 49 47 26 6e 62 73 70 3b 3d 26 6e 62	18<br>PI_CHAIN_TOO_BIG&nbsp;=&nb
861c0	73 70 3b 2d 31 31 39 3c 62 72 3e 50 49 5f 44 45 50 52 45 43 41 54 45 44 26 6e 62 73 70 3b 3d 26	sp;-119<br>PI_DEPRECATED&nbsp;=&
861e0	6e 62 73 70 3b 2d 31 32 30 3c 62 72 3e 50 49 5f 42 41 44 5f 53 45 52 5f 49 4e 56 45 52 54 26 6e	nbsp;-120<br>PI_BAD_SER_INVERT&n
86200	62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 32 31 3c 62 72 3e 50 49 5f 42 41 44 5f 46 4f 52 45 56 45	bsp;=&nbsp;-121<br>PI_BAD_FOREVE
86220	52 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 32 34 3c 62 72 3e 50 49 5f 42 41 44 5f 46 49 4c	R&nbsp;=&nbsp;-124<br>PI_BAD_FIL
86240	54 45 52 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 32 35 3c 62 72 3e 50 49 5f 42 41 44 5f 50	TER&nbsp;=&nbsp;-125<br>PI_BAD_P
86260	41 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 32 36 3c 62 72 3e 50 49 5f 42 41 44 5f 53 54	AD&nbsp;=&nbsp;-126<br>PI_BAD_ST
86280	52 45 4e 47 54 48 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 32 37 3c 62 72 3e 50 49 5f 46 49	RENGTH&nbsp;=&nbsp;-127<br>PI_FI
862a0	4c 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 32 38 3c 62	L_OPEN_FAILED&nbsp;=&nbsp;-128<b
862c0	72 3e 50 49 5f 42 41 44 5f 46 49 4c 45 5f 4d 4f 44 45 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d	r>PI_BAD_FILE_MODE&nbsp;=&nbsp;-
862e0	31 32 39 3c 62 72 3e 50 49 5f 42 41 44 5f 46 49 4c 45 5f 46 4c 41 47 26 6e 62 73 70 3b 3d 26 6e	129<br>PI_BAD_FILE_FLAG&nbsp;=&n
86300	62 73 70 3b 2d 31 33 30 3c 62 72 3e 50 49 5f 42 41 44 5f 46 49 4c 45 5f 52 45 41 44 26 6e 62 73	bsp;-130<br>PI_BAD_FILE_READ&nbs
86320	70 3b 3d 26 6e 62 73 70 3b 2d 31 33 31 3c 62 72 3e 50 49 5f 42 41 44 5f 46 49 4c 45 5f 57 52 49	p;=&nbsp;-131<br>PI_BAD_FILE_WRI
86340	54 45 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 33 32 3c 62 72 3e 50 49 5f 46 49 4c 45 5f 4e	TE&nbsp;=&nbsp;-132<br>PI_FILE_N
86360	4f 54 5f 52 4f 50 45 4e 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 33 33 3c 62 72 3e 50 49 5f	OT_ROPEN&nbsp;=&nbsp;-133<br>PI_
86380	46 49 4c 45 5f 4e 4f 54 5f 57 4f 50 45 4e 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 33 34 3c	FILE_NOT_WOPEN&nbsp;=&nbsp;-134<
863a0	62 72 3e 50 49 5f 42 41 44 5f 46 49 4c 45 5f 53 45 45 4b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	br>PI_BAD_FILE_SEEK&nbsp;=&nbsp;
863c0	2d 31 33 35 3c 62 72 3e 50 49 5f 4e 4f 5f 46 49 4c 45 5f 4d 41 54 43 48 26 6e 62 73 70 3b 3d 26	-135<br>PI_NO_FILE_MATCH&nbsp;=&
863e0	6e 62 73 70 3b 2d 31 33 36 3c 62 72 3e 50 49 5f 4e 4f 5f 46 49 4c 45 5f 41 43 43 45 53 53 26 6e	nbsp;-136<br>PI_NO_FILE_ACCESS&n
86400	62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 33 37 3c 62 72 3e 50 49 5f 46 49 4c 45 5f 49 53 5f 41 5f	bsp;=&nbsp;-137<br>PI_FILE_IS_A_
86420	44 49 52 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 33 38 3c 62 72 3e 50 49 5f 42 41 44 5f 53	DIR&nbsp;=&nbsp;-138<br>PI_BAD_S
86440	48 45 4c 4c 5f 53 54 41 54 55 53 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 33 39 3c 62 72 3e	HELL_STATUS&nbsp;=&nbsp;-139<br>
86460	50 49 5f 42 41 44 5f 53 43 52 49 50 54 5f 4e 41 4d 45 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d	PI_BAD_SCRIPT_NAME&nbsp;=&nbsp;-
86480	31 34 30 3c 62 72 3e 50 49 5f 42 41 44 5f 53 50 49 5f 42 41 55 44 26 6e 62 73 70 3b 3d 26 6e 62	140<br>PI_BAD_SPI_BAUD&nbsp;=&nb
864a0	73 70 3b 2d 31 34 31 3c 62 72 3e 50 49 5f 4e 4f 54 5f 53 50 49 5f 47 50 49 4f 26 6e 62 73 70 3b	sp;-141<br>PI_NOT_SPI_GPIO&nbsp;
864c0	3d 26 6e 62 73 70 3b 2d 31 34 32 3c 62 72 3e 50 49 5f 42 41 44 5f 45 56 45 4e 54 5f 49 44 26 6e	=&nbsp;-142<br>PI_BAD_EVENT_ID&n
864e0	62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 34 33 3c 62 72 3e 50 49 5f 43 4d 44 5f 49 4e 54 45 52 52	bsp;=&nbsp;-143<br>PI_CMD_INTERR
86500	55 50 54 45 44 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 34 34 3c 62 72 3e 50 49 5f 4e 4f 54	UPTED&nbsp;=&nbsp;-144<br>PI_NOT
86520	5f 4f 4e 5f 42 43 4d 32 37 31 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e	_ON_BCM2711&nbsp;&nbsp;&nbsp;=&n
86540	62 73 70 3b 2d 31 34 35 3c 62 72 3e 50 49 5f 4f 4e 4c 59 5f 4f 4e 5f 42 43 4d 32 37 31 31 26 6e	bsp;-145<br>PI_ONLY_ON_BCM2711&n
86560	62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 31 34 36 3c 62 72 3e 3c 2f 63 6f 64 65 3e	bsp;&nbsp;=&nbsp;-146<br></code>
86580	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 22 3e 3c 2f 61 3e 65 76 65 6e 74 3a 20 30	<h3><a.name="event"></a>event:.0
865a0	2d 33 31 3c 2f 68 33 3e 41 6e 20 65 76 65 6e 74 20 69 73 20 61 20 73 69 67 6e 61 6c 20 75 73 65	-31</h3>An.event.is.a.signal.use
865c0	64 20 74 6f 20 69 6e 66 6f 72 6d 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 63 6f 6e 73 75 6d 65 72	d.to.inform.one.or.more.consumer
865e0	73 0a 74 6f 20 73 74 61 72 74 20 61 6e 20 61 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	s.to.start.an.action..<h3><a.nam
86600	65 3d 22 66 69 6c 65 5f 6d 6f 64 65 22 3e 3c 2f 61 3e 66 69 6c 65 5f 6d 6f 64 65 3a 20 3c 2f 68	e="file_mode"></a>file_mode:.</h
86620	33 3e 54 68 65 20 6d 6f 64 65 20 6d 61 79 20 68 61 76 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e	3>The.mode.may.have.the.followin
86640	67 20 76 61 6c 75 65 73 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 46 49 4c 45 5f 52 45 41 44	g.values.<br><br><code>FILE_READ
86660	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 46 49 4c 45 5f 57 52 49 54	&nbsp;&nbsp;&nbsp;1<br>FILE_WRIT
86680	45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 3c 62 72 3e 46 49 4c 45 5f 52 57 26 6e 62 73 70 3b 26	E&nbsp;&nbsp;2<br>FILE_RW&nbsp;&
866a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 3c 62 72 3e 3c 2f 63 6f	nbsp;&nbsp;&nbsp;&nbsp;3<br></co
866c0	64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 20	de><br><br>The.following.values.
866e0	63 61 6e 20 62 65 20 6f 72 27 64 20 69 6e 74 6f 20 74 68 65 20 66 69 6c 65 20 6f 70 65 6e 20 6d	can.be.or'd.into.the.file.open.m
86700	6f 64 65 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 46 49 4c 45 5f 41 50 50 45 4e 44 26 6e 62	ode.<br><br><code>FILE_APPEND&nb
86720	73 70 3b 34 3c 62 72 3e 46 49 4c 45 5f 43 52 45 41 54 45 26 6e 62 73 70 3b 38 3c 62 72 3e 46 49	sp;4<br>FILE_CREATE&nbsp;8<br>FI
86740	4c 45 5f 54 52 55 4e 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 3c 62 72 3e 3c 2f 63 6f 64 65	LE_TRUNC&nbsp;&nbsp;16<br></code
86760	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 5f 6e 61 6d 65 22 3e 3c 2f 61 3e 66 69 6c	><h3><a.name="file_name"></a>fil
86780	65 5f 6e 61 6d 65 3a 20 3c 2f 68 33 3e 41 20 66 75 6c 6c 20 66 69 6c 65 20 70 61 74 68 2e 20 20	e_name:.</h3>A.full.file.path...
867a0	54 6f 20 62 65 20 61 63 63 65 73 73 69 62 6c 65 20 74 68 65 20 70 61 74 68 20 6d 75 73 74 20 6d	To.be.accessible.the.path.must.m
867c0	61 74 63 68 0a 61 6e 20 65 6e 74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63	atch.an.entry.in./opt/pigpio/acc
867e0	65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 70 61 74 74 65 72 6e 22 3e 3c 2f 61 3e	ess..<h3><a.name="fpattern"></a>
86800	66 70 61 74 74 65 72 6e 3a 20 3c 2f 68 33 3e 41 20 66 69 6c 65 20 70 61 74 68 20 77 68 69 63 68	fpattern:.</h3>A.file.path.which
86820	20 6d 61 79 20 63 6f 6e 74 61 69 6e 20 77 69 6c 64 63 61 72 64 73 2e 20 20 54 6f 20 62 65 20 61	.may.contain.wildcards...To.be.a
86840	63 63 65 73 73 69 62 6c 65 20 74 68 65 20 70 61 74 68 0a 6d 75 73 74 20 6d 61 74 63 68 20 61 6e	ccessible.the.path.must.match.an
86860	20 65 6e 74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 0a 3c 68	.entry.in./opt/pigpio/access..<h
86880	33 3e 3c 61 20 6e 61 6d 65 3d 22 66 72 65 71 75 65 6e 63 79 22 3e 3c 2f 61 3e 66 72 65 71 75 65	3><a.name="frequency"></a>freque
868a0	6e 63 79 3a 20 30 2d 34 30 30 30 30 3c 2f 68 33 3e 44 65 66 69 6e 65 73 20 74 68 65 20 66 72 65	ncy:.0-40000</h3>Defines.the.fre
868c0	71 75 65 6e 63 79 20 74 6f 20 62 65 20 75 73 65 64 20 66 6f 72 20 50 57 4d 20 6f 6e 20 61 20 47	quency.to.be.used.for.PWM.on.a.G
868e0	50 49 4f 2e 0a 54 68 65 20 63 6c 6f 73 65 73 74 20 70 65 72 6d 69 74 74 65 64 20 66 72 65 71 75	PIO..The.closest.permitted.frequ
86900	65 6e 63 79 20 77 69 6c 6c 20 62 65 20 75 73 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	ency.will.be.used..<h3><a.name="
86920	66 75 6e 63 22 3e 3c 2f 61 3e 66 75 6e 63 3a 20 3c 2f 68 33 3e 41 20 75 73 65 72 20 73 75 70 70	func"></a>func:.</h3>A.user.supp
86940	6c 69 65 64 20 63 61 6c 6c 62 61 63 6b 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e	lied.callback.function..<h3><a.n
86960	61 6d 65 3d 22 67 70 69 6f 22 3e 3c 2f 61 3e 67 70 69 6f 3a 20 30 2d 35 33 3c 2f 68 33 3e 41 20	ame="gpio"></a>gpio:.0-53</h3>A.
86980	42 72 6f 61 64 63 6f 6d 20 6e 75 6d 62 65 72 65 64 20 47 50 49 4f 2e 20 20 41 6c 6c 20 74 68 65	Broadcom.numbered.GPIO...All.the
869a0	20 75 73 65 72 20 47 50 49 4f 20 61 72 65 20 69 6e 20 74 68 65 20 72 61 6e 67 65 20 30 2d 33 31	.user.GPIO.are.in.the.range.0-31
869c0	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 20 61 72 65 20 35 34 20 47 65 6e 65 72 61 6c 20	..<br><br>There..are.54.General.
869e0	50 75 72 70 6f 73 65 20 49 6e 70 75 74 20 4f 75 74 70 75 74 73 20 28 47 50 49 4f 29 20 6e 61 6d	Purpose.Input.Outputs.(GPIO).nam
86a00	65 64 20 47 50 49 4f 30 0a 74 68 72 6f 75 67 68 20 47 50 49 4f 35 33 2e 0a 3c 62 72 3e 3c 62 72	ed.GPIO0.through.GPIO53..<br><br
86a20	3e 54 68 65 79 20 61 72 65 20 73 70 6c 69 74 20 69 6e 74 6f 20 74 77 6f 20 20 62 61 6e 6b 73 2e	>They.are.split.into.two..banks.
86a40	20 20 20 42 61 6e 6b 20 20 31 20 20 63 6f 6e 73 69 73 74 73 20 20 6f 66 20 20 47 50 49 4f 30 0a	...Bank..1..consists..of..GPIO0.
86a60	74 68 72 6f 75 67 68 20 47 50 49 4f 33 31 2e 20 20 42 61 6e 6b 20 32 20 63 6f 6e 73 69 73 74 73	through.GPIO31...Bank.2.consists
86a80	20 6f 66 20 47 50 49 4f 33 32 20 74 68 72 6f 75 67 68 20 47 50 49 4f 35 33 2e 0a 3c 62 72 3e 3c	.of.GPIO32.through.GPIO53..<br><
86aa0	62 72 3e 41 6c 6c 20 74 68 65 20 47 50 49 4f 20 77 68 69 63 68 20 61 72 65 20 73 61 66 65 20 66	br>All.the.GPIO.which.are.safe.f
86ac0	6f 72 20 74 68 65 20 75 73 65 72 20 74 6f 20 72 65 61 64 20 61 6e 64 20 77 72 69 74 65 20 61 72	or.the.user.to.read.and.write.ar
86ae0	65 20 69 6e 0a 62 61 6e 6b 20 31 2e 20 20 4e 6f 74 20 61 6c 6c 20 47 50 49 4f 20 69 6e 20 62 61	e.in.bank.1...Not.all.GPIO.in.ba
86b00	6e 6b 20 31 20 61 72 65 20 73 61 66 65 20 74 68 6f 75 67 68 2e 20 20 54 79 70 65 20 31 20 62 6f	nk.1.are.safe.though...Type.1.bo
86b20	61 72 64 73 0a 68 61 76 65 20 31 37 20 20 73 61 66 65 20 47 50 49 4f 2e 20 20 54 79 70 65 20 32	ards.have.17..safe.GPIO...Type.2
86b40	20 62 6f 61 72 64 73 20 68 61 76 65 20 32 31 2e 20 20 54 79 70 65 20 33 20 62 6f 61 72 64 73 20	.boards.have.21...Type.3.boards.
86b60	68 61 76 65 20 32 36 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67	have.26..<br><br>See.<a.href="#g
86b80	65 74 5f 68 61 72 64 77 61 72 65 5f 72 65 76 69 73 69 6f 6e 22 3e 67 65 74 5f 68 61 72 64 77 61	et_hardware_revision">get_hardwa
86ba0	72 65 5f 72 65 76 69 73 69 6f 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 75 73 65	re_revision</a>..<br><br>The.use
86bc0	72 20 47 50 49 4f 20 61 72 65 20 6d 61 72 6b 65 64 20 77 69 74 68 20 61 6e 20 58 20 69 6e 20 74	r.GPIO.are.marked.with.an.X.in.t
86be0	68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	he.following.table.<br><br><code
86c00	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
86c20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0&n
86c40	62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;1&nbsp;&nbsp;2&nbsp;&n
86c60	62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26	bsp;3&nbsp;&nbsp;4&nbsp;&nbsp;5&
86c80	6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26	nbsp;&nbsp;6&nbsp;&nbsp;7&nbsp;&
86ca0	6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 31 30 26 6e 62 73 70	nbsp;8&nbsp;&nbsp;9&nbsp;10&nbsp
86cc0	3b 31 31 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 34 26 6e 62 73 70	;11&nbsp;12&nbsp;13&nbsp;14&nbsp
86ce0	3b 31 35 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;15<br>Type&nbsp;1&nbsp;&nbsp;&n
86d00	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
86d20	62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26	bsp;-&nbsp;&nbsp;-&nbsp;&nbsp;X&
86d40	6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26	nbsp;&nbsp;-&nbsp;&nbsp;-&nbsp;&
86d60	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X
86d80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;
86da0	26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;-&nbsp;&nbsp;-&nbsp;&nbsp;
86dc0	58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 32 26 6e 62	X&nbsp;&nbsp;X<br>Type&nbsp;2&nb
86de0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;&nbsp;&nbsp;-&nbsp;&nbs
86e00	70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62	p;-&nbsp;&nbsp;X&nbsp;&nbsp;X&nb
86e20	73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;X&nbsp;&nbsp;-&nbsp;&nb
86e40	73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e	sp;-&nbsp;&nbsp;X&nbsp;&nbsp;X&n
86e60	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
86e80	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26	bsp;X&nbsp;&nbsp;-&nbsp;&nbsp;-&
86ea0	6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 3c 62 72 3e 54 79 70	nbsp;&nbsp;X&nbsp;&nbsp;X<br>Typ
86ec0	65 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	e&nbsp;3&nbsp;&nbsp;&nbsp;&nbsp;
86ee0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
86f00	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26	bsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&
86f20	6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26	nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&
86f40	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X
86f60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;
86f80	26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;
86fa0	58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	X&nbsp;&nbsp;X<br><br>&nbsp;&nbs
86fc0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
86fe0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 38 26 6e	&nbsp;&nbsp;16&nbsp;17&nbsp;18&n
87000	00 00 00 89 62 73 70 3b 31 39 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 32 31 26 6e 62 73 70 3b	....bsp;19&nbsp;20&nbsp;21&nbsp;
87020	32 32 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 32 34 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b	22&nbsp;23&nbsp;24&nbsp;25&nbsp;
87040	32 36 26 6e 62 73 70 3b 32 37 26 6e 62 73 70 3b 32 38 26 6e 62 73 70 3b 32 39 26 6e 62 73 70 3b	26&nbsp;27&nbsp;28&nbsp;29&nbsp;
87060	33 30 26 6e 62 73 70 3b 33 31 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26	30&nbsp;31<br>Type&nbsp;1&nbsp;&
87080	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26	nbsp;&nbsp;&nbsp;-&nbsp;&nbsp;X&
870a0	6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26	nbsp;&nbsp;X&nbsp;&nbsp;-&nbsp;&
870c0	6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	nbsp;-&nbsp;&nbsp;X&nbsp;&nbsp;X
870e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;
87100	26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;X&nbsp;&nbsp;-&nbsp;&nbsp;
87120	2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70	-&nbsp;&nbsp;-&nbsp;&nbsp;-&nbsp
87140	3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 3c 62 72 3e 54 79 70 65 26 6e 62	;&nbsp;-&nbsp;&nbsp;-<br>Type&nb
87160	73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62	sp;2&nbsp;&nbsp;&nbsp;&nbsp;-&nb
87180	73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;X&nbsp;&nbsp;X&nbsp;&nb
871a0	73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e	sp;-&nbsp;&nbsp;-&nbsp;&nbsp;-&n
871c0	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
871e0	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26	bsp;X&nbsp;&nbsp;X&nbsp;&nbsp;-&
87200	6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26	nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&
87220	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X
87240	3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	<br>Type&nbsp;3&nbsp;&nbsp;&nbsp
87260	3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp
87280	3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73	;X&nbsp;&nbsp;X&nbsp;&nbsp;X&nbs
872a0	70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;X&nbsp;&nbsp;X&nbsp;&nbs
872c0	70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62	p;X&nbsp;&nbsp;X&nbsp;&nbsp;X&nb
872e0	73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;X&nbsp;&nbsp;X&nbsp;&nb
87300	73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e	sp;-&nbsp;&nbsp;-&nbsp;&nbsp;-&n
87320	62 73 70 3b 26 6e 62 73 70 3b 2d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	bsp;&nbsp;-<br></code><h3><a.nam
87340	65 3d 22 67 70 69 6f 5f 6f 66 66 22 3e 3c 2f 61 3e 67 70 69 6f 5f 6f 66 66 3a 20 3c 2f 68 33 3e	e="gpio_off"></a>gpio_off:.</h3>
87360	41 20 6d 61 73 6b 20 75 73 65 64 20 74 6f 20 73 65 6c 65 63 74 20 47 50 49 4f 20 74 6f 20 62 65	A.mask.used.to.select.GPIO.to.be
87380	20 6f 70 65 72 61 74 65 64 20 6f 6e 2e 20 20 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74	.operated.on...See.<a.href="#bit
873a0	73 22 3e 62 69 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 6d 61 73 6b 20 73	s">bits</a>..<br><br>This.mask.s
873c0	65 6c 65 63 74 73 20 74 68 65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65 64 20 6f	elects.the.GPIO.to.be.switched.o
873e0	66 66 20 61 74 20 74 68 65 20 73 74 61 72 74 0a 6f 66 20 61 20 70 75 6c 73 65 2e 0a 3c 68 33 3e	ff.at.the.start.of.a.pulse..<h3>
87400	3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 5f 6f 6e 22 3e 3c 2f 61 3e 67 70 69 6f 5f 6f 6e 3a 20 3c	<a.name="gpio_on"></a>gpio_on:.<
87420	2f 68 33 3e 41 20 6d 61 73 6b 20 75 73 65 64 20 74 6f 20 73 65 6c 65 63 74 20 47 50 49 4f 20 74	/h3>A.mask.used.to.select.GPIO.t
87440	6f 20 62 65 20 6f 70 65 72 61 74 65 64 20 6f 6e 2e 20 20 53 65 65 20 3c 61 20 68 72 65 66 3d 22	o.be.operated.on...See.<a.href="
87460	23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 6d 61	#bits">bits</a>..<br><br>This.ma
87480	73 6b 20 73 65 6c 65 63 74 73 20 74 68 65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68	sk.selects.the.GPIO.to.be.switch
874a0	65 64 20 6f 6e 20 61 74 20 74 68 65 20 73 74 61 72 74 0a 6f 66 20 61 20 70 75 6c 73 65 2e 0a 3c	ed.on.at.the.start.of.a.pulse..<
874c0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 61 6e 64 6c 65 22 3e 3c 2f 61 3e 68 61 6e 64 6c 65 3a 20	h3><a.name="handle"></a>handle:.
874e0	26 67 74 3b 3d 30 3c 2f 68 33 3e 41 20 6e 75 6d 62 65 72 20 72 65 66 65 72 65 6e 63 69 6e 67 20	&gt;=0</h3>A.number.referencing.
87500	61 6e 20 6f 62 6a 65 63 74 20 6f 70 65 6e 65 64 20 62 79 20 6f 6e 65 20 6f 66 20 74 68 65 20 66	an.object.opened.by.one.of.the.f
87520	6f 6c 6c 6f 77 69 6e 67 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f	ollowing.<br><br><a.href="#file_
87540	6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 0a 3c 61 20 68 72 65 66 3d 22 23 69 32	open">file_open</a>.<a.href="#i2
87560	63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 0a 3c 61 20 68 72 65 66 3d 22 23 6e	c_open">i2c_open</a>.<a.href="#n
87580	6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 2f 61 3e 0a 3c 61 20 68	otify_open">notify_open</a>.<a.h
875a0	72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f	ref="#serial_open">serial_open</
875c0	61 3e 0a 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c	a>.<a.href="#spi_open">spi_open<
875e0	2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 6f 73 74 22 3e 3c 2f 61 3e 68 6f 73 74 3a	/a>.<h3><a.name="host"></a>host:
87600	20 3c 2f 68 33 3e 54 68 65 20 6e 61 6d 65 20 6f 72 20 49 50 20 61 64 64 72 65 73 73 20 6f 66 20	.</h3>The.name.or.IP.address.of.
87620	74 68 65 20 50 69 20 72 75 6e 6e 69 6e 67 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e	the.Pi.running.the.pigpio.daemon
87640	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 61 64 64 72 65 73 73 22 3e 3c 2f 61 3e	..<h3><a.name="i2c_address"></a>
87660	69 32 63 5f 61 64 64 72 65 73 73 3a 20 30 2d 30 78 37 46 3c 2f 68 33 3e 54 68 65 20 61 64 64 72	i2c_address:.0-0x7F</h3>The.addr
87680	65 73 73 20 6f 66 20 61 20 64 65 76 69 63 65 20 6f 6e 20 74 68 65 20 49 32 43 20 62 75 73 2e 0a	ess.of.a.device.on.the.I2C.bus..
876a0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 62 75 73 22 3e 3c 2f 61 3e 69 32 63 5f 62 75	<h3><a.name="i2c_bus"></a>i2c_bu
876c0	73 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 41 6e 20 49 32 43 20 62 75 73 20 6e 75 6d 62 65 72 2e	s:.&gt;=0</h3>An.I2C.bus.number.
876e0	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 66 6c 61 67 73 22 3e 3c 2f 61 3e 69 32 63	.<h3><a.name="i2c_flags"></a>i2c
87700	5f 66 6c 61 67 73 3a 20 30 3c 2f 68 33 3e 4e 6f 20 49 32 43 20 66 6c 61 67 73 20 61 72 65 20 63	_flags:.0</h3>No.I2C.flags.are.c
87720	75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69	urrently.defined..<h3><a.name="i
87740	6e 76 65 72 74 22 3e 3c 2f 61 3e 69 6e 76 65 72 74 3a 20 30 2d 31 3c 2f 68 33 3e 41 20 66 6c 61	nvert"></a>invert:.0-1</h3>A.fla
87760	67 20 75 73 65 64 20 74 6f 20 73 65 74 20 6e 6f 72 6d 61 6c 20 6f 72 20 69 6e 76 65 72 74 65 64	g.used.to.set.normal.or.inverted
87780	20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 0a 6c 65 76 65 6c 20 6c 6f 67 69	.bit.bang.serial.data.level.logi
877a0	63 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6c 65 76 65 6c 22 3e 3c 2f 61 3e 6c 65 76 65 6c	c..<h3><a.name="level"></a>level
877c0	3a 20 30 2d 31 20 28 32 29 3c 2f 68 33 3e 3c 63 6f 64 65 3e 43 4c 45 41 52 26 6e 62 73 70 3b 3d	:.0-1.(2)</h3><code>CLEAR&nbsp;=
877e0	26 6e 62 73 70 3b 30 3c 62 72 3e 48 49 47 48 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 31 3c 62 72	&nbsp;0<br>HIGH&nbsp;=&nbsp;1<br
87800	3e 4c 4f 57 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 3c 62 72 3e 4f 46 46 26 6e 62 73 70 3b 3d	>LOW&nbsp;=&nbsp;0<br>OFF&nbsp;=
87820	26 6e 62 73 70 3b 30 3c 62 72 3e 4f 4e 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 31 3c 62 72 3e 53	&nbsp;0<br>ON&nbsp;=&nbsp;1<br>S
87840	45 54 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 31 3c 62 72 3e 54 49 4d 45 4f 55 54 26 6e 62 73 70	ET&nbsp;=&nbsp;1<br>TIMEOUT&nbsp
87860	3b 3d 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b	;=&nbsp;2&nbsp;#&nbsp;only&nbsp;
87880	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 77 61	returned&nbsp;for&nbsp;a&nbsp;wa
878a0	74 63 68 64 6f 67 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	tchdog&nbsp;timeout<br></code><h
878c0	33 3e 3c 61 20 6e 61 6d 65 3d 22 4d 49 53 4f 22 3e 3c 2f 61 3e 4d 49 53 4f 3a 20 3c 2f 68 33 3e	3><a.name="MISO"></a>MISO:.</h3>
878e0	54 68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 4d 49 53 4f 20 73 69 67 6e 61	The.GPIO.used.for.the.MISO.signa
87900	6c 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e	l.when.bit.banging.SPI..<h3><a.n
87920	61 6d 65 3d 22 6d 6f 64 65 22 3e 3c 2f 61 3e 6d 6f 64 65 3a 20 3c 2f 68 33 3e 31 2e 54 68 65 20	ame="mode"></a>mode:.</h3>1.The.
87940	6f 70 65 72 61 74 69 6f 6e 61 6c 20 6d 6f 64 65 20 6f 66 20 61 20 47 50 49 4f 2c 20 6e 6f 72 6d	operational.mode.of.a.GPIO,.norm
87960	61 6c 6c 79 20 49 4e 50 55 54 20 6f 72 20 4f 55 54 50 55 54 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	ally.INPUT.or.OUTPUT..<br><br><c
87980	6f 64 65 3e 41 4c 54 30 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 34 3c 62 72 3e 41 4c 54 31 26 6e	ode>ALT0&nbsp;=&nbsp;4<br>ALT1&n
879a0	62 73 70 3b 3d 26 6e 62 73 70 3b 35 3c 62 72 3e 41 4c 54 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70	bsp;=&nbsp;5<br>ALT2&nbsp;=&nbsp
879c0	3b 36 3c 62 72 3e 41 4c 54 33 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 37 3c 62 72 3e 41 4c 54 34	;6<br>ALT3&nbsp;=&nbsp;7<br>ALT4
879e0	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 33 3c 62 72 3e 41 4c 54 35 26 6e 62 73 70 3b 3d 26 6e 62	&nbsp;=&nbsp;3<br>ALT5&nbsp;=&nb
87a00	73 70 3b 32 3c 62 72 3e 49 4e 50 55 54 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 3c 62 72 3e 4f	sp;2<br>INPUT&nbsp;=&nbsp;0<br>O
87a20	55 54 50 55 54 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	UTPUT&nbsp;=&nbsp;1<br></code><b
87a40	72 3e 3c 62 72 3e 32 2e 20 54 68 65 20 6d 6f 64 65 20 6f 66 20 77 61 76 65 66 6f 72 6d 20 74 72	r><br>2..The.mode.of.waveform.tr
87a60	61 6e 73 6d 69 73 73 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 57 41 56 45 5f 4d	ansmission..<br><br><code>WAVE_M
87a80	4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 3c 62 72 3e 57 41	ODE_ONE_SHOT&nbsp;=&nbsp;0<br>WA
87aa0	56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 31 3c 62 72 3e	VE_MODE_REPEAT&nbsp;=&nbsp;1<br>
87ac0	57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 5f 53 59 4e 43 26 6e 62 73 70 3b 3d 26 6e	WAVE_MODE_ONE_SHOT_SYNC&nbsp;=&n
87ae0	62 73 70 3b 32 3c 62 72 3e 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 5f 53 59 4e 43 26 6e	bsp;2<br>WAVE_MODE_REPEAT_SYNC&n
87b00	62 73 70 3b 3d 26 6e 62 73 70 3b 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	bsp;=&nbsp;3<br></code><h3><a.na
87b20	6d 65 3d 22 4d 4f 53 49 22 3e 3c 2f 61 3e 4d 4f 53 49 3a 20 3c 2f 68 33 3e 54 68 65 20 47 50 49	me="MOSI"></a>MOSI:.</h3>The.GPI
87b40	4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 4d 4f 53 49 20 73 69 67 6e 61 6c 20 77 68 65 6e 20	O.used.for.the.MOSI.signal.when.
87b60	62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6f 66	bit.banging.SPI..<h3><a.name="of
87b80	66 73 65 74 22 3e 3c 2f 61 3e 6f 66 66 73 65 74 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 54 68 65	fset"></a>offset:.&gt;=0</h3>The
87ba0	20 6f 66 66 73 65 74 20 77 61 76 65 20 64 61 74 61 20 73 74 61 72 74 73 20 66 72 6f 6d 20 74 68	.offset.wave.data.starts.from.th
87bc0	65 20 62 65 67 69 6e 6e 69 6e 67 20 6f 66 20 74 68 65 20 77 61 76 65 66 6f 72 6d 0a 62 65 69 6e	e.beginning.of.the.waveform.bein
87be0	67 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	g.currently.defined..<h3><a.name
87c00	3d 22 70 61 64 22 3e 3c 2f 61 3e 70 61 64 3a 20 30 2d 32 3c 2f 68 33 3e 41 20 73 65 74 20 6f 66	="pad"></a>pad:.0-2</h3>A.set.of
87c20	20 47 50 49 4f 20 77 68 69 63 68 20 73 68 61 72 65 20 63 6f 6d 6d 6f 6e 20 64 72 69 76 65 72 73	.GPIO.which.share.common.drivers
87c40	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c	..<br><br><table.border="1".cell
87c60	70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f	padding="2".cellspacing="2"><tbo
87c80	64 79 3e 3c 74 72 3e 3c 74 64 3e 50 61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e	dy><tr><td>Pad</td><td>GPIO</td>
87ca0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e	</tr><tr><td>0</td><td>0-27</td>
87cc0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64	</tr><tr><td>1</td><td>28-45</td
87ce0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74	></tr><tr><td>2</td><td>46-53</t
87d00	64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 61 20 6e 61	d></tr></tbody></table><h3><a.na
87d20	6d 65 3d 22 70 61 64 5f 73 74 72 65 6e 67 74 68 22 3e 3c 2f 61 3e 70 61 64 5f 73 74 72 65 6e 67	me="pad_strength"></a>pad_streng
87d40	74 68 3a 20 31 2d 31 36 3c 2f 68 33 3e 54 68 65 20 6d 41 20 77 68 69 63 68 20 6d 61 79 20 62 65	th:.1-16</h3>The.mA.which.may.be
87d60	20 64 72 61 77 6e 20 66 72 6f 6d 20 65 61 63 68 20 47 50 49 4f 20 77 68 69 6c 73 74 20 73 74 69	.drawn.from.each.GPIO.whilst.sti
87d80	6c 6c 20 67 75 61 72 61 6e 74 65 65 69 6e 67 20 74 68 65 0a 68 69 67 68 20 61 6e 64 20 6c 6f 77	ll.guaranteeing.the.high.and.low
87da0	20 6c 65 76 65 6c 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 61 72 61 6d 73 22 3e 3c 2f	.levels..<h3><a.name="params"></
87dc0	61 3e 70 61 72 61 6d 73 3a 20 33 32 20 62 69 74 20 6e 75 6d 62 65 72 3c 2f 68 33 3e 57 68 65 6e	a>params:.32.bit.number</h3>When
87de0	20 73 63 72 69 70 74 73 20 61 72 65 20 73 74 61 72 74 65 64 20 74 68 65 79 20 63 61 6e 20 72 65	.scripts.are.started.they.can.re
87e00	63 65 69 76 65 20 75 70 20 74 6f 20 31 30 20 70 61 72 61 6d 65 74 65 72 73 0a 74 6f 20 64 65 66	ceive.up.to.10.parameters.to.def
87e20	69 6e 65 20 74 68 65 69 72 20 6f 70 65 72 61 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	ine.their.operation..<h3><a.name
87e40	3d 22 70 65 72 63 65 6e 74 22 3e 3c 2f 61 3e 70 65 72 63 65 6e 74 3a 20 3a 20 30 2d 31 30 30 3c	="percent"></a>percent:.:.0-100<
87e60	2f 68 33 3e 54 68 65 20 73 69 7a 65 20 6f 66 20 77 61 76 65 66 6f 72 6d 20 61 73 20 70 65 72 63	/h3>The.size.of.waveform.as.perc
87e80	65 6e 74 61 67 65 20 6f 66 20 6d 61 78 69 6d 75 6d 20 61 76 61 69 6c 61 62 6c 65 2e 0a 3c 68 33	entage.of.maximum.available..<h3
87ea0	3e 3c 61 20 6e 61 6d 65 3d 22 70 6f 72 74 22 3e 3c 2f 61 3e 70 6f 72 74 3a 20 3c 2f 68 33 3e 54	><a.name="port"></a>port:.</h3>T
87ec0	68 65 20 70 6f 72 74 20 75 73 65 64 20 62 79 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f	he.port.used.by.the.pigpio.daemo
87ee0	6e 2c 20 64 65 66 61 75 6c 74 73 20 74 6f 20 38 38 38 38 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	n,.defaults.to.8888..<h3><a.name
87f00	3d 22 70 73 74 72 69 6e 67 22 3e 3c 2f 61 3e 70 73 74 72 69 6e 67 3a 20 3c 2f 68 33 3e 54 68 65	="pstring"></a>pstring:.</h3>The
87f20	20 73 74 72 69 6e 67 20 74 6f 20 62 65 20 70 61 73 73 65 64 20 74 6f 20 61 20 3c 61 20 68 72 65	.string.to.be.passed.to.a.<a.hre
87f40	66 3d 22 23 73 68 65 6c 6c 22 3e 73 68 65 6c 6c 3c 2f 61 3e 20 73 63 72 69 70 74 20 74 6f 20 62	f="#shell">shell</a>.script.to.b
87f60	65 20 65 78 65 63 75 74 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75 64 22 3e 3c 2f	e.executed..<h3><a.name="pud"></
87f80	61 3e 70 75 64 3a 20 30 2d 32 3c 2f 68 33 3e 3c 63 6f 64 65 3e 50 55 44 5f 44 4f 57 4e 26 6e 62	a>pud:.0-2</h3><code>PUD_DOWN&nb
87fa0	73 70 3b 3d 26 6e 62 73 70 3b 31 3c 62 72 3e 50 55 44 5f 4f 46 46 26 6e 62 73 70 3b 3d 26 6e 62	sp;=&nbsp;1<br>PUD_OFF&nbsp;=&nb
87fc0	73 70 3b 30 3c 62 72 3e 50 55 44 5f 55 50 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 32 3c 62 72 3e	sp;0<br>PUD_UP&nbsp;=&nbsp;2<br>
87fe0	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75 6c 73 65 5f 6c 65 6e 22 3e 3c	</code><h3><a.name="pulse_len"><
88000	00 00 00 00 2f 61 3e 70 75 6c 73 65 5f 6c 65 6e 3a 20 31 2d 31 30 30 3c 2f 68 33 3e 54 68 65 20	..../a>pulse_len:.1-100</h3>The.
88020	6c 65 6e 67 74 68 20 6f 66 20 74 68 65 20 74 72 69 67 67 65 72 20 70 75 6c 73 65 20 69 6e 20 6d	length.of.the.trigger.pulse.in.m
88040	69 63 72 6f 73 65 63 6f 6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75 6c 73 65 73	icroseconds..<h3><a.name="pulses
88060	22 3e 3c 2f 61 3e 70 75 6c 73 65 73 3a 20 3c 2f 68 33 3e 41 20 6c 69 73 74 20 6f 66 20 63 6c 61	"></a>pulses:.</h3>A.list.of.cla
88080	73 73 20 70 75 6c 73 65 20 6f 62 6a 65 63 74 73 20 64 65 66 69 6e 69 6e 67 20 74 68 65 20 63 68	ss.pulse.objects.defining.the.ch
880a0	61 72 61 63 74 65 72 69 73 74 69 63 73 20 6f 66 20 61 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33	aracteristics.of.a.waveform..<h3
880c0	3e 3c 61 20 6e 61 6d 65 3d 22 70 75 6c 73 65 77 69 64 74 68 22 3e 3c 2f 61 3e 70 75 6c 73 65 77	><a.name="pulsewidth"></a>pulsew
880e0	69 64 74 68 3a 20 3c 2f 68 33 3e 54 68 65 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 20	idth:.</h3>The.servo.pulsewidth.
88100	69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 20 20 30 20 73 77 69 74 63 68 65 73 20 70 75 6c	in.microseconds...0.switches.pul
88120	73 65 73 20 6f 66 66 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 57 4d 64 75 74 79 22 3e 3c	ses.off..<h3><a.name="PWMduty"><
88140	2f 61 3e 50 57 4d 64 75 74 79 3a 20 30 2d 31 30 30 30 30 30 30 20 28 31 4d 29 3c 2f 68 33 3e 54	/a>PWMduty:.0-1000000.(1M)</h3>T
88160	68 65 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 64 75 74 79 63 79 63 6c 65 2e 0a 3c 68 33 3e 3c	he.hardware.PWM.dutycycle..<h3><
88180	61 20 6e 61 6d 65 3d 22 50 57 4d 66 72 65 71 22 3e 3c 2f 61 3e 50 57 4d 66 72 65 71 3a 20 31 2d	a.name="PWMfreq"></a>PWMfreq:.1-
881a0	31 32 35 4d 20 28 31 2d 31 38 37 2e 35 4d 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 3c	125M.(1-187.5M.for.the.BCM2711)<
881c0	2f 68 33 3e 54 68 65 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 2e 0a	/h3>The.hardware.PWM.frequency..
881e0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 61 6e 67 65 5f 22 3e 3c 2f 61 3e 72 61 6e 67 65 5f 3a	<h3><a.name="range_"></a>range_:
88200	20 32 35 2d 34 30 30 30 30 3c 2f 68 33 3e 44 65 66 69 6e 65 73 20 74 68 65 20 6c 69 6d 69 74 73	.25-40000</h3>Defines.the.limits
88220	20 66 6f 72 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 64 75 74 79 63 79 63 6c 65 22 3e 64 75	.for.the.<a.href="#dutycycle">du
88240	74 79 63 79 63 6c 65 3c 2f 61 3e 20 70 61 72 61 6d 65 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 72	tycycle</a>.parameter..<br><br>r
88260	61 6e 67 65 5f 20 64 65 66 61 75 6c 74 73 20 74 6f 20 32 35 35 2e 0a 3c 68 33 3e 3c 61 20 6e 61	ange_.defaults.to.255..<h3><a.na
88280	6d 65 3d 22 72 65 67 22 3e 3c 2f 61 3e 72 65 67 3a 20 30 2d 32 35 35 3c 2f 68 33 3e 41 6e 20 49	me="reg"></a>reg:.0-255</h3>An.I
882a0	32 43 20 64 65 76 69 63 65 20 72 65 67 69 73 74 65 72 2e 20 20 54 68 65 20 75 73 61 62 6c 65 20	2C.device.register...The.usable.
882c0	72 65 67 69 73 74 65 72 73 20 64 65 70 65 6e 64 20 6f 6e 20 74 68 65 0a 61 63 74 75 61 6c 20 64	registers.depend.on.the.actual.d
882e0	65 76 69 63 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 65 74 4d 61 78 22 3e 3c 2f 61 3e	evice..<h3><a.name="retMax"></a>
88300	72 65 74 4d 61 78 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 54 68 65 20 6d 61 78 69 6d 75 6d 20 6e	retMax:.&gt;=0</h3>The.maximum.n
88320	75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64	umber.of.bytes.a.user.customised
88340	20 66 75 6e 63 74 69 6f 6e 0a 73 68 6f 75 6c 64 20 72 65 74 75 72 6e 2c 20 64 65 66 61 75 6c 74	.function.should.return,.default
88360	20 38 31 39 32 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 43 4c 22 3e 3c 2f 61 3e 53 43 4c	.8192..<h3><a.name="SCL"></a>SCL
88380	3a 20 3c 2f 68 33 3e 54 68 65 20 75 73 65 72 20 47 50 49 4f 20 74 6f 20 75 73 65 20 66 6f 72 20	:.</h3>The.user.GPIO.to.use.for.
883a0	74 68 65 20 63 6c 6f 63 6b 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 2e 0a	the.clock.when.bit.banging.I2C..
883c0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 43 4c 4b 22 3e 3c 2f 61 3e 53 43 4c 4b 3a 20 3a 3c 2f	<h3><a.name="SCLK"></a>SCLK:.:</
883e0	68 33 3e 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 53 43 4c 4b 20 73 69	h3>The.GPIO.used.for.the.SCLK.si
88400	67 6e 61 6c 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c	gnal.when.bit.banging.SPI..<h3><
88420	61 20 6e 61 6d 65 3d 22 73 63 72 69 70 74 22 3e 3c 2f 61 3e 73 63 72 69 70 74 3a 20 3c 2f 68 33	a.name="script"></a>script:.</h3
88440	3e 54 68 65 20 74 65 78 74 20 6f 66 20 61 20 73 63 72 69 70 74 20 74 6f 20 73 74 6f 72 65 20 6f	>The.text.of.a.script.to.store.o
88460	6e 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	n.the.pigpio.daemon..<h3><a.name
88480	3d 22 73 63 72 69 70 74 5f 69 64 22 3e 3c 2f 61 3e 73 63 72 69 70 74 5f 69 64 3a 20 26 67 74 3b	="script_id"></a>script_id:.&gt;
884a0	3d 30 3c 2f 68 33 3e 41 20 6e 75 6d 62 65 72 20 72 65 66 65 72 65 6e 63 69 6e 67 20 61 20 73 63	=0</h3>A.number.referencing.a.sc
884c0	72 69 70 74 20 63 72 65 61 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f	ript.created.by.<a.href="#store_
884e0	73 63 72 69 70 74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61	script">store_script</a>..<h3><a
88500	20 6e 61 6d 65 3d 22 53 44 41 22 3e 3c 2f 61 3e 53 44 41 3a 20 3c 2f 68 33 3e 54 68 65 20 75 73	.name="SDA"></a>SDA:.</h3>The.us
88520	65 72 20 47 50 49 4f 20 74 6f 20 75 73 65 20 66 6f 72 20 64 61 74 61 20 77 68 65 6e 20 62 69 74	er.GPIO.to.use.for.data.when.bit
88540	20 62 61 6e 67 69 6e 67 20 49 32 43 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 65 6b 5f	.banging.I2C..<h3><a.name="seek_
88560	66 72 6f 6d 22 3e 3c 2f 61 3e 73 65 65 6b 5f 66 72 6f 6d 3a 20 30 2d 32 3c 2f 68 33 3e 44 69 72	from"></a>seek_from:.0-2</h3>Dir
88580	65 63 74 69 6f 6e 20 74 6f 20 73 65 65 6b 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 66 69 6c	ection.to.seek.for.<a.href="#fil
885a0	65 5f 73 65 65 6b 22 3e 66 69 6c 65 5f 73 65 65 6b 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	e_seek">file_seek</a>..<br><br><
885c0	63 6f 64 65 3e 46 52 4f 4d 5f 53 54 41 52 54 3d 30 3c 62 72 3e 46 52 4f 4d 5f 43 55 52 52 45 4e	code>FROM_START=0<br>FROM_CURREN
885e0	54 3d 31 3c 62 72 3e 46 52 4f 4d 5f 45 4e 44 3d 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	T=1<br>FROM_END=2<br></code><h3>
88600	3c 61 20 6e 61 6d 65 3d 22 73 65 65 6b 5f 6f 66 66 73 65 74 22 3e 3c 2f 61 3e 73 65 65 6b 5f 6f	<a.name="seek_offset"></a>seek_o
88620	66 66 73 65 74 3a 20 3c 2f 68 33 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20	ffset:.</h3>The.number.of.bytes.
88640	74 6f 20 6d 6f 76 65 20 66 6f 72 77 61 72 64 20 28 70 6f 73 69 74 69 76 65 29 20 6f 72 20 62 61	to.move.forward.(positive).or.ba
88660	63 6b 77 61 72 64 73 0a 28 6e 65 67 61 74 69 76 65 29 20 66 72 6f 6d 20 74 68 65 20 73 65 65 6b	ckwards.(negative).from.the.seek
88680	20 70 6f 73 69 74 69 6f 6e 20 28 73 74 61 72 74 2c 20 63 75 72 72 65 6e 74 2c 20 6f 72 20 65 6e	.position.(start,.current,.or.en
886a0	64 20 6f 66 20 66 69 6c 65 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 5f 66 6c 61	d.of.file)..<h3><a.name="ser_fla
886c0	67 73 22 3e 3c 2f 61 3e 73 65 72 5f 66 6c 61 67 73 3a 20 33 32 20 62 69 74 3c 2f 68 33 3e 4e 6f	gs"></a>ser_flags:.32.bit</h3>No
886e0	20 73 65 72 69 61 6c 20 66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69	.serial.flags.are.currently.defi
88700	6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 2a 22 3e 3c 2f 61 3e	ned..<h3><a.name="serial_*"></a>
88720	73 65 72 69 61 6c 5f 2a 3a 20 3c 2f 68 33 3e 4f 6e 65 20 6f 66 20 74 68 65 20 73 65 72 69 61 6c	serial_*:.</h3>One.of.the.serial
88740	5f 20 66 75 6e 63 74 69 6f 6e 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 68 65 6c 6c 73	_.functions..<h3><a.name="shells
88760	63 72 22 3e 3c 2f 61 3e 73 68 65 6c 6c 73 63 72 3a 20 3c 2f 68 33 3e 54 68 65 20 6e 61 6d 65 20	cr"></a>shellscr:.</h3>The.name.
88780	6f 66 20 61 20 73 68 65 6c 6c 20 73 63 72 69 70 74 2e 20 20 54 68 65 20 73 63 72 69 70 74 20 6d	of.a.shell.script...The.script.m
887a0	75 73 74 20 65 78 69 73 74 0a 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 63 67 69 20 61 6e 64	ust.exist.in./opt/pigpio/cgi.and
887c0	20 6d 75 73 74 20 62 65 20 65 78 65 63 75 74 61 62 6c 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	.must.be.executable..<h3><a.name
887e0	3d 22 73 68 6f 77 5f 65 72 72 6f 72 73 22 3e 3c 2f 61 3e 73 68 6f 77 5f 65 72 72 6f 72 73 3a 20	="show_errors"></a>show_errors:.
88800	3c 2f 68 33 3e 43 6f 6e 74 72 6f 6c 73 20 74 68 65 20 64 69 73 70 6c 61 79 20 6f 66 20 70 69 67	</h3>Controls.the.display.of.pig
88820	70 69 6f 20 64 61 65 6d 6f 6e 20 63 6f 6e 6e 65 63 74 69 6f 6e 20 66 61 69 6c 75 72 65 73 2e 0a	pio.daemon.connection.failures..
88840	54 68 65 20 64 65 66 61 75 6c 74 20 6f 66 20 54 72 75 65 20 70 72 69 6e 74 73 20 74 68 65 20 70	The.default.of.True.prints.the.p
88860	72 6f 62 61 62 6c 65 20 66 61 69 6c 75 72 65 20 72 65 61 73 6f 6e 73 20 74 6f 0a 73 74 61 6e 64	robable.failure.reasons.to.stand
88880	61 72 64 20 6f 75 74 70 75 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 5f 63 68 61	ard.output..<h3><a.name="spi_cha
888a0	6e 6e 65 6c 22 3e 3c 2f 61 3e 73 70 69 5f 63 68 61 6e 6e 65 6c 3a 20 30 2d 32 3c 2f 68 33 3e 41	nnel"></a>spi_channel:.0-2</h3>A
888c0	20 53 50 49 20 63 68 61 6e 6e 65 6c 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 5f 66	.SPI.channel..<h3><a.name="spi_f
888e0	6c 61 67 73 22 3e 3c 2f 61 3e 73 70 69 5f 66 6c 61 67 73 3a 20 33 32 20 62 69 74 3c 2f 68 33 3e	lags"></a>spi_flags:.32.bit</h3>
88900	53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e	See.<a.href="#spi_open">spi_open
88920	3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 65 61 64 79 22 3e 3c 2f 61 3e 73	</a>..<h3><a.name="steady"></a>s
88940	74 65 61 64 79 3a 20 30 2d 33 30 30 30 30 30 3c 2f 68 33 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f	teady:.0-300000</h3>The.number.o
88960	66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6d 75 73	f.microseconds.level.changes.mus
88980	74 20 62 65 20 73 74 61 62 6c 65 20 66 6f 72 0a 62 65 66 6f 72 65 20 72 65 70 6f 72 74 69 6e 67	t.be.stable.for.before.reporting
889a0	20 74 68 65 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 64 20 28 3c 61 20 68 72 65 66 3d 22 23 73 65	.the.level.changed.(<a.href="#se
889c0	74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74	t_glitch_filter">set_glitch_filt
889e0	65 72 3c 2f 61 3e 29 0a 6f 72 20 74 72 69 67 67 65 72 69 6e 67 20 74 68 65 20 61 63 74 69 76 65	er</a>).or.triggering.the.active
88a00	20 70 61 72 74 20 6f 66 20 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 0a 28 3c 61 20 68 72 65 66	.part.of.a.noise.filter.(<a.href
88a20	3d 22 23 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 6e 6f 69 73 65 5f 66	="#set_noise_filter">set_noise_f
88a40	69 6c 74 65 72 3c 2f 61 3e 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 31 22 3e 3c 2f 61	ilter</a>)..<h3><a.name="t1"></a
88a60	3e 74 31 3a 20 3c 2f 68 33 3e 41 20 74 69 63 6b 20 28 65 61 72 6c 69 65 72 29 2e 0a 3c 68 33 3e	>t1:.</h3>A.tick.(earlier)..<h3>
88a80	3c 61 20 6e 61 6d 65 3d 22 74 32 22 3e 3c 2f 61 3e 74 32 3a 20 3c 2f 68 33 3e 41 20 74 69 63 6b	<a.name="t2"></a>t2:.</h3>A.tick
88aa0	20 28 6c 61 74 65 72 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 74 79 22 3e 3c 2f 61 3e	.(later)..<h3><a.name="tty"></a>
88ac0	74 74 79 3a 20 3c 2f 68 33 3e 41 20 50 69 20 73 65 72 69 61 6c 20 74 74 79 20 64 65 76 69 63 65	tty:.</h3>A.Pi.serial.tty.device
88ae0	2c 20 65 2e 67 2e 20 2f 64 65 76 2f 74 74 79 41 4d 41 30 2c 20 2f 64 65 76 2f 74 74 79 55 53 42	,.e.g../dev/ttyAMA0,./dev/ttyUSB
88b00	30 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 69 6e 74 33 32 22 3e 3c 2f 61 3e 75 69 6e 74 33	0.<h3><a.name="uint32"></a>uint3
88b20	32 3a 20 3c 2f 68 33 3e 41 6e 20 75 6e 73 69 67 6e 65 64 20 33 32 20 62 69 74 20 6e 75 6d 62 65	2:.</h3>An.unsigned.32.bit.numbe
88b40	72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 73 65 72 5f 67 70 69 6f 22 3e 3c 2f 61 3e 75	r..<h3><a.name="user_gpio"></a>u
88b60	73 65 72 5f 67 70 69 6f 3a 20 30 2d 33 31 3c 2f 68 33 3e 41 20 42 72 6f 61 64 63 6f 6d 20 6e 75	ser_gpio:.0-31</h3>A.Broadcom.nu
88b80	6d 62 65 72 65 64 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6c 6c 20 74 68 65 20 75 73 65	mbered.GPIO..<br><br>All.the.use
88ba0	72 20 47 50 49 4f 20 61 72 65 20 69 6e 20 74 68 65 20 72 61 6e 67 65 20 30 2d 33 31 2e 0a 3c 62	r.GPIO.are.in.the.range.0-31..<b
88bc0	72 3e 3c 62 72 3e 4e 6f 74 20 61 6c 6c 20 74 68 65 20 47 50 49 4f 20 77 69 74 68 69 6e 20 74 68	r><br>Not.all.the.GPIO.within.th
88be0	69 73 20 72 61 6e 67 65 20 61 72 65 20 75 73 61 62 6c 65 2c 20 73 6f 6d 65 20 61 72 65 20 72 65	is.range.are.usable,.some.are.re
88c00	73 65 72 76 65 64 0a 66 6f 72 20 73 79 73 74 65 6d 20 75 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 53	served.for.system.use..<br><br>S
88c20	65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2e 0a 3c 68 33	ee.<a.href="#gpio">gpio</a>..<h3
88c40	3e 3c 61 20 6e 61 6d 65 3d 22 77 61 69 74 5f 74 69 6d 65 6f 75 74 22 3e 3c 2f 61 3e 77 61 69 74	><a.name="wait_timeout"></a>wait
88c60	5f 74 69 6d 65 6f 75 74 3a 20 30 2e 30 20 2d 3c 2f 68 33 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f	_timeout:.0.0.-</h3>The.number.o
88c80	66 20 73 65 63 6f 6e 64 73 20 74 6f 20 77 61 69 74 20 69 6e 20 3c 61 20 68 72 65 66 3d 22 23 77	f.seconds.to.wait.in.<a.href="#w
88ca0	61 69 74 5f 66 6f 72 5f 65 64 67 65 22 3e 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 3c 2f 61 3e 20	ait_for_edge">wait_for_edge</a>.
88cc0	62 65 66 6f 72 65 20 74 69 6d 69 6e 67 20 6f 75 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	before.timing.out..<h3><a.name="
88ce0	77 61 76 65 5f 61 64 64 5f 2a 22 3e 3c 2f 61 3e 77 61 76 65 5f 61 64 64 5f 2a 3a 20 3c 2f 68 33	wave_add_*"></a>wave_add_*:.</h3
88d00	3e 4f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 0a 3c 62 72 3e 3c 62 72 3e 3c 61	>One.of.the.following.<br><br><a
88d20	20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 6e 65 77 22 3e 77 61 76 65 5f 61 64 64 5f 6e	.href="#wave_add_new">wave_add_n
88d40	65 77 3c 2f 61 3e 0a 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69	ew</a>.<a.href="#wave_add_generi
88d60	63 22 3e 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 3c 2f 61 3e 0a 3c 61 20 68 72 65 66 3d	c">wave_add_generic</a>.<a.href=
88d80	22 23 77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 22 3e 77 61 76 65 5f 61 64 64 5f 73 65 72 69	"#wave_add_serial">wave_add_seri
88da0	61 6c 3c 2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 69 64 22 3e 3c 2f 61	al</a>.<h3><a.name="wave_id"></a
88dc0	3e 77 61 76 65 5f 69 64 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 41 20 6e 75 6d 62 65 72 20 72 65	>wave_id:.&gt;=0</h3>A.number.re
88de0	66 65 72 65 6e 63 69 6e 67 20 61 20 77 61 76 65 20 63 72 65 61 74 65 64 20 62 79 20 3c 61 20 68	ferencing.a.wave.created.by.<a.h
88e00	72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f	ref="#wave_create">wave_create</
88e20	61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73 65 6e 64 5f 2a 22 3e 3c 2f	a>..<h3><a.name="wave_send_*"></
88e40	61 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3a 20 3c 2f 68 33 3e 4f 6e 65 20 6f 66 20 74 68 65 20 66	a>wave_send_*:.</h3>One.of.the.f
88e60	6f 6c 6c 6f 77 69 6e 67 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f	ollowing.<br><br><a.href="#wave_
88e80	73 65 6e 64 5f 6f 6e 63 65 22 3e 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 0a 3c 61	send_once">wave_send_once</a>.<a
88ea0	20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73	.href="#wave_send_repeat">wave_s
88ec0	65 6e 64 5f 72 65 70 65 61 74 3c 2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 64 6f 67	end_repeat</a>.<h3><a.name="wdog
88ee0	5f 74 69 6d 65 6f 75 74 22 3e 3c 2f 61 3e 77 64 6f 67 5f 74 69 6d 65 6f 75 74 3a 20 30 2d 36 30	_timeout"></a>wdog_timeout:.0-60
88f00	30 30 30 3c 2f 68 33 3e 44 65 66 69 6e 65 73 20 61 20 47 50 49 4f 20 77 61 74 63 68 64 6f 67 20	000</h3>Defines.a.GPIO.watchdog.
88f20	74 69 6d 65 6f 75 74 20 69 6e 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e 20 20 49 66 20 6e 6f 20	timeout.in.milliseconds...If.no.
88f40	6c 65 76 65 6c 0a 63 68 61 6e 67 65 20 69 73 20 64 65 74 65 63 74 65 64 20 6f 6e 20 74 68 65 20	level.change.is.detected.on.the.
88f60	47 50 49 4f 20 66 6f 72 20 74 69 6d 65 6f 75 74 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 20 61 20 77	GPIO.for.timeout.millisecond.a.w
88f80	61 74 63 68 64 6f 67 0a 74 69 6d 65 6f 75 74 20 72 65 70 6f 72 74 20 69 73 20 69 73 73 75 65 64	atchdog.timeout.report.is.issued
88fa0	20 28 77 69 74 68 20 6c 65 76 65 6c 20 54 49 4d 45 4f 55 54 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61	.(with.level.TIMEOUT)..<h3><a.na
88fc0	6d 65 3d 22 77 6f 72 64 5f 76 61 6c 22 3e 3c 2f 61 3e 77 6f 72 64 5f 76 61 6c 3a 20 30 2d 36 35	me="word_val"></a>word_val:.0-65
88fe0	35 33 35 3c 2f 68 33 3e 41 20 77 68 6f 6c 65 20 6e 75 6d 62 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e	535</h3>A.whole.number..<br><br>
89000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
890a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
890c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
890e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
891a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
891c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
891e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
892a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
892c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
892e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
893a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
893c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
893e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
894a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
894c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
894e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
895a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
895c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
895e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
896a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
896c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
896e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
89740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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8b0c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b3e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b7a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b7c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b7e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b8a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b8c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b8e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b9a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b9c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8b9e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8ba00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8ba20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8ba40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8ba60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8ba80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8baa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bb00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bb20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bb40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bb60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bb80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bbc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bbe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bc00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bc20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bc40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bc60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bc80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bcc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bd00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bd20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bd40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bd60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bd80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bda0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bdc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bde0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8be00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8be20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8be40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8be60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8be80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bf00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bf20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bf40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bf60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bf80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bfa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bfc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8bfe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8c000	00 00 00 98 62 73 70 3b 28 32 35 30 4d 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	....bsp;(250M)<br></code><br><br
8c020	3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e	>Returns.0.if.OK,.otherwise.PI_N
8c040	4f 54 5f 50 45 52 4d 49 54 54 45 44 2c 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 0a 50 49 5f 4e 4f	OT_PERMITTED,.PI_BAD_GPIO,.PI_NO
8c060	54 5f 48 43 4c 4b 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 48 43 4c 4b 5f 46 52 45 51 2c 6f 72	T_HCLK_GPIO,.PI_BAD_HCLK_FREQ,or
8c080	20 50 49 5f 42 41 44 5f 48 43 4c 4b 5f 50 41 53 53 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73	.PI_BAD_HCLK_PASS..<br><br>The.s
8c0a0	61 6d 65 20 63 6c 6f 63 6b 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 6d 75 6c 74 69 70	ame.clock.is.available.on.multip
8c0c0	6c 65 20 47 50 49 4f 2e 20 20 54 68 65 20 6c 61 74 65 73 74 0a 66 72 65 71 75 65 6e 63 79 20 73	le.GPIO...The.latest.frequency.s
8c0e0	65 74 74 69 6e 67 20 77 69 6c 6c 20 62 65 20 75 73 65 64 20 62 79 20 61 6c 6c 20 47 50 49 4f 20	etting.will.be.used.by.all.GPIO.
8c100	77 68 69 63 68 20 73 68 61 72 65 20 61 20 63 6c 6f 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	which.share.a.clock..<br><br>The
8c120	20 47 50 49 4f 20 6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69	.GPIO.must.be.one.of.the.followi
8c140	6e 67 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	ng..<br><br><code>4&nbsp;&nbsp;&
8c160	6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c	nbsp;clock&nbsp;0&nbsp;&nbsp;All
8c180	26 6e 62 73 70 3b 6d 6f 64 65 6c 73 3c 62 72 3e 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	&nbsp;models<br>5&nbsp;&nbsp;&nb
8c1a0	73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e	sp;clock&nbsp;1&nbsp;&nbsp;All&n
8c1c0	62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b	bsp;models&nbsp;but&nbsp;A&nbsp;
8c1e0	61 6e 64 26 6e 62 73 70 3b 42 26 6e 62 73 70 3b 28 72 65 73 65 72 76 65 64 26 6e 62 73 70 3b 66	and&nbsp;B&nbsp;(reserved&nbsp;f
8c200	6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70 3b 75 73 65 29 3c 62 72 3e 36 26 6e 62	or&nbsp;system&nbsp;use)<br>6&nb
8c220	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 32 26 6e 62 73 70	sp;&nbsp;&nbsp;clock&nbsp;2&nbsp
8c240	3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26	;&nbsp;All&nbsp;models&nbsp;but&
8c260	6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 32 30 26 6e 62 73	nbsp;A&nbsp;and&nbsp;B<br>20&nbs
8c280	70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;clock&nbsp;0&nbsp;&nbsp;
8c2a0	41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26	All&nbsp;models&nbsp;but&nbsp;A&
8c2c0	6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 32 31 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;and&nbsp;B<br>21&nbsp;&nbsp
8c2e0	3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73	;clock&nbsp;1&nbsp;&nbsp;All&nbs
8c300	70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e	p;models&nbsp;but&nbsp;A&nbsp;an
8c320	64 26 6e 62 73 70 3b 52 65 76 2e 32 26 6e 62 73 70 3b 42 26 6e 62 73 70 3b 28 72 65 73 65 72 76	d&nbsp;Rev.2&nbsp;B&nbsp;(reserv
8c340	65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70 3b 75 73 65	ed&nbsp;for&nbsp;system&nbsp;use
8c360	29 3c 62 72 3e 3c 62 72 3e 33 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73	)<br><br>32&nbsp;&nbsp;clock&nbs
8c380	70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75	p;0&nbsp;&nbsp;Compute&nbsp;modu
8c3a0	6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 33 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c	le&nbsp;only<br>34&nbsp;&nbsp;cl
8c3c0	6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62	ock&nbsp;0&nbsp;&nbsp;Compute&nb
8c3e0	73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 32 26 6e 62 73 70 3b 26	sp;module&nbsp;only<br>42&nbsp;&
8c400	6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d	nbsp;clock&nbsp;1&nbsp;&nbsp;Com
8c420	70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b	pute&nbsp;module&nbsp;only&nbsp;
8c440	28 72 65 73 65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e	(reserved&nbsp;for&nbsp;system&n
8c460	62 73 70 3b 75 73 65 29 3c 62 72 3e 34 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26	bsp;use)<br>43&nbsp;&nbsp;clock&
8c480	6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d	nbsp;2&nbsp;&nbsp;Compute&nbsp;m
8c4a0	6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 34 26 6e 62 73 70 3b 26 6e 62 73 70	odule&nbsp;only<br>44&nbsp;&nbsp
8c4c0	3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65	;clock&nbsp;1&nbsp;&nbsp;Compute
8c4e0	26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 28 72 65 73	&nbsp;module&nbsp;only&nbsp;(res
8c500	65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70 3b	erved&nbsp;for&nbsp;system&nbsp;
8c520	75 73 65 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 41 63 63 65 73 73 20 74 6f	use)<br></code><br><br>Access.to
8c540	20 63 6c 6f 63 6b 20 31 20 69 73 20 70 72 6f 74 65 63 74 65 64 20 62 79 20 61 20 70 61 73 73 77	.clock.1.is.protected.by.a.passw
8c560	6f 72 64 20 61 73 20 69 74 73 20 75 73 65 20 77 69 6c 6c 20 6c 69 6b 65 6c 79 0a 63 72 61 73 68	ord.as.its.use.will.likely.crash
8c580	20 74 68 65 20 50 69 2e 20 20 54 68 65 20 70 61 73 73 77 6f 72 64 20 69 73 20 67 69 76 65 6e 20	.the.Pi...The.password.is.given.
8c5a0	62 79 20 6f 72 27 69 6e 67 20 30 78 35 41 30 30 30 30 30 30 20 77 69 74 68 20 74 68 65 0a 47 50	by.or'ing.0x5A000000.with.the.GP
8c5c0	49 4f 20 6e 75 6d 62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 61 72 64 77 61 72 65	IO.number..<h3><a.name="hardware
8c5e0	5f 50 57 4d 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	_PWM"></a><a.href="#int"><small>
8c600	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 73 6d 61	int</small></a>.hardware_PWM<sma
8c620	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	ll>(<a.href="#unsigned">unsigned
8c640	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c	</a>.<a.href="#gpio">gpio</a>,.<
8c660	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
8c680	3c 61 20 68 72 65 66 3d 22 23 50 57 4d 66 72 65 71 22 3e 50 57 4d 66 72 65 71 3c 2f 61 3e 2c 20	<a.href="#PWMfreq">PWMfreq</a>,.
8c6a0	3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e	<a.href="#uint32_t">uint32_t</a>
8c6c0	20 3c 61 20 68 72 65 66 3d 22 23 50 57 4d 64 75 74 79 22 3e 50 57 4d 64 75 74 79 3c 2f 61 3e 29	.<a.href="#PWMduty">PWMduty</a>)
8c6e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 68 61 72 64 77 61 72 65 20 50 57	</small></h3>.Starts.hardware.PW
8c700	4d 20 6f 6e 20 61 20 47 50 49 4f 20 61 74 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 66 72 65	M.on.a.GPIO.at.the.specified.fre
8c720	71 75 65 6e 63 79 20 61 6e 64 20 64 75 74 79 63 79 63 6c 65 2e 0a 46 72 65 71 75 65 6e 63 69 65	quency.and.dutycycle..Frequencie
8c740	73 20 61 62 6f 76 65 20 33 30 4d 48 7a 20 61 72 65 20 75 6e 6c 69 6b 65 6c 79 20 74 6f 20 77 6f	s.above.30MHz.are.unlikely.to.wo
8c760	72 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 77 61 76 65 66 6f 72 6d 20 73	rk..<br><br>NOTE:.Any.waveform.s
8c780	74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 6f 6e	tarted.by.<a.href="#wave_send_on
8c7a0	63 65 22 3e 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	ce">wave_send_once</a>,.<a.href=
8c7c0	22 23 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73 65 6e 64 5f 72 65	"#wave_send_repeat">wave_send_re
8c7e0	70 65 61 74 3c 2f 61 3e 2c 0a 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 68 61 69	peat</a>,.or.<a.href="#wave_chai
8c800	6e 22 3e 77 61 76 65 5f 63 68 61 69 6e 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c	n">wave_chain</a>.will.be.cancel
8c820	6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 6f 6e	led..<br><br>This.function.is.on
8c840	6c 79 20 76 61 6c 69 64 20 69 66 20 74 68 65 20 70 69 67 70 69 6f 20 6d 61 69 6e 20 63 6c 6f 63	ly.valid.if.the.pigpio.main.cloc
8c860	6b 20 69 73 20 50 43 4d 2e 20 20 54 68 65 0a 6d 61 69 6e 20 63 6c 6f 63 6b 20 64 65 66 61 75 6c	k.is.PCM...The.main.clock.defaul
8c880	74 73 20 74 6f 20 50 43 4d 20 62 75 74 20 6d 61 79 20 62 65 20 6f 76 65 72 72 69 64 64 65 6e 20	ts.to.PCM.but.may.be.overridden.
8c8a0	77 68 65 6e 20 74 68 65 20 70 69 67 70 69 6f 0a 64 61 65 6d 6f 6e 20 69 73 20 73 74 61 72 74 65	when.the.pigpio.daemon.is.starte
8c8c0	64 20 28 6f 70 74 69 6f 6e 20 2d 74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62	d.(option.-t)..<br><br><code>&nb
8c8e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 3a 26 6e 62 73 70 3b 73 65 65 26 6e 62	sp;&nbsp;&nbsp;gpio:&nbsp;see&nb
8c900	73 70 3b 64 65 73 63 72 69 70 74 6f 6e 3c 62 72 3e 50 57 4d 66 72 65 71 3a 26 6e 62 73 70 3b 30	sp;descripton<br>PWMfreq:&nbsp;0
8c920	26 6e 62 73 70 3b 28 6f 66 66 29 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 31 2d 31 32 35 30 30	&nbsp;(off)&nbsp;or&nbsp;1-12500
8c940	30 30 30 30 26 6e 62 73 70 3b 28 31 32 35 4d 29 3c 62 72 3e 50 57 4d 64 75 74 79 3a 26 6e 62 73	0000&nbsp;(125M)<br>PWMduty:&nbs
8c960	70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 31 30 30 30	p;0&nbsp;(off)&nbsp;to&nbsp;1000
8c980	30 30 30 26 6e 62 73 70 3b 28 31 4d 29 28 66 75 6c 6c 79 26 6e 62 73 70 3b 6f 6e 29 3c 62 72 3e	000&nbsp;(1M)(fully&nbsp;on)<br>
8c9a0	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20	</code><br><br>Returns.0.if.OK,.
8c9c0	6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2c 20 50 49 5f 42	otherwise.PI_NOT_PERMITTED,.PI_B
8c9e0	41 44 5f 47 50 49 4f 2c 0a 50 49 5f 4e 4f 54 5f 48 50 57 4d 5f 47 50 49 4f 2c 20 50 49 5f 42 41	AD_GPIO,.PI_NOT_HPWM_GPIO,.PI_BA
8ca00	44 5f 48 50 57 4d 5f 44 55 54 59 2c 20 50 49 5f 42 41 44 5f 48 50 57 4d 5f 46 52 45 51 2c 0a 6f	D_HPWM_DUTY,.PI_BAD_HPWM_FREQ,.o
8ca20	72 20 50 49 5f 48 50 57 4d 5f 49 4c 4c 45 47 41 4c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73	r.PI_HPWM_ILLEGAL..<br><br>The.s
8ca40	61 6d 65 20 50 57 4d 20 63 68 61 6e 6e 65 6c 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20	ame.PWM.channel.is.available.on.
8ca60	6d 75 6c 74 69 70 6c 65 20 47 50 49 4f 2e 20 20 54 68 65 20 6c 61 74 65 73 74 0a 66 72 65 71 75	multiple.GPIO...The.latest.frequ
8ca80	65 6e 63 79 20 61 6e 64 20 64 75 74 79 63 79 63 6c 65 20 73 65 74 74 69 6e 67 20 77 69 6c 6c 20	ency.and.dutycycle.setting.will.
8caa0	62 65 20 75 73 65 64 20 62 79 20 61 6c 6c 20 47 50 49 4f 20 77 68 69 63 68 0a 73 68 61 72 65 20	be.used.by.all.GPIO.which.share.
8cac0	61 20 50 57 4d 20 63 68 61 6e 6e 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20	a.PWM.channel..<br><br>The.GPIO.
8cae0	6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 2e 0a 3c 62	must.be.one.of.the.following..<b
8cb00	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 31 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62	r><br><code>12&nbsp;&nbsp;PWM&nb
8cb20	73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c	sp;channel&nbsp;0&nbsp;&nbsp;All
8cb40	26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73	&nbsp;models&nbsp;but&nbsp;A&nbs
8cb60	70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57	p;and&nbsp;B<br>13&nbsp;&nbsp;PW
8cb80	4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70	M&nbsp;channel&nbsp;1&nbsp;&nbsp
8cba0	3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41	;All&nbsp;models&nbsp;but&nbsp;A
8cbc0	26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 31 38 26 6e 62 73 70 3b 26 6e 62 73	&nbsp;and&nbsp;B<br>18&nbsp;&nbs
8cbe0	70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26	p;PWM&nbsp;channel&nbsp;0&nbsp;&
8cc00	6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 3c 62 72 3e 31 39 26 6e 62 73 70 3b	nbsp;All&nbsp;models<br>19&nbsp;
8cc20	26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62	&nbsp;PWM&nbsp;channel&nbsp;1&nb
8cc40	73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75	sp;&nbsp;All&nbsp;models&nbsp;bu
8cc60	74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 3c 62 72 3e	t&nbsp;A&nbsp;and&nbsp;B<br><br>
8cc80	34 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e	40&nbsp;&nbsp;PWM&nbsp;channel&n
8cca0	62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f	bsp;0&nbsp;&nbsp;Compute&nbsp;mo
8ccc0	64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b	dule&nbsp;only<br>41&nbsp;&nbsp;
8cce0	50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62	PWM&nbsp;channel&nbsp;1&nbsp;&nb
8cd00	73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79	sp;Compute&nbsp;module&nbsp;only
8cd20	3c 62 72 3e 34 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e	<br>45&nbsp;&nbsp;PWM&nbsp;chann
8cd40	65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73	el&nbsp;1&nbsp;&nbsp;Compute&nbs
8cd60	70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 35 32 26 6e 62 73 70 3b 26 6e	p;module&nbsp;only<br>52&nbsp;&n
8cd80	62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70	bsp;PWM&nbsp;channel&nbsp;0&nbsp
8cda0	3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b	;&nbsp;Compute&nbsp;module&nbsp;
8cdc0	6f 6e 6c 79 3c 62 72 3e 35 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63	only<br>53&nbsp;&nbsp;PWM&nbsp;c
8cde0	68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65	hannel&nbsp;1&nbsp;&nbsp;Compute
8ce00	26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 3c 2f 63 6f 64 65	&nbsp;module&nbsp;only<br></code
8ce20	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 63 75 72 72 65 6e 74 5f 74 69 63 6b 22 3e	><h3><a.name="get_current_tick">
8ce40	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75	</a><a.href="#uint32_t"><small>u
8ce60	69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 63 75 72 72 65 6e 74 5f	int32_t</small></a>.get_current_
8ce80	74 69 63 6b 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47	tick<small>(void)</small></h3>.G
8cea0	65 74 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 73 79 73 74 65 6d 20 74 69 63 6b 2e 0a 3c 62 72	ets.the.current.system.tick..<br
8cec0	3e 3c 62 72 3e 54 69 63 6b 20 69 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f	><br>Tick.is.the.number.of.micro
8cee0	73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 73 79 73 74 65 6d 20 62 6f 6f 74 2e 0a 3c 62 72 3e 3c	seconds.since.system.boot..<br><
8cf00	62 72 3e 41 73 20 74 69 63 6b 20 69 73 20 61 6e 20 75 6e 73 69 67 6e 65 64 20 33 32 20 62 69 74	br>As.tick.is.an.unsigned.32.bit
8cf20	20 71 75 61 6e 74 69 74 79 20 69 74 20 77 72 61 70 73 20 61 72 6f 75 6e 64 20 61 66 74 65 72 0a	.quantity.it.wraps.around.after.
8cf40	32 2a 2a 33 32 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2c 20 77 68 69 63 68 20 69 73 20 61 70 70	2**32.microseconds,.which.is.app
8cf60	72 6f 78 69 6d 61 74 65 6c 79 20 31 20 68 6f 75 72 20 31 32 20 6d 69 6e 75 74 65 73 2e 0a 3c 68	roximately.1.hour.12.minutes..<h
8cf80	33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 68 61 72 64 77 61 72 65 5f 72 65 76 69 73 69 6f 6e	3><a.name="get_hardware_revision
8cfa0	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c	"></a><a.href="#uint32_t"><small
8cfc0	3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 68 61 72 64 77 61	>uint32_t</small></a>.get_hardwa
8cfe0	72 65 5f 72 65 76 69 73 69 6f 6e 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e	re_revision<small>(void)</small>
8d000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d0a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d0c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d3e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d7a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d7c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d7e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d8a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
8d8c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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97000	00 00 00 9b 3c 2f 68 33 3e 0a 47 65 74 20 74 68 65 20 50 69 27 73 20 68 61 72 64 77 61 72 65 20	....</h3>.Get.the.Pi's.hardware.
97020	72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 68 61 72	revision.number..<br><br>The.har
97040	64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 69 73 20 74 68 65 20 6c 61 73 74 20 66 65 77 20 63	dware.revision.is.the.last.few.c
97060	68 61 72 61 63 74 65 72 73 20 6f 6e 20 74 68 65 20 52 65 76 69 73 69 6f 6e 20 6c 69 6e 65 0a 6f	haracters.on.the.Revision.line.o
97080	66 20 2f 70 72 6f 63 2f 63 70 75 69 6e 66 6f 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 20	f./proc/cpuinfo..<br><br>If.the.
970a0	68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 63 61 6e 20 6e 6f 74 20 62 65 20 66 6f 75	hardware.revision.can.not.be.fou
970c0	6e 64 20 6f 72 20 69 73 20 6e 6f 74 20 61 20 76 61 6c 69 64 0a 68 65 78 61 64 65 63 69 6d 61 6c	nd.or.is.not.a.valid.hexadecimal
970e0	20 6e 75 6d 62 65 72 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 2e 0a	.number.the.function.returns.0..
97100	3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 20 63 61 6e 20	<br><br>The.revision.number.can.
97120	62 65 20 75 73 65 64 20 74 6f 20 64 65 74 65 72 6d 69 6e 65 20 74 68 65 20 61 73 73 69 67 6e 6d	be.used.to.determine.the.assignm
97140	65 6e 74 20 6f 66 20 47 50 49 4f 0a 74 6f 20 70 69 6e 73 20 28 73 65 65 20 3c 61 20 68 72 65 66	ent.of.GPIO.to.pins.(see.<a.href
97160	3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 72	="#gpio">gpio</a>)..<br><br>Ther
97180	65 20 61 72 65 20 61 74 20 6c 65 61 73 74 20 74 68 72 65 65 20 74 79 70 65 73 20 6f 66 20 62 6f	e.are.at.least.three.types.of.bo
971a0	61 72 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 31 20 62 6f 61 72 64 73 20 68 61 76 65 20	ard..<br><br>Type.1.boards.have.
971c0	68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 32 20 61	hardware.revision.numbers.of.2.a
971e0	6e 64 20 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 32 20 62 6f 61 72 64 73 20 68 61 76 65	nd.3..<br><br>Type.2.boards.have
97200	20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 34 2c	.hardware.revision.numbers.of.4,
97220	20 35 2c 20 36 2c 20 61 6e 64 20 31 35 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 33 20 62 6f	.5,.6,.and.15..<br><br>Type.3.bo
97240	61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62	ards.have.hardware.revision.numb
97260	65 72 73 20 6f 66 20 31 36 20 6f 72 20 67 72 65 61 74 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	ers.of.16.or.greater..<h3><a.nam
97280	65 3d 22 67 65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73 69 6f 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72	e="get_pigpio_version"></a><a.hr
972a0	65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f	ef="#uint32_t"><small>uint32_t</
972c0	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73 69 6f 6e 3c 73 6d	small></a>.get_pigpio_version<sm
972e0	61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20	all>(void)</small></h3>.Returns.
97300	74 68 65 20 70 69 67 70 69 6f 20 76 65 72 73 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	the.pigpio.version..<h3><a.name=
97320	22 77 61 76 65 5f 63 6c 65 61 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	"wave_clear"></a><a.href="#int">
97340	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 63 6c 65 61	<small>int</small></a>.wave_clea
97360	72 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	r<small>(void)</small></h3>.This
97380	20 66 75 6e 63 74 69 6f 6e 20 63 6c 65 61 72 73 20 61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 20 61	.function.clears.all.waveforms.a
973a0	6e 64 20 61 6e 79 20 64 61 74 61 20 61 64 64 65 64 20 62 79 20 63 61 6c 6c 73 20 74 6f 20 74 68	nd.any.data.added.by.calls.to.th
973c0	65 0a 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64	e.<a.href="#wave_add_*">wave_add
973e0	5f 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	_*</a>.functions..<br><br>Return
97400	73 20 30 20 69 66 20 4f 4b 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 61 64 64	s.0.if.OK..<h3><a.name="wave_add
97420	5f 6e 65 77 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	_new"></a><a.href="#int"><small>
97440	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 61 64 64 5f 6e 65 77 3c 73 6d 61	int</small></a>.wave_add_new<sma
97460	6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63	ll>(void)</small></h3>.This.func
97480	74 69 6f 6e 20 73 74 61 72 74 73 20 61 20 6e 65 77 20 65 6d 70 74 79 20 77 61 76 65 66 6f 72 6d	tion.starts.a.new.empty.waveform
974a0	2e 20 20 59 6f 75 20 77 6f 75 6c 64 6e 27 74 20 6e 6f 72 6d 61 6c 6c 79 20 6e 65 65 64 0a 74 6f	...You.wouldn't.normally.need.to
974c0	20 63 61 6c 6c 20 74 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 61 73 20 69 74 20 69 73 20 61 75 74	.call.this.function.as.it.is.aut
974e0	6f 6d 61 74 69 63 61 6c 6c 79 20 63 61 6c 6c 65 64 20 61 66 74 65 72 20 61 20 77 61 76 65 66 6f	omatically.called.after.a.wavefo
97500	72 6d 20 69 73 0a 63 72 65 61 74 65 64 20 77 69 74 68 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22	rm.is.created.with.the.<a.href="
97520	23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 20 66 75	#wave_create">wave_create</a>.fu
97540	6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e	nction..<br><br>Returns.0.if.OK.
97560	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 22 3e	.<h3><a.name="wave_add_generic">
97580	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
975a0	6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 3c 73 6d 61 6c 6c	mall></a>.wave_add_generic<small
975c0	3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	>(<a.href="#unsigned">unsigned</
975e0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 50 75 6c 73 65 73 22 3e 6e 75 6d 50 75 6c 73 65	a>.<a.href="#numPulses">numPulse
97600	73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 50 75 6c 73 65 5f 74 22 3e 67 70	s</a>,.<a.href="#gpioPulse_t">gp
97620	69 6f 50 75 6c 73 65 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 75 6c 73 65 73 22	ioPulse_t</a>.<a.href="#*pulses"
97640	3e 2a 70 75 6c 73 65 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20	>*pulses</a>)</small></h3>.This.
97660	66 75 6e 63 74 69 6f 6e 20 61 64 64 73 20 61 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73	function.adds.a.number.of.pulses
97680	20 74 6f 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62	.to.the.current.waveform..<br><b
976a0	72 3e 3c 63 6f 64 65 3e 6e 75 6d 50 75 6c 73 65 73 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	r><code>numPulses:&nbsp;the&nbsp
976c0	3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 75 6c 73 65 73 2e 3c 62 72 3e	;number&nbsp;of&nbsp;pulses.<br>
976e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 75 6c 73 65 73 3a 26 6e 62 73 70 3b 61	&nbsp;&nbsp;&nbsp;pulses:&nbsp;a
97700	6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 75 6c 73 65 73	n&nbsp;array&nbsp;of&nbsp;pulses
97720	2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20	.<br></code><br><br>Returns.the.
97740	6e 65 77 20 74 6f 74 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 69 6e 20 74 68	new.total.number.of.pulses.in.th
97760	65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77	e.current.waveform.if.OK,.otherw
97780	69 73 65 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 55 4c 53 45 53 2e 0a 3c 62 72 3e 3c 62 72 3e	ise.PI_TOO_MANY_PULSES..<br><br>
977a0	54 68 65 20 70 75 6c 73 65 73 20 61 72 65 20 69 6e 74 65 72 6c 65 61 76 65 64 20 69 6e 20 74 69	The.pulses.are.interleaved.in.ti
977c0	6d 65 20 6f 72 64 65 72 20 77 69 74 68 69 6e 20 74 68 65 20 65 78 69 73 74 69 6e 67 20 77 61 76	me.order.within.the.existing.wav
977e0	65 66 6f 72 6d 0a 28 69 66 20 61 6e 79 29 2e 0a 3c 62 72 3e 3c 62 72 3e 4d 65 72 67 69 6e 67 20	eform.(if.any)..<br><br>Merging.
97800	61 6c 6c 6f 77 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 62 65 20 62 75 69 6c 74 20	allows.the.waveform.to.be.built.
97820	69 6e 20 70 61 72 74 73 2c 20 74 68 61 74 20 69 73 20 74 68 65 20 73 65 74 74 69 6e 67 73 0a 66	in.parts,.that.is.the.settings.f
97840	6f 72 20 47 50 49 4f 23 31 20 63 61 6e 20 62 65 20 61 64 64 65 64 2c 20 61 6e 64 20 74 68 65 6e	or.GPIO#1.can.be.added,.and.then
97860	20 47 50 49 4f 23 32 20 65 74 63 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 20 61 64 64 65	.GPIO#2.etc..<br><br>If.the.adde
97880	64 20 77 61 76 65 66 6f 72 6d 20 69 73 20 69 6e 74 65 6e 64 65 64 20 74 6f 20 73 74 61 72 74 20	d.waveform.is.intended.to.start.
978a0	61 66 74 65 72 20 6f 72 20 77 69 74 68 69 6e 20 74 68 65 20 65 78 69 73 74 69 6e 67 0a 77 61 76	after.or.within.the.existing.wav
978c0	65 66 6f 72 6d 20 74 68 65 6e 20 74 68 65 20 66 69 72 73 74 20 70 75 6c 73 65 20 73 68 6f 75 6c	eform.then.the.first.pulse.shoul
978e0	64 20 63 6f 6e 73 69 73 74 20 73 6f 6c 65 6c 79 20 6f 66 20 61 20 64 65 6c 61 79 2e 0a 3c 68 33	d.consist.solely.of.a.delay..<h3
97900	3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 22 3e 3c 2f 61 3e 3c	><a.name="wave_add_serial"></a><
97920	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
97940	3c 2f 61 3e 20 77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	</a>.wave_add_serial<small>(<a.h
97960	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
97980	68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c	href="#user_gpio">user_gpio</a>,
979a0	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
979c0	3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68	>.<a.href="#baud">baud</a>,.<a.h
979e0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
97a00	68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 2c	href="#data_bits">data_bits</a>,
97a20	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
97a40	3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 70 5f 62 69 74 73 22 3e 73 74 6f 70 5f 62 69 74 73	>.<a.href="#stop_bits">stop_bits
97a60	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
97a80	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6f 66 66 73 65 74 22 3e 6f 66 66 73 65 74 3c	ed</a>.<a.href="#offset">offset<
97aa0	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	/a>,.<a.href="#unsigned">unsigne
97ac0	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 42 79 74 65 73 22 3e 6e 75 6d 42 79 74	d</a>.<a.href="#numBytes">numByt
97ae0	65 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e	es</a>,.<a.href="#char">char</a>
97b00	20 3c 61 20 68 72 65 66 3d 22 23 2a 73 74 72 22 3e 2a 73 74 72 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	.<a.href="#*str">*str</a>)</smal
97b20	6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 61 64 64 73 20 61 20 77 61 76	l></h3>.This.function.adds.a.wav
97b40	65 66 6f 72 6d 20 72 65 70 72 65 73 65 6e 74 69 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 20 74	eform.representing.serial.data.t
97b60	6f 20 74 68 65 0a 65 78 69 73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 20 28 69 66 20 61 6e 79 29	o.the.existing.waveform.(if.any)
97b80	2e 20 20 54 68 65 20 73 65 72 69 61 6c 20 64 61 74 61 20 73 74 61 72 74 73 20 6f 66 66 73 65 74	...The.serial.data.starts.offset
97ba0	0a 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 66 72 6f 6d 20 74 68 65 20 73 74 61 72 74 20 6f 66 20	.microseconds.from.the.start.of.
97bc0	74 68 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72	the.waveform..<br><br><code>user
97be0	5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	_gpio:&nbsp;0-31.<br>&nbsp;&nbsp
97c00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 35 30	;&nbsp;&nbsp;&nbsp;baud:&nbsp;50
97c20	2d 31 30 30 30 30 30 30 3c 62 72 3e 64 61 74 61 5f 62 69 74 73 3a 26 6e 62 73 70 3b 6e 75 6d 62	-1000000<br>data_bits:&nbsp;numb
97c40	65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 69 74 73 26 6e	er&nbsp;of&nbsp;data&nbsp;bits&n
97c60	62 73 70 3b 28 31 2d 33 32 29 3c 62 72 3e 73 74 6f 70 5f 62 69 74 73 3a 26 6e 62 73 70 3b 6e 75	bsp;(1-32)<br>stop_bits:&nbsp;nu
97c80	6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 73 74 6f 70 26 6e 62 73 70 3b 68 61 6c 66	mber&nbsp;of&nbsp;stop&nbsp;half
97ca0	26 6e 62 73 70 3b 62 69 74 73 26 6e 62 73 70 3b 28 32 2d 38 29 3c 62 72 3e 26 6e 62 73 70 3b 26	&nbsp;bits&nbsp;(2-8)<br>&nbsp;&
97cc0	6e 62 73 70 3b 26 6e 62 73 70 3b 6f 66 66 73 65 74 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62	nbsp;&nbsp;offset:&nbsp;&gt;=0<b
97ce0	72 3e 26 6e 62 73 70 3b 6e 75 6d 42 79 74 65 73 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 31 3c 62 72	r>&nbsp;numBytes:&nbsp;&gt;=1<br
97d00	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
97d20	6e 62 73 70 3b 73 74 72 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73	nbsp;str:&nbsp;an&nbsp;array&nbs
97d40	70 3b 6f 66 26 6e 62 73 70 3b 63 68 61 72 73 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	p;of&nbsp;chars.<br></code><br><
97d60	62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 74 6f 74 61 6c 20 6e 75 6d 62 65 72 20	br>Returns.the.new.total.number.
97d80	6f 66 20 70 75 6c 73 65 73 20 69 6e 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72	of.pulses.in.the.current.wavefor
97da0	6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47	m.if.OK,.otherwise.PI_BAD_USER_G
97dc0	50 49 4f 2c 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 42 41 55 44 2c 20 50 49 5f 42 41 44 5f 44 41	PIO,.PI_BAD_WAVE_BAUD,.PI_BAD_DA
97de0	54 41 42 49 54 53 2c 0a 50 49 5f 42 41 44 5f 53 54 4f 50 5f 42 49 54 53 2c 20 50 49 5f 54 4f 4f	TABITS,.PI_BAD_STOP_BITS,.PI_TOO
97e00	5f 4d 41 4e 59 5f 43 48 41 52 53 2c 20 50 49 5f 42 41 44 5f 53 45 52 5f 4f 46 46 53 45 54 2c 0a	_MANY_CHARS,.PI_BAD_SER_OFFSET,.
97e20	6f 72 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 55 4c 53 45 53 2e 0a 3c 62 72 3e 3c 62 72 3e 4e	or.PI_TOO_MANY_PULSES..<br><br>N
97e40	4f 54 45 53 3a 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 72 69 61 6c 20 64 61 74 61 20 69 73	OTES:.<br><br>The.serial.data.is
97e60	20 66 6f 72 6d 61 74 74 65 64 20 61 73 20 6f 6e 65 20 73 74 61 72 74 20 62 69 74 2c 20 3c 61 20	.formatted.as.one.start.bit,.<a.
97e80	68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20	href="#data_bits">data_bits</a>.
97ea0	64 61 74 61 20 62 69 74 73 2c 0a 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 70 5f 62 69	data.bits,.and.<a.href="#stop_bi
97ec0	74 73 22 3e 73 74 6f 70 5f 62 69 74 73 3c 2f 61 3e 2f 32 20 73 74 6f 70 20 62 69 74 73 2e 0a 3c	ts">stop_bits</a>/2.stop.bits..<
97ee0	62 72 3e 3c 62 72 3e 49 74 20 69 73 20 6c 65 67 61 6c 20 74 6f 20 61 64 64 20 73 65 72 69 61 6c	br><br>It.is.legal.to.add.serial
97f00	20 64 61 74 61 20 73 74 72 65 61 6d 73 20 77 69 74 68 20 64 69 66 66 65 72 65 6e 74 20 62 61 75	.data.streams.with.different.bau
97f20	64 20 72 61 74 65 73 20 74 6f 0a 74 68 65 20 73 61 6d 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62	d.rates.to.the.same.waveform..<b
97f40	72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 42 79 74 65 73 22 3e 6e 75 6d 42 79 74	r><br><a.href="#numBytes">numByt
97f60	65 73 3c 2f 61 3e 20 69 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 6f 66	es</a>.is.the.number.of.bytes.of
97f80	20 64 61 74 61 20 69 6e 20 73 74 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 79 74 65 73 20	.data.in.str..<br><br>The.bytes.
97fa0	72 65 71 75 69 72 65 64 20 66 6f 72 20 65 61 63 68 20 63 68 61 72 61 63 74 65 72 20 64 65 70 65	required.for.each.character.depe
97fc0	6e 64 20 75 70 6f 6e 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74	nd.upon.<a.href="#data_bits">dat
97fe0	61 5f 62 69 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 3c 61 20 68 72 65 66 3d	a_bits</a>..<br><br>For.<a.href=
98000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
98020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
98040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
98060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
98080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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99a60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99a80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99aa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99ac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99ae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99b00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99b20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99b40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99b60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99b80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99ba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99bc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99be0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99c00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99c20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99c40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99c60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99ca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99cc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99ce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99d00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99d20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99d40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99d60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
99fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9a000	00 00 00 9d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 31	...."#data_bits">data_bits</a>.1
9a020	2d 38 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 63 68	-8.there.will.be.one.byte.per.ch
9a040	61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f	aracter.<br>.For.<a.href="#data_
9a060	62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 39 2d 31 36 20 74 68 65 72 65 20 77	bits">data_bits</a>.9-16.there.w
9a080	69 6c 6c 20 62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c	ill.be.two.bytes.per.character.<
9a0a0	62 72 3e 0a 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74	br>.For.<a.href="#data_bits">dat
9a0c0	61 5f 62 69 74 73 3c 2f 61 3e 20 31 37 2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 66	a_bits</a>.17-32.there.will.be.f
9a0e0	6f 75 72 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 68 33 3e 3c 61 20	our.bytes.per.character..<h3><a.
9a100	6e 61 6d 65 3d 22 77 61 76 65 5f 63 72 65 61 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	name="wave_create"></a><a.href="
9a120	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76	#int"><small>int</small></a>.wav
9a140	65 5f 63 72 65 61 74 65 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	e_create<small>(void)</small></h
9a160	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 72 65 61 74 65 73 20 61 20 77 61 76 65 66	3>.This.function.creates.a.wavef
9a180	6f 72 6d 20 66 72 6f 6d 20 74 68 65 20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68	orm.from.the.data.provided.by.th
9a1a0	65 20 70 72 69 6f 72 0a 63 61 6c 6c 73 20 74 6f 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 77	e.prior.calls.to.the.<a.href="#w
9a1c0	61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 66 75 6e 63 74 69	ave_add_*">wave_add_*</a>.functi
9a1e0	6f 6e 73 2e 20 20 55 70 6f 6e 20 73 75 63 63 65 73 73 20 61 20 77 61 76 65 20 69 64 0a 67 72 65	ons...Upon.success.a.wave.id.gre
9a200	61 74 65 72 20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20 30 20 69 73 20 72 65 74 75 72	ater.than.or.equal.to.0.is.retur
9a220	6e 65 64 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 45 4d 50 54 59 5f 57 41 56 45 46 4f 52 4d	ned,.otherwise.PI_EMPTY_WAVEFORM
9a240	2c 0a 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 43 42 53 2c 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 4f	,.PI_TOO_MANY_CBS,.PI_TOO_MANY_O
9a260	4f 4c 2c 20 6f 72 20 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d 5f 49 44 2e 0a 3c 62 72 3e 3c 62	OL,.or.PI_NO_WAVEFORM_ID..<br><b
9a280	72 3e 54 68 65 20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 3c 61 20 68 72	r>The.data.provided.by.the.<a.hr
9a2a0	65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20	ef="#wave_add_*">wave_add_*</a>.
9a2c0	66 75 6e 63 74 69 6f 6e 73 20 69 73 20 63 6f 6e 73 75 6d 65 64 20 62 79 20 74 68 69 73 0a 66 75	functions.is.consumed.by.this.fu
9a2e0	6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 20 6d 61 6e 79 20 77 61 76 65 66 6f 72 6d	nction..<br><br>As.many.waveform
9a300	73 20 6d 61 79 20 62 65 20 63 72 65 61 74 65 64 20 61 73 20 74 68 65 72 65 20 69 73 20 73 70 61	s.may.be.created.as.there.is.spa
9a320	63 65 20 61 76 61 69 6c 61 62 6c 65 2e 20 20 54 68 65 0a 77 61 76 65 20 69 64 20 69 73 20 70 61	ce.available...The.wave.id.is.pa
9a340	73 73 65 64 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 2a 22 3e 77	ssed.to.<a.href="#wave_send_*">w
9a360	61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20 74 6f 20 73 70 65 63 69 66 79 20 74 68 65 20 77 61	ave_send_*</a>.to.specify.the.wa
9a380	76 65 66 6f 72 6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 72 6d	veform.to.transmit..<br><br>Norm
9a3a0	61 6c 20 75 73 61 67 65 20 77 6f 75 6c 64 20 62 65 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 31	al.usage.would.be.<br><br>Step.1
9a3c0	2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 6c 65 61 72 22 3e 77 61 76 65 5f 63 6c 65	..<a.href="#wave_clear">wave_cle
9a3e0	61 72 3c 2f 61 3e 20 74 6f 20 63 6c 65 61 72 20 61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 20 61 6e	ar</a>.to.clear.all.waveforms.an
9a400	64 20 61 64 64 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 32 2e 20 3c 61	d.added.data..<br><br>Step.2..<a
9a420	20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f	.href="#wave_add_*">wave_add_*</
9a440	61 3e 20 63 61 6c 6c 73 20 74 6f 20 73 75 70 70 6c 79 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20	a>.calls.to.supply.the.waveform.
9a460	64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 33 2e 20 3c 61 20 68 72 65 66 3d 22 23	data..<br><br>Step.3..<a.href="#
9a480	77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 20 74 6f 20	wave_create">wave_create</a>.to.
9a4a0	63 72 65 61 74 65 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 61 6e 64 20 67 65 74 20 61 20 75 6e	create.the.waveform.and.get.a.un
9a4c0	69 71 75 65 20 69 64 0a 3c 62 72 3e 3c 62 72 3e 52 65 70 65 61 74 20 73 74 65 70 73 20 32 20 61	ique.id.<br><br>Repeat.steps.2.a
9a4e0	6e 64 20 33 20 61 73 20 6e 65 65 64 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 34 2e 20	nd.3.as.needed..<br><br>Step.4..
9a500	3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64	<a.href="#wave_send_*">wave_send
9a520	5f 2a 3c 2f 61 3e 20 77 69 74 68 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77 61 76 65 66 6f	_*</a>.with.the.id.of.the.wavefo
9a540	72 6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 77 61 76 65 66 6f	rm.to.transmit..<br><br>A.wavefo
9a560	72 6d 20 63 6f 6d 70 72 69 73 65 73 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 70 75 6c 73 65 73 2e	rm.comprises.one.or.more.pulses.
9a580	20 20 45 61 63 68 20 70 75 6c 73 65 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 61 0a 3c 61 20 68 72	..Each.pulse.consists.of.a.<a.hr
9a5a0	65 66 3d 22 23 67 70 69 6f 50 75 6c 73 65 5f 74 22 3e 67 70 69 6f 50 75 6c 73 65 5f 74 3c 2f 61	ef="#gpioPulse_t">gpioPulse_t</a
9a5c0	3e 20 73 74 72 75 63 74 75 72 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 74 79 70 65 64	>.structure..<br><br><code>typed
9a5e0	65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	ef&nbsp;struct<br>{<br>&nbsp;&nb
9a600	73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 67 70 69 6f 4f 6e 3b 3c 62	sp;&nbsp;uint32_t&nbsp;gpioOn;<b
9a620	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73	r>&nbsp;&nbsp;&nbsp;uint32_t&nbs
9a640	70 3b 67 70 69 6f 4f 66 66 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;gpioOff;<br>&nbsp;&nbsp;&nbsp;
9a660	75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 75 73 44 65 6c 61 79 3b 3c 62 72 3e 7d 26 6e 62 73 70	uint32_t&nbsp;usDelay;<br>}&nbsp
9a680	3b 67 70 69 6f 50 75 6c 73 65 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	;gpioPulse_t;<br></code><br><br>
9a6a0	54 68 65 20 66 69 65 6c 64 73 20 73 70 65 63 69 66 79 0a 3c 62 72 3e 3c 62 72 3e 31 29 20 74 68	The.fields.specify.<br><br>1).th
9a6c0	65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65 64 20 6f 6e 20 61 74 20 74 68 65 20	e.GPIO.to.be.switched.on.at.the.
9a6e0	73 74 61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 3c 62 72 3e 0a 32 29 20 74 68 65 20 47	start.of.the.pulse.<br>.2).the.G
9a700	50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65 64 20 6f 66 66 20 61 74 20 74 68 65 20 73 74	PIO.to.be.switched.off.at.the.st
9a720	61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 3c 62 72 3e 0a 33 29 20 74 68 65 20 64 65 6c	art.of.the.pulse.<br>.3).the.del
9a740	61 79 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 62 65 66 6f 72 65 20 74 68 65 20 6e 65	ay.in.microseconds.before.the.ne
9a760	78 74 20 70 75 6c 73 65 2e 3c 62 72 3e 0a 3c 62 72 3e 3c 62 72 3e 41 6e 79 20 6f 72 20 61 6c 6c	xt.pulse.<br>.<br><br>Any.or.all
9a780	20 74 68 65 20 66 69 65 6c 64 73 20 63 61 6e 20 62 65 20 7a 65 72 6f 2e 20 20 49 74 20 64 6f 65	.the.fields.can.be.zero...It.doe
9a7a0	73 6e 27 74 20 6d 61 6b 65 20 61 6e 79 20 73 65 6e 73 65 20 74 6f 0a 73 65 74 20 61 6c 6c 20 74	sn't.make.any.sense.to.set.all.t
9a7c0	68 65 20 66 69 65 6c 64 73 20 74 6f 20 7a 65 72 6f 20 28 74 68 65 20 70 75 6c 73 65 20 77 69 6c	he.fields.to.zero.(the.pulse.wil
9a7e0	6c 20 62 65 20 69 67 6e 6f 72 65 64 29 2e 0a 3c 62 72 3e 3c 62 72 3e 57 68 65 6e 20 61 20 77 61	l.be.ignored)..<br><br>When.a.wa
9a800	76 65 66 6f 72 6d 20 69 73 20 73 74 61 72 74 65 64 20 65 61 63 68 20 70 75 6c 73 65 20 69 73 20	veform.is.started.each.pulse.is.
9a820	65 78 65 63 75 74 65 64 20 69 6e 20 6f 72 64 65 72 20 77 69 74 68 20 74 68 65 0a 73 70 65 63 69	executed.in.order.with.the.speci
9a840	66 69 65 64 20 64 65 6c 61 79 20 62 65 74 77 65 65 6e 20 74 68 65 20 70 75 6c 73 65 20 61 6e 64	fied.delay.between.the.pulse.and
9a860	20 74 68 65 20 6e 65 78 74 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e	.the.next..<br><br>Returns.the.n
9a880	65 77 20 77 61 76 65 66 6f 72 6d 20 69 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	ew.waveform.id.if.OK,.otherwise.
9a8a0	50 49 5f 45 4d 50 54 59 5f 57 41 56 45 46 4f 52 4d 2c 0a 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52	PI_EMPTY_WAVEFORM,.PI_NO_WAVEFOR
9a8c0	4d 5f 49 44 2c 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 43 42 53 2c 20 6f 72 20 50 49 5f 54 4f 4f	M_ID,.PI_TOO_MANY_CBS,.or.PI_TOO
9a8e0	5f 4d 41 4e 59 5f 4f 4f 4c 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 64 65 6c	_MANY_OOL..<h3><a.name="wave_del
9a900	65 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69	ete"></a><a.href="#int"><small>i
9a920	6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 64 65 6c 65 74 65 3c 73 6d 61 6c 6c	nt</small></a>.wave_delete<small
9a940	3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	>(<a.href="#unsigned">unsigned</
9a960	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61	a>.<a.href="#wave_id">wave_id</a
9a980	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 64 65	>)</small></h3>.This.function.de
9a9a0	6c 65 74 65 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 77 61 76 65 5f	letes.the.waveform.with.id.wave_
9a9c0	69 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 77 61 76 65 5f 69 64 3a 26 6e 62 73 70 3b	id..<br><br><code>wave_id:&nbsp;
9a9e0	26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0,&nbsp;as&nbsp;returned&nb
9aa00	73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65	sp;by&nbsp;<a.href="#wave_create
9aa20	22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	">wave_create</a>.<br></code><br
9aa40	3e 3c 62 72 3e 57 61 76 65 20 69 64 73 20 61 72 65 20 61 6c 6c 6f 63 61 74 65 64 20 69 6e 20 6f	><br>Wave.ids.are.allocated.in.o
9aa60	72 64 65 72 2c 20 30 2c 20 31 2c 20 32 2c 20 65 74 63 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	rder,.0,.1,.2,.etc..<br><br>The.
9aa80	77 61 76 65 20 69 73 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f 6e 2e 20 20 54	wave.is.flagged.for.deletion...T
9aaa0	68 65 20 72 65 73 6f 75 72 63 65 73 20 75 73 65 64 20 62 79 20 74 68 65 20 77 61 76 65 0a 77 69	he.resources.used.by.the.wave.wi
9aac0	6c 6c 20 6f 6e 6c 79 20 62 65 20 72 65 75 73 65 64 20 77 68 65 6e 20 65 69 74 68 65 72 20 6f 66	ll.only.be.reused.when.either.of
9aae0	20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 61 70 70 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 2d 20	.the.following.apply..<br><br>-.
9ab00	61 6c 6c 20 77 61 76 65 73 20 77 69 74 68 20 68 69 67 68 65 72 20 6e 75 6d 62 65 72 65 64 20 77	all.waves.with.higher.numbered.w
9ab20	61 76 65 20 69 64 73 20 68 61 76 65 20 62 65 65 6e 20 64 65 6c 65 74 65 64 20 6f 72 20 68 61 76	ave.ids.have.been.deleted.or.hav
9ab40	65 0a 62 65 65 6e 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f 6e 2e 0a 3c 62 72	e.been.flagged.for.deletion..<br
9ab60	3e 3c 62 72 3e 2d 20 61 20 6e 65 77 20 77 61 76 65 20 69 73 20 63 72 65 61 74 65 64 20 77 68 69	><br>-.a.new.wave.is.created.whi
9ab80	63 68 20 75 73 65 73 20 65 78 61 63 74 6c 79 20 74 68 65 20 73 61 6d 65 20 72 65 73 6f 75 72 63	ch.uses.exactly.the.same.resourc
9aba0	65 73 20 61 73 0a 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 20 28 73 65 65 20 74 68 65 20	es.as.the.current.wave.(see.the.
9abc0	43 20 73 6f 75 72 63 65 20 66 6f 72 20 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 20 66 6f 72 20	C.source.for.gpioWaveCreate.for.
9abe0	64 65 74 61 69 6c 73 29 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f	details)..<br><br>Returns.0.if.O
9ac00	4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 2e 0a 3c 68 33	K,.otherwise.PI_BAD_WAVE_ID..<h3
9ac20	3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e 3c 2f 61 3e 3c 61	><a.name="wave_send_once"></a><a
9ac40	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c	.href="#int"><small>int</small><
9ac60	2f 61 3e 20 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	/a>.wave_send_once<small>(<a.hre
9ac80	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
9aca0	65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	ef="#wave_id">wave_id</a>)</smal
9acc0	6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 6d 69 74 73 20	l></h3>.This.function.transmits.
9ace0	74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 77 61 76 65 5f 69 64 2e 20 20 54	the.waveform.with.id.wave_id...T
9ad00	68 65 20 77 61 76 65 66 6f 72 6d 0a 69 73 20 73 65 6e 74 20 6f 6e 63 65 2e 0a 3c 62 72 3e 3c 62	he.waveform.is.sent.once..<br><b
9ad20	72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64	r>NOTE:.Any.hardware.PWM.started
9ad40	20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64	.by.<a.href="#hardware_PWM">hard
9ad60	77 61 72 65 5f 50 57 4d 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a	ware_PWM</a>.will.be.cancelled..
9ad80	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 77 61 76 65 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b	<br><br><code>wave_id:&nbsp;&gt;
9ada0	3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62	=0,&nbsp;as&nbsp;returned&nbsp;b
9adc0	79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61	y&nbsp;<a.href="#wave_create">wa
9ade0	76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	ve_create</a>.<br></code><br><br
9ae00	3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63 6f 6e 74 72	>Returns.the.number.of.DMA.contr
9ae20	6f 6c 20 62 6c 6f 63 6b 73 20 69 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 69 66 20 4f 4b 2c	ol.blocks.in.the.waveform.if.OK,
9ae40	0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 2c 20 6f 72 20 50 49	.otherwise.PI_BAD_WAVE_ID,.or.PI
9ae60	5f 42 41 44 5f 57 41 56 45 5f 4d 4f 44 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76	_BAD_WAVE_MODE..<h3><a.name="wav
9ae80	65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	e_send_repeat"></a><a.href="#int
9aea0	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 73 65	"><small>int</small></a>.wave_se
9aec0	6e 64 5f 72 65 70 65 61 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	nd_repeat<small>(<a.href="#unsig
9aee0	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65	ned">unsigned</a>.<a.href="#wave
9af00	5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	_id">wave_id</a>)</small></h3>.T
9af20	68 69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 6d 69 74 73 20 74 68 65 20 77 61 76 65 66	his.function.transmits.the.wavef
9af40	6f 72 6d 20 77 69 74 68 20 69 64 20 77 61 76 65 5f 69 64 2e 20 20 54 68 65 20 77 61 76 65 66 6f	orm.with.id.wave_id...The.wavefo
9af60	72 6d 0a 63 79 63 6c 65 73 20 75 6e 74 69 6c 20 63 61 6e 63 65 6c 6c 65 64 20 28 65 69 74 68 65	rm.cycles.until.cancelled.(eithe
9af80	72 20 62 79 20 74 68 65 20 73 65 6e 64 69 6e 67 20 6f 66 20 61 20 6e 65 77 20 77 61 76 65 66 6f	r.by.the.sending.of.a.new.wavefo
9afa0	72 6d 20 6f 72 0a 62 79 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 74 78 5f 73 74 6f 70 22	rm.or.by.<a.href="#wave_tx_stop"
9afc0	3e 77 61 76 65 5f 74 78 5f 73 74 6f 70 3c 2f 61 3e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45	>wave_tx_stop</a>)..<br><br>NOTE
9afe0	3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61	:.Any.hardware.PWM.started.by.<a
9b000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b0a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b0c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b3e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b7a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b7c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b7e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b8a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b8c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b8e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b9a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b9c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9b9e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9ba00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9ba20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9ba40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9ba60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9ba80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9baa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bb00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bb20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bb40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bb60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bb80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bbc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bbe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bc00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bc20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bc40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bc60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bc80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bcc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bd00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bd20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bd40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bd60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bd80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bda0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bdc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bde0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9be00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9be20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9be40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9be60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9be80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bf00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bf20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bf40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bf60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bf80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bfa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bfc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9bfe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
9c000	00 00 00 9e 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61	.....href="#hardware_PWM">hardwa
9c020	72 65 5f 50 57 4d 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62	re_PWM</a>.will.be.cancelled..<b
9c040	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 77 61 76 65 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30	r><br><code>wave_id:&nbsp;&gt;=0
9c060	2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26	,&nbsp;as&nbsp;returned&nbsp;by&
9c080	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65	nbsp;<a.href="#wave_create">wave
9c0a0	5f 63 72 65 61 74 65 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52	_create</a>.<br></code><br><br>R
9c0c0	65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63 6f 6e 74 72 6f 6c	eturns.the.number.of.DMA.control
9c0e0	20 62 6c 6f 63 6b 73 20 69 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f	.blocks.in.the.waveform.if.OK,.o
9c100	74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 2c 20 6f 72 20 50 49 5f 42	therwise.PI_BAD_WAVE_ID,.or.PI_B
9c120	41 44 5f 57 41 56 45 5f 4d 4f 44 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f	AD_WAVE_MODE..<h3><a.name="wave_
9c140	63 68 61 69 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	chain"></a><a.href="#int"><small
9c160	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 63 68 61 69 6e 3c 73 6d 61 6c	>int</small></a>.wave_chain<smal
9c180	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68	l>(<a.href="#char">char</a>.<a.h
9c1a0	72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	ref="#*buf">*buf</a>,.<a.href="#
9c1c0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
9c1e0	23 62 75 66 53 69 7a 65 22 3e 62 75 66 53 69 7a 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	#bufSize">bufSize</a>)</small></
9c200	68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 6d 69 74 73 20 61 20 63 68	h3>.This.function.transmits.a.ch
9c220	61 69 6e 20 6f 66 20 77 61 76 65 66 6f 72 6d 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20	ain.of.waveforms..<br><br>NOTE:.
9c240	41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20 68	Any.hardware.PWM.started.by.<a.h
9c260	72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d	ref="#hardware_PWM">hardware_PWM
9c280	3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e	</a>.will.be.cancelled..<br><br>
9c2a0	54 68 65 20 77 61 76 65 73 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 61 72 65 20	The.waves.to.be.transmitted.are.
9c2c0	73 70 65 63 69 66 69 65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 62 75 66	specified.by.the.contents.of.buf
9c2e0	0a 77 68 69 63 68 20 63 6f 6e 74 61 69 6e 73 20 61 6e 20 6f 72 64 65 72 65 64 20 6c 69 73 74 20	.which.contains.an.ordered.list.
9c300	6f 66 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61	of.<a.href="#wave_id">wave_id</a
9c320	3e 73 20 61 6e 64 20 6f 70 74 69 6f 6e 61 6c 20 63 6f 6d 6d 61 6e 64 0a 63 6f 64 65 73 20 61 6e	>s.and.optional.command.codes.an
9c340	64 20 72 65 6c 61 74 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e	d.related.data..<br><br><code>&n
9c360	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b	bsp;&nbsp;&nbsp;&nbsp;buf:&nbsp;
9c380	70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 77 61	pointer&nbsp;to&nbsp;the&nbsp;wa
9c3a0	76 65 5f 69 64 73 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 6f 70 74 69 6f 6e 61 6c 26 6e 62	ve_ids&nbsp;and&nbsp;optional&nb
9c3c0	73 70 3b 63 6f 6d 6d 61 6e 64 26 6e 62 73 70 3b 63 6f 64 65 73 3c 62 72 3e 62 75 66 53 69 7a 65	sp;command&nbsp;codes<br>bufSize
9c3e0	3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e	:&nbsp;the&nbsp;number&nbsp;of&n
9c400	62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 62 75 66 3c 62 72 3e 3c 2f	bsp;bytes&nbsp;in&nbsp;buf<br></
9c420	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74	code><br><br>Returns.0.if.OK,.ot
9c440	68 65 72 77 69 73 65 20 50 49 5f 43 48 41 49 4e 5f 4e 45 53 54 49 4e 47 2c 20 50 49 5f 43 48 41	herwise.PI_CHAIN_NESTING,.PI_CHA
9c460	49 4e 5f 4c 4f 4f 50 5f 43 4e 54 2c 20 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 4c 4f 4f 50 2c 20	IN_LOOP_CNT,.PI_BAD_CHAIN_LOOP,.
9c480	50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 43 4d 44 2c 20 50 49 5f 43 48 41 49 4e 5f 43 4f 55 4e 54	PI_BAD_CHAIN_CMD,.PI_CHAIN_COUNT
9c4a0	45 52 2c 0a 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 44 45 4c 41 59 2c 20 50 49 5f 43 48 41 49 4e	ER,.PI_BAD_CHAIN_DELAY,.PI_CHAIN
9c4c0	5f 54 4f 4f 5f 42 49 47 2c 20 6f 72 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 2e 0a 3c 62 72	_TOO_BIG,.or.PI_BAD_WAVE_ID..<br
9c4e0	3e 3c 62 72 3e 45 61 63 68 20 77 61 76 65 20 69 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 69 6e	><br>Each.wave.is.transmitted.in
9c500	20 74 68 65 20 6f 72 64 65 72 20 73 70 65 63 69 66 69 65 64 2e 20 20 41 20 77 61 76 65 20 6d 61	.the.order.specified...A.wave.ma
9c520	79 0a 6f 63 63 75 72 20 6d 75 6c 74 69 70 6c 65 20 74 69 6d 65 73 20 70 65 72 20 63 68 61 69 6e	y.occur.multiple.times.per.chain
9c540	2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 62 6c 6f 63 6b 73 20 6f 66 20 77 61 76 65 73 20 6d 61 79 20	..<br><br>A.blocks.of.waves.may.
9c560	62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6d 75 6c 74 69 70 6c 65 20 74 69 6d 65 73 20 62 79	be.transmitted.multiple.times.by
9c580	20 75 73 69 6e 67 0a 74 68 65 20 6c 6f 6f 70 20 63 6f 6d 6d 61 6e 64 73 2e 20 54 68 65 20 62 6c	.using.the.loop.commands..The.bl
9c5a0	6f 63 6b 20 69 73 20 62 72 61 63 6b 65 74 65 64 20 62 79 20 6c 6f 6f 70 20 73 74 61 72 74 20 61	ock.is.bracketed.by.loop.start.a
9c5c0	6e 64 0a 65 6e 64 20 63 6f 6d 6d 61 6e 64 73 2e 20 20 4c 6f 6f 70 73 20 6d 61 79 20 62 65 20 6e	nd.end.commands...Loops.may.be.n
9c5e0	65 73 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 44 65 6c 61 79 73 20 62 65 74 77 65 65 6e 20 77 61	ested..<br><br>Delays.between.wa
9c600	76 65 73 20 6d 61 79 20 62 65 20 61 64 64 65 64 20 77 69 74 68 20 74 68 65 20 64 65 6c 61 79 20	ves.may.be.added.with.the.delay.
9c620	63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63	command..<br><br>The.following.c
9c640	6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e	ommand.codes.are.supported:.<br>
9c660	3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e	<br><table.border="1".cellpaddin
9c680	67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72	g="2".cellspacing="2"><tbody><tr
9c6a0	3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64	><td>Name</td><td>Cmd.&.Data</td
9c6c0	3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 6f	><td>Meaning</td></tr><tr><td>Lo
9c6e0	6f 70 20 53 74 61 72 74 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 30 3c 2f 74 64 3e 3c 74 64 3e 49	op.Start</td><td>255.0</td><td>I
9c700	64 65 6e 74 69 66 79 20 73 74 61 72 74 20 6f 66 20 61 20 77 61 76 65 20 62 6c 6f 63 6b 3c 2f 74	dentify.start.of.a.wave.block</t
9c720	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 52 65 70 65 61 74 3c 2f 74 64 3e 3c	d></tr><tr><td>Loop.Repeat</td><
9c740	74 64 3e 32 35 35 20 31 20 78 20 79 3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70 20 78 20 2b 20 79 2a	td>255.1.x.y</td><td>loop.x.+.y*
9c760	32 35 36 20 74 69 6d 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 44 65 6c 61 79	256.times</td></tr><tr><td>Delay
9c780	3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 32 20 78 20 79 3c 2f 74 64 3e 3c 74 64 3e 64 65 6c 61 79	</td><td>255.2.x.y</td><td>delay
9c7a0	20 78 20 2b 20 79 2a 32 35 36 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72	.x.+.y*256.microseconds</td></tr
9c7c0	3e 3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 46 6f 72 65 76 65 72 3c 2f 74 64 3e 3c 74 64 3e 32 35	><tr><td>Loop.Forever</td><td>25
9c7e0	35 20 33 3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70 20 66 6f 72 65 76 65 72 3c 2f 74 64 3e 3c 2f 74	5.3</td><td>loop.forever</td></t
9c800	72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 49 66 20 70 72 65	r></tbody></table><br><br>If.pre
9c820	73 65 6e 74 20 4c 6f 6f 70 20 46 6f 72 65 76 65 72 20 6d 75 73 74 20 62 65 20 74 68 65 20 6c 61	sent.Loop.Forever.must.be.the.la
9c840	73 74 20 65 6e 74 72 79 20 69 6e 20 74 68 65 20 63 68 61 69 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54	st.entry.in.the.chain..<br><br>T
9c860	68 65 20 63 6f 64 65 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 64 69 6d 65 6e 73 69 6f 6e 65 64	he.code.is.currently.dimensioned
9c880	20 74 6f 20 73 75 70 70 6f 72 74 20 61 20 63 68 61 69 6e 20 77 69 74 68 20 72 6f 75 67 68 6c 79	.to.support.a.chain.with.roughly
9c8a0	0a 36 30 30 20 65 6e 74 72 69 65 73 20 61 6e 64 20 32 30 20 6c 6f 6f 70 20 63 6f 75 6e 74 65 72	.600.entries.and.20.loop.counter
9c8c0	73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	s..<br><br><b><small>Example</sm
9c8e0	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 69 6e 63 6c 75 64 65 26 6e	all></b><br><br><code>#include&n
9c900	62 73 70 3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 23 69 6e 63 6c 75 64 65 26	bsp;&lt;stdio.h&gt;<br>#include&
9c920	6e 62 73 70 3b 26 6c 74 3b 70 69 67 70 69 6f 64 5f 69 66 2e 68 26 67 74 3b 3c 62 72 3e 3c 62 72	nbsp;&lt;pigpiod_if.h&gt;<br><br
9c940	3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 57 41 56 45 53 26 6e 62 73 70 3b 35 3c 62 72 3e 23 64	>#define&nbsp;WAVES&nbsp;5<br>#d
9c960	65 66 69 6e 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 3c 62 72 3e 3c 62 72 3e 69 6e	efine&nbsp;GPIO&nbsp;4<br><br>in
9c980	74 26 6e 62 73 70 3b 6d 61 69 6e 28 69 6e 74 26 6e 62 73 70 3b 61 72 67 63 2c 26 6e 62 73 70 3b	t&nbsp;main(int&nbsp;argc,&nbsp;
9c9a0	63 68 61 72 26 6e 62 73 70 3b 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70	char&nbsp;*argv[])<br>{<br>&nbsp
9c9c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 69 2c 26 6e 62 73 70 3b 77 69	;&nbsp;&nbsp;int&nbsp;i,&nbsp;wi
9c9e0	64 5b 57 41 56 45 53 5d 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	d[WAVES];<br><br>&nbsp;&nbsp;&nb
9ca00	73 70 3b 69 66 26 6e 62 73 70 3b 28 70 69 67 70 69 6f 5f 73 74 61 72 74 28 30 2c 26 6e 62 73 70	sp;if&nbsp;(pigpio_start(0,&nbsp
9ca20	3b 30 29 26 6c 74 3b 30 29 26 6e 62 73 70 3b 72 65 74 75 72 6e 26 6e 62 73 70 3b 2d 31 3b 3c 62	;0)&lt;0)&nbsp;return&nbsp;-1;<b
9ca40	72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 65 74 5f 6d 6f 64 65	r><br>&nbsp;&nbsp;&nbsp;set_mode
9ca60	28 47 50 49 4f 2c 26 6e 62 73 70 3b 50 49 5f 4f 55 54 50 55 54 29 3b 3c 62 72 3e 3c 62 72 3e 26	(GPIO,&nbsp;PI_OUTPUT);<br><br>&
9ca80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 28 69 3d 30 3b 26	nbsp;&nbsp;&nbsp;for&nbsp;(i=0;&
9caa0	6e 62 73 70 3b 69 26 6c 74 3b 57 41 56 45 53 3b 26 6e 62 73 70 3b 69 2b 2b 29 3c 62 72 3e 26 6e	nbsp;i&lt;WAVES;&nbsp;i++)<br>&n
9cac0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;&nbsp;&nbsp;{<br>&nbsp;&nbsp
9cae0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 61 76 65 5f 61 64	;&nbsp;&nbsp;&nbsp;&nbsp;wave_ad
9cb00	64 5f 67 65 6e 65 72 69 63 28 32 2c 26 6e 62 73 70 3b 28 67 70 69 6f 50 75 6c 73 65 5f 74 5b 5d	d_generic(2,&nbsp;(gpioPulse_t[]
9cb20	29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	)<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
9cb40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 7b 31 26 6c	sp;&nbsp;&nbsp;&nbsp;&nbsp;{{1&l
9cb60	74 3b 26 6c 74 3b 47 50 49 4f 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	t;&lt;GPIO,&nbsp;0,&nbsp;&nbsp;&
9cb80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
9cba0	73 70 3b 32 30 7d 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;20},<br>&nbsp;&nbsp;&nbsp;&nb
9cbc0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
9cbe0	3b 26 6e 62 73 70 3b 7b 30 2c 26 6e 62 73 70 3b 31 26 6c 74 3b 26 6c 74 3b 47 50 49 4f 2c 26 6e	;&nbsp;{0,&nbsp;1&lt;&lt;GPIO,&n
9cc00	62 73 70 3b 28 69 2b 31 29 2a 32 30 30 7d 7d 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26	bsp;(i+1)*200}});<br><br>&nbsp;&
9cc20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wid
9cc40	5b 69 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 77 61 76 65 5f 63 72 65 61 74 65 28 29 3b 3c 62	[i]&nbsp;=&nbsp;wave_create();<b
9cc60	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62	r>&nbsp;&nbsp;&nbsp;}<br><br>&nb
9cc80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 61 76 65 5f 63 68 61 69 6e 28 28 63 68 61 72 26	sp;&nbsp;&nbsp;wave_chain((char&
9cca0	6e 62 73 70 3b 5b 5d 29 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	nbsp;[])&nbsp;{<br>&nbsp;&nbsp;&
9ccc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e	nbsp;&nbsp;&nbsp;&nbsp;wid[4],&n
9cce0	62 73 70 3b 77 69 64 5b 33 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 32 5d 2c 26 6e 62 73 70 3b 26 6e	bsp;wid[3],&nbsp;wid[2],&nbsp;&n
9cd00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
9cd20	70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62	p;//&nbsp;transmit&nbsp;waves&nb
9cd40	73 70 3b 34 2b 33 2b 32 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	sp;4+3+2<br>&nbsp;&nbsp;&nbsp;&n
9cd60	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73	bsp;&nbsp;&nbsp;255,&nbsp;0,&nbs
9cd80	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
9cda0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
9cdc0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
9cde0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
9ce00	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74 61 72 74 3c 62 72	&nbsp;//&nbsp;loop&nbsp;start<br
9ce20	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
9ce40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e	nbsp;&nbsp;&nbsp;&nbsp;wid[0],&n
9ce60	62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 26 6e	bsp;wid[0],&nbsp;wid[0],&nbsp;&n
9ce80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74	bsp;&nbsp;&nbsp;//&nbsp;transmit
9cea0	26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 30 2b 30 2b 30 3c 62 72 3e 26 6e 62 73 70 3b	&nbsp;waves&nbsp;0+0+0<br>&nbsp;
9cec0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
9cee0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73	bsp;&nbsp;&nbsp;255,&nbsp;0,&nbs
9cf00	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
9cf20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
9cf40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
9cf60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f 70	p;&nbsp;&nbsp;&nbsp;//&nbsp;loop
9cf80	26 6e 62 73 70 3b 73 74 61 72 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;start<br>&nbsp;&nbsp;&nbsp
9cfa0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
9cfc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e	nbsp;&nbsp;&nbsp;&nbsp;wid[0],&n
9cfe0	62 73 70 3b 77 69 64 5b 31 5d 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	bsp;wid[1],&nbsp;&nbsp;&nbsp;&nb
9d000	00 00 00 9f 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	....sp;&nbsp;&nbsp;&nbsp;&nbsp;&
9d020	6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73	nbsp;//&nbsp;transmit&nbsp;waves
9d040	26 6e 62 73 70 3b 30 2b 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;0+1<br>&nbsp;&nbsp;&nbsp;&
9d060	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
9d080	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 32	sp;&nbsp;&nbsp;&nbsp;255,&nbsp;2
9d0a0	2c 26 6e 62 73 70 3b 30 78 38 38 2c 26 6e 62 73 70 3b 30 78 31 33 2c 26 6e 62 73 70 3b 26 6e 62	,&nbsp;0x88,&nbsp;0x13,&nbsp;&nb
9d0c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 65 6c	sp;&nbsp;&nbsp;&nbsp;//&nbsp;del
9d0e0	61 79 26 6e 62 73 70 3b 35 30 30 30 75 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ay&nbsp;5000us<br>&nbsp;&nbsp;&n
9d100	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
9d120	70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 33 30 2c 26 6e 62	p;&nbsp;255,&nbsp;1,&nbsp;30,&nb
9d140	73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;0,&nbsp;&nbsp;&nbsp;&nbsp;&nb
9d160	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
9d180	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f 70 26	;&nbsp;&nbsp;&nbsp;//&nbsp;loop&
9d1a0	6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73 70 3b 33 30 26 6e 62	nbsp;end&nbsp;(repeat&nbsp;30&nb
9d1c0	73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	sp;times)<br>&nbsp;&nbsp;&nbsp;&
9d1e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
9d200	73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;255,&nbsp;0,&nbsp;&nbsp;&nbsp
9d220	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
9d240	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
9d260	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
9d280	3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74 61 72 74 3c 62	;&nbsp;//&nbsp;loop&nbsp;start<b
9d2a0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
9d2c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
9d2e0	62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 32 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 33 5d 2c 26 6e	bsp;&nbsp;wid[2],&nbsp;wid[3],&n
9d300	62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69	bsp;wid[0],&nbsp;//&nbsp;transmi
9d320	74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 32 2b 33 2b 30 3c 62 72 3e 26 6e 62 73 70	t&nbsp;waves&nbsp;2+3+0<br>&nbsp
9d340	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
9d360	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
9d380	73 70 3b 77 69 64 5b 33 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 31 5d 2c 26 6e 62 73 70 3b 77 69 64	sp;wid[3],&nbsp;wid[1],&nbsp;wid
9d3a0	5b 32 5d 2c 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b	[2],&nbsp;//&nbsp;transmit&nbsp;
9d3c0	77 61 76 65 73 26 6e 62 73 70 3b 33 2b 31 2b 32 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	waves&nbsp;3+1+2<br>&nbsp;&nbsp;
9d3e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
9d400	62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 31 30 2c 26	bsp;&nbsp;255,&nbsp;1,&nbsp;10,&
9d420	6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	nbsp;0,&nbsp;&nbsp;&nbsp;&nbsp;&
9d440	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
9d460	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f	sp;&nbsp;&nbsp;&nbsp;//&nbsp;loo
9d480	70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73 70 3b 31 30 26	p&nbsp;end&nbsp;(repeat&nbsp;10&
9d4a0	6e 62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;times)<br>&nbsp;&nbsp;&nbsp
9d4c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 31 2c 26	;&nbsp;&nbsp;&nbsp;255,&nbsp;1,&
9d4e0	6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;5,&nbsp;0,&nbsp;&nbsp;&nbsp
9d500	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
9d520	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
9d540	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f	sp;&nbsp;&nbsp;&nbsp;//&nbsp;loo
9d560	70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73 70 3b 35 26 6e	p&nbsp;end&nbsp;(repeat&nbsp;5&n
9d580	62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;times)<br>&nbsp;&nbsp;&nbsp;
9d5a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 77	&nbsp;&nbsp;&nbsp;wid[4],&nbsp;w
9d5c0	69 64 5b 34 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	id[4],&nbsp;wid[4],&nbsp;&nbsp;&
9d5e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&
9d600	6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 34 2b	nbsp;transmit&nbsp;waves&nbsp;4+
9d620	34 2b 34 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	4+4<br>&nbsp;&nbsp;&nbsp;&nbsp;&
9d640	6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 30 78 32	nbsp;&nbsp;255,&nbsp;2,&nbsp;0x2
9d660	30 2c 26 6e 62 73 70 3b 30 78 34 45 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	0,&nbsp;0x4E,&nbsp;&nbsp;&nbsp;&
9d680	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
9d6a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73	sp;&nbsp;&nbsp;//&nbsp;delay&nbs
9d6c0	70 3b 32 30 30 30 30 75 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;20000us<br>&nbsp;&nbsp;&nbsp;&
9d6e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69	nbsp;&nbsp;&nbsp;wid[0],&nbsp;wi
9d700	64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	d[0],&nbsp;wid[0],&nbsp;&nbsp;&n
9d720	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e	bsp;&nbsp;&nbsp;&nbsp;&nbsp;//&n
9d740	62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 30 2b 30	bsp;transmit&nbsp;waves&nbsp;0+0
9d760	2b 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	+0<br><br>&nbsp;&nbsp;&nbsp;&nbs
9d780	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 2c 26 6e 62 73 70 3b 34 36 29 3b 3c 62 72 3e 3c 62	p;&nbsp;&nbsp;},&nbsp;46);<br><b
9d7a0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 68 69 6c 65 26 6e 62 73 70 3b 28	r>&nbsp;&nbsp;&nbsp;while&nbsp;(
9d7c0	77 61 76 65 5f 74 78 5f 62 75 73 79 28 29 29 26 6e 62 73 70 3b 74 69 6d 65 5f 73 6c 65 65 70 28	wave_tx_busy())&nbsp;time_sleep(
9d7e0	30 2e 31 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66	0.1);<br><br>&nbsp;&nbsp;&nbsp;f
9d800	6f 72 26 6e 62 73 70 3b 28 69 3d 30 3b 26 6e 62 73 70 3b 69 26 6c 74 3b 57 41 56 45 53 3b 26 6e	or&nbsp;(i=0;&nbsp;i&lt;WAVES;&n
9d820	62 73 70 3b 69 2b 2b 29 26 6e 62 73 70 3b 77 61 76 65 5f 64 65 6c 65 74 65 28 77 69 64 5b 69 5d	bsp;i++)&nbsp;wave_delete(wid[i]
9d840	29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 70	);<br><br>&nbsp;&nbsp;&nbsp;pigp
9d860	69 6f 5f 73 74 6f 70 28 29 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	io_stop();<br>}<br></code><h3><a
9d880	20 6e 61 6d 65 3d 22 77 61 76 65 5f 74 78 5f 62 75 73 79 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	.name="wave_tx_busy"></a><a.href
9d8a0	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77	="#int"><small>int</small></a>.w
9d8c0	61 76 65 5f 74 78 5f 62 75 73 79 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e	ave_tx_busy<small>(void)</small>
9d8e0	3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 68 65 63 6b 73 20 74 6f 20 73 65	</h3>.This.function.checks.to.se
9d900	65 20 69 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 62 65 69	e.if.a.waveform.is.currently.bei
9d920	6e 67 0a 74 72 61 6e 73 6d 69 74 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20	ng.transmitted..<br><br>Returns.
9d940	31 20 69 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 62 65 69	1.if.a.waveform.is.currently.bei
9d960	6e 67 20 74 72 61 6e 73 6d 69 74 74 65 64 2c 20 6f 74 68 65 72 77 69 73 65 20 30 2e 0a 3c 68 33	ng.transmitted,.otherwise.0..<h3
9d980	3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 74 78 5f 73 74 6f 70 22 3e 3c 2f 61 3e 3c 61 20 68	><a.name="wave_tx_stop"></a><a.h
9d9a0	72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	ref="#int"><small>int</small></a
9d9c0	3e 20 77 61 76 65 5f 74 78 5f 73 74 6f 70 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61	>.wave_tx_stop<small>(void)</sma
9d9e0	6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 74 68 65	ll></h3>.This.function.stops.the
9da00	20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76	.transmission.of.the.current.wav
9da20	65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e 0a	eform..<br><br>Returns.0.if.OK..
9da40	3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 69 6e 74 65 6e 64 65	<br><br>This.function.is.intende
9da60	64 20 74 6f 20 73 74 6f 70 20 61 20 77 61 76 65 66 6f 72 6d 20 73 74 61 72 74 65 64 20 77 69 74	d.to.stop.a.waveform.started.wit
9da80	68 20 74 68 65 20 72 65 70 65 61 74 20 6d 6f 64 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	h.the.repeat.mode..<h3><a.name="
9daa0	77 61 76 65 5f 67 65 74 5f 6d 69 63 72 6f 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69	wave_get_micros"></a><a.href="#i
9dac0	6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f	nt"><small>int</small></a>.wave_
9dae0	67 65 74 5f 6d 69 63 72 6f 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c	get_micros<small>(void)</small><
9db00	2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c	/h3>.This.function.returns.the.l
9db20	65 6e 67 74 68 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 20 74 68 65 20 63 75 72	ength.in.microseconds.of.the.cur
9db40	72 65 6e 74 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65	rent.waveform..<h3><a.name="wave
9db60	5f 67 65 74 5f 68 69 67 68 5f 6d 69 63 72 6f 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23	_get_high_micros"></a><a.href="#
9db80	69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65	int"><small>int</small></a>.wave
9dba0	5f 67 65 74 5f 68 69 67 68 5f 6d 69 63 72 6f 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73	_get_high_micros<small>(void)</s
9dbc0	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73	mall></h3>.This.function.returns
9dbe0	20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 20 74	.the.length.in.microseconds.of.t
9dc00	68 65 20 6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72 6d 0a 63 72 65 61 74 65 64 20 73 69 6e 63	he.longest.waveform.created.sinc
9dc20	65 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 77 61 73 20 73 74 61 72 74 65 64 2e	e.the.pigpio.daemon.was.started.
9dc40	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 6d 69 63 72 6f	.<h3><a.name="wave_get_max_micro
9dc60	73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	s"></a><a.href="#int"><small>int
9dc80	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 6d 69 63 72 6f 73	</small></a>.wave_get_max_micros
9dca0	3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20	<small>(void)</small></h3>.This.
9dcc0	66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f 73	function.returns.the.maximum.pos
9dce0	73 69 62 6c 65 20 73 69 7a 65 20 6f 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 6e 3c 62 72 3e 0a	sible.size.of.a.waveform.in<br>.
9dd00	6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f	microseconds..<h3><a.name="wave_
9dd20	67 65 74 5f 70 75 6c 73 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	get_pulses"></a><a.href="#int"><
9dd40	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74 5f 70	small>int</small></a>.wave_get_p
9dd60	75 6c 73 65 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	ulses<small>(void)</small></h3>.
9dd80	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68	This.function.returns.the.length
9dda0	20 69 6e 20 70 75 6c 73 65 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f	.in.pulses.of.the.current.wavefo
9ddc0	72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 70	rm..<h3><a.name="wave_get_high_p
9dde0	75 6c 73 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	ulses"></a><a.href="#int"><small
9de00	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 70	>int</small></a>.wave_get_high_p
9de20	75 6c 73 65 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	ulses<small>(void)</small></h3>.
9de40	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68	This.function.returns.the.length
9de60	20 69 6e 20 70 75 6c 73 65 73 20 6f 66 20 74 68 65 20 6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f	.in.pulses.of.the.longest.wavefo
9de80	72 6d 0a 63 72 65 61 74 65 64 20 73 69 6e 63 65 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d	rm.created.since.the.pigpio.daem
9dea0	6f 6e 20 77 61 73 20 73 74 61 72 74 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76	on.was.started..<h3><a.name="wav
9dec0	65 5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23	e_get_max_pulses"></a><a.href="#
9dee0	69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65	int"><small>int</small></a>.wave
9df00	5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d	_get_max_pulses<small>(void)</sm
9df20	61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20	all></h3>.This.function.returns.
9df40	74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f 73 73 69 62 6c 65 20 73 69 7a 65 20 6f 66 20 61 20 77	the.maximum.possible.size.of.a.w
9df60	61 76 65 66 6f 72 6d 20 69 6e 20 70 75 6c 73 65 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	aveform.in.pulses..<h3><a.name="
9df80	77 61 76 65 5f 67 65 74 5f 63 62 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	wave_get_cbs"></a><a.href="#int"
9dfa0	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74	><small>int</small></a>.wave_get
9dfc0	5f 63 62 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	_cbs<small>(void)</small></h3>.T
9dfe0	68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20	his.function.returns.the.length.
9e000	00 00 00 a0 69 6e 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20 6f 66 20 74 68 65	....in.DMA.control.blocks.of.the
9e020	20 63 75 72 72 65 6e 74 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	.current.waveform..<h3><a.name="
9e040	77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 63 62 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	wave_get_high_cbs"></a><a.href="
9e060	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76	#int"><small>int</small></a>.wav
9e080	65 5f 67 65 74 5f 68 69 67 68 5f 63 62 73 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61	e_get_high_cbs<small>(void)</sma
9e0a0	6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74	ll></h3>.This.function.returns.t
9e0c0	68 65 20 6c 65 6e 67 74 68 20 69 6e 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20	he.length.in.DMA.control.blocks.
9e0e0	6f 66 20 74 68 65 20 6c 6f 6e 67 65 73 74 0a 77 61 76 65 66 6f 72 6d 20 63 72 65 61 74 65 64 20	of.the.longest.waveform.created.
9e100	73 69 6e 63 65 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 77 61 73 20 73 74 61 72	since.the.pigpio.daemon.was.star
9e120	74 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63	ted..<h3><a.name="wave_get_max_c
9e140	62 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	bs"></a><a.href="#int"><small>in
9e160	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63 62 73 3c 73	t</small></a>.wave_get_max_cbs<s
9e180	6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	mall>(void)</small></h3>.This.fu
9e1a0	6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f 73 73 69	nction.returns.the.maximum.possi
9e1c0	62 6c 65 20 73 69 7a 65 20 6f 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 6e 20 44 4d 41 0a 63 6f	ble.size.of.a.waveform.in.DMA.co
9e1e0	6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 5f	ntrol.blocks..<h3><a.name="gpio_
9e200	74 72 69 67 67 65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61	trigger"></a><a.href="#int"><sma
9e220	6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 5f 74 72 69 67 67 65 72 3c	ll>int</small></a>.gpio_trigger<
9e240	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	small>(<a.href="#unsigned">unsig
9e260	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65	ned</a>.<a.href="#user_gpio">use
9e280	72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	r_gpio</a>,.<a.href="#unsigned">
9e2a0	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 75 6c 73 65 4c 65 6e 22	unsigned</a>.<a.href="#pulseLen"
9e2c0	3e 70 75 6c 73 65 4c 65 6e 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	>pulseLen</a>,.<a.href="#unsigne
9e2e0	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6c 65 76 65 6c 22	d">unsigned</a>.<a.href="#level"
9e300	3e 6c 65 76 65 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	>level</a>)</small></h3>.This.fu
9e320	6e 63 74 69 6f 6e 20 73 65 6e 64 73 20 61 20 74 72 69 67 67 65 72 20 70 75 6c 73 65 20 74 6f 20	nction.sends.a.trigger.pulse.to.
9e340	61 20 47 50 49 4f 2e 20 20 54 68 65 20 47 50 49 4f 20 69 73 20 73 65 74 20 74 6f 0a 6c 65 76 65	a.GPIO...The.GPIO.is.set.to.leve
9e360	6c 20 66 6f 72 20 70 75 6c 73 65 4c 65 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 6e 64 20	l.for.pulseLen.microseconds.and.
9e380	74 68 65 6e 20 72 65 73 65 74 20 74 6f 20 6e 6f 74 20 6c 65 76 65 6c 2e 0a 3c 62 72 3e 3c 62 72	then.reset.to.not.level..<br><br
9e3a0	3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e	><code>user_gpio:&nbsp;0-31.<br>
9e3c0	26 6e 62 73 70 3b 70 75 6c 73 65 4c 65 6e 3a 26 6e 62 73 70 3b 31 2d 31 30 30 2e 3c 62 72 3e 26	&nbsp;pulseLen:&nbsp;1-100.<br>&
9e3e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6c 65 76 65 6c 3a 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;level:&nb
9e400	73 70 3b 30 2c 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	sp;0,1.<br></code><br><br>Return
9e420	73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52	s.0.if.OK,.otherwise.PI_BAD_USER
9e440	5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 4c 45 56 45 4c 2c 0a 50 49 5f 42 41 44 5f 50 55 4c 53	_GPIO,.PI_BAD_LEVEL,.PI_BAD_PULS
9e460	45 4c 45 4e 2c 20 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 68 33 3e 3c	ELEN,.or.PI_NOT_PERMITTED..<h3><
9e480	61 20 6e 61 6d 65 3d 22 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	a.name="store_script"></a><a.hre
9e4a0	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
9e4c0	73 74 6f 72 65 5f 73 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68	store_script<small>(<a.href="#ch
9e4e0	61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 63 72 69 70 74 22 3e	ar">char</a>.<a.href="#*script">
9e500	2a 73 63 72 69 70 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66	*script</a>)</small></h3>.This.f
9e520	75 6e 63 74 69 6f 6e 20 73 74 6f 72 65 73 20 61 20 73 63 72 69 70 74 20 66 6f 72 20 6c 61 74 65	unction.stores.a.script.for.late
9e540	72 20 65 78 65 63 75 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66	r.execution..<br><br>See.<a.href
9e560	3d 22 68 74 74 70 3a 2f 2f 61 62 79 7a 2e 6d 65 2e 75 6b 2f 72 70 69 2f 70 69 67 70 69 6f 2f 70	="http://abyz.me.uk/rpi/pigpio/p
9e580	69 67 73 2e 68 74 6d 6c 23 53 63 72 69 70 74 73 22 3e 68 74 74 70 3a 2f 2f 61 62 79 7a 2e 6d 65	igs.html#Scripts">http://abyz.me
9e5a0	2e 75 6b 2f 72 70 69 2f 70 69 67 70 69 6f 2f 70 69 67 73 2e 68 74 6d 6c 23 53 63 72 69 70 74 73	.uk/rpi/pigpio/pigs.html#Scripts
9e5c0	3c 2f 61 3e 20 66 6f 72 20 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	</a>.for.details..<br><br><code>
9e5e0	73 63 72 69 70 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 74 65 78 74 26 6e 62 73 70 3b	script:&nbsp;the&nbsp;text&nbsp;
9e600	6f 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 2e 3c 62 72 3e 3c 2f 63 6f	of&nbsp;the&nbsp;script.<br></co
9e620	64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20	de><br><br>The.function.returns.
9e640	61 20 73 63 72 69 70 74 20 69 64 20 69 66 20 74 68 65 20 73 63 72 69 70 74 20 69 73 20 76 61 6c	a.script.id.if.the.script.is.val
9e660	69 64 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50 54 2e 0a 3c 68 33	id,.otherwise.PI_BAD_SCRIPT..<h3
9e680	3e 3c 61 20 6e 61 6d 65 3d 22 72 75 6e 5f 73 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	><a.name="run_script"></a><a.hre
9e6a0	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
9e6c0	72 75 6e 5f 73 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	run_script<small>(<a.href="#unsi
9e6e0	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 63 72	gned">unsigned</a>.<a.href="#scr
9e700	69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	ipt_id">script_id</a>,.<a.href="
9e720	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
9e740	22 23 6e 75 6d 50 61 72 22 3e 6e 75 6d 50 61 72 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	"#numPar">numPar</a>,.<a.href="#
9e760	75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	uint32_t">uint32_t</a>.<a.href="
9e780	23 2a 70 61 72 61 6d 22 3e 2a 70 61 72 61 6d 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	#*param">*param</a>)</small></h3
9e7a0	3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 75 6e 73 20 61 20 73 74 6f 72 65 64 20 73 63	>.This.function.runs.a.stored.sc
9e7c0	72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e	ript..<br><br><code>script_id:&n
9e7e0	62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	bsp;&gt;=0,&nbsp;as&nbsp;returne
9e800	64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73	d&nbsp;by&nbsp;<a.href="#store_s
9e820	63 72 69 70 74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73	cript">store_script</a>.<br>&nbs
9e840	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 75 6d 50 61 72 3a 26 6e 62 73 70 3b 30 2d 31 30 2c	p;&nbsp;&nbsp;numPar:&nbsp;0-10,
9e860	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62	&nbsp;the&nbsp;number&nbsp;of&nb
9e880	73 70 3b 70 61 72 61 6d 65 74 65 72 73 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	sp;parameters.<br>&nbsp;&nbsp;&n
9e8a0	62 73 70 3b 26 6e 62 73 70 3b 70 61 72 61 6d 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72	bsp;&nbsp;param:&nbsp;an&nbsp;ar
9e8c0	72 61 79 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 2e 3c 62 72 3e	ray&nbsp;of&nbsp;parameters.<br>
9e8e0	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75	</code><br><br>The.function.retu
9e900	72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43	rns.0.if.OK,.otherwise.PI_BAD_SC
9e920	52 49 50 54 5f 49 44 2c 20 6f 72 0a 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 41 52 41 4d 0a 3c 62	RIPT_ID,.or.PI_TOO_MANY_PARAM.<b
9e940	72 3e 3c 62 72 3e 70 61 72 61 6d 20 69 73 20 61 6e 20 61 72 72 61 79 20 6f 66 20 75 70 20 74 6f	r><br>param.is.an.array.of.up.to
9e960	20 31 30 20 70 61 72 61 6d 65 74 65 72 73 20 77 68 69 63 68 20 6d 61 79 20 62 65 20 72 65 66 65	.10.parameters.which.may.be.refe
9e980	72 65 6e 63 65 64 20 69 6e 0a 74 68 65 20 73 63 72 69 70 74 20 61 73 20 70 30 20 74 6f 20 70 39	renced.in.the.script.as.p0.to.p9
9e9a0	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 63 72 69 70 74 5f 73 74 61 74 75 73 22 3e 3c 2f	..<h3><a.name="script_status"></
9e9c0	61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61	a><a.href="#int"><small>int</sma
9e9e0	6c 6c 3e 3c 2f 61 3e 20 73 63 72 69 70 74 5f 73 74 61 74 75 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20	ll></a>.script_status<small>(<a.
9ea00	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
9ea20	20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e	.href="#script_id">script_id</a>
9ea40	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f	,.<a.href="#uint32_t">uint32_t</
9ea60	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 61 72 61 6d 22 3e 2a 70 61 72 61 6d 3c 2f 61 3e 29	a>.<a.href="#*param">*param</a>)
9ea80	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75	</small></h3>.This.function.retu
9eaa0	72 6e 73 20 74 68 65 20 72 75 6e 20 73 74 61 74 75 73 20 6f 66 20 61 20 73 74 6f 72 65 64 20 73	rns.the.run.status.of.a.stored.s
9eac0	63 72 69 70 74 20 61 73 20 77 65 6c 6c 0a 61 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 76 61 6c	cript.as.well.as.the.current.val
9eae0	75 65 73 20 6f 66 20 70 61 72 61 6d 65 74 65 72 73 20 30 20 74 6f 20 39 2e 0a 3c 62 72 3e 3c 62	ues.of.parameters.0.to.9..<br><b
9eb00	72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26	r><code>script_id:&nbsp;&gt;=0,&
9eb20	6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62	nbsp;as&nbsp;returned&nbsp;by&nb
9eb40	73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e 73 74 6f 72 65	sp;<a.href="#store_script">store
9eb60	5f 73 63 72 69 70 74 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	_script</a>.<br>&nbsp;&nbsp;&nbs
9eb80	70 3b 26 6e 62 73 70 3b 70 61 72 61 6d 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61	p;&nbsp;param:&nbsp;an&nbsp;arra
9eba0	79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	y&nbsp;to&nbsp;hold&nbsp;the&nbs
9ebc0	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65	p;returned&nbsp;10&nbsp;paramete
9ebe0	72 73 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69	rs.<br></code><br><br>The.functi
9ec00	6f 6e 20 72 65 74 75 72 6e 73 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c	on.returns.greater.than.or.equal
9ec20	20 74 6f 20 30 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43	.to.0.if.OK,.otherwise.PI_BAD_SC
9ec40	52 49 50 54 5f 49 44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 75 6e 20 73 74 61 74 75 73 20	RIPT_ID..<br><br>The.run.status.
9ec60	6d 61 79 20 62 65 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 53 43 52 49 50 54 5f 49	may.be.<br><br><code>PI_SCRIPT_I
9ec80	4e 49 54 49 4e 47 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f 48 41 4c 54 45 44 3c 62 72 3e 50 49	NITING<br>PI_SCRIPT_HALTED<br>PI
9eca0	5f 53 43 52 49 50 54 5f 52 55 4e 4e 49 4e 47 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f 57 41 49	_SCRIPT_RUNNING<br>PI_SCRIPT_WAI
9ecc0	54 49 4e 47 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f 46 41 49 4c 45 44 3c 62 72 3e 3c 2f 63 6f	TING<br>PI_SCRIPT_FAILED<br></co
9ece0	64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 75 72 72 65 6e 74 20 76 61 6c 75 65 20 6f 66 20	de><br><br>The.current.value.of.
9ed00	73 63 72 69 70 74 20 70 61 72 61 6d 65 74 65 72 73 20 30 20 74 6f 20 39 20 61 72 65 20 72 65 74	script.parameters.0.to.9.are.ret
9ed20	75 72 6e 65 64 20 69 6e 20 70 61 72 61 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 6f	urned.in.param..<h3><a.name="sto
9ed40	70 5f 73 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d	p_script"></a><a.href="#int"><sm
9ed60	61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 74 6f 70 5f 73 63 72 69 70 74 3c	all>int</small></a>.stop_script<
9ed80	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	small>(<a.href="#unsigned">unsig
9eda0	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72	ned</a>.<a.href="#script_id">scr
9edc0	69 70 74 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	ipt_id</a>)</small></h3>.This.fu
9ede0	6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 61 20 72 75 6e 6e 69 6e 67 20 73 63 72 69 70 74 2e 0a 3c	nction.stops.a.running.script..<
9ee00	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74	br><br><code>script_id:&nbsp;&gt
9ee20	3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0,&nbsp;as&nbsp;returned&nbsp;
9ee40	62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e	by&nbsp;<a.href="#store_script">
9ee60	73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	store_script</a>.<br></code><br>
9ee80	3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b	<br>The.function.returns.0.if.OK
9eea0	2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50 54 5f 49 44 2e 0a 3c 68	,.otherwise.PI_BAD_SCRIPT_ID..<h
9eec0	33 3e 3c 61 20 6e 61 6d 65 3d 22 64 65 6c 65 74 65 5f 73 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61	3><a.name="delete_script"></a><a
9eee0	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c	.href="#int"><small>int</small><
9ef00	2f 61 3e 20 64 65 6c 65 74 65 5f 73 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	/a>.delete_script<small>(<a.href
9ef20	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
9ef40	66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 29 3c 2f 73	f="#script_id">script_id</a>)</s
9ef60	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 64 65 6c 65 74 65 73	mall></h3>.This.function.deletes
9ef80	20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	.a.stored.script..<br><br><code>
9efa0	73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26	script_id:&nbsp;&gt;=0,&nbsp;as&
9efc0	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;returned&nbsp;by&nbsp;<a.hr
9efe0	65 66 3d 22 23 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c	ef="#store_script">store_script<
9f000	00 00 00 a1 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66	..../a>.<br></code><br><br>The.f
9f020	75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	unction.returns.0.if.OK,.otherwi
9f040	73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50 54 5f 49 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	se.PI_BAD_SCRIPT_ID..<h3><a.name
9f060	3d 22 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72	="bb_serial_read_open"></a><a.hr
9f080	65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	ef="#int"><small>int</small></a>
9f0a0	20 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	.bb_serial_read_open<small>(<a.h
9f0c0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
9f0e0	68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c	href="#user_gpio">user_gpio</a>,
9f100	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
9f120	3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68	>.<a.href="#baud">baud</a>,.<a.h
9f140	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
9f160	68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 29	href="#data_bits">data_bits</a>)
9f180	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 6f 70 65 6e	</small></h3>.This.function.open
9f1a0	73 20 61 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 72 65 61 64 69 6e 67 20 6f 66	s.a.GPIO.for.bit.bang.reading.of
9f1c0	20 73 65 72 69 61 6c 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72	.serial.data..<br><br><code>user
9f1e0	5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	_gpio:&nbsp;0-31.<br>&nbsp;&nbsp
9f200	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 35 30	;&nbsp;&nbsp;&nbsp;baud:&nbsp;50
9f220	2d 32 35 30 30 30 30 3c 62 72 3e 64 61 74 61 5f 62 69 74 73 3a 26 6e 62 73 70 3b 31 2d 33 32 3c	-250000<br>data_bits:&nbsp;1-32<
9f240	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f	br></code><br><br>Returns.0.if.O
9f260	4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50	K,.otherwise.PI_BAD_USER_GPIO,.P
9f280	49 5f 42 41 44 5f 57 41 56 45 5f 42 41 55 44 2c 0a 6f 72 20 50 49 5f 47 50 49 4f 5f 49 4e 5f 55	I_BAD_WAVE_BAUD,.or.PI_GPIO_IN_U
9f2a0	53 45 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 72 69 61 6c 20 64 61 74 61 20 69 73 20 72	SE..<br><br>The.serial.data.is.r
9f2c0	65 74 75 72 6e 65 64 20 69 6e 20 61 20 63 79 63 6c 69 63 20 62 75 66 66 65 72 20 61 6e 64 20 69	eturned.in.a.cyclic.buffer.and.i
9f2e0	73 20 72 65 61 64 20 75 73 69 6e 67 0a 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 2e 0a 3c 62 72	s.read.using.bb_serial_read..<br
9f300	3e 3c 62 72 3e 49 74 20 69 73 20 74 68 65 20 63 61 6c 6c 65 72 27 73 20 72 65 73 70 6f 6e 73 69	><br>It.is.the.caller's.responsi
9f320	62 69 6c 69 74 79 20 74 6f 20 72 65 61 64 20 64 61 74 61 20 66 72 6f 6d 20 74 68 65 20 63 79 63	bility.to.read.data.from.the.cyc
9f340	6c 69 63 20 62 75 66 66 65 72 0a 69 6e 20 61 20 74 69 6d 65 6c 79 20 66 61 73 68 69 6f 6e 2e 0a	lic.buffer.in.a.timely.fashion..
9f360	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 22 3e 3c 2f 61	<h3><a.name="bb_serial_read"></a
9f380	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
9f3a0	6c 3e 3c 2f 61 3e 20 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20	l></a>.bb_serial_read<small>(<a.
9f3c0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
9f3e0	20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e	.href="#user_gpio">user_gpio</a>
9f400	2c 20 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72	,.<a.href="#void">void</a>.<a.hr
9f420	65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73	ef="#*buf">*buf</a>,.<a.href="#s
9f440	69 7a 65 5f 74 22 3e 73 69 7a 65 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 75 66 53	ize_t">size_t</a>.<a.href="#bufS
9f460	69 7a 65 22 3e 62 75 66 53 69 7a 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	ize">bufSize</a>)</small></h3>.T
9f480	68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 6f 70 69 65 73 20 75 70 20 74 6f 20 62 75 66 53 69 7a	his.function.copies.up.to.bufSiz
9f4a0	65 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 0a 62 69	e.bytes.of.data.read.from.the.bi
9f4c0	74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 63 79 63 6c 69 63 20 62 75 66 66 65 72 20 74 6f 20 74	t.bang.serial.cyclic.buffer.to.t
9f4e0	68 65 20 62 75 66 66 65 72 20 73 74 61 72 74 69 6e 67 20 61 74 20 62 75 66 2e 0a 3c 62 72 3e 3c	he.buffer.starting.at.buf..<br><
9f500	62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e	br><code>user_gpio:&nbsp;0-31,&n
9f520	62 73 70 3b 70 72 65 76 69 6f 75 73 6c 79 26 6e 62 73 70 3b 6f 70 65 6e 65 64 26 6e 62 73 70 3b	bsp;previously&nbsp;opened&nbsp;
9f540	77 69 74 68 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65	with&nbsp;<a.href="#bb_serial_re
9f560	61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 2f 61 3e	ad_open">bb_serial_read_open</a>
9f580	2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	.<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
9f5a0	73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79	sp;&nbsp;buf:&nbsp;an&nbsp;array
9f5c0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e	&nbsp;to&nbsp;receive&nbsp;the&n
9f5e0	62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 62 79 74 65 73 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	bsp;read&nbsp;bytes.<br>&nbsp;&n
9f600	62 73 70 3b 62 75 66 53 69 7a 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 3c 2f 63 6f	bsp;bufSize:&nbsp;&gt;=0<br></co
9f620	64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66	de><br><br>Returns.the.number.of
9f640	20 62 79 74 65 73 20 63 6f 70 69 65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50	.bytes.copied.if.OK,.otherwise.P
9f660	49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 0a 6f 72 20 50 49 5f 4e 4f 54 5f 53 45 52 49 41 4c	I_BAD_USER_GPIO.or.PI_NOT_SERIAL
9f680	5f 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 79 74 65 73 20 72 65 74 75 72 6e 65	_GPIO..<br><br>The.bytes.returne
9f6a0	64 20 66 6f 72 20 65 61 63 68 20 63 68 61 72 61 63 74 65 72 20 64 65 70 65 6e 64 20 75 70 6f 6e	d.for.each.character.depend.upon
9f6c0	20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 0a 64 61 74 61 20 62 69 74 73 20 3c 61 20 68 72 65 66	.the.number.of.data.bits.<a.href
9f6e0	3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 73 70 65 63	="#data_bits">data_bits</a>.spec
9f700	69 66 69 65 64 20 69 6e 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c	ified.in.the.<a.href="#bb_serial
9f720	5f 72 65 61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c	_read_open">bb_serial_read_open<
9f740	2f 61 3e 20 63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 3c 61 20 68 72 65 66	/a>.command..<br><br>For.<a.href
9f760	3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 31 2d 38 20	="#data_bits">data_bits</a>.1-8.
9f780	74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 63 68 61 72 61	there.will.be.one.byte.per.chara
9f7a0	63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74	cter.<br>.For.<a.href="#data_bit
9f7c0	73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c	s">data_bits</a>.9-16.there.will
9f7e0	20 62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e	.be.two.bytes.per.character.<br>
9f800	0a 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62	.For.<a.href="#data_bits">data_b
9f820	69 74 73 3c 2f 61 3e 20 31 37 2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72	its</a>.17-32.there.will.be.four
9f840	20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	.bytes.per.character..<h3><a.nam
9f860	65 3d 22 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 63 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20	e="bb_serial_read_close"></a><a.
9f880	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
9f8a0	61 3e 20 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c	a>.bb_serial_read_close<small>(<
9f8c0	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
9f8e0	3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f	<a.href="#user_gpio">user_gpio</
9f900	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63	a>)</small></h3>.This.function.c
9f920	6c 6f 73 65 73 20 61 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 72 65 61 64 69 6e	loses.a.GPIO.for.bit.bang.readin
9f940	67 20 6f 66 20 73 65 72 69 61 6c 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	g.of.serial.data..<br><br><code>
9f960	75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 70 72 65 76 69	user_gpio:&nbsp;0-31,&nbsp;previ
9f980	6f 75 73 6c 79 26 6e 62 73 70 3b 6f 70 65 6e 65 64 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70	ously&nbsp;opened&nbsp;with&nbsp
9f9a0	3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e	;<a.href="#bb_serial_read_open">
9f9c0	62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f	bb_serial_read_open</a>.<br></co
9f9e0	64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65	de><br><br>Returns.0.if.OK,.othe
9fa00	72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 4e 4f	rwise.PI_BAD_USER_GPIO,.or.PI_NO
9fa20	54 5f 53 45 52 49 41 4c 5f 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 73	T_SERIAL_GPIO..<h3><a.name="bb_s
9fa40	65 72 69 61 6c 5f 69 6e 76 65 72 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	erial_invert"></a><a.href="#int"
9fa60	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 5f 73 65 72 69 61	><small>int</small></a>.bb_seria
9fa80	6c 5f 69 6e 76 65 72 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	l_invert<small>(<a.href="#unsign
9faa0	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f	ed">unsigned</a>.<a.href="#user_
9fac0	67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75	gpio">user_gpio</a>,.<a.href="#u
9fae0	6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	nsigned">unsigned</a>.<a.href="#
9fb00	69 6e 76 65 72 74 22 3e 69 6e 76 65 72 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	invert">invert</a>)</small></h3>
9fb20	0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 6e 76 65 72 74 73 20 73 65 72 69 61 6c 20 6c 6f	.This.function.inverts.serial.lo
9fb40	67 69 63 20 66 6f 72 20 62 69 67 20 62 61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73 2e 0a 3c	gic.for.big.bang.serial.reads..<
9fb60	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33	br><br><code>user_gpio:&nbsp;0-3
9fb80	31 2c 26 6e 62 73 70 3b 70 72 65 76 69 6f 75 73 6c 79 26 6e 62 73 70 3b 6f 70 65 6e 65 64 26 6e	1,&nbsp;previously&nbsp;opened&n
9fba0	62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61	bsp;with&nbsp;<a.href="#bb_seria
9fbc0	6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e	l_read_open">bb_serial_read_open
9fbe0	3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 76 65 72	</a>.<br>&nbsp;&nbsp;&nbsp;inver
9fc00	74 3a 26 6e 62 73 70 3b 30 2d 31 2c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 69 6e 76 65 72 74 2c	t:&nbsp;0-1,&nbsp;1&nbsp;invert,
9fc20	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6e 6f 72 6d 61 6c 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	&nbsp;0&nbsp;normal.<br></code><
9fc40	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73	br><br>Returns.0.if.OK,.otherwis
9fc60	65 20 50 49 5f 4e 4f 54 5f 53 45 52 49 41 4c 5f 47 50 49 4f 20 6f 72 20 50 49 5f 42 41 44 5f 53	e.PI_NOT_SERIAL_GPIO.or.PI_BAD_S
9fc80	45 52 5f 49 4e 56 45 52 54 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 6f 70 65 6e	ER_INVERT..<h3><a.name="i2c_open
9fca0	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
9fcc0	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	/small></a>.i2c_open<small>(<a.h
9fce0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
9fd00	68 72 65 66 3d 22 23 69 32 63 5f 62 75 73 22 3e 69 32 63 5f 62 75 73 3c 2f 61 3e 2c 20 3c 61 20	href="#i2c_bus">i2c_bus</a>,.<a.
9fd20	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
9fd40	20 68 72 65 66 3d 22 23 69 32 63 5f 61 64 64 72 22 3e 69 32 63 5f 61 64 64 72 3c 2f 61 3e 2c 20	.href="#i2c_addr">i2c_addr</a>,.
9fd60	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
9fd80	20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 66 6c 61 67 73 22 3e 69 32 63 5f 66 6c 61 67 73 3c	.<a.href="#i2c_flags">i2c_flags<
9fda0	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 74 75 72 6e 73 20 61	/a>)</small></h3>.This.returns.a
9fdc0	20 68 61 6e 64 6c 65 20 66 6f 72 20 74 68 65 20 64 65 76 69 63 65 20 61 74 20 61 64 64 72 65 73	.handle.for.the.device.at.addres
9fde0	73 20 69 32 63 5f 61 64 64 72 20 6f 6e 20 62 75 73 20 69 32 63 5f 62 75 73 2e 0a 3c 62 72 3e 3c	s.i2c_addr.on.bus.i2c_bus..<br><
9fe00	62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 32 63 5f 62 75 73 3a 26 6e 62	br><code>&nbsp;&nbsp;i2c_bus:&nb
9fe20	73 70 3b 26 67 74 3b 3d 30 2e 3c 62 72 3e 26 6e 62 73 70 3b 69 32 63 5f 61 64 64 72 3a 26 6e 62	sp;&gt;=0.<br>&nbsp;i2c_addr:&nb
9fe40	73 70 3b 30 2d 30 78 37 46 2e 3c 62 72 3e 69 32 63 5f 66 6c 61 67 73 3a 26 6e 62 73 70 3b 30 2e	sp;0-0x7F.<br>i2c_flags:&nbsp;0.
9fe60	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 20 66 6c 61 67 73 20 61 72 65 20	<br></code><br><br>No.flags.are.
9fe80	63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 20 20 54 68 69 73 20 70 61 72 61 6d 65 74	currently.defined...This.paramet
9fea0	65 72 20 73 68 6f 75 6c 64 20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 62 72 3e 3c 62	er.should.be.set.to.zero..<br><b
9fec0	72 3e 50 68 79 73 69 63 61 6c 6c 79 20 62 75 73 65 73 20 30 20 61 6e 64 20 31 20 61 72 65 20 61	r>Physically.buses.0.and.1.are.a
9fee0	76 61 69 6c 61 62 6c 65 20 6f 6e 20 74 68 65 20 50 69 2e 20 20 48 69 67 68 65 72 20 6e 75 6d 62	vailable.on.the.Pi...Higher.numb
9ff00	65 72 65 64 20 62 75 73 65 73 0a 77 69 6c 6c 20 62 65 20 61 76 61 69 6c 61 62 6c 65 20 69 66 20	ered.buses.will.be.available.if.
9ff20	61 20 6b 65 72 6e 65 6c 20 73 75 70 70 6f 72 74 65 64 20 62 75 73 20 6d 75 6c 74 69 70 6c 65 78	a.kernel.supported.bus.multiplex
9ff40	6f 72 20 69 73 20 62 65 69 6e 67 20 75 73 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50	or.is.being.used..<br><br>The.GP
9ff60	49 4f 20 75 73 65 64 20 61 72 65 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69	IO.used.are.given.in.the.followi
9ff80	6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d	ng.table..<br><br><table.border=
9ffa0	22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d	"1".cellpadding="2".cellspacing=
9ffc0	22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 53 44 41 3c	"2"><tbody><tr><td></td><td>SDA<
9ffe0	2f 74 64 3e 3c 74 64 3e 53 43 4c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43	/td><td>SCL</td></tr><tr><td>I2C
a0000	00 00 00 a2 20 30 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c	.....0</td><td>0</td><td>1</td><
a0020	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 20 31 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e	/tr><tr><td>I2C.1</td><td>2</td>
a0040	3c 74 64 3e 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c	<td>3</td></tr></tbody></table><
a0060	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29	br><br>Returns.a.handle.(&gt;=0)
a0080	20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 49 32 43 5f 42 55 53	.if.OK,.otherwise.PI_BAD_I2C_BUS
a00a0	2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 41 44 44 52 2c 0a 50 49 5f 42 41 44 5f 46 4c 41 47 53 2c	,.PI_BAD_I2C_ADDR,.PI_BAD_FLAGS,
a00c0	20 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 2c 20 6f 72 20 50 49 5f 49 32 43 5f 4f 50 45 4e 5f 46 41	.PI_NO_HANDLE,.or.PI_I2C_OPEN_FA
a00e0	49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 74 68 65 20 53 4d 42 75 73 20 63 6f 6d 6d	ILED..<br><br>For.the.SMBus.comm
a0100	61 6e 64 73 20 74 68 65 20 6c 6f 77 20 6c 65 76 65 6c 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 20	ands.the.low.level.transactions.
a0120	61 72 65 20 73 68 6f 77 6e 20 61 74 20 74 68 65 20 65 6e 64 0a 6f 66 20 74 68 65 20 66 75 6e 63	are.shown.at.the.end.of.the.func
a0140	74 69 6f 6e 20 64 65 73 63 72 69 70 74 69 6f 6e 2e 20 20 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67	tion.description...The.following
a0160	20 61 62 62 72 65 76 69 61 74 69 6f 6e 73 20 61 72 65 20 75 73 65 64 2e 0a 3c 62 72 3e 3c 62 72	.abbreviations.are.used..<br><br
a0180	3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	><code>S&nbsp;&nbsp;&nbsp;&nbsp;
a01a0	26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73 70 3b 3a 26 6e 62 73 70 3b 53	&nbsp;(1&nbsp;bit)&nbsp;:&nbsp;S
a01c0	74 61 72 74 26 6e 62 73 70 3b 62 69 74 3c 62 72 3e 50 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	tart&nbsp;bit<br>P&nbsp;&nbsp;&n
a01e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73	bsp;&nbsp;&nbsp;(1&nbsp;bit)&nbs
a0200	70 3b 3a 26 6e 62 73 70 3b 53 74 6f 70 26 6e 62 73 70 3b 62 69 74 3c 62 72 3e 52 64 2f 57 72 26	p;:&nbsp;Stop&nbsp;bit<br>Rd/Wr&
a0220	6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73 70 3b 3a 26 6e 62 73 70 3b 52 65	nbsp;(1&nbsp;bit)&nbsp;:&nbsp;Re
a0240	61 64 2f 57 72 69 74 65 26 6e 62 73 70 3b 62 69 74 2e 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b	ad/Write&nbsp;bit.&nbsp;Rd&nbsp;
a0260	65 71 75 61 6c 73 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 65 71 75 61	equals&nbsp;1,&nbsp;Wr&nbsp;equa
a0280	6c 73 26 6e 62 73 70 3b 30 2e 3c 62 72 3e 41 2c 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 28 31	ls&nbsp;0.<br>A,&nbsp;NA&nbsp;(1
a02a0	26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73 70 3b 3a 26 6e 62 73 70 3b 41 63 63 65 70 74 26 6e 62	&nbsp;bit)&nbsp;:&nbsp;Accept&nb
a02c0	73 70 3b 61 6e 64 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 61 63 63 65 70 74 26 6e 62 73 70	sp;and&nbsp;not&nbsp;accept&nbsp
a02e0	3b 62 69 74 2e 3c 62 72 3e 3c 62 72 3e 41 64 64 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 37 26	;bit.<br><br>Addr&nbsp;&nbsp;(7&
a0300	6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 37 26 6e 62 73 70	nbsp;bits):&nbsp;I2C&nbsp;7&nbsp
a0320	3b 62 69 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 2e 3c 62 72 3e 43 6f 6d 6d 26 6e 62 73 70 3b	;bit&nbsp;address.<br>Comm&nbsp;
a0340	26 6e 62 73 70 3b 28 38 26 6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 43 6f 6d 6d 61 6e	&nbsp;(8&nbsp;bits):&nbsp;Comman
a0360	64 26 6e 62 73 70 3b 62 79 74 65 2c 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 64 61 74 61 26 6e 62	d&nbsp;byte,&nbsp;a&nbsp;data&nb
a0380	73 70 3b 62 79 74 65 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 6f 66 74 65 6e 26 6e 62	sp;byte&nbsp;which&nbsp;often&nb
a03a0	73 70 3b 73 65 6c 65 63 74 73 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e	sp;selects&nbsp;a&nbsp;register.
a03c0	3c 62 72 3e 44 61 74 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 38 26 6e 62 73 70 3b 62 69 74 73	<br>Data&nbsp;&nbsp;(8&nbsp;bits
a03e0	29 3a 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 2e 3c 62	):&nbsp;A&nbsp;data&nbsp;byte.<b
a0400	72 3e 43 6f 75 6e 74 26 6e 62 73 70 3b 28 38 26 6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70	r>Count&nbsp;(8&nbsp;bits):&nbsp
a0420	3b 41 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 26 6e 62 73 70 3b 63 6f 6e 74	;A&nbsp;data&nbsp;byte&nbsp;cont
a0440	61 69 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6c 65 6e 67 74 68 26 6e 62 73 70	aining&nbsp;the&nbsp;length&nbsp
a0460	3b 6f 66 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 6c 6f 63 6b 26 6e 62 73 70 3b 6f 70 65 72 61	;of&nbsp;a&nbsp;block&nbsp;opera
a0480	74 69 6f 6e 2e 3c 62 72 3e 3c 62 72 3e 5b 2e 2e 5d 3a 26 6e 62 73 70 3b 44 61 74 61 26 6e 62 73	tion.<br><br>[..]:&nbsp;Data&nbs
a04a0	70 3b 73 65 6e 74 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 65 76	p;sent&nbsp;by&nbsp;the&nbsp;dev
a04c0	69 63 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f	ice.<br></code><h3><a.name="i2c_
a04e0	63 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	close"></a><a.href="#int"><small
a0500	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c	>int</small></a>.i2c_close<small
a0520	3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	>(<a.href="#unsigned">unsigned</
a0540	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29	a>.<a.href="#handle">handle</a>)
a0560	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 63 6c 6f 73 65 73 20 74 68 65 20 49 32	</small></h3>.This.closes.the.I2
a0580	43 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e	C.device.associated.with.the.han
a05a0	64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b	dle..<br><br><code>handle:&nbsp;
a05c0	26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0,&nbsp;as&nbsp;returned&nb
a05e0	73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e	sp;by&nbsp;a&nbsp;call&nbsp;to&n
a0600	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e	bsp;<a.href="#i2c_open">i2c_open
a0620	3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20	</a>.<br></code><br><br>Returns.
a0640	30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45	0.if.OK,.otherwise.PI_BAD_HANDLE
a0660	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b 22 3e	..<h3><a.name="i2c_write_quick">
a0680	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
a06a0	6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b 3c 73 6d 61 6c 6c 3e	mall></a>.i2c_write_quick<small>
a06c0	28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	(<a.href="#unsigned">unsigned</a
a06e0	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20	>.<a.href="#handle">handle</a>,.
a0700	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
a0720	20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 22 3e 62 69 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	.<a.href="#bit">bit</a>)</small>
a0740	3c 2f 68 33 3e 0a 54 68 69 73 20 73 65 6e 64 73 20 61 20 73 69 6e 67 6c 65 20 62 69 74 20 28 69	</h3>.This.sends.a.single.bit.(i
a0760	6e 20 74 68 65 20 52 64 2f 57 72 20 62 69 74 29 20 74 6f 20 74 68 65 20 64 65 76 69 63 65 20 61	n.the.Rd/Wr.bit).to.the.device.a
a0780	73 73 6f 63 69 61 74 65 64 0a 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	ssociated.with.handle..<br><br><
a07a0	63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61	code>handle:&nbsp;&gt;=0,&nbsp;a
a07c0	73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e	s&nbsp;returned&nbsp;by&nbsp;a&n
a07e0	62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23	bsp;call&nbsp;to&nbsp;<a.href="#
a0800	69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70	i2c_open">i2c_open</a>.<br>&nbsp
a0820	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 69 74 3a 26 6e 62 73 70 3b 30 2d 31 2c 26 6e 62 73 70	;&nbsp;&nbsp;bit:&nbsp;0-1,&nbsp
a0840	3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69	;the&nbsp;value&nbsp;to&nbsp;wri
a0860	74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20	te.<br></code><br><br>Returns.0.
a0880	69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20	if.OK,.otherwise.PI_BAD_HANDLE,.
a08a0	50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41	PI_BAD_PARAM,.or.PI_I2C_WRITE_FA
a08c0	49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 51 75 69 63 6b 20 63 6f 6d 6d 61 6e 64 2e 20 53 4d 42	ILED..<br><br>Quick.command..SMB
a08e0	75 73 20 32 2e 30 20 35 2e 35 2e 31 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e	us.2.0.5.5.1.<code>S&nbsp;Addr&n
a0900	62 73 70 3b 52 64 2f 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63	bsp;Rd/Wr&nbsp;[A]&nbsp;P<br></c
a0920	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 22	ode><h3><a.name="i2c_write_byte"
a0940	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
a0960	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 3c 73 6d 61 6c 6c 3e	small></a>.i2c_write_byte<small>
a0980	28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	(<a.href="#unsigned">unsigned</a
a09a0	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20	>.<a.href="#handle">handle</a>,.
a09c0	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
a09e0	20 3c 61 20 68 72 65 66 3d 22 23 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	.<a.href="#bVal">bVal</a>)</smal
a0a00	6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 73 65 6e 64 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65	l></h3>.This.sends.a.single.byte
a0a20	20 74 6f 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68	.to.the.device.associated.with.h
a0a40	61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73	andle..<br><br><code>handle:&nbs
a0a60	70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26	p;&gt;=0,&nbsp;as&nbsp;returned&
a0a80	6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f	nbsp;by&nbsp;a&nbsp;call&nbsp;to
a0aa0	26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70	&nbsp;<a.href="#i2c_open">i2c_op
a0ac0	65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 56 61 6c 3a 26 6e 62 73	en</a>.<br>&nbsp;&nbsp;bVal:&nbs
a0ae0	70 3b 30 2d 30 78 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62	p;0-0xFF,&nbsp;the&nbsp;value&nb
a0b00	73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	sp;to&nbsp;write.<br></code><br>
a0b20	3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50	<br>Returns.0.if.OK,.otherwise.P
a0b40	49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50	I_BAD_HANDLE,.PI_BAD_PARAM,.or.P
a0b60	49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 6e 64	I_I2C_WRITE_FAILED..<br><br>Send
a0b80	20 62 79 74 65 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 32 0a 3c 63 6f 64 65 3e 53 26 6e	.byte..SMBus.2.0.5.5.2.<code>S&n
a0ba0	62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 44	bsp;Addr&nbsp;Wr&nbsp;[A]&nbsp;D
a0bc0	61 74 61 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	ata&nbsp;[A]&nbsp;P<br></code><h
a0be0	33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 62 79 74 65 22 3e 3c 2f 61 3e 3c 61	3><a.name="i2c_read_byte"></a><a
a0c00	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c	.href="#int"><small>int</small><
a0c20	2f 61 3e 20 69 32 63 5f 72 65 61 64 5f 62 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	/a>.i2c_read_byte<small>(<a.href
a0c40	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
a0c60	66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c	f="#handle">handle</a>)</small><
a0c80	2f 68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 66 72	/h3>.This.reads.a.single.byte.fr
a0ca0	6f 6d 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61	om.the.device.associated.with.ha
a0cc0	6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70	ndle..<br><br><code>handle:&nbsp
a0ce0	3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0,&nbsp;as&nbsp;returned&n
a0d00	62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26	bsp;by&nbsp;a&nbsp;call&nbsp;to&
a0d20	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65	nbsp;<a.href="#i2c_open">i2c_ope
a0d40	6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	n</a>.<br></code><br><br>Returns
a0d60	20 74 68 65 20 62 79 74 65 20 72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f	.the.byte.read.(&gt;=0).if.OK,.o
a0d80	74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 6f 72 20 50 49 5f 49 32	therwise.PI_BAD_HANDLE,.or.PI_I2
a0da0	43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 63 65 69 76 65 20 62	C_READ_FAILED..<br><br>Receive.b
a0dc0	79 74 65 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 33 0a 3c 63 6f 64 65 3e 53 26 6e 62 73	yte..SMBus.2.0.5.5.3.<code>S&nbs
a0de0	70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61	p;Addr&nbsp;Rd&nbsp;[A]&nbsp;[Da
a0e00	74 61 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	ta]&nbsp;NA&nbsp;P<br></code><h3
a0e20	3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64 61 74 61 22 3e 3c	><a.name="i2c_write_byte_data"><
a0e40	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
a0e60	61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64 61 74 61 3c 73 6d 61	all></a>.i2c_write_byte_data<sma
a0e80	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	ll>(<a.href="#unsigned">unsigned
a0ea0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61	</a>.<a.href="#handle">handle</a
a0ec0	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
a0ee0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f	/a>.<a.href="#i2c_reg">i2c_reg</
a0f00	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	a>,.<a.href="#unsigned">unsigned
a0f20	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 29 3c 2f	</a>.<a.href="#bVal">bVal</a>)</
a0f40	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 61 20 73 69 6e 67 6c 65	small></h3>.This.writes.a.single
a0f60	20 62 79 74 65 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20	.byte.to.the.specified.register.
a0f80	6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61	of.the.device.associated.with.ha
a0fa0	6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65	ndle..<br><br><code>&nbsp;handle
a0fc0	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75	:&nbsp;&gt;=0,&nbsp;as&nbsp;retu
a0fe0	72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62	rned&nbsp;by&nbsp;a&nbsp;call&nb
a1000	00 00 00 a3 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65	....sp;to&nbsp;<a.href="#i2c_ope
a1020	6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73	n">i2c_open</a>.<br>i2c_reg:&nbs
a1040	70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26	p;0-255,&nbsp;the&nbsp;register&
a1060	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	nbsp;to&nbsp;write.<br>&nbsp;&nb
a1080	73 70 3b 26 6e 62 73 70 3b 62 56 61 6c 3a 26 6e 62 73 70 3b 30 2d 30 78 46 46 2c 26 6e 62 73 70	sp;&nbsp;bVal:&nbsp;0-0xFF,&nbsp
a10a0	3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69	;the&nbsp;value&nbsp;to&nbsp;wri
a10c0	74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20	te.<br></code><br><br>Returns.0.
a10e0	69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20	if.OK,.otherwise.PI_BAD_HANDLE,.
a1100	50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41	PI_BAD_PARAM,.or.PI_I2C_WRITE_FA
a1120	49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 57 72 69 74 65 20 62 79 74 65 2e 20 53 4d 42 75 73 20	ILED..<br><br>Write.byte..SMBus.
a1140	32 2e 30 20 35 2e 35 2e 34 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70	2.0.5.5.4.<code>S&nbsp;Addr&nbsp
a1160	3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 43 6f 6d 6d 26 6e 62 73 70 3b 5b 41 5d 26	;Wr&nbsp;[A]&nbsp;Comm&nbsp;[A]&
a1180	6e 62 73 70 3b 44 61 74 61 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63	nbsp;Data&nbsp;[A]&nbsp;P<br></c
a11a0	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f	ode><h3><a.name="i2c_write_word_
a11c0	64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	data"></a><a.href="#int"><small>
a11e0	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f 64	int</small></a>.i2c_write_word_d
a1200	61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	ata<small>(<a.href="#unsigned">u
a1220	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61	nsigned</a>.<a.href="#handle">ha
a1240	6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	ndle</a>,.<a.href="#unsigned">un
a1260	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32	signed</a>.<a.href="#i2c_reg">i2
a1280	63 5f 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	c_reg</a>,.<a.href="#unsigned">u
a12a0	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 56 61 6c 22 3e 77 56 61 6c	nsigned</a>.<a.href="#wVal">wVal
a12c0	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 61	</a>)</small></h3>.This.writes.a
a12e0	20 73 69 6e 67 6c 65 20 31 36 20 62 69 74 20 77 6f 72 64 20 74 6f 20 74 68 65 20 73 70 65 63 69	.single.16.bit.word.to.the.speci
a1300	66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f	fied.register.of.the.device.asso
a1320	63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	ciated.with.handle..<br><br><cod
a1340	65 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73	e>&nbsp;handle:&nbsp;&gt;=0,&nbs
a1360	70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b	p;as&nbsp;returned&nbsp;by&nbsp;
a1380	61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	a&nbsp;call&nbsp;to&nbsp;<a.href
a13a0	3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32	="#i2c_open">i2c_open</a>.<br>i2
a13c0	63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	c_reg:&nbsp;0-255,&nbsp;the&nbsp
a13e0	3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72	;register&nbsp;to&nbsp;write.<br
a1400	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 56 61 6c 3a 26 6e 62 73 70 3b 30 2d	>&nbsp;&nbsp;&nbsp;wVal:&nbsp;0-
a1420	30 78 46 46 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70	0xFFFF,&nbsp;the&nbsp;value&nbsp
a1440	3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	;to&nbsp;write.<br></code><br><b
a1460	72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f	r>Returns.0.if.OK,.otherwise.PI_
a1480	42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f	BAD_HANDLE,.PI_BAD_PARAM,.or.PI_
a14a0	49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 57 72 69 74 65 20	I2C_WRITE_FAILED..<br><br>Write.
a14c0	77 6f 72 64 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 34 0a 3c 63 6f 64 65 3e 53 26 6e 62	word..SMBus.2.0.5.5.4.<code>S&nb
a14e0	73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 43 6f	sp;Addr&nbsp;Wr&nbsp;[A]&nbsp;Co
a1500	6d 6d 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 44 61 74 61 4c 6f 77 26 6e 62 73 70 3b 5b 41	mm&nbsp;[A]&nbsp;DataLow&nbsp;[A
a1520	5d 26 6e 62 73 70 3b 44 61 74 61 48 69 67 68 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c	]&nbsp;DataHigh&nbsp;[A]&nbsp;P<
a1540	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f	br></code><h3><a.name="i2c_read_
a1560	62 79 74 65 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	byte_data"></a><a.href="#int"><s
a1580	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 72 65 61 64 5f 62 79	mall>int</small></a>.i2c_read_by
a15a0	74 65 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	te_data<small>(<a.href="#unsigne
a15c0	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65	d">unsigned</a>.<a.href="#handle
a15e0	22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	">handle</a>,.<a.href="#unsigned
a1600	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67	">unsigned</a>.<a.href="#i2c_reg
a1620	22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	">i2c_reg</a>)</small></h3>.This
a1640	20 72 65 61 64 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 73 70	.reads.a.single.byte.from.the.sp
a1660	65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61	ecified.register.of.the.device.a
a1680	73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	ssociated.with.handle..<br><br><
a16a0	63 6f 64 65 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26	code>&nbsp;handle:&nbsp;&gt;=0,&
a16c0	6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62	nbsp;as&nbsp;returned&nbsp;by&nb
a16e0	73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68	sp;a&nbsp;call&nbsp;to&nbsp;<a.h
a1700	72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72	ref="#i2c_open">i2c_open</a>.<br
a1720	3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e	>i2c_reg:&nbsp;0-255,&nbsp;the&n
a1740	62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c	bsp;register&nbsp;to&nbsp;read.<
a1760	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 62 79	br></code><br><br>Returns.the.by
a1780	74 65 20 72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73	te.read.(&gt;=0).if.OK,.otherwis
a17a0	65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f	e.PI_BAD_HANDLE,.PI_BAD_PARAM,.o
a17c0	72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65	r.PI_I2C_READ_FAILED..<br><br>Re
a17e0	61 64 20 62 79 74 65 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 35 0a 3c 63 6f 64 65 3e 53	ad.byte..SMBus.2.0.5.5.5.<code>S
a1800	26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70	&nbsp;Addr&nbsp;Wr&nbsp;[A]&nbsp
a1820	3b 43 6f 6d 6d 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26	;Comm&nbsp;[A]&nbsp;S&nbsp;Addr&
a1840	6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73	nbsp;Rd&nbsp;[A]&nbsp;[Data]&nbs
a1860	70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	p;NA&nbsp;P<br></code><h3><a.nam
a1880	65 3d 22 69 32 63 5f 72 65 61 64 5f 77 6f 72 64 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72	e="i2c_read_word_data"></a><a.hr
a18a0	65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	ef="#int"><small>int</small></a>
a18c0	20 69 32 63 5f 72 65 61 64 5f 77 6f 72 64 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72	.i2c_read_word_data<small>(<a.hr
a18e0	65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68	ef="#unsigned">unsigned</a>.<a.h
a1900	72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	ref="#handle">handle</a>,.<a.hre
a1920	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
a1940	65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	ef="#i2c_reg">i2c_reg</a>)</smal
a1960	6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 61 20 73 69 6e 67 6c 65 20 31 36 20 62	l></h3>.This.reads.a.single.16.b
a1980	69 74 20 77 6f 72 64 20 66 72 6f 6d 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73	it.word.from.the.specified.regis
a19a0	74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74	ter.of.the.device.associated.wit
a19c0	68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 68 61	h.handle..<br><br><code>&nbsp;ha
a19e0	6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b	ndle:&nbsp;&gt;=0,&nbsp;as&nbsp;
a1a00	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c	returned&nbsp;by&nbsp;a&nbsp;cal
a1a20	6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65	l&nbsp;to&nbsp;<a.href="#i2c_ope
a1a40	6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73	n">i2c_open</a>.<br>i2c_reg:&nbs
a1a60	70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26	p;0-255,&nbsp;the&nbsp;register&
a1a80	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	nbsp;to&nbsp;read.<br></code><br
a1aa0	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 77 6f 72 64 20 72 65 61 64 20 28 26 67 74 3b	><br>Returns.the.word.read.(&gt;
a1ac0	3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44	=0).if.OK,.otherwise.PI_BAD_HAND
a1ae0	4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44	LE,.PI_BAD_PARAM,.or.PI_I2C_READ
a1b00	5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 61 64 20 77 6f 72 64 2e 20 53 4d 42 75	_FAILED..<br><br>Read.word..SMBu
a1b20	73 20 32 2e 30 20 35 2e 35 2e 35 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62	s.2.0.5.5.5.<code>S&nbsp;Addr&nb
a1b40	73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 43 6f 6d 6d 26 6e 62 73 70 3b 5b 41	sp;Wr&nbsp;[A]&nbsp;Comm&nbsp;[A
a1b60	5d 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b	]&nbsp;S&nbsp;Addr&nbsp;Rd&nbsp;
a1b80	5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 4c 6f 77 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b	[A]&nbsp;[DataLow]&nbsp;A&nbsp;[
a1ba0	44 61 74 61 48 69 67 68 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f	DataHigh]&nbsp;NA&nbsp;P<br></co
a1bc0	64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c	de><h3><a.name="i2c_process_call
a1be0	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
a1c00	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 3c 73 6d 61	/small></a>.i2c_process_call<sma
a1c20	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	ll>(<a.href="#unsigned">unsigned
a1c40	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61	</a>.<a.href="#handle">handle</a
a1c60	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
a1c80	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f	/a>.<a.href="#i2c_reg">i2c_reg</
a1ca0	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	a>,.<a.href="#unsigned">unsigned
a1cc0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 56 61 6c 22 3e 77 56 61 6c 3c 2f 61 3e 29 3c 2f	</a>.<a.href="#wVal">wVal</a>)</
a1ce0	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 31 36 20 62 69 74 73 20	small></h3>.This.writes.16.bits.
a1d00	6f 66 20 64 61 74 61 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65	of.data.to.the.specified.registe
a1d20	72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20	r.of.the.device.associated.with.
a1d40	68 61 6e 64 6c 65 20 61 6e 64 20 61 6e 64 20 72 65 61 64 73 20 31 36 20 62 69 74 73 20 6f 66 20	handle.and.and.reads.16.bits.of.
a1d60	64 61 74 61 20 69 6e 20 72 65 74 75 72 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e	data.in.return..<br><br><code>&n
a1d80	62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73	bsp;handle:&nbsp;&gt;=0,&nbsp;as
a1da0	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62	&nbsp;returned&nbsp;by&nbsp;a&nb
a1dc0	73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69	sp;call&nbsp;to&nbsp;<a.href="#i
a1de0	32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65	2c_open">i2c_open</a>.<br>i2c_re
a1e00	67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67	g:&nbsp;0-255,&nbsp;the&nbsp;reg
a1e20	69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2f 72 65 61 64 2e 3c 62	ister&nbsp;to&nbsp;write/read.<b
a1e40	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 56 61 6c 3a 26 6e 62 73 70 3b 30	r>&nbsp;&nbsp;&nbsp;wVal:&nbsp;0
a1e60	2d 30 78 46 46 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73	-0xFFFF,&nbsp;the&nbsp;value&nbs
a1e80	70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	p;to&nbsp;write.<br></code><br><
a1ea0	62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 77 6f 72 64 20 72 65 61 64 20 28 26 67 74 3b 3d 30	br>Returns.the.word.read.(&gt;=0
a1ec0	29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45	).if.OK,.otherwise.PI_BAD_HANDLE
a1ee0	2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46	,.PI_BAD_PARAM,.or.PI_I2C_READ_F
a1f00	41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 50 72 6f 63 65 73 73 20 63 61 6c 6c 2e 20 53 4d 42	AILED..<br><br>Process.call..SMB
a1f20	75 73 20 32 2e 30 20 35 2e 35 2e 36 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e	us.2.0.5.5.6.<code>S&nbsp;Addr&n
a1f40	62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 43 6f 6d 6d 26 6e 62 73 70 3b 5b	bsp;Wr&nbsp;[A]&nbsp;Comm&nbsp;[
a1f60	41 5d 26 6e 62 73 70 3b 44 61 74 61 4c 6f 77 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 44 61	A]&nbsp;DataLow&nbsp;[A]&nbsp;Da
a1f80	74 61 48 69 67 68 26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	taHigh&nbsp;[A]<br>&nbsp;&nbsp;&
a1fa0	6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41	nbsp;S&nbsp;Addr&nbsp;Rd&nbsp;[A
a1fc0	5d 26 6e 62 73 70 3b 5b 44 61 74 61 4c 6f 77 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61	]&nbsp;[DataLow]&nbsp;A&nbsp;[Da
a1fe0	74 61 48 69 67 68 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65	taHigh]&nbsp;NA&nbsp;P<br></code
a2000	00 00 00 b4 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63	....><h3><a.name="i2c_write_bloc
a2020	6b 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c	k_data"></a><a.href="#int"><smal
a2040	6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63	l>int</small></a>.i2c_write_bloc
a2060	6b 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	k_data<small>(<a.href="#unsigned
a2080	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22	">unsigned</a>.<a.href="#handle"
a20a0	3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	>handle</a>,.<a.href="#unsigned"
a20c0	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22	>unsigned</a>.<a.href="#i2c_reg"
a20e0	3e 69 32 63 5f 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68	>i2c_reg</a>,.<a.href="#char">ch
a2100	61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c	ar</a>.<a.href="#*buf">*buf</a>,
a2120	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
a2140	3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73	>.<a.href="#count">count</a>)</s
a2160	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 75 70 20 74 6f 20 33 32 20	mall></h3>.This.writes.up.to.32.
a2180	62 79 74 65 73 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20	bytes.to.the.specified.register.
a21a0	6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61	of.the.device.associated.with.ha
a21c0	6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65	ndle..<br><br><code>&nbsp;handle
a21e0	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75	:&nbsp;&gt;=0,&nbsp;as&nbsp;retu
a2200	72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62	rned&nbsp;by&nbsp;a&nbsp;call&nb
a2220	73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69	sp;to&nbsp;<a.href="#i2c_open">i
a2240	32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d	2c_open</a>.<br>i2c_reg:&nbsp;0-
a2260	32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70	255,&nbsp;the&nbsp;register&nbsp
a2280	3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;to&nbsp;write.<br>&nbsp;&nbsp;&
a22a0	6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72	nbsp;&nbsp;buf:&nbsp;an&nbsp;arr
a22c0	61 79 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26	ay&nbsp;with&nbsp;the&nbsp;data&
a22e0	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 65 6e 64 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	nbsp;to&nbsp;send.<br>&nbsp;&nbs
a2300	70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	p;count:&nbsp;1-32,&nbsp;the&nbs
a2320	70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70	p;number&nbsp;of&nbsp;bytes&nbsp
a2340	3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	;to&nbsp;write.<br></code><br><b
a2360	72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f	r>Returns.0.if.OK,.otherwise.PI_
a2380	42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f	BAD_HANDLE,.PI_BAD_PARAM,.or.PI_
a23a0	49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 42 6c 6f 63 6b 20	I2C_WRITE_FAILED..<br><br>Block.
a23c0	77 72 69 74 65 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 37 0a 3c 63 6f 64 65 3e 53 26 6e	write..SMBus.2.0.5.5.7.<code>S&n
a23e0	62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 43	bsp;Addr&nbsp;Wr&nbsp;[A]&nbsp;C
a2400	6f 6d 6d 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 43 6f 75 6e 74 26 6e 62 73 70 3b 5b 41 5d	omm&nbsp;[A]&nbsp;Count&nbsp;[A]
a2420	26 6e 62 73 70 3b 44 61 74 61 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 44 61 74 61 26 6e 62	&nbsp;Data&nbsp;[A]&nbsp;Data&nb
a2440	73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 44 61	sp;[A]&nbsp;...&nbsp;[A]&nbsp;Da
a2460	74 61 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	ta&nbsp;[A]&nbsp;P<br></code><h3
a2480	3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 3c	><a.name="i2c_read_block_data"><
a24a0	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
a24c0	61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 72 65 61 64 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 73 6d 61	all></a>.i2c_read_block_data<sma
a24e0	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	ll>(<a.href="#unsigned">unsigned
a2500	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61	</a>.<a.href="#handle">handle</a
a2520	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
a2540	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f	/a>.<a.href="#i2c_reg">i2c_reg</
a2560	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20	a>,.<a.href="#char">char</a>.<a.
a2580	68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#*buf">*buf</a>)</small></
a25a0	68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 61 20 62 6c 6f 63 6b 20 6f 66 20 75 70 20 74 6f 20	h3>.This.reads.a.block.of.up.to.
a25c0	33 32 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69	32.bytes.from.the.specified.regi
a25e0	73 74 65 72 20 6f 66 0a 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69	ster.of.the.device.associated.wi
a2600	74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 68	th.handle..<br><br><code>&nbsp;h
a2620	61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70	andle:&nbsp;&gt;=0,&nbsp;as&nbsp
a2640	3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61	;returned&nbsp;by&nbsp;a&nbsp;ca
a2660	6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70	ll&nbsp;to&nbsp;<a.href="#i2c_op
a2680	65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62	en">i2c_open</a>.<br>i2c_reg:&nb
a26a0	73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72	sp;0-255,&nbsp;the&nbsp;register
a26c0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	&nbsp;to&nbsp;read.<br>&nbsp;&nb
a26e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70	sp;&nbsp;&nbsp;buf:&nbsp;an&nbsp
a2700	3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70	;array&nbsp;to&nbsp;receive&nbsp
a2720	3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 2e 3c 62 72 3e 3c 2f 63	;the&nbsp;read&nbsp;data.<br></c
a2740	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 6d 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e	ode><br><br>The.amount.of.return
a2760	65 64 20 64 61 74 61 20 69 73 20 73 65 74 20 62 79 20 74 68 65 20 64 65 76 69 63 65 2e 0a 3c 62	ed.data.is.set.by.the.device..<b
a2780	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65	r><br>Returns.the.number.of.byte
a27a0	73 20 72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65	s.read.(&gt;=0).if.OK,.otherwise
a27c0	20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72	.PI_BAD_HANDLE,.PI_BAD_PARAM,.or
a27e0	20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 42 6c 6f	.PI_I2C_READ_FAILED..<br><br>Blo
a2800	63 6b 20 72 65 61 64 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 37 0a 3c 63 6f 64 65 3e 53	ck.read..SMBus.2.0.5.5.7.<code>S
a2820	26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70	&nbsp;Addr&nbsp;Wr&nbsp;[A]&nbsp
a2840	3b 43 6f 6d 6d 26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;Comm&nbsp;[A]<br>&nbsp;&nbsp;&n
a2860	62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d	bsp;S&nbsp;Addr&nbsp;Rd&nbsp;[A]
a2880	26 6e 62 73 70 3b 5b 43 6f 75 6e 74 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d	&nbsp;[Count]&nbsp;A&nbsp;[Data]
a28a0	26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b	&nbsp;A&nbsp;[Data]&nbsp;A&nbsp;
a28c0	2e 2e 2e 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41 26 6e	...&nbsp;A&nbsp;[Data]&nbsp;NA&n
a28e0	62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63	bsp;P<br></code><h3><a.name="i2c
a2900	5f 62 6c 6f 63 6b 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	_block_process_call"></a><a.href
a2920	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69	="#int"><small>int</small></a>.i
a2940	32 63 5f 62 6c 6f 63 6b 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20	2c_block_process_call<small>(<a.
a2960	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
a2980	20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68	.href="#handle">handle</a>,.<a.h
a29a0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
a29c0	68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 2c 20 3c 61 20	href="#i2c_reg">i2c_reg</a>,.<a.
a29e0	68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	href="#char">char</a>.<a.href="#
a2a00	2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	*buf">*buf</a>,.<a.href="#unsign
a2a20	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74	ed">unsigned</a>.<a.href="#count
a2a40	22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77	">count</a>)</small></h3>.This.w
a2a60	72 69 74 65 73 20 64 61 74 61 20 62 79 74 65 73 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65	rites.data.bytes.to.the.specifie
a2a80	64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61	d.register.of.the.device.associa
a2aa0	74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 61 6e 64 20 72 65 61 64 73 20 61 20 64 65 76 69	ted.with.handle.and.reads.a.devi
a2ac0	63 65 20 73 70 65 63 69 66 69 65 64 20 6e 75 6d 62 65 72 0a 6f 66 20 62 79 74 65 73 20 6f 66 20	ce.specified.number.of.bytes.of.
a2ae0	64 61 74 61 20 69 6e 20 72 65 74 75 72 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e	data.in.return..<br><br><code>&n
a2b00	62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73	bsp;handle:&nbsp;&gt;=0,&nbsp;as
a2b20	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62	&nbsp;returned&nbsp;by&nbsp;a&nb
a2b40	73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69	sp;call&nbsp;to&nbsp;<a.href="#i
a2b60	32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65	2c_open">i2c_open</a>.<br>i2c_re
a2b80	67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67	g:&nbsp;0-255,&nbsp;the&nbsp;reg
a2ba0	69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2f 72 65 61 64 2e 3c 62	ister&nbsp;to&nbsp;write/read.<b
a2bc0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e	r>&nbsp;&nbsp;&nbsp;&nbsp;buf:&n
a2be0	62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70	bsp;an&nbsp;array&nbsp;with&nbsp
a2c00	3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 65 6e 64	;the&nbsp;data&nbsp;to&nbsp;send
a2c20	26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e	&nbsp;and&nbsp;to&nbsp;receive&n
a2c40	62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 2e 3c 62 72 3e	bsp;the&nbsp;read&nbsp;data.<br>
a2c60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e 62	&nbsp;&nbsp;count:&nbsp;1-32,&nb
a2c80	73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b	sp;the&nbsp;number&nbsp;of&nbsp;
a2ca0	62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63	bytes&nbsp;to&nbsp;write.<br></c
a2cc0	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f	ode><br><br>Returns.the.number.o
a2ce0	66 20 62 79 74 65 73 20 72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68	f.bytes.read.(&gt;=0).if.OK,.oth
a2d00	65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52	erwise.PI_BAD_HANDLE,.PI_BAD_PAR
a2d20	41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c	AM,.or.PI_I2C_READ_FAILED..<br><
a2d40	62 72 3e 54 68 65 20 73 6d 62 75 73 20 32 2e 30 20 64 6f 63 75 6d 65 6e 74 61 74 69 6f 6e 20 73	br>The.smbus.2.0.documentation.s
a2d60	74 61 74 65 73 20 74 68 61 74 20 61 20 6d 69 6e 69 6d 75 6d 20 6f 66 20 31 20 62 79 74 65 20 6d	tates.that.a.minimum.of.1.byte.m
a2d80	61 79 20 62 65 0a 73 65 6e 74 20 61 6e 64 20 61 20 6d 69 6e 69 6d 75 6d 20 6f 66 20 31 20 62 79	ay.be.sent.and.a.minimum.of.1.by
a2da0	74 65 20 6d 61 79 20 62 65 20 72 65 63 65 69 76 65 64 2e 20 20 54 68 65 20 74 6f 74 61 6c 20 6e	te.may.be.received...The.total.n
a2dc0	75 6d 62 65 72 20 6f 66 0a 62 79 74 65 73 20 73 65 6e 74 2f 72 65 63 65 69 76 65 64 20 6d 75 73	umber.of.bytes.sent/received.mus
a2de0	74 20 62 65 20 33 32 20 6f 72 20 6c 65 73 73 2e 0a 3c 62 72 3e 3c 62 72 3e 42 6c 6f 63 6b 20 77	t.be.32.or.less..<br><br>Block.w
a2e00	72 69 74 65 2d 62 6c 6f 63 6b 20 72 65 61 64 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 38	rite-block.read..SMBus.2.0.5.5.8
a2e20	0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b	.<code>S&nbsp;Addr&nbsp;Wr&nbsp;
a2e40	5b 41 5d 26 6e 62 73 70 3b 43 6f 6d 6d 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 43 6f 75 6e	[A]&nbsp;Comm&nbsp;[A]&nbsp;Coun
a2e60	74 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 44 61 74 61 26 6e 62 73 70 3b 5b 41 5d 26 6e 62	t&nbsp;[A]&nbsp;Data&nbsp;[A]&nb
a2e80	73 70 3b 2e 2e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62	sp;...<br>&nbsp;&nbsp;&nbsp;S&nb
a2ea0	73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 43	sp;Addr&nbsp;Rd&nbsp;[A]&nbsp;[C
a2ec0	6f 75 6e 74 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 2e 2e	ount]&nbsp;A&nbsp;[Data]&nbsp;..
a2ee0	2e 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	.&nbsp;A&nbsp;P<br></code><h3><a
a2f00	20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e	.name="i2c_read_i2c_block_data">
a2f20	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
a2f40	6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 72 65 61 64 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74	mall></a>.i2c_read_i2c_block_dat
a2f60	61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	a<small>(<a.href="#unsigned">uns
a2f80	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64	igned</a>.<a.href="#handle">hand
a2fa0	6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	le</a>,.<a.href="#unsigned">unsi
a2fc0	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f	gned</a>.<a.href="#i2c_reg">i2c_
a2fe0	72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61	reg</a>,.<a.href="#char">char</a
a3000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a30a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a30c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a30e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a31a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a31c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a31e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a32a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a32c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a32e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a33a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a33c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a33e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a34a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a34c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a34e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a35a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a35c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a35e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a36a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a36c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a36e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a37a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a37c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a37e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a38a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a38c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a38e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a39a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a39c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a39e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3a00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3a20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3a40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3a60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3a80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3aa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3ac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3ae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3b00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3b20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3b40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3b60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3b80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3ba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3bc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3be0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3c00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3c20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3c40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3c60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3ca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3cc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3ce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3d00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3d20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3d40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3d60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a3fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
a4000	00 00 00 a6 3c 2f 74 64 3e 0a 3c 74 64 3e 31 39 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65	....</td>.<td>19</td>.<td>handle
a4020	3c 2f 74 64 3e 0a 3c 74 64 3e 62 69 74 73 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c	</td>.<td>bits</td>.<td>0</td>.<
a4040	74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4e 50 3c	td>-<br></td>.</tr>.<tr>.<td>NP<
a4060	2f 74 64 3e 0a 3c 74 64 3e 32 30 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e	/td>.<td>20</td>.<td>handle</td>
a4080	0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e	.<td>0</td>.<td>0</td>.<td>-<br>
a40a0	3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4e 43 3c 2f 74 64 3e 0a 3c 74 64	</td>.</tr>.<tr>.<td>NC</td>.<td
a40c0	3e 32 31 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f	>21</td>.<td>handle</td>.<td>0</
a40e0	74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f	td>.<td>0</td>.<td>-<br></td>.</
a4100	74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 47 3c 2f 74 64 3e 0a 3c 74 64 3e 32 32 3c 2f 74 64	tr>.<tr>.<td>PRG</td>.<td>22</td
a4120	3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30	>.<td>gpio</td>.<td>0</td>.<td>0
a4140	3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a	</td>.<td>-<br></td>.</tr>.<tr>.
a4160	3c 74 64 3e 50 46 47 3c 2f 74 64 3e 0a 3c 74 64 3e 32 33 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69	<td>PFG</td>.<td>23</td>.<td>gpi
a4180	6f 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64	o</td>.<td>0</td>.<td>0</td>.<td
a41a0	3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 52 47 3c	>-<br></td>.</tr>.<tr>.<td>PRRG<
a41c0	2f 74 64 3e 0a 3c 74 64 3e 32 34 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c	/td>.<td>24</td>.<td>gpio</td>.<
a41e0	74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f	td>0</td>.<td>0</td>.<td>-<br></
a4200	74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 48 45 4c 50 3c 62 72 3e 3c 2f 74 64 3e	td>.</tr>.<tr>.<td>HELP<br></td>
a4220	0a 3c 74 64 3e 32 35 3c 2f 74 64 3e 0a 3c 74 64 3e 4e 2f 41 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	.<td>25</td>.<td>N/A<br></td>.<t
a4240	64 3e 4e 2f 41 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 4e 2f 41 3c 62 72 3e 3c 2f 74 64 3e 0a	d>N/A<br></td>.<td>N/A<br></td>.
a4260	3c 74 64 3e 4e 2f 41 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e	<td>N/A<br></td>.</tr>.<tr>.<td>
a4280	50 49 47 50 56 3c 2f 74 64 3e 0a 3c 74 64 3e 32 36 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64	PIGPV</td>.<td>26</td>.<td>0</td
a42a0	3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72	>.<td>0</td>.<td>0</td>.<td>-<br
a42c0	3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 43 4c 52 3c 2f 74 64 3e	></td>.</tr>.<tr>.<td>WVCLR</td>
a42e0	0a 3c 74 64 3e 32 37 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74	.<td>27</td>.<td>0</td>.<td>0</t
a4300	64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74	d>.<td>0</td>.<td>-<br></td>.</t
a4320	72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 41 47 3c 2f 74 64 3e 0a 3c 74 64 3e 32 38 3c 2f 74 64	r>.<tr>.<td>WVAG</td>.<td>28</td
a4340	3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 31 32 2a 58	>.<td>0</td>.<td>0</td>.<td>12*X
a4360	3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 50 75 6c 73 65 5f 74 20 70 75 6c 73 65 5b 58 5d 3c 2f	</td>.<td>gpioPulse_t.pulse[X]</
a4380	74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 41 53 3c 2f 74 64 3e 0a 3c 74 64	td>.</tr>.<tr>.<td>WVAS</td>.<td
a43a0	3e 32 39 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74 64 3e 62 61 75 64 3c	>29</td>.<td>gpio</td>.<td>baud<
a43c0	2f 74 64 3e 0a 3c 74 64 3e 31 32 2b 58 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 33 32 5f 74 20	/td>.<td>12+X</td>.<td>uint32_t.
a43e0	64 61 74 61 62 69 74 73 3c 62 72 3e 0a 75 69 6e 74 33 32 5f 74 20 73 74 6f 70 68 61 6c 66 62 69	databits<br>.uint32_t.stophalfbi
a4400	74 73 3c 62 72 3e 0a 75 69 6e 74 33 32 5f 74 20 6f 66 66 73 65 74 3c 62 72 3e 0a 75 69 6e 74 38	ts<br>.uint32_t.offset<br>.uint8
a4420	5f 74 20 64 61 74 61 5b 58 5d 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4e	_t.data[X]</td>.</tr>.<tr>.<td>N
a4440	2f 41 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 33 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74	/A<br></td>.<td>30</td>.<td>0</t
a4460	64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62	d>.<td>0</td>.<td>0</td>.<td>-<b
a4480	72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4e 2f 41 3c 62 72 3e 3c 2f	r></td>.</tr>.<tr>.<td>N/A<br></
a44a0	74 64 3e 0a 3c 74 64 3e 33 31 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30	td>.<td>31</td>.<td>0</td>.<td>0
a44c0	3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	</td>.<td>0</td>.<td>-<br></td>.
a44e0	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 42 53 59 3c 2f 74 64 3e 0a 3c 74 64 3e 33 32	</tr>.<tr>.<td>WVBSY</td>.<td>32
a4500	3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e	</td>.<td>0</td>.<td>0</td>.<td>
a4520	30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	0</td>.<td>-<br></td>.</tr>.<tr>
a4540	0a 3c 74 64 3e 57 56 48 4c 54 3c 2f 74 64 3e 0a 3c 74 64 3e 33 33 3c 2f 74 64 3e 0a 3c 74 64 3e	.<td>WVHLT</td>.<td>33</td>.<td>
a4560	30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64	0</td>.<td>0</td>.<td>0</td>.<td
a4580	3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 53 4d 3c	>-<br></td>.</tr>.<tr>.<td>WVSM<
a45a0	2f 74 64 3e 0a 3c 74 64 3e 33 34 3c 2f 74 64 3e 0a 3c 74 64 3e 73 75 62 63 6d 64 3c 2f 74 64 3e	/td>.<td>34</td>.<td>subcmd</td>
a45c0	0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e	.<td>0</td>.<td>0</td>.<td>-<br>
a45e0	3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 53 50 3c 2f 74 64 3e 0a 3c	</td>.</tr>.<tr>.<td>WVSP</td>.<
a4600	74 64 3e 33 35 3c 2f 74 64 3e 0a 3c 74 64 3e 73 75 62 63 6d 64 3c 2f 74 64 3e 0a 3c 74 64 3e 30	td>35</td>.<td>subcmd</td>.<td>0
a4620	3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	</td>.<td>0</td>.<td>-<br></td>.
a4640	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 53 43 3c 2f 74 64 3e 0a 3c 74 64 3e 33 36 3c	</tr>.<tr>.<td>WVSC</td>.<td>36<
a4660	2f 74 64 3e 0a 3c 74 64 3e 73 75 62 63 6d 64 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a	/td>.<td>subcmd</td>.<td>0</td>.
a4680	3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a	<td>0</td>.<td>-<br></td>.</tr>.
a46a0	3c 74 72 3e 0a 3c 74 64 3e 54 52 49 47 3c 2f 74 64 3e 0a 3c 74 64 3e 33 37 3c 2f 74 64 3e 0a 3c	<tr>.<td>TRIG</td>.<td>37</td>.<
a46c0	74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74 64 3e 70 75 6c 73 65 6c 65 6e 3c 2f 74 64 3e 0a 3c	td>gpio</td>.<td>pulselen</td>.<
a46e0	74 64 3e 34 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 33 32 5f 74 20 6c 65 76 65 6c 3c 2f 74 64	td>4</td>.<td>uint32_t.level</td
a4700	3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 4f 43 3c 2f 74 64 3e 0a 3c 74 64 3e 33	>.</tr>.<tr>.<td>PROC</td>.<td>3
a4720	38 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64	8</td>.<td>0</td>.<td>0</td>.<td
a4740	3e 58 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 38 5f 74 20 74 65 78 74 5b 58 5d 3c 2f 74 64 3e	>X</td>.<td>uint8_t.text[X]</td>
a4760	0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 4f 43 44 3c 2f 74 64 3e 0a 3c 74 64 3e 33	.</tr>.<tr>.<td>PROCD</td>.<td>3
a4780	39 3c 2f 74 64 3e 0a 3c 74 64 3e 73 63 72 69 70 74 5f 69 64 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c	9</td>.<td>script_id</td>.<td>0<
a47a0	2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	/td>.<td>0</td>.<td>-<br></td>.<
a47c0	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 4f 43 52 3c 2f 74 64 3e 0a 3c 74 64 3e 34 30 3c	/tr>.<tr>.<td>PROCR</td>.<td>40<
a47e0	2f 74 64 3e 0a 3c 74 64 3e 73 63 72 69 70 74 5f 69 64 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74	/td>.<td>script_id</td>.<td>0</t
a4800	64 3e 0a 3c 74 64 3e 34 2a 58 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 33 32 5f 74	d>.<td>4*X<br></td>.<td>uint32_t
a4820	20 70 61 72 73 5b 58 5d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64	.pars[X]<br></td>.</tr>.<tr>.<td
a4840	3e 50 52 4f 43 53 3c 2f 74 64 3e 0a 3c 74 64 3e 34 31 3c 2f 74 64 3e 0a 3c 74 64 3e 73 63 72 69	>PROCS</td>.<td>41</td>.<td>scri
a4860	70 74 5f 69 64 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e	pt_id</td>.<td>0</td>.<td>0</td>
a4880	0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53	.<td>-<br></td>.</tr>.<tr>.<td>S
a48a0	4c 52 4f 3c 2f 74 64 3e 0a 3c 74 64 3e 34 32 3c 2f 74 64 3e 0a 3c 74 64 3e 67 70 69 6f 3c 2f 74	LRO</td>.<td>42</td>.<td>gpio</t
a48c0	64 3e 0a 3c 74 64 3e 62 61 75 64 3c 2f 74 64 3e 0a 3c 74 64 3e 34 3c 2f 74 64 3e 0a 3c 74 64 3e	d>.<td>baud</td>.<td>4</td>.<td>
a48e0	75 69 6e 74 33 32 5f 74 20 64 61 74 61 62 69 74 73 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e	uint32_t.databits<br></td>.</tr>
a4900	0a 3c 74 72 3e 0a 3c 74 64 3e 53 4c 52 3c 2f 74 64 3e 0a 3c 74 64 3e 34 33 3c 2f 74 64 3e 0a 3c	.<tr>.<td>SLR</td>.<td>43</td>.<
a4920	74 64 3e 67 70 69 6f 3c 2f 74 64 3e 0a 3c 74 64 3e 63 6f 75 6e 74 3c 2f 74 64 3e 0a 3c 74 64 3e	td>gpio</td>.<td>count</td>.<td>
a4940	30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	0</td>.<td>-<br></td>.</tr>.<tr>
a4960	0a 3c 74 64 3e 53 4c 52 43 3c 2f 74 64 3e 0a 3c 74 64 3e 34 34 3c 2f 74 64 3e 0a 3c 74 64 3e 67	.<td>SLRC</td>.<td>44</td>.<td>g
a4980	70 69 6f 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c	pio</td>.<td>0</td>.<td>0</td>.<
a49a0	74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 4f	td>-<br></td>.</tr>.<tr>.<td>PRO
a49c0	43 50 3c 2f 74 64 3e 0a 3c 74 64 3e 34 35 3c 2f 74 64 3e 0a 3c 74 64 3e 73 63 72 69 70 74 5f 69	CP</td>.<td>45</td>.<td>script_i
a49e0	64 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64	d</td>.<td>0</td>.<td>0</td>.<td
a4a00	3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4d 49 43 53 3c	>-<br></td>.</tr>.<tr>.<td>MICS<
a4a20	2f 74 64 3e 0a 3c 74 64 3e 34 36 3c 2f 74 64 3e 0a 3c 74 64 3e 6d 69 63 72 6f 73 3c 2f 74 64 3e	/td>.<td>46</td>.<td>micros</td>
a4a40	0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e	.<td>0</td>.<td>0</td>.<td>-<br>
a4a60	3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4d 49 4c 53 3c 2f 74 64 3e 0a 3c	</td>.</tr>.<tr>.<td>MILS</td>.<
a4a80	74 64 3e 34 37 3c 2f 74 64 3e 0a 3c 74 64 3e 6d 69 6c 6c 69 73 3c 2f 74 64 3e 0a 3c 74 64 3e 30	td>47</td>.<td>millis</td>.<td>0
a4aa0	3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	</td>.<td>0</td>.<td>-<br></td>.
a4ac0	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 41 52 53 45 3c 2f 74 64 3e 0a 3c 74 64 3e 34 38	</tr>.<tr>.<td>PARSE</td>.<td>48
a4ae0	3c 2f 74 64 3e 0a 3c 74 64 3e 4e 2f 41 3c 2f 74 64 3e 0a 3c 74 64 3e 4e 2f 41 3c 62 72 3e 3c 2f	</td>.<td>N/A</td>.<td>N/A<br></
a4b00	74 64 3e 0a 3c 74 64 3e 4e 2f 41 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 4e 2f 41 3c 2f 74 64	td>.<td>N/A<br></td>.<td>N/A</td
a4b20	3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 43 52 45 3c 2f 74 64 3e 0a 3c 74 64 3e	>.</tr>.<tr>.<td>WVCRE</td>.<td>
a4b40	34 39 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74	49</td>.<td>0</td>.<td>0</td>.<t
a4b60	64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74	d>0</td>.<td>-<br></td>.</tr>.<t
a4b80	72 3e 0a 3c 74 64 3e 57 56 44 45 4c 3c 2f 74 64 3e 0a 3c 74 64 3e 35 30 3c 2f 74 64 3e 0a 3c 74	r>.<td>WVDEL</td>.<td>50</td>.<t
a4ba0	64 3e 77 61 76 65 5f 69 64 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c	d>wave_id</td>.<td>0</td>.<td>0<
a4bc0	2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c	/td>.<td>-<br></td>.</tr>.<tr>.<
a4be0	74 64 3e 57 56 54 58 3c 2f 74 64 3e 0a 3c 74 64 3e 35 31 3c 2f 74 64 3e 0a 3c 74 64 3e 77 61 76	td>WVTX</td>.<td>51</td>.<td>wav
a4c00	65 5f 69 64 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a	e_id</td>.<td>0</td>.<td>0</td>.
a4c20	3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56	<td>-<br></td>.</tr>.<tr>.<td>WV
a4c40	54 58 52 3c 2f 74 64 3e 0a 3c 74 64 3e 35 32 3c 2f 74 64 3e 0a 3c 74 64 3e 77 61 76 65 5f 69 64	TXR</td>.<td>52</td>.<td>wave_id
a4c60	3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e	</td>.<td>0</td>.<td>0</td>.<td>
a4c80	2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 4e 45 57 3c	-<br></td>.</tr>.<tr>.<td>WVNEW<
a4ca0	2f 74 64 3e 0a 3c 74 64 3e 35 33 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e	/td>.<td>53</td>.<td>0</td>.<td>
a4cc0	30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e	0</td>.<td>0</td>.<td>-<br></td>
a4ce0	0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 4f 3c 2f 74 64 3e 0a 3c 74 64 3e 35 34	.</tr>.<tr>.<td>I2CO</td>.<td>54
a4d00	3c 2f 74 64 3e 0a 3c 74 64 3e 62 75 73 3c 2f 74 64 3e 0a 3c 74 64 3e 64 65 76 69 63 65 3c 2f 74	</td>.<td>bus</td>.<td>device</t
a4d20	64 3e 0a 3c 74 64 3e 34 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 33 32 5f 74 20 66 6c 61 67 73	d>.<td>4</td>.<td>uint32_t.flags
a4d40	3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 43 3c 2f 74 64 3e 0a 3c	</td>.</tr>.<tr>.<td>I2CC</td>.<
a4d60	74 64 3e 35 35 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30	td>55</td>.<td>handle</td>.<td>0
a4d80	3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	</td>.<td>0</td>.<td>-<br></td>.
a4da0	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 52 44 3c 2f 74 64 3e 0a 3c 74 64 3e 35 36	</tr>.<tr>.<td>I2CRD</td>.<td>56
a4dc0	3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 63 6f 75 6e 74 3c	</td>.<td>handle</td>.<td>count<
a4de0	2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	/td>.<td>0</td>.<td>-<br></td>.<
a4e00	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 57 44 3c 2f 74 64 3e 0a 3c 74 64 3e 35 37 3c	/tr>.<tr>.<td>I2CWD</td>.<td>57<
a4e20	2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a	/td>.<td>handle</td>.<td>0</td>.
a4e40	3c 74 64 3e 58 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 38 5f 74 20 64 61 74 61 5b 58 5d 3c 2f	<td>X</td>.<td>uint8_t.data[X]</
a4e60	74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 57 51 3c 2f 74 64 3e 0a 3c 74	td>.</tr>.<tr>.<td>I2CWQ</td>.<t
a4e80	64 3e 35 38 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 62 69	d>58</td>.<td>handle</td>.<td>bi
a4ea0	74 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e	t</td>.<td>0</td>.<td>-<br></td>
a4ec0	0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 52 53 3c 2f 74 64 3e 0a 3c 74 64 3e 35	.</tr>.<tr>.<td>I2CRS</td>.<td>5
a4ee0	39 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64	9</td>.<td>handle</td>.<td>0</td
a4f00	3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72	>.<td>0</td>.<td>-<br></td>.</tr
a4f20	3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 57 53 3c 2f 74 64 3e 0a 3c 74 64 3e 36 30 3c 2f 74 64	>.<tr>.<td>I2CWS</td>.<td>60</td
a4f40	3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 62 79 74 65 3c 2f 74 64 3e 0a	>.<td>handle</td>.<td>byte</td>.
a4f60	3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a	<td>0</td>.<td>-<br></td>.</tr>.
a4f80	3c 74 72 3e 0a 3c 74 64 3e 49 32 43 52 42 3c 2f 74 64 3e 0a 3c 74 64 3e 36 31 3c 2f 74 64 3e 0a	<tr>.<td>I2CRB</td>.<td>61</td>.
a4fa0	3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 72 65 67 69 73 74 65 72 3c 2f 74 64	<td>handle</td>.<td>register</td
a4fc0	3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72	>.<td>0</td>.<td>-<br></td>.</tr
a4fe0	3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 57 42 3c 2f 74 64 3e 0a 3c 74 64 3e 36 32 3c 2f 74 64	>.<tr>.<td>I2CWB</td>.<td>62</td
a5000	00 00 00 a7 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 72 65 67 69 73 74	....>.<td>handle</td>.<td>regist
a5020	65 72 3c 2f 74 64 3e 0a 3c 74 64 3e 34 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 33 32 5f 74 20	er</td>.<td>4</td>.<td>uint32_t.
a5040	62 79 74 65 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 52 57 3c 2f	byte</td>.</tr>.<tr>.<td>I2CRW</
a5060	74 64 3e 0a 3c 74 64 3e 36 33 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a	td>.<td>63</td>.<td>handle</td>.
a5080	3c 74 64 3e 72 65 67 69 73 74 65 72 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64	<td>register</td>.<td>0</td>.<td
a50a0	3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 57 57	>-<br></td>.</tr>.<tr>.<td>I2CWW
a50c0	3c 2f 74 64 3e 0a 3c 74 64 3e 36 34 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64	</td>.<td>64</td>.<td>handle</td
a50e0	3e 0a 3c 74 64 3e 72 65 67 69 73 74 65 72 3c 2f 74 64 3e 0a 3c 74 64 3e 34 3c 2f 74 64 3e 0a 3c	>.<td>register</td>.<td>4</td>.<
a5100	74 64 3e 75 69 6e 74 33 32 5f 74 20 77 6f 72 64 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	td>uint32_t.word</td>.</tr>.<tr>
a5120	0a 3c 74 64 3e 49 32 43 52 4b 3c 2f 74 64 3e 0a 3c 74 64 3e 36 35 3c 2f 74 64 3e 0a 3c 74 64 3e	.<td>I2CRK</td>.<td>65</td>.<td>
a5140	68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 72 65 67 69 73 74 65 72 3c 62 72 3e 3c 2f 74 64	handle</td>.<td>register<br></td
a5160	3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72	>.<td>0</td>.<td>-<br></td>.</tr
a5180	3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 57 4b 3c 2f 74 64 3e 0a 3c 74 64 3e 36 36 3c 2f 74 64	>.<tr>.<td>I2CWK</td>.<td>66</td
a51a0	3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 72 65 67 69 73 74 65 72 3c 62	>.<td>handle</td>.<td>register<b
a51c0	72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 58 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 38 5f 74 20 62	r></td>.<td>X</td>.<td>uint8_t.b
a51e0	76 73 5b 58 5d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32	vs[X]<br></td>.</tr>.<tr>.<td>I2
a5200	43 52 49 3c 2f 74 64 3e 0a 3c 74 64 3e 36 37 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c	CRI</td>.<td>67</td>.<td>handle<
a5220	2f 74 64 3e 0a 3c 74 64 3e 72 65 67 69 73 74 65 72 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 34	/td>.<td>register<br></td>.<td>4
a5240	3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 33 32 5f 74 20 6e 75 6d 3c 62 72 3e 3c 2f 74 64 3e 0a	</td>.<td>uint32_t.num<br></td>.
a5260	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 57 49 3c 2f 74 64 3e 0a 3c 74 64 3e 36 38	</tr>.<tr>.<td>I2CWI</td>.<td>68
a5280	3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 72 65 67 69 73 74	</td>.<td>handle</td>.<td>regist
a52a0	65 72 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 58 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 75	er<br></td>.<td>X<br></td>.<td>u
a52c0	69 6e 74 38 5f 74 20 62 76 73 5b 58 5d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72	int8_t.bvs[X]<br></td>.</tr>.<tr
a52e0	3e 0a 3c 74 64 3e 49 32 43 50 43 3c 2f 74 64 3e 0a 3c 74 64 3e 36 39 3c 2f 74 64 3e 0a 3c 74 64	>.<td>I2CPC</td>.<td>69</td>.<td
a5300	3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 72 65 67 69 73 74 65 72 3c 62 72 3e 3c 2f 74	>handle</td>.<td>register<br></t
a5320	64 3e 0a 3c 74 64 3e 34 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 33 32 5f 74 20 77 6f 72 64 3c	d>.<td>4</td>.<td>uint32_t.word<
a5340	62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 49 32 43 50 4b 3c 2f 74	br></td>.</tr>.<tr>.<td>I2CPK</t
a5360	64 3e 0a 3c 74 64 3e 37 30 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c	d>.<td>70</td>.<td>handle</td>.<
a5380	74 64 3e 72 65 67 69 73 74 65 72 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 58 3c 62 72 3e 3c 2f	td>register<br></td>.<td>X<br></
a53a0	74 64 3e 0a 3c 74 64 3e 75 69 6e 74 38 5f 74 20 64 61 74 61 5b 58 5d 3c 62 72 3e 3c 2f 74 64 3e	td>.<td>uint8_t.data[X]<br></td>
a53c0	0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 50 49 4f 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	.</tr>.<tr>.<td>SPIO<br></td>.<t
a53e0	64 3e 37 31 3c 2f 74 64 3e 0a 3c 74 64 3e 63 68 61 6e 6e 65 6c 3c 2f 74 64 3e 0a 3c 74 64 3e 62	d>71</td>.<td>channel</td>.<td>b
a5400	61 75 64 3c 2f 74 64 3e 0a 3c 74 64 3e 34 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 33 32 5f 74	aud</td>.<td>4</td>.<td>uint32_t
a5420	20 66 6c 61 67 73 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 50 49 43 3c	.flags</td>.</tr>.<tr>.<td>SPIC<
a5440	2f 74 64 3e 0a 3c 74 64 3e 37 32 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e	/td>.<td>72</td>.<td>handle</td>
a5460	0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e	.<td>0</td>.<td>0</td>.<td>-<br>
a5480	3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 50 49 52 3c 2f 74 64 3e 0a 3c	</td>.</tr>.<tr>.<td>SPIR</td>.<
a54a0	74 64 3e 37 33 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 63	td>73</td>.<td>handle</td>.<td>c
a54c0	6f 75 6e 74 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f	ount</td>.<td>0</td>.<td>-<br></
a54e0	74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 50 49 57 3c 2f 74 64 3e 0a 3c 74 64	td>.</tr>.<tr>.<td>SPIW</td>.<td
a5500	3e 37 34 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f	>74</td>.<td>handle</td>.<td>0</
a5520	74 64 3e 0a 3c 74 64 3e 58 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 38 5f 74 20 64 61 74 61 5b	td>.<td>X</td>.<td>uint8_t.data[
a5540	58 5d 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 50 49 58 3c 2f 74 64 3e	X]</td>.</tr>.<tr>.<td>SPIX</td>
a5560	0a 3c 74 64 3e 37 35 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64	.<td>75</td>.<td>handle</td>.<td
a5580	3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 58 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 38 5f 74 20 64	>0</td>.<td>X</td>.<td>uint8_t.d
a55a0	61 74 61 5b 58 5d 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 45 52 4f 3c	ata[X]</td>.</tr>.<tr>.<td>SERO<
a55c0	2f 74 64 3e 0a 3c 74 64 3e 37 36 3c 2f 74 64 3e 0a 3c 74 64 3e 62 61 75 64 3c 2f 74 64 3e 0a 3c	/td>.<td>76</td>.<td>baud</td>.<
a55e0	74 64 3e 66 6c 61 67 73 3c 2f 74 64 3e 0a 3c 74 64 3e 58 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e	td>flags</td>.<td>X</td>.<td>uin
a5600	74 38 5f 74 20 64 65 76 69 63 65 5b 58 5d 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c	t8_t.device[X]</td>.</tr>.<tr>.<
a5620	74 64 3e 53 45 52 43 3c 2f 74 64 3e 0a 3c 74 64 3e 37 37 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e	td>SERC</td>.<td>77</td>.<td>han
a5640	64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c	dle</td>.<td>0</td>.<td>0</td>.<
a5660	74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 45 52	td>-<br></td>.</tr>.<tr>.<td>SER
a5680	52 42 3c 2f 74 64 3e 0a 3c 74 64 3e 37 38 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f	RB</td>.<td>78</td>.<td>handle</
a56a0	74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c	td>.<td>0</td>.<td>0</td>.<td>-<
a56c0	62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 45 52 57 42 3c 2f 74	br></td>.</tr>.<tr>.<td>SERWB</t
a56e0	64 3e 0a 3c 74 64 3e 37 39 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c	d>.<td>79</td>.<td>handle</td>.<
a5700	74 64 3e 62 79 74 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72	td>byte</td>.<td>0</td>.<td>-<br
a5720	3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 45 52 52 3c 2f 74 64 3e 0a	></td>.</tr>.<tr>.<td>SERR</td>.
a5740	3c 74 64 3e 38 30 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e	<td>80</td>.<td>handle</td>.<td>
a5760	63 6f 75 6e 74 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c	count</td>.<td>0</td>.<td>-<br><
a5780	2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 45 52 57 3c 2f 74 64 3e 0a 3c 74	/td>.</tr>.<tr>.<td>SERW</td>.<t
a57a0	64 3e 38 31 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c	d>81</td>.<td>handle</td>.<td>0<
a57c0	2f 74 64 3e 0a 3c 74 64 3e 58 3c 2f 74 64 3e 0a 3c 74 64 3e 75 69 6e 74 38 5f 74 20 64 61 74 61	/td>.<td>X</td>.<td>uint8_t.data
a57e0	5b 58 5d 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 53 45 52 44 41 3c 2f 74	[X]</td>.</tr>.<tr>.<td>SERDA</t
a5800	64 3e 0a 3c 74 64 3e 38 32 3c 2f 74 64 3e 0a 3c 74 64 3e 68 61 6e 64 6c 65 3c 2f 74 64 3e 0a 3c	d>.<td>82</td>.<td>handle</td>.<
a5820	74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f	td>0</td>.<td>0</td>.<td>-<br></
a5840	74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63	td>.</tr>.<tr>.<td.style="vertic
a5860	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 47 44 43 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64	al-align:.top;">GDC<br></td>.<td
a5880	20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 38 33	.style="vertical-align:.top;">83
a58a0	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c	<br></td>.<td.style="vertical-al
a58c0	69 67 6e 3a 20 74 6f 70 3b 22 3e 67 70 69 6f 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	ign:.top;">gpio<br></td>.<td.sty
a58e0	6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 30 3c 62 72 3e 3c	le="vertical-align:.top;">0<br><
a5900	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20	/td>.<td.style="vertical-align:.
a5920	74 6f 70 3b 22 3e 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74	top;">0<br></td>.<td.style="vert
a5940	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74	ical-align:.top;">-<br></td>.</t
a5960	72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67	r>.<tr>.<td.style="vertical-alig
a5980	6e 3a 20 74 6f 70 3b 22 3e 47 50 57 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	n:.top;">GPW<br></td>.<td.style=
a59a0	22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 38 34 3c 62 72 3e 3c 2f 74	"vertical-align:.top;">84<br></t
a59c0	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f	d>.<td.style="vertical-align:.to
a59e0	70 3b 22 3e 67 70 69 6f 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72	p;">gpio<br></td>.<td.style="ver
a5a00	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	tical-align:.top;">0<br></td>.<t
a5a20	64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 30	d.style="vertical-align:.top;">0
a5a40	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c	<br></td>.<td.style="vertical-al
a5a60	69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	ign:.top;">-<br></td>.</tr>.<tr>
a5a80	0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b	.<td.style="vertical-align:.top;
a5aa0	22 3e 48 43 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61	">HC<br></td>.<td.style="vertica
a5ac0	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 38 35 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73	l-align:.top;">85<br></td>.<td.s
a5ae0	74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 67 70 69 6f	tyle="vertical-align:.top;">gpio
a5b00	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c	<br></td>.<td.style="vertical-al
a5b20	69 67 6e 3a 20 74 6f 70 3b 22 3e 66 72 65 71 75 65 6e 63 79 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	ign:.top;">frequency<br></td>.<t
a5b40	64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 30	d.style="vertical-align:.top;">0
a5b60	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c	<br></td>.<td.style="vertical-al
a5b80	69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	ign:.top;">-<br></td>.</tr>.<tr>
a5ba0	0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b	.<td.style="vertical-align:.top;
a5bc0	22 3e 48 50 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61	">HP<br></td>.<td.style="vertica
a5be0	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 38 36 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73	l-align:.top;">86<br></td>.<td.s
a5c00	74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 67 70 69 6f	tyle="vertical-align:.top;">gpio
a5c20	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c	<br></td>.<td.style="vertical-al
a5c40	69 67 6e 3a 20 74 6f 70 3b 22 3e 66 72 65 71 75 65 6e 63 79 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	ign:.top;">frequency<br></td>.<t
a5c60	64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 34	d.style="vertical-align:.top;">4
a5c80	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c	<br></td>.<td.style="vertical-al
a5ca0	69 67 6e 3a 20 74 6f 70 3b 22 3e 75 69 6e 74 33 32 5f 74 20 64 75 74 79 63 79 63 6c 65 3c 62 72	ign:.top;">uint32_t.dutycycle<br
a5cc0	3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72	></td>.</tr>.<tr>.<td.style="ver
a5ce0	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 43 46 31 3c 62 72 3e 3c 2f 74 64 3e 0a	tical-align:.top;">CF1<br></td>.
a5d00	3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22	<td.style="vertical-align:.top;"
a5d20	3e 38 37 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c	>87<br></td>.<td.style="vertical
a5d40	2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 61 72 67 31 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20	-align:.top;">arg1<br></td>.<td.
a5d60	73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 61 72 67	style="vertical-align:.top;">arg
a5d80	32 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61	2<br></td>.<td.style="vertical-a
a5da0	6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 58 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	lign:.top;">X<br></td>.<td.style
a5dc0	3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 75 69 6e 74 38 5f 74 20	="vertical-align:.top;">uint8_t.
a5de0	61 72 67 78 5b 58 5d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20	argx[X]<br></td>.</tr>.<tr>.<td.
a5e00	73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 43 46 32	style="vertical-align:.top;">CF2
a5e20	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c	<br></td>.<td.style="vertical-al
a5e40	69 67 6e 3a 20 74 6f 70 3b 22 3e 38 38 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	ign:.top;">88<br></td>.<td.style
a5e60	3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 61 72 67 31 3c 62 72 3e	="vertical-align:.top;">arg1<br>
a5e80	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a	</td>.<td.style="vertical-align:
a5ea0	20 74 6f 70 3b 22 3e 72 65 74 4d 61 78 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	.top;">retMax<br></td>.<td.style
a5ec0	3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 58 3c 62 72 3e 3c 2f 74	="vertical-align:.top;">X<br></t
a5ee0	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f	d>.<td.style="vertical-align:.to
a5f00	70 3b 22 3e 75 69 6e 74 38 5f 74 20 61 72 67 78 5b 58 5d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74	p;">uint8_t.argx[X]<br></td>.</t
a5f20	72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67	r>.<tr>.<td.style="vertical-alig
a5f40	6e 3a 20 74 6f 70 3b 22 3e 42 49 32 43 43 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	n:.top;">BI2CC<br></td>.<td.styl
a5f60	65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 38 39 3c 62 72 3e 3c	e="vertical-align:.top;">89<br><
a5f80	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20	/td>.<td.style="vertical-align:.
a5fa0	74 6f 70 3b 22 3e 73 64 61 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65	top;">sda<br></td>.<td.style="ve
a5fc0	72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	rtical-align:.top;">0<br></td>.<
a5fe0	74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e	td.style="vertical-align:.top;">
a6000	00 00 00 a8 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63	....0<br></td>.<td.style="vertic
a6020	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e	al-align:.top;">-<br></td>.</tr>
a6040	0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a	.<tr>.<td.style="vertical-align:
a6060	20 74 6f 70 3b 22 3e 42 49 32 43 4f 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	.top;">BI2CO<br></td>.<td.style=
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a71a0	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 46 52 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20	al-align:.top;">FR<br></td>.<td.
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a72c0	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 46 57 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73	l-align:.top;">FW<br></td>.<td.s
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a75e0	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a	</td>.<td.style="vertical-align:
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a7640	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 53 48 45 4c 4c 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	l-align:.top;">SHELL<br></td>.<t
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a7740	65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 75 69 6e 74 38 5f 74	e="vertical-align:.top;">uint8_t
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a7820	65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 43 53 3c 62 72 3e 3c	e="vertical-align:.top;">CS<br><
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a78e0	65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 42 53 50 49 4f 3c 62 72 3e 3c 2f	ertical-align:.top;">BSPIO<br></
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a7ee0	3d 22 74 6f 70 22 3e 50 52 4f 43 55 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 76 61 6c 69 67 6e	="top">PROCU<br></td>.<td.valign
a7f00	3d 22 74 6f 70 22 3e 31 31 37 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 76 61 6c 69 67 6e 3d 22	="top">117<br></td>.<td.valign="
a7f20	74 6f 70 22 3e 73 63 72 69 70 74 5f 69 64 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 76 61 6c 69	top">script_id<br></td>.<td.vali
a7f40	67 6e 3d 22 74 6f 70 22 3e 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 76 61 6c 69 67 6e 3d 22	gn="top">0<br></td>.<td.valign="
a7f60	74 6f 70 22 3e 34 2a 58 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 76 61 6c 69 67 6e 3d 22 74 6f	top">4*X<br></td>.<td.valign="to
a7f80	70 22 3e 75 69 6e 74 33 32 5f 74 20 70 61 72 73 5b 58 5d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74	p">uint32_t.pars[X]<br></td>.</t
a7fa0	72 3e 0a 3c 2f 74 62 6f 64 79 3e 0a 3c 2f 74 61 62 6c 65 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	r>.</tbody>.</table>.<h3><a.name
a7fc0	3d 22 52 65 73 70 6f 6e 73 65 22 20 69 64 3d 22 52 65 73 70 6f 6e 73 65 22 3e 3c 2f 61 3e 52 65	="Response".id="Response"></a>Re
a7fe0	73 70 6f 6e 73 65 3c 2f 68 33 3e 0a 3c 70 3e 54 68 65 20 72 65 73 70 6f 6e 73 65 20 68 61 73 20	sponse</h3>.<p>The.response.has.
a8000	00 00 00 aa 63 6d 64 2f 70 31 2f 70 32 20 61 73 20 69 6e 20 74 68 65 20 72 65 71 75 65 73 74 2e	....cmd/p1/p2.as.in.the.request.
a8020	26 6e 62 73 70 3b 20 70 33 2f 72 65 73 20 68 6f 6c 64 73 0a 74 68 65 20 72 65 74 75 72 6e 20 76	&nbsp;.p3/res.holds.the.return.v
a8040	61 6c 75 65 2e 26 6e 62 73 70 3b 20 49 66 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72	alue.&nbsp;.If.the.command.retur
a8060	6e 73 20 61 64 64 69 74 69 6f 6e 61 6c 20 76 61 6c 75 65 73 0a 74 68 65 79 20 77 69 6c 6c 20 62	ns.additional.values.they.will.b
a8080	65 20 69 6e 20 74 68 65 20 69 6d 6d 65 64 69 61 74 65 6c 79 20 66 6f 6c 6c 6f 77 69 6e 67 20 65	e.in.the.immediately.following.e
a80a0	78 74 65 6e 73 69 6f 6e 2e 3c 62 72 3e 3c 2f 70 3e 0a 4e 6f 72 6d 61 6c 6c 79 20 72 65 73 20 73	xtension.<br></p>.Normally.res.s
a80c0	68 6f 75 6c 64 20 62 65 20 74 72 65 61 74 65 64 20 61 73 20 61 20 33 32 20 62 69 74 20 73 69 67	hould.be.treated.as.a.32.bit.sig
a80e0	6e 65 64 20 76 61 6c 75 65 20 61 6e 64 20 77 69 6c 6c 20 62 65 0a 67 72 65 61 74 65 72 20 74 68	ned.value.and.will.be.greater.th
a8100	61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20 7a 65 72 6f 2e 26 6e 62 73 70 3b 20 55 70 6f 6e 20	an.or.equal.to.zero.&nbsp;.Upon.
a8120	66 61 69 6c 75 72 65 20 72 65 73 20 77 69 6c 6c 20 62 65 20 6c 65 73 73 0a 74 68 61 6e 20 30 20	failure.res.will.be.less.than.0.
a8140	61 6e 64 20 63 6f 6e 74 61 69 6e 73 20 61 6e 20 65 72 72 6f 72 20 63 6f 64 65 2e 3c 62 72 3e 0a	and.contains.an.error.code.<br>.
a8160	3c 70 3e 54 68 65 72 65 20 61 72 65 20 61 20 66 65 77 20 63 6f 6d 6d 61 6e 64 73 20 77 68 65 72	<p>There.are.a.few.commands.wher
a8180	65 20 74 68 65 20 72 65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 73 68 6f 75 6c 64 20 62 65 0a 74	e.the.returned.value.should.be.t
a81a0	72 65 61 74 65 64 20 61 73 20 61 20 33 32 20 62 69 74 20 75 6e 73 69 67 6e 65 64 20 76 61 6c 75	reated.as.a.32.bit.unsigned.valu
a81c0	65 2e 26 6e 62 73 70 3b 20 54 68 65 73 65 20 63 6f 6d 6d 61 6e 64 73 20 63 61 6e 20 6e 6f 74 0a	e.&nbsp;.These.commands.can.not.
a81e0	66 61 69 6c 2e 26 6e 62 73 70 3b 20 54 68 65 79 20 61 72 65 20 69 6e 64 69 63 61 74 65 64 20 77	fail.&nbsp;.They.are.indicated.w
a8200	69 74 68 20 61 20 2a 20 61 66 74 65 72 20 74 68 65 20 63 6f 6d 6d 61 6e 64 0a 6e 61 6d 65 2e 3c	ith.a.*.after.the.command.name.<
a8220	62 72 3e 3c 2f 70 3e 0a 3c 70 3e 43 6f 6d 6d 61 6e 64 73 20 77 69 74 68 20 61 6e 20 65 78 74 65	br></p>.<p>Commands.with.an.exte
a8240	6e 73 69 6f 6e 20 68 61 76 65 20 74 68 65 20 73 69 7a 65 20 6f 66 20 74 68 65 20 65 78 74 65 6e	nsion.have.the.size.of.the.exten
a8260	73 69 6f 6e 20 69 6e 0a 62 79 74 65 73 20 72 65 74 75 72 6e 65 64 20 69 6e 20 72 65 73 20 28 6f	sion.in.bytes.returned.in.res.(o
a8280	72 20 26 6c 74 3b 30 20 6f 6e 20 65 72 72 6f 72 20 61 73 20 61 62 6f 76 65 29 2e 3c 2f 70 3e 0a	r.&lt;0.on.error.as.above).</p>.
a82a0	3c 74 61 62 6c 65 20 73 75 6d 6d 61 72 79 3d 22 22 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20	<table.summary="".style="width:.
a82c0	38 30 25 3b 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 20 63 65 6c 6c 70 61 64 64 69 6e	80%;".cellspacing="2".cellpaddin
a82e0	67 3d 0a 22 32 22 20 62 6f 72 64 65 72 3d 22 31 22 3e 0a 3c 74 62 6f 64 79 3e 0a 3c 74 72 3e 0a	g=."2".border="1">.<tbody>.<tr>.
a8300	3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 43	<td.style="font-weight:.bold;">C
a8320	4f 4d 4d 41 4e 44 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67	OMMAND</td>.<td.style="font-weig
a8340	68 74 3a 20 62 6f 6c 64 3b 22 3e 63 6d 64 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	ht:.bold;">cmd<br></td>.<td.styl
a8360	65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69	e="vertical-align:.top;.font-wei
a8380	67 68 74 3a 20 62 6f 6c 64 3b 22 3e 70 31 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	ght:.bold;">p1<br></td>.<td.styl
a83a0	65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69	e="vertical-align:.top;.font-wei
a83c0	67 68 74 3a 20 62 6f 6c 64 3b 22 3e 70 32 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	ght:.bold;">p2<br></td>.<td.styl
a83e0	65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 72 65 73 3c 62 72 3e 3c 2f	e="font-weight:.bold;">res<br></
a8400	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64	td>.<td.style="font-weight:.bold
a8420	3b 22 3e 45 78 74 65 6e 73 69 6f 6e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	;">Extension<br></td>.</tr>.<tr>
a8440	0a 3c 74 64 3e 4d 4f 44 45 53 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 20 73	.<td>MODES</td>.<td>0</td>.<td.s
a8460	74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72	tyle="vertical-align:.top;">-<br
a8480	3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e	></td>.<td.style="vertical-align
a84a0	3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74	:.top;">-<br></td>.<td>0</td>.<t
a84c0	64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4d 4f 44 45	d>-<br></td>.</tr>.<tr>.<td>MODE
a84e0	47 3c 2f 74 64 3e 0a 3c 74 64 3e 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72	G</td>.<td>1</td>.<td.style="ver
a8500	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	tical-align:.top;">-<br></td>.<t
a8520	64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d	d.style="vertical-align:.top;">-
a8540	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 6d 6f 64 65 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e	<br></td>.<td>mode<br></td>.<td>
a8560	2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 55 44 3c 2f 74	-<br></td>.</tr>.<tr>.<td>PUD</t
a8580	64 3e 0a 3c 74 64 3e 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61	d>.<td>2</td>.<td.style="vertica
a85a0	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	l-align:.top;">-<br></td>.<td.st
a85c0	79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e	yle="vertical-align:.top;">-<br>
a85e0	3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	</td>.<td>0</td>.<td>-<br></td>.
a8600	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 52 45 41 44 3c 2f 74 64 3e 0a 3c 74 64 3e 33 3c 2f	</tr>.<tr>.<td>READ</td>.<td>3</
a8620	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74	td>.<td.style="vertical-align:.t
a8640	6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69	op;">-<br></td>.<td.style="verti
a8660	63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e	cal-align:.top;">-<br></td>.<td>
a8680	6c 65 76 65 6c 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f	level<br></td>.<td>-<br></td>.</
a86a0	74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 52 49 54 45 3c 2f 74 64 3e 0a 3c 74 64 3e 34 3c 2f 74	tr>.<tr>.<td>WRITE</td>.<td>4</t
a86c0	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f	d>.<td.style="vertical-align:.to
a86e0	70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63	p;">-<br></td>.<td.style="vertic
a8700	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30	al-align:.top;">-<br></td>.<td>0
a8720	3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a	</td>.<td>-<br></td>.</tr>.<tr>.
a8740	3c 74 64 3e 50 57 4d 3c 2f 74 64 3e 0a 3c 74 64 3e 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	<td>PWM</td>.<td>5</td>.<td.styl
a8760	65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f	e="vertical-align:.top;">-<br></
a8780	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74	td>.<td.style="vertical-align:.t
a87a0	6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d	op;">-<br></td>.<td>0</td>.<td>-
a87c0	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 53 3c 2f 74 64	<br></td>.</tr>.<tr>.<td>PRS</td
a87e0	3e 0a 3c 74 64 3e 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c	>.<td>6</td>.<td.style="vertical
a8800	2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	-align:.top;">-<br></td>.<td.sty
a8820	6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c	le="vertical-align:.top;">-<br><
a8840	2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	/td>.<td>0</td>.<td>-<br></td>.<
a8860	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 46 53 3c 2f 74 64 3e 0a 3c 74 64 3e 37 3c 2f 74 64	/tr>.<tr>.<td>PFS</td>.<td>7</td
a8880	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70	>.<td.style="vertical-align:.top
a88a0	3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61	;">-<br></td>.<td.style="vertica
a88c0	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c	l-align:.top;">-<br></td>.<td>0<
a88e0	2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c	/td>.<td>-<br></td>.</tr>.<tr>.<
a8900	74 64 3e 53 45 52 56 4f 3c 2f 74 64 3e 0a 3c 74 64 3e 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	td>SERVO</td>.<td>8</td>.<td.sty
a8920	6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c	le="vertical-align:.top;">-<br><
a8940	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20	/td>.<td.style="vertical-align:.
a8960	74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e	top;">-<br></td>.<td>0</td>.<td>
a8980	2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 44 4f 47 3c 2f	-<br></td>.</tr>.<tr>.<td>WDOG</
a89a0	74 64 3e 0a 3c 74 64 3e 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63	td>.<td>9</td>.<td.style="vertic
a89c0	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73	al-align:.top;">-<br></td>.<td.s
a89e0	74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72	tyle="vertical-align:.top;">-<br
a8a00	3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e	></td>.<td>0</td>.<td>-<br></td>
a8a20	0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 42 52 31 20 2a 3c 2f 74 64 3e 0a 3c 74 64 3e 31	.</tr>.<tr>.<td>BR1.*</td>.<td>1
a8a40	30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e	0</td>.<td.style="vertical-align
a8a60	3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65	:.top;">-<br></td>.<td.style="ve
a8a80	72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	rtical-align:.top;">-<br></td>.<
a8aa0	74 64 3e 62 69 74 73 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	td>bits<br></td>.<td>-<br></td>.
a8ac0	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 42 52 32 20 2a 3c 2f 74 64 3e 0a 3c 74 64 3e 31 31	</tr>.<tr>.<td>BR2.*</td>.<td>11
a8ae0	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a	</td>.<td.style="vertical-align:
a8b00	20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72	.top;">-<br></td>.<td.style="ver
a8b20	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	tical-align:.top;">-<br></td>.<t
a8b40	64 3e 62 69 74 73 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	d>bits<br></td>.<td>-<br></td>.<
a8b60	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 42 43 31 3c 2f 74 64 3e 0a 3c 74 64 3e 31 32 3c 2f 74	/tr>.<tr>.<td>BC1</td>.<td>12</t
a8b80	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f	d>.<td.style="vertical-align:.to
a8ba0	70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63	p;">-<br></td>.<td.style="vertic
a8bc0	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30	al-align:.top;">-<br></td>.<td>0
a8be0	3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a	</td>.<td>-<br></td>.</tr>.<tr>.
a8c00	3c 74 64 3e 42 43 32 3c 2f 74 64 3e 0a 3c 74 64 3e 31 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	<td>BC2</td>.<td>13</td>.<td.sty
a8c20	6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c	le="vertical-align:.top;">-<br><
a8c40	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20	/td>.<td.style="vertical-align:.
a8c60	74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e	top;">-<br></td>.<td>0</td>.<td>
a8c80	2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 42 53 31 3c 2f 74	-<br></td>.</tr>.<tr>.<td>BS1</t
a8ca0	64 3e 0a 3c 74 64 3e 31 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63	d>.<td>14</td>.<td.style="vertic
a8cc0	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73	al-align:.top;">-<br></td>.<td.s
a8ce0	74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72	tyle="vertical-align:.top;">-<br
a8d00	3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e	></td>.<td>0</td>.<td>-<br></td>
a8d20	0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 42 53 32 3c 2f 74 64 3e 0a 3c 74 64 3e 31 35 3c	.</tr>.<tr>.<td>BS2</td>.<td>15<
a8d40	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20	/td>.<td.style="vertical-align:.
a8d60	74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74	top;">-<br></td>.<td.style="vert
a8d80	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64	ical-align:.top;">-<br></td>.<td
a8da0	3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72	>0</td>.<td>-<br></td>.</tr>.<tr
a8dc0	3e 0a 3c 74 64 3e 54 49 43 4b 20 2a 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 31 36 3c 2f 74 64	>.<td>TICK.*<br></td>.<td>16</td
a8de0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70	>.<td.style="vertical-align:.top
a8e00	3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61	;">-<br></td>.<td.style="vertica
a8e20	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 74 69	l-align:.top;">-<br></td>.<td>ti
a8e40	63 6b 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e	ck<br></td>.<td>-<br></td>.</tr>
a8e60	0a 3c 74 72 3e 0a 3c 74 64 3e 48 57 56 45 52 20 2a 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 31	.<tr>.<td>HWVER.*<br></td>.<td>1
a8e80	37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e	7</td>.<td.style="vertical-align
a8ea0	3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65	:.top;">-<br></td>.<td.style="ve
a8ec0	72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	rtical-align:.top;">-<br></td>.<
a8ee0	74 64 3e 76 65 72 73 69 6f 6e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74	td>version<br></td>.<td>-<br></t
a8f00	64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4e 4f 3c 2f 74 64 3e 0a 3c 74 64 3e 31 38	d>.</tr>.<tr>.<td>NO</td>.<td>18
a8f20	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a	</td>.<td.style="vertical-align:
a8f40	20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72	.top;">-<br></td>.<td.style="ver
a8f60	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	tical-align:.top;">-<br></td>.<t
a8f80	64 3e 68 61 6e 64 6c 65 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e	d>handle<br></td>.<td>-<br></td>
a8fa0	0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4e 42 3c 2f 74 64 3e 0a 3c 74 64 3e 31 39 3c 2f	.</tr>.<tr>.<td>NB</td>.<td>19</
a8fc0	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74	td>.<td.style="vertical-align:.t
a8fe0	6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69	op;">-<br></td>.<td.style="verti
a9000	00 00 00 ab 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	....cal-align:.top;">-<br></td>.
a9020	3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a	<td>0</td>.<td>-<br></td>.</tr>.
a9040	3c 74 72 3e 0a 3c 74 64 3e 4e 50 3c 2f 74 64 3e 0a 3c 74 64 3e 32 30 3c 2f 74 64 3e 0a 3c 74 64	<tr>.<td>NP</td>.<td>20</td>.<td
a9060	20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c	.style="vertical-align:.top;">-<
a9080	62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69	br></td>.<td.style="vertical-ali
a90a0	67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a	gn:.top;">-<br></td>.<td>0</td>.
a90c0	3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4e 43	<td>-<br></td>.</tr>.<tr>.<td>NC
a90e0	3c 2f 74 64 3e 0a 3c 74 64 3e 32 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72	</td>.<td>21</td>.<td.style="ver
a9100	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	tical-align:.top;">-<br></td>.<t
a9120	64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d	d.style="vertical-align:.top;">-
a9140	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f	<br></td>.<td>0</td>.<td>-<br></
a9160	74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 47 3c 2f 74 64 3e 0a 3c 74 64 3e	td>.</tr>.<tr>.<td>PRG</td>.<td>
a9180	32 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67	22</td>.<td.style="vertical-alig
a91a0	6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76	n:.top;">-<br></td>.<td.style="v
a91c0	65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	ertical-align:.top;">-<br></td>.
a91e0	3c 74 64 3e 72 61 6e 67 65 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64	<td>range<br></td>.<td>-<br></td
a9200	3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 46 47 3c 2f 74 64 3e 0a 3c 74 64 3e 32 33	>.</tr>.<tr>.<td>PFG</td>.<td>23
a9220	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a	</td>.<td.style="vertical-align:
a9240	20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72	.top;">-<br></td>.<td.style="ver
a9260	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	tical-align:.top;">-<br></td>.<t
a9280	64 3e 66 72 65 71 75 65 6e 63 79 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f	d>frequency<br></td>.<td>-<br></
a92a0	74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 52 47 3c 2f 74 64 3e 0a 3c 74 64	td>.</tr>.<tr>.<td>PRRG</td>.<td
a92c0	3e 32 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69	>24</td>.<td.style="vertical-ali
a92e0	67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22	gn:.top;">-<br></td>.<td.style="
a9300	76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e	vertical-align:.top;">-<br></td>
a9320	0a 3c 74 64 3e 72 65 61 6c 20 72 61 6e 67 65 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62	.<td>real.range<br></td>.<td>-<b
a9340	72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 48 45 4c 50 3c 2f 74 64 3e	r></td>.</tr>.<tr>.<td>HELP</td>
a9360	0a 3c 74 64 3e 32 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c	.<td>25</td>.<td.style="vertical
a9380	2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	-align:.top;">-<br></td>.<td.sty
a93a0	6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c	le="vertical-align:.top;">-<br><
a93c0	2f 74 64 3e 0a 3c 74 64 3e 4e 2f 41 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 4e 2f 41 3c 62 72	/td>.<td>N/A<br></td>.<td>N/A<br
a93e0	3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 49 47 50 56 20 2a 3c 62 72	></td>.</tr>.<tr>.<td>PIGPV.*<br
a9400	3e 3c 2f 74 64 3e 0a 3c 74 64 3e 32 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65	></td>.<td>26</td>.<td.style="ve
a9420	72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	rtical-align:.top;">-<br></td>.<
a9440	74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e	td.style="vertical-align:.top;">
a9460	2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 76 65 72 73 69 6f 6e 3c 62 72 3e 3c 2f 74 64 3e 0a	-<br></td>.<td>version<br></td>.
a9480	3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56	<td>-<br></td>.</tr>.<tr>.<td>WV
a94a0	43 4c 52 3c 2f 74 64 3e 0a 3c 74 64 3e 32 37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22	CLR</td>.<td>27</td>.<td.style="
a94c0	76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e	vertical-align:.top;">-<br></td>
a94e0	0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b	.<td.style="vertical-align:.top;
a9500	22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72	">-<br></td>.<td>0</td>.<td>-<br
a9520	3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 41 47 3c 2f 74 64 3e 0a	></td>.</tr>.<tr>.<td>WVAG</td>.
a9540	3c 74 64 3e 32 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d	<td>28</td>.<td.style="vertical-
a9560	61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	align:.top;">-<br></td>.<td.styl
a9580	65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f	e="vertical-align:.top;">-<br></
a95a0	74 64 3e 0a 3c 74 64 3e 77 61 76 65 20 70 75 6c 73 65 73 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64	td>.<td>wave.pulses<br></td>.<td
a95c0	3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 41 53 3c	>-<br></td>.</tr>.<tr>.<td>WVAS<
a95e0	2f 74 64 3e 0a 3c 74 64 3e 32 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74	/td>.<td>29</td>.<td.style="vert
a9600	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64	ical-align:.top;">-<br></td>.<td
a9620	20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c	.style="vertical-align:.top;">-<
a9640	62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 77 61 76 65 20 70 75 6c 73 65 73 3c 62 72 3e 3c 2f 74 64	br></td>.<td>wave.pulses<br></td
a9660	3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e	>.<td>-<br></td>.</tr>.<tr>.<td>
a9680	4e 2f 41 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 33 30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	N/A<br></td>.<td>30</td>.<td.sty
a96a0	6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c	le="vertical-align:.top;">-<br><
a96c0	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20	/td>.<td.style="vertical-align:.
a96e0	74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	top;">-<br></td>.<td>-<br></td>.
a9700	3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4e 2f	<td>-<br></td>.</tr>.<tr>.<td>N/
a9720	41 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 33 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	A<br></td>.<td>31</td>.<td.style
a9740	3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74	="vertical-align:.top;">-<br></t
a9760	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f	d>.<td.style="vertical-align:.to
a9780	70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	p;">-<br></td>.<td>-<br></td>.<t
a97a0	64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 42 53	d>-<br></td>.</tr>.<tr>.<td>WVBS
a97c0	59 3c 2f 74 64 3e 0a 3c 74 64 3e 33 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65	Y</td>.<td>32</td>.<td.style="ve
a97e0	72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	rtical-align:.top;">-<br></td>.<
a9800	74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e	td.style="vertical-align:.top;">
a9820	2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 62 75 73 79 20 28 31 29 20 6f 72 20 6e 6f 74 20 62	-<br></td>.<td>busy.(1).or.not.b
a9840	75 73 79 20 28 30 29 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a	usy.(0)<br></td>.<td>-<br></td>.
a9860	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 48 4c 54 3c 2f 74 64 3e 0a 3c 74 64 3e 33 33	</tr>.<tr>.<td>WVHLT</td>.<td>33
a9880	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a	</td>.<td.style="vertical-align:
a98a0	20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72	.top;">-<br></td>.<td.style="ver
a98c0	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	tical-align:.top;">-<br></td>.<t
a98e0	64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74	d>0</td>.<td>-<br></td>.</tr>.<t
a9900	72 3e 0a 3c 74 64 3e 57 56 53 4d 3c 2f 74 64 3e 0a 3c 74 64 3e 33 34 3c 2f 74 64 3e 0a 3c 74 64	r>.<td>WVSM</td>.<td>34</td>.<td
a9920	20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c	.style="vertical-align:.top;">-<
a9940	62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69	br></td>.<td.style="vertical-ali
a9960	67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 77 61 76 65 20 6d 69	gn:.top;">-<br></td>.<td>wave.mi
a9980	63 72 6f 73 3c 62 72 3e 0a 77 61 76 65 20 6d 69 63 72 6f 73 20 2d 20 68 69 67 68 3c 62 72 3e 0a	cros<br>.wave.micros.-.high<br>.
a99a0	77 61 76 65 20 6d 69 63 72 6f 73 20 2d 20 6d 61 78 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d	wave.micros.-.max<br></td>.<td>-
a99c0	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 53 50 3c 2f 74	<br></td>.</tr>.<tr>.<td>WVSP</t
a99e0	64 3e 0a 3c 74 64 3e 33 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63	d>.<td>35</td>.<td.style="vertic
a9a00	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73	al-align:.top;">-<br></td>.<td.s
a9a20	74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72	tyle="vertical-align:.top;">-<br
a9a40	3e 3c 2f 74 64 3e 0a 3c 74 64 3e 77 61 76 65 20 70 75 6c 73 65 73 3c 62 72 3e 0a 77 61 76 65 20	></td>.<td>wave.pulses<br>.wave.
a9a60	70 75 6c 73 65 73 20 2d 20 68 69 67 68 3c 62 72 3e 0a 77 61 76 65 20 70 75 6c 73 65 73 20 2d 20	pulses.-.high<br>.wave.pulses.-.
a9a80	6d 61 78 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72	max<br></td>.<td>-<br></td>.</tr
a9aa0	3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 53 43 3c 2f 74 64 3e 0a 3c 74 64 3e 33 36 3c 2f 74 64 3e	>.<tr>.<td>WVSC</td>.<td>36</td>
a9ac0	0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b	.<td.style="vertical-align:.top;
a9ae0	22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c	">-<br></td>.<td.style="vertical
a9b00	2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 77 61 76	-align:.top;">-<br></td>.<td>wav
a9b20	65 20 44 4d 41 20 43 42 73 3c 62 72 3e 0a 77 61 76 65 20 44 4d 41 20 43 42 73 20 2d 20 68 69 67	e.DMA.CBs<br>.wave.DMA.CBs.-.hig
a9b40	68 3c 62 72 3e 0a 77 61 76 65 20 44 4d 41 20 43 42 73 20 2d 20 6d 61 78 3c 62 72 3e 3c 2f 74 64	h<br>.wave.DMA.CBs.-.max<br></td
a9b60	3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e	>.<td>-<br></td>.</tr>.<tr>.<td>
a9b80	54 52 49 47 3c 2f 74 64 3e 0a 3c 74 64 3e 33 37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	TRIG</td>.<td>37</td>.<td.style=
a9ba0	22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64	"vertical-align:.top;">-<br></td
a9bc0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70	>.<td.style="vertical-align:.top
a9be0	3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64	;">-<br></td>.<td>0<br></td>.<td
a9c00	3e 2d 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 4f 43 3c 2f 74 64 3e	>-</td>.</tr>.<tr>.<td>PROC</td>
a9c20	0a 3c 74 64 3e 33 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c	.<td>38</td>.<td.style="vertical
a9c40	2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	-align:.top;">-<br></td>.<td.sty
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a9f00	30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a	0<br></td>.<td>-<br></td>.</tr>.
a9f20	3c 74 72 3e 0a 3c 74 64 3e 53 4c 52 3c 2f 74 64 3e 0a 3c 74 64 3e 34 33 3c 2f 74 64 3e 0a 3c 74	<tr>.<td>SLR</td>.<td>43</td>.<t
a9f40	64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d	d.style="vertical-align:.top;">-
a9f60	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c	<br></td>.<td.style="vertical-al
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aa040	64 3e 0a 3c 74 64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74	d>.<td>0</td>.<td>-<br></td>.</t
aa060	72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 52 4f 43 50 3c 2f 74 64 3e 0a 3c 74 64 3e 34 35 3c 2f 74	r>.<tr>.<td>PROCP</td>.<td>45</t
aa080	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f	d>.<td.style="vertical-align:.to
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aa120	0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 4d 49 43 53 3c 2f 74 64 3e 0a 3c 74 64 3e 34 36	.</tr>.<tr>.<td>MICS</td>.<td>46
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aa1a0	64 3e 30 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74	d>0</td>.<td>-<br></td>.</tr>.<t
aa1c0	72 3e 0a 3c 74 64 3e 4d 49 4c 53 3c 2f 74 64 3e 0a 3c 74 64 3e 34 37 3c 2f 74 64 3e 0a 3c 74 64	r>.<td>MILS</td>.<td>47</td>.<td
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aa240	3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 50 41	<td>-<br></td>.</tr>.<tr>.<td>PA
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aa2a0	0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b	.<td.style="vertical-align:.top;
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aa2e0	64 3e 2d 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57 56 43 52 45 3c 2f 74	d>-</td>.</tr>.<tr>.<td>WVCRE</t
aa300	64 3e 0a 3c 74 64 3e 34 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63	d>.<td>49</td>.<td.style="vertic
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aa3e0	20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c	.style="vertical-align:.top;">-<
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aa4a0	3c 74 64 3e 77 61 76 65 20 44 4d 41 20 43 42 73 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 3e 2d 3c	<td>wave.DMA.CBs<br></td>.<td>-<
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aa560	0a 3c 74 64 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 3e 57	.<td>-<br></td>.</tr>.<tr>.<td>W
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ac6a0	74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74	tr>.<td.style="vertical-align:.t
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ac7c0	79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 46 47 3c 62 72	yle="vertical-align:.top;">FG<br
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ad8a0	73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 30 3c 62	style="vertical-align:.top;">0<b
ad8c0	72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67	r></td>.<td.style="vertical-alig
ad8e0	6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c	n:.top;">-<br></td>.</tr>.<tr>.<
ad900	74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e	td.style="vertical-align:.top;">
ad920	42 53 50 49 58 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63	BSPIX<br></td>.<td.style="vertic
ad940	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 31 31 33 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64	al-align:.top;">113<br></td>.<td
ad960	20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c	.style="vertical-align:.top;">-<
ad980	62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69	br></td>.<td.style="vertical-ali
ad9a0	67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22	gn:.top;">-<br></td>.<td.style="
ad9c0	76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 58 3c 62 72 3e 3c 2f 74 64 3e	vertical-align:.top;">X<br></td>
ad9e0	0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b	.<td.style="vertical-align:.top;
ada00	22 3e 75 69 6e 74 38 5f 74 20 64 61 74 61 5b 58 5d 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72	">uint8_t.data[X]</td>.</tr>.<tr
ada20	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70	>.<td.style="vertical-align:.top
ada40	3b 22 3e 42 53 43 58 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74	;">BSCX<br></td>.<td.style="vert
ada60	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 31 31 34 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	ical-align:.top;">114<br></td>.<
ada80	74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e	td.style="vertical-align:.top;">
adaa0	2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61	-<br></td>.<td.style="vertical-a
adac0	6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	lign:.top;">-<br></td>.<td.style
adae0	3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 58 2b 34 3c 62 72 3e 3c	="vertical-align:.top;">X+4<br><
adb00	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20	/td>.<td.style="vertical-align:.
adb20	74 6f 70 3b 22 3e 75 69 6e 74 33 32 5f 74 20 73 74 61 74 75 73 3c 62 72 3e 0a 75 69 6e 74 38 5f	top;">uint32_t.status<br>.uint8_
adb40	74 20 64 61 74 61 5b 58 5d 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74	t.data[X]</td>.</tr>.<tr>.<td.st
adb60	79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 45 56 4d 3c 62	yle="vertical-align:.top;">EVM<b
adb80	72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67	r></td>.<td.style="vertical-alig
adba0	6e 3a 20 74 6f 70 3b 22 3e 31 31 35 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	n:.top;">115<br></td>.<td.style=
adbc0	22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64	"vertical-align:.top;">-<br></td
adbe0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70	>.<td.style="vertical-align:.top
adc00	3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61	;">-<br></td>.<td.style="vertica
adc20	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	l-align:.top;">0<br></td>.<td.st
adc40	79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e	yle="vertical-align:.top;">-<br>
adc60	3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74	</td>.</tr>.<tr>.<td.style="vert
adc80	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 45 56 54 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	ical-align:.top;">EVT<br></td>.<
adca0	74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e	td.style="vertical-align:.top;">
adcc0	31 31 36 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c	116<br></td>.<td.style="vertical
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add00	6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 2d 3c 62 72 3e 3c	le="vertical-align:.top;">-<br><
add20	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20	/td>.<td.style="vertical-align:.
add40	74 6f 70 3b 22 3e 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74	top;">0<br></td>.<td.style="vert
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add80	72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 76 61 6c 69 67 6e 3d 22 74 6f 70 22 3e 50 52 4f 43 55 3c 62	r>.<tr>.<td.valign="top">PROCU<b
adda0	72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 76 61 6c 69 67 6e 3d 22 74 6f 70 22 3e 31 31 37 3c 62 72 3e	r></td>.<td.valign="top">117<br>
addc0	3c 2f 74 64 3e 0a 3c 74 64 20 76 61 6c 69 67 6e 3d 22 74 6f 70 22 3e 2d 3c 62 72 3e 3c 2f 74 64	</td>.<td.valign="top">-<br></td
adde0	3e 0a 3c 74 64 20 76 61 6c 69 67 6e 3d 22 74 6f 70 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	>.<td.valign="top">-<br></td>.<t
ade00	64 20 76 61 6c 69 67 6e 3d 22 74 6f 70 22 3e 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 76 61	d.valign="top">0<br></td>.<td.va
ade20	6c 69 67 6e 3d 22 74 6f 70 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 2f 74 62	lign="top">-<br></td>.</tr>.</tb
ade40	6f 64 79 3e 0a 3c 2f 74 61 62 6c 65 3e 0a 3c 63 6f 64 65 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a	ody>.</table>.<code><br></code>.
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adf40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 69 6e 74 33 32	;&nbsp;&nbsp;&nbsp;&nbsp;.uint32
adf60	5f 74 20 70 33 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	_t.p3;<br>.&nbsp;&nbsp;&nbsp;&nb
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adfa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.u
adfc0	69 6e 74 33 32 5f 74 20 72 65 73 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3b	int32_t.res;<br>.&nbsp;&nbsp;.};
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aeca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aecc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aece0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aed00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aed20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aed40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aed60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aed80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aeda0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aedc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aede0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aee00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aee20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aee40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aee60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aee80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aeea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aeec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aeee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aef00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aef20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aef40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aef60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aef80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aefa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aefc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
aefe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
af000	00 00 00 d1 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 70 69 58 66 65 72 22 3e 73 70 69 58 66 65	....td><a.href="#spiXfer">spiXfe
af020	72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	r</a></td><td>..................
af040	20 54 72 61 6e 73 66 65 72 73 20 62 79 74 65 73 20 77 69 74 68 20 61 20 53 50 49 20 64 65 76 69	.Transfers.bytes.with.a.SPI.devi
af060	63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	ce.</td></tr><tr><td></td><td></
af080	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 50 49 20 42 49 54 20 42 41 4e 47 0a	td></tr><tr><td><b>SPI.BIT.BANG.
af0a0	3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	</b></td><td></td></tr><tr><td><
af0c0	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	/td><td></td></tr><tr><td><a.hre
af0e0	66 3d 22 23 62 62 53 50 49 4f 70 65 6e 22 3e 62 62 53 50 49 4f 70 65 6e 3c 2f 61 3e 3c 2f 74 64	f="#bbSPIOpen">bbSPIOpen</a></td
af100	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 47 50 49 4f	><td>.................Opens.GPIO
af120	20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	.for.bit.banging.SPI.</td></tr><
af140	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 53 50 49 43 6c 6f 73 65 22 3e 62 62 53	tr><td><a.href="#bbSPIClose">bbS
af160	50 49 43 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	PIClose</a></td><td>............
af180	20 20 20 20 43 6c 6f 73 65 73 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20	....Closes.GPIO.for.bit.banging.
af1a0	53 50 49 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	SPI.</td></tr><tr><td></td><td><
af1c0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 53 50 49	/td></tr><tr><td><a.href="#bbSPI
af1e0	58 66 65 72 22 3e 62 62 53 50 49 58 66 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	Xfer">bbSPIXfer</a></td><td>....
af200	20 20 20 20 20 20 20 20 20 20 20 20 20 50 65 72 66 6f 72 6d 73 20 62 69 74 20 62 61 6e 67 65 64	.............Performs.bit.banged
af220	20 53 50 49 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	.SPI.transactions.</td></tr><tr>
af240	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
af260	62 3e 46 49 4c 45 53 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	b>FILES.</b></td><td></td></tr><
af280	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
af2a0	64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 4f 70 65 6e 22 3e 66 69 6c 65 4f 70 65 6e 3c 2f	d><a.href="#fileOpen">fileOpen</
af2c0	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65	a></td><td>..................Ope
af2e0	6e 73 20 61 20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	ns.a.file.</td></tr><tr><td><a.h
af300	72 65 66 3d 22 23 66 69 6c 65 43 6c 6f 73 65 22 3e 66 69 6c 65 43 6c 6f 73 65 3c 2f 61 3e 3c 2f	ref="#fileClose">fileClose</a></
af320	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 61	td><td>.................Closes.a
af340	20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	.file.</td></tr><tr><td></td><td
af360	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c	></td></tr><tr><td><a.href="#fil
af380	65 52 65 61 64 22 3e 66 69 6c 65 52 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	eRead">fileRead</a></td><td>....
af3a0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 62 79 74 65 73 20 66 72 6f 6d 20 61	..............Reads.bytes.from.a
af3c0	20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	.file.</td></tr><tr><td><a.href=
af3e0	22 23 66 69 6c 65 57 72 69 74 65 22 3e 66 69 6c 65 57 72 69 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c	"#fileWrite">fileWrite</a></td><
af400	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 62 79 74 65 73	td>.................Writes.bytes
af420	20 74 6f 20 61 20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74	.to.a.file.</td></tr><tr><td></t
af440	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
af460	22 23 66 69 6c 65 53 65 65 6b 22 3e 66 69 6c 65 53 65 65 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	"#fileSeek">fileSeek</a></td><td
af480	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 65 6b 73 20 74 6f 20 61 20 70 6f	>..................Seeks.to.a.po
af4a0	73 69 74 69 6f 6e 20 77 69 74 68 69 6e 20 61 20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	sition.within.a.file.</td></tr><
af4c0	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
af4e0	64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 4c 69 73 74 22 3e 66 69 6c 65 4c 69 73 74 3c 2f	d><a.href="#fileList">fileList</
af500	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4c 69 73	a></td><td>..................Lis
af520	74 20 66 69 6c 65 73 20 77 68 69 63 68 20 6d 61 74 63 68 20 61 20 70 61 74 74 65 72 6e 0a 3c 2f	t.files.which.match.a.pattern.</
af540	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
af560	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 57 41 56 45 53 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64	tr><tr><td><b>WAVES.</b></td><td
af580	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	></td></tr><tr><td></td><td></td
af5a0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65	></tr><tr><td><a.href="#gpioWave
af5c0	43 6c 65 61 72 22 3e 67 70 69 6f 57 61 76 65 43 6c 65 61 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	Clear">gpioWaveClear</a></td><td
af5e0	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 44 65 6c 65 74 65 73 20 61 6c 6c 20 77 61 76 65 66 6f	>.............Deletes.all.wavefo
af600	72 6d 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	rms.</td></tr><tr><td></td><td><
af620	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57	/td></tr><tr><td><a.href="#gpioW
af640	61 76 65 41 64 64 4e 65 77 22 3e 67 70 69 6f 57 61 76 65 41 64 64 4e 65 77 3c 2f 61 3e 3c 2f 74	aveAddNew">gpioWaveAddNew</a></t
af660	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 73 20 61 20 6e 65 77 20 77	d><td>............Starts.a.new.w
af680	61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	aveform.</td></tr><tr><td><a.hre
af6a0	66 3d 22 23 67 70 69 6f 57 61 76 65 41 64 64 47 65 6e 65 72 69 63 22 3e 67 70 69 6f 57 61 76 65	f="#gpioWaveAddGeneric">gpioWave
af6c0	41 64 64 47 65 6e 65 72 69 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 41	AddGeneric</a></td><td>........A
af6e0	64 64 73 20 61 20 73 65 72 69 65 73 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 74 68 65 20 77 61	dds.a.series.of.pulses.to.the.wa
af700	76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	veform.</td></tr><tr><td><a.href
af720	3d 22 23 67 70 69 6f 57 61 76 65 41 64 64 53 65 72 69 61 6c 22 3e 67 70 69 6f 57 61 76 65 41 64	="#gpioWaveAddSerial">gpioWaveAd
af740	64 53 65 72 69 61 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 41 64 64	dSerial</a></td><td>.........Add
af760	73 20 73 65 72 69 61 6c 20 64 61 74 61 20 74 6f 20 74 68 65 20 77 61 76 65 66 6f 72 6d 0a 3c 2f	s.serial.data.to.the.waveform.</
af780	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
af7a0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 43 72 65	tr><tr><td><a.href="#gpioWaveCre
af7c0	61 74 65 22 3e 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	ate">gpioWaveCreate</a></td><td>
af7e0	20 20 20 20 20 20 20 20 20 20 20 20 43 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 66	............Creates.a.waveform.f
af800	72 6f 6d 20 61 64 64 65 64 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	rom.added.data.</td></tr><tr><td
af820	3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 50 61 64 22 3e 67 70	><a.href="#gpioWaveCreatePad">gp
af840	69 6f 57 61 76 65 43 72 65 61 74 65 50 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	ioWaveCreatePad</a></td><td>....
af860	20 20 20 20 20 43 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 66 20 66 69 78 65 64	.....Creates.a.waveform.of.fixed
af880	20 73 69 7a 65 20 66 72 6f 6d 20 61 64 64 65 64 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	.size.from.added.data.</td></tr>
af8a0	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 44 65 6c 65 74 65	<tr><td><a.href="#gpioWaveDelete
af8c0	22 3e 67 70 69 6f 57 61 76 65 44 65 6c 65 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	">gpioWaveDelete</a></td><td>...
af8e0	20 20 20 20 20 20 20 20 20 44 65 6c 65 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64	.........Deletes.a.waveform.</td
af900	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
af920	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 54 78 53 65 6e	><tr><td><a.href="#gpioWaveTxSen
af940	64 22 3e 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	d">gpioWaveTxSend</a></td><td>..
af960	20 20 20 20 20 20 20 20 20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 77 61 76 65 66 6f 72 6d 0a 3c	..........Transmits.a.waveform.<
af980	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
af9a0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 43 68	/tr><tr><td><a.href="#gpioWaveCh
af9c0	61 69 6e 22 3e 67 70 69 6f 57 61 76 65 43 68 61 69 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	ain">gpioWaveChain</a></td><td>.
af9e0	20 20 20 20 20 20 20 20 20 20 20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 63 68 61 69 6e 20 6f 66	............Transmits.a.chain.of
afa00	20 77 61 76 65 66 6f 72 6d 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74	.waveforms.</td></tr><tr><td></t
afa20	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
afa40	22 23 67 70 69 6f 57 61 76 65 54 78 41 74 22 3e 67 70 69 6f 57 61 76 65 54 78 41 74 3c 2f 61 3e	"#gpioWaveTxAt">gpioWaveTxAt</a>
afa60	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 74 75 72 6e 73 20 74	</td><td>..............Returns.t
afa80	68 65 20 63 75 72 72 65 6e 74 20 74 72 61 6e 73 6d 69 74 74 69 6e 67 20 77 61 76 65 66 6f 72 6d	he.current.transmitting.waveform
afaa0	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
afac0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65	></tr><tr><td><a.href="#gpioWave
afae0	54 78 42 75 73 79 22 3e 67 70 69 6f 57 61 76 65 54 78 42 75 73 79 3c 2f 61 3e 3c 2f 74 64 3e 3c	TxBusy">gpioWaveTxBusy</a></td><
afb00	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 43 68 65 63 6b 73 20 74 6f 20 73 65 65 20 69 66 20	td>............Checks.to.see.if.
afb20	74 68 65 20 77 61 76 65 66 6f 72 6d 20 68 61 73 20 65 6e 64 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72	the.waveform.has.ended.</td></tr
afb40	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	><tr><td></td><td></td></tr><tr>
afb60	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 54 78 53 74 6f 70 22 3e 67 70	<td><a.href="#gpioWaveTxStop">gp
afb80	69 6f 57 61 76 65 54 78 53 74 6f 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20	ioWaveTxStop</a></td><td>.......
afba0	20 20 20 20 20 41 62 6f 72 74 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d	.....Aborts.the.current.waveform
afbc0	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
afbe0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65	></tr><tr><td><a.href="#gpioWave
afc00	47 65 74 43 62 73 22 3e 67 70 69 6f 57 61 76 65 47 65 74 43 62 73 3c 2f 61 3e 3c 2f 74 64 3e 3c	GetCbs">gpioWaveGetCbs</a></td><
afc20	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e 20 43 42 73 20 6f 66 20	td>............Length.in.CBs.of.
afc40	74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	the.current.waveform.</td></tr><
afc60	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 47 65 74 48 69 67 68	tr><td><a.href="#gpioWaveGetHigh
afc80	43 62 73 22 3e 67 70 69 6f 57 61 76 65 47 65 74 48 69 67 68 43 62 73 3c 2f 61 3e 3c 2f 74 64 3e	Cbs">gpioWaveGetHighCbs</a></td>
afca0	3c 74 64 3e 20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 6f 66 20 6c 6f 6e 67 65 73 74 20 77 61	<td>........Length.of.longest.wa
afcc0	76 65 66 6f 72 6d 20 73 6f 20 66 61 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	veform.so.far.</td></tr><tr><td>
afce0	3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 47 65 74 4d 61 78 43 62 73 22 3e 67 70 69	<a.href="#gpioWaveGetMaxCbs">gpi
afd00	6f 57 61 76 65 47 65 74 4d 61 78 43 62 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	oWaveGetMaxCbs</a></td><td>.....
afd20	20 20 20 20 41 62 73 6f 6c 75 74 65 20 6d 61 78 69 6d 75 6d 20 61 6c 6c 6f 77 65 64 20 43 42 73	....Absolute.maximum.allowed.CBs
afd40	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
afd60	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65	></tr><tr><td><a.href="#gpioWave
afd80	47 65 74 4d 69 63 72 6f 73 22 3e 67 70 69 6f 57 61 76 65 47 65 74 4d 69 63 72 6f 73 3c 2f 61 3e	GetMicros">gpioWaveGetMicros</a>
afda0	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e 20 6d 69 63 72	</td><td>.........Length.in.micr
afdc0	6f 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e	os.of.the.current.waveform.</td>
afde0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 47	</tr><tr><td><a.href="#gpioWaveG
afe00	65 74 48 69 67 68 4d 69 63 72 6f 73 22 3e 67 70 69 6f 57 61 76 65 47 65 74 48 69 67 68 4d 69 63	etHighMicros">gpioWaveGetHighMic
afe20	72 6f 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 4c 65 6e 67 74 68 20 6f 66 20 6c	ros</a></td><td>.....Length.of.l
afe40	6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72 6d 20 73 6f 20 66 61 72 0a 3c 2f 74 64 3e 3c 2f 74 72	ongest.waveform.so.far.</td></tr
afe60	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 47 65 74 4d 61	><tr><td><a.href="#gpioWaveGetMa
afe80	78 4d 69 63 72 6f 73 22 3e 67 70 69 6f 57 61 76 65 47 65 74 4d 61 78 4d 69 63 72 6f 73 3c 2f 61	xMicros">gpioWaveGetMaxMicros</a
afea0	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 41 62 73 6f 6c 75 74 65 20 6d 61 78 69 6d 75 6d	></td><td>......Absolute.maximum
afec0	20 61 6c 6c 6f 77 65 64 20 6d 69 63 72 6f 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	.allowed.micros.</td></tr><tr><t
afee0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
aff00	68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 47 65 74 50 75 6c 73 65 73 22 3e 67 70 69 6f 57 61	href="#gpioWaveGetPulses">gpioWa
aff20	76 65 47 65 74 50 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	veGetPulses</a></td><td>........
aff40	20 4c 65 6e 67 74 68 20 69 6e 20 70 75 6c 73 65 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74	.Length.in.pulses.of.the.current
aff60	20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	.waveform.</td></tr><tr><td><a.h
aff80	72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 47 65 74 48 69 67 68 50 75 6c 73 65 73 22 3e 67 70 69	ref="#gpioWaveGetHighPulses">gpi
affa0	6f 57 61 76 65 47 65 74 48 69 67 68 50 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	oWaveGetHighPulses</a></td><td>.
affc0	20 20 20 20 4c 65 6e 67 74 68 20 6f 66 20 6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72 6d 20 73	....Length.of.longest.waveform.s
affe0	6f 20 66 61 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	o.far.</td></tr><tr><td><a.href=
b0000	00 00 00 b0 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 57 72 69 74 65 42 6c 6f 63 6b	....><td><a.href="#i2cWriteBlock
b0020	44 61 74 61 22 3e 69 32 63 57 72 69 74 65 42 6c 6f 63 6b 44 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e	Data">i2cWriteBlockData</a></td>
b0040	3c 74 64 3e 20 20 20 20 20 20 20 20 20 53 4d 42 75 73 20 77 72 69 74 65 20 62 6c 6f 63 6b 20 64	<td>.........SMBus.write.block.d
b0060	61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	ata.</td></tr><tr><td></td><td><
b0080	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 52 65	/td></tr><tr><td><a.href="#i2cRe
b00a0	61 64 49 32 43 42 6c 6f 63 6b 44 61 74 61 22 3e 69 32 63 52 65 61 64 49 32 43 42 6c 6f 63 6b 44	adI2CBlockData">i2cReadI2CBlockD
b00c0	61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 53 4d 42 75 73 20 72 65 61	ata</a></td><td>.......SMBus.rea
b00e0	64 20 49 32 43 20 62 6c 6f 63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	d.I2C.block.data.</td></tr><tr><
b0100	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 57 72 69 74 65 49 32 43 42 6c 6f 63 6b 44 61 74	td><a.href="#i2cWriteI2CBlockDat
b0120	61 22 3e 69 32 63 57 72 69 74 65 49 32 43 42 6c 6f 63 6b 44 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e	a">i2cWriteI2CBlockData</a></td>
b0140	3c 74 64 3e 20 20 20 20 20 20 53 4d 42 75 73 20 77 72 69 74 65 20 49 32 43 20 62 6c 6f 63 6b 20	<td>......SMBus.write.I2C.block.
b0160	64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	data.</td></tr><tr><td></td><td>
b0180	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 52	</td></tr><tr><td><a.href="#i2cR
b01a0	65 61 64 44 65 76 69 63 65 22 3e 69 32 63 52 65 61 64 44 65 76 69 63 65 3c 2f 61 3e 3c 2f 74 64	eadDevice">i2cReadDevice</a></td
b01c0	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 74 68 65 20 72 61 77 20	><td>.............Reads.the.raw.
b01e0	49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	I2C.device.</td></tr><tr><td><a.
b0200	68 72 65 66 3d 22 23 69 32 63 57 72 69 74 65 44 65 76 69 63 65 22 3e 69 32 63 57 72 69 74 65 44	href="#i2cWriteDevice">i2cWriteD
b0220	65 76 69 63 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 57 72	evice</a></td><td>............Wr
b0240	69 74 65 73 20 74 68 65 20 72 61 77 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74	ites.the.raw.I2C.device.</td></t
b0260	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
b0280	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 50 72 6f 63 65 73 73 43 61 6c 6c 22 3e 69	><td><a.href="#i2cProcessCall">i
b02a0	32 63 50 72 6f 63 65 73 73 43 61 6c 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	2cProcessCall</a></td><td>......
b02c0	20 20 20 20 20 20 53 4d 42 75 73 20 70 72 6f 63 65 73 73 20 63 61 6c 6c 0a 3c 2f 74 64 3e 3c 2f	......SMBus.process.call.</td></
b02e0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 42 6c 6f 63 6b 50 72 6f	tr><tr><td><a.href="#i2cBlockPro
b0300	63 65 73 73 43 61 6c 6c 22 3e 69 32 63 42 6c 6f 63 6b 50 72 6f 63 65 73 73 43 61 6c 6c 3c 2f 61	cessCall">i2cBlockProcessCall</a
b0320	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 53 4d 42 75 73 20 62 6c 6f 63 6b 20 70 72 6f	></td><td>.......SMBus.block.pro
b0340	63 65 73 73 20 63 61 6c 6c 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	cess.call.</td></tr><tr><td></td
b0360	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
b0380	23 69 32 63 53 77 69 74 63 68 43 6f 6d 62 69 6e 65 64 22 3e 69 32 63 53 77 69 74 63 68 43 6f 6d	#i2cSwitchCombined">i2cSwitchCom
b03a0	62 69 6e 65 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 53 65 74 73 20	bined</a></td><td>.........Sets.
b03c0	6f 72 20 63 6c 65 61 72 73 20 74 68 65 20 63 6f 6d 62 69 6e 65 64 20 66 6c 61 67 0a 3c 2f 74 64	or.clears.the.combined.flag.</td
b03e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
b0400	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 53 65 67 6d 65 6e 74 73 22 3e	><tr><td><a.href="#i2cSegments">
b0420	69 32 63 53 65 67 6d 65 6e 74 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	i2cSegments</a></td><td>........
b0440	20 20 20 20 20 20 20 50 65 72 66 6f 72 6d 73 20 6d 75 6c 74 69 70 6c 65 20 49 32 43 20 74 72 61	.......Performs.multiple.I2C.tra
b0460	6e 73 61 63 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	nsactions.</td></tr><tr><td></td
b0480	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
b04a0	23 69 32 63 5a 69 70 22 3e 69 32 63 5a 69 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	#i2cZip">i2cZip</a></td><td>....
b04c0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 65 72 66 6f 72 6d 73 20 6d 75 6c 74 69 70 6c	................Performs.multipl
b04e0	65 20 49 32 43 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	e.I2C.transactions.</td></tr><tr
b0500	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td></td><td></td></tr><tr><td>
b0520	3c 62 3e 49 32 43 20 42 49 54 20 42 41 4e 47 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	<b>I2C.BIT.BANG.</b></td><td></t
b0540	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	d></tr><tr><td></td><td></td></t
b0560	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 49 32 43 4f 70 65 6e 22 3e 62	r><tr><td><a.href="#bbI2COpen">b
b0580	62 49 32 43 4f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20	bI2COpen</a></td><td>...........
b05a0	20 20 20 20 20 20 4f 70 65 6e 73 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67	......Opens.GPIO.for.bit.banging
b05c0	20 49 32 43 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	.I2C.</td></tr><tr><td><a.href="
b05e0	23 62 62 49 32 43 43 6c 6f 73 65 22 3e 62 62 49 32 43 43 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e	#bbI2CClose">bbI2CClose</a></td>
b0600	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 47 50 49 4f 20	<td>................Closes.GPIO.
b0620	66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	for.bit.banging.I2C.</td></tr><t
b0640	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
b0660	3e 3c 61 20 68 72 65 66 3d 22 23 62 62 49 32 43 5a 69 70 22 3e 62 62 49 32 43 5a 69 70 3c 2f 61	><a.href="#bbI2CZip">bbI2CZip</a
b0680	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 65 72 66	></td><td>..................Perf
b06a0	6f 72 6d 73 20 62 69 74 20 62 61 6e 67 65 64 20 49 32 43 20 74 72 61 6e 73 61 63 74 69 6f 6e 73	orms.bit.banged.I2C.transactions
b06c0	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
b06e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 49 32 43 2f 53 50 49 20 53 4c 41 56 45 0a 3c	></tr><tr><td><b>I2C/SPI.SLAVE.<
b0700	2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	/b></td><td></td></tr><tr><td></
b0720	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	td><td></td></tr><tr><td><a.href
b0740	3d 22 23 62 73 63 58 66 65 72 22 3e 62 73 63 58 66 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	="#bscXfer">bscXfer</a></td><td>
b0760	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 49 32 43 2f 53 50 49 20 61 73 20 73 6c	...................I2C/SPI.as.sl
b0780	61 76 65 20 74 72 61 6e 73 66 65 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	ave.transfer.</td></tr><tr><td><
b07a0	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 45 52	/td><td></td></tr><tr><td><b>SER
b07c0	49 41 4c 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	IAL.</b></td><td></td></tr><tr><
b07e0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
b0800	20 68 72 65 66 3d 22 23 73 65 72 4f 70 65 6e 22 3e 73 65 72 4f 70 65 6e 3c 2f 61 3e 3c 2f 74 64	.href="#serOpen">serOpen</a></td
b0820	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20	><td>...................Opens.a.
b0840	73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	serial.device.</td></tr><tr><td>
b0860	3c 61 20 68 72 65 66 3d 22 23 73 65 72 43 6c 6f 73 65 22 3e 73 65 72 43 6c 6f 73 65 3c 2f 61 3e	<a.href="#serClose">serClose</a>
b0880	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65	</td><td>..................Close
b08a0	73 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	s.a.serial.device.</td></tr><tr>
b08c0	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
b08e0	61 20 68 72 65 66 3d 22 23 73 65 72 52 65 61 64 42 79 74 65 22 3e 73 65 72 52 65 61 64 42 79 74	a.href="#serReadByte">serReadByt
b0900	65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61	e</a></td><td>...............Rea
b0920	64 73 20 61 20 62 79 74 65 20 66 72 6f 6d 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c	ds.a.byte.from.a.serial.device.<
b0940	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 57 72	/td></tr><tr><td><a.href="#serWr
b0960	69 74 65 42 79 74 65 22 3e 73 65 72 57 72 69 74 65 42 79 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	iteByte">serWriteByte</a></td><t
b0980	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 61 20 62 79 74 65 20 74 6f	d>..............Writes.a.byte.to
b09a0	20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	.a.serial.device.</td></tr><tr><
b09c0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
b09e0	20 68 72 65 66 3d 22 23 73 65 72 52 65 61 64 22 3e 73 65 72 52 65 61 64 3c 2f 61 3e 3c 2f 74 64	.href="#serRead">serRead</a></td
b0a00	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 62 79	><td>...................Reads.by
b0a20	74 65 73 20 66 72 6f 6d 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f	tes.from.a.serial.device.</td></
b0a40	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 57 72 69 74 65 22 3e 73	tr><tr><td><a.href="#serWrite">s
b0a60	65 72 57 72 69 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	erWrite</a></td><td>............
b0a80	20 20 20 20 20 20 57 72 69 74 65 73 20 62 79 74 65 73 20 74 6f 20 61 20 73 65 72 69 61 6c 20 64	......Writes.bytes.to.a.serial.d
b0aa0	65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	evice.</td></tr><tr><td></td><td
b0ac0	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72	></td></tr><tr><td><a.href="#ser
b0ae0	44 61 74 61 41 76 61 69 6c 61 62 6c 65 22 3e 73 65 72 44 61 74 61 41 76 61 69 6c 61 62 6c 65 3c	DataAvailable">serDataAvailable<
b0b00	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 52 65 74 75 72 6e 73 20 6e 75	/a></td><td>..........Returns.nu
b0b20	6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 79 20 74 6f 20 62 65 20 72 65 61 64 0a 3c	mber.of.bytes.ready.to.be.read.<
b0b40	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
b0b60	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 45 52 49 41 4c 20 42 49 54 20 42 41 4e 47 20 28	/tr><tr><td><b>SERIAL.BIT.BANG.(
b0b80	72 65 61 64 20 6f 6e 6c 79 29 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	read.only).</b></td><td></td></t
b0ba0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
b0bc0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70 65	><td><a.href="#gpioSerialReadOpe
b0be0	6e 22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	n">gpioSerialReadOpen</a></td><t
b0c00	64 3e 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62	d>........Opens.a.GPIO.for.bit.b
b0c20	61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	ang.serial.reads.</td></tr><tr><
b0c40	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 43 6c 6f 73 65	td><a.href="#gpioSerialReadClose
b0c60	22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 43 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	">gpioSerialReadClose</a></td><t
b0c80	64 3e 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 61 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62	d>.......Closes.a.GPIO.for.bit.b
b0ca0	61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	ang.serial.reads.</td></tr><tr><
b0cc0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
b0ce0	20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 49 6e 76 65 72 74 22 3e 67 70	.href="#gpioSerialReadInvert">gp
b0d00	69 6f 53 65 72 69 61 6c 52 65 61 64 49 6e 76 65 72 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	ioSerialReadInvert</a></td><td>.
b0d20	20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 73 20 6e 6f 72 6d 61 6c 2f 69 6e 76 65 72 74 65 64 20	.....Configures.normal/inverted.
b0d40	66 6f 72 20 73 65 72 69 61 6c 20 72 65 61 64 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	for.serial.reads.</td></tr><tr><
b0d60	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
b0d80	20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 22 3e 67 70 69 6f 53 65 72 69	.href="#gpioSerialRead">gpioSeri
b0da0	61 6c 52 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 52	alRead</a></td><td>............R
b0dc0	65 61 64 73 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 20 66 72 6f 6d 20 61	eads.bit.bang.serial.data.from.a
b0de0	20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	.GPIO.</td></tr><tr><td></td><td
b0e00	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 50 49 0a 3c 2f 62 3e 3c 2f	></td></tr><tr><td><b>SPI.</b></
b0e20	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	td><td></td></tr><tr><td></td><t
b0e40	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 70	d></td></tr><tr><td><a.href="#sp
b0e60	69 4f 70 65 6e 22 3e 73 70 69 4f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	iOpen">spiOpen</a></td><td>.....
b0e80	20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20 53 50 49 20 64 65 76 69 63 65	..............Opens.a.SPI.device
b0ea0	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 70 69	.</td></tr><tr><td><a.href="#spi
b0ec0	43 6c 6f 73 65 22 3e 73 70 69 43 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	Close">spiClose</a></td><td>....
b0ee0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 61 20 53 50 49 20 64 65 76 69 63	..............Closes.a.SPI.devic
b0f00	65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	e.</td></tr><tr><td></td><td></t
b0f20	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 70 69 52 65 61 64	d></tr><tr><td><a.href="#spiRead
b0f40	22 3e 73 70 69 52 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20	">spiRead</a></td><td>..........
b0f60	20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 62 79 74 65 73 20 66 72 6f 6d 20 61 20 53 50 49 20	.........Reads.bytes.from.a.SPI.
b0f80	64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	device.</td></tr><tr><td><a.href
b0fa0	3d 22 23 73 70 69 57 72 69 74 65 22 3e 73 70 69 57 72 69 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	="#spiWrite">spiWrite</a></td><t
b0fc0	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 62 79 74 65 73	d>..................Writes.bytes
b0fe0	20 74 6f 20 61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	.to.a.SPI.device.</td></tr><tr><
b1000	00 00 00 b1 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 53 65 74	....r</a></td><td>...........Set
b1020	20 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c	.a.noise.filter.on.a.GPIO.</td><
b1040	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	/tr><tr><td></td><td></td></tr><
b1060	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 50 61 64 22 3e 67 70 69	tr><td><a.href="#gpioSetPad">gpi
b1080	6f 53 65 74 50 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	oSetPad</a></td><td>............
b10a0	20 20 20 20 53 65 74 73 20 61 20 70 61 64 73 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 0a 3c	....Sets.a.pads.drive.strength.<
b10c0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47	/td></tr><tr><td><a.href="#gpioG
b10e0	65 74 50 61 64 22 3e 67 70 69 6f 47 65 74 50 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	etPad">gpioGetPad</a></td><td>..
b1100	20 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 73 20 61 20 70 61 64 73 20 64 72 69 76 65 20	..............Gets.a.pads.drive.
b1120	73 74 72 65 6e 67 74 68 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	strength.</td></tr><tr><td></td>
b1140	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
b1160	73 68 65 6c 6c 22 3e 73 68 65 6c 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20	shell">shell</a></td><td>.......
b1180	20 20 20 20 20 20 20 20 20 20 20 20 20 20 45 78 65 63 75 74 65 73 20 61 20 73 68 65 6c 6c 20 63	..............Executes.a.shell.c
b11a0	6f 6d 6d 61 6e 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	ommand.</td></tr><tr><td></td><t
b11c0	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70	d></td></tr><tr><td><a.href="#gp
b11e0	69 6f 53 65 74 49 53 52 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 3c 2f 61 3e	ioSetISRFunc">gpioSetISRFunc</a>
b1200	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 52 65 71 75 65 73 74 20 61 20 47	</td><td>............Request.a.G
b1220	50 49 4f 20 69 6e 74 65 72 72 75 70 74 20 63 61 6c 6c 62 61 63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72	PIO.interrupt.callback.</td></tr
b1240	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 49 53 52 46 75 6e	><tr><td><a.href="#gpioSetISRFun
b1260	63 45 78 22 3e 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 45 78 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	cEx">gpioSetISRFuncEx</a></td><t
b1280	64 3e 20 20 20 20 20 20 20 20 20 20 52 65 71 75 65 73 74 20 61 20 47 50 49 4f 20 69 6e 74 65 72	d>..........Request.a.GPIO.inter
b12a0	72 75 70 74 20 63 61 6c 6c 62 61 63 6b 2c 20 65 78 74 65 6e 64 65 64 0a 3c 2f 74 64 3e 3c 2f 74	rupt.callback,.extended.</td></t
b12c0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
b12e0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 53 69 67 6e 61 6c 46 75 6e 63	><td><a.href="#gpioSetSignalFunc
b1300	22 3e 67 70 69 6f 53 65 74 53 69 67 6e 61 6c 46 75 6e 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	">gpioSetSignalFunc</a></td><td>
b1320	20 20 20 20 20 20 20 20 20 52 65 71 75 65 73 74 20 61 20 73 69 67 6e 61 6c 20 63 61 6c 6c 62 61	.........Request.a.signal.callba
b1340	63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67	ck.</td></tr><tr><td><a.href="#g
b1360	70 69 6f 53 65 74 53 69 67 6e 61 6c 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 53 69 67 6e 61	pioSetSignalFuncEx">gpioSetSigna
b1380	6c 46 75 6e 63 45 78 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 52 65 71 75 65	lFuncEx</a></td><td>.......Reque
b13a0	73 74 20 61 20 73 69 67 6e 61 6c 20 63 61 6c 6c 62 61 63 6b 2c 20 65 78 74 65 6e 64 65 64 0a 3c	st.a.signal.callback,.extended.<
b13c0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
b13e0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 47 65 74	/tr><tr><td><a.href="#gpioSetGet
b1400	53 61 6d 70 6c 65 73 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73 46 75	SamplesFunc">gpioSetGetSamplesFu
b1420	6e 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 52 65 71 75 65 73 74 73 20 61 20 47	nc</a></td><td>.....Requests.a.G
b1440	50 49 4f 20 73 61 6d 70 6c 65 73 20 63 61 6c 6c 62 61 63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	PIO.samples.callback.</td></tr><
b1460	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c	tr><td><a.href="#gpioSetGetSampl
b1480	65 73 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 45	esFuncEx">gpioSetGetSamplesFuncE
b14a0	78 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 52 65 71 75 65 73 74 73 20 61 20 47 50 49 4f	x</a></td><td>...Requests.a.GPIO
b14c0	20 73 61 6d 70 6c 65 73 20 63 61 6c 6c 62 61 63 6b 2c 20 65 78 74 65 6e 64 65 64 0a 3c 2f 74 64	.samples.callback,.extended.</td
b14e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
b1500	3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 43 75 73 74 6f 6d 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e	><tr><td><b>Custom.</b></td><td>
b1520	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
b1540	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 75 73 74 6f	</tr><tr><td><a.href="#gpioCusto
b1560	6d 31 22 3e 67 70 69 6f 43 75 73 74 6f 6d 31 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	m1">gpioCustom1</a></td><td>....
b1580	20 20 20 20 20 20 20 20 20 20 20 55 73 65 72 20 63 75 73 74 6f 6d 20 66 75 6e 63 74 69 6f 6e 20	...........User.custom.function.
b15a0	31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70	1.</td></tr><tr><td><a.href="#gp
b15c0	69 6f 43 75 73 74 6f 6d 32 22 3e 67 70 69 6f 43 75 73 74 6f 6d 32 3c 2f 61 3e 3c 2f 74 64 3e 3c	ioCustom2">gpioCustom2</a></td><
b15e0	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 55 73 65 72 20 63 75 73 74 6f 6d 20 66 75	td>...............User.custom.fu
b1600	6e 63 74 69 6f 6e 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	nction.2.</td></tr><tr><td></td>
b1620	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 45 76 65 6e 74 73 0a	<td></td></tr><tr><td><b>Events.
b1640	3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	</b></td><td></td></tr><tr><td><
b1660	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	/td><td></td></tr><tr><td><a.hre
b1680	66 3d 22 23 65 76 65 6e 74 4d 6f 6e 69 74 6f 72 22 3e 65 76 65 6e 74 4d 6f 6e 69 74 6f 72 3c 2f	f="#eventMonitor">eventMonitor</
b16a0	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 73 20 74 68	a></td><td>..............Sets.th
b16c0	65 20 65 76 65 6e 74 73 20 74 6f 20 6d 6f 6e 69 74 6f 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	e.events.to.monitor.</td></tr><t
b16e0	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 53 65 74 46 75 6e 63 22 3e 65 76	r><td><a.href="#eventSetFunc">ev
b1700	65 6e 74 53 65 74 46 75 6e 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20	entSetFunc</a></td><td>.........
b1720	20 20 20 20 20 52 65 71 75 65 73 74 20 61 6e 20 65 76 65 6e 74 20 63 61 6c 6c 62 61 63 6b 0a 3c	.....Request.an.event.callback.<
b1740	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74	/td></tr><tr><td><a.href="#event
b1760	53 65 74 46 75 6e 63 45 78 22 3e 65 76 65 6e 74 53 65 74 46 75 6e 63 45 78 3c 2f 61 3e 3c 2f 74	SetFuncEx">eventSetFuncEx</a></t
b1780	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 52 65 71 75 65 73 74 20 61 6e 20 65 76 65	d><td>............Request.an.eve
b17a0	6e 74 20 63 61 6c 6c 62 61 63 6b 2c 20 65 78 74 65 6e 64 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	nt.callback,.extended.</td></tr>
b17c0	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
b17e0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 54 72 69 67 67 65 72 22 3e 65 76 65 6e 74	td><a.href="#eventTrigger">event
b1800	54 72 69 67 67 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	Trigger</a></td><td>............
b1820	20 20 54 72 69 67 67 65 72 20 61 6e 20 65 76 65 6e 74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	..Trigger.an.event.</td></tr><tr
b1840	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td></td><td></td></tr><tr><td>
b1860	3c 62 3e 53 63 72 69 70 74 73 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	<b>Scripts.</b></td><td></td></t
b1880	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
b18a0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 22 3e	><td><a.href="#gpioStoreScript">
b18c0	67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	gpioStoreScript</a></td><td>....
b18e0	20 20 20 20 20 20 20 53 74 6f 72 65 20 61 20 73 63 72 69 70 74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	.......Store.a.script.</td></tr>
b1900	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 52 75 6e 53 63 72 69 70 74 22	<tr><td><a.href="#gpioRunScript"
b1920	3e 67 70 69 6f 52 75 6e 53 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	>gpioRunScript</a></td><td>.....
b1940	20 20 20 20 20 20 20 20 52 75 6e 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 0a 3c 2f 74 64	........Run.a.stored.script.</td
b1960	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 55 70 64 61	></tr><tr><td><a.href="#gpioUpda
b1980	74 65 53 63 72 69 70 74 22 3e 67 70 69 6f 55 70 64 61 74 65 53 63 72 69 70 74 3c 2f 61 3e 3c 2f	teScript">gpioUpdateScript</a></
b19a0	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20 73 63 72 69 70 74 73 20 70	td><td>..........Set.a.scripts.p
b19c0	61 72 61 6d 65 74 65 72 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	arameters.</td></tr><tr><td><a.h
b19e0	72 65 66 3d 22 23 67 70 69 6f 53 63 72 69 70 74 53 74 61 74 75 73 22 3e 67 70 69 6f 53 63 72 69	ref="#gpioScriptStatus">gpioScri
b1a00	70 74 53 74 61 74 75 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 47	ptStatus</a></td><td>..........G
b1a20	65 74 20 73 63 72 69 70 74 20 73 74 61 74 75 73 20 61 6e 64 20 70 61 72 61 6d 65 74 65 72 73 0a	et.script.status.and.parameters.
b1a40	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f	</td></tr><tr><td><a.href="#gpio
b1a60	53 74 6f 70 53 63 72 69 70 74 22 3e 67 70 69 6f 53 74 6f 70 53 63 72 69 70 74 3c 2f 61 3e 3c 2f	StopScript">gpioStopScript</a></
b1a80	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 53 74 6f 70 20 61 20 72 75 6e 6e 69 6e	td><td>............Stop.a.runnin
b1aa0	67 20 73 63 72 69 70 74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	g.script.</td></tr><tr><td><a.hr
b1ac0	65 66 3d 22 23 67 70 69 6f 44 65 6c 65 74 65 53 63 72 69 70 74 22 3e 67 70 69 6f 44 65 6c 65 74	ef="#gpioDeleteScript">gpioDelet
b1ae0	65 53 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 44 65	eScript</a></td><td>..........De
b1b00	6c 65 74 65 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	lete.a.stored.script.</td></tr><
b1b20	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
b1b40	64 3e 3c 62 3e 49 32 43 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	d><b>I2C.</b></td><td></td></tr>
b1b60	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
b1b80	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61	td><a.href="#i2cOpen">i2cOpen</a
b1ba0	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65	></td><td>...................Ope
b1bc0	6e 73 20 61 6e 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	ns.an.I2C.device.</td></tr><tr><
b1be0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 43 6c 6f 73 65 22 3e 69 32 63 43 6c 6f 73 65 3c	td><a.href="#i2cClose">i2cClose<
b1c00	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c	/a></td><td>..................Cl
b1c20	6f 73 65 73 20 61 6e 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	oses.an.I2C.device.</td></tr><tr
b1c40	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td></td><td></td></tr><tr><td>
b1c60	3c 61 20 68 72 65 66 3d 22 23 69 32 63 57 72 69 74 65 51 75 69 63 6b 22 3e 69 32 63 57 72 69 74	<a.href="#i2cWriteQuick">i2cWrit
b1c80	65 51 75 69 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	eQuick</a></td><td>.............
b1ca0	53 4d 42 75 73 20 77 72 69 74 65 20 71 75 69 63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	SMBus.write.quick.</td></tr><tr>
b1cc0	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
b1ce0	61 20 68 72 65 66 3d 22 23 69 32 63 52 65 61 64 42 79 74 65 22 3e 69 32 63 52 65 61 64 42 79 74	a.href="#i2cReadByte">i2cReadByt
b1d00	65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 4d 42	e</a></td><td>...............SMB
b1d20	75 73 20 72 65 61 64 20 62 79 74 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	us.read.byte.</td></tr><tr><td><
b1d40	61 20 68 72 65 66 3d 22 23 69 32 63 57 72 69 74 65 42 79 74 65 22 3e 69 32 63 57 72 69 74 65 42	a.href="#i2cWriteByte">i2cWriteB
b1d60	79 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 4d	yte</a></td><td>..............SM
b1d80	42 75 73 20 77 72 69 74 65 20 62 79 74 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	Bus.write.byte.</td></tr><tr><td
b1da0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
b1dc0	72 65 66 3d 22 23 69 32 63 52 65 61 64 42 79 74 65 44 61 74 61 22 3e 69 32 63 52 65 61 64 42 79	ref="#i2cReadByteData">i2cReadBy
b1de0	74 65 44 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 53 4d	teData</a></td><td>...........SM
b1e00	42 75 73 20 72 65 61 64 20 62 79 74 65 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	Bus.read.byte.data.</td></tr><tr
b1e20	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 57 72 69 74 65 42 79 74 65 44 61 74 61 22	><td><a.href="#i2cWriteByteData"
b1e40	3e 69 32 63 57 72 69 74 65 42 79 74 65 44 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	>i2cWriteByteData</a></td><td>..
b1e60	20 20 20 20 20 20 20 20 53 4d 42 75 73 20 77 72 69 74 65 20 62 79 74 65 20 64 61 74 61 0a 3c 2f	........SMBus.write.byte.data.</
b1e80	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
b1ea0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 52 65 61 64 57 6f 72 64	tr><tr><td><a.href="#i2cReadWord
b1ec0	44 61 74 61 22 3e 69 32 63 52 65 61 64 57 6f 72 64 44 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	Data">i2cReadWordData</a></td><t
b1ee0	64 3e 20 20 20 20 20 20 20 20 20 20 20 53 4d 42 75 73 20 72 65 61 64 20 77 6f 72 64 20 64 61 74	d>...........SMBus.read.word.dat
b1f00	61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32	a.</td></tr><tr><td><a.href="#i2
b1f20	63 57 72 69 74 65 57 6f 72 64 44 61 74 61 22 3e 69 32 63 57 72 69 74 65 57 6f 72 64 44 61 74 61	cWriteWordData">i2cWriteWordData
b1f40	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 53 4d 42 75 73 20 77 72 69	</a></td><td>..........SMBus.wri
b1f60	74 65 20 77 6f 72 64 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	te.word.data.</td></tr><tr><td><
b1f80	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	/td><td></td></tr><tr><td><a.hre
b1fa0	66 3d 22 23 69 32 63 52 65 61 64 42 6c 6f 63 6b 44 61 74 61 22 3e 69 32 63 52 65 61 64 42 6c 6f	f="#i2cReadBlockData">i2cReadBlo
b1fc0	63 6b 44 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 53 4d 42	ckData</a></td><td>..........SMB
b1fe0	75 73 20 72 65 61 64 20 62 6c 6f 63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	us.read.block.data.</td></tr><tr
b2000	00 00 00 b2 20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 50 57 4d 20 72 61 6e 67 65 20	............Configure.PWM.range.
b2020	66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74	for.a.GPIO.</td></tr><tr><td></t
b2040	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
b2060	22 23 67 70 69 6f 47 65 74 50 57 4d 64 75 74 79 63 79 63 6c 65 22 3e 67 70 69 6f 47 65 74 50 57	"#gpioGetPWMdutycycle">gpioGetPW
b2080	4d 64 75 74 79 63 79 63 6c 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 47 65	Mdutycycle</a></td><td>.......Ge
b20a0	74 20 64 75 74 79 63 79 63 6c 65 20 73 65 74 74 69 6e 67 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f	t.dutycycle.setting.on.a.GPIO.</
b20c0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 65	td></tr><tr><td><a.href="#gpioGe
b20e0	74 50 57 4d 66 72 65 71 75 65 6e 63 79 22 3e 67 70 69 6f 47 65 74 50 57 4d 66 72 65 71 75 65 6e	tPWMfrequency">gpioGetPWMfrequen
b2100	63 79 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 47 65 74 20 63 6f 6e 66 69 67	cy</a></td><td>.......Get.config
b2120	75 72 65 64 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f	ured.PWM.frequency.for.a.GPIO.</
b2140	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 65	td></tr><tr><td><a.href="#gpioGe
b2160	74 50 57 4d 72 61 6e 67 65 22 3e 67 70 69 6f 47 65 74 50 57 4d 72 61 6e 67 65 3c 2f 61 3e 3c 2f	tPWMrange">gpioGetPWMrange</a></
b2180	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20 63 6f 6e 66 69 67 75 72 65 64	td><td>...........Get.configured
b21a0	20 50 57 4d 20 72 61 6e 67 65 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	.PWM.range.for.a.GPIO.</td></tr>
b21c0	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
b21e0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 65 74 50 57 4d 72 65 61 6c 52 61 6e 67 65	td><a.href="#gpioGetPWMrealRange
b2200	22 3e 67 70 69 6f 47 65 74 50 57 4d 72 65 61 6c 52 61 6e 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	">gpioGetPWMrealRange</a></td><t
b2220	64 3e 20 20 20 20 20 20 20 47 65 74 20 75 6e 64 65 72 6c 79 69 6e 67 20 50 57 4d 20 72 61 6e 67	d>.......Get.underlying.PWM.rang
b2240	65 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	e.for.a.GPIO.</td></tr><tr><td><
b2260	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 65 72	/td><td></td></tr><tr><td><b>Ser
b2280	76 6f 20 28 6f 76 65 72 72 69 64 65 73 20 50 57 4d 20 63 6f 6d 6d 61 6e 64 73 20 6f 6e 20 73 61	vo.(overrides.PWM.commands.on.sa
b22a0	6d 65 20 47 50 49 4f 29 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	me.GPIO).</b></td><td></td></tr>
b22c0	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
b22e0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 72 76 6f 22 3e 67 70 69 6f 53 65 72 76	td><a.href="#gpioServo">gpioServ
b2300	6f 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53	o</a></td><td>.................S
b2320	74 61 72 74 2f 73 74 6f 70 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 61 20 47 50 49 4f	tart/stop.servo.pulses.on.a.GPIO
b2340	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
b2360	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 65 74 53	></tr><tr><td><a.href="#gpioGetS
b2380	65 72 76 6f 50 75 6c 73 65 77 69 64 74 68 22 3e 67 70 69 6f 47 65 74 53 65 72 76 6f 50 75 6c 73	ervoPulsewidth">gpioGetServoPuls
b23a0	65 77 69 64 74 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 47 65 74 20 70 75 6c 73 65	ewidth</a></td><td>....Get.pulse
b23c0	77 69 64 74 68 20 73 65 74 74 69 6e 67 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74	width.setting.on.a.GPIO.</td></t
b23e0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
b2400	3e 3c 74 64 3e 3c 62 3e 49 4e 54 45 52 4d 45 44 49 41 54 45 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74	><td><b>INTERMEDIATE.</b></td><t
b2420	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	d></td></tr><tr><td></td><td></t
b2440	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 54 72 69	d></tr><tr><td><a.href="#gpioTri
b2460	67 67 65 72 22 3e 67 70 69 6f 54 72 69 67 67 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	gger">gpioTrigger</a></td><td>..
b2480	20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 6e 64 20 61 20 74 72 69 67 67 65 72 20 70 75 6c 73	.............Send.a.trigger.puls
b24a0	65 20 74 6f 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	e.to.a.GPIO.</td></tr><tr><td></
b24c0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	td><td></td></tr><tr><td><a.href
b24e0	3d 22 23 67 70 69 6f 53 65 74 57 61 74 63 68 64 6f 67 22 3e 67 70 69 6f 53 65 74 57 61 74 63 68	="#gpioSetWatchdog">gpioSetWatch
b2500	64 6f 67 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 61	dog</a></td><td>...........Set.a
b2520	20 77 61 74 63 68 64 6f 67 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	.watchdog.on.a.GPIO.</td></tr><t
b2540	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
b2560	3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f 30 5f 33 31 22 3e 67	><a.href="#gpioRead_Bits_0_31">g
b2580	70 69 6f 52 65 61 64 5f 42 69 74 73 5f 30 5f 33 31 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	pioRead_Bits_0_31</a></td><td>..
b25a0	20 20 20 20 20 20 52 65 61 64 20 61 6c 6c 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 0a 3c 2f	......Read.all.GPIO.in.bank.1.</
b25c0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 52 65	td></tr><tr><td><a.href="#gpioRe
b25e0	61 64 5f 42 69 74 73 5f 33 32 5f 35 33 22 3e 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f 33 32 5f	ad_Bits_32_53">gpioRead_Bits_32_
b2600	35 33 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 52 65 61 64 20 61 6c 6c 20 47	53</a></td><td>.......Read.all.G
b2620	50 49 4f 20 69 6e 20 62 61 6e 6b 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	PIO.in.bank.2.</td></tr><tr><td>
b2640	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	</td><td></td></tr><tr><td><a.hr
b2660	65 66 3d 22 23 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 43 6c 65 61 72 22 3e	ef="#gpioWrite_Bits_0_31_Clear">
b2680	67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 43 6c 65 61 72 3c 2f 61 3e 3c 2f 74	gpioWrite_Bits_0_31_Clear</a></t
b26a0	64 3e 3c 74 64 3e 20 43 6c 65 61 72 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61	d><td>.Clear.selected.GPIO.in.ba
b26c0	6e 6b 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	nk.1.</td></tr><tr><td><a.href="
b26e0	23 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 33 32 5f 35 33 5f 43 6c 65 61 72 22 3e 67 70 69	#gpioWrite_Bits_32_53_Clear">gpi
b2700	6f 57 72 69 74 65 5f 42 69 74 73 5f 33 32 5f 35 33 5f 43 6c 65 61 72 3c 2f 61 3e 3c 2f 74 64 3e	oWrite_Bits_32_53_Clear</a></td>
b2720	3c 74 64 3e 43 6c 65 61 72 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20	<td>Clear.selected.GPIO.in.bank.
b2740	32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	2.</td></tr><tr><td></td><td></t
b2760	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 72 69	d></tr><tr><td><a.href="#gpioWri
b2780	74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 53 65 74 22 3e 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73	te_Bits_0_31_Set">gpioWrite_Bits
b27a0	5f 30 5f 33 31 5f 53 65 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 53 65 74 20 73 65 6c	_0_31_Set</a></td><td>...Set.sel
b27c0	65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	ected.GPIO.in.bank.1.</td></tr><
b27e0	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f	tr><td><a.href="#gpioWrite_Bits_
b2800	33 32 5f 35 33 5f 53 65 74 22 3e 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 33 32 5f 35 33 5f	32_53_Set">gpioWrite_Bits_32_53_
b2820	53 65 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 53 65 74 20 73 65 6c 65 63 74 65 64 20 47	Set</a></td><td>..Set.selected.G
b2840	50 49 4f 20 69 6e 20 62 61 6e 6b 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	PIO.in.bank.2.</td></tr><tr><td>
b2860	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	</td><td></td></tr><tr><td><a.hr
b2880	65 66 3d 22 23 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 41 6c	ef="#gpioSetAlertFunc">gpioSetAl
b28a0	65 72 74 46 75 6e 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 52 65	ertFunc</a></td><td>..........Re
b28c0	71 75 65 73 74 20 61 20 47 50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 20 63 61 6c 6c 62 61	quest.a.GPIO.level.change.callba
b28e0	63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67	ck.</td></tr><tr><td><a.href="#g
b2900	70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 41 6c 65 72 74 46	pioSetAlertFuncEx">gpioSetAlertF
b2920	75 6e 63 45 78 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 52 65 71 75 65 73	uncEx</a></td><td>........Reques
b2940	74 20 61 20 47 50 49 4f 20 63 68 61 6e 67 65 20 63 61 6c 6c 62 61 63 6b 2c 20 65 78 74 65 6e 64	t.a.GPIO.change.callback,.extend
b2960	65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	ed.</td></tr><tr><td></td><td></
b2980	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65	td></tr><tr><td><a.href="#gpioSe
b29a0	74 54 69 6d 65 72 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63 3c 2f 61 3e	tTimerFunc">gpioSetTimerFunc</a>
b29c0	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 52 65 71 75 65 73 74 20 61 20 72 65 67	</td><td>..........Request.a.reg
b29e0	75 6c 61 72 20 74 69 6d 65 64 20 63 61 6c 6c 62 61 63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	ular.timed.callback.</td></tr><t
b2a00	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63	r><td><a.href="#gpioSetTimerFunc
b2a20	45 78 22 3e 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63 45 78 3c 2f 61 3e 3c 2f 74 64 3e 3c	Ex">gpioSetTimerFuncEx</a></td><
b2a40	74 64 3e 20 20 20 20 20 20 20 20 52 65 71 75 65 73 74 20 61 20 72 65 67 75 6c 61 72 20 74 69 6d	td>........Request.a.regular.tim
b2a60	65 64 20 63 61 6c 6c 62 61 63 6b 2c 20 65 78 74 65 6e 64 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	ed.callback,.extended.</td></tr>
b2a80	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
b2aa0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 61 72 74 54 68 72 65 61 64 22 3e 67 70	td><a.href="#gpioStartThread">gp
b2ac0	69 6f 53 74 61 72 74 54 68 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	ioStartThread</a></td><td>......
b2ae0	20 20 20 20 20 53 74 61 72 74 20 61 20 6e 65 77 20 74 68 72 65 61 64 0a 3c 2f 74 64 3e 3c 2f 74	.....Start.a.new.thread.</td></t
b2b00	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 74 6f 70 54 68 72 65	r><tr><td><a.href="#gpioStopThre
b2b20	61 64 22 3e 67 70 69 6f 53 74 6f 70 54 68 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	ad">gpioStopThread</a></td><td>.
b2b40	20 20 20 20 20 20 20 20 20 20 20 53 74 6f 70 20 61 20 70 72 65 76 69 6f 75 73 6c 79 20 73 74 61	...........Stop.a.previously.sta
b2b60	72 74 65 64 20 74 68 72 65 61 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	rted.thread.</td></tr><tr><td></
b2b80	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 41 44 56 41	td><td></td></tr><tr><td><b>ADVA
b2ba0	4e 43 45 44 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	NCED.</b></td><td></td></tr><tr>
b2bc0	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
b2be0	61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 22 3e 67 70 69 6f 4e 6f 74	a.href="#gpioNotifyOpen">gpioNot
b2c00	69 66 79 4f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	ifyOpen</a></td><td>............
b2c20	52 65 71 75 65 73 74 20 61 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 68 61 6e 64 6c 65 0a 3c 2f	Request.a.notification.handle.</
b2c40	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f	td></tr><tr><td><a.href="#gpioNo
b2c60	74 69 66 79 43 6c 6f 73 65 22 3e 67 70 69 6f 4e 6f 74 69 66 79 43 6c 6f 73 65 3c 2f 61 3e 3c 2f	tifyClose">gpioNotifyClose</a></
b2c80	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 20 61 20 6e 6f 74 69 66 69	td><td>...........Close.a.notifi
b2ca0	63 61 74 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	cation.</td></tr><tr><td><a.href
b2cc0	3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 57 69 74 68 53 69 7a 65 22 3e 67 70 69 6f 4e	="#gpioNotifyOpenWithSize">gpioN
b2ce0	6f 74 69 66 79 4f 70 65 6e 57 69 74 68 53 69 7a 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	otifyOpenWithSize</a></td><td>..
b2d00	20 20 52 65 71 75 65 73 74 20 61 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 77 69 74 68 20 73 69	..Request.a.notification.with.si
b2d20	7a 65 64 20 70 69 70 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	zed.pipe.</td></tr><tr><td><a.hr
b2d40	65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 22 3e 67 70 69 6f 4e 6f 74 69 66 79	ef="#gpioNotifyBegin">gpioNotify
b2d60	42 65 67 69 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 53 74 61	Begin</a></td><td>...........Sta
b2d80	72 74 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 66 6f 72 20 73 65 6c 65 63 74 65 64 20 47 50	rt.notifications.for.selected.GP
b2da0	49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67	IO.</td></tr><tr><td><a.href="#g
b2dc0	70 69 6f 4e 6f 74 69 66 79 50 61 75 73 65 22 3e 67 70 69 6f 4e 6f 74 69 66 79 50 61 75 73 65 3c	pioNotifyPause">gpioNotifyPause<
b2de0	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 50 61 75 73 65 20 6e 6f 74	/a></td><td>...........Pause.not
b2e00	69 66 69 63 61 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74	ifications.</td></tr><tr><td></t
b2e20	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
b2e40	22 23 67 70 69 6f 48 61 72 64 77 61 72 65 43 6c 6f 63 6b 22 3e 67 70 69 6f 48 61 72 64 77 61 72	"#gpioHardwareClock">gpioHardwar
b2e60	65 43 6c 6f 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 53 74 61 72	eClock</a></td><td>.........Star
b2e80	74 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 6f 6e 20 73 75 70 70 6f 72 74 65 64 20 47 50	t.hardware.clock.on.supported.GP
b2ea0	49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	IO.</td></tr><tr><td></td><td></
b2ec0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 48 61	td></tr><tr><td><a.href="#gpioHa
b2ee0	72 64 77 61 72 65 50 57 4d 22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 50 57 4d 3c 2f 61 3e 3c 2f	rdwarePWM">gpioHardwarePWM</a></
b2f00	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 20 68 61 72 64 77 61 72 65	td><td>...........Start.hardware
b2f20	20 50 57 4d 20 6f 6e 20 73 75 70 70 6f 72 74 65 64 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72	.PWM.on.supported.GPIO.</td></tr
b2f40	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	><tr><td></td><td></td></tr><tr>
b2f60	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 6c 69 74 63 68 46 69 6c 74 65 72 22 3e	<td><a.href="#gpioGlitchFilter">
b2f80	67 70 69 6f 47 6c 69 74 63 68 46 69 6c 74 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	gpioGlitchFilter</a></td><td>...
b2fa0	20 20 20 20 20 20 20 53 65 74 20 61 20 67 6c 69 74 63 68 20 66 69 6c 74 65 72 20 6f 6e 20 61 20	.......Set.a.glitch.filter.on.a.
b2fc0	47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	GPIO.</td></tr><tr><td><a.href="
b2fe0	23 67 70 69 6f 4e 6f 69 73 65 46 69 6c 74 65 72 22 3e 67 70 69 6f 4e 6f 69 73 65 46 69 6c 74 65	#gpioNoiseFilter">gpioNoiseFilte
b3000	00 00 00 b7 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20	....>.<a.href="#*buf">*buf</a>,.
b3020	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
b3040	20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d	.<a.href="#count">count</a>)</sm
b3060	61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 63 6f 75 6e 74 20 62 79 74 65 73	all></h3>.This.reads.count.bytes
b3080	20 66 72 6f 6d 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20	.from.the.specified.register.of.
b30a0	74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c	the.device.associated.with.handl
b30c0	65 20 2e 20 20 54 68 65 20 63 6f 75 6e 74 20 6d 61 79 20 62 65 20 31 2d 33 32 2e 0a 3c 62 72 3e	e....The.count.may.be.1-32..<br>
b30e0	3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74	<br><code>&nbsp;handle:&nbsp;&gt
b3100	3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0,&nbsp;as&nbsp;returned&nbsp;
b3120	62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	by&nbsp;a&nbsp;call&nbsp;to&nbsp
b3140	3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61	;<a.href="#i2c_open">i2c_open</a
b3160	3e 2e 3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b	>.<br>i2c_reg:&nbsp;0-255,&nbsp;
b3180	74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72	the&nbsp;register&nbsp;to&nbsp;r
b31a0	65 61 64 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	ead.<br>&nbsp;&nbsp;&nbsp;&nbsp;
b31c0	62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26	buf:&nbsp;an&nbsp;array&nbsp;to&
b31e0	6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26	nbsp;receive&nbsp;the&nbsp;read&
b3200	6e 62 73 70 3b 64 61 74 61 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 3a	nbsp;data.<br>&nbsp;&nbsp;count:
b3220	26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72	&nbsp;1-32,&nbsp;the&nbsp;number
b3240	26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	&nbsp;of&nbsp;bytes&nbsp;to&nbsp
b3260	3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	;read.<br></code><br><br>Returns
b3280	20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 28 26 67 74 3b 30	.the.number.of.bytes.read.(&gt;0
b32a0	29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45	).if.OK,.otherwise.PI_BAD_HANDLE
b32c0	2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46	,.PI_BAD_PARAM,.or.PI_I2C_READ_F
b32e0	41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72	AILED..<br><br><code>S&nbsp;Addr
b3300	26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 43 6f 6d 6d 26 6e 62 73 70	&nbsp;Wr&nbsp;[A]&nbsp;Comm&nbsp
b3320	3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70	;[A]<br>&nbsp;&nbsp;&nbsp;S&nbsp
b3340	3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74	;Addr&nbsp;Rd&nbsp;[A]&nbsp;[Dat
b3360	61 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 41 26 6e 62 73	a]&nbsp;A&nbsp;[Data]&nbsp;A&nbs
b3380	70 3b 2e 2e 2e 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41	p;...&nbsp;A&nbsp;[Data]&nbsp;NA
b33a0	26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69	&nbsp;P<br></code><h3><a.name="i
b33c0	32 63 5f 77 72 69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20	2c_write_i2c_block_data"></a><a.
b33e0	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
b3400	61 3e 20 69 32 63 5f 77 72 69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 73 6d 61 6c	a>.i2c_write_i2c_block_data<smal
b3420	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	l>(<a.href="#unsigned">unsigned<
b3440	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e	/a>.<a.href="#handle">handle</a>
b3460	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
b3480	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61	a>.<a.href="#i2c_reg">i2c_reg</a
b34a0	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68	>,.<a.href="#char">char</a>.<a.h
b34c0	72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	ref="#*buf">*buf</a>,.<a.href="#
b34e0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
b3500	23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	#count">count</a>)</small></h3>.
b3520	54 68 69 73 20 77 72 69 74 65 73 20 31 20 74 6f 20 33 32 20 62 79 74 65 73 20 74 6f 20 74 68 65	This.writes.1.to.32.bytes.to.the
b3540	20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63	.specified.register.of.the.devic
b3560	65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62	e.associated.with.handle..<br><b
b3580	72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	r><code>&nbsp;handle:&nbsp;&gt;=
b35a0	30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0,&nbsp;as&nbsp;returned&nbsp;by
b35c0	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c	&nbsp;a&nbsp;call&nbsp;to&nbsp;<
b35e0	61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e	a.href="#i2c_open">i2c_open</a>.
b3600	3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68	<br>i2c_reg:&nbsp;0-255,&nbsp;th
b3620	65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69	e&nbsp;register&nbsp;to&nbsp;wri
b3640	74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62	te.<br>&nbsp;&nbsp;&nbsp;&nbsp;b
b3660	75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 74 6f 26 6e	uf:&nbsp;the&nbsp;data&nbsp;to&n
b3680	62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 3a	bsp;write.<br>&nbsp;&nbsp;count:
b36a0	26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72	&nbsp;1-32,&nbsp;the&nbsp;number
b36c0	26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	&nbsp;of&nbsp;bytes&nbsp;to&nbsp
b36e0	3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	;write.<br></code><br><br>Return
b3700	73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44	s.0.if.OK,.otherwise.PI_BAD_HAND
b3720	4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 57 52 49 54	LE,.PI_BAD_PARAM,.or.PI_I2C_WRIT
b3740	45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41	E_FAILED..<br><br><code>S&nbsp;A
b3760	64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 43 6f 6d 6d 26 6e	ddr&nbsp;Wr&nbsp;[A]&nbsp;Comm&n
b3780	62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 44 61 74 61 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b	bsp;[A]&nbsp;Data&nbsp;[A]&nbsp;
b37a0	44 61 74 61 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 5b 41 5d 26	Data&nbsp;[A]&nbsp;...&nbsp;[A]&
b37c0	6e 62 73 70 3b 44 61 74 61 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63	nbsp;Data&nbsp;[A]&nbsp;P<br></c
b37e0	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 64 65 76 69 63 65	ode><h3><a.name="i2c_read_device
b3800	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
b3820	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 72 65 61 64 5f 64 65 76 69 63 65 3c 73 6d 61 6c	/small></a>.i2c_read_device<smal
b3840	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	l>(<a.href="#unsigned">unsigned<
b3860	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e	/a>.<a.href="#handle">handle</a>
b3880	2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72	,.<a.href="#char">char</a>.<a.hr
b38a0	65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75	ef="#*buf">*buf</a>,.<a.href="#u
b38c0	6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	nsigned">unsigned</a>.<a.href="#
b38e0	63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	count">count</a>)</small></h3>.T
b3900	68 69 73 20 72 65 61 64 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 72	his.reads.count.bytes.from.the.r
b3920	61 77 20 64 65 76 69 63 65 20 69 6e 74 6f 20 62 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	aw.device.into.buf..<br><br><cod
b3940	65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e	e>handle:&nbsp;&gt;=0,&nbsp;as&n
b3960	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70	bsp;returned&nbsp;by&nbsp;a&nbsp
b3980	3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63	;call&nbsp;to&nbsp;<a.href="#i2c
b39a0	5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	_open">i2c_open</a>.<br>&nbsp;&n
b39c0	62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61	bsp;&nbsp;buf:&nbsp;an&nbsp;arra
b39e0	79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26	y&nbsp;to&nbsp;receive&nbsp;the&
b3a00	6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 2e 3c	nbsp;read&nbsp;data&nbsp;bytes.<
b3a20	62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 26 67 74 3b 30 2c 26 6e 62 73 70	br>&nbsp;count:&nbsp;&gt;0,&nbsp
b3a40	3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79	;the&nbsp;number&nbsp;of&nbsp;by
b3a60	74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65	tes&nbsp;to&nbsp;read.<br></code
b3a80	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 63 6f 75 6e 74 20 28 26 67 74 3b 30 29 20 69	><br><br>Returns.count.(&gt;0).i
b3aa0	66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50	f.OK,.otherwise.PI_BAD_HANDLE,.P
b3ac0	49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c	I_BAD_PARAM,.or.PI_I2C_READ_FAIL
b3ae0	45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63	ED..<h3><a.name="i2c_write_devic
b3b00	65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	e"></a><a.href="#int"><small>int
b3b20	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65 3c 73 6d	</small></a>.i2c_write_device<sm
b3b40	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	all>(<a.href="#unsigned">unsigne
b3b60	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f	d</a>.<a.href="#handle">handle</
b3b80	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20	a>,.<a.href="#char">char</a>.<a.
b3ba0	68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	href="#*buf">*buf</a>,.<a.href="
b3bc0	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
b3be0	22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	"#count">count</a>)</small></h3>
b3c00	0a 54 68 69 73 20 77 72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 62 75	.This.writes.count.bytes.from.bu
b3c20	66 20 74 6f 20 74 68 65 20 72 61 77 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	f.to.the.raw.device..<br><br><co
b3c40	64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26	de>handle:&nbsp;&gt;=0,&nbsp;as&
b3c60	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73	nbsp;returned&nbsp;by&nbsp;a&nbs
b3c80	70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32	p;call&nbsp;to&nbsp;<a.href="#i2
b3ca0	63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26	c_open">i2c_open</a>.<br>&nbsp;&
b3cc0	6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72	nbsp;&nbsp;buf:&nbsp;an&nbsp;arr
b3ce0	61 79 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	ay&nbsp;containing&nbsp;the&nbsp
b3d00	3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72	;data&nbsp;bytes&nbsp;to&nbsp;wr
b3d20	69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 26 67 74 3b 30 2c	ite.<br>&nbsp;count:&nbsp;&gt;0,
b3d40	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62	&nbsp;the&nbsp;number&nbsp;of&nb
b3d60	73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e	sp;bytes&nbsp;to&nbsp;write.<br>
b3d80	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20	</code><br><br>Returns.0.if.OK,.
b3da0	6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f	otherwise.PI_BAD_HANDLE,.PI_BAD_
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b3e00	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69	="#int"><small>int</small></a>.i
b3e20	32 63 5f 7a 69 70 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	2c_zip<small>(<a.href="#unsigned
b3e40	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22	">unsigned</a>.<a.href="#handle"
b3e60	3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61	>handle</a>,.<a.href="#char">cha
b3e80	72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 69 6e 42 75 66 22 3e 2a 69 6e 42 75 66 3c 2f	r</a>.<a.href="#*inBuf">*inBuf</
b3ea0	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	a>,.<a.href="#unsigned">unsigned
b3ec0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 4c 65 6e 22 3e 69 6e 4c 65 6e 3c 2f 61 3e 2c	</a>.<a.href="#inLen">inLen</a>,
b3ee0	20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65	.<a.href="#char">char</a>.<a.hre
b3f00	66 3d 22 23 2a 6f 75 74 42 75 66 22 3e 2a 6f 75 74 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	f="#*outBuf">*outBuf</a>,.<a.hre
b3f20	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
b3f40	65 66 3d 22 23 6f 75 74 4c 65 6e 22 3e 6f 75 74 4c 65 6e 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	ef="#outLen">outLen</a>)</small>
b3f60	3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 65 78 65 63 75 74 65 73 20 61 20 73	</h3>.This.function.executes.a.s
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b4840	00 87 e6 57 13 0c 15 21 02 01 21 1b 21 1b 8f cc 3d 70 64 69 66 70 69 67 70 69 6f 64 5f 69 66 1c	...W...!..!.!...=pdifpigpiod_if.
b4860	84 02 70 69 67 70 69 6f 64 5f 69 66 70 6f 74 2e 6a 70 67 72 6f 74 61 72 79 2e 6a 70 67 70 73 75	..pigpiod_ifpot.jpgrotary.jpgpsu
b4880	2e 6a 70 67 3c 62 72 3e 3c 62 72 3e 54 48 49 53 20 4c 49 42 52 41 52 59 20 49 53 20 44 45 50 52	.jpg<br><br>THIS.LIBRARY.IS.DEPR
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b48c0	54 45 4e 20 54 4f 0a 55 53 45 20 54 48 45 20 4d 4f 52 45 20 56 45 52 53 41 54 49 4c 45 20 70 69	TEN.TO.USE.THE.MORE.VERSATILE.pi
b48e0	67 70 69 6f 64 5f 69 66 32 20 4c 49 42 52 41 52 59 2e 0a 3c 62 72 3e 3c 62 72 3e 70 69 67 70 69	gpiod_if2.LIBRARY..<br><br>pigpi
b4900	6f 64 5f 69 66 20 69 73 20 61 20 43 20 6c 69 62 72 61 72 79 20 66 6f 72 20 74 68 65 20 52 61 73	od_if.is.a.C.library.for.the.Ras
b4920	70 62 65 72 72 79 20 77 68 69 63 68 20 61 6c 6c 6f 77 73 20 63 6f 6e 74 72 6f 6c 0a 6f 66 20 74	pberry.which.allows.control.of.t
b4940	68 65 20 47 50 49 4f 20 76 69 61 20 74 68 65 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65	he.GPIO.via.the.socket.interface
b4960	20 74 6f 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 3c 62 72 3e 0a 3c 68 33 3e 46	.to.the.pigpio.daemon.<br>.<h3>F
b4980	65 61 74 75 72 65 73 3c 2f 68 33 3e 6f 20 68 61 72 64 77 61 72 65 20 74 69 6d 65 64 20 50 57 4d	eatures</h3>o.hardware.timed.PWM
b49a0	20 6f 6e 20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 0a 3c 62 72 3e 3c 62 72 3e 6f 20 68	.on.any.of.GPIO.0-31.<br><br>o.h
b49c0	61 72 64 77 61 72 65 20 74 69 6d 65 64 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 61 6e	ardware.timed.servo.pulses.on.an
b49e0	79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 0a 3c 62 72 3e 3c 62 72 3e 6f 20 63 61 6c 6c 62 61 63	y.of.GPIO.0-31.<br><br>o.callbac
b4a00	6b 73 20 77 68 65 6e 20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 20 63 68 61 6e 67 65 20	ks.when.any.of.GPIO.0-31.change.
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b4a60	72 69 74 69 6e 67 20 61 6c 6c 20 6f 66 20 74 68 65 20 47 50 49 4f 20 69 6e 20 61 20 62 61 6e 6b	riting.all.of.the.GPIO.in.a.bank
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b4aa0	76 69 64 75 61 6c 6c 79 20 73 65 74 74 69 6e 67 20 47 50 49 4f 20 6d 6f 64 65 73 2c 20 72 65 61	vidually.setting.GPIO.modes,.rea
b4ac0	64 69 6e 67 20 61 6e 64 20 77 72 69 74 69 6e 67 0a 3c 62 72 3e 3c 62 72 3e 6f 20 6e 6f 74 69 66	ding.and.writing.<br><br>o.notif
b4ae0	69 63 61 74 69 6f 6e 73 20 77 68 65 6e 20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 20 63	ications.when.any.of.GPIO.0-31.c
b4b00	68 61 6e 67 65 20 73 74 61 74 65 0a 3c 62 72 3e 3c 62 72 3e 6f 20 74 68 65 20 63 6f 6e 73 74 72	hange.state.<br><br>o.the.constr
b4b20	75 63 74 69 6f 6e 20 6f 66 20 6f 75 74 70 75 74 20 77 61 76 65 66 6f 72 6d 73 20 77 69 74 68 20	uction.of.output.waveforms.with.
b4b40	6d 69 63 72 6f 73 65 63 6f 6e 64 20 74 69 6d 69 6e 67 0a 3c 62 72 3e 3c 62 72 3e 6f 20 72 75 64	microsecond.timing.<br><br>o.rud
b4b60	69 6d 65 6e 74 61 72 79 20 70 65 72 6d 69 73 73 69 6f 6e 20 63 6f 6e 74 72 6f 6c 20 6f 76 65 72	imentary.permission.control.over
b4b80	20 47 50 49 4f 0a 3c 62 72 3e 3c 62 72 3e 6f 20 61 20 73 69 6d 70 6c 65 20 69 6e 74 65 72 66 61	.GPIO.<br><br>o.a.simple.interfa
b4ba0	63 65 20 74 6f 20 73 74 61 72 74 20 61 6e 64 20 73 74 6f 70 20 6e 65 77 20 74 68 72 65 61 64 73	ce.to.start.and.stop.new.threads
b4bc0	0a 3c 62 72 3e 3c 62 72 3e 6f 20 49 32 43 2c 20 53 50 49 2c 20 61 6e 64 20 73 65 72 69 61 6c 20	.<br><br>o.I2C,.SPI,.and.serial.
b4be0	6c 69 6e 6b 20 77 72 61 70 70 65 72 73 0a 3c 62 72 3e 3c 62 72 3e 6f 20 63 72 65 61 74 69 6e 67	link.wrappers.<br><br>o.creating
b4c00	20 61 6e 64 20 72 75 6e 6e 69 6e 67 20 73 63 72 69 70 74 73 20 6f 6e 20 00 00 00 4b 87 61 12 0b	.and.running.scripts.on....K.a..
b4c20	15 15 02 09 27 21 1f 1d 8e 55 6d 69 73 63 4d 69 73 63 1b 58 4d 69 73 63 65 6c 6c 61 6e 65 6f 75	....'!...UmiscMisc.XMiscellaneou
b4c40	73 6d 73 70 34 33 30 2e 6a 70 67 6d 6f 74 6f 72 2e 6a 70 67 6c 65 64 73 2e 6a 70 67 0a 54 68 65	smsp430.jpgmotor.jpgleds.jpg.The
b4c60	72 65 20 61 72 65 20 74 77 6f 20 43 20 6c 69 62 72 61 72 69 65 73 20 77 68 69 63 68 20 70 72 6f	re.are.two.C.libraries.which.pro
b4c80	76 69 64 65 20 61 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 74 68 65 0a 70	vide.a.socket.interface.to.the.p
b4ca0	69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 26 6e 62 73 70 3b 20 54 68 65 79 20 70 72 6f 76 69 64 65	igpio.daemon.&nbsp;.They.provide
b4cc0	20 61 6e 20 69 6e 74 65 72 66 61 63 65 20 76 65 72 79 20 73 69 6d 69 6c 61 72 20 74 6f 20 74 68	.an.interface.very.similar.to.th
b4ce0	65 0a 70 69 67 70 69 6f 20 50 79 74 68 6f 6e 20 6d 6f 64 75 6c 65 2e 3c 62 72 3e 0a 3c 75 6c 3e	e.pigpio.Python.module.<br>.<ul>
b4d00	0a 3c 6c 69 3e 54 68 65 20 6f 72 69 67 69 6e 61 6c 20 3c 61 20 68 72 65 66 3d 22 2e 2f 70 64 69	.<li>The.original.<a.href="./pdi
b4d20	66 2e 68 74 6d 6c 22 3e 70 69 67 70 69 6f 64 5f 69 66 3c 2f 61 3e 20 6c 69 62 72 61 72 79 20 69	f.html">pigpiod_if</a>.library.i
b4d40	73 0a 6e 6f 77 20 64 65 70 72 65 63 61 74 65 64 20 61 6e 64 20 77 69 6c 6c 20 6e 6f 20 6c 6f 6e	s.now.deprecated.and.will.no.lon
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b4d80	72 79 20 69 73 0a 6c 69 6d 69 74 65 64 20 74 6f 20 63 6f 6e 74 72 6f 6c 6c 69 6e 67 20 6f 6e 65	ry.is.limited.to.controlling.one
b4da0	20 50 69 20 61 74 20 61 20 74 69 6d 65 2e 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 75 6c 3e 0a 3c	.Pi.at.a.time.</li>.</ul>.<ul>.<
b4dc0	6c 69 3e 54 68 65 20 6e 65 77 20 3c 61 20 68 72 65 66 3d 22 2e 2f 70 64 69 66 32 2e 68 74 6d 6c	li>The.new.<a.href="./pdif2.html
b4de0	22 3e 70 69 67 70 69 6f 64 5f 69 66 32 3c 2f 61 3e 20 6c 69 62 72 61 72 79 20 77 68 69 63 68 0a	">pigpiod_if2</a>.library.which.
b4e00	73 68 6f 75 6c 64 20 62 65 20 75 73 65 64 20 66 6f 72 20 6e 65 77 20 63 6f 64 65 2e 26 6e 62 73	should.be.used.for.new.code.&nbs
b4e20	70 3b 20 54 68 69 73 20 6c 69 62 72 61 72 79 20 61 6c 6c 6f 77 73 20 6d 75 6c 74 69 70 6c 65 20	p;.This.library.allows.multiple.
b4e40	50 69 73 0a 74 6f 20 62 65 20 63 6f 6e 74 72 6f 6c 6c 65 64 20 61 74 20 6f 6e 65 20 74 69 6d 65	Pis.to.be.controlled.at.one.time
b4e60	2e 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 41 64 64 69 74 69 6f 6e 61 6c 20 64 65 74 61 69 6c 73 20	.</li>.</ul>.Additional.details.
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b4ea0	6c 22 3e 73 6f 63 6b 65 74 3c 2f 61 3e 0a 69 6e 74 65 72 66 61 63 65 2e 3c 62 72 3e 0a 3c 62 72	l">socket</a>.interface.<br>.<br
b4ec0	3e 0a 41 64 64 69 74 69 6f 6e 61 6c 20 64 65 74 61 69 6c 73 20 6f 66 20 74 68 65 20 70 69 67 70	>.Additional.details.of.the.pigp
b4ee0	69 6f 20 3c 61 20 68 72 65 66 3d 22 2e 2f 70 69 66 2e 68 74 6d 6c 22 3e 70 69 70 65 3c 2f 61 3e	io.<a.href="./pif.html">pipe</a>
b4f00	0a 69 6e 74 65 72 66 61 63 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 70 69	.interface.<br>.<br>.<a.href="pi
b4f20	67 32 76 63 64 2e 68 74 6d 6c 22 3e 70 69 67 32 76 63 64 3c 2f 61 3e 20 69 73 20 61 20 75 74 69	g2vcd.html">pig2vcd</a>.is.a.uti
b4f40	6c 69 74 79 20 77 68 69 63 68 20 63 6f 6e 76 65 72 74 73 0a 70 69 67 70 69 6f 20 6e 6f 74 69 66	lity.which.converts.pigpio.notif
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b4f80	6e 67 65 20 44 75 6d 70 29 20 66 6f 72 6d 61 74 2e 26 6e 62 73 70 3b 0a 56 43 44 20 63 61 6e 20	nge.Dump).format.&nbsp;.VCD.can.
b4fa0	62 65 20 72 65 61 64 20 62 79 20 6d 61 6e 79 20 70 72 6f 67 72 61 6d 73 2c 20 69 6e 20 70 61 72	be.read.by.many.programs,.in.par
b4fc0	74 69 63 75 6c 61 72 20 3c 61 20 68 72 65 66 3d 0a 22 68 74 74 70 3a 2f 2f 67 74 6b 77 61 76 65	ticular.<a.href=."http://gtkwave
b4fe0	2e 73 6f 75 72 63 65 66 6f 72 67 65 2e 6e 65 74 2f 22 3e 47 54 4b 57 61 76 65 3c 2f 61 3e 2e 0a	.sourceforge.net/">GTKWave</a>..
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b5080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b50a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b50c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b50e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b51a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b51c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b51e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b52a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b52c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b52e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b53a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b53c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b53e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b54a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b54c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b54e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b55a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b55c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b55e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b56a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b56c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b56e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b57a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b57c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b57e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b58a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b58c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b58e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b59a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b59c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b59e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5a00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5a20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5a40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5a60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5a80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5aa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5ac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5ae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5b00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5b20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5b40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5b60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5b80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5ba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5bc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5be0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5c00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5c20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5c40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5c60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5ca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5cc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5ce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5d00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5d20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5d40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5d60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b5fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
b6000	00 00 00 b8 64 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 6e 64 20 61 73 73 6f 63 69 61 74	....d.command.codes.and.associat
b6020	65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e	ed.data..<br><br><code>handle:&n
b6040	62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	bsp;&gt;=0,&nbsp;as&nbsp;returne
b6060	64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b	d&nbsp;by&nbsp;a&nbsp;call&nbsp;
b6080	74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70 65 6e 22 3e 69 32 63 4f 70	to&nbsp;<a.href="#i2cOpen">i2cOp
b60a0	65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 69 6e 42 75 66 3a 26 6e 62 73 70 3b 70 6f 69 6e	en</a><br>&nbsp;inBuf:&nbsp;poin
b60c0	74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 6e 63 61 74	ter&nbsp;to&nbsp;the&nbsp;concat
b60e0	65 6e 61 74 65 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 73 2c 26 6e	enated&nbsp;I2C&nbsp;commands,&n
b6100	62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e 26 6e 62 73 70 3b 69 6e 4c 65	bsp;see&nbsp;below<br>&nbsp;inLe
b6120	6e 3a 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e	n:&nbsp;size&nbsp;of&nbsp;comman
b6140	64 26 6e 62 73 70 3b 62 75 66 66 65 72 3c 62 72 3e 6f 75 74 42 75 66 3a 26 6e 62 73 70 3b 70 6f	d&nbsp;buffer<br>outBuf:&nbsp;po
b6160	69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b 74	inter&nbsp;to&nbsp;buffer&nbsp;t
b6180	6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 64	o&nbsp;hold&nbsp;returned&nbsp;d
b61a0	61 74 61 3c 62 72 3e 6f 75 74 4c 65 6e 3a 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66	ata<br>outLen:&nbsp;size&nbsp;of
b61c0	26 6e 62 73 70 3b 6f 75 74 70 75 74 26 6e 62 73 70 3b 62 75 66 66 65 72 3c 62 72 3e 3c 2f 63 6f	&nbsp;output&nbsp;buffer<br></co
b61e0	64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74 3b 3d 20 30 20 69 66 20 4f 4b	de><br><br>Returns.&gt;=.0.if.OK
b6200	20 28 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 29 2c 20 6f 74 68	.(the.number.of.bytes.read),.oth
b6220	65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 4f 49	erwise.PI_BAD_HANDLE,.PI_BAD_POI
b6240	4e 54 45 52 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 43 4d 44 2c 20 50 49 5f 42 41 44 5f 49 32 43	NTER,.PI_BAD_I2C_CMD,.PI_BAD_I2C
b6260	5f 52 4c 45 4e 2e 0a 50 49 5f 42 41 44 5f 49 32 43 5f 57 4c 45 4e 2c 20 6f 72 20 50 49 5f 42 41	_RLEN..PI_BAD_I2C_WLEN,.or.PI_BA
b6280	44 5f 49 32 43 5f 53 45 47 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67	D_I2C_SEG..<br><br>The.following
b62a0	20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65 64 3a 0a 3c 62	.command.codes.are.supported:.<b
b62c0	72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64	r><br><table.border="1".cellpadd
b62e0	69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c	ing="2".cellspacing="2"><tbody><
b6300	74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44 61 74 61 3c 2f	tr><td>Name</td><td>Cmd.&.Data</
b6320	74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	td><td>Meaning</td></tr><tr><td>
b6340	45 6e 64 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 4e 6f 20 6d 6f 72 65 20 63 6f	End</td><td>0</td><td>No.more.co
b6360	6d 6d 61 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 73 63 61 70 65 3c 2f	mmands</td></tr><tr><td>Escape</
b6380	74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 4e 65 78 74 20 50 20 69 73 20 74 77 6f 20 62	td><td>1</td><td>Next.P.is.two.b
b63a0	79 74 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4f 6e 3c 2f 74 64 3e 3c 74 64	ytes</td></tr><tr><td>On</td><td
b63c0	3e 32 3c 2f 74 64 3e 3c 74 64 3e 53 77 69 74 63 68 20 63 6f 6d 62 69 6e 65 64 20 66 6c 61 67 20	>2</td><td>Switch.combined.flag.
b63e0	6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4f 66 66 3c 2f 74 64 3e 3c 74 64 3e	on</td></tr><tr><td>Off</td><td>
b6400	33 3c 2f 74 64 3e 3c 74 64 3e 53 77 69 74 63 68 20 63 6f 6d 62 69 6e 65 64 20 66 6c 61 67 20 6f	3</td><td>Switch.combined.flag.o
b6420	66 66 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 64 64 72 65 73 73 3c 2f 74 64 3e	ff</td></tr><tr><td>Address</td>
b6440	3c 74 64 3e 34 20 50 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 61 64 64 72 65 73 73 20	<td>4.P</td><td>Set.I2C.address.
b6460	74 6f 20 50 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46 6c 61 67 73 3c 2f 74 64 3e	to.P</td></tr><tr><td>Flags</td>
b6480	3c 74 64 3e 35 20 6c 73 62 20 6d 73 62 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 66 6c	<td>5.lsb.msb</td><td>Set.I2C.fl
b64a0	61 67 73 20 74 6f 20 6c 73 62 20 2b 20 28 6d 73 62 20 26 6c 74 3b 26 6c 74 3b 20 38 29 3c 2f 74	ags.to.lsb.+.(msb.&lt;&lt;.8)</t
b64c0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 65 61 64 3c 2f 74 64 3e 3c 74 64 3e 36 20 50 3c	d></tr><tr><td>Read</td><td>6.P<
b64e0	2f 74 64 3e 3c 74 64 3e 52 65 61 64 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64	/td><td>Read.P.bytes.of.data</td
b6500	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 72 69 74 65 3c 2f 74 64 3e 3c 74 64 3e 37 20 50 20	></tr><tr><td>Write</td><td>7.P.
b6520	2e 2e 2e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74	...</td><td>Write.P.bytes.of.dat
b6540	61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c	a</td></tr></tbody></table><br><
b6560	62 72 3e 54 68 65 20 61 64 64 72 65 73 73 2c 20 72 65 61 64 2c 20 61 6e 64 20 77 72 69 74 65 20	br>The.address,.read,.and.write.
b6580	63 6f 6d 6d 61 6e 64 73 20 74 61 6b 65 20 61 20 70 61 72 61 6d 65 74 65 72 20 50 2e 0a 4e 6f 72	commands.take.a.parameter.P..Nor
b65a0	6d 61 6c 6c 79 20 50 20 69 73 20 6f 6e 65 20 62 79 74 65 20 28 30 2d 32 35 35 29 2e 20 20 49 66	mally.P.is.one.byte.(0-255)...If
b65c0	20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 69 73 20 70 72 65 63 65 64 65 64 20 62 79 0a 74 68 65 20	.the.command.is.preceded.by.the.
b65e0	45 73 63 61 70 65 20 63 6f 6d 6d 61 6e 64 20 74 68 65 6e 20 50 20 69 73 20 74 77 6f 20 62 79 74	Escape.command.then.P.is.two.byt
b6600	65 73 20 28 30 2d 36 35 35 33 35 2c 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 0a 62	es.(0-65535,.least.significant.b
b6620	79 74 65 20 66 69 72 73 74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 20	yte.first)..<br><br>The.address.
b6640	64 65 66 61 75 6c 74 73 20 74 6f 20 74 68 61 74 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68	defaults.to.that.associated.with
b6660	20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 54 68 65 20 66 6c 61 67 73 20 64 65 66 61 75 6c 74 20 74	.the.handle..The.flags.default.t
b6680	6f 20 30 2e 20 20 54 68 65 20 61 64 64 72 65 73 73 20 61 6e 64 20 66 6c 61 67 73 20 6d 61 69 6e	o.0...The.address.and.flags.main
b66a0	74 61 69 6e 20 74 68 65 69 72 0a 70 72 65 76 69 6f 75 73 20 76 61 6c 75 65 20 75 6e 74 69 6c 20	tain.their.previous.value.until.
b66c0	75 70 64 61 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 49 32	updated..<br><br>The.returned.I2
b66e0	43 20 64 61 74 61 20 69 73 20 73 74 6f 72 65 64 20 69 6e 20 63 6f 6e 73 65 63 75 74 69 76 65 20	C.data.is.stored.in.consecutive.
b6700	6c 6f 63 61 74 69 6f 6e 73 20 6f 66 20 6f 75 74 42 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e	locations.of.outBuf..<br><br><b>
b6720	3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62	<small>Example</small></b><br><b
b6740	72 3e 3c 63 6f 64 65 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78	r><code>Set&nbsp;address&nbsp;0x
b6760	35 33 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 33 32 2c 26 6e 62 73 70 3b 72	53,&nbsp;write&nbsp;0x32,&nbsp;r
b6780	65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 53 65 74 26 6e 62 73	ead&nbsp;6&nbsp;bytes<br>Set&nbs
b67a0	70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 31 45 2c 26 6e 62 73 70 3b 77 72 69 74 65 26	p;address&nbsp;0x1E,&nbsp;write&
b67c0	6e 62 73 70 3b 30 78 30 33 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70	nbsp;0x03,&nbsp;read&nbsp;6&nbsp
b67e0	3b 62 79 74 65 73 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b	;bytes<br>Set&nbsp;address&nbsp;
b6800	30 78 36 38 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 31 42 2c 26 6e 62 73 70	0x68,&nbsp;write&nbsp;0x1B,&nbsp
b6820	3b 72 65 61 64 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 45 6e 64 3c 62	;read&nbsp;8&nbsp;bytes<br>End<b
b6840	72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 35 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r><br>0x04&nbsp;0x53&nbsp;&nbsp;
b6860	26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 33 32 26 6e	&nbsp;0x07&nbsp;0x01&nbsp;0x32&n
b6880	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 3c 62	bsp;&nbsp;&nbsp;0x06&nbsp;0x06<b
b68a0	72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 31 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	r>0x04&nbsp;0x1E&nbsp;&nbsp;&nbs
b68c0	70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 30 33 26 6e 62 73 70 3b	p;0x07&nbsp;0x01&nbsp;0x03&nbsp;
b68e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 3c 62 72 3e 30 78	&nbsp;&nbsp;0x06&nbsp;0x06<br>0x
b6900	30 34 26 6e 62 73 70 3b 30 78 36 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78	04&nbsp;0x68&nbsp;&nbsp;&nbsp;0x
b6920	30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 31 42 26 6e 62 73 70 3b 26 6e 62 73	07&nbsp;0x01&nbsp;0x1B&nbsp;&nbs
b6940	70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 38 3c 62 72 3e 30 78 30 30 3c 62	p;&nbsp;0x06&nbsp;0x08<br>0x00<b
b6960	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 69 32 63 5f 6f 70 65	r></code><h3><a.name="bb_i2c_ope
b6980	6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	n"></a><a.href="#int"><small>int
b69a0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 5f 69 32 63 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28	</small></a>.bb_i2c_open<small>(
b69c0	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
b69e0	20 3c 61 20 68 72 65 66 3d 22 23 53 44 41 22 3e 53 44 41 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	.<a.href="#SDA">SDA</a>,.<a.href
b6a00	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
b6a20	66 3d 22 23 53 43 4c 22 3e 53 43 4c 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	f="#SCL">SCL</a>,.<a.href="#unsi
b6a40	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75	gned">unsigned</a>.<a.href="#bau
b6a60	64 22 3e 62 61 75 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66	d">baud</a>)</small></h3>.This.f
b6a80	75 6e 63 74 69 6f 6e 20 73 65 6c 65 63 74 73 20 61 20 70 61 69 72 20 6f 66 20 47 50 49 4f 20 66	unction.selects.a.pair.of.GPIO.f
b6aa0	6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 20 61 74 20 61 0a 73 70 65 63 69 66 69 65	or.bit.banging.I2C.at.a.specifie
b6ac0	64 20 62 61 75 64 20 72 61 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 42 69 74 20 62 61 6e 67 69 6e 67	d.baud.rate..<br><br>Bit.banging
b6ae0	20 49 32 43 20 61 6c 6c 6f 77 73 20 66 6f 72 20 63 65 72 74 61 69 6e 20 6f 70 65 72 61 74 69 6f	.I2C.allows.for.certain.operatio
b6b00	6e 73 20 77 68 69 63 68 20 61 72 65 20 6e 6f 74 20 70 6f 73 73 69 62 6c 65 0a 77 69 74 68 20 74	ns.which.are.not.possible.with.t
b6b20	68 65 20 73 74 61 6e 64 61 72 64 20 49 32 43 20 64 72 69 76 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e	he.standard.I2C.driver..<br><br>
b6b40	6f 20 62 61 75 64 20 72 61 74 65 73 20 61 73 20 6c 6f 77 20 61 73 20 35 30 3c 62 72 3e 0a 6f 20	o.baud.rates.as.low.as.50<br>.o.
b6b60	72 65 70 65 61 74 65 64 20 73 74 61 72 74 73 3c 62 72 3e 0a 6f 20 63 6c 6f 63 6b 20 73 74 72 65	repeated.starts<br>.o.clock.stre
b6b80	74 63 68 69 6e 67 3c 62 72 3e 0a 6f 20 49 32 43 20 6f 6e 20 61 6e 79 20 70 61 69 72 20 6f 66 20	tching<br>.o.I2C.on.any.pair.of.
b6ba0	73 70 61 72 65 20 47 50 49 4f 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 53	spare.GPIO.<br><br><code>&nbsp;S
b6bc0	44 41 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 53 43 4c 3a 26 6e 62 73 70	DA:&nbsp;0-31<br>&nbsp;SCL:&nbsp
b6be0	3b 30 2d 33 31 3c 62 72 3e 62 61 75 64 3a 26 6e 62 73 70 3b 35 30 2d 35 30 30 30 30 30 3c 62 72	;0-31<br>baud:&nbsp;50-500000<br
b6c00	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c	></code><br><br>Returns.0.if.OK,
b6c20	20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f	.otherwise.PI_BAD_USER_GPIO,.PI_
b6c40	42 41 44 5f 49 32 43 5f 42 41 55 44 2c 20 6f 72 0a 50 49 5f 47 50 49 4f 5f 49 4e 5f 55 53 45 2e	BAD_I2C_BAUD,.or.PI_GPIO_IN_USE.
b6c60	0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20	.<br><br>NOTE:.<br><br>The.GPIO.
b6c80	75 73 65 64 20 66 6f 72 20 53 44 41 20 61 6e 64 20 53 43 4c 20 6d 75 73 74 20 68 61 76 65 20 70	used.for.SDA.and.SCL.must.have.p
b6ca0	75 6c 6c 2d 75 70 73 20 74 6f 20 33 56 33 20 63 6f 6e 6e 65 63 74 65 64 2e 20 20 41 73 0a 61 20	ull-ups.to.3V3.connected...As.a.
b6cc0	67 75 69 64 65 20 74 68 65 20 68 61 72 64 77 61 72 65 20 70 75 6c 6c 2d 75 70 73 20 6f 6e 20 70	guide.the.hardware.pull-ups.on.p
b6ce0	69 6e 73 20 33 20 61 6e 64 20 35 20 61 72 65 20 31 6b 38 20 69 6e 20 76 61 6c 75 65 2e 0a 3c 68	ins.3.and.5.are.1k8.in.value..<h
b6d00	33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 69 32 63 5f 63 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20	3><a.name="bb_i2c_close"></a><a.
b6d20	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
b6d40	61 3e 20 62 62 5f 69 32 63 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	a>.bb_i2c_close<small>(<a.href="
b6d60	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
b6d80	22 23 53 44 41 22 3e 53 44 41 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69	"#SDA">SDA</a>)</small></h3>.Thi
b6da0	73 20 66 75 6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43	s.function.stops.bit.banging.I2C
b6dc0	20 6f 6e 20 61 20 70 61 69 72 20 6f 66 20 47 50 49 4f 20 70 72 65 76 69 6f 75 73 6c 79 0a 6f 70	.on.a.pair.of.GPIO.previously.op
b6de0	65 6e 65 64 20 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e 22	ened.with.<a.href="#bb_i2c_open"
b6e00	3e 62 62 5f 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	>bb_i2c_open</a>..<br><br><code>
b6e20	53 44 41 3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 53 44	SDA:&nbsp;0-31,&nbsp;the&nbsp;SD
b6e40	41 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62	A&nbsp;GPIO&nbsp;used&nbsp;in&nb
b6e60	73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74	sp;a&nbsp;prior&nbsp;call&nbsp;t
b6e80	6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e 62 62	o&nbsp;<a.href="#bb_i2c_open">bb
b6ea0	5f 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	_i2c_open</a><br></code><br><br>
b6ec0	52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41	Returns.0.if.OK,.otherwise.PI_BA
b6ee0	44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 4e 4f 54 5f 49 32 43 5f 47 50 49 4f 2e	D_USER_GPIO,.or.PI_NOT_I2C_GPIO.
b6f00	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 69 32 63 5f 7a 69 70 22 3e 3c 2f 61 3e 3c 61	.<h3><a.name="bb_i2c_zip"></a><a
b6f20	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c	.href="#int"><small>int</small><
b6f40	2f 61 3e 20 62 62 5f 69 32 63 5f 7a 69 70 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	/a>.bb_i2c_zip<small>(<a.href="#
b6f60	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
b6f80	23 53 44 41 22 3e 53 44 41 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63	#SDA">SDA</a>,.<a.href="#char">c
b6fa0	68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 69 6e 42 75 66 22 3e 2a 69 6e 42 75 66	har</a>.<a.href="#*inBuf">*inBuf
b6fc0	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
b6fe0	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 4c 65 6e 22 3e 69 6e 4c 65 6e 3c 2f 61	ed</a>.<a.href="#inLen">inLen</a
b7000	00 00 00 b9 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20	....>,.<a.href="#char">char</a>.
b7020	3c 61 20 68 72 65 66 3d 22 23 2a 6f 75 74 42 75 66 22 3e 2a 6f 75 74 42 75 66 3c 2f 61 3e 2c 20	<a.href="#*outBuf">*outBuf</a>,.
b7040	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
b7060	20 3c 61 20 68 72 65 66 3d 22 23 6f 75 74 4c 65 6e 22 3e 6f 75 74 4c 65 6e 3c 2f 61 3e 29 3c 2f	.<a.href="#outLen">outLen</a>)</
b7080	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 65 78 65 63 75 74	small></h3>.This.function.execut
b70a0	65 73 20 61 20 73 65 71 75 65 6e 63 65 20 6f 66 20 62 69 74 20 62 61 6e 67 65 64 20 49 32 43 20	es.a.sequence.of.bit.banged.I2C.
b70c0	6f 70 65 72 61 74 69 6f 6e 73 2e 20 20 54 68 65 0a 6f 70 65 72 61 74 69 6f 6e 73 20 74 6f 20 62	operations...The.operations.to.b
b70e0	65 20 70 65 72 66 6f 72 6d 65 64 20 61 72 65 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 68 65	e.performed.are.specified.by.the
b7100	20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 69 6e 42 75 66 0a 77 68 69 63 68 20 63 6f 6e 74 61 69 6e	.contents.of.inBuf.which.contain
b7120	73 20 74 68 65 20 63 6f 6e 63 61 74 65 6e 61 74 65 64 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73	s.the.concatenated.command.codes
b7140	20 61 6e 64 20 61 73 73 6f 63 69 61 74 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	.and.associated.data..<br><br><c
b7160	6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 44 41 3a 26 6e 62 73 70 3b	ode>&nbsp;&nbsp;&nbsp;SDA:&nbsp;
b7180	30 2d 33 31 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69 6e 26	0-31&nbsp;(as&nbsp;used&nbsp;in&
b71a0	6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70	nbsp;a&nbsp;prior&nbsp;call&nbsp
b71c0	3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e	;to&nbsp;<a.href="#bb_i2c_open">
b71e0	62 62 5f 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 26 6e 62 73 70 3b 69 6e 42 75 66 3a	bb_i2c_open</a>)<br>&nbsp;inBuf:
b7200	26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e	&nbsp;pointer&nbsp;to&nbsp;the&n
b7220	62 73 70 3b 63 6f 6e 63 61 74 65 6e 61 74 65 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 63	bsp;concatenated&nbsp;I2C&nbsp;c
b7240	6f 6d 6d 61 6e 64 73 2c 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e	ommands,&nbsp;see&nbsp;below<br>
b7260	26 6e 62 73 70 3b 69 6e 4c 65 6e 3a 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66 26 6e	&nbsp;inLen:&nbsp;size&nbsp;of&n
b7280	62 73 70 3b 63 6f 6d 6d 61 6e 64 26 6e 62 73 70 3b 62 75 66 66 65 72 3c 62 72 3e 6f 75 74 42 75	bsp;command&nbsp;buffer<br>outBu
b72a0	66 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 75 66	f:&nbsp;pointer&nbsp;to&nbsp;buf
b72c0	66 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 72 65 74 75 72	fer&nbsp;to&nbsp;hold&nbsp;retur
b72e0	6e 65 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 6f 75 74 4c 65 6e 3a 26 6e 62 73 70 3b 73 69	ned&nbsp;data<br>outLen:&nbsp;si
b7300	7a 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6f 75 74 70 75 74 26 6e 62 73 70 3b 62 75 66 66	ze&nbsp;of&nbsp;output&nbsp;buff
b7320	65 72 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74	er<br></code><br><br>Returns.&gt
b7340	3b 3d 20 30 20 69 66 20 4f 4b 20 28 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20	;=.0.if.OK.(the.number.of.bytes.
b7360	72 65 61 64 29 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49	read),.otherwise.PI_BAD_USER_GPI
b7380	4f 2c 20 50 49 5f 4e 4f 54 5f 49 32 43 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 50 4f 49 4e 54	O,.PI_NOT_I2C_GPIO,.PI_BAD_POINT
b73a0	45 52 2c 0a 50 49 5f 42 41 44 5f 49 32 43 5f 43 4d 44 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 52	ER,.PI_BAD_I2C_CMD,.PI_BAD_I2C_R
b73c0	4c 45 4e 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 57 4c 45 4e 2c 0a 50 49 5f 49 32 43 5f 52 45 41	LEN,.PI_BAD_I2C_WLEN,.PI_I2C_REA
b73e0	44 5f 46 41 49 4c 45 44 2c 20 6f 72 20 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44	D_FAILED,.or.PI_I2C_WRITE_FAILED
b7400	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20	..<br><br>The.following.command.
b7420	63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61	codes.are.supported:.<br><br><ta
b7440	62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63	ble.border="1".cellpadding="2".c
b7460	65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61	ellspacing="2"><tbody><tr><td>Na
b7480	6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64 3e 3c 74 64 3e 4d 65	me</td><td>Cmd.&.Data</td><td>Me
b74a0	61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 6e 64 3c 2f 74 64 3e 3c	aning</td></tr><tr><td>End</td><
b74c0	74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 4e 6f 20 6d 6f 72 65 20 63 6f 6d 6d 61 6e 64 73 3c 2f 74	td>0</td><td>No.more.commands</t
b74e0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 73 63 61 70 65 3c 2f 74 64 3e 3c 74 64 3e 31 3c	d></tr><tr><td>Escape</td><td>1<
b7500	2f 74 64 3e 3c 74 64 3e 4e 65 78 74 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 3c 2f 74 64 3e	/td><td>Next.P.is.two.bytes</td>
b7520	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 74 61 72 74 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64	</tr><tr><td>Start</td><td>2</td
b7540	3e 3c 74 64 3e 53 74 61 72 74 20 63 6f 6e 64 69 74 69 6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	><td>Start.condition</td></tr><t
b7560	72 3e 3c 74 64 3e 53 74 6f 70 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 53 74 6f	r><td>Stop</td><td>3</td><td>Sto
b7580	70 20 63 6f 6e 64 69 74 69 6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 64 64	p.condition</td></tr><tr><td>Add
b75a0	72 65 73 73 3c 2f 74 64 3e 3c 74 64 3e 34 20 50 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43	ress</td><td>4.P</td><td>Set.I2C
b75c0	20 61 64 64 72 65 73 73 20 74 6f 20 50 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46	.address.to.P</td></tr><tr><td>F
b75e0	6c 61 67 73 3c 2f 74 64 3e 3c 74 64 3e 35 20 6c 73 62 20 6d 73 62 3c 2f 74 64 3e 3c 74 64 3e 53	lags</td><td>5.lsb.msb</td><td>S
b7600	65 74 20 49 32 43 20 66 6c 61 67 73 20 74 6f 20 6c 73 62 20 2b 20 28 6d 73 62 20 26 6c 74 3b 26	et.I2C.flags.to.lsb.+.(msb.&lt;&
b7620	6c 74 3b 20 38 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 65 61 64 3c 2f 74 64	lt;.8)</td></tr><tr><td>Read</td
b7640	3e 3c 74 64 3e 36 20 50 3c 2f 74 64 3e 3c 74 64 3e 52 65 61 64 20 50 20 62 79 74 65 73 20 6f 66	><td>6.P</td><td>Read.P.bytes.of
b7660	20 64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 72 69 74 65 3c 2f 74 64	.data</td></tr><tr><td>Write</td
b7680	3e 3c 74 64 3e 37 20 50 20 2e 2e 2e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 50 20 62 79 74	><td>7.P....</td><td>Write.P.byt
b76a0	65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61	es.of.data</td></tr></tbody></ta
b76c0	62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 2c 20 72 65 61 64 2c 20 61	ble><br><br>The.address,.read,.a
b76e0	6e 64 20 77 72 69 74 65 20 63 6f 6d 6d 61 6e 64 73 20 74 61 6b 65 20 61 20 70 61 72 61 6d 65 74	nd.write.commands.take.a.paramet
b7700	65 72 20 50 2e 0a 4e 6f 72 6d 61 6c 6c 79 20 50 20 69 73 20 6f 6e 65 20 62 79 74 65 20 28 30 2d	er.P..Normally.P.is.one.byte.(0-
b7720	32 35 35 29 2e 20 20 49 66 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 69 73 20 70 72 65 63 65 64 65	255)...If.the.command.is.precede
b7740	64 20 62 79 0a 74 68 65 20 45 73 63 61 70 65 20 63 6f 6d 6d 61 6e 64 20 74 68 65 6e 20 50 20 69	d.by.the.Escape.command.then.P.i
b7760	73 20 74 77 6f 20 62 79 74 65 73 20 28 30 2d 36 35 35 33 35 2c 20 6c 65 61 73 74 20 73 69 67 6e	s.two.bytes.(0-65535,.least.sign
b7780	69 66 69 63 61 6e 74 0a 62 79 74 65 20 66 69 72 73 74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	ificant.byte.first)..<br><br>The
b77a0	20 61 64 64 72 65 73 73 20 61 6e 64 20 66 6c 61 67 73 20 64 65 66 61 75 6c 74 20 74 6f 20 30 2e	.address.and.flags.default.to.0.
b77c0	20 20 54 68 65 20 61 64 64 72 65 73 73 20 61 6e 64 20 66 6c 61 67 73 20 6d 61 69 6e 74 61 69 6e	..The.address.and.flags.maintain
b77e0	0a 74 68 65 69 72 20 70 72 65 76 69 6f 75 73 20 76 61 6c 75 65 20 75 6e 74 69 6c 20 75 70 64 61	.their.previous.value.until.upda
b7800	74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 20 66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e	ted..<br><br>No.flags.are.curren
b7820	74 6c 79 20 64 65 66 69 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65	tly.defined..<br><br>The.returne
b7840	64 20 49 32 43 20 64 61 74 61 20 69 73 20 73 74 6f 72 65 64 20 69 6e 20 63 6f 6e 73 65 63 75 74	d.I2C.data.is.stored.in.consecut
b7860	69 76 65 20 6c 6f 63 61 74 69 6f 6e 73 20 6f 66 20 6f 75 74 42 75 66 2e 0a 3c 62 72 3e 3c 62 72	ive.locations.of.outBuf..<br><br
b7880	3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	><b><small>Example</small></b><b
b78a0	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73	r><br><code>Set&nbsp;address&nbs
b78c0	70 3b 30 78 35 33 3c 62 72 3e 73 74 61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70	p;0x53<br>start,&nbsp;write&nbsp
b78e0	3b 30 78 33 32 2c 26 6e 62 73 70 3b 28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64	;0x32,&nbsp;(re)start,&nbsp;read
b7900	26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72	&nbsp;6&nbsp;bytes,&nbsp;stop<br
b7920	3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 31 45 3c 62 72 3e 73	>Set&nbsp;address&nbsp;0x1E<br>s
b7940	74 61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 30 33 2c 26 6e 62 73 70	tart,&nbsp;write&nbsp;0x03,&nbsp
b7960	3b 28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73	;(re)start,&nbsp;read&nbsp;6&nbs
b7980	70 3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61	p;bytes,&nbsp;stop<br>Set&nbsp;a
b79a0	64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 36 38 3c 62 72 3e 73 74 61 72 74 2c 26 6e 62 73 70 3b	ddress&nbsp;0x68<br>start,&nbsp;
b79c0	77 72 69 74 65 26 6e 62 73 70 3b 30 78 31 42 2c 26 6e 62 73 70 3b 28 72 65 29 73 74 61 72 74 2c	write&nbsp;0x1B,&nbsp;(re)start,
b79e0	26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 62 79 74 65 73 2c 26 6e 62	&nbsp;read&nbsp;8&nbsp;bytes,&nb
b7a00	73 70 3b 73 74 6f 70 3c 62 72 3e 45 6e 64 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b	sp;stop<br>End<br><br>0x04&nbsp;
b7a20	30 78 35 33 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31	0x53<br>0x02&nbsp;0x07&nbsp;0x01
b7a40	26 6e 62 73 70 3b 30 78 33 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32	&nbsp;0x32&nbsp;&nbsp;&nbsp;0x02
b7a60	26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 33 3c 62	&nbsp;0x06&nbsp;0x06&nbsp;0x03<b
b7a80	72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 31 45 3c 62 72 3e 30 78 30 32 26 6e 62 73	r><br>0x04&nbsp;0x1E<br>0x02&nbs
b7aa0	70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 30 33 26 6e 62 73 70 3b	p;0x07&nbsp;0x01&nbsp;0x03&nbsp;
b7ac0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b	&nbsp;&nbsp;0x02&nbsp;0x06&nbsp;
b7ae0	30 78 30 36 26 6e 62 73 70 3b 30 78 30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b	0x06&nbsp;0x03<br><br>0x04&nbsp;
b7b00	30 78 36 38 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31	0x68<br>0x02&nbsp;0x07&nbsp;0x01
b7b20	26 6e 62 73 70 3b 30 78 31 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32	&nbsp;0x1B&nbsp;&nbsp;&nbsp;0x02
b7b40	26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 38 26 6e 62 73 70 3b 30 78 30 33 3c 62	&nbsp;0x06&nbsp;0x08&nbsp;0x03<b
b7b60	72 3e 3c 62 72 3e 30 78 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	r><br>0x00<br></code><h3><a.name
b7b80	3d 22 73 70 69 5f 6f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	="spi_open"></a><a.href="#int"><
b7ba0	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 5f 6f 70 65 6e 3c 73	small>int</small></a>.spi_open<s
b7bc0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	mall>(<a.href="#unsigned">unsign
b7be0	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 63 68 61 6e 6e 65 6c 22 3e 73 70	ed</a>.<a.href="#spi_channel">sp
b7c00	69 5f 63 68 61 6e 6e 65 6c 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	i_channel</a>,.<a.href="#unsigne
b7c20	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e	d">unsigned</a>.<a.href="#baud">
b7c40	62 61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	baud</a>,.<a.href="#unsigned">un
b7c60	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 66 6c 61 67 73 22 3e	signed</a>.<a.href="#spi_flags">
b7c80	73 70 69 5f 66 6c 61 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	spi_flags</a>)</small></h3>.This
b7ca0	20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 66 6f 72 20 74	.function.returns.a.handle.for.t
b7cc0	68 65 20 53 50 49 20 64 65 76 69 63 65 20 6f 6e 20 74 68 65 20 63 68 61 6e 6e 65 6c 2e 0a 44 61	he.SPI.device.on.the.channel..Da
b7ce0	74 61 20 77 69 6c 6c 20 62 65 20 74 72 61 6e 73 66 65 72 72 65 64 20 61 74 20 62 61 75 64 20 62	ta.will.be.transferred.at.baud.b
b7d00	69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 20 20 54 68 65 20 66 6c 61 67 73 20 6d 61 79 0a 62	its.per.second...The.flags.may.b
b7d20	65 20 75 73 65 64 20 74 6f 20 6d 6f 64 69 66 79 20 74 68 65 20 64 65 66 61 75 6c 74 20 62 65 68	e.used.to.modify.the.default.beh
b7d40	61 76 69 6f 75 72 20 6f 66 20 34 2d 77 69 72 65 20 6f 70 65 72 61 74 69 6f 6e 2c 20 6d 6f 64 65	aviour.of.4-wire.operation,.mode
b7d60	20 30 2c 0a 61 63 74 69 76 65 20 6c 6f 77 20 63 68 69 70 20 73 65 6c 65 63 74 2e 0a 3c 62 72 3e	.0,.active.low.chip.select..<br>
b7d80	3c 62 72 3e 54 68 65 20 50 69 20 68 61 73 20 74 77 6f 20 53 50 49 20 70 65 72 69 70 68 65 72 61	<br>The.Pi.has.two.SPI.periphera
b7da0	6c 73 3a 20 6d 61 69 6e 20 61 6e 64 20 61 75 78 69 6c 69 61 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e	ls:.main.and.auxiliary..<br><br>
b7dc0	54 68 65 20 6d 61 69 6e 20 53 50 49 20 68 61 73 20 74 77 6f 20 63 68 69 70 20 73 65 6c 65 63 74	The.main.SPI.has.two.chip.select
b7de0	73 20 28 63 68 61 6e 6e 65 6c 73 29 2c 20 74 68 65 20 61 75 78 69 6c 69 61 72 79 20 68 61 73 0a	s.(channels),.the.auxiliary.has.
b7e00	74 68 72 65 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49	three..<br><br>The.auxiliary.SPI
b7e20	20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 61 6c 6c 20 6d 6f 64 65 6c 73 20 62 75 74 20	.is.available.on.all.models.but.
b7e40	74 68 65 20 41 20 61 6e 64 20 42 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 75 73	the.A.and.B..<br><br>The.GPIO.us
b7e60	65 64 20 61 72 65 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61	ed.are.given.in.the.following.ta
b7e80	62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63	ble..<br><br><table.border="1".c
b7ea0	65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c	ellpadding="2".cellspacing="2"><
b7ec0	74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 4d 49 53 4f 3c 2f 74 64 3e	tbody><tr><td></td><td>MISO</td>
b7ee0	3c 74 64 3e 4d 4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74 64 3e 43 45	<td>MOSI</td><td>SCLK</td><td>CE
b7f00	30 3c 2f 74 64 3e 3c 74 64 3e 43 45 31 3c 2f 74 64 3e 3c 74 64 3e 43 45 32 3c 2f 74 64 3e 3c 2f	0</td><td>CE1</td><td>CE2</td></
b7f20	74 72 3e 3c 74 72 3e 3c 74 64 3e 4d 61 69 6e 20 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 39 3c 2f 74	tr><tr><td>Main.SPI</td><td>9</t
b7f40	64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 38 3c 2f 74	d><td>10</td><td>11</td><td>8</t
b7f60	64 3e 3c 74 64 3e 37 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	d><td>7</td><td>-</td></tr><tr><
b7f80	74 64 3e 41 75 78 20 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 31 39 3c 2f 74 64 3e 3c 74 64 3e 32 30	td>Aux.SPI</td><td>19</td><td>20
b7fa0	3c 2f 74 64 3e 3c 74 64 3e 32 31 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e 31	</td><td>21</td><td>18</td><td>1
b7fc0	37 3c 2f 74 64 3e 3c 74 64 3e 31 36 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f	7</td><td>16</td></tr></tbody></
b7fe0	74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 70 69 5f 63 68 61 6e 6e 65 6c 3a	table><br><br><code>spi_channel:
b8000	00 00 00 ba 26 6e 62 73 70 3b 30 2d 31 26 6e 62 73 70 3b 28 30 2d 32 26 6e 62 73 70 3b 66 6f 72	....&nbsp;0-1&nbsp;(0-2&nbsp;for
b8020	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 61 75 78 69 6c 69 61 72 79 26 6e 62 73 70 3b 53 50	&nbsp;the&nbsp;auxiliary&nbsp;SP
b8040	49 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	I).<br>&nbsp;&nbsp;&nbsp;&nbsp;&
b8060	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 33 32 4b 2d	nbsp;&nbsp;&nbsp;baud:&nbsp;32K-
b8080	31 32 35 4d 26 6e 62 73 70 3b 28 76 61 6c 75 65 73 26 6e 62 73 70 3b 61 62 6f 76 65 26 6e 62 73	125M&nbsp;(values&nbsp;above&nbs
b80a0	70 3b 33 30 4d 26 6e 62 73 70 3b 61 72 65 26 6e 62 73 70 3b 75 6e 6c 69 6b 65 6c 79 26 6e 62 73	p;30M&nbsp;are&nbsp;unlikely&nbs
b80c0	70 3b 74 6f 26 6e 62 73 70 3b 77 6f 72 6b 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;to&nbsp;work).<br>&nbsp;&nbsp;
b80e0	73 70 69 5f 66 6c 61 67 73 3a 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 2e 3c	spi_flags:&nbsp;see&nbsp;below.<
b8100	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64	br></code><br><br>Returns.a.hand
b8120	6c 65 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f	le.(&gt;=0).if.OK,.otherwise.PI_
b8140	42 41 44 5f 53 50 49 5f 43 48 41 4e 4e 45 4c 2c 0a 50 49 5f 42 41 44 5f 53 50 49 5f 53 50 45 45	BAD_SPI_CHANNEL,.PI_BAD_SPI_SPEE
b8160	44 2c 20 50 49 5f 42 41 44 5f 46 4c 41 47 53 2c 20 50 49 5f 4e 4f 5f 41 55 58 5f 53 50 49 2c 20	D,.PI_BAD_FLAGS,.PI_NO_AUX_SPI,.
b8180	6f 72 20 50 49 5f 53 50 49 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 73	or.PI_SPI_OPEN_FAILED..<br><br>s
b81a0	70 69 5f 66 6c 61 67 73 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 74 68 65 20 6c 65 61 73 74 20 73	pi_flags.consists.of.the.least.s
b81c0	69 67 6e 69 66 69 63 61 6e 74 20 32 32 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	ignificant.22.bits..<br><br><cod
b81e0	65 3e 32 31 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73	e>21&nbsp;20&nbsp;19&nbsp;18&nbs
b8200	70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73	p;17&nbsp;16&nbsp;15&nbsp;14&nbs
b8220	70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73	p;13&nbsp;12&nbsp;11&nbsp;10&nbs
b8240	70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;9&nbsp;&nbsp;8&nbsp;&nbs
b8260	70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62	p;7&nbsp;&nbsp;6&nbsp;&nbsp;5&nb
b8280	73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;4&nbsp;&nbsp;3&nbsp;&nb
b82a0	73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62	sp;2&nbsp;&nbsp;1&nbsp;&nbsp;0<b
b82c0	72 3e 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73	r>&nbsp;b&nbsp;&nbsp;b&nbsp;&nbs
b82e0	70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62	p;b&nbsp;&nbsp;b&nbsp;&nbsp;b&nb
b8300	73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;b&nbsp;&nbsp;R&nbsp;&nb
b8320	73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e	sp;T&nbsp;&nbsp;n&nbsp;&nbsp;n&n
b8340	62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;n&nbsp;&nbsp;n&nbsp;&n
b8360	62 73 70 3b 57 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 75 32 26 6e 62 73 70 3b	bsp;W&nbsp;&nbsp;A&nbsp;u2&nbsp;
b8380	75 31 26 6e 62 73 70 3b 75 30 26 6e 62 73 70 3b 70 32 26 6e 62 73 70 3b 70 31 26 6e 62 73 70 3b	u1&nbsp;u0&nbsp;p2&nbsp;p1&nbsp;
b83a0	70 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 3c 62 72 3e	p0&nbsp;&nbsp;m&nbsp;&nbsp;m<br>
b83c0	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 6d 6d 20 64 65 66 69 6e 65 73 20 74 68 65 20 53 50	</code><br><br>mm.defines.the.SP
b83e0	49 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 57 61 72 6e 69 6e 67 3a 20 6d 6f 64 65 73 20 31	I.mode..<br><br>Warning:.modes.1
b8400	20 61 6e 64 20 33 20 64 6f 20 6e 6f 74 20 61 70 70 65 61 72 20 74 6f 20 77 6f 72 6b 20 6f 6e 20	.and.3.do.not.appear.to.work.on.
b8420	74 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	the.auxiliary.SPI..<br><br><code
b8440	3e 4d 6f 64 65 26 6e 62 73 70 3b 50 4f 4c 26 6e 62 73 70 3b 50 48 41 3c 62 72 3e 26 6e 62 73 70	>Mode&nbsp;POL&nbsp;PHA<br>&nbsp
b8460	3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70	;0&nbsp;&nbsp;&nbsp;&nbsp;0&nbsp
b8480	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;0<br>&nbsp;1&nbsp;&
b84a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&n
b84c0	62 73 70 3b 31 3c 62 72 3e 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;1<br>&nbsp;2&nbsp;&nbsp;&nbs
b84e0	70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e	p;&nbsp;1&nbsp;&nbsp;&nbsp;0<br>
b8500	26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31	&nbsp;3&nbsp;&nbsp;&nbsp;&nbsp;1
b8520	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	&nbsp;&nbsp;&nbsp;1<br></code><b
b8540	72 3e 3c 62 72 3e 70 78 20 69 73 20 30 20 69 66 20 43 45 78 20 69 73 20 61 63 74 69 76 65 20 6c	r><br>px.is.0.if.CEx.is.active.l
b8560	6f 77 20 28 64 65 66 61 75 6c 74 29 20 61 6e 64 20 31 20 66 6f 72 20 61 63 74 69 76 65 20 68 69	ow.(default).and.1.for.active.hi
b8580	67 68 2e 0a 3c 62 72 3e 3c 62 72 3e 75 78 20 69 73 20 30 20 69 66 20 74 68 65 20 43 45 78 20 47	gh..<br><br>ux.is.0.if.the.CEx.G
b85a0	50 49 4f 20 69 73 20 72 65 73 65 72 76 65 64 20 66 6f 72 20 53 50 49 20 28 64 65 66 61 75 6c 74	PIO.is.reserved.for.SPI.(default
b85c0	29 20 61 6e 64 20 31 20 6f 74 68 65 72 77 69 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 69 73 20	).and.1.otherwise..<br><br>A.is.
b85e0	30 20 66 6f 72 20 74 68 65 20 6d 61 69 6e 20 53 50 49 2c 20 31 20 66 6f 72 20 74 68 65 20 61 75	0.for.the.main.SPI,.1.for.the.au
b8600	78 69 6c 69 61 72 79 20 53 50 49 2e 0a 3c 62 72 3e 3c 62 72 3e 57 20 69 73 20 30 20 69 66 20 74	xiliary.SPI..<br><br>W.is.0.if.t
b8620	68 65 20 64 65 76 69 63 65 20 69 73 20 6e 6f 74 20 33 2d 77 69 72 65 2c 20 31 20 69 66 20 74 68	he.device.is.not.3-wire,.1.if.th
b8640	65 20 64 65 76 69 63 65 20 69 73 20 33 2d 77 69 72 65 2e 20 20 4d 61 69 6e 0a 53 50 49 20 6f 6e	e.device.is.3-wire...Main.SPI.on
b8660	6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 6e 6e 6e 6e 20 64 65 66 69 6e 65 73 20 74 68 65 20 6e 75 6d	ly..<br><br>nnnn.defines.the.num
b8680	62 65 72 20 6f 66 20 62 79 74 65 73 20 28 30 2d 31 35 29 20 74 6f 20 77 72 69 74 65 20 62 65 66	ber.of.bytes.(0-15).to.write.bef
b86a0	6f 72 65 20 73 77 69 74 63 68 69 6e 67 0a 74 68 65 20 4d 4f 53 49 20 6c 69 6e 65 20 74 6f 20 4d	ore.switching.the.MOSI.line.to.M
b86c0	49 53 4f 20 74 6f 20 72 65 61 64 20 64 61 74 61 2e 20 20 54 68 69 73 20 66 69 65 6c 64 20 69 73	ISO.to.read.data...This.field.is
b86e0	20 69 67 6e 6f 72 65 64 0a 69 66 20 57 20 69 73 20 6e 6f 74 20 73 65 74 2e 20 20 4d 61 69 6e 20	.ignored.if.W.is.not.set...Main.
b8700	53 50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 20 69 73 20 31 20 69 66 20 74 68 65 20	SPI.only..<br><br>T.is.1.if.the.
b8720	6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 74 72 61 6e 73 6d 69	least.significant.bit.is.transmi
b8740	74 74 65 64 20 6f 6e 20 4d 4f 53 49 20 66 69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75 6c 74 20	tted.on.MOSI.first,.the.default.
b8760	28 30 29 20 73 68 69 66 74 73 20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20	(0).shifts.the.most.significant.
b8780	62 69 74 20 6f 75 74 20 66 69 72 73 74 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53 50 49 0a 6f 6e	bit.out.first...Auxiliary.SPI.on
b87a0	6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 52 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20	ly..<br><br>R.is.1.if.the.least.
b87c0	73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 72 65 63 65 69 76 65 64 20 6f 6e 20 4d	significant.bit.is.received.on.M
b87e0	49 53 4f 20 66 69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 72 65 63 65 69	ISO.first,.the.default.(0).recei
b8800	76 65 73 20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 66 69 72	ves.the.most.significant.bit.fir
b8820	73 74 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53 50 49 0a 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72	st...Auxiliary.SPI.only..<br><br
b8840	3e 62 62 62 62 62 62 20 64 65 66 69 6e 65 73 20 74 68 65 20 77 6f 72 64 20 73 69 7a 65 20 69 6e	>bbbbbb.defines.the.word.size.in
b8860	20 62 69 74 73 20 28 30 2d 33 32 29 2e 20 20 54 68 65 20 64 65 66 61 75 6c 74 20 28 30 29 0a 73	.bits.(0-32)...The.default.(0).s
b8880	65 74 73 20 38 20 62 69 74 73 20 70 65 72 20 77 6f 72 64 2e 20 20 41 75 78 69 6c 69 61 72 79 20	ets.8.bits.per.word...Auxiliary.
b88a0	53 50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66 3d 22 23	SPI.only..<br><br>The.<a.href="#
b88c0	73 70 69 5f 72 65 61 64 22 3e 73 70 69 5f 72 65 61 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	spi_read">spi_read</a>,.<a.href=
b88e0	22 23 73 70 69 5f 77 72 69 74 65 22 3e 73 70 69 5f 77 72 69 74 65 3c 2f 61 3e 2c 20 61 6e 64 20	"#spi_write">spi_write</a>,.and.
b8900	3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 78 66 65 72 22 3e 73 70 69 5f 78 66 65 72 3c 2f 61 3e	<a.href="#spi_xfer">spi_xfer</a>
b8920	20 66 75 6e 63 74 69 6f 6e 73 0a 74 72 61 6e 73 66 65 72 20 64 61 74 61 20 70 61 63 6b 65 64 20	.functions.transfer.data.packed.
b8940	69 6e 74 6f 20 31 2c 20 32 2c 20 6f 72 20 34 20 62 79 74 65 73 20 61 63 63 6f 72 64 69 6e 67 20	into.1,.2,.or.4.bytes.according.
b8960	74 6f 0a 74 68 65 20 77 6f 72 64 20 73 69 7a 65 20 69 6e 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62	to.the.word.size.in.bits..<br><b
b8980	72 3e 46 6f 72 20 62 69 74 73 20 31 2d 38 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 6f 6e 65	r>For.bits.1-8.there.will.be.one
b89a0	20 62 79 74 65 20 70 65 72 20 77 6f 72 64 2e 3c 62 72 3e 0a 46 6f 72 20 62 69 74 73 20 39 2d 31	.byte.per.word.<br>.For.bits.9-1
b89c0	36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65 72 20 77 6f	6.there.will.be.two.bytes.per.wo
b89e0	72 64 2e 3c 62 72 3e 0a 46 6f 72 20 62 69 74 73 20 31 37 2d 33 32 20 74 68 65 72 65 20 77 69 6c	rd.<br>.For.bits.17-32.there.wil
b8a00	6c 20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72 20 77 6f 72 64 2e 0a 3c 62 72 3e 3c 62	l.be.four.bytes.per.word..<br><b
b8a20	72 3e 4d 75 6c 74 69 2d 62 79 74 65 20 74 72 61 6e 73 66 65 72 73 20 61 72 65 20 6d 61 64 65 20	r>Multi-byte.transfers.are.made.
b8a40	69 6e 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 79 74 65 20 66 69 72 73 74 20	in.least.significant.byte.first.
b8a60	6f 72 64 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 74 6f 20 74 72 61 6e 73 66 65 72 20	order..<br><br>E.g..to.transfer.
b8a80	33 32 20 31 31 2d 62 69 74 20 77 6f 72 64 73 20 62 75 66 20 73 68 6f 75 6c 64 20 63 6f 6e 74 61	32.11-bit.words.buf.should.conta
b8aa0	69 6e 20 36 34 20 62 79 74 65 73 0a 61 6e 64 20 63 6f 75 6e 74 20 73 68 6f 75 6c 64 20 62 65 20	in.64.bytes.and.count.should.be.
b8ac0	36 34 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 74 6f 20 74 72 61 6e 73 66 65 72 20 74 68 65	64..<br><br>E.g..to.transfer.the
b8ae0	20 31 34 20 62 69 74 20 76 61 6c 75 65 20 30 78 31 41 42 43 20 73 65 6e 64 20 74 68 65 20 62 79	.14.bit.value.0x1ABC.send.the.by
b8b00	74 65 73 20 30 78 42 43 20 66 6f 6c 6c 6f 77 65 64 0a 62 79 20 30 78 31 41 2e 0a 3c 62 72 3e 3c	tes.0xBC.followed.by.0x1A..<br><
b8b20	62 72 3e 54 68 65 20 6f 74 68 65 72 20 62 69 74 73 20 69 6e 20 66 6c 61 67 73 20 73 68 6f 75 6c	br>The.other.bits.in.flags.shoul
b8b40	64 20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73	d.be.set.to.zero..<h3><a.name="s
b8b60	70 69 5f 63 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d	pi_close"></a><a.href="#int"><sm
b8b80	61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 5f 63 6c 6f 73 65 3c 73 6d	all>int</small></a>.spi_close<sm
b8ba0	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	all>(<a.href="#unsigned">unsigne
b8bc0	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f	d</a>.<a.href="#handle">handle</
b8be0	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 73 20	a>)</small></h3>.This.functions.
b8c00	63 6c 6f 73 65 73 20 74 68 65 20 53 50 49 20 64 65 76 69 63 65 20 69 64 65 6e 74 69 66 69 65 64	closes.the.SPI.device.identified
b8c20	20 62 79 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61	.by.the.handle..<br><br><code>ha
b8c40	6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b	ndle:&nbsp;&gt;=0,&nbsp;as&nbsp;
b8c60	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c	returned&nbsp;by&nbsp;a&nbsp;cal
b8c80	6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65	l&nbsp;to&nbsp;<a.href="#spi_ope
b8ca0	6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	n">spi_open</a>.<br></code><br><
b8cc0	62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49	br>Returns.0.if.OK,.otherwise.PI
b8ce0	5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 5f 72 65	_BAD_HANDLE..<h3><a.name="spi_re
b8d00	61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	ad"></a><a.href="#int"><small>in
b8d20	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61	t</small></a>.spi_read<small>(<a
b8d40	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
b8d60	61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20	a.href="#handle">handle</a>,.<a.
b8d80	68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	href="#char">char</a>.<a.href="#
b8da0	2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	*buf">*buf</a>,.<a.href="#unsign
b8dc0	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74	ed">unsigned</a>.<a.href="#count
b8de0	22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66	">count</a>)</small></h3>.This.f
b8e00	75 6e 63 74 69 6f 6e 20 72 65 61 64 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 6f 66 20 64 61 74	unction.reads.count.bytes.of.dat
b8e20	61 20 66 72 6f 6d 20 74 68 65 20 53 50 49 0a 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64	a.from.the.SPI.device.associated
b8e40	20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	.with.the.handle..<br><br><code>
b8e60	68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73	handle:&nbsp;&gt;=0,&nbsp;as&nbs
b8e80	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63	p;returned&nbsp;by&nbsp;a&nbsp;c
b8ea0	61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f	all&nbsp;to&nbsp;<a.href="#spi_o
b8ec0	70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	pen">spi_open</a>.<br>&nbsp;&nbs
b8ee0	70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26	p;&nbsp;buf:&nbsp;an&nbsp;array&
b8f00	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62	nbsp;to&nbsp;receive&nbsp;the&nb
b8f20	73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 2e 3c 62 72	sp;read&nbsp;data&nbsp;bytes.<br
b8f40	3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62	>&nbsp;count:&nbsp;the&nbsp;numb
b8f60	65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62	er&nbsp;of&nbsp;bytes&nbsp;to&nb
b8f80	73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	sp;read.<br></code><br><br>Retur
b8fa0	6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74 72 61 6e 73 66 65 72 72	ns.the.number.of.bytes.transferr
b8fc0	65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 48 41 4e 44 4c	ed.if.OK,.otherwise.PI_BAD_HANDL
b8fe0	45 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f 43 4f 55 4e 54 2c 20 6f 72 20 50 49 5f 53 50 49 5f 58	E,.PI_BAD_SPI_COUNT,.or.PI_SPI_X
b9000	00 00 00 c6 46 45 52 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69	....FER_FAILED..<h3><a.name="spi
b9020	5f 77 72 69 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c	_write"></a><a.href="#int"><smal
b9040	6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 5f 77 72 69 74 65 3c 73 6d 61 6c	l>int</small></a>.spi_write<smal
b9060	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	l>(<a.href="#unsigned">unsigned<
b9080	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e	/a>.<a.href="#handle">handle</a>
b90a0	2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72	,.<a.href="#char">char</a>.<a.hr
b90c0	65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75	ef="#*buf">*buf</a>,.<a.href="#u
b90e0	6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	nsigned">unsigned</a>.<a.href="#
b9100	63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	count">count</a>)</small></h3>.T
b9120	68 69 73 20 66 75 6e 63 74 69 6f 6e 20 77 72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20	his.function.writes.count.bytes.
b9140	6f 66 20 64 61 74 61 20 66 72 6f 6d 20 62 75 66 20 74 6f 20 74 68 65 20 53 50 49 0a 64 65 76 69	of.data.from.buf.to.the.SPI.devi
b9160	63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 3c	ce.associated.with.the.handle..<
b9180	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30	br><br><code>handle:&nbsp;&gt;=0
b91a0	2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26	,&nbsp;as&nbsp;returned&nbsp;by&
b91c0	6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61	nbsp;a&nbsp;call&nbsp;to&nbsp;<a
b91e0	20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c	.href="#spi_open">spi_open</a>.<
b9200	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74	br>&nbsp;&nbsp;&nbsp;buf:&nbsp;t
b9220	68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26	he&nbsp;data&nbsp;bytes&nbsp;to&
b9240	6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70	nbsp;write.<br>&nbsp;count:&nbsp
b9260	3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79	;the&nbsp;number&nbsp;of&nbsp;by
b9280	74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64	tes&nbsp;to&nbsp;write.<br></cod
b92a0	65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20	e><br><br>Returns.the.number.of.
b92c0	62 79 74 65 73 20 74 72 61 6e 73 66 65 72 72 65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	bytes.transferred.if.OK,.otherwi
b92e0	73 65 0a 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f 43 4f 55	se.PI_BAD_HANDLE,.PI_BAD_SPI_COU
b9300	4e 54 2c 20 6f 72 20 50 49 5f 53 50 49 5f 58 46 45 52 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c	NT,.or.PI_SPI_XFER_FAILED..<h3><
b9320	61 20 6e 61 6d 65 3d 22 73 70 69 5f 78 66 65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23	a.name="spi_xfer"></a><a.href="#
b9340	69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 5f	int"><small>int</small></a>.spi_
b9360	78 66 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	xfer<small>(<a.href="#unsigned">
b9380	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68	unsigned</a>.<a.href="#handle">h
b93a0	61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c	andle</a>,.<a.href="#char">char<
b93c0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 74 78 42 75 66 22 3e 2a 74 78 42 75 66 3c 2f 61 3e	/a>.<a.href="#*txBuf">*txBuf</a>
b93e0	2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72	,.<a.href="#char">char</a>.<a.hr
b9400	65 66 3d 22 23 2a 72 78 42 75 66 22 3e 2a 72 78 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	ef="#*rxBuf">*rxBuf</a>,.<a.href
b9420	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
b9440	66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	f="#count">count</a>)</small></h
b9460	33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 66 65 72 73 20 63 6f 75 6e 74	3>.This.function.transfers.count
b9480	20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 66 72 6f 6d 20 74 78 42 75 66 20 74 6f 20 74 68 65	.bytes.of.data.from.txBuf.to.the
b94a0	20 53 50 49 0a 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20	.SPI.device.associated.with.the.
b94c0	68 61 6e 64 6c 65 2e 20 20 53 69 6d 75 6c 74 61 6e 65 6f 75 73 6c 79 20 63 6f 75 6e 74 20 62 79	handle...Simultaneously.count.by
b94e0	74 65 73 20 6f 66 0a 64 61 74 61 20 61 72 65 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 20 64 65	tes.of.data.are.read.from.the.de
b9500	76 69 63 65 20 61 6e 64 20 70 6c 61 63 65 64 20 69 6e 20 72 78 42 75 66 2e 0a 3c 62 72 3e 3c 62	vice.and.placed.in.rxBuf..<br><b
b9520	72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73	r><code>handle:&nbsp;&gt;=0,&nbs
b9540	70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b	p;as&nbsp;returned&nbsp;by&nbsp;
b9560	61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	a&nbsp;call&nbsp;to&nbsp;<a.href
b9580	3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e	="#spi_open">spi_open</a>.<br>&n
b95a0	62 73 70 3b 74 78 42 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62	bsp;txBuf:&nbsp;the&nbsp;data&nb
b95c0	73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e	sp;bytes&nbsp;to&nbsp;write.<br>
b95e0	26 6e 62 73 70 3b 72 78 42 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 63 65 69	&nbsp;rxBuf:&nbsp;the&nbsp;recei
b9600	76 65 64 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 2e 3c 62 72 3e 26 6e 62	ved&nbsp;data&nbsp;bytes.<br>&nb
b9620	73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e	sp;count:&nbsp;the&nbsp;number&n
b9640	62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74	bsp;of&nbsp;bytes&nbsp;to&nbsp;t
b9660	72 61 6e 73 66 65 72 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	ransfer.<br></code><br><br>Retur
b9680	6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74 72 61 6e 73 66 65 72 72	ns.the.number.of.bytes.transferr
b96a0	65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 48 41 4e 44 4c	ed.if.OK,.otherwise.PI_BAD_HANDL
b96c0	45 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f 43 4f 55 4e 54 2c 20 6f 72 20 50 49 5f 53 50 49 5f 58	E,.PI_BAD_SPI_COUNT,.or.PI_SPI_X
b96e0	46 45 52 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f	FER_FAILED..<h3><a.name="serial_
b9700	6f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	open"></a><a.href="#int"><small>
b9720	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 73 6d 61 6c	int</small></a>.serial_open<smal
b9740	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68	l>(<a.href="#char">char</a>.<a.h
b9760	72 65 66 3d 22 23 2a 73 65 72 5f 74 74 79 22 3e 2a 73 65 72 5f 74 74 79 3c 2f 61 3e 2c 20 3c 61	ref="#*ser_tty">*ser_tty</a>,.<a
b9780	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
b97a0	61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	a.href="#baud">baud</a>,.<a.href
b97c0	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
b97e0	66 3d 22 23 73 65 72 5f 66 6c 61 67 73 22 3e 73 65 72 5f 66 6c 61 67 73 3c 2f 61 3e 29 3c 2f 73	f="#ser_flags">ser_flags</a>)</s
b9800	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 6f 70 65 6e 73 20 61	mall></h3>.This.function.opens.a
b9820	20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 61 74 20 61 20 73 70 65 63 69 66 69 65 64 20 62 61	.serial.device.at.a.specified.ba
b9840	75 64 20 72 61 74 65 0a 77 69 74 68 20 73 70 65 63 69 66 69 65 64 20 66 6c 61 67 73 2e 20 20 54	ud.rate.with.specified.flags...T
b9860	68 65 20 64 65 76 69 63 65 20 6e 61 6d 65 20 6d 75 73 74 20 73 74 61 72 74 20 77 69 74 68 0a 2f	he.device.name.must.start.with./
b9880	64 65 76 2f 74 74 79 20 6f 72 20 2f 64 65 76 2f 73 65 72 69 61 6c 2e 0a 3c 62 72 3e 3c 62 72 3e	dev/tty.or./dev/serial..<br><br>
b98a0	3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 65 72 5f 74 74 79 3a 26 6e 62 73 70 3b	<code>&nbsp;&nbsp;ser_tty:&nbsp;
b98c0	74 68 65 26 6e 62 73 70 3b 73 65 72 69 61 6c 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70	the&nbsp;serial&nbsp;device&nbsp
b98e0	3b 74 6f 26 6e 62 73 70 3b 6f 70 65 6e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;to&nbsp;open.<br>&nbsp;&nbsp;&n
b9900	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 74 68 65 26 6e	bsp;&nbsp;&nbsp;baud:&nbsp;the&n
b9920	62 73 70 3b 62 61 75 64 26 6e 62 73 70 3b 72 61 74 65 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b	bsp;baud&nbsp;rate&nbsp;in&nbsp;
b9940	62 69 74 73 26 6e 62 73 70 3b 70 65 72 26 6e 62 73 70 3b 73 65 63 6f 6e 64 2c 26 6e 62 73 70 3b	bits&nbsp;per&nbsp;second,&nbsp;
b9960	73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 2e 3c 62 72 3e 73 65 72 5f 66 6c 61 67 73 3a 26 6e 62	see&nbsp;below.<br>ser_flags:&nb
b9980	73 70 3b 30 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20	sp;0.<br></code><br><br>Returns.
b99a0	61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	a.handle.(&gt;=0).if.OK,.otherwi
b99c0	73 65 20 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 2c 20 6f 72 0a 50 49 5f 53 45 52 5f 4f 50 45 4e 5f	se.PI_NO_HANDLE,.or.PI_SER_OPEN_
b99e0	46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 61 75 64 20 72 61 74 65 20 6d 75	FAILED..<br><br>The.baud.rate.mu
b9a00	73 74 20 62 65 20 6f 6e 65 20 6f 66 20 35 30 2c 20 37 35 2c 20 31 31 30 2c 20 31 33 34 2c 20 31	st.be.one.of.50,.75,.110,.134,.1
b9a20	35 30 2c 0a 32 30 30 2c 20 33 30 30 2c 20 36 30 30 2c 20 31 32 30 30 2c 20 31 38 30 30 2c 20 32	50,.200,.300,.600,.1200,.1800,.2
b9a40	34 30 30 2c 20 34 38 30 30 2c 20 39 36 30 30 2c 20 31 39 32 30 30 2c 0a 33 38 34 30 30 2c 20 35	400,.4800,.9600,.19200,.38400,.5
b9a60	37 36 30 30 2c 20 31 31 35 32 30 30 2c 20 6f 72 20 32 33 30 34 30 30 2e 0a 3c 62 72 3e 3c 62 72	7600,.115200,.or.230400..<br><br
b9a80	3e 4e 6f 20 66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e	>No.flags.are.currently.defined.
b9aa0	20 20 54 68 69 73 20 70 61 72 61 6d 65 74 65 72 20 73 68 6f 75 6c 64 20 62 65 20 73 65 74 20 74	..This.parameter.should.be.set.t
b9ac0	6f 20 7a 65 72 6f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 63 6c 6f 73	o.zero..<h3><a.name="serial_clos
b9ae0	65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	e"></a><a.href="#int"><small>int
b9b00	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e	</small></a>.serial_close<small>
b9b20	28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	(<a.href="#unsigned">unsigned</a
b9b40	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c	>.<a.href="#handle">handle</a>)<
b9b60	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 6c 6f 73 65	/small></h3>.This.function.close
b9b80	73 20 74 68 65 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77	s.the.serial.device.associated.w
b9ba0	69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65	ith.handle..<br><br><code>handle
b9bc0	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75	:&nbsp;&gt;=0,&nbsp;as&nbsp;retu
b9be0	72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62	rned&nbsp;by&nbsp;a&nbsp;call&nb
b9c00	73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e	sp;to&nbsp;<a.href="#serial_open
b9c20	22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	">serial_open</a>.<br></code><br
b9c40	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
b9c60	50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69	PI_BAD_HANDLE..<h3><a.name="seri
b9c80	61 6c 5f 77 72 69 74 65 5f 62 79 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	al_write_byte"></a><a.href="#int
b9ca0	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f	"><small>int</small></a>.serial_
b9cc0	77 72 69 74 65 5f 62 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	write_byte<small>(<a.href="#unsi
b9ce0	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e	gned">unsigned</a>.<a.href="#han
b9d00	64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	dle">handle</a>,.<a.href="#unsig
b9d20	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 56 61 6c	ned">unsigned</a>.<a.href="#bVal
b9d40	22 3e 62 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	">bVal</a>)</small></h3>.This.fu
b9d60	6e 63 74 69 6f 6e 20 77 72 69 74 65 73 20 62 56 61 6c 20 74 6f 20 74 68 65 20 73 65 72 69 61 6c	nction.writes.bVal.to.the.serial
b9d80	20 70 6f 72 74 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62	.port.associated.with.handle..<b
b9da0	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c	r><br><code>handle:&nbsp;&gt;=0,
b9dc0	26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	&nbsp;as&nbsp;returned&nbsp;by&n
b9de0	62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20	bsp;a&nbsp;call&nbsp;to&nbsp;<a.
b9e00	68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c	href="#serial_open">serial_open<
b9e20	2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30	/a>.<br></code><br><br>Returns.0
b9e40	20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c	.if.OK,.otherwise.PI_BAD_HANDLE,
b9e60	20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 53 45 52 5f 57 52 49 54 45 5f 46	.PI_BAD_PARAM,.or.PI_SER_WRITE_F
b9e80	41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 72 65 61 64 5f	AILED..<h3><a.name="serial_read_
b9ea0	62 79 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	byte"></a><a.href="#int"><small>
b9ec0	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 72 65 61 64 5f 62 79 74 65	int</small></a>.serial_read_byte
b9ee0	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	<small>(<a.href="#unsigned">unsi
b9f00	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c	gned</a>.<a.href="#handle">handl
b9f20	65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f	e</a>)</small></h3>.This.functio
b9f40	6e 20 72 65 61 64 73 20 61 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 73 65 72 69 61 6c 20 70	n.reads.a.byte.from.the.serial.p
b9f60	6f 72 74 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e	ort.associated.with.handle..<br>
b9f80	3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e	<br><code>handle:&nbsp;&gt;=0,&n
b9fa0	62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73	bsp;as&nbsp;returned&nbsp;by&nbs
b9fc0	70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72	p;a&nbsp;call&nbsp;to&nbsp;<a.hr
b9fe0	65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61	ef="#serial_open">serial_open</a
ba000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba0a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba0c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba3e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ba780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c0d20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0d40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0d60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c0fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1000	0d 00 00 00 01 04 4b 00 04 4b 0d aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	......K..K......................
c1020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0f ad 00 00 00 00 00 00 00 00 00	................................
c1060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c10a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c10c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c10e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c11a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c11c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c11e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c12a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c12c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c12e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c13a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c13c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c13e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c1440	00 00 00 00 00 00 00 00 00 00 00 89 d6 15 14 0c 15 15 02 09 15 1d 1f 21 93 ab 4d 70 69 67 73 70	.......................!..Mpigsp
c1460	69 67 73 13 88 70 69 67 73 70 69 6e 73 2e 6a 70 67 6d 65 74 65 72 2e 6a 70 67 6b 65 79 70 61 64	igs..pigspins.jpgmeter.jpgkeypad
c1480	2e 6a 70 67 3c 68 32 3e 3c 61 20 6e 61 6d 65 3d 22 49 6e 74 72 6f 64 75 63 74 69 6f 6e 22 3e 49	.jpg<h2><a.name="Introduction">I
c14a0	6e 74 72 6f 64 75 63 74 69 6f 6e 3c 2f 61 3e 3c 2f 68 32 3e 0a 54 68 65 20 73 6f 63 6b 65 74 20	ntroduction</a></h2>.The.socket.
c14c0	61 6e 64 20 70 69 70 65 20 69 6e 74 65 72 66 61 63 65 73 20 61 6c 6c 6f 77 20 63 6f 6e 74 72 6f	and.pipe.interfaces.allow.contro
c14e0	6c 20 6f 66 20 74 68 65 20 50 69 27 73 20 47 50 49 4f 20 62 79 0a 70 61 73 73 69 6e 67 20 6d 65	l.of.the.Pi's.GPIO.by.passing.me
c1500	73 73 61 67 65 73 20 74 6f 20 74 68 65 20 72 75 6e 6e 69 6e 67 20 70 69 67 70 69 6f 20 6c 69 62	ssages.to.the.running.pigpio.lib
c1520	72 61 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 6f 72 6d 61 6c 20 77 61 79 20 74 6f 20	rary..<br><br>The.normal.way.to.
c1540	73 74 61 72 74 20 74 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 77 6f 75 6c 64 20 62	start.the.pigpio.library.would.b
c1560	65 20 61 73 20 61 20 64 61 65 6d 6f 6e 20 64 75 72 69 6e 67 20 62 6f 6f 74 2e 0a 3c 62 72 3e 3c	e.as.a.daemon.during.boot..<br><
c1580	62 72 3e 3c 63 6f 64 65 3e 73 75 64 6f 26 6e 62 73 70 3b 70 69 67 70 69 6f 64 3c 62 72 3e 3c 2f	br><code>sudo&nbsp;pigpiod<br></
c15a0	63 6f 64 65 3e 3c 68 33 3e 46 65 61 74 75 72 65 73 3c 2f 68 33 3e 6f 20 68 61 72 64 77 61 72 65	code><h3>Features</h3>o.hardware
c15c0	20 74 69 6d 65 64 20 50 57 4d 20 6f 6e 20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 0a 3c	.timed.PWM.on.any.of.GPIO.0-31.<
c15e0	62 72 3e 3c 62 72 3e 6f 20 68 61 72 64 77 61 72 65 20 74 69 6d 65 64 20 73 65 72 76 6f 20 70 75	br><br>o.hardware.timed.servo.pu
c1600	6c 73 65 73 20 6f 6e 20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 0a 3c 62 72 3e 3c 62 72	lses.on.any.of.GPIO.0-31.<br><br
c1620	3e 6f 20 72 65 61 64 69 6e 67 2f 77 72 69 74 69 6e 67 20 61 6c 6c 20 6f 66 20 74 68 65 20 47 50	>o.reading/writing.all.of.the.GP
c1640	49 4f 20 69 6e 20 61 20 62 61 6e 6b 20 61 73 20 6f 6e 65 20 6f 70 65 72 61 74 69 6f 6e 0a 3c 62	IO.in.a.bank.as.one.operation.<b
c1660	72 3e 3c 62 72 3e 6f 20 69 6e 64 69 76 69 64 75 61 6c 6c 79 20 73 65 74 74 69 6e 67 20 47 50 49	r><br>o.individually.setting.GPI
c1680	4f 20 6d 6f 64 65 73 2c 20 72 65 61 64 69 6e 67 20 61 6e 64 20 77 72 69 74 69 6e 67 0a 3c 62 72	O.modes,.reading.and.writing.<br
c16a0	3e 3c 62 72 3e 6f 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 77 68 65 6e 20 61 6e 79 20 6f 66	><br>o.notifications.when.any.of
c16c0	20 47 50 49 4f 20 30 2d 33 31 20 63 68 61 6e 67 65 20 73 74 61 74 65 0a 3c 62 72 3e 3c 62 72 3e	.GPIO.0-31.change.state.<br><br>
c16e0	6f 20 74 68 65 20 63 6f 6e 73 74 72 75 63 74 69 6f 6e 20 6f 66 20 6f 75 74 70 75 74 20 77 61 76	o.the.construction.of.output.wav
c1700	65 66 6f 72 6d 73 20 77 69 74 68 20 6d 69 63 72 6f 73 65 63 6f 6e 64 20 74 69 6d 69 6e 67 0a 3c	eforms.with.microsecond.timing.<
c1720	62 72 3e 3c 62 72 3e 6f 20 49 32 43 2c 20 53 50 49 2c 20 61 6e 64 20 73 65 72 69 61 6c 20 6c 69	br><br>o.I2C,.SPI,.and.serial.li
c1740	6e 6b 20 77 72 61 70 70 65 72 73 0a 3c 62 72 3e 3c 62 72 3e 6f 20 63 72 65 61 74 69 6e 67 20 61	nk.wrappers.<br><br>o.creating.a
c1760	6e 64 20 72 75 6e 6e 69 6e 67 20 73 63 72 69 70 74 73 20 6f 6e 20 74 68 65 20 70 69 67 70 69 6f	nd.running.scripts.on.the.pigpio
c1780	20 64 61 65 6d 6f 6e 0a 3c 68 33 3e 47 50 49 4f 3c 2f 68 33 3e 41 4c 4c 20 47 50 49 4f 20 61 72	.daemon.<h3>GPIO</h3>ALL.GPIO.ar
c17a0	65 20 69 64 65 6e 74 69 66 69 65 64 20 62 79 20 74 68 65 69 72 20 42 72 6f 61 64 63 6f 6d 20 6e	e.identified.by.their.Broadcom.n
c17c0	75 6d 62 65 72 2e 0a 3c 68 33 3e 55 73 61 67 65 3c 2f 68 33 3e 70 69 67 73 20 69 73 20 61 20 70	umber..<h3>Usage</h3>pigs.is.a.p
c17e0	72 6f 67 72 61 6d 20 61 6e 64 20 69 6e 74 65 72 6e 61 6c 6c 79 20 75 73 65 73 20 74 68 65 20 73	rogram.and.internally.uses.the.s
c1800	6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 70 69 67 70 69 6f 0a 77 68 65 72 65 61	ocket.interface.to.pigpio.wherea
c1820	73 20 2f 64 65 76 2f 70 69 67 70 69 6f 20 75 73 65 73 20 74 68 65 20 70 69 70 65 20 69 6e 74 65	s./dev/pigpio.uses.the.pipe.inte
c1840	72 66 61 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 70 69 67 73 20 61 6e 64 20 74 68 65 20 70 69 70 65	rface..<br><br>pigs.and.the.pipe
c1860	20 69 6e 74 65 72 66 61 63 65 20 73 68 61 72 65 20 74 68 65 20 73 61 6d 65 20 63 6f 6d 6d 61 6e	.interface.share.the.same.comman
c1880	64 73 20 61 6e 64 20 61 72 65 20 69 6e 76 6f 6b 65 64 20 69 6e 0a 61 20 73 69 6d 69 6c 61 72 20	ds.and.are.invoked.in.a.similar.
c18a0	66 61 73 68 69 6f 6e 20 66 72 6f 6d 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 6c 69 6e 65 2e 0a 3c	fashion.from.the.command.line..<
c18c0	62 72 3e 3c 62 72 3e 54 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 6d 75 73 74 20 62	br><br>The.pigpio.library.must.b
c18e0	65 20 72 75 6e 6e 69 6e 67 2c 20 65 69 74 68 65 72 20 62 79 20 72 75 6e 6e 69 6e 67 20 61 20 70	e.running,.either.by.running.a.p
c1900	72 6f 67 72 61 6d 20 6c 69 6e 6b 65 64 0a 77 69 74 68 20 74 68 65 20 6c 69 62 72 61 72 79 20 6f	rogram.linked.with.the.library.o
c1920	72 20 73 74 61 72 74 69 6e 67 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 28 73 75	r.starting.the.pigpio.daemon.(su
c1940	64 6f 20 70 69 67 70 69 6f 64 29 2e 0a 3c 62 72 3e 3c 62 72 3e 70 69 67 73 20 7b 63 6f 6d 6d 61	do.pigpiod)..<br><br>pigs.{comma
c1960	6e 64 7d 2b 0a 3c 62 72 3e 3c 62 72 3e 65 63 68 6f 20 22 7b 63 6f 6d 6d 61 6e 64 7d 2b 22 20 26	nd}+.<br><br>echo."{command}+".&
c1980	67 74 3b 2f 64 65 76 2f 70 69 67 70 69 6f 0a 3c 62 72 3e 3c 62 72 3e 70 69 67 73 20 77 69 6c 6c	gt;/dev/pigpio.<br><br>pigs.will
c19a0	20 73 68 6f 77 20 74 68 65 20 72 65 73 75 6c 74 20 6f 66 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20	.show.the.result.of.the.command.
c19c0	6f 6e 20 73 63 72 65 65 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 69 67 73 20 70 72 6f 63	on.screen..<br><br>The.pigs.proc
c19e0	65 73 73 20 72 65 74 75 72 6e 73 20 61 6e 20 65 78 69 74 20 73 74 61 74 75 73 20 28 77 68 69 63	ess.returns.an.exit.status.(whic
c1a00	68 20 63 61 6e 20 62 65 20 64 69 73 70 6c 61 79 65 64 20 77 69 74 68 0a 74 68 65 20 63 6f 6d 6d	h.can.be.displayed.with.the.comm
c1a20	61 6e 64 20 65 63 68 6f 20 24 3f 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 47 53	and.echo.$?)..<br><br><code>PIGS
c1a40	5f 4f 4b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	_OK&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
c1a60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
c1a80	6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 47 53 5f 43 4f 4e 4e 45 43 54 5f 45 52 52	nbsp;&nbsp;0<br>PIGS_CONNECT_ERR
c1aa0	26 6e 62 73 70 3b 32 35 35 3c 62 72 3e 50 49 47 53 5f 4f 50 54 49 4f 4e 5f 45 52 52 26 6e 62 73	&nbsp;255<br>PIGS_OPTION_ERR&nbs
c1ac0	70 3b 26 6e 62 73 70 3b 32 35 34 3c 62 72 3e 50 49 47 53 5f 53 43 52 49 50 54 5f 45 52 52 26 6e	p;&nbsp;254<br>PIGS_SCRIPT_ERR&n
c1ae0	62 73 70 3b 26 6e 62 73 70 3b 32 35 33 3c 62 72 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	bsp;&nbsp;253<br><br></code><br>
c1b00	3c 62 72 3e 54 68 65 20 72 65 73 75 6c 74 73 20 6f 66 20 2f 64 65 76 2f 70 69 67 70 69 6f 20 63	<br>The.results.of./dev/pigpio.c
c1b20	6f 6d 6d 61 6e 64 73 20 6e 65 65 64 20 74 6f 20 62 65 20 72 65 61 64 20 66 72 6f 6d 20 2f 64 65	ommands.need.to.be.read.from./de
c1b40	76 2f 70 69 67 6f 75 74 2c 0a 65 2e 67 2e 20 63 61 74 20 2f 64 65 76 2f 70 69 67 6f 75 74 20 28	v/pigout,.e.g..cat./dev/pigout.(
c1b60	74 72 79 20 63 61 74 20 2f 64 65 76 2f 70 69 67 6f 75 74 26 20 73 6f 20 74 68 61 74 20 61 6c 6c	try.cat./dev/pigout&.so.that.all
c1b80	20 73 75 62 73 65 71 75 65 6e 74 0a 72 65 73 75 6c 74 73 20 61 72 65 20 73 68 6f 77 6e 20 6f 6e	.subsequent.results.are.shown.on
c1ba0	20 73 63 72 65 65 6e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 6e 20 62 6f 74 68 20 63 61 73 65 73 20	.screen)..<br><br>In.both.cases.
c1bc0	69 66 20 61 6e 20 65 72 72 6f 72 20 77 61 73 20 64 65 74 65 63 74 65 64 20 61 20 6d 65 73 73 61	if.an.error.was.detected.a.messa
c1be0	67 65 20 77 69 6c 6c 20 68 61 76 65 20 62 65 65 6e 20 77 72 69 74 74 65 6e 0a 74 6f 20 2f 64 65	ge.will.have.been.written.to./de
c1c00	76 2f 70 69 67 65 72 72 20 28 74 72 79 20 63 61 74 20 2f 64 65 76 2f 70 69 67 65 72 72 26 29 2e	v/pigerr.(try.cat./dev/pigerr&).
c1c20	20 20 54 68 69 73 20 69 73 20 6c 69 6b 65 6c 79 20 74 6f 20 62 65 20 6d 6f 72 65 0a 69 6e 66 6f	..This.is.likely.to.be.more.info
c1c40	72 6d 61 74 69 76 65 20 74 68 61 6e 20 74 68 65 20 6d 65 73 73 61 67 65 20 72 65 74 75 72 6e 65	rmative.than.the.message.returne
c1c60	64 20 62 79 20 70 69 67 73 20 6f 72 20 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 0a 72 65 74 75	d.by.pigs.or.the.error.code.retu
c1c80	72 6e 65 64 20 62 79 20 74 68 65 20 70 69 70 65 20 69 6e 74 65 72 66 61 63 65 2e 0a 3c 62 72 3e	rned.by.the.pipe.interface..<br>
c1ca0	3c 62 72 3e 53 65 76 65 72 61 6c 20 63 6f 6d 6d 61 6e 64 73 20 6d 61 79 20 62 65 20 65 6e 74 65	<br>Several.commands.may.be.ente
c1cc0	72 65 64 20 6f 6e 20 61 20 6c 69 6e 65 2e 20 20 49 66 20 70 72 65 73 65 6e 74 20 50 52 4f 43 20	red.on.a.line...If.present.PROC.
c1ce0	61 6e 64 20 50 41 52 53 45 20 6d 75 73 74 0a 62 65 20 74 68 65 20 6c 61 73 74 20 63 6f 6d 6d 61	and.PARSE.must.be.the.last.comma
c1d00	6e 64 20 6f 6e 20 61 20 6c 69 6e 65 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 0a 3c 62 72 3e 3c	nd.on.a.line..<br><br>E.g..<br><
c1d20	62 72 3e 3c 63 6f 64 65 3e 70 69 67 73 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73	br><code>pigs&nbsp;w&nbsp;22&nbs
c1d40	70 3b 31 26 6e 62 73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 77 26 6e	p;1&nbsp;mils&nbsp;1000&nbsp;w&n
c1d60	62 73 70 3b 32 32 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	bsp;22&nbsp;0<br></code><br><br>
c1d80	69 73 20 65 71 75 69 76 61 6c 65 6e 74 20 74 6f 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70	is.equivalent.to.<br><br><code>p
c1da0	69 67 73 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 31 3c 62 72 3e 70 69 67	igs&nbsp;w&nbsp;22&nbsp;1<br>pig
c1dc0	73 26 6e 62 73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b 31 30 30 30 3c 62 72 3e 70 69 67 73 26 6e 62	s&nbsp;mils&nbsp;1000<br>pigs&nb
c1de0	73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	sp;w&nbsp;22&nbsp;0<br></code><b
c1e00	72 3e 3c 62 72 3e 61 6e 64 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 65 63 68 6f 26 6e 62 73	r><br>and.<br><br><code>echo&nbs
c1e20	70 3b 22 6d 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 34	p;"m&nbsp;4&nbsp;w&nbsp;w&nbsp;4
c1e40	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b	&nbsp;0&nbsp;mils&nbsp;250&nbsp;
c1e60	6d 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 72 26 6e 62 73 70 3b 72 26 6e 62 73 70 3b 34 22 26 6e	m&nbsp;4&nbsp;r&nbsp;r&nbsp;4"&n
c1e80	62 73 70 3b 26 67 74 3b 2f 64 65 76 2f 70 69 67 70 69 6f 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	bsp;&gt;/dev/pigpio<br></code><b
c1ea0	72 3e 3c 62 72 3e 69 73 20 65 71 75 69 76 61 6c 65 6e 74 20 74 6f 0a 3c 62 72 3e 3c 62 72 3e 3c	r><br>is.equivalent.to.<br><br><
c1ec0	63 6f 64 65 3e 65 63 68 6f 26 6e 62 73 70 3b 22 6d 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 77 22	code>echo&nbsp;"m&nbsp;4&nbsp;w"
c1ee0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 67 74 3b 2f 64 65 76	&nbsp;&nbsp;&nbsp;&nbsp;&gt;/dev
c1f00	2f 70 69 67 70 69 6f 3c 62 72 3e 65 63 68 6f 26 6e 62 73 70 3b 22 77 26 6e 62 73 70 3b 34 26 6e	/pigpio<br>echo&nbsp;"w&nbsp;4&n
c1f20	62 73 70 3b 30 22 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 67	bsp;0"&nbsp;&nbsp;&nbsp;&nbsp;&g
c1f40	74 3b 2f 64 65 76 2f 70 69 67 70 69 6f 3c 62 72 3e 65 63 68 6f 26 6e 62 73 70 3b 22 6d 69 6c 73	t;/dev/pigpio<br>echo&nbsp;"mils
c1f60	26 6e 62 73 70 3b 32 35 30 22 26 6e 62 73 70 3b 26 67 74 3b 2f 64 65 76 2f 70 69 67 70 69 6f 3c	&nbsp;250"&nbsp;&gt;/dev/pigpio<
c1f80	62 72 3e 65 63 68 6f 26 6e 62 73 70 3b 22 6d 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 72 22 26 6e	br>echo&nbsp;"m&nbsp;4&nbsp;r"&n
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c1fe0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 00 00 01 45	sp;&nbsp;&nbsp;&nbsp;&nbsp;&...E
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c4a40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c4a80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4aa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c4ae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4b00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4b20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c4c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c4d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c4fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c5000	00 00 00 c7 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	....>.<br></code><br><br>Returns
c5020	20 74 68 65 20 72 65 61 64 20 62 79 74 65 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f	.the.read.byte.(&gt;=0).if.OK,.o
c5040	74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 53 45 52 5f 52	therwise.PI_BAD_HANDLE,.PI_SER_R
c5060	45 41 44 5f 4e 4f 5f 44 41 54 41 2c 20 6f 72 20 50 49 5f 53 45 52 5f 52 45 41 44 5f 46 41 49 4c	EAD_NO_DATA,.or.PI_SER_READ_FAIL
c5080	45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 6e 6f 20 64 61 74 61 20 69 73 20 72 65 61 64 79 20	ED..<br><br>If.no.data.is.ready.
c50a0	50 49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54 41 20 69 73 20 72 65 74 75 72 6e 65 64 2e	PI_SER_READ_NO_DATA.is.returned.
c50c0	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 77 72 69 74 65 22 3e 3c 2f 61 3e	.<h3><a.name="serial_write"></a>
c50e0	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
c5100	3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 77 72 69 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	></a>.serial_write<small>(<a.hre
c5120	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
c5140	65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	ef="#handle">handle</a>,.<a.href
c5160	3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66	="#char">char</a>.<a.href="#*buf
c5180	22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	">*buf</a>,.<a.href="#unsigned">
c51a0	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f	unsigned</a>.<a.href="#count">co
c51c0	75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74	unt</a>)</small></h3>.This.funct
c51e0	69 6f 6e 20 77 72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 62 75 66 20	ion.writes.count.bytes.from.buf.
c5200	74 6f 20 74 68 65 20 74 68 65 20 73 65 72 69 61 6c 20 70 6f 72 74 0a 61 73 73 6f 63 69 61 74 65	to.the.the.serial.port.associate
c5220	64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e	d.with.handle..<br><br><code>han
c5240	64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72	dle:&nbsp;&gt;=0,&nbsp;as&nbsp;r
c5260	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c	eturned&nbsp;by&nbsp;a&nbsp;call
c5280	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f	&nbsp;to&nbsp;<a.href="#serial_o
c52a0	70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26	pen">serial_open</a>.<br>&nbsp;&
c52c0	6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 61 72	nbsp;&nbsp;buf:&nbsp;the&nbsp;ar
c52e0	72 61 79 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e	ray&nbsp;of&nbsp;bytes&nbsp;to&n
c5300	62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b	bsp;write.<br>&nbsp;count:&nbsp;
c5320	74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74	the&nbsp;number&nbsp;of&nbsp;byt
c5340	65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65	es&nbsp;to&nbsp;write.<br></code
c5360	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77	><br><br>Returns.0.if.OK,.otherw
c5380	69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c	ise.PI_BAD_HANDLE,.PI_BAD_PARAM,
c53a0	20 6f 72 0a 50 49 5f 53 45 52 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20	.or.PI_SER_WRITE_FAILED..<h3><a.
c53c0	6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 72 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	name="serial_read"></a><a.href="
c53e0	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72	#int"><small>int</small></a>.ser
c5400	69 61 6c 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	ial_read<small>(<a.href="#unsign
c5420	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c	ed">unsigned</a>.<a.href="#handl
c5440	65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63	e">handle</a>,.<a.href="#char">c
c5460	68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e	har</a>.<a.href="#*buf">*buf</a>
c5480	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
c54a0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f	a>.<a.href="#count">count</a>)</
c54c0	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 61 64 73 20	small></h3>.This.function.reads.
c54e0	75 70 20 74 6f 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 74 68 65 20 73	up.to.count.bytes.from.the.the.s
c5500	65 72 69 61 6c 20 70 6f 72 74 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c	erial.port.associated.with.handl
c5520	65 20 61 6e 64 20 77 72 69 74 65 73 20 74 68 65 6d 20 74 6f 20 62 75 66 2e 0a 3c 62 72 3e 3c 62	e.and.writes.them.to.buf..<br><b
c5540	72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73	r><code>handle:&nbsp;&gt;=0,&nbs
c5560	70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b	p;as&nbsp;returned&nbsp;by&nbsp;
c5580	61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	a&nbsp;call&nbsp;to&nbsp;<a.href
c55a0	3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 2e	="#serial_open">serial_open</a>.
c55c0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b	<br>&nbsp;&nbsp;&nbsp;buf:&nbsp;
c55e0	61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69	an&nbsp;array&nbsp;to&nbsp;recei
c5600	76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 2e	ve&nbsp;the&nbsp;read&nbsp;data.
c5620	3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6d	<br>&nbsp;count:&nbsp;the&nbsp;m
c5640	61 78 69 6d 75 6d 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b	aximum&nbsp;number&nbsp;of&nbsp;
c5660	62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f	bytes&nbsp;to&nbsp;read.<br></co
c5680	64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66	de><br><br>Returns.the.number.of
c56a0	20 62 79 74 65 73 20 72 65 61 64 20 28 26 67 74 3b 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72	.bytes.read.(&gt;0).if.OK,.other
c56c0	77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d	wise.PI_BAD_HANDLE,.PI_BAD_PARAM
c56e0	2c 20 50 49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54 41 2c 20 6f 72 20 50 49 5f 53 45 52	,.PI_SER_READ_NO_DATA,.or.PI_SER
c5700	5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 6e 6f 20 64 61 74	_WRITE_FAILED..<br><br>If.no.dat
c5720	61 20 69 73 20 72 65 61 64 79 20 7a 65 72 6f 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 68 33	a.is.ready.zero.is.returned..<h3
c5740	3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65 22	><a.name="serial_data_available"
c5760	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
c5780	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65	small></a>.serial_data_available
c57a0	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	<small>(<a.href="#unsigned">unsi
c57c0	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c	gned</a>.<a.href="#handle">handl
c57e0	65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20	e</a>)</small></h3>.Returns.the.
c5800	6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 61 76 61 69 6c 61 62 6c 65 20 74 6f 20 62 65 20	number.of.bytes.available.to.be.
c5820	72 65 61 64 20 66 72 6f 6d 20 74 68 65 0a 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20	read.from.the.device.associated.
c5840	77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c	with.handle..<br><br><code>handl
c5860	65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74	e:&nbsp;&gt;=0,&nbsp;as&nbsp;ret
c5880	75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e	urned&nbsp;by&nbsp;a&nbsp;call&n
c58a0	62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65	bsp;to&nbsp;<a.href="#serial_ope
c58c0	6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	n">serial_open</a>.<br></code><b
c58e0	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65	r><br>Returns.the.number.of.byte
c5900	73 20 6f 66 20 64 61 74 61 20 61 76 61 69 6c 61 62 6c 65 20 28 26 67 74 3b 3d 30 29 20 69 66 20	s.of.data.available.(&gt;=0).if.
c5920	4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 68 33	OK,.otherwise.PI_BAD_HANDLE..<h3
c5940	3e 3c 61 20 6e 61 6d 65 3d 22 63 75 73 74 6f 6d 5f 31 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	><a.name="custom_1"></a><a.href=
c5960	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 63 75	"#int"><small>int</small></a>.cu
c5980	73 74 6f 6d 5f 31 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	stom_1<small>(<a.href="#unsigned
c59a0	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 31 22 3e 61	">unsigned</a>.<a.href="#arg1">a
c59c0	72 67 31 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	rg1</a>,.<a.href="#unsigned">uns
c59e0	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 32 22 3e 61 72 67 32 3c 2f	igned</a>.<a.href="#arg2">arg2</
c5a00	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20	a>,.<a.href="#char">char</a>.<a.
c5a20	68 72 65 66 3d 22 23 2a 61 72 67 78 22 3e 2a 61 72 67 78 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	href="#*argx">*argx</a>,.<a.href
c5a40	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
c5a60	66 3d 22 23 61 72 67 63 22 3e 61 72 67 63 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	f="#argc">argc</a>)</small></h3>
c5a80	0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 66 6f 72 20	.This.function.is.available.for.
c5aa0	75 73 65 72 20 63 75 73 74 6f 6d 69 73 61 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 72	user.customisation..<br><br>It.r
c5ac0	65 74 75 72 6e 73 20 61 20 73 69 6e 67 6c 65 20 69 6e 74 65 67 65 72 20 76 61 6c 75 65 2e 0a 3c	eturns.a.single.integer.value..<
c5ae0	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 61 72 67 31 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62	br><br><code>arg1:&nbsp;&gt;=0<b
c5b00	72 3e 61 72 67 32 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 61 72 67 78 3a 26 6e 62 73	r>arg2:&nbsp;&gt;=0<br>argx:&nbs
c5b20	70 3b 65 78 74 72 61 26 6e 62 73 70 3b 28 62 79 74 65 29 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e	p;extra&nbsp;(byte)&nbsp;argumen
c5b40	74 73 3c 62 72 3e 61 72 67 63 3a 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26	ts<br>argc:&nbsp;number&nbsp;of&
c5b60	6e 62 73 70 3b 65 78 74 72 61 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62 72 3e 3c 2f 63	nbsp;extra&nbsp;arguments<br></c
c5b80	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74 3b 3d 20 30 20 69 66 20 4f	ode><br><br>Returns.&gt;=.0.if.O
c5ba0	4b 2c 20 6c 65 73 73 20 74 68 61 6e 20 30 20 69 6e 64 69 63 61 74 65 73 20 61 20 75 73 65 72 20	K,.less.than.0.indicates.a.user.
c5bc0	64 65 66 69 6e 65 64 20 65 72 72 6f 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 75 73 74	defined.error..<h3><a.name="cust
c5be0	6f 6d 5f 32 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	om_2"></a><a.href="#int"><small>
c5c00	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 63 75 73 74 6f 6d 5f 32 3c 73 6d 61 6c 6c 3e 28	int</small></a>.custom_2<small>(
c5c20	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
c5c40	20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 31 22 3e 61 72 67 31 3c 2f 61 3e 2c 20 3c 61 20 68 72	.<a.href="#arg1">arg1</a>,.<a.hr
c5c60	65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 61	ef="#char">char</a>.<a.href="#*a
c5c80	72 67 78 22 3e 2a 61 72 67 78 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	rgx">*argx</a>,.<a.href="#unsign
c5ca0	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 63 22	ed">unsigned</a>.<a.href="#argc"
c5cc0	3e 61 72 67 63 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c	>argc</a>,.<a.href="#char">char<
c5ce0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 72 65 74 42 75 66 22 3e 2a 72 65 74 42 75 66 3c 2f	/a>.<a.href="#*retBuf">*retBuf</
c5d00	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	a>,.<a.href="#unsigned">unsigned
c5d20	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 65 74 4d 61 78 22 3e 72 65 74 4d 61 78 3c 2f 61	</a>.<a.href="#retMax">retMax</a
c5d40	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73	>)</small></h3>.This.function.is
c5d60	20 61 76 61 69 6c 61 62 6c 65 20 66 6f 72 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 61 74 69 6f	.available.for.user.customisatio
c5d80	6e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64 69 66 66 65 72 73 20 66 72 6f 6d 20 63 75 73 74 6f	n..<br><br>It.differs.from.custo
c5da0	6d 5f 31 20 69 6e 20 74 68 61 74 20 69 74 20 72 65 74 75 72 6e 73 20 61 6e 20 61 72 72 61 79 20	m_1.in.that.it.returns.an.array.
c5dc0	6f 66 20 62 79 74 65 73 0a 72 61 74 68 65 72 20 74 68 61 6e 20 6a 75 73 74 20 61 6e 20 69 6e 74	of.bytes.rather.than.just.an.int
c5de0	65 67 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 20 76 61 6c 75 65 20 69	eger..<br><br>The.return.value.i
c5e00	73 20 61 6e 20 69 6e 74 65 67 65 72 20 69 6e 64 69 63 61 74 69 6e 67 20 74 68 65 20 6e 75 6d 62	s.an.integer.indicating.the.numb
c5e20	65 72 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 2e 0a 3c 63 6f 64 65 3e 26 6e 62 73	er.of.returned.bytes..<code>&nbs
c5e40	70 3b 26 6e 62 73 70 3b 61 72 67 31 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 26 6e 62	p;&nbsp;arg1:&nbsp;&gt;=0<br>&nb
c5e60	73 70 3b 26 6e 62 73 70 3b 61 72 67 63 3a 26 6e 62 73 70 3b 65 78 74 72 61 26 6e 62 73 70 3b 28	sp;&nbsp;argc:&nbsp;extra&nbsp;(
c5e80	62 79 74 65 29 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62 72 3e 26 6e 62 73 70 3b 63 6f	byte)&nbsp;arguments<br>&nbsp;co
c5ea0	75 6e 74 3a 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 65 78	unt:&nbsp;number&nbsp;of&nbsp;ex
c5ec0	74 72 61 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62 72 3e 72 65 74 42 75 66 3a 26 6e 62	tra&nbsp;arguments<br>retBuf:&nb
c5ee0	73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64	sp;buffer&nbsp;for&nbsp;returned
c5f00	26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 72 65 74 4d 61 78 3a 26 6e 62 73 70 3b 6d 61 78 69 6d	&nbsp;data<br>retMax:&nbsp;maxim
c5f20	75 6d 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65	um&nbsp;number&nbsp;of&nbsp;byte
c5f40	73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 74 75 72 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e	s&nbsp;to&nbsp;return<br></code>
c5f60	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74 3b 3d 20 30 20 69 66 20 4f 4b 2c 20 6c	<br><br>Returns.&gt;=.0.if.OK,.l
c5f80	65 73 73 20 74 68 61 6e 20 30 20 69 6e 64 69 63 61 74 65 73 20 61 20 75 73 65 72 20 64 65 66 69	ess.than.0.indicates.a.user.defi
c5fa0	6e 65 64 20 65 72 72 6f 72 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 2c 20 74 68 65 20 6e 75 6d	ned.error..<br><br>Note,.the.num
c5fc0	62 65 72 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 20 77 69 6c 6c 20 62 65 20 72 65	ber.of.returned.bytes.will.be.re
c5fe0	74 4d 61 78 20 6f 72 20 6c 65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 61 6c 6c 62	tMax.or.less..<h3><a.name="callb
c6000	00 00 00 c8 61 63 6b 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61	....ack"></a><a.href="#int"><sma
c6020	6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 63 61 6c 6c 62 61 63 6b 3c 73 6d 61 6c	ll>int</small></a>.callback<smal
c6040	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	l>(<a.href="#unsigned">unsigned<
c6060	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70	/a>.<a.href="#user_gpio">user_gp
c6080	69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	io</a>,.<a.href="#unsigned">unsi
c60a0	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 64 67 65 22 3e 65 64 67 65 3c 2f 61	gned</a>.<a.href="#edge">edge</a
c60c0	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 43 42 46 75 6e 63 5f 74 22 3e 43 42 46 75 6e 63 5f 74 3c	>,.<a.href="#CBFunc_t">CBFunc_t<
c60e0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c	/a>.<a.href="#f">f</a>)</small><
c6100	2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 6e 69 74 69 61 6c 69 73 65 73 20 61	/h3>.This.function.initialises.a
c6120	20 6e 65 77 20 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65	.new.callback..<br><br><code>use
c6140	72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	r_gpio:&nbsp;0-31.<br>&nbsp;&nbs
c6160	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 64 67 65 3a 26 6e 62 73 70 3b 52	p;&nbsp;&nbsp;&nbsp;edge:&nbsp;R
c6180	49 53 49 4e 47 5f 45 44 47 45 2c 26 6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2c 26 6e	ISING_EDGE,&nbsp;FALLING_EDGE,&n
c61a0	62 73 70 3b 6f 72 26 6e 62 73 70 3b 45 49 54 48 45 52 5f 45 44 47 45 2e 3c 62 72 3e 26 6e 62 73	bsp;or&nbsp;EITHER_EDGE.<br>&nbs
c61c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
c61e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c	&nbsp;&nbsp;f:&nbsp;the&nbsp;cal
c6200	6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	lback&nbsp;function.<br></code><
c6220	62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 63 61	br><br>The.function.returns.a.ca
c6240	6c 6c 62 61 63 6b 20 69 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 70 69 67 69 66	llback.id.if.OK,.otherwise.pigif
c6260	5f 62 61 64 5f 6d 61 6c 6c 6f 63 2c 0a 70 69 67 69 66 5f 64 75 70 6c 69 63 61 74 65 5f 63 61 6c	_bad_malloc,.pigif_duplicate_cal
c6280	6c 62 61 63 6b 2c 20 6f 72 20 70 69 67 69 66 5f 62 61 64 5f 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62	lback,.or.pigif_bad_callback..<b
c62a0	72 3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 69 73 20 63 61 6c 6c 65 64 20 77 69 74	r><br>The.callback.is.called.wit
c62c0	68 20 74 68 65 20 47 50 49 4f 2c 20 65 64 67 65 2c 20 61 6e 64 20 74 69 63 6b 2c 20 77 68 65 6e	h.the.GPIO,.edge,.and.tick,.when
c62e0	65 76 65 72 20 74 68 65 0a 47 50 49 4f 20 68 61 73 20 74 68 65 20 69 64 65 6e 74 69 66 69 65 64	ever.the.GPIO.has.the.identified
c6300	20 65 64 67 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 61 72 61 6d 65 74 65 72 26 6e	.edge..<br><br><code>Parameter&n
c6320	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 56 61 6c 75 65 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;&nbsp;&nbsp;Value&nbsp;&nbsp
c6340	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 4d 65 61 6e 69 6e 67 3c 62 72 3e 3c 62 72 3e 47 50 49 4f	;&nbsp;&nbsp;Meaning<br><br>GPIO
c6360	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
c6380	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;&nbsp;&nbsp;0-31&nbsp;&nbsp;
c63a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 47 50 49 4f 26	&nbsp;&nbsp;&nbsp;The&nbsp;GPIO&
c63c0	6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 68 61 73 26 6e 62 73 70 3b 63 68 61 6e 67 65 64	nbsp;which&nbsp;has&nbsp;changed
c63e0	26 6e 62 73 70 3b 73 74 61 74 65 3c 62 72 3e 3c 62 72 3e 65 64 67 65 26 6e 62 73 70 3b 26 6e 62	&nbsp;state<br><br>edge&nbsp;&nb
c6400	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
c6420	3b 26 6e 62 73 70 3b 30 2d 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;0-2&nbsp;&nbsp;&nbsp;&nbs
c6440	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e	p;&nbsp;&nbsp;0&nbsp;=&nbsp;chan
c6460	67 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6c 6f 77 26 6e 62 73 70 3b 28 61 26 6e 62 73 70	ge&nbsp;to&nbsp;low&nbsp;(a&nbsp
c6480	3b 66 61 6c 6c 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	;falling&nbsp;edge)<br>&nbsp;&nb
c64a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
c64c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
c64e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
c6500	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 3d 26 6e 62	sp;&nbsp;&nbsp;&nbsp;1&nbsp;=&nb
c6520	73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 69 67 68 26 6e 62 73 70	sp;change&nbsp;to&nbsp;high&nbsp
c6540	3b 28 61 26 6e 62 73 70 3b 72 69 73 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e	;(a&nbsp;rising&nbsp;edge)<br>&n
c6560	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
c6580	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
c65a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
c65c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62	bsp;&nbsp;&nbsp;&nbsp;&nbsp;2&nb
c65e0	73 70 3b 3d 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 63 68 61	sp;=&nbsp;no&nbsp;level&nbsp;cha
c6600	6e 67 65 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 77 61 74 63 68 64 6f 67 26 6e 62 73 70 3b 74	nge&nbsp;(a&nbsp;watchdog&nbsp;t
c6620	69 6d 65 6f 75 74 29 3c 62 72 3e 3c 62 72 3e 74 69 63 6b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	imeout)<br><br>tick&nbsp;&nbsp;&
c6640	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
c6660	73 70 3b 33 32 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;32&nbsp;bit&nbsp;&nbsp;&nbsp;
c6680	54 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 69 63	The&nbsp;number&nbsp;of&nbsp;mic
c66a0	72 6f 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 73 69 6e 63 65 26 6e 62 73 70 3b 62 6f 6f 74 3c 62	roseconds&nbsp;since&nbsp;boot<b
c66c0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
c66e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
c6700	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
c6720	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
c6740	57 41 52 4e 49 4e 47 3a 26 6e 62 73 70 3b 74 68 69 73 26 6e 62 73 70 3b 77 72 61 70 73 26 6e 62	WARNING:&nbsp;this&nbsp;wraps&nb
c6760	73 70 3b 61 72 6f 75 6e 64 26 6e 62 73 70 3b 66 72 6f 6d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	sp;around&nbsp;from<br>&nbsp;&nb
c6780	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
c67a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
c67c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
c67e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 32 39 34 39 36 37 32 39 35 26	sp;&nbsp;&nbsp;&nbsp;4294967295&
c6800	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 72 6f 75 67 68 6c 79 26 6e 62 73 70	nbsp;to&nbsp;0&nbsp;roughly&nbsp
c6820	3b 65 76 65 72 79 26 6e 62 73 70 3b 37 32 26 6e 62 73 70 3b 6d 69 6e 75 74 65 73 3c 62 72 3e 3c	;every&nbsp;72&nbsp;minutes<br><
c6840	2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 61 6c 6c 62 61 63 6b 5f 65 78 22 3e	/code><h3><a.name="callback_ex">
c6860	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
c6880	6d 61 6c 6c 3e 3c 2f 61 3e 20 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 73 6d 61 6c 6c 3e 28 3c 61 20	mall></a>.callback_ex<small>(<a.
c68a0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
c68c0	20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e	.href="#user_gpio">user_gpio</a>
c68e0	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
c6900	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 64 67 65 22 3e 65 64 67 65 3c 2f 61 3e 2c 20 3c 61 20	a>.<a.href="#edge">edge</a>,.<a.
c6920	68 72 65 66 3d 22 23 43 42 46 75 6e 63 45 78 5f 74 22 3e 43 42 46 75 6e 63 45 78 5f 74 3c 2f 61	href="#CBFuncEx_t">CBFuncEx_t</a
c6940	3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	>.<a.href="#f">f</a>,.<a.href="#
c6960	76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 75 73 65 72 64 61	void">void</a>.<a.href="#*userda
c6980	74 61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	ta">*userdata</a>)</small></h3>.
c69a0	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 6e 69 74 69 61 6c 69 73 65 73 20 61 20 6e 65 77 20	This.function.initialises.a.new.
c69c0	63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69	callback..<br><br><code>user_gpi
c69e0	6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	o:&nbsp;0-31.<br>&nbsp;&nbsp;&nb
c6a00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 64 67 65 3a 26 6e 62 73 70 3b 52 49 53 49 4e 47	sp;&nbsp;&nbsp;edge:&nbsp;RISING
c6a20	5f 45 44 47 45 2c 26 6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2c 26 6e 62 73 70 3b 6f	_EDGE,&nbsp;FALLING_EDGE,&nbsp;o
c6a40	72 26 6e 62 73 70 3b 45 49 54 48 45 52 5f 45 44 47 45 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	r&nbsp;EITHER_EDGE.<br>&nbsp;&nb
c6a60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
c6a80	3b 26 6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b	;&nbsp;f:&nbsp;the&nbsp;callback
c6aa0	26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 2e 3c 62 72 3e 26 6e 62 73 70 3b 75 73 65 72 64 61 74	&nbsp;function.<br>&nbsp;userdat
c6ac0	61 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e	a:&nbsp;a&nbsp;pointer&nbsp;to&n
c6ae0	62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b 75 73 65 72 26 6e 62 73 70 3b 64 61 74	bsp;arbitrary&nbsp;user&nbsp;dat
c6b00	61 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f	a.<br></code><br><br>The.functio
c6b20	6e 20 72 65 74 75 72 6e 73 20 61 20 63 61 6c 6c 62 61 63 6b 20 69 64 20 69 66 20 4f 4b 2c 20 6f	n.returns.a.callback.id.if.OK,.o
c6b40	74 68 65 72 77 69 73 65 20 70 69 67 69 66 5f 62 61 64 5f 6d 61 6c 6c 6f 63 2c 0a 70 69 67 69 66	therwise.pigif_bad_malloc,.pigif
c6b60	5f 64 75 70 6c 69 63 61 74 65 5f 63 61 6c 6c 62 61 63 6b 2c 20 6f 72 20 70 69 67 69 66 5f 62 61	_duplicate_callback,.or.pigif_ba
c6b80	64 5f 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b	d_callback..<br><br>The.callback
c6ba0	20 69 73 20 63 61 6c 6c 65 64 20 77 69 74 68 20 74 68 65 20 47 50 49 4f 2c 20 65 64 67 65 2c 20	.is.called.with.the.GPIO,.edge,.
c6bc0	74 69 63 6b 2c 20 61 6e 64 20 75 73 65 72 2c 20 77 68 65 6e 65 76 65 72 0a 74 68 65 20 47 50 49	tick,.and.user,.whenever.the.GPI
c6be0	4f 20 68 61 73 20 74 68 65 20 69 64 65 6e 74 69 66 69 65 64 20 65 64 67 65 2e 0a 3c 62 72 3e 3c	O.has.the.identified.edge..<br><
c6c00	62 72 3e 3c 63 6f 64 65 3e 50 61 72 61 6d 65 74 65 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	br><code>Parameter&nbsp;&nbsp;&n
c6c20	62 73 70 3b 56 61 6c 75 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;Value&nbsp;&nbsp;&nbsp;&nbsp
c6c40	3b 4d 65 61 6e 69 6e 67 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;Meaning<br><br>GPIO&nbsp;&nbsp;
c6c60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
c6c80	62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;0-31&nbsp;&nbsp;&nbsp;&nbsp;
c6ca0	26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 77 68 69 63 68 26 6e	&nbsp;The&nbsp;GPIO&nbsp;which&n
c6cc0	62 73 70 3b 68 61 73 26 6e 62 73 70 3b 63 68 61 6e 67 65 64 26 6e 62 73 70 3b 73 74 61 74 65 3c	bsp;has&nbsp;changed&nbsp;state<
c6ce0	62 72 3e 3c 62 72 3e 65 64 67 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	br><br>edge&nbsp;&nbsp;&nbsp;&nb
c6d00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 2d 32 26 6e	sp;&nbsp;&nbsp;&nbsp;&nbsp;0-2&n
c6d20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
c6d40	70 3b 30 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e	p;0&nbsp;=&nbsp;change&nbsp;to&n
c6d60	62 73 70 3b 6c 6f 77 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 66 61 6c 6c 69 6e 67 26 6e 62 73	bsp;low&nbsp;(a&nbsp;falling&nbs
c6d80	70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;edge)<br>&nbsp;&nbsp;&nbsp;&nb
c6da0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
c6dc0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
c6de0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
c6e00	73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62	sp;&nbsp;1&nbsp;=&nbsp;change&nb
c6e20	73 70 3b 74 6f 26 6e 62 73 70 3b 68 69 67 68 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 72 69 73	sp;to&nbsp;high&nbsp;(a&nbsp;ris
c6e40	69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ing&nbsp;edge)<br>&nbsp;&nbsp;&n
c6e60	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
c6e80	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
c6ea0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
c6ec0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 6e 6f	bsp;&nbsp;&nbsp;2&nbsp;=&nbsp;no
c6ee0	26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 28 61 26	&nbsp;level&nbsp;change&nbsp;(a&
c6f00	6e 62 73 70 3b 77 61 74 63 68 64 6f 67 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 29 3c 62 72 3e 3c	nbsp;watchdog&nbsp;timeout)<br><
c6f20	62 72 3e 74 69 63 6b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	br>tick&nbsp;&nbsp;&nbsp;&nbsp;&
c6f40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 62	nbsp;&nbsp;&nbsp;&nbsp;32&nbsp;b
c6f60	69 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 6e 75 6d	it&nbsp;&nbsp;&nbsp;The&nbsp;num
c6f80	62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 26 6e 62	ber&nbsp;of&nbsp;microseconds&nb
c6fa0	73 70 3b 73 69 6e 63 65 26 6e 62 73 70 3b 62 6f 6f 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	sp;since&nbsp;boot<br>&nbsp;&nbs
c6fc0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
c6fe0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
c7000	00 00 00 c9 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	....bsp;&nbsp;&nbsp;&nbsp;&nbsp;
c7020	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 57 41 52 4e 49 4e 47 3a	&nbsp;&nbsp;&nbsp;&nbsp;WARNING:
c7040	26 6e 62 73 70 3b 74 68 69 73 26 6e 62 73 70 3b 77 72 61 70 73 26 6e 62 73 70 3b 61 72 6f 75 6e	&nbsp;this&nbsp;wraps&nbsp;aroun
c7060	64 26 6e 62 73 70 3b 66 72 6f 6d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	d&nbsp;from<br>&nbsp;&nbsp;&nbsp
c7080	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
c70a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
c70c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
c70e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 32 39 34 39 36 37 32 39 35 26 6e 62 73 70 3b 74 6f 26	;&nbsp;&nbsp;4294967295&nbsp;to&
c7100	6e 62 73 70 3b 30 26 6e 62 73 70 3b 72 6f 75 67 68 6c 79 26 6e 62 73 70 3b 65 76 65 72 79 26 6e	nbsp;0&nbsp;roughly&nbsp;every&n
c7120	62 73 70 3b 37 32 26 6e 62 73 70 3b 6d 69 6e 75 74 65 73 3c 62 72 3e 3c 62 72 3e 75 73 65 72 64	bsp;72&nbsp;minutes<br><br>userd
c7140	61 74 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 6f 69 6e 74	ata&nbsp;&nbsp;&nbsp;&nbsp;point
c7160	65 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62	er&nbsp;&nbsp;Pointer&nbsp;to&nb
c7180	73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b 6f 62 6a 65 63 74	sp;an&nbsp;arbitrary&nbsp;object
c71a0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 61 6c 6c 62 61 63 6b	<br></code><h3><a.name="callback
c71c0	5f 63 61 6e 63 65 6c 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61	_cancel"></a><a.href="#int"><sma
c71e0	6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 63 61 6c 6c 62 61 63 6b 5f 63 61 6e 63	ll>int</small></a>.callback_canc
c7200	65 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	el<small>(<a.href="#unsigned">un
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c7240	22 3e 63 61 6c 6c 62 61 63 6b 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	">callback_id</a>)</small></h3>.
c7260	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 61 6e 63 65 6c 73 20 61 20 63 61 6c 6c 62 61 63 6b	This.function.cancels.a.callback
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c72a0	63 6f 64 65 3e 63 61 6c 6c 62 61 63 6b 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e	code>callback_id:&nbsp;&gt;=0,&n
c72c0	62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73	bsp;as&nbsp;returned&nbsp;by&nbs
c72e0	70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72	p;a&nbsp;call&nbsp;to&nbsp;<a.hr
c7300	65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 26 6e 62 73 70	ef="#callback">callback</a>&nbsp
c7320	3b 6f 72 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 65 78 22 3e	;or&nbsp;<a.href="#callback_ex">
c7340	63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	callback_ex</a>.<br></code><br><
c7360	62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c	br>The.function.returns.0.if.OK,
c7380	20 6f 74 68 65 72 77 69 73 65 20 70 69 67 69 66 5f 63 61 6c 6c 62 61 63 6b 5f 6e 6f 74 5f 66 6f	.otherwise.pigif_callback_not_fo
c73a0	75 6e 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 22	und..<h3><a.name="wait_for_edge"
c73c0	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
c73e0	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 3c 73 6d 61 6c 6c 3e 28	small></a>.wait_for_edge<small>(
c7400	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
c7420	20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c	.<a.href="#user_gpio">user_gpio<
c7440	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	/a>,.<a.href="#unsigned">unsigne
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c74a0	68 72 65 66 3d 22 23 74 69 6d 65 6f 75 74 22 3e 74 69 6d 65 6f 75 74 3c 2f 61 3e 29 3c 2f 73 6d	href="#timeout">timeout</a>)</sm
c74c0	61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 77 61 69 74 73 20 66 6f	all></h3>.This.function.waits.fo
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c7500	65 6f 75 74 0a 73 65 63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72	eout.seconds..<br><br><code>user
c7520	5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	_gpio:&nbsp;0-31.<br>&nbsp;&nbsp
c7540	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 64 67 65 3a 26 6e 62 73 70 3b 52 49	;&nbsp;&nbsp;&nbsp;edge:&nbsp;RI
c7560	53 49 4e 47 5f 45 44 47 45 2c 26 6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2c 26 6e 62	SING_EDGE,&nbsp;FALLING_EDGE,&nb
c7580	73 70 3b 6f 72 26 6e 62 73 70 3b 45 49 54 48 45 52 5f 45 44 47 45 2e 3c 62 72 3e 26 6e 62 73 70	sp;or&nbsp;EITHER_EDGE.<br>&nbsp
c75a0	3b 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2e 3c 62 72 3e	;&nbsp;timeout:&nbsp;&gt;=0.<br>
c75c0	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75	</code><br><br>The.function.retu
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c7600	72 77 69 73 65 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65	rwise.0..<br><br>The.function.re
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c7700	3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e	="#steady">steady</a>.microsecon
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c7740	6d 65 3d 22 2a 61 64 64 72 53 74 72 22 3e 2a 61 64 64 72 53 74 72 3c 2f 61 3e 3c 2f 68 33 3e 0a	me="*addrStr">*addrStr</a></h3>.
c7760	41 20 73 74 72 69 6e 67 20 73 70 65 63 69 66 79 69 6e 67 20 74 68 65 20 68 6f 73 74 20 6f 72 20	A.string.specifying.the.host.or.
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c77c0	69 6e 20 77 68 69 63 68 20 63 61 73 65 20 6c 6f 63 61 6c 68 6f 73 74 0a 69 73 20 75 73 65 64 20	in.which.case.localhost.is.used.
c77e0	75 6e 6c 65 73 73 20 6f 76 65 72 72 69 64 64 65 6e 20 62 79 20 74 68 65 20 50 49 47 50 49 4f 5f	unless.overridden.by.the.PIGPIO_
c7800	41 44 44 52 20 65 6e 76 69 72 6f 6e 6d 65 6e 74 0a 76 61 72 69 61 62 6c 65 2e 0a 3c 68 33 3e 3c	ADDR.environment.variable..<h3><
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c7860	72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2e 20 20 49 74 73 0a 6d 65 61 6e	r.customised.function...Its.mean
c7880	69 6e 67 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 20 63 75 73 74 6f 6d 69 73 65 72	ing.is.defined.by.the.customiser
c78a0	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 72 67 32 22 3e 61 72 67 32 3c 2f 61 3e 3c 2f 68	..<h3><a.name="arg2">arg2</a></h
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c78e0	6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2e 20 20 49	o.a.user.customised.function...I
c7900	74 73 0a 6d 65 61 6e 69 6e 67 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 20 63 75 73	ts.meaning.is.defined.by.the.cus
c7920	74 6f 6d 69 73 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 72 67 63 22 3e 61 72 67 63	tomiser..<h3><a.name="argc">argc
c7940	3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 75 6e 74 20 6f 66 20 62 79 74 65 73 20 70 61 73	</a></h3>.The.count.of.bytes.pas
c7960	73 65 64 20 74 6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f	sed.to.a.user.customised.functio
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c79a0	3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74 6f 20 61 6e 20 61 72 72 61 79 20 6f 66 20 62	</h3>.A.pointer.to.an.array.of.b
c79c0	79 74 65 73 20 70 61 73 73 65 64 20 74 6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64	ytes.passed.to.a.user.customised
c79e0	20 66 75 6e 63 74 69 6f 6e 2e 0a 49 74 73 20 6d 65 61 6e 69 6e 67 20 61 6e 64 20 63 6f 6e 74 65	.function..Its.meaning.and.conte
c7a00	6e 74 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 20 63 75 73 74 6f 6d 69 73 65 72 2e	nt.is.defined.by.the.customiser.
c7a20	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 3c 2f 68 33	.<h3><a.name="baud">baud</a></h3
c7a40	3e 0a 54 68 65 20 73 70 65 65 64 20 6f 66 20 73 65 72 69 61 6c 20 63 6f 6d 6d 75 6e 69 63 61 74	>.The.speed.of.serial.communicat
c7a60	69 6f 6e 20 28 49 32 43 2c 20 53 50 49 2c 20 73 65 72 69 61 6c 20 6c 69 6e 6b 2c 20 77 61 76 65	ion.(I2C,.SPI,.serial.link,.wave
c7a80	73 29 20 69 6e 0a 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61	s).in.bits.per.second..<h3><a.na
c7aa0	6d 65 3d 22 62 69 74 22 3e 62 69 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 76 61 6c 75 65 20 6f 66	me="bit">bit</a></h3>.A.value.of
c7ac0	20 30 20 6f 72 20 31 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 69 74 73 22 3e 62 69 74 73	.0.or.1..<h3><a.name="bits">bits
c7ae0	3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 76 61 6c 75 65 20 75 73 65 64 20 74 6f 20 73 65 6c 65 63 74	</a></h3>.A.value.used.to.select
c7b00	20 47 50 49 4f 2e 20 20 49 66 20 62 69 74 20 6e 20 6f 66 20 62 69 74 73 20 69 73 20 73 65 74 20	.GPIO...If.bit.n.of.bits.is.set.
c7b20	74 68 65 6e 20 47 50 49 4f 20 6e 20 69 73 0a 73 65 6c 65 63 74 65 64 2e 0a 3c 62 72 3e 3c 62 72	then.GPIO.n.is.selected..<br><br
c7b40	3e 41 20 63 6f 6e 76 65 6e 69 65 6e 74 20 77 61 79 20 74 6f 20 73 65 74 20 62 69 74 20 6e 20 69	>A.convenient.way.to.set.bit.n.i
c7b60	73 20 74 6f 20 6f 72 20 69 6e 20 28 31 26 6c 74 3b 26 6c 74 3b 6e 29 2e 0a 3c 62 72 3e 3c 62 72	s.to.or.in.(1&lt;&lt;n)..<br><br
c7b80	3e 65 2e 67 2e 20 74 6f 20 73 65 6c 65 63 74 20 62 69 74 73 20 35 2c 20 39 2c 20 32 33 20 79 6f	>e.g..to.select.bits.5,.9,.23.yo
c7ba0	75 20 63 6f 75 6c 64 20 75 73 65 20 28 31 26 6c 74 3b 26 6c 74 3b 35 29 20 7c 20 28 31 26 6c 74	u.could.use.(1&lt;&lt;5).|.(1&lt
c7bc0	3b 26 6c 74 3b 39 29 20 7c 20 28 31 26 6c 74 3b 26 6c 74 3b 32 33 29 2e 0a 3c 68 33 3e 3c 61 20	;&lt;9).|.(1&lt;&lt;23)..<h3><a.
c7be0	6e 61 6d 65 3d 22 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66 66	name="*buf">*buf</a></h3>.A.buff
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c7c20	69 6e 67 20 72 65 63 65 69 76 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 75 66 53 69	ing.received..<h3><a.name="bufSi
c7c40	7a 65 22 3e 62 75 66 53 69 7a 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 73 69 7a 65 20 69 6e	ze">bufSize</a></h3>.The.size.in
c7c60	20 62 79 74 65 73 20 6f 66 20 61 20 62 75 66 66 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	.bytes.of.a.buffer..<h3><a.name=
c7c80	22 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 3a 20 30 2d 32 35 35 20 28 48 65 78 20 30 78 30 2d	"bVal">bVal</a>:.0-255.(Hex.0x0-
c7ca0	30 78 46 46 2c 20 4f 63 74 61 6c 20 30 2d 30 33 37 37 29 3c 2f 68 33 3e 0a 41 6e 20 38 2d 62 69	0xFF,.Octal.0-0377)</h3>.An.8-bi
c7cc0	74 20 62 79 74 65 20 76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 61 6c 6c 62	t.byte.value..<h3><a.name="callb
c7ce0	61 63 6b 5f 69 64 22 3e 63 61 6c 6c 62 61 63 6b 5f 69 64 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 26	ack_id">callback_id</a></h3>.A.&
c7d00	67 74 3b 3d 30 2c 20 61 73 20 72 65 74 75 72 6e 65 64 20 62 79 20 61 20 63 61 6c 6c 20 74 6f 20	gt;=0,.as.returned.by.a.call.to.
c7d20	3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e	<a.href="#callback">callback</a>
c7d40	20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 65 78 22 3e 63 61 6c 6c 62	.or.<a.href="#callback_ex">callb
c7d60	61 63 6b 5f 65 78 3c 2f 61 3e 2e 20 20 54 68 69 73 20 69 73 0a 70 61 73 73 65 64 20 74 6f 20 3c	ack_ex</a>...This.is.passed.to.<
c7d80	61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 63 61 6e 63 65 6c 22 3e 63 61 6c 6c 62 61	a.href="#callback_cancel">callba
c7da0	63 6b 5f 63 61 6e 63 65 6c 3c 2f 61 3e 20 74 6f 20 63 61 6e 63 65 6c 20 74 68 65 20 63 61 6c 6c	ck_cancel</a>.to.cancel.the.call
c7dc0	62 61 63 6b 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 42 46 75 6e 63 5f 74 22 3e 43 42 46	back..<h3><a.name="CBFunc_t">CBF
c7de0	75 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73	unc_t</a></h3>.<code>typedef&nbs
c7e00	70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 43 42 46 75 6e 63 5f 74 29 3c 62 72 3e 26 6e 62 73 70	p;void&nbsp;(*CBFunc_t)<br>&nbsp
c7e20	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 75 73 65 72	;&nbsp;&nbsp;(unsigned&nbsp;user
c7e40	5f 67 70 69 6f 2c 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 6c 65 76 65 6c 2c	_gpio,&nbsp;unsigned&nbsp;level,
c7e60	26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 29 3b 3c 62 72 3e 3c 2f	&nbsp;uint32_t&nbsp;tick);<br></
c7e80	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 42 46 75 6e 63 45 78 5f 74 22 3e 43 42	code><h3><a.name="CBFuncEx_t">CB
c7ea0	46 75 6e 63 45 78 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26	FuncEx_t</a></h3>.<code>typedef&
c7ec0	6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 43 42 46 75 6e 63 45 78 5f 74 29 3c 62 72 3e	nbsp;void&nbsp;(*CBFuncEx_t)<br>
c7ee0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 75 6e 73 69 67 6e 65 64 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;(unsigned&nbsp
c7f00	3b 75 73 65 72 5f 67 70 69 6f 2c 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 6c	;user_gpio,&nbsp;unsigned&nbsp;l
c7f20	65 76 65 6c 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 2c 26 6e	evel,&nbsp;uint32_t&nbsp;tick,&n
c7f40	62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 2a 26 6e 62 73 70 3b 75 73 65 72 29 3b 3c 62 72 3e 3c	bsp;void&nbsp;*&nbsp;user);<br><
c7f60	2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 68 61 72 22 3e 63 68 61 72 3c 2f 61	/code><h3><a.name="char">char</a
c7f80	3e 3c 2f 68 33 3e 0a 41 20 73 69 6e 67 6c 65 20 63 68 61 72 61 63 74 65 72 2c 20 61 6e 20 38 20	></h3>.A.single.character,.an.8.
c7fa0	62 69 74 20 71 75 61 6e 74 69 74 79 20 61 62 6c 65 20 74 6f 20 73 74 6f 72 65 20 30 2d 32 35 35	bit.quantity.able.to.store.0-255
c7fc0	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 6c 6b 66 72 65 71 22 3e 63 6c 6b 66 72 65 71 3c	..<h3><a.name="clkfreq">clkfreq<
c7fe0	2f 61 3e 3a 20 34 36 38 39 2d 32 35 30 30 30 30 30 30 30 20 28 32 35 30 4d 29 3c 2f 68 33 3e 0a	/a>:.4689-250000000.(250M)</h3>.
c8000	00 00 00 cb 54 68 65 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 66 72 65 71 75 65 6e 63 79	....The.hardware.clock.frequency
c8020	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 3c	..<h3><a.name="count">count</a><
c8040	2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74 6f 20 62 65 20 74	/h3>.The.number.of.bytes.to.be.t
c8060	72 61 6e 73 66 65 72 72 65 64 20 69 6e 20 61 6e 20 49 32 43 2c 20 53 50 49 2c 20 6f 72 20 53 65	ransferred.in.an.I2C,.SPI,.or.Se
c8080	72 69 61 6c 0a 63 6f 6d 6d 61 6e 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 61 74 61 5f	rial.command..<h3><a.name="data_
c80a0	62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 3a 20 31 2d 33 32 3c 2f 68 33 3e 0a 54	bits">data_bits</a>:.1-32</h3>.T
c80c0	68 65 20 6e 75 6d 62 65 72 20 6f 66 20 64 61 74 61 20 62 69 74 73 20 69 6e 20 65 61 63 68 20 63	he.number.of.data.bits.in.each.c
c80e0	68 61 72 61 63 74 65 72 20 6f 66 20 73 65 72 69 61 6c 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72	haracter.of.serial.data..<br><br
c8100	3e 3c 63 6f 64 65 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4d 49 4e 5f 57 41 56 45 5f	><code>#define&nbsp;PI_MIN_WAVE_
c8120	44 41 54 41 42 49 54 53 26 6e 62 73 70 3b 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	DATABITS&nbsp;1<br>#define&nbsp;
c8140	50 49 5f 4d 41 58 5f 57 41 56 45 5f 44 41 54 41 42 49 54 53 26 6e 62 73 70 3b 33 32 3c 62 72 3e	PI_MAX_WAVE_DATABITS&nbsp;32<br>
c8160	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 6f 75 62 6c 65 22 3e 64 6f 75 62	</code><h3><a.name="double">doub
c8180	6c 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 6c 6f 61 74 69 6e 67 20 70 6f 69 6e 74 20 6e 75 6d	le</a></h3>.A.floating.point.num
c81a0	62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 75 74 79 63 79 63 6c 65 22 3e 64 75 74	ber..<h3><a.name="dutycycle">dut
c81c0	79 63 79 63 6c 65 3c 2f 61 3e 3a 20 30 2d 72 61 6e 67 65 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65	ycycle</a>:.0-range</h3>.A.numbe
c81e0	72 20 72 65 70 72 65 73 65 6e 74 69 6e 67 20 74 68 65 20 72 61 74 69 6f 20 6f 66 20 6f 6e 20 74	r.representing.the.ratio.of.on.t
c8200	69 6d 65 20 74 6f 20 6f 66 66 20 74 69 6d 65 20 66 6f 72 20 50 57 4d 2e 0a 3c 62 72 3e 3c 62 72	ime.to.off.time.for.PWM..<br><br
c8220	3e 54 68 65 20 6e 75 6d 62 65 72 20 6d 61 79 20 76 61 72 79 20 62 65 74 77 65 65 6e 20 30 20 61	>The.number.may.vary.between.0.a
c8240	6e 64 20 72 61 6e 67 65 20 28 64 65 66 61 75 6c 74 20 32 35 35 29 20 77 68 65 72 65 0a 30 20 69	nd.range.(default.255).where.0.i
c8260	73 20 6f 66 66 20 61 6e 64 20 72 61 6e 67 65 20 69 73 20 66 75 6c 6c 79 20 6f 6e 2e 0a 3c 68 33	s.off.and.range.is.fully.on..<h3
c8280	3e 3c 61 20 6e 61 6d 65 3d 22 65 64 67 65 22 3e 65 64 67 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 55 73	><a.name="edge">edge</a></h3>.Us
c82a0	65 64 20 74 6f 20 69 64 65 6e 74 69 66 79 20 61 20 47 50 49 4f 20 6c 65 76 65 6c 20 74 72 61 6e	ed.to.identify.a.GPIO.level.tran
c82c0	73 69 74 69 6f 6e 20 6f 66 20 69 6e 74 65 72 65 73 74 2e 20 20 41 20 72 69 73 69 6e 67 20 65 64	sition.of.interest...A.rising.ed
c82e0	67 65 20 69 73 0a 61 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 20 66 72 6f 6d 20 30 20 74 6f 20 31	ge.is.a.level.change.from.0.to.1
c8300	2e 20 20 41 20 66 61 6c 6c 69 6e 67 20 65 64 67 65 20 69 73 20 61 20 6c 65 76 65 6c 20 63 68 61	...A.falling.edge.is.a.level.cha
c8320	6e 67 65 20 66 72 6f 6d 20 31 20 74 6f 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 52	nge.from.1.to.0..<br><br><code>R
c8340	49 53 49 4e 47 5f 45 44 47 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 46 41 4c 4c 49	ISING_EDGE&nbsp;&nbsp;0<br>FALLI
c8360	4e 47 5f 45 44 47 45 26 6e 62 73 70 3b 31 3c 62 72 3e 45 49 54 48 45 52 5f 45 44 47 45 2e 26 6e	NG_EDGE&nbsp;1<br>EITHER_EDGE.&n
c8380	62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 72 72	bsp;2<br></code><h3><a.name="err
c83a0	6e 75 6d 22 3e 65 72 72 6e 75 6d 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 6e 65 67 61 74 69 76 65 20	num">errnum</a></h3>.A.negative.
c83c0	6e 75 6d 62 65 72 20 69 6e 64 69 63 61 74 69 6e 67 20 61 20 66 75 6e 63 74 69 6f 6e 20 63 61 6c	number.indicating.a.function.cal
c83e0	6c 20 66 61 69 6c 65 64 20 61 6e 64 20 74 68 65 20 6e 61 74 75 72 65 0a 6f 66 20 74 68 65 20 65	l.failed.and.the.nature.of.the.e
c8400	72 72 6f 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 22 3e 66 3c 2f 61 3e 3c 2f 68 33 3e	rror..<h3><a.name="f">f</a></h3>
c8420	0a 41 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 72 65 71 75 65	.A.function..<h3><a.name="freque
c8440	6e 63 79 22 3e 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 0a	ncy">frequency</a>:.&gt;=0</h3>.
c8460	54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 74 69 6d 65 73 20 61 20 47 50 49 4f 20 69 73 20 73 77	The.number.of.times.a.GPIO.is.sw
c8480	69 63 68 65 64 20 6f 6e 20 61 6e 64 20 6f 66 66 20 70 65 72 20 73 65 63 6f 6e 64 2e 20 20 54 68	iched.on.and.off.per.second...Th
c84a0	69 73 0a 63 61 6e 20 62 65 20 73 65 74 20 70 65 72 20 47 50 49 4f 20 61 6e 64 20 6d 61 79 20 62	is.can.be.set.per.GPIO.and.may.b
c84c0	65 20 61 73 20 6c 69 74 74 6c 65 20 61 73 20 35 48 7a 20 6f 72 20 61 73 20 6d 75 63 68 20 61 73	e.as.little.as.5Hz.or.as.much.as
c84e0	0a 34 30 4b 48 7a 2e 20 20 54 68 65 20 47 50 49 4f 20 77 69 6c 6c 20 62 65 20 6f 6e 20 66 6f 72	.40KHz...The.GPIO.will.be.on.for
c8500	20 61 20 70 72 6f 70 6f 72 74 69 6f 6e 20 6f 66 20 74 68 65 20 74 69 6d 65 20 61 73 20 64 65 66	.a.proportion.of.the.time.as.def
c8520	69 6e 65 64 0a 62 79 20 69 74 73 20 64 75 74 79 63 79 63 6c 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61	ined.by.its.dutycycle..<h3><a.na
c8540	6d 65 3d 22 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 42 72 6f 61 64 63	me="gpio">gpio</a></h3>.A.Broadc
c8560	6f 6d 20 6e 75 6d 62 65 72 65 64 20 47 50 49 4f 2c 20 69 6e 20 74 68 65 20 72 61 6e 67 65 20 30	om.numbered.GPIO,.in.the.range.0
c8580	2d 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 20 61 72 65 20 35 34 20 47 65 6e 65 72	-53..<br><br>There..are.54.Gener
c85a0	61 6c 20 50 75 72 70 6f 73 65 20 49 6e 70 75 74 20 4f 75 74 70 75 74 73 20 28 47 50 49 4f 29 20	al.Purpose.Input.Outputs.(GPIO).
c85c0	6e 61 6d 65 64 20 67 70 69 6f 30 20 74 68 72 6f 75 67 68 0a 67 70 69 6f 35 33 2e 0a 3c 62 72 3e	named.gpio0.through.gpio53..<br>
c85e0	3c 62 72 3e 54 68 65 79 20 61 72 65 20 73 70 6c 69 74 20 69 6e 74 6f 20 74 77 6f 20 20 62 61 6e	<br>They.are.split.into.two..ban
c8600	6b 73 2e 20 20 20 42 61 6e 6b 20 20 31 20 20 63 6f 6e 73 69 73 74 73 20 20 6f 66 20 20 67 70 69	ks....Bank..1..consists..of..gpi
c8620	6f 30 20 20 74 68 72 6f 75 67 68 0a 67 70 69 6f 33 31 2e 20 20 42 61 6e 6b 20 32 20 63 6f 6e 73	o0..through.gpio31...Bank.2.cons
c8640	69 73 74 73 20 6f 66 20 67 70 69 6f 33 32 20 74 68 72 6f 75 67 68 20 67 70 69 6f 35 33 2e 0a 3c	ists.of.gpio32.through.gpio53..<
c8660	62 72 3e 3c 62 72 3e 41 6c 6c 20 74 68 65 20 47 50 49 4f 20 77 68 69 63 68 20 61 72 65 20 73 61	br><br>All.the.GPIO.which.are.sa
c8680	66 65 20 66 6f 72 20 74 68 65 20 75 73 65 72 20 74 6f 20 72 65 61 64 20 61 6e 64 20 77 72 69 74	fe.for.the.user.to.read.and.writ
c86a0	65 20 61 72 65 20 69 6e 0a 62 61 6e 6b 20 31 2e 20 20 4e 6f 74 20 61 6c 6c 20 47 50 49 4f 20 69	e.are.in.bank.1...Not.all.GPIO.i
c86c0	6e 20 62 61 6e 6b 20 31 20 61 72 65 20 73 61 66 65 20 74 68 6f 75 67 68 2e 20 20 54 79 70 65 20	n.bank.1.are.safe.though...Type.
c86e0	31 20 62 6f 61 72 64 73 0a 68 61 76 65 20 31 37 20 20 73 61 66 65 20 47 50 49 4f 2e 20 20 54 79	1.boards.have.17..safe.GPIO...Ty
c8700	70 65 20 32 20 62 6f 61 72 64 73 20 68 61 76 65 20 32 31 2e 20 20 54 79 70 65 20 33 20 62 6f 61	pe.2.boards.have.21...Type.3.boa
c8720	72 64 73 20 68 61 76 65 20 32 36 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66	rds.have.26..<br><br>See.<a.href
c8740	3d 22 23 67 65 74 5f 68 61 72 64 77 61 72 65 5f 72 65 76 69 73 69 6f 6e 22 3e 67 65 74 5f 68 61	="#get_hardware_revision">get_ha
c8760	72 64 77 61 72 65 5f 72 65 76 69 73 69 6f 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	rdware_revision</a>..<br><br>The
c8780	20 75 73 65 72 20 47 50 49 4f 20 61 72 65 20 6d 61 72 6b 65 64 20 77 69 74 68 20 61 6e 20 58 20	.user.GPIO.are.marked.with.an.X.
c87a0	69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e	in.the.following.table..<br><br>
c87c0	3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	<code>&nbsp;&nbsp;&nbsp;&nbsp;&n
c87e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
c8800	70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62	p;0&nbsp;&nbsp;1&nbsp;&nbsp;2&nb
c8820	73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;3&nbsp;&nbsp;4&nbsp;&nb
c8840	73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e	sp;5&nbsp;&nbsp;6&nbsp;&nbsp;7&n
c8860	62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 31 30	bsp;&nbsp;8&nbsp;&nbsp;9&nbsp;10
c8880	26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 34	&nbsp;11&nbsp;12&nbsp;13&nbsp;14
c88a0	26 6e 62 73 70 3b 31 35 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62	&nbsp;15<br>Type&nbsp;1&nbsp;&nb
c88c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62	sp;&nbsp;&nbsp;X&nbsp;&nbsp;X&nb
c88e0	73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;-&nbsp;&nbsp;-&nbsp;&nb
c8900	73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e	sp;X&nbsp;&nbsp;-&nbsp;&nbsp;-&n
c8920	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
c8940	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26	bsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&
c8960	6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26	nbsp;&nbsp;-&nbsp;&nbsp;-&nbsp;&
c8980	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 3c 62 72 3e 54 79 70 65 26 6e 62 73 70	nbsp;X&nbsp;&nbsp;X<br>Type&nbsp
c89a0	3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70	;2&nbsp;&nbsp;&nbsp;&nbsp;-&nbsp
c89c0	3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;-&nbsp;&nbsp;X&nbsp;&nbsp
c89e0	3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73	;X&nbsp;&nbsp;X&nbsp;&nbsp;-&nbs
c8a00	70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;-&nbsp;&nbsp;X&nbsp;&nbs
c8a20	70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62	p;X&nbsp;&nbsp;X&nbsp;&nbsp;X&nb
c8a40	73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;X&nbsp;&nbsp;-&nbsp;&nb
c8a60	73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 3c 62	sp;-&nbsp;&nbsp;X&nbsp;&nbsp;X<b
c8a80	72 3e 54 79 70 65 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	r>Type&nbsp;3&nbsp;&nbsp;&nbsp;&
c8aa0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
c8ac0	73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;X&nbsp;&nbsp;X&nbsp;&nb
c8ae0	73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e	sp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&n
c8b00	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
c8b20	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26	bsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&
c8b40	6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26	nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&
c8b60	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70	nbsp;X&nbsp;&nbsp;X<br><br>&nbsp
c8b80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
c8ba0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 37 26 6e 62 73 70	nbsp;&nbsp;&nbsp;16&nbsp;17&nbsp
c8bc0	3b 31 38 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 32 31 26 6e 62 73 70	;18&nbsp;19&nbsp;20&nbsp;21&nbsp
c8be0	3b 32 32 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 32 34 26 6e 62 73 70 3b 32 35 26 6e 62 73 70	;22&nbsp;23&nbsp;24&nbsp;25&nbsp
c8c00	3b 32 36 26 6e 62 73 70 3b 32 37 26 6e 62 73 70 3b 32 38 26 6e 62 73 70 3b 32 39 26 6e 62 73 70	;26&nbsp;27&nbsp;28&nbsp;29&nbsp
c8c20	3b 33 30 26 6e 62 73 70 3b 33 31 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b	;30&nbsp;31<br>Type&nbsp;1&nbsp;
c8c40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	&nbsp;&nbsp;&nbsp;-&nbsp;&nbsp;X
c8c60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;-&nbsp;
c8c80	26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;-&nbsp;&nbsp;X&nbsp;&nbsp;
c8ca0	58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70	X&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp
c8cc0	3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;X&nbsp;&nbsp;-&nbsp;&nbsp
c8ce0	3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73	;-&nbsp;&nbsp;-&nbsp;&nbsp;-&nbs
c8d00	70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 3c 62 72 3e 54 79 70 65 26 6e	p;&nbsp;-&nbsp;&nbsp;-<br>Type&n
c8d20	62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e	bsp;2&nbsp;&nbsp;&nbsp;&nbsp;-&n
c8d40	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
c8d60	62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26	bsp;-&nbsp;&nbsp;-&nbsp;&nbsp;-&
c8d80	6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26	nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&
c8da0	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;-
c8dc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;
c8de0	26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;
c8e00	58 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	X<br>Type&nbsp;3&nbsp;&nbsp;&nbs
c8e20	70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;X&nbsp;&nbsp;X&nbsp;&nbs
c8e40	70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62	p;X&nbsp;&nbsp;X&nbsp;&nbsp;X&nb
c8e60	73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;X&nbsp;&nbsp;X&nbsp;&nb
c8e80	73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e	sp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&n
c8ea0	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
c8ec0	62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26	bsp;-&nbsp;&nbsp;-&nbsp;&nbsp;-&
c8ee0	6e 62 73 70 3b 26 6e 62 73 70 3b 2d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	nbsp;&nbsp;-<br></code><h3><a.na
c8f00	6d 65 3d 22 67 70 69 6f 50 75 6c 73 65 5f 74 22 3e 67 70 69 6f 50 75 6c 73 65 5f 74 3c 2f 61 3e	me="gpioPulse_t">gpioPulse_t</a>
c8f20	3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c	</h3>.<code>typedef&nbsp;struct<
c8f40	62 72 3e 7b 3c 62 72 3e 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 67 70 69 6f 4f 6e 3b 3c 62 72	br>{<br>uint32_t&nbsp;gpioOn;<br
c8f60	3e 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 67 70 69 6f 4f 66 66 3b 3c 62 72 3e 75 69 6e 74 33	>uint32_t&nbsp;gpioOff;<br>uint3
c8f80	32 5f 74 26 6e 62 73 70 3b 75 73 44 65 6c 61 79 3b 3c 62 72 3e 7d 26 6e 62 73 70 3b 67 70 69 6f	2_t&nbsp;usDelay;<br>}&nbsp;gpio
c8fa0	50 75 6c 73 65 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	Pulse_t;<br></code><h3><a.name="
c8fc0	67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f 74 22 3e 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63	gpioThreadFunc_t">gpioThreadFunc
c8fe0	5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 76	_t</a></h3>.<code>typedef&nbsp;v
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c9040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c90a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c90c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c90e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c91c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c91e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c92e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c9320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c93a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c9440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c94a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c94c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c94e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c9580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c95a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c95e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c9660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c96c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c96e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c9760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c97a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c97c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c97e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c98a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c98c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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c9900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c99a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c99c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c99e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9a00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9a20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9a40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9a60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9a80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9aa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9ac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9ae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9b00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9b20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9b40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9b60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9b80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9ba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9bc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9be0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9c00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9c20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9c40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9c60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9ca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9cc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9ce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9d00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9d20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9d40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9d60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
c9fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
ca000	00 00 00 cc 6f 69 64 26 6e 62 73 70 3b 2a 28 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f 74 29	....oid&nbsp;*(gpioThreadFunc_t)
ca020	26 6e 62 73 70 3b 28 76 6f 69 64 26 6e 62 73 70 3b 2a 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	&nbsp;(void&nbsp;*);<br></code><
ca040	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 3a 20	h3><a.name="handle">handle</a>:.
ca060	26 67 74 3b 3d 30 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65 72 20 72 65 66 65 72 65 6e 63 69 6e 67	&gt;=0</h3>.A.number.referencing
ca080	20 61 6e 20 6f 62 6a 65 63 74 20 6f 70 65 6e 65 64 20 62 79 20 6f 6e 65 20 6f 66 20 3c 61 20 68	.an.object.opened.by.one.of.<a.h
ca0a0	72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2c 20 3c 61	ref="#i2c_open">i2c_open</a>,.<a
ca0c0	20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e	.href="#notify_open">notify_open
ca0e0	3c 2f 61 3e 2c 0a 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72	</a>,.<a.href="#serial_open">ser
ca100	69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 2c 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f	ial_open</a>,.and.<a.href="#spi_
ca120	6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	open">spi_open</a>..<h3><a.name=
ca140	22 69 32 63 5f 61 64 64 72 22 3e 69 32 63 5f 61 64 64 72 3c 2f 61 3e 3a 20 30 2d 30 78 37 46 3c	"i2c_addr">i2c_addr</a>:.0-0x7F<
ca160	2f 68 33 3e 0a 54 68 65 20 61 64 64 72 65 73 73 20 6f 66 20 61 20 64 65 76 69 63 65 20 6f 6e 20	/h3>.The.address.of.a.device.on.
ca180	74 68 65 20 49 32 43 20 62 75 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 62 75	the.I2C.bus..<h3><a.name="i2c_bu
ca1a0	73 22 3e 69 32 63 5f 62 75 73 3c 2f 61 3e 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 0a 41 6e 20 49	s">i2c_bus</a>:.&gt;=0</h3>.An.I
ca1c0	32 43 20 62 75 73 20 6e 75 6d 62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f	2C.bus.number..<h3><a.name="i2c_
ca1e0	66 6c 61 67 73 22 3e 69 32 63 5f 66 6c 61 67 73 3c 2f 61 3e 3a 20 30 3c 2f 68 33 3e 0a 46 6c 61	flags">i2c_flags</a>:.0</h3>.Fla
ca200	67 73 20 77 68 69 63 68 20 6d 6f 64 69 66 79 20 61 6e 20 49 32 43 20 6f 70 65 6e 20 63 6f 6d 6d	gs.which.modify.an.I2C.open.comm
ca220	61 6e 64 2e 20 20 4e 6f 6e 65 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64	and...None.are.currently.defined
ca240	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c	..<h3><a.name="i2c_reg">i2c_reg<
ca260	2f 61 3e 3a 20 30 2d 32 35 35 3c 2f 68 33 3e 0a 41 20 72 65 67 69 73 74 65 72 20 6f 66 20 61 6e	/a>:.0-255</h3>.A.register.of.an
ca280	20 49 32 43 20 64 65 76 69 63 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 69 6e 42 75 66	.I2C.device..<h3><a.name="*inBuf
ca2a0	22 3e 2a 69 6e 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66 66 65 72 20 75 73 65 64 20	">*inBuf</a></h3>.A.buffer.used.
ca2c0	74 6f 20 70 61 73 73 20 64 61 74 61 20 74 6f 20 61 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e	to.pass.data.to.a.function..<h3>
ca2e0	3c 61 20 6e 61 6d 65 3d 22 69 6e 4c 65 6e 22 3e 69 6e 4c 65 6e 3c 2f 61 3e 3c 2f 68 33 3e 0a 54	<a.name="inLen">inLen</a></h3>.T
ca300	68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 69 6e 20 61 20	he.number.of.bytes.of.data.in.a.
ca320	62 75 66 66 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 6e 74 22 3e 69 6e 74 3c 2f 61	buffer..<h3><a.name="int">int</a
ca340	3e 3c 2f 68 33 3e 0a 41 20 77 68 6f 6c 65 20 6e 75 6d 62 65 72 2c 20 6e 65 67 61 74 69 76 65 20	></h3>.A.whole.number,.negative.
ca360	6f 72 20 70 6f 73 69 74 69 76 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 6e 76 65 72 74	or.positive..<h3><a.name="invert
ca380	22 3e 69 6e 76 65 72 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 6c 61 67 20 75 73 65 64 20 74 6f	">invert</a></h3>.A.flag.used.to
ca3a0	20 73 65 74 20 6e 6f 72 6d 61 6c 20 6f 72 20 69 6e 76 65 72 74 65 64 20 62 69 74 20 62 61 6e 67	.set.normal.or.inverted.bit.bang
ca3c0	20 73 65 72 69 61 6c 20 64 61 74 61 20 6c 65 76 65 6c 20 6c 6f 67 69 63 2e 0a 3c 68 33 3e 3c 61	.serial.data.level.logic..<h3><a
ca3e0	20 6e 61 6d 65 3d 22 6c 65 76 65 6c 22 3e 6c 65 76 65 6c 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65	.name="level">level</a></h3>.The
ca400	20 6c 65 76 65 6c 20 6f 66 20 61 20 47 50 49 4f 2e 20 20 4c 6f 77 20 6f 72 20 48 69 67 68 2e 0a	.level.of.a.GPIO...Low.or.High..
ca420	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 4f 46 46 26 6e 62 73 70 3b 30 3c 62 72 3e 50	<br><br><code>PI_OFF&nbsp;0<br>P
ca440	49 5f 4f 4e 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 62 72 3e 50 49 5f 43 4c 45 41 52 26 6e 62 73 70	I_ON&nbsp;1<br><br>PI_CLEAR&nbsp
ca460	3b 30 3c 62 72 3e 50 49 5f 53 45 54 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 62 72 3e 50 49 5f 4c 4f	;0<br>PI_SET&nbsp;1<br><br>PI_LO
ca480	57 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 48 49 47 48 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f	W&nbsp;0<br>PI_HIGH&nbsp;1<br></
ca4a0	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 69 73 20 6f 6e 65 20 65 78 63 65 70 74	code><br><br>There.is.one.except
ca4c0	69 6f 6e 2e 20 20 49 66 20 61 20 77 61 74 63 68 64 6f 67 20 65 78 70 69 72 65 73 20 6f 6e 20 61	ion...If.a.watchdog.expires.on.a
ca4e0	20 47 50 49 4f 20 74 68 65 20 6c 65 76 65 6c 20 77 69 6c 6c 20 62 65 0a 72 65 70 6f 72 74 65 64	.GPIO.the.level.will.be.reported
ca500	20 61 73 20 50 49 5f 54 49 4d 45 4f 55 54 2e 20 20 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 73	.as.PI_TIMEOUT...See.<a.href="#s
ca520	65 74 5f 77 61 74 63 68 64 6f 67 22 3e 73 65 74 5f 77 61 74 63 68 64 6f 67 3c 2f 61 3e 2e 0a 3c	et_watchdog">set_watchdog</a>..<
ca540	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 54 49 4d 45 4f 55 54 26 6e 62 73 70 3b 32 3c 62	br><br><code>PI_TIMEOUT&nbsp;2<b
ca560	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6d 6f 64 65 22 3e 6d 6f 64 65	r></code><h3><a.name="mode">mode
ca580	3c 2f 61 3e 3a 20 30 2d 37 3c 2f 68 33 3e 0a 54 68 65 20 6f 70 65 72 61 74 69 6f 6e 61 6c 20 6d	</a>:.0-7</h3>.The.operational.m
ca5a0	6f 64 65 20 6f 66 20 61 20 47 50 49 4f 2c 20 6e 6f 72 6d 61 6c 6c 79 20 49 4e 50 55 54 20 6f 72	ode.of.a.GPIO,.normally.INPUT.or
ca5c0	20 4f 55 54 50 55 54 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 49 4e 50 55 54 26	.OUTPUT..<br><br><code>PI_INPUT&
ca5e0	6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 4f 55 54 50 55 54 26 6e 62 73 70 3b 31 3c 62 72 3e 50 49	nbsp;0<br>PI_OUTPUT&nbsp;1<br>PI
ca600	5f 41 4c 54 30 26 6e 62 73 70 3b 34 3c 62 72 3e 50 49 5f 41 4c 54 31 26 6e 62 73 70 3b 35 3c 62	_ALT0&nbsp;4<br>PI_ALT1&nbsp;5<b
ca620	72 3e 50 49 5f 41 4c 54 32 26 6e 62 73 70 3b 36 3c 62 72 3e 50 49 5f 41 4c 54 33 26 6e 62 73 70	r>PI_ALT2&nbsp;6<br>PI_ALT3&nbsp
ca640	3b 37 3c 62 72 3e 50 49 5f 41 4c 54 34 26 6e 62 73 70 3b 33 3c 62 72 3e 50 49 5f 41 4c 54 35 26	;7<br>PI_ALT4&nbsp;3<br>PI_ALT5&
ca660	6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 75	nbsp;2<br></code><h3><a.name="nu
ca680	6d 42 79 74 65 73 22 3e 6e 75 6d 42 79 74 65 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75	mBytes">numBytes</a></h3>.The.nu
ca6a0	6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 75 73 65 64 20 74 6f 20 73 74 6f 72 65 20 63 68 61 72	mber.of.bytes.used.to.store.char
ca6c0	61 63 74 65 72 73 20 69 6e 20 61 20 73 74 72 69 6e 67 2e 20 20 44 65 70 65 6e 64 69 6e 67 0a 6f	acters.in.a.string...Depending.o
ca6e0	6e 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 69 74 73 20 70 65 72 20 63 68 61 72 61 63 74	n.the.number.of.bits.per.charact
ca700	65 72 20 74 68 65 72 65 20 6d 61 79 20 62 65 20 31 2c 20 32 2c 20 6f 72 20 34 20 62 79 74 65 73	er.there.may.be.1,.2,.or.4.bytes
ca720	0a 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 75 6d	.per.character..<h3><a.name="num
ca740	50 61 72 22 3e 6e 75 6d 50 61 72 3c 2f 61 3e 3a 20 30 2d 31 30 3c 2f 68 33 3e 0a 54 68 65 20 6e	Par">numPar</a>:.0-10</h3>.The.n
ca760	75 6d 62 65 72 20 6f 66 20 70 61 72 61 6d 65 74 65 72 73 20 70 61 73 73 65 64 20 74 6f 20 61 20	umber.of.parameters.passed.to.a.
ca780	73 63 72 69 70 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 75 6d 50 75 6c 73 65 73 22 3e	script..<h3><a.name="numPulses">
ca7a0	6e 75 6d 50 75 6c 73 65 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66	numPulses</a></h3>.The.number.of
ca7c0	20 70 75 6c 73 65 73 20 74 6f 20 62 65 20 61 64 64 65 64 20 74 6f 20 61 20 77 61 76 65 66 6f 72	.pulses.to.be.added.to.a.wavefor
ca7e0	6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6f 66 66 73 65 74 22 3e 6f 66 66 73 65 74 3c 2f	m..<h3><a.name="offset">offset</
ca800	61 3e 3c 2f 68 33 3e 0a 54 68 65 20 61 73 73 6f 63 69 61 74 65 64 20 64 61 74 61 20 73 74 61 72	a></h3>.The.associated.data.star
ca820	74 73 20 74 68 69 73 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 66	ts.this.number.of.microseconds.f
ca840	72 6f 6d 20 74 68 65 20 73 74 61 72 74 20 6f 66 0a 74 68 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c	rom.the.start.of.the.waveform..<
ca860	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 6f 75 74 42 75 66 22 3e 2a 6f 75 74 42 75 66 3c 2f 61 3e	h3><a.name="*outBuf">*outBuf</a>
ca880	3c 2f 68 33 3e 0a 41 20 62 75 66 66 65 72 20 75 73 65 64 20 74 6f 20 72 65 74 75 72 6e 20 64 61	</h3>.A.buffer.used.to.return.da
ca8a0	74 61 20 66 72 6f 6d 20 61 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	ta.from.a.function..<h3><a.name=
ca8c0	22 6f 75 74 4c 65 6e 22 3e 6f 75 74 4c 65 6e 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 73 69 7a	"outLen">outLen</a></h3>.The.siz
ca8e0	65 20 69 6e 20 62 79 74 65 73 20 6f 66 20 61 6e 20 6f 75 74 70 75 74 20 62 75 66 66 65 72 2e 0a	e.in.bytes.of.an.output.buffer..
ca900	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 61 72 61 6d 22 3e 2a 70 61 72 61 6d 3c 2f 61 3e 3c	<h3><a.name="*param">*param</a><
ca920	2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66 20 73 63 72 69 70 74 20 70 61 72 61 6d 65 74 65	/h3>.An.array.of.script.paramete
ca940	72 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 6f 72 74 53 74 72 22 3e 2a 70 6f 72 74	rs..<h3><a.name="*portStr">*port
ca960	53 74 72 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 73 74 72 69 6e 67 20 73 70 65 63 69 66 79 69 6e 67	Str</a></h3>.A.string.specifying
ca980	20 74 68 65 20 70 6f 72 74 20 61 64 64 72 65 73 73 20 75 73 65 64 20 62 79 20 74 68 65 20 50 69	.the.port.address.used.by.the.Pi
ca9a0	20 72 75 6e 6e 69 6e 67 0a 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 20 20 49 74 20	.running.the.pigpio.daemon...It.
ca9c0	6d 61 79 20 62 65 20 4e 55 4c 4c 20 69 6e 20 77 68 69 63 68 20 63 61 73 65 20 22 38 38 38 38 22	may.be.NULL.in.which.case."8888"
ca9e0	0a 69 73 20 75 73 65 64 20 75 6e 6c 65 73 73 20 6f 76 65 72 72 69 64 64 65 6e 20 62 79 20 74 68	.is.used.unless.overridden.by.th
caa00	65 20 50 49 47 50 49 4f 5f 50 4f 52 54 20 65 6e 76 69 72 6f 6e 6d 65 6e 74 0a 76 61 72 69 61 62	e.PIGPIO_PORT.environment.variab
caa20	6c 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 74 68 22 3e 2a 70 74 68 3c 2f 61 3e 3c	le..<h3><a.name="*pth">*pth</a><
caa40	2f 68 33 3e 0a 41 20 74 68 72 65 61 64 20 69 64 65 6e 74 69 66 69 65 72 2c 20 72 65 74 75 72 6e	/h3>.A.thread.identifier,.return
caa60	65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 73 74 61 72 74 5f 74 68 72 65 61 64 22 3e 73 74	ed.by.<a.href="#start_thread">st
caa80	61 72 74 5f 74 68 72 65 61 64 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 74 68	art_thread</a>..<h3><a.name="pth
caaa0	72 65 61 64 5f 74 22 3e 70 74 68 72 65 61 64 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 74 68 72	read_t">pthread_t</a></h3>.A.thr
caac0	65 61 64 20 69 64 65 6e 74 69 66 69 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75 64	ead.identifier..<h3><a.name="pud
caae0	22 3e 70 75 64 3c 2f 61 3e 3a 20 30 2d 32 3c 2f 68 33 3e 0a 54 68 65 20 73 65 74 74 69 6e 67 20	">pud</a>:.0-2</h3>.The.setting.
cab00	6f 66 20 74 68 65 20 70 75 6c 6c 20 75 70 2f 64 6f 77 6e 20 72 65 73 69 73 74 6f 72 20 66 6f 72	of.the.pull.up/down.resistor.for
cab20	20 61 20 47 50 49 4f 2c 20 77 68 69 63 68 20 6d 61 79 20 62 65 20 6f 66 66 2c 0a 70 75 6c 6c 2d	.a.GPIO,.which.may.be.off,.pull-
cab40	75 70 2c 20 6f 72 20 70 75 6c 6c 2d 64 6f 77 6e 2e 0a 3c 63 6f 64 65 3e 50 49 5f 50 55 44 5f 4f	up,.or.pull-down..<code>PI_PUD_O
cab60	46 46 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 50 55 44 5f 44 4f 57 4e 26 6e 62 73 70 3b 31 3c	FF&nbsp;0<br>PI_PUD_DOWN&nbsp;1<
cab80	62 72 3e 50 49 5f 50 55 44 5f 55 50 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	br>PI_PUD_UP&nbsp;2<br></code><h
caba0	33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75 6c 73 65 4c 65 6e 22 3e 70 75 6c 73 65 4c 65 6e 3c 2f 61	3><a.name="pulseLen">pulseLen</a
cabc0	3e 3c 2f 68 33 3e 0a 31 2d 31 30 30 2c 20 74 68 65 20 6c 65 6e 67 74 68 20 6f 66 20 61 20 74 72	></h3>.1-100,.the.length.of.a.tr
cabe0	69 67 67 65 72 20 70 75 6c 73 65 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 0a 3c 68 33	igger.pulse.in.microseconds..<h3
cac00	3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 75 6c 73 65 73 22 3e 2a 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f	><a.name="*pulses">*pulses</a></
cac20	68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 62 65 20 61 64 64	h3>.An.array.of.pulses.to.be.add
cac40	65 64 20 74 6f 20 61 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70	ed.to.a.waveform..<h3><a.name="p
cac60	75 6c 73 65 77 69 64 74 68 22 3e 70 75 6c 73 65 77 69 64 74 68 3c 2f 61 3e 3a 20 30 2c 20 35 30	ulsewidth">pulsewidth</a>:.0,.50
cac80	30 2d 32 35 30 30 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 50 49 5f 53 45 52 56 4f 5f 4f 46 46 26 6e	0-2500</h3>.<code>PI_SERVO_OFF&n
caca0	62 73 70 3b 30 3c 62 72 3e 50 49 5f 4d 49 4e 5f 53 45 52 56 4f 5f 50 55 4c 53 45 57 49 44 54 48	bsp;0<br>PI_MIN_SERVO_PULSEWIDTH
cacc0	26 6e 62 73 70 3b 35 30 30 3c 62 72 3e 50 49 5f 4d 41 58 5f 53 45 52 56 4f 5f 50 55 4c 53 45 57	&nbsp;500<br>PI_MAX_SERVO_PULSEW
cace0	49 44 54 48 26 6e 62 73 70 3b 32 35 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	IDTH&nbsp;2500<br></code><h3><a.
cad00	6e 61 6d 65 3d 22 50 57 4d 64 75 74 79 22 3e 50 57 4d 64 75 74 79 3c 2f 61 3e 3a 20 30 2d 31 30	name="PWMduty">PWMduty</a>:.0-10
cad20	30 30 30 30 30 20 28 31 4d 29 3c 2f 68 33 3e 0a 54 68 65 20 68 61 72 64 77 61 72 65 20 50 57 4d	00000.(1M)</h3>.The.hardware.PWM
cad40	20 64 75 74 79 63 79 63 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 64 65 66 69 6e	.dutycycle..<br><br><code>#defin
cad60	65 26 6e 62 73 70 3b 50 49 5f 48 57 5f 50 57 4d 5f 52 41 4e 47 45 26 6e 62 73 70 3b 31 30 30 30	e&nbsp;PI_HW_PWM_RANGE&nbsp;1000
cad80	30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 57 4d 66 72	000<br></code><h3><a.name="PWMfr
cada0	65 71 22 3e 50 57 4d 66 72 65 71 3c 2f 61 3e 3a 20 31 2d 31 32 35 30 30 30 30 30 30 20 28 31 32	eq">PWMfreq</a>:.1-125000000.(12
cadc0	35 4d 29 3c 2f 68 33 3e 0a 54 68 65 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 66 72 65 71 75 65	5M)</h3>.The.hardware.PWM.freque
cade0	6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b	ncy..<br><br><code>#define&nbsp;
cae00	50 49 5f 48 57 5f 50 57 4d 5f 4d 49 4e 5f 46 52 45 51 26 6e 62 73 70 3b 31 3c 62 72 3e 23 64 65	PI_HW_PWM_MIN_FREQ&nbsp;1<br>#de
cae20	66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 48 57 5f 50 57 4d 5f 4d 41 58 5f 46 52 45 51 26 6e 62 73	fine&nbsp;PI_HW_PWM_MAX_FREQ&nbs
cae40	70 3b 31 32 35 30 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	p;125000000<br></code><h3><a.nam
cae60	65 3d 22 72 61 6e 67 65 22 3e 72 61 6e 67 65 3c 2f 61 3e 3a 20 32 35 2d 34 30 30 30 30 3c 2f 68	e="range">range</a>:.25-40000</h
cae80	33 3e 0a 54 68 65 20 70 65 72 6d 69 73 73 69 62 6c 65 20 64 75 74 79 63 79 63 6c 65 20 76 61 6c	3>.The.permissible.dutycycle.val
caea0	75 65 73 20 61 72 65 20 30 2d 72 61 6e 67 65 2e 0a 3c 63 6f 64 65 3e 50 49 5f 4d 49 4e 5f 44 55	ues.are.0-range..<code>PI_MIN_DU
caec0	54 59 43 59 43 4c 45 5f 52 41 4e 47 45 26 6e 62 73 70 3b 32 35 3c 62 72 3e 50 49 5f 4d 41 58 5f	TYCYCLE_RANGE&nbsp;25<br>PI_MAX_
caee0	44 55 54 59 43 59 43 4c 45 5f 52 41 4e 47 45 26 6e 62 73 70 3b 34 30 30 30 30 3c 62 72 3e 3c 2f	DUTYCYCLE_RANGE&nbsp;40000<br></
caf00	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 72 65 74 42 75 66 22 3e 2a 72 65 74 42	code><h3><a.name="*retBuf">*retB
caf20	75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66 66 65 72 20 74 6f 20 68 6f 6c 64 20 61 20 6e	uf</a></h3>.A.buffer.to.hold.a.n
caf40	75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 74 75 72 6e 65 64 20 74 6f 20 61 20 75 73 65	umber.of.bytes.returned.to.a.use
caf60	64 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2c 0a 3c 68 33 3e 3c 61 20 6e 61	d.customised.function,.<h3><a.na
caf80	6d 65 3d 22 72 65 74 4d 61 78 22 3e 72 65 74 4d 61 78 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20	me="retMax">retMax</a></h3>.The.
cafa0	6d 61 78 69 6d 75 6d 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 61 20 75 73 65 72 20 63	maximum.number.of.bytes.a.user.c
cafc0	75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 20 73 68 6f 75 6c 64 20 72 65 74 75 72 6e	ustomised.function.should.return
cafe0	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 72 78 42 75 66 22 3e 2a 72 78 42 75 66 3c 2f 61	..<h3><a.name="*rxBuf">*rxBuf</a
cb000	00 00 00 00 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74 6f 20 61 20 62 75 66 66 65 72	....></h3>.A.pointer.to.a.buffer
cb020	20 74 6f 20 72 65 63 65 69 76 65 20 64 61 74 61 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53	.to.receive.data..<h3><a.name="S
cb040	43 4c 22 3e 53 43 4c 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 75 73 65 72 20 47 50 49 4f 20 74	CL">SCL</a></h3>.The.user.GPIO.t
cb060	6f 20 75 73 65 20 66 6f 72 20 74 68 65 20 63 6c 6f 63 6b 20 77 68 65 6e 20 62 69 74 20 62 61 6e	o.use.for.the.clock.when.bit.ban
cb080	67 69 6e 67 20 49 32 43 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 63 72 69 70 74 22 3e	ging.I2C..<h3><a.name="*script">
cb0a0	2a 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74 6f 20 74 68	*script</a></h3>.A.pointer.to.th
cb0c0	65 20 74 65 78 74 20 6f 66 20 61 20 73 63 72 69 70 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	e.text.of.a.script..<h3><a.name=
cb0e0	22 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 3c 2f 68 33 3e 0a 41	"script_id">script_id</a></h3>.A
cb100	6e 20 69 64 20 6f 66 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 20 61 73 20 72 65 74 75 72	n.id.of.a.stored.script.as.retur
cb120	6e 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e 73	ned.by.<a.href="#store_script">s
cb140	74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 44	tore_script</a>..<h3><a.name="SD
cb160	41 22 3e 53 44 41 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 75 73 65 72 20 47 50 49 4f 20 74 6f	A">SDA</a></h3>.The.user.GPIO.to
cb180	20 75 73 65 20 66 6f 72 20 64 61 74 61 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49	.use.for.data.when.bit.banging.I
cb1a0	32 43 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 63 6f 6e 64 73 22 3e 73 65 63 6f 6e 64	2C..<h3><a.name="seconds">second
cb1c0	73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 65 63 6f 6e 64 73	s</a></h3>.The.number.of.seconds
cb1e0	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 5f 66 6c 61 67 73 22 3e 73 65 72 5f 66 6c	..<h3><a.name="ser_flags">ser_fl
cb200	61 67 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 46 6c 61 67 73 20 77 68 69 63 68 20 6d 6f 64 69 66 79 20	ags</a></h3>.Flags.which.modify.
cb220	61 20 73 65 72 69 61 6c 20 6f 70 65 6e 20 63 6f 6d 6d 61 6e 64 2e 20 20 4e 6f 6e 65 20 61 72 65	a.serial.open.command...None.are
cb240	20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	.currently.defined..<h3><a.name=
cb260	22 2a 73 65 72 5f 74 74 79 22 3e 2a 73 65 72 5f 74 74 79 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65	"*ser_tty">*ser_tty</a></h3>.The
cb280	20 6e 61 6d 65 20 6f 66 20 61 20 73 65 72 69 61 6c 20 74 74 79 20 64 65 76 69 63 65 2c 20 65 2e	.name.of.a.serial.tty.device,.e.
cb2a0	67 2e 20 2f 64 65 76 2f 74 74 79 41 4d 41 30 2c 20 2f 64 65 76 2f 74 74 79 55 53 42 30 2c 20 2f	g../dev/ttyAMA0,./dev/ttyUSB0,./
cb2c0	64 65 76 2f 74 74 79 31 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 69 7a 65 5f 74 22 3e 73	dev/tty1..<h3><a.name="size_t">s
cb2e0	69 7a 65 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 73 74 61 6e 64 61 72 64 20 74 79 70 65 20 75	ize_t</a></h3>.A.standard.type.u
cb300	73 65 64 20 74 6f 20 69 6e 64 69 63 61 74 65 20 74 68 65 20 73 69 7a 65 20 6f 66 20 61 6e 20 6f	sed.to.indicate.the.size.of.an.o
cb320	62 6a 65 63 74 20 69 6e 20 62 79 74 65 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69	bject.in.bytes..<h3><a.name="spi
cb340	5f 63 68 61 6e 6e 65 6c 22 3e 73 70 69 5f 63 68 61 6e 6e 65 6c 3c 2f 61 3e 3c 2f 68 33 3e 0a 41	_channel">spi_channel</a></h3>.A
cb360	20 53 50 49 20 63 68 61 6e 6e 65 6c 2c 20 30 2d 32 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	.SPI.channel,.0-2..<h3><a.name="
cb380	73 70 69 5f 66 6c 61 67 73 22 3e 73 70 69 5f 66 6c 61 67 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 53 65	spi_flags">spi_flags</a></h3>.Se
cb3a0	65 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f	e.<a.href="#spi_open">spi_open</
cb3c0	61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c	a>..<h3><a.name="steady">steady<
cb3e0	2f 61 3e 3a 20 30 2d 33 30 30 30 30 30 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66	/a>:.0-300000</h3>.The.number.of
cb400	20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6d 75 73 74	.microseconds.level.changes.must
cb420	20 62 65 20 73 74 61 62 6c 65 20 66 6f 72 0a 62 65 66 6f 72 65 20 72 65 70 6f 72 74 69 6e 67 20	.be.stable.for.before.reporting.
cb440	74 68 65 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 64 20 28 3c 61 20 68 72 65 66 3d 22 23 73 65 74	the.level.changed.(<a.href="#set
cb460	5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65	_glitch_filter">set_glitch_filte
cb480	72 3c 2f 61 3e 29 20 6f 72 20 74 72 69 67 67 65 72 69 6e 67 0a 74 68 65 20 61 63 74 69 76 65 20	r</a>).or.triggering.the.active.
cb4a0	70 61 72 74 20 6f 66 20 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20 28 3c 61 20 68 72 65 66 3d	part.of.a.noise.filter.(<a.href=
cb4c0	22 23 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 6e 6f 69 73 65 5f 66 69	"#set_noise_filter">set_noise_fi
cb4e0	6c 74 65 72 3c 2f 61 3e 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 6f 70 5f 62 69 74	lter</a>)..<h3><a.name="stop_bit
cb500	73 22 3e 73 74 6f 70 5f 62 69 74 73 3c 2f 61 3e 3a 20 32 2d 38 3c 2f 68 33 3e 0a 54 68 65 20 6e	s">stop_bits</a>:.2-8</h3>.The.n
cb520	75 6d 62 65 72 20 6f 66 20 28 68 61 6c 66 29 20 73 74 6f 70 20 62 69 74 73 20 74 6f 20 62 65 20	umber.of.(half).stop.bits.to.be.
cb540	75 73 65 64 20 77 68 65 6e 20 61 64 64 69 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 0a 74 6f 20	used.when.adding.serial.data.to.
cb560	61 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 64 65 66 69 6e	a.waveform..<br><br><code>#defin
cb580	65 26 6e 62 73 70 3b 50 49 5f 4d 49 4e 5f 57 41 56 45 5f 48 41 4c 46 53 54 4f 50 42 49 54 53 26	e&nbsp;PI_MIN_WAVE_HALFSTOPBITS&
cb5a0	6e 62 73 70 3b 32 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4d 41 58 5f 57 41	nbsp;2<br>#define&nbsp;PI_MAX_WA
cb5c0	56 45 5f 48 41 4c 46 53 54 4f 50 42 49 54 53 26 6e 62 73 70 3b 38 3c 62 72 3e 3c 2f 63 6f 64 65	VE_HALFSTOPBITS&nbsp;8<br></code
cb5e0	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 74 72 22 3e 2a 73 74 72 3c 2f 61 3e 3c 2f 68 33	><h3><a.name="*str">*str</a></h3
cb600	3e 0a 20 41 6e 20 61 72 72 61 79 20 6f 66 20 63 68 61 72 61 63 74 65 72 73 2e 0a 3c 68 33 3e 3c	>..An.array.of.characters..<h3><
cb620	61 20 6e 61 6d 65 3d 22 74 68 72 65 61 64 5f 66 75 6e 63 22 3e 74 68 72 65 61 64 5f 66 75 6e 63	a.name="thread_func">thread_func
cb640	3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 75 6e 63 74 69 6f 6e 20 6f 66 20 74 79 70 65 20 67 70 69	</a></h3>.A.function.of.type.gpi
cb660	6f 54 68 72 65 61 64 46 75 6e 63 5f 74 20 75 73 65 64 20 61 73 20 74 68 65 20 6d 61 69 6e 20 66	oThreadFunc_t.used.as.the.main.f
cb680	75 6e 63 74 69 6f 6e 20 6f 66 20 61 0a 74 68 72 65 61 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	unction.of.a.thread..<h3><a.name
cb6a0	3d 22 74 69 6d 65 6f 75 74 22 3e 74 69 6d 65 6f 75 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 47 50	="timeout">timeout</a></h3>.A.GP
cb6c0	49 4f 20 77 61 74 63 68 64 6f 67 20 74 69 6d 65 6f 75 74 20 69 6e 20 6d 69 6c 6c 69 73 65 63 6f	IO.watchdog.timeout.in.milliseco
cb6e0	6e 64 73 2e 0a 3c 63 6f 64 65 3e 50 49 5f 4d 49 4e 5f 57 44 4f 47 5f 54 49 4d 45 4f 55 54 26 6e	nds..<code>PI_MIN_WDOG_TIMEOUT&n
cb700	62 73 70 3b 30 3c 62 72 3e 50 49 5f 4d 41 58 5f 57 44 4f 47 5f 54 49 4d 45 4f 55 54 26 6e 62 73	bsp;0<br>PI_MAX_WDOG_TIMEOUT&nbs
cb720	70 3b 36 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a	p;60000<br></code><h3><a.name="*
cb740	74 78 42 75 66 22 3e 2a 74 78 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20	txBuf">*txBuf</a></h3>.An.array.
cb760	6f 66 20 62 79 74 65 73 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	of.bytes.to.transmit..<h3><a.nam
cb780	65 3d 22 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 3a 20 30 2d 30 2d 34	e="uint32_t">uint32_t</a>:.0-0-4
cb7a0	2c 32 39 34 2c 39 36 37 2c 32 39 35 20 28 48 65 78 20 30 78 30 2d 30 78 46 46 46 46 46 46 46 46	,294,967,295.(Hex.0x0-0xFFFFFFFF
cb7c0	29 3c 2f 68 33 3e 0a 41 20 33 32 2d 62 69 74 20 75 6e 73 69 67 6e 65 64 20 76 61 6c 75 65 2e 0a	)</h3>.A.32-bit.unsigned.value..
cb7e0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	<h3><a.name="unsigned">unsigned<
cb800	2f 61 3e 3c 2f 68 33 3e 0a 41 20 77 68 6f 6c 65 20 6e 75 6d 62 65 72 20 26 67 74 3b 3d 20 30 2e	/a></h3>.A.whole.number.&gt;=.0.
cb820	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70	.<h3><a.name="user_gpio">user_gp
cb840	69 6f 3c 2f 61 3e 3c 2f 68 33 3e 0a 30 2d 33 31 2c 20 61 20 42 72 6f 61 64 63 6f 6d 20 6e 75 6d	io</a></h3>.0-31,.a.Broadcom.num
cb860	62 65 72 65 64 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d	bered.GPIO..<br><br>See.<a.href=
cb880	22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a	"#gpio">gpio</a>..<h3><a.name="*
cb8a0	75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70	userdata">*userdata</a></h3>.A.p
cb8c0	6f 69 6e 74 65 72 20 74 6f 20 61 72 62 69 74 72 61 72 79 20 75 73 65 72 20 64 61 74 61 2e 20 20	ointer.to.arbitrary.user.data...
cb8e0	54 68 69 73 20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 69 64 65 6e 74 69 66 79 20 74 68 65	This.may.be.used.to.identify.the
cb900	20 69 6e 73 74 61 6e 63 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 76 6f 69 64 22 3e 76 6f	.instance..<h3><a.name="void">vo
cb920	69 64 3c 2f 61 3e 3c 2f 68 33 3e 0a 44 65 6e 6f 74 69 6e 67 20 6e 6f 20 70 61 72 61 6d 65 74 65	id</a></h3>.Denoting.no.paramete
cb940	72 20 69 73 20 72 65 71 75 69 72 65 64 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f	r.is.required.<h3><a.name="wave_
cb960	61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 3c 2f 68 33 3e 0a 4f 6e 65 20 6f	add_*">wave_add_*</a></h3>.One.o
cb980	66 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 6e 65 77 22 3e 77 61 76 65 5f 61	f.<a.href="#wave_add_new">wave_a
cb9a0	64 64 5f 6e 65 77 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 67	dd_new</a>,.<a.href="#wave_add_g
cb9c0	65 6e 65 72 69 63 22 3e 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 3c 2f 61 3e 2c 20 3c 61	eneric">wave_add_generic</a>,.<a
cb9e0	20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 22 3e 77 61 76 65 5f 61 64	.href="#wave_add_serial">wave_ad
cba00	64 5f 73 65 72 69 61 6c 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f	d_serial</a>..<h3><a.name="wave_
cba20	69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65 72 20 72 65	id">wave_id</a></h3>.A.number.re
cba40	70 72 65 73 65 6e 74 69 6e 67 20 61 20 77 61 76 65 66 6f 72 6d 20 63 72 65 61 74 65 64 20 62 79	presenting.a.waveform.created.by
cba60	20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65	.<a.href="#wave_create">wave_cre
cba80	61 74 65 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73 65 6e 64 5f	ate</a>..<h3><a.name="wave_send_
cbaa0	2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 3c 2f 68 33 3e 0a 4f 6e 65 20 6f 66 20 3c	*">wave_send_*</a></h3>.One.of.<
cbac0	61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e 77 61 76 65 5f 73 65	a.href="#wave_send_once">wave_se
cbae0	6e 64 5f 6f 6e 63 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64	nd_once</a>,.<a.href="#wave_send
cbb00	5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 3c 2f 61 3e 2e 0a 3c	_repeat">wave_send_repeat</a>..<
cbb20	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 56 61 6c 22 3e 77 56 61 6c 3c 2f 61 3e 3a 20 30 2d 36 35	h3><a.name="wVal">wVal</a>:.0-65
cbb40	35 33 35 20 28 48 65 78 20 30 78 30 2d 30 78 46 46 46 46 2c 20 4f 63 74 61 6c 20 30 2d 30 31 37	535.(Hex.0x0-0xFFFF,.Octal.0-017
cbb60	37 37 37 37 29 3c 2f 68 33 3e 0a 41 20 31 36 2d 62 69 74 20 77 6f 72 64 20 76 61 6c 75 65 2e 0a	7777)</h3>.A.16-bit.word.value..
cbb80	3c 68 32 3e 70 69 67 70 69 6f 64 5f 69 66 20 45 72 72 6f 72 20 43 6f 64 65 73 3c 2f 68 32 3e 3c	<h2>pigpiod_if.Error.Codes</h2><
cbba0	63 6f 64 65 3e 3c 62 72 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 65 6e 75 6d 3c 62 72 3e 7b 3c	code><br>typedef&nbsp;enum<br>{<
cbbc0	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61 64 5f 73	br>&nbsp;&nbsp;&nbsp;pigif_bad_s
cbbe0	65 6e 64 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	end&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
cbc00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
cbc20	6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 30 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	nbsp;=&nbsp;-2000,<br>&nbsp;&nbs
cbc40	70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61 64 5f 72 65 63 76 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;pigif_bad_recv&nbsp;&nbs
cbc60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
cbc80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d	&nbsp;&nbsp;&nbsp;&nbsp;=&nbsp;-
cbca0	32 30 30 31 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66	2001,<br>&nbsp;&nbsp;&nbsp;pigif
cbcc0	5f 62 61 64 5f 67 65 74 61 64 64 72 69 6e 66 6f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	_bad_getaddrinfo&nbsp;&nbsp;&nbs
cbce0	70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 32 2c 3c 62 72 3e 26 6e 62 73 70 3b 26	p;&nbsp;=&nbsp;-2002,<br>&nbsp;&
cbd00	6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61 64 5f 63 6f 6e 6e 65 63 74 26 6e 62 73	nbsp;&nbsp;pigif_bad_connect&nbs
cbd20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
cbd40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 33 2c 3c 62 72 3e 26 6e 62	&nbsp;&nbsp;=&nbsp;-2003,<br>&nb
cbd60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61 64 5f 73 6f 63 6b 65 74 26	sp;&nbsp;&nbsp;pigif_bad_socket&
cbd80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
cbda0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30	sp;&nbsp;&nbsp;&nbsp;=&nbsp;-200
cbdc0	34 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61	4,<br>&nbsp;&nbsp;&nbsp;pigif_ba
cbde0	64 5f 6e 6f 69 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	d_noib&nbsp;&nbsp;&nbsp;&nbsp;&n
cbe00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
cbe20	70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 35 2c 3c 62 72 3e 26 6e 62 73 70 3b 26	p;&nbsp;=&nbsp;-2005,<br>&nbsp;&
cbe40	6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 64 75 70 6c 69 63 61 74 65 5f 63 61 6c 6c 62	nbsp;&nbsp;pigif_duplicate_callb
cbe60	61 63 6b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 36 2c 3c 62 72 3e 26 6e 62 73 70 3b	ack&nbsp;=&nbsp;-2006,<br>&nbsp;
cbe80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61 64 5f 6d 61 6c 6c 6f 63 26 6e 62 73	&nbsp;&nbsp;pigif_bad_malloc&nbs
cbea0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
cbec0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 37 2c 3c	&nbsp;&nbsp;&nbsp;=&nbsp;-2007,<
cbee0	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61 64 5f 63	br>&nbsp;&nbsp;&nbsp;pigif_bad_c
cbf00	61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	allback&nbsp;&nbsp;&nbsp;&nbsp;&
cbf20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 38 2c 3c 62	nbsp;&nbsp;&nbsp;=&nbsp;-2008,<b
cbf40	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 6e 6f 74 69 66 79	r>&nbsp;&nbsp;&nbsp;pigif_notify
cbf60	5f 66 61 69 6c 65 64 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	_failed&nbsp;&nbsp;&nbsp;&nbsp;&
cbf80	6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 39 2c 3c 62 72 3e 26 6e 62 73	nbsp;&nbsp;=&nbsp;-2009,<br>&nbs
cbfa0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 63 61 6c 6c 62 61 63 6b 5f 6e 6f 74	p;&nbsp;&nbsp;pigif_callback_not
cbfc0	5f 66 6f 75 6e 64 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 31 30 2c 3c 62 72 3e 7d 26 6e	_found&nbsp;=&nbsp;-2010,<br>}&n
cbfe0	62 73 70 3b 70 69 67 69 66 45 72 72 6f 72 5f 74 3b 3c 62 72 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e	bsp;pigifError_t;<br><br></code>
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cc020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc0a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc0c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc3e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cc740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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cfa60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfa80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfaa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfb00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfb20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfb40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfb60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfb80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfbc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfbe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfc00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfc20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfc40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfc60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfc80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfcc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfd00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfd20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfd40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfd60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfd80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfda0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfdc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfde0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfe00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfe20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfe40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfe60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfe80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cfee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cff00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cff20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cff40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cff60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cff80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cffa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cffc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
cffe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d0000	00 00 00 d3 22 23 67 70 69 6f 57 61 76 65 47 65 74 4d 61 78 50 75 6c 73 65 73 22 3e 67 70 69 6f	...."#gpioWaveGetMaxPulses">gpio
d0020	57 61 76 65 47 65 74 4d 61 78 50 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	WaveGetMaxPulses</a></td><td>...
d0040	20 20 20 41 62 73 6f 6c 75 74 65 20 6d 61 78 69 6d 75 6d 20 61 6c 6c 6f 77 65 64 20 70 75 6c 73	...Absolute.maximum.allowed.puls
d0060	65 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	es.</td></tr><tr><td></td><td></
d0080	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 55 54 49 4c 49 54 49 45 53 0a 3c 2f 62	td></tr><tr><td><b>UTILITIES.</b
d00a0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	></td><td></td></tr><tr><td></td
d00c0	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
d00e0	23 67 70 69 6f 44 65 6c 61 79 22 3e 67 70 69 6f 44 65 6c 61 79 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	#gpioDelay">gpioDelay</a></td><t
d0100	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 44 65 6c 61 79 20 66 6f 72 20 61 20 6e	d>.................Delay.for.a.n
d0120	75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	umber.of.microseconds.</td></tr>
d0140	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
d0160	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 54 69 63 6b 22 3e 67 70 69 6f 54 69 63 6b 3c	td><a.href="#gpioTick">gpioTick<
d0180	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65	/a></td><td>..................Ge
d01a0	74 20 63 75 72 72 65 6e 74 20 74 69 63 6b 20 28 6d 69 63 72 6f 73 65 63 6f 6e 64 73 29 0a 3c 2f	t.current.tick.(microseconds).</
d01c0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
d01e0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 48 61 72 64 77 61 72	tr><tr><td><a.href="#gpioHardwar
d0200	65 52 65 76 69 73 69 6f 6e 22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69 73 69 6f 6e 3c	eRevision">gpioHardwareRevision<
d0220	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 47 65 74 20 68 61 72 64 77 61 72 65 20 72	/a></td><td>......Get.hardware.r
d0240	65 76 69 73 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	evision.</td></tr><tr><td><a.hre
d0260	66 3d 22 23 67 70 69 6f 56 65 72 73 69 6f 6e 22 3e 67 70 69 6f 56 65 72 73 69 6f 6e 3c 2f 61 3e	f="#gpioVersion">gpioVersion</a>
d0280	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20 74 68 65 20	</td><td>...............Get.the.
d02a0	70 69 67 70 69 6f 20 76 65 72 73 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	pigpio.version.</td></tr><tr><td
d02c0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
d02e0	72 65 66 3d 22 23 67 65 74 42 69 74 49 6e 42 79 74 65 73 22 3e 67 65 74 42 69 74 49 6e 42 79 74	ref="#getBitInBytes">getBitInByt
d0300	65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20	es</a></td><td>.............Get.
d0320	74 68 65 20 76 61 6c 75 65 20 6f 66 20 61 20 62 69 74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	the.value.of.a.bit.</td></tr><tr
d0340	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 70 75 74 42 69 74 49 6e 42 79 74 65 73 22 3e 70 75	><td><a.href="#putBitInBytes">pu
d0360	74 42 69 74 49 6e 42 79 74 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	tBitInBytes</a></td><td>........
d0380	20 20 20 20 20 53 65 74 20 74 68 65 20 76 61 6c 75 65 20 6f 66 20 61 20 62 69 74 0a 3c 2f 74 64	.....Set.the.value.of.a.bit.</td
d03a0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
d03c0	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 54 69 6d 65 22 3e 67 70 69	><tr><td><a.href="#gpioTime">gpi
d03e0	6f 54 69 6d 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20	oTime</a></td><td>..............
d0400	20 20 20 20 47 65 74 20 63 75 72 72 65 6e 74 20 74 69 6d 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	....Get.current.time.</td></tr><
d0420	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 6c 65 65 70 22 3e 67 70 69 6f	tr><td><a.href="#gpioSleep">gpio
d0440	53 6c 65 65 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20	Sleep</a></td><td>..............
d0460	20 20 20 53 6c 65 65 70 20 66 6f 72 20 73 70 65 63 69 66 69 65 64 20 74 69 6d 65 0a 3c 2f 74 64	...Sleep.for.specified.time.</td
d0480	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
d04a0	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 5f 73 6c 65 65 70 22 3e 74	><tr><td><a.href="#time_sleep">t
d04c0	69 6d 65 5f 73 6c 65 65 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20	ime_sleep</a></td><td>..........
d04e0	20 20 20 20 20 20 53 6c 65 65 70 73 20 66 6f 72 20 61 20 66 6c 6f 61 74 20 6e 75 6d 62 65 72 20	......Sleeps.for.a.float.number.
d0500	6f 66 20 73 65 63 6f 6e 64 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	of.seconds.</td></tr><tr><td><a.
d0520	68 72 65 66 3d 22 23 74 69 6d 65 5f 74 69 6d 65 22 3e 74 69 6d 65 5f 74 69 6d 65 3c 2f 61 3e 3c	href="#time_time">time_time</a><
d0540	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 46 6c 6f 61 74 20 6e	/td><td>.................Float.n
d0560	75 6d 62 65 72 20 6f 66 20 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 74 68 65 20 65 70 6f 63 68	umber.of.seconds.since.the.epoch
d0580	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
d05a0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 43 4f 4e 46 49 47 55 52 41 54 49 4f 4e 0a 3c	></tr><tr><td><b>CONFIGURATION.<
d05c0	2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	/b></td><td></td></tr><tr><td></
d05e0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	td><td></td></tr><tr><td><a.href
d0600	3d 22 23 67 70 69 6f 43 66 67 42 75 66 66 65 72 53 69 7a 65 22 3e 67 70 69 6f 43 66 67 42 75 66	="#gpioCfgBufferSize">gpioCfgBuf
d0620	66 65 72 53 69 7a 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 43 6f 6e	ferSize</a></td><td>.........Con
d0640	66 69 67 75 72 65 20 74 68 65 20 47 50 49 4f 20 73 61 6d 70 6c 65 20 62 75 66 66 65 72 20 73 69	figure.the.GPIO.sample.buffer.si
d0660	7a 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67	ze.</td></tr><tr><td><a.href="#g
d0680	70 69 6f 43 66 67 43 6c 6f 63 6b 22 3e 67 70 69 6f 43 66 67 43 6c 6f 63 6b 3c 2f 61 3e 3c 2f 74	pioCfgClock">gpioCfgClock</a></t
d06a0	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 74 68	d><td>..............Configure.th
d06c0	65 20 47 50 49 4f 20 73 61 6d 70 6c 65 20 72 61 74 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	e.GPIO.sample.rate.</td></tr><tr
d06e0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 44 4d 41 63 68 61 6e 6e 65 6c	><td><a.href="#gpioCfgDMAchannel
d0700	22 3e 67 70 69 6f 43 66 67 44 4d 41 63 68 61 6e 6e 65 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	">gpioCfgDMAchannel</a></td><td>
d0720	20 20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 74 68 65 20 44 4d 41 20 63 68 61 6e 6e	.........Configure.the.DMA.chann
d0740	65 6c 20 28 44 45 50 52 45 43 41 54 45 44 29 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	el.(DEPRECATED).</td></tr><tr><t
d0760	64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 44 4d 41 63 68 61 6e 6e 65 6c 73 22 3e	d><a.href="#gpioCfgDMAchannels">
d0780	67 70 69 6f 43 66 67 44 4d 41 63 68 61 6e 6e 65 6c 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	gpioCfgDMAchannels</a></td><td>.
d07a0	20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 74 68 65 20 44 4d 41 20 63 68 61 6e 6e 65 6c	.......Configure.the.DMA.channel
d07c0	73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70	s.</td></tr><tr><td><a.href="#gp
d07e0	69 6f 43 66 67 50 65 72 6d 69 73 73 69 6f 6e 73 22 3e 67 70 69 6f 43 66 67 50 65 72 6d 69 73 73	ioCfgPermissions">gpioCfgPermiss
d0800	69 6f 6e 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75	ions</a></td><td>........Configu
d0820	72 65 20 74 68 65 20 47 50 49 4f 20 61 63 63 65 73 73 20 70 65 72 6d 69 73 73 69 6f 6e 73 0a 3c	re.the.GPIO.access.permissions.<
d0840	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43	/td></tr><tr><td><a.href="#gpioC
d0860	66 67 49 6e 74 65 72 66 61 63 65 73 22 3e 67 70 69 6f 43 66 67 49 6e 74 65 72 66 61 63 65 73 3c	fgInterfaces">gpioCfgInterfaces<
d0880	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 75	/a></td><td>.........Configure.u
d08a0	73 65 72 20 69 6e 74 65 72 66 61 63 65 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ser.interfaces.</td></tr><tr><td
d08c0	3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 53 6f 63 6b 65 74 50 6f 72 74 22 3e 67 70	><a.href="#gpioCfgSocketPort">gp
d08e0	69 6f 43 66 67 53 6f 63 6b 65 74 50 6f 72 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	ioCfgSocketPort</a></td><td>....
d0900	20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 73 6f 63 6b 65 74 20 70 6f 72 74 0a 3c 2f 74 64 3e	.....Configure.socket.port.</td>
d0920	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 4d 65	</tr><tr><td><a.href="#gpioCfgMe
d0940	6d 41 6c 6c 6f 63 22 3e 67 70 69 6f 43 66 67 4d 65 6d 41 6c 6c 6f 63 3c 2f 61 3e 3c 2f 74 64 3e	mAlloc">gpioCfgMemAlloc</a></td>
d0960	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 44 4d 41 20 6d 65 6d	<td>...........Configure.DMA.mem
d0980	6f 72 79 20 61 6c 6c 6f 63 61 74 69 6f 6e 20 6d 6f 64 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	ory.allocation.mode.</td></tr><t
d09a0	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 43 66 67 4e 65 74 41 64 64 72 22 3e	r><td><a.href="#gpioCfgNetAddr">
d09c0	67 70 69 6f 43 66 67 4e 65 74 41 64 64 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	gpioCfgNetAddr</a></td><td>.....
d09e0	20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 61 6c 6c 6f 77 65 64 20 6e 65 74 77 6f 72 6b	.......Configure.allowed.network
d0a00	20 61 64 64 72 65 73 73 65 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74	.addresses.</td></tr><tr><td></t
d0a20	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
d0a40	22 23 67 70 69 6f 43 66 67 47 65 74 49 6e 74 65 72 6e 61 6c 73 22 3e 67 70 69 6f 43 66 67 47 65	"#gpioCfgGetInternals">gpioCfgGe
d0a60	74 49 6e 74 65 72 6e 61 6c 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 47 65	tInternals</a></td><td>.......Ge
d0a80	74 20 69 6e 74 65 72 6e 61 6c 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 73 65 74 74 69 6e 67	t.internal.configuration.setting
d0aa0	73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70	s.</td></tr><tr><td><a.href="#gp
d0ac0	69 6f 43 66 67 53 65 74 49 6e 74 65 72 6e 61 6c 73 22 3e 67 70 69 6f 43 66 67 53 65 74 49 6e 74	ioCfgSetInternals">gpioCfgSetInt
d0ae0	65 72 6e 61 6c 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 53 65 74 20 69 6e	ernals</a></td><td>.......Set.in
d0b00	74 65 72 6e 61 6c 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 73 65 74 74 69 6e 67 73 0a 3c 2f	ternal.configuration.settings.</
d0b20	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
d0b40	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 45 58 50 45 52 54 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74	tr><tr><td><b>EXPERT.</b></td><t
d0b60	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	d></td></tr><tr><td></td><td></t
d0b80	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 61 77 57 61 76 65	d></tr><tr><td><a.href="#rawWave
d0ba0	41 64 64 53 50 49 22 3e 72 61 77 57 61 76 65 41 64 64 53 50 49 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	AddSPI">rawWaveAddSPI</a></td><t
d0bc0	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20	d>.............Not.intended.for.
d0be0	67 65 6e 65 72 61 6c 20 75 73 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	general.use.</td></tr><tr><td><a
d0c00	20 68 72 65 66 3d 22 23 72 61 77 57 61 76 65 41 64 64 47 65 6e 65 72 69 63 22 3e 72 61 77 57 61	.href="#rawWaveAddGeneric">rawWa
d0c20	76 65 41 64 64 47 65 6e 65 72 69 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20	veAddGeneric</a></td><td>.......
d0c40	20 20 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 0a 3c	..Not.intended.for.general.use.<
d0c60	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 61 77 57 61	/td></tr><tr><td><a.href="#rawWa
d0c80	76 65 43 42 22 3e 72 61 77 57 61 76 65 43 42 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	veCB">rawWaveCB</a></td><td>....
d0ca0	20 20 20 20 20 20 20 20 20 20 20 20 20 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65	.............Not.intended.for.ge
d0cc0	6e 65 72 61 6c 20 75 73 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	neral.use.</td></tr><tr><td><a.h
d0ce0	72 65 66 3d 22 23 72 61 77 57 61 76 65 43 42 41 64 72 22 3e 72 61 77 57 61 76 65 43 42 41 64 72	ref="#rawWaveCBAdr">rawWaveCBAdr
d0d00	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4e 6f 74 20 69	</a></td><td>..............Not.i
d0d20	6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 0a 3c 2f 74 64 3e 3c 2f 74	ntended.for.general.use.</td></t
d0d40	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 61 77 57 61 76 65 47 65 74 4f 4f	r><tr><td><a.href="#rawWaveGetOO
d0d60	4c 22 3e 72 61 77 57 61 76 65 47 65 74 4f 4f 4c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	L">rawWaveGetOOL</a></td><td>...
d0d80	20 20 20 20 20 20 20 20 20 20 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72	..........Not.intended.for.gener
d0da0	61 6c 20 75 73 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	al.use.</td></tr><tr><td><a.href
d0dc0	3d 22 23 72 61 77 57 61 76 65 53 65 74 4f 4f 4c 22 3e 72 61 77 57 61 76 65 53 65 74 4f 4f 4c 3c	="#rawWaveSetOOL">rawWaveSetOOL<
d0de0	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 4e 6f 74 20 69 6e 74	/a></td><td>.............Not.int
d0e00	65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	ended.for.general.use.</td></tr>
d0e20	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 61 77 57 61 76 65 47 65 74 4f 75 74 22	<tr><td><a.href="#rawWaveGetOut"
d0e40	3e 72 61 77 57 61 76 65 47 65 74 4f 75 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	>rawWaveGetOut</a></td><td>.....
d0e60	20 20 20 20 20 20 20 20 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c	........Not.intended.for.general
d0e80	20 75 73 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	.use.</td></tr><tr><td><a.href="
d0ea0	23 72 61 77 57 61 76 65 53 65 74 4f 75 74 22 3e 72 61 77 57 61 76 65 53 65 74 4f 75 74 3c 2f 61	#rawWaveSetOut">rawWaveSetOut</a
d0ec0	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 4e 6f 74 20 69 6e 74 65 6e	></td><td>.............Not.inten
d0ee0	64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	ded.for.general.use.</td></tr><t
d0f00	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 61 77 57 61 76 65 47 65 74 49 6e 22 3e 72 61	r><td><a.href="#rawWaveGetIn">ra
d0f20	77 57 61 76 65 47 65 74 49 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20	wWaveGetIn</a></td><td>.........
d0f40	20 20 20 20 20 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73	.....Not.intended.for.general.us
d0f60	65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 61	e.</td></tr><tr><td><a.href="#ra
d0f80	77 57 61 76 65 53 65 74 49 6e 22 3e 72 61 77 57 61 76 65 53 65 74 49 6e 3c 2f 61 3e 3c 2f 74 64	wWaveSetIn">rawWaveSetIn</a></td
d0fa0	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20	><td>..............Not.intended.
d0fc0	66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	for.general.use.</td></tr><tr><t
d0fe0	64 3e 3c 61 20 68 72 65 66 3d 22 23 72 61 77 57 61 76 65 49 6e 66 6f 22 3e 72 61 77 57 61 76 65	d><a.href="#rawWaveInfo">rawWave
d1000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d10a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d10c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d10e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d11a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d11c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d11e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d12a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d12c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d12e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d13a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d13c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d13e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d14a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d14c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d14e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d15a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d15c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d15e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d16a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d16c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d16e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d17a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d17c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d17e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d18a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d18c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d18e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d19a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d19c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d19e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1a00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1a20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1a40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1a60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1a80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1aa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1ac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1ae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1b00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1b20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1b40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1b60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1b80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1ba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1bc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1be0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1c00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1c20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1c40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1c60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1ca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1cc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1ce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1d00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1d20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1d40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1d60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d1fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d2000	00 00 00 d4 49 6e 66 6f 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20	....Info</a></td><td>...........
d2020	20 20 20 20 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65	....Not.intended.for.general.use
d2040	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 61 77	.</td></tr><tr><td><a.href="#raw
d2060	44 75 6d 70 57 61 76 65 22 3e 72 61 77 44 75 6d 70 57 61 76 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	DumpWave">rawDumpWave</a></td><t
d2080	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f	d>...............Not.intended.fo
d20a0	72 20 67 65 6e 65 72 61 6c 20 75 73 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	r.general.use.</td></tr><tr><td>
d20c0	3c 61 20 68 72 65 66 3d 22 23 72 61 77 44 75 6d 70 53 63 72 69 70 74 22 3e 72 61 77 44 75 6d 70	<a.href="#rawDumpScript">rawDump
d20e0	53 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	Script</a></td><td>.............
d2100	4e 6f 74 20 69 6e 74 65 6e 64 65 64 20 66 6f 72 20 67 65 6e 65 72 61 6c 20 75 73 65 0a 3c 2f 74	Not.intended.for.general.use.</t
d2120	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	d></tr><tr><td></td><td></td></t
d2140	72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 32 3e 46 55 4e 43 54 49 4f 4e 53 3c	r></tbody></table><h2>FUNCTIONS<
d2160	2f 68 32 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 22	/h2><h3><a.name="gpioInitialise"
d2180	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
d21a0	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 3c 73 6d 61 6c 6c 3e	small></a>.gpioInitialise<small>
d21c0	28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 49 6e 69 74 69 61 6c 69 73 65 73 20	(void)</small></h3>.Initialises.
d21e0	74 68 65 20 6c 69 62 72 61 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65	the.library..<br><br>Returns.the
d2200	20 70 69 67 70 69 6f 20 76 65 72 73 69 6f 6e 20 6e 75 6d 62 65 72 20 69 66 20 4f 4b 2c 20 6f 74	.pigpio.version.number.if.OK,.ot
d2220	68 65 72 77 69 73 65 20 50 49 5f 49 4e 49 54 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e	herwise.PI_INIT_FAILED..<br><br>
d2240	67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 20 6d 75 73 74 20 62 65 20 63 61 6c 6c 65 64 20 62 65	gpioInitialise.must.be.called.be
d2260	66 6f 72 65 20 75 73 69 6e 67 20 74 68 65 20 6f 74 68 65 72 20 6c 69 62 72 61 72 79 20 66 75 6e	fore.using.the.other.library.fun
d2280	63 74 69 6f 6e 73 0a 77 69 74 68 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 78 63 65 70 74	ctions.with.the.following.except
d22a0	69 6f 6e 73 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 3c 61 20 68 72 65 66 3d 22 23 67 70	ions:.<br><br><code><a.href="#gp
d22c0	69 6f 43 66 67 2a 22 3e 67 70 69 6f 43 66 67 2a 3c 2f 61 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d	ioCfg*">gpioCfg*</a><br><a.href=
d22e0	22 23 67 70 69 6f 56 65 72 73 69 6f 6e 22 3e 67 70 69 6f 56 65 72 73 69 6f 6e 3c 2f 61 3e 3c 62	"#gpioVersion">gpioVersion</a><b
d2300	72 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69 73 69 6f 6e	r><a.href="#gpioHardwareRevision
d2320	22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69 73 69 6f 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f	">gpioHardwareRevision</a><br></
d2340	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	code><br><br><b><small>Example</
d2360	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 69 66 26 6e 62 73 70 3b	small></b><br><br><code>if&nbsp;
d2380	28 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 28 29 26 6e 62 73 70 3b 26 6c 74 3b 26 6e 62 73 70	(gpioInitialise()&nbsp;&lt;&nbsp
d23a0	3b 30 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f	;0)<br>{<br>&nbsp;&nbsp;&nbsp;//
d23c0	26 6e 62 73 70 3b 70 69 67 70 69 6f 26 6e 62 73 70 3b 69 6e 69 74 69 61 6c 69 73 61 74 69 6f 6e	&nbsp;pigpio&nbsp;initialisation
d23e0	26 6e 62 73 70 3b 66 61 69 6c 65 64 2e 3c 62 72 3e 7d 3c 62 72 3e 65 6c 73 65 3c 62 72 3e 7b 3c	&nbsp;failed.<br>}<br>else<br>{<
d2400	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 70 69 67	br>&nbsp;&nbsp;&nbsp;//&nbsp;pig
d2420	70 69 6f 26 6e 62 73 70 3b 69 6e 69 74 69 61 6c 69 73 65 64 26 6e 62 73 70 3b 6f 6b 61 79 2e 3c	pio&nbsp;initialised&nbsp;okay.<
d2440	62 72 3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f	br>}<br></code><h3><a.name="gpio
d2460	54 65 72 6d 69 6e 61 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c	Terminate"></a><a.href="#void"><
d2480	73 6d 61 6c 6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 54 65 72 6d 69	small>void</small></a>.gpioTermi
d24a0	6e 61 74 65 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	nate<small>(void)</small></h3>.T
d24c0	65 72 6d 69 6e 61 74 65 73 20 74 68 65 20 6c 69 62 72 61 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 52	erminates.the.library..<br><br>R
d24e0	65 74 75 72 6e 73 20 6e 6f 74 68 69 6e 67 2e 0a 3c 62 72 3e 3c 62 72 3e 43 61 6c 6c 20 62 65 66	eturns.nothing..<br><br>Call.bef
d2500	6f 72 65 20 70 72 6f 67 72 61 6d 20 65 78 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66	ore.program.exit..<br><br>This.f
d2520	75 6e 63 74 69 6f 6e 20 72 65 73 65 74 73 20 74 68 65 20 75 73 65 64 20 44 4d 41 20 63 68 61 6e	unction.resets.the.used.DMA.chan
d2540	6e 65 6c 73 2c 20 72 65 6c 65 61 73 65 73 20 6d 65 6d 6f 72 79 2c 20 61 6e 64 0a 74 65 72 6d 69	nels,.releases.memory,.and.termi
d2560	6e 61 74 65 73 20 61 6e 79 20 72 75 6e 6e 69 6e 67 20 74 68 72 65 61 64 73 2e 0a 3c 62 72 3e 3c	nates.any.running.threads..<br><
d2580	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
d25a0	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 54 65 72 6d 69 6e 61 74 65 28 29 3b 3c 62	<br><br><code>gpioTerminate();<b
d25c0	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 74 4d 6f 64	r></code><h3><a.name="gpioSetMod
d25e0	65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	e"></a><a.href="#int"><small>int
d2600	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 74 4d 6f 64 65 3c 73 6d 61 6c 6c 3e 28	</small></a>.gpioSetMode<small>(
d2620	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
d2640	20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72	.<a.href="#gpio">gpio</a>,.<a.hr
d2660	65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68	ef="#unsigned">unsigned</a>.<a.h
d2680	72 65 66 3d 22 23 6d 6f 64 65 22 3e 6d 6f 64 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	ref="#mode">mode</a>)</small></h
d26a0	33 3e 0a 53 65 74 73 20 74 68 65 20 47 50 49 4f 20 6d 6f 64 65 2c 20 74 79 70 69 63 61 6c 6c 79	3>.Sets.the.GPIO.mode,.typically
d26c0	20 69 6e 70 75 74 20 6f 72 20 6f 75 74 70 75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	.input.or.output..<br><br><code>
d26e0	67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 3c 62 72 3e 6d 6f 64 65 3a 26 6e 62 73 70 3b 30 2d	gpio:&nbsp;0-53<br>mode:&nbsp;0-
d2700	37 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66	7<br></code><br><br>Returns.0.if
d2720	20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 20 6f 72 20 50 49	.OK,.otherwise.PI_BAD_GPIO.or.PI
d2740	5f 42 41 44 5f 4d 4f 44 45 2e 0a 3c 62 72 3e 3c 62 72 3e 41 72 64 75 69 6e 6f 20 73 74 79 6c 65	_BAD_MODE..<br><br>Arduino.style
d2760	3a 20 70 69 6e 4d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61	:.pinMode..<br><br><b><small>Exa
d2780	6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70	mple</small></b><br><br><code>gp
d27a0	69 6f 53 65 74 4d 6f 64 65 28 31 37 2c 26 6e 62 73 70 3b 50 49 5f 49 4e 50 55 54 29 3b 26 6e 62	ioSetMode(17,&nbsp;PI_INPUT);&nb
d27c0	73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 47 50 49 4f 31 37	sp;&nbsp;//&nbsp;Set&nbsp;GPIO17
d27e0	26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 69 6e 70 75 74 2e 3c 62 72 3e 3c 62 72 3e 67 70 69 6f	&nbsp;as&nbsp;input.<br><br>gpio
d2800	53 65 74 4d 6f 64 65 28 31 38 2c 26 6e 62 73 70 3b 50 49 5f 4f 55 54 50 55 54 29 3b 26 6e 62 73	SetMode(18,&nbsp;PI_OUTPUT);&nbs
d2820	70 3b 2f 2f 26 6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 47 50 49 4f 31 38 26 6e 62 73 70 3b 61	p;//&nbsp;Set&nbsp;GPIO18&nbsp;a
d2840	73 26 6e 62 73 70 3b 6f 75 74 70 75 74 2e 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 53 65 74 4d 6f 64	s&nbsp;output.<br><br>gpioSetMod
d2860	65 28 32 32 2c 50 49 5f 41 4c 54 30 29 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	e(22,PI_ALT0);&nbsp;&nbsp;&nbsp;
d2880	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 47 50 49 4f 32 32 26 6e 62	&nbsp;//&nbsp;Set&nbsp;GPIO22&nb
d28a0	73 70 3b 74 6f 26 6e 62 73 70 3b 61 6c 74 65 72 6e 61 74 69 76 65 26 6e 62 73 70 3b 6d 6f 64 65	sp;to&nbsp;alternative&nbsp;mode
d28c0	26 6e 62 73 70 3b 30 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c	&nbsp;0.<br></code><br><br>See.<
d28e0	61 20 68 72 65 66 3d 22 68 74 74 70 3a 2f 2f 77 77 77 2e 72 61 73 70 62 65 72 72 79 70 69 2e 6f	a.href="http://www.raspberrypi.o
d2900	72 67 2f 64 6f 63 75 6d 65 6e 74 61 74 69 6f 6e 2f 68 61 72 64 77 61 72 65 2f 72 61 73 70 62 65	rg/documentation/hardware/raspbe
d2920	72 72 79 70 69 2f 62 63 6d 32 38 33 35 2f 42 43 4d 32 38 33 35 2d 41 52 4d 2d 50 65 72 69 70 68	rrypi/bcm2835/BCM2835-ARM-Periph
d2940	65 72 61 6c 73 2e 70 64 66 22 3e 68 74 74 70 3a 2f 2f 77 77 77 2e 72 61 73 70 62 65 72 72 79 70	erals.pdf">http://www.raspberryp
d2960	69 2e 6f 72 67 2f 64 6f 63 75 6d 65 6e 74 61 74 69 6f 6e 2f 68 61 72 64 77 61 72 65 2f 72 61 73	i.org/documentation/hardware/ras
d2980	70 62 65 72 72 79 70 69 2f 62 63 6d 32 38 33 35 2f 42 43 4d 32 38 33 35 2d 41 52 4d 2d 50 65 72	pberrypi/bcm2835/BCM2835-ARM-Per
d29a0	69 70 68 65 72 61 6c 73 2e 70 64 66 3c 2f 61 3e 20 70 61 67 65 20 31 30 32 20 66 6f 72 20 61 6e	ipherals.pdf</a>.page.102.for.an
d29c0	20 6f 76 65 72 76 69 65 77 20 6f 66 20 74 68 65 20 6d 6f 64 65 73 2e 0a 3c 68 33 3e 3c 61 20 6e	.overview.of.the.modes..<h3><a.n
d29e0	61 6d 65 3d 22 67 70 69 6f 47 65 74 4d 6f 64 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23	ame="gpioGetMode"></a><a.href="#
d2a00	69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f	int"><small>int</small></a>.gpio
d2a20	47 65 74 4d 6f 64 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	GetMode<small>(<a.href="#unsigne
d2a40	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e	d">unsigned</a>.<a.href="#gpio">
d2a60	67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 73 20 74 68 65 20	gpio</a>)</small></h3>.Gets.the.
d2a80	47 50 49 4f 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 3a 26 6e	GPIO.mode..<br><br><code>gpio:&n
d2aa0	62 73 70 3b 30 2d 35 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	bsp;0-53<br></code><br><br>Retur
d2ac0	6e 73 20 74 68 65 20 47 50 49 4f 20 6d 6f 64 65 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73	ns.the.GPIO.mode.if.OK,.otherwis
d2ae0	65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	e.PI_BAD_GPIO..<br><br><b><small
d2b00	3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	>Example</small></b><br><br><cod
d2b20	65 3e 69 66 26 6e 62 73 70 3b 28 67 70 69 6f 47 65 74 4d 6f 64 65 28 31 37 29 26 6e 62 73 70 3b	e>if&nbsp;(gpioGetMode(17)&nbsp;
d2b40	21 3d 26 6e 62 73 70 3b 50 49 5f 41 4c 54 30 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26	!=&nbsp;PI_ALT0)<br>{<br>&nbsp;&
d2b60	6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 53 65 74 4d 6f 64 65 28 31 37 2c 26 6e 62 73 70 3b	nbsp;&nbsp;gpioSetMode(17,&nbsp;
d2b80	50 49 5f 41 4c 54 30 29 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 65 74	PI_ALT0);&nbsp;&nbsp;//&nbsp;set
d2ba0	26 6e 62 73 70 3b 47 50 49 4f 31 37 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 41 4c 54 30 3c 62	&nbsp;GPIO17&nbsp;to&nbsp;ALT0<b
d2bc0	72 3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53	r>}<br></code><h3><a.name="gpioS
d2be0	65 74 50 75 6c 6c 55 70 44 6f 77 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	etPullUpDown"></a><a.href="#int"
d2c00	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 74 50	><small>int</small></a>.gpioSetP
d2c20	75 6c 6c 55 70 44 6f 77 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	ullUpDown<small>(<a.href="#unsig
d2c40	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f	ned">unsigned</a>.<a.href="#gpio
d2c60	22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	">gpio</a>,.<a.href="#unsigned">
d2c80	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 75 64 22 3e 70 75 64 3c	unsigned</a>.<a.href="#pud">pud<
d2ca0	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 6f 72 20 63 6c 65 61 72 73	/a>)</small></h3>.Sets.or.clears
d2cc0	20 72 65 73 69 73 74 6f 72 20 70 75 6c 6c 20 75 70 73 20 6f 72 20 64 6f 77 6e 73 20 6f 6e 20 74	.resistor.pull.ups.or.downs.on.t
d2ce0	68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 3a 26 6e 62 73	he.GPIO..<br><br><code>gpio:&nbs
d2d00	70 3b 30 2d 35 33 3c 62 72 3e 26 6e 62 73 70 3b 70 75 64 3a 26 6e 62 73 70 3b 30 2d 32 3c 62 72	p;0-53<br>&nbsp;pud:&nbsp;0-2<br
d2d20	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c	></code><br><br>Returns.0.if.OK,
d2d40	20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 20 6f 72 20 50 49 5f 42 41 44	.otherwise.PI_BAD_GPIO.or.PI_BAD
d2d60	5f 50 55 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	_PUD..<br><br><b><small>Example<
d2d80	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 53 65 74	/small></b><br><br><code>gpioSet
d2da0	50 75 6c 6c 55 70 44 6f 77 6e 28 31 37 2c 26 6e 62 73 70 3b 50 49 5f 50 55 44 5f 55 50 29 3b 26	PullUpDown(17,&nbsp;PI_PUD_UP);&
d2dc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 65 74 73 26 6e 62	nbsp;&nbsp;&nbsp;//&nbsp;Sets&nb
d2de0	73 70 3b 61 26 6e 62 73 70 3b 70 75 6c 6c 2d 75 70 2e 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 53 65	sp;a&nbsp;pull-up.<br><br>gpioSe
d2e00	74 50 75 6c 6c 55 70 44 6f 77 6e 28 31 38 2c 26 6e 62 73 70 3b 50 49 5f 50 55 44 5f 44 4f 57 4e	tPullUpDown(18,&nbsp;PI_PUD_DOWN
d2e20	29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 65 74 73 26 6e 62 73 70 3b 61 26 6e 62 73 70	);&nbsp;//&nbsp;Sets&nbsp;a&nbsp
d2e40	3b 70 75 6c 6c 2d 64 6f 77 6e 2e 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 53 65 74 50 75 6c 6c 55 70	;pull-down.<br><br>gpioSetPullUp
d2e60	44 6f 77 6e 28 32 33 2c 26 6e 62 73 70 3b 50 49 5f 50 55 44 5f 4f 46 46 29 3b 26 6e 62 73 70 3b	Down(23,&nbsp;PI_PUD_OFF);&nbsp;
d2e80	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 43 6c 65 61 72 26 6e 62 73 70 3b 61 6e 79 26 6e 62 73	&nbsp;//&nbsp;Clear&nbsp;any&nbs
d2ea0	70 3b 70 75 6c 6c 2d 75 70 73 2f 64 6f 77 6e 73 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	p;pull-ups/downs.<br></code><h3>
d2ec0	3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 52 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	<a.name="gpioRead"></a><a.href="
d2ee0	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69	#int"><small>int</small></a>.gpi
d2f00	6f 52 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	oRead<small>(<a.href="#unsigned"
d2f20	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70	>unsigned</a>.<a.href="#gpio">gp
d2f40	69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 73 20 74 68 65 20 47	io</a>)</small></h3>.Reads.the.G
d2f60	50 49 4f 20 6c 65 76 65 6c 2c 20 6f 6e 20 6f 72 20 6f 66 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	PIO.level,.on.or.off..<br><br><c
d2f80	6f 64 65 3e 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	ode>gpio:&nbsp;0-53<br></code><b
d2fa0	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 47 50 49 4f 20 6c 65 76 65 6c 20 69 66 20	r><br>Returns.the.GPIO.level.if.
d2fc0	4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2e 0a 3c 62 72 3e 3c	OK,.otherwise.PI_BAD_GPIO..<br><
d2fe0	62 72 3e 41 72 64 75 69 6e 6f 20 73 74 79 6c 65 3a 20 64 69 67 69 74 61 6c 52 65 61 64 2e 0a 3c	br>Arduino.style:.digitalRead..<
d3000	00 00 00 d5 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	....br><br><b><small>Example</sm
d3020	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 72 69 6e 74 66 28 22 47 50	all></b><br><br><code>printf("GP
d3040	49 4f 32 34 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 25 64 22	IO24&nbsp;is&nbsp;level&nbsp;%d"
d3060	2c 26 6e 62 73 70 3b 67 70 69 6f 52 65 61 64 28 32 34 29 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e	,&nbsp;gpioRead(24));<br></code>
d3080	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 72 69 74 65 22 3e 3c 2f 61 3e 3c 61 20 68	<h3><a.name="gpioWrite"></a><a.h
d30a0	72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	ref="#int"><small>int</small></a
d30c0	3e 20 67 70 69 6f 57 72 69 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	>.gpioWrite<small>(<a.href="#uns
d30e0	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70	igned">unsigned</a>.<a.href="#gp
d3100	69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	io">gpio</a>,.<a.href="#unsigned
d3120	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6c 65 76 65 6c 22 3e	">unsigned</a>.<a.href="#level">
d3140	6c 65 76 65 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 74 68 65	level</a>)</small></h3>.Sets.the
d3160	20 47 50 49 4f 20 6c 65 76 65 6c 2c 20 6f 6e 20 6f 72 20 6f 66 66 2e 0a 3c 62 72 3e 3c 62 72 3e	.GPIO.level,.on.or.off..<br><br>
d3180	3c 63 6f 64 65 3e 26 6e 62 73 70 3b 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 3c 62 72 3e 6c	<code>&nbsp;gpio:&nbsp;0-53<br>l
d31a0	65 76 65 6c 3a 26 6e 62 73 70 3b 30 2d 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	evel:&nbsp;0-1<br></code><br><br
d31c0	3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42	>Returns.0.if.OK,.otherwise.PI_B
d31e0	41 44 5f 47 50 49 4f 20 6f 72 20 50 49 5f 42 41 44 5f 4c 45 56 45 4c 2e 0a 3c 62 72 3e 3c 62 72	AD_GPIO.or.PI_BAD_LEVEL..<br><br
d3200	3e 49 66 20 50 57 4d 20 6f 72 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 61 72 65 20 61 63 74 69	>If.PWM.or.servo.pulses.are.acti
d3220	76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 79 20 61 72 65 20 73 77 69 74 63 68 65 64	ve.on.the.GPIO.they.are.switched
d3240	20 6f 66 66 2e 0a 3c 62 72 3e 3c 62 72 3e 41 72 64 75 69 6e 6f 20 73 74 79 6c 65 3a 20 64 69 67	.off..<br><br>Arduino.style:.dig
d3260	69 74 61 6c 57 72 69 74 65 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d	italWrite.<br><br><b><small>Exam
d3280	70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69	ple</small></b><br><br><code>gpi
d32a0	6f 57 72 69 74 65 28 32 34 2c 26 6e 62 73 70 3b 31 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	oWrite(24,&nbsp;1);&nbsp;//&nbsp
d32c0	3b 53 65 74 26 6e 62 73 70 3b 47 50 49 4f 32 34 26 6e 62 73 70 3b 68 69 67 68 2e 3c 62 72 3e 3c	;Set&nbsp;GPIO24&nbsp;high.<br><
d32e0	2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 50 57 4d 22 3e 3c 2f 61 3e	/code><h3><a.name="gpioPWM"></a>
d3300	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
d3320	3e 3c 2f 61 3e 20 67 70 69 6f 50 57 4d 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75	></a>.gpioPWM<small>(<a.href="#u
d3340	6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	nsigned">unsigned</a>.<a.href="#
d3360	75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	user_gpio">user_gpio</a>,.<a.hre
d3380	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
d33a0	65 66 3d 22 23 64 75 74 79 63 79 63 6c 65 22 3e 64 75 74 79 63 79 63 6c 65 3c 2f 61 3e 29 3c 2f	ef="#dutycycle">dutycycle</a>)</
d33c0	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 50 57 4d 20 6f 6e 20 74 68 65 20 47 50	small></h3>.Starts.PWM.on.the.GP
d33e0	49 4f 2c 20 64 75 74 79 63 79 63 6c 65 20 62 65 74 77 65 65 6e 20 30 20 28 6f 66 66 29 20 61 6e	IO,.dutycycle.between.0.(off).an
d3400	64 20 72 61 6e 67 65 20 28 66 75 6c 6c 79 20 6f 6e 29 2e 0a 52 61 6e 67 65 20 64 65 66 61 75 6c	d.range.(fully.on)..Range.defaul
d3420	74 73 20 74 6f 20 32 35 35 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70	ts.to.255..<br><br><code>user_gp
d3440	69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 64 75 74 79 63 79 63 6c 65 3a 26 6e 62 73 70	io:&nbsp;0-31<br>dutycycle:&nbsp
d3460	3b 30 2d 72 61 6e 67 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	;0-range<br></code><br><br>Retur
d3480	6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45	ns.0.if.OK,.otherwise.PI_BAD_USE
d34a0	52 5f 47 50 49 4f 20 6f 72 20 50 49 5f 42 41 44 5f 44 55 54 59 43 59 43 4c 45 2e 0a 3c 62 72 3e	R_GPIO.or.PI_BAD_DUTYCYCLE..<br>
d34c0	3c 62 72 3e 41 72 64 75 69 6e 6f 20 73 74 79 6c 65 3a 20 61 6e 61 6c 6f 67 57 72 69 74 65 0a 3c	<br>Arduino.style:.analogWrite.<
d34e0	62 72 3e 3c 62 72 3e 54 68 69 73 20 61 6e 64 20 74 68 65 20 73 65 72 76 6f 20 66 75 6e 63 74 69	br><br>This.and.the.servo.functi
d3500	6f 6e 61 6c 69 74 79 20 75 73 65 20 74 68 65 20 44 4d 41 20 61 6e 64 20 50 57 4d 20 6f 72 20 50	onality.use.the.DMA.and.PWM.or.P
d3520	43 4d 20 70 65 72 69 70 68 65 72 61 6c 73 0a 74 6f 20 63 6f 6e 74 72 6f 6c 20 61 6e 64 20 73 63	CM.peripherals.to.control.and.sc
d3540	68 65 64 75 6c 65 20 74 68 65 20 70 75 6c 73 65 20 6c 65 6e 67 74 68 73 20 61 6e 64 20 64 75 74	hedule.the.pulse.lengths.and.dut
d3560	79 63 79 63 6c 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66 3d 22 23 67	ycycles..<br><br>The.<a.href="#g
d3580	70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 22 3e 67 70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 3c	pioSetPWMrange">gpioSetPWMrange<
d35a0	2f 61 3e 20 66 75 6e 63 74 69 6f 6e 20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 63 68 61 6e	/a>.function.may.be.used.to.chan
d35c0	67 65 20 74 68 65 20 64 65 66 61 75 6c 74 0a 72 61 6e 67 65 20 6f 66 20 32 35 35 2e 0a 3c 62 72	ge.the.default.range.of.255..<br
d35e0	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
d3600	62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 50 57 4d 28 31 37 2c 26 6e 62 73 70	b><br><br><code>gpioPWM(17,&nbsp
d3620	3b 32 35 35 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 65 74 73 26 6e 62 73 70 3b 47 50	;255);&nbsp;//&nbsp;Sets&nbsp;GP
d3640	49 4f 31 37 26 6e 62 73 70 3b 66 75 6c 6c 26 6e 62 73 70 3b 6f 6e 2e 3c 62 72 3e 3c 62 72 3e 67	IO17&nbsp;full&nbsp;on.<br><br>g
d3660	70 69 6f 50 57 4d 28 31 38 2c 26 6e 62 73 70 3b 31 32 38 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62	pioPWM(18,&nbsp;128);&nbsp;//&nb
d3680	73 70 3b 53 65 74 73 26 6e 62 73 70 3b 47 50 49 4f 31 38 26 6e 62 73 70 3b 68 61 6c 66 26 6e 62	sp;Sets&nbsp;GPIO18&nbsp;half&nb
d36a0	73 70 3b 6f 6e 2e 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 50 57 4d 28 32 33 2c 26 6e 62 73 70 3b 30	sp;on.<br><br>gpioPWM(23,&nbsp;0
d36c0	29 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 65 74 73	);&nbsp;&nbsp;&nbsp;//&nbsp;Sets
d36e0	26 6e 62 73 70 3b 47 50 49 4f 32 33 26 6e 62 73 70 3b 66 75 6c 6c 26 6e 62 73 70 3b 6f 66 66 2e	&nbsp;GPIO23&nbsp;full&nbsp;off.
d3700	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 47 65 74 50	<br></code><h3><a.name="gpioGetP
d3720	57 4d 64 75 74 79 63 79 63 6c 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	WMdutycycle"></a><a.href="#int">
d3740	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 47 65 74 50 57	<small>int</small></a>.gpioGetPW
d3760	4d 64 75 74 79 63 79 63 6c 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	Mdutycycle<small>(<a.href="#unsi
d3780	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65	gned">unsigned</a>.<a.href="#use
d37a0	72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	r_gpio">user_gpio</a>)</small></
d37c0	68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 50 57 4d 20 64 75 74 79 63 79 63 6c 65 20 73 65	h3>.Returns.the.PWM.dutycycle.se
d37e0	74 74 69 6e 67 20 66 6f 72 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	tting.for.the.GPIO..<br><br><cod
d3800	65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 3c 2f 63 6f 64 65	e>user_gpio:&nbsp;0-31<br></code
d3820	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 62 65 74 77 65 65 6e 20 30 20 28 6f 66 66 29	><br><br>Returns.between.0.(off)
d3840	20 61 6e 64 20 72 61 6e 67 65 20 28 66 75 6c 6c 79 20 6f 6e 29 20 69 66 20 4f 4b 2c 20 6f 74 68	.and.range.(fully.on).if.OK,.oth
d3860	65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 20 6f 72 20 50 49 5f 4e 4f	erwise.PI_BAD_USER_GPIO.or.PI_NO
d3880	54 5f 50 57 4d 5f 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 6e 6f 72 6d 61 6c 20 50	T_PWM_GPIO..<br><br>For.normal.P
d38a0	57 4d 20 74 68 65 20 64 75 74 79 63 79 63 6c 65 20 77 69 6c 6c 20 62 65 20 6f 75 74 20 6f 66 20	WM.the.dutycycle.will.be.out.of.
d38c0	74 68 65 20 64 65 66 69 6e 65 64 20 72 61 6e 67 65 0a 66 6f 72 20 74 68 65 20 47 50 49 4f 20 28	the.defined.range.for.the.GPIO.(
d38e0	73 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 47 65 74 50 57 4d 72 61 6e 67 65 22 3e 67	see.<a.href="#gpioGetPWMrange">g
d3900	70 69 6f 47 65 74 50 57 4d 72 61 6e 67 65 3c 2f 61 3e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20	pioGetPWMrange</a>)..<br><br>If.
d3920	61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68	a.hardware.clock.is.active.on.th
d3940	65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 64 75 74 79 63 79 63 6c 65 0a 77 69	e.GPIO.the.reported.dutycycle.wi
d3960	6c 6c 20 62 65 20 35 30 30 30 30 30 20 28 35 30 30 6b 29 20 6f 75 74 20 6f 66 20 31 30 30 30 30	ll.be.500000.(500k).out.of.10000
d3980	30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50 57 4d	00.(1M)..<br><br>If.hardware.PWM
d39a0	20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72	.is.active.on.the.GPIO.the.repor
d39c0	74 65 64 20 64 75 74 79 63 79 63 6c 65 0a 77 69 6c 6c 20 62 65 20 6f 75 74 20 6f 66 20 61 20 31	ted.dutycycle.will.be.out.of.a.1
d39e0	30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 72 6d 61 6c 20 50 57 4d 20	000000.(1M)..<br><br>Normal.PWM.
d3a00	72 61 6e 67 65 20 64 65 66 61 75 6c 74 73 20 74 6f 20 32 35 35 2e 0a 3c 68 33 3e 3c 61 20 6e 61	range.defaults.to.255..<h3><a.na
d3a20	6d 65 3d 22 67 70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	me="gpioSetPWMrange"></a><a.href
d3a40	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67	="#int"><small>int</small></a>.g
d3a60	70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	pioSetPWMrange<small>(<a.href="#
d3a80	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
d3aa0	23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72	#user_gpio">user_gpio</a>,.<a.hr
d3ac0	65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68	ef="#unsigned">unsigned</a>.<a.h
d3ae0	72 65 66 3d 22 23 72 61 6e 67 65 22 3e 72 61 6e 67 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c	ref="#range">range</a>)</small><
d3b00	2f 68 33 3e 0a 53 65 6c 65 63 74 73 20 74 68 65 20 64 75 74 79 63 79 63 6c 65 20 72 61 6e 67 65	/h3>.Selects.the.dutycycle.range
d3b20	20 74 6f 20 62 65 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 2e 20 20 53 75 62 73 65	.to.be.used.for.the.GPIO...Subse
d3b40	71 75 65 6e 74 20 63 61 6c 6c 73 0a 74 6f 20 67 70 69 6f 50 57 4d 20 77 69 6c 6c 20 75 73 65 20	quent.calls.to.gpioPWM.will.use.
d3b60	61 20 64 75 74 79 63 79 63 6c 65 20 62 65 74 77 65 65 6e 20 30 20 28 6f 66 66 29 20 61 6e 64 20	a.dutycycle.between.0.(off).and.
d3b80	72 61 6e 67 65 20 28 66 75 6c 6c 79 20 6f 6e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	range.(fully.on)..<br><br><code>
d3ba0	75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	user_gpio:&nbsp;0-31<br>&nbsp;&n
d3bc0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 61 6e 67 65 3a 26 6e 62 73 70 3b 32 35 2d 34	bsp;&nbsp;&nbsp;range:&nbsp;25-4
d3be0	30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74	0000<br></code><br><br>Returns.t
d3c00	68 65 20 72 65 61 6c 20 72 61 6e 67 65 20 66 6f 72 20 74 68 65 20 67 69 76 65 6e 20 47 50 49 4f	he.real.range.for.the.given.GPIO
d3c20	27 73 20 66 72 65 71 75 65 6e 63 79 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49	's.frequency.if.OK,.otherwise.PI
d3c40	5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 20 6f 72 20 50 49 5f 42 41 44 5f 44 55 54 59 52 41 4e	_BAD_USER_GPIO.or.PI_BAD_DUTYRAN
d3c60	47 45 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20	GE..<br><br>If.PWM.is.currently.
d3c80	61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 69 74 73 20 64 75 74 79 63 79 63 6c 65	active.on.the.GPIO.its.dutycycle
d3ca0	20 77 69 6c 6c 20 62 65 20 73 63 61 6c 65 64 0a 74 6f 20 72 65 66 6c 65 63 74 20 74 68 65 20 6e	.will.be.scaled.to.reflect.the.n
d3cc0	65 77 20 72 61 6e 67 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 61 6c 20 72 61 6e 67 65	ew.range..<br><br>The.real.range
d3ce0	2c 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 74 65 70 73 20 62 65 74 77 65 65 6e 20 66 75	,.the.number.of.steps.between.fu
d3d00	6c 6c 79 20 6f 66 66 20 61 6e 64 20 66 75 6c 6c 79 0a 6f 6e 20 66 6f 72 20 65 61 63 68 20 66 72	lly.off.and.fully.on.for.each.fr
d3d20	65 71 75 65 6e 63 79 2c 20 69 73 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69	equency,.is.given.in.the.followi
d3d40	6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e	ng.table..<br><br><code>&nbsp;&n
d3d60	62 73 70 3b 32 35 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 2c 26 6e 62 73	bsp;25,&nbsp;&nbsp;&nbsp;50,&nbs
d3d80	70 3b 26 6e 62 73 70 3b 31 30 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 2c 26 6e 62 73	p;&nbsp;100,&nbsp;&nbsp;125,&nbs
d3da0	70 3b 26 6e 62 73 70 3b 32 30 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 2c 26 6e 62 73	p;&nbsp;200,&nbsp;&nbsp;250,&nbs
d3dc0	70 3b 26 6e 62 73 70 3b 34 30 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30	p;&nbsp;400,&nbsp;&nbsp;&nbsp;50
d3de0	30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 2c 3c 62 72 3e 26 6e 62 73	0,&nbsp;&nbsp;&nbsp;625,<br>&nbs
d3e00	70 3b 38 30 30 2c 26 6e 62 73 70 3b 31 30 30 30 2c 26 6e 62 73 70 3b 31 32 35 30 2c 26 6e 62 73	p;800,&nbsp;1000,&nbsp;1250,&nbs
d3e20	70 3b 32 30 30 30 2c 26 6e 62 73 70 3b 32 35 30 30 2c 26 6e 62 73 70 3b 34 30 30 30 2c 26 6e 62	p;2000,&nbsp;2500,&nbsp;4000,&nb
d3e40	73 70 3b 35 30 30 30 2c 26 6e 62 73 70 3b 31 30 30 30 30 2c 26 6e 62 73 70 3b 32 30 30 30 30 3c	sp;5000,&nbsp;10000,&nbsp;20000<
d3e60	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 61 6c 20 76 61 6c 75 65	br></code><br><br>The.real.value
d3e80	20 73 65 74 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 50 57 4d 22 3e 67 70 69 6f 50	.set.by.<a.href="#gpioPWM">gpioP
d3ea0	57 4d 3c 2f 61 3e 20 69 73 20 28 64 75 74 79 63 79 63 6c 65 20 2a 20 72 65 61 6c 20 72 61 6e 67	WM</a>.is.(dutycycle.*.real.rang
d3ec0	65 29 20 2f 20 72 61 6e 67 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	e)./.range..<br><br><b><small>Ex
d3ee0	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67	ample</small></b><br><br><code>g
d3f00	70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 28 32 34 2c 26 6e 62 73 70 3b 32 30 30 30 29 3b 26 6e	pioSetPWMrange(24,&nbsp;2000);&n
d3f20	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 4e 6f 77 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 69	bsp;//&nbsp;Now&nbsp;2000&nbsp;i
d3f40	73 26 6e 62 73 70 3b 66 75 6c 6c 79 26 6e 62 73 70 3b 6f 6e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	s&nbsp;fully&nbsp;on<br>&nbsp;&n
d3f60	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d3f80	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
d3fa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
d3fc0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d3fe0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;&nbsp;//&nbs
d4000	00 00 00 d8 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30	....p;&nbsp;&nbsp;&nbsp;&nbsp;10
d4020	30 30 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 68 61 6c 66 26 6e 62 73 70 3b 6f 6e 3c 62 72 3e	00&nbsp;is&nbsp;half&nbsp;on<br>
d4040	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
d4060	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d4080	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
d40a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
d40c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d40e0	70 3b 2f 2f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;//&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d4100	70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 71 75 61 72 74 65 72	p;&nbsp;500&nbsp;is&nbsp;quarter
d4120	26 6e 62 73 70 3b 6f 6e 2c 26 6e 62 73 70 3b 65 74 63 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	&nbsp;on,&nbsp;etc.<br></code><h
d4140	33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 47 65 74 50 57 4d 72 61 6e 67 65 22 3e 3c 2f 61 3e	3><a.name="gpioGetPWMrange"></a>
d4160	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
d4180	3e 3c 2f 61 3e 20 67 70 69 6f 47 65 74 50 57 4d 72 61 6e 67 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20	></a>.gpioGetPWMrange<small>(<a.
d41a0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
d41c0	20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e	.href="#user_gpio">user_gpio</a>
d41e0	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 64 75 74 79 63	)</small></h3>.Returns.the.dutyc
d4200	79 63 6c 65 20 72 61 6e 67 65 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 69 66 20	ycle.range.used.for.the.GPIO.if.
d4220	4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e 0a	OK,.otherwise.PI_BAD_USER_GPIO..
d4240	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d	<br><br><code>user_gpio:&nbsp;0-
d4260	33 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61	31<br></code><br><br>If.a.hardwa
d4280	72 65 20 63 6c 6f 63 6b 20 6f 72 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69	re.clock.or.hardware.PWM.is.acti
d42a0	76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 0a 74 68 65 20 72 65 70 6f 72 74 65 64 20 72 61 6e 67	ve.on.the.GPIO.the.reported.rang
d42c0	65 20 77 69 6c 6c 20 62 65 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e	e.will.be.1000000.(1M)..<br><br>
d42e0	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
d4300	3e 3c 62 72 3e 3c 63 6f 64 65 3e 72 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 47 65 74	><br><code>r&nbsp;=&nbsp;gpioGet
d4320	50 57 4d 72 61 6e 67 65 28 32 33 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	PWMrange(23);<br></code><h3><a.n
d4340	61 6d 65 3d 22 67 70 69 6f 47 65 74 50 57 4d 72 65 61 6c 52 61 6e 67 65 22 3e 3c 2f 61 3e 3c 61	ame="gpioGetPWMrealRange"></a><a
d4360	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c	.href="#int"><small>int</small><
d4380	2f 61 3e 20 67 70 69 6f 47 65 74 50 57 4d 72 65 61 6c 52 61 6e 67 65 3c 73 6d 61 6c 6c 3e 28 3c	/a>.gpioGetPWMrealRange<small>(<
d43a0	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
d43c0	3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f	<a.href="#user_gpio">user_gpio</
d43e0	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 72 65 61	a>)</small></h3>.Returns.the.rea
d4400	6c 20 72 61 6e 67 65 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 69 66 20 4f 4b 2c	l.range.used.for.the.GPIO.if.OK,
d4420	20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e 0a 3c 62 72	.otherwise.PI_BAD_USER_GPIO..<br
d4440	3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c	><br><code>user_gpio:&nbsp;0-31<
d4460	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20	br></code><br><br>If.a.hardware.
d4480	63 6c 6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20	clock.is.active.on.the.GPIO.the.
d44a0	72 65 70 6f 72 74 65 64 20 72 65 61 6c 0a 72 61 6e 67 65 20 77 69 6c 6c 20 62 65 20 31 30 30 30	reported.real.range.will.be.1000
d44c0	30 30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50 57	000.(1M)..<br><br>If.hardware.PW
d44e0	4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f	M.is.active.on.the.GPIO.the.repo
d4500	72 74 65 64 20 72 65 61 6c 20 72 61 6e 67 65 0a 77 69 6c 6c 20 62 65 20 61 70 70 72 6f 78 69 6d	rted.real.range.will.be.approxim
d4520	61 74 65 6c 79 20 32 35 30 4d 20 64 69 76 69 64 65 64 20 62 79 20 74 68 65 20 73 65 74 20 50 57	ately.250M.divided.by.the.set.PW
d4540	4d 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	M.frequency..<br><br><b><small>E
d4560	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
d4580	72 72 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 47 65 74 50 57 4d 72 65 61 6c 52 61 6e	rr&nbsp;=&nbsp;gpioGetPWMrealRan
d45a0	67 65 28 31 37 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67	ge(17);<br></code><h3><a.name="g
d45c0	70 69 6f 53 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	pioSetPWMfrequency"></a><a.href=
d45e0	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70	"#int"><small>int</small></a>.gp
d4600	69 6f 53 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	ioSetPWMfrequency<small>(<a.href
d4620	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
d4640	66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61	f="#user_gpio">user_gpio</a>,.<a
d4660	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
d4680	61 20 68 72 65 66 3d 22 23 66 72 65 71 75 65 6e 63 79 22 3e 66 72 65 71 75 65 6e 63 79 3c 2f 61	a.href="#frequency">frequency</a
d46a0	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 74 68 65 20 66 72 65 71 75 65 6e	>)</small></h3>.Sets.the.frequen
d46c0	63 79 20 69 6e 20 68 65 72 74 7a 20 74 6f 20 62 65 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47	cy.in.hertz.to.be.used.for.the.G
d46e0	50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62	PIO..<br><br><code>user_gpio:&nb
d4700	73 70 3b 30 2d 33 31 3c 62 72 3e 66 72 65 71 75 65 6e 63 79 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	sp;0-31<br>frequency:&nbsp;&gt;=
d4720	30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20	0<br></code><br><br>Returns.the.
d4740	6e 75 6d 65 72 69 63 61 6c 6c 79 20 63 6c 6f 73 65 73 74 20 66 72 65 71 75 65 6e 63 79 20 69 66	numerically.closest.frequency.if
d4760	20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e	.OK,.otherwise.PI_BAD_USER_GPIO.
d4780	0a 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 61 63 74	.<br><br>If.PWM.is.currently.act
d47a0	69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 69 74 20 77 69 6c 6c 20 62 65 0a 73 77 69 74 63	ive.on.the.GPIO.it.will.be.switc
d47c0	68 65 64 20 6f 66 66 20 61 6e 64 20 74 68 65 6e 20 62 61 63 6b 20 6f 6e 20 61 74 20 74 68 65 20	hed.off.and.then.back.on.at.the.
d47e0	6e 65 77 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 47 50 49 4f	new.frequency..<br><br>Each.GPIO
d4800	20 63 61 6e 20 62 65 20 69 6e 64 65 70 65 6e 64 65 6e 74 6c 79 20 73 65 74 20 74 6f 20 6f 6e 65	.can.be.independently.set.to.one
d4820	20 6f 66 20 31 38 20 64 69 66 66 65 72 65 6e 74 20 50 57 4d 0a 66 72 65 71 75 65 6e 63 69 65 73	.of.18.different.PWM.frequencies
d4840	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 6c 65 63 74 61 62 6c 65 20 66 72 65 71 75 65 6e	..<br><br>The.selectable.frequen
d4860	63 69 65 73 20 64 65 70 65 6e 64 20 75 70 6f 6e 20 74 68 65 20 73 61 6d 70 6c 65 20 72 61 74 65	cies.depend.upon.the.sample.rate
d4880	20 77 68 69 63 68 0a 6d 61 79 20 62 65 20 31 2c 20 32 2c 20 34 2c 20 35 2c 20 38 2c 20 6f 72 20	.which.may.be.1,.2,.4,.5,.8,.or.
d48a0	31 30 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 28 64 65 66 61 75 6c 74 20 35 29 2e 0a 3c 62 72	10.microseconds.(default.5)..<br
d48c0	3e 3c 62 72 3e 54 68 65 20 66 72 65 71 75 65 6e 63 69 65 73 20 66 6f 72 20 65 61 63 68 20 73 61	><br>The.frequencies.for.each.sa
d48e0	6d 70 6c 65 20 72 61 74 65 20 61 72 65 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62	mple.rate.are:.<br><br><code>&nb
d4900	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
d4920	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
d4940	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
d4960	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
d4980	3b 26 6e 62 73 70 3b 48 65 72 74 7a 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;&nbsp;Hertz<br><br>&nbsp;&nbsp;
d49a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3a	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1:
d49c0	26 6e 62 73 70 3b 34 30 30 30 30 26 6e 62 73 70 3b 32 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30	&nbsp;40000&nbsp;20000&nbsp;1000
d49e0	30 26 6e 62 73 70 3b 38 30 30 30 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 34 30 30 30 26	0&nbsp;8000&nbsp;5000&nbsp;4000&
d4a00	6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 36 30 30 3c 62 72	nbsp;2500&nbsp;2000&nbsp;1600<br
d4a20	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
d4a40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
d4a60	73 70 3b 31 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62	sp;1250&nbsp;&nbsp;1000&nbsp;&nb
d4a80	73 70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70	sp;&nbsp;800&nbsp;&nbsp;500&nbsp
d4aa0	3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26	;&nbsp;400&nbsp;&nbsp;250&nbsp;&
d4ac0	6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62	nbsp;200&nbsp;&nbsp;100&nbsp;&nb
d4ae0	73 70 3b 26 6e 62 73 70 3b 35 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	sp;&nbsp;50<br><br>&nbsp;&nbsp;&
d4b00	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 3a 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2:&
d4b20	6e 62 73 70 3b 32 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;20000&nbsp;10000&nbsp;&nbsp
d4b40	3b 35 30 30 30 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32	;5000&nbsp;4000&nbsp;2500&nbsp;2
d4b60	30 30 30 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62	000&nbsp;1250&nbsp;1000&nbsp;&nb
d4b80	73 70 3b 38 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;800<br>&nbsp;&nbsp;&nbsp;&nbs
d4ba0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
d4bc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;625&nbsp;&nbsp
d4be0	3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26	;&nbsp;500&nbsp;&nbsp;&nbsp;400&
d4c00	6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62	nbsp;&nbsp;250&nbsp;&nbsp;200&nb
d4c20	73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70	sp;&nbsp;125&nbsp;&nbsp;100&nbsp
d4c40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;&nbsp;50&nbsp;&nbsp;&nbsp
d4c60	3b 32 35 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;25<br><br>&nbsp;&nbsp;&nbsp;&nb
d4c80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 3a 26 6e 62 73 70 3b 31 30 30	sp;&nbsp;&nbsp;&nbsp;4:&nbsp;100
d4ca0	30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35	00&nbsp;&nbsp;5000&nbsp;&nbsp;25
d4cc0	30 30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30 30	00&nbsp;2000&nbsp;1250&nbsp;1000
d4ce0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e	&nbsp;&nbsp;625&nbsp;&nbsp;500&n
d4d00	62 73 70 3b 26 6e 62 73 70 3b 34 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	bsp;&nbsp;400<br>&nbsp;&nbsp;&nb
d4d20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
d4d40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 33 26 6e 62 73	;&nbsp;&nbsp;&nbsp;&nbsp;313&nbs
d4d60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;&nbsp;&nbsp;250&nbsp;&nbsp;&nb
d4d80	73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70	sp;200&nbsp;&nbsp;125&nbsp;&nbsp
d4da0	3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 33 26 6e 62 73 70 3b 26 6e	;100&nbsp;&nbsp;&nbsp;63&nbsp;&n
d4dc0	62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35	bsp;&nbsp;50&nbsp;&nbsp;&nbsp;25
d4de0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 33 3c 62 72 3e 73 61 6d 70 6c 65 3c 62	&nbsp;&nbsp;&nbsp;13<br>sample<b
d4e00	72 3e 26 6e 62 73 70 3b 72 61 74 65 3c 62 72 3e 26 6e 62 73 70 3b 28 75 73 29 26 6e 62 73 70 3b	r>&nbsp;rate<br>&nbsp;(us)&nbsp;
d4e20	26 6e 62 73 70 3b 35 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 30 26 6e 62 73 70 3b 26 6e	&nbsp;5:&nbsp;&nbsp;8000&nbsp;&n
d4e40	62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 36	bsp;4000&nbsp;&nbsp;2000&nbsp;16
d4e60	30 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70	00&nbsp;1000&nbsp;&nbsp;800&nbsp
d4e80	3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26	;&nbsp;500&nbsp;&nbsp;400&nbsp;&
d4ea0	6e 62 73 70 3b 33 32 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;320<br>&nbsp;&nbsp;&nbsp;&n
d4ec0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d4ee0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62	p;&nbsp;&nbsp;&nbsp;250&nbsp;&nb
d4f00	73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36	sp;&nbsp;200&nbsp;&nbsp;&nbsp;16
d4f20	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	0&nbsp;&nbsp;100&nbsp;&nbsp;&nbs
d4f40	70 3b 38 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e	p;80&nbsp;&nbsp;&nbsp;50&nbsp;&n
d4f60	62 73 70 3b 26 6e 62 73 70 3b 34 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30	bsp;&nbsp;40&nbsp;&nbsp;&nbsp;20
d4f80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73	&nbsp;&nbsp;&nbsp;10<br><br>&nbs
d4fa0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
d4fc0	26 6e 62 73 70 3b 38 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 26 6e	&nbsp;8:&nbsp;&nbsp;5000&nbsp;&n
d4fe0	62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30	bsp;2500&nbsp;&nbsp;1250&nbsp;10
d5000	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d50a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d50c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d50e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d51a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d51c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d51e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d5240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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d6b60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6b80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6ba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6bc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6be0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6c00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6c20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6c40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6c60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6c80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6ca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6cc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6ce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6d00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6d20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6d40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6d60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6d80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6da0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6dc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6de0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6e00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6e20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6e40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6e60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6e80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6ea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6ec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d6fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
d7000	00 00 00 d9 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70	....00&nbsp;&nbsp;625&nbsp;&nbsp
d7020	3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32	;500&nbsp;&nbsp;313&nbsp;&nbsp;2
d7040	35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	50&nbsp;&nbsp;200<br>&nbsp;&nbsp
d7060	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
d7080	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 35 36	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;156
d70a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;125&nbsp;&nbsp
d70c0	3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 33 26 6e	;&nbsp;100&nbsp;&nbsp;&nbsp;63&n
d70e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;&nbsp;50&nbsp;&nbsp;&n
d7100	62 73 70 3b 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b	bsp;31&nbsp;&nbsp;&nbsp;25&nbsp;
d7120	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;13&nbsp;&nbsp;&nbsp;
d7140	26 6e 62 73 70 3b 36 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;6<br><br>&nbsp;&nbsp;&nbsp
d7160	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 3a 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;&nbsp;&nbsp;10:&nbsp;&nbs
d7180	70 3b 34 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 26 6e 62 73	p;4000&nbsp;&nbsp;2000&nbsp;&nbs
d71a0	70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62 73 70	p;1000&nbsp;&nbsp;800&nbsp;&nbsp
d71c0	3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32	;500&nbsp;&nbsp;400&nbsp;&nbsp;2
d71e0	35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 30	50&nbsp;&nbsp;200&nbsp;&nbsp;160
d7200	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d7220	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
d7240	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;&nbsp;125&nbsp;&nbsp;&nbsp
d7260	3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 26 6e	;100&nbsp;&nbsp;&nbsp;&nbsp;80&n
d7280	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;&nbsp;50&nbsp;&nbsp;&n
d72a0	62 73 70 3b 34 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b	bsp;40&nbsp;&nbsp;&nbsp;25&nbsp;
d72c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;20&nbsp;&nbsp;&nbsp;
d72e0	31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 3c 62 72 3e 3c	10&nbsp;&nbsp;&nbsp;&nbsp;5<br><
d7300	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	/code><br><br><b><small>Example<
d7320	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 53 65 74	/small></b><br><br><code>gpioSet
d7340	50 57 4d 66 72 65 71 75 65 6e 63 79 28 32 33 2c 26 6e 62 73 70 3b 30 29 3b 26 6e 62 73 70 3b 2f	PWMfrequency(23,&nbsp;0);&nbsp;/
d7360	2f 26 6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 47 50 49 4f 32 33 26 6e 62 73 70 3b 74 6f 26 6e	/&nbsp;Set&nbsp;GPIO23&nbsp;to&n
d7380	62 73 70 3b 6c 6f 77 65 73 74 26 6e 62 73 70 3b 66 72 65 71 75 65 6e 63 79 2e 3c 62 72 3e 3c 62	bsp;lowest&nbsp;frequency.<br><b
d73a0	72 3e 67 70 69 6f 53 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 28 32 34 2c 26 6e 62 73 70 3b 35	r>gpioSetPWMfrequency(24,&nbsp;5
d73c0	30 30 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 47 50 49 4f 32	00);&nbsp;//&nbsp;Set&nbsp;GPIO2
d73e0	34 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 35 30 30 48 7a 2e 3c 62 72 3e 3c 62 72 3e 67 70 69	4&nbsp;to&nbsp;500Hz.<br><br>gpi
d7400	6f 53 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 28 32 35 2c 26 6e 62 73 70 3b 31 30 30 30 30 30	oSetPWMfrequency(25,&nbsp;100000
d7420	29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 47 50 49 4f 32 35 26	);&nbsp;//&nbsp;Set&nbsp;GPIO25&
d7440	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 69 67 68 65 73 74 26 6e 62 73 70 3b 66 72 65 71 75 65	nbsp;to&nbsp;highest&nbsp;freque
d7460	6e 63 79 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f	ncy.<br></code><h3><a.name="gpio
d7480	47 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69	GetPWMfrequency"></a><a.href="#i
d74a0	6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 47	nt"><small>int</small></a>.gpioG
d74c0	65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	etPWMfrequency<small>(<a.href="#
d74e0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
d7500	23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	#user_gpio">user_gpio</a>)</smal
d7520	6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 28 69	l></h3>.Returns.the.frequency.(i
d7540	6e 20 68 65 72 74 7a 29 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 69 66 20 4f 4b	n.hertz).used.for.the.GPIO.if.OK
d7560	2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e 0a 3c 62	,.otherwise.PI_BAD_USER_GPIO..<b
d7580	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31	r><br><code>user_gpio:&nbsp;0-31
d75a0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 6e 6f 72 6d 61 6c 20 50 57	<br></code><br><br>For.normal.PW
d75c0	4d 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 77 69 6c 6c 20 62 65 20 74 68 61 74 20 64 65 66	M.the.frequency.will.be.that.def
d75e0	69 6e 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 62 79 0a 3c 61 20 68 72 65 66 3d 22 23 67	ined.for.the.GPIO.by.<a.href="#g
d7600	70 69 6f 53 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 22 3e 67 70 69 6f 53 65 74 50 57 4d 66 72	pioSetPWMfrequency">gpioSetPWMfr
d7620	65 71 75 65 6e 63 79 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61	equency</a>..<br><br>If.a.hardwa
d7640	72 65 20 63 6c 6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74	re.clock.is.active.on.the.GPIO.t
d7660	68 65 20 72 65 70 6f 72 74 65 64 20 66 72 65 71 75 65 6e 63 79 0a 77 69 6c 6c 20 62 65 20 74 68	he.reported.frequency.will.be.th
d7680	61 74 20 73 65 74 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 48 61 72 64 77 61 72 65	at.set.by.<a.href="#gpioHardware
d76a0	43 6c 6f 63 6b 22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 43 6c 6f 63 6b 3c 2f 61 3e 2e 0a 3c 62	Clock">gpioHardwareClock</a>..<b
d76c0	72 3e 3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20	r><br>If.hardware.PWM.is.active.
d76e0	6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 66 72 65 71 75 65 6e	on.the.GPIO.the.reported.frequen
d7700	63 79 0a 77 69 6c 6c 20 62 65 20 74 68 61 74 20 73 65 74 20 62 79 20 3c 61 20 68 72 65 66 3d 22	cy.will.be.that.set.by.<a.href="
d7720	23 67 70 69 6f 48 61 72 64 77 61 72 65 50 57 4d 22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 50 57	#gpioHardwarePWM">gpioHardwarePW
d7740	4d 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65	M</a>..<br><br><b><small>Example
d7760	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 66 26 6e 62 73 70	</small></b><br><br><code>f&nbsp
d7780	3b 3d 26 6e 62 73 70 3b 67 70 69 6f 47 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 28 32 33 29 3b	;=&nbsp;gpioGetPWMfrequency(23);
d77a0	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 47 65 74 26 6e 62 73 70 3b 66 72 65 71 75 65 6e 63 79	&nbsp;//&nbsp;Get&nbsp;frequency
d77c0	26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 47 50 49 4f 32 33 2e	&nbsp;used&nbsp;for&nbsp;GPIO23.
d77e0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 72 76	<br></code><h3><a.name="gpioServ
d7800	6f 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	o"></a><a.href="#int"><small>int
d7820	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 72 76 6f 3c 73 6d 61 6c 6c 3e 28 3c 61	</small></a>.gpioServo<small>(<a
d7840	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
d7860	61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61	a.href="#user_gpio">user_gpio</a
d7880	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
d78a0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 75 6c 73 65 77 69 64 74 68 22 3e 70 75 6c 73 65 77	/a>.<a.href="#pulsewidth">pulsew
d78c0	69 64 74 68 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 73 65	idth</a>)</small></h3>.Starts.se
d78e0	72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 2c 20 30 20 28 6f 66 66 29 2c	rvo.pulses.on.the.GPIO,.0.(off),
d7900	20 35 30 30 20 28 6d 6f 73 74 20 61 6e 74 69 2d 63 6c 6f 63 6b 77 69 73 65 29 20 74 6f 0a 32 35	.500.(most.anti-clockwise).to.25
d7920	30 30 20 28 6d 6f 73 74 20 63 6c 6f 63 6b 77 69 73 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	00.(most.clockwise)..<br><br><co
d7940	64 65 3e 26 6e 62 73 70 3b 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72	de>&nbsp;user_gpio:&nbsp;0-31<br
d7960	3e 70 75 6c 73 65 77 69 64 74 68 3a 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 35 30 30 2d 32 35	>pulsewidth:&nbsp;0,&nbsp;500-25
d7980	30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69	00<br></code><br><br>Returns.0.i
d79a0	66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f	f.OK,.otherwise.PI_BAD_USER_GPIO
d79c0	20 6f 72 20 50 49 5f 42 41 44 5f 50 55 4c 53 45 57 49 44 54 48 2e 0a 3c 62 72 3e 3c 62 72 3e 54	.or.PI_BAD_PULSEWIDTH..<br><br>T
d79e0	68 65 20 72 61 6e 67 65 20 73 75 70 70 6f 72 74 65 64 20 62 79 20 73 65 72 76 6f 73 20 76 61 72	he.range.supported.by.servos.var
d7a00	69 65 73 20 61 6e 64 20 73 68 6f 75 6c 64 20 70 72 6f 62 61 62 6c 79 20 62 65 20 64 65 74 65 72	ies.and.should.probably.be.deter
d7a20	6d 69 6e 65 64 0a 62 79 20 65 78 70 65 72 69 6d 65 6e 74 2e 20 20 41 20 76 61 6c 75 65 20 6f 66	mined.by.experiment...A.value.of
d7a40	20 31 35 30 30 20 73 68 6f 75 6c 64 20 61 6c 77 61 79 73 20 62 65 20 73 61 66 65 20 61 6e 64 20	.1500.should.always.be.safe.and.
d7a60	72 65 70 72 65 73 65 6e 74 73 0a 74 68 65 20 6d 69 64 2d 70 6f 69 6e 74 20 6f 66 20 72 6f 74 61	represents.the.mid-point.of.rota
d7a80	74 69 6f 6e 2e 20 20 59 6f 75 20 63 61 6e 20 44 41 4d 41 47 45 20 61 20 73 65 72 76 6f 20 69 66	tion...You.can.DAMAGE.a.servo.if
d7aa0	20 79 6f 75 20 63 6f 6d 6d 61 6e 64 20 69 74 0a 74 6f 20 6d 6f 76 65 20 62 65 79 6f 6e 64 20 69	.you.command.it.to.move.beyond.i
d7ac0	74 73 20 6c 69 6d 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67	ts.limits..<br><br>The.following
d7ae0	20 63 61 75 73 65 73 20 61 6e 20 6f 6e 20 70 75 6c 73 65 20 6f 66 20 31 35 30 30 20 6d 69 63 72	.causes.an.on.pulse.of.1500.micr
d7b00	6f 73 65 63 6f 6e 64 73 20 64 75 72 61 74 69 6f 6e 20 74 6f 20 62 65 0a 74 72 61 6e 73 6d 69 74	oseconds.duration.to.be.transmit
d7b20	74 65 64 20 6f 6e 20 47 50 49 4f 20 31 37 20 61 74 20 61 20 72 61 74 65 20 6f 66 20 35 30 20 74	ted.on.GPIO.17.at.a.rate.of.50.t
d7b40	69 6d 65 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 20 54 68 69 73 20 77 69 6c 6c 0a 63 6f 6d 6d 61	imes.per.second..This.will.comma
d7b60	6e 64 20 61 20 73 65 72 76 6f 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 47 50 49 4f 20 31 37 20	nd.a.servo.connected.to.GPIO.17.
d7b80	74 6f 20 72 6f 74 61 74 65 20 74 6f 20 69 74 73 20 6d 69 64 2d 70 6f 69 6e 74 2e 0a 3c 62 72 3e	to.rotate.to.its.mid-point..<br>
d7ba0	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
d7bc0	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 53 65 72 76 6f 28 31 37 2c 26 6e 62 73	><br><br><code>gpioServo(17,&nbs
d7be0	70 3b 31 30 30 30 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 4d 6f 76 65 26 6e 62 73 70 3b	p;1000);&nbsp;//&nbsp;Move&nbsp;
d7c00	73 65 72 76 6f 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 61 66 65 26 6e 62 73 70 3b 70 6f 73	servo&nbsp;to&nbsp;safe&nbsp;pos
d7c20	69 74 69 6f 6e 26 6e 62 73 70 3b 61 6e 74 69 2d 63 6c 6f 63 6b 77 69 73 65 2e 3c 62 72 3e 3c 62	ition&nbsp;anti-clockwise.<br><b
d7c40	72 3e 67 70 69 6f 53 65 72 76 6f 28 32 33 2c 26 6e 62 73 70 3b 31 35 30 30 29 3b 26 6e 62 73 70	r>gpioServo(23,&nbsp;1500);&nbsp
d7c60	3b 2f 2f 26 6e 62 73 70 3b 4d 6f 76 65 26 6e 62 73 70 3b 73 65 72 76 6f 26 6e 62 73 70 3b 74 6f	;//&nbsp;Move&nbsp;servo&nbsp;to
d7c80	26 6e 62 73 70 3b 63 65 6e 74 72 65 26 6e 62 73 70 3b 70 6f 73 69 74 69 6f 6e 2e 3c 62 72 3e 3c	&nbsp;centre&nbsp;position.<br><
d7ca0	62 72 3e 67 70 69 6f 53 65 72 76 6f 28 32 35 2c 26 6e 62 73 70 3b 32 30 30 30 29 3b 26 6e 62 73	br>gpioServo(25,&nbsp;2000);&nbs
d7cc0	70 3b 2f 2f 26 6e 62 73 70 3b 4d 6f 76 65 26 6e 62 73 70 3b 73 65 72 76 6f 26 6e 62 73 70 3b 74	p;//&nbsp;Move&nbsp;servo&nbsp;t
d7ce0	6f 26 6e 62 73 70 3b 73 61 66 65 26 6e 62 73 70 3b 70 6f 73 69 74 69 6f 6e 26 6e 62 73 70 3b 63	o&nbsp;safe&nbsp;position&nbsp;c
d7d00	6c 6f 63 6b 77 69 73 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4f 54 48 45	lockwise.<br></code><br><br>OTHE
d7d20	52 20 55 50 44 41 54 45 20 52 41 54 45 53 3a 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e	R.UPDATE.RATES:.<br><br>This.fun
d7d40	63 74 69 6f 6e 20 75 70 64 61 74 65 73 20 73 65 72 76 6f 73 20 61 74 20 35 30 48 7a 2e 20 20 49	ction.updates.servos.at.50Hz...I
d7d60	66 20 79 6f 75 20 77 69 73 68 20 74 6f 20 75 73 65 20 61 20 64 69 66 66 65 72 65 6e 74 0a 75 70	f.you.wish.to.use.a.different.up
d7d80	64 61 74 65 20 66 72 65 71 75 65 6e 63 79 20 79 6f 75 20 77 69 6c 6c 20 68 61 76 65 20 74 6f 20	date.frequency.you.will.have.to.
d7da0	75 73 65 20 74 68 65 20 50 57 4d 20 66 75 6e 63 74 69 6f 6e 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	use.the.PWM.functions..<br><br><
d7dc0	63 6f 64 65 3e 50 57 4d 26 6e 62 73 70 3b 48 7a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	code>PWM&nbsp;Hz&nbsp;&nbsp;&nbs
d7de0	70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26	p;&nbsp;50&nbsp;&nbsp;&nbsp;100&
d7e00	6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62	nbsp;&nbsp;200&nbsp;&nbsp;400&nb
d7e20	73 70 3b 26 6e 62 73 70 3b 35 30 30 3c 62 72 3e 31 45 36 2f 48 7a 26 6e 62 73 70 3b 32 30 30 30	sp;&nbsp;500<br>1E6/Hz&nbsp;2000
d7e40	30 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 32 35 30 30	0&nbsp;10000&nbsp;5000&nbsp;2500
d7e60	26 6e 62 73 70 3b 32 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 46 69 72	&nbsp;2000<br></code><br><br>Fir
d7e80	73 74 6c 79 20 73 65 74 20 74 68 65 20 64 65 73 69 72 65 64 20 50 57 4d 20 66 72 65 71 75 65 6e	stly.set.the.desired.PWM.frequen
d7ea0	63 79 20 75 73 69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 50 57 4d 66 72 65	cy.using.<a.href="#gpioSetPWMfre
d7ec0	71 75 65 6e 63 79 22 3e 67 70 69 6f 53 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 2e	quency">gpioSetPWMfrequency</a>.
d7ee0	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 6e 20 73 65 74 20 74 68 65 20 50 57 4d 20 72 61 6e 67 65 20	.<br><br>Then.set.the.PWM.range.
d7f00	75 73 69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 22	using.<a.href="#gpioSetPWMrange"
d7f20	3e 67 70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 3c 2f 61 3e 20 74 6f 20 31 45 36 2f 66 72 65 71	>gpioSetPWMrange</a>.to.1E6/freq
d7f40	75 65 6e 63 79 2e 0a 44 6f 69 6e 67 20 74 68 69 73 20 61 6c 6c 6f 77 73 20 79 6f 75 20 74 6f 20	uency..Doing.this.allows.you.to.
d7f60	75 73 65 20 75 6e 69 74 73 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 77 68 65 6e 20 73	use.units.of.microseconds.when.s
d7f80	65 74 74 69 6e 67 0a 74 68 65 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 2e 0a 3c 62 72	etting.the.servo.pulsewidth..<br
d7fa0	3e 3c 62 72 3e 45 2e 67 2e 20 49 66 20 79 6f 75 20 77 61 6e 74 20 74 6f 20 75 70 64 61 74 65 20	><br>E.g..If.you.want.to.update.
d7fc0	61 20 73 65 72 76 6f 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 47 50 49 4f 32 35 20 61 74 20 34	a.servo.connected.to.GPIO25.at.4
d7fe0	30 30 48 7a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 53 65 74 50 57 4d 66 72 65	00Hz.<br><br><code>gpioSetPWMfre
d8000	00 00 00 de 71 75 65 6e 63 79 28 32 35 2c 26 6e 62 73 70 3b 34 30 30 29 3b 3c 62 72 3e 3c 62 72	....quency(25,&nbsp;400);<br><br
d8020	3e 67 70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 28 32 35 2c 26 6e 62 73 70 3b 32 35 30 30 29 3b	>gpioSetPWMrange(25,&nbsp;2500);
d8040	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 61 66 74 65 72 20 75 73	<br></code><br><br>Thereafter.us
d8060	65 20 74 68 65 20 50 57 4d 20 63 6f 6d 6d 61 6e 64 20 74 6f 20 6d 6f 76 65 20 74 68 65 20 73 65	e.the.PWM.command.to.move.the.se
d8080	72 76 6f 2c 0a 65 2e 67 2e 20 67 70 69 6f 50 57 4d 28 32 35 2c 20 31 35 30 30 29 20 77 69 6c 6c	rvo,.e.g..gpioPWM(25,.1500).will
d80a0	20 73 65 74 20 61 20 31 35 30 30 20 75 73 20 70 75 6c 73 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	.set.a.1500.us.pulse..<h3><a.nam
d80c0	65 3d 22 67 70 69 6f 47 65 74 53 65 72 76 6f 50 75 6c 73 65 77 69 64 74 68 22 3e 3c 2f 61 3e 3c	e="gpioGetServoPulsewidth"></a><
d80e0	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
d8100	3c 2f 61 3e 20 67 70 69 6f 47 65 74 53 65 72 76 6f 50 75 6c 73 65 77 69 64 74 68 3c 73 6d 61 6c	</a>.gpioGetServoPulsewidth<smal
d8120	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	l>(<a.href="#unsigned">unsigned<
d8140	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70	/a>.<a.href="#user_gpio">user_gp
d8160	69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 73 20 74 68 65	io</a>)</small></h3>.Returns.the
d8180	20 73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 20 73 65 74 74 69 6e 67 20 66 6f 72 20 74 68	.servo.pulsewidth.setting.for.th
d81a0	65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a	e.GPIO..<br><br><code>user_gpio:
d81c0	26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74	&nbsp;0-31<br></code><br><br>Ret
d81e0	75 72 6e 73 20 30 20 28 6f 66 66 29 2c 20 35 30 30 20 28 6d 6f 73 74 20 61 6e 74 69 2d 63 6c 6f	urns.0.(off),.500.(most.anti-clo
d8200	63 6b 77 69 73 65 29 20 74 6f 20 32 35 30 30 20 28 6d 6f 73 74 20 63 6c 6f 63 6b 77 69 73 65 29	ckwise).to.2500.(most.clockwise)
d8220	0a 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50	.if.OK,.otherwise.PI_BAD_USER_GP
d8240	49 4f 20 6f 72 20 50 49 5f 4e 4f 54 5f 53 45 52 56 4f 5f 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20	IO.or.PI_NOT_SERVO_GPIO..<h3><a.
d8260	6e 61 6d 65 3d 22 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 22 3e 3c 2f 61 3e 3c 61 20 68	name="gpioSetAlertFunc"></a><a.h
d8280	72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	ref="#int"><small>int</small></a
d82a0	3e 20 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	>.gpioSetAlertFunc<small>(<a.hre
d82c0	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
d82e0	65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c	ef="#user_gpio">user_gpio</a>,.<
d8300	61 20 68 72 65 66 3d 22 23 67 70 69 6f 41 6c 65 72 74 46 75 6e 63 5f 74 22 3e 67 70 69 6f 41 6c	a.href="#gpioAlertFunc_t">gpioAl
d8320	65 72 74 46 75 6e 63 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e	ertFunc_t</a>.<a.href="#f">f</a>
d8340	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 67 69 73 74 65 72 73 20 61 20 66 75 6e 63 74	)</small></h3>.Registers.a.funct
d8360	69 6f 6e 20 74 6f 20 62 65 20 63 61 6c 6c 65 64 20 28 61 20 63 61 6c 6c 62 61 63 6b 29 20 77 68	ion.to.be.called.(a.callback).wh
d8380	65 6e 20 74 68 65 20 73 70 65 63 69 66 69 65 64 0a 47 50 49 4f 20 63 68 61 6e 67 65 73 20 73 74	en.the.specified.GPIO.changes.st
d83a0	61 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62	ate..<br><br><code>user_gpio:&nb
d83c0	73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;0-31<br>&nbsp;&nbsp;&nbsp;&nb
d83e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62	sp;&nbsp;&nbsp;&nbsp;&nbsp;f:&nb
d8400	73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69	sp;the&nbsp;callback&nbsp;functi
d8420	6f 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69	on<br></code><br><br>Returns.0.i
d8440	66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f	f.OK,.otherwise.PI_BAD_USER_GPIO
d8460	2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 65 20 63 61 6c 6c 62 61 63 6b 20 6d 61 79 20 62 65 20 72 65	..<br><br>One.callback.may.be.re
d8480	67 69 73 74 65 72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63	gistered.per.GPIO..<br><br>The.c
d84a0	61 6c 6c 62 61 63 6b 20 69 73 20 70 61 73 73 65 64 20 74 68 65 20 47 50 49 4f 2c 20 74 68 65 20	allback.is.passed.the.GPIO,.the.
d84c0	6e 65 77 20 6c 65 76 65 6c 2c 20 61 6e 64 20 74 68 65 20 74 69 63 6b 2e 0a 3c 62 72 3e 3c 62 72	new.level,.and.the.tick..<br><br
d84e0	3e 3c 63 6f 64 65 3e 50 61 72 61 6d 65 74 65 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	><code>Parameter&nbsp;&nbsp;&nbs
d8500	70 3b 56 61 6c 75 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 4d	p;Value&nbsp;&nbsp;&nbsp;&nbsp;M
d8520	65 61 6e 69 6e 67 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	eaning<br><br>GPIO&nbsp;&nbsp;&n
d8540	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d8560	70 3b 30 2d 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;0-31&nbsp;&nbsp;&nbsp;&nbsp;&n
d8580	62 73 70 3b 54 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73	bsp;The&nbsp;GPIO&nbsp;which&nbs
d85a0	70 3b 68 61 73 26 6e 62 73 70 3b 63 68 61 6e 67 65 64 26 6e 62 73 70 3b 73 74 61 74 65 3c 62 72	p;has&nbsp;changed&nbsp;state<br
d85c0	3e 3c 62 72 3e 6c 65 76 65 6c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	><br>level&nbsp;&nbsp;&nbsp;&nbs
d85e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 2d 32 26 6e 62 73 70 3b 26 6e 62	p;&nbsp;&nbsp;&nbsp;0-2&nbsp;&nb
d8600	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73	sp;&nbsp;&nbsp;&nbsp;&nbsp;0&nbs
d8620	70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6c 6f 77	p;=&nbsp;change&nbsp;to&nbsp;low
d8640	26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 66 61 6c 6c 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29	&nbsp;(a&nbsp;falling&nbsp;edge)
d8660	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d8680	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
d86a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
d86c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d86e0	70 3b 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e	p;1&nbsp;=&nbsp;change&nbsp;to&n
d8700	62 73 70 3b 68 69 67 68 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 72 69 73 69 6e 67 26 6e 62 73	bsp;high&nbsp;(a&nbsp;rising&nbs
d8720	70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;edge)<br>&nbsp;&nbsp;&nbsp;&nb
d8740	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
d8760	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
d8780	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
d87a0	73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 6c	sp;&nbsp;2&nbsp;=&nbsp;no&nbsp;l
d87c0	65 76 65 6c 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 77 61	evel&nbsp;change&nbsp;(a&nbsp;wa
d87e0	74 63 68 64 6f 67 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 29 3c 62 72 3e 3c 62 72 3e 74 69 63 6b	tchdog&nbsp;timeout)<br><br>tick
d8800	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
d8820	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70	bsp;&nbsp;&nbsp;32&nbsp;bit&nbsp
d8840	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73	;&nbsp;&nbsp;The&nbsp;number&nbs
d8860	70 3b 6f 66 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 73 69 6e 63	p;of&nbsp;microseconds&nbsp;sinc
d8880	65 26 6e 62 73 70 3b 62 6f 6f 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	e&nbsp;boot<br>&nbsp;&nbsp;&nbsp
d88a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
d88c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
d88e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
d8900	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 57 41 52 4e 49 4e 47 3a 26 6e 62 73 70 3b 74 68 69 73 26	;&nbsp;&nbsp;WARNING:&nbsp;this&
d8920	6e 62 73 70 3b 77 72 61 70 73 26 6e 62 73 70 3b 61 72 6f 75 6e 64 26 6e 62 73 70 3b 66 72 6f 6d	nbsp;wraps&nbsp;around&nbsp;from
d8940	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d8960	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
d8980	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
d89a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d89c0	70 3b 34 32 39 34 39 36 37 32 39 35 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 30 26 6e 62 73 70	p;4294967295&nbsp;to&nbsp;0&nbsp
d89e0	3b 72 6f 75 67 68 6c 79 26 6e 62 73 70 3b 65 76 65 72 79 26 6e 62 73 70 3b 37 32 26 6e 62 73 70	;roughly&nbsp;every&nbsp;72&nbsp
d8a00	3b 6d 69 6e 75 74 65 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61	;minutes<br></code><br><br>The.a
d8a20	6c 65 72 74 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 70 61 73 73 69 6e 67	lert.may.be.cancelled.by.passing
d8a40	20 4e 55 4c 4c 20 61 73 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54	.NULL.as.the.function..<br><br>T
d8a60	68 65 20 47 50 49 4f 20 61 72 65 20 73 61 6d 70 6c 65 64 20 61 74 20 61 20 72 61 74 65 20 73 65	he.GPIO.are.sampled.at.a.rate.se
d8a80	74 20 77 68 65 6e 20 74 68 65 20 6c 69 62 72 61 72 79 20 69 73 20 73 74 61 72 74 65 64 2e 0a 3c	t.when.the.library.is.started..<
d8aa0	62 72 3e 3c 62 72 3e 49 66 20 61 20 76 61 6c 75 65 20 69 73 6e 27 74 20 73 70 65 63 69 66 69 63	br><br>If.a.value.isn't.specific
d8ac0	61 6c 6c 79 20 73 65 74 20 74 68 65 20 64 65 66 61 75 6c 74 20 6f 66 20 35 20 75 73 20 69 73 20	ally.set.the.default.of.5.us.is.
d8ae0	75 73 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 61 6d 70	used..<br><br>The.number.of.samp
d8b00	6c 65 73 20 70 65 72 20 73 65 63 6f 6e 64 20 69 73 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66	les.per.second.is.given.in.the.f
d8b20	6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e	ollowing.table..<br><br><code>&n
d8b40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
d8b60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
d8b80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 61 6d 70 6c 65 73 3c 62 72 3e 26 6e 62	&nbsp;&nbsp;&nbsp;samples<br>&nb
d8ba0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
d8bc0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
d8be0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 65 72 26 6e 62 73 70 3b 73 65 63 3c 62 72	nbsp;&nbsp;&nbsp;per&nbsp;sec<br
d8c00	3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	><br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
d8c20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73	sp;&nbsp;&nbsp;&nbsp;&nbsp;1&nbs
d8c40	70 3b 26 6e 62 73 70 3b 31 2c 30 30 30 2c 30 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;1,000,000<br>&nbsp;&nbsp
d8c60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
d8c80	6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;2&nbsp;&nbsp;&nbsp;&n
d8ca0	62 73 70 3b 35 30 30 2c 30 30 30 3c 62 72 3e 73 61 6d 70 6c 65 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;500,000<br>sample&nbsp;&nbsp
d8cc0	3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;&nbsp;4&nbsp;&nbsp;&nbsp;&nbsp;
d8ce0	32 35 30 2c 30 30 30 3c 62 72 3e 72 61 74 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	250,000<br>rate&nbsp;&nbsp;&nbsp
d8d00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;&nbsp;&nbsp;5&nbsp;&nbsp;&nbsp;
d8d20	26 6e 62 73 70 3b 32 30 30 2c 30 30 30 3c 62 72 3e 28 75 73 29 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;200,000<br>(us)&nbsp;&nbsp
d8d40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;8&nbsp;&nbsp;
d8d60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 2c 30 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	&nbsp;&nbsp;125,000<br>&nbsp;&nb
d8d80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
d8da0	3b 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;10&nbsp;&nbsp;&nbsp;&nbsp
d8dc0	3b 31 30 30 2c 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c	;100,000<br></code><br><br>Level
d8de0	20 63 68 61 6e 67 65 73 20 73 68 6f 72 74 65 72 20 74 68 61 6e 20 74 68 65 20 73 61 6d 70 6c 65	.changes.shorter.than.the.sample
d8e00	20 72 61 74 65 20 6d 61 79 20 62 65 20 6d 69 73 73 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	.rate.may.be.missed..<br><br>The
d8e20	20 74 68 72 65 61 64 20 77 68 69 63 68 20 63 61 6c 6c 73 20 74 68 65 20 61 6c 65 72 74 20 66 75	.thread.which.calls.the.alert.fu
d8e40	6e 63 74 69 6f 6e 73 20 69 73 20 74 72 69 67 67 65 72 65 64 20 6e 6f 6d 69 6e 61 6c 6c 79 0a 31	nctions.is.triggered.nominally.1
d8e60	30 30 30 20 74 69 6d 65 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 20 20 54 68 65 20 61 63 74 69 76	000.times.per.second...The.activ
d8e80	65 20 61 6c 65 72 74 20 66 75 6e 63 74 69 6f 6e 73 20 77 69 6c 6c 20 62 65 20 63 61 6c 6c 65 64	e.alert.functions.will.be.called
d8ea0	0a 6f 6e 63 65 20 70 65 72 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 20 73 69 6e 63 65 20 74 68 65	.once.per.level.change.since.the
d8ec0	20 6c 61 73 74 20 74 69 6d 65 20 74 68 65 20 74 68 72 65 61 64 20 77 61 73 20 61 63 74 69 76 61	.last.time.the.thread.was.activa
d8ee0	74 65 64 2e 0a 69 2e 65 2e 20 54 68 65 20 61 63 74 69 76 65 20 61 6c 65 72 74 20 66 75 6e 63 74	ted..i.e..The.active.alert.funct
d8f00	69 6f 6e 73 20 77 69 6c 6c 20 67 65 74 20 61 6c 6c 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20	ions.will.get.all.level.changes.
d8f20	62 75 74 20 74 68 65 72 65 0a 77 69 6c 6c 20 62 65 20 61 20 6c 61 74 65 6e 63 79 2e 0a 3c 62 72	but.there.will.be.a.latency..<br
d8f40	3e 3c 62 72 3e 49 66 20 79 6f 75 20 77 61 6e 74 20 74 6f 20 74 72 61 63 6b 20 74 68 65 20 6c 65	><br>If.you.want.to.track.the.le
d8f60	76 65 6c 20 6f 66 20 6d 6f 72 65 20 74 68 61 6e 20 6f 6e 65 20 47 50 49 4f 20 64 6f 20 73 6f 20	vel.of.more.than.one.GPIO.do.so.
d8f80	62 79 0a 6d 61 69 6e 74 61 69 6e 69 6e 67 20 74 68 65 20 73 74 61 74 65 20 69 6e 20 74 68 65 20	by.maintaining.the.state.in.the.
d8fa0	63 61 6c 6c 62 61 63 6b 2e 20 20 44 6f 20 6e 6f 74 20 75 73 65 20 3c 61 20 68 72 65 66 3d 22 23	callback...Do.not.use.<a.href="#
d8fc0	67 70 69 6f 52 65 61 64 22 3e 67 70 69 6f 52 65 61 64 3c 2f 61 3e 2e 0a 52 65 6d 65 6d 62 65 72	gpioRead">gpioRead</a>..Remember
d8fe0	20 74 68 65 20 65 76 65 6e 74 20 74 68 61 74 20 74 72 69 67 67 65 72 65 64 20 74 68 65 20 63 61	.the.event.that.triggered.the.ca
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da460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da7a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da7c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da7e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da8a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da8c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da8e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da9a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da9c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
da9e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daa00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daa20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daa40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daa60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daa80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daaa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dab00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dab20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dab40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dab60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dab80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dabc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dabe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dac00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dac20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dac40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dac60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dac80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dacc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dace0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dad00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dad20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dad40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dad60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dad80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dada0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dadc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dade0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dae00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dae20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dae40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dae60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dae80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daf00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daf20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daf40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daf60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
daf80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dafa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dafc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
dafe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
db000	00 00 00 00 6d 62 65 72 2e 0a 3c 68 33 3e 43 6f 6d 6d 61 6e 64 73 3c 2f 68 33 3e 4d 61 6e 79 20	....mber..<h3>Commands</h3>Many.
db020	70 69 67 70 69 6f 20 63 6f 6d 6d 61 6e 64 73 20 6d 61 79 20 62 65 20 75 73 65 64 20 77 69 74 68	pigpio.commands.may.be.used.with
db040	69 6e 20 61 20 73 63 72 69 70 74 2e 20 20 48 6f 77 65 76 65 72 0a 73 6f 6d 65 20 63 6f 6d 6d 61	in.a.script...However.some.comma
db060	6e 64 73 20 64 6f 20 6e 6f 74 20 77 6f 72 6b 20 77 69 74 68 69 6e 20 74 68 65 20 73 63 72 69 70	nds.do.not.work.within.the.scrip
db080	74 20 6d 6f 64 65 6c 20 61 73 20 64 65 73 69 67 6e 65 64 20 61 6e 64 0a 61 72 65 20 6e 6f 74 20	t.model.as.designed.and.are.not.
db0a0	70 65 72 6d 69 74 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67	permitted..<br><br>The.following
db0c0	20 63 6f 6d 6d 61 6e 64 73 20 61 72 65 20 6e 6f 74 20 70 65 72 6d 69 74 74 65 64 20 77 69 74 68	.commands.are.not.permitted.with
db0e0	69 6e 20 61 20 73 63 72 69 70 74 3a 0a 3c 62 72 3e 3c 62 72 3e 46 69 6c 65 20 2d 20 46 4c 20 46	in.a.script:.<br><br>File.-.FL.F
db100	4f 20 46 52 20 46 57 0a 3c 62 72 3e 3c 62 72 3e 49 32 43 20 2d 20 42 49 32 43 5a 20 49 32 43 50	O.FR.FW.<br><br>I2C.-.BI2CZ.I2CP
db120	4b 20 49 32 43 52 44 20 49 32 43 52 49 20 49 32 43 52 4b 20 49 32 43 57 44 20 49 32 43 57 49 20	K.I2CRD.I2CRI.I2CRK.I2CWD.I2CWI.
db140	49 32 43 57 4b 20 49 32 43 5a 0a 3c 62 72 3e 3c 62 72 3e 4d 69 73 63 20 2d 20 42 53 43 58 20 43	I2CWK.I2CZ.<br><br>Misc.-.BSCX.C
db160	46 31 20 43 46 32 20 53 48 45 4c 4c 0a 3c 62 72 3e 3c 62 72 3e 53 63 72 69 70 74 20 63 6f 6e 74	F1.CF2.SHELL.<br><br>Script.cont
db180	72 6f 6c 20 2d 20 50 41 52 53 45 20 50 52 4f 43 20 50 52 4f 43 44 20 50 52 4f 43 50 20 50 52 4f	rol.-.PARSE.PROC.PROCD.PROCP.PRO
db1a0	43 52 20 50 52 4f 43 53 20 50 52 4f 43 55 0a 3c 62 72 3e 3c 62 72 3e 53 65 72 69 61 6c 20 2d 20	CR.PROCS.PROCU.<br><br>Serial.-.
db1c0	53 45 52 4f 20 53 45 52 52 20 53 45 52 57 20 53 4c 52 0a 3c 62 72 3e 3c 62 72 3e 53 50 49 20 2d	SERO.SERR.SERW.SLR.<br><br>SPI.-
db1e0	20 42 53 50 49 4f 20 42 53 50 49 58 20 53 50 49 52 20 53 50 49 57 20 53 50 49 58 0a 3c 62 72 3e	.BSPIO.BSPIX.SPIR.SPIW.SPIX.<br>
db200	3c 62 72 3e 57 61 76 65 73 20 2d 20 57 56 41 47 20 57 56 41 53 20 57 56 43 48 41 20 57 56 47 4f	<br>Waves.-.WVAG.WVAS.WVCHA.WVGO
db220	20 57 56 47 4f 52 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d	.WVGOR.<br><br>The.following.com
db240	6d 61 6e 64 73 20 61 72 65 20 6f 6e 6c 79 20 70 65 72 6d 69 74 74 65 64 20 77 69 74 68 69 6e 20	mands.are.only.permitted.within.
db260	61 20 73 63 72 69 70 74 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d	a.script:.<br><br><table.border=
db280	22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d	"1".cellpadding="2".cellspacing=
db2a0	22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 43 6f 6d 6d 61 6e 64 3c 2f 74 64 3e 3c	"2"><tbody><tr><td>Command</td><
db2c0	74 64 3e 44 65 73 63 72 69 70 74 69 6f 6e 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 69 6e 69 74 69 6f	td>Description</td><td>Definitio
db2e0	6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 44 44 20 78 3c 2f 74 64 3e 3c 74 64	n</td></tr><tr><td>ADD.x</td><td
db300	3e 41 64 64 20 78 20 74 6f 20 61 63 63 75 6d 75 6c 61 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 41 2b	>Add.x.to.accumulator</td><td>A+
db320	3d 78 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 4e 44 20 78 3c 2f	=x;.F=A</td></tr><tr><td>AND.x</
db340	74 64 3e 3c 74 64 3e 41 6e 64 20 78 20 77 69 74 68 20 61 63 63 75 6d 75 6c 61 74 6f 72 3c 2f 74	td><td>And.x.with.accumulator</t
db360	64 3e 3c 74 64 3e 41 26 3d 78 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	d><td>A&=x;.F=A</td></tr><tr><td
db380	3e 43 41 4c 4c 20 4c 3c 2f 74 64 3e 3c 74 64 3e 43 61 6c 6c 20 73 75 62 72 6f 75 74 69 6e 65 20	>CALL.L</td><td>Call.subroutine.
db3a0	61 74 20 74 61 67 20 4c 3c 2f 74 64 3e 3c 74 64 3e 70 75 73 68 28 50 43 2b 31 29 3b 20 50 43 3d	at.tag.L</td><td>push(PC+1);.PC=
db3c0	4c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 43 4d 50 20 78 3c 2f 74 64 3e 3c 74 64	L</td></tr><tr><td>CMP.x</td><td
db3e0	3e 43 6f 6d 70 61 72 65 20 78 20 77 69 74 68 20 61 63 63 75 6d 75 6c 61 74 6f 72 3c 2f 74 64 3e	>Compare.x.with.accumulator</td>
db400	3c 74 64 3e 46 3d 41 2d 78 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 44 43 52 20 79	<td>F=A-x</td></tr><tr><td>DCR.y
db420	3c 2f 74 64 3e 3c 74 64 3e 44 65 63 72 65 6d 65 6e 74 20 72 65 67 69 73 74 65 72 3c 2f 74 64 3e	</td><td>Decrement.register</td>
db440	3c 74 64 3e 2d 2d 2a 79 3b 20 46 3d 2a 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	<td>--*y;.F=*y</td></tr><tr><td>
db460	44 43 52 41 3c 2f 74 64 3e 3c 74 64 3e 44 65 63 72 65 6d 65 6e 74 20 61 63 63 75 6d 75 6c 61 74	DCRA</td><td>Decrement.accumulat
db480	6f 72 3c 2f 74 64 3e 3c 74 64 3e 2d 2d 41 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	or</td><td>--A;.F=A</td></tr><tr
db4a0	3e 3c 74 64 3e 44 49 56 20 78 3c 2f 74 64 3e 3c 74 64 3e 44 69 76 69 64 65 20 78 20 69 6e 74 6f	><td>DIV.x</td><td>Divide.x.into
db4c0	20 61 63 63 75 6d 75 6c 61 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 41 2f 3d 78 3b 20 46 3d 41 3c 2f	.accumulator</td><td>A/=x;.F=A</
db4e0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 56 54 57 54 3c 2f 74 64 3e 3c 74 64 3e 57 61	td></tr><tr><td>EVTWT</td><td>Wa
db500	69 74 20 66 6f 72 20 61 6e 20 65 76 65 6e 74 20 74 6f 20 6f 63 63 75 72 3c 2f 74 64 3e 3c 74 64	it.for.an.event.to.occur</td><td
db520	3e 41 3d 77 61 69 74 28 78 29 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	>A=wait(x);.F=A</td></tr><tr><td
db540	3e 48 41 4c 54 3c 2f 74 64 3e 3c 74 64 3e 48 61 6c 74 3c 2f 74 64 3e 3c 74 64 3e 48 61 6c 74 3c	>HALT</td><td>Halt</td><td>Halt<
db560	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 4e 52 20 79 3c 2f 74 64 3e 3c 74 64 3e 49	/td></tr><tr><td>INR.y</td><td>I
db580	6e 63 72 65 6d 65 6e 74 20 72 65 67 69 73 74 65 72 3c 2f 74 64 3e 3c 74 64 3e 2b 2b 2a 79 3b 20	ncrement.register</td><td>++*y;.
db5a0	46 3d 2a 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 4e 52 41 3c 2f 74 64 3e 3c	F=*y</td></tr><tr><td>INRA</td><
db5c0	74 64 3e 49 6e 63 72 65 6d 65 6e 74 20 61 63 63 75 6d 75 6c 61 74 6f 72 3c 2f 74 64 3e 3c 74 64	td>Increment.accumulator</td><td
db5e0	3e 2b 2b 41 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4a 4d 20 4c 3c	>++A;.F=A</td></tr><tr><td>JM.L<
db600	2f 74 64 3e 3c 74 64 3e 4a 75 6d 70 20 69 66 20 6d 69 6e 75 73 20 74 6f 20 74 61 67 20 4c 3c 2f	/td><td>Jump.if.minus.to.tag.L</
db620	74 64 3e 3c 74 64 3e 69 66 20 28 46 26 6c 74 3b 30 29 20 50 43 3d 4c 3c 2f 74 64 3e 3c 2f 74 72	td><td>if.(F&lt;0).PC=L</td></tr
db640	3e 3c 74 72 3e 3c 74 64 3e 4a 4d 50 20 4c 3c 2f 74 64 3e 3c 74 64 3e 4a 75 6d 70 20 74 6f 20 74	><tr><td>JMP.L</td><td>Jump.to.t
db660	61 67 20 4c 3c 2f 74 64 3e 3c 74 64 3e 50 43 3d 4c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	ag.L</td><td>PC=L</td></tr><tr><
db680	74 64 3e 4a 4e 5a 20 4c 3c 2f 74 64 3e 3c 74 64 3e 4a 75 6d 70 20 69 66 20 6e 6f 6e 2d 7a 65 72	td>JNZ.L</td><td>Jump.if.non-zer
db6a0	6f 20 74 6f 20 74 61 67 20 4c 3c 2f 74 64 3e 3c 74 64 3e 69 66 20 28 46 29 20 50 43 3d 4c 3c 2f	o.to.tag.L</td><td>if.(F).PC=L</
db6c0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4a 50 20 4c 3c 2f 74 64 3e 3c 74 64 3e 4a 75 6d	td></tr><tr><td>JP.L</td><td>Jum
db6e0	70 20 69 66 20 70 6f 73 69 74 69 76 65 20 74 6f 20 74 61 67 20 4c 3c 2f 74 64 3e 3c 74 64 3e 69	p.if.positive.to.tag.L</td><td>i
db700	66 20 28 46 26 67 74 3b 3d 30 29 20 50 43 3d 4c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	f.(F&gt;=0).PC=L</td></tr><tr><t
db720	64 3e 4a 5a 20 4c 3c 2f 74 64 3e 3c 74 64 3e 4a 75 6d 70 20 69 66 20 7a 65 72 6f 20 74 6f 20 74	d>JZ.L</td><td>Jump.if.zero.to.t
db740	61 67 20 4c 3c 2f 74 64 3e 3c 74 64 3e 69 66 20 28 21 46 29 20 50 43 3d 4c 3c 2f 74 64 3e 3c 2f	ag.L</td><td>if.(!F).PC=L</td></
db760	74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 44 20 79 20 78 3c 2f 74 64 3e 3c 74 64 3e 4c 6f 61 64 20 72	tr><tr><td>LD.y.x</td><td>Load.r
db780	65 67 69 73 74 65 72 20 77 69 74 68 20 78 3c 2f 74 64 3e 3c 74 64 3e 2a 79 3d 78 3c 2f 74 64 3e	egister.with.x</td><td>*y=x</td>
db7a0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 44 41 20 78 3c 2f 74 64 3e 3c 74 64 3e 4c 6f 61 64 20	</tr><tr><td>LDA.x</td><td>Load.
db7c0	61 63 63 75 6d 75 6c 61 74 6f 72 20 77 69 74 68 20 78 3c 2f 74 64 3e 3c 74 64 3e 41 3d 78 3c 2f	accumulator.with.x</td><td>A=x</
db7e0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4d 4c 54 20 78 3c 2f 74 64 3e 3c 74 64 3e 4d 75	td></tr><tr><td>MLT.x</td><td>Mu
db800	6c 74 69 70 6c 79 20 78 20 77 69 74 68 20 61 63 63 75 6d 75 6c 61 74 6f 72 3c 2f 74 64 3e 3c 74	ltiply.x.with.accumulator</td><t
db820	64 3e 41 2a 3d 78 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4d 4f 44	d>A*=x;.F=A</td></tr><tr><td>MOD
db840	20 78 3c 2f 74 64 3e 3c 74 64 3e 4d 6f 64 75 6c 75 73 20 78 20 77 69 74 68 20 61 63 63 75 6d 75	.x</td><td>Modulus.x.with.accumu
db860	6c 61 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 41 25 3d 78 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72	lator</td><td>A%=x;.F=A</td></tr
db880	3e 3c 74 72 3e 3c 74 64 3e 4f 52 20 78 3c 2f 74 64 3e 3c 74 64 3e 4f 72 20 78 20 77 69 74 68 20	><tr><td>OR.x</td><td>Or.x.with.
db8a0	61 63 63 75 6d 75 6c 61 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 41 7c 3d 78 3b 20 46 3d 41 3c 2f 74	accumulator</td><td>A|=x;.F=A</t
db8c0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 4f 50 20 79 3c 2f 74 64 3e 3c 74 64 3e 50 6f 70	d></tr><tr><td>POP.y</td><td>Pop
db8e0	20 72 65 67 69 73 74 65 72 3c 2f 74 64 3e 3c 74 64 3e 79 3d 70 6f 70 28 29 3c 2f 74 64 3e 3c 2f	.register</td><td>y=pop()</td></
db900	74 72 3e 3c 74 72 3e 3c 74 64 3e 50 4f 50 41 3c 2f 74 64 3e 3c 74 64 3e 50 6f 70 20 61 63 63 75	tr><tr><td>POPA</td><td>Pop.accu
db920	6d 75 6c 61 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 41 3d 70 6f 70 28 29 3c 2f 74 64 3e 3c 2f 74 72	mulator</td><td>A=pop()</td></tr
db940	3e 3c 74 72 3e 3c 74 64 3e 50 55 53 48 20 79 3c 2f 74 64 3e 3c 74 64 3e 50 75 73 68 20 72 65 67	><tr><td>PUSH.y</td><td>Push.reg
db960	69 73 74 65 72 3c 2f 74 64 3e 3c 74 64 3e 70 75 73 68 28 79 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	ister</td><td>push(y)</td></tr><
db980	74 72 3e 3c 74 64 3e 50 55 53 48 41 3c 2f 74 64 3e 3c 74 64 3e 50 75 73 68 20 61 63 63 75 6d 75	tr><td>PUSHA</td><td>Push.accumu
db9a0	6c 61 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 70 75 73 68 28 41 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	lator</td><td>push(A)</td></tr><
db9c0	74 72 3e 3c 74 64 3e 52 45 54 3c 2f 74 64 3e 3c 74 64 3e 52 65 74 75 72 6e 20 66 72 6f 6d 20 73	tr><td>RET</td><td>Return.from.s
db9e0	75 62 72 6f 75 74 69 6e 65 3c 2f 74 64 3e 3c 74 64 3e 50 43 3d 70 6f 70 28 29 3c 2f 74 64 3e 3c	ubroutine</td><td>PC=pop()</td><
dba00	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 4c 20 79 20 78 3c 2f 74 64 3e 3c 74 64 3e 52 6f 74 61 74	/tr><tr><td>RL.y.x</td><td>Rotat
dba20	65 20 6c 65 66 74 20 72 65 67 69 73 74 65 72 20 78 20 62 69 74 73 3c 2f 74 64 3e 3c 74 64 3e 2a	e.left.register.x.bits</td><td>*
dba40	79 26 6c 74 3b 26 6c 74 3b 3d 78 3b 20 46 3d 2a 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	y&lt;&lt;=x;.F=*y</td></tr><tr><
dba60	74 64 3e 52 4c 41 20 78 3c 2f 74 64 3e 3c 74 64 3e 52 6f 74 61 74 65 20 6c 65 66 74 20 61 63 63	td>RLA.x</td><td>Rotate.left.acc
dba80	75 6d 75 6c 61 74 6f 72 20 78 20 62 69 74 73 3c 2f 74 64 3e 3c 74 64 3e 41 26 6c 74 3b 26 6c 74	umulator.x.bits</td><td>A&lt;&lt
dbaa0	3b 3d 78 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 52 20 79 20 78	;=x;.F=A</td></tr><tr><td>RR.y.x
dbac0	3c 2f 74 64 3e 3c 74 64 3e 52 6f 74 61 74 65 20 72 69 67 68 74 20 72 65 67 69 73 74 65 72 20 78	</td><td>Rotate.right.register.x
dbae0	20 62 69 74 73 3c 2f 74 64 3e 3c 74 64 3e 2a 79 26 67 74 3b 26 67 74 3b 3d 78 3b 20 46 3d 2a 79	.bits</td><td>*y&gt;&gt;=x;.F=*y
dbb00	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 52 41 20 78 3c 2f 74 64 3e 3c 74 64 3e	</td></tr><tr><td>RRA.x</td><td>
dbb20	52 6f 74 61 74 65 20 72 69 67 68 74 20 61 63 63 75 6d 75 6c 61 74 6f 72 20 78 20 62 69 74 73 3c	Rotate.right.accumulator.x.bits<
dbb40	2f 74 64 3e 3c 74 64 3e 41 26 67 74 3b 26 67 74 3b 3d 78 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74	/td><td>A&gt;&gt;=x;.F=A</td></t
dbb60	72 3e 3c 74 72 3e 3c 74 64 3e 53 54 41 20 79 3c 2f 74 64 3e 3c 74 64 3e 53 74 6f 72 65 20 61 63	r><tr><td>STA.y</td><td>Store.ac
dbb80	63 75 6d 75 6c 61 74 6f 72 20 69 6e 20 72 65 67 69 73 74 65 72 3c 2f 74 64 3e 3c 74 64 3e 79 3d	cumulator.in.register</td><td>y=
dbba0	41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 55 42 20 78 3c 2f 74 64 3e 3c 74 64	A</td></tr><tr><td>SUB.x</td><td
dbbc0	3e 53 75 62 74 72 61 63 74 20 78 20 66 72 6f 6d 20 61 63 63 75 6d 75 6c 61 74 6f 72 3c 2f 74 64	>Subtract.x.from.accumulator</td
dbbe0	3e 3c 74 64 3e 41 2d 3d 78 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td>A-=x;.F=A</td></tr><tr><td>
dbc00	53 59 53 20 73 74 72 3c 2f 74 64 3e 3c 74 64 3e 52 75 6e 20 65 78 74 65 72 6e 61 6c 20 73 63 72	SYS.str</td><td>Run.external.scr
dbc20	69 70 74 20 28 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 63 67 69 2f 73 74 72 29 3c 2f 74 64 3e 3c 74	ipt.(/opt/pigpio/cgi/str)</td><t
dbc40	64 3e 73 79 73 74 65 6d 28 73 74 72 29 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	d>system(str);.F=A</td></tr><tr>
dbc60	3c 74 64 3e 54 41 47 20 4c 3c 2f 74 64 3e 3c 74 64 3e 4c 61 62 65 6c 20 74 68 65 20 63 75 72 72	<td>TAG.L</td><td>Label.the.curr
dbc80	65 6e 74 20 73 63 72 69 70 74 20 70 6f 73 69 74 69 6f 6e 3c 2f 74 64 3e 3c 74 64 3e 4e 2f 41 3c	ent.script.position</td><td>N/A<
dbca0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 41 49 54 20 78 3c 2f 74 64 3e 3c 74 64 3e	/td></tr><tr><td>WAIT.x</td><td>
dbcc0	57 61 69 74 20 66 6f 72 20 61 20 47 50 49 4f 20 69 6e 20 78 20 74 6f 20 63 68 61 6e 67 65 20 73	Wait.for.a.GPIO.in.x.to.change.s
dbce0	74 61 74 65 3c 2f 74 64 3e 3c 74 64 3e 41 3d 77 61 69 74 28 78 29 3b 20 46 3d 41 3c 2f 74 64 3e	tate</td><td>A=wait(x);.F=A</td>
dbd00	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 58 20 79 31 20 79 32 3c 2f 74 64 3e 3c 74 64 3e 45 78 63	</tr><tr><td>X.y1.y2</td><td>Exc
dbd20	68 61 6e 67 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 72 65 67 69 73 74 65 72 73 20 79 31 20 61	hange.contents.of.registers.y1.a
dbd40	6e 64 20 79 32 3c 2f 74 64 3e 3c 74 64 3e 74 3d 2a 79 31 3b 2a 79 31 3d 2a 79 32 3b 2a 79 32 3d	nd.y2</td><td>t=*y1;*y1=*y2;*y2=
dbd60	74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 58 41 20 79 3c 2f 74 64 3e 3c 74 64 3e	t</td></tr><tr><td>XA.y</td><td>
dbd80	45 78 63 68 61 6e 67 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 61 63 63 75 6d 75 6c 61 74 6f 72	Exchange.contents.of.accumulator
dbda0	20 61 6e 64 20 72 65 67 69 73 74 65 72 3c 2f 74 64 3e 3c 74 64 3e 74 3d 41 3b 41 3d 2a 79 3b 2a	.and.register</td><td>t=A;A=*y;*
dbdc0	79 3d 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 58 4f 52 20 78 3c 2f 74 64 3e 3c	y=t</td></tr><tr><td>XOR.x</td><
dbde0	74 64 3e 58 6f 72 20 78 20 77 69 74 68 20 61 63 63 75 6d 75 6c 61 74 6f 72 3c 2f 74 64 3e 3c 74	td>Xor.x.with.accumulator</td><t
dbe00	64 3e 41 5e 3d 78 3b 20 46 3d 41 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74	d>A^=x;.F=A</td></tr></tbody></t
dbe20	61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 78 20 6d 61 79 20 62 65 20 61 20 63 6f 6e 73 74 61 6e 74	able><br><br>x.may.be.a.constant
dbe40	2c 20 61 20 70 61 72 61 6d 65 74 65 72 20 28 70 30 2d 70 39 29 2c 20 6f 72 20 61 20 76 61 72 69	,.a.parameter.(p0-p9),.or.a.vari
dbe60	61 62 6c 65 20 28 76 30 2d 76 31 34 39 29 2e 0a 3c 62 72 3e 3c 62 72 3e 79 20 6d 61 79 20 62 65	able.(v0-v149)..<br><br>y.may.be
dbe80	20 61 20 70 61 72 61 6d 65 74 65 72 20 28 70 30 2d 70 39 29 2c 20 6f 72 20 61 20 76 61 72 69 61	.a.parameter.(p0-p9),.or.a.varia
dbea0	62 6c 65 20 28 76 30 2d 76 31 34 39 29 2e 20 20 49 66 20 70 20 6f 72 20 76 20 69 73 6e 27 74 0a	ble.(v0-v149)...If.p.or.v.isn't.
dbec0	73 70 65 63 69 66 69 65 64 20 79 20 69 73 20 61 73 73 75 6d 65 64 20 74 6f 20 62 65 20 61 20 76	specified.y.is.assumed.to.be.a.v
dbee0	61 72 69 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 45 56 54 57 54 20 63 6f 6d 6d 61	ariable..<br><br>The.EVTWT.comma
dbf00	6e 64 20 70 61 72 61 6d 65 74 65 72 20 69 73 20 61 20 62 69 74 2d 6d 61 73 6b 20 77 69 74 68 20	nd.parameter.is.a.bit-mask.with.
dbf20	31 20 73 65 74 20 66 6f 72 20 65 76 65 6e 74 73 20 6f 66 20 69 6e 74 65 72 65 73 74 2e 0a 3c 62	1.set.for.events.of.interest..<b
dbf40	72 3e 3c 62 72 3e 54 68 65 20 57 41 49 54 20 63 6f 6d 6d 61 6e 64 20 70 61 72 61 6d 65 74 65 72	r><br>The.WAIT.command.parameter
dbf60	20 69 73 20 61 20 62 69 74 2d 6d 61 73 6b 20 77 69 74 68 20 31 20 73 65 74 20 66 6f 72 20 47 50	.is.a.bit-mask.with.1.set.for.GP
dbf80	49 4f 20 6f 66 20 69 6e 74 65 72 65 73 74 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 53 59 53 20	IO.of.interest..<br><br>The.SYS.
dbfa0	73 63 72 69 70 74 20 72 65 63 65 69 76 65 73 20 74 77 6f 20 75 6e 73 69 67 6e 65 64 20 70 61 72	script.receives.two.unsigned.par
dbfc0	61 6d 65 74 65 72 73 3a 20 74 68 65 20 61 63 63 75 6d 75 6c 61 74 6f 72 20 41 20 61 6e 64 0a 74	ameters:.the.accumulator.A.and.t
dbfe0	68 65 20 63 75 72 72 65 6e 74 20 47 50 49 4f 20 6c 65 76 65 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e	he.current.GPIO.levels..<br><br>
dc000	00 00 00 dc 6f 6d 6d 61 6e 64 73 0a 61 72 65 20 6f 6e 6c 79 20 75 73 65 64 20 6f 6e 20 73 61 66	....ommands.are.only.used.on.saf
dc020	65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 22	e.GPIO..<br><br>See.<a.href="#g"
dc040	3e 67 3c 2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 76 73 22 3e 75 76 73 3c 2f 61 3e	>g</a>.<h3><a.name="uvs">uvs</a>
dc060	20 2d 20 76 61 6c 75 65 73 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63	.-.values</h3>.The.command.expec
dc080	74 73 20 61 6e 20 61 72 62 69 74 72 61 72 79 20 6e 75 6d 62 65 72 20 6f 66 20 26 67 74 3b 3d 30	ts.an.arbitrary.number.of.&gt;=0
dc0a0	20 76 61 6c 75 65 73 20 28 70 6f 73 73 69 62 6c 79 20 6e 6f 6e 65 29 2e 0a 41 6e 79 20 61 66 74	.values.(possibly.none)..Any.aft
dc0c0	65 72 20 74 68 65 20 66 69 72 73 74 20 74 77 6f 20 6d 75 73 74 20 62 65 20 26 6c 74 3b 3d 20 32	er.the.first.two.must.be.&lt;=.2
dc0e0	35 35 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 76 22 3e 76 3c 2f 61 3e 20 2d 20 76 61 6c 75	55..<h3><a.name="v">v</a>.-.valu
dc100	65 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 6e 75 6d	e</h3>.The.command.expects.a.num
dc120	62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 69 64 22 3e 77 69 64 3c 2f 61 3e 20 2d	ber..<h3><a.name="wid">wid</a>.-
dc140	20 77 61 76 65 20 69 64 20 28 26 67 74 3b 3d 30 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61	.wave.id.(&gt;=0)</h3>.The.comma
dc160	6e 64 20 65 78 70 65 63 74 73 20 61 20 77 61 76 65 20 69 64 2e 0a 3c 62 72 3e 3c 62 72 3e 57 68	nd.expects.a.wave.id..<br><br>Wh
dc180	65 6e 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 72 65 61 74 65 64 20 69 74 20 69 73 20 67	en.a.waveform.is.created.it.is.g
dc1a0	69 76 65 6e 20 61 6e 20 69 64 20 28 30 2c 20 31 2c 20 32 2c 20 2e 2e 2e 29 2e 0a 3c 68 33 3e 3c	iven.an.id.(0,.1,.2,....)..<h3><
dc1c0	61 20 6e 61 6d 65 3d 22 77 6d 64 65 22 3e 77 6d 64 65 3c 2f 61 3e 20 2d 20 6d 6f 64 65 20 28 30	a.name="wmde">wmde</a>.-.mode.(0
dc1e0	2d 33 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 77	-3)</h3>.The.command.expects.a.w
dc200	61 76 65 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 30	ave.transmission.mode..<br><br>0
dc220	20 3d 20 73 65 6e 64 20 6f 6e 63 65 3c 62 72 3e 0a 31 20 3d 20 73 65 6e 64 20 72 65 70 65 61 74	.=.send.once<br>.1.=.send.repeat
dc240	65 64 6c 79 3c 62 72 3e 0a 32 20 3d 20 73 65 6e 64 20 6f 6e 63 65 20 62 75 74 20 66 69 72 73 74	edly<br>.2.=.send.once.but.first
dc260	20 73 79 6e 63 20 77 69 74 68 20 70 72 65 76 69 6f 75 73 20 77 61 76 65 3c 62 72 3e 0a 33 20 3d	.sync.with.previous.wave<br>.3.=
dc280	20 73 65 6e 64 20 72 65 70 65 61 74 65 64 6c 79 20 62 75 74 20 66 69 72 73 74 20 73 79 6e 63 20	.send.repeatedly.but.first.sync.
dc2a0	77 69 74 68 20 70 72 65 76 69 6f 75 73 20 77 61 76 65 3c 62 72 3e 0a 3c 68 33 3e 3c 61 20 6e 61	with.previous.wave<br>.<h3><a.na
dc2c0	6d 65 3d 22 77 73 22 3e 77 73 3c 2f 61 3e 20 2d 20 77 61 76 65 20 73 74 61 74 73 20 73 75 63 6f	me="ws">ws</a>.-.wave.stats.suco
dc2e0	6d 6d 61 6e 64 20 28 30 2d 32 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70	mmand.(0-2)</h3>.The.command.exp
dc300	65 63 74 73 20 61 20 73 75 62 63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 30 20 3d 20 63	ects.a.subcommand..<br><br>0.=.c
dc320	75 72 72 65 6e 74 20 76 61 6c 75 65 2e 3c 62 72 3e 0a 31 20 3d 20 68 69 67 68 65 73 74 20 76 61	urrent.value.<br>.1.=.highest.va
dc340	6c 75 65 20 73 6f 20 66 61 72 2e 3c 62 72 3e 0a 32 20 3d 20 6d 61 78 69 6d 75 6d 20 70 6f 73 73	lue.so.far.<br>.2.=.maximum.poss
dc360	69 62 6c 65 20 76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 76 22 3e 77 76 3c	ible.value..<h3><a.name="wv">wv<
dc380	2f 61 3e 20 2d 20 77 6f 72 64 20 76 61 6c 75 65 20 28 30 2d 36 35 35 33 35 29 3c 2f 68 33 3e 0a	/a>.-.word.value.(0-65535)</h3>.
dc3a0	54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 77 6f 72 64 20 76 61 6c 75 65	The.command.expects.a.word.value
dc3c0	2e 0a 3c 68 32 3e 3c 61 20 6e 61 6d 65 3d 22 53 63 72 69 70 74 73 22 3e 53 63 72 69 70 74 73 3c	..<h2><a.name="Scripts">Scripts<
dc3e0	2f 61 3e 3c 2f 68 32 3e 0a 53 63 72 69 70 74 73 20 61 72 65 20 70 72 6f 67 72 61 6d 73 20 74 6f	/a></h2>.Scripts.are.programs.to
dc400	20 62 65 20 73 74 6f 72 65 64 20 61 6e 64 20 65 78 65 63 75 74 65 64 20 62 79 20 74 68 65 20 70	.be.stored.and.executed.by.the.p
dc420	69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 0a 54 68 65 79 20 61 72 65 20 69 6e 74 65 6e 64 65 64 20	igpio.daemon..They.are.intended.
dc440	74 6f 20 6d 69 74 69 67 61 74 65 20 61 6e 79 20 70 65 72 66 6f 72 6d 61 6e 63 65 20 70 72 6f 62	to.mitigate.any.performance.prob
dc460	6c 65 6d 73 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 0a 74 68 65 20 70 69 67 70 69 6f 20	lems.associated.with.the.pigpio.
dc480	64 61 65 6d 6f 6e 20 73 65 72 76 65 72 2f 63 6c 69 65 6e 74 20 6d 6f 64 65 6c 2e 0a 3c 68 33 3e	daemon.server/client.model..<h3>
dc4a0	45 78 61 6d 70 6c 65 3c 2f 68 33 3e 41 20 74 72 69 76 69 61 6c 20 65 78 61 6d 70 6c 65 20 6d 69	Example</h3>A.trivial.example.mi
dc4c0	67 68 74 20 62 65 20 75 73 65 66 75 6c 2e 20 20 53 75 70 70 6f 73 65 20 79 6f 75 20 77 61 6e 74	ght.be.useful...Suppose.you.want
dc4e0	20 74 6f 20 74 6f 67 67 6c 65 20 61 20 47 50 49 4f 0a 6f 6e 20 61 6e 64 20 6f 66 66 20 61 73 20	.to.toggle.a.GPIO.on.and.off.as.
dc500	66 61 73 74 20 61 73 20 70 6f 73 73 69 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 46 72 6f 6d 20 74	fast.as.possible..<br><br>From.t
dc520	68 65 20 63 6f 6d 6d 61 6e 64 20 6c 69 6e 65 20 79 6f 75 20 63 6f 75 6c 64 20 77 72 69 74 65 0a	he.command.line.you.could.write.
dc540	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 66 6f 72 26 6e 62 73 70 3b 28 28 69 3d 30 3b 26 6e 62	<br><br><code>for&nbsp;((i=0;&nb
dc560	73 70 3b 69 26 6c 74 3b 31 30 30 30 3b 69 2b 2b 29 29 3b 26 6e 62 73 70 3b 64 6f 26 6e 62 73 70	sp;i&lt;1000;i++));&nbsp;do&nbsp
dc580	3b 70 69 67 73 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 31 26 6e 62 73 70	;pigs&nbsp;w&nbsp;22&nbsp;1&nbsp
dc5a0	3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 30 3b 26 6e 62 73 70 3b 64 6f 6e 65 3c 62 72 3e	;w&nbsp;22&nbsp;0;&nbsp;done<br>
dc5c0	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 69 6d 69 6e 67 20 74 68 61 74 20 79 6f 75 20 77	</code><br><br>Timing.that.you.w
dc5e0	69 6c 6c 20 73 65 65 20 69 74 20 74 61 6b 65 73 20 61 62 6f 75 74 20 31 34 20 73 65 63 6f 6e 64	ill.see.it.takes.about.14.second
dc600	73 2c 20 6f 72 20 72 6f 75 67 68 6c 79 0a 37 30 20 74 6f 67 67 6c 65 73 20 70 65 72 20 73 65 63	s,.or.roughly.70.toggles.per.sec
dc620	6f 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 55 73 69 6e 67 20 74 68 65 20 70 69 67 70 69 6f 20 50 79	ond..<br><br>Using.the.pigpio.Py
dc640	74 68 6f 6e 20 6d 6f 64 75 6c 65 20 79 6f 75 20 63 6f 75 6c 64 20 75 73 65 20 63 6f 64 65 20 73	thon.module.you.could.use.code.s
dc660	75 63 68 20 61 73 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 21 2f 75 73 72 2f 62 69 6e 2f	uch.as.<br><br><code>#!/usr/bin/
dc680	65 6e 76 26 6e 62 73 70 3b 70 79 74 68 6f 6e 3c 62 72 3e 3c 62 72 3e 69 6d 70 6f 72 74 26 6e 62	env&nbsp;python<br><br>import&nb
dc6a0	73 70 3b 74 69 6d 65 3c 62 72 3e 3c 62 72 3e 69 6d 70 6f 72 74 26 6e 62 73 70 3b 70 69 67 70 69	sp;time<br><br>import&nbsp;pigpi
dc6c0	6f 3c 62 72 3e 3c 62 72 3e 50 49 4e 3d 34 3c 62 72 3e 3c 62 72 3e 54 4f 47 47 4c 45 3d 31 30 30	o<br><br>PIN=4<br><br>TOGGLE=100
dc6e0	30 30 3c 62 72 3e 3c 62 72 3e 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 2e	00<br><br>pi&nbsp;=&nbsp;pigpio.
dc700	70 69 28 29 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 43 6f 6e 6e 65 63 74 26 6e 62 73 70 3b 74 6f	pi()&nbsp;#&nbsp;Connect&nbsp;to
dc720	26 6e 62 73 70 3b 6c 6f 63 61 6c 26 6e 62 73 70 3b 50 69 2e 3c 62 72 3e 3c 62 72 3e 73 26 6e 62	&nbsp;local&nbsp;Pi.<br><br>s&nb
dc740	73 70 3b 3d 26 6e 62 73 70 3b 74 69 6d 65 2e 74 69 6d 65 28 29 3c 62 72 3e 3c 62 72 3e 66 6f 72	sp;=&nbsp;time.time()<br><br>for
dc760	26 6e 62 73 70 3b 69 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 72 61 6e 67 65 28 54 4f 47 47 4c	&nbsp;i&nbsp;in&nbsp;range(TOGGL
dc780	45 29 3a 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 2e 77 72 69 74	E):<br>&nbsp;&nbsp;&nbsp;pi.writ
dc7a0	65 28 50 49 4e 2c 26 6e 62 73 70 3b 31 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	e(PIN,&nbsp;1)<br>&nbsp;&nbsp;&n
dc7c0	62 73 70 3b 70 69 2e 77 72 69 74 65 28 50 49 4e 2c 26 6e 62 73 70 3b 30 29 3c 62 72 3e 3c 62 72	bsp;pi.write(PIN,&nbsp;0)<br><br
dc7e0	3e 65 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 74 69 6d 65 2e 74 69 6d 65 28 29 3c 62 72 3e 3c 62	>e&nbsp;=&nbsp;time.time()<br><b
dc800	72 3e 70 72 69 6e 74 28 22 70 69 67 70 69 6f 26 6e 62 73 70 3b 64 69 64 26 6e 62 73 70 3b 7b 7d	r>print("pigpio&nbsp;did&nbsp;{}
dc820	26 6e 62 73 70 3b 74 6f 67 67 6c 65 73 26 6e 62 73 70 3b 70 65 72 26 6e 62 73 70 3b 73 65 63 6f	&nbsp;toggles&nbsp;per&nbsp;seco
dc840	6e 64 22 2e 66 6f 72 6d 61 74 28 69 6e 74 28 54 4f 47 47 4c 45 2f 28 65 2d 73 29 29 29 29 3c 62	nd".format(int(TOGGLE/(e-s))))<b
dc860	72 3e 3c 62 72 3e 70 69 2e 73 74 6f 70 28 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	r><br>pi.stop()<br></code><br><b
dc880	72 3e 54 69 6d 69 6e 67 20 74 68 61 74 20 73 68 6f 77 73 20 61 20 73 70 65 65 64 20 69 6d 70 72	r>Timing.that.shows.a.speed.impr
dc8a0	6f 76 65 6d 65 6e 74 20 74 6f 20 72 6f 75 67 68 6c 79 20 38 30 30 20 74 6f 67 67 6c 65 73 20 70	ovement.to.roughly.800.toggles.p
dc8c0	65 72 20 73 65 63 6f 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 77 20 6c 65 74 27 73 20 75 73 65	er.second..<br><br>Now.let's.use
dc8e0	20 61 20 73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 67 73 26 6e 62	.a.script..<br><br><code>pigs&nb
dc900	73 70 3b 70 72 6f 63 26 6e 62 73 70 3b 74 61 67 26 6e 62 73 70 3b 39 39 39 26 6e 62 73 70 3b 77	sp;proc&nbsp;tag&nbsp;999&nbsp;w
dc920	26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e	&nbsp;22&nbsp;1&nbsp;w&nbsp;22&n
dc940	62 73 70 3b 30 26 6e 62 73 70 3b 64 63 72 26 6e 62 73 70 3b 70 30 26 6e 62 73 70 3b 6a 70 26 6e	bsp;0&nbsp;dcr&nbsp;p0&nbsp;jp&n
dc960	62 73 70 3b 39 39 39 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 49 67 6e 6f 72 65	bsp;999<br></code><br><br>Ignore
dc980	20 74 68 65 20 64 65 74 61 69 6c 73 20 66 6f 72 20 6e 6f 77 2e 0a 3c 62 72 3e 3c 62 72 3e 4c 65	.the.details.for.now..<br><br>Le
dc9a0	74 27 73 20 74 69 6d 65 20 74 68 65 20 73 63 72 69 70 74 20 72 75 6e 6e 69 6e 67 2e 0a 3c 62 72	t's.time.the.script.running..<br
dc9c0	3e 3c 62 72 3e 41 67 61 69 6e 2c 20 69 67 6e 6f 72 65 20 74 68 65 20 64 65 74 61 69 6c 73 20 66	><br>Again,.ignore.the.details.f
dc9e0	6f 72 20 6e 6f 77 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 74 69 6d 65 26 6e 62 73 70 3b	or.now..<br><br><code>time&nbsp;
dca00	28 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 72 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 30	(pigs&nbsp;procr&nbsp;0&nbsp;100
dca20	30 30 30 30 30 3b 26 6e 62 73 70 3b 77 68 69 6c 65 26 6e 62 73 70 3b 61 3d 24 28 70 69 67 73 26	00000;&nbsp;while&nbsp;a=$(pigs&
dca40	6e 62 73 70 3b 70 72 6f 63 70 26 6e 62 73 70 3b 30 29 3b 26 6e 62 73 70 3b 5b 5b 26 6e 62 73 70	nbsp;procp&nbsp;0);&nbsp;[[&nbsp
dca60	3b 24 7b 61 3a 3a 31 7d 26 6e 62 73 70 3b 2d 65 71 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 5d 5d	;${a::1}&nbsp;-eq&nbsp;2&nbsp;]]
dca80	3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 64 6f 26 6e 62 73 70 3b 73 6c 65 65 70 26 6e 62 73 70 3b 30	;\<br>&nbsp;do&nbsp;sleep&nbsp;0
dcaa0	2e 32 3b 26 6e 62 73 70 3b 64 6f 6e 65 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	.2;&nbsp;done)<br></code><br><br
dcac0	3e 54 68 65 20 73 63 72 69 70 74 20 74 61 6b 65 73 20 72 6f 75 67 68 6c 79 20 31 32 20 73 65 63	>The.script.takes.roughly.12.sec
dcae0	6f 6e 64 73 20 74 6f 20 63 6f 6d 70 6c 65 74 65 2c 20 6f 72 20 38 30 30 2c 30 30 30 20 74 6f 67	onds.to.complete,.or.800,000.tog
dcb00	67 6c 65 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 61 74 20 69 73	gles.per.second..<br><br>That.is
dcb20	20 74 68 65 20 61 64 76 61 6e 74 61 67 65 20 6f 66 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70	.the.advantage.of.a.stored.scrip
dcb40	74 2e 0a 3c 62 72 3e 3c 62 72 3e 53 6f 6d 65 20 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62 72	t..<br><br>Some.details..<br><br
dcb60	3e 3c 63 6f 64 65 3e 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 26 6e 62 73 70 3b 74 61 67 26 6e	><code>pigs&nbsp;proc&nbsp;tag&n
dcb80	62 73 70 3b 39 39 39 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 31 26 6e 62	bsp;999&nbsp;w&nbsp;22&nbsp;1&nb
dcba0	73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 64 63 72 26 6e 62 73	sp;w&nbsp;22&nbsp;0&nbsp;dcr&nbs
dcbc0	70 3b 70 30 26 6e 62 73 70 3b 6a 70 26 6e 62 73 70 3b 39 39 39 3c 62 72 3e 3c 2f 63 6f 64 65 3e	p;p0&nbsp;jp&nbsp;999<br></code>
dcbe0	3c 62 72 3e 3c 62 72 3e 70 72 6f 63 20 69 6e 74 72 6f 64 75 63 65 73 20 61 20 73 63 72 69 70 74	<br><br>proc.introduces.a.script
dcc00	2e 20 20 45 76 65 72 79 74 68 69 6e 67 20 61 66 74 65 72 20 70 72 6f 63 20 69 73 20 70 61 72 74	...Everything.after.proc.is.part
dcc20	20 6f 66 20 74 68 65 20 73 63 72 69 70 74 2e 3c 62 72 3e 0a 74 61 67 20 39 39 39 20 6e 61 6d 65	.of.the.script.<br>.tag.999.name
dcc40	73 20 74 68 65 20 63 75 72 72 65 6e 74 20 70 6f 73 69 74 69 6f 6e 20 69 6e 20 74 68 65 20 73 63	s.the.current.position.in.the.sc
dcc60	72 69 70 74 2e 3c 62 72 3e 0a 77 20 32 32 20 31 20 77 72 69 74 65 73 20 31 20 74 6f 20 47 50 49	ript.<br>.w.22.1.writes.1.to.GPI
dcc80	4f 20 32 32 2e 3c 62 72 3e 0a 77 20 32 32 20 30 20 77 72 69 74 65 73 20 30 20 74 6f 20 47 50 49	O.22.<br>.w.22.0.writes.0.to.GPI
dcca0	4f 20 32 32 2e 3c 62 72 3e 0a 64 63 72 20 70 30 20 64 65 63 72 65 6d 65 6e 74 73 20 70 61 72 61	O.22.<br>.dcr.p0.decrements.para
dccc0	6d 65 74 65 72 20 30 2e 3c 62 72 3e 0a 6a 70 20 39 39 39 20 6a 75 6d 70 73 20 74 6f 20 74 61 67	meter.0.<br>.jp.999.jumps.to.tag
dcce0	20 39 39 39 20 69 66 20 74 68 65 20 72 65 73 75 6c 74 20 69 73 20 70 6f 73 69 74 69 76 65 2e 0a	.999.if.the.result.is.positive..
dcd00	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 74 69 6d 65 26 6e 62 73 70 3b 28 70 69 67 73 26 6e 62	<br><br><code>time&nbsp;(pigs&nb
dcd20	73 70 3b 70 72 6f 63 72 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 30 30 30 30 30 30 3b 26 6e	sp;procr&nbsp;0&nbsp;10000000;&n
dcd40	62 73 70 3b 77 68 69 6c 65 26 6e 62 73 70 3b 61 3d 24 28 70 69 67 73 26 6e 62 73 70 3b 70 72 6f	bsp;while&nbsp;a=$(pigs&nbsp;pro
dcd60	63 70 26 6e 62 73 70 3b 30 29 3b 26 6e 62 73 70 3b 5b 5b 26 6e 62 73 70 3b 24 7b 61 3a 3a 31 7d	cp&nbsp;0);&nbsp;[[&nbsp;${a::1}
dcd80	26 6e 62 73 70 3b 2d 65 71 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 5d 5d 3b 5c 3c 62 72 3e 26 6e	&nbsp;-eq&nbsp;2&nbsp;]];\<br>&n
dcda0	62 73 70 3b 64 6f 26 6e 62 73 70 3b 73 6c 65 65 70 26 6e 62 73 70 3b 30 2e 32 3b 26 6e 62 73 70	bsp;do&nbsp;sleep&nbsp;0.2;&nbsp
dcdc0	3b 64 6f 6e 65 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 70 69 67 73 20 70 72	;done)<br></code><br><br>pigs.pr
dcde0	6f 63 72 20 30 20 31 30 30 30 30 30 30 30 20 73 74 61 72 74 73 20 73 63 72 69 70 74 20 30 20 77	ocr.0.10000000.starts.script.0.w
dce00	69 74 68 20 70 61 72 61 6d 65 74 65 72 20 30 20 6f 66 20 31 30 20 6d 69 6c 6c 69 6f 6e 2e 0a 3c	ith.parameter.0.of.10.million..<
dce20	62 72 3e 3c 62 72 3e 54 68 65 20 72 65 73 74 20 69 73 20 62 61 73 68 20 61 70 61 72 74 20 66 72	br><br>The.rest.is.bash.apart.fr
dce40	6f 6d 0a 3c 62 72 3e 3c 62 72 3e 70 69 67 73 20 70 72 6f 63 70 20 30 20 61 73 6b 73 20 66 6f 72	om.<br><br>pigs.procp.0.asks.for
dce60	20 74 68 65 20 73 74 61 74 75 73 20 61 6e 64 20 70 61 72 61 6d 65 74 65 72 73 20 6f 66 20 73 63	.the.status.and.parameters.of.sc
dce80	72 69 70 74 20 30 2e 0a 54 68 65 20 73 74 61 74 75 73 20 77 69 6c 6c 20 62 65 20 32 20 77 68 69	ript.0..The.status.will.be.2.whi
dcea0	6c 65 20 74 68 65 20 73 63 72 69 70 74 20 69 73 20 72 75 6e 6e 69 6e 67 20 61 6e 64 20 31 20 77	le.the.script.is.running.and.1.w
dcec0	68 65 6e 20 69 74 20 69 73 20 63 6f 6d 70 6c 65 74 65 2e 0a 3c 68 33 3e 56 69 72 74 75 61 6c 20	hen.it.is.complete..<h3>Virtual.
dcee0	6d 61 63 68 69 6e 65 3c 2f 68 33 3e 41 20 73 63 72 69 70 74 20 72 75 6e 73 20 77 69 74 68 69 6e	machine</h3>A.script.runs.within
dcf00	20 61 20 76 69 72 74 75 61 6c 20 6d 61 63 68 69 6e 65 20 77 69 74 68 0a 3c 62 72 3e 3c 62 72 3e	.a.virtual.machine.with.<br><br>
dcf20	61 20 33 32 20 62 69 74 20 61 63 63 75 6d 75 6c 61 74 6f 72 20 41 2e 3c 62 72 3e 0a 61 20 66 6c	a.32.bit.accumulator.A.<br>.a.fl
dcf40	61 67 73 20 72 65 67 69 73 74 65 72 20 46 2e 3c 62 72 3e 0a 61 20 70 72 6f 67 72 61 6d 20 63 6f	ags.register.F.<br>.a.program.co
dcf60	75 6e 74 65 72 20 50 43 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 73 63 72 69 70 74 20 68 61	unter.PC..<br><br>Each.script.ha
dcf80	73 0a 3c 62 72 3e 3c 62 72 3e 31 30 20 70 61 72 61 6d 65 74 65 72 73 20 6e 61 6d 65 64 20 30 20	s.<br><br>10.parameters.named.0.
dcfa0	74 68 72 6f 75 67 68 20 39 2e 3c 62 72 3e 0a 31 35 30 20 76 61 72 69 61 62 6c 65 73 20 6e 61 6d	through.9.<br>.150.variables.nam
dcfc0	65 64 20 30 20 74 68 72 6f 75 67 68 20 31 34 39 2e 3c 62 72 3e 0a 35 30 20 6c 61 62 65 6c 73 20	ed.0.through.149.<br>.50.labels.
dcfe0	77 68 69 63 68 20 61 72 65 20 6e 61 6d 65 64 20 62 79 20 61 6e 79 20 75 6e 69 71 75 65 20 6e 75	which.are.named.by.any.unique.nu
dd000	00 00 00 df 6c 6c 62 61 63 6b 20 6d 61 79 20 68 61 76 65 0a 68 61 70 70 65 6e 65 64 20 73 65 76	....llback.may.have.happened.sev
dd020	65 72 61 6c 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 20 62 65 66 6f 72 65 20 61 6e 64 20 74 68 65	eral.milliseconds.before.and.the
dd040	20 47 50 49 4f 20 6d 61 79 20 68 61 76 65 0a 63 68 61 6e 67 65 64 20 6c 65 76 65 6c 20 6d 61 6e	.GPIO.may.have.changed.level.man
dd060	79 20 74 69 6d 65 73 20 73 69 6e 63 65 20 74 68 65 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	y.times.since.then..<br><br>The.
dd080	74 69 63 6b 20 76 61 6c 75 65 20 69 73 20 74 68 65 20 74 69 6d 65 20 73 74 61 6d 70 20 6f 66 20	tick.value.is.the.time.stamp.of.
dd0a0	74 68 65 20 73 61 6d 70 6c 65 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2c 20 73 65 65 0a	the.sample.in.microseconds,.see.
dd0c0	3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 54 69 63 6b 22 3e 67 70 69 6f 54 69 63 6b 3c 2f 61 3e	<a.href="#gpioTick">gpioTick</a>
dd0e0	20 66 6f 72 20 6d 6f 72 65 20 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	.for.more.details..<br><br><b><s
dd100	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
dd120	3c 63 6f 64 65 3e 76 6f 69 64 26 6e 62 73 70 3b 61 46 75 6e 63 74 69 6f 6e 28 69 6e 74 26 6e 62	<code>void&nbsp;aFunction(int&nb
dd140	73 70 3b 67 70 69 6f 2c 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 6c 65 76 65 6c 2c 26 6e 62	sp;gpio,&nbsp;int&nbsp;level,&nb
dd160	73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 29 3c 62 72 3e 7b 3c 62 72 3e 26	sp;uint32_t&nbsp;tick)<br>{<br>&
dd180	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 66 28 22 47 50 49 4f 26 6e 62	nbsp;&nbsp;&nbsp;printf("GPIO&nb
dd1a0	73 70 3b 25 64 26 6e 62 73 70 3b 62 65 63 61 6d 65 26 6e 62 73 70 3b 25 64 26 6e 62 73 70 3b 61	sp;%d&nbsp;became&nbsp;%d&nbsp;a
dd1c0	74 26 6e 62 73 70 3b 25 64 22 2c 26 6e 62 73 70 3b 67 70 69 6f 2c 26 6e 62 73 70 3b 6c 65 76 65	t&nbsp;%d",&nbsp;gpio,&nbsp;leve
dd1e0	6c 2c 26 6e 62 73 70 3b 74 69 63 6b 29 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62	l,&nbsp;tick);<br>}<br><br>//&nb
dd200	73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 61 46 75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 77 68 65 6e	sp;call&nbsp;aFunction&nbsp;when
dd220	65 76 65 72 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 63 68 61 6e 67	ever&nbsp;GPIO&nbsp;4&nbsp;chang
dd240	65 73 26 6e 62 73 70 3b 73 74 61 74 65 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 53 65 74 41 6c 65 72	es&nbsp;state<br><br>gpioSetAler
dd260	74 46 75 6e 63 28 34 2c 26 6e 62 73 70 3b 61 46 75 6e 63 74 69 6f 6e 29 3b 3c 62 72 3e 3c 2f 63	tFunc(4,&nbsp;aFunction);<br></c
dd280	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e	ode><h3><a.name="gpioSetAlertFun
dd2a0	63 45 78 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69	cEx"></a><a.href="#int"><small>i
dd2c0	6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 45	nt</small></a>.gpioSetAlertFuncE
dd2e0	78 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	x<small>(<a.href="#unsigned">uns
dd300	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75	igned</a>.<a.href="#user_gpio">u
dd320	73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 41 6c 65 72	ser_gpio</a>,.<a.href="#gpioAler
dd340	74 46 75 6e 63 45 78 5f 74 22 3e 67 70 69 6f 41 6c 65 72 74 46 75 6e 63 45 78 5f 74 3c 2f 61 3e	tFuncEx_t">gpioAlertFuncEx_t</a>
dd360	20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 76	.<a.href="#f">f</a>,.<a.href="#v
dd380	6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 75 73 65 72 64 61 74	oid">void</a>.<a.href="#*userdat
dd3a0	61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52	a">*userdata</a>)</small></h3>.R
dd3c0	65 67 69 73 74 65 72 73 20 61 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 62 65 20 63 61 6c 6c 65 64	egisters.a.function.to.be.called
dd3e0	20 28 61 20 63 61 6c 6c 62 61 63 6b 29 20 77 68 65 6e 20 74 68 65 20 73 70 65 63 69 66 69 65 64	.(a.callback).when.the.specified
dd400	0a 47 50 49 4f 20 63 68 61 6e 67 65 73 20 73 74 61 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	.GPIO.changes.state..<br><br><co
dd420	64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70	de>user_gpio:&nbsp;0-31<br>&nbsp
dd440	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
dd460	6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c 6c	nbsp;&nbsp;f:&nbsp;the&nbsp;call
dd480	62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 3c 62 72 3e 26 6e 62 73 70 3b 75 73 65 72	back&nbsp;function<br>&nbsp;user
dd4a0	64 61 74 61 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	data:&nbsp;pointer&nbsp;to&nbsp;
dd4c0	61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b 75 73 65 72 26 6e 62 73 70 3b 64 61 74 61 3c 62 72	arbitrary&nbsp;user&nbsp;data<br
dd4e0	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c	></code><br><br>Returns.0.if.OK,
dd500	20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e 0a 3c 62 72	.otherwise.PI_BAD_USER_GPIO..<br
dd520	3e 3c 62 72 3e 4f 6e 65 20 63 61 6c 6c 62 61 63 6b 20 6d 61 79 20 62 65 20 72 65 67 69 73 74 65	><br>One.callback.may.be.registe
dd540	72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61	red.per.GPIO..<br><br>The.callba
dd560	63 6b 20 69 73 20 70 61 73 73 65 64 20 74 68 65 20 47 50 49 4f 2c 20 74 68 65 20 6e 65 77 20 6c	ck.is.passed.the.GPIO,.the.new.l
dd580	65 76 65 6c 2c 20 74 68 65 20 74 69 63 6b 2c 20 61 6e 64 0a 74 68 65 20 75 73 65 72 64 61 74 61	evel,.the.tick,.and.the.userdata
dd5a0	20 70 6f 69 6e 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 61 72 61 6d 65 74 65	.pointer..<br><br><code>Paramete
dd5c0	72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 56 61 6c 75 65 26 6e 62 73 70 3b 26 6e	r&nbsp;&nbsp;&nbsp;Value&nbsp;&n
dd5e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 4d 65 61 6e 69 6e 67 3c 62 72 3e 3c 62 72 3e 47	bsp;&nbsp;&nbsp;Meaning<br><br>G
dd600	50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	PIO&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
dd620	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 26 6e 62	;&nbsp;&nbsp;&nbsp;0-31&nbsp;&nb
dd640	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 47 50	sp;&nbsp;&nbsp;&nbsp;The&nbsp;GP
dd660	49 4f 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 68 61 73 26 6e 62 73 70 3b 63 68 61 6e	IO&nbsp;which&nbsp;has&nbsp;chan
dd680	67 65 64 26 6e 62 73 70 3b 73 74 61 74 65 3c 62 72 3e 3c 62 72 3e 6c 65 76 65 6c 26 6e 62 73 70	ged&nbsp;state<br><br>level&nbsp
dd6a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
dd6c0	6e 62 73 70 3b 30 2d 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;0-2&nbsp;&nbsp;&nbsp;&nbsp;
dd6e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65	&nbsp;&nbsp;0&nbsp;=&nbsp;change
dd700	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6c 6f 77 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 66	&nbsp;to&nbsp;low&nbsp;(a&nbsp;f
dd720	61 6c 6c 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	alling&nbsp;edge)<br>&nbsp;&nbsp
dd740	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
dd760	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
dd780	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
dd7a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70	;&nbsp;&nbsp;&nbsp;1&nbsp;=&nbsp
dd7c0	3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 69 67 68 26 6e 62 73 70 3b 28	;change&nbsp;to&nbsp;high&nbsp;(
dd7e0	61 26 6e 62 73 70 3b 72 69 73 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73	a&nbsp;rising&nbsp;edge)<br>&nbs
dd800	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
dd820	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
dd840	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
dd860	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70	p;&nbsp;&nbsp;&nbsp;&nbsp;2&nbsp
dd880	3b 3d 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 63 68 61 6e 67	;=&nbsp;no&nbsp;level&nbsp;chang
dd8a0	65 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 77 61 74 63 68 64 6f 67 26 6e 62 73 70 3b 74 69 6d	e&nbsp;(a&nbsp;watchdog&nbsp;tim
dd8c0	65 6f 75 74 29 3c 62 72 3e 3c 62 72 3e 74 69 63 6b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	eout)<br><br>tick&nbsp;&nbsp;&nb
dd8e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
dd900	3b 33 32 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68	;32&nbsp;bit&nbsp;&nbsp;&nbsp;Th
dd920	65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 69 63 72 6f	e&nbsp;number&nbsp;of&nbsp;micro
dd940	73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 73 69 6e 63 65 26 6e 62 73 70 3b 62 6f 6f 74 3c 62 72 3e	seconds&nbsp;since&nbsp;boot<br>
dd960	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
dd980	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
dd9a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
dd9c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 57 41	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;WA
dd9e0	52 4e 49 4e 47 3a 26 6e 62 73 70 3b 74 68 69 73 26 6e 62 73 70 3b 77 72 61 70 73 26 6e 62 73 70	RNING:&nbsp;this&nbsp;wraps&nbsp
dda00	3b 61 72 6f 75 6e 64 26 6e 62 73 70 3b 66 72 6f 6d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	;around&nbsp;from<br>&nbsp;&nbsp
dda20	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
dda40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
dda60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
dda80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 32 39 34 39 36 37 32 39 35 26 6e 62	;&nbsp;&nbsp;&nbsp;4294967295&nb
ddaa0	73 70 3b 74 6f 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 72 6f 75 67 68 6c 79 26 6e 62 73 70 3b 65	sp;to&nbsp;0&nbsp;roughly&nbsp;e
ddac0	76 65 72 79 26 6e 62 73 70 3b 37 32 26 6e 62 73 70 3b 6d 69 6e 75 74 65 73 3c 62 72 3e 3c 62 72	very&nbsp;72&nbsp;minutes<br><br
ddae0	3e 75 73 65 72 64 61 74 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	>userdata&nbsp;&nbsp;&nbsp;&nbsp
ddb00	3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 6f 69 6e 74 65 72 26 6e 62 73 70	;pointer&nbsp;&nbsp;Pointer&nbsp
ddb20	3b 74 6f 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b	;to&nbsp;an&nbsp;arbitrary&nbsp;
ddb40	6f 62 6a 65 63 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20	object<br></code><br><br>See.<a.
ddb60	68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 22 3e 67 70 69 6f 53 65 74	href="#gpioSetAlertFunc">gpioSet
ddb80	41 6c 65 72 74 46 75 6e 63 3c 2f 61 3e 20 66 6f 72 20 66 75 72 74 68 65 72 20 64 65 74 61 69 6c	AlertFunc</a>.for.further.detail
ddba0	73 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20 6f 66 20 3c 61 20 68 72 65 66 3d 22	s..<br><br>Only.one.of.<a.href="
ddbc0	23 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 41 6c 65 72 74 46	#gpioSetAlertFunc">gpioSetAlertF
ddbe0	75 6e 63 3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 41 6c 65 72	unc</a>.or.<a.href="#gpioSetAler
ddc00	74 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 45 78 3c 2f 61 3e 20	tFuncEx">gpioSetAlertFuncEx</a>.
ddc20	63 61 6e 20 62 65 0a 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 68 33 3e	can.be.registered.per.GPIO..<h3>
ddc40	3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 22 3e 3c 2f 61 3e 3c 61 20	<a.name="gpioSetISRFunc"></a><a.
ddc60	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
ddc80	61 3e 20 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	a>.gpioSetISRFunc<small>(<a.href
ddca0	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
ddcc0	66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e	f="#gpio">gpio</a>,.<a.href="#un
ddce0	73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65	signed">unsigned</a>.<a.href="#e
ddd00	64 67 65 22 3e 65 64 67 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e	dge">edge</a>,.<a.href="#int">in
ddd20	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 6f 75 74 22 3e 74 69 6d 65 6f 75 74	t</a>.<a.href="#timeout">timeout
ddd40	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 53 52 46 75 6e 63 5f 74 22 3e 67	</a>,.<a.href="#gpioISRFunc_t">g
ddd60	70 69 6f 49 53 52 46 75 6e 63 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c	pioISRFunc_t</a>.<a.href="#f">f<
ddd80	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 67 69 73 74 65 72 73 20 61 20 66 75	/a>)</small></h3>.Registers.a.fu
ddda0	6e 63 74 69 6f 6e 20 74 6f 20 62 65 20 63 61 6c 6c 65 64 20 28 61 20 63 61 6c 6c 62 61 63 6b 29	nction.to.be.called.(a.callback)
dddc0	20 77 68 65 6e 65 76 65 72 20 74 68 65 20 73 70 65 63 69 66 69 65 64 0a 47 50 49 4f 20 69 6e 74	.whenever.the.specified.GPIO.int
ddde0	65 72 72 75 70 74 20 6f 63 63 75 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62	errupt.occurs..<br><br><code>&nb
dde00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 3c 62	sp;&nbsp;&nbsp;gpio:&nbsp;0-53<b
dde20	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 64 67 65 3a 26 6e 62 73 70 3b 52	r>&nbsp;&nbsp;&nbsp;edge:&nbsp;R
dde40	49 53 49 4e 47 5f 45 44 47 45 2c 26 6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2c 26 6e	ISING_EDGE,&nbsp;FALLING_EDGE,&n
dde60	62 73 70 3b 6f 72 26 6e 62 73 70 3b 45 49 54 48 45 52 5f 45 44 47 45 3c 62 72 3e 74 69 6d 65 6f	bsp;or&nbsp;EITHER_EDGE<br>timeo
dde80	75 74 3a 26 6e 62 73 70 3b 69 6e 74 65 72 72 75 70 74 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 26	ut:&nbsp;interrupt&nbsp;timeout&
ddea0	6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 28	nbsp;in&nbsp;milliseconds&nbsp;(
ddec0	26 6c 74 3b 3d 30 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 63 61 6e 63 65 6c 29 3c 62 72 3e 26	&lt;=0&nbsp;to&nbsp;cancel)<br>&
ddee0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
ddf00	73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73	sp;f:&nbsp;the&nbsp;callback&nbs
ddf20	70 3b 66 75 6e 63 74 69 6f 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74	p;function<br></code><br><br>Ret
ddf40	75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47	urns.0.if.OK,.otherwise.PI_BAD_G
ddf60	50 49 4f 2c 20 50 49 5f 42 41 44 5f 45 44 47 45 2c 0a 6f 72 20 50 49 5f 42 41 44 5f 49 53 52 5f	PIO,.PI_BAD_EDGE,.or.PI_BAD_ISR_
ddf80	49 4e 49 54 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 65 20 66 75 6e 63 74 69 6f 6e 20 6d 61 79 20 62	INIT..<br><br>One.function.may.b
ddfa0	65 20 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 54	e.registered.per.GPIO..<br><br>T
ddfc0	68 65 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 70 61 73 73 65 64 20 74 68 65 20 47 50 49 4f 2c 20	he.function.is.passed.the.GPIO,.
ddfe0	74 68 65 20 63 75 72 72 65 6e 74 20 6c 65 76 65 6c 2c 20 61 6e 64 20 74 68 65 0a 63 75 72 72 65	the.current.level,.and.the.curre
de000	00 00 00 e0 6e 74 20 74 69 63 6b 2e 20 20 54 68 65 20 6c 65 76 65 6c 20 77 69 6c 6c 20 62 65 20	....nt.tick...The.level.will.be.
de020	50 49 5f 54 49 4d 45 4f 55 54 20 69 66 20 74 68 65 20 6f 70 74 69 6f 6e 61 6c 0a 69 6e 74 65 72	PI_TIMEOUT.if.the.optional.inter
de040	72 75 70 74 20 74 69 6d 65 6f 75 74 20 65 78 70 69 72 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	rupt.timeout.expires..<br><br><c
de060	6f 64 65 3e 50 61 72 61 6d 65 74 65 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 56	ode>Parameter&nbsp;&nbsp;&nbsp;V
de080	61 6c 75 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 4d 65 61 6e	alue&nbsp;&nbsp;&nbsp;&nbsp;Mean
de0a0	69 6e 67 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	ing<br><br>GPIO&nbsp;&nbsp;&nbsp
de0c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0
de0e0	2d 35 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	-53&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
de100	3b 54 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 68	;The&nbsp;GPIO&nbsp;which&nbsp;h
de120	61 73 26 6e 62 73 70 3b 63 68 61 6e 67 65 64 26 6e 62 73 70 3b 73 74 61 74 65 3c 62 72 3e 3c 62	as&nbsp;changed&nbsp;state<br><b
de140	72 3e 6c 65 76 65 6c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	r>level&nbsp;&nbsp;&nbsp;&nbsp;&
de160	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 2d 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;&nbsp;&nbsp;0-2&nbsp;&nbsp;
de180	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 3d	&nbsp;&nbsp;&nbsp;&nbsp;0&nbsp;=
de1a0	26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6c 6f 77 26 6e 62	&nbsp;change&nbsp;to&nbsp;low&nb
de1c0	73 70 3b 28 61 26 6e 62 73 70 3b 66 61 6c 6c 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72	sp;(a&nbsp;falling&nbsp;edge)<br
de1e0	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
de200	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
de220	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
de240	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1
de260	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	&nbsp;=&nbsp;change&nbsp;to&nbsp
de280	3b 68 69 67 68 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 72 69 73 69 6e 67 26 6e 62 73 70 3b 65	;high&nbsp;(a&nbsp;rising&nbsp;e
de2a0	64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	dge)<br>&nbsp;&nbsp;&nbsp;&nbsp;
de2c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
de2e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
de300	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
de320	26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 6c 65 76 65	&nbsp;2&nbsp;=&nbsp;no&nbsp;leve
de340	6c 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 28 69 6e 74 65 72 72 75 70 74 26 6e 62	l&nbsp;change&nbsp;(interrupt&nb
de360	73 70 3b 74 69 6d 65 6f 75 74 29 3c 62 72 3e 3c 62 72 3e 74 69 63 6b 26 6e 62 73 70 3b 26 6e 62	sp;timeout)<br><br>tick&nbsp;&nb
de380	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
de3a0	3b 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;&nbsp;32&nbsp;bit&nbsp;&nbsp;&n
de3c0	62 73 70 3b 54 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70	bsp;The&nbsp;number&nbsp;of&nbsp
de3e0	3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 73 69 6e 63 65 26 6e 62 73 70 3b 62 6f	;microseconds&nbsp;since&nbsp;bo
de400	6f 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ot<br>&nbsp;&nbsp;&nbsp;&nbsp;&n
de420	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
de440	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
de460	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
de480	62 73 70 3b 57 41 52 4e 49 4e 47 3a 26 6e 62 73 70 3b 74 68 69 73 26 6e 62 73 70 3b 77 72 61 70	bsp;WARNING:&nbsp;this&nbsp;wrap
de4a0	73 26 6e 62 73 70 3b 61 72 6f 75 6e 64 26 6e 62 73 70 3b 66 72 6f 6d 3c 62 72 3e 26 6e 62 73 70	s&nbsp;around&nbsp;from<br>&nbsp
de4c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
de4e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
de500	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
de520	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 32 39 34 39 36 37	;&nbsp;&nbsp;&nbsp;&nbsp;4294967
de540	32 39 35 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 72 6f 75 67 68 6c 79 26	295&nbsp;to&nbsp;0&nbsp;roughly&
de560	6e 62 73 70 3b 65 76 65 72 79 26 6e 62 73 70 3b 37 32 26 6e 62 73 70 3b 6d 69 6e 75 74 65 73 3c	nbsp;every&nbsp;72&nbsp;minutes<
de580	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 75 6e 64 65 72 6c 79 69 6e 67	br></code><br><br>The.underlying
de5a0	20 4c 69 6e 75 78 20 73 79 73 66 73 20 47 50 49 4f 20 69 6e 74 65 72 66 61 63 65 20 69 73 20 75	.Linux.sysfs.GPIO.interface.is.u
de5c0	73 65 64 20 74 6f 20 70 72 6f 76 69 64 65 0a 74 68 65 20 69 6e 74 65 72 72 75 70 74 20 73 65 72	sed.to.provide.the.interrupt.ser
de5e0	76 69 63 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 69 72 73 74 20 74 69 6d 65 20 74 68	vices..<br><br>The.first.time.th
de600	65 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 63 61 6c 6c 65 64 2c 20 77 69 74 68 20 61 20 6e 6f 6e	e.function.is.called,.with.a.non
de620	2d 4e 55 4c 4c 20 66 2c 20 74 68 65 0a 47 50 49 4f 20 69 73 20 65 78 70 6f 72 74 65 64 2c 20 73	-NULL.f,.the.GPIO.is.exported,.s
de640	65 74 20 74 6f 20 62 65 20 61 6e 20 69 6e 70 75 74 2c 20 61 6e 64 20 73 65 74 20 74 6f 20 69 6e	et.to.be.an.input,.and.set.to.in
de660	74 65 72 72 75 70 74 0a 6f 6e 20 74 68 65 20 67 69 76 65 6e 20 65 64 67 65 20 61 6e 64 20 74 69	terrupt.on.the.given.edge.and.ti
de680	6d 65 6f 75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 53 75 62 73 65 71 75 65 6e 74 20 63 61 6c 6c 73 2c	meout..<br><br>Subsequent.calls,
de6a0	20 77 69 74 68 20 61 20 6e 6f 6e 2d 4e 55 4c 4c 20 66 2c 20 63 61 6e 20 76 61 72 79 20 6f 6e 65	.with.a.non-NULL.f,.can.vary.one
de6c0	20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 0a 65 64 67 65 2c 20 74 69 6d 65 6f 75 74 2c 20 6f	.or.more.of.the.edge,.timeout,.o
de6e0	72 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 49 53 52 20 6d 61 79 20	r.function..<br><br>The.ISR.may.
de700	62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 70 61 73 73 69 6e 67 20 61 20 4e 55 4c 4c 20 66	be.cancelled.by.passing.a.NULL.f
de720	2c 20 69 6e 20 77 68 69 63 68 20 63 61 73 65 20 74 68 65 0a 47 50 49 4f 20 69 73 20 75 6e 65 78	,.in.which.case.the.GPIO.is.unex
de740	70 6f 72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 74 69 63 6b 20 69 73 20 74 68 61 74	ported..<br><br>The.tick.is.that
de760	20 72 65 61 64 20 61 74 20 74 68 65 20 74 69 6d 65 20 74 68 65 20 70 72 6f 63 65 73 73 20 77 61	.read.at.the.time.the.process.wa
de780	73 20 69 6e 66 6f 72 6d 65 64 20 6f 66 0a 74 68 65 20 69 6e 74 65 72 72 75 70 74 2e 20 20 54 68	s.informed.of.the.interrupt...Th
de7a0	69 73 20 77 69 6c 6c 20 62 65 20 61 20 76 61 72 69 61 62 6c 65 20 6e 75 6d 62 65 72 20 6f 66 20	is.will.be.a.variable.number.of.
de7c0	6d 69 63 72 6f 73 65 63 6f 6e 64 73 0a 61 66 74 65 72 20 74 68 65 20 69 6e 74 65 72 72 75 70 74	microseconds.after.the.interrupt
de7e0	20 6f 63 63 75 72 72 65 64 2e 20 20 54 79 70 69 63 61 6c 6c 79 20 74 68 65 20 6c 61 74 65 6e 63	.occurred...Typically.the.latenc
de800	79 20 77 69 6c 6c 20 62 65 20 6f 66 0a 74 68 65 20 6f 72 64 65 72 20 6f 66 20 35 30 20 6d 69 63	y.will.be.of.the.order.of.50.mic
de820	72 6f 73 65 63 6f 6e 64 73 2e 20 20 54 68 65 20 6c 61 74 65 6e 63 79 20 69 73 20 6e 6f 74 20 67	roseconds...The.latency.is.not.g
de840	75 61 72 61 6e 74 65 65 64 0a 61 6e 64 20 77 69 6c 6c 20 76 61 72 79 20 77 69 74 68 20 73 79 73	uaranteed.and.will.vary.with.sys
de860	74 65 6d 20 6c 6f 61 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6c 65 76 65 6c 20 69 73 20 74	tem.load..<br><br>The.level.is.t
de880	68 61 74 20 72 65 61 64 20 61 74 20 74 68 65 20 74 69 6d 65 20 74 68 65 20 70 72 6f 63 65 73 73	hat.read.at.the.time.the.process
de8a0	20 77 61 73 20 69 6e 66 6f 72 6d 65 64 20 6f 66 0a 74 68 65 20 69 6e 74 65 72 72 75 70 74 2c 20	.was.informed.of.the.interrupt,.
de8c0	6f 72 20 50 49 5f 54 49 4d 45 4f 55 54 20 69 66 20 74 68 65 20 6f 70 74 69 6f 6e 61 6c 20 69 6e	or.PI_TIMEOUT.if.the.optional.in
de8e0	74 65 72 72 75 70 74 20 74 69 6d 65 6f 75 74 0a 65 78 70 69 72 65 64 2e 20 20 49 74 20 6d 61 79	terrupt.timeout.expired...It.may
de900	20 6e 6f 74 20 62 65 20 74 68 65 20 73 61 6d 65 20 61 73 20 74 68 65 20 65 78 70 65 63 74 65 64	.not.be.the.same.as.the.expected
de920	20 65 64 67 65 20 61 73 0a 69 6e 74 65 72 72 75 70 74 73 20 68 61 70 70 65 6e 69 6e 67 20 69 6e	.edge.as.interrupts.happening.in
de940	20 72 61 70 69 64 20 73 75 63 63 65 73 73 69 6f 6e 20 6d 61 79 20 62 65 20 6d 69 73 73 65 64 20	.rapid.succession.may.be.missed.
de960	62 79 20 74 68 65 0a 6b 65 72 6e 65 6c 20 28 69 2e 65 2e 20 74 68 69 73 20 6d 65 63 68 61 6e 69	by.the.kernel.(i.e..this.mechani
de980	73 6d 20 63 61 6e 20 6e 6f 74 20 62 65 20 75 73 65 64 20 74 6f 20 63 61 70 74 75 72 65 20 73 65	sm.can.not.be.used.to.capture.se
de9a0	76 65 72 61 6c 0a 69 6e 74 65 72 72 75 70 74 73 20 6f 6e 6c 79 20 61 20 66 65 77 20 6d 69 63 72	veral.interrupts.only.a.few.micr
de9c0	6f 73 65 63 6f 6e 64 73 20 61 70 61 72 74 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70	oseconds.apart)..<h3><a.name="gp
de9e0	69 6f 53 65 74 49 53 52 46 75 6e 63 45 78 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	ioSetISRFuncEx"></a><a.href="#in
dea00	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 53 65	t"><small>int</small></a>.gpioSe
dea20	74 49 53 52 46 75 6e 63 45 78 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	tISRFuncEx<small>(<a.href="#unsi
dea40	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69	gned">unsigned</a>.<a.href="#gpi
dea60	6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	o">gpio</a>,.<a.href="#unsigned"
dea80	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 64 67 65 22 3e 65 64	>unsigned</a>.<a.href="#edge">ed
deaa0	67 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c	ge</a>,.<a.href="#int">int</a>.<
deac0	61 20 68 72 65 66 3d 22 23 74 69 6d 65 6f 75 74 22 3e 74 69 6d 65 6f 75 74 3c 2f 61 3e 2c 20 3c	a.href="#timeout">timeout</a>,.<
deae0	61 20 68 72 65 66 3d 22 23 67 70 69 6f 49 53 52 46 75 6e 63 45 78 5f 74 22 3e 67 70 69 6f 49 53	a.href="#gpioISRFuncEx_t">gpioIS
deb00	52 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e	RFuncEx_t</a>.<a.href="#f">f</a>
deb20	2c 20 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72	,.<a.href="#void">void</a>.<a.hr
deb40	65 66 3d 22 23 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29 3c 2f	ef="#*userdata">*userdata</a>)</
deb60	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 67 69 73 74 65 72 73 20 61 20 66 75 6e 63 74 69 6f 6e	small></h3>.Registers.a.function
deb80	20 74 6f 20 62 65 20 63 61 6c 6c 65 64 20 28 61 20 63 61 6c 6c 62 61 63 6b 29 20 77 68 65 6e 65	.to.be.called.(a.callback).whene
deba0	76 65 72 20 74 68 65 20 73 70 65 63 69 66 69 65 64 0a 47 50 49 4f 20 69 6e 74 65 72 72 75 70 74	ver.the.specified.GPIO.interrupt
debc0	20 6f 63 63 75 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62	.occurs..<br><br><code>&nbsp;&nb
debe0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 3c 62	sp;&nbsp;&nbsp;gpio:&nbsp;0-53<b
dec00	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 64 67 65 3a 26	r>&nbsp;&nbsp;&nbsp;&nbsp;edge:&
dec20	6e 62 73 70 3b 52 49 53 49 4e 47 5f 45 44 47 45 2c 26 6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45	nbsp;RISING_EDGE,&nbsp;FALLING_E
dec40	44 47 45 2c 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 45 49 54 48 45 52 5f 45 44 47 45 3c 62 72	DGE,&nbsp;or&nbsp;EITHER_EDGE<br
dec60	3e 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 3a 26 6e 62 73 70 3b 69 6e 74 65 72 72 75 70 74 26 6e	>&nbsp;timeout:&nbsp;interrupt&n
dec80	62 73 70 3b 74 69 6d 65 6f 75 74 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 6d 69 6c 6c 69 73 65	bsp;timeout&nbsp;in&nbsp;millise
deca0	63 6f 6e 64 73 26 6e 62 73 70 3b 28 26 6c 74 3b 3d 30 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	conds&nbsp;(&lt;=0&nbsp;to&nbsp;
decc0	63 61 6e 63 65 6c 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	cancel)<br>&nbsp;&nbsp;&nbsp;&nb
dece0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65	sp;&nbsp;&nbsp;&nbsp;f:&nbsp;the
ded00	26 6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 3c 62 72 3e	&nbsp;callback&nbsp;function<br>
ded20	75 73 65 72 64 61 74 61 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e	userdata:&nbsp;pointer&nbsp;to&n
ded40	62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b 75 73 65 72 26 6e 62 73 70 3b 64 61 74	bsp;arbitrary&nbsp;user&nbsp;dat
ded60	61 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66	a<br></code><br><br>Returns.0.if
ded80	20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 20 50 49 5f 42	.OK,.otherwise.PI_BAD_GPIO,.PI_B
deda0	41 44 5f 45 44 47 45 2c 0a 6f 72 20 50 49 5f 42 41 44 5f 49 53 52 5f 49 4e 49 54 2e 0a 3c 62 72	AD_EDGE,.or.PI_BAD_ISR_INIT..<br
dedc0	3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 70 61 73 73 65 64 20 74 68 65 20	><br>The.function.is.passed.the.
dede0	47 50 49 4f 2c 20 74 68 65 20 63 75 72 72 65 6e 74 20 6c 65 76 65 6c 2c 20 74 68 65 0a 63 75 72	GPIO,.the.current.level,.the.cur
dee00	72 65 6e 74 20 74 69 63 6b 2c 20 61 6e 64 20 74 68 65 20 75 73 65 72 64 61 74 61 20 70 6f 69 6e	rent.tick,.and.the.userdata.poin
dee20	74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 61 72 61 6d 65 74 65 72 26 6e 62 73	ter..<br><br><code>Parameter&nbs
dee40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 56 61 6c 75 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;&nbsp;&nbsp;Value&nbsp;&nbsp;&
dee60	6e 62 73 70 3b 26 6e 62 73 70 3b 4d 65 61 6e 69 6e 67 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 26 6e	nbsp;&nbsp;Meaning<br><br>GPIO&n
dee80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
deea0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 2d 35 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;&nbsp;&nbsp;0-53&nbsp;&nbsp;&n
deec0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62	bsp;&nbsp;&nbsp;The&nbsp;GPIO&nb
deee0	73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 68 61 73 26 6e 62 73 70 3b 63 68 61 6e 67 65 64 26 6e	sp;which&nbsp;has&nbsp;changed&n
def00	62 73 70 3b 73 74 61 74 65 3c 62 72 3e 3c 62 72 3e 6c 65 76 65 6c 26 6e 62 73 70 3b 26 6e 62 73	bsp;state<br><br>level&nbsp;&nbs
def20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
def40	30 2d 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	0-2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
def60	3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70	;&nbsp;0&nbsp;=&nbsp;change&nbsp
def80	3b 74 6f 26 6e 62 73 70 3b 6c 6f 77 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 66 61 6c 6c 69 6e	;to&nbsp;low&nbsp;(a&nbsp;fallin
defa0	67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	g&nbsp;edge)<br>&nbsp;&nbsp;&nbs
defc0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
defe0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
df000	00 00 00 e1 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	....bsp;&nbsp;&nbsp;&nbsp;&nbsp;
df020	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;1&nbsp;=&nbsp;
df040	63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 69 67 68 26 6e 62 73 70 3b 28 61	change&nbsp;to&nbsp;high&nbsp;(a
df060	26 6e 62 73 70 3b 72 69 73 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70	&nbsp;rising&nbsp;edge)<br>&nbsp
df080	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
df0a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
df0c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
df0e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;&nbsp;2&nbsp;
df100	3d 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 63 68 61 6e 67 65	=&nbsp;no&nbsp;level&nbsp;change
df120	26 6e 62 73 70 3b 28 69 6e 74 65 72 72 75 70 74 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 29 3c 62	&nbsp;(interrupt&nbsp;timeout)<b
df140	72 3e 3c 62 72 3e 74 69 63 6b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	r><br>tick&nbsp;&nbsp;&nbsp;&nbs
df160	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 32 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;&nbsp;32&nbs
df180	70 3b 62 69 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b	p;bit&nbsp;&nbsp;&nbsp;The&nbsp;
df1a0	6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73	number&nbsp;of&nbsp;microseconds
df1c0	26 6e 62 73 70 3b 73 69 6e 63 65 26 6e 62 73 70 3b 62 6f 6f 74 3c 62 72 3e 26 6e 62 73 70 3b 26	&nbsp;since&nbsp;boot<br>&nbsp;&
df1e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
df200	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
df220	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
df240	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 57 41 52 4e 49 4e 47 3a 26	nbsp;&nbsp;&nbsp;&nbsp;WARNING:&
df260	6e 62 73 70 3b 74 68 69 73 26 6e 62 73 70 3b 77 72 61 70 73 26 6e 62 73 70 3b 61 72 6f 75 6e 64	nbsp;this&nbsp;wraps&nbsp;around
df280	26 6e 62 73 70 3b 66 72 6f 6d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;from<br>&nbsp;&nbsp;&nbsp;
df2a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
df2c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
df2e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
df300	26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 32 39 34 39 36 37 32 39 35 26 6e 62 73 70 3b 74 6f 26 6e	&nbsp;&nbsp;4294967295&nbsp;to&n
df320	62 73 70 3b 30 26 6e 62 73 70 3b 72 6f 75 67 68 6c 79 26 6e 62 73 70 3b 65 76 65 72 79 26 6e 62	bsp;0&nbsp;roughly&nbsp;every&nb
df340	73 70 3b 37 32 26 6e 62 73 70 3b 6d 69 6e 75 74 65 73 3c 62 72 3e 3c 62 72 3e 75 73 65 72 64 61	sp;72&nbsp;minutes<br><br>userda
df360	74 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 6f 69 6e 74 65	ta&nbsp;&nbsp;&nbsp;&nbsp;pointe
df380	72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73	r&nbsp;&nbsp;Pointer&nbsp;to&nbs
df3a0	70 3b 61 6e 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b 6f 62 6a 65 63 74 3c	p;an&nbsp;arbitrary&nbsp;object<
df3c0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20 6f 66 20 3c 61	br></code><br><br>Only.one.of.<a
df3e0	20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 49	.href="#gpioSetISRFunc">gpioSetI
df400	53 52 46 75 6e 63 3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 49	SRFunc</a>.or.<a.href="#gpioSetI
df420	53 52 46 75 6e 63 45 78 22 3e 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 45 78 3c 2f 61 3e 20 63	SRFuncEx">gpioSetISRFuncEx</a>.c
df440	61 6e 20 62 65 0a 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c	an.be.registered.per.GPIO..<br><
df460	62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 22	br>See.<a.href="#gpioSetISRFunc"
df480	3e 67 70 69 6f 53 65 74 49 53 52 46 75 6e 63 3c 2f 61 3e 20 66 6f 72 20 66 75 72 74 68 65 72 20	>gpioSetISRFunc</a>.for.further.
df4a0	64 65 74 61 69 6c 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 4e 6f 74 69 66 79	details..<h3><a.name="gpioNotify
df4c0	4f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	Open"></a><a.href="#int"><small>
df4e0	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 3c 73	int</small></a>.gpioNotifyOpen<s
df500	6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	mall>(void)</small></h3>.This.fu
df520	6e 63 74 69 6f 6e 20 72 65 71 75 65 73 74 73 20 61 20 66 72 65 65 20 6e 6f 74 69 66 69 63 61 74	nction.requests.a.free.notificat
df540	69 6f 6e 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61	ion.handle..<br><br>Returns.a.ha
df560	6e 64 6c 65 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20 7a 65	ndle.greater.than.or.equal.to.ze
df580	72 6f 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45	ro.if.OK,.otherwise.PI_NO_HANDLE
df5a0	2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 69 73 20 61 20 6d 65	..<br><br>A.notification.is.a.me
df5c0	74 68 6f 64 20 66 6f 72 20 62 65 69 6e 67 20 6e 6f 74 69 66 69 65 64 20 6f 66 20 47 50 49 4f 20	thod.for.being.notified.of.GPIO.
df5e0	73 74 61 74 65 20 63 68 61 6e 67 65 73 0a 76 69 61 20 61 20 70 69 70 65 20 6f 72 20 73 6f 63 6b	state.changes.via.a.pipe.or.sock
df600	65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 50 69 70 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 66	et..<br><br>Pipe.notifications.f
df620	6f 72 20 68 61 6e 64 6c 65 20 78 20 77 69 6c 6c 20 62 65 20 61 76 61 69 6c 61 62 6c 65 20 61 74	or.handle.x.will.be.available.at
df640	20 74 68 65 20 70 69 70 65 0a 6e 61 6d 65 64 20 2f 64 65 76 2f 70 69 67 70 69 6f 78 20 28 77 68	.the.pipe.named./dev/pigpiox.(wh
df660	65 72 65 20 78 20 69 73 20 74 68 65 20 68 61 6e 64 6c 65 20 6e 75 6d 62 65 72 29 2e 20 20 45 2e	ere.x.is.the.handle.number)...E.
df680	67 2e 20 69 66 20 74 68 65 0a 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 31 35 20 74 68	g..if.the.function.returns.15.th
df6a0	65 6e 20 74 68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6d 75 73 74 20 62 65 20 72 65 61	en.the.notifications.must.be.rea
df6c0	64 0a 66 72 6f 6d 20 2f 64 65 76 2f 70 69 67 70 69 6f 31 35 2e 0a 3c 62 72 3e 3c 62 72 3e 53 6f	d.from./dev/pigpio15..<br><br>So
df6e0	63 6b 65 74 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 61 72 65 20 72 65 74 75 72 6e 65 64 20	cket.notifications.are.returned.
df700	74 6f 20 74 68 65 20 73 6f 63 6b 65 74 20 77 68 69 63 68 20 72 65 71 75 65 73 74 65 64 20 74 68	to.the.socket.which.requested.th
df720	65 0a 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d	e.handle..<br><br><b><small>Exam
df740	70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 26 6e	ple</small></b><br><br><code>h&n
df760	62 73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 28 29 3b 3c 62 72 3e	bsp;=&nbsp;gpioNotifyOpen();<br>
df780	3c 62 72 3e 69 66 26 6e 62 73 70 3b 28 68 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30	<br>if&nbsp;(h&nbsp;&gt;=&nbsp;0
df7a0	29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 70 72 69	)<br>{<br>&nbsp;&nbsp;&nbsp;spri
df7c0	6e 74 66 28 73 74 72 2c 26 6e 62 73 70 3b 22 2f 64 65 76 2f 70 69 67 70 69 6f 25 64 22 2c 26 6e	ntf(str,&nbsp;"/dev/pigpio%d",&n
df7e0	62 73 70 3b 68 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;h);<br><br>&nbsp;&nbsp;&nbsp
df800	3b 66 64 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 6f 70 65 6e 28 73 74 72 2c 26 6e 62 73 70 3b 4f	;fd&nbsp;=&nbsp;open(str,&nbsp;O
df820	5f 52 44 4f 4e 4c 59 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	_RDONLY);<br><br>&nbsp;&nbsp;&nb
df840	73 70 3b 69 66 26 6e 62 73 70 3b 28 66 64 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30	sp;if&nbsp;(fd&nbsp;&gt;=&nbsp;0
df860	29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73	)<br>&nbsp;&nbsp;&nbsp;{<br>&nbs
df880	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
df8a0	2f 2f 26 6e 62 73 70 3b 4f 6b 61 79 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	//&nbsp;Okay.<br>&nbsp;&nbsp;&nb
df8c0	73 70 3b 7d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 6c 73 65 3c 62	sp;}<br>&nbsp;&nbsp;&nbsp;else<b
df8e0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26	r>&nbsp;&nbsp;&nbsp;{<br>&nbsp;&
df900	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&
df920	6e 62 73 70 3b 45 72 72 6f 72 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;Error.<br>&nbsp;&nbsp;&nbsp
df940	3b 7d 3c 62 72 3e 7d 3c 62 72 3e 65 6c 73 65 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	;}<br>}<br>else<br>{<br>&nbsp;&n
df960	62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 45 72 72 6f 72 2e 3c 62 72 3e 7d 3c 62 72	bsp;&nbsp;//&nbsp;Error.<br>}<br
df980	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 4e 6f 74 69 66 79 4f	></code><h3><a.name="gpioNotifyO
df9a0	70 65 6e 57 69 74 68 53 69 7a 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	penWithSize"></a><a.href="#int">
df9c0	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 4e 6f 74 69 66	<small>int</small></a>.gpioNotif
df9e0	79 4f 70 65 6e 57 69 74 68 53 69 7a 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69	yOpenWithSize<small>(<a.href="#i
dfa00	6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 75 66 53 69 7a 65 22 3e 62	nt">int</a>.<a.href="#bufSize">b
dfa20	75 66 53 69 7a 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	ufSize</a>)</small></h3>.This.fu
dfa40	6e 63 74 69 6f 6e 20 72 65 71 75 65 73 74 73 20 61 20 66 72 65 65 20 6e 6f 74 69 66 69 63 61 74	nction.requests.a.free.notificat
dfa60	69 6f 6e 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64 69 66 66 65 72 73 20 66	ion.handle..<br><br>It.differs.f
dfa80	72 6f 6d 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 22 3e 67 70	rom.<a.href="#gpioNotifyOpen">gp
dfaa0	69 6f 4e 6f 74 69 66 79 4f 70 65 6e 3c 2f 61 3e 20 69 6e 20 74 68 61 74 20 74 68 65 20 70 69 70	ioNotifyOpen</a>.in.that.the.pip
dfac0	65 20 73 69 7a 65 20 6d 61 79 20 62 65 0a 73 70 65 63 69 66 69 65 64 2c 20 77 68 65 72 65 61 73	e.size.may.be.specified,.whereas
dfae0	20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 22 3e 67 70 69 6f 4e	.<a.href="#gpioNotifyOpen">gpioN
dfb00	6f 74 69 66 79 4f 70 65 6e 3c 2f 61 3e 20 75 73 65 73 20 74 68 65 20 64 65 66 61 75 6c 74 20 70	otifyOpen</a>.uses.the.default.p
dfb20	69 70 65 20 73 69 7a 65 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23	ipe.size..<br><br>See.<a.href="#
dfb40	67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 22 3e 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 3c 2f	gpioNotifyOpen">gpioNotifyOpen</
dfb60	61 3e 20 66 6f 72 20 66 75 72 74 68 65 72 20 64 65 74 61 69 6c 73 2e 0a 3c 68 33 3e 3c 61 20 6e	a>.for.further.details..<h3><a.n
dfb80	61 6d 65 3d 22 67 70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	ame="gpioNotifyBegin"></a><a.hre
dfba0	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
dfbc0	67 70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	gpioNotifyBegin<small>(<a.href="
dfbe0	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
dfc00	22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	"#handle">handle</a>,.<a.href="#
dfc20	75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	uint32_t">uint32_t</a>.<a.href="
dfc40	23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68	#bits">bits</a>)</small></h3>.Th
dfc60	69 73 20 66 75 6e 63 74 69 6f 6e 20 73 74 61 72 74 73 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73	is.function.starts.notifications
dfc80	20 6f 6e 20 61 20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64 20 68 61 6e 64 6c 65 2e 0a	.on.a.previously.opened.handle..
dfca0	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	<br><br><code>handle:&nbsp;&gt;=
dfcc0	30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0,&nbsp;as&nbsp;returned&nbsp;by
dfce0	26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 22 3e	&nbsp;<a.href="#gpioNotifyOpen">
dfd00	67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	gpioNotifyOpen</a><br>&nbsp;&nbs
dfd20	70 3b 62 69 74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d 61 73	p;bits:&nbsp;a&nbsp;bit&nbsp;mas
dfd40	6b 26 6e 62 73 70 3b 69 6e 64 69 63 61 74 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	k&nbsp;indicating&nbsp;the&nbsp;
dfd60	47 50 49 4f 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 69 6e 74 65 72 65 73 74 3c 62 72 3e 3c 2f	GPIO&nbsp;of&nbsp;interest<br></
dfd80	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74	code><br><br>Returns.0.if.OK,.ot
dfda0	68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 54	herwise.PI_BAD_HANDLE..<br><br>T
dfdc0	68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 73 65 6e 64 73 20 73 74 61 74 65 20 63 68 61 6e	he.notification.sends.state.chan
dfde0	67 65 73 20 66 6f 72 20 65 61 63 68 20 47 50 49 4f 20 77 68 6f 73 65 20 63 6f 72 72 65 73 70 6f	ges.for.each.GPIO.whose.correspo
dfe00	6e 64 69 6e 67 0a 62 69 74 20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62	nding.bit.in.bits.is.set..<br><b
dfe20	72 3e 45 61 63 68 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 6f 63 63 75 70 69 65 73 20 31 32 20	r>Each.notification.occupies.12.
dfe40	62 79 74 65 73 20 69 6e 20 74 68 65 20 66 69 66 6f 20 61 6e 64 20 68 61 73 20 74 68 65 0a 66 6f	bytes.in.the.fifo.and.has.the.fo
dfe60	6c 6c 6f 77 69 6e 67 20 73 74 72 75 63 74 75 72 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	llowing.structure..<br><br><code
dfe80	3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62	>typedef&nbsp;struct<br>{<br>&nb
dfea0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74 26 6e 62 73 70 3b 73 65 71	sp;&nbsp;&nbsp;uint16_t&nbsp;seq
dfec0	6e 6f 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f	no;<br>&nbsp;&nbsp;&nbsp;uint16_
dfee0	74 26 6e 62 73 70 3b 66 6c 61 67 73 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	t&nbsp;flags;<br>&nbsp;&nbsp;&nb
dff00	73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 3b 3c 62 72 3e 26 6e 62 73 70 3b	sp;uint32_t&nbsp;tick;<br>&nbsp;
dff20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 6c 65 76 65 6c 3b	&nbsp;&nbsp;uint32_t&nbsp;level;
dff40	3c 62 72 3e 7d 26 6e 62 73 70 3b 67 70 69 6f 52 65 70 6f 72 74 5f 74 3b 3c 62 72 3e 3c 2f 63 6f	<br>}&nbsp;gpioReport_t;<br></co
dff60	64 65 3e 3c 62 72 3e 3c 62 72 3e 73 65 71 6e 6f 3a 20 73 74 61 72 74 73 20 61 74 20 30 20 65 61	de><br><br>seqno:.starts.at.0.ea
dff80	63 68 20 74 69 6d 65 20 74 68 65 20 68 61 6e 64 6c 65 20 69 73 20 6f 70 65 6e 65 64 20 61 6e 64	ch.time.the.handle.is.opened.and
dffa0	20 74 68 65 6e 20 69 6e 63 72 65 6d 65 6e 74 73 0a 62 79 20 6f 6e 65 20 66 6f 72 20 65 61 63 68	.then.increments.by.one.for.each
dffc0	20 72 65 70 6f 72 74 2e 0a 3c 62 72 3e 3c 62 72 3e 66 6c 61 67 73 3a 20 74 68 72 65 65 20 66 6c	.report..<br><br>flags:.three.fl
dffe0	61 67 73 20 61 72 65 20 64 65 66 69 6e 65 64 2c 20 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 57	ags.are.defined,.PI_NTFY_FLAGS_W
e0000	00 00 01 5e 44 4f 47 2c 0a 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 41 4c 49 56 45 2c 20 61 6e	...^DOG,.PI_NTFY_FLAGS_ALIVE,.an
e0020	64 20 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 45 56 45 4e 54 2e 0a 3c 62 72 3e 3c 62 72 3e 49	d.PI_NTFY_FLAGS_EVENT..<br><br>I
e0040	66 20 62 69 74 20 35 20 69 73 20 73 65 74 20 28 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 57 44	f.bit.5.is.set.(PI_NTFY_FLAGS_WD
e0060	4f 47 29 20 74 68 65 6e 20 62 69 74 73 20 30 2d 34 20 6f 66 20 74 68 65 20 66 6c 61 67 73 0a 69	OG).then.bits.0-4.of.the.flags.i
e0080	6e 64 69 63 61 74 65 20 61 20 47 50 49 4f 20 77 68 69 63 68 20 68 61 73 20 68 61 64 20 61 20 77	ndicate.a.GPIO.which.has.had.a.w
e00a0	61 74 63 68 64 6f 67 20 74 69 6d 65 6f 75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 62 69 74 20	atchdog.timeout..<br><br>If.bit.
e00c0	36 20 69 73 20 73 65 74 20 28 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 41 4c 49 56 45 29 20 74	6.is.set.(PI_NTFY_FLAGS_ALIVE).t
e00e0	68 69 73 20 69 6e 64 69 63 61 74 65 73 20 61 20 6b 65 65 70 20 61 6c 69 76 65 0a 73 69 67 6e 61	his.indicates.a.keep.alive.signa
e0100	6c 20 6f 6e 20 74 68 65 20 70 69 70 65 2f 73 6f 63 6b 65 74 20 61 6e 64 20 69 73 20 73 65 6e 74	l.on.the.pipe/socket.and.is.sent
e0120	20 6f 6e 63 65 20 61 20 6d 69 6e 75 74 65 20 69 6e 20 74 68 65 20 61 62 73 65 6e 63 65 0a 6f 66	.once.a.minute.in.the.absence.of
e0140	20 6f 74 68 65 72 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 61 63 74 69 76 69 74 79 2e 0a 3c 62	.other.notification.activity..<b
e0160	72 3e 3c 62 72 3e 49 66 20 62 69 74 20 37 20 69 73 20 73 65 74 20 28 50 49 5f 4e 54 46 59 5f 46	r><br>If.bit.7.is.set.(PI_NTFY_F
e0180	4c 41 47 53 5f 45 56 45 4e 54 29 20 74 68 65 6e 20 62 69 74 73 20 30 2d 34 20 6f 66 20 74 68 65	LAGS_EVENT).then.bits.0-4.of.the
e01a0	20 66 6c 61 67 73 0a 69 6e 64 69 63 61 74 65 20 61 6e 20 65 76 65 6e 74 20 77 68 69 63 68 20 68	.flags.indicate.an.event.which.h
e01c0	61 73 20 62 65 65 6e 20 74 72 69 67 67 65 72 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 74 69 63 6b 3a	as.been.triggered..<br><br>tick:
e01e0	20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 69 6e 63	.the.number.of.microseconds.sinc
e0200	65 20 73 79 73 74 65 6d 20 62 6f 6f 74 2e 20 20 49 74 20 77 72 61 70 73 20 61 72 6f 75 6e 64 0a	e.system.boot...It.wraps.around.
e0220	61 66 74 65 72 20 31 68 31 32 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 6c 65 76 65 6c 3a 20 69 6e 64 69	after.1h12m..<br><br>level:.indi
e0240	63 61 74 65 73 20 74 68 65 20 6c 65 76 65 6c 20 6f 66 20 65 61 63 68 20 47 50 49 4f 2e 20 20 49	cates.the.level.of.each.GPIO...I
e0260	66 20 62 69 74 20 31 26 6c 74 3b 26 6c 74 3b 78 20 69 73 20 73 65 74 20 74 68 65 6e 0a 47 50 49	f.bit.1&lt;&lt;x.is.set.then.GPI
e0280	4f 20 78 20 69 73 20 68 69 67 68 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	O.x.is.high..<br><br><b><small>E
e02a0	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
e02c0	2f 2f 26 6e 62 73 70 3b 53 74 61 72 74 26 6e 62 73 70 3b 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73	//&nbsp;Start&nbsp;notifications
e02e0	26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70	&nbsp;for&nbsp;GPIO&nbsp;1,&nbsp
e0300	3b 34 2c 26 6e 62 73 70 3b 36 2c 26 6e 62 73 70 3b 37 2c 26 6e 62 73 70 3b 31 30 2e 3c 62 72 3e	;4,&nbsp;6,&nbsp;7,&nbsp;10.<br>
e0320	3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	<br>//&nbsp;&nbsp;&nbsp;&nbsp;&n
e0340	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e0360	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
e0380	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
e03a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72	bsp;&nbsp;&nbsp;&nbsp;&nbsp;1<br
e03c0	3e 2f 2f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	>//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
e03e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
e0400	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
e0420	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
e0440	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;&nbsp;0&nbsp;
e0460	26 6e 62 73 70 3b 37 36 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e	&nbsp;76&nbsp;4&nbsp;&nbsp;1<br>
e0480	2f 2f 26 6e 62 73 70 3b 28 31 32 33 34 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 78 30 34 44 32	//&nbsp;(1234&nbsp;=&nbsp;0x04D2
e04a0	26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 62 30 30 30 30 30 31 30 30 31 31 30 31 30 30 31 30 29	&nbsp;=&nbsp;0b0000010011010010)
e04c0	3c 62 72 3e 3c 62 72 3e 67 70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 28 68 2c 26 6e 62 73 70 3b	<br><br>gpioNotifyBegin(h,&nbsp;
e04e0	31 32 33 34 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70	1234);<br></code><h3><a.name="gp
e0500	69 6f 4e 6f 74 69 66 79 50 61 75 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	ioNotifyPause"></a><a.href="#int
e0520	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 4e 6f 74	"><small>int</small></a>.gpioNot
e0540	69 66 79 50 61 75 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	ifyPause<small>(<a.href="#unsign
e0560	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c	ed">unsigned</a>.<a.href="#handl
e0580	65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	e">handle</a>)</small></h3>.This
e05a0	20 66 75 6e 63 74 69 6f 6e 20 70 61 75 73 65 73 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6f	.function.pauses.notifications.o
e05c0	6e 20 61 20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64 20 68 61 6e 64 6c 65 2e 0a 3c 62	n.a.previously.opened.handle..<b
e05e0	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c	r><br><code>handle:&nbsp;&gt;=0,
e0600	26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	&nbsp;as&nbsp;returned&nbsp;by&n
e0620	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 22 3e 67 70	bsp;<a.href="#gpioNotifyOpen">gp
e0640	69 6f 4e 6f 74 69 66 79 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	ioNotifyOpen</a><br></code><br><
e0660	62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49	br>Returns.0.if.OK,.otherwise.PI
e0680	5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 69 66 69 63 61 74 69 6f	_BAD_HANDLE..<br><br>Notificatio
e06a0	6e 73 20 66 6f 72 20 74 68 65 20 68 61 6e 64 6c 65 20 61 72 65 20 73 75 73 70 65 6e 64 65 64 20	ns.for.the.handle.are.suspended.
e06c0	75 6e 74 69 6c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 22	until.<a.href="#gpioNotifyBegin"
e06e0	3e 67 70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 3c 2f 61 3e 0a 69 73 20 63 61 6c 6c 65 64 20 61	>gpioNotifyBegin</a>.is.called.a
e0700	67 61 69 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	gain..<br><br><b><small>Example<
e0720	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 4e 6f 74	/small></b><br><br><code>gpioNot
e0740	69 66 79 50 61 75 73 65 28 68 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	ifyPause(h);<br></code><h3><a.na
e0760	6d 65 3d 22 67 70 69 6f 4e 6f 74 69 66 79 43 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	me="gpioNotifyClose"></a><a.href
e0780	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67	="#int"><small>int</small></a>.g
e07a0	70 69 6f 4e 6f 74 69 66 79 43 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	pioNotifyClose<small>(<a.href="#
e07c0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
e07e0	23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	#handle">handle</a>)</small></h3
e0800	3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 6e 6f 74 69 66 69 63 61 74 69	>.This.function.stops.notificati
e0820	6f 6e 73 20 6f 6e 20 61 20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64 20 68 61 6e 64 6c	ons.on.a.previously.opened.handl
e0840	65 0a 61 6e 64 20 72 65 6c 65 61 73 65 73 20 74 68 65 20 68 61 6e 64 6c 65 20 66 6f 72 20 72 65	e.and.releases.the.handle.for.re
e0860	75 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b	use..<br><br><code>handle:&nbsp;
e0880	26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0,&nbsp;as&nbsp;returned&nb
e08a0	73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 4e 6f 74 69 66 79 4f	sp;by&nbsp;<a.href="#gpioNotifyO
e08c0	70 65 6e 22 3e 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64	pen">gpioNotifyOpen</a><br></cod
e08e0	65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72	e><br><br>Returns.0.if.OK,.other
e0900	77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	wise.PI_BAD_HANDLE..<br><br><b><
e0920	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
e0940	3e 3c 63 6f 64 65 3e 67 70 69 6f 4e 6f 74 69 66 79 43 6c 6f 73 65 28 68 29 3b 3c 62 72 3e 3c 2f	><code>gpioNotifyClose(h);<br></
e0960	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 43 6c 65 61 72 22	code><h3><a.name="gpioWaveClear"
e0980	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
e09a0	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 43 6c 65 61 72 3c 73 6d 61 6c 6c 3e 28	small></a>.gpioWaveClear<small>(
e09c0	76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e	void)</small></h3>.This.function
e09e0	20 63 6c 65 61 72 73 20 61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 20 61 6e 64 20 61 6e 79 20 64 61	.clears.all.waveforms.and.any.da
e0a00	74 61 20 61 64 64 65 64 20 62 79 20 63 61 6c 6c 73 20 74 6f 20 74 68 65 0a 3c 61 20 68 72 65 66	ta.added.by.calls.to.the.<a.href
e0a20	3d 22 23 67 70 69 6f 57 61 76 65 41 64 64 2a 22 3e 67 70 69 6f 57 61 76 65 41 64 64 2a 3c 2f 61	="#gpioWaveAdd*">gpioWaveAdd*</a
e0a40	3e 20 66 75 6e 63 74 69 6f 6e 73 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69	>.functions..<br><br>Returns.0.i
e0a60	66 20 4f 4b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	f.OK..<br><br><b><small>Example<
e0a80	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 57 61 76	/small></b><br><br><code>gpioWav
e0aa0	65 43 6c 65 61 72 28 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	eClear();<br></code><h3><a.name=
e0ac0	22 67 70 69 6f 57 61 76 65 41 64 64 4e 65 77 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69	"gpioWaveAddNew"></a><a.href="#i
e0ae0	6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57	nt"><small>int</small></a>.gpioW
e0b00	61 76 65 41 64 64 4e 65 77 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	aveAddNew<small>(void)</small></
e0b20	68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 74 61 72 74 73 20 61 20 6e 65 77 20 65	h3>.This.function.starts.a.new.e
e0b40	6d 70 74 79 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 59 6f 75 20 77 6f 75 6c 64	mpty.waveform..<br><br>You.would
e0b60	6e 27 74 20 6e 6f 72 6d 61 6c 6c 79 20 6e 65 65 64 20 74 6f 20 63 61 6c 6c 20 74 68 69 73 20 66	n't.normally.need.to.call.this.f
e0b80	75 6e 63 74 69 6f 6e 20 61 73 20 69 74 20 69 73 20 61 75 74 6f 6d 61 74 69 63 61 6c 6c 79 0a 63	unction.as.it.is.automatically.c
e0ba0	61 6c 6c 65 64 20 61 66 74 65 72 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 72 65 61 74 65	alled.after.a.waveform.is.create
e0bc0	64 20 77 69 74 68 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 43 72 65	d.with.the.<a.href="#gpioWaveCre
e0be0	61 74 65 22 3e 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e	ate">gpioWaveCreate</a>.function
e0c00	2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e 0a 3c 62 72 3e 3c	..<br><br>Returns.0.if.OK..<br><
e0c20	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
e0c40	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 70 69 6f 57 61 76 65 41 64 64 4e 65 77 28 29 3b 3c	<br><br><code>gpioWaveAddNew();<
e0c60	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65 41	br></code><h3><a.name="gpioWaveA
e0c80	64 64 47 65 6e 65 72 69 63 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	ddGeneric"></a><a.href="#int"><s
e0ca0	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 41 64 64	mall>int</small></a>.gpioWaveAdd
e0cc0	47 65 6e 65 72 69 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	Generic<small>(<a.href="#unsigne
e0ce0	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 50 75 6c	d">unsigned</a>.<a.href="#numPul
e0d00	73 65 73 22 3e 6e 75 6d 50 75 6c 73 65 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70	ses">numPulses</a>,.<a.href="#gp
e0d20	69 6f 50 75 6c 73 65 5f 74 22 3e 67 70 69 6f 50 75 6c 73 65 5f 74 3c 2f 61 3e 20 3c 61 20 68 72	ioPulse_t">gpioPulse_t</a>.<a.hr
e0d40	65 66 3d 22 23 2a 70 75 6c 73 65 73 22 3e 2a 70 75 6c 73 65 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	ef="#*pulses">*pulses</a>)</smal
e0d60	6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 61 64 64 73 20 61 20 6e 75 6d	l></h3>.This.function.adds.a.num
e0d80	62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76	ber.of.pulses.to.the.current.wav
e0da0	65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 6e 75 6d 50 75 6c 73 65 73 3a 26	eform..<br><br><code>numPulses:&
e0dc0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73	nbsp;the&nbsp;number&nbsp;of&nbs
e0de0	70 3b 70 75 6c 73 65 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 75	p;pulses<br>&nbsp;&nbsp;&nbsp;pu
e0e00	6c 73 65 73 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66	lses:&nbsp;an&nbsp;array&nbsp;of
e0e20	26 6e 62 73 70 3b 70 75 6c 73 65 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52	&nbsp;pulses<br></code><br><br>R
e0e40	65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 74 6f 74 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 70	eturns.the.new.total.number.of.p
e0e60	75 6c 73 65 73 20 69 6e 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 20 69 66	ulses.in.the.current.waveform.if
e0e80	20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 55 4c 53 45	.OK,.otherwise.PI_TOO_MANY_PULSE
e0ea0	53 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 75 6c 73 65 73 20 61 72 65 20 69 6e 74 65 72 6c	S..<br><br>The.pulses.are.interl
e0ec0	65 61 76 65 64 20 69 6e 20 74 69 6d 65 20 6f 72 64 65 72 20 77 69 74 68 69 6e 20 74 68 65 20 65	eaved.in.time.order.within.the.e
e0ee0	78 69 73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 0a 28 69 66 20 61 6e 79 29 2e 0a 3c 62 72 3e 3c	xisting.waveform.(if.any)..<br><
e0f00	62 72 3e 4d 65 72 67 69 6e 67 20 61 6c 6c 6f 77 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 74	br>Merging.allows.the.waveform.t
e0f20	6f 20 62 65 20 62 75 69 6c 74 20 69 6e 20 70 61 72 74 73 2c 20 74 68 61 74 20 69 73 20 74 68 65	o.be.built.in.parts,.that.is.the
e0f40	20 73 65 74 74 69 6e 67 73 0a 66 6f 72 20 47 50 49 4f 23 31 20 63 61 6e 20 62 65 20 61 64 64 65	.settings.for.GPIO#1.can.be.adde
e0f60	64 2c 20 61 6e 64 20 74 68 65 6e 20 47 50 49 4f 23 32 20 65 74 63 2e 0a 3c 62 72 3e 3c 62 72 3e	d,.and.then.GPIO#2.etc..<br><br>
e0f80	49 66 20 74 68 65 20 61 64 64 65 64 20 77 61 76 65 66 6f 72 6d 20 69 73 20 69 6e 74 65 6e 64 65	If.the.added.waveform.is.intende
e0fa0	64 20 74 6f 20 73 74 61 72 74 20 61 66 74 65 72 20 6f 72 20 77 69 74 68 69 6e 20 74 68 65 20 65	d.to.start.after.or.within.the.e
e0fc0	78 69 73 74 69 6e 67 0a 77 61 76 65 66 6f 72 6d 20 74 68 65 6e 20 74 68 65 20 66 69 72 73 74 20	xisting.waveform.then.the.first.
e0fe0	70 75 6c 73 65 20 73 68 6f 75 6c 64 20 63 6f 6e 73 69 73 74 20 6f 66 20 61 20 64 65 6c 61 79 2e	pulse.should.consist.of.a.delay.
e1000	00 00 01 20 6c 3e 3c 2f 61 3e 20 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 73 6d 61 6c 6c 3e 28 3c 61	....l></a>.callback_ex<small>(<a
e1020	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	.href="#int">int</a>.<a.href="#p
e1040	69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	i">pi</a>,.<a.href="#unsigned">u
e1060	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22	nsigned</a>.<a.href="#user_gpio"
e1080	3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	>user_gpio</a>,.<a.href="#unsign
e10a0	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 64 67 65 22	ed">unsigned</a>.<a.href="#edge"
e10c0	3e 65 64 67 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 43 42 46 75 6e 63 45 78 5f 74 22	>edge</a>,.<a.href="#CBFuncEx_t"
e10e0	3e 43 42 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f	>CBFuncEx_t</a>.<a.href="#f">f</
e1100	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20	a>,.<a.href="#void">void</a>.<a.
e1120	68 72 65 66 3d 22 23 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29	href="#*userdata">*userdata</a>)
e1140	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 6e 69 74	</small></h3>.This.function.init
e1160	69 61 6c 69 73 65 73 20 61 20 6e 65 77 20 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e	ialises.a.new.callback..<br><br>
e1180	3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	<code>&nbsp;&nbsp;&nbsp;&nbsp;&n
e11a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26	bsp;&nbsp;&nbsp;pi:&nbsp;&gt;=0&
e11c0	6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	nbsp;(as&nbsp;returned&nbsp;by&n
e11e0	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70	bsp;<a.href="#pigpio_start">pigp
e1200	69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73	io_start</a>).<br>user_gpio:&nbs
e1220	70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;0-31.<br>&nbsp;&nbsp;&nbsp;&nb
e1240	73 70 3b 26 6e 62 73 70 3b 65 64 67 65 3a 26 6e 62 73 70 3b 52 49 53 49 4e 47 5f 45 44 47 45 2c	sp;&nbsp;edge:&nbsp;RISING_EDGE,
e1260	26 6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2c 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70	&nbsp;FALLING_EDGE,&nbsp;or&nbsp
e1280	3b 45 49 54 48 45 52 5f 45 44 47 45 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;EITHER_EDGE.<br>&nbsp;&nbsp;&nb
e12a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
e12c0	3b 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b	;f:&nbsp;the&nbsp;callback&nbsp;
e12e0	66 75 6e 63 74 69 6f 6e 2e 3c 62 72 3e 26 6e 62 73 70 3b 75 73 65 72 64 61 74 61 3a 26 6e 62 73	function.<br>&nbsp;userdata:&nbs
e1300	70 3b 61 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 61 72	p;a&nbsp;pointer&nbsp;to&nbsp;ar
e1320	62 69 74 72 61 72 79 26 6e 62 73 70 3b 75 73 65 72 26 6e 62 73 70 3b 64 61 74 61 2e 3c 62 72 3e	bitrary&nbsp;user&nbsp;data.<br>
e1340	3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75	</code><br><br>The.function.retu
e1360	72 6e 73 20 61 20 63 61 6c 6c 62 61 63 6b 20 69 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	rns.a.callback.id.if.OK,.otherwi
e1380	73 65 20 70 69 67 69 66 5f 62 61 64 5f 6d 61 6c 6c 6f 63 2c 0a 70 69 67 69 66 5f 64 75 70 6c 69	se.pigif_bad_malloc,.pigif_dupli
e13a0	63 61 74 65 5f 63 61 6c 6c 62 61 63 6b 2c 20 6f 72 20 70 69 67 69 66 5f 62 61 64 5f 63 61 6c 6c	cate_callback,.or.pigif_bad_call
e13c0	62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 69 73 20 63 61	back..<br><br>The.callback.is.ca
e13e0	6c 6c 65 64 20 77 69 74 68 20 74 68 65 20 47 50 49 4f 2c 20 65 64 67 65 2c 20 74 69 63 6b 2c 20	lled.with.the.GPIO,.edge,.tick,.
e1400	61 6e 64 20 74 68 65 20 75 73 65 72 64 61 74 61 0a 70 6f 69 6e 74 65 72 2c 20 77 68 65 6e 65 76	and.the.userdata.pointer,.whenev
e1420	65 72 20 74 68 65 20 47 50 49 4f 20 68 61 73 20 74 68 65 20 69 64 65 6e 74 69 66 69 65 64 20 65	er.the.GPIO.has.the.identified.e
e1440	64 67 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 61 72 61 6d 65 74 65 72 26 6e 62 73	dge..<br><br><code>Parameter&nbs
e1460	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 56 61 6c 75 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;&nbsp;&nbsp;Value&nbsp;&nbsp;&
e1480	6e 62 73 70 3b 26 6e 62 73 70 3b 4d 65 61 6e 69 6e 67 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 26 6e	nbsp;&nbsp;Meaning<br><br>GPIO&n
e14a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e14c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;&nbsp;&nbsp;0-31&nbsp;&nbsp;&n
e14e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62	bsp;&nbsp;&nbsp;The&nbsp;GPIO&nb
e1500	73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 68 61 73 26 6e 62 73 70 3b 63 68 61 6e 67 65 64 26 6e	sp;which&nbsp;has&nbsp;changed&n
e1520	62 73 70 3b 73 74 61 74 65 3c 62 72 3e 3c 62 72 3e 65 64 67 65 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;state<br><br>edge&nbsp;&nbsp
e1540	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
e1560	6e 62 73 70 3b 30 2d 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;0-2&nbsp;&nbsp;&nbsp;&nbsp;
e1580	26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65	&nbsp;&nbsp;0&nbsp;=&nbsp;change
e15a0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6c 6f 77 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 66	&nbsp;to&nbsp;low&nbsp;(a&nbsp;f
e15c0	61 6c 6c 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	alling&nbsp;edge)<br>&nbsp;&nbsp
e15e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
e1600	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
e1620	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
e1640	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70	;&nbsp;&nbsp;&nbsp;1&nbsp;=&nbsp
e1660	3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 69 67 68 26 6e 62 73 70 3b 28	;change&nbsp;to&nbsp;high&nbsp;(
e1680	61 26 6e 62 73 70 3b 72 69 73 69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73	a&nbsp;rising&nbsp;edge)<br>&nbs
e16a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
e16c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
e16e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e1700	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70	p;&nbsp;&nbsp;&nbsp;&nbsp;2&nbsp
e1720	3b 3d 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 63 68 61 6e 67	;=&nbsp;no&nbsp;level&nbsp;chang
e1740	65 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 77 61 74 63 68 64 6f 67 26 6e 62 73 70 3b 74 69 6d	e&nbsp;(a&nbsp;watchdog&nbsp;tim
e1760	65 6f 75 74 29 3c 62 72 3e 3c 62 72 3e 74 69 63 6b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	eout)<br><br>tick&nbsp;&nbsp;&nb
e1780	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
e17a0	3b 33 32 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68	;32&nbsp;bit&nbsp;&nbsp;&nbsp;Th
e17c0	65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 69 63 72 6f	e&nbsp;number&nbsp;of&nbsp;micro
e17e0	73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 73 69 6e 63 65 26 6e 62 73 70 3b 62 6f 6f 74 3c 62 72 3e	seconds&nbsp;since&nbsp;boot<br>
e1800	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
e1820	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e1840	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
e1860	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 57 41	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;WA
e1880	52 4e 49 4e 47 3a 26 6e 62 73 70 3b 74 68 69 73 26 6e 62 73 70 3b 77 72 61 70 73 26 6e 62 73 70	RNING:&nbsp;this&nbsp;wraps&nbsp
e18a0	3b 61 72 6f 75 6e 64 26 6e 62 73 70 3b 66 72 6f 6d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	;around&nbsp;from<br>&nbsp;&nbsp
e18c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
e18e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
e1900	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
e1920	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 32 39 34 39 36 37 32 39 35 26 6e 62	;&nbsp;&nbsp;&nbsp;4294967295&nb
e1940	73 70 3b 74 6f 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 72 6f 75 67 68 6c 79 26 6e 62 73 70 3b 65	sp;to&nbsp;0&nbsp;roughly&nbsp;e
e1960	76 65 72 79 26 6e 62 73 70 3b 37 32 26 6e 62 73 70 3b 6d 69 6e 75 74 65 73 3c 62 72 3e 3c 62 72	very&nbsp;72&nbsp;minutes<br><br
e1980	3e 75 73 65 72 64 61 74 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	>userdata&nbsp;&nbsp;&nbsp;&nbsp
e19a0	3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 6f 69 6e 74 65 72 26 6e 62 73 70	;pointer&nbsp;&nbsp;Pointer&nbsp
e19c0	3b 74 6f 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62 73 70 3b	;to&nbsp;an&nbsp;arbitrary&nbsp;
e19e0	6f 62 6a 65 63 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 61	object<br></code><h3><a.name="ca
e1a00	6c 6c 62 61 63 6b 5f 63 61 6e 63 65 6c 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	llback_cancel"></a><a.href="#int
e1a20	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 63 61 6c 6c 62 61 63	"><small>int</small></a>.callbac
e1a40	6b 5f 63 61 6e 63 65 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	k_cancel<small>(<a.href="#unsign
e1a60	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62	ed">unsigned</a>.<a.href="#callb
e1a80	61 63 6b 5f 69 64 22 3e 63 61 6c 6c 62 61 63 6b 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	ack_id">callback_id</a>)</small>
e1aa0	3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 61 6e 63 65 6c 73 20 61 20 63 61	</h3>.This.function.cancels.a.ca
e1ac0	6c 6c 62 61 63 6b 20 69 64 65 6e 74 69 66 69 65 64 20 62 79 20 69 74 73 20 69 64 2e 0a 3c 62 72	llback.identified.by.its.id..<br
e1ae0	3e 3c 62 72 3e 3c 63 6f 64 65 3e 63 61 6c 6c 62 61 63 6b 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74	><br><code>callback_id:&nbsp;&gt
e1b00	3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0,&nbsp;as&nbsp;returned&nbsp;
e1b20	62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	by&nbsp;a&nbsp;call&nbsp;to&nbsp
e1b40	3b 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61	;<a.href="#callback">callback</a
e1b60	3e 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63	>&nbsp;or&nbsp;<a.href="#callbac
e1b80	6b 5f 65 78 22 3e 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65	k_ex">callback_ex</a>.<br></code
e1ba0	3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 20	><br><br>The.function.returns.0.
e1bc0	69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 70 69 67 69 66 5f 63 61 6c 6c 62 61 63 6b 5f	if.OK,.otherwise.pigif_callback_
e1be0	6e 6f 74 5f 66 6f 75 6e 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 69 74 5f 66 6f 72	not_found..<h3><a.name="wait_for
e1c00	5f 65 64 67 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	_edge"></a><a.href="#int"><small
e1c20	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 3c 73	>int</small></a>.wait_for_edge<s
e1c40	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20	mall>(<a.href="#int">int</a>.<a.
e1c60	68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	href="#pi">pi</a>,.<a.href="#uns
e1c80	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73	igned">unsigned</a>.<a.href="#us
e1ca0	65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	er_gpio">user_gpio</a>,.<a.href=
e1cc0	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
e1ce0	3d 22 23 65 64 67 65 22 3e 65 64 67 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 64 6f 75	="#edge">edge</a>,.<a.href="#dou
e1d00	62 6c 65 22 3e 64 6f 75 62 6c 65 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 6f 75	ble">double</a>.<a.href="#timeou
e1d20	74 22 3e 74 69 6d 65 6f 75 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69	t">timeout</a>)</small></h3>.Thi
e1d40	73 20 66 75 6e 63 74 69 6f 6e 20 77 61 69 74 73 20 66 6f 72 20 61 6e 20 65 64 67 65 20 6f 6e 20	s.function.waits.for.an.edge.on.
e1d60	74 68 65 20 47 50 49 4f 20 66 6f 72 20 75 70 20 74 6f 20 74 69 6d 65 6f 75 74 0a 73 65 63 6f 6e	the.GPIO.for.up.to.timeout.secon
e1d80	64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ds..<br><br><code>&nbsp;&nbsp;&n
e1da0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26	bsp;&nbsp;&nbsp;&nbsp;&nbsp;pi:&
e1dc0	6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e	nbsp;&gt;=0&nbsp;(as&nbsp;return
e1de0	65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f	ed&nbsp;by&nbsp;<a.href="#pigpio
e1e00	5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73	_start">pigpio_start</a>).<br>us
e1e20	65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	er_gpio:&nbsp;0-31.<br>&nbsp;&nb
e1e40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 64 67 65 3a 26 6e 62 73 70 3b	sp;&nbsp;&nbsp;&nbsp;edge:&nbsp;
e1e60	52 49 53 49 4e 47 5f 45 44 47 45 2c 26 6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2c 26	RISING_EDGE,&nbsp;FALLING_EDGE,&
e1e80	6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 45 49 54 48 45 52 5f 45 44 47 45 2e 3c 62 72 3e 26 6e 62	nbsp;or&nbsp;EITHER_EDGE.<br>&nb
e1ea0	73 70 3b 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2e 3c 62	sp;&nbsp;timeout:&nbsp;&gt;=0.<b
e1ec0	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65	r></code><br><br>The.function.re
e1ee0	74 75 72 6e 73 20 77 68 65 6e 20 74 68 65 20 65 64 67 65 20 6f 63 63 75 72 73 20 6f 72 20 61 66	turns.when.the.edge.occurs.or.af
e1f00	74 65 72 20 74 68 65 20 74 69 6d 65 6f 75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 44 6f 20 6e 6f 74 20	ter.the.timeout..<br><br>Do.not.
e1f20	75 73 65 20 74 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 66 6f 72 20 70 72 65 63 69 73 65 20 74 69	use.this.function.for.precise.ti
e1f40	6d 69 6e 67 20 70 75 72 70 6f 73 65 73 2c 0a 74 68 65 20 65 64 67 65 20 69 73 20 6f 6e 6c 79 20	ming.purposes,.the.edge.is.only.
e1f60	63 68 65 63 6b 65 64 20 32 30 20 74 69 6d 65 73 20 61 20 73 65 63 6f 6e 64 2e 20 57 68 65 6e 65	checked.20.times.a.second..Whene
e1f80	76 65 72 0a 79 6f 75 20 6e 65 65 64 20 74 6f 20 6b 6e 6f 77 20 74 68 65 20 61 63 63 75 72 61 74	ver.you.need.to.know.the.accurat
e1fa0	65 20 74 69 6d 65 20 6f 66 20 47 50 49 4f 20 65 76 65 6e 74 73 20 75 73 65 0a 61 20 3c 61 20 68	e.time.of.GPIO.events.use.a.<a.h
e1fc0	72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 20 66 75 6e	ref="#callback">callback</a>.fun
e1fe0	63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75	ction..<br><br>The.function.retu
e2000	00 00 00 e2 73 70 3b 30 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b	....sp;0)<br>&nbsp;&nbsp;&nbsp;{
e2020	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e2040	70 3b 26 6e 62 73 70 3b 62 75 66 5b 63 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 3b 3c 62 72	p;&nbsp;buf[c]&nbsp;=&nbsp;0;<br
e2060	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
e2080	6e 62 73 70 3b 70 72 69 6e 74 66 28 22 25 73 22 2c 26 6e 62 73 70 3b 62 75 66 29 3b 3c 62 72 3e	nbsp;printf("%s",&nbsp;buf);<br>
e20a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;}<br><br>&nbsp
e20c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 70 69 6f 5f 73 74 6f 70 28 70 69 29 3b 3c 62 72	;&nbsp;&nbsp;pigpio_stop(pi);<br
e20e0	3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 61 6c 6c 62 61	>}<br></code><h3><a.name="callba
e2100	63 6b 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	ck"></a><a.href="#int"><small>in
e2120	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 63 61 6c 6c 62 61 63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61	t</small></a>.callback<small>(<a
e2140	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	.href="#int">int</a>.<a.href="#p
e2160	69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	i">pi</a>,.<a.href="#unsigned">u
e2180	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22	nsigned</a>.<a.href="#user_gpio"
e21a0	3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	>user_gpio</a>,.<a.href="#unsign
e21c0	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 64 67 65 22	ed">unsigned</a>.<a.href="#edge"
e21e0	3e 65 64 67 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 43 42 46 75 6e 63 5f 74 22 3e 43	>edge</a>,.<a.href="#CBFunc_t">C
e2200	42 46 75 6e 63 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 29 3c	BFunc_t</a>.<a.href="#f">f</a>)<
e2220	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 6e 69 74 69	/small></h3>.This.function.initi
e2240	61 6c 69 73 65 73 20 61 20 6e 65 77 20 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	alises.a.new.callback..<br><br><
e2260	63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	code>&nbsp;&nbsp;&nbsp;&nbsp;&nb
e2280	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e	sp;&nbsp;&nbsp;pi:&nbsp;&gt;=0&n
e22a0	62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62	bsp;(as&nbsp;returned&nbsp;by&nb
e22c0	73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69	sp;<a.href="#pigpio_start">pigpi
e22e0	6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70	o_start</a>).<br>user_gpio:&nbsp
e2300	3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;0-31.<br>&nbsp;&nbsp;&nbsp;&nbs
e2320	70 3b 26 6e 62 73 70 3b 65 64 67 65 3a 26 6e 62 73 70 3b 52 49 53 49 4e 47 5f 45 44 47 45 2c 26	p;&nbsp;edge:&nbsp;RISING_EDGE,&
e2340	6e 62 73 70 3b 46 41 4c 4c 49 4e 47 5f 45 44 47 45 2c 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b	nbsp;FALLING_EDGE,&nbsp;or&nbsp;
e2360	45 49 54 48 45 52 5f 45 44 47 45 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	EITHER_EDGE.<br>&nbsp;&nbsp;&nbs
e2380	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
e23a0	66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 66	f:&nbsp;the&nbsp;callback&nbsp;f
e23c0	75 6e 63 74 69 6f 6e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66	unction.<br></code><br><br>The.f
e23e0	75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 63 61 6c 6c 62 61 63 6b 20 69 64 20 69 66	unction.returns.a.callback.id.if
e2400	20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 70 69 67 69 66 5f 62 61 64 5f 6d 61 6c 6c 6f 63 2c	.OK,.otherwise.pigif_bad_malloc,
e2420	0a 70 69 67 69 66 5f 64 75 70 6c 69 63 61 74 65 5f 63 61 6c 6c 62 61 63 6b 2c 20 6f 72 20 70 69	.pigif_duplicate_callback,.or.pi
e2440	67 69 66 5f 62 61 64 5f 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 61	gif_bad_callback..<br><br>The.ca
e2460	6c 6c 62 61 63 6b 20 69 73 20 63 61 6c 6c 65 64 20 77 69 74 68 20 74 68 65 20 47 50 49 4f 2c 20	llback.is.called.with.the.GPIO,.
e2480	65 64 67 65 2c 20 61 6e 64 20 74 69 63 6b 2c 20 77 68 65 6e 65 76 65 72 20 74 68 65 0a 47 50 49	edge,.and.tick,.whenever.the.GPI
e24a0	4f 20 68 61 73 20 74 68 65 20 69 64 65 6e 74 69 66 69 65 64 20 65 64 67 65 2e 0a 3c 62 72 3e 3c	O.has.the.identified.edge..<br><
e24c0	62 72 3e 3c 63 6f 64 65 3e 50 61 72 61 6d 65 74 65 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	br><code>Parameter&nbsp;&nbsp;&n
e24e0	62 73 70 3b 56 61 6c 75 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;Value&nbsp;&nbsp;&nbsp;&nbsp
e2500	3b 4d 65 61 6e 69 6e 67 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;Meaning<br><br>GPIO&nbsp;&nbsp;
e2520	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
e2540	62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;0-31&nbsp;&nbsp;&nbsp;&nbsp;
e2560	26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 77 68 69 63 68 26 6e	&nbsp;The&nbsp;GPIO&nbsp;which&n
e2580	62 73 70 3b 68 61 73 26 6e 62 73 70 3b 63 68 61 6e 67 65 64 26 6e 62 73 70 3b 73 74 61 74 65 3c	bsp;has&nbsp;changed&nbsp;state<
e25a0	62 72 3e 3c 62 72 3e 65 64 67 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	br><br>edge&nbsp;&nbsp;&nbsp;&nb
e25c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 2d 32 26 6e	sp;&nbsp;&nbsp;&nbsp;&nbsp;0-2&n
e25e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e2600	70 3b 30 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 74 6f 26 6e	p;0&nbsp;=&nbsp;change&nbsp;to&n
e2620	62 73 70 3b 6c 6f 77 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 66 61 6c 6c 69 6e 67 26 6e 62 73	bsp;low&nbsp;(a&nbsp;falling&nbs
e2640	70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;edge)<br>&nbsp;&nbsp;&nbsp;&nb
e2660	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
e2680	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
e26a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
e26c0	73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62	sp;&nbsp;1&nbsp;=&nbsp;change&nb
e26e0	73 70 3b 74 6f 26 6e 62 73 70 3b 68 69 67 68 26 6e 62 73 70 3b 28 61 26 6e 62 73 70 3b 72 69 73	sp;to&nbsp;high&nbsp;(a&nbsp;ris
e2700	69 6e 67 26 6e 62 73 70 3b 65 64 67 65 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ing&nbsp;edge)<br>&nbsp;&nbsp;&n
e2720	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e2740	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
e2760	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
e2780	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 6e 6f	bsp;&nbsp;&nbsp;2&nbsp;=&nbsp;no
e27a0	26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 63 68 61 6e 67 65 26 6e 62 73 70 3b 28 61 26	&nbsp;level&nbsp;change&nbsp;(a&
e27c0	6e 62 73 70 3b 77 61 74 63 68 64 6f 67 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 29 3c 62 72 3e 3c	nbsp;watchdog&nbsp;timeout)<br><
e27e0	62 72 3e 74 69 63 6b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	br>tick&nbsp;&nbsp;&nbsp;&nbsp;&
e2800	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 62	nbsp;&nbsp;&nbsp;&nbsp;32&nbsp;b
e2820	69 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 68 65 26 6e 62 73 70 3b 6e 75 6d	it&nbsp;&nbsp;&nbsp;The&nbsp;num
e2840	62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 26 6e 62	ber&nbsp;of&nbsp;microseconds&nb
e2860	73 70 3b 73 69 6e 63 65 26 6e 62 73 70 3b 62 6f 6f 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	sp;since&nbsp;boot<br>&nbsp;&nbs
e2880	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
e28a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
e28c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e28e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 57 41 52 4e 49 4e 47 3a 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;WARNING:&nbs
e2900	70 3b 74 68 69 73 26 6e 62 73 70 3b 77 72 61 70 73 26 6e 62 73 70 3b 61 72 6f 75 6e 64 26 6e 62	p;this&nbsp;wraps&nbsp;around&nb
e2920	73 70 3b 66 72 6f 6d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;from<br>&nbsp;&nbsp;&nbsp;&nb
e2940	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
e2960	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
e2980	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
e29a0	73 70 3b 26 6e 62 73 70 3b 34 32 39 34 39 36 37 32 39 35 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	sp;&nbsp;4294967295&nbsp;to&nbsp
e29c0	3b 30 26 6e 62 73 70 3b 72 6f 75 67 68 6c 79 26 6e 62 73 70 3b 65 76 65 72 79 26 6e 62 73 70 3b	;0&nbsp;roughly&nbsp;every&nbsp;
e29e0	37 32 26 6e 62 73 70 3b 6d 69 6e 75 74 65 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	72&nbsp;minutes<br></code><br><b
e2a00	72 3e 54 68 65 20 47 50 49 4f 20 61 72 65 20 73 61 6d 70 6c 65 64 20 61 74 20 61 20 72 61 74 65	r>The.GPIO.are.sampled.at.a.rate
e2a20	20 73 65 74 20 77 68 65 6e 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 0a 69 73 20 73	.set.when.the.pigpio.daemon.is.s
e2a40	74 61 72 74 65 64 20 28 64 65 66 61 75 6c 74 20 35 20 75 73 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54	tarted.(default.5.us)..<br><br>T
e2a60	68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 61 6d 70 6c 65 73 20 70 65 72 20 73 65 63 6f 6e 64 20	he.number.of.samples.per.second.
e2a80	69 73 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e	is.given.in.the.following.table.
e2aa0	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	.<br><br><code>&nbsp;&nbsp;&nbsp
e2ac0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
e2ae0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
e2b00	73 70 3b 73 61 6d 70 6c 65 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;samples<br>&nbsp;&nbsp;&nbsp;
e2b20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
e2b40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e2b60	70 3b 70 65 72 26 6e 62 73 70 3b 73 65 63 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	p;per&nbsp;sec<br><br>&nbsp;&nbs
e2b80	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
e2ba0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 2c 30 30 30 2c 30	&nbsp;&nbsp;1&nbsp;&nbsp;1,000,0
e2bc0	30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	00<br>&nbsp;&nbsp;&nbsp;&nbsp;&n
e2be0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62	bsp;&nbsp;&nbsp;&nbsp;&nbsp;2&nb
e2c00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 2c 30 30 30 3c 62 72 3e	sp;&nbsp;&nbsp;&nbsp;500,000<br>
e2c20	73 61 6d 70 6c 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26	sample&nbsp;&nbsp;&nbsp;4&nbsp;&
e2c40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 2c 30 30 30 3c 62 72 3e 72 61 74 65	nbsp;&nbsp;&nbsp;250,000<br>rate
e2c60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;5&
e2c80	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 2c 30 30 30 3c 62	nbsp;&nbsp;&nbsp;&nbsp;200,000<b
e2ca0	72 3e 28 75 73 29 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	r>(us)&nbsp;&nbsp;&nbsp;&nbsp;&n
e2cc0	62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35	bsp;8&nbsp;&nbsp;&nbsp;&nbsp;125
e2ce0	2c 30 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	,000<br>&nbsp;&nbsp;&nbsp;&nbsp;
e2d00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;&nbsp;10&nbsp;
e2d20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 2c 30 30 30 3c 62 72 3e 3c 2f 63	&nbsp;&nbsp;&nbsp;100,000<br></c
e2d40	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 73	ode><br><br>GPIO.level.changes.s
e2d60	68 6f 72 74 65 72 20 74 68 61 6e 20 74 68 65 20 73 61 6d 70 6c 65 20 72 61 74 65 20 6d 61 79 20	horter.than.the.sample.rate.may.
e2d80	62 65 20 6d 69 73 73 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 64 61 65 6d 6f 6e 20 73 6f	be.missed..<br><br>The.daemon.so
e2da0	66 74 77 61 72 65 20 77 68 69 63 68 20 67 65 6e 65 72 61 74 65 73 20 74 68 65 20 63 61 6c 6c 62	ftware.which.generates.the.callb
e2dc0	61 63 6b 73 20 69 73 20 74 72 69 67 67 65 72 65 64 0a 31 30 30 30 20 74 69 6d 65 73 20 70 65 72	acks.is.triggered.1000.times.per
e2de0	20 73 65 63 6f 6e 64 2e 20 20 54 68 65 20 63 61 6c 6c 62 61 63 6b 73 20 77 69 6c 6c 20 62 65 20	.second...The.callbacks.will.be.
e2e00	63 61 6c 6c 65 64 20 6f 6e 63 65 20 70 65 72 0a 6c 65 76 65 6c 20 63 68 61 6e 67 65 20 73 69 6e	called.once.per.level.change.sin
e2e20	63 65 20 74 68 65 20 6c 61 73 74 20 74 69 6d 65 20 74 68 65 79 20 77 65 72 65 20 63 61 6c 6c 65	ce.the.last.time.they.were.calle
e2e40	64 2e 0a 69 2e 65 2e 20 54 68 65 20 63 61 6c 6c 62 61 63 6b 73 20 77 69 6c 6c 20 67 65 74 20 61	d..i.e..The.callbacks.will.get.a
e2e60	6c 6c 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 62 75 74 20 74 68 65 72 65 20 77 69 6c 6c 0a	ll.level.changes.but.there.will.
e2e80	62 65 20 61 20 6c 61 74 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 79 6f 75 20 77 61 6e	be.a.latency..<br><br>If.you.wan
e2ea0	74 20 74 6f 20 74 72 61 63 6b 20 74 68 65 20 6c 65 76 65 6c 20 6f 66 20 6d 6f 72 65 20 74 68 61	t.to.track.the.level.of.more.tha
e2ec0	6e 20 6f 6e 65 20 47 50 49 4f 20 64 6f 20 73 6f 20 62 79 0a 6d 61 69 6e 74 61 69 6e 69 6e 67 20	n.one.GPIO.do.so.by.maintaining.
e2ee0	74 68 65 20 73 74 61 74 65 20 69 6e 20 74 68 65 20 63 61 6c 6c 62 61 63 6b 2e 20 20 44 6f 20 6e	the.state.in.the.callback...Do.n
e2f00	6f 74 20 75 73 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 5f 72 65 61 64 22 3e 67 70 69 6f	ot.use.<a.href="#gpio_read">gpio
e2f20	5f 72 65 61 64 3c 2f 61 3e 2e 0a 52 65 6d 65 6d 62 65 72 20 74 68 65 20 65 76 65 6e 74 20 74 68	_read</a>..Remember.the.event.th
e2f40	61 74 20 74 72 69 67 67 65 72 65 64 20 74 68 65 20 63 61 6c 6c 62 61 63 6b 20 6d 61 79 20 68 61	at.triggered.the.callback.may.ha
e2f60	76 65 0a 68 61 70 70 65 6e 65 64 20 73 65 76 65 72 61 6c 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73	ve.happened.several.milliseconds
e2f80	20 62 65 66 6f 72 65 20 61 6e 64 20 74 68 65 20 47 50 49 4f 20 6d 61 79 20 68 61 76 65 0a 63 68	.before.and.the.GPIO.may.have.ch
e2fa0	61 6e 67 65 64 20 6c 65 76 65 6c 20 6d 61 6e 79 20 74 69 6d 65 73 20 73 69 6e 63 65 20 74 68 65	anged.level.many.times.since.the
e2fc0	6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 61 6c 6c 62 61 63 6b 5f 65 78 22 3e 3c 2f 61	n..<h3><a.name="callback_ex"></a
e2fe0	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
e3000	00 00 00 e3 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6d 61 78 69 6d 75 6d 26 6e 62 73	....t:&nbsp;the&nbsp;maximum&nbs
e3020	70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70	p;number&nbsp;of&nbsp;bytes&nbsp
e3040	3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	;to&nbsp;read.<br></code><br><br
e3060	3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61	>Returns.the.number.of.bytes.rea
e3080	64 20 28 26 67 74 3b 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41	d.(&gt;0).if.OK,.otherwise.PI_BA
e30a0	44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 50 49 5f 46 49 4c 45 5f	D_HANDLE,.PI_BAD_PARAM,.PI_FILE_
e30c0	4e 4f 54 5f 52 4f 50 45 4e 2c 20 6f 72 20 50 49 5f 42 41 44 5f 46 49 4c 45 5f 57 52 49 54 45 2e	NOT_ROPEN,.or.PI_BAD_FILE_WRITE.
e30e0	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	.<br><br><b><small>Example</smal
e3100	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	l></b><br><br><code>&nbsp;&nbsp;
e3120	26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 66 69 6c 65 5f 72 65 61	&nbsp;bytes&nbsp;=&nbsp;file_rea
e3140	64 28 70 69 2c 26 6e 62 73 70 3b 68 61 6e 64 6c 65 2c 26 6e 62 73 70 3b 62 75 66 2c 26 6e 62 73	d(pi,&nbsp;handle,&nbsp;buf,&nbs
e3160	70 3b 73 69 7a 65 6f 66 28 62 75 66 29 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	p;sizeof(buf));<br><br>&nbsp;&nb
e3180	73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 62 79 74 65 73 26 6e 62 73 70 3b 26 67 74	sp;&nbsp;if&nbsp;(bytes&nbsp;&gt
e31a0	3b 3d 26 6e 62 73 70 3b 30 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;=&nbsp;0)<br>&nbsp;&nbsp;&nbsp;
e31c0	7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	{<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
e31e0	73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 70 72 6f 63 65 73 73 26 6e 62 73 70 3b 72 65	sp;&nbsp;//&nbsp;process&nbsp;re
e3200	61 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	ad&nbsp;data<br>&nbsp;&nbsp;&nbs
e3220	70 3b 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 5f	p;}<br></code><h3><a.name="file_
e3240	73 65 65 6b 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	seek"></a><a.href="#int"><small>
e3260	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 66 69 6c 65 5f 73 65 65 6b 3c 73 6d 61 6c 6c 3e	int</small></a>.file_seek<small>
e3280	28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	(<a.href="#int">int</a>.<a.href=
e32a0	22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	"#pi">pi</a>,.<a.href="#unsigned
e32c0	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22	">unsigned</a>.<a.href="#handle"
e32e0	3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 33 32 5f 74 22 3e	>handle</a>,.<a.href="#int32_t">
e3300	69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 65 6b 4f 66 66 73 65 74	int32_t</a>.<a.href="#seekOffset
e3320	22 3e 73 65 65 6b 4f 66 66 73 65 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	">seekOffset</a>,.<a.href="#int"
e3340	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 65 6b 46 72 6f 6d 22 3e 73 65 65	>int</a>.<a.href="#seekFrom">see
e3360	6b 46 72 6f 6d 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e	kFrom</a>)</small></h3>.This.fun
e3380	63 74 69 6f 6e 20 73 65 65 6b 73 20 74 6f 20 61 20 70 6f 73 69 74 69 6f 6e 20 77 69 74 68 69 6e	ction.seeks.to.a.position.within
e33a0	20 74 68 65 20 66 69 6c 65 20 61 73 73 6f 63 69 61 74 65 64 0a 77 69 74 68 20 68 61 6e 64 6c 65	.the.file.associated.with.handle
e33c0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	..<br><br><code>&nbsp;&nbsp;&nbs
e33e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
e3400	70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65	pi:&nbsp;&gt;=0&nbsp;(as&nbsp;re
e3420	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69	turned&nbsp;by&nbsp;<a.href="#pi
e3440	67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62	gpio_start">pigpio_start</a>).<b
e3460	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 68 61 6e 64 6c 65	r>&nbsp;&nbsp;&nbsp;&nbsp;handle
e3480	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75	:&nbsp;&gt;=0&nbsp;(as&nbsp;retu
e34a0	72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65	rned&nbsp;by&nbsp;<a.href="#file
e34c0	5f 6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 73 65 65 6b 4f 66	_open">file_open</a>).<br>seekOf
e34e0	66 73 65 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b	fset:&nbsp;the&nbsp;number&nbsp;
e3500	6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6d 6f 76 65 2e	of&nbsp;bytes&nbsp;to&nbsp;move.
e3520	26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 6f 73 69 74 69 76 65 26 6e 62 73 70 3b 6f 66 66 73 65 74	&nbsp;&nbsp;Positive&nbsp;offset
e3540	73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	s<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
e3560	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
e3580	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 6f 76 65 26 6e 62 73 70 3b 66 6f 72 77 61 72 64 2c 26	;&nbsp;&nbsp;move&nbsp;forward,&
e35a0	6e 62 73 70 3b 6e 65 67 61 74 69 76 65 26 6e 62 73 70 3b 6f 66 66 73 65 74 73 26 6e 62 73 70 3b	nbsp;negative&nbsp;offsets&nbsp;
e35c0	62 61 63 6b 77 61 72 64 73 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 65 65 6b 46 72	backwards.<br>&nbsp;&nbsp;seekFr
e35e0	6f 6d 3a 26 6e 62 73 70 3b 6f 6e 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 50 49 5f 46 52 4f	om:&nbsp;one&nbsp;of&nbsp;PI_FRO
e3600	4d 5f 53 54 41 52 54 26 6e 62 73 70 3b 28 30 29 2c 26 6e 62 73 70 3b 50 49 5f 46 52 4f 4d 5f 43	M_START&nbsp;(0),&nbsp;PI_FROM_C
e3620	55 52 52 45 4e 54 26 6e 62 73 70 3b 28 31 29 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	URRENT&nbsp;(1),<br>&nbsp;&nbsp;
e3640	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
e3660	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6f 72 26 6e	bsp;&nbsp;&nbsp;&nbsp;&nbsp;or&n
e3680	62 73 70 3b 50 49 5f 46 52 4f 4d 5f 45 4e 44 26 6e 62 73 70 3b 28 32 29 2e 3c 62 72 3e 3c 2f 63	bsp;PI_FROM_END&nbsp;(2).<br></c
e36a0	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 62 79 74 65	ode><br><br>Returns.the.new.byte
e36c0	20 70 6f 73 69 74 69 6f 6e 20 77 69 74 68 69 6e 20 74 68 65 20 66 69 6c 65 20 28 26 67 74 3b 3d	.position.within.the.file.(&gt;=
e36e0	30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c	0).if.OK,.otherwise.PI_BAD_HANDL
e3700	45 2c 20 6f 72 20 50 49 5f 42 41 44 5f 46 49 4c 45 5f 53 45 45 4b 2e 0a 3c 62 72 3e 3c 62 72 3e	E,.or.PI_BAD_FILE_SEEK..<br><br>
e3720	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
e3740	3e 3c 62 72 3e 3c 63 6f 64 65 3e 66 69 6c 65 5f 73 65 65 6b 28 70 69 2c 26 6e 62 73 70 3b 68 61	><br><code>file_seek(pi,&nbsp;ha
e3760	6e 64 6c 65 2c 26 6e 62 73 70 3b 31 32 33 2c 26 6e 62 73 70 3b 50 49 5f 46 52 4f 4d 5f 53 54 41	ndle,&nbsp;123,&nbsp;PI_FROM_STA
e3780	52 54 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 53 74 61 72 74 26 6e 62 73 70 3b 70 6c 75	RT);&nbsp;//&nbsp;Start&nbsp;plu
e37a0	73 26 6e 62 73 70 3b 31 32 33 3c 62 72 3e 3c 62 72 3e 73 69 7a 65 26 6e 62 73 70 3b 3d 26 6e 62	s&nbsp;123<br><br>size&nbsp;=&nb
e37c0	73 70 3b 66 69 6c 65 5f 73 65 65 6b 28 70 69 2c 26 6e 62 73 70 3b 68 61 6e 64 6c 65 2c 26 6e 62	sp;file_seek(pi,&nbsp;handle,&nb
e37e0	73 70 3b 30 2c 26 6e 62 73 70 3b 50 49 5f 46 52 4f 4d 5f 45 4e 44 29 3b 26 6e 62 73 70 3b 2f 2f	sp;0,&nbsp;PI_FROM_END);&nbsp;//
e3800	26 6e 62 73 70 3b 45 6e 64 2c 26 6e 62 73 70 3b 72 65 74 75 72 6e 26 6e 62 73 70 3b 73 69 7a 65	&nbsp;End,&nbsp;return&nbsp;size
e3820	3c 62 72 3e 3c 62 72 3e 70 6f 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 66 69 6c 65 5f 73 65 65	<br><br>pos&nbsp;=&nbsp;file_see
e3840	6b 28 70 69 2c 26 6e 62 73 70 3b 68 61 6e 64 6c 65 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b	k(pi,&nbsp;handle,&nbsp;0,&nbsp;
e3860	50 49 5f 46 52 4f 4d 5f 43 55 52 52 45 4e 54 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 43	PI_FROM_CURRENT);&nbsp;//&nbsp;C
e3880	75 72 72 65 6e 74 26 6e 62 73 70 3b 70 6f 73 69 74 69 6f 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	urrent&nbsp;position<br></code><
e38a0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 5f 6c 69 73 74 22 3e 3c 2f 61 3e 3c 61 20 68 72	h3><a.name="file_list"></a><a.hr
e38c0	65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	ef="#int"><small>int</small></a>
e38e0	20 66 69 6c 65 5f 6c 69 73 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	.file_list<small>(<a.href="#int"
e3900	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c	>int</a>.<a.href="#pi">pi</a>,.<
e3920	61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	a.href="#char">char</a>.<a.href=
e3940	22 23 2a 66 70 61 74 22 3e 2a 66 70 61 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68	"#*fpat">*fpat</a>,.<a.href="#ch
e3960	61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75	ar">char</a>.<a.href="#*buf">*bu
e3980	66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	f</a>,.<a.href="#unsigned">unsig
e39a0	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f	ned</a>.<a.href="#count">count</
e39c0	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72	a>)</small></h3>.This.function.r
e39e0	65 74 75 72 6e 73 20 61 20 6c 69 73 74 20 6f 66 20 66 69 6c 65 73 20 77 68 69 63 68 20 6d 61 74	eturns.a.list.of.files.which.mat
e3a00	63 68 20 61 20 70 61 74 74 65 72 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73	ch.a.pattern..<br><br><code>&nbs
e3a20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62	p;&nbsp;&nbsp;pi:&nbsp;&gt;=0&nb
e3a40	73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73	sp;(as&nbsp;returned&nbsp;by&nbs
e3a60	70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f	p;<a.href="#pigpio_start">pigpio
e3a80	5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 66 70 61 74 3a 26 6e 62 73 70	_start</a>).<br>&nbsp;fpat:&nbsp
e3aa0	3b 66 69 6c 65 26 6e 62 73 70 3b 70 61 74 74 65 72 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	;file&nbsp;pattern&nbsp;to&nbsp;
e3ac0	6d 61 74 63 68 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b	match.<br>&nbsp;&nbsp;buf:&nbsp;
e3ae0	61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69	an&nbsp;array&nbsp;to&nbsp;recei
e3b00	76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6d 61 74 63 68 69 6e 67 26 6e 62 73 70 3b 66	ve&nbsp;the&nbsp;matching&nbsp;f
e3b20	69 6c 65 26 6e 62 73 70 3b 6e 61 6d 65 73 2e 3c 62 72 3e 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74	ile&nbsp;names.<br>count:&nbsp;t
e3b40	68 65 26 6e 62 73 70 3b 6d 61 78 69 6d 75 6d 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70	he&nbsp;maximum&nbsp;number&nbsp
e3b60	3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64	;of&nbsp;bytes&nbsp;to&nbsp;read
e3b80	2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20	.<br></code><br><br>Returns.the.
e3ba0	6e 75 6d 62 65 72 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 20 69 66 20 4f 4b 2c 20	number.of.returned.bytes.if.OK,.
e3bc0	6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 5f 46 49 4c 45 5f 41 43 43 45 53 53 2c 0a 6f 72 20	otherwise.PI_NO_FILE_ACCESS,.or.
e3be0	50 49 5f 4e 4f 5f 46 49 4c 45 5f 4d 41 54 43 48 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 61	PI_NO_FILE_MATCH..<br><br>The.pa
e3c00	74 74 65 72 6e 20 6d 75 73 74 20 6d 61 74 63 68 20 61 6e 20 65 6e 74 72 79 20 69 6e 20 2f 6f 70	ttern.must.match.an.entry.in./op
e3c20	74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 20 20 54 68 65 20 70 61 74 74 65 72 6e 0a 6d 61	t/pigpio/access...The.pattern.ma
e3c40	79 20 63 6f 6e 74 61 69 6e 20 77 69 6c 64 63 61 72 64 73 2e 20 20 53 65 65 20 3c 61 20 68 72 65	y.contain.wildcards...See.<a.hre
e3c60	66 3d 22 23 66 69 6c 65 5f 6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 2e 0a 3c 62	f="#file_open">file_open</a>..<b
e3c80	72 3e 3c 62 72 3e 4e 4f 54 45 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20	r><br>NOTE.<br><br>The.returned.
e3ca0	76 61 6c 75 65 20 69 73 20 6e 6f 74 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 66 69 6c 65 73	value.is.not.the.number.of.files
e3cc0	2c 20 69 74 20 69 73 20 74 68 65 20 6e 75 6d 62 65 72 0a 6f 66 20 62 79 74 65 73 20 69 6e 20 74	,.it.is.the.number.of.bytes.in.t
e3ce0	68 65 20 62 75 66 66 65 72 2e 20 20 54 68 65 20 66 69 6c 65 20 6e 61 6d 65 73 20 61 72 65 20 73	he.buffer...The.file.names.are.s
e3d00	65 70 61 72 61 74 65 64 20 62 79 20 6e 65 77 6c 69 6e 65 0a 63 68 61 72 61 63 74 65 72 73 2e 0a	eparated.by.newline.characters..
e3d20	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
e3d40	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 69 6e 63 6c 75 64 65 26 6e 62 73 70	></b><br><br><code>#include&nbsp
e3d60	3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 23 69 6e 63 6c 75 64 65 26 6e 62 73	;&lt;stdio.h&gt;<br>#include&nbs
e3d80	70 3b 26 6c 74 3b 70 69 67 70 69 6f 64 5f 69 66 32 2e 68 26 67 74 3b 3c 62 72 3e 3c 62 72 3e 69	p;&lt;pigpiod_if2.h&gt;<br><br>i
e3da0	6e 74 26 6e 62 73 70 3b 6d 61 69 6e 28 69 6e 74 26 6e 62 73 70 3b 61 72 67 63 2c 26 6e 62 73 70	nt&nbsp;main(int&nbsp;argc,&nbsp
e3dc0	3b 63 68 61 72 26 6e 62 73 70 3b 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73	;char&nbsp;*argv[])<br>{<br>&nbs
e3de0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 70 69 2c 26 6e 62 73 70 3b	p;&nbsp;&nbsp;int&nbsp;pi,&nbsp;
e3e00	68 61 6e 64 6c 65 2c 26 6e 62 73 70 3b 63 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	handle,&nbsp;c;<br>&nbsp;&nbsp;&
e3e20	6e 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 62 75 66 5b 36 30 30 30 30 5d 3b 3c 62 72 3e 3c 62	nbsp;char&nbsp;buf[60000];<br><b
e3e40	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 26 6e 62 73 70 3b 3d 26 6e 62	r>&nbsp;&nbsp;&nbsp;pi&nbsp;=&nb
e3e60	73 70 3b 70 69 67 70 69 6f 5f 73 74 61 72 74 28 4e 55 4c 4c 2c 26 6e 62 73 70 3b 4e 55 4c 4c 29	sp;pigpio_start(NULL,&nbsp;NULL)
e3e80	3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62	;<br><br>&nbsp;&nbsp;&nbsp;if&nb
e3ea0	73 70 3b 28 70 69 26 6e 62 73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 30 29 26 6e 62 73 70 3b 72 65	sp;(pi&nbsp;&lt;&nbsp;0)&nbsp;re
e3ec0	74 75 72 6e 26 6e 62 73 70 3b 31 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	turn&nbsp;1;<br><br>&nbsp;&nbsp;
e3ee0	26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 61 73 73 75 6d 65 73 26 6e 62 73 70 3b 2f 6f 70 74 2f	&nbsp;//&nbsp;assumes&nbsp;/opt/
e3f00	70 69 67 70 69 6f 2f 61 63 63 65 73 73 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 73 26 6e 62 73 70	pigpio/access&nbsp;contains&nbsp
e3f20	3b 74 68 65 26 6e 62 73 70 3b 66 6f 6c 6c 6f 77 69 6e 67 26 6e 62 73 70 3b 6c 69 6e 65 3c 62 72	;the&nbsp;following&nbsp;line<br
e3f40	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 2f 72 61 6d 2f	>&nbsp;&nbsp;&nbsp;//&nbsp;/ram/
e3f60	2a 2e 63 26 6e 62 73 70 3b 72 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	*.c&nbsp;r<br><br>&nbsp;&nbsp;&n
e3f80	62 73 70 3b 63 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 66 69 6c 65 5f 6c 69 73 74 28 70 69 2c 26	bsp;c&nbsp;=&nbsp;file_list(pi,&
e3fa0	6e 62 73 70 3b 22 2f 72 61 6d 2f 70 2a 2e 63 22 2c 26 6e 62 73 70 3b 62 75 66 2c 26 6e 62 73 70	nbsp;"/ram/p*.c",&nbsp;buf,&nbsp
e3fc0	3b 73 69 7a 65 6f 66 28 62 75 66 29 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	;sizeof(buf));<br><br>&nbsp;&nbs
e3fe0	70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 63 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62	p;&nbsp;if&nbsp;(c&nbsp;&gt;=&nb
e4000	00 00 00 e4 3e 3c 74 64 3e 50 49 5f 46 49 4c 45 5f 43 52 45 41 54 45 3c 2f 74 64 3e 3c 74 64 3e	....><td>PI_FILE_CREATE</td><td>
e4020	38 3c 2f 74 64 3e 3c 74 64 3e 54 68 65 20 66 69 6c 65 20 69 73 20 63 72 65 61 74 65 64 20 69 66	8</td><td>The.file.is.created.if
e4040	20 69 74 20 64 6f 65 73 6e 27 74 20 65 78 69 73 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	.it.doesn't.exist</td></tr><tr><
e4060	74 64 3e 50 49 5f 46 49 4c 45 5f 54 52 55 4e 43 3c 2f 74 64 3e 3c 74 64 3e 31 36 3c 2f 74 64 3e	td>PI_FILE_TRUNC</td><td>16</td>
e4080	3c 74 64 3e 54 68 65 20 66 69 6c 65 20 69 73 20 74 72 75 6e 63 61 74 65 64 3c 2f 74 64 3e 3c 2f	<td>The.file.is.truncated</td></
e40a0	74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 4e 65 77 6c 79	tr></tbody></table><br><br>Newly
e40c0	20 63 72 65 61 74 65 64 20 66 69 6c 65 73 20 61 72 65 20 6f 77 6e 65 64 20 62 79 20 72 6f 6f 74	.created.files.are.owned.by.root
e40e0	20 77 69 74 68 20 70 65 72 6d 69 73 73 69 6f 6e 73 20 6f 77 6e 65 72 20 72 65 61 64 20 61 6e 64	.with.permissions.owner.read.and
e4100	20 77 72 69 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c	.write..<br><br><b><small>Exampl
e4120	65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 69 6e 63 6c	e</small></b><br><br><code>#incl
e4140	75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 23 69 6e 63	ude&nbsp;&lt;stdio.h&gt;<br>#inc
e4160	6c 75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 70 69 67 70 69 6f 64 5f 69 66 32 2e 68 26 67 74 3b 3c	lude&nbsp;&lt;pigpiod_if2.h&gt;<
e4180	62 72 3e 3c 62 72 3e 69 6e 74 26 6e 62 73 70 3b 6d 61 69 6e 28 69 6e 74 26 6e 62 73 70 3b 61 72	br><br>int&nbsp;main(int&nbsp;ar
e41a0	67 63 2c 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 7b	gc,&nbsp;char&nbsp;*argv[])<br>{
e41c0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 70	<br>&nbsp;&nbsp;&nbsp;int&nbsp;p
e41e0	69 2c 26 6e 62 73 70 3b 68 61 6e 64 6c 65 2c 26 6e 62 73 70 3b 63 3b 3c 62 72 3e 26 6e 62 73 70	i,&nbsp;handle,&nbsp;c;<br>&nbsp
e4200	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 62 75 66 5b 36 30 30 30 30	;&nbsp;&nbsp;char&nbsp;buf[60000
e4220	5d 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 26 6e	];<br><br>&nbsp;&nbsp;&nbsp;pi&n
e4240	62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 5f 73 74 61 72 74 28 4e 55 4c 4c 2c 26 6e 62	bsp;=&nbsp;pigpio_start(NULL,&nb
e4260	73 70 3b 4e 55 4c 4c 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;NULL);<br><br>&nbsp;&nbsp;&nb
e4280	73 70 3b 69 66 26 6e 62 73 70 3b 28 70 69 26 6e 62 73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 30 29	sp;if&nbsp;(pi&nbsp;&lt;&nbsp;0)
e42a0	26 6e 62 73 70 3b 72 65 74 75 72 6e 26 6e 62 73 70 3b 31 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73	&nbsp;return&nbsp;1;<br><br>&nbs
e42c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 61 73 73 75 6d 65 73 26 6e 62	p;&nbsp;&nbsp;//&nbsp;assumes&nb
e42e0	73 70 3b 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 26 6e 62 73 70 3b 63 6f 6e 74 61	sp;/opt/pigpio/access&nbsp;conta
e4300	69 6e 73 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 6f 6c 6c 6f 77 69 6e 67 26 6e 62 73 70	ins&nbsp;the&nbsp;following&nbsp
e4320	3b 6c 69 6e 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62	;line<br>&nbsp;&nbsp;&nbsp;//&nb
e4340	73 70 3b 2f 72 61 6d 2f 2a 2e 63 26 6e 62 73 70 3b 72 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b	sp;/ram/*.c&nbsp;r<br><br>&nbsp;
e4360	26 6e 62 73 70 3b 26 6e 62 73 70 3b 68 61 6e 64 6c 65 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 66	&nbsp;&nbsp;handle&nbsp;=&nbsp;f
e4380	69 6c 65 5f 6f 70 65 6e 28 70 69 2c 26 6e 62 73 70 3b 22 2f 72 61 6d 2f 70 69 67 70 69 6f 2e 63	ile_open(pi,&nbsp;"/ram/pigpio.c
e43a0	22 2c 26 6e 62 73 70 3b 50 49 5f 46 49 4c 45 5f 52 45 41 44 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e	",&nbsp;PI_FILE_READ);<br><br>&n
e43c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 68 61 6e 64 6c 65 26	bsp;&nbsp;&nbsp;if&nbsp;(handle&
e43e0	6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	nbsp;&gt;=&nbsp;0)<br>&nbsp;&nbs
e4400	70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;&nbsp;{<br>&nbsp;&nbsp;&nbsp;&
e4420	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 68 69 6c 65 26 6e 62 73 70 3b 28 28 63 3d	nbsp;&nbsp;&nbsp;while&nbsp;((c=
e4440	66 69 6c 65 5f 72 65 61 64 28 70 69 2c 26 6e 62 73 70 3b 68 61 6e 64 6c 65 2c 26 6e 62 73 70 3b	file_read(pi,&nbsp;handle,&nbsp;
e4460	62 75 66 2c 26 6e 62 73 70 3b 73 69 7a 65 6f 66 28 62 75 66 29 2d 31 29 29 29 3c 62 72 3e 26 6e	buf,&nbsp;sizeof(buf)-1)))<br>&n
e4480	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e44a0	70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;{<br>&nbsp;&nbsp;&nbsp;&nbsp;&
e44c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;buf
e44e0	5b 63 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	[c]&nbsp;=&nbsp;0;<br>&nbsp;&nbs
e4500	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
e4520	26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 66 28 22 25 73 22 2c 26 6e 62 73 70 3b 62 75	&nbsp;&nbsp;printf("%s",&nbsp;bu
e4540	66 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	f);<br>&nbsp;&nbsp;&nbsp;&nbsp;&
e4560	6e 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;&nbsp;}<br><br>&nbsp;&nbsp;
e4580	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 69 6c 65 5f 63 6c 6f	&nbsp;&nbsp;&nbsp;&nbsp;file_clo
e45a0	73 65 28 70 69 2c 26 6e 62 73 70 3b 68 61 6e 64 6c 65 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	se(pi,&nbsp;handle);<br>&nbsp;&n
e45c0	62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	bsp;&nbsp;}<br><br>&nbsp;&nbsp;&
e45e0	6e 62 73 70 3b 70 69 67 70 69 6f 5f 73 74 6f 70 28 70 69 29 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 2f	nbsp;pigpio_stop(pi);<br>}<br></
e4600	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 5f 63 6c 6f 73 65 22 3e 3c 2f	code><h3><a.name="file_close"></
e4620	61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61	a><a.href="#int"><small>int</sma
e4640	6c 6c 3e 3c 2f 61 3e 20 66 69 6c 65 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	ll></a>.file_close<small>(<a.hre
e4660	66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70	f="#int">int</a>.<a.href="#pi">p
e4680	69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	i</a>,.<a.href="#unsigned">unsig
e46a0	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65	ned</a>.<a.href="#handle">handle
e46c0	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e	</a>)</small></h3>.This.function
e46e0	20 63 6c 6f 73 65 73 20 74 68 65 20 66 69 6c 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68	.closes.the.file.associated.with
e4700	20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62	.handle..<br><br><code>&nbsp;&nb
e4720	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e	sp;&nbsp;&nbsp;pi:&nbsp;&gt;=0&n
e4740	62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62	bsp;(as&nbsp;returned&nbsp;by&nb
e4760	73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69	sp;<a.href="#pigpio_start">pigpi
e4780	6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67	o_start</a>).<br>handle:&nbsp;&g
e47a0	74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	t;=0&nbsp;(as&nbsp;returned&nbsp
e47c0	3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 6f 70 65 6e 22 3e 66 69	;by&nbsp;<a.href="#file_open">fi
e47e0	6c 65 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	le_open</a>).<br></code><br><br>
e4800	52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41	Returns.0.if.OK,.otherwise.PI_BA
e4820	44 5f 48 41 4e 44 4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d	D_HANDLE..<br><br><b><small>Exam
e4840	70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 66 69 6c	ple</small></b><br><br><code>fil
e4860	65 5f 63 6c 6f 73 65 28 70 69 2c 26 6e 62 73 70 3b 68 61 6e 64 6c 65 29 3b 3c 62 72 3e 3c 2f 63	e_close(pi,&nbsp;handle);<br></c
e4880	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 5f 77 72 69 74 65 22 3e 3c 2f 61	ode><h3><a.name="file_write"></a
e48a0	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
e48c0	6c 3e 3c 2f 61 3e 20 66 69 6c 65 5f 77 72 69 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	l></a>.file_write<small>(<a.href
e48e0	3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69	="#int">int</a>.<a.href="#pi">pi
e4900	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
e4920	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c	ed</a>.<a.href="#handle">handle<
e4940	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61	/a>,.<a.href="#char">char</a>.<a
e4960	20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	.href="#*buf">*buf</a>,.<a.href=
e4980	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
e49a0	3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	="#count">count</a>)</small></h3
e49c0	3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 77 72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74	>.This.function.writes.count.byt
e49e0	65 73 20 66 72 6f 6d 20 62 75 66 20 74 6f 20 74 68 65 20 74 68 65 20 66 69 6c 65 0a 61 73 73 6f	es.from.buf.to.the.the.file.asso
e4a00	63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	ciated.with.handle..<br><br><cod
e4a20	65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62	e>&nbsp;&nbsp;&nbsp;&nbsp;pi:&nb
e4a40	73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64	sp;&gt;=0&nbsp;(as&nbsp;returned
e4a60	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73	&nbsp;by&nbsp;<a.href="#pigpio_s
e4a80	74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64	tart">pigpio_start</a>).<br>hand
e4aa0	6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65	le:&nbsp;&gt;=0&nbsp;(as&nbsp;re
e4ac0	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 66 69	turned&nbsp;by&nbsp;<a.href="#fi
e4ae0	6c 65 5f 6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73	le_open">file_open</a>).<br>&nbs
e4b00	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	p;&nbsp;&nbsp;buf:&nbsp;the&nbsp
e4b20	3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74	;array&nbsp;of&nbsp;bytes&nbsp;t
e4b40	6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62	o&nbsp;write.<br>&nbsp;count:&nb
e4b60	73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b	sp;the&nbsp;number&nbsp;of&nbsp;
e4b80	62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63	bytes&nbsp;to&nbsp;write.<br></c
e4ba0	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68	ode><br><br>Returns.0.if.OK,.oth
e4bc0	65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52	erwise.PI_BAD_HANDLE,.PI_BAD_PAR
e4be0	41 4d 2c 0a 50 49 5f 46 49 4c 45 5f 4e 4f 54 5f 57 4f 50 45 4e 2c 20 6f 72 20 50 49 5f 42 41 44	AM,.PI_FILE_NOT_WOPEN,.or.PI_BAD
e4c00	5f 46 49 4c 45 5f 57 52 49 54 45 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	_FILE_WRITE..<br><br><b><small>E
e4c20	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
e4c40	69 66 26 6e 62 73 70 3b 28 66 69 6c 65 5f 77 72 69 74 65 28 70 69 2c 26 6e 62 73 70 3b 68 61 6e	if&nbsp;(file_write(pi,&nbsp;han
e4c60	64 6c 65 2c 26 6e 62 73 70 3b 62 75 66 2c 26 6e 62 73 70 3b 31 30 30 29 26 6e 62 73 70 3b 3d 3d	dle,&nbsp;buf,&nbsp;100)&nbsp;==
e4c80	26 6e 62 73 70 3b 30 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	&nbsp;0)<br>{<br>&nbsp;&nbsp;&nb
e4ca0	73 70 3b 2f 2f 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 77 72 69 74 74 65 6e 26 6e 62 73	sp;//&nbsp;file&nbsp;written&nbs
e4cc0	70 3b 6f 6b 61 79 3c 62 72 3e 7d 3c 62 72 3e 65 6c 73 65 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73	p;okay<br>}<br>else<br>{<br>&nbs
e4ce0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 65 72 72 6f 72 3c 62 72 3e 7d	p;&nbsp;&nbsp;//&nbsp;error<br>}
e4d00	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 5f 72 65 61	<br></code><h3><a.name="file_rea
e4d20	64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	d"></a><a.href="#int"><small>int
e4d40	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 66 69 6c 65 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61	</small></a>.file_read<small>(<a
e4d60	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	.href="#int">int</a>.<a.href="#p
e4d80	69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	i">pi</a>,.<a.href="#unsigned">u
e4da0	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61	nsigned</a>.<a.href="#handle">ha
e4dc0	6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f	ndle</a>,.<a.href="#char">char</
e4de0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20	a>.<a.href="#*buf">*buf</a>,.<a.
e4e00	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
e4e20	20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	.href="#count">count</a>)</small
e4e40	3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 61 64 73 20 75 70 20 74 6f	></h3>.This.function.reads.up.to
e4e60	20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 74 68 65 20 66 69 6c 65 0a 61	.count.bytes.from.the.the.file.a
e4e80	73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 61 6e 64 20 77 72 69 74 65 73	ssociated.with.handle.and.writes
e4ea0	20 74 68 65 6d 20 74 6f 20 62 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73	.them.to.buf..<br><br><code>&nbs
e4ec0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74	p;&nbsp;&nbsp;&nbsp;pi:&nbsp;&gt
e4ee0	3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0&nbsp;(as&nbsp;returned&nbsp;
e4f00	62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e	by&nbsp;<a.href="#pigpio_start">
e4f20	70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62	pigpio_start</a>).<br>handle:&nb
e4f40	73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64	sp;&gt;=0&nbsp;(as&nbsp;returned
e4f60	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 6f 70 65	&nbsp;by&nbsp;<a.href="#file_ope
e4f80	6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	n">file_open</a>).<br>&nbsp;&nbs
e4fa0	70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26	p;&nbsp;buf:&nbsp;an&nbsp;array&
e4fc0	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62	nbsp;to&nbsp;receive&nbsp;the&nb
e4fe0	73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e	sp;read&nbsp;data.<br>&nbsp;coun
e5000	00 00 00 e5 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 53 48	....d.if.OK,.otherwise.PI_BAD_SH
e5020	45 4c 4c 5f 53 54 41 54 55 53 2e 0a 3c 62 72 3e 3c 62 72 3e 73 63 72 69 70 74 4e 61 6d 65 20 6d	ELL_STATUS..<br><br>scriptName.m
e5040	75 73 74 20 65 78 69 73 74 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 63 67 69 20 61 6e 64	ust.exist.in./opt/pigpio/cgi.and
e5060	20 6d 75 73 74 20 62 65 20 65 78 65 63 75 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	.must.be.executable..<br><br>The
e5080	20 72 65 74 75 72 6e 65 64 20 65 78 69 74 20 73 74 61 74 75 73 20 69 73 20 6e 6f 72 6d 61 6c 6c	.returned.exit.status.is.normall
e50a0	79 20 32 35 36 20 74 69 6d 65 73 20 74 68 61 74 20 73 65 74 20 62 79 20 74 68 65 0a 73 68 65 6c	y.256.times.that.set.by.the.shel
e50c0	6c 20 73 63 72 69 70 74 20 65 78 69 74 20 66 75 6e 63 74 69 6f 6e 2e 20 20 49 66 20 74 68 65 20	l.script.exit.function...If.the.
e50e0	73 63 72 69 70 74 20 63 61 6e 27 74 20 62 65 20 66 6f 75 6e 64 20 33 32 35 31 32 20 77 69 6c 6c	script.can't.be.found.32512.will
e5100	0a 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77	.be.returned..<br><br>The.follow
e5120	69 6e 67 20 74 61 62 6c 65 20 67 69 76 65 73 20 73 6f 6d 65 20 65 78 61 6d 70 6c 65 20 72 65 74	ing.table.gives.some.example.ret
e5140	75 72 6e 65 64 20 73 74 61 74 75 73 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62	urned.statuses..<br><br><table.b
e5160	6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70	order="1".cellpadding="2".cellsp
e5180	61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 53 63 72 69 70 74 20	acing="2"><tbody><tr><td>Script.
e51a0	65 78 69 74 20 73 74 61 74 75 73 3c 2f 74 64 3e 3c 74 64 3e 52 65 74 75 72 6e 65 64 20 73 79 73	exit.status</td><td>Returned.sys
e51c0	74 65 6d 20 63 61 6c 6c 20 73 74 61 74 75 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	tem.call.status</td></tr><tr><td
e51e0	3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 35 36 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	>1</td><td>256</td></tr><tr><td>
e5200	35 3c 2f 74 64 3e 3c 74 64 3e 31 32 38 30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	5</td><td>1280</td></tr><tr><td>
e5220	31 30 3c 2f 74 64 3e 3c 74 64 3e 32 35 36 30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	10</td><td>2560</td></tr><tr><td
e5240	3e 32 30 30 3c 2f 74 64 3e 3c 74 64 3e 35 31 32 30 30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	>200</td><td>51200</td></tr><tr>
e5260	3c 74 64 3e 73 63 72 69 70 74 20 6e 6f 74 20 66 6f 75 6e 64 3c 2f 74 64 3e 3c 74 64 3e 33 32 35	<td>script.not.found</td><td>325
e5280	31 32 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e	12</td></tr></tbody></table><br>
e52a0	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
e52c0	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 2f 2f 26 6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70	><br><br><code>//&nbsp;pass&nbsp
e52e0	3b 74 77 6f 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f	;two&nbsp;parameters,&nbsp;hello
e5300	26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 77 6f 72 6c 64 3c 62 72 3e 73 74 61 74 75 73 26 6e	&nbsp;and&nbsp;world<br>status&n
e5320	62 73 70 3b 3d 26 6e 62 73 70 3b 73 68 65 6c 6c 5f 28 70 69 2c 26 6e 62 73 70 3b 22 73 63 72 31	bsp;=&nbsp;shell_(pi,&nbsp;"scr1
e5340	22 2c 26 6e 62 73 70 3b 22 68 65 6c 6c 6f 26 6e 62 73 70 3b 77 6f 72 6c 64 22 29 3b 3c 62 72 3e	",&nbsp;"hello&nbsp;world");<br>
e5360	3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70 3b 74 68 72 65 65 26 6e 62 73 70	<br>//&nbsp;pass&nbsp;three&nbsp
e5380	3b 70 61 72 61 6d 65 74 65 72 73 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f 2c 26 6e 62 73 70 3b 73 74	;parameters,&nbsp;hello,&nbsp;st
e53a0	72 69 6e 67 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 2c 26 6e 62 73 70	ring&nbsp;with&nbsp;spaces,&nbsp
e53c0	3b 61 6e 64 26 6e 62 73 70 3b 77 6f 72 6c 64 3c 62 72 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d	;and&nbsp;world<br>status&nbsp;=
e53e0	26 6e 62 73 70 3b 73 68 65 6c 6c 5f 28 70 69 2c 26 6e 62 73 70 3b 22 73 63 72 31 22 2c 26 6e 62	&nbsp;shell_(pi,&nbsp;"scr1",&nb
e5400	73 70 3b 22 68 65 6c 6c 6f 26 6e 62 73 70 3b 27 73 74 72 69 6e 67 26 6e 62 73 70 3b 77 69 74 68	sp;"hello&nbsp;'string&nbsp;with
e5420	26 6e 62 73 70 3b 73 70 61 63 65 73 27 26 6e 62 73 70 3b 77 6f 72 6c 64 22 29 3b 3c 62 72 3e 3c	&nbsp;spaces'&nbsp;world");<br><
e5440	62 72 3e 2f 2f 26 6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70 3b 6f 6e 65 26 6e 62 73 70 3b 70 61	br>//&nbsp;pass&nbsp;one&nbsp;pa
e5460	72 61 6d 65 74 65 72 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f 26 6e 62 73 70 3b 73 74 72 69 6e 67 26	rameter,&nbsp;hello&nbsp;string&
e5480	6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 26 6e 62 73 70 3b 77 6f 72 6c 64	nbsp;with&nbsp;spaces&nbsp;world
e54a0	3c 62 72 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 73 68 65 6c 6c 5f 28 70 69	<br>status&nbsp;=&nbsp;shell_(pi
e54c0	2c 26 6e 62 73 70 3b 22 73 63 72 31 22 2c 26 6e 62 73 70 3b 22 5c 22 68 65 6c 6c 6f 26 6e 62 73	,&nbsp;"scr1",&nbsp;"\"hello&nbs
e54e0	70 3b 73 74 72 69 6e 67 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 26 6e	p;string&nbsp;with&nbsp;spaces&n
e5500	62 73 70 3b 77 6f 72 6c 64 5c 22 22 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	bsp;world\"");<br></code><h3><a.
e5520	6e 61 6d 65 3d 22 66 69 6c 65 5f 6f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69	name="file_open"></a><a.href="#i
e5540	6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 66 69 6c 65 5f	nt"><small>int</small></a>.file_
e5560	6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f	open<small>(<a.href="#int">int</
e5580	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	a>.<a.href="#pi">pi</a>,.<a.href
e55a0	3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 66 69 6c	="#char">char</a>.<a.href="#*fil
e55c0	65 22 3e 2a 66 69 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	e">*file</a>,.<a.href="#unsigned
e55e0	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 6f 64 65 22 3e 6d	">unsigned</a>.<a.href="#mode">m
e5600	6f 64 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74	ode</a>)</small></h3>.This.funct
e5620	69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 74 6f 20 61 20 66 69 6c 65 20 6f	ion.returns.a.handle.to.a.file.o
e5640	70 65 6e 65 64 20 69 6e 20 61 20 73 70 65 63 69 66 69 65 64 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c	pened.in.a.specified.mode..<br><
e5660	62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67	br><code>&nbsp;&nbsp;pi:&nbsp;&g
e5680	74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	t;=0&nbsp;(as&nbsp;returned&nbsp
e56a0	3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22	;by&nbsp;<a.href="#pigpio_start"
e56c0	3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 66 69 6c 65 3a 26 6e 62 73	>pigpio_start</a>).<br>file:&nbs
e56e0	70 3b 74 68 65 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 6f 70 65	p;the&nbsp;file&nbsp;to&nbsp;ope
e5700	6e 2e 3c 62 72 3e 6d 6f 64 65 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 66 69 6c 65 26 6e	n.<br>mode:&nbsp;the&nbsp;file&n
e5720	62 73 70 3b 6f 70 65 6e 26 6e 62 73 70 3b 6d 6f 64 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	bsp;open&nbsp;mode.<br></code><b
e5740	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20	r><br>Returns.a.handle.(&gt;=0).
e5760	69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 2c 20 50	if.OK,.otherwise.PI_NO_HANDLE,.P
e5780	49 5f 4e 4f 5f 46 49 4c 45 5f 41 43 43 45 53 53 2c 0a 50 49 5f 42 41 44 5f 46 49 4c 45 5f 4d 4f	I_NO_FILE_ACCESS,.PI_BAD_FILE_MO
e57a0	44 45 2c 20 50 49 5f 46 49 4c 45 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 2c 20 6f 72 20 50 49 5f 46	DE,.PI_FILE_OPEN_FAILED,.or.PI_F
e57c0	49 4c 45 5f 49 53 5f 41 5f 44 49 52 2e 0a 3c 62 72 3e 3c 62 72 3e 46 69 6c 65 0a 3c 62 72 3e 3c	ILE_IS_A_DIR..<br><br>File.<br><
e57e0	62 72 3e 41 20 66 69 6c 65 20 6d 61 79 20 6f 6e 6c 79 20 62 65 20 6f 70 65 6e 65 64 20 69 66 20	br>A.file.may.only.be.opened.if.
e5800	70 65 72 6d 69 73 73 69 6f 6e 20 69 73 20 67 72 61 6e 74 65 64 20 62 79 20 61 6e 20 65 6e 74 72	permission.is.granted.by.an.entr
e5820	79 20 69 6e 0a 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 20 20 54 68 69 73 20 69	y.in./opt/pigpio/access...This.i
e5840	73 20 69 6e 74 65 6e 64 65 64 20 74 6f 20 61 6c 6c 6f 77 20 72 65 6d 6f 74 65 20 61 63 63 65 73	s.intended.to.allow.remote.acces
e5860	73 20 74 6f 20 66 69 6c 65 73 0a 69 6e 20 61 20 6d 6f 72 65 20 6f 72 20 6c 65 73 73 20 63 6f 6e	s.to.files.in.a.more.or.less.con
e5880	74 72 6f 6c 6c 65 64 20 6d 61 6e 6e 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 65 6e 74	trolled.manner..<br><br>Each.ent
e58a0	72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 20 74 61 6b 65 73 20 74	ry.in./opt/pigpio/access.takes.t
e58c0	68 65 20 66 6f 72 6d 20 6f 66 20 61 20 66 69 6c 65 20 70 61 74 68 0a 77 68 69 63 68 20 6d 61 79	he.form.of.a.file.path.which.may
e58e0	20 63 6f 6e 74 61 69 6e 20 77 69 6c 64 63 61 72 64 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 61	.contain.wildcards.followed.by.a
e5900	20 73 69 6e 67 6c 65 20 6c 65 74 74 65 72 20 70 65 72 6d 69 73 73 69 6f 6e 2e 0a 54 68 65 20 70	.single.letter.permission..The.p
e5920	65 72 6d 69 73 73 69 6f 6e 20 6d 61 79 20 62 65 20 52 20 66 6f 72 20 72 65 61 64 2c 20 57 20 66	ermission.may.be.R.for.read,.W.f
e5940	6f 72 20 77 72 69 74 65 2c 20 55 20 66 6f 72 20 72 65 61 64 2f 77 72 69 74 65 2c 0a 61 6e 64 20	or.write,.U.for.read/write,.and.
e5960	4e 20 66 6f 72 20 6e 6f 20 61 63 63 65 73 73 2e 0a 3c 62 72 3e 3c 62 72 3e 57 68 65 72 65 20 6d	N.for.no.access..<br><br>Where.m
e5980	6f 72 65 20 74 68 61 6e 20 6f 6e 65 20 65 6e 74 72 79 20 6d 61 74 63 68 65 73 20 61 20 66 69 6c	ore.than.one.entry.matches.a.fil
e59a0	65 20 74 68 65 20 6d 6f 73 74 20 73 70 65 63 69 66 69 63 20 72 75 6c 65 0a 61 70 70 6c 69 65 73	e.the.most.specific.rule.applies
e59c0	2e 20 20 49 66 20 6e 6f 20 65 6e 74 72 79 20 6d 61 74 63 68 65 73 20 61 20 66 69 6c 65 20 74 68	...If.no.entry.matches.a.file.th
e59e0	65 6e 20 61 63 63 65 73 73 20 69 73 20 64 65 6e 69 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 75 70	en.access.is.denied..<br><br>Sup
e5a00	70 6f 73 65 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 20 63 6f 6e 74 61 69 6e 73	pose./opt/pigpio/access.contains
e5a20	20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 6e 74 72 69 65 73 0a 3c 62 72 3e 3c 62 72 3e 3c	.the.following.entries.<br><br><
e5a40	63 6f 64 65 3e 2f 68 6f 6d 65 2f 2a 26 6e 62 73 70 3b 6e 3c 62 72 3e 2f 68 6f 6d 65 2f 70 69 2f	code>/home/*&nbsp;n<br>/home/pi/
e5a60	73 68 61 72 65 64 2f 64 69 72 5f 31 2f 2a 26 6e 62 73 70 3b 77 3c 62 72 3e 2f 68 6f 6d 65 2f 70	shared/dir_1/*&nbsp;w<br>/home/p
e5a80	69 2f 73 68 61 72 65 64 2f 64 69 72 5f 32 2f 2a 26 6e 62 73 70 3b 72 3c 62 72 3e 2f 68 6f 6d 65	i/shared/dir_2/*&nbsp;r<br>/home
e5aa0	2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 33 2f 2a 26 6e 62 73 70 3b 75 3c 62 72 3e 2f 68 6f	/pi/shared/dir_3/*&nbsp;u<br>/ho
e5ac0	6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 31 2f 66 69 6c 65 2e 74 78 74 26 6e 62 73 70	me/pi/shared/dir_1/file.txt&nbsp
e5ae0	3b 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79 20 62	;n<br></code><br><br>Files.may.b
e5b00	65 20 77 72 69 74 74 65 6e 20 69 6e 20 64 69 72 65 63 74 6f 72 79 20 64 69 72 5f 31 20 77 69 74	e.written.in.directory.dir_1.wit
e5b20	68 20 74 68 65 20 65 78 63 65 70 74 69 6f 6e 0a 6f 66 20 66 69 6c 65 2e 74 78 74 2e 0a 3c 62 72	h.the.exception.of.file.txt..<br
e5b40	3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79 20 62 65 20 72 65 61 64 20 69 6e 20 64 69 72 65 63 74	><br>Files.may.be.read.in.direct
e5b60	6f 72 79 20 64 69 72 5f 32 2e 0a 3c 62 72 3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79 20 62 65 20	ory.dir_2..<br><br>Files.may.be.
e5b80	72 65 61 64 20 61 6e 64 20 77 72 69 74 74 65 6e 20 69 6e 20 64 69 72 65 63 74 6f 72 79 20 64 69	read.and.written.in.directory.di
e5ba0	72 5f 33 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 64 69 72 65 63 74 6f 72 79 20 61 6c 6c 6f	r_3..<br><br>If.a.directory.allo
e5bc0	77 73 20 72 65 61 64 2c 20 77 72 69 74 65 2c 20 6f 72 20 72 65 61 64 2f 77 72 69 74 65 20 61 63	ws.read,.write,.or.read/write.ac
e5be0	63 65 73 73 20 74 68 65 6e 20 66 69 6c 65 73 20 6d 61 79 0a 62 65 20 63 72 65 61 74 65 64 20 69	cess.then.files.may.be.created.i
e5c00	6e 20 74 68 61 74 20 64 69 72 65 63 74 6f 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 49 6e 20 61 6e 20	n.that.directory..<br><br>In.an.
e5c20	61 74 74 65 6d 70 74 20 74 6f 20 70 72 65 76 65 6e 74 20 72 69 73 6b 79 20 70 65 72 6d 69 73 73	attempt.to.prevent.risky.permiss
e5c40	69 6f 6e 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 70 61 74 68 73 20 61 72 65 0a 69 67 6e	ions.the.following.paths.are.ign
e5c60	6f 72 65 64 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 0a 3c 62 72 3e	ored.in./opt/pigpio/access..<br>
e5c80	3c 62 72 3e 3c 63 6f 64 65 3e 61 26 6e 62 73 70 3b 70 61 74 68 26 6e 62 73 70 3b 63 6f 6e 74 61	<br><code>a&nbsp;path&nbsp;conta
e5ca0	69 6e 69 6e 67 26 6e 62 73 70 3b 2e 2e 3c 62 72 3e 61 26 6e 62 73 70 3b 70 61 74 68 26 6e 62 73	ining&nbsp;..<br>a&nbsp;path&nbs
e5cc0	70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 77 69 6c 64	p;containing&nbsp;only&nbsp;wild
e5ce0	63 61 72 64 73 26 6e 62 73 70 3b 28 2a 3f 29 3c 62 72 3e 61 26 6e 62 73 70 3b 70 61 74 68 26 6e	cards&nbsp;(*?)<br>a&nbsp;path&n
e5d00	62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 6c 65 73 73 26 6e 62 73 70 3b 74 68	bsp;containing&nbsp;less&nbsp;th
e5d20	61 6e 26 6e 62 73 70 3b 74 77 6f 26 6e 62 73 70 3b 6e 6f 6e 2d 77 69 6c 64 63 61 72 64 26 6e 62	an&nbsp;two&nbsp;non-wildcard&nb
e5d40	73 70 3b 70 61 72 74 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4d 6f 64 65 0a	sp;parts<br></code><br><br>Mode.
e5d60	3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 6f 64 65 20 6d 61 79 20 68 61 76 65 20 74 68 65 20 66 6f	<br><br>The.mode.may.have.the.fo
e5d80	6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62	llowing.values..<br><br><table.b
e5da0	6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70	order="1".cellpadding="2".cellsp
e5dc0	61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4d 61 63 72 6f 3c 2f	acing="2"><tbody><tr><td>Macro</
e5de0	74 64 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64	td><td>Value</td><td>Meaning</td
e5e00	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 49 5f 46 49 4c 45 5f 52 45 41 44 3c 2f 74 64 3e 3c	></tr><tr><td>PI_FILE_READ</td><
e5e20	74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66 6f 72 20 72 65 61 64 69	td>1</td><td>open.file.for.readi
e5e40	6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 49 5f 46 49 4c 45 5f 57 52 49 54	ng</td></tr><tr><td>PI_FILE_WRIT
e5e60	45 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66 6f	E</td><td>2</td><td>open.file.fo
e5e80	72 20 77 72 69 74 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 49 5f 46 49	r.writing</td></tr><tr><td>PI_FI
e5ea0	4c 45 5f 52 57 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c	LE_RW</td><td>3</td><td>open.fil
e5ec0	65 20 66 6f 72 20 72 65 61 64 69 6e 67 20 61 6e 64 20 77 72 69 74 69 6e 67 3c 2f 74 64 3e 3c 2f	e.for.reading.and.writing</td></
e5ee0	74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66	tr></tbody></table><br><br>The.f
e5f00	6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 20 6d 61 79 20 62 65 20 6f 72 27 64 20 69 6e 74 6f	ollowing.values.may.be.or'd.into
e5f20	20 74 68 65 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72	.the.mode..<br><br><table.border
e5f40	3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67	="1".cellpadding="2".cellspacing
e5f60	3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4d 61 63 72 6f 3c 2f 74 64 3e 3c 74	="2"><tbody><tr><td>Macro</td><t
e5f80	64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72	d>Value</td><td>Meaning</td></tr
e5fa0	3e 3c 74 72 3e 3c 74 64 3e 50 49 5f 46 49 4c 45 5f 41 50 50 45 4e 44 3c 2f 74 64 3e 3c 74 64 3e	><tr><td>PI_FILE_APPEND</td><td>
e5fc0	34 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 73 20 61 70 70 65 6e 64 20 64 61 74 61 20 74 6f 20	4</td><td>Writes.append.data.to.
e5fe0	74 68 65 20 65 6e 64 20 6f 66 20 74 68 65 20 66 69 6c 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	the.end.of.the.file</td></tr><tr
e6000	00 00 00 e6 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65	....a.href="#int">int</a>.<a.hre
e6020	66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	f="#pi">pi</a>,.<a.href="#unsign
e6040	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 31 22	ed">unsigned</a>.<a.href="#arg1"
e6060	3e 61 72 67 31 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c	>arg1</a>,.<a.href="#char">char<
e6080	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 61 72 67 78 22 3e 2a 61 72 67 78 3c 2f 61 3e 2c 20	/a>.<a.href="#*argx">*argx</a>,.
e60a0	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
e60c0	20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 63 22 3e 61 72 67 63 3c 2f 61 3e 2c 20 3c 61 20 68 72	.<a.href="#argc">argc</a>,.<a.hr
e60e0	65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 72	ef="#char">char</a>.<a.href="#*r
e6100	65 74 42 75 66 22 3e 2a 72 65 74 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e	etBuf">*retBuf</a>,.<a.href="#un
e6120	73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72	signed">unsigned</a>.<a.href="#r
e6140	65 74 4d 61 78 22 3e 72 65 74 4d 61 78 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	etMax">retMax</a>)</small></h3>.
e6160	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 66 6f 72 20 75	This.function.is.available.for.u
e6180	73 65 72 20 63 75 73 74 6f 6d 69 73 61 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64 69	ser.customisation..<br><br>It.di
e61a0	66 66 65 72 73 20 66 72 6f 6d 20 63 75 73 74 6f 6d 5f 31 20 69 6e 20 74 68 61 74 20 69 74 20 72	ffers.from.custom_1.in.that.it.r
e61c0	65 74 75 72 6e 73 20 61 6e 20 61 72 72 61 79 20 6f 66 20 62 79 74 65 73 0a 72 61 74 68 65 72 20	eturns.an.array.of.bytes.rather.
e61e0	74 68 61 6e 20 6a 75 73 74 20 61 6e 20 69 6e 74 65 67 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68	than.just.an.integer..<br><br>Th
e6200	65 20 72 65 74 75 72 6e 20 76 61 6c 75 65 20 69 73 20 61 6e 20 69 6e 74 65 67 65 72 20 69 6e 64	e.return.value.is.an.integer.ind
e6220	69 63 61 74 69 6e 67 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62	icating.the.number.of.returned.b
e6240	79 74 65 73 2e 0a 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ytes..<code>&nbsp;&nbsp;&nbsp;&n
e6260	62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73	bsp;pi:&nbsp;&gt;=0&nbsp;(as&nbs
e6280	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d	p;returned&nbsp;by&nbsp;<a.href=
e62a0	22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e	"#pigpio_start">pigpio_start</a>
e62c0	29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 72 67 31 3a 26 6e 62 73 70 3b 26 67 74	).<br>&nbsp;&nbsp;arg1:&nbsp;&gt
e62e0	3b 3d 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 72 67 63 3a 26 6e 62 73 70 3b 65 78	;=0<br>&nbsp;&nbsp;argc:&nbsp;ex
e6300	74 72 61 26 6e 62 73 70 3b 28 62 79 74 65 29 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62	tra&nbsp;(byte)&nbsp;arguments<b
e6320	72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b	r>&nbsp;count:&nbsp;number&nbsp;
e6340	6f 66 26 6e 62 73 70 3b 65 78 74 72 61 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62 72 3e	of&nbsp;extra&nbsp;arguments<br>
e6360	72 65 74 42 75 66 3a 26 6e 62 73 70 3b 62 75 66 66 65 72 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73	retBuf:&nbsp;buffer&nbsp;for&nbs
e6380	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 72 65 74 4d 61 78 3a 26	p;returned&nbsp;data<br>retMax:&
e63a0	6e 62 73 70 3b 6d 61 78 69 6d 75 6d 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66	nbsp;maximum&nbsp;number&nbsp;of
e63c0	26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 74 75 72 6e 3c	&nbsp;bytes&nbsp;to&nbsp;return<
e63e0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74 3b 3d 20	br></code><br><br>Returns.&gt;=.
e6400	30 20 69 66 20 4f 4b 2c 20 6c 65 73 73 20 74 68 61 6e 20 30 20 69 6e 64 69 63 61 74 65 73 20 61	0.if.OK,.less.than.0.indicates.a
e6420	20 75 73 65 72 20 64 65 66 69 6e 65 64 20 65 72 72 6f 72 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74	.user.defined.error..<br><br>Not
e6440	65 2c 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 20	e,.the.number.of.returned.bytes.
e6460	77 69 6c 6c 20 62 65 20 72 65 74 4d 61 78 20 6f 72 20 6c 65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e	will.be.retMax.or.less..<h3><a.n
e6480	61 6d 65 3d 22 67 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 22 3e 3c 2f 61 3e 3c 61 20 68 72	ame="get_pad_strength"></a><a.hr
e64a0	65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	ef="#int"><small>int</small></a>
e64c0	20 67 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	.get_pad_strength<small>(<a.href
e64e0	3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69	="#int">int</a>.<a.href="#pi">pi
e6500	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
e6520	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 61 64 22 3e 70 61 64 3c 2f 61 3e 29 3c 2f	ed</a>.<a.href="#pad">pad</a>)</
e6540	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e	small></h3>.This.function.return
e6560	73 20 74 68 65 20 70 61 64 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 20 69 6e 20 6d 41 2e 0a	s.the.pad.drive.strength.in.mA..
e6580	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74	<br><br><code>&nbsp;pi:&nbsp;&gt
e65a0	3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0&nbsp;(as&nbsp;returned&nbsp;
e65c0	62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e	by&nbsp;<a.href="#pigpio_start">
e65e0	70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 70 61 64 3a 26 6e 62 73 70 3b	pigpio_start</a>).<br>pad:&nbsp;
e6600	30 2d 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 61 64 26 6e 62 73 70 3b 74 6f 26 6e	0-2,&nbsp;the&nbsp;pad&nbsp;to&n
e6620	62 73 70 3b 67 65 74 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	bsp;get.<br></code><br><br>Retur
e6640	6e 73 20 74 68 65 20 70 61 64 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 20 69 66 20 4f 4b 2c	ns.the.pad.drive.strength.if.OK,
e6660	20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 50 41 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	.otherwise.PI_BAD_PAD..<br><br><
e6680	74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22	table.border="1".cellpadding="2"
e66a0	20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e	.cellspacing="2"><tbody><tr><td>
e66c0	50 61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	Pad</td><td>GPIO</td></tr><tr><t
e66e0	64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	d>0</td><td>0-27</td></tr><tr><t
e6700	64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	d>1</td><td>28-45</td></tr><tr><
e6720	74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62	td>2</td><td>46-53</td></tr></tb
e6740	6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	ody></table><br><br><b><small>Ex
e6760	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73	ample</small></b><br><br><code>s
e6780	74 72 65 6e 67 74 68 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67 65 74 5f 70 61 64 5f 73 74 72 65	trength&nbsp;=&nbsp;get_pad_stre
e67a0	6e 67 74 68 28 70 69 2c 26 6e 62 73 70 3b 30 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 26	ngth(pi,&nbsp;0);&nbsp;//&nbsp;&
e67c0	6e 62 73 70 3b 67 65 74 26 6e 62 73 70 3b 70 61 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 73 74	nbsp;get&nbsp;pad&nbsp;0&nbsp;st
e67e0	72 65 6e 67 74 68 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65	rength<br></code><h3><a.name="se
e6800	74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	t_pad_strength"></a><a.href="#in
e6820	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 70 61	t"><small>int</small></a>.set_pa
e6840	64 5f 73 74 72 65 6e 67 74 68 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	d_strength<small>(<a.href="#int"
e6860	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c	>int</a>.<a.href="#pi">pi</a>,.<
e6880	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
e68a0	3c 61 20 68 72 65 66 3d 22 23 70 61 64 22 3e 70 61 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	<a.href="#pad">pad</a>,.<a.href=
e68c0	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
e68e0	3d 22 23 70 61 64 53 74 72 65 6e 67 74 68 22 3e 70 61 64 53 74 72 65 6e 67 74 68 3c 2f 61 3e 29	="#padStrength">padStrength</a>)
e6900	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 74 73	</small></h3>.This.function.sets
e6920	20 74 68 65 20 70 61 64 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 20 69 6e 20 6d 41 2e 0a 3c	.the.pad.drive.strength.in.mA..<
e6940	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	br><br><code>&nbsp;&nbsp;&nbsp;&
e6960	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
e6980	73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70	sp;pi:&nbsp;&gt;=0&nbsp;(as&nbsp
e69a0	3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22	;returned&nbsp;by&nbsp;<a.href="
e69c0	23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29	#pigpio_start">pigpio_start</a>)
e69e0	2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	.<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
e6a00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 61 64 3a 26 6e 62 73 70 3b 30	sp;&nbsp;&nbsp;&nbsp;pad:&nbsp;0
e6a20	2d 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 70 61 64 26 6e 62 73 70 3b 74 6f 26 6e 62	-2,&nbsp;the&nbsp;pad&nbsp;to&nb
e6a40	73 70 3b 73 65 74 2e 3c 62 72 3e 70 61 64 53 74 72 65 6e 67 74 68 3a 26 6e 62 73 70 3b 31 2d 31	sp;set.<br>padStrength:&nbsp;1-1
e6a60	36 26 6e 62 73 70 3b 6d 41 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74	6&nbsp;mA.<br></code><br><br>Ret
e6a80	75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 50	urns.0.if.OK,.otherwise.PI_BAD_P
e6aa0	41 44 2c 20 6f 72 20 50 49 5f 42 41 44 5f 53 54 52 45 4e 47 54 48 2e 0a 3c 62 72 3e 3c 62 72 3e	AD,.or.PI_BAD_STRENGTH..<br><br>
e6ac0	3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32	<table.border="1".cellpadding="2
e6ae0	22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64	".cellspacing="2"><tbody><tr><td
e6b00	3e 50 61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	>Pad</td><td>GPIO</td></tr><tr><
e6b20	74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	td>0</td><td>0-27</td></tr><tr><
e6b40	74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	td>1</td><td>28-45</td></tr><tr>
e6b60	3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74	<td>2</td><td>46-53</td></tr></t
e6b80	62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	body></table><br><br><b><small>E
e6ba0	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
e6bc0	73 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 28 70 69 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73	set_pad_strength(pi,&nbsp;0,&nbs
e6be0	70 3b 31 30 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 70 61 64	p;10);&nbsp;//&nbsp;set&nbsp;pad
e6c00	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 73 74 72 65 6e 67 74 68 26 6e 62 73 70 3b 74 6f 26 6e 62	&nbsp;0&nbsp;strength&nbsp;to&nb
e6c20	73 70 3b 31 30 26 6e 62 73 70 3b 6d 41 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	sp;10&nbsp;mA<br></code><h3><a.n
e6c40	61 6d 65 3d 22 73 68 65 6c 6c 5f 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	ame="shell_"></a><a.href="#int">
e6c60	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 68 65 6c 6c 5f 3c 73 6d	<small>int</small></a>.shell_<sm
e6c80	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68	all>(<a.href="#int">int</a>.<a.h
e6ca0	72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72	ref="#pi">pi</a>,.<a.href="#char
e6cc0	22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 63 72 69 70 74 4e 61 6d 65	">char</a>.<a.href="#*scriptName
e6ce0	22 3e 2a 73 63 72 69 70 74 4e 61 6d 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61	">*scriptName</a>,.<a.href="#cha
e6d00	72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 63 72 69 70 74 53 74 72	r">char</a>.<a.href="#*scriptStr
e6d20	69 6e 67 22 3e 2a 73 63 72 69 70 74 53 74 72 69 6e 67 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c	ing">*scriptString</a>)</small><
e6d40	2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 75 73 65 73 20 74 68 65 20 73 79 73 74	/h3>.This.function.uses.the.syst
e6d60	65 6d 20 63 61 6c 6c 20 74 6f 20 65 78 65 63 75 74 65 20 61 20 73 68 65 6c 6c 20 73 63 72 69 70	em.call.to.execute.a.shell.scrip
e6d80	74 0a 77 69 74 68 20 74 68 65 20 67 69 76 65 6e 20 73 74 72 69 6e 67 20 61 73 20 69 74 73 20 70	t.with.the.given.string.as.its.p
e6da0	61 72 61 6d 65 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e	arameter..<br><br><code>&nbsp;&n
e6dc0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
e6de0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74	p;&nbsp;&nbsp;&nbsp;pi:&nbsp;&gt
e6e00	3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b	;=0&nbsp;(as&nbsp;returned&nbsp;
e6e20	62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e	by&nbsp;<a.href="#pigpio_start">
e6e40	70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	pigpio_start</a>).<br>&nbsp;&nbs
e6e60	70 3b 73 63 72 69 70 74 4e 61 6d 65 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 61 6d 65	p;scriptName:&nbsp;the&nbsp;name
e6e80	26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 2c 26 6e	&nbsp;of&nbsp;the&nbsp;script,&n
e6ea0	62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 61 6c 70 68 61 6e 75 6d 65 72 69 63 26 6e 62 73 70 3b	bsp;only&nbsp;alphanumeric&nbsp;
e6ec0	63 68 61 72 61 63 74 65 72 73 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	characters,<br>&nbsp;&nbsp;&nbsp
e6ee0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
e6f00	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
e6f20	73 70 3b 27 2d 27 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 27 5f 27 26 6e 62 73 70 3b 61 72	sp;'-'&nbsp;and&nbsp;'_'&nbsp;ar
e6f40	65 26 6e 62 73 70 3b 61 6c 6c 6f 77 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 74 68 65 26	e&nbsp;allowed&nbsp;in&nbsp;the&
e6f60	6e 62 73 70 3b 6e 61 6d 65 2e 3c 62 72 3e 73 63 72 69 70 74 53 74 72 69 6e 67 3a 26 6e 62 73 70	nbsp;name.<br>scriptString:&nbsp
e6f80	3b 74 68 65 26 6e 62 73 70 3b 73 74 72 69 6e 67 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 70 61	;the&nbsp;string&nbsp;to&nbsp;pa
e6fa0	73 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 2e	ss&nbsp;to&nbsp;the&nbsp;script.
e6fc0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 65 78 69 74 20 73 74 61 74	<br></code><br><br>The.exit.stat
e6fe0	75 73 20 6f 66 20 74 68 65 20 73 79 73 74 65 6d 20 63 61 6c 6c 20 69 73 20 72 65 74 75 72 6e 65	us.of.the.system.call.is.returne
e7000	00 00 00 e7 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 61 64 73 20	....l></h3>.This.function.reads.
e7020	61 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 73 65 72 69 61 6c 20 70 6f 72 74 20 61 73 73 6f	a.byte.from.the.serial.port.asso
e7040	63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	ciated.with.handle..<br><br><cod
e7060	65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62	e>&nbsp;&nbsp;&nbsp;&nbsp;pi:&nb
e7080	73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64	sp;&gt;=0&nbsp;(as&nbsp;returned
e70a0	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73	&nbsp;by&nbsp;<a.href="#pigpio_s
e70c0	74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64	tart">pigpio_start</a>).<br>hand
e70e0	6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65	le:&nbsp;&gt;=0,&nbsp;as&nbsp;re
e7100	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26	turned&nbsp;by&nbsp;a&nbsp;call&
e7120	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70	nbsp;to&nbsp;<a.href="#serial_op
e7140	65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	en">serial_open</a>.<br></code><
e7160	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 72 65 61 64 20 62 79 74 65 20 28 26 67	br><br>Returns.the.read.byte.(&g
e7180	74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41	t;=0).if.OK,.otherwise.PI_BAD_HA
e71a0	4e 44 4c 45 2c 0a 50 49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54 41 2c 20 6f 72 20 50 49	NDLE,.PI_SER_READ_NO_DATA,.or.PI
e71c0	5f 53 45 52 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 6e 6f 20	_SER_READ_FAILED..<br><br>If.no.
e71e0	64 61 74 61 20 69 73 20 72 65 61 64 79 20 50 49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54	data.is.ready.PI_SER_READ_NO_DAT
e7200	41 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69	A.is.returned..<h3><a.name="seri
e7220	61 6c 5f 77 72 69 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d	al_write"></a><a.href="#int"><sm
e7240	61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 77 72 69 74 65	all>int</small></a>.serial_write
e7260	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c	<small>(<a.href="#int">int</a>.<
e7280	61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75	a.href="#pi">pi</a>,.<a.href="#u
e72a0	6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	nsigned">unsigned</a>.<a.href="#
e72c0	68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68	handle">handle</a>,.<a.href="#ch
e72e0	61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75	ar">char</a>.<a.href="#*buf">*bu
e7300	66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	f</a>,.<a.href="#unsigned">unsig
e7320	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f	ned</a>.<a.href="#count">count</
e7340	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 77	a>)</small></h3>.This.function.w
e7360	72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 62 75 66 20 74 6f 20 74 68	rites.count.bytes.from.buf.to.th
e7380	65 20 74 68 65 20 73 65 72 69 61 6c 20 70 6f 72 74 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74	e.the.serial.port.associated.wit
e73a0	68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e	h.handle..<br><br><code>&nbsp;&n
e73c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26	bsp;&nbsp;&nbsp;pi:&nbsp;&gt;=0&
e73e0	6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	nbsp;(as&nbsp;returned&nbsp;by&n
e7400	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70	bsp;<a.href="#pigpio_start">pigp
e7420	69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26	io_start</a>).<br>handle:&nbsp;&
e7440	67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73	gt;=0,&nbsp;as&nbsp;returned&nbs
e7460	70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62	p;by&nbsp;a&nbsp;call&nbsp;to&nb
e7480	73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c	sp;<a.href="#serial_open">serial
e74a0	5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	_open</a>.<br>&nbsp;&nbsp;&nbsp;
e74c0	62 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66	buf:&nbsp;the&nbsp;array&nbsp;of
e74e0	26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c	&nbsp;bytes&nbsp;to&nbsp;write.<
e7500	62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75	br>&nbsp;count:&nbsp;the&nbsp;nu
e7520	6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26	mber&nbsp;of&nbsp;bytes&nbsp;to&
e7540	6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65	nbsp;write.<br></code><br><br>Re
e7560	74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f	turns.0.if.OK,.otherwise.PI_BAD_
e7580	48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 53 45 52 5f	HANDLE,.PI_BAD_PARAM,.or.PI_SER_
e75a0	57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61	WRITE_FAILED..<h3><a.name="seria
e75c0	6c 5f 72 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c	l_read"></a><a.href="#int"><smal
e75e0	6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 72 65 61 64 3c 73 6d	l>int</small></a>.serial_read<sm
e7600	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68	all>(<a.href="#int">int</a>.<a.h
e7620	72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	ref="#pi">pi</a>,.<a.href="#unsi
e7640	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e	gned">unsigned</a>.<a.href="#han
e7660	64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22	dle">handle</a>,.<a.href="#char"
e7680	3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f	>char</a>.<a.href="#*buf">*buf</
e76a0	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	a>,.<a.href="#unsigned">unsigned
e76c0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29	</a>.<a.href="#count">count</a>)
e76e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 61 64	</small></h3>.This.function.read
e7700	73 20 75 70 20 74 6f 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 74 68 65	s.up.to.count.bytes.from.the.the
e7720	20 73 65 72 69 61 6c 20 70 6f 72 74 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e	.serial.port.associated.with.han
e7740	64 6c 65 20 61 6e 64 20 77 72 69 74 65 73 20 74 68 65 6d 20 74 6f 20 62 75 66 2e 0a 3c 62 72 3e	dle.and.writes.them.to.buf..<br>
e7760	3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br><code>&nbsp;&nbsp;&nbsp;&nbs
e7780	70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b	p;pi:&nbsp;&gt;=0&nbsp;(as&nbsp;
e77a0	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23	returned&nbsp;by&nbsp;<a.href="#
e77c0	70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e	pigpio_start">pigpio_start</a>).
e77e0	3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73	<br>handle:&nbsp;&gt;=0,&nbsp;as
e7800	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62	&nbsp;returned&nbsp;by&nbsp;a&nb
e7820	73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73	sp;call&nbsp;to&nbsp;<a.href="#s
e7840	65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e	erial_open">serial_open</a>.<br>
e7860	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e	&nbsp;&nbsp;&nbsp;buf:&nbsp;an&n
e7880	62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e	bsp;array&nbsp;to&nbsp;receive&n
e78a0	62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 2e 3c 62 72 3e	bsp;the&nbsp;read&nbsp;data.<br>
e78c0	26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6d 61 78 69 6d	&nbsp;count:&nbsp;the&nbsp;maxim
e78e0	75 6d 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65	um&nbsp;number&nbsp;of&nbsp;byte
e7900	73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	s&nbsp;to&nbsp;read.<br></code><
e7920	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74	br><br>Returns.the.number.of.byt
e7940	65 73 20 72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73	es.read.(&gt;=0).if.OK,.otherwis
e7960	65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 50	e.PI_BAD_HANDLE,.PI_BAD_PARAM,.P
e7980	49 5f 53 45 52 5f 52 45 41 44 5f 4e 4f 5f 44 41 54 41 2c 20 6f 72 20 50 49 5f 53 45 52 5f 57 52	I_SER_READ_NO_DATA,.or.PI_SER_WR
e79a0	49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 6e 6f 20 64 61 74 61 20 69	ITE_FAILED..<br><br>If.no.data.i
e79c0	73 20 72 65 61 64 79 20 7a 65 72 6f 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 68 33 3e 3c 61	s.ready.zero.is.returned..<h3><a
e79e0	20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65 22 3e 3c 2f	.name="serial_data_available"></
e7a00	61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61	a><a.href="#int"><small>int</sma
e7a20	6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65 3c 73 6d	ll></a>.serial_data_available<sm
e7a40	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68	all>(<a.href="#int">int</a>.<a.h
e7a60	72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	ref="#pi">pi</a>,.<a.href="#unsi
e7a80	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e	gned">unsigned</a>.<a.href="#han
e7aa0	64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65	dle">handle</a>)</small></h3>.Re
e7ac0	74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 61 76 61 69 6c 61	turns.the.number.of.bytes.availa
e7ae0	62 6c 65 20 74 6f 20 62 65 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 0a 64 65 76 69 63 65 20 61	ble.to.be.read.from.the.device.a
e7b00	73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	ssociated.with.handle..<br><br><
e7b20	63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a	code>&nbsp;&nbsp;&nbsp;&nbsp;pi:
e7b40	26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72	&nbsp;&gt;=0&nbsp;(as&nbsp;retur
e7b60	6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69	ned&nbsp;by&nbsp;<a.href="#pigpi
e7b80	6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68	o_start">pigpio_start</a>).<br>h
e7ba0	61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70	andle:&nbsp;&gt;=0,&nbsp;as&nbsp
e7bc0	3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61	;returned&nbsp;by&nbsp;a&nbsp;ca
e7be0	6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c	ll&nbsp;to&nbsp;<a.href="#serial
e7c00	5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64	_open">serial_open</a>.<br></cod
e7c20	65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20	e><br><br>Returns.the.number.of.
e7c40	62 79 74 65 73 20 6f 66 20 64 61 74 61 20 61 76 61 69 6c 61 62 6c 65 20 28 26 67 74 3b 3d 30 29	bytes.of.data.available.(&gt;=0)
e7c60	20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e	.if.OK,.otherwise.PI_BAD_HANDLE.
e7c80	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 75 73 74 6f 6d 5f 31 22 3e 3c 2f 61 3e 3c 61 20 68	.<h3><a.name="custom_1"></a><a.h
e7ca0	72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61	ref="#int"><small>int</small></a
e7cc0	3e 20 63 75 73 74 6f 6d 5f 31 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	>.custom_1<small>(<a.href="#int"
e7ce0	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c	>int</a>.<a.href="#pi">pi</a>,.<
e7d00	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
e7d20	3c 61 20 68 72 65 66 3d 22 23 61 72 67 31 22 3e 61 72 67 31 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	<a.href="#arg1">arg1</a>,.<a.hre
e7d40	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
e7d60	65 66 3d 22 23 61 72 67 32 22 3e 61 72 67 32 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63	ef="#arg2">arg2</a>,.<a.href="#c
e7d80	68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 61 72 67 78 22 3e 2a	har">char</a>.<a.href="#*argx">*
e7da0	61 72 67 78 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	argx</a>,.<a.href="#unsigned">un
e7dc0	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 61 72 67 63 22 3e 61 72 67 63 3c	signed</a>.<a.href="#argc">argc<
e7de0	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20	/a>)</small></h3>.This.function.
e7e00	69 73 20 61 76 61 69 6c 61 62 6c 65 20 66 6f 72 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 61 74	is.available.for.user.customisat
e7e20	69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 72 65 74 75 72 6e 73 20 61 20 73 69 6e 67 6c 65	ion..<br><br>It.returns.a.single
e7e40	20 69 6e 74 65 67 65 72 20 76 61 6c 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e	.integer.value..<br><br><code>&n
e7e60	62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28	bsp;&nbsp;pi:&nbsp;&gt;=0&nbsp;(
e7e80	61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61	as&nbsp;returned&nbsp;by&nbsp;<a
e7ea0	20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61	.href="#pigpio_start">pigpio_sta
e7ec0	72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 61 72 67 31 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72	rt</a>).<br>arg1:&nbsp;&gt;=0<br
e7ee0	3e 61 72 67 32 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 61 72 67 78 3a 26 6e 62 73 70	>arg2:&nbsp;&gt;=0<br>argx:&nbsp
e7f00	3b 65 78 74 72 61 26 6e 62 73 70 3b 28 62 79 74 65 29 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74	;extra&nbsp;(byte)&nbsp;argument
e7f20	73 3c 62 72 3e 61 72 67 63 3a 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e	s<br>argc:&nbsp;number&nbsp;of&n
e7f40	62 73 70 3b 65 78 74 72 61 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 73 3c 62 72 3e 3c 2f 63 6f	bsp;extra&nbsp;arguments<br></co
e7f60	64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74 3b 3d 20 30 20 69 66 20 4f 4b	de><br><br>Returns.&gt;=.0.if.OK
e7f80	2c 20 6c 65 73 73 20 74 68 61 6e 20 30 20 69 6e 64 69 63 61 74 65 73 20 61 20 75 73 65 72 20 64	,.less.than.0.indicates.a.user.d
e7fa0	65 66 69 6e 65 64 20 65 72 72 6f 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 75 73 74 6f	efined.error..<h3><a.name="custo
e7fc0	6d 5f 32 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69	m_2"></a><a.href="#int"><small>i
e7fe0	6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 63 75 73 74 6f 6d 5f 32 3c 73 6d 61 6c 6c 3e 28 3c	nt</small></a>.custom_2<small>(<
e8000	00 00 00 00 4c 20 69 73 0a 68 69 67 68 2e 20 54 68 65 20 73 74 61 72 74 20 61 6e 64 20 73 74 6f	....L.is.high..The.start.and.sto
e8020	70 20 73 65 71 75 65 6e 63 65 73 20 6d 61 72 6b 20 74 68 65 20 62 65 67 69 6e 6e 69 6e 67 20 61	p.sequences.mark.the.beginning.a
e8040	6e 64 20 65 6e 64 20 6f 66 20 61 0a 74 72 61 6e 73 61 63 74 69 6f 6e 20 77 69 74 68 20 74 68 65	nd.end.of.a.transaction.with.the
e8060	20 73 6c 61 76 65 20 64 65 76 69 63 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 69 6d 67 20 73 74 79	.slave.device.<br>.<br>.<img.sty
e8080	6c 65 3d 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 22 20 61 6c 74 3d 22 49 32 43 20 73 74 61 72	le="width:.600px;".alt="I2C.star
e80a0	74 20 61 6e 64 20 73 74 6f 70 20 73 65 71 75 65 6e 63 65 73 22 20 73 72 63 3d 0a 22 69 6d 61 67	t.and.stop.sequences".src=."imag
e80c0	65 73 2f 66 61 71 2d 69 32 63 2d 73 73 2e 70 6e 67 22 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 44 61 74	es/faq-i2c-ss.png"><br>.<br>.Dat
e80e0	61 20 69 73 20 74 72 61 6e 73 66 65 72 72 65 64 20 69 6e 20 38 2d 62 69 74 20 62 79 74 65 73 2e	a.is.transferred.in.8-bit.bytes.
e8100	20 54 68 65 20 62 79 74 65 73 20 61 72 65 20 70 6c 61 63 65 64 20 6f 6e 20 74 68 65 20 53 44 41	.The.bytes.are.placed.on.the.SDA
e8120	0a 6c 69 6e 65 20 73 74 61 72 74 69 6e 67 20 77 69 74 68 20 74 68 65 20 6d 6f 73 74 20 73 69 67	.line.starting.with.the.most.sig
e8140	6e 69 66 69 63 61 6e 74 20 62 69 74 2e 20 54 68 65 20 53 43 4c 20 6c 69 6e 65 20 69 73 20 74 68	nificant.bit..The.SCL.line.is.th
e8160	65 6e 0a 70 75 6c 73 65 64 20 68 69 67 68 2c 20 74 68 65 6e 20 6c 6f 77 2e 20 46 6f 72 20 65 76	en.pulsed.high,.then.low..For.ev
e8180	65 72 79 20 62 79 74 65 20 74 72 61 6e 73 66 65 72 72 65 64 2c 20 74 68 65 20 64 65 76 69 63 65	ery.byte.transferred,.the.device
e81a0	0a 72 65 63 65 69 76 69 6e 67 20 74 68 65 20 64 61 74 61 20 73 65 6e 64 73 20 62 61 63 6b 20 61	.receiving.the.data.sends.back.a
e81c0	6e 20 61 63 6b 6e 6f 77 6c 65 64 67 65 20 62 69 74 2c 20 73 6f 20 74 68 65 72 65 20 61 72 65 0a	n.acknowledge.bit,.so.there.are.
e81e0	61 63 74 75 61 6c 6c 79 20 39 20 53 43 4c 20 63 6c 6f 63 6b 20 70 75 6c 73 65 73 20 74 6f 20 74	actually.9.SCL.clock.pulses.to.t
e8200	72 61 6e 73 66 65 72 20 65 61 63 68 20 38 2d 62 69 74 20 62 79 74 65 20 6f 66 20 64 61 74 61 2e	ransfer.each.8-bit.byte.of.data.
e8220	20 49 66 0a 74 68 65 20 72 65 63 65 69 76 69 6e 67 20 64 65 76 69 63 65 20 73 65 6e 64 73 20 62	.If.the.receiving.device.sends.b
e8240	61 63 6b 20 61 20 6c 6f 77 20 41 43 4b 20 62 69 74 2c 20 74 68 65 6e 20 69 74 20 68 61 73 20 72	ack.a.low.ACK.bit,.then.it.has.r
e8260	65 63 65 69 76 65 64 0a 74 68 65 20 64 61 74 61 20 61 6e 64 20 69 73 20 72 65 61 64 79 20 74 6f	eceived.the.data.and.is.ready.to
e8280	20 61 63 63 65 70 74 20 61 6e 6f 74 68 65 72 20 62 79 74 65 2e 20 49 66 20 69 74 20 73 65 6e 64	.accept.another.byte..If.it.send
e82a0	73 20 62 61 63 6b 20 61 0a 68 69 67 68 20 74 68 65 6e 20 69 74 20 69 73 20 69 6e 64 69 63 61 74	s.back.a.high.then.it.is.indicat
e82c0	69 6e 67 20 69 74 20 63 61 6e 6e 6f 74 20 61 63 63 65 70 74 20 61 6e 79 20 66 75 72 74 68 65 72	ing.it.cannot.accept.any.further
e82e0	20 64 61 74 61 20 61 6e 64 0a 74 68 65 20 6d 61 73 74 65 72 20 73 68 6f 75 6c 64 20 74 65 72 6d	.data.and.the.master.should.term
e8300	69 6e 61 74 65 20 74 68 65 20 74 72 61 6e 73 66 65 72 20 62 79 20 73 65 6e 64 69 6e 67 20 61 20	inate.the.transfer.by.sending.a.
e8320	73 74 6f 70 0a 73 65 71 75 65 6e 63 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 70 3e 3c 69 6d 67 20	stop.sequence.<br>.<br>.<p><img.
e8340	73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 22 20 61 6c 74 3d 22 49 32 43 20 77	style="width:.600px;".alt="I2C.w
e8360	61 76 65 66 6f 72 6d 22 20 73 72 63 3d 0a 22 69 6d 61 67 65 73 2f 66 61 71 2d 69 32 63 2e 6a 70	aveform".src=."images/faq-i2c.jp
e8380	67 22 3e 3c 62 72 3e 3c 2f 70 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 68 61 74 5f 69 73	g"><br></p>.<h3><a.name="What_is
e83a0	5f 53 65 72 69 61 6c 22 20 69 64 3d 22 57 68 61 74 5f 69 73 5f 53 65 72 69 61 6c 22 3e 3c 2f 61	_Serial".id="What_is_Serial"></a
e83c0	3e 57 68 61 74 20 69 73 0a 53 65 72 69 61 6c 3f 3c 2f 68 33 3e 0a 3c 70 3e 53 65 72 69 61 6c 20	>What.is.Serial?</h3>.<p>Serial.
e83e0	69 73 20 61 20 64 61 74 61 20 6c 69 6e 6b 20 62 65 74 77 65 65 6e 20 74 68 65 20 50 69 20 61 6e	is.a.data.link.between.the.Pi.an
e8400	64 20 6f 6e 65 20 6f 74 68 65 72 0a 64 65 76 69 63 65 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 44	d.one.other.device.<br></p>.<p>D
e8420	61 74 61 20 6d 61 79 20 62 65 20 73 65 6e 74 20 61 6e 64 20 72 65 63 65 69 76 65 64 2e 26 6e 62	ata.may.be.sent.and.received.&nb
e8440	73 70 3b 20 45 69 74 68 65 72 20 74 68 65 20 50 69 20 6f 72 20 74 68 65 20 64 65 76 69 63 65 0a	sp;.Either.the.Pi.or.the.device.
e8460	63 61 6e 20 69 6e 69 74 69 61 74 65 20 61 20 74 72 61 6e 73 66 65 72 2e 3c 62 72 3e 3c 2f 70 3e	can.initiate.a.transfer.<br></p>
e8480	0a 3c 70 3e 53 65 72 69 61 6c 20 69 73 20 61 20 6c 6f 77 20 74 6f 20 6d 65 64 69 75 6d 20 73 70	.<p>Serial.is.a.low.to.medium.sp
e84a0	65 65 64 20 6c 69 6e 6b 2e 26 6e 62 73 70 3b 20 4f 6e 20 74 68 65 20 50 69 20 73 70 65 65 64 73	eed.link.&nbsp;.On.the.Pi.speeds
e84c0	20 6f 66 0a 35 30 2c 20 37 35 2c 20 31 31 30 2c 20 31 33 34 2c 20 31 35 30 2c 20 32 30 30 2c 20	.of.50,.75,.110,.134,.150,.200,.
e84e0	33 30 30 2c 20 36 30 30 2c 20 31 32 30 30 2c 20 31 38 30 30 2c 20 32 34 30 30 2c 20 34 38 30 30	300,.600,.1200,.1800,.2400,.4800
e8500	2c 20 39 36 30 30 2c 0a 31 39 32 30 30 2c 20 33 38 34 30 30 2c 20 35 37 36 30 30 2c 20 31 31 35	,.9600,.19200,.38400,.57600,.115
e8520	32 30 30 2c 20 61 6e 64 20 32 33 30 34 30 30 20 62 70 73 20 6d 61 79 20 62 65 20 75 73 65 64 2e	200,.and.230400.bps.may.be.used.
e8540	3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 53 65 72 69 61 6c 20 69 73 20 69 6d 70 6c 65 6d 65 6e 74 65	<br></p>.<p>Serial.is.implemente
e8560	64 20 77 69 74 68 20 6f 6e 65 20 6c 69 6e 65 20 66 6f 72 20 74 72 61 6e 73 6d 69 74 20 63 61 6c	d.with.one.line.for.transmit.cal
e8580	6c 65 64 20 54 58 44 20 61 6e 64 0a 6f 6e 65 20 6c 69 6e 65 20 66 6f 72 20 72 65 63 65 69 76 65	led.TXD.and.one.line.for.receive
e85a0	20 63 61 6c 6c 65 64 20 52 58 44 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 49 66 20 6f 6e 6c 79 20	.called.RXD.<br></p>.<p>If.only.
e85c0	72 65 63 65 69 76 65 20 6f 72 20 74 72 61 6e 73 6d 69 74 20 61 72 65 20 72 65 71 75 69 72 65 64	receive.or.transmit.are.required
e85e0	20 74 68 65 20 6f 74 68 65 72 20 6c 69 6e 65 20 6e 65 65 64 20 6e 6f 74 0a 62 65 20 63 6f 6e 6e	.the.other.line.need.not.be.conn
e8600	65 63 74 65 64 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 54 68 65 20 50 69 20 75 73 65 73 20 47 50	ected.<br></p>.<p>The.Pi.uses.GP
e8620	49 4f 20 31 34 20 28 70 69 6e 20 38 29 20 66 6f 72 20 54 58 44 20 61 6e 64 20 47 50 49 4f 20 31	IO.14.(pin.8).for.TXD.and.GPIO.1
e8640	35 20 28 70 69 6e 20 31 30 29 20 66 6f 72 0a 52 58 44 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 44	5.(pin.10).for.RXD.<br></p>.<p>D
e8660	61 74 61 20 69 73 20 6e 6f 72 6d 61 6c 6c 79 20 74 72 61 6e 73 6d 69 74 74 65 64 20 69 6e 20 38	ata.is.normally.transmitted.in.8
e8680	2d 62 69 74 20 62 79 74 65 73 20 77 69 74 68 20 61 20 73 74 61 72 74 20 62 69 74 2c 0a 65 69 67	-bit.bytes.with.a.start.bit,.eig
e86a0	68 74 20 64 61 74 61 20 62 69 74 73 2c 20 6e 6f 20 70 61 72 69 74 79 2c 20 61 6e 64 20 6f 6e 65	ht.data.bits,.no.parity,.and.one
e86c0	20 73 74 6f 70 20 62 69 74 2e 26 6e 62 73 70 3b 20 54 68 69 73 20 69 73 0a 72 65 70 72 65 73 65	.stop.bit.&nbsp;.This.is.represe
e86e0	6e 74 65 64 20 61 73 20 38 4e 31 2e 26 6e 62 73 70 3b 20 54 68 65 20 6e 75 6d 62 65 72 20 6f 66	nted.as.8N1.&nbsp;.The.number.of
e8700	20 74 72 61 6e 73 6d 69 74 74 65 64 20 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 0a 28 62 70	.transmitted.bits.per.second.(bp
e8720	73 29 20 69 73 20 63 61 6c 6c 65 64 20 74 68 65 20 62 61 75 64 20 72 61 74 65 2e 26 6e 62 73 70	s).is.called.the.baud.rate.&nbsp
e8740	3b 26 6e 62 73 70 3b 20 54 68 65 20 74 69 6d 65 20 66 6f 72 20 65 61 63 68 20 62 69 74 2c 0a 3c	;&nbsp;.The.time.for.each.bit,.<
e8760	73 70 61 6e 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61 6c 69 63 3b 22	span.style="font-style:.italic;"
e8780	3e 31 20 2f 20 62 61 75 64 20 72 61 74 65 3c 2f 73 70 61 6e 3e 20 73 65 63 6f 6e 64 73 2c 20 69	>1./.baud.rate</span>.seconds,.i
e87a0	73 0a 72 65 66 65 72 72 65 64 20 74 6f 20 61 73 20 74 68 65 20 62 69 74 20 70 65 72 69 6f 64 2e	s.referred.to.as.the.bit.period.
e87c0	3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 54 68 65 20 6c 69 6e 65 73 20 61 72 65 20 69 6e 20 74 68 65	<br></p>.<p>The.lines.are.in.the
e87e0	20 68 69 67 68 20 73 74 61 74 65 20 77 68 65 6e 20 6e 6f 20 64 61 74 61 20 69 73 20 62 65 69 6e	.high.state.when.no.data.is.bein
e8800	67 0a 74 72 61 6e 73 6d 69 74 74 65 64 2e 26 6e 62 73 70 3b 20 54 68 65 20 73 74 61 72 74 20 6f	g.transmitted.&nbsp;.The.start.o
e8820	66 20 61 20 62 79 74 65 20 69 73 20 73 69 67 6e 61 6c 6c 65 64 20 62 79 20 74 68 65 20 6c 69 6e	f.a.byte.is.signalled.by.the.lin
e8840	65 0a 67 6f 69 6e 67 20 6c 6f 77 20 66 6f 72 20 6f 6e 65 20 62 69 74 20 70 65 72 69 6f 64 20 28	e.going.low.for.one.bit.period.(
e8860	74 68 65 20 73 74 61 72 74 20 62 69 74 29 2e 26 6e 62 73 70 3b 20 54 68 65 20 64 61 74 61 20 62	the.start.bit).&nbsp;.The.data.b
e8880	69 74 73 0a 61 72 65 20 74 68 65 6e 20 73 65 6e 74 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63	its.are.then.sent.least.signific
e88a0	61 6e 74 20 62 69 74 20 66 69 72 73 74 73 20 28 6c 6f 77 20 69 66 20 74 68 65 20 62 69 74 20 69	ant.bit.firsts.(low.if.the.bit.i
e88c0	73 20 30 2c 0a 68 69 67 68 20 69 66 20 74 68 65 20 62 69 74 20 69 73 20 31 29 2e 26 6e 62 73 70	s.0,.high.if.the.bit.is.1).&nbsp
e88e0	3b 20 54 68 65 20 64 61 74 61 20 62 69 74 73 20 61 72 65 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20	;.The.data.bits.are.followed.by.
e8900	74 68 65 0a 6f 70 74 69 6f 6e 61 6c 20 70 61 72 69 74 79 20 62 69 74 2e 26 6e 62 73 70 3b 20 46	the.optional.parity.bit.&nbsp;.F
e8920	69 6e 61 6c 6c 79 20 74 68 65 20 6c 69 6e 65 20 69 73 20 73 65 74 20 68 69 67 68 20 66 6f 72 20	inally.the.line.is.set.high.for.
e8940	61 74 0a 6c 65 61 73 74 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 74 6f 70 20 62 69 74 20	at.least.the.number.of.stop.bit.
e8960	70 65 72 69 6f 64 73 2e 26 6e 62 73 70 3b 20 54 68 65 20 6c 69 6e 65 20 77 69 6c 6c 20 73 74 61	periods.&nbsp;.The.line.will.sta
e8980	79 20 68 69 67 68 0a 69 66 20 74 68 65 72 65 20 61 72 65 20 6e 6f 20 6d 6f 72 65 20 62 79 74 65	y.high.if.there.are.no.more.byte
e89a0	73 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e	s.to.be.transmitted.<br></p>.<p>
e89c0	3c 69 6d 67 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 22 20 61 6c 74 3d 22	<img.style="width:.600px;".alt="
e89e0	53 65 72 69 61 6c 20 77 61 76 65 66 6f 72 6d 22 20 73 72 63 3d 0a 22 69 6d 61 67 65 73 2f 66 61	Serial.waveform".src=."images/fa
e8a00	71 2d 73 65 72 69 61 6c 2e 6a 70 67 22 3e 3c 62 72 3e 3c 2f 70 3e 0a 3c 68 33 3e 3c 61 20 6e 61	q-serial.jpg"><br></p>.<h3><a.na
e8a20	6d 65 3d 22 57 68 61 74 5f 69 73 5f 53 50 49 22 20 69 64 3d 22 57 68 61 74 5f 69 73 5f 53 50 49	me="What_is_SPI".id="What_is_SPI
e8a40	22 3e 3c 2f 61 3e 57 68 61 74 20 69 73 20 53 50 49 3f 3c 2f 68 33 3e 0a 3c 70 3e 53 50 49 20 69	"></a>What.is.SPI?</h3>.<p>SPI.i
e8a60	73 20 61 20 64 61 74 61 20 6c 69 6e 6b 20 62 65 74 77 65 65 6e 20 74 68 65 20 50 69 20 28 6d 61	s.a.data.link.between.the.Pi.(ma
e8a80	73 74 65 72 29 20 61 6e 64 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 0a 73 6c 61 76 65 73 2e 3c 2f 70	ster).and.one.or.more.slaves.</p
e8aa0	3e 0a 3c 70 3e 44 61 74 61 20 6d 61 79 20 62 65 20 73 65 6e 74 20 61 6e 64 20 72 65 63 65 69 76	>.<p>Data.may.be.sent.and.receiv
e8ac0	65 64 20 62 75 74 20 74 68 65 20 50 69 20 69 6e 69 74 69 61 74 65 73 20 61 6c 6c 0a 74 72 61 6e	ed.but.the.Pi.initiates.all.tran
e8ae0	73 66 65 72 73 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 53 50 49 20 69 73 20 61 20 6d 65 64 69 75	sfers.<br></p>.<p>SPI.is.a.mediu
e8b00	6d 20 74 6f 20 68 69 67 68 20 73 70 65 65 64 20 6c 69 6e 6b 2e 26 6e 62 73 70 3b 20 4f 6e 20 74	m.to.high.speed.link.&nbsp;.On.t
e8b20	68 65 20 50 69 20 73 70 65 65 64 73 20 6f 66 20 33 32 0a 6b 62 70 73 20 74 6f 20 38 20 4d 62 70	he.Pi.speeds.of.32.kbps.to.8.Mbp
e8b40	73 20 6d 61 79 20 62 65 20 75 73 65 64 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 53 50 49 20 69 73	s.may.be.used.<br></p>.<p>SPI.is
e8b60	20 69 6d 70 6c 65 6d 65 6e 74 65 64 20 61 73 20 61 20 62 75 73 20 77 69 74 68 20 74 68 72 65 65	.implemented.as.a.bus.with.three
e8b80	20 6c 69 6e 65 73 20 63 61 6c 6c 65 64 3c 62 72 3e 3c 2f 70 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 4d	.lines.called<br></p>.<ul>.<li>M
e8ba0	4f 53 49 20 2d 20 66 6f 72 20 64 61 74 61 20 66 72 6f 6d 20 74 68 65 20 50 69 20 74 6f 20 74 68	OSI.-.for.data.from.the.Pi.to.th
e8bc0	65 20 73 6c 61 76 65 3c 2f 6c 69 3e 0a 3c 6c 69 3e 4d 49 53 4f 20 2d 20 66 6f 72 20 64 61 74 61	e.slave</li>.<li>MISO.-.for.data
e8be0	20 66 72 6f 6d 20 74 68 65 20 73 6c 61 76 65 20 74 6f 20 74 68 65 20 50 69 3c 2f 6c 69 3e 0a 3c	.from.the.slave.to.the.Pi</li>.<
e8c00	6c 69 3e 53 43 4c 4b 20 2d 20 66 6f 72 20 61 20 63 6c 6f 63 6b 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e	li>SCLK.-.for.a.clock</li>.</ul>
e8c20	0a 4f 6e 6c 79 20 6f 6e 65 20 73 6c 61 76 65 20 64 65 76 69 63 65 20 6d 61 79 20 62 65 20 63 6f	.Only.one.slave.device.may.be.co
e8c40	6d 6d 75 6e 69 63 61 74 65 64 20 77 69 74 68 20 61 74 20 61 20 74 69 6d 65 2e 26 6e 62 73 70 3b	mmunicated.with.at.a.time.&nbsp;
e8c60	20 41 6e 0a 61 64 64 69 74 69 6f 6e 61 6c 20 6c 69 6e 65 20 70 65 72 20 73 6c 61 76 65 20 63 61	.An.additional.line.per.slave.ca
e8c80	6c 6c 65 64 20 73 6c 61 76 65 20 73 65 6c 65 63 74 20 69 73 20 75 73 65 64 20 74 6f 20 69 64 65	lled.slave.select.is.used.to.ide
e8ca0	6e 74 69 66 79 0a 74 68 65 20 73 6c 61 76 65 20 74 6f 20 62 65 20 61 64 64 72 65 73 73 65 64 2e	ntify.the.slave.to.be.addressed.
e8cc0	0a 3c 70 3e 54 68 65 20 50 69 20 68 61 73 20 74 77 6f 20 53 50 49 20 62 75 73 65 73 3c 62 72 3e	.<p>The.Pi.has.two.SPI.buses<br>
e8ce0	3c 2f 70 3e 0a 3c 6f 6c 3e 0a 3c 6c 69 3e 74 68 65 20 6d 61 69 6e 20 53 50 49 20 62 75 73 0a 3c	</p>.<ol>.<li>the.main.SPI.bus.<
e8d00	75 6c 3e 0a 3c 6c 69 3e 4d 4f 53 49 20 47 50 49 4f 20 31 30 20 28 70 69 6e 20 31 39 29 3c 2f 6c	ul>.<li>MOSI.GPIO.10.(pin.19)</l
e8d20	69 3e 0a 3c 6c 69 3e 4d 49 53 4f 20 47 50 49 4f 20 39 20 28 70 69 6e 20 32 31 29 3c 2f 6c 69 3e	i>.<li>MISO.GPIO.9.(pin.21)</li>
e8d40	0a 3c 6c 69 3e 53 43 4c 4b 20 47 50 49 4f 20 31 31 20 28 70 69 6e 20 32 33 29 3c 2f 6c 69 3e 0a	.<li>SCLK.GPIO.11.(pin.23)</li>.
e8d60	3c 6c 69 3e 53 6c 61 76 65 20 73 65 6c 65 63 74 73 3c 2f 6c 69 3e 0a 3c 6c 69 20 73 74 79 6c 65	<li>Slave.selects</li>.<li.style
e8d80	3d 22 6c 69 73 74 2d 73 74 79 6c 65 3a 20 6e 6f 6e 65 3b 20 64 69 73 70 6c 61 79 3a 20 69 6e 6c	="list-style:.none;.display:.inl
e8da0	69 6e 65 22 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 43 45 30 20 47 50 49 4f 20 38 20 28 70 69 6e 20 32	ine">.<ul>.<li>CE0.GPIO.8.(pin.2
e8dc0	34 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 43 45 31 20 47 50 49 4f 20 37 20 28 70 69 6e 20 32 36 29 3c	4)</li>.<li>CE1.GPIO.7.(pin.26)<
e8de0	2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 2f 6c 69 3e 0a 3c 6c 69	/li>.</ul>.</li>.</ul>.</li>.<li
e8e00	3e 74 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49 20 62 75 73 0a 3c 75 6c 3e 0a 3c 6c 69 3e	>the.auxiliary.SPI.bus.<ul>.<li>
e8e20	4d 4f 53 49 20 47 50 49 4f 20 32 30 20 28 70 69 6e 20 33 38 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 4d	MOSI.GPIO.20.(pin.38)</li>.<li>M
e8e40	49 53 4f 20 47 50 49 4f 20 31 39 20 28 70 69 6e 20 33 35 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 53 43	ISO.GPIO.19.(pin.35)</li>.<li>SC
e8e60	4c 4b 20 47 50 49 4f 20 32 31 20 28 70 69 6e 20 34 30 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 53 6c 61	LK.GPIO.21.(pin.40)</li>.<li>Sla
e8e80	76 65 20 73 65 6c 65 63 74 73 3c 2f 6c 69 3e 0a 3c 6c 69 20 73 74 79 6c 65 3d 22 6c 69 73 74 2d	ve.selects</li>.<li.style="list-
e8ea0	73 74 79 6c 65 3a 20 6e 6f 6e 65 3b 20 64 69 73 70 6c 61 79 3a 20 69 6e 6c 69 6e 65 22 3e 0a 3c	style:.none;.display:.inline">.<
e8ec0	75 6c 3e 0a 3c 6c 69 3e 43 45 30 20 47 50 49 4f 20 31 38 20 28 70 69 6e 20 31 32 29 3c 2f 6c 69	ul>.<li>CE0.GPIO.18.(pin.12)</li
e8ee0	3e 0a 3c 6c 69 3e 43 45 31 20 47 50 49 4f 20 31 37 20 28 70 69 6e 20 31 31 29 3c 2f 6c 69 3e 0a	>.<li>CE1.GPIO.17.(pin.11)</li>.
e8f00	3c 6c 69 3e 43 45 32 20 47 50 49 4f 20 31 36 20 28 70 69 6e 20 33 36 29 3c 62 72 3e 3c 2f 6c 69	<li>CE2.GPIO.16.(pin.36)<br></li
e8f20	3e 0a 3c 2f 75 6c 3e 0a 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 2f 6c 69 3e 0a 3c 2f 6f 6c 3e 0a	>.</ul>.</li>.</ul>.</li>.</ol>.
e8f40	3c 70 3e 3c 69 6d 67 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 22 20 61 6c	<p><img.style="width:.600px;".al
e8f60	74 3d 22 53 50 49 20 77 61 76 65 66 6f 72 6d 22 20 73 72 63 3d 0a 22 69 6d 61 67 65 73 2f 66 61	t="SPI.waveform".src=."images/fa
e8f80	71 2d 73 70 69 2e 6a 70 67 22 3e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 3c 62 72 3e 3c 2f 70 3e 0a	q-spi.jpg"><br></p>.<p><br></p>.
e8fa0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 68 69 63 68 5f 6c 69 62 72 61 72 79 22 20 69 64 3d 22	<h3><a.name="Which_library".id="
e8fc0	57 68 69 63 68 5f 6c 69 62 72 61 72 79 22 3e 3c 2f 61 3e 57 68 69 63 68 20 6c 69 62 72 61 72 79	Which_library"></a>Which.library
e8fe0	0a 73 68 6f 75 6c 64 20 49 20 75 73 65 3f 3c 2f 68 33 3e 0a 3c 70 3e 3c 62 72 3e 3c 2f 70 3e 0a	.should.I.use?</h3>.<p><br></p>.
e9000	00 00 00 e9 73 20 25 64 5c 6e 22 2c 20 47 50 49 4f 2c 20 6c 65 76 65 6c 29 3b 0a 0a 20 20 20 67	....s.%d\n",.GPIO,.level);.....g
e9020	70 69 6f 54 65 72 6d 69 6e 61 74 65 28 29 3b 0a 7d 0a 20 20 20 20 3c 2f 70 72 65 3e 0a 3c 70 3e	pioTerminate();.}.....</pre>.<p>
e9040	42 75 69 6c 64 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 67 63 63 20 2d 70 74 68 72 65 61 64 20 2d 6f 20	Build</p>.<code>gcc.-pthread.-o.
e9060	72 65 61 64 5f 63 69 66 20 72 65 61 64 5f 63 69 66 2e 63 20 2d 6c 70 69 67 70 69 6f 3c 2f 63 6f	read_cif.read_cif.c.-lpigpio</co
e9080	64 65 3e 0a 3c 70 3e 52 75 6e 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 73 75 64 6f 20 2e 2f 72 65 61 64	de>.<p>Run</p>.<code>sudo../read
e90a0	5f 63 69 66 3c 2f 63 6f 64 65 3e 0a 3c 68 34 3e 43 20 76 69 61 20 70 69 67 70 69 6f 20 64 61 65	_cif</code>.<h4>C.via.pigpio.dae
e90c0	6d 6f 6e 3c 2f 68 34 3e 0a 72 65 61 64 5f 70 64 69 66 2e 63 0a 3c 70 72 65 3e 0a 23 69 6e 63 6c	mon</h4>.read_pdif.c.<pre>.#incl
e90e0	75 64 65 20 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 0a 23 69 6e 63 6c 75 64 65 20 26 6c 74	ude.&lt;stdio.h&gt;.#include.&lt
e9100	3b 70 69 67 70 69 6f 64 5f 69 66 32 2e 68 26 67 74 3b 0a 0a 69 6e 74 20 6d 61 69 6e 28 69 6e 74	;pigpiod_if2.h&gt;..int.main(int
e9120	20 61 72 67 63 2c 20 63 68 61 72 20 2a 61 72 67 76 5b 5d 29 0a 7b 0a 20 20 20 69 6e 74 20 70 69	.argc,.char.*argv[]).{....int.pi
e9140	3b 0a 20 20 20 69 6e 74 20 47 50 49 4f 3d 34 3b 0a 20 20 20 69 6e 74 20 6c 65 76 65 6c 3b 0a 0a	;....int.GPIO=4;....int.level;..
e9160	20 20 20 70 69 20 3d 20 70 69 67 70 69 6f 5f 73 74 61 72 74 28 30 2c 20 30 29 3b 20 2f 2a 20 43	...pi.=.pigpio_start(0,.0);./*.C
e9180	6f 6e 6e 65 63 74 20 74 6f 20 6c 6f 63 61 6c 20 50 69 2e 20 2a 2f 0a 0a 20 20 20 69 66 20 28 70	onnect.to.local.Pi..*/.....if.(p
e91a0	69 20 26 6c 74 3b 20 30 29 0a 20 20 20 7b 0a 20 20 20 20 20 20 70 72 69 6e 74 66 28 22 43 61 6e	i.&lt;.0)....{.......printf("Can
e91c0	27 74 20 63 6f 6e 6e 65 63 74 20 74 6f 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 5c 6e 22 29 3b	't.connect.to.pigpio.daemon\n");
e91e0	0a 20 20 20 20 20 20 72 65 74 75 72 6e 20 31 3b 0a 20 20 20 7d 0a 0a 20 20 20 6c 65 76 65 6c 20	.......return.1;....}.....level.
e9200	3d 20 67 70 69 6f 5f 72 65 61 64 28 70 69 2c 20 47 50 49 4f 29 3b 0a 0a 20 20 20 70 72 69 6e 74	=.gpio_read(pi,.GPIO);.....print
e9220	66 28 22 47 50 49 4f 20 25 64 20 69 73 20 25 64 5c 6e 22 2c 20 47 50 49 4f 2c 20 6c 65 76 65 6c	f("GPIO.%d.is.%d\n",.GPIO,.level
e9240	29 3b 0a 0a 20 20 20 70 69 67 70 69 6f 5f 73 74 6f 70 28 70 69 29 3b 20 2f 2a 20 44 69 73 63 6f	);.....pigpio_stop(pi);./*.Disco
e9260	6e 6e 65 63 74 20 66 72 6f 6d 20 6c 6f 63 61 6c 20 50 69 2e 20 2a 2f 0a 20 20 20 0a 20 20 20 72	nnect.from.local.Pi..*/........r
e9280	65 74 75 72 6e 20 30 3b 0a 7d 0a 3c 2f 70 72 65 3e 0a 3c 70 3e 42 75 69 6c 64 3c 2f 70 3e 0a 3c	eturn.0;.}.</pre>.<p>Build</p>.<
e92a0	63 6f 64 65 3e 67 63 63 20 2d 70 74 68 72 65 61 64 20 2d 6f 20 72 65 61 64 5f 70 64 69 66 20 72	code>gcc.-pthread.-o.read_pdif.r
e92c0	65 61 64 5f 70 64 69 66 2e 63 20 2d 6c 70 69 67 70 69 6f 64 5f 69 66 32 3c 2f 63 6f 64 65 3e 0a	ead_pdif.c.-lpigpiod_if2</code>.
e92e0	3c 70 3e 52 75 6e 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 2e 2f 72 65 61 64 5f 70 64 69 66 3c 2f 63 6f	<p>Run</p>.<code>./read_pdif</co
e9300	64 65 3e 0a 3c 68 34 3e 50 79 74 68 6f 6e 3c 2f 68 34 3e 0a 72 65 61 64 5f 67 70 69 6f 2e 70 79	de>.<h4>Python</h4>.read_gpio.py
e9320	0a 3c 70 72 65 3e 0a 23 21 2f 75 73 72 2f 62 69 6e 2f 65 6e 76 20 70 79 74 68 6f 6e 0a 0a 69 6d	.<pre>.#!/usr/bin/env.python..im
e9340	70 6f 72 74 20 70 69 67 70 69 6f 0a 0a 47 50 49 4f 3d 34 0a 0a 70 69 20 3d 20 70 69 67 70 69 6f	port.pigpio..GPIO=4..pi.=.pigpio
e9360	2e 70 69 28 29 0a 69 66 20 6e 6f 74 20 70 69 2e 63 6f 6e 6e 65 63 74 65 64 3a 0a 20 20 20 65 78	.pi().if.not.pi.connected:....ex
e9380	69 74 28 29 0a 0a 6c 65 76 65 6c 20 3d 20 70 69 2e 72 65 61 64 28 47 50 49 4f 29 0a 0a 70 72 69	it()..level.=.pi.read(GPIO)..pri
e93a0	6e 74 28 22 47 50 49 4f 20 7b 7d 20 69 73 20 7b 7d 22 2e 66 6f 72 6d 61 74 28 47 50 49 4f 2c 20	nt("GPIO.{}.is.{}".format(GPIO,.
e93c0	6c 65 76 65 6c 29 29 0a 0a 70 69 2e 73 74 6f 70 28 29 0a 20 20 20 20 3c 2f 70 72 65 3e 0a 3c 70	level))..pi.stop().....</pre>.<p
e93e0	3e 52 75 6e 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 70 79 74 68 6f 6e 20 72 65 61 64 5f 67 70 69 6f 2e	>Run</p>.<code>python.read_gpio.
e9400	70 79 3c 2f 63 6f 64 65 3e 0a 3c 68 34 3e 70 69 67 73 3c 2f 68 34 3e 0a 3c 70 72 65 3e 0a 70 69	py</code>.<h4>pigs</h4>.<pre>.pi
e9420	67 73 20 72 20 34 0a 20 20 20 20 3c 2f 70 72 65 3e 0a 3c 68 34 3e 70 69 70 65 20 49 2f 46 3c 2f	gs.r.4.....</pre>.<h4>pipe.I/F</
e9440	68 34 3e 0a 3c 70 72 65 3e 0a 65 63 68 6f 20 22 72 20 34 22 20 26 67 74 3b 2f 64 65 76 2f 70 69	h4>.<pre>.echo."r.4".&gt;/dev/pi
e9460	67 70 69 6f 0a 63 61 74 20 2f 64 65 76 2f 70 69 67 6f 75 74 0a 20 20 20 20 3c 2f 70 72 65 3e 0a	gpio.cat./dev/pigout.....</pre>.
e9480	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6d 61 6b 65 5f 66 61 69 6c 73 22 20 69 64 3d 22 6d 61 6b	<h3><a.name="make_fails".id="mak
e94a0	65 5f 66 61 69 6c 73 22 3e 3c 2f 61 3e 6d 61 6b 65 20 66 61 69 6c 73 20 77 69 74 68 20 63 6c 6f	e_fails"></a>make.fails.with.clo
e94c0	63 6b 0a 73 6b 65 77 3c 2f 68 33 3e 0a 3c 70 3e 49 66 20 6d 61 6b 65 20 66 61 69 6c 73 20 77 69	ck.skew</h3>.<p>If.make.fails.wi
e94e0	74 68 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 6d 65 73 73 61 67 65 73	th.one.of.the.following.messages
e9500	20 69 74 20 69 73 20 70 72 6f 62 61 62 6c 79 0a 62 65 63 61 75 73 65 20 74 68 65 20 50 69 27 73	.it.is.probably.because.the.Pi's
e9520	20 63 6c 6f 63 6b 20 69 73 20 77 72 6f 6e 67 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 3c 63 6f 64	.clock.is.wrong.<br></p>.<p><cod
e9540	65 3e 6d 61 6b 65 3a 20 57 61 72 6e 69 6e 67 3a 20 46 69 6c 65 20 27 78 78 78 27 20 68 61 73 20	e>make:.Warning:.File.'xxx'.has.
e9560	6d 6f 64 69 66 69 63 61 74 69 6f 6e 20 74 69 6d 65 20 78 20 73 20 69 6e 20 74 68 65 0a 66 75 74	modification.time.x.s.in.the.fut
e9580	75 72 65 3c 62 72 3e 0a 6d 61 6b 65 3a 20 77 61 72 6e 69 6e 67 3a 20 43 6c 6f 63 6b 20 73 6b 65	ure<br>.make:.warning:.Clock.ske
e95a0	77 20 64 65 74 65 63 74 65 64 2e 20 59 6f 75 72 20 62 75 69 6c 64 20 6d 61 79 20 62 65 0a 69 6e	w.detected..Your.build.may.be.in
e95c0	63 6f 6d 70 6c 65 74 65 2e 3c 2f 63 6f 64 65 3e 3c 2f 70 3e 0a 3c 70 3e 6d 61 6b 65 20 75 73 65	complete.</code></p>.<p>make.use
e95e0	73 20 74 68 65 20 63 75 72 72 65 6e 74 20 74 69 6d 65 20 74 6f 20 77 6f 72 6b 20 6f 75 74 20 77	s.the.current.time.to.work.out.w
e9600	68 69 63 68 20 66 69 6c 65 73 20 6e 65 65 64 20 74 6f 20 62 65 0a 72 65 62 75 69 6c 74 20 28 61	hich.files.need.to.be.rebuilt.(a
e9620	20 66 69 6c 65 20 69 73 20 72 65 62 75 69 6c 74 20 69 66 20 69 74 20 64 65 70 65 6e 64 73 20 6f	.file.is.rebuilt.if.it.depends.o
e9640	6e 20 6f 74 68 65 72 20 66 69 6c 65 73 20 77 68 69 63 68 20 68 61 76 65 0a 61 20 6c 61 74 65 72	n.other.files.which.have.a.later
e9660	20 74 69 6d 65 2d 73 74 61 6d 70 29 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 54 68 65 20 73 6f 6c	.time-stamp).<br></p>.<p>The.sol
e9680	75 74 69 6f 6e 20 69 73 20 74 6f 20 6d 61 6b 65 20 73 75 72 65 20 74 68 65 20 73 79 73 74 65 6d	ution.is.to.make.sure.the.system
e96a0	20 63 6c 6f 63 6b 20 69 73 20 63 6f 72 72 65 63 74 2e 26 6e 62 73 70 3b 0a 49 66 20 74 68 65 20	.clock.is.correct.&nbsp;.If.the.
e96c0	50 69 20 69 73 20 6e 65 74 77 6f 72 6b 65 64 20 74 68 69 73 20 77 69 6c 6c 20 6e 6f 74 20 6e 6f	Pi.is.networked.this.will.not.no
e96e0	72 6d 61 6c 6c 79 20 62 65 20 61 20 70 72 6f 62 6c 65 6d 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e	rmally.be.a.problem.<br></p>.<p>
e9700	54 6f 20 73 65 74 20 74 68 65 20 64 61 74 65 20 61 6e 64 20 74 69 6d 65 20 75 73 65 20 74 68 65	To.set.the.date.and.time.use.the
e9720	20 64 61 74 65 20 63 6f 6d 6d 61 6e 64 20 61 73 20 69 6e 20 74 68 65 0a 66 6f 6c 6c 6f 77 69 6e	.date.command.as.in.the.followin
e9740	67 20 65 78 61 6d 70 6c 65 2e 3c 2f 70 3e 0a 3c 70 3e 3c 63 6f 64 65 3e 73 75 64 6f 20 64 61 74	g.example.</p>.<p><code>sudo.dat
e9760	65 20 2d 64 20 22 32 30 31 37 2d 30 33 2d 30 31 20 31 38 3a 34 37 3a 30 30 22 3c 2f 63 6f 64 65	e.-d."2017-03-01.18:47:00"</code
e9780	3e 3c 2f 70 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 6f 72 74 69 6e 67 5f 70 69 67 70 69	></p>.<h3><a.name="Porting_pigpi
e97a0	6f 22 20 69 64 3d 22 50 6f 72 74 69 6e 67 5f 70 69 67 70 69 6f 22 3e 3c 2f 61 3e 50 6f 72 74 69	o".id="Porting_pigpio"></a>Porti
e97c0	6e 67 20 70 69 67 70 69 6f 0a 74 6f 20 61 6e 6f 74 68 65 72 20 43 50 55 2f 53 6f 43 3c 2f 68 33	ng.pigpio.to.another.CPU/SoC</h3
e97e0	3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 6f 75 6e 64 5f 69 73 6e 74 5f 77 6f 72 6b 69 6e	>.<h3><a.name="Sound_isnt_workin
e9800	67 22 20 69 64 3d 22 53 6f 75 6e 64 5f 69 73 6e 74 5f 77 6f 72 6b 69 6e 67 22 3e 3c 2f 61 3e 53	g".id="Sound_isnt_working"></a>S
e9820	6f 75 6e 64 0a 69 73 6e 27 74 20 77 6f 72 6b 69 6e 67 3c 2f 68 33 3e 0a 3c 70 3e 54 68 65 20 50	ound.isn't.working</h3>.<p>The.P
e9840	69 20 63 6f 6e 74 61 69 6e 73 20 74 77 6f 20 70 69 65 63 65 73 20 6f 66 20 68 61 72 64 77 61 72	i.contains.two.pieces.of.hardwar
e9860	65 2c 20 61 20 50 57 4d 20 70 65 72 69 70 68 65 72 61 6c 20 61 6e 64 20 61 0a 50 43 4d 20 70 65	e,.a.PWM.peripheral.and.a.PCM.pe
e9880	72 69 70 68 65 72 61 6c 2c 20 74 6f 20 67 65 6e 65 72 61 74 65 20 73 6f 75 6e 64 2e 26 6e 62 73	ripheral,.to.generate.sound.&nbs
e98a0	70 3b 20 54 68 65 20 50 57 4d 20 70 65 72 69 70 68 65 72 61 6c 20 69 73 0a 6e 6f 72 6d 61 6c 6c	p;.The.PWM.peripheral.is.normall
e98c0	79 20 75 73 65 64 20 61 6e 64 20 67 65 6e 65 72 61 74 65 73 20 6d 65 64 69 75 6d 20 71 75 61 6c	y.used.and.generates.medium.qual
e98e0	69 74 79 20 61 75 64 69 6f 20 6f 75 74 20 6f 66 20 74 68 65 0a 68 65 61 64 70 68 6f 6e 65 20 6a	ity.audio.out.of.the.headphone.j
e9900	61 63 6b 2e 26 6e 62 73 70 3b 20 54 68 65 20 50 43 4d 20 70 65 72 69 70 68 65 72 61 6c 20 6d 61	ack.&nbsp;.The.PCM.peripheral.ma
e9920	79 20 62 65 20 75 73 65 64 20 62 79 20 61 64 64 2d 6f 6e 73 0a 73 75 63 68 20 61 73 20 48 41 54	y.be.used.by.add-ons.such.as.HAT
e9940	73 20 61 6e 64 20 67 65 6e 65 72 61 74 65 73 20 68 69 67 68 20 71 75 61 6c 69 74 79 20 61 75 64	s.and.generates.high.quality.aud
e9960	69 6f 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 70 69 67 70 69 6f 20 75 73 65 73 20 61 74 20 6c 65	io.<br></p>.<p>pigpio.uses.at.le
e9980	61 73 74 20 6f 6e 65 20 6f 66 20 74 68 65 73 65 20 70 65 72 69 70 68 65 72 61 6c 73 20 64 75 72	ast.one.of.these.peripherals.dur
e99a0	69 6e 67 20 6e 6f 72 6d 61 6c 0a 6f 70 65 72 61 74 69 6f 6e 20 28 66 6f 72 20 74 69 6d 69 6e 67	ing.normal.operation.(for.timing
e99c0	20 44 4d 41 20 74 72 61 6e 73 66 65 72 73 29 2e 26 6e 62 73 70 3b 20 70 69 67 70 69 6f 20 77 69	.DMA.transfers).&nbsp;.pigpio.wi
e99e0	6c 6c 20 75 73 65 20 62 6f 74 68 0a 70 65 72 69 70 68 65 72 61 6c 73 20 69 66 20 77 61 76 65 73	ll.use.both.peripherals.if.waves
e9a00	20 6f 72 20 74 68 65 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 66 75 6e 63 74 69 6f 6e 20 69 73	.or.the.hardware.PWM.function.is
e9a20	20 75 73 65 64 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 42 79 20 64 65 66 61 75 6c 74 20 70 69 67	.used.<br></p>.<p>By.default.pig
e9a40	70 69 6f 20 75 73 65 73 20 74 68 65 20 50 43 4d 20 70 65 72 69 70 68 65 72 61 6c 20 6c 65 61 76	pio.uses.the.PCM.peripheral.leav
e9a60	69 6e 67 20 74 68 65 20 50 57 4d 0a 70 65 72 69 70 68 65 72 61 6c 20 66 72 65 65 20 66 6f 72 20	ing.the.PWM.peripheral.free.for.
e9a80	6d 65 64 69 75 6d 20 71 75 61 6c 69 74 79 20 61 75 64 69 6f 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70	medium.quality.audio.<br></p>.<p
e9aa0	3e 59 6f 75 20 63 61 6e 20 63 68 61 6e 67 65 20 74 68 65 20 64 65 66 61 75 6c 74 20 77 69 74 68	>You.can.change.the.default.with
e9ac0	20 61 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 6f 70 74 69 6f 6e 2e 26 6e 62 73 70 3b 0a 46	.a.configuration.option.&nbsp;.F
e9ae0	6f 72 20 43 20 75 73 65 20 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 43	or.C.use.<a.href="cif.html#gpioC
e9b00	66 67 43 6c 6f 63 6b 22 3e 67 70 69 6f 43 66 67 43 6c 6f 63 6b 3c 2f 61 3e 2c 20 66 6f 72 20 74	fgClock">gpioCfgClock</a>,.for.t
e9b20	68 65 0a 3c 61 20 68 72 65 66 3d 22 70 69 67 70 69 6f 64 2e 68 74 6d 6c 22 3e 70 69 67 70 69 6f	he.<a.href="pigpiod.html">pigpio
e9b40	20 64 61 65 6d 6f 6e 3c 2f 61 3e 20 75 73 65 20 74 68 65 20 2d 74 20 6f 70 74 69 6f 6e 2e 3c 2f	.daemon</a>.use.the.-t.option.</
e9b60	70 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 68 61 74 5f 69 73 5f 49 32 43 22 20 69 64 3d	p>.<h3><a.name="What_is_I2C".id=
e9b80	22 57 68 61 74 5f 69 73 5f 49 32 43 22 3e 3c 2f 61 3e 57 68 61 74 20 69 73 20 49 32 43 3f 3c 2f	"What_is_I2C"></a>What.is.I2C?</
e9ba0	68 33 3e 0a 3c 70 3e 49 32 43 20 69 73 20 61 20 64 61 74 61 20 6c 69 6e 6b 20 62 65 74 77 65 65	h3>.<p>I2C.is.a.data.link.betwee
e9bc0	6e 20 74 68 65 20 50 69 20 28 6d 61 73 74 65 72 29 20 61 6e 64 20 6f 6e 65 20 6f 72 20 6d 6f 72	n.the.Pi.(master).and.one.or.mor
e9be0	65 0a 73 6c 61 76 65 73 2e 3c 2f 70 3e 0a 3c 70 3e 44 61 74 61 20 6d 61 79 20 62 65 20 73 65 6e	e.slaves.</p>.<p>Data.may.be.sen
e9c00	74 20 61 6e 64 20 72 65 63 65 69 76 65 64 20 62 75 74 20 74 68 65 20 50 69 20 69 6e 69 74 69 61	t.and.received.but.the.Pi.initia
e9c20	74 65 73 20 61 6c 6c 0a 74 72 61 6e 73 66 65 72 73 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 49 32	tes.all.transfers.<br></p>.<p>I2
e9c40	43 20 69 73 20 61 20 6d 65 64 69 75 6d 20 73 70 65 65 64 20 6c 69 6e 6b 2e 26 6e 62 73 70 3b 20	C.is.a.medium.speed.link.&nbsp;.
e9c60	4f 6e 20 74 68 65 20 50 69 20 74 68 65 20 64 65 66 61 75 6c 74 20 73 70 65 65 64 20 69 73 0a 31	On.the.Pi.the.default.speed.is.1
e9c80	30 30 20 6b 62 70 73 2c 20 62 75 74 20 34 30 30 20 6b 62 70 73 20 61 6c 73 6f 20 77 6f 72 6b 73	00.kbps,.but.400.kbps.also.works
e9ca0	2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 49 32 43 20 69 73 20 69 6d 70 6c 65 6d 65 6e 74 65 64 20	.<br></p>.<p>I2C.is.implemented.
e9cc0	61 73 20 61 20 62 75 73 20 77 69 74 68 20 74 77 6f 20 6c 69 6e 65 73 20 63 61 6c 6c 65 64 3c 62	as.a.bus.with.two.lines.called<b
e9ce0	72 3e 3c 2f 70 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 53 44 41 20 2d 20 66 6f 72 20 64 61 74 61 3c 2f	r></p>.<ul>.<li>SDA.-.for.data</
e9d00	6c 69 3e 0a 3c 6c 69 3e 53 43 4c 20 2d 20 66 6f 72 20 61 20 63 6c 6f 63 6b 3c 2f 6c 69 3e 0a 3c	li>.<li>SCL.-.for.a.clock</li>.<
e9d20	2f 75 6c 3e 0a 4f 6e 20 74 68 65 20 50 69 20 62 75 73 20 31 20 69 73 20 75 73 65 64 20 77 68 69	/ul>.On.the.Pi.bus.1.is.used.whi
e9d40	63 68 20 75 73 65 73 20 47 50 49 4f 20 32 20 28 70 69 6e 20 33 29 20 66 6f 72 20 53 44 41 20 61	ch.uses.GPIO.2.(pin.3).for.SDA.a
e9d60	6e 64 20 47 50 49 4f 0a 33 20 28 70 69 6e 20 35 29 20 66 6f 72 20 53 43 4c 2e 3c 62 72 3e 0a 3c	nd.GPIO.3.(pin.5).for.SCL.<br>.<
e9d80	62 72 3e 0a 4f 6e 6c 79 20 6f 6e 65 20 73 6c 61 76 65 20 64 65 76 69 63 65 20 6d 61 79 20 62 65	br>.Only.one.slave.device.may.be
e9da0	20 63 6f 6d 6d 75 6e 69 63 61 74 65 64 20 77 69 74 68 20 61 74 20 61 20 74 69 6d 65 2e 26 6e 62	.communicated.with.at.a.time.&nb
e9dc0	73 70 3b 0a 45 61 63 68 20 6d 65 73 73 61 67 65 20 66 72 6f 6d 20 74 68 65 20 50 69 20 69 6e 63	sp;.Each.message.from.the.Pi.inc
e9de0	6c 75 64 65 73 20 74 68 65 20 73 6c 61 76 65 20 74 6f 20 62 65 20 61 64 64 72 65 73 73 65 64 20	ludes.the.slave.to.be.addressed.
e9e00	61 6e 64 0a 77 68 65 74 68 65 72 20 61 20 72 65 61 64 20 6f 72 20 77 72 69 74 65 20 69 73 20 74	and.whether.a.read.or.write.is.t
e9e20	6f 20 62 65 20 70 65 72 66 6f 72 6d 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 57 68 65 6e 20 74 68	o.be.performed.<br>.<br>.When.th
e9e40	65 20 50 69 20 28 6d 61 73 74 65 72 29 20 77 69 73 68 65 73 20 74 6f 20 74 61 6c 6b 20 74 6f 20	e.Pi.(master).wishes.to.talk.to.
e9e60	61 20 73 6c 61 76 65 20 69 74 20 62 65 67 69 6e 73 20 62 79 20 69 73 73 75 69 6e 67 0a 61 20 73	a.slave.it.begins.by.issuing.a.s
e9e80	74 61 72 74 20 73 65 71 75 65 6e 63 65 20 6f 6e 20 74 68 65 20 49 32 43 20 62 75 73 2e 20 41 20	tart.sequence.on.the.I2C.bus..A.
e9ea0	73 74 61 72 74 20 73 65 71 75 65 6e 63 65 20 69 73 20 6f 6e 65 20 6f 66 20 74 77 6f 0a 73 70 65	start.sequence.is.one.of.two.spe
e9ec0	63 69 61 6c 20 73 65 71 75 65 6e 63 65 73 20 64 65 66 69 6e 65 64 20 66 6f 72 20 74 68 65 20 49	cial.sequences.defined.for.the.I
e9ee0	32 43 20 62 75 73 2c 20 74 68 65 20 6f 74 68 65 72 20 62 65 69 6e 67 20 74 68 65 20 73 74 6f 70	2C.bus,.the.other.being.the.stop
e9f00	0a 73 65 71 75 65 6e 63 65 2e 20 54 68 65 20 73 74 61 72 74 20 73 65 71 75 65 6e 63 65 20 61 6e	.sequence..The.start.sequence.an
e9f20	64 20 73 74 6f 70 20 73 65 71 75 65 6e 63 65 20 61 72 65 20 73 70 65 63 69 61 6c 20 69 6e 20 74	d.stop.sequence.are.special.in.t
e9f40	68 61 74 0a 74 68 65 73 65 20 61 72 65 20 74 68 65 20 6f 6e 6c 79 20 70 6c 61 63 65 73 20 77 68	hat.these.are.the.only.places.wh
e9f60	65 72 65 20 74 68 65 20 53 44 41 20 28 64 61 74 61 20 6c 69 6e 65 29 20 69 73 20 61 6c 6c 6f 77	ere.the.SDA.(data.line).is.allow
e9f80	65 64 20 74 6f 0a 63 68 61 6e 67 65 20 77 68 69 6c 65 20 74 68 65 20 53 43 4c 20 28 63 6c 6f 63	ed.to.change.while.the.SCL.(cloc
e9fa0	6b 20 6c 69 6e 65 29 20 69 73 20 68 69 67 68 2e 20 57 68 65 6e 20 64 61 74 61 20 69 73 20 62 65	k.line).is.high..When.data.is.be
e9fc0	69 6e 67 0a 74 72 61 6e 73 66 65 72 72 65 64 2c 20 53 44 41 20 6d 75 73 74 20 72 65 6d 61 69 6e	ing.transferred,.SDA.must.remain
e9fe0	20 73 74 61 62 6c 65 20 61 6e 64 20 6e 6f 74 20 63 68 61 6e 67 65 20 77 68 69 6c 73 74 20 53 43	.stable.and.not.change.whilst.SC
ea000	00 00 00 ea 2e 3c 2f 70 3e 0a 3c 70 72 65 3e 54 68 69 73 20 70 72 6f 67 72 61 6d 20 63 68 65 63	.....</p>.<pre>This.program.chec
ea020	6b 73 20 74 68 65 20 50 69 27 73 20 28 75 73 65 72 29 20 67 70 69 6f 73 2e 0a 0a 54 68 65 20 70	ks.the.Pi's.(user).gpios...The.p
ea040	72 6f 67 72 61 6d 20 72 65 61 64 73 20 61 6e 64 20 77 72 69 74 65 73 20 61 6c 6c 20 74 68 65 20	rogram.reads.and.writes.all.the.
ea060	67 70 69 6f 73 2e 20 4d 61 6b 65 20 73 75 72 65 20 4e 4f 54 48 49 4e 47 0a 69 73 20 63 6f 6e 6e	gpios..Make.sure.NOTHING.is.conn
ea080	65 63 74 65 64 20 74 6f 20 74 68 65 20 67 70 69 6f 73 20 64 75 72 69 6e 67 20 74 68 69 73 20 74	ected.to.the.gpios.during.this.t
ea0a0	65 73 74 2e 0a 0a 54 68 65 20 70 72 6f 67 72 61 6d 20 75 73 65 73 20 74 68 65 20 70 69 67 70 69	est...The.program.uses.the.pigpi
ea0c0	6f 20 64 61 65 6d 6f 6e 20 77 68 69 63 68 20 6d 75 73 74 20 62 65 20 72 75 6e 6e 69 6e 67 2e 0a	o.daemon.which.must.be.running..
ea0e0	0a 54 6f 20 73 74 61 72 74 20 74 68 65 20 64 61 65 6d 6f 6e 20 75 73 65 20 74 68 65 20 63 6f 6d	.To.start.the.daemon.use.the.com
ea100	6d 61 6e 64 20 73 75 64 6f 20 70 69 67 70 69 6f 64 2e 0a 0a 50 72 65 73 73 20 74 68 65 20 45 4e	mand.sudo.pigpiod...Press.the.EN
ea120	54 45 52 20 6b 65 79 20 74 6f 20 63 6f 6e 74 69 6e 75 65 20 6f 72 20 63 74 72 6c 2d 43 20 74 6f	TER.key.to.continue.or.ctrl-C.to
ea140	20 61 62 6f 72 74 2e 2e 2e 0a 0a 54 65 73 74 69 6e 67 2e 2e 2e 0a 57 72 69 74 65 20 31 20 74 6f	.abort.....Testing....Write.1.to
ea160	20 67 70 69 6f 20 31 37 20 66 61 69 6c 65 64 2e 0a 50 75 6c 6c 20 75 70 20 6f 6e 20 67 70 69 6f	.gpio.17.failed..Pull.up.on.gpio
ea180	20 31 37 20 66 61 69 6c 65 64 2e 0a 57 72 69 74 65 20 31 20 74 6f 20 67 70 69 6f 20 31 38 20 66	.17.failed..Write.1.to.gpio.18.f
ea1a0	61 69 6c 65 64 2e 0a 50 75 6c 6c 20 75 70 20 6f 6e 20 67 70 69 6f 20 31 38 20 66 61 69 6c 65 64	ailed..Pull.up.on.gpio.18.failed
ea1c0	2e 0a 57 72 69 74 65 20 30 20 74 6f 20 67 70 69 6f 20 32 33 20 66 61 69 6c 65 64 2e 0a 50 75 6c	..Write.0.to.gpio.23.failed..Pul
ea1e0	6c 20 64 6f 77 6e 20 6f 6e 20 67 70 69 6f 20 32 33 20 66 61 69 6c 65 64 2e 0a 57 72 69 74 65 20	l.down.on.gpio.23.failed..Write.
ea200	30 20 74 6f 20 67 70 69 6f 20 32 34 20 66 61 69 6c 65 64 2e 0a 50 75 6c 6c 20 64 6f 77 6e 20 6f	0.to.gpio.24.failed..Pull.down.o
ea220	6e 20 67 70 69 6f 20 32 34 20 66 61 69 6c 65 64 2e 0a 57 72 69 74 65 20 31 20 74 6f 20 67 70 69	n.gpio.24.failed..Write.1.to.gpi
ea240	6f 20 32 37 20 66 61 69 6c 65 64 2e 0a 50 75 6c 6c 20 75 70 20 6f 6e 20 67 70 69 6f 20 32 37 20	o.27.failed..Pull.up.on.gpio.27.
ea260	66 61 69 6c 65 64 2e 0a 53 6b 69 70 70 65 64 20 6e 6f 6e 2d 75 73 65 72 20 67 70 69 6f 73 3a 20	failed..Skipped.non-user.gpios:.
ea280	30 20 31 20 32 38 20 32 39 20 33 30 20 33 31 0a 54 65 73 74 65 64 20 75 73 65 72 20 67 70 69 6f	0.1.28.29.30.31.Tested.user.gpio
ea2a0	73 3a 20 32 20 33 20 34 20 35 20 36 20 37 20 38 20 39 20 31 30 20 31 31 20 31 32 20 31 33 20 31	s:.2.3.4.5.6.7.8.9.10.11.12.13.1
ea2c0	34 20 31 35 20 31 36 20 31 37 20 31 38 3c 62 72 3e 20 31 39 20 32 30 20 32 31 20 32 32 20 32 33	4.15.16.17.18<br>.19.20.21.22.23
ea2e0	20 32 34 20 32 35 20 32 36 20 32 37 0a 46 61 69 6c 65 64 20 75 73 65 72 20 67 70 69 6f 73 3a 20	.24.25.26.27.Failed.user.gpios:.
ea300	31 37 20 31 38 20 32 33 20 32 34 20 32 37 0a 3c 2f 70 72 65 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	17.18.23.24.27.</pre>.<h3><a.nam
ea320	65 3d 22 48 6f 77 5f 64 6f 5f 49 5f 64 65 62 6f 75 6e 63 65 5f 69 6e 70 75 74 73 22 20 69 64 3d	e="How_do_I_debounce_inputs".id=
ea340	0a 22 48 6f 77 5f 64 6f 5f 49 5f 64 65 62 6f 75 6e 63 65 5f 69 6e 70 75 74 73 22 3e 3c 2f 61 3e	."How_do_I_debounce_inputs"></a>
ea360	48 6f 77 20 64 6f 20 49 20 64 65 62 6f 75 6e 63 65 20 69 6e 70 75 74 73 3f 3c 2f 68 33 3e 0a 3c	How.do.I.debounce.inputs?</h3>.<
ea380	70 3e 53 6f 6d 65 20 64 65 76 69 63 65 73 20 6c 69 6b 65 20 6d 65 63 68 61 6e 69 63 61 6c 20 73	p>Some.devices.like.mechanical.s
ea3a0	77 69 74 63 68 65 73 20 63 61 6e 20 67 65 6e 65 72 61 74 65 20 6d 75 6c 74 69 70 6c 65 0a 69 6e	witches.can.generate.multiple.in
ea3c0	74 65 72 72 75 70 74 73 20 61 73 20 74 68 65 79 20 62 6f 75 6e 63 65 20 62 65 74 77 65 65 6e 20	terrupts.as.they.bounce.between.
ea3e0	6f 6e 20 61 6e 64 20 6f 66 66 2e 26 6e 62 73 70 3b 20 49 74 20 69 73 20 70 6f 73 73 69 62 6c 65	on.and.off.&nbsp;.It.is.possible
ea400	0a 74 6f 20 64 65 62 6f 75 6e 63 65 20 74 68 65 20 69 6e 70 75 74 73 20 69 6e 20 68 61 72 64 77	.to.debounce.the.inputs.in.hardw
ea420	61 72 65 20 62 79 20 74 68 65 20 63 6f 72 72 65 63 74 20 75 73 65 20 6f 66 20 72 65 73 69 73 74	are.by.the.correct.use.of.resist
ea440	6f 72 73 0a 61 6e 64 20 63 61 70 61 63 69 74 6f 72 73 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 49	ors.and.capacitors.<br></p>.<p>I
ea460	6e 20 73 6f 66 74 77 61 72 65 20 75 73 65 20 74 68 65 20 67 6c 69 74 63 68 20 66 69 6c 74 65 72	n.software.use.the.glitch.filter
ea480	20 77 68 69 63 68 20 69 67 6e 6f 72 65 73 20 61 6c 6c 20 65 76 65 6e 74 73 0a 73 68 6f 72 74 65	.which.ignores.all.events.shorte
ea4a0	72 20 74 68 61 6e 20 61 20 73 65 74 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f	r.than.a.set.number.of.microseco
ea4c0	6e 64 73 2e 26 6e 62 73 70 3b 20 43 20 3c 61 20 68 72 65 66 3d 0a 22 63 69 66 2e 68 74 6d 6c 23	nds.&nbsp;.C.<a.href=."cif.html#
ea4e0	67 70 69 6f 47 6c 69 74 63 68 46 69 6c 74 65 72 22 3e 67 70 69 6f 47 6c 69 74 63 68 46 69 6c 74	gpioGlitchFilter">gpioGlitchFilt
ea500	65 72 3c 2f 61 3e 2c 20 50 79 74 68 6f 6e 20 3c 61 20 68 72 65 66 3d 0a 22 70 79 74 68 6f 6e 2e	er</a>,.Python.<a.href=."python.
ea520	68 74 6d 6c 23 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 67 6c 69 74	html#set_glitch_filter">set_glit
ea540	63 68 5f 66 69 6c 74 65 72 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 68 33 3e 3c 61 20 6e 61	ch_filter</a>.<br></p>.<h3><a.na
ea560	6d 65 3d 22 48 6f 77 5f 66 61 73 74 5f 69 73 5f 53 50 49 22 20 69 64 3d 22 48 6f 77 5f 66 61 73	me="How_fast_is_SPI".id="How_fas
ea580	74 5f 69 73 5f 53 50 49 22 3e 3c 2f 61 3e 48 6f 77 20 66 61 73 74 20 69 73 0a 53 50 49 3f 3c 2f	t_is_SPI"></a>How.fast.is.SPI?</
ea5a0	68 33 3e 0a 54 68 65 20 53 50 49 20 74 68 72 6f 75 67 68 70 75 74 20 69 6e 20 73 61 6d 70 6c 65	h3>.The.SPI.throughput.in.sample
ea5c0	73 20 70 65 72 20 73 65 63 6f 6e 64 20 64 65 70 65 6e 64 73 20 6f 6e 20 61 20 6e 75 6d 62 65 72	s.per.second.depends.on.a.number
ea5e0	20 6f 66 0a 66 61 63 74 6f 72 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 54	.of.factors.<br>.<br>.<ul>.<li>T
ea600	68 65 20 53 50 49 20 62 69 74 20 72 61 74 65 20 28 74 72 61 6e 73 66 65 72 20 72 61 74 65 20 69	he.SPI.bit.rate.(transfer.rate.i
ea620	6e 20 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 29 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 75	n.bits.per.second)</li>.</ul>.<u
ea640	6c 3e 0a 3c 6c 69 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74 72 61 6e 73	l>.<li>The.number.of.bytes.trans
ea660	66 65 72 72 65 64 20 70 65 72 20 73 61 6d 70 6c 65 20 28 61 20 31 32 20 62 69 74 20 41 44 43 20	ferred.per.sample.(a.12.bit.ADC.
ea680	73 61 6d 70 6c 65 0a 6d 61 79 20 72 65 71 75 69 72 65 20 33 20 62 79 74 65 73 20 74 6f 20 74 72	sample.may.require.3.bytes.to.tr
ea6a0	61 6e 73 66 65 72 29 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 54 68 65 20	ansfer)</li>.</ul>.<ul>.<li>The.
ea6c0	64 72 69 76 65 72 20 75 73 65 64 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 70 3e 54 77 6f 20 6f 66	driver.used</li>.</ul>.<p>Two.of
ea6e0	20 74 68 6f 73 65 20 66 61 63 74 6f 72 73 20 61 72 65 20 66 69 78 65 64 2c 20 74 68 65 20 76 61	.those.factors.are.fixed,.the.va
ea700	72 69 61 62 6c 65 20 69 73 20 74 68 65 20 64 72 69 76 65 72 0a 75 73 65 64 2e 3c 2f 70 3e 0a 3c	riable.is.the.driver.used.</p>.<
ea720	70 3e 54 68 65 20 70 69 67 70 69 6f 20 64 72 69 76 65 72 20 69 73 20 63 6f 6e 73 69 64 65 72 61	p>The.pigpio.driver.is.considera
ea740	62 6c 79 20 66 61 73 74 65 72 20 74 68 61 6e 20 74 68 65 20 4c 69 6e 75 78 20 53 50 49 0a 64 72	bly.faster.than.the.Linux.SPI.dr
ea760	69 76 65 72 20 61 73 20 69 73 20 64 65 6d 6f 6e 73 74 72 61 74 65 64 20 62 79 20 74 68 65 20 66	iver.as.is.demonstrated.by.the.f
ea780	6f 6c 6c 6f 77 69 6e 67 20 67 72 61 70 68 73 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 45 61 63 68	ollowing.graphs.<br></p>.<p>Each
ea7a0	20 67 72 61 70 68 20 73 68 6f 77 73 20 74 68 65 20 53 50 49 20 62 69 74 20 72 61 74 65 20 69 6e	.graph.shows.the.SPI.bit.rate.in
ea7c0	20 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 20 61 6c 6f 6e 67 20 74 68 65 0a 68 6f 72 69 7a	.bits.per.second.along.the.horiz
ea7e0	6f 6e 74 61 6c 20 61 78 69 73 2e 26 6e 62 73 70 3b 20 54 68 65 20 73 61 6d 70 6c 65 73 20 70 65	ontal.axis.&nbsp;.The.samples.pe
ea800	72 20 73 65 63 6f 6e 64 20 61 63 68 69 65 76 65 64 20 69 73 20 73 68 6f 77 6e 20 6f 6e 0a 74 68	r.second.achieved.is.shown.on.th
ea820	65 20 76 65 72 74 69 63 61 6c 20 61 78 69 73 2e 26 6e 62 73 70 3b 20 45 61 63 68 20 67 72 61 70	e.vertical.axis.&nbsp;.Each.grap
ea840	68 20 63 6f 6e 74 61 69 6e 73 20 70 6c 6f 74 73 20 61 73 73 75 6d 69 6e 67 20 31 20 74 6f 20 35	h.contains.plots.assuming.1.to.5
ea860	0a 62 79 74 65 73 20 70 65 72 20 74 72 61 6e 73 66 65 72 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e	.bytes.per.transfer.<br></p>.<p>
ea880	54 68 65 20 73 6f 75 72 63 65 20 63 6f 64 65 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 74 65 73	The.source.code.used.for.the.tes
ea8a0	74 73 20 69 73 20 3c 61 20 68 72 65 66 3d 0a 22 63 6f 64 65 2f 73 70 69 2d 64 72 69 76 65 72 2d	ts.is.<a.href=."code/spi-driver-
ea8c0	73 70 65 65 64 2e 63 22 3e 73 70 69 2d 64 72 69 76 65 72 2d 73 70 65 65 64 2e 63 3c 2f 61 3e 20	speed.c">spi-driver-speed.c</a>.
ea8e0	61 6e 64 20 3c 61 20 68 72 65 66 3d 0a 22 63 6f 64 65 2f 73 70 69 2d 70 69 67 70 69 6f 2d 73 70	and.<a.href=."code/spi-pigpio-sp
ea900	65 65 64 2e 63 22 3e 73 70 69 2d 70 69 67 70 69 6f 2d 73 70 65 65 64 2e 63 3c 2f 61 3e 3c 62 72	eed.c">spi-pigpio-speed.c</a><br
ea920	3e 3c 2f 70 3e 0a 3c 70 3e 3c 69 6d 67 20 61 6c 74 3d 22 73 70 69 2d 6c 6e 78 2d 70 69 62 72 31	></p>.<p><img.alt="spi-lnx-pibr1
ea940	2e 70 6e 67 22 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 73 70 69 2d 6c 6e 78 2d 70 69 62 72 31 2e	.png".src="images/spi-lnx-pibr1.
ea960	70 6e 67 22 3e 3c 2f 70 3e 0a 3c 68 72 3e 0a 3c 70 3e 3c 69 6d 67 20 61 6c 74 3d 22 73 70 69 2d	png"></p>.<hr>.<p><img.alt="spi-
ea980	70 69 67 2d 70 69 62 72 31 2e 70 6e 67 22 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 73 70 69 2d 70	pig-pibr1.png".src="images/spi-p
ea9a0	69 67 2d 70 69 62 72 31 2e 70 6e 67 22 3e 3c 2f 70 3e 0a 3c 68 72 3e 0a 3c 70 3e 3c 69 6d 67 20	ig-pibr1.png"></p>.<hr>.<p><img.
ea9c0	61 6c 74 3d 22 73 70 69 2d 6c 6e 78 2d 70 69 33 62 2e 70 6e 67 22 20 73 72 63 3d 22 69 6d 61 67	alt="spi-lnx-pi3b.png".src="imag
ea9e0	65 73 2f 73 70 69 2d 6c 6e 78 2d 70 69 33 62 2e 70 6e 67 22 3e 3c 2f 70 3e 0a 3c 68 72 3e 0a 3c	es/spi-lnx-pi3b.png"></p>.<hr>.<
eaa00	70 3e 3c 69 6d 67 20 61 6c 74 3d 22 73 70 69 2d 70 69 67 2d 70 69 33 62 2e 70 6e 67 22 20 73 72	p><img.alt="spi-pig-pi3b.png".sr
eaa20	63 3d 22 69 6d 61 67 65 73 2f 73 70 69 2d 70 69 67 2d 70 69 33 62 2e 70 6e 67 22 3e 3c 2f 70 3e	c="images/spi-pig-pi3b.png"></p>
eaa40	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4c 69 62 72 61 72 79 5f 75 70 64 61 74 65 5f 66 61 69	.<h3><a.name="Library_update_fai
eaa60	6c 73 22 20 69 64 3d 0a 22 4c 69 62 72 61 72 79 5f 75 70 64 61 74 65 5f 66 61 69 6c 73 22 3e 3c	ls".id=."Library_update_fails"><
eaa80	2f 61 3e 4c 69 62 72 61 72 79 20 75 70 64 61 74 65 20 64 69 64 6e 27 74 20 77 6f 72 6b 3c 2f 68	/a>Library.update.didn't.work</h
eaaa0	33 3e 0a 3c 70 3e 70 69 67 70 69 6f 20 70 6c 61 63 65 73 20 66 69 6c 65 73 20 69 6e 20 74 68 65	3>.<p>pigpio.places.files.in.the
eaac0	20 66 6f 6c 6c 6f 77 69 6e 67 20 6c 6f 63 61 74 69 6f 6e 73 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e	.following.locations<br></p>.<p>
eaae0	2f 75 73 72 2f 6c 6f 63 61 6c 2f 69 6e 63 6c 75 64 65 20 28 70 69 67 70 69 6f 2e 68 2c 20 70 69	/usr/local/include.(pigpio.h,.pi
eab00	67 70 69 6f 64 5f 69 66 2e 68 2c 20 70 69 67 70 69 6f 64 5f 69 66 32 2e 68 29 3c 62 72 3e 0a 2f	gpiod_if.h,.pigpiod_if2.h)<br>./
eab20	75 73 72 2f 6c 6f 63 61 6c 2f 6c 69 62 20 28 6c 69 62 70 69 67 70 69 6f 2e 73 6f 2c 20 6c 69 62	usr/local/lib.(libpigpio.so,.lib
eab40	70 69 67 70 69 6f 64 5f 69 66 2e 73 6f 2c 0a 6c 69 62 70 69 67 70 69 6f 64 5f 69 66 32 2e 73 6f	pigpiod_if.so,.libpigpiod_if2.so
eab60	29 3c 62 72 3e 0a 2f 75 73 72 2f 6c 6f 63 61 6c 2f 62 69 6e 20 28 70 69 67 32 76 63 64 2c 20 70	)<br>./usr/local/bin.(pig2vcd,.p
eab80	69 67 70 69 6f 64 2c 20 70 69 67 73 29 3c 62 72 3e 0a 2f 75 73 72 2f 6c 6f 63 61 6c 2f 6d 61 6e	igpiod,.pigs)<br>./usr/local/man
eaba0	20 28 6d 61 6e 20 70 61 67 65 73 29 3c 62 72 3e 3c 2f 70 3e 0a 54 68 65 20 72 61 73 70 62 65 72	.(man.pages)<br></p>.The.raspber
eabc0	72 79 70 69 2e 6f 72 67 20 69 6d 61 67 65 20 63 6f 6e 74 61 69 6e 69 6e 67 20 70 69 67 70 69 6f	rypi.org.image.containing.pigpio
eabe0	20 75 73 65 73 20 64 69 66 66 65 72 65 6e 74 0a 6c 6f 63 61 74 69 6f 6e 73 2e 3c 62 72 3e 0a 3c	.uses.different.locations.<br>.<
eac00	70 3e 2f 75 73 72 2f 69 6e 63 6c 75 64 65 20 28 70 69 67 70 69 6f 2e 68 2c 20 70 69 67 70 69 6f	p>/usr/include.(pigpio.h,.pigpio
eac20	64 5f 69 66 2e 68 2c 20 70 69 67 70 69 6f 64 5f 69 66 32 2e 68 29 3c 62 72 3e 0a 2f 75 73 72 2f	d_if.h,.pigpiod_if2.h)<br>./usr/
eac40	6c 69 62 20 28 6c 69 62 70 69 67 70 69 6f 2e 73 6f 2c 20 6c 69 62 70 69 67 70 69 6f 64 5f 69 66	lib.(libpigpio.so,.libpigpiod_if
eac60	2e 73 6f 2c 20 6c 69 62 70 69 67 70 69 6f 64 5f 69 66 32 2e 73 6f 29 3c 62 72 3e 0a 2f 75 73 72	.so,.libpigpiod_if2.so)<br>./usr
eac80	2f 62 69 6e 20 28 70 69 67 32 76 63 64 2c 20 70 69 67 70 69 6f 64 2c 20 70 69 67 73 29 3c 62 72	/bin.(pig2vcd,.pigpiod,.pigs)<br
eaca0	3e 0a 2f 75 73 72 2f 6d 61 6e 20 28 6d 61 6e 20 70 61 67 65 73 29 3c 62 72 3e 3c 2f 70 3e 0a 3c	>./usr/man.(man.pages)<br></p>.<
eacc0	70 3e 4d 6f 73 74 6c 79 20 74 68 69 73 20 64 6f 65 73 6e 27 74 20 6d 61 74 74 65 72 20 61 73 20	p>Mostly.this.doesn't.matter.as.
eace0	74 68 65 20 2f 75 73 72 2f 6c 6f 63 61 6c 20 64 69 72 65 63 74 6f 72 69 65 73 20 77 69 6c 6c 0a	the./usr/local.directories.will.
ead00	67 65 6e 65 72 61 6c 6c 79 20 62 65 20 65 61 72 6c 69 65 72 20 69 6e 20 74 68 65 20 73 65 61 72	generally.be.earlier.in.the.sear
ead20	63 68 20 70 61 74 68 2e 26 6e 62 73 70 3b 20 54 68 65 20 70 69 67 70 69 6f 20 62 75 69 6c 74 0a	ch.path.&nbsp;.The.pigpio.built.
ead40	69 6e 63 6c 75 64 65 73 2c 20 62 69 6e 61 72 69 65 73 2c 20 61 6e 64 20 6d 61 6e 75 61 6c 73 20	includes,.binaries,.and.manuals.
ead60	61 72 65 20 6e 6f 72 6d 61 6c 6c 79 20 66 6f 75 6e 64 20 66 69 72 73 74 2e 3c 62 72 3e 3c 2f 70	are.normally.found.first.<br></p
ead80	3e 0a 3c 70 3e 48 6f 77 65 76 65 72 20 74 68 65 20 77 72 6f 6e 67 20 6c 69 62 72 61 72 69 65 73	>.<p>However.the.wrong.libraries
eada0	20 6d 61 79 20 62 65 20 6c 69 6e 6b 65 64 20 64 75 72 69 6e 67 20 74 68 65 0a 63 6f 6d 70 69 6c	.may.be.linked.during.the.compil
eadc0	61 74 69 6f 6e 2e 26 6e 62 73 70 3b 20 49 66 20 74 68 69 73 20 69 73 20 74 68 65 20 63 61 73 65	ation.&nbsp;.If.this.is.the.case
eade0	20 72 65 6d 6f 76 65 20 74 68 65 20 2f 75 73 72 2f 6c 69 62 20 65 6e 74 72 69 65 73 0a 66 6f 72	.remove.the./usr/lib.entries.for
eae00	20 6c 69 62 70 69 67 70 69 6f 2e 73 6f 20 2c 20 6c 69 62 70 69 67 70 69 6f 64 5f 69 66 2e 73 6f	.libpigpio.so.,.libpigpiod_if.so
eae20	2c 20 61 6e 64 20 6c 69 62 70 69 67 70 69 6f 64 5f 69 66 32 2e 73 6f 3c 2f 70 3e 0a 3c 68 33 3e	,.and.libpigpiod_if2.so</p>.<h3>
eae40	3c 61 20 6e 61 6d 65 3d 22 48 65 6c 6c 6f 5f 57 6f 72 6c 64 22 20 69 64 3d 22 48 65 6c 6c 6f 5f	<a.name="Hello_World".id="Hello_
eae60	57 6f 72 6c 64 22 3e 3c 2f 61 3e 48 65 6c 6c 6f 20 57 6f 72 6c 64 21 3c 2f 68 33 3e 0a 3c 70 3e	World"></a>Hello.World!</h3>.<p>
eae80	54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 78 61 6d 70 6c 65 73 20 73 68 6f 77 20 68 6f 77 20	The.following.examples.show.how.
eaea0	74 6f 20 75 73 65 20 74 68 65 20 76 61 72 69 6f 75 73 20 63 6f 6d 70 6f 6e 65 6e 74 73 20 6f 66	to.use.the.various.components.of
eaec0	0a 74 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 2e 3c 2f 70 3e 0a 3c 70 3e 45 61 63 68	.the.pigpio.library.</p>.<p>Each
eaee0	20 65 78 61 6d 70 6c 65 20 73 68 6f 77 73 20 68 6f 77 20 74 6f 20 72 65 61 64 20 74 68 65 20 6c	.example.shows.how.to.read.the.l
eaf00	65 76 65 6c 20 6f 66 20 61 20 47 50 49 4f 2e 3c 2f 70 3e 0a 3c 68 34 3e 43 3c 2f 68 34 3e 0a 72	evel.of.a.GPIO.</p>.<h4>C</h4>.r
eaf20	65 61 64 5f 63 69 66 2e 63 0a 3c 70 72 65 3e 0a 23 69 6e 63 6c 75 64 65 20 26 6c 74 3b 73 74 64	ead_cif.c.<pre>.#include.&lt;std
eaf40	69 6f 2e 68 26 67 74 3b 0a 23 69 6e 63 6c 75 64 65 20 26 6c 74 3b 70 69 67 70 69 6f 2e 68 26 67	io.h&gt;.#include.&lt;pigpio.h&g
eaf60	74 3b 0a 0a 69 6e 74 20 6d 61 69 6e 28 69 6e 74 20 61 72 67 63 2c 20 63 68 61 72 20 2a 61 72 67	t;..int.main(int.argc,.char.*arg
eaf80	76 5b 5d 29 0a 7b 0a 20 20 20 69 6e 74 20 47 50 49 4f 3d 34 3b 0a 20 20 20 69 6e 74 20 6c 65 76	v[]).{....int.GPIO=4;....int.lev
eafa0	65 6c 3b 0a 0a 20 20 20 69 66 20 28 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 28 29 20 26 6c 74	el;.....if.(gpioInitialise().&lt
eafc0	3b 20 30 29 20 72 65 74 75 72 6e 20 31 3b 0a 0a 20 20 20 6c 65 76 65 6c 20 3d 20 67 70 69 6f 52	;.0).return.1;.....level.=.gpioR
eafe0	65 61 64 28 47 50 49 4f 29 3b 0a 0a 20 20 20 70 72 69 6e 74 66 28 22 47 50 49 4f 20 25 64 20 69	ead(GPIO);.....printf("GPIO.%d.i
eb000	00 00 00 00 20 69 73 20 67 72 6f 75 6e 64 2e 3c 62 72 3e 0a 3c 62 72 20 63 6c 65 61 72 3d 22 61	.....is.ground.<br>.<br.clear="a
eb020	6c 6c 22 3e 0a 3c 70 3e 3c 69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 73 6f 6e 2d 70 68 6f	ll">.<p><img.src="images/son-pho
eb040	74 6f 2e 6a 70 67 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 35 30 30 70 78 3b 20 68 65	to.jpg".style=."width:.500px;.he
eb060	69 67 68 74 3a 20 33 37 36 70 78 3b 22 20 61 6c 74 3d 22 70 68 6f 74 6f 20 6f 66 20 73 65 74 2d	ight:.376px;".alt="photo.of.set-
eb080	75 70 22 3e 3c 2f 70 3e 0a 3c 68 33 3e 43 4f 44 45 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 23 69 6e	up"></p>.<h3>CODE</h3>.<code>#in
eb0a0	63 6c 75 64 65 20 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 23	clude.&lt;stdio.h&gt;<br>.<br>.#
eb0c0	69 6e 63 6c 75 64 65 20 26 6c 74 3b 70 69 67 70 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 0a 3c 62 72	include.&lt;pigpio.h&gt;<br>.<br
eb0e0	3e 0a 2f 2a 3c 62 72 3e 0a 3c 62 72 3e 0a 50 31 26 6e 62 73 70 3b 20 4e 61 6d 65 26 6e 62 73 70	>./*<br>.<br>.P1&nbsp;.Name&nbsp
eb100	3b 20 67 70 69 6f 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 73 65 64 20 66 6f	;.gpio&nbsp;&nbsp;&nbsp;.used.fo
eb120	72 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 20 35 56 26 6e 62 73 70	r<br>.<br>.&nbsp;2&nbsp;.5V&nbsp
eb140	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2d 2d 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;&nbsp;&nbsp;.---&nbsp;&nbsp;&nb
eb160	73 70 3b 26 6e 62 73 70 3b 0a 35 56 3c 62 72 3e 0a 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 20 47	sp;&nbsp;.5V<br>.&nbsp;6&nbsp;.G
eb180	4e 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2d 2d 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	ND&nbsp;&nbsp;.---&nbsp;&nbsp;&n
eb1a0	62 73 70 3b 26 6e 62 73 70 3b 0a 47 72 6f 75 6e 64 3c 62 72 3e 0a 32 34 26 6e 62 73 70 3b 20 43	bsp;&nbsp;.Ground<br>.24&nbsp;.C
eb1c0	45 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	E0&nbsp;&nbsp;.8&nbsp;&nbsp;&nbs
eb1e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 53 6f 6e 61 72 20 65 63 68 6f 3c	p;&nbsp;&nbsp;&nbsp;.Sonar.echo<
eb200	62 72 3e 0a 32 36 26 6e 62 73 70 3b 20 43 45 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 37 26 6e	br>.26&nbsp;.CE1&nbsp;&nbsp;.7&n
eb220	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
eb240	70 3b 0a 53 6f 6e 61 72 20 74 72 69 67 67 65 72 3c 62 72 3e 0a 3c 62 72 3e 0a 2a 2f 3c 62 72 3e	p;.Sonar.trigger<br>.<br>.*/<br>
eb260	0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 53 4f 4e 41 52 5f 54 52 49 47 47 45 52 20 37 3c 62 72	.<br>.#define.SONAR_TRIGGER.7<br
eb280	3e 0a 23 64 65 66 69 6e 65 20 53 4f 4e 41 52 5f 45 43 48 4f 26 6e 62 73 70 3b 26 6e 62 73 70 3b	>.#define.SONAR_ECHO&nbsp;&nbsp;
eb2a0	26 6e 62 73 70 3b 20 38 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 20 66 6f 72 77 61 72 64 20 70 72 6f	&nbsp;.8<br>.<br>./*.forward.pro
eb2c0	74 6f 74 79 70 65 73 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69 64 20 73 6f 6e 61 72 54 72	totypes.*/<br>.<br>.void.sonarTr
eb2e0	69 67 67 65 72 28 76 6f 69 64 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69 64 20 73 6f 6e 61 72	igger(void);<br>.<br>.void.sonar
eb300	45 63 68 6f 28 69 6e 74 20 67 70 69 6f 2c 20 69 6e 74 20 6c 65 76 65 6c 2c 20 75 69 6e 74 33 32	Echo(int.gpio,.int.level,.uint32
eb320	5f 74 20 74 69 63 6b 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 69 6e 74 20 6d 61 69 6e 28 69 6e 74 20	_t.tick);<br>.<br>.int.main(int.
eb340	61 72 67 63 2c 20 63 68 61 72 20 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e	argc,.char.*argv[])<br>.{<br>.&n
eb360	62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 28 29 26	bsp;&nbsp;.if.(gpioInitialise()&
eb380	6c 74 3b 30 29 20 72 65 74 75 72 6e 20 31 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	lt;0).return.1;<br>.<br>.&nbsp;&
eb3a0	6e 62 73 70 3b 20 67 70 69 6f 53 65 74 4d 6f 64 65 28 53 4f 4e 41 52 5f 54 52 49 47 47 45 52 2c	nbsp;.gpioSetMode(SONAR_TRIGGER,
eb3c0	20 50 49 5f 4f 55 54 50 55 54 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70	.PI_OUTPUT);<br>.&nbsp;&nbsp;.gp
eb3e0	69 6f 57 72 69 74 65 26 6e 62 73 70 3b 20 28 53 4f 4e 41 52 5f 54 52 49 47 47 45 52 2c 20 50 49	ioWrite&nbsp;.(SONAR_TRIGGER,.PI
eb400	5f 4f 46 46 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69	_OFF);<br>.<br>.&nbsp;&nbsp;.gpi
eb420	6f 53 65 74 4d 6f 64 65 28 53 4f 4e 41 52 5f 45 43 48 4f 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b	oSetMode(SONAR_ECHO,&nbsp;&nbsp;
eb440	26 6e 62 73 70 3b 0a 50 49 5f 49 4e 50 55 54 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70	&nbsp;.PI_INPUT);<br>.<br>.&nbsp
eb460	3b 26 6e 62 73 70 3b 20 2f 2a 20 75 70 64 61 74 65 20 73 6f 6e 61 72 20 32 30 20 74 69 6d 65 73	;&nbsp;./*.update.sonar.20.times
eb480	20 61 20 73 65 63 6f 6e 64 2c 20 74 69 6d 65 72 20 23 30 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a	.a.second,.timer.#0.*/<br>.<br>.
eb4a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 54 69 6d 65 72 46 75 6e 63 28 30 2c	&nbsp;&nbsp;.gpioSetTimerFunc(0,
eb4c0	20 35 30 2c 20 73 6f 6e 61 72 54 72 69 67 67 65 72 29 3b 20 2f 2a 20 65 76 65 72 79 20 35 30 6d	.50,.sonarTrigger);./*.every.50m
eb4e0	73 0a 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2f 2a 20 6d 6f	s.*/<br>.<br>.&nbsp;&nbsp;./*.mo
eb500	6e 69 74 6f 72 20 73 6f 6e 61 72 20 65 63 68 6f 73 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e	nitor.sonar.echos.*/<br>.<br>.&n
eb520	62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 28 53 4f 4e 41	bsp;&nbsp;.gpioSetAlertFunc(SONA
eb540	52 5f 45 43 48 4f 2c 20 73 6f 6e 61 72 45 63 68 6f 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62	R_ECHO,.sonarEcho);<br>.<br>.&nb
eb560	73 70 3b 26 6e 62 73 70 3b 20 77 68 69 6c 65 20 28 31 29 20 73 6c 65 65 70 28 31 29 3b 3c 62 72	sp;&nbsp;.while.(1).sleep(1);<br
eb580	3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 54 65 72 6d 69 6e 61 74	>.<br>.&nbsp;&nbsp;.gpioTerminat
eb5a0	65 28 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 72 65 74 75 72	e();<br>.<br>.&nbsp;&nbsp;.retur
eb5c0	6e 20 30 3b 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69 64 20 73 6f 6e 61 72 54 72	n.0;<br>.}<br>.<br>.void.sonarTr
eb5e0	69 67 67 65 72 28 76 6f 69 64 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73	igger(void)<br>.{<br>.&nbsp;&nbs
eb600	70 3b 20 2f 2a 20 74 72 69 67 67 65 72 20 61 20 73 6f 6e 61 72 20 72 65 61 64 69 6e 67 20 2a 2f	p;./*.trigger.a.sonar.reading.*/
eb620	3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 57 72 69 74 65	<br>.<br>.&nbsp;&nbsp;.gpioWrite
eb640	28 53 4f 4e 41 52 5f 54 52 49 47 47 45 52 2c 20 50 49 5f 4f 4e 29 3b 3c 62 72 3e 0a 3c 62 72 3e	(SONAR_TRIGGER,.PI_ON);<br>.<br>
eb660	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 44 65 6c 61 79 28 31 30 29 3b 20 2f 2a 20	.&nbsp;&nbsp;.gpioDelay(10);./*.
eb680	31 30 75 73 20 74 72 69 67 67 65 72 20 70 75 6c 73 65 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26	10us.trigger.pulse.*/<br>.<br>.&
eb6a0	6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 57 72 69 74 65 28 53 4f 4e 41 52 5f 54 52 49 47	nbsp;&nbsp;.gpioWrite(SONAR_TRIG
eb6c0	47 45 52 2c 20 50 49 5f 4f 46 46 29 3b 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69	GER,.PI_OFF);<br>.}<br>.<br>.voi
eb6e0	64 20 73 6f 6e 61 72 45 63 68 6f 28 69 6e 74 20 67 70 69 6f 2c 20 69 6e 74 20 6c 65 76 65 6c 2c	d.sonarEcho(int.gpio,.int.level,
eb700	20 75 69 6e 74 33 32 5f 74 20 74 69 63 6b 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b	.uint32_t.tick)<br>.{<br>.&nbsp;
eb720	26 6e 62 73 70 3b 20 73 74 61 74 69 63 20 75 69 6e 74 33 32 5f 74 20 73 74 61 72 74 54 69 63 6b	&nbsp;.static.uint32_t.startTick
eb740	2c 20 66 69 72 73 74 54 69 63 6b 3d 30 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	,.firstTick=0;<br>.<br>.&nbsp;&n
eb760	62 73 70 3b 20 69 6e 74 20 64 69 66 66 54 69 63 6b 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73	bsp;.int.diffTick;<br>.<br>.&nbs
eb780	70 3b 26 6e 62 73 70 3b 20 69 66 20 28 21 66 69 72 73 74 54 69 63 6b 29 20 66 69 72 73 74 54 69	p;&nbsp;.if.(!firstTick).firstTi
eb7a0	63 6b 20 3d 20 74 69 63 6b 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b	ck.=.tick;<br>.<br>.&nbsp;&nbsp;
eb7c0	20 69 66 20 28 6c 65 76 65 6c 20 3d 3d 20 50 49 5f 4f 4e 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	.if.(level.==.PI_ON)<br>.&nbsp;&
eb7e0	6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;.{<br>.&nbsp;&nbsp;&nbsp;&n
eb800	62 73 70 3b 26 6e 62 73 70 3b 20 73 74 61 72 74 54 69 63 6b 20 3d 20 74 69 63 6b 3b 3c 62 72 3e	bsp;&nbsp;.startTick.=.tick;<br>
eb820	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b	.&nbsp;&nbsp;.}<br>.&nbsp;&nbsp;
eb840	20 65 6c 73 65 20 69 66 20 28 6c 65 76 65 6c 20 3d 3d 20 50 49 5f 4f 46 46 29 3c 62 72 3e 0a 26	.else.if.(level.==.PI_OFF)<br>.&
eb860	6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;.{<br>.&nbsp;&nbsp;&n
eb880	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 64 69 66 66 54 69 63 6b 20 3d 20 74 69 63 6b	bsp;&nbsp;&nbsp;.diffTick.=.tick
eb8a0	20 2d 20 73 74 61 72 74 54 69 63 6b 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62	.-.startTick;<br>.<br>.&nbsp;&nb
eb8c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 70 72 69 6e 74 66 28 22 25 75	sp;&nbsp;&nbsp;&nbsp;.printf("%u
eb8e0	20 25 75 5c 20 22 2c 20 74 69 63 6b 2d 66 69 72 73 74 54 69 63 6b 2c 0a 64 69 66 66 54 69 63 6b	.%u\.",.tick-firstTick,.diffTick
eb900	29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 7d 3c 62 72 3e 3c	);<br>.&nbsp;&nbsp;.}<br>.}<br><
eb920	2f 63 6f 64 65 3e 0a 3c 68 33 3e 42 55 49 4c 44 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 63 63 20 2d	/code>.<h3>BUILD</h3>.<code>cc.-
eb940	6f 20 73 6f 6e 61 72 20 73 6f 6e 61 72 2e 63 20 2d 6c 70 69 67 70 69 6f 20 2d 6c 72 74 20 2d 6c	o.sonar.sonar.c.-lpigpio.-lrt.-l
eb960	70 74 68 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 68 33 3e 52 55 4e 3c 2f 68 33 3e 0a	pthread<br></code>.<h3>RUN</h3>.
eb980	3c 63 6f 64 65 3e 73 75 64 6f 20 2e 2f 73 6f 6e 61 72 20 26 67 74 3b 73 6f 6e 61 72 2e 64 61 74	<code>sudo../sonar.&gt;sonar.dat
eb9a0	20 26 61 6d 70 3b 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 57 68 69 6c 65 20 74 68 65	.&amp;</code><br>.<br>.While.the
eb9c0	20 70 72 6f 67 72 61 6d 20 69 73 20 72 75 6e 6e 69 6e 67 20 79 6f 75 20 63 61 6e 20 63 61 70 74	.program.is.running.you.can.capt
eb9e0	75 72 65 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 75 73 69 6e 67 20 74 68 65 0a 6e 6f 74 69 66	ure.the.waveform.using.the.notif
eba00	69 63 61 74 69 6f 6e 20 66 65 61 74 75 72 65 20 62 75 69 6c 74 20 69 6e 20 74 6f 20 70 69 67 70	ication.feature.built.in.to.pigp
eba20	69 6f 2e 26 6e 62 73 70 3b 20 49 73 73 75 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 0a 63 6f	io.&nbsp;.Issue.the.following.co
eba40	6d 6d 61 6e 64 73 20 6f 6e 20 74 68 65 20 50 69 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 63 6f 64 65	mmands.on.the.Pi.<br>.<br>.<code
eba60	3e 70 69 67 73 20 6e 6f 3c 62 72 3e 0a 70 69 67 32 76 63 64 26 6e 62 73 70 3b 20 26 6c 74 3b 2f	>pigs.no<br>.pig2vcd&nbsp;.&lt;/
eba80	64 65 76 2f 70 69 67 70 69 6f 30 20 26 67 74 3b 73 6f 6e 61 72 2e 76 63 64 20 26 61 6d 70 3b 3c	dev/pigpio0.&gt;sonar.vcd.&amp;<
ebaa0	62 72 3e 0a 70 69 67 73 20 6e 62 20 30 20 30 78 31 38 30 20 23 20 73 65 74 20 62 69 74 73 20 66	br>.pigs.nb.0.0x180.#.set.bits.f
ebac0	6f 72 20 67 70 69 6f 73 20 37 20 61 6e 64 20 38 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 70 3e 4d	or.gpios.7.and.8<br></code>.<p>M
ebae0	6f 76 65 20 61 6e 20 6f 62 6a 65 63 74 20 69 6e 20 66 72 6f 6e 74 20 6f 66 20 74 68 65 20 73 6f	ove.an.object.in.front.of.the.so
ebb00	6e 61 72 20 72 61 6e 67 65 72 20 66 6f 72 20 61 20 66 65 77 0a 73 65 63 6f 6e 64 73 2e 3c 62 72	nar.ranger.for.a.few.seconds.<br
ebb20	3e 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 70 69 67 73 20 6e 63 20 30 3c 2f 63 6f 64 65 3e 3c 62 72 3e	></p>.<code>pigs.nc.0</code><br>
ebb40	0a 3c 70 3e 54 68 65 20 66 69 6c 65 20 73 6f 6e 61 72 2e 76 63 64 20 77 69 6c 6c 20 63 6f 6e 74	.<p>The.file.sonar.vcd.will.cont
ebb60	61 69 6e 20 74 68 65 20 63 61 70 74 75 72 65 64 20 77 61 76 65 66 6f 72 6d 2c 20 77 68 69 63 68	ain.the.captured.waveform,.which
ebb80	20 63 61 6e 0a 62 65 20 76 69 65 77 65 64 20 75 73 69 6e 67 20 47 54 4b 57 61 76 65 2e 3c 2f 70	.can.be.viewed.using.GTKWave.</p
ebba0	3e 0a 3c 70 3e 4f 76 65 72 76 69 65 77 3c 2f 70 3e 0a 3c 69 6d 67 20 73 72 63 3d 22 69 6d 61 67	>.<p>Overview</p>.<img.src="imag
ebbc0	65 73 2f 73 6f 6e 2d 77 61 76 65 2d 31 2e 70 6e 67 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68	es/son-wave-1.png".style=."width
ebbe0	3a 20 36 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30 30 70 78 3b 22 20 61 6c 74 3d 22 4c 44	:.600px;.height:.100px;".alt="LD
ebc00	52 20 77 61 76 65 66 6f 72 6d 20 31 22 3e 3c 62 72 3e 0a 3c 70 3e 52 65 61 64 69 6e 67 20 63 69	R.waveform.1"><br>.<p>Reading.ci
ebc20	72 63 61 20 65 76 65 72 79 20 31 30 6d 73 3c 62 72 3e 3c 2f 70 3e 0a 3c 69 6d 67 20 73 72 63 3d	rca.every.10ms<br></p>.<img.src=
ebc40	22 69 6d 61 67 65 73 2f 73 6f 6e 2d 77 61 76 65 2d 32 2e 70 6e 67 22 20 73 74 79 6c 65 3d 0a 22	"images/son-wave-2.png".style=."
ebc60	77 69 64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30 30 70 78 3b 22 20 61 6c	width:.600px;.height:.100px;".al
ebc80	74 3d 22 53 6f 6e 61 72 20 77 61 76 65 66 6f 72 6d 20 32 22 3e 3c 62 72 3e 0a 3c 70 3e 4f 6e 65	t="Sonar.waveform.2"><br>.<p>One
ebca0	20 72 65 61 64 69 6e 67 2c 20 63 69 72 63 61 20 34 30 30 75 73 3c 62 72 3e 3c 2f 70 3e 0a 3c 69	.reading,.circa.400us<br></p>.<i
ebcc0	6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 73 6f 6e 2d 77 61 76 65 2d 33 2e 70 6e 67 22 20 73	mg.src="images/son-wave-3.png".s
ebce0	74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30 30	tyle=."width:.600px;.height:.100
ebd00	70 78 3b 22 20 61 6c 74 3d 22 53 6f 6e 61 72 20 77 61 76 65 66 6f 72 6d 20 33 22 3e 3c 62 72 3e	px;".alt="Sonar.waveform.3"><br>
ebd20	0a 3c 70 3e 61 6e 6f 74 68 65 72 3c 2f 70 3e 0a 3c 69 6d 67 20 73 74 79 6c 65 3d 22 77 69 64 74	.<p>another</p>.<img.style="widt
ebd40	68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30 30 70 78 3b 22 20 61 6c 74 3d 22 53	h:.600px;.height:.100px;".alt="S
ebd60	6f 6e 61 72 20 77 61 76 65 66 6f 72 6d 20 34 22 0a 73 72 63 3d 22 69 6d 61 67 65 73 2f 73 6f 6e	onar.waveform.4".src="images/son
ebd80	2d 77 61 76 65 2d 34 2e 70 6e 67 22 3e 3c 62 72 3e 0a 3c 70 3e 54 68 65 20 66 69 6c 65 20 73 6f	-wave-4.png"><br>.<p>The.file.so
ebda0	6e 61 72 2e 64 61 74 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 20 70 61 69 72 73 20 6f 66 20 74 69	nar.dat.will.contain.pairs.of.ti
ebdc0	6d 65 73 74 61 6d 70 73 20 61 6e 64 20 65 63 68 6f 0a 6c 65 6e 67 74 68 20 28 69 6e 20 75 73 29	mestamps.and.echo.length.(in.us)
ebde0	2e 26 6e 62 73 70 3b 20 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 26 6e 62 73 70 3b 20 73 63 72 69	.&nbsp;.The.following&nbsp;.scri
ebe00	70 74 20 77 69 6c 6c 20 63 6f 6e 76 65 72 74 20 74 68 65 0a 74 69 6d 65 73 74 61 6d 70 73 20 69	pt.will.convert.the.timestamps.i
ebe20	6e 74 6f 20 73 65 63 6f 6e 64 73 2e 3c 73 70 61 6e 20 73 74 79 6c 65 3d 0a 22 66 6f 6e 74 2d 73	nto.seconds.<span.style=."font-s
ebe40	74 79 6c 65 3a 20 69 74 61 6c 69 63 3b 22 3e 3c 62 72 3e 3c 2f 73 70 61 6e 3e 3c 2f 70 3e 0a 3c	tyle:.italic;"><br></span></p>.<
ebe60	70 3e 3c 63 6f 64 65 3e 61 77 6b 20 27 7b 70 72 69 6e 74 20 24 31 2f 31 30 30 30 30 30 30 2c 20	p><code>awk.'{print.$1/1000000,.
ebe80	24 32 7d 27 20 73 6f 6e 61 72 2e 64 61 74 0a 26 67 74 3b 73 6f 6e 61 72 2d 73 65 63 73 2e 64 61	$2}'.sonar.dat.&gt;sonar-secs.da
ebea0	74 3c 2f 63 6f 64 65 3e 3c 2f 70 3e 0a 3c 70 3e 47 6e 75 70 6c 6f 74 20 69 73 20 61 20 75 73 65	t</code></p>.<p>Gnuplot.is.a.use
ebec0	66 75 6c 20 74 6f 6f 6c 20 74 6f 20 67 72 61 70 68 20 64 61 74 61 2e 3c 62 72 3e 3c 2f 70 3e 0a	ful.tool.to.graph.data.<br></p>.
ebee0	70 6c 6f 74 20 27 73 6f 6e 61 72 2d 73 65 63 73 2e 64 61 74 27 20 74 69 74 6c 65 20 27 53 6f 6e	plot.'sonar-secs.dat'.title.'Son
ebf00	61 72 27 3c 62 72 3e 0a 3c 70 3e 3c 69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 73 6f 6e 2d	ar'<br>.<p><img.src="images/son-
ebf20	67 6e 75 70 2d 31 2e 70 6e 67 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 36 30 30 70 78	gnup-1.png".style=."width:.600px
ebf40	3b 20 68 65 69 67 68 74 3a 20 33 32 31 70 78 3b 22 20 61 6c 74 3d 22 67 6e 75 70 6c 6f 74 20 31	;.height:.321px;".alt="gnuplot.1
ebf60	22 3e 3c 62 72 3e 0a 26 6e 62 73 70 3b 70 6c 6f 74 20 5b 31 30 3a 32 35 5d 20 27 73 6f 6e 61 72	"><br>.&nbsp;plot.[10:25].'sonar
ebf80	2d 73 65 63 73 2e 64 61 74 27 20 74 69 74 6c 65 20 27 53 6f 6e 61 72 27 3c 62 72 3e 3c 2f 70 3e	-secs.dat'.title.'Sonar'<br></p>
ebfa0	0a 3c 70 3e 3c 69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 73 6f 6e 2d 67 6e 75 70 2d 32 2e	.<p><img.src="images/son-gnup-2.
ebfc0	70 6e 67 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68	png".style=."width:.600px;.heigh
ebfe0	74 3a 20 33 32 31 70 78 3b 22 20 61 6c 74 3d 22 67 6e 75 70 6c 6f 74 20 31 22 3e 3c 2f 70 3e 0a	t:.321px;".alt="gnuplot.1"></p>.
ec000	00 00 00 dd 20 63 61 6e 20 62 65 20 63 6f 6e 66 69 67 75 72 65 64 20 74 6f 20 75 73 65 20 6f 72	.....can.be.configured.to.use.or
ec020	20 6e 6f 74 20 75 73 65 20 61 6e 20 69 6e 74 65 72 6e 61 6c 20 70 75 6c 6c 20 75 70 20 6f 72 0a	.not.use.an.internal.pull.up.or.
ec040	70 75 6c 6c 20 64 6f 77 6e 20 72 65 73 69 73 74 6f 72 2e 20 20 54 68 69 73 20 69 73 20 75 73 65	pull.down.resistor...This.is.use
ec060	66 75 6c 20 74 6f 20 70 72 6f 76 69 64 65 20 61 20 64 65 66 61 75 6c 74 20 73 74 61 74 65 20 66	ful.to.provide.a.default.state.f
ec080	6f 72 20 69 6e 70 75 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 70 75 6c 6c 20 75 70 20 77 69 6c	or.inputs..<br><br>A.pull.up.wil
ec0a0	6c 20 64 65 66 61 75 6c 74 20 74 68 65 20 69 6e 70 75 74 20 74 6f 20 31 20 28 68 69 67 68 29 2e	l.default.the.input.to.1.(high).
ec0c0	0a 3c 62 72 3e 3c 62 72 3e 41 20 70 75 6c 6c 20 64 6f 77 6e 20 77 69 6c 6c 20 64 65 66 61 75 6c	.<br><br>A.pull.down.will.defaul
ec0e0	74 20 74 68 65 20 69 6e 70 75 74 20 74 6f 20 30 20 28 6c 6f 77 29 2e 0a 3c 62 72 3e 3c 62 72 3e	t.the.input.to.0.(low)..<br><br>
ec100	54 6f 20 73 65 74 20 74 68 65 20 70 75 6c 6c 20 75 70 20 64 6f 77 6e 20 73 74 61 74 65 20 75 73	To.set.the.pull.up.down.state.us
ec120	65 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 63 68 61 72 61 63 74 65 72 20 66 6f 72 20 74 68 65 20	e.the.command.character.for.the.
ec140	73 74 61 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22	state..<br><br><table.border="1"
ec160	20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22	.cellpadding="2".cellspacing="2"
ec180	3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 50 75 6c 6c 20 55 70 20 44 6f 77 6e 3c 2f 74 64	><tbody><tr><td>Pull.Up.Down</td
ec1a0	3e 3c 74 64 3e 4f 66 66 3c 2f 74 64 3e 3c 74 64 3e 50 75 6c 6c 20 44 6f 77 6e 3c 2f 74 64 3e 3c	><td>Off</td><td>Pull.Down</td><
ec1c0	74 64 3e 50 75 6c 6c 20 55 70 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 43 6f 6d 6d	td>Pull.Up</td></tr><tr><td>Comm
ec1e0	61 6e 64 20 43 68 61 72 61 63 74 65 72 3c 2f 74 64 3e 3c 74 64 3e 4f 3c 2f 74 64 3e 3c 74 64 3e	and.Character</td><td>O</td><td>
ec200	44 3c 2f 74 64 3e 3c 74 64 3e 55 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74	D</td><td>U</td></tr></tbody></t
ec220	61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 69 73 20 6e 6f 20 6d 65 63 68 61 6e 69	able><br><br>There.is.no.mechani
ec240	73 6d 20 74 6f 20 72 65 61 64 20 74 68 65 20 70 75 6c 6c 20 75 70 20 64 6f 77 6e 20 73 74 61 74	sm.to.read.the.pull.up.down.stat
ec260	65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 61 64 22 3e 70 61 64 3c 2f 61 3e 20 2d 20 30	e..<h3><a.name="pad">pad</a>.-.0
ec280	2d 32 3c 2f 68 33 3e 0a 41 20 73 65 74 20 6f 66 20 47 50 49 4f 20 77 68 69 63 68 20 73 68 61 72	-2</h3>.A.set.of.GPIO.which.shar
ec2a0	65 20 63 6f 6d 6d 6f 6e 20 64 72 69 76 65 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65	e.common.drivers..<br><br><table
ec2c0	20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c	.border="1".cellpadding="2".cell
ec2e0	73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 50 61 64 3c 2f	spacing="2"><tbody><tr><td>Pad</
ec300	74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 30 3c 2f	td><td>GPIO</td></tr><tr><td>0</
ec320	74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 3c 2f	td><td>0-27</td></tr><tr><td>1</
ec340	74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 3c	td><td>28-45</td></tr><tr><td>2<
ec360	2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c	/td><td>46-53</td></tr></tbody><
ec380	2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 61 64 6d 61 22 3e 70 61 64 6d 61	/table><h3><a.name="padma">padma
ec3a0	3c 2f 61 3e 20 2d 20 31 2d 31 36 3c 2f 68 33 3e 0a 54 68 65 20 6d 41 20 77 68 69 63 68 20 6d 61	</a>.-.1-16</h3>.The.mA.which.ma
ec3c0	79 20 62 65 20 64 72 61 77 6e 20 66 72 6f 6d 20 65 61 63 68 20 47 50 49 4f 20 77 68 69 6c 73 74	y.be.drawn.from.each.GPIO.whilst
ec3e0	20 73 74 69 6c 6c 20 67 75 61 72 61 6e 74 65 65 69 6e 67 20 74 68 65 0a 68 69 67 68 20 61 6e 64	.still.guaranteeing.the.high.and
ec400	20 6c 6f 77 20 6c 65 76 65 6c 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 61 72 73 22 3e	.low.levels..<h3><a.name="pars">
ec420	70 61 72 73 3c 2f 61 3e 20 2d 20 73 63 72 69 70 74 20 70 61 72 61 6d 65 74 65 72 73 3c 2f 68 33	pars</a>.-.script.parameters</h3
ec440	3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 30 20 74 6f 20 31 30 20 6e 75	>.The.command.expects.0.to.10.nu
ec460	6d 62 65 72 73 20 61 73 20 70 61 72 61 6d 65 74 65 72 73 20 74 6f 20 62 65 20 70 61 73 73 65 64	mbers.as.parameters.to.be.passed
ec480	20 74 6f 20 74 68 65 20 73 63 72 69 70 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 61 74	.to.the.script..<h3><a.name="pat
ec4a0	22 3e 70 61 74 3c 2f 61 3e 20 2d 20 61 20 66 69 6c 65 20 6e 61 6d 65 20 70 61 74 74 65 72 6e 3c	">pat</a>.-.a.file.name.pattern<
ec4c0	2f 68 33 3e 0a 41 20 66 69 6c 65 20 70 61 74 68 20 77 68 69 63 68 20 6d 61 79 20 63 6f 6e 74 61	/h3>.A.file.path.which.may.conta
ec4e0	69 6e 20 77 69 6c 64 63 61 72 64 73 2e 20 20 54 6f 20 62 65 20 61 63 63 65 73 73 69 62 6c 65 20	in.wildcards...To.be.accessible.
ec500	74 68 65 20 70 61 74 68 0a 6d 75 73 74 20 6d 61 74 63 68 20 61 6e 20 65 6e 74 72 79 20 69 6e 20	the.path.must.match.an.entry.in.
ec520	2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	/opt/pigpio/access..<h3><a.name=
ec540	22 70 64 63 22 3e 70 64 63 3c 2f 61 3e 20 2d 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 64 75 74	"pdc">pdc</a>.-.hardware.PWM.dut
ec560	79 63 79 63 6c 65 20 28 30 2d 31 30 30 30 30 30 30 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d	ycycle.(0-1000000)</h3>.The.comm
ec580	61 6e 64 20 65 78 70 65 63 74 73 20 61 20 64 75 74 79 63 79 63 6c 65 2e 0a 3c 68 33 3e 3c 61 20	and.expects.a.dutycycle..<h3><a.
ec5a0	6e 61 6d 65 3d 22 70 65 72 63 65 6e 74 22 3e 70 65 72 63 65 6e 74 3c 2f 61 3e 20 2d 20 70 65 72	name="percent">percent</a>.-.per
ec5c0	63 65 6e 74 20 28 31 2d 31 30 30 29 3c 2f 68 33 3e 0a 54 68 65 20 70 65 72 63 65 6e 74 20 6f 66	cent.(1-100)</h3>.The.percent.of
ec5e0	20 77 61 76 65 20 72 65 73 6f 75 72 63 65 73 20 74 6f 20 61 6c 6c 6f 63 61 74 65 20 74 6f 20 61	.wave.resources.to.allocate.to.a
ec600	20 77 61 76 65 2e 20 20 49 74 20 63 61 6e 20 62 65 20 75 73 65 66 75 6c 0a 74 6f 20 63 72 65 61	.wave...It.can.be.useful.to.crea
ec620	74 65 20 77 61 76 65 73 20 6f 66 20 66 69 78 65 64 20 73 69 7a 65 73 20 74 6f 20 70 72 65 76 65	te.waves.of.fixed.sizes.to.preve
ec640	6e 74 20 77 61 76 65 20 66 72 61 67 6d 65 6e 74 61 74 69 6f 6e 20 28 77 68 65 72 65 0a 74 68 65	nt.wave.fragmentation.(where.the
ec660	72 65 20 61 72 65 20 70 6c 65 6e 74 79 20 6f 66 20 72 65 73 6f 75 72 63 65 73 20 62 75 74 20 6e	re.are.plenty.of.resources.but.n
ec680	6f 74 20 61 20 6c 61 72 67 65 20 65 6e 6f 75 67 68 20 63 6f 6e 74 69 67 75 6f 75 73 20 73 70 61	ot.a.large.enough.contiguous.spa
ec6a0	63 65 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 66 22 3e 70 66 3c 2f 61 3e 20 2d 20 68	ce)..<h3><a.name="pf">pf</a>.-.h
ec6c0	61 72 64 77 61 72 65 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 20 28 31 2d 31 32 35 4d 2c 20 31	ardware.PWM.frequency.(1-125M,.1
ec6e0	2d 31 38 37 2e 35 4d 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 3c 2f 68 33 3e 0a 54 68	-187.5M.for.the.BCM2711)</h3>.Th
ec700	65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c	e.command.expects.a.frequency..<
ec720	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 6c 22 3e 70 6c 3c 2f 61 3e 20 2d 20 70 75 6c 73 65 20 6c	h3><a.name="pl">pl</a>.-.pulse.l
ec740	65 6e 67 74 68 20 28 31 2d 31 30 30 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65	ength.(1-100)</h3>.The.command.e
ec760	78 70 65 63 74 73 20 61 20 70 75 6c 73 65 20 6c 65 6e 67 74 68 20 69 6e 20 6d 69 63 72 6f 73 65	xpects.a.pulse.length.in.microse
ec780	63 6f 6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 22 3e 72 3c 2f 61 3e 20 2d 20 72	conds..<h3><a.name="r">r</a>.-.r
ec7a0	65 67 69 73 74 65 72 20 28 30 2d 32 35 35 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64	egister.(0-255)</h3>.The.command
ec7c0	20 65 78 70 65 63 74 73 20 61 6e 20 49 32 43 20 72 65 67 69 73 74 65 72 20 6e 75 6d 62 65 72 2e	.expects.an.I2C.register.number.
ec7e0	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 62 22 3e 73 62 3c 2f 61 3e 20 2d 20 73 65 72 69 61	.<h3><a.name="sb">sb</a>.-.seria
ec800	6c 20 73 74 6f 70 20 28 68 61 6c 66 29 20 62 69 74 73 20 28 32 2d 38 29 3c 2f 68 33 3e 0a 54 68	l.stop.(half).bits.(2-8)</h3>.Th
ec820	65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20	e.command.expects.the.number.of.
ec840	73 74 6f 70 20 28 68 61 6c 66 29 20 62 69 74 73 20 70 65 72 20 73 65 72 69 61 6c 20 63 68 61 72	stop.(half).bits.per.serial.char
ec860	61 63 74 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 63 6c 22 3e 73 63 6c 3c 2f 61 3e	acter..<h3><a.name="scl">scl</a>
ec880	20 2d 20 75 73 65 72 20 47 50 49 4f 20 28 30 2d 33 31 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d	.-.user.GPIO.(0-31)</h3>.The.com
ec8a0	6d 61 6e 64 20 65 78 70 65 63 74 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 74 68 65 20 47	mand.expects.the.number.of.the.G
ec8c0	50 49 4f 20 74 6f 20 62 65 20 75 73 65 64 20 66 6f 72 20 53 43 4c 0a 77 68 65 6e 20 62 69 74 20	PIO.to.be.used.for.SCL.when.bit.
ec8e0	62 61 6e 67 69 6e 67 20 49 32 43 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 63 6c 6b 22 3e	banging.I2C..<h3><a.name="sclk">
ec900	73 63 6c 6b 3c 2f 61 3e 20 2d 20 75 73 65 72 20 47 50 49 4f 20 28 30 2d 33 31 29 3c 2f 68 33 3e	sclk</a>.-.user.GPIO.(0-31)</h3>
ec920	0a 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 53 43 4c 4b 20 73 69 67 6e	.The.GPIO.used.for.the.SCLK.sign
ec940	61 6c 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20	al.when.bit.banging.SPI..<h3><a.
ec960	6e 61 6d 65 3d 22 73 64 61 22 3e 73 64 61 3c 2f 61 3e 20 2d 20 75 73 65 72 20 47 50 49 4f 20 28	name="sda">sda</a>.-.user.GPIO.(
ec980	30 2d 33 31 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 74	0-31)</h3>.The.command.expects.t
ec9a0	68 65 20 6e 75 6d 62 65 72 20 6f 66 20 74 68 65 20 47 50 49 4f 20 74 6f 20 62 65 20 75 73 65 64	he.number.of.the.GPIO.to.be.used
ec9c0	20 66 6f 72 20 53 44 41 0a 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 2e 0a 3c	.for.SDA.when.bit.banging.I2C..<
ec9e0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 66 22 3e 73 65 66 3c 2f 61 3e 20 2d 20 73 65 72 69 61	h3><a.name="sef">sef</a>.-.seria
eca00	6c 20 66 6c 61 67 73 20 28 33 32 20 62 69 74 73 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61	l.flags.(32.bits)</h3>.The.comma
eca20	6e 64 20 65 78 70 65 63 74 73 20 61 20 66 6c 61 67 20 76 61 6c 75 65 2e 20 20 4e 6f 20 73 65 72	nd.expects.a.flag.value...No.ser
eca40	69 61 6c 20 66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e	ial.flags.are.currently.defined.
eca60	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 69 64 22 3e 73 69 64 3c 2f 61 3e 20 2d 20 73 63 72	.<h3><a.name="sid">sid</a>.-.scr
eca80	69 70 74 20 69 64 20 28 26 67 74 3b 3d 20 30 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e	ipt.id.(&gt;=.0)</h3>.The.comman
ecaa0	64 20 65 78 70 65 63 74 73 20 61 20 73 63 72 69 70 74 20 69 64 20 61 73 20 72 65 74 75 72 6e 65	d.expects.a.script.id.as.returne
ecac0	64 20 62 79 20 61 20 63 61 6c 6c 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 50 52 4f 43 22 3e 50	d.by.a.call.to.<a.href="#PROC">P
ecae0	52 4f 43 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 66 22 3e 73 70 66 3c 2f	ROC</a>..<h3><a.name="spf">spf</
ecb00	61 3e 20 2d 20 53 50 49 20 66 6c 61 67 73 20 28 33 32 20 62 69 74 73 29 3c 2f 68 33 3e 0a 53 65	a>.-.SPI.flags.(32.bits)</h3>.Se
ecb20	65 20 3c 61 20 68 72 65 66 3d 22 23 53 50 49 4f 22 3e 53 50 49 4f 3c 2f 61 3e 20 61 6e 64 20 3c	e.<a.href="#SPIO">SPIO</a>.and.<
ecb40	61 20 68 72 65 66 3d 22 23 42 53 50 49 4f 22 3e 42 53 50 49 4f 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c	a.href="#BSPIO">BSPIO</a>..<h3><
ecb60	61 20 6e 61 6d 65 3d 22 73 74 64 79 22 3e 73 74 64 79 3c 2f 61 3e 20 2d 20 30 2d 33 30 30 30 30	a.name="stdy">stdy</a>.-.0-30000
ecb80	30 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64	0</h3>.The.number.of.microsecond
ecba0	73 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6d 75 73 74 20 62 65 20 73 74 61 62 6c 65 20 66	s.level.changes.must.be.stable.f
ecbc0	6f 72 0a 62 65 66 6f 72 65 20 72 65 70 6f 72 74 69 6e 67 20 74 68 65 20 6c 65 76 65 6c 20 63 68	or.before.reporting.the.level.ch
ecbe0	61 6e 67 65 64 20 28 3c 61 20 68 72 65 66 3d 22 23 46 47 22 3e 46 47 3c 2f 61 3e 29 20 6f 72 20	anged.(<a.href="#FG">FG</a>).or.
ecc00	74 72 69 67 67 65 72 69 6e 67 0a 74 68 65 20 61 63 74 69 76 65 20 70 61 72 74 20 6f 66 20 61 20	triggering.the.active.part.of.a.
ecc20	6e 6f 69 73 65 20 66 69 6c 74 65 72 20 28 3c 61 20 68 72 65 66 3d 22 23 46 4e 22 3e 46 4e 3c 2f	noise.filter.(<a.href="#FN">FN</
ecc40	61 3e 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 72 22 3e 73 74 72 3c 2f 61 3e 20 2d	a>)..<h3><a.name="str">str</a>.-
ecc60	20 61 20 73 74 72 69 6e 67 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63	.a.string</h3>.The.command.expec
ecc80	74 73 20 61 20 73 74 72 69 6e 67 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 22 3e 74 3c 2f	ts.a.string..<h3><a.name="t">t</
ecca0	61 3e 20 2d 20 61 20 73 74 72 69 6e 67 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65	a>.-.a.string</h3>.The.command.e
eccc0	78 70 65 63 74 73 20 61 20 73 74 72 69 6e 67 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 72	xpects.a.string..<h3><a.name="tr
ecce0	69 70 73 22 3e 74 72 69 70 73 3c 2f 61 3e 20 2d 20 74 72 69 70 6c 65 74 73 3c 2f 68 33 3e 0a 54	ips">trips</a>.-.triplets</h3>.T
ecd00	68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 31 20 6f 72 20 6d 6f 72 65 20 74 72 69	he.command.expects.1.or.more.tri
ecd20	70 6c 65 74 73 20 6f 66 20 47 50 49 4f 20 6f 6e 2c 20 47 50 49 4f 20 6f 66 66 2c 20 64 65 6c 61	plets.of.GPIO.on,.GPIO.off,.dela
ecd40	79 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 30 78 34 30 30 30 30 30 20 30 20 31 30 30 30 30	y..<br><br>E.g..0x400000.0.10000
ecd60	30 20 30 20 30 78 34 30 30 30 30 30 20 39 30 30 30 30 30 20 64 65 66 69 6e 65 73 20 74 77 6f 20	0.0.0x400000.900000.defines.two.
ecd80	70 75 6c 73 65 73 20 61 73 20 66 6f 6c 6c 6f 77 73 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65	pulses.as.follows.<br><br><table
ecda0	20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c	.border="1".cellpadding="2".cell
ecdc0	73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 47 50 49 4f 20	spacing="2"><tbody><tr><td>GPIO.
ecde0	6f 6e 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 20 6f 66 66 3c 2f 74 64 3e 3c 74 64 3e 64 65 6c 61	on</td><td>GPIO.off</td><td>dela
ece00	79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 30 78 34 30 30 30 30 30 20 28 47 50 49	y</td></tr><tr><td>0x400000.(GPI
ece20	4f 20 32 32 29 3c 2f 74 64 3e 3c 74 64 3e 30 20 28 4e 6f 6e 65 29 3c 2f 74 64 3e 3c 74 64 3e 31	O.22)</td><td>0.(None)</td><td>1
ece40	30 30 30 30 30 20 28 31 2f 31 30 74 68 20 73 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	00000.(1/10th.s)</td></tr><tr><t
ece60	64 3e 30 20 28 4e 6f 6e 65 29 3c 2f 74 64 3e 3c 74 64 3e 30 78 34 30 30 30 30 30 20 28 47 50 49	d>0.(None)</td><td>0x400000.(GPI
ece80	4f 20 32 32 29 3c 2f 74 64 3e 3c 74 64 3e 39 30 30 30 30 30 20 28 39 2f 31 30 74 68 20 73 29 3c	O.22)</td><td>900000.(9/10th.s)<
ecea0	2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 61 20	/td></tr></tbody></table><h3><a.
ecec0	6e 61 6d 65 3d 22 75 22 3e 75 3c 2f 61 3e 20 2d 20 75 73 65 72 20 47 50 49 4f 20 28 30 2d 33 31	name="u">u</a>.-.user.GPIO.(0-31
ecee0	29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 74 68 65 20 6e	)</h3>.The.command.expects.the.n
ecf00	75 6d 62 65 72 20 6f 66 20 61 20 75 73 65 72 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20	umber.of.a.user.GPIO..<br><br>A.
ecf20	6e 75 6d 62 65 72 20 6f 66 20 63 6f 6d 6d 61 6e 64 73 20 61 72 65 20 72 65 73 74 72 69 63 74 65	number.of.commands.are.restricte
ecf40	64 20 74 6f 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 2c 0a 69 6e 20 70 61 72 74 69 63 75 6c	d.to.GPIO.in.bank.1,.in.particul
ecf60	61 72 20 74 68 65 20 50 57 4d 20 63 6f 6d 6d 61 6e 64 73 2c 20 74 68 65 20 73 65 72 76 6f 20 63	ar.the.PWM.commands,.the.servo.c
ecf80	6f 6d 6d 61 6e 64 2c 0a 74 68 65 20 77 61 74 63 68 64 6f 67 20 63 6f 6d 6d 61 6e 64 2c 20 61 6e	ommand,.the.watchdog.command,.an
ecfa0	64 20 74 68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e	d.the.notification.command..<br>
ecfc0	3c 62 72 3e 49 74 20 69 73 20 79 6f 75 72 20 72 65 73 70 6f 6e 73 69 62 69 6c 69 74 79 20 74 6f	<br>It.is.your.responsibility.to
ecfe0	20 65 6e 73 75 72 65 20 74 68 61 74 20 74 68 65 20 50 57 4d 20 61 6e 64 20 73 65 72 76 6f 20 63	.ensure.that.the.PWM.and.servo.c
ed000	00 00 00 ed 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	..../td><td></td><td></td><td></
ed020	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 31 36 3c 2f 74 64 3e	td></tr><tr><td></td><td>16</td>
ed040	3c 74 64 3e 31 37 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e 31 39 3c 2f 74 64	<td>17</td><td>18</td><td>19</td
ed060	3e 3c 74 64 3e 32 30 3c 2f 74 64 3e 3c 74 64 3e 32 31 3c 2f 74 64 3e 3c 74 64 3e 32 32 3c 2f 74	><td>20</td><td>21</td><td>22</t
ed080	64 3e 3c 74 64 3e 32 33 3c 2f 74 64 3e 3c 74 64 3e 32 34 3c 2f 74 64 3e 3c 74 64 3e 32 35 3c 2f	d><td>23</td><td>24</td><td>25</
ed0a0	74 64 3e 3c 74 64 3e 32 36 3c 2f 74 64 3e 3c 74 64 3e 32 37 3c 2f 74 64 3e 3c 74 64 3e 32 38 3c	td><td>26</td><td>27</td><td>28<
ed0c0	2f 74 64 3e 3c 74 64 3e 32 39 3c 2f 74 64 3e 3c 74 64 3e 33 30 3c 2f 74 64 3e 3c 74 64 3e 33 31	/td><td>29</td><td>30</td><td>31
ed0e0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 79 70 65 20 31 3c 2f 74 64 3e 3c 74 64	</td></tr><tr><td>Type.1</td><td
ed100	3e 2d 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 2d	>-</td><td>X</td><td>X</td><td>-
ed120	3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f	</td><td>-</td><td>X</td><td>X</
ed140	74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64	td><td>X</td><td>X</td><td>X</td
ed160	3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c	><td>-</td><td>-</td><td>-</td><
ed180	74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74	td>-</td><td>-</td><td>-</td></t
ed1a0	72 3e 3c 74 72 3e 3c 74 64 3e 54 79 70 65 20 32 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c	r><tr><td>Type.2</td><td>-</td><
ed1c0	74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64	td>X</td><td>X</td><td>-</td><td
ed1e0	3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58	>-</td><td>-</td><td>X</td><td>X
ed200	3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f	</td><td>X</td><td>X</td><td>-</
ed220	74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64	td><td>X</td><td>X</td><td>X</td
ed240	3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	><td>X</td><td>X</td></tr><tr><t
ed260	64 3e 54 79 70 65 20 33 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64	d>Type.3</td><td>X</td><td>X</td
ed280	3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c	><td>X</td><td>X</td><td>X</td><
ed2a0	74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64	td>X</td><td>X</td><td>X</td><td
ed2c0	3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58	>X</td><td>X</td><td>X</td><td>X
ed2e0	3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f	</td><td>-</td><td>-</td><td>-</
ed300	74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c	td><td>-</td></tr></tbody></tabl
ed320	65 3e 3c 62 72 3e 3c 62 72 3e 59 6f 75 20 61 72 65 20 6e 6f 74 20 70 72 65 76 65 6e 74 65 64 20	e><br><br>You.are.not.prevented.
ed340	66 72 6f 6d 20 77 72 69 74 69 6e 67 20 74 6f 20 75 6e 73 61 66 65 20 47 50 49 4f 2e 20 20 54 68	from.writing.to.unsafe.GPIO...Th
ed360	65 20 63 6f 6e 73 65 71 75 65 6e 63 65 73 0a 6f 66 20 64 6f 69 6e 67 20 73 6f 20 72 61 6e 67 65	e.consequences.of.doing.so.range
ed380	20 66 72 6f 6d 20 6e 6f 20 65 66 66 65 63 74 2c 20 74 6f 20 61 20 63 72 61 73 68 2c 20 6f 72 20	.from.no.effect,.to.a.crash,.or.
ed3a0	63 6f 72 72 75 70 74 65 64 20 64 61 74 61 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 22 3e	corrupted.data..<h3><a.name="h">
ed3c0	68 3c 2f 61 3e 20 2d 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 3c 2f 68 33 3e 0a 54 68 65	h</a>.-.handle.(&gt;=0)</h3>.The
ed3e0	20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c	.command.expects.a.handle..<br><
ed400	62 72 3e 41 20 68 61 6e 64 6c 65 20 69 73 20 61 20 6e 75 6d 62 65 72 20 72 65 66 65 72 65 6e 63	br>A.handle.is.a.number.referenc
ed420	69 6e 67 20 61 6e 20 6f 62 6a 65 63 74 20 6f 70 65 6e 65 64 20 62 79 20 6f 6e 65 20 6f 66 20 3c	ing.an.object.opened.by.one.of.<
ed440	61 20 68 72 65 66 3d 22 23 46 4f 22 3e 46 4f 3c 2f 61 3e 2c 0a 3c 61 20 68 72 65 66 3d 22 23 49	a.href="#FO">FO</a>,.<a.href="#I
ed460	32 43 4f 22 3e 49 32 43 4f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 4e 4f 22 3e 4e 4f 3c	2CO">I2CO</a>,.<a.href="#NO">NO<
ed480	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 53 45 52 4f 22 3e 53 45 52 4f 3c 2f 61 3e 2c 20 3c	/a>,.<a.href="#SERO">SERO</a>,.<
ed4a0	61 20 68 72 65 66 3d 22 23 53 50 49 4f 22 3e 53 50 49 4f 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20	a.href="#SPIO">SPIO</a>..<h3><a.
ed4c0	6e 61 6d 65 3d 22 69 62 22 3e 69 62 3c 2f 61 3e 20 2d 20 49 32 43 20 62 75 73 20 28 26 67 74 3b	name="ib">ib</a>.-.I2C.bus.(&gt;
ed4e0	3d 30 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 6e 20	=0)</h3>.The.command.expects.an.
ed500	49 32 43 20 62 75 73 20 6e 75 6d 62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 64 22	I2C.bus.number..<h3><a.name="id"
ed520	3e 69 64 3c 2f 61 3e 20 2d 20 49 32 43 20 64 65 76 69 63 65 20 28 30 2d 30 78 37 46 29 3c 2f 68	>id</a>.-.I2C.device.(0-0x7F)</h
ed540	33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 74 68 65 20 61 64 64 72 65	3>.The.command.expects.the.addre
ed560	73 73 20 6f 66 20 61 6e 20 49 32 43 20 64 65 76 69 63 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	ss.of.an.I2C.device..<h3><a.name
ed580	3d 22 69 66 22 3e 69 66 3c 2f 61 3e 20 2d 20 49 32 43 20 66 6c 61 67 73 20 28 30 29 3c 2f 68 33	="if">if</a>.-.I2C.flags.(0)</h3
ed5a0	3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 6e 20 49 32 43 20 66 6c 61	>.The.command.expects.an.I2C.fla
ed5c0	67 73 20 76 61 6c 75 65 2e 20 20 4e 6f 20 66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c	gs.value...No.flags.are.currentl
ed5e0	79 20 64 65 66 69 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4c 22 3e 4c 3c 2f 61 3e	y.defined..<h3><a.name="L">L</a>
ed600	20 2d 20 6c 65 76 65 6c 20 28 30 2d 31 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20	.-.level.(0-1)</h3>.The.command.
ed620	65 78 70 65 63 74 73 20 61 20 47 50 49 4f 20 6c 65 76 65 6c 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	expects.a.GPIO.level..<h3><a.nam
ed640	65 3d 22 6d 22 3e 6d 3c 2f 61 3e 20 2d 20 6d 6f 64 65 20 28 52 57 35 34 30 31 32 33 29 3c 2f 68	e="m">m</a>.-.mode.(RW540123)</h
ed660	33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 6d 6f 64 65 20 63 68	3>.The.command.expects.a.mode.ch
ed680	61 72 61 63 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 47 50 49 4f 20 63 61 6e 20 62	aracter..<br><br>Each.GPIO.can.b
ed6a0	65 20 63 6f 6e 66 69 67 75 72 65 64 20 74 6f 20 62 65 20 69 6e 20 6f 6e 65 20 6f 66 20 38 20 64	e.configured.to.be.in.one.of.8.d
ed6c0	69 66 66 65 72 65 6e 74 20 6d 6f 64 65 73 2e 20 54 68 65 20 6d 6f 64 65 73 0a 61 72 65 20 6e 61	ifferent.modes..The.modes.are.na
ed6e0	6d 65 64 20 49 6e 70 75 74 2c 20 4f 75 74 70 75 74 2c 20 41 4c 54 30 2c 20 41 4c 54 31 2c 20 41	med.Input,.Output,.ALT0,.ALT1,.A
ed700	4c 54 32 2c 20 41 4c 54 33 2c 20 41 4c 54 34 2c 20 61 6e 64 20 41 4c 54 35 2e 0a 3c 62 72 3e 3c	LT2,.ALT3,.ALT4,.and.ALT5..<br><
ed720	62 72 3e 54 6f 20 73 65 74 20 74 68 65 20 6d 6f 64 65 20 75 73 65 20 74 68 65 20 63 6f 64 65 20	br>To.set.the.mode.use.the.code.
ed740	66 6f 72 20 74 68 65 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 76 61 6c 75 65 20	for.the.mode..<br><br>The.value.
ed760	69 73 20 72 65 74 75 72 6e 65 64 20 62 79 20 74 68 65 20 6d 6f 64 65 20 67 65 74 20 63 6f 6d 6d	is.returned.by.the.mode.get.comm
ed780	61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63	and..<br><br><table.border="1".c
ed7a0	65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c	ellpadding="2".cellspacing="2"><
ed7c0	74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4d 6f 64 65 3c 2f 74 64 3e 3c 74 64 3e 49 6e 70 75 74	tbody><tr><td>Mode</td><td>Input
ed7e0	3c 2f 74 64 3e 3c 74 64 3e 4f 75 74 70 75 74 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 30 3c 2f 74 64	</td><td>Output</td><td>ALT0</td
ed800	3e 3c 74 64 3e 41 4c 54 31 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 32 3c 2f 74 64 3e 3c 74 64 3e 41	><td>ALT1</td><td>ALT2</td><td>A
ed820	4c 54 33 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 34 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 35 3c 2f 74	LT3</td><td>ALT4</td><td>ALT5</t
ed840	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 43 6f 64 65 3c 2f 74 64 3e 3c 74 64 3e 52 3c 2f 74	d></tr><tr><td>Code</td><td>R</t
ed860	64 3e 3c 74 64 3e 57 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e	d><td>W</td><td>0</td><td>1</td>
ed880	3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 34 3c 2f 74 64 3e 3c 74	<td>2</td><td>3</td><td>4</td><t
ed8a0	64 3e 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c	d>5</td></tr><tr><td>Value</td><
ed8c0	74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 34 3c 2f 74 64 3e 3c 74 64	td>0</td><td>1</td><td>4</td><td
ed8e0	3e 35 3c 2f 74 64 3e 3c 74 64 3e 36 3c 2f 74 64 3e 3c 74 64 3e 37 3c 2f 74 64 3e 3c 74 64 3e 33	>5</td><td>6</td><td>7</td><td>3
ed900	3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61	</td><td>2</td></tr></tbody></ta
ed920	62 6c 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6d 69 73 6f 22 3e 6d 69 73 6f 3c 2f 61 3e 20	ble><h3><a.name="miso">miso</a>.
ed940	2d 20 47 50 49 4f 20 28 30 2d 33 31 29 3c 2f 68 33 3e 0a 54 68 65 20 47 50 49 4f 20 75 73 65 64	-.GPIO.(0-31)</h3>.The.GPIO.used
ed960	20 66 6f 72 20 74 68 65 20 4d 49 53 4f 20 73 69 67 6e 61 6c 20 77 68 65 6e 20 62 69 74 20 62 61	.for.the.MISO.signal.when.bit.ba
ed980	6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6d 6f 64 65 22 3e 6d 6f	nging.SPI..<h3><a.name="mode">mo
ed9a0	64 65 3c 2f 61 3e 20 2d 20 66 69 6c 65 20 6f 70 65 6e 20 6d 6f 64 65 3c 2f 68 33 3e 0a 4f 6e 65	de</a>.-.file.open.mode</h3>.One
ed9c0	20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 2e 0a 3c 62 72 3e 3c 62	.of.the.following.values..<br><b
ed9e0	72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d	r><table.border="1".cellpadding=
eda00	22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c	"2".cellspacing="2"><tbody><tr><
eda20	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e	td></td><td>Value</td><td>Meanin
eda40	67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 45 41 44 3c 2f 74 64 3e 3c 74 64 3e	g</td></tr><tr><td>READ</td><td>
eda60	31 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66 6f 72 20 72 65 61 64 69 6e 67 3c	1</td><td>open.file.for.reading<
eda80	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 52 49 54 45 3c 2f 74 64 3e 3c 74 64 3e 32	/td></tr><tr><td>WRITE</td><td>2
edaa0	3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66 6f 72 20 77 72 69 74 69 6e 67 3c 2f	</td><td>open.file.for.writing</
edac0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 57 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64	td></tr><tr><td>RW</td><td>3</td
edae0	3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66 6f 72 20 72 65 61 64 69 6e 67 20 61 6e 64 20 77	><td>open.file.for.reading.and.w
edb00	72 69 74 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e	riting</td></tr></tbody></table>
edb20	3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73 20 63 61 6e	<br><br>The.following.values.can
edb40	20 62 65 20 6f 72 27 64 20 69 6e 74 6f 20 74 68 65 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e	.be.or'd.into.the.mode..<br><br>
edb60	3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32	<table.border="1".cellpadding="2
edb80	22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64	".cellspacing="2"><tbody><tr><td
edba0	3e 3c 2f 74 64 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c	></td><td>Value</td><td>Meaning<
edbc0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 50 50 45 4e 44 3c 2f 74 64 3e 3c 74 64 3e	/td></tr><tr><td>APPEND</td><td>
edbe0	34 3c 2f 74 64 3e 3c 74 64 3e 41 6c 6c 20 77 72 69 74 65 73 20 61 70 70 65 6e 64 20 64 61 74 61	4</td><td>All.writes.append.data
edc00	20 74 6f 20 74 68 65 20 65 6e 64 20 6f 66 20 74 68 65 20 66 69 6c 65 3c 2f 74 64 3e 3c 2f 74 72	.to.the.end.of.the.file</td></tr
edc20	3e 3c 74 72 3e 3c 74 64 3e 43 52 45 41 54 45 3c 2f 74 64 3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c 74	><tr><td>CREATE</td><td>8</td><t
edc40	64 3e 54 68 65 20 66 69 6c 65 20 69 73 20 63 72 65 61 74 65 64 20 69 66 20 69 74 20 64 6f 65 73	d>The.file.is.created.if.it.does
edc60	6e 27 74 20 65 78 69 73 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 52 55 4e 43	n't.exist</td></tr><tr><td>TRUNC
edc80	3c 2f 74 64 3e 3c 74 64 3e 31 36 3c 2f 74 64 3e 3c 74 64 3e 54 68 65 20 66 69 6c 65 20 69 73 20	</td><td>16</td><td>The.file.is.
edca0	74 72 75 6e 63 61 74 65 64 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62	truncated</td></tr></tbody></tab
edcc0	6c 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6d 6f 73 69 22 3e 6d 6f 73 69 3c 2f 61 3e 20 2d	le><h3><a.name="mosi">mosi</a>.-
edce0	20 47 50 49 4f 20 28 30 2d 33 31 29 3c 2f 68 33 3e 0a 54 68 65 20 47 50 49 4f 20 75 73 65 64 20	.GPIO.(0-31)</h3>.The.GPIO.used.
edd00	66 6f 72 20 74 68 65 20 4d 4f 53 49 20 73 69 67 6e 61 6c 20 77 68 65 6e 20 62 69 74 20 62 61 6e	for.the.MOSI.signal.when.bit.ban
edd20	67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 61 6d 65 22 3e 6e 61 6d	ging.SPI..<h3><a.name="name">nam
edd40	65 3c 2f 61 3e 20 2d 20 74 68 65 20 6e 61 6d 65 20 6f 66 20 61 20 73 63 72 69 70 74 3c 2f 68 33	e</a>.-.the.name.of.a.script</h3
edd60	3e 0a 4f 6e 6c 79 20 61 6c 70 68 61 6e 75 6d 65 72 69 63 20 63 68 61 72 61 63 74 65 72 73 2c 20	>.Only.alphanumeric.characters,.
edd80	27 2d 27 20 61 6e 64 20 27 5f 27 20 61 72 65 20 61 6c 6c 6f 77 65 64 20 69 6e 20 74 68 65 20 6e	'-'.and.'_'.are.allowed.in.the.n
edda0	61 6d 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 2d	ame..<h3><a.name="num">num</a>.-
eddc0	20 6d 61 78 69 6d 75 6d 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74 6f 20 72 65 74 75	.maximum.number.of.bytes.to.retu
edde0	72 6e 20 28 31 2d 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73	rn.(1-)</h3>.The.command.expects
ede00	20 74 68 65 20 6d 61 78 69 6d 75 6d 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74 6f 20	.the.maximum.number.of.bytes.to.
ede20	72 65 74 75 72 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 74 68 65 20 49 32 43 20 61 6e 64 20	return..<br><br>For.the.I2C.and.
ede40	53 50 49 20 63 6f 6d 6d 61 6e 64 73 20 74 68 65 20 72 65 71 75 65 73 74 65 64 20 6e 75 6d 62 65	SPI.commands.the.requested.numbe
ede60	72 20 6f 66 20 62 79 74 65 73 20 77 69 6c 6c 20 61 6c 77 61 79 73 0a 62 65 20 72 65 74 75 72 6e	r.of.bytes.will.always.be.return
ede80	65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 74 68 65 20 73 65 72 69 61 6c 20 61 6e 64 20 66	ed..<br><br>For.the.serial.and.f
edea0	69 6c 65 20 63 6f 6d 6d 61 6e 64 73 20 74 68 65 20 73 6d 61 6c 6c 65 72 20 6f 66 20 74 68 65 20	ile.commands.the.smaller.of.the.
edec0	6e 75 6d 62 65 72 20 6f 66 0a 62 79 74 65 73 20 61 76 61 69 6c 61 62 6c 65 20 74 6f 20 62 65 20	number.of.bytes.available.to.be.
edee0	72 65 61 64 20 28 77 68 69 63 68 20 6d 61 79 20 62 65 20 7a 65 72 6f 29 20 61 6e 64 20 3c 61 20	read.(which.may.be.zero).and.<a.
edf00	68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 62 79 74 65 73 0a 77 69 6c 6c 20 62	href="#num">num</a>.bytes.will.b
edf20	65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6f 22 3e 6f 3c 2f 61	e.returned..<h3><a.name="o">o</a
edf40	3e 20 2d 20 6f 66 66 73 65 74 20 28 26 67 74 3b 3d 30 29 3c 2f 68 33 3e 0a 53 65 72 69 61 6c 20	>.-.offset.(&gt;=0)</h3>.Serial.
edf60	64 61 74 61 20 69 73 20 73 74 6f 72 65 64 20 6f 66 66 73 65 74 20 6d 69 63 72 6f 73 65 63 6f 6e	data.is.stored.offset.microsecon
edf80	64 73 20 66 72 6f 6d 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 77 61 76 65 66 6f 72	ds.from.the.start.of.the.wavefor
edfa0	6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 22 3e 70 3c 2f 61 3e 20 2d 20 50 55 44 20 28	m..<h3><a.name="p">p</a>.-.PUD.(
edfc0	4f 44 55 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20	ODU)</h3>.The.command.expects.a.
edfe0	50 55 44 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 47 50 49 4f	PUD.character..<br><br>Each.GPIO
ee000	00 00 00 ee 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63	.....cancelled..<br><br>Upon.suc
ee020	63 65 73 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62	cess.the.number.of.DMA.control.b
ee040	6c 6f 63 6b 73 20 69 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 69 73 20 72 65 74 75 72 6e 65	locks.in.the.waveform.is.returne
ee060	64 2e 0a 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f	d..On.error.a.negative.status.co
ee080	64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e	de.will.be.returned..<br><br><b>
ee0a0	3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62	<small>Example</small></b><br><b
ee0c0	72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 74 78 72 26 6e	r><code>$&nbsp;pigs&nbsp;wvtxr&n
ee0e0	62 73 70 3b 31 3c 62 72 3e 37 35 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e	bsp;1<br>75<br><br>$&nbsp;pigs&n
ee100	62 73 70 3b 77 76 74 78 72 26 6e 62 73 70 3b 32 3c 62 72 3e 2d 36 36 3c 62 72 3e 45 52 52 4f 52	bsp;wvtxr&nbsp;2<br>-66<br>ERROR
ee120	3a 26 6e 62 73 70 3b 6e 6f 6e 26 6e 62 73 70 3b 65 78 69 73 74 65 6e 74 26 6e 62 73 70 3b 77 61	:&nbsp;non&nbsp;existent&nbsp;wa
ee140	76 65 26 6e 62 73 70 3b 69 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 32 3e 3c 61 20 6e 61 6d 65	ve&nbsp;id<br></code><h2><a.name
ee160	3d 22 50 61 72 61 6d 65 74 65 72 73 22 3e 50 61 72 61 6d 65 74 65 72 73 3c 2f 61 3e 3c 2f 68 32	="Parameters">Parameters</a></h2
ee180	3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 63 74 76 22 3e 61 63 74 76 3c 2f 61 3e 20 2d 20	>.<h3><a.name="actv">actv</a>.-.
ee1a0	30 2d 31 30 30 30 30 30 30 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63	0-1000000</h3>.The.number.of.mic
ee1c0	72 6f 73 65 63 6f 6e 64 73 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 61 72 65 20 72 65 70 6f	roseconds.level.changes.are.repo
ee1e0	72 74 65 64 20 66 6f 72 20 6f 6e 63 65 0a 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20 68 61 73	rted.for.once.a.noise.filter.has
ee200	20 62 65 65 6e 20 74 72 69 67 67 65 72 65 64 20 28 62 79 20 3c 61 20 68 72 65 66 3d 22 23 73 74	.been.triggered.(by.<a.href="#st
ee220	64 79 22 3e 73 74 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 0a 61 20 73	dy">stdy</a>.microseconds.of.a.s
ee240	74 61 62 6c 65 20 6c 65 76 65 6c 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 22 3e 62 3c	table.level)..<h3><a.name="b">b<
ee260	2f 61 3e 20 2d 20 62 61 75 64 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65	/a>.-.baud</h3>.The.command.expe
ee280	63 74 73 20 74 68 65 20 62 61 75 64 20 72 61 74 65 20 69 6e 20 62 69 74 73 20 70 65 72 20 73 65	cts.the.baud.rate.in.bits.per.se
ee2a0	63 6f 6e 64 20 66 6f 72 0a 74 68 65 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 6f 66 20 73 65 72	cond.for.the.transmission.of.ser
ee2c0	69 61 6c 20 64 61 74 61 20 28 49 32 43 2f 53 50 49 2f 73 65 72 69 61 6c 20 6c 69 6e 6b 2c 20 77	ial.data.(I2C/SPI/serial.link,.w
ee2e0	61 76 65 73 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 63 74 6c 22 3e 62 63 74 6c 3c 2f	aves)..<h3><a.name="bctl">bctl</
ee300	61 3e 20 2d 20 42 53 43 20 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 3c 2f 68 33 3e 0a 54 68 65 20 63	a>.-.BSC.control.word</h3>.The.c
ee320	6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 42 53 43 20 63 6f 6e 74 72 6f 6c 20 77 6f 72	ommand.expects.a.BSC.control.wor
ee340	64 2c 20 73 65 65 20 3c 61 20 68 72 65 66 3d 22 23 42 53 43 58 22 3e 42 53 43 58 3c 2f 61 3e 2e	d,.see.<a.href="#BSCX">BSCX</a>.
ee360	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 69 74 22 3e 62 69 74 3c 2f 61 3e 20 2d 20 62 69 74	.<h3><a.name="bit">bit</a>.-.bit
ee380	20 76 61 6c 75 65 20 28 30 2d 31 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78	.value.(0-1)</h3>.The.command.ex
ee3a0	70 65 63 74 73 20 30 20 6f 72 20 31 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 69 74 73 22	pects.0.or.1..<h3><a.name="bits"
ee3c0	3e 62 69 74 73 3c 2f 61 3e 20 2d 20 61 20 62 69 74 20 6d 61 73 6b 3c 2f 68 33 3e 0a 41 20 6d 61	>bits</a>.-.a.bit.mask</h3>.A.ma
ee3e0	73 6b 20 69 73 20 75 73 65 64 20 74 6f 20 73 65 6c 65 63 74 20 6f 6e 65 20 6f 72 20 6d 6f 72 65	sk.is.used.to.select.one.or.more
ee400	20 47 50 49 4f 2e 20 20 41 20 47 50 49 4f 20 69 73 20 73 65 6c 65 63 74 65 64 0a 69 66 20 62 69	.GPIO...A.GPIO.is.selected.if.bi
ee420	74 20 28 31 26 6c 74 3b 26 6c 74 3b 47 50 49 4f 29 20 69 73 20 73 65 74 20 69 6e 20 74 68 65 20	t.(1&lt;&lt;GPIO).is.set.in.the.
ee440	6d 61 73 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 61 20 6d 61 73 6b 20 6f 66 20 36 20 28	mask..<br><br>E.g..a.mask.of.6.(
ee460	62 69 6e 61 72 79 20 31 31 30 29 20 73 65 6c 65 63 74 20 47 50 49 4f 20 31 20 61 6e 64 20 32 2c	binary.110).select.GPIO.1.and.2,
ee480	20 61 20 6d 61 73 6b 20 6f 66 0a 30 78 31 30 33 20 28 62 69 6e 61 72 79 20 31 30 30 30 30 30 30	.a.mask.of.0x103.(binary.1000000
ee4a0	31 31 29 20 73 65 6c 65 63 74 73 20 47 50 49 4f 20 30 2c 20 31 2c 20 61 6e 64 20 38 2e 0a 3c 68	11).selects.GPIO.0,.1,.and.8..<h
ee4c0	33 3e 3c 61 20 6e 61 6d 65 3d 22 62 76 22 3e 62 76 3c 2f 61 3e 20 2d 20 61 20 62 79 74 65 20 76	3><a.name="bv">bv</a>.-.a.byte.v
ee4e0	61 6c 75 65 20 28 30 2d 32 35 35 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78	alue.(0-255)</h3>.The.command.ex
ee500	70 65 63 74 73 20 61 20 62 79 74 65 20 76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	pects.a.byte.value..<h3><a.name=
ee520	22 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 62 79 74 65 20 76 61 6c 75 65 73 20 28 30 2d 32	"bvs">bvs</a>.-.byte.values.(0-2
ee540	35 35 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 6f 6e 65	55)</h3>.The.command.expects.one
ee560	20 6f 72 20 6d 6f 72 65 20 62 79 74 65 20 76 61 6c 75 65 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	.or.more.byte.values..<h3><a.nam
ee580	65 3d 22 63 22 3e 63 3c 2f 61 3e 20 2d 20 53 50 49 20 63 68 61 6e 6e 65 6c 20 28 30 2d 31 29 3c	e="c">c</a>.-.SPI.channel.(0-1)<
ee5a0	2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 53 50 49 20 63	/h3>.The.command.expects.a.SPI.c
ee5c0	68 61 6e 6e 65 6c 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 66 22 3e 63 66 3c 2f 61 3e 20	hannel..<h3><a.name="cf">cf</a>.
ee5e0	2d 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 66 72 65 71 75 65 6e 63 79 20 28 34 36 38 39	-.hardware.clock.frequency.(4689
ee600	2d 32 35 30 4d 2c 20 31 33 31 38 34 2d 33 37 35 4d 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31	-250M,.13184-375M.for.the.BCM271
ee620	31 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 66 72	1)</h3>.The.command.expects.a.fr
ee640	65 71 75 65 6e 63 79 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 73 22 3e 63 73 3c 2f 61 3e	equency..<h3><a.name="cs">cs</a>
ee660	20 2d 20 47 50 49 4f 20 28 30 2d 33 31 29 3c 2f 68 33 3e 0a 54 68 65 20 47 50 49 4f 20 75 73 65	.-.GPIO.(0-31)</h3>.The.GPIO.use
ee680	64 20 66 6f 72 20 74 68 65 20 73 6c 61 76 65 20 73 65 6c 65 63 74 20 73 69 67 6e 61 6c 20 77 68	d.for.the.slave.select.signal.wh
ee6a0	65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	en.bit.banging.SPI..<h3><a.name=
ee6c0	22 64 62 22 3e 64 62 3c 2f 61 3e 20 2d 20 73 65 72 69 61 6c 20 64 61 74 61 20 62 69 74 73 20 28	"db">db</a>.-.serial.data.bits.(
ee6e0	31 2d 33 32 29 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 74	1-32)</h3>.The.command.expects.t
ee700	68 65 20 6e 75 6d 62 65 72 20 6f 66 20 64 61 74 61 20 62 69 74 73 20 70 65 72 20 73 65 72 69 61	he.number.of.data.bits.per.seria
ee720	6c 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 65 76 22 3e 64	l.character..<h3><a.name="dev">d
ee740	65 76 3c 2f 61 3e 20 2d 20 61 20 74 74 79 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 28 2f 64	ev</a>.-.a.tty.serial.device.(/d
ee760	65 76 2f 74 74 79 2a 20 6f 72 20 2f 64 65 76 2f 73 65 72 69 61 6c 2a 29 3c 2f 68 33 3e 0a 54 68	ev/tty*.or./dev/serial*)</h3>.Th
ee780	65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 74 68 65 20 6e 61 6d 65 20 6f 66 20 61 20	e.command.expects.the.name.of.a.
ee7a0	74 74 79 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 2c 20 65 2e 67 2e 0a 3c 62 72 3e 3c 62 72 3e	tty.serial.device,.e.g..<br><br>
ee7c0	3c 63 6f 64 65 3e 2f 64 65 76 2f 74 74 79 41 4d 41 30 3c 62 72 3e 2f 64 65 76 2f 74 74 79 55 53	<code>/dev/ttyAMA0<br>/dev/ttyUS
ee7e0	42 30 3c 62 72 3e 2f 64 65 76 2f 74 74 79 30 3c 62 72 3e 2f 64 65 76 2f 73 65 72 69 61 6c 30 3c	B0<br>/dev/tty0<br>/dev/serial0<
ee800	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 22 3e 65 76	br></code><h3><a.name="event">ev
ee820	65 6e 74 3c 2f 61 3e 20 2d 20 30 2d 33 31 3c 2f 68 33 3e 0a 41 6e 20 65 76 65 6e 74 20 69 73 20	ent</a>.-.0-31</h3>.An.event.is.
ee840	61 20 73 69 67 6e 61 6c 20 75 73 65 64 20 74 6f 20 69 6e 66 6f 72 6d 20 6f 6e 65 20 6f 72 20 6d	a.signal.used.to.inform.one.or.m
ee860	6f 72 65 20 63 6f 6e 73 75 6d 65 72 73 0a 74 6f 20 73 74 61 72 74 20 61 6e 20 61 63 74 69 6f 6e	ore.consumers.to.start.an.action
ee880	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 69 6c 65 22 3e 66 69 6c 65 3c 2f 61 3e 20 2d 20	..<h3><a.name="file">file</a>.-.
ee8a0	61 20 66 69 6c 65 20 6e 61 6d 65 3c 2f 68 33 3e 0a 54 68 65 20 66 69 6c 65 20 6e 61 6d 65 20 6d	a.file.name</h3>.The.file.name.m
ee8c0	75 73 74 20 6d 61 74 63 68 20 61 6e 20 65 6e 74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69	ust.match.an.entry.in./opt/pigpi
ee8e0	6f 2f 61 63 63 65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 72 6f 6d 22 3e 66 72 6f	o/access..<h3><a.name="from">fro
ee900	6d 3c 2f 61 3e 20 2d 20 30 2d 32 3c 2f 68 33 3e 0a 50 6f 73 69 74 69 6f 6e 20 74 6f 20 73 65 65	m</a>.-.0-2</h3>.Position.to.see
ee920	6b 20 66 72 6f 6d 20 3c 61 20 68 72 65 66 3d 22 23 46 53 22 3e 46 53 3c 2f 61 3e 2e 0a 3c 62 72	k.from.<a.href="#FS">FS</a>..<br
ee940	3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69	><br><table.border="1".cellpaddi
ee960	6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74	ng="2".cellspacing="2"><tbody><t
ee980	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 46 72 6f 6d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><td></td><td>From</td></tr><tr
ee9a0	3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 73 74 61 72 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	><td>0</td><td>start</td></tr><t
ee9c0	72 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 63 75 72 72 65 6e 74 20 70 6f 73 69 74 69 6f 6e	r><td>1</td><td>current.position
ee9e0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 65 6e 64 3c	</td></tr><tr><td>2</td><td>end<
eea00	2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 61 20	/td></tr></tbody></table><h3><a.
eea20	6e 61 6d 65 3d 22 67 22 3e 67 3c 2f 61 3e 20 2d 20 47 50 49 4f 20 28 30 2d 35 33 29 3c 2f 68 33	name="g">g</a>.-.GPIO.(0-53)</h3
eea40	3e 0a 54 68 65 20 63 6f 6d 6d 61 6e 64 20 65 78 70 65 63 74 73 20 61 20 47 50 49 4f 2e 0a 3c 62	>.The.command.expects.a.GPIO..<b
eea60	72 3e 3c 62 72 3e 54 68 65 72 65 20 61 72 65 20 35 34 20 47 65 6e 65 72 61 6c 20 50 75 72 70 6f	r><br>There.are.54.General.Purpo
eea80	73 65 20 49 6e 70 75 74 20 4f 75 74 70 75 74 73 20 28 47 50 49 4f 29 20 6e 61 6d 65 64 20 67 70	se.Input.Outputs.(GPIO).named.gp
eeaa0	69 6f 30 20 74 68 72 6f 75 67 68 20 67 70 69 6f 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 79	io0.through.gpio53..<br><br>They
eeac0	20 61 72 65 20 73 70 6c 69 74 20 69 6e 74 6f 20 74 77 6f 20 62 61 6e 6b 73 2e 20 20 42 61 6e 6b	.are.split.into.two.banks...Bank
eeae0	20 31 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 67 70 69 6f 30 20 74 68 72 6f 75 67 68 20 67 70 69	.1.consists.of.gpio0.through.gpi
eeb00	6f 33 31 2e 0a 42 61 6e 6b 20 32 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 67 70 69 6f 33 32 20 74	o31..Bank.2.consists.of.gpio32.t
eeb20	68 72 6f 75 67 68 20 67 70 69 6f 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6c 6c 20 74 68 65 20 47	hrough.gpio53..<br><br>All.the.G
eeb40	50 49 4f 20 77 68 69 63 68 20 61 72 65 20 73 61 66 65 20 66 6f 72 20 74 68 65 20 75 73 65 72 20	PIO.which.are.safe.for.the.user.
eeb60	74 6f 20 72 65 61 64 20 61 6e 64 20 77 72 69 74 65 20 61 72 65 20 69 6e 20 62 61 6e 6b 20 31 2e	to.read.and.write.are.in.bank.1.
eeb80	0a 4e 6f 74 20 61 6c 6c 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 20 61 72 65 20 73 61 66 65	.Not.all.GPIO.in.bank.1.are.safe
eeba0	20 74 68 6f 75 67 68 2e 20 54 79 70 65 20 31 20 62 6f 61 72 64 73 20 68 61 76 65 20 31 37 20 73	.though..Type.1.boards.have.17.s
eebc0	61 66 65 20 47 50 49 4f 2e 0a 54 79 70 65 20 32 20 62 6f 61 72 64 73 20 68 61 76 65 20 32 31 2e	afe.GPIO..Type.2.boards.have.21.
eebe0	20 54 79 70 65 20 33 20 62 6f 61 72 64 73 20 68 61 76 65 20 32 36 2e 0a 3c 62 72 3e 3c 62 72 3e	.Type.3.boards.have.26..<br><br>
eec00	53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 48 57 56 45 52 22 3e 48 57 56 45 52 3c 2f 61 3e 2e 0a	See.<a.href="#HWVER">HWVER</a>..
eec20	3c 62 72 3e 3c 62 72 3e 54 68 65 20 75 73 65 72 20 47 50 49 4f 20 61 72 65 20 6d 61 72 6b 65 64	<br><br>The.user.GPIO.are.marked
eec40	20 77 69 74 68 20 61 6e 20 58 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c	.with.an.X.in.the.following.tabl
eec60	65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c	e..<br><br><table.border="1".cel
eec80	6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62	lpadding="2".cellspacing="2"><tb
eeca0	6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 31	ody><tr><td></td><td>0</td><td>1
eecc0	3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 34 3c 2f	</td><td>2</td><td>3</td><td>4</
eece0	74 64 3e 3c 74 64 3e 35 3c 2f 74 64 3e 3c 74 64 3e 36 3c 2f 74 64 3e 3c 74 64 3e 37 3c 2f 74 64	td><td>5</td><td>6</td><td>7</td
eed00	3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c 74 64 3e 39 3c 2f 74 64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e	><td>8</td><td>9</td><td>10</td>
eed20	3c 74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 31 32 3c 2f 74 64 3e 3c 74 64 3e 31 33 3c 2f 74 64	<td>11</td><td>12</td><td>13</td
eed40	3e 3c 74 64 3e 31 34 3c 2f 74 64 3e 3c 74 64 3e 31 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	><td>14</td><td>15</td></tr><tr>
eed60	3c 74 64 3e 54 79 70 65 20 31 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f	<td>Type.1</td><td>X</td><td>X</
eed80	74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64	td><td>-</td><td>-</td><td>X</td
eeda0	3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c	><td>-</td><td>-</td><td>X</td><
eedc0	74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64	td>X</td><td>X</td><td>X</td><td
eede0	3e 58 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 58	>X</td><td>-</td><td>-</td><td>X
eee00	3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 79 70 65	</td><td>X</td></tr><tr><td>Type
eee20	20 32 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 58	.2</td><td>-</td><td>-</td><td>X
eee40	3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f	</td><td>X</td><td>X</td><td>-</
eee60	74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64	td><td>-</td><td>X</td><td>X</td
eee80	3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c	><td>X</td><td>X</td><td>X</td><
eeea0	74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64	td>-</td><td>-</td><td>X</td><td
eeec0	3e 58 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 79 70 65 20 33 3c 2f 74 64 3e 3c	>X</td></tr><tr><td>Type.3</td><
eeee0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58	td></td><td></td><td>X</td><td>X
eef00	3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f	</td><td>X</td><td>X</td><td>X</
eef20	74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64	td><td>X</td><td>X</td><td>X</td
eef40	3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c	><td>X</td><td>X</td><td>X</td><
eef60	74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 74 64 3e 58 3c 2f 74 64 3e 3c 2f 74	td>X</td><td>X</td><td>X</td></t
eef80	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	r><tr><td></td><td></td><td></td
eefa0	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	><td></td><td></td><td></td><td>
eefc0	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td><td></td><td></td><td></td>
eefe0	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	<td></td><td></td><td></td><td><
ef000	00 00 00 ef 73 6f 75 72 63 65 73 20 61 73 0a 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 20	....sources.as.the.current.wave.
ef020	28 73 65 65 20 74 68 65 20 43 20 73 6f 75 72 63 65 20 66 6f 72 20 67 70 69 6f 57 61 76 65 43 72	(see.the.C.source.for.gpioWaveCr
ef040	65 61 74 65 20 66 6f 72 20 64 65 74 61 69 6c 73 29 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20	eate.for.details)..<br><br>Upon.
ef060	73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e	success.nothing.is.returned...On
ef080	20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69	.error.a.negative.status.code.wi
ef0a0	6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c	ll.be.returned..<br><br><b><smal
ef0c0	6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f	l>Example</small></b><br><br><co
ef0e0	64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 64 65 6c 26 6e 62 73 70 3b 30	de>$&nbsp;pigs&nbsp;wvdel&nbsp;0
ef100	3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 64 65 6c 26 6e	<br><br>$&nbsp;pigs&nbsp;wvdel&n
ef120	62 73 70 3b 30 3c 62 72 3e 2d 36 36 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 6e 6f 6e 26	bsp;0<br>-66<br>ERROR:&nbsp;non&
ef140	6e 62 73 70 3b 65 78 69 73 74 65 6e 74 26 6e 62 73 70 3b 77 61 76 65 26 6e 62 73 70 3b 69 64 3c	nbsp;existent&nbsp;wave&nbsp;id<
ef160	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 56 48 4c 54 22 3e 57 56	br></code><h3><a.name="WVHLT">WV
ef180	48 4c 54 3c 2f 61 3e 0a 20 2d 20 53 74 6f 70 20 77 61 76 65 66 6f 72 6d 3c 2f 68 33 3e 54 68 69	HLT</a>..-.Stop.waveform</h3>Thi
ef1a0	73 20 63 6f 6d 6d 61 6e 64 20 61 62 6f 72 74 73 20 74 68 65 20 74 72 61 6e 73 6d 69 73 73 69 6f	s.command.aborts.the.transmissio
ef1c0	6e 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c	n.of.the.current.waveform..<br><
ef1e0	62 72 3e 4e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e	br>Nothing.is.returned..<br><br>
ef200	54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 69 73 20 69 6e 74 65 6e 64 65 64 20 74 6f 20 73 74 6f 70	This.command.is.intended.to.stop
ef220	20 61 20 77 61 76 65 66 6f 72 6d 20 73 74 61 72 74 65 64 20 69 6e 20 74 68 65 20 72 65 70 65 61	.a.waveform.started.in.the.repea
ef240	74 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c	t.mode..<br><br><b><small>Exampl
ef260	65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73	e</small></b><br><br><code>$&nbs
ef280	70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 68 6c 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	p;pigs&nbsp;wvhlt<br></code><h3>
ef2a0	3c 61 20 6e 61 6d 65 3d 22 57 56 4e 45 57 22 3e 57 56 4e 45 57 3c 2f 61 3e 0a 20 2d 20 49 6e 69	<a.name="WVNEW">WVNEW</a>..-.Ini
ef2c0	74 69 61 6c 69 73 65 20 61 20 6e 65 77 20 77 61 76 65 66 6f 72 6d 3c 2f 68 33 3e 54 68 69 73 20	tialise.a.new.waveform</h3>This.
ef2e0	63 6c 65 61 72 73 20 61 6e 79 20 65 78 69 73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 20 64 61 74	clears.any.existing.waveform.dat
ef300	61 20 72 65 61 64 79 20 66 6f 72 20 74 68 65 20 63 72 65 61 74 69 6f 6e 20 6f 66 20 61 20 6e 65	a.ready.for.the.creation.of.a.ne
ef320	77 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 68 69 6e 67 20 69 73 20 72	w.waveform..<br><br>Nothing.is.r
ef340	65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70	eturned..<br><br><b><small>Examp
ef360	6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62	le</small></b><br><br><code>$&nb
ef380	73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 6e 65 77 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	sp;pigs&nbsp;wvnew<br></code><h3
ef3a0	3e 3c 61 20 6e 61 6d 65 3d 22 57 56 53 43 22 3e 57 56 53 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65	><a.name="WVSC">WVSC</a>..<a.hre
ef3c0	66 3d 22 23 77 73 22 3e 77 73 3c 2f 61 3e 20 2d 20 47 65 74 20 77 61 76 65 66 6f 72 6d 20 44 4d	f="#ws">ws</a>.-.Get.waveform.DM
ef3e0	41 20 43 42 20 73 74 61 74 73 3c 2f 68 33 3e 54 68 65 20 73 74 61 74 69 73 74 69 63 20 72 65 71	A.CB.stats</h3>The.statistic.req
ef400	75 65 73 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 77 73 22 3e 77 73 3c 2f 61 3e 20 69	uested.by.<a.href="#ws">ws</a>.i
ef420	73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 77 73	s.returned..<br><br><a.href="#ws
ef440	22 3e 77 73 3c 2f 61 3e 20 69 64 65 6e 74 69 66 69 65 73 20 74 68 65 20 73 75 62 63 6f 6d 6d 61	">ws</a>.identifies.the.subcomma
ef460	6e 64 20 61 73 20 66 6f 6c 6c 6f 77 73 2e 0a 3c 62 72 3e 3c 62 72 3e 30 20 47 65 74 20 43 62 73	nd.as.follows..<br><br>0.Get.Cbs
ef480	3c 62 72 3e 0a 31 20 47 65 74 20 48 69 67 68 20 43 62 73 3c 62 72 3e 0a 32 20 47 65 74 20 4d 61	<br>.1.Get.High.Cbs<br>.2.Get.Ma
ef4a0	78 20 43 62 73 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	x.Cbs.<br><br><b><small>Example<
ef4c0	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b	/small></b><br><br><code>$&nbsp;
ef4e0	70 69 67 73 26 6e 62 73 70 3b 77 76 61 73 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 39 36 30 30 26	pigs&nbsp;wvas&nbsp;4&nbsp;9600&
ef500	6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 34 35 26 6e 62 73 70 3b 36 37 26 6e	nbsp;0&nbsp;23&nbsp;45&nbsp;67&n
ef520	62 73 70 3b 38 39 26 6e 62 73 70 3b 39 30 3c 62 72 3e 33 37 3c 62 72 3e 3c 62 72 3e 24 26 6e 62	bsp;89&nbsp;90<br>37<br><br>$&nb
ef540	73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 73 63 26 6e 62 73 70 3b 30 3c 62 72 3e 37 34 3c 62	sp;pigs&nbsp;wvsc&nbsp;0<br>74<b
ef560	72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 73 63 26 6e 62 73 70 3b 31 3c 62	r>$&nbsp;pigs&nbsp;wvsc&nbsp;1<b
ef580	72 3e 37 34 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 73 63 26 6e 62	r>74<br>$&nbsp;pigs&nbsp;wvsc&nb
ef5a0	73 70 3b 32 3c 62 72 3e 32 35 30 31 36 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	sp;2<br>25016<br></code><h3><a.n
ef5c0	61 6d 65 3d 22 57 56 53 4d 22 3e 57 56 53 4d 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 77	ame="WVSM">WVSM</a>..<a.href="#w
ef5e0	73 22 3e 77 73 3c 2f 61 3e 20 2d 20 47 65 74 20 77 61 76 65 66 6f 72 6d 20 74 69 6d 65 20 73 74	s">ws</a>.-.Get.waveform.time.st
ef600	61 74 73 3c 2f 68 33 3e 54 68 65 20 73 74 61 74 69 73 74 69 63 20 72 65 71 75 65 73 74 65 64 20	ats</h3>The.statistic.requested.
ef620	62 79 20 3c 61 20 68 72 65 66 3d 22 23 77 73 22 3e 77 73 3c 2f 61 3e 20 69 73 20 72 65 74 75 72	by.<a.href="#ws">ws</a>.is.retur
ef640	6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 77 73 22 3e 77 73 3c 2f 61	ned..<br><br><a.href="#ws">ws</a
ef660	3e 20 69 64 65 6e 74 69 66 69 65 73 20 74 68 65 20 73 75 62 63 6f 6d 6d 61 6e 64 20 61 73 20 66	>.identifies.the.subcommand.as.f
ef680	6f 6c 6c 6f 77 73 2e 0a 3c 62 72 3e 3c 62 72 3e 30 20 47 65 74 20 4d 69 63 72 6f 73 3c 62 72 3e	ollows..<br><br>0.Get.Micros<br>
ef6a0	0a 31 20 47 65 74 20 48 69 67 68 20 4d 69 63 72 6f 73 3c 62 72 3e 0a 32 20 47 65 74 20 4d 61 78	.1.Get.High.Micros<br>.2.Get.Max
ef6c0	20 4d 69 63 72 6f 73 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c	.Micros.<br><br><b><small>Exampl
ef6e0	65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73	e</small></b><br><br><code>$&nbs
ef700	70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 73 6d 26 6e 62 73 70 3b 30 3c 62 72 3e 35 33 31 34 3c	p;pigs&nbsp;wvsm&nbsp;0<br>5314<
ef720	62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 73 6d 26 6e 62 73 70 3b 31 3c	br>$&nbsp;pigs&nbsp;wvsm&nbsp;1<
ef740	62 72 3e 35 33 31 34 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 73 6d	br>5314<br>$&nbsp;pigs&nbsp;wvsm
ef760	26 6e 62 73 70 3b 32 3c 62 72 3e 31 38 30 30 30 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e	&nbsp;2<br>1800000000<br></code>
ef780	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 56 53 50 22 3e 57 56 53 50 3c 2f 61 3e 0a 20 3c 61 20	<h3><a.name="WVSP">WVSP</a>..<a.
ef7a0	68 72 65 66 3d 22 23 77 73 22 3e 77 73 3c 2f 61 3e 20 2d 20 47 65 74 20 77 61 76 65 66 6f 72 6d	href="#ws">ws</a>.-.Get.waveform
ef7c0	20 70 75 6c 73 65 20 73 74 61 74 73 3c 2f 68 33 3e 54 68 65 20 73 74 61 74 69 73 74 69 63 20 72	.pulse.stats</h3>The.statistic.r
ef7e0	65 71 75 65 73 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 77 73 22 3e 77 73 3c 2f 61 3e	equested.by.<a.href="#ws">ws</a>
ef800	20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23	.is.returned..<br><br><a.href="#
ef820	77 73 22 3e 77 73 3c 2f 61 3e 20 69 64 65 6e 74 69 66 69 65 73 20 74 68 65 20 73 75 62 63 6f 6d	ws">ws</a>.identifies.the.subcom
ef840	6d 61 6e 64 20 61 73 20 66 6f 6c 6c 6f 77 73 2e 0a 3c 62 72 3e 3c 62 72 3e 30 20 47 65 74 20 50	mand.as.follows..<br><br>0.Get.P
ef860	75 6c 73 65 73 3c 62 72 3e 0a 31 20 47 65 74 20 48 69 67 68 20 50 75 6c 73 65 73 3c 62 72 3e 0a	ulses<br>.1.Get.High.Pulses<br>.
ef880	32 20 47 65 74 20 4d 61 78 20 50 75 6c 73 65 73 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	2.Get.Max.Pulses.<br><br><b><sma
ef8a0	6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63	ll>Example</small></b><br><br><c
ef8c0	6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 73 70 26 6e 62 73 70 3b 30	ode>$&nbsp;pigs&nbsp;wvsp&nbsp;0
ef8e0	3c 62 72 3e 33 37 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 73 70 26	<br>37<br>$&nbsp;pigs&nbsp;wvsp&
ef900	6e 62 73 70 3b 31 3c 62 72 3e 33 37 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70	nbsp;1<br>37<br>$&nbsp;pigs&nbsp
ef920	3b 77 76 73 70 26 6e 62 73 70 3b 32 3c 62 72 3e 31 32 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e	;wvsp&nbsp;2<br>12000<br></code>
ef940	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 56 54 58 22 3e 57 56 54 58 3c 2f 61 3e 0a 20 3c 61 20	<h3><a.name="WVTX">WVTX</a>..<a.
ef960	68 72 65 66 3d 22 23 77 69 64 22 3e 77 69 64 3c 2f 61 3e 20 2d 20 54 72 61 6e 73 6d 69 74 73 20	href="#wid">wid</a>.-.Transmits.
ef980	77 61 76 65 66 6f 72 6d 20 6f 6e 63 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 74	waveform.once</h3>This.command.t
ef9a0	72 61 6e 73 6d 69 74 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 3c 61	ransmits.the.waveform.with.id.<a
ef9c0	20 68 72 65 66 3d 22 23 77 69 64 22 3e 77 69 64 3c 2f 61 3e 20 6f 6e 63 65 2e 0a 3c 62 72 3e 3c	.href="#wid">wid</a>.once..<br><
ef9e0	62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65	br>NOTE:.Any.hardware.PWM.starte
efa00	64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 48 50 22 3e 48 50 3c 2f 61 3e 20 77 69 6c 6c 20 62	d.by.<a.href="#HP">HP</a>.will.b
efa20	65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73	e.cancelled..<br><br>Upon.succes
efa40	73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63	s.the.number.of.DMA.control.bloc
efa60	6b 73 20 69 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a	ks.in.the.waveform.is.returned..
efa80	4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20	On.error.a.negative.status.code.
efaa0	77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	will.be.returned..<br><br><b><sm
efac0	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
efae0	63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 74 78 26 6e 62 73 70 3b	code>$&nbsp;pigs&nbsp;wvtx&nbsp;
efb00	31 3c 62 72 3e 37 35 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b	1<br>75<br><br>$&nbsp;pigs&nbsp;
efb20	77 76 74 78 26 6e 62 73 70 3b 32 3c 62 72 3e 2d 36 36 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73	wvtx&nbsp;2<br>-66<br>ERROR:&nbs
efb40	70 3b 6e 6f 6e 26 6e 62 73 70 3b 65 78 69 73 74 65 6e 74 26 6e 62 73 70 3b 77 61 76 65 26 6e 62	p;non&nbsp;existent&nbsp;wave&nb
efb60	73 70 3b 69 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 56 54	sp;id<br></code><h3><a.name="WVT
efb80	58 4d 22 3e 57 56 54 58 4d 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 77 69 64 22 3e 77 69	XM">WVTXM</a>..<a.href="#wid">wi
efba0	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 6d 64 65 22 3e 77 6d 64 65 3c 2f 61 3e 20 2d	d</a>.<a.href="#wmde">wmde</a>.-
efbc0	20 54 72 61 6e 73 6d 69 74 73 20 77 61 76 65 66 6f 72 6d 20 75 73 69 6e 67 20 6d 6f 64 65 3c 2f	.Transmits.waveform.using.mode</
efbe0	68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 74 72 61 6e 73 6d 69 74 73 20 74 68 65 20 77 61	h3>This.command.transmits.the.wa
efc00	76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 3c 61 20 68 72 65 66 3d 22 23 77 69 64 22 3e 77 69	veform.with.id.<a.href="#wid">wi
efc20	64 3c 2f 61 3e 20 75 73 69 6e 67 20 6d 6f 64 65 20 3c 61 20 68 72 65 66 3d 22 23 77 6d 64 65 22	d</a>.using.mode.<a.href="#wmde"
efc40	3e 77 6d 64 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 6f 64 65 20 6d 61 79 20	>wmde</a>..<br><br>The.mode.may.
efc60	62 65 20 73 65 6e 64 20 6f 6e 63 65 20 28 30 29 2c 20 73 65 6e 64 20 72 65 70 65 61 74 65 64 6c	be.send.once.(0),.send.repeatedl
efc80	79 20 28 31 29 2c 20 73 65 6e 64 20 6f 6e 63 65 20 62 75 74 0a 66 69 72 73 74 20 73 79 6e 63 20	y.(1),.send.once.but.first.sync.
efca0	77 69 74 68 20 70 72 65 76 69 6f 75 73 20 77 61 76 65 20 28 32 29 2c 20 6f 72 20 73 65 6e 64 20	with.previous.wave.(2),.or.send.
efcc0	72 65 70 65 61 74 65 64 6c 79 20 62 75 74 20 66 69 72 73 74 0a 73 79 6e 63 20 77 69 74 68 20 70	repeatedly.but.first.sync.with.p
efce0	72 65 76 69 6f 75 73 20 77 61 76 65 20 28 33 29 2e 0a 3c 62 72 3e 3c 62 72 3e 57 41 52 4e 49 4e	revious.wave.(3)..<br><br>WARNIN
efd00	47 3a 20 62 61 64 20 74 68 69 6e 67 73 20 6d 61 79 20 68 61 70 70 65 6e 20 69 66 20 79 6f 75 20	G:.bad.things.may.happen.if.you.
efd20	64 65 6c 65 74 65 20 74 68 65 20 70 72 65 76 69 6f 75 73 0a 77 61 76 65 66 6f 72 6d 20 62 65 66	delete.the.previous.waveform.bef
efd40	6f 72 65 20 69 74 20 68 61 73 20 62 65 65 6e 20 73 79 6e 63 65 64 20 74 6f 20 74 68 65 20 6e 65	ore.it.has.been.synced.to.the.ne
efd60	77 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61	w.waveform..<br><br>NOTE:.Any.ha
efd80	72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23	rdware.PWM.started.by.<a.href="#
efda0	48 50 22 3e 48 50 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62	HP">HP</a>.will.be.cancelled..<b
efdc0	72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66	r><br>Upon.success.the.number.of
efde0	20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20 69 6e 20 74 68 65 20 77 61 76 65 66	.DMA.control.blocks.in.the.wavef
efe00	6f 72 6d 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61	orm.is.returned..On.error.a.nega
efe20	74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65	tive.status.code.will.be.returne
efe40	64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	d..<br><br><b><small>Example</sm
efe60	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67	all></b><br><br><code>$&nbsp;pig
efe80	73 26 6e 62 73 70 3b 77 76 74 78 6d 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 33 3c 62 72 3e 37 35	s&nbsp;wvtxm&nbsp;1&nbsp;3<br>75
efea0	3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 74 78 6d 26 6e	<br><br>$&nbsp;pigs&nbsp;wvtxm&n
efec0	62 73 70 3b 32 26 6e 62 73 70 3b 30 3c 62 72 3e 2d 36 36 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62	bsp;2&nbsp;0<br>-66<br>ERROR:&nb
efee0	73 70 3b 6e 6f 6e 26 6e 62 73 70 3b 65 78 69 73 74 65 6e 74 26 6e 62 73 70 3b 77 61 76 65 26 6e	sp;non&nbsp;existent&nbsp;wave&n
eff00	62 73 70 3b 69 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 56	bsp;id<br></code><h3><a.name="WV
eff20	54 58 52 22 3e 57 56 54 58 52 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 77 69 64 22 3e 77	TXR">WVTXR</a>..<a.href="#wid">w
eff40	69 64 3c 2f 61 3e 20 2d 20 54 72 61 6e 73 6d 69 74 73 20 77 61 76 65 66 6f 72 6d 20 72 65 70 65	id</a>.-.Transmits.waveform.repe
eff60	61 74 65 64 6c 79 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 74 72 61 6e 73 6d 69 74	atedly</h3>This.command.transmit
eff80	73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 3c 61 20 68 72 65 66 3d 22	s.the.waveform.with.id.<a.href="
effa0	23 77 69 64 22 3e 77 69 64 3c 2f 61 3e 20 72 65 70 65 61 74 65 64 6c 79 2e 0a 3c 62 72 3e 3c 62	#wid">wid</a>.repeatedly..<br><b
effc0	72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64	r>NOTE:.Any.hardware.PWM.started
effe0	20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 48 50 22 3e 48 50 3c 2f 61 3e 20 77 69 6c 6c 20 62 65	.by.<a.href="#HP">HP</a>.will.be
f0000	00 00 00 f0 2d 20 43 72 65 61 74 65 20 61 20 77 61 76 65 66 6f 72 6d 3c 2f 68 33 3e 54 68 69 73	....-.Create.a.waveform</h3>This
f0020	20 63 6f 6d 6d 61 6e 64 20 63 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 66 72 6f 6d	.command.creates.a.waveform.from
f0040	20 74 68 65 20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 70 72 69 6f 72 0a	.the.data.provided.by.the.prior.
f0060	63 61 6c 6c 73 20 74 6f 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 57 56 41 47 22 3e 57 56 41	calls.to.the.<a.href="#WVAG">WVA
f0080	47 3c 2f 61 3e 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 57 56 41 53 22 3e 57 56 41 53 3c 2f	G</a>.and.<a.href="#WVAS">WVAS</
f00a0	61 3e 20 63 6f 6d 6d 61 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73	a>.commands..<br><br>Upon.succes
f00c0	73 20 61 20 77 61 76 65 20 69 64 20 28 26 67 74 3b 3d 30 29 20 69 73 20 72 65 74 75 72 6e 65 64	s.a.wave.id.(&gt;=0).is.returned
f00e0	2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 0a 63 6f	...On.error.a.negative.status.co
f0100	64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	de.will.be.returned..<br><br>The
f0120	20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23	.data.provided.by.the.<a.href="#
f0140	57 56 41 47 22 3e 57 56 41 47 3c 2f 61 3e 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 57 56 41	WVAG">WVAG</a>.and.<a.href="#WVA
f0160	53 22 3e 57 56 41 53 3c 2f 61 3e 20 63 6f 6d 6d 61 6e 64 73 20 69 73 0a 63 6f 6e 73 75 6d 65 64	S">WVAS</a>.commands.is.consumed
f0180	20 62 79 20 74 68 69 73 20 63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 20 6d 61 6e	.by.this.command..<br><br>As.man
f01a0	79 20 77 61 76 65 66 6f 72 6d 73 20 6d 61 79 20 62 65 20 63 72 65 61 74 65 64 20 61 73 20 74 68	y.waveforms.may.be.created.as.th
f01c0	65 72 65 20 69 73 20 73 70 61 63 65 20 61 76 61 69 6c 61 62 6c 65 2e 0a 54 68 65 20 77 61 76 65	ere.is.space.available..The.wave
f01e0	20 69 64 20 69 73 20 70 61 73 73 65 64 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 57 56 54 58 22	.id.is.passed.to.<a.href="#WVTX"
f0200	3e 57 56 54 58 3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 57 56 54 58 52 22 3e 57 56	>WVTX</a>.or.<a.href="#WVTXR">WV
f0220	54 58 52 3c 2f 61 3e 20 74 6f 20 73 70 65 63 69 66 79 20 74 68 65 0a 77 61 76 65 66 6f 72 6d 20	TXR</a>.to.specify.the.waveform.
f0240	74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 72 6d 61 6c 20 75 73 61 67	to.transmit..<br><br>Normal.usag
f0260	65 20 77 6f 75 6c 64 20 62 65 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 31 2e 20 3c 61 20 68 72	e.would.be.<br><br>Step.1..<a.hr
f0280	65 66 3d 22 23 57 56 43 4c 52 22 3e 57 56 43 4c 52 3c 2f 61 3e 20 74 6f 20 63 6c 65 61 72 20 61	ef="#WVCLR">WVCLR</a>.to.clear.a
f02a0	6c 6c 20 77 61 76 65 66 6f 72 6d 73 20 61 6e 64 20 61 64 64 65 64 20 64 61 74 61 2e 0a 3c 62 72	ll.waveforms.and.added.data..<br
f02c0	3e 3c 62 72 3e 53 74 65 70 20 32 2e 20 3c 61 20 68 72 65 66 3d 22 23 57 56 41 47 22 3e 57 56 41	><br>Step.2..<a.href="#WVAG">WVA
f02e0	47 3c 2f 61 3e 2f 3c 61 20 68 72 65 66 3d 22 23 57 56 41 53 22 3e 57 56 41 53 3c 2f 61 3e 20 63	G</a>/<a.href="#WVAS">WVAS</a>.c
f0300	61 6c 6c 73 20 74 6f 20 73 75 70 70 6c 79 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 64 61 74 61	alls.to.supply.the.waveform.data
f0320	2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 33 2e 20 3c 61 20 68 72 65 66 3d 22 23 57 56 43 52	..<br><br>Step.3..<a.href="#WVCR
f0340	45 22 3e 57 56 43 52 45 3c 2f 61 3e 20 74 6f 20 63 72 65 61 74 65 20 74 68 65 20 77 61 76 65 66	E">WVCRE</a>.to.create.the.wavef
f0360	6f 72 6d 20 61 6e 64 20 67 65 74 20 61 20 75 6e 69 71 75 65 20 69 64 2e 0a 3c 62 72 3e 3c 62 72	orm.and.get.a.unique.id..<br><br
f0380	3e 52 65 70 65 61 74 20 73 74 65 70 73 20 32 20 61 6e 64 20 33 20 61 73 20 6e 65 65 64 65 64 2e	>Repeat.steps.2.and.3.as.needed.
f03a0	0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 34 2e 20 3c 61 20 68 72 65 66 3d 22 23 57 56 54 58 22	.<br><br>Step.4..<a.href="#WVTX"
f03c0	3e 57 56 54 58 3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 57 56 54 58 52 22 3e 57 56	>WVTX</a>.or.<a.href="#WVTXR">WV
f03e0	54 58 52 3c 2f 61 3e 20 77 69 74 68 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77 61 76 65 66	TXR</a>.with.the.id.of.the.wavef
f0400	6f 72 6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 77 61 76 65 66	orm.to.transmit..<br><br>A.wavef
f0420	6f 72 6d 20 63 6f 6d 70 72 69 73 65 73 20 6f 66 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 70 75 6c	orm.comprises.of.one.or.more.pul
f0440	73 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 70 75 6c 73 65 20 73 70 65 63 69 66 69 65 73 0a 3c	ses..<br><br>A.pulse.specifies.<
f0460	62 72 3e 3c 62 72 3e 31 29 20 74 68 65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65	br><br>1).the.GPIO.to.be.switche
f0480	64 20 6f 6e 20 61 74 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 3c	d.on.at.the.start.of.the.pulse.<
f04a0	62 72 3e 0a 32 29 20 74 68 65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65 64 20 6f	br>.2).the.GPIO.to.be.switched.o
f04c0	66 66 20 61 74 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 3c 62 72	ff.at.the.start.of.the.pulse.<br
f04e0	3e 0a 33 29 20 74 68 65 20 64 65 6c 61 79 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 62	>.3).the.delay.in.microseconds.b
f0500	65 66 6f 72 65 20 74 68 65 20 6e 65 78 74 20 70 75 6c 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6e	efore.the.next.pulse..<br><br>An
f0520	79 20 6f 72 20 61 6c 6c 20 74 68 65 20 66 69 65 6c 64 73 20 63 61 6e 20 62 65 20 7a 65 72 6f 2e	y.or.all.the.fields.can.be.zero.
f0540	20 20 49 74 20 64 6f 65 73 6e 27 74 20 6d 61 6b 65 20 61 6e 79 20 73 65 6e 73 65 20 74 6f 0a 73	..It.doesn't.make.any.sense.to.s
f0560	65 74 20 61 6c 6c 20 74 68 65 20 66 69 65 6c 64 73 20 74 6f 20 7a 65 72 6f 20 28 74 68 65 20 70	et.all.the.fields.to.zero.(the.p
f0580	75 6c 73 65 20 77 69 6c 6c 20 62 65 20 69 67 6e 6f 72 65 64 29 2e 0a 3c 62 72 3e 3c 62 72 3e 57	ulse.will.be.ignored)..<br><br>W
f05a0	68 65 6e 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 73 74 61 72 74 65 64 20 65 61 63 68 20 70	hen.a.waveform.is.started.each.p
f05c0	75 6c 73 65 20 69 73 20 65 78 65 63 75 74 65 64 20 69 6e 20 6f 72 64 65 72 20 77 69 74 68 0a 74	ulse.is.executed.in.order.with.t
f05e0	68 65 20 73 70 65 63 69 66 69 65 64 20 64 65 6c 61 79 20 62 65 74 77 65 65 6e 20 74 68 65 20 70	he.specified.delay.between.the.p
f0600	75 6c 73 65 20 61 6e 64 20 74 68 65 20 6e 65 78 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	ulse.and.the.next..<br><br><b><s
f0620	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
f0640	3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 61 73 26 6e 62 73 70	<code>$&nbsp;pigs&nbsp;wvas&nbsp
f0660	3b 34 26 6e 62 73 70 3b 39 36 30 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 33 26 6e 62 73 70	;4&nbsp;9600&nbsp;0&nbsp;23&nbsp
f0680	3b 34 35 26 6e 62 73 70 3b 36 37 26 6e 62 73 70 3b 38 39 26 6e 62 73 70 3b 39 30 3c 62 72 3e 33	;45&nbsp;67&nbsp;89&nbsp;90<br>3
f06a0	37 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 63 72 65 3c 62 72 3e 30	7<br>$&nbsp;pigs&nbsp;wvcre<br>0
f06c0	3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 63 72 65 3c 62	<br><br>$&nbsp;pigs&nbsp;wvcre<b
f06e0	72 3e 2d 36 39 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 61 74 74 65 6d 70 74 26 6e 62 73	r>-69<br>ERROR:&nbsp;attempt&nbs
f0700	70 3b 74 6f 26 6e 62 73 70 3b 63 72 65 61 74 65 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 65 6d	p;to&nbsp;create&nbsp;an&nbsp;em
f0720	70 74 79 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	pty&nbsp;waveform<br></code><h3>
f0740	3c 61 20 6e 61 6d 65 3d 22 57 56 43 41 50 22 3e 57 56 43 41 50 3c 2f 61 3e 0a 20 3c 61 20 68 72	<a.name="WVCAP">WVCAP</a>..<a.hr
f0760	65 66 3d 22 23 70 65 72 63 65 6e 74 22 3e 70 65 72 63 65 6e 74 3c 2f 61 3e 20 2d 20 43 72 65 61	ef="#percent">percent</a>.-.Crea
f0780	74 65 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 66 20 66 69 78 65 64 20 73 69 7a 65 3c 2f 68 33 3e	te.a.waveform.of.fixed.size</h3>
f07a0	43 72 65 61 74 65 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 66 20 66 69 78 65 64 20 73 69 7a 65 2e	Create.a.waveform.of.fixed.size.
f07c0	20 53 69 6d 69 6c 61 72 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 57 56 43 52 45 22 3e 57 56 43	.Similar.to.<a.href="#WVCRE">WVC
f07e0	52 45 3c 2f 61 3e 2c 20 74 68 69 73 20 63 6f 6d 6d 61 6e 64 20 63 72 65 61 74 65 73 20 61 20 77	RE</a>,.this.command.creates.a.w
f0800	61 76 65 66 6f 72 6d 20 62 75 74 20 70 61 64 73 20 74 68 65 20 63 6f 6e 73 75 6d 65 64 20 72 65	aveform.but.pads.the.consumed.re
f0820	73 6f 75 72 63 65 73 20 74 6f 20 61 20 66 69 78 65 64 20 73 69 7a 65 2c 20 73 70 65 63 69 66 69	sources.to.a.fixed.size,.specifi
f0840	65 64 20 61 73 20 61 20 3c 61 20 68 72 65 66 3d 22 23 70 65 72 63 65 6e 74 22 3e 70 65 72 63 65	ed.as.a.<a.href="#percent">perce
f0860	6e 74 3c 2f 61 3e 20 6f 66 20 74 68 65 20 74 6f 74 61 6c 20 72 65 73 6f 75 72 63 65 73 2e 20 50	nt</a>.of.the.total.resources..P
f0880	61 64 64 65 64 20 77 61 76 65 73 20 6f 66 20 65 71 75 61 6c 20 73 69 7a 65 20 63 61 6e 20 62 65	added.waves.of.equal.size.can.be
f08a0	20 72 65 2d 63 79 63 6c 65 64 20 65 66 66 69 63 69 65 6e 74 6c 79 20 61 6c 6c 6f 77 69 6e 67 20	.re-cycled.efficiently.allowing.
f08c0	6e 65 77 6c 79 20 63 72 65 61 74 65 64 20 77 61 76 65 73 20 74 6f 20 72 65 2d 75 73 65 20 74 68	newly.created.waves.to.re-use.th
f08e0	65 20 72 65 73 6f 75 72 63 65 73 20 6f 66 20 64 65 6c 65 74 65 64 20 77 61 76 65 73 20 6f 66 20	e.resources.of.deleted.waves.of.
f0900	74 68 65 20 73 61 6d 65 20 64 69 6d 65 6e 73 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e	the.same.dimension..<br><br>Upon
f0920	20 73 75 63 63 65 73 73 20 61 20 77 61 76 65 20 69 64 20 28 26 67 74 3b 3d 30 29 20 69 73 20 72	.success.a.wave.id.(&gt;=0).is.r
f0940	65 74 75 72 6e 65 64 2e 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61	eturned..On.error.a.negative.sta
f0960	74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c	tus.code.will.be.returned..<br><
f0980	62 72 3e 54 68 65 20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 3c 61 20 68	br>The.data.provided.by.the.<a.h
f09a0	72 65 66 3d 22 23 57 56 41 47 22 3e 57 56 41 47 3c 2f 61 3e 20 61 6e 64 20 3c 61 20 68 72 65 66	ref="#WVAG">WVAG</a>.and.<a.href
f09c0	3d 22 23 57 56 41 53 22 3e 57 56 41 53 3c 2f 61 3e 20 63 6f 6d 6d 61 6e 64 73 20 61 72 65 20 63	="#WVAS">WVAS</a>.commands.are.c
f09e0	6f 6e 73 75 6d 65 64 20 62 79 20 74 68 69 73 20 63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72	onsumed.by.this.command..<br><br
f0a00	3e 41 73 20 6d 61 6e 79 20 77 61 76 65 66 6f 72 6d 73 20 6d 61 79 20 62 65 20 63 72 65 61 74 65	>As.many.waveforms.may.be.create
f0a20	64 20 61 73 20 74 68 65 72 65 20 69 73 20 73 70 61 63 65 20 61 76 61 69 6c 61 62 6c 65 2e 20 54	d.as.there.is.space.available..T
f0a40	68 65 20 77 61 76 65 20 69 64 20 69 73 20 70 61 73 73 65 64 20 74 6f 20 3c 61 20 68 72 65 66 3d	he.wave.id.is.passed.to.<a.href=
f0a60	22 23 57 56 54 58 22 3e 57 56 54 58 3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 57 56	"#WVTX">WVTX</a>.or.<a.href="#WV
f0a80	54 58 52 22 3e 57 56 54 58 52 3c 2f 61 3e 20 74 6f 20 73 70 65 63 69 66 79 20 74 68 65 20 77 61	TXR">WVTXR</a>.to.specify.the.wa
f0aa0	76 65 66 6f 72 6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 72 6d	veform.to.transmit..<br><br>Norm
f0ac0	61 6c 20 75 73 61 67 65 20 77 6f 75 6c 64 20 62 65 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 31	al.usage.would.be.<br><br>Step.1
f0ae0	2e 20 3c 61 20 68 72 65 66 3d 22 23 57 56 43 4c 52 22 3e 57 56 43 4c 52 3c 2f 61 3e 20 74 6f 20	..<a.href="#WVCLR">WVCLR</a>.to.
f0b00	63 6c 65 61 72 20 61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 20 61 6e 64 20 61 64 64 65 64 20 64 61	clear.all.waveforms.and.added.da
f0b20	74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 32 2e 20 3c 61 20 68 72 65 66 3d 22 23 57 56	ta..<br><br>Step.2..<a.href="#WV
f0b40	41 47 22 3e 57 56 41 47 3c 2f 61 3e 2f 3c 61 20 68 72 65 66 3d 22 23 57 56 41 53 22 3e 57 56 41	AG">WVAG</a>/<a.href="#WVAS">WVA
f0b60	53 3c 2f 61 3e 20 63 61 6c 6c 73 20 74 6f 20 73 75 70 70 6c 79 20 74 68 65 20 77 61 76 65 66 6f	S</a>.calls.to.supply.the.wavefo
f0b80	72 6d 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 33 2e 20 3c 61 20 68 72 65 66	rm.data..<br><br>Step.3..<a.href
f0ba0	3d 22 23 57 56 43 41 50 22 3e 57 56 43 41 50 3c 2f 61 3e 20 74 6f 20 63 72 65 61 74 65 20 61 20	="#WVCAP">WVCAP</a>.to.create.a.
f0bc0	77 61 76 65 66 6f 72 6d 20 6f 66 20 61 20 75 6e 69 66 6f 72 6d 20 73 69 7a 65 2e 0a 3c 62 72 3e	waveform.of.a.uniform.size..<br>
f0be0	3c 62 72 3e 53 74 65 70 20 34 2e 20 3c 61 20 68 72 65 66 3d 22 23 57 56 54 58 22 3e 57 56 54 58	<br>Step.4..<a.href="#WVTX">WVTX
f0c00	3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 57 56 54 58 52 22 3e 57 56 54 58 52 3c 2f	</a>.or.<a.href="#WVTXR">WVTXR</
f0c20	61 3e 20 77 69 74 68 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 74	a>.with.the.id.of.the.waveform.t
f0c40	6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 70 65 61 74 20 73 74 65 70 73	o.transmit..<br><br>Repeat.steps
f0c60	20 32 20 2d 20 34 20 61 73 20 6e 65 65 64 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 35	.2.-.4.as.needed..<br><br>Step.5
f0c80	2e 20 41 6e 79 20 77 61 76 65 20 69 64 20 63 61 6e 20 6e 6f 77 20 62 65 20 64 65 6c 65 74 65 64	..Any.wave.id.can.now.be.deleted
f0ca0	20 61 6e 64 20 61 6e 6f 74 68 65 72 20 77 61 76 65 20 6f 66 20 74 68 65 20 73 61 6d 65 20 73 69	.and.another.wave.of.the.same.si
f0cc0	7a 65 20 63 61 6e 20 62 65 20 63 72 65 61 74 65 64 20 69 6e 20 69 74 73 20 70 6c 61 63 65 2e 0a	ze.can.be.created.in.its.place..
f0ce0	3c 62 72 3e 3c 62 72 3e 45 78 61 6d 70 6c 65 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c	<br><br>Example.<br><br><b><smal
f0d00	6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f	l>Example</small></b><br><br><co
f0d20	64 65 3e 23 26 6e 62 73 70 3b 43 72 65 61 74 65 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 77 61 76	de>#&nbsp;Create&nbsp;a&nbsp;wav
f0d40	65 26 6e 62 73 70 3b 74 68 61 74 26 6e 62 73 70 3b 63 6f 6e 73 75 6d 65 73 26 6e 62 73 70 3b 35	e&nbsp;that&nbsp;consumes&nbsp;5
f0d60	30 25 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 74 6f 74 61 6c 26 6e	0%&nbsp;of&nbsp;the&nbsp;total&n
f0d80	62 73 70 3b 72 65 73 6f 75 72 63 65 3a 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73	bsp;resource:<br><br>$&nbsp;pigs
f0da0	26 6e 62 73 70 3b 77 76 61 67 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 35	&nbsp;wvag&nbsp;16&nbsp;0&nbsp;5
f0dc0	30 30 30 30 30 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 35 30 30 30 30	000000&nbsp;0&nbsp;16&nbsp;50000
f0de0	30 30 3c 62 72 3e 32 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 63 61	00<br>2<br>$&nbsp;pigs&nbsp;wvca
f0e00	70 26 6e 62 73 70 3b 35 30 3c 62 72 3e 30 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	p&nbsp;50<br>0<br>$&nbsp;pigs&nb
f0e20	73 70 3b 77 76 74 78 26 6e 62 73 70 3b 30 3c 62 72 3e 31 31 39 31 38 3c 62 72 3e 3c 2f 63 6f 64	sp;wvtx&nbsp;0<br>11918<br></cod
f0e40	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 56 44 45 4c 22 3e 57 56 44 45 4c 3c 2f 61 3e 0a	e><h3><a.name="WVDEL">WVDEL</a>.
f0e60	20 3c 61 20 68 72 65 66 3d 22 23 77 69 64 22 3e 77 69 64 3c 2f 61 3e 20 2d 20 44 65 6c 65 74 65	.<a.href="#wid">wid</a>.-.Delete
f0e80	20 73 65 6c 65 63 74 65 64 20 77 61 76 65 66 6f 72 6d 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d	.selected.waveform</h3>This.comm
f0ea0	61 6e 64 20 64 65 6c 65 74 65 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64	and.deletes.the.waveform.with.id
f0ec0	20 3c 61 20 68 72 65 66 3d 22 23 77 69 64 22 3e 77 69 64 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72	.<a.href="#wid">wid</a>..<br><br
f0ee0	3e 54 68 65 20 77 61 76 65 20 69 73 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f	>The.wave.is.flagged.for.deletio
f0f00	6e 2e 20 20 54 68 65 20 72 65 73 6f 75 72 63 65 73 20 75 73 65 64 20 62 79 20 74 68 65 20 77 61	n...The.resources.used.by.the.wa
f0f20	76 65 0a 77 69 6c 6c 20 6f 6e 6c 79 20 62 65 20 72 65 75 73 65 64 20 77 68 65 6e 20 65 69 74 68	ve.will.only.be.reused.when.eith
f0f40	65 72 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 61 70 70 6c 79 2e 0a 3c 62 72 3e 3c	er.of.the.following.apply..<br><
f0f60	62 72 3e 2d 20 61 6c 6c 20 77 61 76 65 73 20 77 69 74 68 20 68 69 67 68 65 72 20 6e 75 6d 62 65	br>-.all.waves.with.higher.numbe
f0f80	72 65 64 20 77 61 76 65 20 69 64 73 20 68 61 76 65 20 62 65 65 6e 20 64 65 6c 65 74 65 64 20 6f	red.wave.ids.have.been.deleted.o
f0fa0	72 20 68 61 76 65 0a 62 65 65 6e 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f 6e	r.have.been.flagged.for.deletion
f0fc0	2e 0a 3c 62 72 3e 3c 62 72 3e 2d 20 61 20 6e 65 77 20 77 61 76 65 20 69 73 20 63 72 65 61 74 65	..<br><br>-.a.new.wave.is.create
f0fe0	64 20 77 68 69 63 68 20 75 73 65 73 20 65 78 61 63 74 6c 79 20 74 68 65 20 73 61 6d 65 20 72 65	d.which.uses.exactly.the.same.re
f1000	00 00 00 e8 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	....bsp;&nbsp;buf:&nbsp;the&nbsp
f1020	3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72	;data&nbsp;bytes&nbsp;to&nbsp;wr
f1040	69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62	ite.<br>&nbsp;count:&nbsp;the&nb
f1060	73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73	sp;number&nbsp;of&nbsp;bytes&nbs
f1080	70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	p;to&nbsp;write.<br></code><br><
f10a0	62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74	br>Returns.the.number.of.bytes.t
f10c0	72 61 6e 73 66 65 72 72 65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42	ransferred.if.OK,.otherwise.PI_B
f10e0	41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f 43 4f 55 4e 54 2c 20 6f 72 20	AD_HANDLE,.PI_BAD_SPI_COUNT,.or.
f1100	50 49 5f 53 50 49 5f 58 46 45 52 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	PI_SPI_XFER_FAILED..<h3><a.name=
f1120	22 73 70 69 5f 78 66 65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	"spi_xfer"></a><a.href="#int"><s
f1140	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 5f 78 66 65 72 3c 73 6d	mall>int</small></a>.spi_xfer<sm
f1160	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68	all>(<a.href="#int">int</a>.<a.h
f1180	72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	ref="#pi">pi</a>,.<a.href="#unsi
f11a0	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e	gned">unsigned</a>.<a.href="#han
f11c0	64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22	dle">handle</a>,.<a.href="#char"
f11e0	3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 74 78 42 75 66 22 3e 2a 74 78 42	>char</a>.<a.href="#*txBuf">*txB
f1200	75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e	uf</a>,.<a.href="#char">char</a>
f1220	20 3c 61 20 68 72 65 66 3d 22 23 2a 72 78 42 75 66 22 3e 2a 72 78 42 75 66 3c 2f 61 3e 2c 20 3c	.<a.href="#*rxBuf">*rxBuf</a>,.<
f1240	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
f1260	3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61	<a.href="#count">count</a>)</sma
f1280	6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 66 65 72 73	ll></h3>.This.function.transfers
f12a0	20 63 6f 75 6e 74 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 66 72 6f 6d 20 74 78 42 75 66 20	.count.bytes.of.data.from.txBuf.
f12c0	74 6f 20 74 68 65 20 53 50 49 0a 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74	to.the.SPI.device.associated.wit
f12e0	68 20 74 68 65 20 68 61 6e 64 6c 65 2e 20 20 53 69 6d 75 6c 74 61 6e 65 6f 75 73 6c 79 20 63 6f	h.the.handle...Simultaneously.co
f1300	75 6e 74 20 62 79 74 65 73 20 6f 66 0a 64 61 74 61 20 61 72 65 20 72 65 61 64 20 66 72 6f 6d 20	unt.bytes.of.data.are.read.from.
f1320	74 68 65 20 64 65 76 69 63 65 20 61 6e 64 20 70 6c 61 63 65 64 20 69 6e 20 72 78 42 75 66 2e 0a	the.device.and.placed.in.rxBuf..
f1340	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br><br><code>&nbsp;&nbsp;&nbsp;
f1360	26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e	&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&n
f1380	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65	bsp;returned&nbsp;by&nbsp;<a.hre
f13a0	66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f	f="#pigpio_start">pigpio_start</
f13c0	61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73	a>).<br>handle:&nbsp;&gt;=0,&nbs
f13e0	70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b	p;as&nbsp;returned&nbsp;by&nbsp;
f1400	61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	a&nbsp;call&nbsp;to&nbsp;<a.href
f1420	3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e	="#spi_open">spi_open</a>.<br>&n
f1440	62 73 70 3b 74 78 42 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62	bsp;txBuf:&nbsp;the&nbsp;data&nb
f1460	73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e	sp;bytes&nbsp;to&nbsp;write.<br>
f1480	26 6e 62 73 70 3b 72 78 42 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 63 65 69	&nbsp;rxBuf:&nbsp;the&nbsp;recei
f14a0	76 65 64 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 2e 3c 62 72 3e 26 6e 62	ved&nbsp;data&nbsp;bytes.<br>&nb
f14c0	73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e	sp;count:&nbsp;the&nbsp;number&n
f14e0	62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74	bsp;of&nbsp;bytes&nbsp;to&nbsp;t
f1500	72 61 6e 73 66 65 72 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	ransfer.<br></code><br><br>Retur
f1520	6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74 72 61 6e 73 66 65 72 72	ns.the.number.of.bytes.transferr
f1540	65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 48 41 4e 44 4c	ed.if.OK,.otherwise.PI_BAD_HANDL
f1560	45 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f 43 4f 55 4e 54 2c 20 6f 72 20 50 49 5f 53 50 49 5f 58	E,.PI_BAD_SPI_COUNT,.or.PI_SPI_X
f1580	46 45 52 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f	FER_FAILED..<h3><a.name="serial_
f15a0	6f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	open"></a><a.href="#int"><small>
f15c0	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 73 6d 61 6c	int</small></a>.serial_open<smal
f15e0	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65	l>(<a.href="#int">int</a>.<a.hre
f1600	66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e	f="#pi">pi</a>,.<a.href="#char">
f1620	63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 65 72 5f 74 74 79 22 3e 2a 73 65	char</a>.<a.href="#*ser_tty">*se
f1640	72 5f 74 74 79 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	r_tty</a>,.<a.href="#unsigned">u
f1660	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64	nsigned</a>.<a.href="#baud">baud
f1680	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
f16a0	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 72 5f 66 6c 61 67 73 22 3e 73 65 72 5f	ed</a>.<a.href="#ser_flags">ser_
f16c0	66 6c 61 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e	flags</a>)</small></h3>.This.fun
f16e0	63 74 69 6f 6e 20 6f 70 65 6e 73 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 61 74 20 61	ction.opens.a.serial.device.at.a
f1700	20 73 70 65 63 69 66 69 65 64 20 62 61 75 64 20 72 61 74 65 0a 77 69 74 68 20 73 70 65 63 69 66	.specified.baud.rate.with.specif
f1720	69 65 64 20 66 6c 61 67 73 2e 20 20 54 68 65 20 64 65 76 69 63 65 20 6e 61 6d 65 20 6d 75 73 74	ied.flags...The.device.name.must
f1740	20 73 74 61 72 74 20 77 69 74 68 0a 2f 64 65 76 2f 74 74 79 20 6f 72 20 2f 64 65 76 2f 73 65 72	.start.with./dev/tty.or./dev/ser
f1760	69 61 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	ial..<br><br><code>&nbsp;&nbsp;&
f1780	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pi:
f17a0	26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72	&nbsp;&gt;=0&nbsp;(as&nbsp;retur
f17c0	6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69	ned&nbsp;by&nbsp;<a.href="#pigpi
f17e0	6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26	o_start">pigpio_start</a>).<br>&
f1800	6e 62 73 70 3b 26 6e 62 73 70 3b 73 65 72 5f 74 74 79 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	nbsp;&nbsp;ser_tty:&nbsp;the&nbs
f1820	70 3b 73 65 72 69 61 6c 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73	p;serial&nbsp;device&nbsp;to&nbs
f1840	70 3b 6f 70 65 6e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;open.<br>&nbsp;&nbsp;&nbsp;&nb
f1860	73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 62 61 75	sp;&nbsp;baud:&nbsp;the&nbsp;bau
f1880	64 26 6e 62 73 70 3b 72 61 74 65 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 62 69 74 73 26 6e 62	d&nbsp;rate&nbsp;in&nbsp;bits&nb
f18a0	73 70 3b 70 65 72 26 6e 62 73 70 3b 73 65 63 6f 6e 64 2c 26 6e 62 73 70 3b 73 65 65 26 6e 62 73	sp;per&nbsp;second,&nbsp;see&nbs
f18c0	70 3b 62 65 6c 6f 77 2e 3c 62 72 3e 73 65 72 5f 66 6c 61 67 73 3a 26 6e 62 73 70 3b 30 2e 3c 62	p;below.<br>ser_flags:&nbsp;0.<b
f18e0	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c	r></code><br><br>Returns.a.handl
f1900	65 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e	e.(&gt;=0).if.OK,.otherwise.PI_N
f1920	4f 5f 48 41 4e 44 4c 45 2c 20 6f 72 0a 50 49 5f 53 45 52 5f 4f 50 45 4e 5f 46 41 49 4c 45 44 2e	O_HANDLE,.or.PI_SER_OPEN_FAILED.
f1940	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 61 75 64 20 72 61 74 65 20 6d 75 73 74 20 62 65 20 6f	.<br><br>The.baud.rate.must.be.o
f1960	6e 65 20 6f 66 20 35 30 2c 20 37 35 2c 20 31 31 30 2c 20 31 33 34 2c 20 31 35 30 2c 0a 32 30 30	ne.of.50,.75,.110,.134,.150,.200
f1980	2c 20 33 30 30 2c 20 36 30 30 2c 20 31 32 30 30 2c 20 31 38 30 30 2c 20 32 34 30 30 2c 20 34 38	,.300,.600,.1200,.1800,.2400,.48
f19a0	30 30 2c 20 39 36 30 30 2c 20 31 39 32 30 30 2c 0a 33 38 34 30 30 2c 20 35 37 36 30 30 2c 20 31	00,.9600,.19200,.38400,.57600,.1
f19c0	31 35 32 30 30 2c 20 6f 72 20 32 33 30 34 30 30 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 20 66 6c 61	15200,.or.230400..<br><br>No.fla
f19e0	67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 20 20 54 68 69 73 20	gs.are.currently.defined...This.
f1a00	70 61 72 61 6d 65 74 65 72 20 73 68 6f 75 6c 64 20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e	parameter.should.be.set.to.zero.
f1a20	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61 6c 5f 63 6c 6f 73 65 22 3e 3c 2f 61 3e	.<h3><a.name="serial_close"></a>
f1a40	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
f1a60	3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	></a>.serial_close<small>(<a.hre
f1a80	66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70	f="#int">int</a>.<a.href="#pi">p
f1aa0	69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	i</a>,.<a.href="#unsigned">unsig
f1ac0	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65	ned</a>.<a.href="#handle">handle
f1ae0	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e	</a>)</small></h3>.This.function
f1b00	20 63 6c 6f 73 65 73 20 74 68 65 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 61 73 73 6f 63 69	.closes.the.serial.device.associ
f1b20	61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	ated.with.handle..<br><br><code>
f1b40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;pi:&nbsp
f1b60	3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0&nbsp;(as&nbsp;returned&n
f1b80	62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61	bsp;by&nbsp;<a.href="#pigpio_sta
f1ba0	72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65	rt">pigpio_start</a>).<br>handle
f1bc0	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75	:&nbsp;&gt;=0,&nbsp;as&nbsp;retu
f1be0	72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62	rned&nbsp;by&nbsp;a&nbsp;call&nb
f1c00	73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e	sp;to&nbsp;<a.href="#serial_open
f1c20	22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	">serial_open</a>.<br></code><br
f1c40	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
f1c60	50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69	PI_BAD_HANDLE..<h3><a.name="seri
f1c80	61 6c 5f 77 72 69 74 65 5f 62 79 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	al_write_byte"></a><a.href="#int
f1ca0	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f	"><small>int</small></a>.serial_
f1cc0	77 72 69 74 65 5f 62 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	write_byte<small>(<a.href="#int"
f1ce0	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c	>int</a>.<a.href="#pi">pi</a>,.<
f1d00	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
f1d20	3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61	<a.href="#handle">handle</a>,.<a
f1d40	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
f1d60	61 20 68 72 65 66 3d 22 23 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	a.href="#bVal">bVal</a>)</small>
f1d80	3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 77 72 69 74 65 73 20 62 56 61 6c 20	</h3>.This.function.writes.bVal.
f1da0	74 6f 20 74 68 65 20 73 65 72 69 61 6c 20 70 6f 72 74 20 61 73 73 6f 63 69 61 74 65 64 20 77 69	to.the.serial.port.associated.wi
f1dc0	74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26	th.handle..<br><br><code>&nbsp;&
f1de0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30	nbsp;&nbsp;&nbsp;pi:&nbsp;&gt;=0
f1e00	26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26	&nbsp;(as&nbsp;returned&nbsp;by&
f1e20	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67	nbsp;<a.href="#pigpio_start">pig
f1e40	70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b	pio_start</a>).<br>handle:&nbsp;
f1e60	26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0,&nbsp;as&nbsp;returned&nb
f1e80	73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e	sp;by&nbsp;a&nbsp;call&nbsp;to&n
f1ea0	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61	bsp;<a.href="#serial_open">seria
f1ec0	6c 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65	l_open</a>.<br></code><br><br>Re
f1ee0	74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f	turns.0.if.OK,.otherwise.PI_BAD_
f1f00	48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 53 45 52 5f	HANDLE,.PI_BAD_PARAM,.or.PI_SER_
f1f20	57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 72 69 61	WRITE_FAILED..<h3><a.name="seria
f1f40	6c 5f 72 65 61 64 5f 62 79 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	l_read_byte"></a><a.href="#int">
f1f60	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 72 69 61 6c 5f 72 65	<small>int</small></a>.serial_re
f1f80	61 64 5f 62 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e	ad_byte<small>(<a.href="#int">in
f1fa0	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68	t</a>.<a.href="#pi">pi</a>,.<a.h
f1fc0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
f1fe0	68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	href="#handle">handle</a>)</smal
f2000	00 00 00 f2 70 70 65 61 72 20 74 6f 20 77 6f 72 6b 20 6f 6e 20 74 68 65 20 61 75 78 69 6c 69 61	....ppear.to.work.on.the.auxilia
f2020	72 79 20 53 50 49 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 4d 6f 64 65 26 6e 62 73 70 3b	ry.SPI..<br><br><code>Mode&nbsp;
f2040	50 4f 4c 26 6e 62 73 70 3b 50 48 41 3c 62 72 3e 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62	POL&nbsp;PHA<br>&nbsp;0&nbsp;&nb
f2060	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;&nbsp;0&nbsp;&nbsp;&nbs
f2080	70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;0<br>&nbsp;1&nbsp;&nbsp;&nbsp;
f20a0	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 26 6e	&nbsp;0&nbsp;&nbsp;&nbsp;1<br>&n
f20c0	62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e	bsp;2&nbsp;&nbsp;&nbsp;&nbsp;1&n
f20e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 33 26 6e 62 73	bsp;&nbsp;&nbsp;0<br>&nbsp;3&nbs
f2100	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;&nbsp;&nbsp;1&nbsp;&nbsp
f2120	3b 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 70 78 20 69 73	;&nbsp;1<br></code><br><br>px.is
f2140	20 30 20 69 66 20 43 45 78 20 69 73 20 61 63 74 69 76 65 20 6c 6f 77 20 28 64 65 66 61 75 6c 74	.0.if.CEx.is.active.low.(default
f2160	29 20 61 6e 64 20 31 20 66 6f 72 20 61 63 74 69 76 65 20 68 69 67 68 2e 0a 3c 62 72 3e 3c 62 72	).and.1.for.active.high..<br><br
f2180	3e 75 78 20 69 73 20 30 20 69 66 20 74 68 65 20 43 45 78 20 47 50 49 4f 20 69 73 20 72 65 73 65	>ux.is.0.if.the.CEx.GPIO.is.rese
f21a0	72 76 65 64 20 66 6f 72 20 53 50 49 20 28 64 65 66 61 75 6c 74 29 20 61 6e 64 20 31 20 6f 74 68	rved.for.SPI.(default).and.1.oth
f21c0	65 72 77 69 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 69 73 20 30 20 66 6f 72 20 74 68 65 20 6d	erwise..<br><br>A.is.0.for.the.m
f21e0	61 69 6e 20 53 50 49 2c 20 31 20 66 6f 72 20 74 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49	ain.SPI,.1.for.the.auxiliary.SPI
f2200	2e 0a 3c 62 72 3e 3c 62 72 3e 57 20 69 73 20 30 20 69 66 20 74 68 65 20 64 65 76 69 63 65 20 69	..<br><br>W.is.0.if.the.device.i
f2220	73 20 6e 6f 74 20 33 2d 77 69 72 65 2c 20 31 20 69 66 20 74 68 65 20 64 65 76 69 63 65 20 69 73	s.not.3-wire,.1.if.the.device.is
f2240	20 33 2d 77 69 72 65 2e 20 20 4d 61 69 6e 0a 53 50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72	.3-wire...Main.SPI.only..<br><br
f2260	3e 6e 6e 6e 6e 20 64 65 66 69 6e 65 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65	>nnnn.defines.the.number.of.byte
f2280	73 20 28 30 2d 31 35 29 20 74 6f 20 77 72 69 74 65 20 62 65 66 6f 72 65 20 73 77 69 74 63 68 69	s.(0-15).to.write.before.switchi
f22a0	6e 67 0a 74 68 65 20 4d 4f 53 49 20 6c 69 6e 65 20 74 6f 20 4d 49 53 4f 20 74 6f 20 72 65 61 64	ng.the.MOSI.line.to.MISO.to.read
f22c0	20 64 61 74 61 2e 20 20 54 68 69 73 20 66 69 65 6c 64 20 69 73 20 69 67 6e 6f 72 65 64 0a 69 66	.data...This.field.is.ignored.if
f22e0	20 57 20 69 73 20 6e 6f 74 20 73 65 74 2e 20 20 4d 61 69 6e 20 53 50 49 20 6f 6e 6c 79 2e 0a 3c	.W.is.not.set...Main.SPI.only..<
f2300	62 72 3e 3c 62 72 3e 54 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69	br><br>T.is.1.if.the.least.signi
f2320	66 69 63 61 6e 74 20 62 69 74 20 69 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6f 6e 20 4d 4f 53	ficant.bit.is.transmitted.on.MOS
f2340	49 20 66 69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 73 68 69 66 74 73 20	I.first,.the.default.(0).shifts.
f2360	74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 6f 75 74 20 66 69 72	the.most.significant.bit.out.fir
f2380	73 74 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53 50 49 0a 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72	st...Auxiliary.SPI.only..<br><br
f23a0	3e 52 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74	>R.is.1.if.the.least.significant
f23c0	20 62 69 74 20 69 73 20 72 65 63 65 69 76 65 64 20 6f 6e 20 4d 49 53 4f 20 66 69 72 73 74 2c 20	.bit.is.received.on.MISO.first,.
f23e0	74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 72 65 63 65 69 76 65 73 20 74 68 65 20 6d 6f 73	the.default.(0).receives.the.mos
f2400	74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 66 69 72 73 74 2e 20 20 41 75 78 69 6c 69	t.significant.bit.first...Auxili
f2420	61 72 79 20 53 50 49 0a 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 62 62 62 62 62 62 20 64 65 66	ary.SPI.only..<br><br>bbbbbb.def
f2440	69 6e 65 73 20 74 68 65 20 77 6f 72 64 20 73 69 7a 65 20 69 6e 20 62 69 74 73 20 28 30 2d 33 32	ines.the.word.size.in.bits.(0-32
f2460	29 2e 20 20 54 68 65 20 64 65 66 61 75 6c 74 20 28 30 29 0a 73 65 74 73 20 38 20 62 69 74 73 20	)...The.default.(0).sets.8.bits.
f2480	70 65 72 20 77 6f 72 64 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53 50 49 20 6f 6e 6c 79 2e 0a 3c	per.word...Auxiliary.SPI.only..<
f24a0	62 72 3e 3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 72 65 61 64 22 3e 73	br><br>The.<a.href="#spi_read">s
f24c0	70 69 5f 72 65 61 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 77 72 69 74 65	pi_read</a>,.<a.href="#spi_write
f24e0	22 3e 73 70 69 5f 77 72 69 74 65 3c 2f 61 3e 2c 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 73	">spi_write</a>,.and.<a.href="#s
f2500	70 69 5f 78 66 65 72 22 3e 73 70 69 5f 78 66 65 72 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 0a	pi_xfer">spi_xfer</a>.functions.
f2520	74 72 61 6e 73 66 65 72 20 64 61 74 61 20 70 61 63 6b 65 64 20 69 6e 74 6f 20 31 2c 20 32 2c 20	transfer.data.packed.into.1,.2,.
f2540	6f 72 20 34 20 62 79 74 65 73 20 61 63 63 6f 72 64 69 6e 67 20 74 6f 0a 74 68 65 20 77 6f 72 64	or.4.bytes.according.to.the.word
f2560	20 73 69 7a 65 20 69 6e 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 62 69 74 73 20	.size.in.bits..<br><br>For.bits.
f2580	31 2d 38 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 63	1-8.there.will.be.one.byte.per.c
f25a0	68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20 62 69 74 73 20 39 2d 31 36 20 74 68 65 72	haracter.<br>.For.bits.9-16.ther
f25c0	65 20 77 69 6c 6c 20 62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65	e.will.be.two.bytes.per.characte
f25e0	72 2e 3c 62 72 3e 0a 46 6f 72 20 62 69 74 73 20 31 37 2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c	r.<br>.For.bits.17-32.there.will
f2600	20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 62	.be.four.bytes.per.character..<b
f2620	72 3e 3c 62 72 3e 4d 75 6c 74 69 2d 62 79 74 65 20 74 72 61 6e 73 66 65 72 73 20 61 72 65 20 6d	r><br>Multi-byte.transfers.are.m
f2640	61 64 65 20 69 6e 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 79 74 65 20 66 69	ade.in.least.significant.byte.fi
f2660	72 73 74 20 6f 72 64 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 74 6f 20 74 72 61 6e 73	rst.order..<br><br>E.g..to.trans
f2680	66 65 72 20 33 32 20 31 31 2d 62 69 74 20 77 6f 72 64 73 20 62 75 66 20 73 68 6f 75 6c 64 20 63	fer.32.11-bit.words.buf.should.c
f26a0	6f 6e 74 61 69 6e 20 36 34 20 62 79 74 65 73 0a 61 6e 64 20 63 6f 75 6e 74 20 73 68 6f 75 6c 64	ontain.64.bytes.and.count.should
f26c0	20 62 65 20 36 34 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 74 6f 20 74 72 61 6e 73 66 65 72	.be.64..<br><br>E.g..to.transfer
f26e0	20 74 68 65 20 31 34 20 62 69 74 20 76 61 6c 75 65 20 30 78 31 41 42 43 20 73 65 6e 64 20 74 68	.the.14.bit.value.0x1ABC.send.th
f2700	65 20 62 79 74 65 73 20 30 78 42 43 20 66 6f 6c 6c 6f 77 65 64 0a 62 79 20 30 78 31 41 2e 0a 3c	e.bytes.0xBC.followed.by.0x1A..<
f2720	62 72 3e 3c 62 72 3e 54 68 65 20 6f 74 68 65 72 20 62 69 74 73 20 69 6e 20 66 6c 61 67 73 20 73	br><br>The.other.bits.in.flags.s
f2740	68 6f 75 6c 64 20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	hould.be.set.to.zero..<h3><a.nam
f2760	65 3d 22 73 70 69 5f 63 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	e="spi_close"></a><a.href="#int"
f2780	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 5f 63 6c 6f 73	><small>int</small></a>.spi_clos
f27a0	65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20	e<small>(<a.href="#int">int</a>.
f27c0	3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	<a.href="#pi">pi</a>,.<a.href="#
f27e0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
f2800	23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	#handle">handle</a>)</small></h3
f2820	3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 73 20 63 6c 6f 73 65 73 20 74 68 65 20 53 50 49 20	>.This.functions.closes.the.SPI.
f2840	64 65 76 69 63 65 20 69 64 65 6e 74 69 66 69 65 64 20 62 79 20 74 68 65 20 68 61 6e 64 6c 65 2e	device.identified.by.the.handle.
f2860	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	.<br><br><code>&nbsp;&nbsp;&nbsp
f2880	3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26	;&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&
f28a0	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;returned&nbsp;by&nbsp;<a.hr
f28c0	65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c	ef="#pigpio_start">pigpio_start<
f28e0	2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62	/a>).<br>handle:&nbsp;&gt;=0,&nb
f2900	73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70	sp;as&nbsp;returned&nbsp;by&nbsp
f2920	3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65	;a&nbsp;call&nbsp;to&nbsp;<a.hre
f2940	66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c	f="#spi_open">spi_open</a>.<br><
f2960	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f	/code><br><br>Returns.0.if.OK,.o
f2980	74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e	therwise.PI_BAD_HANDLE..<h3><a.n
f29a0	61 6d 65 3d 22 73 70 69 5f 72 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	ame="spi_read"></a><a.href="#int
f29c0	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 70 69 5f 72 65 61	"><small>int</small></a>.spi_rea
f29e0	64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20	d<small>(<a.href="#int">int</a>.
f2a00	3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	<a.href="#pi">pi</a>,.<a.href="#
f2a20	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
f2a40	23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63	#handle">handle</a>,.<a.href="#c
f2a60	68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62	har">char</a>.<a.href="#*buf">*b
f2a80	75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	uf</a>,.<a.href="#unsigned">unsi
f2aa0	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c	gned</a>.<a.href="#count">count<
f2ac0	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20	/a>)</small></h3>.This.function.
f2ae0	72 65 61 64 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 66 72 6f 6d 20 74	reads.count.bytes.of.data.from.t
f2b00	68 65 20 53 50 49 0a 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68	he.SPI.device.associated.with.th
f2b20	65 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e	e.handle..<br><br><code>&nbsp;&n
f2b40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26	bsp;&nbsp;&nbsp;pi:&nbsp;&gt;=0&
f2b60	6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	nbsp;(as&nbsp;returned&nbsp;by&n
f2b80	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70	bsp;<a.href="#pigpio_start">pigp
f2ba0	69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26	io_start</a>).<br>handle:&nbsp;&
f2bc0	67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73	gt;=0,&nbsp;as&nbsp;returned&nbs
f2be0	70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62	p;by&nbsp;a&nbsp;call&nbsp;to&nb
f2c00	73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c	sp;<a.href="#spi_open">spi_open<
f2c20	2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e	/a>.<br>&nbsp;&nbsp;&nbsp;buf:&n
f2c40	62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72	bsp;an&nbsp;array&nbsp;to&nbsp;r
f2c60	65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64	eceive&nbsp;the&nbsp;read&nbsp;d
f2c80	61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26	ata&nbsp;bytes.<br>&nbsp;count:&
f2ca0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73	nbsp;the&nbsp;number&nbsp;of&nbs
f2cc0	70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f	p;bytes&nbsp;to&nbsp;read.<br></
f2ce0	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20	code><br><br>Returns.the.number.
f2d00	6f 66 20 62 79 74 65 73 20 74 72 61 6e 73 66 65 72 72 65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65	of.bytes.transferred.if.OK,.othe
f2d20	72 77 69 73 65 0a 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f	rwise.PI_BAD_HANDLE,.PI_BAD_SPI_
f2d40	43 4f 55 4e 54 2c 20 6f 72 20 50 49 5f 53 50 49 5f 58 46 45 52 5f 46 41 49 4c 45 44 2e 0a 3c 68	COUNT,.or.PI_SPI_XFER_FAILED..<h
f2d60	33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 5f 77 72 69 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	3><a.name="spi_write"></a><a.hre
f2d80	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
f2da0	73 70 69 5f 77 72 69 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	spi_write<small>(<a.href="#int">
f2dc0	69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61	int</a>.<a.href="#pi">pi</a>,.<a
f2de0	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
f2e00	61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20	a.href="#handle">handle</a>,.<a.
f2e20	68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	href="#char">char</a>.<a.href="#
f2e40	2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	*buf">*buf</a>,.<a.href="#unsign
f2e60	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74	ed">unsigned</a>.<a.href="#count
f2e80	22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66	">count</a>)</small></h3>.This.f
f2ea0	75 6e 63 74 69 6f 6e 20 77 72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 6f 66 20 64 61	unction.writes.count.bytes.of.da
f2ec0	74 61 20 66 72 6f 6d 20 62 75 66 20 74 6f 20 74 68 65 20 53 50 49 0a 64 65 76 69 63 65 20 61 73	ta.from.buf.to.the.SPI.device.as
f2ee0	73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62	sociated.with.the.handle..<br><b
f2f00	72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r><code>&nbsp;&nbsp;&nbsp;&nbsp;
f2f20	70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65	pi:&nbsp;&gt;=0&nbsp;(as&nbsp;re
f2f40	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69	turned&nbsp;by&nbsp;<a.href="#pi
f2f60	67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62	gpio_start">pigpio_start</a>).<b
f2f80	72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e	r>handle:&nbsp;&gt;=0,&nbsp;as&n
f2fa0	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70	bsp;returned&nbsp;by&nbsp;a&nbsp
f2fc0	3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 70 69	;call&nbsp;to&nbsp;<a.href="#spi
f2fe0	5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	_open">spi_open</a>.<br>&nbsp;&n
f3000	00 00 00 f3 3b 3d 26 6e 62 73 70 3b 62 62 5f 73 70 69 5f 78 66 65 72 28 70 69 2c 26 6e 62 73 70	....;=&nbsp;bb_spi_xfer(pi,&nbsp
f3020	3b 43 45 30 2c 26 6e 62 73 70 3b 63 6d 64 31 2c 26 6e 62 73 70 3b 28 63 68 61 72 26 6e 62 73 70	;CE0,&nbsp;cmd1,&nbsp;(char&nbsp
f3040	3b 2a 29 69 6e 42 75 66 2c 26 6e 62 73 70 3b 32 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b	;*)inBuf,&nbsp;2);&nbsp;//&nbsp;
f3060	26 67 74 3b 26 6e 62 73 70 3b 44 41 43 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	&gt;&nbsp;DAC<br><br>&nbsp;&nbsp
f3080	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70	;&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp
f30a0	3b 28 63 6f 75 6e 74 26 6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 32 29 3c 62 72 3e 26 6e 62 73 70	;(count&nbsp;==&nbsp;2)<br>&nbsp
f30c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{
f30e0	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
f3100	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 26	p;&nbsp;&nbsp;&nbsp;&nbsp;count&
f3120	6e 62 73 70 3b 3d 26 6e 62 73 70 3b 62 62 5f 73 70 69 5f 78 66 65 72 28 70 69 2c 26 6e 62 73 70	nbsp;=&nbsp;bb_spi_xfer(pi,&nbsp
f3140	3b 43 45 30 2c 26 6e 62 73 70 3b 63 6d 64 32 2c 26 6e 62 73 70 3b 28 63 68 61 72 26 6e 62 73 70	;CE0,&nbsp;cmd2,&nbsp;(char&nbsp
f3160	3b 2a 29 69 6e 42 75 66 2c 26 6e 62 73 70 3b 32 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b	;*)inBuf,&nbsp;2);&nbsp;//&nbsp;
f3180	26 6c 74 3b 26 6e 62 73 70 3b 44 41 43 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	&lt;&nbsp;DAC<br><br>&nbsp;&nbsp
f31a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
f31c0	6e 62 73 70 3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 63 6f 75 6e 74 26 6e 62 73 70 3b 3d	nbsp;&nbsp;if&nbsp;(count&nbsp;=
f31e0	3d 26 6e 62 73 70 3b 32 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	=&nbsp;2)<br>&nbsp;&nbsp;&nbsp;&
f3200	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
f3220	73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;{<br>&nbsp;&nbsp;&nbsp;&nbsp;
f3240	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
f3260	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 65 74 5f 76 61 6c 26 6e 62 73 70 3b 3d 26 6e	bsp;&nbsp;&nbsp;set_val&nbsp;=&n
f3280	62 73 70 3b 69 6e 42 75 66 5b 31 5d 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;inBuf[1];<br><br>&nbsp;&nbsp
f32a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
f32c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cou
f32e0	6e 74 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 62 62 5f 73 70 69 5f 78 66 65 72 28 70 69 2c 26 6e	nt&nbsp;=&nbsp;bb_spi_xfer(pi,&n
f3300	62 73 70 3b 43 45 31 2c 26 6e 62 73 70 3b 63 6d 64 33 2c 26 6e 62 73 70 3b 28 63 68 61 72 26 6e	bsp;CE1,&nbsp;cmd3,&nbsp;(char&n
f3320	62 73 70 3b 2a 29 69 6e 42 75 66 2c 26 6e 62 73 70 3b 33 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62	bsp;*)inBuf,&nbsp;3);&nbsp;//&nb
f3340	73 70 3b 26 6c 74 3b 26 6e 62 73 70 3b 41 44 43 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	sp;&lt;&nbsp;ADC<br><br>&nbsp;&n
f3360	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
f3380	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
f33a0	69 66 26 6e 62 73 70 3b 28 63 6f 75 6e 74 26 6e 62 73 70 3b 3d 3d 26 6e 62 73 70 3b 33 29 3c 62	if&nbsp;(count&nbsp;==&nbsp;3)<b
f33c0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
f33e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
f3400	62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;&nbsp;{<br>&nbsp;&nbsp;&nbsp
f3420	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
f3440	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
f3460	73 70 3b 26 6e 62 73 70 3b 72 65 61 64 5f 76 61 6c 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 28 28	sp;&nbsp;read_val&nbsp;=&nbsp;((
f3480	69 6e 42 75 66 5b 31 5d 26 33 29 26 6c 74 3b 26 6c 74 3b 38 29 26 6e 62 73 70 3b 7c 26 6e 62 73	inBuf[1]&3)&lt;&lt;8)&nbsp;|&nbs
f34a0	70 3b 69 6e 42 75 66 5b 32 5d 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;inBuf[2];<br>&nbsp;&nbsp;&nbsp
f34c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
f34e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
f3500	73 70 3b 26 6e 62 73 70 3b 70 72 69 6e 74 66 28 22 25 64 26 6e 62 73 70 3b 25 64 5c 6e 22 2c 26	sp;&nbsp;printf("%d&nbsp;%d\n",&
f3520	6e 62 73 70 3b 73 65 74 5f 76 61 6c 2c 26 6e 62 73 70 3b 72 65 61 64 5f 76 61 6c 29 3b 3c 62 72	nbsp;set_val,&nbsp;read_val);<br
f3540	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
f3560	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
f3580	73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;&nbsp;}<br>&nbsp;&nbsp;&nbsp;
f35a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
f35c0	62 73 70 3b 7d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;}<br>&nbsp;&nbsp;&nbsp;&nbsp
f35e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;&nbsp;&nbsp;}<br>&nbsp;&nbsp;&n
f3600	62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62	bsp;}<br><br>&nbsp;&nbsp;&nbsp;b
f3620	62 5f 73 70 69 5f 63 6c 6f 73 65 28 70 69 2c 26 6e 62 73 70 3b 43 45 30 29 3b 3c 62 72 3e 26 6e	b_spi_close(pi,&nbsp;CE0);<br>&n
f3640	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 62 5f 73 70 69 5f 63 6c 6f 73 65 28 70 69 2c	bsp;&nbsp;&nbsp;bb_spi_close(pi,
f3660	26 6e 62 73 70 3b 43 45 31 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;CE1);<br><br>&nbsp;&nbsp;&
f3680	6e 62 73 70 3b 70 69 67 70 69 6f 5f 73 74 6f 70 28 70 69 29 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 2f	nbsp;pigpio_stop(pi);<br>}<br></
f36a0	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 5f 6f 70 65 6e 22 3e 3c 2f 61 3e	code><h3><a.name="spi_open"></a>
f36c0	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
f36e0	3e 3c 2f 61 3e 20 73 70 69 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	></a>.spi_open<small>(<a.href="#
f3700	69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61	int">int</a>.<a.href="#pi">pi</a
f3720	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
f3740	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 63 68 61 6e 6e 65 6c 22 3e 73 70 69 5f 63	/a>.<a.href="#spi_channel">spi_c
f3760	68 61 6e 6e 65 6c 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	hannel</a>,.<a.href="#unsigned">
f3780	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75	unsigned</a>.<a.href="#baud">bau
f37a0	64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	d</a>,.<a.href="#unsigned">unsig
f37c0	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 66 6c 61 67 73 22 3e 73 70 69	ned</a>.<a.href="#spi_flags">spi
f37e0	5f 66 6c 61 67 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	_flags</a>)</small></h3>.This.fu
f3800	6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 66 6f 72 20 74 68 65 20	nction.returns.a.handle.for.the.
f3820	53 50 49 20 64 65 76 69 63 65 20 6f 6e 20 74 68 65 20 63 68 61 6e 6e 65 6c 2e 0a 44 61 74 61 20	SPI.device.on.the.channel..Data.
f3840	77 69 6c 6c 20 62 65 20 74 72 61 6e 73 66 65 72 72 65 64 20 61 74 20 62 61 75 64 20 62 69 74 73	will.be.transferred.at.baud.bits
f3860	20 70 65 72 20 73 65 63 6f 6e 64 2e 20 20 54 68 65 20 66 6c 61 67 73 20 6d 61 79 0a 62 65 20 75	.per.second...The.flags.may.be.u
f3880	73 65 64 20 74 6f 20 6d 6f 64 69 66 79 20 74 68 65 20 64 65 66 61 75 6c 74 20 62 65 68 61 76 69	sed.to.modify.the.default.behavi
f38a0	6f 75 72 20 6f 66 20 34 2d 77 69 72 65 20 6f 70 65 72 61 74 69 6f 6e 2c 20 6d 6f 64 65 20 30 2c	our.of.4-wire.operation,.mode.0,
f38c0	0a 61 63 74 69 76 65 20 6c 6f 77 20 63 68 69 70 20 73 65 6c 65 63 74 2e 0a 3c 62 72 3e 3c 62 72	.active.low.chip.select..<br><br
f38e0	3e 54 68 65 20 50 69 20 68 61 73 20 74 77 6f 20 53 50 49 20 70 65 72 69 70 68 65 72 61 6c 73 3a	>The.Pi.has.two.SPI.peripherals:
f3900	20 6d 61 69 6e 20 61 6e 64 20 61 75 78 69 6c 69 61 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	.main.and.auxiliary..<br><br>The
f3920	20 6d 61 69 6e 20 53 50 49 20 68 61 73 20 74 77 6f 20 63 68 69 70 20 73 65 6c 65 63 74 73 20 28	.main.SPI.has.two.chip.selects.(
f3940	63 68 61 6e 6e 65 6c 73 29 2c 20 74 68 65 20 61 75 78 69 6c 69 61 72 79 20 68 61 73 0a 74 68 72	channels),.the.auxiliary.has.thr
f3960	65 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49 20 69 73	ee..<br><br>The.auxiliary.SPI.is
f3980	20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 61 6c 6c 20 6d 6f 64 65 6c 73 20 62 75 74 20 74 68 65	.available.on.all.models.but.the
f39a0	20 41 20 61 6e 64 20 42 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 75 73 65 64 20	.A.and.B..<br><br>The.GPIO.used.
f39c0	61 72 65 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65	are.given.in.the.following.table
f39e0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c	..<br><br><table.border="1".cell
f3a00	70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f	padding="2".cellspacing="2"><tbo
f3a20	64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 4d 49 53 4f 3c 2f 74 64 3e 3c 74 64	dy><tr><td></td><td>MISO</td><td
f3a40	3e 4d 4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74 64 3e 43 45 30 3c 2f	>MOSI</td><td>SCLK</td><td>CE0</
f3a60	74 64 3e 3c 74 64 3e 43 45 31 3c 2f 74 64 3e 3c 74 64 3e 43 45 32 3c 2f 74 64 3e 3c 2f 74 72 3e	td><td>CE1</td><td>CE2</td></tr>
f3a80	3c 74 72 3e 3c 74 64 3e 4d 61 69 6e 20 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 39 3c 2f 74 64 3e 3c	<tr><td>Main.SPI</td><td>9</td><
f3aa0	74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c	td>10</td><td>11</td><td>8</td><
f3ac0	74 64 3e 37 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	td>7</td><td>-</td></tr><tr><td>
f3ae0	41 75 78 20 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 31 39 3c 2f 74 64 3e 3c 74 64 3e 32 30 3c 2f 74	Aux.SPI</td><td>19</td><td>20</t
f3b00	64 3e 3c 74 64 3e 32 31 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e 31 37 3c 2f	d><td>21</td><td>18</td><td>17</
f3b20	74 64 3e 3c 74 64 3e 31 36 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62	td><td>16</td></tr></tbody></tab
f3b40	6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	le><br><br><code>&nbsp;&nbsp;&nb
f3b60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
f3b80	3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26	;&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&
f3ba0	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;returned&nbsp;by&nbsp;<a.hr
f3bc0	65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c	ef="#pigpio_start">pigpio_start<
f3be0	2f 61 3e 29 2e 3c 62 72 3e 73 70 69 5f 63 68 61 6e 6e 65 6c 3a 26 6e 62 73 70 3b 30 2d 31 26 6e	/a>).<br>spi_channel:&nbsp;0-1&n
f3c00	62 73 70 3b 28 30 2d 32 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	bsp;(0-2&nbsp;for&nbsp;the&nbsp;
f3c20	61 75 78 69 6c 69 61 72 79 26 6e 62 73 70 3b 53 50 49 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	auxiliary&nbsp;SPI).<br>&nbsp;&n
f3c40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
f3c60	70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 33 32 4b 2d 31 32 35 4d 26 6e 62 73 70 3b 28 76 61 6c 75	p;baud:&nbsp;32K-125M&nbsp;(valu
f3c80	65 73 26 6e 62 73 70 3b 61 62 6f 76 65 26 6e 62 73 70 3b 33 30 4d 26 6e 62 73 70 3b 61 72 65 26	es&nbsp;above&nbsp;30M&nbsp;are&
f3ca0	6e 62 73 70 3b 75 6e 6c 69 6b 65 6c 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 6f 72 6b 29	nbsp;unlikely&nbsp;to&nbsp;work)
f3cc0	2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 70 69 5f 66 6c 61 67 73 3a 26 6e 62 73 70	.<br>&nbsp;&nbsp;spi_flags:&nbsp
f3ce0	3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	;see&nbsp;below.<br></code><br><
f3d00	62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20 69 66 20	br>Returns.a.handle.(&gt;=0).if.
f3d20	4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 50 49 5f 43 48 41 4e 4e 45 4c	OK,.otherwise.PI_BAD_SPI_CHANNEL
f3d40	2c 0a 50 49 5f 42 41 44 5f 53 50 49 5f 53 50 45 45 44 2c 20 50 49 5f 42 41 44 5f 46 4c 41 47 53	,.PI_BAD_SPI_SPEED,.PI_BAD_FLAGS
f3d60	2c 20 50 49 5f 4e 4f 5f 41 55 58 5f 53 50 49 2c 20 6f 72 20 50 49 5f 53 50 49 5f 4f 50 45 4e 5f	,.PI_NO_AUX_SPI,.or.PI_SPI_OPEN_
f3d80	46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 73 70 69 5f 66 6c 61 67 73 20 63 6f 6e 73 69 73	FAILED..<br><br>spi_flags.consis
f3da0	74 73 20 6f 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 32 32 20 62	ts.of.the.least.significant.22.b
f3dc0	69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 31 26 6e 62 73 70 3b 32 30 26 6e 62	its..<br><br><code>21&nbsp;20&nb
f3de0	73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62	sp;19&nbsp;18&nbsp;17&nbsp;16&nb
f3e00	73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62	sp;15&nbsp;14&nbsp;13&nbsp;12&nb
f3e20	73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b	sp;11&nbsp;10&nbsp;&nbsp;9&nbsp;
f3e40	26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;8&nbsp;&nbsp;7&nbsp;&nbsp;
f3e60	36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70	6&nbsp;&nbsp;5&nbsp;&nbsp;4&nbsp
f3e80	3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;3&nbsp;&nbsp;2&nbsp;&nbsp
f3ea0	3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b	;1&nbsp;&nbsp;0<br>&nbsp;b&nbsp;
f3ec0	26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;b&nbsp;&nbsp;b&nbsp;&nbsp;
f3ee0	62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70	b&nbsp;&nbsp;b&nbsp;&nbsp;b&nbsp
f3f00	3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;R&nbsp;&nbsp;T&nbsp;&nbsp
f3f20	3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73	;n&nbsp;&nbsp;n&nbsp;&nbsp;n&nbs
f3f40	70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 57 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;n&nbsp;&nbsp;W&nbsp;&nbs
f3f60	70 3b 41 26 6e 62 73 70 3b 75 32 26 6e 62 73 70 3b 75 31 26 6e 62 73 70 3b 75 30 26 6e 62 73 70	p;A&nbsp;u2&nbsp;u1&nbsp;u0&nbsp
f3f80	3b 70 32 26 6e 62 73 70 3b 70 31 26 6e 62 73 70 3b 70 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d	;p2&nbsp;p1&nbsp;p0&nbsp;&nbsp;m
f3fa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	&nbsp;&nbsp;m<br></code><br><br>
f3fc0	6d 6d 20 64 65 66 69 6e 65 73 20 74 68 65 20 53 50 49 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72	mm.defines.the.SPI.mode..<br><br
f3fe0	3e 57 61 72 6e 69 6e 67 3a 20 6d 6f 64 65 73 20 31 20 61 6e 64 20 33 20 64 6f 20 6e 6f 74 20 61	>Warning:.modes.1.and.3.do.not.a
f4000	00 00 00 f4 66 6f 72 20 61 63 74 69 76 65 20 68 69 67 68 2e 0a 3c 62 72 3e 3c 62 72 3e 54 20 69	....for.active.high..<br><br>T.i
f4020	73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74	s.1.if.the.least.significant.bit
f4040	20 69 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6f 6e 20 4d 4f 53 49 20 66 69 72 73 74 2c 20 74	.is.transmitted.on.MOSI.first,.t
f4060	68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 73 68 69 66 74 73 20 74 68 65 20 6d 6f 73 74 20 73	he.default.(0).shifts.the.most.s
f4080	69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 6f 75 74 20 66 69 72 73 74 2e 0a 3c 62 72 3e 3c 62	ignificant.bit.out.first..<br><b
f40a0	72 3e 52 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e	r>R.is.1.if.the.least.significan
f40c0	74 20 62 69 74 20 69 73 20 72 65 63 65 69 76 65 64 20 6f 6e 20 4d 49 53 4f 20 66 69 72 73 74 2c	t.bit.is.received.on.MISO.first,
f40e0	20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 72 65 63 65 69 76 65 73 20 74 68 65 20 6d 6f	.the.default.(0).receives.the.mo
f4100	73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 66 69 72 73 74 2e 0a 3c 62 72 3e 3c 62	st.significant.bit.first..<br><b
f4120	72 3e 54 68 65 20 6f 74 68 65 72 20 62 69 74 73 20 69 6e 20 66 6c 61 67 73 20 73 68 6f 75 6c 64	r>The.other.bits.in.flags.should
f4140	20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73	.be.set.to.zero..<br><br>Returns
f4160	20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f	.0.if.OK,.otherwise.PI_BAD_USER_
f4180	47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 53 50 49 5f 42 41 55 44 2c 20 6f 72 0a 50 49 5f 47 50 49	GPIO,.PI_BAD_SPI_BAUD,.or.PI_GPI
f41a0	4f 5f 49 4e 5f 55 53 45 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 6d 6f 72 65 20 74 68 61 6e 20 6f	O_IN_USE..<br><br>If.more.than.o
f41c0	6e 65 20 64 65 76 69 63 65 20 69 73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 53 50	ne.device.is.connected.to.the.SP
f41e0	49 20 62 75 73 20 28 64 65 66 69 6e 65 64 20 62 79 0a 53 43 4c 4b 2c 20 4d 4f 53 49 2c 20 61 6e	I.bus.(defined.by.SCLK,.MOSI,.an
f4200	64 20 4d 49 53 4f 29 20 65 61 63 68 20 6d 75 73 74 20 68 61 76 65 20 69 74 73 20 6f 77 6e 20 43	d.MISO).each.must.have.its.own.C
f4220	53 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	S..<br><br><b><small>Example</sm
f4240	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 62 62 5f 73 70 69 5f 6f 70 65	all></b><br><br><code>bb_spi_ope
f4260	6e 28 70 69 2c 31 30 2c 26 6e 62 73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b 4d 4f 53 49 2c 26 6e	n(pi,10,&nbsp;MISO,&nbsp;MOSI,&n
f4280	62 73 70 3b 53 43 4c 4b 2c 26 6e 62 73 70 3b 31 30 30 30 30 2c 26 6e 62 73 70 3b 30 29 3b 26 6e	bsp;SCLK,&nbsp;10000,&nbsp;0);&n
f42a0	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 31 3c 62 72 3e 62 62 5f	bsp;//&nbsp;device&nbsp;1<br>bb_
f42c0	73 70 69 5f 6f 70 65 6e 28 70 69 2c 31 31 2c 26 6e 62 73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b	spi_open(pi,11,&nbsp;MISO,&nbsp;
f42e0	4d 4f 53 49 2c 26 6e 62 73 70 3b 53 43 4c 4b 2c 26 6e 62 73 70 3b 32 30 30 30 30 2c 26 6e 62 73	MOSI,&nbsp;SCLK,&nbsp;20000,&nbs
f4300	70 3b 33 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 32	p;3);&nbsp;//&nbsp;device&nbsp;2
f4320	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 73 70 69 5f 63	<br></code><h3><a.name="bb_spi_c
f4340	6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	lose"></a><a.href="#int"><small>
f4360	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 5f 73 70 69 5f 63 6c 6f 73 65 3c 73 6d 61	int</small></a>.bb_spi_close<sma
f4380	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72	ll>(<a.href="#int">int</a>.<a.hr
f43a0	65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	ef="#pi">pi</a>,.<a.href="#unsig
f43c0	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 53 22 3e	ned">unsigned</a>.<a.href="#CS">
f43e0	43 53 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69	CS</a>)</small></h3>.This.functi
f4400	6f 6e 20 73 74 6f 70 73 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 20 6f 6e 20 61 20 73 65	on.stops.bit.banging.SPI.on.a.se
f4420	74 20 6f 66 20 47 50 49 4f 0a 6f 70 65 6e 65 64 20 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23	t.of.GPIO.opened.with.<a.href="#
f4440	62 62 53 50 49 4f 70 65 6e 22 3e 62 62 53 50 49 4f 70 65 6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62	bbSPIOpen">bbSPIOpen</a>..<br><b
f4460	72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73	r><code>pi:&nbsp;&gt;=0&nbsp;(as
f4480	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68	&nbsp;returned&nbsp;by&nbsp;<a.h
f44a0	72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74	ref="#pigpio_start">pigpio_start
f44c0	3c 2f 61 3e 29 2e 3c 62 72 3e 43 53 3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68	</a>).<br>CS:&nbsp;0-31,&nbsp;th
f44e0	65 26 6e 62 73 70 3b 43 53 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 75 73 65 64 26 6e 62	e&nbsp;CS&nbsp;GPIO&nbsp;used&nb
f4500	73 70 3b 69 6e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c	sp;in&nbsp;a&nbsp;prior&nbsp;cal
f4520	6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 70 69 5f	l&nbsp;to&nbsp;<a.href="#bb_spi_
f4540	6f 70 65 6e 22 3e 62 62 5f 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e	open">bb_spi_open</a><br></code>
f4560	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	<br><br>Returns.0.if.OK,.otherwi
f4580	73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 4e 4f 54 5f 53	se.PI_BAD_USER_GPIO,.or.PI_NOT_S
f45a0	50 49 5f 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 73 70 69 5f 78 66 65	PI_GPIO..<h3><a.name="bb_spi_xfe
f45c0	72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	r"></a><a.href="#int"><small>int
f45e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 5f 73 70 69 5f 78 66 65 72 3c 73 6d 61 6c 6c 3e 28	</small></a>.bb_spi_xfer<small>(
f4600	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	<a.href="#int">int</a>.<a.href="
f4620	23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	#pi">pi</a>,.<a.href="#unsigned"
f4640	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 53 22 3e 43 53 3c 2f	>unsigned</a>.<a.href="#CS">CS</
f4660	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20	a>,.<a.href="#char">char</a>.<a.
f4680	68 72 65 66 3d 22 23 2a 74 78 42 75 66 22 3e 2a 74 78 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72	href="#*txBuf">*txBuf</a>,.<a.hr
f46a0	65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 72	ef="#char">char</a>.<a.href="#*r
f46c0	78 42 75 66 22 3e 2a 72 78 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	xBuf">*rxBuf</a>,.<a.href="#unsi
f46e0	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75	gned">unsigned</a>.<a.href="#cou
f4700	6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	nt">count</a>)</small></h3>.This
f4720	20 66 75 6e 63 74 69 6f 6e 20 65 78 65 63 75 74 65 73 20 61 20 62 69 74 20 62 61 6e 67 65 64 20	.function.executes.a.bit.banged.
f4740	53 50 49 20 74 72 61 6e 73 66 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73	SPI.transfer..<br><br><code>&nbs
f4760	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62	p;&nbsp;&nbsp;pi:&nbsp;&gt;=0&nb
f4780	73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73	sp;(as&nbsp;returned&nbsp;by&nbs
f47a0	70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f	p;<a.href="#pigpio_start">pigpio
f47c0	5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	_start</a>).<br>&nbsp;&nbsp;&nbs
f47e0	70 3b 43 53 3a 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 75 73	p;CS:&nbsp;0-31&nbsp;(as&nbsp;us
f4800	65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73	ed&nbsp;in&nbsp;a&nbsp;prior&nbs
f4820	70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62	p;call&nbsp;to&nbsp;<a.href="#bb
f4840	5f 73 70 69 5f 6f 70 65 6e 22 3e 62 62 5f 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 74	_spi_open">bb_spi_open</a>)<br>t
f4860	78 42 75 66 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	xBuf:&nbsp;pointer&nbsp;to&nbsp;
f4880	62 75 66 66 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 64 61	buffer&nbsp;to&nbsp;hold&nbsp;da
f48a0	74 61 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 73 65 6e 74 3c 62 72 3e	ta&nbsp;to&nbsp;be&nbsp;sent<br>
f48c0	72 78 42 75 66 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	rxBuf:&nbsp;pointer&nbsp;to&nbsp
f48e0	3b 62 75 66 66 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 72	;buffer&nbsp;to&nbsp;hold&nbsp;r
f4900	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 63 6f 75 6e 74 3a 26 6e 62 73 70	eturned&nbsp;data<br>count:&nbsp
f4920	3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 74 72 61	;size&nbsp;of&nbsp;data&nbsp;tra
f4940	6e 73 66 65 72 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20	nsfer<br></code><br><br>Returns.
f4960	26 67 74 3b 3d 20 30 20 69 66 20 4f 4b 20 28 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74	&gt;=.0.if.OK.(the.number.of.byt
f4980	65 73 20 72 65 61 64 29 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f	es.read),.otherwise.PI_BAD_USER_
f49a0	47 50 49 4f 2c 20 50 49 5f 4e 4f 54 5f 53 50 49 5f 47 50 49 4f 20 6f 72 20 50 49 5f 42 41 44 5f	GPIO,.PI_NOT_SPI_GPIO.or.PI_BAD_
f49c0	50 4f 49 4e 54 45 52 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70	POINTER..<br><br><b><small>Examp
f49e0	6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 2f 2f 26 6e	le</small></b><br><br><code>//&n
f4a00	62 73 70 3b 67 63 63 26 6e 62 73 70 3b 2d 57 61 6c 6c 26 6e 62 73 70 3b 2d 70 74 68 72 65 61 64	bsp;gcc&nbsp;-Wall&nbsp;-pthread
f4a20	26 6e 62 73 70 3b 2d 6f 26 6e 62 73 70 3b 62 62 5f 73 70 69 5f 78 5f 74 65 73 74 26 6e 62 73 70	&nbsp;-o&nbsp;bb_spi_x_test&nbsp
f4a40	3b 62 62 5f 73 70 69 5f 78 5f 74 65 73 74 2e 63 26 6e 62 73 70 3b 2d 6c 70 69 67 70 69 6f 64 5f	;bb_spi_x_test.c&nbsp;-lpigpiod_
f4a60	69 66 32 3c 62 72 3e 2f 2f 26 6e 62 73 70 3b 2e 2f 62 62 5f 73 70 69 5f 78 5f 74 65 73 74 3c 62	if2<br>//&nbsp;./bb_spi_x_test<b
f4a80	72 3e 3c 62 72 3e 23 69 6e 63 6c 75 64 65 26 6e 62 73 70 3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26	r><br>#include&nbsp;&lt;stdio.h&
f4aa0	67 74 3b 3c 62 72 3e 3c 62 72 3e 23 69 6e 63 6c 75 64 65 26 6e 62 73 70 3b 22 70 69 67 70 69 6f	gt;<br><br>#include&nbsp;"pigpio
f4ac0	64 5f 69 66 32 2e 68 22 3c 62 72 3e 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 43 45 30	d_if2.h"<br><br>#define&nbsp;CE0
f4ae0	26 6e 62 73 70 3b 35 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 43 45 31 26 6e 62 73 70	&nbsp;5<br>#define&nbsp;CE1&nbsp
f4b00	3b 36 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 4d 49 53 4f 26 6e 62 73 70 3b 31 33 3c	;6<br>#define&nbsp;MISO&nbsp;13<
f4b20	62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 4d 4f 53 49 26 6e 62 73 70 3b 31 39 3c 62 72 3e	br>#define&nbsp;MOSI&nbsp;19<br>
f4b40	23 64 65 66 69 6e 65 26 6e 62 73 70 3b 53 43 4c 4b 26 6e 62 73 70 3b 31 32 3c 62 72 3e 3c 62 72	#define&nbsp;SCLK&nbsp;12<br><br
f4b60	3e 69 6e 74 26 6e 62 73 70 3b 6d 61 69 6e 28 69 6e 74 26 6e 62 73 70 3b 61 72 67 63 2c 26 6e 62	>int&nbsp;main(int&nbsp;argc,&nb
f4b80	73 70 3b 63 68 61 72 26 6e 62 73 70 3b 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e	sp;char&nbsp;*argv[])<br>{<br>&n
f4ba0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 69 2c 26 6e 62 73 70	bsp;&nbsp;&nbsp;int&nbsp;i,&nbsp
f4bc0	3b 70 69 2c 26 6e 62 73 70 3b 63 6f 75 6e 74 2c 26 6e 62 73 70 3b 73 65 74 5f 76 61 6c 2c 26 6e	;pi,&nbsp;count,&nbsp;set_val,&n
f4be0	62 73 70 3b 72 65 61 64 5f 76 61 6c 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	bsp;read_val;<br>&nbsp;&nbsp;&nb
f4c00	73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 69 6e 42 75 66	sp;unsigned&nbsp;char&nbsp;inBuf
f4c20	5b 33 5d 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e	[3];<br>&nbsp;&nbsp;&nbsp;char&n
f4c40	62 73 70 3b 63 6d 64 31 5b 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 7b 30 2c 26 6e 62 73 70 3b	bsp;cmd1[]&nbsp;=&nbsp;{0,&nbsp;
f4c60	30 7d 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62	0};<br>&nbsp;&nbsp;&nbsp;char&nb
f4c80	73 70 3b 63 6d 64 32 5b 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 7b 31 32 2c 26 6e 62 73 70 3b	sp;cmd2[]&nbsp;=&nbsp;{12,&nbsp;
f4ca0	30 7d 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62	0};<br>&nbsp;&nbsp;&nbsp;char&nb
f4cc0	73 70 3b 63 6d 64 33 5b 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 7b 31 2c 26 6e 62 73 70 3b 31	sp;cmd3[]&nbsp;=&nbsp;{1,&nbsp;1
f4ce0	32 38 2c 26 6e 62 73 70 3b 30 7d 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	28,&nbsp;0};<br><br>&nbsp;&nbsp;
f4d00	26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 28 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70	&nbsp;if&nbsp;((pi&nbsp;=&nbsp;p
f4d20	69 67 70 69 6f 5f 73 74 61 72 74 28 30 2c 26 6e 62 73 70 3b 30 29 29 26 6e 62 73 70 3b 26 6c 74	igpio_start(0,&nbsp;0))&nbsp;&lt
f4d40	3b 26 6e 62 73 70 3b 30 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b	;&nbsp;0)<br>&nbsp;&nbsp;&nbsp;{
f4d60	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
f4d80	70 3b 26 6e 62 73 70 3b 66 70 72 69 6e 74 66 28 73 74 64 65 72 72 2c 26 6e 62 73 70 3b 22 70 69	p;&nbsp;fprintf(stderr,&nbsp;"pi
f4da0	67 70 69 6f 26 6e 62 73 70 3b 69 6e 69 74 69 61 6c 69 73 61 74 69 6f 6e 26 6e 62 73 70 3b 66 61	gpio&nbsp;initialisation&nbsp;fa
f4dc0	69 6c 65 64 26 6e 62 73 70 3b 28 25 64 29 2e 5c 6e 22 2c 26 6e 62 73 70 3b 70 69 29 3b 3c 62 72	iled&nbsp;(%d).\n",&nbsp;pi);<br
f4de0	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
f4e00	6e 62 73 70 3b 72 65 74 75 72 6e 26 6e 62 73 70 3b 31 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	nbsp;return&nbsp;1;<br>&nbsp;&nb
f4e20	73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	sp;&nbsp;}<br><br>&nbsp;&nbsp;&n
f4e40	62 73 70 3b 62 62 5f 73 70 69 5f 6f 70 65 6e 28 70 69 2c 26 6e 62 73 70 3b 43 45 30 2c 26 6e 62	bsp;bb_spi_open(pi,&nbsp;CE0,&nb
f4e60	73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b 4d 4f 53 49 2c 26 6e 62 73 70 3b 53 43 4c 4b 2c 26 6e	sp;MISO,&nbsp;MOSI,&nbsp;SCLK,&n
f4e80	62 73 70 3b 31 30 30 30 30 2c 26 6e 62 73 70 3b 30 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	bsp;10000,&nbsp;0);&nbsp;//&nbsp
f4ea0	3b 4d 43 50 34 32 35 31 26 6e 62 73 70 3b 44 41 43 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	;MCP4251&nbsp;DAC<br>&nbsp;&nbsp
f4ec0	3b 26 6e 62 73 70 3b 62 62 5f 73 70 69 5f 6f 70 65 6e 28 70 69 2c 26 6e 62 73 70 3b 43 45 31 2c	;&nbsp;bb_spi_open(pi,&nbsp;CE1,
f4ee0	26 6e 62 73 70 3b 4d 49 53 4f 2c 26 6e 62 73 70 3b 4d 4f 53 49 2c 26 6e 62 73 70 3b 53 43 4c 4b	&nbsp;MISO,&nbsp;MOSI,&nbsp;SCLK
f4f00	2c 26 6e 62 73 70 3b 32 30 30 30 30 2c 26 6e 62 73 70 3b 33 29 3b 26 6e 62 73 70 3b 2f 2f 26 6e	,&nbsp;20000,&nbsp;3);&nbsp;//&n
f4f20	62 73 70 3b 4d 43 50 33 30 30 38 26 6e 62 73 70 3b 41 44 43 3c 62 72 3e 3c 62 72 3e 26 6e 62 73	bsp;MCP3008&nbsp;ADC<br><br>&nbs
f4f40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 28 69 3d 30 3b 26 6e 62 73	p;&nbsp;&nbsp;for&nbsp;(i=0;&nbs
f4f60	70 3b 69 26 6c 74 3b 32 35 36 3b 26 6e 62 73 70 3b 69 2b 2b 29 3c 62 72 3e 26 6e 62 73 70 3b 26	p;i&lt;256;&nbsp;i++)<br>&nbsp;&
f4f80	6e 62 73 70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	nbsp;&nbsp;{<br>&nbsp;&nbsp;&nbs
f4fa0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6d 64 31 5b 31 5d 26 6e 62 73 70	p;&nbsp;&nbsp;&nbsp;cmd1[1]&nbsp
f4fc0	3b 3d 26 6e 62 73 70 3b 69 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;=&nbsp;i;<br><br>&nbsp;&nbsp;&n
f4fe0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 26 6e 62 73 70	bsp;&nbsp;&nbsp;&nbsp;count&nbsp
f5000	00 00 00 f5 72 65 61 64 29 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52	....read),.otherwise.PI_BAD_USER
f5020	5f 47 50 49 4f 2c 20 50 49 5f 4e 4f 54 5f 49 32 43 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 50	_GPIO,.PI_NOT_I2C_GPIO,.PI_BAD_P
f5040	4f 49 4e 54 45 52 2c 0a 50 49 5f 42 41 44 5f 49 32 43 5f 43 4d 44 2c 20 50 49 5f 42 41 44 5f 49	OINTER,.PI_BAD_I2C_CMD,.PI_BAD_I
f5060	32 43 5f 52 4c 45 4e 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 57 4c 45 4e 2c 0a 50 49 5f 49 32 43	2C_RLEN,.PI_BAD_I2C_WLEN,.PI_I2C
f5080	5f 52 45 41 44 5f 46 41 49 4c 45 44 2c 20 6f 72 20 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41	_READ_FAILED,.or.PI_I2C_WRITE_FA
f50a0	49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d	ILED..<br><br>The.following.comm
f50c0	61 6e 64 20 63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e 3c 62 72	and.codes.are.supported:.<br><br
f50e0	3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22	><table.border="1".cellpadding="
f5100	32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74	2".cellspacing="2"><tbody><tr><t
f5120	64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64 3e 3c 74	d>Name</td><td>Cmd.&.Data</td><t
f5140	64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 6e 64 3c 2f	d>Meaning</td></tr><tr><td>End</
f5160	74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 4e 6f 20 6d 6f 72 65 20 63 6f 6d 6d 61 6e 64	td><td>0</td><td>No.more.command
f5180	73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 73 63 61 70 65 3c 2f 74 64 3e 3c 74	s</td></tr><tr><td>Escape</td><t
f51a0	64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 4e 65 78 74 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 3c	d>1</td><td>Next.P.is.two.bytes<
f51c0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 74 61 72 74 3c 2f 74 64 3e 3c 74 64 3e 32	/td></tr><tr><td>Start</td><td>2
f51e0	3c 2f 74 64 3e 3c 74 64 3e 53 74 61 72 74 20 63 6f 6e 64 69 74 69 6f 6e 3c 2f 74 64 3e 3c 2f 74	</td><td>Start.condition</td></t
f5200	72 3e 3c 74 72 3e 3c 74 64 3e 53 74 6f 70 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64	r><tr><td>Stop</td><td>3</td><td
f5220	3e 53 74 6f 70 20 63 6f 6e 64 69 74 69 6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	>Stop.condition</td></tr><tr><td
f5240	3e 41 64 64 72 65 73 73 3c 2f 74 64 3e 3c 74 64 3e 34 20 50 3c 2f 74 64 3e 3c 74 64 3e 53 65 74	>Address</td><td>4.P</td><td>Set
f5260	20 49 32 43 20 61 64 64 72 65 73 73 20 74 6f 20 50 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	.I2C.address.to.P</td></tr><tr><
f5280	74 64 3e 46 6c 61 67 73 3c 2f 74 64 3e 3c 74 64 3e 35 20 6c 73 62 20 6d 73 62 3c 2f 74 64 3e 3c	td>Flags</td><td>5.lsb.msb</td><
f52a0	74 64 3e 53 65 74 20 49 32 43 20 66 6c 61 67 73 20 74 6f 20 6c 73 62 20 2b 20 28 6d 73 62 20 26	td>Set.I2C.flags.to.lsb.+.(msb.&
f52c0	6c 74 3b 26 6c 74 3b 20 38 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 65 61 64	lt;&lt;.8)</td></tr><tr><td>Read
f52e0	3c 2f 74 64 3e 3c 74 64 3e 36 20 50 3c 2f 74 64 3e 3c 74 64 3e 52 65 61 64 20 50 20 62 79 74 65	</td><td>6.P</td><td>Read.P.byte
f5300	73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 72 69 74 65	s.of.data</td></tr><tr><td>Write
f5320	3c 2f 74 64 3e 3c 74 64 3e 37 20 50 20 2e 2e 2e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 50	</td><td>7.P....</td><td>Write.P
f5340	20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e	.bytes.of.data</td></tr></tbody>
f5360	3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 2c 20 72 65 61	</table><br><br>The.address,.rea
f5380	64 2c 20 61 6e 64 20 77 72 69 74 65 20 63 6f 6d 6d 61 6e 64 73 20 74 61 6b 65 20 61 20 70 61 72	d,.and.write.commands.take.a.par
f53a0	61 6d 65 74 65 72 20 50 2e 0a 4e 6f 72 6d 61 6c 6c 79 20 50 20 69 73 20 6f 6e 65 20 62 79 74 65	ameter.P..Normally.P.is.one.byte
f53c0	20 28 30 2d 32 35 35 29 2e 20 20 49 66 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 69 73 20 70 72 65	.(0-255)...If.the.command.is.pre
f53e0	63 65 64 65 64 20 62 79 0a 74 68 65 20 45 73 63 61 70 65 20 63 6f 6d 6d 61 6e 64 20 74 68 65 6e	ceded.by.the.Escape.command.then
f5400	20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 20 28 30 2d 36 35 35 33 35 2c 20 6c 65 61 73 74 20	.P.is.two.bytes.(0-65535,.least.
f5420	73 69 67 6e 69 66 69 63 61 6e 74 0a 62 79 74 65 20 66 69 72 73 74 29 2e 0a 3c 62 72 3e 3c 62 72	significant.byte.first)..<br><br
f5440	3e 54 68 65 20 61 64 64 72 65 73 73 20 61 6e 64 20 66 6c 61 67 73 20 64 65 66 61 75 6c 74 20 74	>The.address.and.flags.default.t
f5460	6f 20 30 2e 20 20 54 68 65 20 61 64 64 72 65 73 73 20 61 6e 64 20 66 6c 61 67 73 20 6d 61 69 6e	o.0...The.address.and.flags.main
f5480	74 61 69 6e 0a 74 68 65 69 72 20 70 72 65 76 69 6f 75 73 20 76 61 6c 75 65 20 75 6e 74 69 6c 20	tain.their.previous.value.until.
f54a0	75 70 64 61 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 20 66 6c 61 67 73 20 61 72 65 20 63 75	updated..<br><br>No.flags.are.cu
f54c0	72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74	rrently.defined..<br><br>The.ret
f54e0	75 72 6e 65 64 20 49 32 43 20 64 61 74 61 20 69 73 20 73 74 6f 72 65 64 20 69 6e 20 63 6f 6e 73	urned.I2C.data.is.stored.in.cons
f5500	65 63 75 74 69 76 65 20 6c 6f 63 61 74 69 6f 6e 73 20 6f 66 20 6f 75 74 42 75 66 2e 0a 3c 62 72	ecutive.locations.of.outBuf..<br
f5520	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
f5540	62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73	b><br><br><code>Set&nbsp;address
f5560	26 6e 62 73 70 3b 30 78 35 33 3c 62 72 3e 73 74 61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26	&nbsp;0x53<br>start,&nbsp;write&
f5580	6e 62 73 70 3b 30 78 33 32 2c 26 6e 62 73 70 3b 28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b	nbsp;0x32,&nbsp;(re)start,&nbsp;
f55a0	72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f	read&nbsp;6&nbsp;bytes,&nbsp;sto
f55c0	70 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 31 45 3c	p<br>Set&nbsp;address&nbsp;0x1E<
f55e0	62 72 3e 73 74 61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 30 33 2c 26	br>start,&nbsp;write&nbsp;0x03,&
f5600	6e 62 73 70 3b 28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36	nbsp;(re)start,&nbsp;read&nbsp;6
f5620	26 6e 62 73 70 3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72 3e 53 65 74 26 6e 62	&nbsp;bytes,&nbsp;stop<br>Set&nb
f5640	73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 36 38 3c 62 72 3e 73 74 61 72 74 2c 26 6e	sp;address&nbsp;0x68<br>start,&n
f5660	62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 31 42 2c 26 6e 62 73 70 3b 28 72 65 29 73 74	bsp;write&nbsp;0x1B,&nbsp;(re)st
f5680	61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 62 79 74 65 73	art,&nbsp;read&nbsp;8&nbsp;bytes
f56a0	2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72 3e 45 6e 64 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e	,&nbsp;stop<br>End<br><br>0x04&n
f56c0	62 73 70 3b 30 78 35 33 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b	bsp;0x53<br>0x02&nbsp;0x07&nbsp;
f56e0	30 78 30 31 26 6e 62 73 70 3b 30 78 33 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	0x01&nbsp;0x32&nbsp;&nbsp;&nbsp;
f5700	30 78 30 32 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78	0x02&nbsp;0x06&nbsp;0x06&nbsp;0x
f5720	30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 31 45 3c 62 72 3e 30 78 30 32	03<br><br>0x04&nbsp;0x1E<br>0x02
f5740	26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 30 33 26 6e	&nbsp;0x07&nbsp;0x01&nbsp;0x03&n
f5760	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32 26 6e 62 73 70 3b 30 78 30 36 26 6e	bsp;&nbsp;&nbsp;0x02&nbsp;0x06&n
f5780	62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e	bsp;0x06&nbsp;0x03<br><br>0x04&n
f57a0	62 73 70 3b 30 78 36 38 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b	bsp;0x68<br>0x02&nbsp;0x07&nbsp;
f57c0	30 78 30 31 26 6e 62 73 70 3b 30 78 31 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	0x01&nbsp;0x1B&nbsp;&nbsp;&nbsp;
f57e0	30 78 30 32 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 38 26 6e 62 73 70 3b 30 78	0x02&nbsp;0x06&nbsp;0x08&nbsp;0x
f5800	30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	03<br><br>0x00<br></code><h3><a.
f5820	6e 61 6d 65 3d 22 62 62 5f 73 70 69 5f 6f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	name="bb_spi_open"></a><a.href="
f5840	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 5f	#int"><small>int</small></a>.bb_
f5860	73 70 69 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69	spi_open<small>(<a.href="#int">i
f5880	6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20	nt</a>.<a.href="#pi">pi</a>,.<a.
f58a0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
f58c0	20 68 72 65 66 3d 22 23 43 53 22 3e 43 53 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e	.href="#CS">CS</a>,.<a.href="#un
f58e0	73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 4d	signed">unsigned</a>.<a.href="#M
f5900	49 53 4f 22 3e 4d 49 53 4f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	ISO">MISO</a>,.<a.href="#unsigne
f5920	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 4d 4f 53 49 22 3e	d">unsigned</a>.<a.href="#MOSI">
f5940	4d 4f 53 49 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	MOSI</a>,.<a.href="#unsigned">un
f5960	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 53 43 4c 4b 22 3e 53 43 4c 4b 3c	signed</a>.<a.href="#SCLK">SCLK<
f5980	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	/a>,.<a.href="#unsigned">unsigne
f59a0	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 2c 20	d</a>.<a.href="#baud">baud</a>,.
f59c0	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
f59e0	20 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 66 6c 61 67 73 22 3e 73 70 69 5f 66 6c 61 67 73 3c	.<a.href="#spi_flags">spi_flags<
f5a00	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20	/a>)</small></h3>.This.function.
f5a20	73 65 6c 65 63 74 73 20 61 20 73 65 74 20 6f 66 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61	selects.a.set.of.GPIO.for.bit.ba
f5a40	6e 67 69 6e 67 20 53 50 49 20 61 74 20 61 0a 73 70 65 63 69 66 69 65 64 20 62 61 75 64 20 72 61	nging.SPI.at.a.specified.baud.ra
f5a60	74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	te..<br><br><code>&nbsp;&nbsp;&n
f5a80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26	bsp;&nbsp;&nbsp;&nbsp;&nbsp;pi:&
f5aa0	6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e	nbsp;&gt;=0&nbsp;(as&nbsp;return
f5ac0	65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f	ed&nbsp;by&nbsp;<a.href="#pigpio
f5ae0	5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e	_start">pigpio_start</a>).<br>&n
f5b00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
f5b20	70 3b 26 6e 62 73 70 3b 43 53 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26	p;&nbsp;CS:&nbsp;0-31<br>&nbsp;&
f5b40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 4d 49 53 4f 3a 26 6e 62 73	nbsp;&nbsp;&nbsp;&nbsp;MISO:&nbs
f5b60	70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;0-31<br>&nbsp;&nbsp;&nbsp;&nbs
f5b80	70 3b 26 6e 62 73 70 3b 4d 4f 53 49 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70	p;&nbsp;MOSI:&nbsp;0-31<br>&nbsp
f5ba0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 43 4c 4b 3a 26 6e	;&nbsp;&nbsp;&nbsp;&nbsp;SCLK:&n
f5bc0	62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;0-31<br>&nbsp;&nbsp;&nbsp;&n
f5be0	62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 35 30 2d 32 35 30 30 30 30 3c 62	bsp;&nbsp;baud:&nbsp;50-250000<b
f5c00	72 3e 73 70 69 5f 66 6c 61 67 73 3a 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77	r>spi_flags:&nbsp;see&nbsp;below
f5c20	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 73 70 69 5f 66 6c 61 67 73 20 63 6f 6e	<br></code><br><br>spi_flags.con
f5c40	73 69 73 74 73 20 6f 66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 32	sists.of.the.least.significant.2
f5c60	32 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 31 26 6e 62 73 70 3b 32 30	2.bits..<br><br><code>21&nbsp;20
f5c80	26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36	&nbsp;19&nbsp;18&nbsp;17&nbsp;16
f5ca0	26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32	&nbsp;15&nbsp;14&nbsp;13&nbsp;12
f5cc0	26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62	&nbsp;11&nbsp;10&nbsp;&nbsp;9&nb
f5ce0	73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;8&nbsp;&nbsp;7&nbsp;&nb
f5d00	73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e	sp;6&nbsp;&nbsp;5&nbsp;&nbsp;4&n
f5d20	62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;3&nbsp;&nbsp;2&nbsp;&n
f5d40	62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 30 26 6e 62	bsp;1&nbsp;&nbsp;0<br>&nbsp;0&nb
f5d60	73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;0&nbsp;&nbsp;0&nbsp;&nb
f5d80	73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e	sp;0&nbsp;&nbsp;0&nbsp;&nbsp;0&n
f5da0	62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;R&nbsp;&nbsp;T&nbsp;&n
f5dc0	62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26	bsp;0&nbsp;&nbsp;0&nbsp;&nbsp;0&
f5de0	6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26	nbsp;&nbsp;0&nbsp;&nbsp;0&nbsp;&
f5e00	6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30	nbsp;0&nbsp;&nbsp;0&nbsp;&nbsp;0
f5e20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	&nbsp;&nbsp;0&nbsp;&nbsp;0&nbsp;
f5e40	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;0&nbsp;&nbsp;p&nbsp;&nbsp;
f5e60	6d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	m&nbsp;&nbsp;m<br></code><br><br
f5e80	3e 6d 6d 20 64 65 66 69 6e 65 73 20 74 68 65 20 53 50 49 20 6d 6f 64 65 2c 20 64 65 66 61 75 6c	>mm.defines.the.SPI.mode,.defaul
f5ea0	74 73 20 74 6f 20 30 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 4d 6f 64 65 26 6e 62 73 70 3b	ts.to.0.<br><br><code>Mode&nbsp;
f5ec0	43 50 4f 4c 26 6e 62 73 70 3b 43 50 48 41 3c 62 72 3e 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26	CPOL&nbsp;CPHA<br>&nbsp;0&nbsp;&
f5ee0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&n
f5f00	62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;0<br>&nbsp;1&nbsp;&nbs
f5f20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;&nbsp;0&nbsp;&nbsp;&nbsp
f5f40	3b 26 6e 62 73 70 3b 31 3c 62 72 3e 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;1<br>&nbsp;2&nbsp;&nbsp;&
f5f60	6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;1&nbsp;&nbsp;&nbsp;&n
f5f80	62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;0<br>&nbsp;3&nbsp;&nbsp;&nbs
f5fa0	70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;1&nbsp;&nbsp;&nbsp;&nbsp
f5fc0	3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 70 20 69 73 20 30 20 69 66 20 43	;1<br></code><br><br>p.is.0.if.C
f5fe0	53 20 69 73 20 61 63 74 69 76 65 20 6c 6f 77 20 28 64 65 66 61 75 6c 74 29 20 61 6e 64 20 31 20	S.is.active.low.(default).and.1.
f6000	00 00 00 f1 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73	....<br>NOTE:.Any.hardware.PWM.s
f6020	74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 48 50 22 3e 48 50 3c 2f 61 3e 20 77	tarted.by.<a.href="#HP">HP</a>.w
f6040	69 6c 6c 0a 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 77 61	ill.be.cancelled..<br><br>The.wa
f6060	76 65 73 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 61 72 65 20 73 70 65 63 69 66	ves.to.be.transmitted.are.specif
f6080	69 65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 0a 3c 61 20 68 72 65 66 3d 22	ied.by.the.contents.of.<a.href="
f60a0	23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 77 68 69 63 68 20 63 6f 6e 74 61 69 6e 73 20 61 6e 20	#bvs">bvs</a>.which.contains.an.
f60c0	6f 72 64 65 72 65 64 20 6c 69 73 74 20 6f 66 20 77 61 76 65 5f 69 64 73 20 61 6e 64 20 6f 70 74	ordered.list.of.wave_ids.and.opt
f60e0	69 6f 6e 61 6c 0a 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 6e 64 20 72 65 6c 61 74 65 64 20	ional.command.codes.and.related.
f6100	64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 30 20 69 73 20	data..<br><br>Upon.success.0.is.
f6120	72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73	returned...On.error.a.negative.s
f6140	74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72	tatus.code.will.be.returned..<br
f6160	3e 3c 62 72 3e 45 61 63 68 20 77 61 76 65 20 69 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 69 6e	><br>Each.wave.is.transmitted.in
f6180	20 74 68 65 20 6f 72 64 65 72 20 73 70 65 63 69 66 69 65 64 2e 20 20 41 20 77 61 76 65 20 6d 61	.the.order.specified...A.wave.ma
f61a0	79 0a 6f 63 63 75 72 20 6d 75 6c 74 69 70 6c 65 20 74 69 6d 65 73 20 70 65 72 20 63 68 61 69 6e	y.occur.multiple.times.per.chain
f61c0	2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 62 6c 6f 63 6b 73 20 6f 66 20 77 61 76 65 73 20 6d 61 79 20	..<br><br>A.blocks.of.waves.may.
f61e0	62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6d 75 6c 74 69 70 6c 65 20 74 69 6d 65 73 20 62 79	be.transmitted.multiple.times.by
f6200	20 75 73 69 6e 67 0a 74 68 65 20 6c 6f 6f 70 20 63 6f 6d 6d 61 6e 64 73 2e 20 54 68 65 20 62 6c	.using.the.loop.commands..The.bl
f6220	6f 63 6b 20 69 73 20 62 72 61 63 6b 65 74 65 64 20 62 79 20 6c 6f 6f 70 20 73 74 61 72 74 20 61	ock.is.bracketed.by.loop.start.a
f6240	6e 64 0a 65 6e 64 20 63 6f 6d 6d 61 6e 64 73 2e 20 20 4c 6f 6f 70 73 20 6d 61 79 20 62 65 20 6e	nd.end.commands...Loops.may.be.n
f6260	65 73 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 44 65 6c 61 79 73 20 62 65 74 77 65 65 6e 20 77 61	ested..<br><br>Delays.between.wa
f6280	76 65 73 20 6d 61 79 20 62 65 20 61 64 64 65 64 20 77 69 74 68 20 74 68 65 20 64 65 6c 61 79 20	ves.may.be.added.with.the.delay.
f62a0	63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63	command..<br><br>The.following.c
f62c0	6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e	ommand.codes.are.supported:.<br>
f62e0	3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e	<br><table.border="1".cellpaddin
f6300	67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72	g="2".cellspacing="2"><tbody><tr
f6320	3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64	><td>Name</td><td>Cmd.&.Data</td
f6340	3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 6f	><td>Meaning</td></tr><tr><td>Lo
f6360	6f 70 20 53 74 61 72 74 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 30 3c 2f 74 64 3e 3c 74 64 3e 49	op.Start</td><td>255.0</td><td>I
f6380	64 65 6e 74 69 66 79 20 73 74 61 72 74 20 6f 66 20 61 20 77 61 76 65 20 62 6c 6f 63 6b 3c 2f 74	dentify.start.of.a.wave.block</t
f63a0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 52 65 70 65 61 74 3c 2f 74 64 3e 3c	d></tr><tr><td>Loop.Repeat</td><
f63c0	74 64 3e 32 35 35 20 31 20 78 20 79 3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70 20 78 20 2b 20 79 2a	td>255.1.x.y</td><td>loop.x.+.y*
f63e0	32 35 36 20 74 69 6d 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 44 65 6c 61 79	256.times</td></tr><tr><td>Delay
f6400	3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 32 20 78 20 79 3c 2f 74 64 3e 3c 74 64 3e 64 65 6c 61 79	</td><td>255.2.x.y</td><td>delay
f6420	20 78 20 2b 20 79 2a 32 35 36 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72	.x.+.y*256.microseconds</td></tr
f6440	3e 3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 46 6f 72 65 76 65 72 3c 2f 74 64 3e 3c 74 64 3e 32 35	><tr><td>Loop.Forever</td><td>25
f6460	35 20 33 3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70 20 66 6f 72 65 76 65 72 3c 2f 74 64 3e 3c 2f 74	5.3</td><td>loop.forever</td></t
f6480	72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 49 66 20 70 72 65	r></tbody></table><br><br>If.pre
f64a0	73 65 6e 74 20 4c 6f 6f 70 20 46 6f 72 65 76 65 72 20 6d 75 73 74 20 62 65 20 74 68 65 20 6c 61	sent.Loop.Forever.must.be.the.la
f64c0	73 74 20 65 6e 74 72 79 20 69 6e 20 74 68 65 20 63 68 61 69 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54	st.entry.in.the.chain..<br><br>T
f64e0	68 65 20 63 6f 64 65 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 64 69 6d 65 6e 73 69 6f 6e 65 64	he.code.is.currently.dimensioned
f6500	20 74 6f 20 73 75 70 70 6f 72 74 20 61 20 63 68 61 69 6e 20 77 69 74 68 20 72 6f 75 67 68 6c 79	.to.support.a.chain.with.roughly
f6520	0a 36 30 30 20 65 6e 74 72 69 65 73 20 61 6e 64 20 32 30 20 6c 6f 6f 70 20 63 6f 75 6e 74 65 72	.600.entries.and.20.loop.counter
f6540	73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	s..<br><br><b><small>Example</sm
f6560	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 21 2f 62 69 6e 2f 62 61 73	all></b><br><br><code>#!/bin/bas
f6580	68 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 3d 34 3c 62 72 3e 57 41 56 45 53 3d 35 3c 62 72 3e 3c 62	h<br><br>GPIO=4<br>WAVES=5<br><b
f65a0	72 3e 70 69 67 73 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b 24 47 50 49 4f 26 6e 62 73 70 3b 77 3c	r>pigs&nbsp;m&nbsp;$GPIO&nbsp;w<
f65c0	62 72 3e 3c 62 72 3e 66 6f 72 26 6e 62 73 70 3b 28 28 69 3d 30 3b 26 6e 62 73 70 3b 69 26 6c 74	br><br>for&nbsp;((i=0;&nbsp;i&lt
f65e0	3b 24 57 41 56 45 53 3b 26 6e 62 73 70 3b 69 2b 2b 29 29 3c 62 72 3e 64 6f 3c 62 72 3e 26 6e 62	;$WAVES;&nbsp;i++))<br>do<br>&nb
f6600	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 61 67 26 6e 62	sp;&nbsp;&nbsp;pigs&nbsp;wvag&nb
f6620	73 70 3b 24 28 28 31 26 6c 74 3b 26 6c 74 3b 47 50 49 4f 29 29 26 6e 62 73 70 3b 30 26 6e 62 73	sp;$((1&lt;&lt;GPIO))&nbsp;0&nbs
f6640	70 3b 32 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 24 28 28 31 26 6c 74 3b 26 6c 74 3b 47 50 49	p;20&nbsp;0&nbsp;$((1&lt;&lt;GPI
f6660	4f 29 29 26 6e 62 73 70 3b 24 28 28 28 69 2b 31 29 2a 32 30 30 29 29 3c 62 72 3e 26 6e 62 73 70	O))&nbsp;$(((i+1)*200))<br>&nbsp
f6680	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 5b 69 5d 3d 24 28 70 69 67 73 26 6e 62 73 70 3b 77 76	;&nbsp;&nbsp;w[i]=$(pigs&nbsp;wv
f66a0	63 72 65 29 3c 62 72 3e 64 6f 6e 65 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b 74 72 61 6e 73	cre)<br>done<br><br>#&nbsp;trans
f66c0	6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 34 2b 33 2b 32 3c 62 72 3e 23 26 6e	mit&nbsp;waves&nbsp;4+3+2<br>#&n
f66e0	62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74 61 72 74 3c 62 72 3e 23 26 6e 62 73 70 3b 26 6e	bsp;loop&nbsp;start<br>#&nbsp;&n
f6700	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61	bsp;&nbsp;&nbsp;transmit&nbsp;wa
f6720	76 65 73 26 6e 62 73 70 3b 30 2b 30 2b 30 3c 62 72 3e 23 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	ves&nbsp;0+0+0<br>#&nbsp;&nbsp;&
f6740	6e 62 73 70 3b 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74 61 72 74 3c 62 72 3e 23 26	nbsp;&nbsp;loop&nbsp;start<br>#&
f6760	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
f6780	73 70 3b 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73	sp;&nbsp;transmit&nbsp;waves&nbs
f67a0	70 3b 30 2b 31 3c 62 72 3e 23 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;0+1<br>#&nbsp;&nbsp;&nbsp;&nbs
f67c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73 70 3b 35	p;&nbsp;&nbsp;&nbsp;delay&nbsp;5
f67e0	30 30 30 75 73 3c 62 72 3e 23 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	000us<br>#&nbsp;&nbsp;&nbsp;&nbs
f6800	70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73	p;loop&nbsp;end&nbsp;(repeat&nbs
f6820	70 3b 33 30 26 6e 62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 23 26 6e 62 73 70 3b 26 6e 62 73 70	p;30&nbsp;times)<br>#&nbsp;&nbsp
f6840	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74 61 72 74 3c 62 72 3e	;&nbsp;&nbsp;loop&nbsp;start<br>
f6860	23 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	#&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
f6880	6e 62 73 70 3b 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e	nbsp;&nbsp;transmit&nbsp;waves&n
f68a0	62 73 70 3b 32 2b 33 2b 30 3c 62 72 3e 23 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;2+3+0<br>#&nbsp;&nbsp;&nbsp;
f68c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74	&nbsp;&nbsp;&nbsp;&nbsp;transmit
f68e0	26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 33 2b 31 2b 32 3c 62 72 3e 23 26 6e 62 73 70	&nbsp;waves&nbsp;3+1+2<br>#&nbsp
f6900	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64	;&nbsp;&nbsp;&nbsp;loop&nbsp;end
f6920	26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 74 69 6d 65 73	&nbsp;(repeat&nbsp;10&nbsp;times
f6940	29 3c 62 72 3e 23 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28	)<br>#&nbsp;loop&nbsp;end&nbsp;(
f6960	72 65 70 65 61 74 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 23 26 6e	repeat&nbsp;5&nbsp;times)<br>#&n
f6980	62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 34 2b 34	bsp;transmit&nbsp;waves&nbsp;4+4
f69a0	2b 34 3c 62 72 3e 23 26 6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73 70 3b 32 30 30 30 30 75 73 3c	+4<br>#&nbsp;delay&nbsp;20000us<
f69c0	62 72 3e 23 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62	br>#&nbsp;transmit&nbsp;waves&nb
f69e0	73 70 3b 30 2b 30 2b 30 3c 62 72 3e 3c 62 72 3e 70 69 67 73 26 6e 62 73 70 3b 77 76 63 68 61 26	sp;0+0+0<br><br>pigs&nbsp;wvcha&
f6a00	6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 24 7b 77 5b	nbsp;\<br>&nbsp;&nbsp;&nbsp;${w[
f6a20	34 5d 7d 26 6e 62 73 70 3b 24 7b 77 5b 33 5d 7d 26 6e 62 73 70 3b 24 7b 77 5b 32 5d 7d 26 6e 62	4]}&nbsp;${w[3]}&nbsp;${w[2]}&nb
f6a40	73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 26 6e 62	sp;\<br>&nbsp;&nbsp;&nbsp;255&nb
f6a60	73 70 3b 30 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;0&nbsp;\<br>&nbsp;&nbsp;&nbsp
f6a80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 24 7b 77 5b 30 5d 7d 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;${w[0]}&nbsp;
f6aa0	24 7b 77 5b 30 5d 7d 26 6e 62 73 70 3b 24 7b 77 5b 30 5d 7d 26 6e 62 73 70 3b 5c 3c 62 72 3e 26	${w[0]}&nbsp;${w[0]}&nbsp;\<br>&
f6ac0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
f6ae0	73 70 3b 32 35 35 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	sp;255&nbsp;0&nbsp;\<br>&nbsp;&n
f6b00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
f6b20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 24 7b 77 5b 30 5d 7d 26 6e 62 73 70 3b 24 7b 77 5b 31	p;&nbsp;&nbsp;${w[0]}&nbsp;${w[1
f6b40	5d 7d 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	]}&nbsp;\<br>&nbsp;&nbsp;&nbsp;&
f6b60	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
f6b80	73 70 3b 32 35 35 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 30 78 38 38 26 6e 62 73 70 3b 30 78 31	sp;255&nbsp;2&nbsp;0x88&nbsp;0x1
f6ba0	33 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	3&nbsp;\<br>&nbsp;&nbsp;&nbsp;&n
f6bc0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b	bsp;&nbsp;&nbsp;255&nbsp;1&nbsp;
f6be0	33 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	30&nbsp;0&nbsp;\<br>&nbsp;&nbsp;
f6c00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;255&nbsp
f6c20	3b 30 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;0&nbsp;\<br>&nbsp;&nbsp;&nbsp;&
f6c40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
f6c60	73 70 3b 24 7b 77 5b 32 5d 7d 26 6e 62 73 70 3b 24 7b 77 5b 33 5d 7d 26 6e 62 73 70 3b 24 7b 77	sp;${w[2]}&nbsp;${w[3]}&nbsp;${w
f6c80	5b 30 5d 7d 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	[0]}&nbsp;\<br>&nbsp;&nbsp;&nbsp
f6ca0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
f6cc0	6e 62 73 70 3b 24 7b 77 5b 33 5d 7d 26 6e 62 73 70 3b 24 7b 77 5b 31 5d 7d 26 6e 62 73 70 3b 24	nbsp;${w[3]}&nbsp;${w[1]}&nbsp;$
f6ce0	7b 77 5b 32 5d 7d 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	{w[2]}&nbsp;\<br>&nbsp;&nbsp;&nb
f6d00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 26 6e 62 73 70 3b 31 26	sp;&nbsp;&nbsp;&nbsp;255&nbsp;1&
f6d20	6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26	nbsp;10&nbsp;0&nbsp;\<br>&nbsp;&
f6d40	6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 35 26 6e 62 73	nbsp;&nbsp;255&nbsp;1&nbsp;5&nbs
f6d60	70 3b 30 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;0&nbsp;\<br>&nbsp;&nbsp;&nbsp;
f6d80	24 7b 77 5b 34 5d 7d 26 6e 62 73 70 3b 24 7b 77 5b 34 5d 7d 26 6e 62 73 70 3b 24 7b 77 5b 34 5d	${w[4]}&nbsp;${w[4]}&nbsp;${w[4]
f6da0	7d 26 6e 62 73 70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35	}&nbsp;\<br>&nbsp;&nbsp;&nbsp;25
f6dc0	35 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 30 78 32 30 26 6e 62 73 70 3b 30 78 34 45 26 6e 62 73	5&nbsp;2&nbsp;0x20&nbsp;0x4E&nbs
f6de0	70 3b 5c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 24 7b 77 5b 30 5d 7d	p;\<br>&nbsp;&nbsp;&nbsp;${w[0]}
f6e00	26 6e 62 73 70 3b 24 7b 77 5b 30 5d 7d 26 6e 62 73 70 3b 24 7b 77 5b 30 5d 7d 3c 62 72 3e 3c 62	&nbsp;${w[0]}&nbsp;${w[0]}<br><b
f6e20	72 3e 77 68 69 6c 65 26 6e 62 73 70 3b 5b 5b 26 6e 62 73 70 3b 24 28 70 69 67 73 26 6e 62 73 70	r>while&nbsp;[[&nbsp;$(pigs&nbsp
f6e40	3b 77 76 62 73 79 29 26 6e 62 73 70 3b 2d 65 71 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 5d 5d 3b	;wvbsy)&nbsp;-eq&nbsp;1&nbsp;]];
f6e60	26 6e 62 73 70 3b 64 6f 26 6e 62 73 70 3b 73 6c 65 65 70 26 6e 62 73 70 3b 30 2e 31 3b 26 6e 62	&nbsp;do&nbsp;sleep&nbsp;0.1;&nb
f6e80	73 70 3b 64 6f 6e 65 3c 62 72 3e 3c 62 72 3e 66 6f 72 26 6e 62 73 70 3b 28 28 69 3d 30 3b 26 6e	sp;done<br><br>for&nbsp;((i=0;&n
f6ea0	62 73 70 3b 69 26 6c 74 3b 24 57 41 56 45 53 3b 26 6e 62 73 70 3b 69 2b 2b 29 29 3b 26 6e 62 73	bsp;i&lt;$WAVES;&nbsp;i++));&nbs
f6ec0	70 3b 64 6f 26 6e 62 73 70 3b 65 63 68 6f 26 6e 62 73 70 3b 24 7b 77 5b 69 5d 7d 3b 26 6e 62 73	p;do&nbsp;echo&nbsp;${w[i]};&nbs
f6ee0	70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 64 65 6c 26 6e 62 73 70 3b 24 7b 77 5b 69 5d 7d 3b 26	p;pigs&nbsp;wvdel&nbsp;${w[i]};&
f6f00	6e 62 73 70 3b 64 6f 6e 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	nbsp;done<br></code><h3><a.name=
f6f20	22 57 56 43 4c 52 22 3e 57 56 43 4c 52 3c 2f 61 3e 0a 20 2d 20 43 6c 65 61 72 20 61 6c 6c 20 77	"WVCLR">WVCLR</a>..-.Clear.all.w
f6f40	61 76 65 66 6f 72 6d 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 63 6c 65 61 72 73	aveforms</h3>This.command.clears
f6f60	20 61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 68 69 6e 67 20	.all.waveforms..<br><br>Nothing.
f6f80	69 73 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	is.returned..<br><br><b><small>E
f6fa0	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
f6fc0	24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 63 6c 72 3c 62 72 3e 3c 2f 63 6f 64 65	$&nbsp;pigs&nbsp;wvclr<br></code
f6fe0	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 56 43 52 45 22 3e 57 56 43 52 45 3c 2f 61 3e 0a 20	><h3><a.name="WVCRE">WVCRE</a>..
f7000	00 00 00 f6 65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e	....es.of.data</td></tr></tbody>
f7020	3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 2c 20 72 65 61	</table><br><br>The.address,.rea
f7040	64 2c 20 61 6e 64 20 77 72 69 74 65 20 63 6f 6d 6d 61 6e 64 73 20 74 61 6b 65 20 61 20 70 61 72	d,.and.write.commands.take.a.par
f7060	61 6d 65 74 65 72 20 50 2e 0a 4e 6f 72 6d 61 6c 6c 79 20 50 20 69 73 20 6f 6e 65 20 62 79 74 65	ameter.P..Normally.P.is.one.byte
f7080	20 28 30 2d 32 35 35 29 2e 20 20 49 66 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 69 73 20 70 72 65	.(0-255)...If.the.command.is.pre
f70a0	63 65 64 65 64 20 62 79 0a 74 68 65 20 45 73 63 61 70 65 20 63 6f 6d 6d 61 6e 64 20 74 68 65 6e	ceded.by.the.Escape.command.then
f70c0	20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 20 28 30 2d 36 35 35 33 35 2c 20 6c 65 61 73 74 20	.P.is.two.bytes.(0-65535,.least.
f70e0	73 69 67 6e 69 66 69 63 61 6e 74 0a 62 79 74 65 20 66 69 72 73 74 29 2e 0a 3c 62 72 3e 3c 62 72	significant.byte.first)..<br><br
f7100	3e 54 68 65 20 61 64 64 72 65 73 73 20 64 65 66 61 75 6c 74 73 20 74 6f 20 74 68 61 74 20 61 73	>The.address.defaults.to.that.as
f7120	73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 54 68 65 20 66 6c	sociated.with.the.handle..The.fl
f7140	61 67 73 20 64 65 66 61 75 6c 74 20 74 6f 20 30 2e 20 20 54 68 65 20 61 64 64 72 65 73 73 20 61	ags.default.to.0...The.address.a
f7160	6e 64 20 66 6c 61 67 73 20 6d 61 69 6e 74 61 69 6e 20 74 68 65 69 72 0a 70 72 65 76 69 6f 75 73	nd.flags.maintain.their.previous
f7180	20 76 61 6c 75 65 20 75 6e 74 69 6c 20 75 70 64 61 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68	.value.until.updated..<br><br>Th
f71a0	65 20 72 65 74 75 72 6e 65 64 20 49 32 43 20 64 61 74 61 20 69 73 20 73 74 6f 72 65 64 20 69 6e	e.returned.I2C.data.is.stored.in
f71c0	20 63 6f 6e 73 65 63 75 74 69 76 65 20 6c 6f 63 61 74 69 6f 6e 73 20 6f 66 20 6f 75 74 42 75 66	.consecutive.locations.of.outBuf
f71e0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61	..<br><br><b><small>Example</sma
f7200	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 65 74 26 6e 62 73 70 3b 61 64	ll></b><br><br><code>Set&nbsp;ad
f7220	64 72 65 73 73 26 6e 62 73 70 3b 30 78 35 33 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70	dress&nbsp;0x53,&nbsp;write&nbsp
f7240	3b 30 78 33 32 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74	;0x32,&nbsp;read&nbsp;6&nbsp;byt
f7260	65 73 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 31 45	es<br>Set&nbsp;address&nbsp;0x1E
f7280	2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 30 33 2c 26 6e 62 73 70 3b 72 65 61	,&nbsp;write&nbsp;0x03,&nbsp;rea
f72a0	64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b	d&nbsp;6&nbsp;bytes<br>Set&nbsp;
f72c0	61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 36 38 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62	address&nbsp;0x68,&nbsp;write&nb
f72e0	73 70 3b 30 78 31 42 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 62	sp;0x1B,&nbsp;read&nbsp;8&nbsp;b
f7300	79 74 65 73 3c 62 72 3e 45 6e 64 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 35	ytes<br>End<br><br>0x04&nbsp;0x5
f7320	33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30	3&nbsp;&nbsp;&nbsp;0x07&nbsp;0x0
f7340	31 26 6e 62 73 70 3b 30 78 33 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30	1&nbsp;0x32&nbsp;&nbsp;&nbsp;0x0
f7360	36 26 6e 62 73 70 3b 30 78 30 36 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 31 45 26 6e 62	6&nbsp;0x06<br>0x04&nbsp;0x1E&nb
f7380	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62	sp;&nbsp;&nbsp;0x07&nbsp;0x01&nb
f73a0	73 70 3b 30 78 30 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62	sp;0x03&nbsp;&nbsp;&nbsp;0x06&nb
f73c0	73 70 3b 30 78 30 36 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 36 38 26 6e 62 73 70 3b 26	sp;0x06<br>0x04&nbsp;0x68&nbsp;&
f73e0	6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30	nbsp;&nbsp;0x07&nbsp;0x01&nbsp;0
f7400	78 31 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30	x1B&nbsp;&nbsp;&nbsp;0x06&nbsp;0
f7420	78 30 38 3c 62 72 3e 30 78 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	x08<br>0x00<br></code><h3><a.nam
f7440	65 3d 22 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	e="bb_i2c_open"></a><a.href="#in
f7460	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 5f 69 32 63	t"><small>int</small></a>.bb_i2c
f7480	5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c	_open<small>(<a.href="#int">int<
f74a0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	/a>.<a.href="#pi">pi</a>,.<a.hre
f74c0	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
f74e0	65 66 3d 22 23 53 44 41 22 3e 53 44 41 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	ef="#SDA">SDA</a>,.<a.href="#uns
f7500	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 53 43	igned">unsigned</a>.<a.href="#SC
f7520	4c 22 3e 53 43 4c 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	L">SCL</a>,.<a.href="#unsigned">
f7540	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75	unsigned</a>.<a.href="#baud">bau
f7560	64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f	d</a>)</small></h3>.This.functio
f7580	6e 20 73 65 6c 65 63 74 73 20 61 20 70 61 69 72 20 6f 66 20 47 50 49 4f 20 66 6f 72 20 62 69 74	n.selects.a.pair.of.GPIO.for.bit
f75a0	20 62 61 6e 67 69 6e 67 20 49 32 43 20 61 74 20 61 0a 73 70 65 63 69 66 69 65 64 20 62 61 75 64	.banging.I2C.at.a.specified.baud
f75c0	20 72 61 74 65 2e 0a 3c 62 72 3e 3c 62 72 3e 42 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 20 61	.rate..<br><br>Bit.banging.I2C.a
f75e0	6c 6c 6f 77 73 20 66 6f 72 20 63 65 72 74 61 69 6e 20 6f 70 65 72 61 74 69 6f 6e 73 20 77 68 69	llows.for.certain.operations.whi
f7600	63 68 20 61 72 65 20 6e 6f 74 20 70 6f 73 73 69 62 6c 65 0a 77 69 74 68 20 74 68 65 20 73 74 61	ch.are.not.possible.with.the.sta
f7620	6e 64 61 72 64 20 49 32 43 20 64 72 69 76 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 6f 20 62 61 75 64	ndard.I2C.driver..<br><br>o.baud
f7640	20 72 61 74 65 73 20 61 73 20 6c 6f 77 20 61 73 20 35 30 3c 62 72 3e 0a 6f 20 72 65 70 65 61 74	.rates.as.low.as.50<br>.o.repeat
f7660	65 64 20 73 74 61 72 74 73 3c 62 72 3e 0a 6f 20 63 6c 6f 63 6b 20 73 74 72 65 74 63 68 69 6e 67	ed.starts<br>.o.clock.stretching
f7680	3c 62 72 3e 0a 6f 20 49 32 43 20 6f 6e 20 61 6e 79 20 70 61 69 72 20 6f 66 20 73 70 61 72 65 20	<br>.o.I2C.on.any.pair.of.spare.
f76a0	47 50 49 4f 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70	GPIO.<br><br><code>&nbsp;&nbsp;p
f76c0	69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74	i:&nbsp;&gt;=0&nbsp;(as&nbsp;ret
f76e0	75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67	urned&nbsp;by&nbsp;<a.href="#pig
f7700	70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72	pio_start">pigpio_start</a>).<br
f7720	3e 26 6e 62 73 70 3b 53 44 41 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 53	>&nbsp;SDA:&nbsp;0-31<br>&nbsp;S
f7740	43 4c 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 62 61 75 64 3a 26 6e 62 73 70 3b 35 30 2d 35	CL:&nbsp;0-31<br>baud:&nbsp;50-5
f7760	30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20	00000<br></code><br><br>Returns.
f7780	30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47	0.if.OK,.otherwise.PI_BAD_USER_G
f77a0	50 49 4f 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 42 41 55 44 2c 20 6f 72 0a 50 49 5f 47 50 49 4f	PIO,.PI_BAD_I2C_BAUD,.or.PI_GPIO
f77c0	5f 49 4e 5f 55 53 45 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 0a 3c 62 72 3e 3c 62 72 3e 54	_IN_USE..<br><br>NOTE:.<br><br>T
f77e0	68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 53 44 41 20 61 6e 64 20 53 43 4c 20 6d 75 73	he.GPIO.used.for.SDA.and.SCL.mus
f7800	74 20 68 61 76 65 20 70 75 6c 6c 2d 75 70 73 20 74 6f 20 33 56 33 20 63 6f 6e 6e 65 63 74 65 64	t.have.pull-ups.to.3V3.connected
f7820	2e 20 20 41 73 0a 61 20 67 75 69 64 65 20 74 68 65 20 68 61 72 64 77 61 72 65 20 70 75 6c 6c 2d	...As.a.guide.the.hardware.pull-
f7840	75 70 73 20 6f 6e 20 70 69 6e 73 20 33 20 61 6e 64 20 35 20 61 72 65 20 31 6b 38 20 69 6e 20 76	ups.on.pins.3.and.5.are.1k8.in.v
f7860	61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 69 32 63 5f 63 6c 6f 73 65 22	alue..<h3><a.name="bb_i2c_close"
f7880	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
f78a0	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 5f 69 32 63 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c	small></a>.bb_i2c_close<small>(<
f78c0	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	a.href="#int">int</a>.<a.href="#
f78e0	70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	pi">pi</a>,.<a.href="#unsigned">
f7900	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 53 44 41 22 3e 53 44 41 3c	unsigned</a>.<a.href="#SDA">SDA<
f7920	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20	/a>)</small></h3>.This.function.
f7940	73 74 6f 70 73 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 20 6f 6e 20 61 20 70 61 69 72 20	stops.bit.banging.I2C.on.a.pair.
f7960	6f 66 20 47 50 49 4f 20 70 72 65 76 69 6f 75 73 6c 79 0a 6f 70 65 6e 65 64 20 77 69 74 68 20 3c	of.GPIO.previously.opened.with.<
f7980	61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e 62 62 5f 69 32 63 5f 6f 70 65	a.href="#bb_i2c_open">bb_i2c_ope
f79a0	6e 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 70 69 3a 26 6e	n</a>..<br><br><code>&nbsp;pi:&n
f79c0	62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	bsp;&gt;=0&nbsp;(as&nbsp;returne
f79e0	64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f	d&nbsp;by&nbsp;<a.href="#pigpio_
f7a00	73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 53 44 41	start">pigpio_start</a>).<br>SDA
f7a20	3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 53 44 41 26 6e	:&nbsp;0-31,&nbsp;the&nbsp;SDA&n
f7a40	62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b	bsp;GPIO&nbsp;used&nbsp;in&nbsp;
f7a60	61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e	a&nbsp;prior&nbsp;call&nbsp;to&n
f7a80	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e 62 62 5f 69 32	bsp;<a.href="#bb_i2c_open">bb_i2
f7aa0	63 5f 6f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74	c_open</a><br></code><br><br>Ret
f7ac0	75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55	urns.0.if.OK,.otherwise.PI_BAD_U
f7ae0	53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 4e 4f 54 5f 49 32 43 5f 47 50 49 4f 2e 0a 3c 68	SER_GPIO,.or.PI_NOT_I2C_GPIO..<h
f7b00	33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 69 32 63 5f 7a 69 70 22 3e 3c 2f 61 3e 3c 61 20 68 72	3><a.name="bb_i2c_zip"></a><a.hr
f7b20	65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	ef="#int"><small>int</small></a>
f7b40	20 62 62 5f 69 32 63 5f 7a 69 70 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	.bb_i2c_zip<small>(<a.href="#int
f7b60	22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20	">int</a>.<a.href="#pi">pi</a>,.
f7b80	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
f7ba0	20 3c 61 20 68 72 65 66 3d 22 23 53 44 41 22 3e 53 44 41 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	.<a.href="#SDA">SDA</a>,.<a.href
f7bc0	3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 69 6e 42	="#char">char</a>.<a.href="#*inB
f7be0	75 66 22 3e 2a 69 6e 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	uf">*inBuf</a>,.<a.href="#unsign
f7c00	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 4c 65 6e	ed">unsigned</a>.<a.href="#inLen
f7c20	22 3e 69 6e 4c 65 6e 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61	">inLen</a>,.<a.href="#char">cha
f7c40	72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 6f 75 74 42 75 66 22 3e 2a 6f 75 74 42 75 66	r</a>.<a.href="#*outBuf">*outBuf
f7c60	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
f7c80	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6f 75 74 4c 65 6e 22 3e 6f 75 74 4c 65 6e 3c	ed</a>.<a.href="#outLen">outLen<
f7ca0	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20	/a>)</small></h3>.This.function.
f7cc0	65 78 65 63 75 74 65 73 20 61 20 73 65 71 75 65 6e 63 65 20 6f 66 20 62 69 74 20 62 61 6e 67 65	executes.a.sequence.of.bit.bange
f7ce0	64 20 49 32 43 20 6f 70 65 72 61 74 69 6f 6e 73 2e 20 20 54 68 65 0a 6f 70 65 72 61 74 69 6f 6e	d.I2C.operations...The.operation
f7d00	73 20 74 6f 20 62 65 20 70 65 72 66 6f 72 6d 65 64 20 61 72 65 20 73 70 65 63 69 66 69 65 64 20	s.to.be.performed.are.specified.
f7d20	62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 69 6e 42 75 66 0a 77 68 69 63 68 20 63	by.the.contents.of.inBuf.which.c
f7d40	6f 6e 74 61 69 6e 73 20 74 68 65 20 63 6f 6e 63 61 74 65 6e 61 74 65 64 20 63 6f 6d 6d 61 6e 64	ontains.the.concatenated.command
f7d60	20 63 6f 64 65 73 20 61 6e 64 20 61 73 73 6f 63 69 61 74 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e	.codes.and.associated.data..<br>
f7d80	3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br><code>&nbsp;&nbsp;&nbsp;&nbs
f7da0	70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b	p;pi:&nbsp;&gt;=0&nbsp;(as&nbsp;
f7dc0	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23	returned&nbsp;by&nbsp;<a.href="#
f7de0	70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e	pigpio_start">pigpio_start</a>).
f7e00	3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 44 41 3a 26 6e 62 73 70 3b	<br>&nbsp;&nbsp;&nbsp;SDA:&nbsp;
f7e20	30 2d 33 31 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 69 6e 26	0-31&nbsp;(as&nbsp;used&nbsp;in&
f7e40	6e 62 73 70 3b 61 26 6e 62 73 70 3b 70 72 69 6f 72 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70	nbsp;a&nbsp;prior&nbsp;call&nbsp
f7e60	3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 6f 70 65 6e 22 3e	;to&nbsp;<a.href="#bb_i2c_open">
f7e80	62 62 5f 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 26 6e 62 73 70 3b 69 6e 42 75 66 3a	bb_i2c_open</a>)<br>&nbsp;inBuf:
f7ea0	26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e	&nbsp;pointer&nbsp;to&nbsp;the&n
f7ec0	62 73 70 3b 63 6f 6e 63 61 74 65 6e 61 74 65 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 63	bsp;concatenated&nbsp;I2C&nbsp;c
f7ee0	6f 6d 6d 61 6e 64 73 2c 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e	ommands,&nbsp;see&nbsp;below<br>
f7f00	26 6e 62 73 70 3b 69 6e 4c 65 6e 3a 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66 26 6e	&nbsp;inLen:&nbsp;size&nbsp;of&n
f7f20	62 73 70 3b 63 6f 6d 6d 61 6e 64 26 6e 62 73 70 3b 62 75 66 66 65 72 3c 62 72 3e 6f 75 74 42 75	bsp;command&nbsp;buffer<br>outBu
f7f40	66 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 75 66	f:&nbsp;pointer&nbsp;to&nbsp;buf
f7f60	66 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 72 65 74 75 72	fer&nbsp;to&nbsp;hold&nbsp;retur
f7f80	6e 65 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 6f 75 74 4c 65 6e 3a 26 6e 62 73 70 3b 73 69	ned&nbsp;data<br>outLen:&nbsp;si
f7fa0	7a 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6f 75 74 70 75 74 26 6e 62 73 70 3b 62 75 66 66	ze&nbsp;of&nbsp;output&nbsp;buff
f7fc0	65 72 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74	er<br></code><br><br>Returns.&gt
f7fe0	3b 3d 20 30 20 69 66 20 4f 4b 20 28 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20	;=.0.if.OK.(the.number.of.bytes.
f8000	00 00 00 f8 63 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74	....ce<small>(<a.href="#int">int
f8020	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72	</a>.<a.href="#pi">pi</a>,.<a.hr
f8040	65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68	ef="#unsigned">unsigned</a>.<a.h
f8060	72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	ref="#handle">handle</a>,.<a.hre
f8080	66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75	f="#char">char</a>.<a.href="#*bu
f80a0	66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	f">*buf</a>,.<a.href="#unsigned"
f80c0	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63	>unsigned</a>.<a.href="#count">c
f80e0	6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61 64	ount</a>)</small></h3>.This.read
f8100	73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 72 61 77 20 64 65 76 69 63	s.count.bytes.from.the.raw.devic
f8120	65 20 69 6e 74 6f 20 62 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b	e.into.buf..<br><br><code>&nbsp;
f8140	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	&nbsp;&nbsp;&nbsp;pi:&nbsp;&gt;=
f8160	30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0&nbsp;(as&nbsp;returned&nbsp;by
f8180	26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69	&nbsp;<a.href="#pigpio_start">pi
f81a0	67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70	gpio_start</a>).<br>handle:&nbsp
f81c0	3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0,&nbsp;as&nbsp;returned&n
f81e0	62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26	bsp;by&nbsp;a&nbsp;call&nbsp;to&
f8200	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65	nbsp;<a.href="#i2c_open">i2c_ope
f8220	6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a	n</a>.<br>&nbsp;&nbsp;&nbsp;buf:
f8240	26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	&nbsp;an&nbsp;array&nbsp;to&nbsp
f8260	3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70	;receive&nbsp;the&nbsp;read&nbsp
f8280	3b 64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74	;data&nbsp;bytes.<br>&nbsp;count
f82a0	3a 26 6e 62 73 70 3b 26 67 74 3b 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62	:&nbsp;&gt;0,&nbsp;the&nbsp;numb
f82c0	65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62	er&nbsp;of&nbsp;bytes&nbsp;to&nb
f82e0	73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	sp;read.<br></code><br><br>Retur
f8300	6e 73 20 63 6f 75 6e 74 20 28 26 67 74 3b 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73	ns.count.(&gt;0).if.OK,.otherwis
f8320	65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f	e.PI_BAD_HANDLE,.PI_BAD_PARAM,.o
f8340	72 0a 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	r.PI_I2C_READ_FAILED..<br><br><c
f8360	6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d	ode>S&nbsp;Addr&nbsp;Rd&nbsp;[A]
f8380	26 6e 62 73 70 3b 5b 62 75 66 30 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 62 75 66 31 5d 26	&nbsp;[buf0]&nbsp;A&nbsp;[buf1]&
f83a0	6e 62 73 70 3b 41 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 62 75 66	nbsp;A&nbsp;...&nbsp;A&nbsp;[buf
f83c0	6e 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	n]&nbsp;NA&nbsp;P<br></code><h3>
f83e0	3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65 22 3e 3c 2f 61 3e 3c	<a.name="i2c_write_device"></a><
f8400	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
f8420	3c 2f 61 3e 20 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20	</a>.i2c_write_device<small>(<a.
f8440	68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69	href="#int">int</a>.<a.href="#pi
f8460	22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	">pi</a>,.<a.href="#unsigned">un
f8480	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e	signed</a>.<a.href="#handle">han
f84a0	64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61	dle</a>,.<a.href="#char">char</a
f84c0	3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68	>.<a.href="#*buf">*buf</a>,.<a.h
f84e0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
f8500	68 72 65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	href="#count">count</a>)</small>
f8520	3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72	</h3>.This.writes.count.bytes.fr
f8540	6f 6d 20 62 75 66 20 74 6f 20 74 68 65 20 72 61 77 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62	om.buf.to.the.raw.device..<br><b
f8560	72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r><code>&nbsp;&nbsp;&nbsp;&nbsp;
f8580	70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65	pi:&nbsp;&gt;=0&nbsp;(as&nbsp;re
f85a0	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69	turned&nbsp;by&nbsp;<a.href="#pi
f85c0	67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62	gpio_start">pigpio_start</a>).<b
f85e0	72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e	r>handle:&nbsp;&gt;=0,&nbsp;as&n
f8600	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70	bsp;returned&nbsp;by&nbsp;a&nbsp
f8620	3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63	;call&nbsp;to&nbsp;<a.href="#i2c
f8640	5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	_open">i2c_open</a>.<br>&nbsp;&n
f8660	62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61	bsp;&nbsp;buf:&nbsp;an&nbsp;arra
f8680	79 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b	y&nbsp;containing&nbsp;the&nbsp;
f86a0	64 61 74 61 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69	data&nbsp;bytes&nbsp;to&nbsp;wri
f86c0	74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 26 67 74 3b 30 2c 26	te.<br>&nbsp;count:&nbsp;&gt;0,&
f86e0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73	nbsp;the&nbsp;number&nbsp;of&nbs
f8700	70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c	p;bytes&nbsp;to&nbsp;write.<br><
f8720	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f	/code><br><br>Returns.0.if.OK,.o
f8740	74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50	therwise.PI_BAD_HANDLE,.PI_BAD_P
f8760	41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62	ARAM,.or.PI_I2C_WRITE_FAILED..<b
f8780	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26	r><br><code>S&nbsp;Addr&nbsp;Wr&
f87a0	6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 30 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70	nbsp;[A]&nbsp;buf0&nbsp;[A]&nbsp
f87c0	3b 62 75 66 31 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 5b 41 5d	;buf1&nbsp;[A]&nbsp;...&nbsp;[A]
f87e0	26 6e 62 73 70 3b 62 75 66 6e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f	&nbsp;bufn&nbsp;[A]&nbsp;P<br></
f8800	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 7a 69 70 22 3e 3c 2f 61 3e 3c	code><h3><a.name="i2c_zip"></a><
f8820	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
f8840	3c 2f 61 3e 20 69 32 63 5f 7a 69 70 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e	</a>.i2c_zip<small>(<a.href="#in
f8860	74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c	t">int</a>.<a.href="#pi">pi</a>,
f8880	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
f88a0	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20	>.<a.href="#handle">handle</a>,.
f88c0	3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66	<a.href="#char">char</a>.<a.href
f88e0	3d 22 23 2a 69 6e 42 75 66 22 3e 2a 69 6e 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	="#*inBuf">*inBuf</a>,.<a.href="
f8900	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
f8920	22 23 69 6e 4c 65 6e 22 3e 69 6e 4c 65 6e 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68	"#inLen">inLen</a>,.<a.href="#ch
f8940	61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 6f 75 74 42 75 66 22 3e	ar">char</a>.<a.href="#*outBuf">
f8960	2a 6f 75 74 42 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	*outBuf</a>,.<a.href="#unsigned"
f8980	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6f 75 74 4c 65 6e 22 3e	>unsigned</a>.<a.href="#outLen">
f89a0	6f 75 74 4c 65 6e 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	outLen</a>)</small></h3>.This.fu
f89c0	6e 63 74 69 6f 6e 20 65 78 65 63 75 74 65 73 20 61 20 73 65 71 75 65 6e 63 65 20 6f 66 20 49 32	nction.executes.a.sequence.of.I2
f89e0	43 20 6f 70 65 72 61 74 69 6f 6e 73 2e 20 20 54 68 65 0a 6f 70 65 72 61 74 69 6f 6e 73 20 74 6f	C.operations...The.operations.to
f8a00	20 62 65 20 70 65 72 66 6f 72 6d 65 64 20 61 72 65 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74	.be.performed.are.specified.by.t
f8a20	68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 69 6e 42 75 66 0a 77 68 69 63 68 20 63 6f 6e 74 61	he.contents.of.inBuf.which.conta
f8a40	69 6e 73 20 74 68 65 20 63 6f 6e 63 61 74 65 6e 61 74 65 64 20 63 6f 6d 6d 61 6e 64 20 63 6f 64	ins.the.concatenated.command.cod
f8a60	65 73 20 61 6e 64 20 61 73 73 6f 63 69 61 74 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e	es.and.associated.data..<br><br>
f8a80	3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69	<code>&nbsp;&nbsp;&nbsp;&nbsp;pi
f8aa0	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75	:&nbsp;&gt;=0&nbsp;(as&nbsp;retu
f8ac0	72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70	rned&nbsp;by&nbsp;<a.href="#pigp
f8ae0	69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e	io_start">pigpio_start</a>).<br>
f8b00	68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73	handle:&nbsp;&gt;=0,&nbsp;as&nbs
f8b20	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63	p;returned&nbsp;by&nbsp;a&nbsp;c
f8b40	61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 4f 70	all&nbsp;to&nbsp;<a.href="#i2cOp
f8b60	65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 26 6e 62 73 70 3b 69 6e 42 75 66 3a 26	en">i2cOpen</a><br>&nbsp;inBuf:&
f8b80	6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e 62	nbsp;pointer&nbsp;to&nbsp;the&nb
f8ba0	73 70 3b 63 6f 6e 63 61 74 65 6e 61 74 65 64 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 63 6f	sp;concatenated&nbsp;I2C&nbsp;co
f8bc0	6d 6d 61 6e 64 73 2c 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 62 65 6c 6f 77 3c 62 72 3e 26	mmands,&nbsp;see&nbsp;below<br>&
f8be0	6e 62 73 70 3b 69 6e 4c 65 6e 3a 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66 26 6e 62	nbsp;inLen:&nbsp;size&nbsp;of&nb
f8c00	73 70 3b 63 6f 6d 6d 61 6e 64 26 6e 62 73 70 3b 62 75 66 66 65 72 3c 62 72 3e 6f 75 74 42 75 66	sp;command&nbsp;buffer<br>outBuf
f8c20	3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 75 66 66	:&nbsp;pointer&nbsp;to&nbsp;buff
f8c40	65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 72 65 74 75 72 6e	er&nbsp;to&nbsp;hold&nbsp;return
f8c60	65 64 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 6f 75 74 4c 65 6e 3a 26 6e 62 73 70 3b 73 69 7a	ed&nbsp;data<br>outLen:&nbsp;siz
f8c80	65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6f 75 74 70 75 74 26 6e 62 73 70 3b 62 75 66 66 65	e&nbsp;of&nbsp;output&nbsp;buffe
f8ca0	72 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 26 67 74 3b	r<br></code><br><br>Returns.&gt;
f8cc0	3d 20 30 20 69 66 20 4f 4b 20 28 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72	=.0.if.OK.(the.number.of.bytes.r
f8ce0	65 61 64 29 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50	ead),.otherwise.PI_BAD_HANDLE,.P
f8d00	49 5f 42 41 44 5f 50 4f 49 4e 54 45 52 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 43 4d 44 2c 20 50	I_BAD_POINTER,.PI_BAD_I2C_CMD,.P
f8d20	49 5f 42 41 44 5f 49 32 43 5f 52 4c 45 4e 2e 0a 50 49 5f 42 41 44 5f 49 32 43 5f 57 4c 45 4e 2c	I_BAD_I2C_RLEN..PI_BAD_I2C_WLEN,
f8d40	20 6f 72 20 50 49 5f 42 41 44 5f 49 32 43 5f 53 45 47 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	.or.PI_BAD_I2C_SEG..<br><br>The.
f8d60	66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20 73 75 70 70	following.command.codes.are.supp
f8d80	6f 72 74 65 64 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22	orted:.<br><br><table.border="1"
f8da0	20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22	.cellpadding="2".cellspacing="2"
f8dc0	3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64	><tbody><tr><td>Name</td><td>Cmd
f8de0	20 26 20 44 61 74 61 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72	.&.Data</td><td>Meaning</td></tr
f8e00	3e 3c 74 72 3e 3c 74 64 3e 45 6e 64 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 4e	><tr><td>End</td><td>0</td><td>N
f8e20	6f 20 6d 6f 72 65 20 63 6f 6d 6d 61 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	o.more.commands</td></tr><tr><td
f8e40	3e 45 73 63 61 70 65 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 4e 65 78 74 20 50	>Escape</td><td>1</td><td>Next.P
f8e60	20 69 73 20 74 77 6f 20 62 79 74 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4f	.is.two.bytes</td></tr><tr><td>O
f8e80	6e 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 53 77 69 74 63 68 20 63 6f 6d 62 69	n</td><td>2</td><td>Switch.combi
f8ea0	6e 65 64 20 66 6c 61 67 20 6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4f 66 66	ned.flag.on</td></tr><tr><td>Off
f8ec0	3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 53 77 69 74 63 68 20 63 6f 6d 62 69 6e	</td><td>3</td><td>Switch.combin
f8ee0	65 64 20 66 6c 61 67 20 6f 66 66 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 64 64	ed.flag.off</td></tr><tr><td>Add
f8f00	72 65 73 73 3c 2f 74 64 3e 3c 74 64 3e 34 20 50 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43	ress</td><td>4.P</td><td>Set.I2C
f8f20	20 61 64 64 72 65 73 73 20 74 6f 20 50 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46	.address.to.P</td></tr><tr><td>F
f8f40	6c 61 67 73 3c 2f 74 64 3e 3c 74 64 3e 35 20 6c 73 62 20 6d 73 62 3c 2f 74 64 3e 3c 74 64 3e 53	lags</td><td>5.lsb.msb</td><td>S
f8f60	65 74 20 49 32 43 20 66 6c 61 67 73 20 74 6f 20 6c 73 62 20 2b 20 28 6d 73 62 20 26 6c 74 3b 26	et.I2C.flags.to.lsb.+.(msb.&lt;&
f8f80	6c 74 3b 20 38 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 65 61 64 3c 2f 74 64	lt;.8)</td></tr><tr><td>Read</td
f8fa0	3e 3c 74 64 3e 36 20 50 3c 2f 74 64 3e 3c 74 64 3e 52 65 61 64 20 50 20 62 79 74 65 73 20 6f 66	><td>6.P</td><td>Read.P.bytes.of
f8fc0	20 64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 72 69 74 65 3c 2f 74 64	.data</td></tr><tr><td>Write</td
f8fe0	3e 3c 74 64 3e 37 20 50 20 2e 2e 2e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 50 20 62 79 74	><td>7.P....</td><td>Write.P.byt
f9000	00 00 00 f9 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	....signed">unsigned</a>.<a.href
f9020	3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	="#count">count</a>)</small></h3
f9040	3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 64 61 74 61 20 62 79 74 65 73 20 74 6f 20 74 68 65 20	>.This.writes.data.bytes.to.the.
f9060	73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65	specified.register.of.the.device
f9080	0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 61 6e 64 20 72 65 61 64	.associated.with.handle.and.read
f90a0	73 20 61 20 64 65 76 69 63 65 20 73 70 65 63 69 66 69 65 64 20 6e 75 6d 62 65 72 0a 6f 66 20 62	s.a.device.specified.number.of.b
f90c0	79 74 65 73 20 6f 66 20 64 61 74 61 20 69 6e 20 72 65 74 75 72 6e 2e 0a 3c 62 72 3e 3c 62 72 3e	ytes.of.data.in.return..<br><br>
f90e0	3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	<code>&nbsp;&nbsp;&nbsp;&nbsp;&n
f9100	62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73	bsp;pi:&nbsp;&gt;=0&nbsp;(as&nbs
f9120	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d	p;returned&nbsp;by&nbsp;<a.href=
f9140	22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e	"#pigpio_start">pigpio_start</a>
f9160	29 2e 3c 62 72 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c	).<br>&nbsp;handle:&nbsp;&gt;=0,
f9180	26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	&nbsp;as&nbsp;returned&nbsp;by&n
f91a0	62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20	bsp;a&nbsp;call&nbsp;to&nbsp;<a.
f91c0	68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62	href="#i2c_open">i2c_open</a>.<b
f91e0	72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26	r>i2c_reg:&nbsp;0-255,&nbsp;the&
f9200	6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65	nbsp;register&nbsp;to&nbsp;write
f9220	2f 72 65 61 64 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	/read.<br>&nbsp;&nbsp;&nbsp;&nbs
f9240	70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 77	p;buf:&nbsp;an&nbsp;array&nbsp;w
f9260	69 74 68 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 74 6f 26 6e	ith&nbsp;the&nbsp;data&nbsp;to&n
f9280	62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72	bsp;send&nbsp;and&nbsp;to&nbsp;r
f92a0	65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64	eceive&nbsp;the&nbsp;read&nbsp;d
f92c0	61 74 61 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b	ata.<br>&nbsp;&nbsp;count:&nbsp;
f92e0	31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b	1-32,&nbsp;the&nbsp;number&nbsp;
f9300	6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65	of&nbsp;bytes&nbsp;to&nbsp;write
f9320	2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20	.<br></code><br><br>Returns.the.
f9340	6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66	number.of.bytes.read.(&gt;=0).if
f9360	20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49	.OK,.otherwise.PI_BAD_HANDLE,.PI
f9380	5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45	_BAD_PARAM,.or.PI_I2C_READ_FAILE
f93a0	44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 6d 62 75 73 20 32 2e 30 20 64 6f 63 75 6d 65 6e	D..<br><br>The.smbus.2.0.documen
f93c0	74 61 74 69 6f 6e 20 73 74 61 74 65 73 20 74 68 61 74 20 61 20 6d 69 6e 69 6d 75 6d 20 6f 66 20	tation.states.that.a.minimum.of.
f93e0	31 20 62 79 74 65 20 6d 61 79 20 62 65 0a 73 65 6e 74 20 61 6e 64 20 61 20 6d 69 6e 69 6d 75 6d	1.byte.may.be.sent.and.a.minimum
f9400	20 6f 66 20 31 20 62 79 74 65 20 6d 61 79 20 62 65 20 72 65 63 65 69 76 65 64 2e 20 20 54 68 65	.of.1.byte.may.be.received...The
f9420	20 74 6f 74 61 6c 20 6e 75 6d 62 65 72 20 6f 66 0a 62 79 74 65 73 20 73 65 6e 74 2f 72 65 63 65	.total.number.of.bytes.sent/rece
f9440	69 76 65 64 20 6d 75 73 74 20 62 65 20 33 32 20 6f 72 20 6c 65 73 73 2e 0a 3c 62 72 3e 3c 62 72	ived.must.be.32.or.less..<br><br
f9460	3e 42 6c 6f 63 6b 20 77 72 69 74 65 2d 62 6c 6f 63 6b 20 72 65 61 64 2e 20 53 4d 42 75 73 20 32	>Block.write-block.read..SMBus.2
f9480	2e 30 20 35 2e 35 2e 38 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b	.0.5.5.8.<code>S&nbsp;Addr&nbsp;
f94a0	57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 5f 72 65 67 26 6e 62 73 70 3b 5b 41	Wr&nbsp;[A]&nbsp;i2c_reg&nbsp;[A
f94c0	5d 26 6e 62 73 70 3b 63 6f 75 6e 74 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 30 26	]&nbsp;count&nbsp;[A]&nbsp;buf0&
f94e0	6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;[A]&nbsp;...<br>&nbsp;&nbsp
f9500	3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b	;&nbsp;S&nbsp;Addr&nbsp;Rd&nbsp;
f9520	5b 41 5d 26 6e 62 73 70 3b 5b 43 6f 75 6e 74 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61	[A]&nbsp;[Count]&nbsp;A&nbsp;[Da
f9540	74 61 5d 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f	ta]&nbsp;...&nbsp;A&nbsp;P<br></
f9560	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 69 32 63 5f 62	code><h3><a.name="i2c_read_i2c_b
f9580	6c 6f 63 6b 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	lock_data"></a><a.href="#int"><s
f95a0	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 72 65 61 64 5f 69 32	mall>int</small></a>.i2c_read_i2
f95c0	63 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e	c_block_data<small>(<a.href="#in
f95e0	74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c	t">int</a>.<a.href="#pi">pi</a>,
f9600	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
f9620	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20	>.<a.href="#handle">handle</a>,.
f9640	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
f9660	20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 2c	.<a.href="#i2c_reg">i2c_reg</a>,
f9680	20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65	.<a.href="#char">char</a>.<a.hre
f96a0	66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e	f="#*buf">*buf</a>,.<a.href="#un
f96c0	73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63	signed">unsigned</a>.<a.href="#c
f96e0	6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68	ount">count</a>)</small></h3>.Th
f9700	69 73 20 72 65 61 64 73 20 63 6f 75 6e 74 20 62 79 74 65 73 20 66 72 6f 6d 20 74 68 65 20 73 70	is.reads.count.bytes.from.the.sp
f9720	65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61	ecified.register.of.the.device.a
f9740	73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 2e 20 20 54 68 65 20 63 6f 75	ssociated.with.handle....The.cou
f9760	6e 74 20 6d 61 79 20 62 65 20 31 2d 33 32 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e	nt.may.be.1-32..<br><br><code>&n
f9780	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26	bsp;&nbsp;&nbsp;&nbsp;&nbsp;pi:&
f97a0	6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e	nbsp;&gt;=0&nbsp;(as&nbsp;return
f97c0	65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f	ed&nbsp;by&nbsp;<a.href="#pigpio
f97e0	5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e	_start">pigpio_start</a>).<br>&n
f9800	62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73	bsp;handle:&nbsp;&gt;=0,&nbsp;as
f9820	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62	&nbsp;returned&nbsp;by&nbsp;a&nb
f9840	73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69	sp;call&nbsp;to&nbsp;<a.href="#i
f9860	32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65	2c_open">i2c_open</a>.<br>i2c_re
f9880	67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67	g:&nbsp;0-255,&nbsp;the&nbsp;reg
f98a0	69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 26 6e 62 73	ister&nbsp;to&nbsp;read.<br>&nbs
f98c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e	p;&nbsp;&nbsp;&nbsp;buf:&nbsp;an
f98e0	26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65	&nbsp;array&nbsp;to&nbsp;receive
f9900	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 64 61 74 61 2e 3c 62	&nbsp;the&nbsp;read&nbsp;data.<b
f9920	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73 70 3b 31 2d 33 32 2c 26	r>&nbsp;&nbsp;count:&nbsp;1-32,&
f9940	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73	nbsp;the&nbsp;number&nbsp;of&nbs
f9960	70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f	p;bytes&nbsp;to&nbsp;read.<br></
f9980	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20	code><br><br>Returns.the.number.
f99a0	6f 66 20 62 79 74 65 73 20 72 65 61 64 20 28 26 67 74 3b 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68	of.bytes.read.(&gt;0).if.OK,.oth
f99c0	65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52	erwise.PI_BAD_HANDLE,.PI_BAD_PAR
f99e0	41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c	AM,.or.PI_I2C_READ_FAILED..<br><
f9a00	62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73	br><code>S&nbsp;Addr&nbsp;Wr&nbs
f9a20	70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 5f 72 65 67 26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26	p;[A]&nbsp;i2c_reg&nbsp;[A]<br>&
f9a40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73	nbsp;&nbsp;&nbsp;S&nbsp;Addr&nbs
f9a60	70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 62 75 66 30 5d 26 6e 62 73 70 3b 41	p;Rd&nbsp;[A]&nbsp;[buf0]&nbsp;A
f9a80	26 6e 62 73 70 3b 5b 62 75 66 31 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73	&nbsp;[buf1]&nbsp;A&nbsp;...&nbs
f9aa0	70 3b 41 26 6e 62 73 70 3b 5b 62 75 66 6e 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62	p;A&nbsp;[bufn]&nbsp;NA&nbsp;P<b
f9ac0	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f	r></code><h3><a.name="i2c_write_
f9ae0	69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	i2c_block_data"></a><a.href="#in
f9b00	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72	t"><small>int</small></a>.i2c_wr
f9b20	69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	ite_i2c_block_data<small>(<a.hre
f9b40	66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70	f="#int">int</a>.<a.href="#pi">p
f9b60	69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	i</a>,.<a.href="#unsigned">unsig
f9b80	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65	ned</a>.<a.href="#handle">handle
f9ba0	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
f9bc0	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65	ed</a>.<a.href="#i2c_reg">i2c_re
f9be0	67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20	g</a>,.<a.href="#char">char</a>.
f9c00	3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	<a.href="#*buf">*buf</a>,.<a.hre
f9c20	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
f9c40	65 66 3d 22 23 63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	ef="#count">count</a>)</small></
f9c60	68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 31 20 74 6f 20 33 32 20 62 79 74 65 73 20 74 6f	h3>.This.writes.1.to.32.bytes.to
f9c80	20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64	.the.specified.register.of.the.d
f9ca0	65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62	evice.associated.with.handle..<b
f9cc0	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	r><br><code>&nbsp;&nbsp;&nbsp;&n
f9ce0	62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28	bsp;&nbsp;pi:&nbsp;&gt;=0&nbsp;(
f9d00	61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61	as&nbsp;returned&nbsp;by&nbsp;<a
f9d20	20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61	.href="#pigpio_start">pigpio_sta
f9d40	72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26	rt</a>).<br>&nbsp;handle:&nbsp;&
f9d60	67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73	gt;=0,&nbsp;as&nbsp;returned&nbs
f9d80	70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62	p;by&nbsp;a&nbsp;call&nbsp;to&nb
f9da0	73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c	sp;<a.href="#i2c_open">i2c_open<
f9dc0	2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73	/a>.<br>i2c_reg:&nbsp;0-255,&nbs
f9de0	70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	p;the&nbsp;register&nbsp;to&nbsp
f9e00	3b 77 72 69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;write.<br>&nbsp;&nbsp;&nbsp;&nb
f9e20	73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b	sp;buf:&nbsp;the&nbsp;data&nbsp;
f9e40	74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f	to&nbsp;write.<br>&nbsp;&nbsp;co
f9e60	75 6e 74 3a 26 6e 62 73 70 3b 31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75	unt:&nbsp;1-32,&nbsp;the&nbsp;nu
f9e80	6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26	mber&nbsp;of&nbsp;bytes&nbsp;to&
f9ea0	6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65	nbsp;write.<br></code><br><br>Re
f9ec0	74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f	turns.0.if.OK,.otherwise.PI_BAD_
f9ee0	48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f	HANDLE,.PI_BAD_PARAM,.or.PI_I2C_
f9f00	57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62	WRITE_FAILED..<br><br><code>S&nb
f9f20	73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32	sp;Addr&nbsp;Wr&nbsp;[A]&nbsp;i2
f9f40	63 5f 72 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 30 26 6e 62 73 70 3b 5b 41	c_reg&nbsp;[A]&nbsp;buf0&nbsp;[A
f9f60	5d 26 6e 62 73 70 3b 62 75 66 31 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62	]&nbsp;buf1&nbsp;[A]&nbsp;...&nb
f9f80	73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 6e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50	sp;[A]&nbsp;bufn&nbsp;[A]&nbsp;P
f9fa0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64	<br></code><h3><a.name="i2c_read
f9fc0	5f 64 65 76 69 63 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61	_device"></a><a.href="#int"><sma
f9fe0	6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 72 65 61 64 5f 64 65 76 69	ll>int</small></a>.i2c_read_devi
fa000	00 00 00 fa 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e	....ed</a>.<a.href="#handle">han
fa020	64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	dle</a>,.<a.href="#unsigned">uns
fa040	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63	igned</a>.<a.href="#i2c_reg">i2c
fa060	5f 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	_reg</a>,.<a.href="#unsigned">un
fa080	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 56 61 6c 22 3e 77 56 61 6c 3c	signed</a>.<a.href="#wVal">wVal<
fa0a0	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 31 36	/a>)</small></h3>.This.writes.16
fa0c0	20 62 69 74 73 20 6f 66 20 64 61 74 61 20 74 6f 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72	.bits.of.data.to.the.specified.r
fa0e0	65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64	egister.of.the.device.associated
fa100	20 77 69 74 68 20 68 61 6e 64 6c 65 20 61 6e 64 20 61 6e 64 20 72 65 61 64 73 20 31 36 20 62 69	.with.handle.and.and.reads.16.bi
fa120	74 73 20 6f 66 20 64 61 74 61 20 69 6e 20 72 65 74 75 72 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	ts.of.data.in.return..<br><br><c
fa140	6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	ode>&nbsp;&nbsp;&nbsp;&nbsp;&nbs
fa160	70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b	p;pi:&nbsp;&gt;=0&nbsp;(as&nbsp;
fa180	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23	returned&nbsp;by&nbsp;<a.href="#
fa1a0	70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e	pigpio_start">pigpio_start</a>).
fa1c0	3c 62 72 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e	<br>&nbsp;handle:&nbsp;&gt;=0,&n
fa1e0	62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73	bsp;as&nbsp;returned&nbsp;by&nbs
fa200	70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72	p;a&nbsp;call&nbsp;to&nbsp;<a.hr
fa220	65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e	ef="#i2c_open">i2c_open</a>.<br>
fa240	69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62	i2c_reg:&nbsp;0-255,&nbsp;the&nb
fa260	73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2f 72	sp;register&nbsp;to&nbsp;write/r
fa280	65 61 64 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 56 61 6c 3a 26	ead.<br>&nbsp;&nbsp;&nbsp;wVal:&
fa2a0	6e 62 73 70 3b 30 2d 30 78 46 46 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c	nbsp;0-0xFFFF,&nbsp;the&nbsp;val
fa2c0	75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65	ue&nbsp;to&nbsp;write.<br></code
fa2e0	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 77 6f 72 64 20 72 65 61 64 20 28	><br><br>Returns.the.word.read.(
fa300	26 67 74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f	&gt;=0).if.OK,.otherwise.PI_BAD_
fa320	48 41 4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f	HANDLE,.PI_BAD_PARAM,.or.PI_I2C_
fa340	52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 50 72 6f 63 65 73 73 20 63 61 6c	READ_FAILED..<br><br>Process.cal
fa360	6c 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 36 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b	l..SMBus.2.0.5.5.6.<code>S&nbsp;
fa380	41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 5f 72	Addr&nbsp;Wr&nbsp;[A]&nbsp;i2c_r
fa3a0	65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 77 56 61 6c 5f 4c 6f 77 26 6e 62 73 70 3b 5b	eg&nbsp;[A]&nbsp;wVal_Low&nbsp;[
fa3c0	41 5d 26 6e 62 73 70 3b 77 56 61 6c 5f 48 69 67 68 26 6e 62 73 70 3b 5b 41 5d 3c 62 72 3e 26 6e	A]&nbsp;wVal_High&nbsp;[A]<br>&n
fa3e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70	bsp;&nbsp;&nbsp;S&nbsp;Addr&nbsp
fa400	3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 4c 6f 77 5d 26 6e 62 73 70	;Rd&nbsp;[A]&nbsp;[DataLow]&nbsp
fa420	3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 48 69 67 68 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b	;A&nbsp;[DataHigh]&nbsp;NA&nbsp;
fa440	50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69	P<br></code><h3><a.name="i2c_wri
fa460	74 65 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	te_block_data"></a><a.href="#int
fa480	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72 69	"><small>int</small></a>.i2c_wri
fa4a0	74 65 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69	te_block_data<small>(<a.href="#i
fa4c0	6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e	nt">int</a>.<a.href="#pi">pi</a>
fa4e0	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
fa500	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c	a>.<a.href="#handle">handle</a>,
fa520	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
fa540	3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e	>.<a.href="#i2c_reg">i2c_reg</a>
fa560	2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72	,.<a.href="#char">char</a>.<a.hr
fa580	65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75	ef="#*buf">*buf</a>,.<a.href="#u
fa5a0	6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	nsigned">unsigned</a>.<a.href="#
fa5c0	63 6f 75 6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	count">count</a>)</small></h3>.T
fa5e0	68 69 73 20 77 72 69 74 65 73 20 75 70 20 74 6f 20 33 32 20 62 79 74 65 73 20 74 6f 20 74 68 65	his.writes.up.to.32.bytes.to.the
fa600	20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63	.specified.register.of.the.devic
fa620	65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62	e.associated.with.handle..<br><b
fa640	72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r><code>&nbsp;&nbsp;&nbsp;&nbsp;
fa660	26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e	&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&n
fa680	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65	bsp;returned&nbsp;by&nbsp;<a.hre
fa6a0	66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f	f="#pigpio_start">pigpio_start</
fa6c0	61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	a>).<br>&nbsp;handle:&nbsp;&gt;=
fa6e0	30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0,&nbsp;as&nbsp;returned&nbsp;by
fa700	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c	&nbsp;a&nbsp;call&nbsp;to&nbsp;<
fa720	61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e	a.href="#i2c_open">i2c_open</a>.
fa740	3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68	<br>i2c_reg:&nbsp;0-255,&nbsp;th
fa760	65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69	e&nbsp;register&nbsp;to&nbsp;wri
fa780	74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62	te.<br>&nbsp;&nbsp;&nbsp;&nbsp;b
fa7a0	75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 77 69 74 68	uf:&nbsp;an&nbsp;array&nbsp;with
fa7c0	26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70	&nbsp;the&nbsp;data&nbsp;to&nbsp
fa7e0	3b 73 65 6e 64 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6f 75 6e 74 3a 26 6e 62 73	;send.<br>&nbsp;&nbsp;count:&nbs
fa800	70 3b 31 2d 33 32 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73	p;1-32,&nbsp;the&nbsp;number&nbs
fa820	70 3b 6f 66 26 6e 62 73 70 3b 62 79 74 65 73 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69	p;of&nbsp;bytes&nbsp;to&nbsp;wri
fa840	74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20	te.<br></code><br><br>Returns.0.
fa860	69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20	if.OK,.otherwise.PI_BAD_HANDLE,.
fa880	50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41	PI_BAD_PARAM,.or.PI_I2C_WRITE_FA
fa8a0	49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 42 6c 6f 63 6b 20 77 72 69 74 65 2e 20 53 4d 42 75 73	ILED..<br><br>Block.write..SMBus
fa8c0	20 32 2e 30 20 35 2e 35 2e 37 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73	.2.0.5.5.7.<code>S&nbsp;Addr&nbs
fa8e0	70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 5f 72 65 67 26 6e 62 73 70 3b	p;Wr&nbsp;[A]&nbsp;i2c_reg&nbsp;
fa900	5b 41 5d 26 6e 62 73 70 3b 63 6f 75 6e 74 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66	[A]&nbsp;count&nbsp;[A]&nbsp;buf
fa920	30 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 75 66 31 26 6e 62 73 70 3b 5b 41 5d 26 6e 62	0&nbsp;[A]&nbsp;buf1&nbsp;[A]&nb
fa940	73 70 3b 2e 2e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 5b 41 5d 26	sp;...<br>&nbsp;&nbsp;&nbsp;[A]&
fa960	6e 62 73 70 3b 62 75 66 6e 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63	nbsp;bufn&nbsp;[A]&nbsp;P<br></c
fa980	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 62 6c 6f 63 6b 5f	ode><h3><a.name="i2c_read_block_
fa9a0	64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	data"></a><a.href="#int"><small>
fa9c0	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 72 65 61 64 5f 62 6c 6f 63 6b 5f 64	int</small></a>.i2c_read_block_d
fa9e0	61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61	ata<small>(<a.href="#int">int</a
faa00	3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	>.<a.href="#pi">pi</a>,.<a.href=
faa20	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
faa40	3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	="#handle">handle</a>,.<a.href="
faa60	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
faa80	22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	"#i2c_reg">i2c_reg</a>,.<a.href=
faaa0	22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22	"#char">char</a>.<a.href="#*buf"
faac0	3e 2a 62 75 66 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61	>*buf</a>)</small></h3>.This.rea
faae0	64 73 20 61 20 62 6c 6f 63 6b 20 6f 66 20 75 70 20 74 6f 20 33 32 20 62 79 74 65 73 20 66 72 6f	ds.a.block.of.up.to.32.bytes.fro
fab00	6d 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 0a 74 68 65 20	m.the.specified.register.of.the.
fab20	64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c	device.associated.with.handle..<
fab40	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	br><br><code>&nbsp;&nbsp;&nbsp;&
fab60	6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b	nbsp;&nbsp;pi:&nbsp;&gt;=0&nbsp;
fab80	28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c	(as&nbsp;returned&nbsp;by&nbsp;<
faba0	61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74	a.href="#pigpio_start">pigpio_st
fabc0	61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b	art</a>).<br>&nbsp;handle:&nbsp;
fabe0	26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0,&nbsp;as&nbsp;returned&nb
fac00	73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e	sp;by&nbsp;a&nbsp;call&nbsp;to&n
fac20	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e	bsp;<a.href="#i2c_open">i2c_open
fac40	3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62	</a>.<br>i2c_reg:&nbsp;0-255,&nb
fac60	73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73	sp;the&nbsp;register&nbsp;to&nbs
fac80	70 3b 72 65 61 64 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;read.<br>&nbsp;&nbsp;&nbsp;&nb
faca0	73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b	sp;buf:&nbsp;an&nbsp;array&nbsp;
facc0	74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65	to&nbsp;receive&nbsp;the&nbsp;re
face0	61 64 26 6e 62 73 70 3b 64 61 74 61 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	ad&nbsp;data.<br></code><br><br>
fad00	54 68 65 20 61 6d 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20 64 61 74 61 20 69 73 20 73	The.amount.of.returned.data.is.s
fad20	65 74 20 62 79 20 74 68 65 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e	et.by.the.device..<br><br>Return
fad40	73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 28 26 67 74 3b	s.the.number.of.bytes.read.(&gt;
fad60	3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44	=0).if.OK,.otherwise.PI_BAD_HAND
fad80	4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44	LE,.PI_BAD_PARAM,.or.PI_I2C_READ
fada0	5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 42 6c 6f 63 6b 20 72 65 61 64 2e 20 53 4d 42	_FAILED..<br><br>Block.read..SMB
fadc0	75 73 20 32 2e 30 20 35 2e 35 2e 37 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e	us.2.0.5.5.7.<code>S&nbsp;Addr&n
fade0	62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 5f 72 65 67 26 6e 62 73	bsp;Wr&nbsp;[A]&nbsp;i2c_reg&nbs
fae00	70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73	p;[A]<br>&nbsp;&nbsp;&nbsp;S&nbs
fae20	70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 43 6f	p;Addr&nbsp;Rd&nbsp;[A]&nbsp;[Co
fae40	75 6e 74 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 62 75 66 30 5d 26 6e 62 73 70 3b 41 26 6e	unt]&nbsp;A&nbsp;[buf0]&nbsp;A&n
fae60	62 73 70 3b 5b 62 75 66 31 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 2e 2e 2e 26 6e 62 73 70 3b	bsp;[buf1]&nbsp;A&nbsp;...&nbsp;
fae80	41 26 6e 62 73 70 3b 5b 62 75 66 6e 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e	A&nbsp;[bufn]&nbsp;NA&nbsp;P<br>
faea0	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 62 6c 6f 63 6b 5f 70 72	</code><h3><a.name="i2c_block_pr
faec0	6f 63 65 73 73 5f 63 61 6c 6c 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	ocess_call"></a><a.href="#int"><
faee0	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 62 6c 6f 63 6b 5f	small>int</small></a>.i2c_block_
faf00	70 72 6f 63 65 73 73 5f 63 61 6c 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e	process_call<small>(<a.href="#in
faf20	74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c	t">int</a>.<a.href="#pi">pi</a>,
faf40	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
faf60	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20	>.<a.href="#handle">handle</a>,.
faf80	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
fafa0	20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 2c	.<a.href="#i2c_reg">i2c_reg</a>,
fafc0	20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65	.<a.href="#char">char</a>.<a.hre
fafe0	66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e	f="#*buf">*buf</a>,.<a.href="#un
fb000	00 00 00 fb 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	....signed">unsigned</a>.<a.href
fb020	3d 22 23 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	="#bVal">bVal</a>)</small></h3>.
fb040	54 68 69 73 20 77 72 69 74 65 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 74 6f 20 74 68 65	This.writes.a.single.byte.to.the
fb060	20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63	.specified.register.of.the.devic
fb080	65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62	e.associated.with.handle..<br><b
fb0a0	72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r><code>&nbsp;&nbsp;&nbsp;&nbsp;
fb0c0	26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e	&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&n
fb0e0	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65	bsp;returned&nbsp;by&nbsp;<a.hre
fb100	66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f	f="#pigpio_start">pigpio_start</
fb120	61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	a>).<br>&nbsp;handle:&nbsp;&gt;=
fb140	30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0,&nbsp;as&nbsp;returned&nbsp;by
fb160	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c	&nbsp;a&nbsp;call&nbsp;to&nbsp;<
fb180	61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e	a.href="#i2c_open">i2c_open</a>.
fb1a0	3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68	<br>i2c_reg:&nbsp;0-255,&nbsp;th
fb1c0	65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69	e&nbsp;register&nbsp;to&nbsp;wri
fb1e0	74 65 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 56 61 6c 3a 26 6e	te.<br>&nbsp;&nbsp;&nbsp;bVal:&n
fb200	62 73 70 3b 30 2d 30 78 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26	bsp;0-0xFF,&nbsp;the&nbsp;value&
fb220	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	nbsp;to&nbsp;write.<br></code><b
fb240	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65	r><br>Returns.0.if.OK,.otherwise
fb260	20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72	.PI_BAD_HANDLE,.PI_BAD_PARAM,.or
fb280	0a 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 57 72	.PI_I2C_WRITE_FAILED..<br><br>Wr
fb2a0	69 74 65 20 62 79 74 65 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 34 0a 3c 63 6f 64 65 3e	ite.byte..SMBus.2.0.5.5.4.<code>
fb2c0	53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73	S&nbsp;Addr&nbsp;Wr&nbsp;[A]&nbs
fb2e0	70 3b 69 32 63 5f 72 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 56 61 6c 26 6e 62 73	p;i2c_reg&nbsp;[A]&nbsp;bVal&nbs
fb300	70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	p;[A]&nbsp;P<br></code><h3><a.na
fb320	6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20	me="i2c_write_word_data"></a><a.
fb340	68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#int"><small>int</small></
fb360	61 3e 20 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61	a>.i2c_write_word_data<small>(<a
fb380	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	.href="#int">int</a>.<a.href="#p
fb3a0	69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	i">pi</a>,.<a.href="#unsigned">u
fb3c0	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61	nsigned</a>.<a.href="#handle">ha
fb3e0	6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	ndle</a>,.<a.href="#unsigned">un
fb400	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32	signed</a>.<a.href="#i2c_reg">i2
fb420	63 5f 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	c_reg</a>,.<a.href="#unsigned">u
fb440	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 56 61 6c 22 3e 77 56 61 6c	nsigned</a>.<a.href="#wVal">wVal
fb460	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 77 72 69 74 65 73 20 61	</a>)</small></h3>.This.writes.a
fb480	20 73 69 6e 67 6c 65 20 31 36 20 62 69 74 20 77 6f 72 64 20 74 6f 20 74 68 65 20 73 70 65 63 69	.single.16.bit.word.to.the.speci
fb4a0	66 69 65 64 20 72 65 67 69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f	fied.register.of.the.device.asso
fb4c0	63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	ciated.with.handle..<br><br><cod
fb4e0	65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	e>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
fb500	70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65	pi:&nbsp;&gt;=0&nbsp;(as&nbsp;re
fb520	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69	turned&nbsp;by&nbsp;<a.href="#pi
fb540	67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62	gpio_start">pigpio_start</a>).<b
fb560	72 3e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73	r>&nbsp;handle:&nbsp;&gt;=0,&nbs
fb580	70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b	p;as&nbsp;returned&nbsp;by&nbsp;
fb5a0	61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	a&nbsp;call&nbsp;to&nbsp;<a.href
fb5c0	3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32	="#i2c_open">i2c_open</a>.<br>i2
fb5e0	63 5f 72 65 67 3a 26 6e 62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	c_reg:&nbsp;0-255,&nbsp;the&nbsp
fb600	3b 72 65 67 69 73 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72	;register&nbsp;to&nbsp;write.<br
fb620	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 56 61 6c 3a 26 6e 62 73 70 3b 30 2d	>&nbsp;&nbsp;&nbsp;wVal:&nbsp;0-
fb640	30 78 46 46 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70	0xFFFF,&nbsp;the&nbsp;value&nbsp
fb660	3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	;to&nbsp;write.<br></code><br><b
fb680	72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f	r>Returns.0.if.OK,.otherwise.PI_
fb6a0	42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f	BAD_HANDLE,.PI_BAD_PARAM,.or.PI_
fb6c0	49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 57 72 69 74 65 20	I2C_WRITE_FAILED..<br><br>Write.
fb6e0	77 6f 72 64 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 34 0a 3c 63 6f 64 65 3e 53 26 6e 62	word..SMBus.2.0.5.5.4.<code>S&nb
fb700	73 70 3b 41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32	sp;Addr&nbsp;Wr&nbsp;[A]&nbsp;i2
fb720	63 5f 72 65 67 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 77 76 61 6c 5f 4c 6f 77 26 6e 62 73	c_reg&nbsp;[A]&nbsp;wval_Low&nbs
fb740	70 3b 5b 41 5d 26 6e 62 73 70 3b 77 56 61 6c 5f 48 69 67 68 26 6e 62 73 70 3b 5b 41 5d 26 6e 62	p;[A]&nbsp;wVal_High&nbsp;[A]&nb
fb760	73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f	sp;P<br></code><h3><a.name="i2c_
fb780	72 65 61 64 5f 62 79 74 65 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	read_byte_data"></a><a.href="#in
fb7a0	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 72 65	t"><small>int</small></a>.i2c_re
fb7c0	61 64 5f 62 79 74 65 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e	ad_byte_data<small>(<a.href="#in
fb7e0	74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c	t">int</a>.<a.href="#pi">pi</a>,
fb800	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
fb820	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20	>.<a.href="#handle">handle</a>,.
fb840	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
fb860	20 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 29	.<a.href="#i2c_reg">i2c_reg</a>)
fb880	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 61 20 73 69 6e 67 6c	</small></h3>.This.reads.a.singl
fb8a0	65 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67 69 73 74	e.byte.from.the.specified.regist
fb8c0	65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68	er.of.the.device.associated.with
fb8e0	20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62	.handle..<br><br><code>&nbsp;&nb
fb900	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67	sp;&nbsp;&nbsp;&nbsp;pi:&nbsp;&g
fb920	74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	t;=0&nbsp;(as&nbsp;returned&nbsp
fb940	3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22	;by&nbsp;<a.href="#pigpio_start"
fb960	3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 68 61 6e	>pigpio_start</a>).<br>&nbsp;han
fb980	64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72	dle:&nbsp;&gt;=0,&nbsp;as&nbsp;r
fb9a0	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c	eturned&nbsp;by&nbsp;a&nbsp;call
fb9c0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e	&nbsp;to&nbsp;<a.href="#i2c_open
fb9e0	22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e 62 73 70	">i2c_open</a>.<br>i2c_reg:&nbsp
fba00	3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 26 6e	;0-255,&nbsp;the&nbsp;register&n
fba20	62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	bsp;to&nbsp;read.<br></code><br>
fba40	3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 62 79 74 65 20 72 65 61 64 20 28 26 67 74 3b 3d	<br>Returns.the.byte.read.(&gt;=
fba60	30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c	0).if.OK,.otherwise.PI_BAD_HANDL
fba80	45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45 41 44 5f	E,.PI_BAD_PARAM,.or.PI_I2C_READ_
fbaa0	46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 61 64 20 62 79 74 65 2e 20 53 4d 42 75 73	FAILED..<br><br>Read.byte..SMBus
fbac0	20 32 2e 30 20 35 2e 35 2e 35 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73	.2.0.5.5.5.<code>S&nbsp;Addr&nbs
fbae0	70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 5f 72 65 67 26 6e 62 73 70 3b	p;Wr&nbsp;[A]&nbsp;i2c_reg&nbsp;
fbb00	5b 41 5d 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73	[A]&nbsp;S&nbsp;Addr&nbsp;Rd&nbs
fbb20	70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50	p;[A]&nbsp;[Data]&nbsp;NA&nbsp;P
fbb40	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64	<br></code><h3><a.name="i2c_read
fbb60	5f 77 6f 72 64 5f 64 61 74 61 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	_word_data"></a><a.href="#int"><
fbb80	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 72 65 61 64 5f 77	small>int</small></a>.i2c_read_w
fbba0	6f 72 64 5f 64 61 74 61 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69	ord_data<small>(<a.href="#int">i
fbbc0	6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20	nt</a>.<a.href="#pi">pi</a>,.<a.
fbbe0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
fbc00	20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68	.href="#handle">handle</a>,.<a.h
fbc20	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
fbc40	68 72 65 66 3d 22 23 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 29 3c 2f 73 6d	href="#i2c_reg">i2c_reg</a>)</sm
fbc60	61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 61 20 73 69 6e 67 6c 65 20 31 36	all></h3>.This.reads.a.single.16
fbc80	20 62 69 74 20 77 6f 72 64 20 66 72 6f 6d 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 72 65 67	.bit.word.from.the.specified.reg
fbca0	69 73 74 65 72 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77	ister.of.the.device.associated.w
fbcc0	69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b	ith.handle..<br><br><code>&nbsp;
fbce0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;pi:&nbsp
fbd00	3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0&nbsp;(as&nbsp;returned&n
fbd20	62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61	bsp;by&nbsp;<a.href="#pigpio_sta
fbd40	72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b	rt">pigpio_start</a>).<br>&nbsp;
fbd60	68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73	handle:&nbsp;&gt;=0,&nbsp;as&nbs
fbd80	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63	p;returned&nbsp;by&nbsp;a&nbsp;c
fbda0	61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f	all&nbsp;to&nbsp;<a.href="#i2c_o
fbdc0	70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 69 32 63 5f 72 65 67 3a 26 6e	pen">i2c_open</a>.<br>i2c_reg:&n
fbde0	62 73 70 3b 30 2d 32 35 35 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 67 69 73 74 65	bsp;0-255,&nbsp;the&nbsp;registe
fbe00	72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 72 65 61 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	r&nbsp;to&nbsp;read.<br></code><
fbe20	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 77 6f 72 64 20 72 65 61 64 20 28 26 67	br><br>Returns.the.word.read.(&g
fbe40	74 3b 3d 30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41	t;=0).if.OK,.otherwise.PI_BAD_HA
fbe60	4e 44 4c 45 2c 0a 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 20 50 49 5f 49 32 43 5f 52 45	NDLE,.PI_BAD_PARAM,.or.PI_I2C_RE
fbe80	41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 61 64 20 77 6f 72 64 2e 20 53 4d	AD_FAILED..<br><br>Read.word..SM
fbea0	42 75 73 20 32 2e 30 20 35 2e 35 2e 35 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26	Bus.2.0.5.5.5.<code>S&nbsp;Addr&
fbec0	6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 69 32 63 5f 72 65 67 26 6e 62	nbsp;Wr&nbsp;[A]&nbsp;i2c_reg&nb
fbee0	73 70 3b 5b 41 5d 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62	sp;[A]<br>&nbsp;&nbsp;&nbsp;S&nb
fbf00	73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 5b 44	sp;Addr&nbsp;Rd&nbsp;[A]&nbsp;[D
fbf20	61 74 61 4c 6f 77 5d 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 5b 44 61 74 61 48 69 67 68 5d 26 6e	ataLow]&nbsp;A&nbsp;[DataHigh]&n
fbf40	62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	bsp;NA&nbsp;P<br></code><h3><a.n
fbf60	61 6d 65 3d 22 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 22 3e 3c 2f 61 3e 3c 61 20 68 72	ame="i2c_process_call"></a><a.hr
fbf80	65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e	ef="#int"><small>int</small></a>
fbfa0	20 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	.i2c_process_call<small>(<a.href
fbfc0	3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69	="#int">int</a>.<a.href="#pi">pi
fbfe0	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
fc000	00 00 00 fc 62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73 70 3b	....bsp;&nbsp;(1&nbsp;bit)&nbsp;
fc020	3a 26 6e 62 73 70 3b 53 74 6f 70 26 6e 62 73 70 3b 62 69 74 3c 62 72 3e 52 64 2f 57 72 26 6e 62	:&nbsp;Stop&nbsp;bit<br>Rd/Wr&nb
fc040	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29 26 6e 62 73 70	sp;&nbsp;&nbsp;(1&nbsp;bit)&nbsp
fc060	3b 3a 26 6e 62 73 70 3b 52 65 61 64 2f 57 72 69 74 65 26 6e 62 73 70 3b 62 69 74 2e 26 6e 62 73	;:&nbsp;Read/Write&nbsp;bit.&nbs
fc080	70 3b 52 64 26 6e 62 73 70 3b 65 71 75 61 6c 73 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 57 72	p;Rd&nbsp;equals&nbsp;1,&nbsp;Wr
fc0a0	26 6e 62 73 70 3b 65 71 75 61 6c 73 26 6e 62 73 70 3b 30 2e 3c 62 72 3e 41 2c 26 6e 62 73 70 3b	&nbsp;equals&nbsp;0.<br>A,&nbsp;
fc0c0	4e 41 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29	NA&nbsp;&nbsp;&nbsp;(1&nbsp;bit)
fc0e0	26 6e 62 73 70 3b 3a 26 6e 62 73 70 3b 41 63 63 65 70 74 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73	&nbsp;:&nbsp;Accept&nbsp;and&nbs
fc100	70 3b 6e 6f 74 26 6e 62 73 70 3b 61 63 63 65 70 74 26 6e 62 73 70 3b 62 69 74 2e 3c 62 72 3e 3c	p;not&nbsp;accept&nbsp;bit.<br><
fc120	62 72 3e 41 64 64 72 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28	br>Addr&nbsp;&nbsp;&nbsp;&nbsp;(
fc140	37 26 6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 37 26 6e 62	7&nbsp;bits):&nbsp;I2C&nbsp;7&nb
fc160	73 70 3b 62 69 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 2e 3c 62 72 3e 69 32 63 5f 72 65 67 26	sp;bit&nbsp;address.<br>i2c_reg&
fc180	6e 62 73 70 3b 28 38 26 6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b	nbsp;(8&nbsp;bits):&nbsp;A&nbsp;
fc1a0	62 79 74 65 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 6f 66 74 65 6e 26 6e 62 73 70 3b	byte&nbsp;which&nbsp;often&nbsp;
fc1c0	73 65 6c 65 63 74 73 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 72 65 67 69 73 74 65 72 2e 3c 62 72	selects&nbsp;a&nbsp;register.<br
fc1e0	3e 44 61 74 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 38 26	>Data&nbsp;&nbsp;&nbsp;&nbsp;(8&
fc200	6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73	nbsp;bits):&nbsp;A&nbsp;data&nbs
fc220	70 3b 62 79 74 65 2e 3c 62 72 3e 43 6f 75 6e 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;byte.<br>Count&nbsp;&nbsp;&nbs
fc240	70 3b 28 38 26 6e 62 73 70 3b 62 69 74 73 29 3a 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 62 79 74	p;(8&nbsp;bits):&nbsp;A&nbsp;byt
fc260	65 26 6e 62 73 70 3b 64 65 66 69 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6c 65	e&nbsp;defining&nbsp;the&nbsp;le
fc280	6e 67 74 68 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 6c 6f 63 6b 26 6e	ngth&nbsp;of&nbsp;a&nbsp;block&n
fc2a0	62 73 70 3b 6f 70 65 72 61 74 69 6f 6e 2e 3c 62 72 3e 3c 62 72 3e 5b 2e 2e 5d 3a 26 6e 62 73 70	bsp;operation.<br><br>[..]:&nbsp
fc2c0	3b 44 61 74 61 26 6e 62 73 70 3b 73 65 6e 74 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65	;Data&nbsp;sent&nbsp;by&nbsp;the
fc2e0	26 6e 62 73 70 3b 64 65 76 69 63 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	&nbsp;device.<br></code><h3><a.n
fc300	61 6d 65 3d 22 69 32 63 5f 63 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	ame="i2c_close"></a><a.href="#in
fc320	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 63 6c	t"><small>int</small></a>.i2c_cl
fc340	6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61	ose<small>(<a.href="#int">int</a
fc360	3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	>.<a.href="#pi">pi</a>,.<a.href=
fc380	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
fc3a0	3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	="#handle">handle</a>)</small></
fc3c0	68 33 3e 0a 54 68 69 73 20 63 6c 6f 73 65 73 20 74 68 65 20 49 32 43 20 64 65 76 69 63 65 20 61	h3>.This.closes.the.I2C.device.a
fc3e0	73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c	ssociated.with.the.handle..<br><
fc400	62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	br><code>&nbsp;&nbsp;&nbsp;&nbsp
fc420	3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72	;pi:&nbsp;&gt;=0&nbsp;(as&nbsp;r
fc440	65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70	eturned&nbsp;by&nbsp;<a.href="#p
fc460	69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c	igpio_start">pigpio_start</a>).<
fc480	62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26	br>handle:&nbsp;&gt;=0,&nbsp;as&
fc4a0	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73	nbsp;returned&nbsp;by&nbsp;a&nbs
fc4c0	70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32	p;call&nbsp;to&nbsp;<a.href="#i2
fc4e0	63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e	c_open">i2c_open</a>.<br></code>
fc500	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69	<br><br>Returns.0.if.OK,.otherwi
fc520	73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69	se.PI_BAD_HANDLE..<h3><a.name="i
fc540	32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	2c_write_quick"></a><a.href="#in
fc560	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72	t"><small>int</small></a>.i2c_wr
fc580	69 74 65 5f 71 75 69 63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	ite_quick<small>(<a.href="#int">
fc5a0	69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61	int</a>.<a.href="#pi">pi</a>,.<a
fc5c0	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
fc5e0	61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20	a.href="#handle">handle</a>,.<a.
fc600	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
fc620	20 68 72 65 66 3d 22 23 62 69 74 22 3e 62 69 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	.href="#bit">bit</a>)</small></h
fc640	33 3e 0a 54 68 69 73 20 73 65 6e 64 73 20 61 20 73 69 6e 67 6c 65 20 62 69 74 20 28 69 6e 20 74	3>.This.sends.a.single.bit.(in.t
fc660	68 65 20 52 64 2f 57 72 20 62 69 74 29 20 74 6f 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f	he.Rd/Wr.bit).to.the.device.asso
fc680	63 69 61 74 65 64 0a 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	ciated.with.handle..<br><br><cod
fc6a0	65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62	e>&nbsp;&nbsp;&nbsp;&nbsp;pi:&nb
fc6c0	73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64	sp;&gt;=0&nbsp;(as&nbsp;returned
fc6e0	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73	&nbsp;by&nbsp;<a.href="#pigpio_s
fc700	74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64	tart">pigpio_start</a>).<br>hand
fc720	6c 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65	le:&nbsp;&gt;=0,&nbsp;as&nbsp;re
fc740	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26	turned&nbsp;by&nbsp;a&nbsp;call&
fc760	6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22	nbsp;to&nbsp;<a.href="#i2c_open"
fc780	3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	>i2c_open</a>.<br>&nbsp;&nbsp;&n
fc7a0	62 73 70 3b 62 69 74 3a 26 6e 62 73 70 3b 30 2d 31 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	bsp;bit:&nbsp;0-1,&nbsp;the&nbsp
fc7c0	3b 76 61 6c 75 65 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f	;value&nbsp;to&nbsp;write.<br></
fc7e0	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74	code><br><br>Returns.0.if.OK,.ot
fc800	68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41	herwise.PI_BAD_HANDLE,.PI_BAD_PA
fc820	52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32 43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72	RAM,.or.PI_I2C_WRITE_FAILED..<br
fc840	3e 3c 62 72 3e 51 75 69 63 6b 20 63 6f 6d 6d 61 6e 64 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e	><br>Quick.command..SMBus.2.0.5.
fc860	35 2e 31 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 62 69 74 26 6e	5.1.<code>S&nbsp;Addr&nbsp;bit&n
fc880	62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	bsp;[A]&nbsp;P<br></code><h3><a.
fc8a0	6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	name="i2c_write_byte"></a><a.hre
fc8c0	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
fc8e0	69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	i2c_write_byte<small>(<a.href="#
fc900	69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61	int">int</a>.<a.href="#pi">pi</a
fc920	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
fc940	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e	/a>.<a.href="#handle">handle</a>
fc960	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
fc980	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 29 3c 2f 73 6d	a>.<a.href="#bVal">bVal</a>)</sm
fc9a0	61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 73 65 6e 64 73 20 61 20 73 69 6e 67 6c 65 20 62 79	all></h3>.This.sends.a.single.by
fc9c0	74 65 20 74 6f 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68	te.to.the.device.associated.with
fc9e0	20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62	.handle..<br><br><code>&nbsp;&nb
fca00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e	sp;&nbsp;&nbsp;pi:&nbsp;&gt;=0&n
fca20	62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62	bsp;(as&nbsp;returned&nbsp;by&nb
fca40	73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69	sp;<a.href="#pigpio_start">pigpi
fca60	6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 26 67	o_start</a>).<br>handle:&nbsp;&g
fca80	74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	t;=0,&nbsp;as&nbsp;returned&nbsp
fcaa0	3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73	;by&nbsp;a&nbsp;call&nbsp;to&nbs
fcac0	70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f	p;<a.href="#i2c_open">i2c_open</
fcae0	61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 56 61 6c 3a 26 6e 62 73 70 3b 30 2d	a>.<br>&nbsp;&nbsp;bVal:&nbsp;0-
fcb00	30 78 46 46 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 76 61 6c 75 65 26 6e 62 73 70 3b 74	0xFF,&nbsp;the&nbsp;value&nbsp;t
fcb20	6f 26 6e 62 73 70 3b 77 72 69 74 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	o&nbsp;write.<br></code><br><br>
fcb40	52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41	Returns.0.if.OK,.otherwise.PI_BA
fcb60	44 5f 48 41 4e 44 4c 45 2c 20 50 49 5f 42 41 44 5f 50 41 52 41 4d 2c 20 6f 72 0a 50 49 5f 49 32	D_HANDLE,.PI_BAD_PARAM,.or.PI_I2
fcb80	43 5f 57 52 49 54 45 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 6e 64 20 62 79 74	C_WRITE_FAILED..<br><br>Send.byt
fcba0	65 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 32 0a 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b	e..SMBus.2.0.5.5.2.<code>S&nbsp;
fcbc0	41 64 64 72 26 6e 62 73 70 3b 57 72 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 62 56 61 6c 26	Addr&nbsp;Wr&nbsp;[A]&nbsp;bVal&
fcbe0	6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	nbsp;[A]&nbsp;P<br></code><h3><a
fcc00	20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 61 64 5f 62 79 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	.name="i2c_read_byte"></a><a.hre
fcc20	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
fcc40	69 32 63 5f 72 65 61 64 5f 62 79 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69	i2c_read_byte<small>(<a.href="#i
fcc60	6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e	nt">int</a>.<a.href="#pi">pi</a>
fcc80	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
fcca0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 29	a>.<a.href="#handle">handle</a>)
fccc0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 61 64 73 20 61 20 73 69 6e 67 6c	</small></h3>.This.reads.a.singl
fcce0	65 20 62 79 74 65 20 66 72 6f 6d 20 74 68 65 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65	e.byte.from.the.device.associate
fcd00	64 20 77 69 74 68 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62	d.with.handle..<br><br><code>&nb
fcd20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67	sp;&nbsp;&nbsp;&nbsp;pi:&nbsp;&g
fcd40	74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	t;=0&nbsp;(as&nbsp;returned&nbsp
fcd60	3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22	;by&nbsp;<a.href="#pigpio_start"
fcd80	3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e	>pigpio_start</a>).<br>handle:&n
fcda0	62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	bsp;&gt;=0,&nbsp;as&nbsp;returne
fcdc0	64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b	d&nbsp;by&nbsp;a&nbsp;call&nbsp;
fcde0	74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f	to&nbsp;<a.href="#i2c_open">i2c_
fce00	6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75	open</a>.<br></code><br><br>Retu
fce20	72 6e 73 20 74 68 65 20 62 79 74 65 20 72 65 61 64 20 28 26 67 74 3b 3d 30 29 20 69 66 20 4f 4b	rns.the.byte.read.(&gt;=0).if.OK
fce40	2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2c 0a 6f 72 20 50 49	,.otherwise.PI_BAD_HANDLE,.or.PI
fce60	5f 49 32 43 5f 52 45 41 44 5f 46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 63 65 69 76	_I2C_READ_FAILED..<br><br>Receiv
fce80	65 20 62 79 74 65 2e 20 53 4d 42 75 73 20 32 2e 30 20 35 2e 35 2e 33 0a 3c 63 6f 64 65 3e 53 26	e.byte..SMBus.2.0.5.5.3.<code>S&
fcea0	6e 62 73 70 3b 41 64 64 72 26 6e 62 73 70 3b 52 64 26 6e 62 73 70 3b 5b 41 5d 26 6e 62 73 70 3b	nbsp;Addr&nbsp;Rd&nbsp;[A]&nbsp;
fcec0	5b 44 61 74 61 5d 26 6e 62 73 70 3b 4e 41 26 6e 62 73 70 3b 50 3c 62 72 3e 3c 2f 63 6f 64 65 3e	[Data]&nbsp;NA&nbsp;P<br></code>
fcee0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64 61 74 61	<h3><a.name="i2c_write_byte_data
fcf00	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
fcf20	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64 61 74 61 3c	/small></a>.i2c_write_byte_data<
fcf40	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61	small>(<a.href="#int">int</a>.<a
fcf60	20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e	.href="#pi">pi</a>,.<a.href="#un
fcf80	73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68	signed">unsigned</a>.<a.href="#h
fcfa0	61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	andle">handle</a>,.<a.href="#uns
fcfc0	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 32	igned">unsigned</a>.<a.href="#i2
fcfe0	63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e	c_reg">i2c_reg</a>,.<a.href="#un
fd000	00 00 00 fd 66 72 6f 6d 20 74 68 65 0a 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 63 79 63	....from.the.bit.bang.serial.cyc
fd020	6c 69 63 20 62 75 66 66 65 72 20 74 6f 20 74 68 65 20 62 75 66 66 65 72 20 73 74 61 72 74 69 6e	lic.buffer.to.the.buffer.startin
fd040	67 20 61 74 20 62 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e	g.at.buf..<br><br><code>&nbsp;&n
fd060	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
fd080	70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b	p;pi:&nbsp;&gt;=0&nbsp;(as&nbsp;
fd0a0	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23	returned&nbsp;by&nbsp;<a.href="#
fd0c0	70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e	pigpio_start">pigpio_start</a>).
fd0e0	3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 70	<br>user_gpio:&nbsp;0-31,&nbsp;p
fd100	72 65 76 69 6f 75 73 6c 79 26 6e 62 73 70 3b 6f 70 65 6e 65 64 26 6e 62 73 70 3b 77 69 74 68 26	reviously&nbsp;opened&nbsp;with&
fd120	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70	nbsp;<a.href="#bb_serial_read_op
fd140	65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e	en">bb_serial_read_open</a>.<br>
fd160	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
fd180	62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70	bsp;buf:&nbsp;an&nbsp;array&nbsp
fd1a0	3b 74 6f 26 6e 62 73 70 3b 72 65 63 65 69 76 65 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72	;to&nbsp;receive&nbsp;the&nbsp;r
fd1c0	65 61 64 26 6e 62 73 70 3b 62 79 74 65 73 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62	ead&nbsp;bytes.<br>&nbsp;&nbsp;b
fd1e0	75 66 53 69 7a 65 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	ufSize:&nbsp;&gt;=0<br></code><b
fd200	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65	r><br>Returns.the.number.of.byte
fd220	73 20 63 6f 70 69 65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44	s.copied.if.OK,.otherwise.PI_BAD
fd240	5f 55 53 45 52 5f 47 50 49 4f 0a 6f 72 20 50 49 5f 4e 4f 54 5f 53 45 52 49 41 4c 5f 47 50 49 4f	_USER_GPIO.or.PI_NOT_SERIAL_GPIO
fd260	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 79 74 65 73 20 72 65 74 75 72 6e 65 64 20 66 6f 72	..<br><br>The.bytes.returned.for
fd280	20 65 61 63 68 20 63 68 61 72 61 63 74 65 72 20 64 65 70 65 6e 64 20 75 70 6f 6e 20 74 68 65 20	.each.character.depend.upon.the.
fd2a0	6e 75 6d 62 65 72 20 6f 66 0a 64 61 74 61 20 62 69 74 73 20 3c 61 20 68 72 65 66 3d 22 23 64 61	number.of.data.bits.<a.href="#da
fd2c0	74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 73 70 65 63 69 66 69 65 64	ta_bits">data_bits</a>.specified
fd2e0	20 69 6e 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64	.in.the.<a.href="#bb_serial_read
fd300	5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 2f 61 3e 20 63	_open">bb_serial_read_open</a>.c
fd320	6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61	ommand..<br><br>For.<a.href="#da
fd340	74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 31 2d 38 20 74 68 65 72 65	ta_bits">data_bits</a>.1-8.there
fd360	20 77 69 6c 6c 20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e	.will.be.one.byte.per.character.
fd380	3c 62 72 3e 0a 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61	<br>.For.<a.href="#data_bits">da
fd3a0	74 61 5f 62 69 74 73 3c 2f 61 3e 20 39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 74	ta_bits</a>.9-16.there.will.be.t
fd3c0	77 6f 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20	wo.bytes.per.character.<br>.For.
fd3e0	3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f	<a.href="#data_bits">data_bits</
fd400	61 3e 20 31 37 2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72 20 62 79 74 65	a>.17-32.there.will.be.four.byte
fd420	73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62	s.per.character..<h3><a.name="bb
fd440	5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 63 6c 6f 73 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	_serial_read_close"></a><a.href=
fd460	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62	"#int"><small>int</small></a>.bb
fd480	5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	_serial_read_close<small>(<a.hre
fd4a0	66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70	f="#int">int</a>.<a.href="#pi">p
fd4c0	69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	i</a>,.<a.href="#unsigned">unsig
fd4e0	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65	ned</a>.<a.href="#user_gpio">use
fd500	72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	r_gpio</a>)</small></h3>.This.fu
fd520	6e 63 74 69 6f 6e 20 63 6c 6f 73 65 73 20 61 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e	nction.closes.a.GPIO.for.bit.ban
fd540	67 20 72 65 61 64 69 6e 67 20 6f 66 20 73 65 72 69 61 6c 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62	g.reading.of.serial.data..<br><b
fd560	72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r><code>&nbsp;&nbsp;&nbsp;&nbsp;
fd580	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	&nbsp;&nbsp;&nbsp;pi:&nbsp;&gt;=
fd5a0	30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0&nbsp;(as&nbsp;returned&nbsp;by
fd5c0	26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69	&nbsp;<a.href="#pigpio_start">pi
fd5e0	67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e	gpio_start</a>).<br>user_gpio:&n
fd600	62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 70 72 65 76 69 6f 75 73 6c 79 26 6e 62 73 70 3b 6f	bsp;0-31,&nbsp;previously&nbsp;o
fd620	70 65 6e 65 64 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 62	pened&nbsp;with&nbsp;<a.href="#b
fd640	62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65	b_serial_read_open">bb_serial_re
fd660	61 64 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52	ad_open</a>.<br></code><br><br>R
fd680	65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44	eturns.0.if.OK,.otherwise.PI_BAD
fd6a0	5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 4e 4f 54 5f 53 45 52 49 41 4c 5f 47 50 49	_USER_GPIO,.or.PI_NOT_SERIAL_GPI
fd6c0	4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 73 65 72 69 61 6c 5f 69 6e 76 65 72 74	O..<h3><a.name="bb_serial_invert
fd6e0	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
fd700	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 62 5f 73 65 72 69 61 6c 5f 69 6e 76 65 72 74 3c 73 6d 61	/small></a>.bb_serial_invert<sma
fd720	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72	ll>(<a.href="#int">int</a>.<a.hr
fd740	65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67	ef="#pi">pi</a>,.<a.href="#unsig
fd760	6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72	ned">unsigned</a>.<a.href="#user
fd780	5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	_gpio">user_gpio</a>,.<a.href="#
fd7a0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
fd7c0	23 69 6e 76 65 72 74 22 3e 69 6e 76 65 72 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	#invert">invert</a>)</small></h3
fd7e0	3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 6e 76 65 72 74 73 20 73 65 72 69 61 6c 20 6c	>.This.function.inverts.serial.l
fd800	6f 67 69 63 20 66 6f 72 20 62 69 67 20 62 61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73 2e 0a	ogic.for.big.bang.serial.reads..
fd820	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br><br><code>&nbsp;&nbsp;&nbsp;
fd840	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;pi:&nbsp
fd860	3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0&nbsp;(as&nbsp;returned&n
fd880	62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61	bsp;by&nbsp;<a.href="#pigpio_sta
fd8a0	72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67	rt">pigpio_start</a>).<br>user_g
fd8c0	70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2c 26 6e 62 73 70 3b 70 72 65 76 69 6f 75 73 6c 79 26	pio:&nbsp;0-31,&nbsp;previously&
fd8e0	6e 62 73 70 3b 6f 70 65 6e 65 64 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;opened&nbsp;with&nbsp;<a.hr
fd900	65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72	ef="#bb_serial_read_open">bb_ser
fd920	69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	ial_read_open</a>.<br>&nbsp;&nbs
fd940	70 3b 26 6e 62 73 70 3b 69 6e 76 65 72 74 3a 26 6e 62 73 70 3b 30 2d 31 2c 26 6e 62 73 70 3b 31	p;&nbsp;invert:&nbsp;0-1,&nbsp;1
fd960	26 6e 62 73 70 3b 69 6e 76 65 72 74 2c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6e 6f 72 6d 61 6c	&nbsp;invert,&nbsp;0&nbsp;normal
fd980	2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66	.<br></code><br><br>Returns.0.if
fd9a0	20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 54 5f 53 45 52 49 41 4c 5f 47 50 49	.OK,.otherwise.PI_NOT_SERIAL_GPI
fd9c0	4f 20 6f 72 20 50 49 5f 42 41 44 5f 53 45 52 5f 49 4e 56 45 52 54 2e 0a 3c 68 33 3e 3c 61 20 6e	O.or.PI_BAD_SER_INVERT..<h3><a.n
fd9e0	61 6d 65 3d 22 69 32 63 5f 6f 70 65 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	ame="i2c_open"></a><a.href="#int
fda00	22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 69 32 63 5f 6f 70 65	"><small>int</small></a>.i2c_ope
fda20	6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20	n<small>(<a.href="#int">int</a>.
fda40	3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	<a.href="#pi">pi</a>,.<a.href="#
fda60	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
fda80	23 69 32 63 5f 62 75 73 22 3e 69 32 63 5f 62 75 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	#i2c_bus">i2c_bus</a>,.<a.href="
fdaa0	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
fdac0	22 23 69 32 63 5f 61 64 64 72 22 3e 69 32 63 5f 61 64 64 72 3c 2f 61 3e 2c 20 3c 61 20 68 72 65	"#i2c_addr">i2c_addr</a>,.<a.hre
fdae0	66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72	f="#unsigned">unsigned</a>.<a.hr
fdb00	65 66 3d 22 23 69 32 63 5f 66 6c 61 67 73 22 3e 69 32 63 5f 66 6c 61 67 73 3c 2f 61 3e 29 3c 2f	ef="#i2c_flags">i2c_flags</a>)</
fdb20	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c	small></h3>.This.returns.a.handl
fdb40	65 20 66 6f 72 20 74 68 65 20 64 65 76 69 63 65 20 61 74 20 61 64 64 72 65 73 73 20 69 32 63 5f	e.for.the.device.at.address.i2c_
fdb60	61 64 64 72 20 6f 6e 20 62 75 73 20 69 32 63 5f 62 75 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	addr.on.bus.i2c_bus..<br><br><co
fdb80	64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	de>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
fdba0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73	;&nbsp;&nbsp;pi:&nbsp;&gt;=0&nbs
fdbc0	70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70	p;(as&nbsp;returned&nbsp;by&nbsp
fdbe0	3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f	;<a.href="#pigpio_start">pigpio_
fdc00	73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 32 63 5f 62	start</a>).<br>&nbsp;&nbsp;i2c_b
fdc20	75 73 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2e 3c 62 72 3e 26 6e 62 73 70 3b 69 32 63 5f 61 64	us:&nbsp;&gt;=0.<br>&nbsp;i2c_ad
fdc40	64 72 3a 26 6e 62 73 70 3b 30 2d 30 78 37 46 2e 3c 62 72 3e 69 32 63 5f 66 6c 61 67 73 3a 26 6e	dr:&nbsp;0-0x7F.<br>i2c_flags:&n
fdc60	62 73 70 3b 30 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 20 66 6c 61 67	bsp;0.<br></code><br><br>No.flag
fdc80	73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 20 20 54 68 69 73 20 70	s.are.currently.defined...This.p
fdca0	61 72 61 6d 65 74 65 72 20 73 68 6f 75 6c 64 20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a	arameter.should.be.set.to.zero..
fdcc0	3c 62 72 3e 3c 62 72 3e 50 68 79 73 69 63 61 6c 6c 79 20 62 75 73 65 73 20 30 20 61 6e 64 20 31	<br><br>Physically.buses.0.and.1
fdce0	20 61 72 65 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 74 68 65 20 50 69 2e 20 20 48 69 67 68 65	.are.available.on.the.Pi...Highe
fdd00	72 20 6e 75 6d 62 65 72 65 64 20 62 75 73 65 73 0a 77 69 6c 6c 20 62 65 20 61 76 61 69 6c 61 62	r.numbered.buses.will.be.availab
fdd20	6c 65 20 69 66 20 61 20 6b 65 72 6e 65 6c 20 73 75 70 70 6f 72 74 65 64 20 62 75 73 20 6d 75 6c	le.if.a.kernel.supported.bus.mul
fdd40	74 69 70 6c 65 78 6f 72 20 69 73 20 62 65 69 6e 67 20 75 73 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e	tiplexor.is.being.used..<br><br>
fdd60	54 68 65 20 47 50 49 4f 20 75 73 65 64 20 61 72 65 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66	The.GPIO.used.are.given.in.the.f
fdd80	6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62	ollowing.table..<br><br><table.b
fdda0	6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70	order="1".cellpadding="2".cellsp
fddc0	61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	acing="2"><tbody><tr><td></td><t
fdde0	64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	d>SDA</td><td>SCL</td></tr><tr><
fde00	74 64 3e 49 32 43 20 30 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64	td>I2C.0</td><td>0</td><td>1</td
fde20	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 20 31 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74	></tr><tr><td>I2C.1</td><td>2</t
fde40	64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65	d><td>3</td></tr></tbody></table
fde60	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d	><br><br>Returns.a.handle.(&gt;=
fde80	30 29 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 49 32 43 5f 42	0).if.OK,.otherwise.PI_BAD_I2C_B
fdea0	55 53 2c 20 50 49 5f 42 41 44 5f 49 32 43 5f 41 44 44 52 2c 0a 50 49 5f 42 41 44 5f 46 4c 41 47	US,.PI_BAD_I2C_ADDR,.PI_BAD_FLAG
fdec0	53 2c 20 50 49 5f 4e 4f 5f 48 41 4e 44 4c 45 2c 20 6f 72 20 50 49 5f 49 32 43 5f 4f 50 45 4e 5f	S,.PI_NO_HANDLE,.or.PI_I2C_OPEN_
fdee0	46 41 49 4c 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 74 68 65 20 53 4d 42 75 73 20 63 6f	FAILED..<br><br>For.the.SMBus.co
fdf00	6d 6d 61 6e 64 73 20 74 68 65 20 6c 6f 77 20 6c 65 76 65 6c 20 74 72 61 6e 73 61 63 74 69 6f 6e	mmands.the.low.level.transaction
fdf20	73 20 61 72 65 20 73 68 6f 77 6e 20 61 74 20 74 68 65 20 65 6e 64 0a 6f 66 20 74 68 65 20 66 75	s.are.shown.at.the.end.of.the.fu
fdf40	6e 63 74 69 6f 6e 20 64 65 73 63 72 69 70 74 69 6f 6e 2e 20 20 54 68 65 20 66 6f 6c 6c 6f 77 69	nction.description...The.followi
fdf60	6e 67 20 61 62 62 72 65 76 69 61 74 69 6f 6e 73 20 61 72 65 20 75 73 65 64 2e 0a 3c 62 72 3e 3c	ng.abbreviations.are.used..<br><
fdf80	62 72 3e 3c 63 6f 64 65 3e 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	br><code>S&nbsp;&nbsp;&nbsp;&nbs
fdfa0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 31 26 6e 62 73 70 3b 62 69 74 29	p;&nbsp;&nbsp;&nbsp;(1&nbsp;bit)
fdfc0	26 6e 62 73 70 3b 3a 26 6e 62 73 70 3b 53 74 61 72 74 26 6e 62 73 70 3b 62 69 74 3c 62 72 3e 50	&nbsp;:&nbsp;Start&nbsp;bit<br>P
fdfe0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
fe000	00 00 00 fe 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70	....art</a>).<br>script_id:&nbsp
fe020	3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0,&nbsp;as&nbsp;returned&n
fe040	62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73 63 72 69	bsp;by&nbsp;<a.href="#store_scri
fe060	70 74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26	pt">store_script</a>.<br>&nbsp;&
fe080	6e 62 73 70 3b 26 6e 62 73 70 3b 6e 75 6d 50 61 72 3a 26 6e 62 73 70 3b 30 2d 31 30 2c 26 6e 62	nbsp;&nbsp;numPar:&nbsp;0-10,&nb
fe0a0	73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b	sp;the&nbsp;number&nbsp;of&nbsp;
fe0c0	70 61 72 61 6d 65 74 65 72 73 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	parameters.<br>&nbsp;&nbsp;&nbsp
fe0e0	3b 26 6e 62 73 70 3b 70 61 72 61 6d 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79	;&nbsp;param:&nbsp;an&nbsp;array
fe100	26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 2e 3c 62 72 3e 3c 2f 63	&nbsp;of&nbsp;parameters.<br></c
fe120	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73	ode><br><br>The.function.returns
fe140	20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50	.0.if.OK,.otherwise.PI_BAD_SCRIP
fe160	54 5f 49 44 2c 20 6f 72 0a 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 41 52 41 4d 2e 0a 3c 62 72 3e	T_ID,.or.PI_TOO_MANY_PARAM..<br>
fe180	3c 62 72 3e 70 61 72 61 6d 20 69 73 20 61 6e 20 61 72 72 61 79 20 6f 66 20 75 70 20 74 6f 20 31	<br>param.is.an.array.of.up.to.1
fe1a0	30 20 70 61 72 61 6d 65 74 65 72 73 20 77 68 69 63 68 20 6d 61 79 20 62 65 20 72 65 66 65 72 65	0.parameters.which.may.be.refere
fe1c0	6e 63 65 64 20 69 6e 0a 74 68 65 20 73 63 72 69 70 74 20 61 73 20 70 30 20 74 6f 20 70 39 2e 0a	nced.in.the.script.as.p0.to.p9..
fe1e0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 63 72 69 70 74 5f 73 74 61 74 75 73 22 3e 3c 2f 61 3e	<h3><a.name="script_status"></a>
fe200	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
fe220	3e 3c 2f 61 3e 20 73 63 72 69 70 74 5f 73 74 61 74 75 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72	></a>.script_status<small>(<a.hr
fe240	65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e	ef="#int">int</a>.<a.href="#pi">
fe260	70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	pi</a>,.<a.href="#unsigned">unsi
fe280	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63	gned</a>.<a.href="#script_id">sc
fe2a0	72 69 70 74 5f 69 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22	ript_id</a>,.<a.href="#uint32_t"
fe2c0	3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 61 72 61 6d 22 3e	>uint32_t</a>.<a.href="#*param">
fe2e0	2a 70 61 72 61 6d 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75	*param</a>)</small></h3>.This.fu
fe300	6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 72 75 6e 20 73 74 61 74 75 73 20 6f 66	nction.returns.the.run.status.of
fe320	20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 20 61 73 20 77 65 6c 6c 0a 61 73 20 74 68 65 20	.a.stored.script.as.well.as.the.
fe340	63 75 72 72 65 6e 74 20 76 61 6c 75 65 73 20 6f 66 20 70 61 72 61 6d 65 74 65 72 73 20 30 20 74	current.values.of.parameters.0.t
fe360	6f 20 39 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	o.9..<br><br><code>&nbsp;&nbsp;&
fe380	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pi:
fe3a0	26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72	&nbsp;&gt;=0&nbsp;(as&nbsp;retur
fe3c0	6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69	ned&nbsp;by&nbsp;<a.href="#pigpi
fe3e0	6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 73	o_start">pigpio_start</a>).<br>s
fe400	63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e	cript_id:&nbsp;&gt;=0,&nbsp;as&n
fe420	62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65	bsp;returned&nbsp;by&nbsp;<a.hre
fe440	66 3d 22 23 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f	f="#store_script">store_script</
fe460	61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70	a>.<br>&nbsp;&nbsp;&nbsp;&nbsp;p
fe480	61 72 61 6d 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 74 6f	aram:&nbsp;an&nbsp;array&nbsp;to
fe4a0	26 6e 62 73 70 3b 68 6f 6c 64 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	&nbsp;hold&nbsp;the&nbsp;returne
fe4c0	64 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 2e 3c 62 72 3e 3c 2f	d&nbsp;10&nbsp;parameters.<br></
fe4e0	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e	code><br><br>The.function.return
fe500	73 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20 30 20 69 66 20	s.greater.than.or.equal.to.0.if.
fe520	4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50 54 5f 49 44 2e 0a	OK,.otherwise.PI_BAD_SCRIPT_ID..
fe540	3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 75 6e 20 73 74 61 74 75 73 20 6d 61 79 20 62 65 0a 3c 62	<br><br>The.run.status.may.be.<b
fe560	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 53 43 52 49 50 54 5f 49 4e 49 54 49 4e 47 3c 62 72	r><br><code>PI_SCRIPT_INITING<br
fe580	3e 50 49 5f 53 43 52 49 50 54 5f 48 41 4c 54 45 44 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f 52	>PI_SCRIPT_HALTED<br>PI_SCRIPT_R
fe5a0	55 4e 4e 49 4e 47 3c 62 72 3e 50 49 5f 53 43 52 49 50 54 5f 57 41 49 54 49 4e 47 3c 62 72 3e 50	UNNING<br>PI_SCRIPT_WAITING<br>P
fe5c0	49 5f 53 43 52 49 50 54 5f 46 41 49 4c 45 44 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	I_SCRIPT_FAILED<br></code><br><b
fe5e0	72 3e 54 68 65 20 63 75 72 72 65 6e 74 20 76 61 6c 75 65 20 6f 66 20 73 63 72 69 70 74 20 70 61	r>The.current.value.of.script.pa
fe600	72 61 6d 65 74 65 72 73 20 30 20 74 6f 20 39 20 61 72 65 20 72 65 74 75 72 6e 65 64 20 69 6e 20	rameters.0.to.9.are.returned.in.
fe620	70 61 72 61 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 6f 70 5f 73 63 72 69 70 74 22	param..<h3><a.name="stop_script"
fe640	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
fe660	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 74 6f 70 5f 73 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61	small></a>.stop_script<small>(<a
fe680	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	.href="#int">int</a>.<a.href="#p
fe6a0	69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	i">pi</a>,.<a.href="#unsigned">u
fe6c0	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22	nsigned</a>.<a.href="#script_id"
fe6e0	3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69	>script_id</a>)</small></h3>.Thi
fe700	73 20 66 75 6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 61 20 72 75 6e 6e 69 6e 67 20 73 63 72 69 70	s.function.stops.a.running.scrip
fe720	74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	t..<br><br><code>&nbsp;&nbsp;&nb
fe740	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e	sp;&nbsp;&nbsp;&nbsp;&nbsp;pi:&n
fe760	62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	bsp;&gt;=0&nbsp;(as&nbsp;returne
fe780	64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f	d&nbsp;by&nbsp;<a.href="#pigpio_
fe7a0	73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 73 63 72	start">pigpio_start</a>).<br>scr
fe7c0	69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73	ipt_id:&nbsp;&gt;=0,&nbsp;as&nbs
fe7e0	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d	p;returned&nbsp;by&nbsp;<a.href=
fe800	22 23 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e	"#store_script">store_script</a>
fe820	2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e	.<br></code><br><br>The.function
fe840	20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42	.returns.0.if.OK,.otherwise.PI_B
fe860	41 44 5f 53 43 52 49 50 54 5f 49 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 65 6c 65 74	AD_SCRIPT_ID..<h3><a.name="delet
fe880	65 5f 73 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d	e_script"></a><a.href="#int"><sm
fe8a0	61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 64 65 6c 65 74 65 5f 73 63 72 69 70	all>int</small></a>.delete_scrip
fe8c0	74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20	t<small>(<a.href="#int">int</a>.
fe8e0	3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	<a.href="#pi">pi</a>,.<a.href="#
fe900	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
fe920	23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c	#script_id">script_id</a>)</smal
fe940	6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 64 65 6c 65 74 65 73 20 61 20	l></h3>.This.function.deletes.a.
fe960	73 74 6f 72 65 64 20 73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62	stored.script..<br><br><code>&nb
fe980	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
fe9a0	3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26	;&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&
fe9c0	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;returned&nbsp;by&nbsp;<a.hr
fe9e0	65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c	ef="#pigpio_start">pigpio_start<
fea00	2f 61 3e 29 2e 3c 62 72 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c	/a>).<br>script_id:&nbsp;&gt;=0,
fea20	26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	&nbsp;as&nbsp;returned&nbsp;by&n
fea40	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e 73 74 6f 72	bsp;<a.href="#store_script">stor
fea60	65 5f 73 63 72 69 70 74 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	e_script</a>.<br></code><br><br>
fea80	54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74	The.function.returns.0.if.OK,.ot
feaa0	68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50 54 5f 49 44 2e 0a 3c 68 33 3e 3c 61	herwise.PI_BAD_SCRIPT_ID..<h3><a
feac0	20 6e 61 6d 65 3d 22 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 3c 2f 61 3e	.name="bb_serial_read_open"></a>
feae0	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
feb00	3e 3c 2f 61 3e 20 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e	></a>.bb_serial_read_open<small>
feb20	28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	(<a.href="#int">int</a>.<a.href=
feb40	22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	"#pi">pi</a>,.<a.href="#unsigned
feb60	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70	">unsigned</a>.<a.href="#user_gp
feb80	69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	io">user_gpio</a>,.<a.href="#uns
feba0	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61	igned">unsigned</a>.<a.href="#ba
febc0	75 64 22 3e 62 61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	ud">baud</a>,.<a.href="#unsigned
febe0	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69	">unsigned</a>.<a.href="#data_bi
fec00	74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	ts">data_bits</a>)</small></h3>.
fec20	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 6f 70 65 6e 73 20 61 20 47 50 49 4f 20 66 6f 72 20 62	This.function.opens.a.GPIO.for.b
fec40	69 74 20 62 61 6e 67 20 72 65 61 64 69 6e 67 20 6f 66 20 73 65 72 69 61 6c 20 64 61 74 61 2e 0a	it.bang.reading.of.serial.data..
fec60	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br><br><code>&nbsp;&nbsp;&nbsp;
fec80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;pi:&nbsp
feca0	3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0&nbsp;(as&nbsp;returned&n
fecc0	62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61	bsp;by&nbsp;<a.href="#pigpio_sta
fece0	72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67	rt">pigpio_start</a>).<br>user_g
fed00	70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	pio:&nbsp;0-31.<br>&nbsp;&nbsp;&
fed20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 35 30 2d 32	nbsp;&nbsp;&nbsp;baud:&nbsp;50-2
fed40	35 30 30 30 30 3c 62 72 3e 64 61 74 61 5f 62 69 74 73 3a 26 6e 62 73 70 3b 31 2d 33 32 3c 62 72	50000<br>data_bits:&nbsp;1-32<br
fed60	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c	></code><br><br>Returns.0.if.OK,
fed80	20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f	.otherwise.PI_BAD_USER_GPIO,.PI_
feda0	42 41 44 5f 57 41 56 45 5f 42 41 55 44 2c 0a 6f 72 20 50 49 5f 47 50 49 4f 5f 49 4e 5f 55 53 45	BAD_WAVE_BAUD,.or.PI_GPIO_IN_USE
fedc0	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 72 69 61 6c 20 64 61 74 61 20 69 73 20 72 65 74	..<br><br>The.serial.data.is.ret
fede0	75 72 6e 65 64 20 69 6e 20 61 20 63 79 63 6c 69 63 20 62 75 66 66 65 72 20 61 6e 64 20 69 73 20	urned.in.a.cyclic.buffer.and.is.
fee00	72 65 61 64 20 75 73 69 6e 67 0a 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 2e 0a 3c 62 72 3e 3c	read.using.bb_serial_read..<br><
fee20	62 72 3e 49 74 20 69 73 20 74 68 65 20 63 61 6c 6c 65 72 27 73 20 72 65 73 70 6f 6e 73 69 62 69	br>It.is.the.caller's.responsibi
fee40	6c 69 74 79 20 74 6f 20 72 65 61 64 20 64 61 74 61 20 66 72 6f 6d 20 74 68 65 20 63 79 63 6c 69	lity.to.read.data.from.the.cycli
fee60	63 20 62 75 66 66 65 72 0a 69 6e 20 61 20 74 69 6d 65 6c 79 20 66 61 73 68 69 6f 6e 2e 0a 3c 68	c.buffer.in.a.timely.fashion..<h
fee80	33 3e 3c 61 20 6e 61 6d 65 3d 22 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 22 3e 3c 2f 61 3e 3c	3><a.name="bb_serial_read"></a><
feea0	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
feec0	3c 2f 61 3e 20 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72	</a>.bb_serial_read<small>(<a.hr
feee0	65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e	ef="#int">int</a>.<a.href="#pi">
fef00	70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	pi</a>,.<a.href="#unsigned">unsi
fef20	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73	gned</a>.<a.href="#user_gpio">us
fef40	65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69	er_gpio</a>,.<a.href="#void">voi
fef60	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20	d</a>.<a.href="#*buf">*buf</a>,.
fef80	3c 61 20 68 72 65 66 3d 22 23 73 69 7a 65 5f 74 22 3e 73 69 7a 65 5f 74 3c 2f 61 3e 20 3c 61 20	<a.href="#size_t">size_t</a>.<a.
fefa0	68 72 65 66 3d 22 23 62 75 66 53 69 7a 65 22 3e 62 75 66 53 69 7a 65 3c 2f 61 3e 29 3c 2f 73 6d	href="#bufSize">bufSize</a>)</sm
fefc0	61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 6f 70 69 65 73 20 75	all></h3>.This.function.copies.u
fefe0	70 20 74 6f 20 62 75 66 53 69 7a 65 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 72 65 61 64 20	p.to.bufSize.bytes.of.data.read.
ff000	00 00 00 ff 6c 65 6e 67 74 68 20 69 6e 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73	....length.in.DMA.control.blocks
ff020	20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62	.of.the.current.waveform..<br><b
ff040	72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73	r><code>pi:&nbsp;&gt;=0&nbsp;(as
ff060	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68	&nbsp;returned&nbsp;by&nbsp;<a.h
ff080	72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74	ref="#pigpio_start">pigpio_start
ff0a0	3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61	</a>).<br></code><h3><a.name="wa
ff0c0	76 65 5f 67 65 74 5f 68 69 67 68 5f 63 62 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69	ve_get_high_cbs"></a><a.href="#i
ff0e0	6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f	nt"><small>int</small></a>.wave_
ff100	67 65 74 5f 68 69 67 68 5f 63 62 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e	get_high_cbs<small>(<a.href="#in
ff120	74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29	t">int</a>.<a.href="#pi">pi</a>)
ff140	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75	</small></h3>.This.function.retu
ff160	72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c	rns.the.length.in.DMA.control.bl
ff180	6f 63 6b 73 20 6f 66 20 74 68 65 20 6c 6f 6e 67 65 73 74 0a 77 61 76 65 66 6f 72 6d 20 63 72 65	ocks.of.the.longest.waveform.cre
ff1a0	61 74 65 64 20 73 69 6e 63 65 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 77 61 73	ated.since.the.pigpio.daemon.was
ff1c0	20 73 74 61 72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70	.started..<br><br><code>pi:&nbsp
ff1e0	3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0&nbsp;(as&nbsp;returned&n
ff200	62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61	bsp;by&nbsp;<a.href="#pigpio_sta
ff220	72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65	rt">pigpio_start</a>).<br></code
ff240	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63 62 73 22 3e	><h3><a.name="wave_get_max_cbs">
ff260	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
ff280	6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63 62 73 3c 73 6d 61 6c 6c	mall></a>.wave_get_max_cbs<small
ff2a0	3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66	>(<a.href="#int">int</a>.<a.href
ff2c0	3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	="#pi">pi</a>)</small></h3>.This
ff2e0	20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f	.function.returns.the.maximum.po
ff300	73 73 69 62 6c 65 20 73 69 7a 65 20 6f 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 6e 20 44 4d 41	ssible.size.of.a.waveform.in.DMA
ff320	0a 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70	.control.blocks..<br><br><code>p
ff340	69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74	i:&nbsp;&gt;=0&nbsp;(as&nbsp;ret
ff360	75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67	urned&nbsp;by&nbsp;<a.href="#pig
ff380	70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72	pio_start">pigpio_start</a>).<br
ff3a0	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 5f 74 72 69 67 67 65	></code><h3><a.name="gpio_trigge
ff3c0	72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	r"></a><a.href="#int"><small>int
ff3e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 5f 74 72 69 67 67 65 72 3c 73 6d 61 6c 6c 3e	</small></a>.gpio_trigger<small>
ff400	28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	(<a.href="#int">int</a>.<a.href=
ff420	22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	"#pi">pi</a>,.<a.href="#unsigned
ff440	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70	">unsigned</a>.<a.href="#user_gp
ff460	69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	io">user_gpio</a>,.<a.href="#uns
ff480	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 75	igned">unsigned</a>.<a.href="#pu
ff4a0	6c 73 65 4c 65 6e 22 3e 70 75 6c 73 65 4c 65 6e 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	lseLen">pulseLen</a>,.<a.href="#
ff4c0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
ff4e0	23 6c 65 76 65 6c 22 3e 6c 65 76 65 6c 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	#level">level</a>)</small></h3>.
ff500	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 6e 64 73 20 61 20 74 72 69 67 67 65 72 20 70 75	This.function.sends.a.trigger.pu
ff520	6c 73 65 20 74 6f 20 61 20 47 50 49 4f 2e 20 20 54 68 65 20 47 50 49 4f 20 69 73 20 73 65 74 20	lse.to.a.GPIO...The.GPIO.is.set.
ff540	74 6f 0a 6c 65 76 65 6c 20 66 6f 72 20 70 75 6c 73 65 4c 65 6e 20 6d 69 63 72 6f 73 65 63 6f 6e	to.level.for.pulseLen.microsecon
ff560	64 73 20 61 6e 64 20 74 68 65 6e 20 72 65 73 65 74 20 74 6f 20 6e 6f 74 20 6c 65 76 65 6c 2e 0a	ds.and.then.reset.to.not.level..
ff580	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br><br><code>&nbsp;&nbsp;&nbsp;
ff5a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;pi:&nbsp
ff5c0	3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0&nbsp;(as&nbsp;returned&n
ff5e0	62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61	bsp;by&nbsp;<a.href="#pigpio_sta
ff600	72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67	rt">pigpio_start</a>).<br>user_g
ff620	70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 70 75 6c 73 65 4c 65	pio:&nbsp;0-31.<br>&nbsp;pulseLe
ff640	6e 3a 26 6e 62 73 70 3b 31 2d 31 30 30 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	n:&nbsp;1-100.<br>&nbsp;&nbsp;&n
ff660	62 73 70 3b 26 6e 62 73 70 3b 6c 65 76 65 6c 3a 26 6e 62 73 70 3b 30 2c 31 2e 3c 62 72 3e 3c 2f	bsp;&nbsp;level:&nbsp;0,1.<br></
ff680	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74	code><br><br>Returns.0.if.OK,.ot
ff6a0	68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44	herwise.PI_BAD_USER_GPIO,.PI_BAD
ff6c0	5f 4c 45 56 45 4c 2c 0a 50 49 5f 42 41 44 5f 50 55 4c 53 45 4c 45 4e 2c 20 6f 72 20 50 49 5f 4e	_LEVEL,.PI_BAD_PULSELEN,.or.PI_N
ff6e0	4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 6f 72 65	OT_PERMITTED..<h3><a.name="store
ff700	5f 73 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61	_script"></a><a.href="#int"><sma
ff720	6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 74 6f 72 65 5f 73 63 72 69 70 74 3c	ll>int</small></a>.store_script<
ff740	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61	small>(<a.href="#int">int</a>.<a
ff760	20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68	.href="#pi">pi</a>,.<a.href="#ch
ff780	61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 63 72 69 70 74 22 3e	ar">char</a>.<a.href="#*script">
ff7a0	2a 73 63 72 69 70 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66	*script</a>)</small></h3>.This.f
ff7c0	75 6e 63 74 69 6f 6e 20 73 74 6f 72 65 73 20 61 20 73 63 72 69 70 74 20 66 6f 72 20 6c 61 74 65	unction.stores.a.script.for.late
ff7e0	72 20 65 78 65 63 75 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66	r.execution..<br><br>See.<a.href
ff800	3d 22 68 74 74 70 3a 2f 2f 61 62 79 7a 2e 6d 65 2e 75 6b 2f 72 70 69 2f 70 69 67 70 69 6f 2f 70	="http://abyz.me.uk/rpi/pigpio/p
ff820	69 67 73 2e 68 74 6d 6c 23 53 63 72 69 70 74 73 22 3e 68 74 74 70 3a 2f 2f 61 62 79 7a 2e 6d 65	igs.html#Scripts">http://abyz.me
ff840	2e 75 6b 2f 72 70 69 2f 70 69 67 70 69 6f 2f 70 69 67 73 2e 68 74 6d 6c 23 53 63 72 69 70 74 73	.uk/rpi/pigpio/pigs.html#Scripts
ff860	3c 2f 61 3e 20 66 6f 72 20 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	</a>.for.details..<br><br><code>
ff880	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;pi:&nbsp
ff8a0	3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e	;&gt;=0&nbsp;(as&nbsp;returned&n
ff8c0	62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61	bsp;by&nbsp;<a.href="#pigpio_sta
ff8e0	72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 73 63 72 69 70 74	rt">pigpio_start</a>).<br>script
ff900	3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 74 65 78 74 26 6e 62 73 70 3b 6f 66 26 6e 62 73	:&nbsp;the&nbsp;text&nbsp;of&nbs
ff920	70 3b 74 68 65 26 6e 62 73 70 3b 73 63 72 69 70 74 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	p;the&nbsp;script.<br></code><br
ff940	3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 73 63 72 69	><br>The.function.returns.a.scri
ff960	70 74 20 69 64 20 69 66 20 74 68 65 20 73 63 72 69 70 74 20 69 73 20 76 61 6c 69 64 2c 0a 6f 74	pt.id.if.the.script.is.valid,.ot
ff980	68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50 54 2e 0a 3c 68 33 3e 3c 61 20 6e 61	herwise.PI_BAD_SCRIPT..<h3><a.na
ff9a0	6d 65 3d 22 72 75 6e 5f 73 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	me="run_script"></a><a.href="#in
ff9c0	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72 75 6e 5f 73 63	t"><small>int</small></a>.run_sc
ff9e0	72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f	ript<small>(<a.href="#int">int</
ffa00	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	a>.<a.href="#pi">pi</a>,.<a.href
ffa20	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
ffa40	66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 2c 20 3c 61	f="#script_id">script_id</a>,.<a
ffa60	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
ffa80	61 20 68 72 65 66 3d 22 23 6e 75 6d 50 61 72 22 3e 6e 75 6d 50 61 72 3c 2f 61 3e 2c 20 3c 61 20	a.href="#numPar">numPar</a>,.<a.
ffaa0	68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61	href="#uint32_t">uint32_t</a>.<a
ffac0	20 68 72 65 66 3d 22 23 2a 70 61 72 61 6d 22 3e 2a 70 61 72 61 6d 3c 2f 61 3e 29 3c 2f 73 6d 61	.href="#*param">*param</a>)</sma
ffae0	6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 75 6e 73 20 61 20 73 74	ll></h3>.This.function.runs.a.st
ffb00	6f 72 65 64 20 73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70	ored.script..<br><br><code>&nbsp
ffb20	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
ffb40	6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62	nbsp;pi:&nbsp;&gt;=0&nbsp;(as&nb
ffb60	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	sp;returned&nbsp;by&nbsp;<a.href
ffb80	3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61	="#pigpio_start">pigpio_start</a
ffba0	3e 29 2e 3c 62 72 3e 73 63 72 69 70 74 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e	>).<br>script_id:&nbsp;&gt;=0,&n
ffbc0	62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73	bsp;as&nbsp;returned&nbsp;by&nbs
ffbe0	70 3b 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73 63 72 69 70 74 22 3e 73 74 6f 72 65 5f	p;<a.href="#store_script">store_
ffc00	73 63 72 69 70 74 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	script</a>.<br>&nbsp;&nbsp;&nbsp
ffc20	3b 6e 75 6d 50 61 72 3a 26 6e 62 73 70 3b 30 2d 31 30 2c 26 6e 62 73 70 3b 74 68 65 26 6e 62 73	;numPar:&nbsp;0-10,&nbsp;the&nbs
ffc40	70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73	p;number&nbsp;of&nbsp;parameters
ffc60	2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 61 72	.<br>&nbsp;&nbsp;&nbsp;&nbsp;par
ffc80	61 6d 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66 26 6e	am:&nbsp;an&nbsp;array&nbsp;of&n
ffca0	62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	bsp;parameters.<br></code><br><b
ffcc0	72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20	r>The.function.returns.0.if.OK,.
ffce0	6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 53 43 52 49 50 54 5f 49 44 2c 20 6f 72 0a 50	otherwise.PI_BAD_SCRIPT_ID,.or.P
ffd00	49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 41 52 41 4d 0a 3c 62 72 3e 3c 62 72 3e 70 61 72 61 6d 20 69	I_TOO_MANY_PARAM.<br><br>param.i
ffd20	73 20 61 6e 20 61 72 72 61 79 20 6f 66 20 75 70 20 74 6f 20 31 30 20 70 61 72 61 6d 65 74 65 72	s.an.array.of.up.to.10.parameter
ffd40	73 20 77 68 69 63 68 20 6d 61 79 20 62 65 20 72 65 66 65 72 65 6e 63 65 64 20 69 6e 0a 74 68 65	s.which.may.be.referenced.in.the
ffd60	20 73 63 72 69 70 74 20 61 73 20 70 30 20 74 6f 20 70 39 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	.script.as.p0.to.p9..<h3><a.name
ffd80	3d 22 75 70 64 61 74 65 5f 73 63 72 69 70 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69	="update_script"></a><a.href="#i
ffda0	6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 75 70 64 61 74	nt"><small>int</small></a>.updat
ffdc0	65 5f 73 63 72 69 70 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69	e_script<small>(<a.href="#int">i
ffde0	6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20	nt</a>.<a.href="#pi">pi</a>,.<a.
ffe00	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
ffe20	20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e	.href="#script_id">script_id</a>
ffe40	2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f	,.<a.href="#unsigned">unsigned</
ffe60	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 50 61 72 22 3e 6e 75 6d 50 61 72 3c 2f 61 3e 2c	a>.<a.href="#numPar">numPar</a>,
ffe80	20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61	.<a.href="#uint32_t">uint32_t</a
ffea0	3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 61 72 61 6d 22 3e 2a 70 61 72 61 6d 3c 2f 61 3e 29 3c	>.<a.href="#*param">*param</a>)<
ffec0	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 65 74 73 20	/small></h3>.This.function.sets.
ffee0	74 68 65 20 70 61 72 61 6d 65 74 65 72 73 20 6f 66 20 61 20 73 63 72 69 70 74 2e 20 20 54 68 65	the.parameters.of.a.script...The
fff00	20 73 63 72 69 70 74 20 6d 61 79 20 6f 72 0a 6d 61 79 20 6e 6f 74 20 62 65 20 72 75 6e 6e 69 6e	.script.may.or.may.not.be.runnin
fff20	67 2e 20 20 54 68 65 20 66 69 72 73 74 20 6e 75 6d 50 61 72 20 70 61 72 61 6d 65 74 65 72 73 20	g...The.first.numPar.parameters.
fff40	6f 66 20 74 68 65 20 73 63 72 69 70 74 20 61 72 65 0a 6f 76 65 72 77 72 69 74 74 65 6e 20 77 69	of.the.script.are.overwritten.wi
fff60	74 68 20 74 68 65 20 6e 65 77 20 76 61 6c 75 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	th.the.new.values..<br><br><code
fff80	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
fffa0	6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b	nbsp;&nbsp;pi:&nbsp;&gt;=0&nbsp;
fffc0	28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c	(as&nbsp;returned&nbsp;by&nbsp;<
fffe0	61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74	a.href="#pigpio_start">pigpio_st
100000	00 00 01 00 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 2c 26 6e 62 73	....bsp;&nbsp;&nbsp;&nbsp;},&nbs
100020	70 3b 34 36 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;46);<br><br>&nbsp;&nbsp;&nbsp;
100040	77 68 69 6c 65 26 6e 62 73 70 3b 28 77 61 76 65 5f 74 78 5f 62 75 73 79 28 70 69 29 29 26 6e 62	while&nbsp;(wave_tx_busy(pi))&nb
100060	73 70 3b 74 69 6d 65 5f 73 6c 65 65 70 28 30 2e 31 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70	sp;time_sleep(0.1);<br><br>&nbsp
100080	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 28 69 3d 30 3b 26 6e 62 73 70	;&nbsp;&nbsp;for&nbsp;(i=0;&nbsp
1000a0	3b 69 26 6c 74 3b 57 41 56 45 53 3b 26 6e 62 73 70 3b 69 2b 2b 29 26 6e 62 73 70 3b 77 61 76 65	;i&lt;WAVES;&nbsp;i++)&nbsp;wave
1000c0	5f 64 65 6c 65 74 65 28 70 69 2c 26 6e 62 73 70 3b 77 69 64 5b 69 5d 29 3b 3c 62 72 3e 3c 62 72	_delete(pi,&nbsp;wid[i]);<br><br
1000e0	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 70 69 6f 5f 73 74 6f 70 28 70	>&nbsp;&nbsp;&nbsp;pigpio_stop(p
100100	69 29 3b 3c 62 72 3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	i);<br>}<br></code><h3><a.name="
100120	77 61 76 65 5f 74 78 5f 61 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	wave_tx_at"></a><a.href="#int"><
100140	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 74 78 5f 61 74	small>int</small></a>.wave_tx_at
100160	3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c	<small>(<a.href="#int">int</a>.<
100180	61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	a.href="#pi">pi</a>)</small></h3
1001a0	3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 69 64 20 6f	>.This.function.returns.the.id.o
1001c0	66 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 63 75 72 72 65 6e 74 6c 79 20 62 65 69 6e 67 0a 74	f.the.waveform.currently.being.t
1001e0	72 61 6e 73 6d 69 74 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e	ransmitted.by.<a.href="#wave_sen
100200	64 2a 22 3e 77 61 76 65 5f 73 65 6e 64 2a 3c 2f 61 3e 2e 20 20 43 68 61 69 6e 65 64 20 77 61 76	d*">wave_send*</a>...Chained.wav
100220	65 73 20 61 72 65 20 6e 6f 74 20 73 75 70 70 6f 72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	es.are.not.supported..<br><br><c
100240	6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73	ode>pi:&nbsp;&gt;=0&nbsp;(as&nbs
100260	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d	p;returned&nbsp;by&nbsp;<a.href=
100280	22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e	"#pigpio_start">pigpio_start</a>
1002a0	29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65	).<br></code><br><br>Returns.the
1002c0	20 77 61 76 65 66 6f 72 6d 20 69 64 20 6f 72 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f	.waveform.id.or.one.of.the.follo
1002e0	77 69 6e 67 20 73 70 65 63 69 61 6c 20 76 61 6c 75 65 73 3a 0a 3c 62 72 3e 3c 62 72 3e 50 49 5f	wing.special.values:.<br><br>PI_
100300	57 41 56 45 5f 4e 4f 54 5f 46 4f 55 4e 44 20 28 39 39 39 38 29 20 2d 20 74 72 61 6e 73 6d 69 74	WAVE_NOT_FOUND.(9998).-.transmit
100320	74 65 64 20 77 61 76 65 20 6e 6f 74 20 66 6f 75 6e 64 2e 3c 62 72 3e 0a 50 49 5f 4e 4f 5f 54 58	ted.wave.not.found.<br>.PI_NO_TX
100340	5f 57 41 56 45 20 28 39 39 39 39 29 20 2d 20 6e 6f 20 77 61 76 65 20 62 65 69 6e 67 20 74 72 61	_WAVE.(9999).-.no.wave.being.tra
100360	6e 73 6d 69 74 74 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 74 78 5f 62	nsmitted..<h3><a.name="wave_tx_b
100380	75 73 79 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69	usy"></a><a.href="#int"><small>i
1003a0	6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 74 78 5f 62 75 73 79 3c 73 6d 61 6c	nt</small></a>.wave_tx_busy<smal
1003c0	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65	l>(<a.href="#int">int</a>.<a.hre
1003e0	66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69	f="#pi">pi</a>)</small></h3>.Thi
100400	73 20 66 75 6e 63 74 69 6f 6e 20 63 68 65 63 6b 73 20 74 6f 20 73 65 65 20 69 66 20 61 20 77 61	s.function.checks.to.see.if.a.wa
100420	76 65 66 6f 72 6d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 62 65 69 6e 67 0a 74 72 61 6e 73 6d	veform.is.currently.being.transm
100440	69 74 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67	itted..<br><br><code>pi:&nbsp;&g
100460	74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	t;=0&nbsp;(as&nbsp;returned&nbsp
100480	3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22	;by&nbsp;<a.href="#pigpio_start"
1004a0	3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	>pigpio_start</a>).<br></code><b
1004c0	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 31 20 69 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73	r><br>Returns.1.if.a.waveform.is
1004e0	20 63 75 72 72 65 6e 74 6c 79 20 62 65 69 6e 67 20 74 72 61 6e 73 6d 69 74 74 65 64 2c 20 6f 74	.currently.being.transmitted,.ot
100500	68 65 72 77 69 73 65 20 30 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 74 78 5f	herwise.0..<h3><a.name="wave_tx_
100520	73 74 6f 70 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	stop"></a><a.href="#int"><small>
100540	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 74 78 5f 73 74 6f 70 3c 73 6d 61	int</small></a>.wave_tx_stop<sma
100560	6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72	ll>(<a.href="#int">int</a>.<a.hr
100580	65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68	ef="#pi">pi</a>)</small></h3>.Th
1005a0	69 73 20 66 75 6e 63 74 69 6f 6e 20 73 74 6f 70 73 20 74 68 65 20 74 72 61 6e 73 6d 69 73 73 69	is.function.stops.the.transmissi
1005c0	6f 6e 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e	on.of.the.current.waveform..<br>
1005e0	3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28	<br><code>pi:&nbsp;&gt;=0&nbsp;(
100600	61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61	as&nbsp;returned&nbsp;by&nbsp;<a
100620	20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61	.href="#pigpio_start">pigpio_sta
100640	72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	rt</a>).<br></code><br><br>Retur
100660	6e 73 20 30 20 69 66 20 4f 4b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f	ns.0.if.OK..<br><br>This.functio
100680	6e 20 69 73 20 69 6e 74 65 6e 64 65 64 20 74 6f 20 73 74 6f 70 20 61 20 77 61 76 65 66 6f 72 6d	n.is.intended.to.stop.a.waveform
1006a0	20 73 74 61 72 74 65 64 20 77 69 74 68 20 74 68 65 20 72 65 70 65 61 74 20 6d 6f 64 65 2e 0a 3c	.started.with.the.repeat.mode..<
1006c0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 6d 69 63 72 6f 73 22 3e 3c 2f 61	h3><a.name="wave_get_micros"></a
1006e0	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
100700	6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74 5f 6d 69 63 72 6f 73 3c 73 6d 61 6c 6c 3e 28 3c 61	l></a>.wave_get_micros<small>(<a
100720	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	.href="#int">int</a>.<a.href="#p
100740	69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e	i">pi</a>)</small></h3>.This.fun
100760	63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 6d 69 63 72	ction.returns.the.length.in.micr
100780	6f 73 65 63 6f 6e 64 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 0a 77 61 76 65 66 6f 72 6d	oseconds.of.the.current.waveform
1007a0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26	..<br><br><code>pi:&nbsp;&gt;=0&
1007c0	6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	nbsp;(as&nbsp;returned&nbsp;by&n
1007e0	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70	bsp;<a.href="#pigpio_start">pigp
100800	69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	io_start</a>).<br></code><h3><a.
100820	6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 6d 69 63 72 6f 73 22 3e 3c 2f 61 3e	name="wave_get_high_micros"></a>
100840	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
100860	3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 6d 69 63 72 6f 73 3c 73 6d 61 6c 6c	></a>.wave_get_high_micros<small
100880	3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66	>(<a.href="#int">int</a>.<a.href
1008a0	3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73	="#pi">pi</a>)</small></h3>.This
1008c0	20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20	.function.returns.the.length.in.
1008e0	6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 20 74 68 65 20 6c 6f 6e 67 65 73 74 20 77 61 76 65	microseconds.of.the.longest.wave
100900	66 6f 72 6d 0a 63 72 65 61 74 65 64 20 73 69 6e 63 65 20 74 68 65 20 70 69 67 70 69 6f 20 64 61	form.created.since.the.pigpio.da
100920	65 6d 6f 6e 20 77 61 73 20 73 74 61 72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	emon.was.started..<br><br><code>
100940	70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65	pi:&nbsp;&gt;=0&nbsp;(as&nbsp;re
100960	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69	turned&nbsp;by&nbsp;<a.href="#pi
100980	67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62	gpio_start">pigpio_start</a>).<b
1009a0	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 6d	r></code><h3><a.name="wave_get_m
1009c0	61 78 5f 6d 69 63 72 6f 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	ax_micros"></a><a.href="#int"><s
1009e0	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74 5f 6d 61	mall>int</small></a>.wave_get_ma
100a00	78 5f 6d 69 63 72 6f 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69	x_micros<small>(<a.href="#int">i
100a20	6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d	nt</a>.<a.href="#pi">pi</a>)</sm
100a40	61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20	all></h3>.This.function.returns.
100a60	74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f 73 73 69 62 6c 65 20 73 69 7a 65 20 6f 66 20 61 20 77	the.maximum.possible.size.of.a.w
100a80	61 76 65 66 6f 72 6d 20 69 6e 3c 62 72 3e 0a 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 0a 3c 62 72	aveform.in<br>.microseconds..<br
100aa0	3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b	><br><code>pi:&nbsp;&gt;=0&nbsp;
100ac0	28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c	(as&nbsp;returned&nbsp;by&nbsp;<
100ae0	61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74	a.href="#pigpio_start">pigpio_st
100b00	61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	art</a>).<br></code><h3><a.name=
100b20	22 77 61 76 65 5f 67 65 74 5f 70 75 6c 73 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23	"wave_get_pulses"></a><a.href="#
100b40	69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65	int"><small>int</small></a>.wave
100b60	5f 67 65 74 5f 70 75 6c 73 65 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74	_get_pulses<small>(<a.href="#int
100b80	22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c	">int</a>.<a.href="#pi">pi</a>)<
100ba0	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72	/small></h3>.This.function.retur
100bc0	6e 73 20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 70 75 6c 73 65 73 20 6f 66 20 74 68 65 20 63	ns.the.length.in.pulses.of.the.c
100be0	75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70	urrent.waveform..<br><br><code>p
100c00	69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74	i:&nbsp;&gt;=0&nbsp;(as&nbsp;ret
100c20	75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67	urned&nbsp;by&nbsp;<a.href="#pig
100c40	70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72	pio_start">pigpio_start</a>).<br
100c60	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 67 65 74 5f 68 69	></code><h3><a.name="wave_get_hi
100c80	67 68 5f 70 75 6c 73 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	gh_pulses"></a><a.href="#int"><s
100ca0	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74 5f 68 69	mall>int</small></a>.wave_get_hi
100cc0	67 68 5f 70 75 6c 73 65 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	gh_pulses<small>(<a.href="#int">
100ce0	69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73	int</a>.<a.href="#pi">pi</a>)</s
100d00	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73	mall></h3>.This.function.returns
100d20	20 74 68 65 20 6c 65 6e 67 74 68 20 69 6e 20 70 75 6c 73 65 73 20 6f 66 20 74 68 65 20 6c 6f 6e	.the.length.in.pulses.of.the.lon
100d40	67 65 73 74 20 77 61 76 65 66 6f 72 6d 0a 63 72 65 61 74 65 64 20 73 69 6e 63 65 20 74 68 65 20	gest.waveform.created.since.the.
100d60	70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 77 61 73 20 73 74 61 72 74 65 64 2e 0a 3c 62 72 3e 3c	pigpio.daemon.was.started..<br><
100d80	62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61	br><code>pi:&nbsp;&gt;=0&nbsp;(a
100da0	73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20	s&nbsp;returned&nbsp;by&nbsp;<a.
100dc0	68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72	href="#pigpio_start">pigpio_star
100de0	74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77	t</a>).<br></code><h3><a.name="w
100e00	61 76 65 5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	ave_get_max_pulses"></a><a.href=
100e20	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61	"#int"><small>int</small></a>.wa
100e40	76 65 5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	ve_get_max_pulses<small>(<a.href
100e60	3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69	="#int">int</a>.<a.href="#pi">pi
100e80	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e	</a>)</small></h3>.This.function
100ea0	20 72 65 74 75 72 6e 73 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 70 6f 73 73 69 62 6c 65 20 73 69	.returns.the.maximum.possible.si
100ec0	7a 65 20 6f 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 6e 20 70 75 6c 73 65 73 2e 0a 3c 62 72 3e	ze.of.a.waveform.in.pulses..<br>
100ee0	3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28	<br><code>pi:&nbsp;&gt;=0&nbsp;(
100f00	61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61	as&nbsp;returned&nbsp;by&nbsp;<a
100f20	20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61	.href="#pigpio_start">pigpio_sta
100f40	72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	rt</a>).<br></code><h3><a.name="
100f60	77 61 76 65 5f 67 65 74 5f 63 62 73 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	wave_get_cbs"></a><a.href="#int"
100f80	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 67 65 74	><small>int</small></a>.wave_get
100fa0	5f 63 62 73 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f	_cbs<small>(<a.href="#int">int</
100fc0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	a>.<a.href="#pi">pi</a>)</small>
100fe0	3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 74 68 65 20	</h3>.This.function.returns.the.
101000	00 00 01 01 64 3e 4c 6f 6f 70 20 46 6f 72 65 76 65 72 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 33	....d>Loop.Forever</td><td>255.3
101020	3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70 20 66 6f 72 65 76 65 72 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	</td><td>loop.forever</td></tr><
101040	2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 49 66 20 70 72 65 73 65 6e	/tbody></table><br><br>If.presen
101060	74 20 4c 6f 6f 70 20 46 6f 72 65 76 65 72 20 6d 75 73 74 20 62 65 20 74 68 65 20 6c 61 73 74 20	t.Loop.Forever.must.be.the.last.
101080	65 6e 74 72 79 20 69 6e 20 74 68 65 20 63 68 61 69 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	entry.in.the.chain..<br><br>The.
1010a0	63 6f 64 65 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 64 69 6d 65 6e 73 69 6f 6e 65 64 20 74 6f	code.is.currently.dimensioned.to
1010c0	20 73 75 70 70 6f 72 74 20 61 20 63 68 61 69 6e 20 77 69 74 68 20 72 6f 75 67 68 6c 79 0a 36 30	.support.a.chain.with.roughly.60
1010e0	30 20 65 6e 74 72 69 65 73 20 61 6e 64 20 32 30 20 6c 6f 6f 70 20 63 6f 75 6e 74 65 72 73 2e 0a	0.entries.and.20.loop.counters..
101100	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
101120	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 69 6e 63 6c 75 64 65 26 6e 62 73 70	></b><br><br><code>#include&nbsp
101140	3b 26 6c 74 3b 73 74 64 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 23 69 6e 63 6c 75 64 65 26 6e 62 73	;&lt;stdio.h&gt;<br>#include&nbs
101160	70 3b 26 6c 74 3b 70 69 67 70 69 6f 64 5f 69 66 32 2e 68 26 67 74 3b 3c 62 72 3e 3c 62 72 3e 23	p;&lt;pigpiod_if2.h&gt;<br><br>#
101180	64 65 66 69 6e 65 26 6e 62 73 70 3b 57 41 56 45 53 26 6e 62 73 70 3b 35 3c 62 72 3e 23 64 65 66	define&nbsp;WAVES&nbsp;5<br>#def
1011a0	69 6e 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 3c 62 72 3e 3c 62 72 3e 69 6e 74 26	ine&nbsp;GPIO&nbsp;4<br><br>int&
1011c0	6e 62 73 70 3b 6d 61 69 6e 28 69 6e 74 26 6e 62 73 70 3b 61 72 67 63 2c 26 6e 62 73 70 3b 63 68	nbsp;main(int&nbsp;argc,&nbsp;ch
1011e0	61 72 26 6e 62 73 70 3b 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26	ar&nbsp;*argv[])<br>{<br>&nbsp;&
101200	6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 69 2c 26 6e 62 73 70 3b 70 69 2c 26	nbsp;&nbsp;int&nbsp;i,&nbsp;pi,&
101220	6e 62 73 70 3b 77 69 64 5b 57 41 56 45 53 5d 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	nbsp;wid[WAVES];<br><br>&nbsp;&n
101240	62 73 70 3b 26 6e 62 73 70 3b 70 69 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 70 69 67 70 69 6f 5f	bsp;&nbsp;pi&nbsp;=&nbsp;pigpio_
101260	73 74 61 72 74 28 30 2c 26 6e 62 73 70 3b 30 29 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	start(0,&nbsp;0);<br>&nbsp;&nbsp
101280	3b 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 28 70 69 26 6c 74 3b 30 29 26 6e 62 73 70 3b 72 65	;&nbsp;if&nbsp;(pi&lt;0)&nbsp;re
1012a0	74 75 72 6e 26 6e 62 73 70 3b 2d 31 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	turn&nbsp;-1;<br><br>&nbsp;&nbsp
1012c0	3b 26 6e 62 73 70 3b 73 65 74 5f 6d 6f 64 65 28 70 69 2c 26 6e 62 73 70 3b 47 50 49 4f 2c 26 6e	;&nbsp;set_mode(pi,&nbsp;GPIO,&n
1012e0	62 73 70 3b 50 49 5f 4f 55 54 50 55 54 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	bsp;PI_OUTPUT);<br><br>&nbsp;&nb
101300	73 70 3b 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 28 69 3d 30 3b 26 6e 62 73 70 3b 69 26 6c	sp;&nbsp;for&nbsp;(i=0;&nbsp;i&l
101320	74 3b 57 41 56 45 53 3b 26 6e 62 73 70 3b 69 2b 2b 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	t;WAVES;&nbsp;i++)<br>&nbsp;&nbs
101340	70 3b 26 6e 62 73 70 3b 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;&nbsp;{<br>&nbsp;&nbsp;&nbsp;&
101360	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69	nbsp;&nbsp;&nbsp;wave_add_generi
101380	63 28 70 69 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 28 67 70 69 6f 50 75 6c 73 65 5f 74 5b	c(pi,&nbsp;2,&nbsp;(gpioPulse_t[
1013a0	5d 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	])<br>&nbsp;&nbsp;&nbsp;&nbsp;&n
1013c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7b 7b 31 26	bsp;&nbsp;&nbsp;&nbsp;&nbsp;{{1&
1013e0	6c 74 3b 26 6c 74 3b 47 50 49 4f 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b	lt;&lt;GPIO,&nbsp;0,&nbsp;&nbsp;
101400	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
101420	62 73 70 3b 32 30 7d 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;20},<br>&nbsp;&nbsp;&nbsp;&n
101440	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
101460	70 3b 26 6e 62 73 70 3b 7b 30 2c 26 6e 62 73 70 3b 31 26 6c 74 3b 26 6c 74 3b 47 50 49 4f 2c 26	p;&nbsp;{0,&nbsp;1&lt;&lt;GPIO,&
101480	6e 62 73 70 3b 28 69 2b 31 29 2a 32 30 30 7d 7d 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b	nbsp;(i+1)*200}});<br><br>&nbsp;
1014a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wi
1014c0	64 5b 69 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 77 61 76 65 5f 63 72 65 61 74 65 28 70 69 29	d[i]&nbsp;=&nbsp;wave_create(pi)
1014e0	3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 7d 3c 62 72 3e 3c 62 72 3e	;<br>&nbsp;&nbsp;&nbsp;}<br><br>
101500	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 61 76 65 5f 63 68 61 69 6e 28 70 69 2c	&nbsp;&nbsp;&nbsp;wave_chain(pi,
101520	26 6e 62 73 70 3b 28 63 68 61 72 26 6e 62 73 70 3b 5b 5d 29 26 6e 62 73 70 3b 7b 3c 62 72 3e 26	&nbsp;(char&nbsp;[])&nbsp;{<br>&
101540	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
101560	73 70 3b 77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 33 5d 2c 26 6e 62 73 70 3b 77 69 64	sp;wid[4],&nbsp;wid[3],&nbsp;wid
101580	5b 32 5d 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	[2],&nbsp;&nbsp;&nbsp;&nbsp;&nbs
1015a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e	p;&nbsp;&nbsp;//&nbsp;transmit&n
1015c0	62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 34 2b 33 2b 32 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	bsp;waves&nbsp;4+3+2<br>&nbsp;&n
1015e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c	bsp;&nbsp;&nbsp;&nbsp;&nbsp;255,
101600	26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;0,&nbsp;&nbsp;&nbsp;&nbsp;
101620	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
101640	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
101660	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
101680	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e	&nbsp;&nbsp;&nbsp;//&nbsp;loop&n
1016a0	62 73 70 3b 73 74 61 72 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	bsp;start<br>&nbsp;&nbsp;&nbsp;&
1016c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
1016e0	73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64	sp;wid[0],&nbsp;wid[0],&nbsp;wid
101700	5b 30 5d 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e	[0],&nbsp;&nbsp;&nbsp;&nbsp;//&n
101720	62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 30 2b 30	bsp;transmit&nbsp;waves&nbsp;0+0
101740	2b 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	+0<br>&nbsp;&nbsp;&nbsp;&nbsp;&n
101760	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c	bsp;&nbsp;&nbsp;&nbsp;&nbsp;255,
101780	26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;0,&nbsp;&nbsp;&nbsp;&nbsp;
1017a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
1017c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
1017e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
101800	2f 2f 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 73 74 61 72 74 3c 62 72 3e 26 6e 62 73 70	//&nbsp;loop&nbsp;start<br>&nbsp
101820	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
101840	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
101860	73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 31 5d 2c 26 6e 62 73 70 3b 26 6e 62	sp;wid[0],&nbsp;wid[1],&nbsp;&nb
101880	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
1018a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62	;&nbsp;&nbsp;//&nbsp;transmit&nb
1018c0	73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 30 2b 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	sp;waves&nbsp;0+1<br>&nbsp;&nbsp
1018e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
101900	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;255
101920	2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 30 78 38 38 2c 26 6e 62 73 70 3b 30 78 31 33 2c 26	,&nbsp;2,&nbsp;0x88,&nbsp;0x13,&
101940	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&
101960	6e 62 73 70 3b 64 65 6c 61 79 26 6e 62 73 70 3b 35 30 30 30 75 73 3c 62 72 3e 26 6e 62 73 70 3b	nbsp;delay&nbsp;5000us<br>&nbsp;
101980	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
1019a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 31 2c 26 6e 62 73	bsp;&nbsp;&nbsp;255,&nbsp;1,&nbs
1019c0	70 3b 33 30 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	p;30,&nbsp;0,&nbsp;&nbsp;&nbsp;&
1019e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
101a00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62	sp;&nbsp;&nbsp;&nbsp;&nbsp;//&nb
101a20	73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26 6e 62	sp;loop&nbsp;end&nbsp;(repeat&nb
101a40	73 70 3b 33 30 26 6e 62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	sp;30&nbsp;times)<br>&nbsp;&nbsp
101a60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
101a80	6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;255,&nbsp;0,&nbsp;&nb
101aa0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
101ac0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
101ae0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
101b00	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70	sp;&nbsp;&nbsp;//&nbsp;loop&nbsp
101b20	3b 73 74 61 72 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;start<br>&nbsp;&nbsp;&nbsp;&nbs
101b40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
101b60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 32 5d 2c 26 6e 62 73 70 3b 77	&nbsp;&nbsp;&nbsp;wid[2],&nbsp;w
101b80	69 64 5b 33 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	id[3],&nbsp;wid[0],&nbsp;//&nbsp
101ba0	3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 32 2b 33 2b 30 3c	;transmit&nbsp;waves&nbsp;2+3+0<
101bc0	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
101be0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
101c00	6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 33 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 31 5d 2c 26	nbsp;&nbsp;wid[3],&nbsp;wid[1],&
101c20	6e 62 73 70 3b 77 69 64 5b 32 5d 2c 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d	nbsp;wid[2],&nbsp;//&nbsp;transm
101c40	69 74 26 6e 62 73 70 3b 77 61 76 65 73 26 6e 62 73 70 3b 33 2b 31 2b 32 3c 62 72 3e 26 6e 62 73	it&nbsp;waves&nbsp;3+1+2<br>&nbs
101c60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
101c80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 31 2c 26 6e	&nbsp;&nbsp;&nbsp;255,&nbsp;1,&n
101ca0	62 73 70 3b 31 30 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;10,&nbsp;0,&nbsp;&nbsp;&nbsp
101cc0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
101ce0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&
101d00	6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26	nbsp;loop&nbsp;end&nbsp;(repeat&
101d20	6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	nbsp;10&nbsp;times)<br>&nbsp;&nb
101d40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26	sp;&nbsp;&nbsp;&nbsp;&nbsp;255,&
101d60	6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 35 2c 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 26 6e 62	nbsp;1,&nbsp;5,&nbsp;0,&nbsp;&nb
101d80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
101da0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
101dc0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&
101de0	6e 62 73 70 3b 6c 6f 6f 70 26 6e 62 73 70 3b 65 6e 64 26 6e 62 73 70 3b 28 72 65 70 65 61 74 26	nbsp;loop&nbsp;end&nbsp;(repeat&
101e00	6e 62 73 70 3b 35 26 6e 62 73 70 3b 74 69 6d 65 73 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	nbsp;5&nbsp;times)<br>&nbsp;&nbs
101e20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 34 5d	p;&nbsp;&nbsp;&nbsp;&nbsp;wid[4]
101e40	2c 26 6e 62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 34 5d 2c 26 6e 62 73 70	,&nbsp;wid[4],&nbsp;wid[4],&nbsp
101e60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
101e80	6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73	nbsp;//&nbsp;transmit&nbsp;waves
101ea0	26 6e 62 73 70 3b 34 2b 34 2b 34 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;4+4+4<br>&nbsp;&nbsp;&nbsp
101ec0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 35 2c 26 6e 62 73 70 3b 32 2c 26	;&nbsp;&nbsp;&nbsp;255,&nbsp;2,&
101ee0	6e 62 73 70 3b 30 78 32 30 2c 26 6e 62 73 70 3b 30 78 34 45 2c 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;0x20,&nbsp;0x4E,&nbsp;&nbsp
101f00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
101f20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 64	nbsp;&nbsp;&nbsp;&nbsp;//&nbsp;d
101f40	65 6c 61 79 26 6e 62 73 70 3b 32 30 30 30 30 75 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	elay&nbsp;20000us<br>&nbsp;&nbsp
101f60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c	;&nbsp;&nbsp;&nbsp;&nbsp;wid[0],
101f80	26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b 77 69 64 5b 30 5d 2c 26 6e 62 73 70 3b	&nbsp;wid[0],&nbsp;wid[0],&nbsp;
101fa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
101fc0	62 73 70 3b 2f 2f 26 6e 62 73 70 3b 74 72 61 6e 73 6d 69 74 26 6e 62 73 70 3b 77 61 76 65 73 26	bsp;//&nbsp;transmit&nbsp;waves&
101fe0	6e 62 73 70 3b 30 2b 30 2b 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;0+0+0<br><br>&nbsp;&nbsp;&n
102000	00 00 01 02 69 73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 6d 69 74 73 20 74 68 65 20 77 61	....is.function.transmits.the.wa
102020	76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20 77 61 76 65 5f 69 64 2e 20 20 54 68 65 20 77 61 76	veform.with.id.wave_id...The.wav
102040	65 66 6f 72 6d 0a 63 79 63 6c 65 73 20 75 6e 74 69 6c 20 63 61 6e 63 65 6c 6c 65 64 20 28 65 69	eform.cycles.until.cancelled.(ei
102060	74 68 65 72 20 62 79 20 74 68 65 20 73 65 6e 64 69 6e 67 20 6f 66 20 61 20 6e 65 77 20 77 61 76	ther.by.the.sending.of.a.new.wav
102080	65 66 6f 72 6d 20 6f 72 0a 62 79 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 74 78 5f 73 74	eform.or.by.<a.href="#wave_tx_st
1020a0	6f 70 22 3e 77 61 76 65 5f 74 78 5f 73 74 6f 70 3c 2f 61 3e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 4e	op">wave_tx_stop</a>)..<br><br>N
1020c0	4f 54 45 3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62 79	OTE:.Any.hardware.PWM.started.by
1020e0	20 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72	.<a.href="#hardware_PWM">hardwar
102100	65 5f 50 57 4d 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72	e_PWM</a>.will.be.cancelled..<br
102120	3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	><br><code>&nbsp;&nbsp;&nbsp;&nb
102140	73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61	sp;&nbsp;pi:&nbsp;&gt;=0&nbsp;(a
102160	73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20	s&nbsp;returned&nbsp;by&nbsp;<a.
102180	68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72	href="#pigpio_start">pigpio_star
1021a0	74 3c 2f 61 3e 29 2e 3c 62 72 3e 77 61 76 65 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c	t</a>).<br>wave_id:&nbsp;&gt;=0,
1021c0	26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	&nbsp;as&nbsp;returned&nbsp;by&n
1021e0	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f	bsp;<a.href="#wave_create">wave_
102200	63 72 65 61 74 65 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65	create</a>.<br></code><br><br>Re
102220	74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20	turns.the.number.of.DMA.control.
102240	62 6c 6f 63 6b 73 20 69 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f 74	blocks.in.the.waveform.if.OK,.ot
102260	68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 2c 20 6f 72 20 50 49 5f 42 41	herwise.PI_BAD_WAVE_ID,.or.PI_BA
102280	44 5f 57 41 56 45 5f 4d 4f 44 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73	D_WAVE_MODE..<h3><a.name="wave_s
1022a0	65 6e 64 5f 75 73 69 6e 67 5f 6d 6f 64 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	end_using_mode"></a><a.href="#in
1022c0	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 73	t"><small>int</small></a>.wave_s
1022e0	65 6e 64 5f 75 73 69 6e 67 5f 6d 6f 64 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	end_using_mode<small>(<a.href="#
102300	69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61	int">int</a>.<a.href="#pi">pi</a
102320	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
102340	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f	/a>.<a.href="#wave_id">wave_id</
102360	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	a>,.<a.href="#unsigned">unsigned
102380	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 6f 64 65 22 3e 6d 6f 64 65 3c 2f 61 3e 29 3c 2f	</a>.<a.href="#mode">mode</a>)</
1023a0	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 72 61 6e 73 6d 69 74 73 20 74 68 65 20 77 61 76 65 66 6f	small></h3>.Transmits.the.wavefo
1023c0	72 6d 20 77 69 74 68 20 69 64 20 77 61 76 65 5f 69 64 20 75 73 69 6e 67 20 6d 6f 64 65 20 6d 6f	rm.with.id.wave_id.using.mode.mo
1023e0	64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	de..<br><br><code>&nbsp;&nbsp;&n
102400	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26	bsp;&nbsp;&nbsp;pi:&nbsp;&gt;=0&
102420	6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e	nbsp;(as&nbsp;returned&nbsp;by&n
102440	62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70	bsp;<a.href="#pigpio_start">pigp
102460	69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 77 61 76 65 5f 69 64 3a 26 6e 62 73 70 3b	io_start</a>).<br>wave_id:&nbsp;
102480	26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0,&nbsp;as&nbsp;returned&nb
1024a0	73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65	sp;by&nbsp;<a.href="#wave_create
1024c0	22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73	">wave_create</a>.<br>&nbsp;&nbs
1024e0	70 3b 26 6e 62 73 70 3b 6d 6f 64 65 3a 26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f	p;&nbsp;mode:&nbsp;PI_WAVE_MODE_
102500	4f 4e 45 5f 53 48 4f 54 2c 26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45	ONE_SHOT,&nbsp;PI_WAVE_MODE_REPE
102520	41 54 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	AT,<br>&nbsp;&nbsp;&nbsp;&nbsp;&
102540	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 49 5f	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;PI_
102560	57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 5f 53 59 4e 43 2c 26 6e 62 73 70 3b 6f 72	WAVE_MODE_ONE_SHOT_SYNC,&nbsp;or
102580	26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 5f 53 59 4e 43 2e 3c	&nbsp;PI_WAVE_MODE_REPEAT_SYNC.<
1025a0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 4f	br></code><br><br>PI_WAVE_MODE_O
1025c0	4e 45 5f 53 48 4f 54 3a 20 73 61 6d 65 20 61 73 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f	NE_SHOT:.same.as.<a.href="#wave_
1025e0	73 65 6e 64 5f 6f 6e 63 65 22 3e 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 2e 0a 3c	send_once">wave_send_once</a>..<
102600	62 72 3e 3c 62 72 3e 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 20 73 61 6d 65 20	br><br>PI_WAVE_MODE_REPEAT.same.
102620	61 73 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e 77	as.<a.href="#wave_send_repeat">w
102640	61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 50 49 5f	ave_send_repeat</a>..<br><br>PI_
102660	57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 5f 53 59 4e 43 20 73 61 6d 65 20 61 73 20	WAVE_MODE_ONE_SHOT_SYNC.same.as.
102680	3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e 77 61 76 65 5f 73	<a.href="#wave_send_once">wave_s
1026a0	65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 20 62 75 74 20 74 72 69 65 73 0a 74 6f 20 73 79 6e 63 20 77	end_once</a>.but.tries.to.sync.w
1026c0	69 74 68 20 74 68 65 20 70 72 65 76 69 6f 75 73 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c	ith.the.previous.waveform..<br><
1026e0	62 72 3e 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 5f 53 59 4e 43 20 73 61 6d 65	br>PI_WAVE_MODE_REPEAT_SYNC.same
102700	20 61 73 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e	.as.<a.href="#wave_send_repeat">
102720	77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 3c 2f 61 3e 20 62 75 74 20 74 72 69 65 73 0a 74	wave_send_repeat</a>.but.tries.t
102740	6f 20 73 79 6e 63 20 77 69 74 68 20 74 68 65 20 70 72 65 76 69 6f 75 73 20 77 61 76 65 66 6f 72	o.sync.with.the.previous.wavefor
102760	6d 2e 0a 3c 62 72 3e 3c 62 72 3e 57 41 52 4e 49 4e 47 3a 20 62 61 64 20 74 68 69 6e 67 73 20 6d	m..<br><br>WARNING:.bad.things.m
102780	61 79 20 68 61 70 70 65 6e 20 69 66 20 79 6f 75 20 64 65 6c 65 74 65 20 74 68 65 20 70 72 65 76	ay.happen.if.you.delete.the.prev
1027a0	69 6f 75 73 0a 77 61 76 65 66 6f 72 6d 20 62 65 66 6f 72 65 20 69 74 20 68 61 73 20 62 65 65 6e	ious.waveform.before.it.has.been
1027c0	20 73 79 6e 63 65 64 20 74 6f 20 74 68 65 20 6e 65 77 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72	.synced.to.the.new.waveform..<br
1027e0	3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72	><br>NOTE:.Any.hardware.PWM.star
102800	74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68	ted.by.<a.href="#hardware_PWM">h
102820	61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65	ardware_PWM</a>.will.be.cancelle
102840	64 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66	d..<br><br>Returns.the.number.of
102860	20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20 69 6e 20 74 68 65 20 77 61 76 65 66	.DMA.control.blocks.in.the.wavef
102880	6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 57 41 56 45	orm.if.OK,.otherwise.PI_BAD_WAVE
1028a0	5f 49 44 2c 20 6f 72 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 4d 4f 44 45 2e 0a 3c 68 33 3e 3c 61	_ID,.or.PI_BAD_WAVE_MODE..<h3><a
1028c0	20 6e 61 6d 65 3d 22 77 61 76 65 5f 63 68 61 69 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	.name="wave_chain"></a><a.href="
1028e0	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76	#int"><small>int</small></a>.wav
102900	65 5f 63 68 61 69 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e	e_chain<small>(<a.href="#int">in
102920	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68	t</a>.<a.href="#pi">pi</a>,.<a.h
102940	72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a	ref="#char">char</a>.<a.href="#*
102960	62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65	buf">*buf</a>,.<a.href="#unsigne
102980	64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 75 66 53 69 7a	d">unsigned</a>.<a.href="#bufSiz
1029a0	65 22 3e 62 75 66 53 69 7a 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69	e">bufSize</a>)</small></h3>.Thi
1029c0	73 20 66 75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 6d 69 74 73 20 61 20 63 68 61 69 6e 20 6f 66 20	s.function.transmits.a.chain.of.
1029e0	77 61 76 65 66 6f 72 6d 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61 72	waveforms..<br><br>NOTE:.Any.har
102a00	64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 68	dware.PWM.started.by.<a.href="#h
102a20	61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 20 77 69	ardware_PWM">hardware_PWM</a>.wi
102a40	6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 77 61 76	ll.be.cancelled..<br><br>The.wav
102a60	65 73 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 61 72 65 20 73 70 65 63 69 66 69	es.to.be.transmitted.are.specifi
102a80	65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 62 75 66 0a 77 68 69 63 68 20	ed.by.the.contents.of.buf.which.
102aa0	63 6f 6e 74 61 69 6e 73 20 61 6e 20 6f 72 64 65 72 65 64 20 6c 69 73 74 20 6f 66 20 3c 61 20 68	contains.an.ordered.list.of.<a.h
102ac0	72 65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 73 20 61 6e 64 20	ref="#wave_id">wave_id</a>s.and.
102ae0	6f 70 74 69 6f 6e 61 6c 20 63 6f 6d 6d 61 6e 64 0a 63 6f 64 65 73 20 61 6e 64 20 72 65 6c 61 74	optional.command.codes.and.relat
102b00	65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62	ed.data..<br><br><code>&nbsp;&nb
102b20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67	sp;&nbsp;&nbsp;&nbsp;pi:&nbsp;&g
102b40	74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	t;=0&nbsp;(as&nbsp;returned&nbsp
102b60	3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22	;by&nbsp;<a.href="#pigpio_start"
102b80	3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	>pigpio_start</a>).<br>&nbsp;&nb
102ba0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 75 66 3a 26 6e 62 73 70 3b 70 6f 69 6e 74 65 72	sp;&nbsp;&nbsp;buf:&nbsp;pointer
102bc0	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 77 61 76 65 5f 69 64 73 26	&nbsp;to&nbsp;the&nbsp;wave_ids&
102be0	6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 6f 70 74 69 6f 6e 61 6c 26 6e 62 73 70 3b 63 6f 6d 6d	nbsp;and&nbsp;optional&nbsp;comm
102c00	61 6e 64 26 6e 62 73 70 3b 63 6f 64 65 73 3c 62 72 3e 62 75 66 53 69 7a 65 3a 26 6e 62 73 70 3b	and&nbsp;codes<br>bufSize:&nbsp;
102c20	74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 62 79 74	the&nbsp;number&nbsp;of&nbsp;byt
102c40	65 73 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 62 75 66 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	es&nbsp;in&nbsp;buf<br></code><b
102c60	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65	r><br>Returns.0.if.OK,.otherwise
102c80	20 50 49 5f 43 48 41 49 4e 5f 4e 45 53 54 49 4e 47 2c 20 50 49 5f 43 48 41 49 4e 5f 4c 4f 4f 50	.PI_CHAIN_NESTING,.PI_CHAIN_LOOP
102ca0	5f 43 4e 54 2c 20 50 49 5f 42 41 44 5f 43 48 41 49 4e 5f 4c 4f 4f 50 2c 20 50 49 5f 42 41 44 5f	_CNT,.PI_BAD_CHAIN_LOOP,.PI_BAD_
102cc0	43 48 41 49 4e 5f 43 4d 44 2c 20 50 49 5f 43 48 41 49 4e 5f 43 4f 55 4e 54 45 52 2c 0a 50 49 5f	CHAIN_CMD,.PI_CHAIN_COUNTER,.PI_
102ce0	42 41 44 5f 43 48 41 49 4e 5f 44 45 4c 41 59 2c 20 50 49 5f 43 48 41 49 4e 5f 54 4f 4f 5f 42 49	BAD_CHAIN_DELAY,.PI_CHAIN_TOO_BI
102d00	47 2c 20 6f 72 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61	G,.or.PI_BAD_WAVE_ID..<br><br>Ea
102d20	63 68 20 77 61 76 65 20 69 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 69 6e 20 74 68 65 20 6f 72	ch.wave.is.transmitted.in.the.or
102d40	64 65 72 20 73 70 65 63 69 66 69 65 64 2e 20 20 41 20 77 61 76 65 20 6d 61 79 0a 6f 63 63 75 72	der.specified...A.wave.may.occur
102d60	20 6d 75 6c 74 69 70 6c 65 20 74 69 6d 65 73 20 70 65 72 20 63 68 61 69 6e 2e 0a 3c 62 72 3e 3c	.multiple.times.per.chain..<br><
102d80	62 72 3e 41 20 62 6c 6f 63 6b 73 20 6f 66 20 77 61 76 65 73 20 6d 61 79 20 62 65 20 74 72 61 6e	br>A.blocks.of.waves.may.be.tran
102da0	73 6d 69 74 74 65 64 20 6d 75 6c 74 69 70 6c 65 20 74 69 6d 65 73 20 62 79 20 75 73 69 6e 67 0a	smitted.multiple.times.by.using.
102dc0	74 68 65 20 6c 6f 6f 70 20 63 6f 6d 6d 61 6e 64 73 2e 20 54 68 65 20 62 6c 6f 63 6b 20 69 73 20	the.loop.commands..The.block.is.
102de0	62 72 61 63 6b 65 74 65 64 20 62 79 20 6c 6f 6f 70 20 73 74 61 72 74 20 61 6e 64 0a 65 6e 64 20	bracketed.by.loop.start.and.end.
102e00	63 6f 6d 6d 61 6e 64 73 2e 20 20 4c 6f 6f 70 73 20 6d 61 79 20 62 65 20 6e 65 73 74 65 64 2e 0a	commands...Loops.may.be.nested..
102e20	3c 62 72 3e 3c 62 72 3e 44 65 6c 61 79 73 20 62 65 74 77 65 65 6e 20 77 61 76 65 73 20 6d 61 79	<br><br>Delays.between.waves.may
102e40	20 62 65 20 61 64 64 65 64 20 77 69 74 68 20 74 68 65 20 64 65 6c 61 79 20 63 6f 6d 6d 61 6e 64	.be.added.with.the.delay.command
102e60	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20	..<br><br>The.following.command.
102e80	63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61	codes.are.supported:.<br><br><ta
102ea0	62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63	ble.border="1".cellpadding="2".c
102ec0	65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61	ellspacing="2"><tbody><tr><td>Na
102ee0	6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64 3e 3c 74 64 3e 4d 65	me</td><td>Cmd.&.Data</td><td>Me
102f00	61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 53 74 61 72	aning</td></tr><tr><td>Loop.Star
102f20	74 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20 30 3c 2f 74 64 3e 3c 74 64 3e 49 64 65 6e 74 69 66 79	t</td><td>255.0</td><td>Identify
102f40	20 73 74 61 72 74 20 6f 66 20 61 20 77 61 76 65 20 62 6c 6f 63 6b 3c 2f 74 64 3e 3c 2f 74 72 3e	.start.of.a.wave.block</td></tr>
102f60	3c 74 72 3e 3c 74 64 3e 4c 6f 6f 70 20 52 65 70 65 61 74 3c 2f 74 64 3e 3c 74 64 3e 32 35 35 20	<tr><td>Loop.Repeat</td><td>255.
102f80	31 20 78 20 79 3c 2f 74 64 3e 3c 74 64 3e 6c 6f 6f 70 20 78 20 2b 20 79 2a 32 35 36 20 74 69 6d	1.x.y</td><td>loop.x.+.y*256.tim
102fa0	65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 44 65 6c 61 79 3c 2f 74 64 3e 3c 74	es</td></tr><tr><td>Delay</td><t
102fc0	64 3e 32 35 35 20 32 20 78 20 79 3c 2f 74 64 3e 3c 74 64 3e 64 65 6c 61 79 20 78 20 2b 20 79 2a	d>255.2.x.y</td><td>delay.x.+.y*
102fe0	32 35 36 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	256.microseconds</td></tr><tr><t
103000	00 00 01 03 20 70 75 6c 73 65 20 61 6e 64 20 74 68 65 20 6e 65 78 74 2e 0a 3c 62 72 3e 3c 62 72	.....pulse.and.the.next..<br><br
103020	3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 77 61 76 65 66 6f 72 6d 20 69 64 20 69 66 20	>Returns.the.new.waveform.id.if.
103040	4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 45 4d 50 54 59 5f 57 41 56 45 46 4f 52 4d 2c	OK,.otherwise.PI_EMPTY_WAVEFORM,
103060	0a 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d 5f 49 44 2c 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f	.PI_NO_WAVEFORM_ID,.PI_TOO_MANY_
103080	43 42 53 2c 20 6f 72 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 4f 4f 4c 2e 0a 3c 68 33 3e 3c 61 20	CBS,.or.PI_TOO_MANY_OOL..<h3><a.
1030a0	6e 61 6d 65 3d 22 77 61 76 65 5f 63 72 65 61 74 65 5f 61 6e 64 5f 70 61 64 22 3e 3c 2f 61 3e 3c	name="wave_create_and_pad"></a><
1030c0	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e	a.href="#int"><small>int</small>
1030e0	3c 2f 61 3e 20 77 61 76 65 5f 63 72 65 61 74 65 5f 61 6e 64 5f 70 61 64 3c 73 6d 61 6c 6c 3e 28	</a>.wave_create_and_pad<small>(
103100	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	<a.href="#int">int</a>.<a.href="
103120	23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c	#pi">pi</a>,.<a.href="#int">int<
103140	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 65 72 63 65 6e 74 22 3e 70 65 72 63 65 6e 74 3c 2f	/a>.<a.href="#percent">percent</
103160	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63	a>)</small></h3>.This.function.c
103180	72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 6c 69 6b 65 20 3c 61 20 68 72 65 66 3d 22	reates.a.waveform.like.<a.href="
1031a0	23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 20 62 75	#wave_create">wave_create</a>.bu
1031c0	74 20 70 61 64 73 20 74 68 65 20 63 6f 6e 73 75 6d 65 64 0a 72 65 73 6f 75 72 63 65 73 2e 20 57	t.pads.the.consumed.resources..W
1031e0	68 65 72 65 20 70 65 72 63 65 6e 74 20 67 69 76 65 73 20 74 68 65 20 70 65 72 63 65 6e 74 61 67	here.percent.gives.the.percentag
103200	65 20 6f 66 20 74 68 65 20 72 65 73 6f 75 72 63 65 73 20 74 6f 20 75 73 65 20 28 69 6e 20 74 65	e.of.the.resources.to.use.(in.te
103220	72 6d 73 0a 6f 66 20 74 68 65 20 74 68 65 6f 72 65 74 69 63 61 6c 20 6d 61 78 69 6d 75 6d 2c 20	rms.of.the.theoretical.maximum,.
103240	6e 6f 74 20 74 68 65 20 63 75 72 72 65 6e 74 20 61 6d 6f 75 6e 74 20 66 72 65 65 29 2e 20 54 68	not.the.current.amount.free)..Th
103260	69 73 20 61 6c 6c 6f 77 73 20 74 68 65 20 72 65 75 73 65 3c 62 72 3e 0a 6f 66 20 64 65 6c 65 74	is.allows.the.reuse<br>.of.delet
103280	65 64 20 77 61 76 65 73 20 77 68 69 6c 65 20 61 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 69 73	ed.waves.while.a.transmission.is
1032a0	20 61 63 74 69 76 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b	.active..<br><br><code>pi:&nbsp;
1032c0	26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0&nbsp;(as&nbsp;returned&nb
1032e0	73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72	sp;by&nbsp;<a.href="#pigpio_star
103300	74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 70 65 72 63 65 6e 74	t">pigpio_start</a>).<br>percent
103320	3a 26 6e 62 73 70 3b 30 2d 31 30 30 2c 26 6e 62 73 70 3b 73 69 7a 65 26 6e 62 73 70 3b 6f 66 26	:&nbsp;0-100,&nbsp;size&nbsp;of&
103340	6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 70 65 72 63 65	nbsp;waveform&nbsp;as&nbsp;perce
103360	6e 74 61 67 65 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 6d 61 78 69 6d 75 6d 26 6e 62 73 70 3b	ntage&nbsp;of&nbsp;maximum&nbsp;
103380	61 76 61 69 6c 61 62 6c 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65	available.<br></code><br><br>The
1033a0	20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23	.data.provided.by.the.<a.href="#
1033c0	77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 66 75 6e 63 74	wave_add_*">wave_add_*</a>.funct
1033e0	69 6f 6e 73 20 61 72 65 20 63 6f 6e 73 75 6d 65 64 20 62 79 20 74 68 69 73 0a 66 75 6e 63 74 69	ions.are.consumed.by.this.functi
103400	6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 20 6d 61 6e 79 20 77 61 76 65 66 6f 72 6d 73 20 6d 61	on..<br><br>As.many.waveforms.ma
103420	79 20 62 65 20 63 72 65 61 74 65 64 20 61 73 20 74 68 65 72 65 20 69 73 20 73 70 61 63 65 20 61	y.be.created.as.there.is.space.a
103440	76 61 69 6c 61 62 6c 65 2e 20 54 68 65 0a 77 61 76 65 20 69 64 20 69 73 20 70 61 73 73 65 64 20	vailable..The.wave.id.is.passed.
103460	74 6f 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 2a 22 3e 77 61 76 65 5f 73	to.<a.href="#wave_send_*">wave_s
103480	65 6e 64 5f 2a 3c 2f 61 3e 20 74 6f 20 73 70 65 63 69 66 79 20 74 68 65 20 77 61 76 65 66 6f 72	end_*</a>.to.specify.the.wavefor
1034a0	6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 75 73 61 67 65 20 77	m.to.transmit..<br><br>A.usage.w
1034c0	6f 75 6c 64 20 62 65 20 74 68 65 20 63 72 65 61 74 69 6f 6e 20 6f 66 20 74 77 6f 20 77 61 76 65	ould.be.the.creation.of.two.wave
1034e0	73 20 77 68 65 72 65 20 6f 6e 65 20 69 73 20 66 69 6c 6c 65 64 20 77 68 69 6c 65 20 74 68 65 20	s.where.one.is.filled.while.the.
103500	6f 74 68 65 72 0a 69 73 20 62 65 69 6e 67 20 74 72 61 6e 73 6d 69 74 74 65 64 2e 20 45 61 63 68	other.is.being.transmitted..Each
103520	20 77 61 76 65 20 69 73 20 61 73 73 69 67 6e 65 64 20 35 30 25 20 6f 66 20 74 68 65 20 72 65 73	.wave.is.assigned.50%.of.the.res
103540	6f 75 72 63 65 73 2e 0a 54 68 69 73 20 62 75 66 66 65 72 20 73 74 72 75 63 74 75 72 65 20 61 6c	ources..This.buffer.structure.al
103560	6c 6f 77 73 20 74 68 65 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 6f 66 20 69 6e 66 69 6e 69 74	lows.the.transmission.of.infinit
103580	65 20 77 61 76 65 20 73 65 71 75 65 6e 63 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 72 6d 61 6c	e.wave.sequences..<br><br>Normal
1035a0	20 75 73 61 67 65 3a 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 31 2e 20 3c 61 20 68 72 65 66 3d	.usage:.<br><br>Step.1..<a.href=
1035c0	22 23 77 61 76 65 5f 63 6c 65 61 72 22 3e 77 61 76 65 5f 63 6c 65 61 72 3c 2f 61 3e 20 74 6f 20	"#wave_clear">wave_clear</a>.to.
1035e0	63 6c 65 61 72 20 61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 20 61 6e 64 20 61 64 64 65 64 20 64 61	clear.all.waveforms.and.added.da
103600	74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 32 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61	ta..<br><br>Step.2..<a.href="#wa
103620	76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 63 61 6c 6c 73 20 74	ve_add_*">wave_add_*</a>.calls.t
103640	6f 20 73 75 70 70 6c 79 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 64 61 74 61 2e 0a 3c 62 72 3e	o.supply.the.waveform.data..<br>
103660	3c 62 72 3e 53 74 65 70 20 33 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74	<br>Step.3..<a.href="#wave_creat
103680	65 5f 61 6e 64 5f 70 61 64 22 3e 77 61 76 65 5f 63 72 65 61 74 65 5f 61 6e 64 5f 70 61 64 3c 2f	e_and_pad">wave_create_and_pad</
1036a0	61 3e 20 74 6f 20 63 72 65 61 74 65 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 66 20 75 6e 69 66 6f	a>.to.create.a.waveform.of.unifo
1036c0	72 6d 20 73 69 7a 65 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 34 2e 20 3c 61 20 68 72 65 66	rm.size..<br><br>Step.4..<a.href
1036e0	3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20	="#wave_send_*">wave_send_*</a>.
103700	77 69 74 68 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 74	with.the.id.of.the.waveform.to.t
103720	72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 70 65 61 74 20 73 74 65 70 73 20 32 2d	ransmit..<br><br>Repeat.steps.2-
103740	34 20 61 73 20 6e 65 65 64 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 35 2e 20 41 6e 79	4.as.needed..<br><br>Step.5..Any
103760	20 77 61 76 65 20 69 64 20 63 61 6e 20 6e 6f 77 20 62 65 20 64 65 6c 65 74 65 64 20 61 6e 64 20	.wave.id.can.now.be.deleted.and.
103780	61 6e 6f 74 68 65 72 20 77 61 76 65 20 6f 66 20 74 68 65 20 73 61 6d 65 20 73 69 7a 65 0a 20 20	another.wave.of.the.same.size...
1037a0	20 20 20 20 20 20 63 61 6e 20 62 65 20 63 72 65 61 74 65 64 20 69 6e 20 69 74 73 20 70 6c 61 63	......can.be.created.in.its.plac
1037c0	65 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 77 61 76 65 66	e..<br><br>Returns.the.new.wavef
1037e0	6f 72 6d 20 69 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 45 4d 50 54 59	orm.id.if.OK,.otherwise.PI_EMPTY
103800	5f 57 41 56 45 46 4f 52 4d 2c 0a 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d 5f 49 44 2c 20 50 49	_WAVEFORM,.PI_NO_WAVEFORM_ID,.PI
103820	5f 54 4f 4f 5f 4d 41 4e 59 5f 43 42 53 2c 20 6f 72 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 4f 4f	_TOO_MANY_CBS,.or.PI_TOO_MANY_OO
103840	4c 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 64 65 6c 65 74 65 22 3e 3c 2f 61	L..<h3><a.name="wave_delete"></a
103860	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
103880	6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 64 65 6c 65 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	l></a>.wave_delete<small>(<a.hre
1038a0	66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70	f="#int">int</a>.<a.href="#pi">p
1038c0	69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	i</a>,.<a.href="#unsigned">unsig
1038e0	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e 77 61 76 65 5f	ned</a>.<a.href="#wave_id">wave_
103900	69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69	id</a>)</small></h3>.This.functi
103920	6f 6e 20 64 65 6c 65 74 65 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 74 68 20 69 64 20	on.deletes.the.waveform.with.id.
103940	77 61 76 65 5f 69 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62	wave_id..<br><br><code>&nbsp;&nb
103960	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67	sp;&nbsp;&nbsp;&nbsp;pi:&nbsp;&g
103980	74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70	t;=0&nbsp;(as&nbsp;returned&nbsp
1039a0	3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22	;by&nbsp;<a.href="#pigpio_start"
1039c0	3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 77 61 76 65 5f 69 64 3a 26	>pigpio_start</a>).<br>wave_id:&
1039e0	6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e	nbsp;&gt;=0,&nbsp;as&nbsp;return
103a00	65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63	ed&nbsp;by&nbsp;<a.href="#wave_c
103a20	72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f 63 6f 64	reate">wave_create</a>.<br></cod
103a40	65 3e 3c 62 72 3e 3c 62 72 3e 57 61 76 65 20 69 64 73 20 61 72 65 20 61 6c 6c 6f 63 61 74 65 64	e><br><br>Wave.ids.are.allocated
103a60	20 69 6e 20 6f 72 64 65 72 2c 20 30 2c 20 31 2c 20 32 2c 20 65 74 63 2e 0a 3c 62 72 3e 3c 62 72	.in.order,.0,.1,.2,.etc..<br><br
103a80	3e 54 68 65 20 77 61 76 65 20 69 73 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f	>The.wave.is.flagged.for.deletio
103aa0	6e 2e 20 20 54 68 65 20 72 65 73 6f 75 72 63 65 73 20 75 73 65 64 20 62 79 20 74 68 65 20 77 61	n...The.resources.used.by.the.wa
103ac0	76 65 0a 77 69 6c 6c 20 6f 6e 6c 79 20 62 65 20 72 65 75 73 65 64 20 77 68 65 6e 20 65 69 74 68	ve.will.only.be.reused.when.eith
103ae0	65 72 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 61 70 70 6c 79 2e 0a 3c 62 72 3e 3c	er.of.the.following.apply..<br><
103b00	62 72 3e 2d 20 61 6c 6c 20 77 61 76 65 73 20 77 69 74 68 20 68 69 67 68 65 72 20 6e 75 6d 62 65	br>-.all.waves.with.higher.numbe
103b20	72 65 64 20 77 61 76 65 20 69 64 73 20 68 61 76 65 20 62 65 65 6e 20 64 65 6c 65 74 65 64 20 6f	red.wave.ids.have.been.deleted.o
103b40	72 20 68 61 76 65 0a 62 65 65 6e 20 66 6c 61 67 67 65 64 20 66 6f 72 20 64 65 6c 65 74 69 6f 6e	r.have.been.flagged.for.deletion
103b60	2e 0a 3c 62 72 3e 3c 62 72 3e 2d 20 61 20 6e 65 77 20 77 61 76 65 20 69 73 20 63 72 65 61 74 65	..<br><br>-.a.new.wave.is.create
103b80	64 20 77 68 69 63 68 20 75 73 65 73 20 65 78 61 63 74 6c 79 20 74 68 65 20 73 61 6d 65 20 72 65	d.which.uses.exactly.the.same.re
103ba0	73 6f 75 72 63 65 73 20 61 73 0a 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 20 28 73 65 65	sources.as.the.current.wave.(see
103bc0	20 74 68 65 20 43 20 73 6f 75 72 63 65 20 66 6f 72 20 67 70 69 6f 57 61 76 65 43 72 65 61 74 65	.the.C.source.for.gpioWaveCreate
103be0	20 66 6f 72 20 64 65 74 61 69 6c 73 29 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30	.for.details)..<br><br>Returns.0
103c00	20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 49 44	.if.OK,.otherwise.PI_BAD_WAVE_ID
103c20	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e 3c	..<h3><a.name="wave_send_once"><
103c40	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
103c60	61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 73 6d 61 6c 6c 3e 28 3c	all></a>.wave_send_once<small>(<
103c80	61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	a.href="#int">int</a>.<a.href="#
103ca0	70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e	pi">pi</a>,.<a.href="#unsigned">
103cc0	75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 69 64 22 3e	unsigned</a>.<a.href="#wave_id">
103ce0	77 61 76 65 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66	wave_id</a>)</small></h3>.This.f
103d00	75 6e 63 74 69 6f 6e 20 74 72 61 6e 73 6d 69 74 73 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77	unction.transmits.the.waveform.w
103d20	69 74 68 20 69 64 20 77 61 76 65 5f 69 64 2e 20 20 54 68 65 20 77 61 76 65 66 6f 72 6d 0a 69 73	ith.id.wave_id...The.waveform.is
103d40	20 73 65 6e 74 20 6f 6e 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 68 61	.sent.once..<br><br>NOTE:.Any.ha
103d60	72 64 77 61 72 65 20 50 57 4d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23	rdware.PWM.started.by.<a.href="#
103d80	68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 20 77	hardware_PWM">hardware_PWM</a>.w
103da0	69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	ill.be.cancelled..<br><br><code>
103dc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pi
103de0	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75	:&nbsp;&gt;=0&nbsp;(as&nbsp;retu
103e00	72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70	rned&nbsp;by&nbsp;<a.href="#pigp
103e20	69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e	io_start">pigpio_start</a>).<br>
103e40	77 61 76 65 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62	wave_id:&nbsp;&gt;=0,&nbsp;as&nb
103e60	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	sp;returned&nbsp;by&nbsp;<a.href
103e80	3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e 2e	="#wave_create">wave_create</a>.
103ea0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e	<br></code><br><br>Returns.the.n
103ec0	75 6d 62 65 72 20 6f 66 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 73 20 69 6e 20 74	umber.of.DMA.control.blocks.in.t
103ee0	68 65 20 77 61 76 65 66 6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f	he.waveform.if.OK,.otherwise.PI_
103f00	42 41 44 5f 57 41 56 45 5f 49 44 2c 20 6f 72 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 4d 4f 44 45	BAD_WAVE_ID,.or.PI_BAD_WAVE_MODE
103f20	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22	..<h3><a.name="wave_send_repeat"
103f40	3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f	></a><a.href="#int"><small>int</
103f60	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 3c 73 6d 61 6c	small></a>.wave_send_repeat<smal
103f80	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65	l>(<a.href="#int">int</a>.<a.hre
103fa0	66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	f="#pi">pi</a>,.<a.href="#unsign
103fc0	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f	ed">unsigned</a>.<a.href="#wave_
103fe0	69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68	id">wave_id</a>)</small></h3>.Th
104000	00 00 01 04 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c	....href="#user_gpio">user_gpio<
104020	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	/a>,.<a.href="#unsigned">unsigne
104040	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 2c 20	d</a>.<a.href="#baud">baud</a>,.
104060	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
104080	20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c	.<a.href="#data_bits">data_bits<
1040a0	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	/a>,.<a.href="#unsigned">unsigne
1040c0	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 70 5f 62 69 74 73 22 3e 73 74 6f 70 5f	d</a>.<a.href="#stop_bits">stop_
1040e0	62 69 74 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e	bits</a>,.<a.href="#unsigned">un
104100	73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6f 66 66 73 65 74 22 3e 6f 66 66	signed</a>.<a.href="#offset">off
104120	73 65 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	set</a>,.<a.href="#unsigned">uns
104140	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 42 79 74 65 73 22 3e 6e 75	igned</a>.<a.href="#numBytes">nu
104160	6d 42 79 74 65 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72	mBytes</a>,.<a.href="#char">char
104180	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 73 74 72 22 3e 2a 73 74 72 3c 2f 61 3e 29 3c 2f	</a>.<a.href="#*str">*str</a>)</
1041a0	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 61 64 64 73 20 61	small></h3>.This.function.adds.a
1041c0	20 77 61 76 65 66 6f 72 6d 20 72 65 70 72 65 73 65 6e 74 69 6e 67 20 73 65 72 69 61 6c 20 64 61	.waveform.representing.serial.da
1041e0	74 61 20 74 6f 20 74 68 65 0a 65 78 69 73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 20 28 69 66 20	ta.to.the.existing.waveform.(if.
104200	61 6e 79 29 2e 20 20 54 68 65 20 73 65 72 69 61 6c 20 64 61 74 61 20 73 74 61 72 74 73 20 6f 66	any)...The.serial.data.starts.of
104220	66 73 65 74 0a 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 66 72 6f 6d 20 74 68 65 20 73 74 61 72 74	fset.microseconds.from.the.start
104240	20 6f 66 20 74 68 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	.of.the.waveform..<br><br><code>
104260	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
104280	62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28	bsp;&nbsp;pi:&nbsp;&gt;=0&nbsp;(
1042a0	61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61	as&nbsp;returned&nbsp;by&nbsp;<a
1042c0	20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61	.href="#pigpio_start">pigpio_sta
1042e0	72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31	rt</a>).<br>user_gpio:&nbsp;0-31
104300	2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	.<br>&nbsp;&nbsp;&nbsp;&nbsp;&nb
104320	73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 35 30 2d 31 30 30 30 30 30 30 3c 62 72 3e 64 61 74 61	sp;baud:&nbsp;50-1000000<br>data
104340	5f 62 69 74 73 3a 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b	_bits:&nbsp;number&nbsp;of&nbsp;
104360	64 61 74 61 26 6e 62 73 70 3b 62 69 74 73 26 6e 62 73 70 3b 28 31 2d 33 32 29 3c 62 72 3e 73 74	data&nbsp;bits&nbsp;(1-32)<br>st
104380	6f 70 5f 62 69 74 73 3a 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b 6f 66 26 6e 62 73	op_bits:&nbsp;number&nbsp;of&nbs
1043a0	70 3b 73 74 6f 70 26 6e 62 73 70 3b 68 61 6c 66 26 6e 62 73 70 3b 62 69 74 73 26 6e 62 73 70 3b	p;stop&nbsp;half&nbsp;bits&nbsp;
1043c0	28 32 2d 38 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6f 66 66 73 65	(2-8)<br>&nbsp;&nbsp;&nbsp;offse
1043e0	74 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 26 6e 62 73 70 3b 6e 75 6d 42 79 74 65 73	t:&nbsp;&gt;=0<br>&nbsp;numBytes
104400	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	:&nbsp;&gt;=1<br>&nbsp;&nbsp;&nb
104420	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 74 72 3a 26 6e 62 73 70 3b 61	sp;&nbsp;&nbsp;&nbsp;str:&nbsp;a
104440	6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 63 68 61 72 73 2e	n&nbsp;array&nbsp;of&nbsp;chars.
104460	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e	<br></code><br><br>Returns.the.n
104480	65 77 20 74 6f 74 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 69 6e 20 74 68 65	ew.total.number.of.pulses.in.the
1044a0	20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69	.current.waveform.if.OK,.otherwi
1044c0	73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 57 41 56 45	se.PI_BAD_USER_GPIO,.PI_BAD_WAVE
1044e0	5f 42 41 55 44 2c 20 50 49 5f 42 41 44 5f 44 41 54 41 42 49 54 53 2c 0a 50 49 5f 42 41 44 5f 53	_BAUD,.PI_BAD_DATABITS,.PI_BAD_S
104500	54 4f 50 5f 42 49 54 53 2c 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 43 48 41 52 53 2c 20 50 49 5f	TOP_BITS,.PI_TOO_MANY_CHARS,.PI_
104520	42 41 44 5f 53 45 52 5f 4f 46 46 53 45 54 2c 0a 6f 72 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50	BAD_SER_OFFSET,.or.PI_TOO_MANY_P
104540	55 4c 53 45 53 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 53 3a 0a 3c 62 72 3e 3c 62 72 3e 54 68	ULSES..<br><br>NOTES:.<br><br>Th
104560	65 20 73 65 72 69 61 6c 20 64 61 74 61 20 69 73 20 66 6f 72 6d 61 74 74 65 64 20 61 73 20 6f 6e	e.serial.data.is.formatted.as.on
104580	65 20 73 74 61 72 74 20 62 69 74 2c 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73	e.start.bit,.<a.href="#data_bits
1045a0	22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 64 61 74 61 20 62 69 74 73 2c 0a 61 6e 64 20 3c	">data_bits</a>.data.bits,.and.<
1045c0	61 20 68 72 65 66 3d 22 23 73 74 6f 70 5f 62 69 74 73 22 3e 73 74 6f 70 5f 62 69 74 73 3c 2f 61	a.href="#stop_bits">stop_bits</a
1045e0	3e 2f 32 20 73 74 6f 70 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 69 73 20 6c 65 67	>/2.stop.bits..<br><br>It.is.leg
104600	61 6c 20 74 6f 20 61 64 64 20 73 65 72 69 61 6c 20 64 61 74 61 20 73 74 72 65 61 6d 73 20 77 69	al.to.add.serial.data.streams.wi
104620	74 68 20 64 69 66 66 65 72 65 6e 74 20 62 61 75 64 20 72 61 74 65 73 20 74 6f 0a 74 68 65 20 73	th.different.baud.rates.to.the.s
104640	61 6d 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23	ame.waveform..<br><br><a.href="#
104660	6e 75 6d 42 79 74 65 73 22 3e 6e 75 6d 42 79 74 65 73 3c 2f 61 3e 20 69 73 20 74 68 65 20 6e 75	numBytes">numBytes</a>.is.the.nu
104680	6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 69 6e 20 73 74 72 2e 0a 3c 62	mber.of.bytes.of.data.in.str..<b
1046a0	72 3e 3c 62 72 3e 54 68 65 20 62 79 74 65 73 20 72 65 71 75 69 72 65 64 20 66 6f 72 20 65 61 63	r><br>The.bytes.required.for.eac
1046c0	68 20 63 68 61 72 61 63 74 65 72 20 64 65 70 65 6e 64 20 75 70 6f 6e 20 3c 61 20 68 72 65 66 3d	h.character.depend.upon.<a.href=
1046e0	22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e	"#data_bits">data_bits</a>..<br>
104700	3c 62 72 3e 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74	<br>For.<a.href="#data_bits">dat
104720	61 5f 62 69 74 73 3c 2f 61 3e 20 31 2d 38 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 6f 6e 65	a_bits</a>.1-8.there.will.be.one
104740	20 62 79 74 65 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20 3c 61 20	.byte.per.character.<br>.For.<a.
104760	68 72 65 66 3d 22 23 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20	href="#data_bits">data_bits</a>.
104780	39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65 72	9-16.there.will.be.two.bytes.per
1047a0	20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 61	.character.<br>.For.<a.href="#da
1047c0	74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 20 31 37 2d 33 32 20 74 68 65	ta_bits">data_bits</a>.17-32.the
1047e0	72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63	re.will.be.four.bytes.per.charac
104800	74 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 63 72 65 61 74 65 22 3e 3c	ter..<h3><a.name="wave_create"><
104820	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d	/a><a.href="#int"><small>int</sm
104840	61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 63 72 65 61 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	all></a>.wave_create<small>(<a.h
104860	72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22	ref="#int">int</a>.<a.href="#pi"
104880	3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74	>pi</a>)</small></h3>.This.funct
1048a0	69 6f 6e 20 63 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 66 72 6f 6d 20 74 68 65 20	ion.creates.a.waveform.from.the.
1048c0	64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 70 72 69 6f 72 0a 63 61 6c 6c 73	data.provided.by.the.prior.calls
1048e0	20 74 6f 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61	.to.the.<a.href="#wave_add_*">wa
104900	76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 2e 20 20 55 70 6f 6e 20 73 75	ve_add_*</a>.functions...Upon.su
104920	63 63 65 73 73 20 61 20 77 61 76 65 20 69 64 0a 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f 72 20	ccess.a.wave.id.greater.than.or.
104940	65 71 75 61 6c 20 74 6f 20 30 20 69 73 20 72 65 74 75 72 6e 65 64 2c 20 6f 74 68 65 72 77 69 73	equal.to.0.is.returned,.otherwis
104960	65 20 50 49 5f 45 4d 50 54 59 5f 57 41 56 45 46 4f 52 4d 2c 0a 50 49 5f 54 4f 4f 5f 4d 41 4e 59	e.PI_EMPTY_WAVEFORM,.PI_TOO_MANY
104980	5f 43 42 53 2c 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 4f 4f 4c 2c 20 6f 72 20 50 49 5f 4e 4f 5f	_CBS,.PI_TOO_MANY_OOL,.or.PI_NO_
1049a0	57 41 56 45 46 4f 52 4d 5f 49 44 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e	WAVEFORM_ID..<br><br><code>pi:&n
1049c0	62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	bsp;&gt;=0&nbsp;(as&nbsp;returne
1049e0	64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f	d&nbsp;by&nbsp;<a.href="#pigpio_
104a00	73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63	start">pigpio_start</a>).<br></c
104a20	6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79	ode><br><br>The.data.provided.by
104a40	20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f	.the.<a.href="#wave_add_*">wave_
104a60	61 64 64 5f 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 20 69 73 20 63 6f 6e 73 75 6d 65 64 20	add_*</a>.functions.is.consumed.
104a80	62 79 20 74 68 69 73 0a 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 20 6d 61 6e	by.this.function..<br><br>As.man
104aa0	79 20 77 61 76 65 66 6f 72 6d 73 20 6d 61 79 20 62 65 20 63 72 65 61 74 65 64 20 61 73 20 74 68	y.waveforms.may.be.created.as.th
104ac0	65 72 65 20 69 73 20 73 70 61 63 65 20 61 76 61 69 6c 61 62 6c 65 2e 20 20 54 68 65 0a 77 61 76	ere.is.space.available...The.wav
104ae0	65 20 69 64 20 69 73 20 70 61 73 73 65 64 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65	e.id.is.passed.to.<a.href="#wave
104b00	5f 73 65 6e 64 5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20 74 6f 20 73 70 65 63	_send_*">wave_send_*</a>.to.spec
104b20	69 66 79 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62	ify.the.waveform.to.transmit..<b
104b40	72 3e 3c 62 72 3e 4e 6f 72 6d 61 6c 20 75 73 61 67 65 20 77 6f 75 6c 64 20 62 65 0a 3c 62 72 3e	r><br>Normal.usage.would.be.<br>
104b60	3c 62 72 3e 53 74 65 70 20 31 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 6c 65 61 72	<br>Step.1..<a.href="#wave_clear
104b80	22 3e 77 61 76 65 5f 63 6c 65 61 72 3c 2f 61 3e 20 74 6f 20 63 6c 65 61 72 20 61 6c 6c 20 77 61	">wave_clear</a>.to.clear.all.wa
104ba0	76 65 66 6f 72 6d 73 20 61 6e 64 20 61 64 64 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e	veforms.and.added.data..<br><br>
104bc0	53 74 65 70 20 32 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61	Step.2..<a.href="#wave_add_*">wa
104be0	76 65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 63 61 6c 6c 73 20 74 6f 20 73 75 70 70 6c 79 20 74 68 65	ve_add_*</a>.calls.to.supply.the
104c00	20 77 61 76 65 66 6f 72 6d 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 53 74 65 70 20 33 2e 20	.waveform.data..<br><br>Step.3..
104c20	3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61	<a.href="#wave_create">wave_crea
104c40	74 65 3c 2f 61 3e 20 74 6f 20 63 72 65 61 74 65 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 61 6e	te</a>.to.create.the.waveform.an
104c60	64 20 67 65 74 20 61 20 75 6e 69 71 75 65 20 69 64 0a 3c 62 72 3e 3c 62 72 3e 52 65 70 65 61 74	d.get.a.unique.id.<br><br>Repeat
104c80	20 73 74 65 70 73 20 32 20 61 6e 64 20 33 20 61 73 20 6e 65 65 64 65 64 2e 0a 3c 62 72 3e 3c 62	.steps.2.and.3.as.needed..<br><b
104ca0	72 3e 53 74 65 70 20 34 2e 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 2a 22	r>Step.4..<a.href="#wave_send_*"
104cc0	3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20 77 69 74 68 20 74 68 65 20 69 64 20 6f 66 20	>wave_send_*</a>.with.the.id.of.
104ce0	74 68 65 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62	the.waveform.to.transmit..<br><b
104d00	72 3e 41 20 77 61 76 65 66 6f 72 6d 20 63 6f 6d 70 72 69 73 65 73 20 6f 6e 65 20 6f 72 20 6d 6f	r>A.waveform.comprises.one.or.mo
104d20	72 65 20 70 75 6c 73 65 73 2e 20 20 45 61 63 68 20 70 75 6c 73 65 20 63 6f 6e 73 69 73 74 73 20	re.pulses...Each.pulse.consists.
104d40	6f 66 20 61 0a 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 50 75 6c 73 65 5f 74 22 3e 67 70 69 6f	of.a.<a.href="#gpioPulse_t">gpio
104d60	50 75 6c 73 65 5f 74 3c 2f 61 3e 20 73 74 72 75 63 74 75 72 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	Pulse_t</a>.structure..<br><br><
104d80	63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72	code>typedef&nbsp;struct<br>{<br
104da0	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70	>&nbsp;&nbsp;&nbsp;uint32_t&nbsp
104dc0	3b 67 70 69 6f 4f 6e 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69	;gpioOn;<br>&nbsp;&nbsp;&nbsp;ui
104de0	6e 74 33 32 5f 74 26 6e 62 73 70 3b 67 70 69 6f 4f 66 66 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	nt32_t&nbsp;gpioOff;<br>&nbsp;&n
104e00	62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 75 73 44 65 6c 61 79 3b	bsp;&nbsp;uint32_t&nbsp;usDelay;
104e20	3c 62 72 3e 7d 26 6e 62 73 70 3b 67 70 69 6f 50 75 6c 73 65 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64	<br>}&nbsp;gpioPulse_t;<br></cod
104e40	65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 69 65 6c 64 73 20 73 70 65 63 69 66 79 0a 3c 62 72	e><br><br>The.fields.specify.<br
104e60	3e 3c 62 72 3e 31 29 20 74 68 65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65 64 20	><br>1).the.GPIO.to.be.switched.
104e80	6f 6e 20 61 74 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 3c 62 72	on.at.the.start.of.the.pulse.<br
104ea0	3e 0a 32 29 20 74 68 65 20 47 50 49 4f 20 74 6f 20 62 65 20 73 77 69 74 63 68 65 64 20 6f 66 66	>.2).the.GPIO.to.be.switched.off
104ec0	20 61 74 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 3c 62 72 3e 0a	.at.the.start.of.the.pulse.<br>.
104ee0	33 29 20 74 68 65 20 64 65 6c 61 79 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 62 65 66	3).the.delay.in.microseconds.bef
104f00	6f 72 65 20 74 68 65 20 6e 65 78 74 20 70 75 6c 73 65 2e 3c 62 72 3e 0a 3c 62 72 3e 3c 62 72 3e	ore.the.next.pulse.<br>.<br><br>
104f20	41 6e 79 20 6f 72 20 61 6c 6c 20 74 68 65 20 66 69 65 6c 64 73 20 63 61 6e 20 62 65 20 7a 65 72	Any.or.all.the.fields.can.be.zer
104f40	6f 2e 20 20 49 74 20 64 6f 65 73 6e 27 74 20 6d 61 6b 65 20 61 6e 79 20 73 65 6e 73 65 20 74 6f	o...It.doesn't.make.any.sense.to
104f60	0a 73 65 74 20 61 6c 6c 20 74 68 65 20 66 69 65 6c 64 73 20 74 6f 20 7a 65 72 6f 20 28 74 68 65	.set.all.the.fields.to.zero.(the
104f80	20 70 75 6c 73 65 20 77 69 6c 6c 20 62 65 20 69 67 6e 6f 72 65 64 29 2e 0a 3c 62 72 3e 3c 62 72	.pulse.will.be.ignored)..<br><br
104fa0	3e 57 68 65 6e 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 73 74 61 72 74 65 64 20 65 61 63 68	>When.a.waveform.is.started.each
104fc0	20 70 75 6c 73 65 20 69 73 20 65 78 65 63 75 74 65 64 20 69 6e 20 6f 72 64 65 72 20 77 69 74 68	.pulse.is.executed.in.order.with
104fe0	20 74 68 65 0a 73 70 65 63 69 66 69 65 64 20 64 65 6c 61 79 20 62 65 74 77 65 65 6e 20 74 68 65	.the.specified.delay.between.the
105000	00 00 01 05 35 20 66 6f 72 0a 74 68 65 20 42 43 4d 32 37 31 31 29 2e 20 4c 6f 77 65 72 20 66 72	....5.for.the.BCM2711)..Lower.fr
105020	65 71 75 65 6e 63 69 65 73 20 77 69 6c 6c 20 68 61 76 65 20 6d 6f 72 65 20 73 74 65 70 73 20 61	equencies.will.have.more.steps.a
105040	6e 64 20 68 69 67 68 65 72 0a 66 72 65 71 75 65 6e 63 69 65 73 20 77 69 6c 6c 20 68 61 76 65 20	nd.higher.frequencies.will.have.
105060	66 65 77 65 72 20 73 74 65 70 73 2e 20 20 50 57 4d 64 75 74 79 20 69 73 0a 61 75 74 6f 6d 61 74	fewer.steps...PWMduty.is.automat
105080	69 63 61 6c 6c 79 20 73 63 61 6c 65 64 20 74 6f 20 74 61 6b 65 20 74 68 69 73 20 69 6e 74 6f 20	ically.scaled.to.take.this.into.
1050a0	61 63 63 6f 75 6e 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 63 75 72 72 65 6e	account..<h3><a.name="get_curren
1050c0	74 5f 74 69 63 6b 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e	t_tick"></a><a.href="#uint32_t">
1050e0	3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f	<small>uint32_t</small></a>.get_
105100	63 75 72 72 65 6e 74 5f 74 69 63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e	current_tick<small>(<a.href="#in
105120	74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29	t">int</a>.<a.href="#pi">pi</a>)
105140	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 73	</small></h3>.Gets.the.current.s
105160	79 73 74 65 6d 20 74 69 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62	ystem.tick..<br><br><code>pi:&nb
105180	73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64	sp;&gt;=0&nbsp;(as&nbsp;returned
1051a0	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73	&nbsp;by&nbsp;<a.href="#pigpio_s
1051c0	74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f	tart">pigpio_start</a>).<br></co
1051e0	64 65 3e 3c 62 72 3e 3c 62 72 3e 54 69 63 6b 20 69 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66	de><br><br>Tick.is.the.number.of
105200	20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 73 79 73 74 65 6d 20 62 6f 6f 74 2e	.microseconds.since.system.boot.
105220	0a 3c 62 72 3e 3c 62 72 3e 41 73 20 74 69 63 6b 20 69 73 20 61 6e 20 75 6e 73 69 67 6e 65 64 20	.<br><br>As.tick.is.an.unsigned.
105240	33 32 20 62 69 74 20 71 75 61 6e 74 69 74 79 20 69 74 20 77 72 61 70 73 20 61 72 6f 75 6e 64 20	32.bit.quantity.it.wraps.around.
105260	61 66 74 65 72 0a 32 2a 2a 33 32 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2c 20 77 68 69 63 68 20	after.2**32.microseconds,.which.
105280	69 73 20 61 70 70 72 6f 78 69 6d 61 74 65 6c 79 20 31 20 68 6f 75 72 20 31 32 20 6d 69 6e 75 74	is.approximately.1.hour.12.minut
1052a0	65 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 68 61 72 64 77 61 72 65 5f 72 65	es..<h3><a.name="get_hardware_re
1052c0	76 69 73 69 6f 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e	vision"></a><a.href="#uint32_t">
1052e0	3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f	<small>uint32_t</small></a>.get_
105300	68 61 72 64 77 61 72 65 5f 72 65 76 69 73 69 6f 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	hardware_revision<small>(<a.href
105320	3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69	="#int">int</a>.<a.href="#pi">pi
105340	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 74 68 65 20 50 69 27 73 20	</a>)</small></h3>.Get.the.Pi's.
105360	68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 2e 0a 3c 62 72 3e 3c 62	hardware.revision.number..<br><b
105380	72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73	r><code>pi:&nbsp;&gt;=0&nbsp;(as
1053a0	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68	&nbsp;returned&nbsp;by&nbsp;<a.h
1053c0	72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74	ref="#pigpio_start">pigpio_start
1053e0	3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 68 61 72	</a>).<br></code><br><br>The.har
105400	64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 69 73 20 74 68 65 20 6c 61 73 74 20 66 65 77 20 63	dware.revision.is.the.last.few.c
105420	68 61 72 61 63 74 65 72 73 20 6f 6e 20 74 68 65 20 52 65 76 69 73 69 6f 6e 20 6c 69 6e 65 0a 6f	haracters.on.the.Revision.line.o
105440	66 20 2f 70 72 6f 63 2f 63 70 75 69 6e 66 6f 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 20	f./proc/cpuinfo..<br><br>If.the.
105460	68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 63 61 6e 20 6e 6f 74 20 62 65 20 66 6f 75	hardware.revision.can.not.be.fou
105480	6e 64 20 6f 72 20 69 73 20 6e 6f 74 20 61 20 76 61 6c 69 64 0a 68 65 78 61 64 65 63 69 6d 61 6c	nd.or.is.not.a.valid.hexadecimal
1054a0	20 6e 75 6d 62 65 72 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 30 2e 0a	.number.the.function.returns.0..
1054c0	3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 20 63 61 6e 20	<br><br>The.revision.number.can.
1054e0	62 65 20 75 73 65 64 20 74 6f 20 64 65 74 65 72 6d 69 6e 65 20 74 68 65 20 61 73 73 69 67 6e 6d	be.used.to.determine.the.assignm
105500	65 6e 74 20 6f 66 20 47 50 49 4f 0a 74 6f 20 70 69 6e 73 20 28 73 65 65 20 3c 61 20 68 72 65 66	ent.of.GPIO.to.pins.(see.<a.href
105520	3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 72	="#gpio">gpio</a>)..<br><br>Ther
105540	65 20 61 72 65 20 61 74 20 6c 65 61 73 74 20 74 68 72 65 65 20 74 79 70 65 73 20 6f 66 20 62 6f	e.are.at.least.three.types.of.bo
105560	61 72 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 31 20 62 6f 61 72 64 73 20 68 61 76 65 20	ard..<br><br>Type.1.boards.have.
105580	68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 32 20 61	hardware.revision.numbers.of.2.a
1055a0	6e 64 20 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 32 20 62 6f 61 72 64 73 20 68 61 76 65	nd.3..<br><br>Type.2.boards.have
1055c0	20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 34 2c	.hardware.revision.numbers.of.4,
1055e0	20 35 2c 20 36 2c 20 61 6e 64 20 31 35 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 33 20 62 6f	.5,.6,.and.15..<br><br>Type.3.bo
105600	61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62	ards.have.hardware.revision.numb
105620	65 72 73 20 6f 66 20 31 36 20 6f 72 20 67 72 65 61 74 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d	ers.of.16.or.greater..<h3><a.nam
105640	65 3d 22 67 65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73 69 6f 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72	e="get_pigpio_version"></a><a.hr
105660	65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f	ef="#uint32_t"><small>uint32_t</
105680	73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73 69 6f 6e 3c 73 6d	small></a>.get_pigpio_version<sm
1056a0	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68	all>(<a.href="#int">int</a>.<a.h
1056c0	72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52	ref="#pi">pi</a>)</small></h3>.R
1056e0	65 74 75 72 6e 73 20 74 68 65 20 70 69 67 70 69 6f 20 76 65 72 73 69 6f 6e 2e 0a 3c 62 72 3e 3c	eturns.the.pigpio.version..<br><
105700	62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61	br><code>pi:&nbsp;&gt;=0&nbsp;(a
105720	73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20	s&nbsp;returned&nbsp;by&nbsp;<a.
105740	68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72	href="#pigpio_start">pigpio_star
105760	74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77	t</a>).<br></code><h3><a.name="w
105780	61 76 65 5f 63 6c 65 61 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	ave_clear"></a><a.href="#int"><s
1057a0	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 63 6c 65 61 72 3c	mall>int</small></a>.wave_clear<
1057c0	73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61	small>(<a.href="#int">int</a>.<a
1057e0	20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e	.href="#pi">pi</a>)</small></h3>
105800	0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 6c 65 61 72 73 20 61 6c 6c 20 77 61 76 65 66 6f	.This.function.clears.all.wavefo
105820	72 6d 73 20 61 6e 64 20 61 6e 79 20 64 61 74 61 20 61 64 64 65 64 20 62 79 20 63 61 6c 6c 73 20	rms.and.any.data.added.by.calls.
105840	74 6f 20 74 68 65 0a 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76	to.the.<a.href="#wave_add_*">wav
105860	65 5f 61 64 64 5f 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	e_add_*</a>.functions..<br><br><
105880	63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62	code>pi:&nbsp;&gt;=0&nbsp;(as&nb
1058a0	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	sp;returned&nbsp;by&nbsp;<a.href
1058c0	3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61	="#pigpio_start">pigpio_start</a
1058e0	3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20	>).<br></code><br><br>Returns.0.
105900	69 66 20 4f 4b 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 61 64 64 5f 6e 65 77	if.OK..<h3><a.name="wave_add_new
105920	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
105940	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 61 64 64 5f 6e 65 77 3c 73 6d 61 6c 6c 3e 28	/small></a>.wave_add_new<small>(
105960	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	<a.href="#int">int</a>.<a.href="
105980	23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66	#pi">pi</a>)</small></h3>.This.f
1059a0	75 6e 63 74 69 6f 6e 20 73 74 61 72 74 73 20 61 20 6e 65 77 20 65 6d 70 74 79 20 77 61 76 65 66	unction.starts.a.new.empty.wavef
1059c0	6f 72 6d 2e 20 20 59 6f 75 20 77 6f 75 6c 64 6e 27 74 20 6e 6f 72 6d 61 6c 6c 79 20 6e 65 65 64	orm...You.wouldn't.normally.need
1059e0	0a 74 6f 20 63 61 6c 6c 20 74 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 61 73 20 69 74 20 69 73 20	.to.call.this.function.as.it.is.
105a00	61 75 74 6f 6d 61 74 69 63 61 6c 6c 79 20 63 61 6c 6c 65 64 20 61 66 74 65 72 20 61 20 77 61 76	automatically.called.after.a.wav
105a20	65 66 6f 72 6d 20 69 73 0a 63 72 65 61 74 65 64 20 77 69 74 68 20 74 68 65 20 3c 61 20 68 72 65	eform.is.created.with.the.<a.hre
105a40	66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f 61 3e	f="#wave_create">wave_create</a>
105a60	20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73	.function..<br><br><code>pi:&nbs
105a80	70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26	p;&gt;=0&nbsp;(as&nbsp;returned&
105aa0	6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74	nbsp;by&nbsp;<a.href="#pigpio_st
105ac0	61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64	art">pigpio_start</a>).<br></cod
105ae0	65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2e 0a 3c 68 33 3e 3c	e><br><br>Returns.0.if.OK..<h3><
105b00	61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 22 3e 3c 2f 61 3e 3c 61	a.name="wave_add_generic"></a><a
105b20	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c	.href="#int"><small>int</small><
105b40	2f 61 3e 20 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	/a>.wave_add_generic<small>(<a.h
105b60	72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22	ref="#int">int</a>.<a.href="#pi"
105b80	3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	>pi</a>,.<a.href="#unsigned">uns
105ba0	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 50 75 6c 73 65 73 22 3e 6e	igned</a>.<a.href="#numPulses">n
105bc0	75 6d 50 75 6c 73 65 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 50 75 6c 73	umPulses</a>,.<a.href="#gpioPuls
105be0	65 5f 74 22 3e 67 70 69 6f 50 75 6c 73 65 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a	e_t">gpioPulse_t</a>.<a.href="#*
105c00	70 75 6c 73 65 73 22 3e 2a 70 75 6c 73 65 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	pulses">*pulses</a>)</small></h3
105c20	3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 61 64 64 73 20 61 20 6e 75 6d 62 65 72 20 6f 66	>.This.function.adds.a.number.of
105c40	20 70 75 6c 73 65 73 20 74 6f 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 2e	.pulses.to.the.current.waveform.
105c60	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	.<br><br><code>&nbsp;&nbsp;&nbsp
105c80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73	;&nbsp;&nbsp;&nbsp;&nbsp;pi:&nbs
105ca0	70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26	p;&gt;=0&nbsp;(as&nbsp;returned&
105cc0	6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74	nbsp;by&nbsp;<a.href="#pigpio_st
105ce0	61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 6e 75 6d 50 75	art">pigpio_start</a>).<br>numPu
105d00	6c 73 65 73 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72 26 6e 62 73 70 3b	lses:&nbsp;the&nbsp;number&nbsp;
105d20	6f 66 26 6e 62 73 70 3b 70 75 6c 73 65 73 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	of&nbsp;pulses.<br>&nbsp;&nbsp;&
105d40	6e 62 73 70 3b 70 75 6c 73 65 73 3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26	nbsp;pulses:&nbsp;an&nbsp;array&
105d60	6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 70 75 6c 73 65 73 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	nbsp;of&nbsp;pulses.<br></code><
105d80	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 74 6f 74 61 6c 20 6e 75 6d	br><br>Returns.the.new.total.num
105da0	62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 69 6e 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76	ber.of.pulses.in.the.current.wav
105dc0	65 66 6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 54 4f 4f 5f 4d 41	eform.if.OK,.otherwise.PI_TOO_MA
105de0	4e 59 5f 50 55 4c 53 45 53 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 75 6c 73 65 73 20 61 72	NY_PULSES..<br><br>The.pulses.ar
105e00	65 20 69 6e 74 65 72 6c 65 61 76 65 64 20 69 6e 20 74 69 6d 65 20 6f 72 64 65 72 20 77 69 74 68	e.interleaved.in.time.order.with
105e20	69 6e 20 74 68 65 20 65 78 69 73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 0a 28 69 66 20 61 6e 79	in.the.existing.waveform.(if.any
105e40	29 2e 0a 3c 62 72 3e 3c 62 72 3e 4d 65 72 67 69 6e 67 20 61 6c 6c 6f 77 73 20 74 68 65 20 77 61	)..<br><br>Merging.allows.the.wa
105e60	76 65 66 6f 72 6d 20 74 6f 20 62 65 20 62 75 69 6c 74 20 69 6e 20 70 61 72 74 73 2c 20 74 68 61	veform.to.be.built.in.parts,.tha
105e80	74 20 69 73 20 74 68 65 20 73 65 74 74 69 6e 67 73 0a 66 6f 72 20 47 50 49 4f 23 31 20 63 61 6e	t.is.the.settings.for.GPIO#1.can
105ea0	20 62 65 20 61 64 64 65 64 2c 20 61 6e 64 20 74 68 65 6e 20 47 50 49 4f 23 32 20 65 74 63 2e 0a	.be.added,.and.then.GPIO#2.etc..
105ec0	3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 20 61 64 64 65 64 20 77 61 76 65 66 6f 72 6d 20 69 73	<br><br>If.the.added.waveform.is
105ee0	20 69 6e 74 65 6e 64 65 64 20 74 6f 20 73 74 61 72 74 20 61 66 74 65 72 20 6f 72 20 77 69 74 68	.intended.to.start.after.or.with
105f00	69 6e 20 74 68 65 20 65 78 69 73 74 69 6e 67 0a 77 61 76 65 66 6f 72 6d 20 74 68 65 6e 20 74 68	in.the.existing.waveform.then.th
105f20	65 20 66 69 72 73 74 20 70 75 6c 73 65 20 73 68 6f 75 6c 64 20 63 6f 6e 73 69 73 74 20 73 6f 6c	e.first.pulse.should.consist.sol
105f40	65 6c 79 20 6f 66 20 61 20 64 65 6c 61 79 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76	ely.of.a.delay..<h3><a.name="wav
105f60	65 5f 61 64 64 5f 73 65 72 69 61 6c 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	e_add_serial"></a><a.href="#int"
105f80	3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 76 65 5f 61 64 64	><small>int</small></a>.wave_add
105fa0	5f 73 65 72 69 61 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e	_serial<small>(<a.href="#int">in
105fc0	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68	t</a>.<a.href="#pi">pi</a>,.<a.h
105fe0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
106000	00 00 01 06 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 34 36 38 39 2d 32 35 30 4d 26 6e 62 73 70 3b	....nbsp;or&nbsp;4689-250M&nbsp;
106020	28 31 33 31 38 34 2d 33 37 35 4d 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74 68 65 26 6e 62	(13184-375M&nbsp;for&nbsp;the&nb
106040	73 70 3b 42 43 4d 32 37 31 31 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65	sp;BCM2711)<br></code><br><br>Re
106060	74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 54 5f	turns.0.if.OK,.otherwise.PI_NOT_
106080	50 45 52 4d 49 54 54 45 44 2c 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 0a 50 49 5f 4e 4f 54 5f 48	PERMITTED,.PI_BAD_GPIO,.PI_NOT_H
1060a0	43 4c 4b 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 48 43 4c 4b 5f 46 52 45 51 2c 6f 72 20 50 49	CLK_GPIO,.PI_BAD_HCLK_FREQ,or.PI
1060c0	5f 42 41 44 5f 48 43 4c 4b 5f 50 41 53 53 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 61 6d 65	_BAD_HCLK_PASS..<br><br>The.same
1060e0	20 63 6c 6f 63 6b 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 6d 75 6c 74 69 70 6c 65 20	.clock.is.available.on.multiple.
106100	47 50 49 4f 2e 20 20 54 68 65 20 6c 61 74 65 73 74 0a 66 72 65 71 75 65 6e 63 79 20 73 65 74 74	GPIO...The.latest.frequency.sett
106120	69 6e 67 20 77 69 6c 6c 20 62 65 20 75 73 65 64 20 62 79 20 61 6c 6c 20 47 50 49 4f 20 77 68 69	ing.will.be.used.by.all.GPIO.whi
106140	63 68 20 73 68 61 72 65 20 61 20 63 6c 6f 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50	ch.share.a.clock..<br><br>The.GP
106160	49 4f 20 6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 2e	IO.must.be.one.of.the.following.
106180	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	.<br><br><code>4&nbsp;&nbsp;&nbs
1061a0	70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62	p;clock&nbsp;0&nbsp;&nbsp;All&nb
1061c0	73 70 3b 6d 6f 64 65 6c 73 3c 62 72 3e 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	sp;models<br>5&nbsp;&nbsp;&nbsp;
1061e0	63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70	clock&nbsp;1&nbsp;&nbsp;All&nbsp
106200	3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64	;models&nbsp;but&nbsp;A&nbsp;and
106220	26 6e 62 73 70 3b 42 26 6e 62 73 70 3b 28 72 65 73 65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26	&nbsp;B&nbsp;(reserved&nbsp;for&
106240	6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70 3b 75 73 65 29 3c 62 72 3e 36 26 6e 62 73 70 3b	nbsp;system&nbsp;use)<br>6&nbsp;
106260	26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;clock&nbsp;2&nbsp;&n
106280	62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73	bsp;All&nbsp;models&nbsp;but&nbs
1062a0	70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 32 30 26 6e 62 73 70 3b 26	p;A&nbsp;and&nbsp;B<br>20&nbsp;&
1062c0	6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c	nbsp;clock&nbsp;0&nbsp;&nbsp;All
1062e0	26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73	&nbsp;models&nbsp;but&nbsp;A&nbs
106300	70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 32 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c	p;and&nbsp;B<br>21&nbsp;&nbsp;cl
106320	6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d	ock&nbsp;1&nbsp;&nbsp;All&nbsp;m
106340	6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e	odels&nbsp;but&nbsp;A&nbsp;and&n
106360	62 73 70 3b 52 65 76 2e 32 26 6e 62 73 70 3b 42 26 6e 62 73 70 3b 28 72 65 73 65 72 76 65 64 26	bsp;Rev.2&nbsp;B&nbsp;(reserved&
106380	6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70 3b 75 73 65 29 3c 62	nbsp;for&nbsp;system&nbsp;use)<b
1063a0	72 3e 3c 62 72 3e 33 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 30	r><br>32&nbsp;&nbsp;clock&nbsp;0
1063c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26	&nbsp;&nbsp;Compute&nbsp;module&
1063e0	6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 33 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b	nbsp;only<br>34&nbsp;&nbsp;clock
106400	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b	&nbsp;0&nbsp;&nbsp;Compute&nbsp;
106420	6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 32 26 6e 62 73 70 3b 26 6e 62 73	module&nbsp;only<br>42&nbsp;&nbs
106440	70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74	p;clock&nbsp;1&nbsp;&nbsp;Comput
106460	65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 28 72 65	e&nbsp;module&nbsp;only&nbsp;(re
106480	73 65 72 76 65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70	served&nbsp;for&nbsp;system&nbsp
1064a0	3b 75 73 65 29 3c 62 72 3e 34 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73	;use)<br>43&nbsp;&nbsp;clock&nbs
1064c0	70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75	p;2&nbsp;&nbsp;Compute&nbsp;modu
1064e0	6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 6c	le&nbsp;only<br>44&nbsp;&nbsp;cl
106500	6f 63 6b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62	ock&nbsp;1&nbsp;&nbsp;Compute&nb
106520	73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 28 72 65 73 65 72 76	sp;module&nbsp;only&nbsp;(reserv
106540	65 64 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 73 79 73 74 65 6d 26 6e 62 73 70 3b 75 73 65	ed&nbsp;for&nbsp;system&nbsp;use
106560	29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 41 63 63 65 73 73 20 74 6f 20 63 6c	)<br></code><br><br>Access.to.cl
106580	6f 63 6b 20 31 20 69 73 20 70 72 6f 74 65 63 74 65 64 20 62 79 20 61 20 70 61 73 73 77 6f 72 64	ock.1.is.protected.by.a.password
1065a0	20 61 73 20 69 74 73 20 75 73 65 20 77 69 6c 6c 20 6c 69 6b 65 6c 79 0a 63 72 61 73 68 20 74 68	.as.its.use.will.likely.crash.th
1065c0	65 20 50 69 2e 20 20 54 68 65 20 70 61 73 73 77 6f 72 64 20 69 73 20 67 69 76 65 6e 20 62 79 20	e.Pi...The.password.is.given.by.
1065e0	6f 72 27 69 6e 67 20 30 78 35 41 30 30 30 30 30 30 20 77 69 74 68 20 74 68 65 0a 47 50 49 4f 20	or'ing.0x5A000000.with.the.GPIO.
106600	6e 75 6d 62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 61 72 64 77 61 72 65 5f 50 57	number..<h3><a.name="hardware_PW
106620	4d 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	M"></a><a.href="#int"><small>int
106640	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 68 61 72 64 77 61 72 65 5f 50 57 4d 3c 73 6d 61 6c 6c 3e	</small></a>.hardware_PWM<small>
106660	28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	(<a.href="#int">int</a>.<a.href=
106680	22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	"#pi">pi</a>,.<a.href="#unsigned
1066a0	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67	">unsigned</a>.<a.href="#gpio">g
1066c0	70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	pio</a>,.<a.href="#unsigned">uns
1066e0	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 57 4d 66 72 65 71 22 3e 50 57 4d	igned</a>.<a.href="#PWMfreq">PWM
106700	66 72 65 71 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69	freq</a>,.<a.href="#uint32_t">ui
106720	6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 57 4d 64 75 74 79 22 3e 50 57	nt32_t</a>.<a.href="#PWMduty">PW
106740	4d 64 75 74 79 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 68	Mduty</a>)</small></h3>.Starts.h
106760	61 72 64 77 61 72 65 20 50 57 4d 20 6f 6e 20 61 20 47 50 49 4f 20 61 74 20 74 68 65 20 73 70 65	ardware.PWM.on.a.GPIO.at.the.spe
106780	63 69 66 69 65 64 20 66 72 65 71 75 65 6e 63 79 20 61 6e 64 20 64 75 74 79 63 79 63 6c 65 2e 0a	cified.frequency.and.dutycycle..
1067a0	46 72 65 71 75 65 6e 63 69 65 73 20 61 62 6f 76 65 20 33 30 4d 48 7a 20 61 72 65 20 75 6e 6c 69	Frequencies.above.30MHz.are.unli
1067c0	6b 65 6c 79 20 74 6f 20 77 6f 72 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20	kely.to.work..<br><br>NOTE:.Any.
1067e0	77 61 76 65 66 6f 72 6d 20 73 74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 77 61	waveform.started.by.<a.href="#wa
106800	76 65 5f 73 65 6e 64 5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 20 6f 72 20 3c 61	ve_send_*">wave_send_*</a>.or.<a
106820	20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 68 61 69 6e 22 3e 77 61 76 65 5f 63 68 61 69 6e 3c 2f	.href="#wave_chain">wave_chain</
106840	61 3e 0a 77 69 6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68	a>.will.be.cancelled..<br><br>Th
106860	69 73 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 6f 6e 6c 79 20 76 61 6c 69 64 20 69 66 20 74 68 65	is.function.is.only.valid.if.the
106880	20 70 69 67 70 69 6f 20 6d 61 69 6e 20 63 6c 6f 63 6b 20 69 73 20 50 43 4d 2e 20 20 54 68 65 0a	.pigpio.main.clock.is.PCM...The.
1068a0	6d 61 69 6e 20 63 6c 6f 63 6b 20 64 65 66 61 75 6c 74 73 20 74 6f 20 50 43 4d 20 62 75 74 20 6d	main.clock.defaults.to.PCM.but.m
1068c0	61 79 20 62 65 20 6f 76 65 72 72 69 64 64 65 6e 20 77 68 65 6e 20 74 68 65 20 70 69 67 70 69 6f	ay.be.overridden.when.the.pigpio
1068e0	0a 64 61 65 6d 6f 6e 20 69 73 20 73 74 61 72 74 65 64 20 28 6f 70 74 69 6f 6e 20 2d 74 29 2e 0a	.daemon.is.started.(option.-t)..
106900	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	<br><br><code>&nbsp;&nbsp;&nbsp;
106920	26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70	&nbsp;&nbsp;pi:&nbsp;&gt;=0&nbsp
106940	3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b	;(as&nbsp;returned&nbsp;by&nbsp;
106960	3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73	<a.href="#pigpio_start">pigpio_s
106980	74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	tart</a>).<br>&nbsp;&nbsp;&nbsp;
1069a0	67 70 69 6f 3a 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 64 65 73 63 72 69 70 74 6f 6e 3c 62	gpio:&nbsp;see&nbsp;descripton<b
1069c0	72 3e 50 57 4d 66 72 65 71 3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 26 6e 62 73	r>PWMfreq:&nbsp;0&nbsp;(off)&nbs
1069e0	70 3b 6f 72 26 6e 62 73 70 3b 31 2d 31 32 35 4d 26 6e 62 73 70 3b 28 31 2d 31 38 37 2e 35 4d 26	p;or&nbsp;1-125M&nbsp;(1-187.5M&
106a00	6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 42 43 4d 32 37 31 31 29 3c	nbsp;for&nbsp;the&nbsp;BCM2711)<
106a20	62 72 3e 50 57 4d 64 75 74 79 3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 26 6e 62	br>PWMduty:&nbsp;0&nbsp;(off)&nb
106a40	73 70 3b 74 6f 26 6e 62 73 70 3b 31 30 30 30 30 30 30 26 6e 62 73 70 3b 28 31 4d 29 28 66 75 6c	sp;to&nbsp;1000000&nbsp;(1M)(ful
106a60	6c 79 26 6e 62 73 70 3b 6f 6e 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65	ly&nbsp;on)<br></code><br><br>Re
106a80	74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 54 5f	turns.0.if.OK,.otherwise.PI_NOT_
106aa0	50 45 52 4d 49 54 54 45 44 2c 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 0a 50 49 5f 4e 4f 54 5f 48	PERMITTED,.PI_BAD_GPIO,.PI_NOT_H
106ac0	50 57 4d 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 48 50 57 4d 5f 44 55 54 59 2c 20 50 49 5f 42	PWM_GPIO,.PI_BAD_HPWM_DUTY,.PI_B
106ae0	41 44 5f 48 50 57 4d 5f 46 52 45 51 2c 0a 6f 72 20 50 49 5f 48 50 57 4d 5f 49 4c 4c 45 47 41 4c	AD_HPWM_FREQ,.or.PI_HPWM_ILLEGAL
106b00	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 61 6d 65 20 50 57 4d 20 63 68 61 6e 6e 65 6c 20 69	..<br><br>The.same.PWM.channel.i
106b20	73 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 6d 75 6c 74 69 70 6c 65 20 47 50 49 4f 2e 20 20 54	s.available.on.multiple.GPIO...T
106b40	68 65 20 6c 61 74 65 73 74 0a 66 72 65 71 75 65 6e 63 79 20 61 6e 64 20 64 75 74 79 63 79 63 6c	he.latest.frequency.and.dutycycl
106b60	65 20 73 65 74 74 69 6e 67 20 77 69 6c 6c 20 62 65 20 75 73 65 64 20 62 79 20 61 6c 6c 20 47 50	e.setting.will.be.used.by.all.GP
106b80	49 4f 20 77 68 69 63 68 0a 73 68 61 72 65 20 61 20 50 57 4d 20 63 68 61 6e 6e 65 6c 2e 0a 3c 62	IO.which.share.a.PWM.channel..<b
106ba0	72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20 74 68	r><br>The.GPIO.must.be.one.of.th
106bc0	65 20 66 6f 6c 6c 6f 77 69 6e 67 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 31 32 26 6e 62	e.following..<br><br><code>12&nb
106be0	73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30	sp;&nbsp;PWM&nbsp;channel&nbsp;0
106c00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26 6e 62 73 70	&nbsp;&nbsp;All&nbsp;models&nbsp
106c20	3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c 62 72 3e 31	;but&nbsp;A&nbsp;and&nbsp;B<br>1
106c40	33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62	3&nbsp;&nbsp;PWM&nbsp;channel&nb
106c60	73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64 65 6c 73 26	sp;1&nbsp;&nbsp;All&nbsp;models&
106c80	6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 42 3c	nbsp;but&nbsp;A&nbsp;and&nbsp;B<
106ca0	62 72 3e 31 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65	br>18&nbsp;&nbsp;PWM&nbsp;channe
106cc0	6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70 3b 6d 6f 64	l&nbsp;0&nbsp;&nbsp;All&nbsp;mod
106ce0	65 6c 73 3c 62 72 3e 31 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68	els<br>19&nbsp;&nbsp;PWM&nbsp;ch
106d00	61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 6c 6c 26 6e 62 73 70	annel&nbsp;1&nbsp;&nbsp;All&nbsp
106d20	3b 6d 6f 64 65 6c 73 26 6e 62 73 70 3b 62 75 74 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 61 6e 64	;models&nbsp;but&nbsp;A&nbsp;and
106d40	26 6e 62 73 70 3b 42 3c 62 72 3e 3c 62 72 3e 34 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d	&nbsp;B<br><br>40&nbsp;&nbsp;PWM
106d60	26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;channel&nbsp;0&nbsp;&nbsp;
106d80	43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72	Compute&nbsp;module&nbsp;only<br
106da0	3e 34 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26	>41&nbsp;&nbsp;PWM&nbsp;channel&
106dc0	6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d	nbsp;1&nbsp;&nbsp;Compute&nbsp;m
106de0	6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 34 35 26 6e 62 73 70 3b 26 6e 62 73 70	odule&nbsp;only<br>45&nbsp;&nbsp
106e00	3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e	;PWM&nbsp;channel&nbsp;1&nbsp;&n
106e20	62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c	bsp;Compute&nbsp;module&nbsp;onl
106e40	79 3c 62 72 3e 35 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e	y<br>52&nbsp;&nbsp;PWM&nbsp;chan
106e60	6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62	nel&nbsp;0&nbsp;&nbsp;Compute&nb
106e80	73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 35 33 26 6e 62 73 70 3b 26	sp;module&nbsp;only<br>53&nbsp;&
106ea0	6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 31 26 6e 62 73	nbsp;PWM&nbsp;channel&nbsp;1&nbs
106ec0	70 3b 26 6e 62 73 70 3b 43 6f 6d 70 75 74 65 26 6e 62 73 70 3b 6d 6f 64 75 6c 65 26 6e 62 73 70	p;&nbsp;Compute&nbsp;module&nbsp
106ee0	3b 6f 6e 6c 79 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 63 74 75	;only<br></code><br><br>The.actu
106f00	61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 73 74 65 70 73 20 62 65 77 65 65 6e 20 6f 66 66 20 61 6e	al.number.of.steps.beween.off.an
106f20	64 20 66 75 6c 6c 79 20 6f 6e 20 69 73 20 74 68 65 0a 69 6e 74 65 67 72 61 6c 20 70 61 72 74 20	d.fully.on.is.the.integral.part.
106f40	6f 66 20 32 35 30 4d 2f 50 57 4d 66 72 65 71 20 28 33 37 35 4d 2f 50 57 4d 66 72 65 71 20 66 6f	of.250M/PWMfreq.(375M/PWMfreq.fo
106f60	72 20 74 68 65 20 42 43 4d 32 37 31 31 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 63 74 75	r.the.BCM2711)..<br><br>The.actu
106f80	61 6c 20 66 72 65 71 75 65 6e 63 79 20 73 65 74 20 69 73 20 32 35 30 4d 2f 73 74 65 70 73 20 28	al.frequency.set.is.250M/steps.(
106fa0	33 37 35 4d 2f 73 74 65 70 73 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 2e 0a 3c 62 72	375M/steps.for.the.BCM2711)..<br
106fc0	3e 3c 62 72 3e 54 68 65 72 65 20 77 69 6c 6c 20 6f 6e 6c 79 20 62 65 20 61 20 6d 69 6c 6c 69 6f	><br>There.will.only.be.a.millio
106fe0	6e 20 73 74 65 70 73 20 66 6f 72 20 61 20 50 57 4d 66 72 65 71 20 6f 66 20 32 35 30 20 28 33 37	n.steps.for.a.PWMfreq.of.250.(37
107000	00 00 01 07 6c 6f 67 69 63 20 31 2e 20 20 47 50 49 4f 20 6e 20 68 61 73 20 62 69 74 20 76 61 6c	....logic.1...GPIO.n.has.bit.val
107020	75 65 20 28 31 26 6c 74 3b 26 6c 74 3b 6e 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 65	ue.(1&lt;&lt;n)..<h3><a.name="re
107040	61 64 5f 62 61 6e 6b 5f 32 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f	ad_bank_2"></a><a.href="#uint32_
107060	74 22 3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72	t"><small>uint32_t</small></a>.r
107080	65 61 64 5f 62 61 6e 6b 5f 32 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	ead_bank_2<small>(<a.href="#int"
1070a0	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f	>int</a>.<a.href="#pi">pi</a>)</
1070c0	73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 20 74 68 65 20 6c 65 76 65 6c 73 20 6f 66 20 74	small></h3>.Read.the.levels.of.t
1070e0	68 65 20 62 61 6e 6b 20 32 20 47 50 49 4f 20 28 47 50 49 4f 20 33 32 2d 35 33 29 2e 0a 3c 62 72	he.bank.2.GPIO.(GPIO.32-53)..<br
107100	3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b	><br><code>pi:&nbsp;&gt;=0&nbsp;
107120	28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c	(as&nbsp;returned&nbsp;by&nbsp;<
107140	61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74	a.href="#pigpio_start">pigpio_st
107160	61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20	art</a>).<br></code><br><br>The.
107180	72 65 74 75 72 6e 65 64 20 33 32 20 62 69 74 20 69 6e 74 65 67 65 72 20 68 61 73 20 61 20 62 69	returned.32.bit.integer.has.a.bi
1071a0	74 20 73 65 74 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 0a 47 50 49 4f 20	t.set.if.the.corresponding.GPIO.
1071c0	69 73 20 6c 6f 67 69 63 20 31 2e 20 20 47 50 49 4f 20 6e 20 68 61 73 20 62 69 74 20 76 61 6c 75	is.logic.1...GPIO.n.has.bit.valu
1071e0	65 20 28 31 26 6c 74 3b 26 6c 74 3b 28 6e 2d 33 32 29 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	e.(1&lt;&lt;(n-32))..<h3><a.name
107200	3d 22 63 6c 65 61 72 5f 62 61 6e 6b 5f 31 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	="clear_bank_1"></a><a.href="#in
107220	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 63 6c 65 61 72 5f	t"><small>int</small></a>.clear_
107240	62 61 6e 6b 5f 31 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74	bank_1<small>(<a.href="#int">int
107260	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72	</a>.<a.href="#pi">pi</a>,.<a.hr
107280	65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68	ef="#uint32_t">uint32_t</a>.<a.h
1072a0	72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68	ref="#bits">bits</a>)</small></h
1072c0	33 3e 0a 43 6c 65 61 72 73 20 47 50 49 4f 20 30 2d 33 31 20 69 66 20 74 68 65 20 63 6f 72 72 65	3>.Clears.GPIO.0-31.if.the.corre
1072e0	73 70 6f 6e 64 69 6e 67 20 62 69 74 20 69 6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72	sponding.bit.in.bits.is.set..<br
107300	3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b	><br><code>&nbsp;&nbsp;pi:&nbsp;
107320	26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0&nbsp;(as&nbsp;returned&nb
107340	73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72	sp;by&nbsp;<a.href="#pigpio_star
107360	74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 62 69 74 73 3a 26 6e	t">pigpio_start</a>).<br>bits:&n
107380	62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 77 69	bsp;a&nbsp;bit&nbsp;mask&nbsp;wi
1073a0	74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b	th&nbsp;1&nbsp;set&nbsp;if&nbsp;
1073c0	74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 26 6e 62 73 70 3b 47 50 49 4f	the&nbsp;corresponding&nbsp;GPIO
1073e0	26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;is<br>&nbsp;&nbsp;&nbsp;&n
107400	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b	bsp;&nbsp;&nbsp;to&nbsp;be&nbsp;
107420	63 6c 65 61 72 65 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	cleared.<br></code><br><br>Retur
107440	6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 53 4f 4d 45 5f 50 45	ns.0.if.OK,.otherwise.PI_SOME_PE
107460	52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 73 74 61 74 75 73 20 6f 66 20 50 49 5f	RMITTED..<br><br>A.status.of.PI_
107480	53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69 63 61 74 65 73 20 74 68 61 74 20 74 68	SOME_PERMITTED.indicates.that.th
1074a0	65 20 75 73 65 72 20 69 73 20 6e 6f 74 0a 61 6c 6c 6f 77 65 64 20 74 6f 20 77 72 69 74 65 20 74	e.user.is.not.allowed.to.write.t
1074c0	6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 20 47 50 49 4f 2e 0a 3c 68 33 3e 3c	o.one.or.more.of.the.GPIO..<h3><
1074e0	61 20 6e 61 6d 65 3d 22 63 6c 65 61 72 5f 62 61 6e 6b 5f 32 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	a.name="clear_bank_2"></a><a.hre
107500	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
107520	63 6c 65 61 72 5f 62 61 6e 6b 5f 32 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e	clear_bank_2<small>(<a.href="#in
107540	74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c	t">int</a>.<a.href="#pi">pi</a>,
107560	20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32 5f 74 3c 2f 61	.<a.href="#uint32_t">uint32_t</a
107580	3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29 3c 2f 73 6d 61	>.<a.href="#bits">bits</a>)</sma
1075a0	6c 6c 3e 3c 2f 68 33 3e 0a 43 6c 65 61 72 73 20 47 50 49 4f 20 33 32 2d 35 33 20 69 66 20 74 68	ll></h3>.Clears.GPIO.32-53.if.th
1075c0	65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 28 30 2d 32 31 29 20 69 6e 20 62 69	e.corresponding.bit.(0-21).in.bi
1075e0	74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26	ts.is.set..<br><br><code>&nbsp;&
107600	6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62	nbsp;pi:&nbsp;&gt;=0&nbsp;(as&nb
107620	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	sp;returned&nbsp;by&nbsp;<a.href
107640	3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61	="#pigpio_start">pigpio_start</a
107660	3e 29 2e 3c 62 72 3e 62 69 74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73	>).<br>bits:&nbsp;a&nbsp;bit&nbs
107680	70 3b 6d 61 73 6b 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74	p;mask&nbsp;with&nbsp;1&nbsp;set
1076a0	26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e	&nbsp;if&nbsp;the&nbsp;correspon
1076c0	64 69 6e 67 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b	ding&nbsp;GPIO&nbsp;is<br>&nbsp;
1076e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 6f	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;to
107700	26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 63 6c 65 61 72 65 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65	&nbsp;be&nbsp;cleared.<br></code
107720	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77	><br><br>Returns.0.if.OK,.otherw
107740	69 73 65 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 41	ise.PI_SOME_PERMITTED..<br><br>A
107760	20 73 74 61 74 75 73 20 6f 66 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64	.status.of.PI_SOME_PERMITTED.ind
107780	69 63 61 74 65 73 20 74 68 61 74 20 74 68 65 20 75 73 65 72 20 69 73 20 6e 6f 74 0a 61 6c 6c 6f	icates.that.the.user.is.not.allo
1077a0	77 65 64 20 74 6f 20 77 72 69 74 65 20 74 6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74	wed.to.write.to.one.or.more.of.t
1077c0	68 65 20 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 62 61 6e 6b 5f 31	he.GPIO..<h3><a.name="set_bank_1
1077e0	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
107800	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 62 61 6e 6b 5f 31 3c 73 6d 61 6c 6c 3e 28 3c 61	/small></a>.set_bank_1<small>(<a
107820	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	.href="#int">int</a>.<a.href="#p
107840	69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75	i">pi</a>,.<a.href="#uint32_t">u
107860	69 6e 74 33 32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73	int32_t</a>.<a.href="#bits">bits
107880	3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 47 50 49 4f 20 30 2d 33	</a>)</small></h3>.Sets.GPIO.0-3
1078a0	31 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 69 6e 20 62 69	1.if.the.corresponding.bit.in.bi
1078c0	74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26	ts.is.set..<br><br><code>&nbsp;&
1078e0	6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62	nbsp;pi:&nbsp;&gt;=0&nbsp;(as&nb
107900	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	sp;returned&nbsp;by&nbsp;<a.href
107920	3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61	="#pigpio_start">pigpio_start</a
107940	3e 29 2e 3c 62 72 3e 62 69 74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74 26 6e 62 73	>).<br>bits:&nbsp;a&nbsp;bit&nbs
107960	70 3b 6d 61 73 6b 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 74	p;mask&nbsp;with&nbsp;1&nbsp;set
107980	26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65 73 70 6f 6e	&nbsp;if&nbsp;the&nbsp;correspon
1079a0	64 69 6e 67 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e 62 73 70 3b	ding&nbsp;GPIO&nbsp;is<br>&nbsp;
1079c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 74 6f	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;to
1079e0	26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 73 65 74 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	&nbsp;be&nbsp;set.<br></code><br
107a00	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
107a20	50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 73 74 61	PI_SOME_PERMITTED..<br><br>A.sta
107a40	74 75 73 20 6f 66 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64 69 63 61 74	tus.of.PI_SOME_PERMITTED.indicat
107a60	65 73 20 74 68 61 74 20 74 68 65 20 75 73 65 72 20 69 73 20 6e 6f 74 0a 61 6c 6c 6f 77 65 64 20	es.that.the.user.is.not.allowed.
107a80	74 6f 20 77 72 69 74 65 20 74 6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74 68 65 20 47	to.write.to.one.or.more.of.the.G
107aa0	50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 62 61 6e 6b 5f 32 22 3e 3c 2f	PIO..<h3><a.name="set_bank_2"></
107ac0	61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61	a><a.href="#int"><small>int</sma
107ae0	6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 62 61 6e 6b 5f 32 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	ll></a>.set_bank_2<small>(<a.hre
107b00	66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70	f="#int">int</a>.<a.href="#pi">p
107b20	69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33	i</a>,.<a.href="#uint32_t">uint3
107b40	32 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e	2_t</a>.<a.href="#bits">bits</a>
107b60	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 73 20 47 50 49 4f 20 33 32 2d 35 33 20 69	)</small></h3>.Sets.GPIO.32-53.i
107b80	66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 28 30 2d 32 31 29 20 69	f.the.corresponding.bit.(0-21).i
107ba0	6e 20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62	n.bits.is.set..<br><br><code>&nb
107bc0	73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61	sp;&nbsp;pi:&nbsp;&gt;=0&nbsp;(a
107be0	73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20	s&nbsp;returned&nbsp;by&nbsp;<a.
107c00	68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72	href="#pigpio_start">pigpio_star
107c20	74 3c 2f 61 3e 29 2e 3c 62 72 3e 62 69 74 73 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 62 69 74	t</a>).<br>bits:&nbsp;a&nbsp;bit
107c40	26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 31 26 6e 62 73 70	&nbsp;mask&nbsp;with&nbsp;1&nbsp
107c60	3b 73 65 74 26 6e 62 73 70 3b 69 66 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 6f 72 72 65	;set&nbsp;if&nbsp;the&nbsp;corre
107c80	73 70 6f 6e 64 69 6e 67 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 3c 62 72 3e 26 6e	sponding&nbsp;GPIO&nbsp;is<br>&n
107ca0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
107cc0	70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 73 65 74 2e 3c 62 72 3e 3c 2f 63 6f 64 65	p;to&nbsp;be&nbsp;set.<br></code
107ce0	3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77	><br><br>Returns.0.if.OK,.otherw
107d00	69 73 65 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 41	ise.PI_SOME_PERMITTED..<br><br>A
107d20	20 73 74 61 74 75 73 20 6f 66 20 50 49 5f 53 4f 4d 45 5f 50 45 52 4d 49 54 54 45 44 20 69 6e 64	.status.of.PI_SOME_PERMITTED.ind
107d40	69 63 61 74 65 73 20 74 68 61 74 20 74 68 65 20 75 73 65 72 20 69 73 20 6e 6f 74 0a 61 6c 6c 6f	icates.that.the.user.is.not.allo
107d60	77 65 64 20 74 6f 20 77 72 69 74 65 20 74 6f 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 6f 66 20 74	wed.to.write.to.one.or.more.of.t
107d80	68 65 20 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 61 72 64 77 61 72 65 5f 63	he.GPIO..<h3><a.name="hardware_c
107da0	6c 6f 63 6b 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	lock"></a><a.href="#int"><small>
107dc0	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 3c 73	int</small></a>.hardware_clock<s
107de0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20	mall>(<a.href="#int">int</a>.<a.
107e00	68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	href="#pi">pi</a>,.<a.href="#uns
107e20	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70	igned">unsigned</a>.<a.href="#gp
107e40	69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	io">gpio</a>,.<a.href="#unsigned
107e60	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63 6c 6b 66 72 65 71	">unsigned</a>.<a.href="#clkfreq
107e80	22 3e 63 6c 6b 66 72 65 71 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72	">clkfreq</a>)</small></h3>.Star
107ea0	74 73 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 6f 6e 20 61 20 47 50 49 4f 20 61 74	ts.a.hardware.clock.on.a.GPIO.at
107ec0	20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 66 72 65 71 75 65 6e 63 79 2e 0a 46 72 65 71 75 65	.the.specified.frequency..Freque
107ee0	6e 63 69 65 73 20 61 62 6f 76 65 20 33 30 4d 48 7a 20 61 72 65 20 75 6e 6c 69 6b 65 6c 79 20 74	ncies.above.30MHz.are.unlikely.t
107f00	6f 20 77 6f 72 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73	o.work..<br><br><code>&nbsp;&nbs
107f20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
107f40	70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65	pi:&nbsp;&gt;=0&nbsp;(as&nbsp;re
107f60	74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69	turned&nbsp;by&nbsp;<a.href="#pi
107f80	67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62	gpio_start">pigpio_start</a>).<b
107fa0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
107fc0	67 70 69 6f 3a 26 6e 62 73 70 3b 73 65 65 26 6e 62 73 70 3b 64 65 73 63 72 69 70 74 69 6f 6e 3c	gpio:&nbsp;see&nbsp;description<
107fe0	62 72 3e 66 72 65 71 75 65 6e 63 79 3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 28 6f 66 66 29 26	br>frequency:&nbsp;0&nbsp;(off)&
108000	00 00 01 08 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	....="#pi">pi</a>,.<a.href="#uns
108020	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73	igned">unsigned</a>.<a.href="#us
108040	65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	er_gpio">user_gpio</a>,.<a.href=
108060	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
108080	3d 22 23 74 69 6d 65 6f 75 74 22 3e 74 69 6d 65 6f 75 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	="#timeout">timeout</a>)</small>
1080a0	3c 2f 68 33 3e 0a 53 65 74 73 20 61 20 77 61 74 63 68 64 6f 67 20 66 6f 72 20 61 20 47 50 49 4f	</h3>.Sets.a.watchdog.for.a.GPIO
1080c0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	..<br><br><code>&nbsp;&nbsp;&nbs
1080e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62	p;&nbsp;&nbsp;&nbsp;&nbsp;pi:&nb
108100	73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64	sp;&gt;=0&nbsp;(as&nbsp;returned
108120	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73	&nbsp;by&nbsp;<a.href="#pigpio_s
108140	74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72	tart">pigpio_start</a>).<br>user
108160	5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	_gpio:&nbsp;0-31.<br>&nbsp;&nbsp
108180	3b 74 69 6d 65 6f 75 74 3a 26 6e 62 73 70 3b 30 2d 36 30 30 30 30 2e 3c 62 72 3e 3c 2f 63 6f 64	;timeout:&nbsp;0-60000.<br></cod
1081a0	65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72	e><br><br>Returns.0.if.OK,.other
1081c0	77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 0a 6f 72 20 50 49 5f 42 41 44 5f	wise.PI_BAD_USER_GPIO.or.PI_BAD_
1081e0	57 44 4f 47 5f 54 49 4d 45 4f 55 54 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 77 61 74 63 68 64	WDOG_TIMEOUT..<br><br>The.watchd
108200	6f 67 20 69 73 20 6e 6f 6d 69 6e 61 6c 6c 79 20 69 6e 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e	og.is.nominally.in.milliseconds.
108220	0a 3c 62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 6f 6e 65 20 77 61 74 63 68 64 6f 67 20 6d 61 79 20 62	.<br><br>Only.one.watchdog.may.b
108240	65 20 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 54	e.registered.per.GPIO..<br><br>T
108260	68 65 20 77 61 74 63 68 64 6f 67 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20	he.watchdog.may.be.cancelled.by.
108280	73 65 74 74 69 6e 67 20 74 69 6d 65 6f 75 74 20 74 6f 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e	setting.timeout.to.0..<br><br>On
1082a0	63 65 20 61 20 77 61 74 63 68 64 6f 67 20 68 61 73 20 62 65 65 6e 20 73 74 61 72 74 65 64 20 63	ce.a.watchdog.has.been.started.c
1082c0	61 6c 6c 62 61 63 6b 73 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 77 69 6c 6c 20 62 65 0a 74 72	allbacks.for.the.GPIO.will.be.tr
1082e0	69 67 67 65 72 65 64 20 65 76 65 72 79 20 74 69 6d 65 6f 75 74 20 69 6e 74 65 72 76 61 6c 20 61	iggered.every.timeout.interval.a
108300	66 74 65 72 20 74 68 65 20 6c 61 73 74 20 47 50 49 4f 20 61 63 74 69 76 69 74 79 2e 0a 3c 62 72	fter.the.last.GPIO.activity..<br
108320	3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 77 69 6c 6c 20 72 65 63 65 69 76 65 20 74	><br>The.callback.will.receive.t
108340	68 65 20 73 70 65 63 69 61 6c 20 6c 65 76 65 6c 20 50 49 5f 54 49 4d 45 4f 55 54 2e 0a 3c 68 33	he.special.level.PI_TIMEOUT..<h3
108360	3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 22 3e 3c 2f 61	><a.name="set_glitch_filter"></a
108380	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
1083a0	6c 3e 3c 2f 61 3e 20 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 3c 73 6d 61 6c 6c 3e 28	l></a>.set_glitch_filter<small>(
1083c0	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	<a.href="#int">int</a>.<a.href="
1083e0	23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22	#pi">pi</a>,.<a.href="#unsigned"
108400	3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69	>unsigned</a>.<a.href="#user_gpi
108420	6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	o">user_gpio</a>,.<a.href="#unsi
108440	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65	gned">unsigned</a>.<a.href="#ste
108460	61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65	ady">steady</a>)</small></h3>.Se
108480	74 73 20 61 20 67 6c 69 74 63 68 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 62	ts.a.glitch.filter.on.a.GPIO..<b
1084a0	72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 20	r><br>Level.changes.on.the.GPIO.
1084c0	61 72 65 20 6e 6f 74 20 72 65 70 6f 72 74 65 64 20 75 6e 6c 65 73 73 20 74 68 65 20 6c 65 76 65	are.not.reported.unless.the.leve
1084e0	6c 0a 68 61 73 20 62 65 65 6e 20 73 74 61 62 6c 65 20 66 6f 72 20 61 74 20 6c 65 61 73 74 20 3c	l.has.been.stable.for.at.least.<
108500	61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72	a.href="#steady">steady</a>.micr
108520	6f 73 65 63 6f 6e 64 73 2e 20 20 54 68 65 0a 6c 65 76 65 6c 20 69 73 20 74 68 65 6e 20 72 65 70	oseconds...The.level.is.then.rep
108540	6f 72 74 65 64 2e 20 20 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 66 20 6c 65 73 73 20 74 68	orted...Level.changes.of.less.th
108560	61 6e 0a 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20	an.<a.href="#steady">steady</a>.
108580	6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 72 65 20 69 67 6e 6f 72 65 64 2e 0a 3c 62 72 3e 3c 62	microseconds.are.ignored..<br><b
1085a0	72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r><code>&nbsp;&nbsp;&nbsp;&nbsp;
1085c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	&nbsp;&nbsp;&nbsp;pi:&nbsp;&gt;=
1085e0	30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0&nbsp;(as&nbsp;returned&nbsp;by
108600	26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69	&nbsp;<a.href="#pigpio_start">pi
108620	67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e	gpio_start</a>).<br>user_gpio:&n
108640	62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 74	bsp;0-31<br>&nbsp;&nbsp;&nbsp;st
108660	65 61 64 79 3a 26 6e 62 73 70 3b 30 2d 33 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	eady:&nbsp;0-300000<br></code><b
108680	72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65	r><br>Returns.0.if.OK,.otherwise
1086a0	20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 42 41 44 5f 46 49 4c	.PI_BAD_USER_GPIO,.or.PI_BAD_FIL
1086c0	54 45 52 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 69 6c 74 65 72 20 61 66 66 65 63 74 73	TER..<br><br>This.filter.affects
1086e0	20 74 68 65 20 47 50 49 4f 20 73 61 6d 70 6c 65 73 20 72 65 74 75 72 6e 65 64 20 74 6f 20 63 61	.the.GPIO.samples.returned.to.ca
108700	6c 6c 62 61 63 6b 73 20 73 65 74 20 75 70 0a 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 63 61	llbacks.set.up.with.<a.href="#ca
108720	6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	llback">callback</a>,.<a.href="#
108740	63 61 6c 6c 62 61 63 6b 5f 65 78 22 3e 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 20 61 6e 64	callback_ex">callback_ex</a>.and
108760	20 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 22 3e 77 61 69 74 5f 66	.<a.href="#wait_for_edge">wait_f
108780	6f 72 5f 65 64 67 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64 6f 65 73 20 6e 6f 74	or_edge</a>..<br><br>It.does.not
1087a0	20 61 66 66 65 63 74 20 6c 65 76 65 6c 73 20 72 65 61 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22	.affect.levels.read.by.<a.href="
1087c0	23 67 70 69 6f 5f 72 65 61 64 22 3e 67 70 69 6f 5f 72 65 61 64 3c 2f 61 3e 2c 0a 3c 61 20 68 72	#gpio_read">gpio_read</a>,.<a.hr
1087e0	65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 31 3c 2f 61	ef="#read_bank_1">read_bank_1</a
108800	3e 2c 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 32 22 3e 72 65 61	>,.or.<a.href="#read_bank_2">rea
108820	64 5f 62 61 6e 6b 5f 32 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 28 73 74 61 62	d_bank_2</a>..<br><br>Each.(stab
108840	6c 65 29 20 65 64 67 65 20 77 69 6c 6c 20 62 65 20 74 69 6d 65 73 74 61 6d 70 65 64 20 3c 61 20	le).edge.will.be.timestamped.<a.
108860	68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73	href="#steady">steady</a>.micros
108880	65 63 6f 6e 64 73 0a 61 66 74 65 72 20 69 74 20 77 61 73 20 66 69 72 73 74 20 64 65 74 65 63 74	econds.after.it.was.first.detect
1088a0	65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65	ed..<h3><a.name="set_noise_filte
1088c0	72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	r"></a><a.href="#int"><small>int
1088e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 3c 73 6d	</small></a>.set_noise_filter<sm
108900	61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68	all>(<a.href="#int">int</a>.<a.h
108920	72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69	ref="#pi">pi</a>,.<a.href="#unsi
108940	67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65	gned">unsigned</a>.<a.href="#use
108960	72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22	r_gpio">user_gpio</a>,.<a.href="
108980	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
1089a0	22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	"#steady">steady</a>,.<a.href="#
1089c0	75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	unsigned">unsigned</a>.<a.href="
1089e0	23 61 63 74 69 76 65 22 3e 61 63 74 69 76 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33	#active">active</a>)</small></h3
108a00	3e 0a 53 65 74 73 20 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 2e	>.Sets.a.noise.filter.on.a.GPIO.
108a20	0a 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20 47 50	.<br><br>Level.changes.on.the.GP
108a40	49 4f 20 61 72 65 20 69 67 6e 6f 72 65 64 20 75 6e 74 69 6c 20 61 20 6c 65 76 65 6c 20 77 68 69	IO.are.ignored.until.a.level.whi
108a60	63 68 20 68 61 73 0a 62 65 65 6e 20 73 74 61 62 6c 65 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22	ch.has.been.stable.for.<a.href="
108a80	23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73	#steady">steady</a>.microseconds
108aa0	20 69 73 20 64 65 74 65 63 74 65 64 2e 20 20 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 0a 6f 6e 20	.is.detected...Level.changes.on.
108ac0	74 68 65 20 47 50 49 4f 20 61 72 65 20 74 68 65 6e 20 72 65 70 6f 72 74 65 64 20 66 6f 72 20 3c	the.GPIO.are.then.reported.for.<
108ae0	61 20 68 72 65 66 3d 22 23 61 63 74 69 76 65 22 3e 61 63 74 69 76 65 3c 2f 61 3e 20 6d 69 63 72	a.href="#active">active</a>.micr
108b00	6f 73 65 63 6f 6e 64 73 20 61 66 74 65 72 0a 77 68 69 63 68 20 74 68 65 20 70 72 6f 63 65 73 73	oseconds.after.which.the.process
108b20	20 72 65 70 65 61 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e	.repeats..<br><br><code>&nbsp;&n
108b40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
108b60	70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b	p;pi:&nbsp;&gt;=0&nbsp;(as&nbsp;
108b80	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23	returned&nbsp;by&nbsp;<a.href="#
108ba0	70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e	pigpio_start">pigpio_start</a>).
108bc0	3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73	<br>user_gpio:&nbsp;0-31<br>&nbs
108be0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 74 65 61 64 79 3a 26 6e 62 73 70 3b 30 2d 33 30 30	p;&nbsp;&nbsp;steady:&nbsp;0-300
108c00	30 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 63 74 69 76 65 3a	000<br>&nbsp;&nbsp;&nbsp;active:
108c20	26 6e 62 73 70 3b 30 2d 31 30 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	&nbsp;0-1000000<br></code><br><b
108c40	72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f	r>Returns.0.if.OK,.otherwise.PI_
108c60	42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 6f 72 20 50 49 5f 42 41 44 5f 46 49 4c 54 45 52 2e	BAD_USER_GPIO,.or.PI_BAD_FILTER.
108c80	0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 69 6c 74 65 72 20 61 66 66 65 63 74 73 20 74 68 65	.<br><br>This.filter.affects.the
108ca0	20 47 50 49 4f 20 73 61 6d 70 6c 65 73 20 72 65 74 75 72 6e 65 64 20 74 6f 20 63 61 6c 6c 62 61	.GPIO.samples.returned.to.callba
108cc0	63 6b 73 20 73 65 74 20 75 70 0a 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61	cks.set.up.with.<a.href="#callba
108ce0	63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c	ck">callback</a>,.<a.href="#call
108d00	62 61 63 6b 5f 65 78 22 3e 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 20 61 6e 64 20 3c 61 20	back_ex">callback_ex</a>.and.<a.
108d20	68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 22 3e 77 61 69 74 5f 66 6f 72 5f 65	href="#wait_for_edge">wait_for_e
108d40	64 67 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 64 6f 65 73 20 6e 6f 74 20 61 66 66	dge</a>..<br><br>It.does.not.aff
108d60	65 63 74 20 6c 65 76 65 6c 73 20 72 65 61 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69	ect.levels.read.by.<a.href="#gpi
108d80	6f 5f 72 65 61 64 22 3e 67 70 69 6f 5f 72 65 61 64 3c 2f 61 3e 2c 0a 3c 61 20 68 72 65 66 3d 22	o_read">gpio_read</a>,.<a.href="
108da0	23 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 31 3c 2f 61 3e 2c 20 6f	#read_bank_1">read_bank_1</a>,.o
108dc0	72 20 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 32 22 3e 72 65 61 64 5f 62 61	r.<a.href="#read_bank_2">read_ba
108de0	6e 6b 5f 32 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20	nk_2</a>..<br><br>Level.changes.
108e00	62 65 66 6f 72 65 20 61 6e 64 20 61 66 74 65 72 20 74 68 65 20 61 63 74 69 76 65 20 70 65 72 69	before.and.after.the.active.peri
108e20	6f 64 20 6d 61 79 0a 62 65 20 72 65 70 6f 72 74 65 64 2e 20 20 59 6f 75 72 20 73 6f 66 74 77 61	od.may.be.reported...Your.softwa
108e40	72 65 20 6d 75 73 74 20 62 65 20 64 65 73 69 67 6e 65 64 20 74 6f 20 63 6f 70 65 20 77 69 74 68	re.must.be.designed.to.cope.with
108e60	0a 73 75 63 68 20 72 65 70 6f 72 74 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 65 61 64	.such.reports..<h3><a.name="read
108e80	5f 62 61 6e 6b 5f 31 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22	_bank_1"></a><a.href="#uint32_t"
108ea0	3e 3c 73 6d 61 6c 6c 3e 75 69 6e 74 33 32 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 72 65 61	><small>uint32_t</small></a>.rea
108ec0	64 5f 62 61 6e 6b 5f 31 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69	d_bank_1<small>(<a.href="#int">i
108ee0	6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d	nt</a>.<a.href="#pi">pi</a>)</sm
108f00	61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 61 64 20 74 68 65 20 6c 65 76 65 6c 73 20 6f 66 20 74 68 65	all></h3>.Read.the.levels.of.the
108f20	20 62 61 6e 6b 20 31 20 47 50 49 4f 20 28 47 50 49 4f 20 30 2d 33 31 29 2e 0a 3c 62 72 3e 3c 62	.bank.1.GPIO.(GPIO.0-31)..<br><b
108f40	72 3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73	r><code>pi:&nbsp;&gt;=0&nbsp;(as
108f60	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68	&nbsp;returned&nbsp;by&nbsp;<a.h
108f80	72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74	ref="#pigpio_start">pigpio_start
108fa0	3c 2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74	</a>).<br></code><br><br>The.ret
108fc0	75 72 6e 65 64 20 33 32 20 62 69 74 20 69 6e 74 65 67 65 72 20 68 61 73 20 61 20 62 69 74 20 73	urned.32.bit.integer.has.a.bit.s
108fe0	65 74 20 69 66 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 0a 47 50 49 4f 20 69 73 20	et.if.the.corresponding.GPIO.is.
109000	00 00 00 f7 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f	....="#u">u</a>.<a.href="#v">v</
109020	61 3e 20 2d 20 53 65 74 20 47 50 49 4f 20 77 61 74 63 68 64 6f 67 3c 2f 68 33 3e 54 68 69 73 20	a>.-.Set.GPIO.watchdog</h3>This.
109040	63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 61 20 77 61 74 63 68 64 6f 67 20 6f 66 20 3c 61 20 68 72	command.sets.a.watchdog.of.<a.hr
109060	65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 20 6f 6e 20 47 50	ef="#v">v</a>.milliseconds.on.GP
109080	49 4f 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55	IO.<a.href="#u">u</a>..<br><br>U
1090a0	70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e	pon.success.nothing.is.returned.
1090c0	20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64	..On.error.a.negative.status.cod
1090e0	65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	e.will.be.returned..<br><br>The.
109100	77 61 74 63 68 64 6f 67 20 69 73 20 6e 6f 6d 69 6e 61 6c 6c 79 20 69 6e 20 6d 69 6c 6c 69 73 65	watchdog.is.nominally.in.millise
109120	63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 65 20 77 61 74 63 68 64 6f 67 20 6d 61 79 20	conds..<br><br>One.watchdog.may.
109140	62 65 20 72 65 67 69 73 74 65 72 65 64 20 70 65 72 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e	be.registered.per.GPIO..<br><br>
109160	54 68 65 20 77 61 74 63 68 64 6f 67 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79	The.watchdog.may.be.cancelled.by
109180	20 73 65 74 74 69 6e 67 20 74 69 6d 65 6f 75 74 20 74 6f 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 4f	.setting.timeout.to.0..<br><br>O
1091a0	6e 63 65 20 61 20 77 61 74 63 68 64 6f 67 20 68 61 73 20 62 65 65 6e 20 73 74 61 72 74 65 64 20	nce.a.watchdog.has.been.started.
1091c0	6d 6f 6e 69 74 6f 72 73 20 6f 66 20 74 68 65 20 47 50 49 4f 0a 77 69 6c 6c 20 62 65 20 74 72 69	monitors.of.the.GPIO.will.be.tri
1091e0	67 67 65 72 65 64 20 65 76 65 72 79 20 74 69 6d 65 6f 75 74 20 69 6e 74 65 72 76 61 6c 20 61 66	ggered.every.timeout.interval.af
109200	74 65 72 20 74 68 65 20 6c 61 73 74 0a 47 50 49 4f 20 61 63 74 69 76 69 74 79 2e 20 20 54 68 65	ter.the.last.GPIO.activity...The
109220	20 77 61 74 63 68 64 6f 67 20 65 78 70 69 72 79 20 77 69 6c 6c 20 62 65 20 69 6e 64 69 63 61 74	.watchdog.expiry.will.be.indicat
109240	65 64 20 62 79 0a 61 20 73 70 65 63 69 61 6c 20 54 49 4d 45 4f 55 54 20 76 61 6c 75 65 2e 0a 3c	ed.by.a.special.TIMEOUT.value..<
109260	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e	br><br><b><small>Example</small>
109280	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	</b><br><br><code>$&nbsp;pigs&nb
1092a0	73 70 3b 77 64 6f 67 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 39 30 30 30 30 3c 62 72 3e 2d 31	sp;wdog&nbsp;23&nbsp;90000<br>-1
1092c0	35 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 74 69 6d 65 6f 75 74 26 6e 62 73 70 3b 6e 6f	5<br>ERROR:&nbsp;timeout&nbsp;no
1092e0	74 26 6e 62 73 70 3b 30 2d 36 30 30 30 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67	t&nbsp;0-60000<br><br>$&nbsp;pig
109300	73 26 6e 62 73 70 3b 77 64 6f 67 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 39 30 30 30 3c 62 72	s&nbsp;wdog&nbsp;23&nbsp;9000<br
109320	3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 65 78 61 6d 70 6c 65 20 63 61 75	></code><br><br>This.example.cau
109340	73 65 73 20 61 20 72 65 70 6f 72 74 20 74 6f 20 62 65 20 77 72 69 74 74 65 6e 20 74 6f 20 61 6e	ses.a.report.to.be.written.to.an
109360	79 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 70 69 70 65 73 0a 6c 69 73 74 65 6e 69 6e 67 20 6f	y.notification.pipes.listening.o
109380	6e 20 47 50 49 4f 20 32 33 20 77 68 65 6e 65 76 65 72 20 47 50 49 4f 20 32 33 20 63 68 61 6e 67	n.GPIO.23.whenever.GPIO.23.chang
1093a0	65 73 20 73 74 61 74 65 20 6f 72 20 61 70 70 72 6f 78 69 6d 61 74 65 6c 79 0a 65 76 65 72 79 20	es.state.or.approximately.every.
1093c0	39 30 30 30 20 6d 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 56 41 47 22 3e 57 56 41 47	9000.ms..<h3><a.name="WVAG">WVAG
1093e0	3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 74 72 69 70 73 22 3e 74 72 69 70 73 3c 2f 61 3e	</a>..<a.href="#trips">trips</a>
109400	20 2d 20 41 64 64 20 67 65 6e 65 72 69 63 20 70 75 6c 73 65 73 20 74 6f 20 77 61 76 65 66 6f 72	.-.Add.generic.pulses.to.wavefor
109420	6d 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 61 64 64 73 20 31 20 6f 6e 65 20 6f 72	m</h3>This.command.adds.1.one.or
109440	20 6d 6f 72 65 20 74 72 69 70 6c 65 74 73 20 3c 61 20 68 72 65 66 3d 22 23 74 72 69 70 73 22 3e	.more.triplets.<a.href="#trips">
109460	74 72 69 70 73 3c 2f 61 3e 20 6f 66 20 47 50 49 4f 20 6f 6e 2c 20 47 50 49 4f 20 6f 66 66 2c 0a	trips</a>.of.GPIO.on,.GPIO.off,.
109480	64 65 6c 61 79 20 74 6f 20 74 68 65 20 65 78 69 73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 20 28	delay.to.the.existing.waveform.(
1094a0	69 66 20 61 6e 79 29 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74 68	if.any)..<br><br>Upon.success.th
1094c0	65 20 74 6f 74 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 69 6e 20 74 68 65 20	e.total.number.of.pulses.in.the.
1094e0	77 61 76 65 66 6f 72 6d 20 73 6f 20 66 61 72 20 69 73 0a 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e	waveform.so.far.is.returned...On
109500	20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69	.error.a.negative.status.code.wi
109520	6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 74 72 69 70	ll.be.returned..<br><br>The.trip
109540	6c 65 74 73 20 77 69 6c 6c 20 62 65 20 61 64 64 65 64 20 61 74 20 74 68 65 20 73 74 61 72 74 20	lets.will.be.added.at.the.start.
109560	6f 66 20 74 68 65 20 65 78 69 73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 2e 20 20 49 66 0a 74 68	of.the.existing.waveform...If.th
109580	65 79 20 61 72 65 20 74 6f 20 73 74 61 72 74 20 6f 66 66 73 65 74 20 66 72 6f 6d 20 74 68 65 20	ey.are.to.start.offset.from.the.
1095a0	73 74 61 72 74 20 74 68 65 6e 20 74 68 65 20 66 69 72 73 74 20 74 72 69 70 6c 65 74 20 73 68 6f	start.then.the.first.triplet.sho
1095c0	75 6c 64 0a 63 6f 6e 73 69 73 74 20 73 6f 6c 65 6c 79 20 6f 66 20 61 20 64 65 6c 61 79 20 69 2e	uld.consist.solely.of.a.delay.i.
1095e0	65 2e 20 30 20 30 20 6f 66 66 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	e..0.0.offset..<br><br><b><small
109600	3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	>Example</small></b><br><br><cod
109620	65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 61 67 26 6e 62 73 70 3b 30 78 31	e>$&nbsp;pigs&nbsp;wvag&nbsp;0x1
109640	30 26 6e 62 73 70 3b 30 78 38 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 30 78 38 30 26	0&nbsp;0x80&nbsp;1000&nbsp;0x80&
109660	6e 62 73 70 3b 30 78 31 30 26 6e 62 73 70 3b 39 30 30 30 3c 62 72 3e 32 3c 62 72 3e 3c 62 72 3e	nbsp;0x10&nbsp;9000<br>2<br><br>
109680	24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 61 67 26 6e 62 73 70 3b 30 26 6e 62 73	$&nbsp;pigs&nbsp;wvag&nbsp;0&nbs
1096a0	70 3b 30 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 30 78 31 30 26 6e 62 73 70 3b 30 78	p;0&nbsp;10000&nbsp;0x10&nbsp;0x
1096c0	38 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 30 78 38 30 26 6e 62 73 70 3b 30 78 31 30	80&nbsp;1000&nbsp;0x80&nbsp;0x10
1096e0	26 6e 62 73 70 3b 39 30 30 30 3c 62 72 3e 34 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	&nbsp;9000<br>4<br></code><h3><a
109700	20 6e 61 6d 65 3d 22 57 56 41 53 22 3e 57 56 41 53 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22	.name="WVAS">WVAS</a>..<a.href="
109720	23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 3c 61 20	#u">u</a>.<a.href="#b">b</a>.<a.
109740	68 72 65 66 3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 62 22 3e	href="#db">db</a>.<a.href="#sb">
109760	73 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6f 22 3e 6f 3c 2f 61 3e 20 3c 61 20 68 72 65	sb</a>.<a.href="#o">o</a>.<a.hre
109780	66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 41 64 64 20 73 65 72 69 61 6c 20 64 61	f="#bvs">bvs</a>.-.Add.serial.da
1097a0	74 61 20 74 6f 20 77 61 76 65 66 6f 72 6d 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20	ta.to.waveform</h3>This.command.
1097c0	61 64 64 73 20 61 20 77 61 76 65 66 6f 72 6d 20 72 65 70 72 65 73 65 6e 74 69 6e 67 20 73 65 72	adds.a.waveform.representing.ser
1097e0	69 61 6c 20 64 61 74 61 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20	ial.data.<a.href="#bvs">bvs</a>.
109800	74 6f 0a 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 61 74 20 3c 61	to.GPIO.<a.href="#u">u</a>.at.<a
109820	20 68 72 65 66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 62 61 75 64 20 74 6f 20 74 68 65 20 65 78 69	.href="#b">b</a>.baud.to.the.exi
109840	73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 20 28 69 66 20 61 6e 79 29 2e 0a 54 68 65 20 73 65 72	sting.waveform.(if.any)..The.ser
109860	69 61 6c 20 64 61 74 61 20 73 74 61 72 74 73 20 3c 61 20 68 72 65 66 3d 22 23 6f 22 3e 6f 3c 2f	ial.data.starts.<a.href="#o">o</
109880	61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 66 72 6f 6d 20 74 68 65 20 73 74 61 72 74 20 6f	a>.microseconds.from.the.start.o
1098a0	66 20 74 68 65 0a 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63	f.the.waveform..<br><br>Upon.suc
1098c0	63 65 73 73 20 74 68 65 20 74 6f 74 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20	cess.the.total.number.of.pulses.
1098e0	69 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 73 6f 20 66 61 72 20 69 73 0a 72 65 74 75 72 6e	in.the.waveform.so.far.is.return
109900	65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20	ed...On.error.a.negative.status.
109920	63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54	code.will.be.returned..<br><br>T
109940	68 65 20 73 65 72 69 61 6c 20 64 61 74 61 20 69 73 20 66 6f 72 6d 61 74 74 65 64 20 61 73 20 6f	he.serial.data.is.formatted.as.o
109960	6e 65 20 73 74 61 72 74 20 62 69 74 2c 20 3c 61 20 68 72 65 66 3d 22 23 64 62 22 3e 64 62 3c 2f	ne.start.bit,.<a.href="#db">db</
109980	61 3e 20 64 61 74 61 20 62 69 74 73 2c 20 61 6e 64 0a 3c 61 20 68 72 65 66 3d 22 23 73 62 22 3e	a>.data.bits,.and.<a.href="#sb">
1099a0	73 62 3c 2f 61 3e 2f 32 20 73 74 6f 70 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	sb</a>/2.stop.bits..<br><br>The.
1099c0	62 61 75 64 20 72 61 74 65 20 6d 61 79 20 62 65 20 62 65 74 77 65 65 6e 20 35 30 20 61 6e 64 20	baud.rate.may.be.between.50.and.
1099e0	31 30 30 30 30 30 30 20 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 0a 3c 62 72 3e 3c 62 72	1000000.bits.per.second..<br><br
109a00	3e 49 74 20 69 73 20 6c 65 67 61 6c 20 74 6f 20 61 64 64 20 73 65 72 69 61 6c 20 64 61 74 61 20	>It.is.legal.to.add.serial.data.
109a20	73 74 72 65 61 6d 73 20 77 69 74 68 20 64 69 66 66 65 72 65 6e 74 20 62 61 75 64 20 72 61 74 65	streams.with.different.baud.rate
109a40	73 20 74 6f 0a 74 68 65 20 73 61 6d 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e	s.to.the.same.waveform..<br><br>
109a60	54 68 65 20 62 79 74 65 73 20 72 65 71 75 69 72 65 64 20 66 6f 72 20 65 61 63 68 20 63 68 61 72	The.bytes.required.for.each.char
109a80	61 63 74 65 72 20 64 65 70 65 6e 64 20 75 70 6f 6e 20 3c 61 20 68 72 65 66 3d 22 23 64 62 22 3e	acter.depend.upon.<a.href="#db">
109aa0	64 62 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 62	db</a>..<br><br>For.<a.href="#db
109ac0	22 3e 64 62 3c 2f 61 3e 20 31 2d 38 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 6f 6e 65 20 62	">db</a>.1-8.there.will.be.one.b
109ae0	79 74 65 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20 3c 61 20 68 72	yte.per.character.<br>.For.<a.hr
109b00	65 66 3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 20 39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20	ef="#db">db</a>.9-16.there.will.
109b20	62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a	be.two.bytes.per.character.<br>.
109b40	46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 20 31 37 2d 33 32 20 74	For.<a.href="#db">db</a>.17-32.t
109b60	68 65 72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72	here.will.be.four.bytes.per.char
109b80	61 63 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65	acter..<br><br><b><small>Example
109ba0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70	</small></b><br><br><code>$&nbsp
109bc0	3b 70 69 67 73 26 6e 62 73 70 3b 77 76 61 73 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 39 36 30 30	;pigs&nbsp;wvas&nbsp;4&nbsp;9600
109be0	26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 78 33 30 26	&nbsp;8&nbsp;2&nbsp;0&nbsp;0x30&
109c00	6e 62 73 70 3b 30 78 33 31 26 6e 62 73 70 3b 30 78 33 32 26 6e 62 73 70 3b 30 78 33 33 3c 62 72	nbsp;0x31&nbsp;0x32&nbsp;0x33<br
109c20	3e 32 33 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 76 61 73	>23<br><br>$&nbsp;pigs&nbsp;wvas
109c40	26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 33 38 34 30 30 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 32	&nbsp;7&nbsp;38400&nbsp;8&nbsp;2
109c60	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 78 34 31 26 6e 62 73 70 3b 30 78 34 32 3c 62 72 3e 33	&nbsp;0&nbsp;0x41&nbsp;0x42<br>3
109c80	35 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 56 54 41 54 22 3e	5<br></code><h3><a.name="WVTAT">
109ca0	57 56 54 41 54 3c 2f 61 3e 0a 20 2d 20 52 65 74 75 72 6e 73 20 74 68 65 20 63 75 72 72 65 6e 74	WVTAT</a>..-.Returns.the.current
109cc0	20 74 72 61 6e 73 6d 69 74 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 3c 2f 68 33 3e 54 68 69 73 20	.transmitting.waveform</h3>This.
109ce0	63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 69 64 20 6f 66 20 74 68 65 20 77 61	command.returns.the.id.of.the.wa
109d00	76 65 66 6f 72 6d 20 63 75 72 72 65 6e 74 6c 79 0a 62 65 69 6e 67 20 74 72 61 6e 73 6d 69 74 74	veform.currently.being.transmitt
109d20	65 64 2e 20 20 43 68 61 69 6e 65 64 20 77 61 76 65 73 20 61 72 65 20 6e 6f 74 20 73 75 70 70 6f	ed...Chained.waves.are.not.suppo
109d40	72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 77 61 76 65 66 6f	rted..<br><br>Returns.the.wavefo
109d60	72 6d 20 69 64 20 6f 72 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 73 70	rm.id.or.one.of.the.following.sp
109d80	65 63 69 61 6c 0a 76 61 6c 75 65 73 3a 0a 3c 62 72 3e 3c 62 72 3e 39 39 39 38 20 2d 20 74 72 61	ecial.values:.<br><br>9998.-.tra
109da0	6e 73 6d 69 74 74 65 64 20 77 61 76 65 20 6e 6f 74 20 66 6f 75 6e 64 3c 62 72 3e 0a 39 39 39 39	nsmitted.wave.not.found<br>.9999
109dc0	20 2d 20 6e 6f 20 77 61 76 65 20 62 65 69 6e 67 20 74 72 61 6e 73 6d 69 74 74 65 64 0a 3c 62 72	.-.no.wave.being.transmitted.<br
109de0	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
109e00	62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70	b><br><br><code>$&nbsp;pigs&nbsp
109e20	3b 77 76 74 61 74 3c 62 72 3e 39 39 39 39 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	;wvtat<br>9999<br></code><h3><a.
109e40	6e 61 6d 65 3d 22 57 56 42 53 59 22 3e 57 56 42 53 59 3c 2f 61 3e 0a 20 2d 20 43 68 65 63 6b 20	name="WVBSY">WVBSY</a>..-.Check.
109e60	69 66 20 77 61 76 65 66 6f 72 6d 20 69 73 20 62 65 69 6e 67 20 74 72 61 6e 73 6d 69 74 74 65 64	if.waveform.is.being.transmitted
109e80	3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 63 68 65 63 6b 73 20 74 6f 20 73 65 65 20	</h3>This.command.checks.to.see.
109ea0	69 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 62 65 69 6e 67	if.a.waveform.is.currently.being
109ec0	20 74 72 61 6e 73 6d 69 74 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 31 20	.transmitted..<br><br>Returns.1.
109ee0	69 66 20 61 20 77 61 76 65 66 6f 72 6d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 62 65 69 6e 67	if.a.waveform.is.currently.being
109f00	20 74 72 61 6e 73 6d 69 74 74 65 64 2c 20 6f 74 68 65 72 77 69 73 65 20 30 2e 0a 3c 62 72 3e 3c	.transmitted,.otherwise.0..<br><
109f20	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
109f40	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77	<br><br><code>$&nbsp;pigs&nbsp;w
109f60	76 62 73 79 3c 62 72 3e 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	vbsy<br>0<br></code><h3><a.name=
109f80	22 57 56 43 48 41 22 3e 57 56 43 48 41 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73	"WVCHA">WVCHA</a>..<a.href="#bvs
109fa0	22 3e 62 76 73 3c 2f 61 3e 20 2d 20 54 72 61 6e 73 6d 69 74 73 20 61 20 63 68 61 69 6e 20 6f 66	">bvs</a>.-.Transmits.a.chain.of
109fc0	20 77 61 76 65 66 6f 72 6d 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 74 72 61 6e	.waveforms</h3>This.command.tran
109fe0	73 6d 69 74 73 20 61 20 63 68 61 69 6e 20 6f 66 20 77 61 76 65 66 6f 72 6d 73 2e 0a 3c 62 72 3e	smits.a.chain.of.waveforms..<br>
10a000	00 00 01 09 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 61 20 66 72 65	....</a>)</small></h3>.Get.a.fre
10a020	65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	e.notification.handle..<br><br><
10a040	63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62	code>pi:&nbsp;&gt;=0&nbsp;(as&nb
10a060	73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66	sp;returned&nbsp;by&nbsp;<a.href
10a080	3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61	="#pigpio_start">pigpio_start</a
10a0a0	3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20	>).<br></code><br><br>Returns.a.
10a0c0	68 61 6e 64 6c 65 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20	handle.greater.than.or.equal.to.
10a0e0	7a 65 72 6f 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 4e 4f 5f 48 41 4e 44	zero.if.OK,.otherwise.PI_NO_HAND
10a100	4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 69 73 20 61 20	LE..<br><br>A.notification.is.a.
10a120	6d 65 74 68 6f 64 20 66 6f 72 20 62 65 69 6e 67 20 6e 6f 74 69 66 69 65 64 20 6f 66 20 47 50 49	method.for.being.notified.of.GPI
10a140	4f 20 73 74 61 74 65 0a 63 68 61 6e 67 65 73 20 76 69 61 20 61 20 70 69 70 65 2e 0a 3c 62 72 3e	O.state.changes.via.a.pipe..<br>
10a160	3c 62 72 3e 50 69 70 65 73 20 61 72 65 20 6f 6e 6c 79 20 61 63 63 65 73 73 69 62 6c 65 20 66 72	<br>Pipes.are.only.accessible.fr
10a180	6f 6d 20 74 68 65 20 6c 6f 63 61 6c 20 6d 61 63 68 69 6e 65 20 73 6f 20 74 68 69 73 20 66 75 6e	om.the.local.machine.so.this.fun
10a1a0	63 74 69 6f 6e 0a 73 65 72 76 65 73 20 6e 6f 20 70 75 72 70 6f 73 65 20 69 66 20 79 6f 75 20 61	ction.serves.no.purpose.if.you.a
10a1c0	72 65 20 75 73 69 6e 67 20 74 68 65 20 6c 69 62 72 61 72 79 20 66 72 6f 6d 20 61 20 72 65 6d 6f	re.using.the.library.from.a.remo
10a1e0	74 65 20 6d 61 63 68 69 6e 65 2e 0a 54 68 65 20 69 6e 2d 62 75 69 6c 74 20 28 73 6f 63 6b 65 74	te.machine..The.in-built.(socket
10a200	29 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 70 72 6f 76 69 64 65 64 20 62 79 20 3c 61 20 68	).notifications.provided.by.<a.h
10a220	72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 0a 73 68 6f	ref="#callback">callback</a>.sho
10a240	75 6c 64 20 62 65 20 75 73 65 64 20 69 6e 73 74 65 61 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74	uld.be.used.instead..<br><br>Not
10a260	69 66 69 63 61 74 69 6f 6e 73 20 66 6f 72 20 68 61 6e 64 6c 65 20 78 20 77 69 6c 6c 20 62 65 20	ifications.for.handle.x.will.be.
10a280	61 76 61 69 6c 61 62 6c 65 20 61 74 20 74 68 65 20 70 69 70 65 0a 6e 61 6d 65 64 20 2f 64 65 76	available.at.the.pipe.named./dev
10a2a0	2f 70 69 67 70 69 6f 78 20 28 77 68 65 72 65 20 78 20 69 73 20 74 68 65 20 68 61 6e 64 6c 65 20	/pigpiox.(where.x.is.the.handle.
10a2c0	6e 75 6d 62 65 72 29 2e 0a 45 2e 67 2e 20 69 66 20 74 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65	number)..E.g..if.the.function.re
10a2e0	74 75 72 6e 73 20 31 35 20 74 68 65 6e 20 74 68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20	turns.15.then.the.notifications.
10a300	6d 75 73 74 20 62 65 0a 72 65 61 64 20 66 72 6f 6d 20 2f 64 65 76 2f 70 69 67 70 69 6f 31 35 2e	must.be.read.from./dev/pigpio15.
10a320	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 62 65 67 69 6e 22 3e 3c 2f 61 3e	.<h3><a.name="notify_begin"></a>
10a340	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
10a360	3e 3c 2f 61 3e 20 6e 6f 74 69 66 79 5f 62 65 67 69 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65	></a>.notify_begin<small>(<a.hre
10a380	66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70	f="#int">int</a>.<a.href="#pi">p
10a3a0	69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67	i</a>,.<a.href="#unsigned">unsig
10a3c0	6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65	ned</a>.<a.href="#handle">handle
10a3e0	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e 74 33 32	</a>,.<a.href="#uint32_t">uint32
10a400	5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 29	_t</a>.<a.href="#bits">bits</a>)
10a420	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e	</small></h3>.Start.notification
10a440	73 20 6f 6e 20 61 20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64 20 68 61 6e 64 6c 65 2e	s.on.a.previously.opened.handle.
10a460	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	.<br><br><code>&nbsp;&nbsp;&nbsp
10a480	3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26	;&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&
10a4a0	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;returned&nbsp;by&nbsp;<a.hr
10a4c0	65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c	ef="#pigpio_start">pigpio_start<
10a4e0	2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 30 2d 33 31 26 6e 62 73 70 3b	/a>).<br>handle:&nbsp;0-31&nbsp;
10a500	28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c	(as&nbsp;returned&nbsp;by&nbsp;<
10a520	61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65	a.href="#notify_open">notify_ope
10a540	6e 3c 2f 61 3e 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 69 74 73 3a 26 6e 62 73 70	n</a>)<br>&nbsp;&nbsp;bits:&nbsp
10a560	3b 61 26 6e 62 73 70 3b 6d 61 73 6b 26 6e 62 73 70 3b 69 6e 64 69 63 61 74 69 6e 67 26 6e 62 73	;a&nbsp;mask&nbsp;indicating&nbs
10a580	70 3b 74 68 65 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26	p;the&nbsp;GPIO&nbsp;to&nbsp;be&
10a5a0	6e 62 73 70 3b 6e 6f 74 69 66 69 65 64 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	nbsp;notified.<br></code><br><br
10a5c0	3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42	>Returns.0.if.OK,.otherwise.PI_B
10a5e0	41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 6f 74 69 66 69 63 61 74	AD_HANDLE..<br><br>The.notificat
10a600	69 6f 6e 20 73 65 6e 64 73 20 73 74 61 74 65 20 63 68 61 6e 67 65 73 20 66 6f 72 20 65 61 63 68	ion.sends.state.changes.for.each
10a620	20 47 50 49 4f 20 77 68 6f 73 65 0a 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 62 69 74 20 69 6e	.GPIO.whose.corresponding.bit.in
10a640	20 62 69 74 73 20 69 73 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 6e 6f 74 69 66	.bits.is.set..<br><br>Each.notif
10a660	69 63 61 74 69 6f 6e 20 6f 63 63 75 70 69 65 73 20 31 32 20 62 79 74 65 73 20 69 6e 20 74 68 65	ication.occupies.12.bytes.in.the
10a680	20 66 69 66 6f 20 61 73 20 66 6f 6c 6c 6f 77 73 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	.fifo.as.follows:.<br><br><code>
10a6a0	74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73	typedef&nbsp;struct<br>{<br>&nbs
10a6c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74 26 6e 62 73 70 3b 73 65 71 6e	p;&nbsp;&nbsp;uint16_t&nbsp;seqn
10a6e0	6f 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 31 36 5f 74	o;<br>&nbsp;&nbsp;&nbsp;uint16_t
10a700	26 6e 62 73 70 3b 66 6c 61 67 73 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	&nbsp;flags;<br>&nbsp;&nbsp;&nbs
10a720	70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 3b 3c 62 72 3e 26 6e 62 73 70 3b 26	p;uint32_t&nbsp;tick;<br>&nbsp;&
10a740	6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 6c 65 76 65 6c 3b 3c	nbsp;&nbsp;uint32_t&nbsp;level;<
10a760	62 72 3e 7d 26 6e 62 73 70 3b 67 70 69 6f 52 65 70 6f 72 74 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64	br>}&nbsp;gpioReport_t;<br></cod
10a780	65 3e 3c 62 72 3e 3c 62 72 3e 73 65 71 6e 6f 3a 20 73 74 61 72 74 73 20 61 74 20 30 20 65 61 63	e><br><br>seqno:.starts.at.0.eac
10a7a0	68 20 74 69 6d 65 20 74 68 65 20 68 61 6e 64 6c 65 20 69 73 20 6f 70 65 6e 65 64 20 61 6e 64 20	h.time.the.handle.is.opened.and.
10a7c0	74 68 65 6e 20 69 6e 63 72 65 6d 65 6e 74 73 0a 62 79 20 6f 6e 65 20 66 6f 72 20 65 61 63 68 20	then.increments.by.one.for.each.
10a7e0	72 65 70 6f 72 74 2e 0a 3c 62 72 3e 3c 62 72 3e 66 6c 61 67 73 3a 20 74 68 72 65 65 20 66 6c 61	report..<br><br>flags:.three.fla
10a800	67 73 20 61 72 65 20 64 65 66 69 6e 65 64 2c 20 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 57 44	gs.are.defined,.PI_NTFY_FLAGS_WD
10a820	4f 47 2c 0a 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 41 4c 49 56 45 2c 20 61 6e 64 20 50 49 5f	OG,.PI_NTFY_FLAGS_ALIVE,.and.PI_
10a840	4e 54 46 59 5f 46 4c 41 47 53 5f 45 56 45 4e 54 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 62 69 74	NTFY_FLAGS_EVENT..<br><br>If.bit
10a860	20 35 20 69 73 20 73 65 74 20 28 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 57 44 4f 47 29 20 74	.5.is.set.(PI_NTFY_FLAGS_WDOG).t
10a880	68 65 6e 20 62 69 74 73 20 30 2d 34 20 6f 66 20 74 68 65 20 66 6c 61 67 73 0a 69 6e 64 69 63 61	hen.bits.0-4.of.the.flags.indica
10a8a0	74 65 20 61 20 47 50 49 4f 20 77 68 69 63 68 20 68 61 73 20 68 61 64 20 61 20 77 61 74 63 68 64	te.a.GPIO.which.has.had.a.watchd
10a8c0	6f 67 20 74 69 6d 65 6f 75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 62 69 74 20 36 20 69 73 20	og.timeout..<br><br>If.bit.6.is.
10a8e0	73 65 74 20 28 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f 41 4c 49 56 45 29 20 74 68 69 73 20 69	set.(PI_NTFY_FLAGS_ALIVE).this.i
10a900	6e 64 69 63 61 74 65 73 20 61 20 6b 65 65 70 20 61 6c 69 76 65 0a 73 69 67 6e 61 6c 20 6f 6e 20	ndicates.a.keep.alive.signal.on.
10a920	74 68 65 20 70 69 70 65 2f 73 6f 63 6b 65 74 20 61 6e 64 20 69 73 20 73 65 6e 74 20 6f 6e 63 65	the.pipe/socket.and.is.sent.once
10a940	20 61 20 6d 69 6e 75 74 65 20 69 6e 20 74 68 65 20 61 62 73 65 6e 63 65 0a 6f 66 20 6f 74 68 65	.a.minute.in.the.absence.of.othe
10a960	72 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 61 63 74 69 76 69 74 79 2e 0a 3c 62 72 3e 3c 62 72	r.notification.activity..<br><br
10a980	3e 49 66 20 62 69 74 20 37 20 69 73 20 73 65 74 20 28 50 49 5f 4e 54 46 59 5f 46 4c 41 47 53 5f	>If.bit.7.is.set.(PI_NTFY_FLAGS_
10a9a0	45 56 45 4e 54 29 20 74 68 65 6e 20 62 69 74 73 20 30 2d 34 20 6f 66 20 74 68 65 20 66 6c 61 67	EVENT).then.bits.0-4.of.the.flag
10a9c0	73 0a 69 6e 64 69 63 61 74 65 20 61 6e 20 65 76 65 6e 74 20 77 68 69 63 68 20 68 61 73 20 62 65	s.indicate.an.event.which.has.be
10a9e0	65 6e 20 74 72 69 67 67 65 72 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 74 69 63 6b 3a 20 74 68 65 20	en.triggered..<br><br>tick:.the.
10aa00	6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 73 79 73	number.of.microseconds.since.sys
10aa20	74 65 6d 20 62 6f 6f 74 2e 20 20 49 74 20 77 72 61 70 73 20 61 72 6f 75 6e 64 0a 61 66 74 65 72	tem.boot...It.wraps.around.after
10aa40	20 31 68 31 32 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 6c 65 76 65 6c 3a 20 69 6e 64 69 63 61 74 65 73	.1h12m..<br><br>level:.indicates
10aa60	20 74 68 65 20 6c 65 76 65 6c 20 6f 66 20 65 61 63 68 20 47 50 49 4f 2e 20 20 49 66 20 62 69 74	.the.level.of.each.GPIO...If.bit
10aa80	20 31 26 6c 74 3b 26 6c 74 3b 78 20 69 73 20 73 65 74 20 74 68 65 6e 0a 47 50 49 4f 20 78 20 69	.1&lt;&lt;x.is.set.then.GPIO.x.i
10aaa0	73 20 68 69 67 68 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 70 61 75 73	s.high..<h3><a.name="notify_paus
10aac0	65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74	e"></a><a.href="#int"><small>int
10aae0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 6e 6f 74 69 66 79 5f 70 61 75 73 65 3c 73 6d 61 6c 6c 3e	</small></a>.notify_pause<small>
10ab00	28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	(<a.href="#int">int</a>.<a.href=
10ab20	22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	"#pi">pi</a>,.<a.href="#unsigned
10ab40	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22	">unsigned</a>.<a.href="#handle"
10ab60	3e 68 61 6e 64 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 50 61 75 73 65 20	>handle</a>)</small></h3>.Pause.
10ab80	6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6f 6e 20 61 20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70	notifications.on.a.previously.op
10aba0	65 6e 65 64 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70	ened.handle..<br><br><code>&nbsp
10abc0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b	;&nbsp;&nbsp;&nbsp;pi:&nbsp;&gt;
10abe0	3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62	=0&nbsp;(as&nbsp;returned&nbsp;b
10ac00	79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70	y&nbsp;<a.href="#pigpio_start">p
10ac20	69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73	igpio_start</a>).<br>handle:&nbs
10ac40	70 3b 30 2d 33 31 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	p;0-31&nbsp;(as&nbsp;returned&nb
10ac60	73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f 70 65 6e	sp;by&nbsp;<a.href="#notify_open
10ac80	22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	">notify_open</a>)<br></code><br
10aca0	3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20	><br>Returns.0.if.OK,.otherwise.
10acc0	50 49 5f 42 41 44 5f 48 41 4e 44 4c 45 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 69 66 69 63 61 74	PI_BAD_HANDLE..<br><br>Notificat
10ace0	69 6f 6e 73 20 66 6f 72 20 74 68 65 20 68 61 6e 64 6c 65 20 61 72 65 20 73 75 73 70 65 6e 64 65	ions.for.the.handle.are.suspende
10ad00	64 20 75 6e 74 69 6c 0a 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 62 65 67 69 6e 22 3e	d.until.<a.href="#notify_begin">
10ad20	6e 6f 74 69 66 79 5f 62 65 67 69 6e 3c 2f 61 3e 20 69 73 20 63 61 6c 6c 65 64 20 61 67 61 69 6e	notify_begin</a>.is.called.again
10ad40	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 63 6c 6f 73 65 22 3e 3c 2f 61	..<h3><a.name="notify_close"></a
10ad60	3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c	><a.href="#int"><small>int</smal
10ad80	6c 3e 3c 2f 61 3e 20 6e 6f 74 69 66 79 5f 63 6c 6f 73 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72	l></a>.notify_close<small>(<a.hr
10ada0	65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e	ef="#int">int</a>.<a.href="#pi">
10adc0	70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	pi</a>,.<a.href="#unsigned">unsi
10ade0	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c	gned</a>.<a.href="#handle">handl
10ae00	65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 6f 70 20 6e 6f 74 69 66 69 63	e</a>)</small></h3>.Stop.notific
10ae20	61 74 69 6f 6e 73 20 6f 6e 20 61 20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64 20 68 61	ations.on.a.previously.opened.ha
10ae40	6e 64 6c 65 20 61 6e 64 0a 72 65 6c 65 61 73 65 20 74 68 65 20 68 61 6e 64 6c 65 20 66 6f 72 20	ndle.and.release.the.handle.for.
10ae60	72 65 75 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70	reuse..<br><br><code>&nbsp;&nbsp
10ae80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73	;&nbsp;&nbsp;pi:&nbsp;&gt;=0&nbs
10aea0	70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70	p;(as&nbsp;returned&nbsp;by&nbsp
10aec0	3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f	;<a.href="#pigpio_start">pigpio_
10aee0	73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 68 61 6e 64 6c 65 3a 26 6e 62 73 70 3b 30 2d 33 31	start</a>).<br>handle:&nbsp;0-31
10af00	26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26	&nbsp;(as&nbsp;returned&nbsp;by&
10af20	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69	nbsp;<a.href="#notify_open">noti
10af40	66 79 5f 6f 70 65 6e 3c 2f 61 3e 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52	fy_open</a>)<br></code><br><br>R
10af60	65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44	eturns.0.if.OK,.otherwise.PI_BAD
10af80	5f 48 41 4e 44 4c 45 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 77 61 74 63 68 64	_HANDLE..<h3><a.name="set_watchd
10afa0	6f 67 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	og"></a><a.href="#int"><small>in
10afc0	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 77 61 74 63 68 64 6f 67 3c 73 6d 61 6c 6c	t</small></a>.set_watchdog<small
10afe0	3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66	>(<a.href="#int">int</a>.<a.href
10b000	00 00 01 0a 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f	.....bytes.per.character.<br>.Fo
10b020	72 20 62 69 74 73 20 31 37 2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72 20	r.bits.17-32.there.will.be.four.
10b040	62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 4d 75 6c	bytes.per.character..<br><br>Mul
10b060	74 69 2d 62 79 74 65 20 74 72 61 6e 73 66 65 72 73 20 61 72 65 20 6d 61 64 65 20 69 6e 20 6c 65	ti-byte.transfers.are.made.in.le
10b080	61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 79 74 65 20 66 69 72 73 74 20 6f 72 64 65 72	ast.significant.byte.first.order
10b0a0	2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 74 6f 20 74 72 61 6e 73 66 65 72 20 33 32 20 31 31	..<br><br>E.g..to.transfer.32.11
10b0c0	2d 62 69 74 20 77 6f 72 64 73 20 36 34 20 62 79 74 65 73 20 6e 65 65 64 20 74 6f 20 62 65 20 73	-bit.words.64.bytes.need.to.be.s
10b0e0	65 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 74 6f 20 74 72 61 6e 73 66 65 72 20 74 68	ent..<br><br>E.g..to.transfer.th
10b100	65 20 31 34 20 62 69 74 20 76 61 6c 75 65 20 30 78 31 41 42 43 20 73 65 6e 64 20 74 68 65 20 62	e.14.bit.value.0x1ABC.send.the.b
10b120	79 74 65 73 20 30 78 42 43 20 66 6f 6c 6c 6f 77 65 64 0a 62 79 20 30 78 31 41 2e 0a 3c 62 72 3e	ytes.0xBC.followed.by.0x1A..<br>
10b140	3c 62 72 3e 54 68 65 20 6f 74 68 65 72 20 62 69 74 73 20 69 6e 20 66 6c 61 67 73 20 73 68 6f 75	<br>The.other.bits.in.flags.shou
10b160	6c 64 20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20	ld.be.set.to.zero..<br><br>Upon.
10b180	73 75 63 63 65 73 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20 69 73 20 72 65 74	success.a.handle.(&gt;=0).is.ret
10b1a0	75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74	urned...On.error.a.negative.stat
10b1c0	75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62	us.code.will.be.returned..<br><b
10b1e0	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	r><b><small>Example</small></b><
10b200	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 70	br><br><code>$&nbsp;pigs&nbsp;sp
10b220	69 6f 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 30 30 30 30 26 6e 62 73 70 3b 33 26 6e 62 73	io&nbsp;0&nbsp;100000&nbsp;3&nbs
10b240	70 3b 23 26 6e 62 73 70 3b 4f 70 65 6e 26 6e 62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b	p;#&nbsp;Open&nbsp;channel&nbsp;
10b260	30 26 6e 62 73 70 3b 61 74 26 6e 62 73 70 3b 31 30 30 6b 62 70 73 26 6e 62 73 70 3b 69 6e 26 6e	0&nbsp;at&nbsp;100kbps&nbsp;in&n
10b280	62 73 70 3b 6d 6f 64 65 26 6e 62 73 70 3b 33 2e 3c 62 72 3e 30 3c 62 72 3e 3c 62 72 3e 24 26 6e	bsp;mode&nbsp;3.<br>0<br><br>$&n
10b2a0	62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 70 69 6f 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 33	bsp;pigs&nbsp;spio&nbsp;0&nbsp;3
10b2c0	32 30 30 30 26 6e 62 73 70 3b 32 35 36 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 4f 70 65 6e 26 6e	2000&nbsp;256&nbsp;#&nbsp;Open&n
10b2e0	62 73 70 3b 63 68 61 6e 6e 65 6c 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b	bsp;channel&nbsp;0&nbsp;of&nbsp;
10b300	61 75 78 69 6c 69 61 72 79 26 6e 62 73 70 3b 73 70 69 26 6e 62 73 70 3b 61 74 26 6e 62 73 70 3b	auxiliary&nbsp;spi&nbsp;at&nbsp;
10b320	33 32 6b 62 70 73 2e 3c 62 72 3e 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	32kbps.<br>1<br></code><h3><a.na
10b340	6d 65 3d 22 53 50 49 52 22 3e 53 50 49 52 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22	me="SPIR">SPIR</a>..<a.href="#h"
10b360	3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 2d 20	>h</a>.<a.href="#num">num</a>.-.
10b380	53 50 49 20 72 65 61 64 20 62 79 74 65 73 20 66 72 6f 6d 20 68 61 6e 64 6c 65 3c 2f 68 33 3e 54	SPI.read.bytes.from.handle</h3>T
10b3a0	68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 3c 61 20 68 72 65 66 3d 22 23 6e 75	his.command.returns.<a.href="#nu
10b3c0	6d 22 3e 6e 75 6d 3c 2f 61 3e 20 62 79 74 65 73 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 20 53	m">num</a>.bytes.read.from.the.S
10b3e0	50 49 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65	PI.device.associated.with.handle
10b400	20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f	.<a.href="#h">h</a>..<br><br>Upo
10b420	6e 20 73 75 63 63 65 73 73 20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20	n.success.the.count.of.returned.
10b440	62 79 74 65 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 74 68 65 20 62 79 74 65 73 20 74 68 65 6d	bytes.followed.by.the.bytes.them
10b460	73 65 6c 76 65 73 0a 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20	selves.is.returned...On.error.a.
10b480	6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74	negative.status.code.will.be.ret
10b4a0	75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65	urned..<br><br><b><small>Example
10b4c0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70	</small></b><br><br><code>$&nbsp
10b4e0	3b 70 69 67 73 26 6e 62 73 70 3b 73 70 69 72 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 26 6e	;pigs&nbsp;spir&nbsp;0&nbsp;10&n
10b500	62 73 70 3b 23 26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 62 79 74	bsp;#&nbsp;Read&nbsp;10&nbsp;byt
10b520	65 73 26 6e 62 73 70 3b 66 72 6f 6d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 53 50 49 26 6e	es&nbsp;from&nbsp;the&nbsp;SPI&n
10b540	62 73 70 3b 64 65 76 69 63 65 2e 3c 62 72 3e 31 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26	bsp;device.<br>10&nbsp;0&nbsp;0&
10b560	6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70	nbsp;0&nbsp;0&nbsp;0&nbsp;0&nbsp
10b580	3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 2f 63 6f 64	;0&nbsp;0&nbsp;0&nbsp;0<br></cod
10b5a0	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 50 49 57 22 3e 53 50 49 57 3c 2f 61 3e 0a 20 3c	e><h3><a.name="SPIW">SPIW</a>..<
10b5c0	61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22	a.href="#h">h</a>.<a.href="#bvs"
10b5e0	3e 62 76 73 3c 2f 61 3e 20 2d 20 53 50 49 20 77 72 69 74 65 20 62 79 74 65 73 20 74 6f 20 68 61	>bvs</a>.-.SPI.write.bytes.to.ha
10b600	6e 64 6c 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77 72 69 74 65 73 20 62 79 74	ndle</h3>This.command.writes.byt
10b620	65 73 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 74 6f 20 74 68 65	es.<a.href="#bvs">bvs</a>.to.the
10b640	20 53 50 49 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64	.SPI.device.associated.with.hand
10b660	6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55	le.<a.href="#h">h</a>..<br><br>U
10b680	70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e	pon.success.nothing.is.returned.
10b6a0	20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64	..On.error.a.negative.status.cod
10b6c0	65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	e.will.be.returned..<br><br><b><
10b6e0	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
10b700	3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 70 69 77 26 6e 62 73	><code>$&nbsp;pigs&nbsp;spiw&nbs
10b720	70 3b 30 26 6e 62 73 70 3b 30 78 32 32 26 6e 62 73 70 3b 30 78 33 33 26 6e 62 73 70 3b 30 78 63	p;0&nbsp;0x22&nbsp;0x33&nbsp;0xc
10b740	63 26 6e 62 73 70 3b 30 78 66 66 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	c&nbsp;0xff<br></code><h3><a.nam
10b760	65 3d 22 53 50 49 58 22 3e 53 50 49 58 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e	e="SPIX">SPIX</a>..<a.href="#h">
10b780	68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 53	h</a>.<a.href="#bvs">bvs</a>.-.S
10b7a0	50 49 20 74 72 61 6e 73 66 65 72 20 62 79 74 65 73 20 74 6f 20 68 61 6e 64 6c 65 3c 2f 68 33 3e	PI.transfer.bytes.to.handle</h3>
10b7c0	54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77 72 69 74 65 73 20 62 79 74 65 73 20 3c 61 20 68 72 65	This.command.writes.bytes.<a.hre
10b7e0	66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 74 6f 20 74 68 65 20 53 50 49 20 64 65 76 69	f="#bvs">bvs</a>.to.the.SPI.devi
10b800	63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65	ce.associated.with.handle.<a.hre
10b820	66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 20 20 49 74 20 72 65 74 75 72 6e 73 20 74 68 65 20 73 61	f="#h">h</a>...It.returns.the.sa
10b840	6d 65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65	me.number.of.bytes.read.from.the
10b860	20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74 68	.device..<br><br>Upon.success.th
10b880	65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 20 66 6f 6c 6c 6f 77	e.count.of.returned.bytes.follow
10b8a0	65 64 20 62 79 20 74 68 65 20 62 79 74 65 73 20 74 68 65 6d 73 65 6c 76 65 73 0a 69 73 20 72 65	ed.by.the.bytes.themselves.is.re
10b8c0	74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61	turned...On.error.a.negative.sta
10b8e0	74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c	tus.code.will.be.returned..<br><
10b900	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
10b920	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73	<br><br><code>$&nbsp;pigs&nbsp;s
10b940	70 69 78 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 78 32 32 26 6e 62 73 70 3b 30 78 33 33 26 6e	pix&nbsp;0&nbsp;0x22&nbsp;0x33&n
10b960	62 73 70 3b 30 78 63 63 26 6e 62 73 70 3b 30 78 66 66 3c 62 72 3e 34 26 6e 62 73 70 3b 30 26 6e	bsp;0xcc&nbsp;0xff<br>4&nbsp;0&n
10b980	62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	bsp;0&nbsp;0&nbsp;0<br></code><h
10b9a0	33 3e 3c 61 20 6e 61 6d 65 3d 22 54 2f 54 49 43 4b 22 3e 54 2f 54 49 43 4b 3c 2f 61 3e 0a 20 2d	3><a.name="T/TICK">T/TICK</a>..-
10b9c0	20 47 65 74 20 63 75 72 72 65 6e 74 20 74 69 63 6b 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61	.Get.current.tick</h3>This.comma
10b9e0	6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 73 79 73 74 65 6d 20 74 69	nd.returns.the.current.system.ti
10ba00	63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 69 63 6b 20 69 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f	ck..<br><br>Tick.is.the.number.o
10ba20	66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 73 79 73 74 65 6d 20 62 6f 6f 74	f.microseconds.since.system.boot
10ba40	2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 20 74 69 63 6b 20 69 73 20 61 6e 20 75 6e 73 69 67 6e 65 64	..<br><br>As.tick.is.an.unsigned
10ba60	20 33 32 20 62 69 74 20 71 75 61 6e 74 69 74 79 20 69 74 20 77 72 61 70 73 20 61 72 6f 75 6e 64	.32.bit.quantity.it.wraps.around
10ba80	20 61 66 74 65 72 20 32 5e 33 32 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2c 0a 77 68 69 63 68 20	.after.2^32.microseconds,.which.
10baa0	69 73 20 61 70 70 72 6f 78 69 6d 61 74 65 6c 79 20 31 20 68 6f 75 72 20 31 32 20 6d 69 6e 75 74	is.approximately.1.hour.12.minut
10bac0	65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73	es..<br><br><b><small>Example</s
10bae0	6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69	mall></b><br><br><code>$&nbsp;pi
10bb00	67 73 26 6e 62 73 70 3b 74 26 6e 62 73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b 31 30 30 30 26 6e 62	gs&nbsp;t&nbsp;mils&nbsp;1000&nb
10bb20	73 70 3b 74 3c 62 72 3e 33 36 39 31 38 32 33 39 34 36 3c 62 72 3e 33 36 39 32 38 33 33 39 38 37	sp;t<br>3691823946<br>3692833987
10bb40	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 54 52 49 47 22 3e 54 52	<br></code><h3><a.name="TRIG">TR
10bb60	49 47 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72	IG</a>..<a.href="#u">u</a>.<a.hr
10bb80	65 66 3d 22 23 70 6c 22 3e 70 6c 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 4c 22 3e 4c 3c 2f	ef="#pl">pl</a>.<a.href="#L">L</
10bba0	61 3e 20 2d 20 53 65 6e 64 20 61 20 74 72 69 67 67 65 72 20 70 75 6c 73 65 3c 2f 68 33 3e 54 68	a>.-.Send.a.trigger.pulse</h3>Th
10bbc0	69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 6e 64 73 20 61 20 74 72 69 67 67 65 72 20 70 75 6c 73 65	is.command.sends.a.trigger.pulse
10bbe0	20 6f 66 20 3c 61 20 68 72 65 66 3d 22 23 70 6c 22 3e 70 6c 3c 2f 61 3e 20 6d 69 63 72 6f 73 65	.of.<a.href="#pl">pl</a>.microse
10bc00	63 6f 6e 64 73 20 61 74 20 6c 65 76 65 6c 20 3c 61 20 68 72 65 66 3d 22 23 4c 22 3e 4c 3c 2f 61	conds.at.level.<a.href="#L">L</a
10bc20	3e 0a 74 6f 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 2e 0a 3c 62	>.to.GPIO.<a.href="#u">u</a>..<b
10bc40	72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65	r><br>Upon.success.nothing.is.re
10bc60	74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61	turned...On.error.a.negative.sta
10bc80	74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c	tus.code.will.be.returned..<br><
10bca0	62 72 3e 54 68 65 20 47 50 49 4f 20 69 73 20 73 65 74 20 74 6f 20 6e 6f 74 20 6c 65 76 65 6c 20	br>The.GPIO.is.set.to.not.level.
10bcc0	61 74 20 74 68 65 20 65 6e 64 20 6f 66 20 74 68 65 20 70 75 6c 73 65 2e 0a 3c 62 72 3e 3c 62 72	at.the.end.of.the.pulse..<br><br
10bce0	3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62	><b><small>Example</small></b><b
10bd00	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 74 72 69	r><br><code>$&nbsp;pigs&nbsp;tri
10bd20	67 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 62 72 3e 24	g&nbsp;4&nbsp;10&nbsp;1<br><br>$
10bd40	26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 74 72 69 67 26 6e 62 73 70 3b 34 26 6e 62 73 70	&nbsp;pigs&nbsp;trig&nbsp;4&nbsp
10bd60	3b 35 31 26 6e 62 73 70 3b 31 3c 62 72 3e 2d 34 36 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70	;51&nbsp;1<br>-46<br>ERROR:&nbsp
10bd80	3b 74 72 69 67 67 65 72 26 6e 62 73 70 3b 70 75 6c 73 65 26 6e 62 73 70 3b 26 67 74 3b 26 6e 62	;trigger&nbsp;pulse&nbsp;&gt;&nb
10bda0	73 70 3b 35 30 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 3c 62 72 3e 3c 2f 63 6f 64	sp;50&nbsp;microseconds<br></cod
10bdc0	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 57 2f 57 52 49 54 45 22 3e 57 2f 57 52 49 54 45 3c	e><h3><a.name="W/WRITE">W/WRITE<
10bde0	2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	/a>..<a.href="#g">g</a>.<a.href=
10be00	22 23 4c 22 3e 4c 3c 2f 61 3e 20 2d 20 57 72 69 74 65 20 47 50 49 4f 20 6c 65 76 65 6c 3c 2f 68	"#L">L</a>.-.Write.GPIO.level</h
10be20	33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 47 50 49 4f 20 3c 61 20 68 72 65 66	3>This.command.sets.GPIO.<a.href
10be40	3d 22 23 67 22 3e 67 3c 2f 61 3e 20 74 6f 20 6c 65 76 65 6c 20 3c 61 20 68 72 65 66 3d 22 23 4c	="#g">g</a>.to.level.<a.href="#L
10be60	22 3e 4c 3c 2f 61 3e 2e 20 20 54 68 65 20 6c 65 76 65 6c 20 6d 61 79 20 62 65 20 30 0a 28 6c 6f	">L</a>...The.level.may.be.0.(lo
10be80	77 2c 20 6f 66 66 2c 20 63 6c 65 61 72 29 20 6f 72 20 31 20 28 68 69 67 68 2c 20 6f 6e 2c 20 73	w,.off,.clear).or.1.(high,.on,.s
10bea0	65 74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e	et)..<br><br>Upon.success.nothin
10bec0	67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74	g.is.returned...On.error.a.negat
10bee0	69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64	ive.status.code.will.be.returned
10bf00	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61	..<br><br><b><small>Example</sma
10bf20	6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73	ll></b><br><br><code>$&nbsp;pigs
10bf40	26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 30 3c 62 72 3e 24 26 6e 62 73 70	&nbsp;w&nbsp;23&nbsp;0<br>$&nbsp
10bf60	3b 70 69 67 73 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 31 3c 62 72 3e 3c	;pigs&nbsp;w&nbsp;23&nbsp;1<br><
10bf80	62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 33 26 6e 62	br>$&nbsp;pigs&nbsp;w&nbsp;23&nb
10bfa0	73 70 3b 32 3c 62 72 3e 2d 35 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 6c 65 76 65 6c 26	sp;2<br>-5<br>ERROR:&nbsp;level&
10bfc0	6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	nbsp;not&nbsp;0-1<br></code><h3>
10bfe0	3c 61 20 6e 61 6d 65 3d 22 57 44 4f 47 22 3e 57 44 4f 47 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66	<a.name="WDOG">WDOG</a>..<a.href
10c000	00 00 01 0c 20 72 61 74 65 20 6d 61 79 20 62 65 20 62 65 74 77 65 65 6e 20 35 30 20 61 6e 64 20	.....rate.may.be.between.50.and.
10c020	32 35 30 30 30 30 20 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e	250000.bits.per.second..<br><br>
10c040	54 68 65 20 72 65 63 65 69 76 65 64 20 64 61 74 61 20 69 73 20 68 65 6c 64 20 69 6e 20 61 20 63	The.received.data.is.held.in.a.c
10c060	79 63 6c 69 63 20 62 75 66 66 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 69 73 20 74 68 65 20	yclic.buffer..<br><br>It.is.the.
10c080	75 73 65 72 27 73 20 72 65 73 70 6f 6e 73 69 62 69 6c 69 74 79 20 74 6f 20 72 65 61 64 20 74 68	user's.responsibility.to.read.th
10c0a0	65 20 64 61 74 61 20 28 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 53 4c 52 22 3e 53 4c 52 3c	e.data.(with.<a.href="#SLR">SLR<
10c0c0	2f 61 3e 29 0a 69 6e 20 61 20 74 69 6d 65 6c 79 20 66 61 73 68 69 6f 6e 2e 0a 3c 62 72 3e 3c 62	/a>).in.a.timely.fashion..<br><b
10c0e0	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	r><b><small>Example</small></b><
10c100	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 6c	br><br><code>$&nbsp;pigs&nbsp;sl
10c120	72 6f 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 31 39 32 30 30 26 6e 62 73 70 3b 38 3c 62 72 3e	ro&nbsp;23&nbsp;19200&nbsp;8<br>
10c140	3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 6c 72 6f 26 6e 62 73 70 3b 32	<br>$&nbsp;pigs&nbsp;slro&nbsp;2
10c160	33 26 6e 62 73 70 3b 31 39 32 30 30 26 6e 62 73 70 3b 38 3c 62 72 3e 2d 35 30 3c 62 72 3e 45 52	3&nbsp;19200&nbsp;8<br>-50<br>ER
10c180	52 4f 52 3a 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 61 6c 72 65 61 64 79 26 6e 62 73 70	ROR:&nbsp;GPIO&nbsp;already&nbsp
10c1a0	3b 69 6e 26 6e 62 73 70 3b 75 73 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	;in&nbsp;use<br></code><h3><a.na
10c1c0	6d 65 3d 22 53 50 49 43 22 3e 53 50 49 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22	me="SPIC">SPIC</a>..<a.href="#h"
10c1e0	3e 68 3c 2f 61 3e 20 2d 20 53 50 49 20 63 6c 6f 73 65 20 68 61 6e 64 6c 65 3c 2f 68 33 3e 54 68	>h</a>.-.SPI.close.handle</h3>Th
10c200	69 73 20 63 6f 6d 6d 61 6e 64 20 63 6c 6f 73 65 73 20 74 68 65 20 53 50 49 20 68 61 6e 64 6c 65	is.command.closes.the.SPI.handle
10c220	20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 72 65 74 75 72 6e 65 64 20 62 79 20	.<a.href="#h">h</a>.returned.by.
10c240	61 20 70 72 69 6f 72 0a 63 61 6c 6c 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 53 50 49 4f 22 3e	a.prior.call.to.<a.href="#SPIO">
10c260	53 50 49 4f 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e	SPIO</a>..<br><br>Upon.success.n
10c280	6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20	othing.is.returned...On.error.a.
10c2a0	6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74	negative.status.code.will.be.ret
10c2c0	75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65	urned..<br><br><b><small>Example
10c2e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70	</small></b><br><br><code>$&nbsp
10c300	3b 70 69 67 73 26 6e 62 73 70 3b 73 70 69 63 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 62 72 3e 24 26	;pigs&nbsp;spic&nbsp;1<br><br>$&
10c320	6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 70 69 63 26 6e 62 73 70 3b 31 3c 62 72 3e 2d 32	nbsp;pigs&nbsp;spic&nbsp;1<br>-2
10c340	35 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 75 6e 6b 6e 6f 77 6e 26 6e 62 73 70 3b 68 61	5<br>ERROR:&nbsp;unknown&nbsp;ha
10c360	6e 64 6c 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 50 49 4f	ndle<br></code><h3><a.name="SPIO
10c380	22 3e 53 50 49 4f 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 63 22 3e 63 3c 2f 61 3e 20 3c	">SPIO</a>..<a.href="#c">c</a>.<
10c3a0	61 20 68 72 65 66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 66 22	a.href="#b">b</a>.<a.href="#spf"
10c3c0	3e 73 70 66 3c 2f 61 3e 20 2d 20 53 50 49 20 6f 70 65 6e 20 63 68 61 6e 6e 65 6c 20 61 74 20 62	>spf</a>.-.SPI.open.channel.at.b
10c3e0	61 75 64 20 62 20 77 69 74 68 20 66 6c 61 67 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e	aud.b.with.flags</h3>This.comman
10c400	64 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 74 6f 20 61 20 53 50 49 20 64 65 76 69	d.returns.a.handle.to.a.SPI.devi
10c420	63 65 20 6f 6e 20 63 68 61 6e 6e 65 6c 20 3c 61 20 68 72 65 66 3d 22 23 63 22 3e 63 3c 2f 61 3e	ce.on.channel.<a.href="#c">c</a>
10c440	2e 0a 3c 62 72 3e 3c 62 72 3e 44 61 74 61 20 77 69 6c 6c 20 62 65 20 74 72 61 6e 73 66 65 72 72	..<br><br>Data.will.be.transferr
10c460	65 64 20 61 74 20 3c 61 20 68 72 65 66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 62 69 74 73 20 70 65	ed.at.<a.href="#b">b</a>.bits.pe
10c480	72 20 73 65 63 6f 6e 64 2e 20 20 54 68 65 20 66 6c 61 67 73 20 3c 61 20 68 72 65 66 3d 22 23 73	r.second...The.flags.<a.href="#s
10c4a0	70 66 22 3e 73 70 66 3c 2f 61 3e 0a 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 6d 6f 64 69 66	pf">spf</a>.may.be.used.to.modif
10c4c0	79 20 74 68 65 20 64 65 66 61 75 6c 74 20 62 65 68 61 76 69 6f 75 72 20 6f 66 20 34 2d 77 69 72	y.the.default.behaviour.of.4-wir
10c4e0	65 20 6f 70 65 72 61 74 69 6f 6e 2c 0a 6d 6f 64 65 20 30 2c 20 61 63 74 69 76 65 20 6c 6f 77 20	e.operation,.mode.0,.active.low.
10c500	63 68 69 70 20 73 65 6c 65 63 74 2e 0a 3c 62 72 3e 3c 62 72 3e 53 70 65 65 64 73 20 62 65 74 77	chip.select..<br><br>Speeds.betw
10c520	65 65 6e 20 33 32 6b 62 70 73 20 61 6e 64 20 31 32 35 4d 62 70 73 20 61 72 65 20 61 6c 6c 6f 77	een.32kbps.and.125Mbps.are.allow
10c540	65 64 2e 20 20 53 70 65 65 64 73 20 61 62 6f 76 65 20 33 30 4d 62 70 73 0a 61 72 65 20 75 6e 6c	ed...Speeds.above.30Mbps.are.unl
10c560	69 6b 65 6c 79 20 74 6f 20 77 6f 72 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 50 69 20 68 61	ikely.to.work..<br><br>The.Pi.ha
10c580	73 20 74 77 6f 20 53 50 49 20 70 65 72 69 70 68 65 72 61 6c 73 3a 20 6d 61 69 6e 20 61 6e 64 20	s.two.SPI.peripherals:.main.and.
10c5a0	61 75 78 69 6c 69 61 72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 61 69 6e 20 53 50 49 20	auxiliary..<br><br>The.main.SPI.
10c5c0	68 61 73 20 74 77 6f 20 63 68 69 70 20 73 65 6c 65 63 74 73 20 28 63 68 61 6e 6e 65 6c 73 29 2c	has.two.chip.selects.(channels),
10c5e0	20 74 68 65 20 61 75 78 69 6c 69 61 72 79 20 68 61 73 0a 74 68 72 65 65 2e 0a 3c 62 72 3e 3c 62	.the.auxiliary.has.three..<br><b
10c600	72 3e 54 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49 20 69 73 20 61 76 61 69 6c 61 62 6c 65	r>The.auxiliary.SPI.is.available
10c620	20 6f 6e 20 61 6c 6c 20 6d 6f 64 65 6c 73 20 62 75 74 20 74 68 65 20 41 20 61 6e 64 20 42 2e 0a	.on.all.models.but.the.A.and.B..
10c640	3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 61 72 65 20 67 69 76 65 6e 20	<br><br>The.GPIO.used.are.given.
10c660	69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e	in.the.following.table..<br><br>
10c680	3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32	<table.border="1".cellpadding="2
10c6a0	22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64	".cellspacing="2"><tbody><tr><td
10c6c0	3e 3c 2f 74 64 3e 3c 74 64 3e 4d 49 53 4f 3c 2f 74 64 3e 3c 74 64 3e 4d 4f 53 49 3c 2f 74 64 3e	></td><td>MISO</td><td>MOSI</td>
10c6e0	3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74 64 3e 43 45 30 3c 2f 74 64 3e 3c 74 64 3e 43 45 31	<td>SCLK</td><td>CE0</td><td>CE1
10c700	3c 2f 74 64 3e 3c 74 64 3e 43 45 32 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4d 61	</td><td>CE2</td></tr><tr><td>Ma
10c720	69 6e 20 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 39 3c 2f 74 64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e	in.SPI</td><td>9</td><td>10</td>
10c740	3c 74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c 74 64 3e 37 3c 2f 74 64 3e 3c	<td>11</td><td>8</td><td>7</td><
10c760	74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 75 78 20 53 50 49 3c 2f 74	td>-</td></tr><tr><td>Aux.SPI</t
10c780	64 3e 3c 74 64 3e 31 39 3c 2f 74 64 3e 3c 74 64 3e 32 30 3c 2f 74 64 3e 3c 74 64 3e 32 31 3c 2f	d><td>19</td><td>20</td><td>21</
10c7a0	74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e 31 37 3c 2f 74 64 3e 3c 74 64 3e 31 36 3c	td><td>18</td><td>17</td><td>16<
10c7c0	2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72	/td></tr></tbody></table><br><br
10c7e0	3e 54 68 65 20 66 6c 61 67 73 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 74 68 65 20 6c 65 61 73 74	>The.flags.consists.of.the.least
10c800	20 73 69 67 6e 69 66 69 63 61 6e 74 20 32 32 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	.significant.22.bits..<br><br><c
10c820	6f 64 65 3e 32 31 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e	ode>21&nbsp;20&nbsp;19&nbsp;18&n
10c840	62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e	bsp;17&nbsp;16&nbsp;15&nbsp;14&n
10c860	62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e	bsp;13&nbsp;12&nbsp;11&nbsp;10&n
10c880	62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;9&nbsp;&nbsp;8&nbsp;&n
10c8a0	62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26	bsp;7&nbsp;&nbsp;6&nbsp;&nbsp;5&
10c8c0	6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26	nbsp;&nbsp;4&nbsp;&nbsp;3&nbsp;&
10c8e0	6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30	nbsp;2&nbsp;&nbsp;1&nbsp;&nbsp;0
10c900	3c 62 72 3e 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e	<br>&nbsp;b&nbsp;&nbsp;b&nbsp;&n
10c920	62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26	bsp;b&nbsp;&nbsp;b&nbsp;&nbsp;b&
10c940	6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26	nbsp;&nbsp;b&nbsp;&nbsp;R&nbsp;&
10c960	6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e	nbsp;T&nbsp;&nbsp;n&nbsp;&nbsp;n
10c980	26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6e 26 6e 62 73 70 3b	&nbsp;&nbsp;n&nbsp;&nbsp;n&nbsp;
10c9a0	26 6e 62 73 70 3b 57 26 6e 62 73 70 3b 26 6e 62 73 70 3b 41 26 6e 62 73 70 3b 75 32 26 6e 62 73	&nbsp;W&nbsp;&nbsp;A&nbsp;u2&nbs
10c9c0	70 3b 75 31 26 6e 62 73 70 3b 75 30 26 6e 62 73 70 3b 70 32 26 6e 62 73 70 3b 70 31 26 6e 62 73	p;u1&nbsp;u0&nbsp;p2&nbsp;p1&nbs
10c9e0	70 3b 70 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 3c 62	p;p0&nbsp;&nbsp;m&nbsp;&nbsp;m<b
10ca00	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 6d 6d 20 64 65 66 69 6e 65 73 20 74 68 65 20	r></code><br><br>mm.defines.the.
10ca20	53 50 49 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 57 61 72 6e 69 6e 67 3a 20 20 6d 6f 64 65	SPI.mode..<br><br>Warning:..mode
10ca40	73 20 31 20 61 6e 64 20 33 20 64 6f 20 6e 6f 74 20 61 70 70 65 61 72 20 74 6f 20 77 6f 72 6b 20	s.1.and.3.do.not.appear.to.work.
10ca60	6f 6e 20 74 68 65 20 61 75 78 69 6c 69 61 72 79 20 53 50 49 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	on.the.auxiliary.SPI..<br><br><c
10ca80	6f 64 65 3e 4d 6f 64 65 26 6e 62 73 70 3b 50 4f 4c 26 6e 62 73 70 3b 50 48 41 3c 62 72 3e 26 6e	ode>Mode&nbsp;POL&nbsp;PHA<br>&n
10caa0	62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e	bsp;0&nbsp;&nbsp;&nbsp;&nbsp;0&n
10cac0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 31 26 6e 62 73	bsp;&nbsp;&nbsp;0<br>&nbsp;1&nbs
10cae0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;&nbsp;&nbsp;0&nbsp;&nbsp
10cb00	3b 26 6e 62 73 70 3b 31 3c 62 72 3e 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;1<br>&nbsp;2&nbsp;&nbsp;&
10cb20	6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c	nbsp;&nbsp;1&nbsp;&nbsp;&nbsp;0<
10cb40	62 72 3e 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	br>&nbsp;3&nbsp;&nbsp;&nbsp;&nbs
10cb60	70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65	p;1&nbsp;&nbsp;&nbsp;1<br></code
10cb80	3e 3c 62 72 3e 3c 62 72 3e 70 78 20 69 73 20 30 20 69 66 20 43 45 78 20 69 73 20 61 63 74 69 76	><br><br>px.is.0.if.CEx.is.activ
10cba0	65 20 6c 6f 77 20 28 64 65 66 61 75 6c 74 29 20 61 6e 64 20 31 20 66 6f 72 20 61 63 74 69 76 65	e.low.(default).and.1.for.active
10cbc0	20 68 69 67 68 2e 0a 3c 62 72 3e 3c 62 72 3e 75 78 20 69 73 20 30 20 69 66 20 74 68 65 20 43 45	.high..<br><br>ux.is.0.if.the.CE
10cbe0	78 20 47 50 49 4f 20 69 73 20 72 65 73 65 72 76 65 64 20 66 6f 72 20 53 50 49 20 28 64 65 66 61	x.GPIO.is.reserved.for.SPI.(defa
10cc00	75 6c 74 29 20 61 6e 64 20 31 20 6f 74 68 65 72 77 69 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20	ult).and.1.otherwise..<br><br>A.
10cc20	69 73 20 30 20 66 6f 72 20 74 68 65 20 6d 61 69 6e 20 53 50 49 2c 20 31 20 66 6f 72 20 74 68 65	is.0.for.the.main.SPI,.1.for.the
10cc40	20 61 75 78 69 6c 69 61 72 79 20 53 50 49 2e 0a 3c 62 72 3e 3c 62 72 3e 57 20 69 73 20 30 20 69	.auxiliary.SPI..<br><br>W.is.0.i
10cc60	66 20 74 68 65 20 64 65 76 69 63 65 20 69 73 20 6e 6f 74 20 33 2d 77 69 72 65 2c 20 31 20 69 66	f.the.device.is.not.3-wire,.1.if
10cc80	20 74 68 65 20 64 65 76 69 63 65 20 69 73 20 33 2d 77 69 72 65 2e 20 20 4d 61 69 6e 0a 53 50 49	.the.device.is.3-wire...Main.SPI
10cca0	20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 6e 6e 6e 6e 20 64 65 66 69 6e 65 73 20 74 68 65 20	.only..<br><br>nnnn.defines.the.
10ccc0	6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 28 30 2d 31 35 29 20 74 6f 20 77 72 69 74 65 20	number.of.bytes.(0-15).to.write.
10cce0	62 65 66 6f 72 65 20 73 77 69 74 63 68 69 6e 67 0a 74 68 65 20 4d 4f 53 49 20 6c 69 6e 65 20 74	before.switching.the.MOSI.line.t
10cd00	6f 20 4d 49 53 4f 20 74 6f 20 72 65 61 64 20 64 61 74 61 2e 20 20 54 68 69 73 20 66 69 65 6c 64	o.MISO.to.read.data...This.field
10cd20	20 69 73 20 69 67 6e 6f 72 65 64 0a 69 66 20 57 20 69 73 20 6e 6f 74 20 73 65 74 2e 20 20 4d 61	.is.ignored.if.W.is.not.set...Ma
10cd40	69 6e 20 53 50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 20 69 73 20 31 20 69 66 20 74	in.SPI.only..<br><br>T.is.1.if.t
10cd60	68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 74 72 61 6e	he.least.significant.bit.is.tran
10cd80	73 6d 69 74 74 65 64 20 6f 6e 20 4d 4f 53 49 20 66 69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75	smitted.on.MOSI.first,.the.defau
10cda0	6c 74 20 28 30 29 20 73 68 69 66 74 73 20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61	lt.(0).shifts.the.most.significa
10cdc0	6e 74 20 62 69 74 20 6f 75 74 20 66 69 72 73 74 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53 50 49	nt.bit.out.first...Auxiliary.SPI
10cde0	0a 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 52 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61	.only..<br><br>R.is.1.if.the.lea
10ce00	73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 72 65 63 65 69 76 65 64 20 6f	st.significant.bit.is.received.o
10ce20	6e 20 4d 49 53 4f 20 66 69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 72 65	n.MISO.first,.the.default.(0).re
10ce40	63 65 69 76 65 73 20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20	ceives.the.most.significant.bit.
10ce60	66 69 72 73 74 2e 20 20 41 75 78 69 6c 69 61 72 79 20 53 50 49 0a 6f 6e 6c 79 2e 0a 3c 62 72 3e	first...Auxiliary.SPI.only..<br>
10ce80	3c 62 72 3e 62 62 62 62 62 62 20 64 65 66 69 6e 65 73 20 74 68 65 20 77 6f 72 64 20 73 69 7a 65	<br>bbbbbb.defines.the.word.size
10cea0	20 69 6e 20 62 69 74 73 20 28 30 2d 33 32 29 2e 20 20 54 68 65 20 64 65 66 61 75 6c 74 20 28 30	.in.bits.(0-32)...The.default.(0
10cec0	29 0a 73 65 74 73 20 38 20 62 69 74 73 20 70 65 72 20 77 6f 72 64 2e 20 20 41 75 78 69 6c 69 61	).sets.8.bits.per.word...Auxilia
10cee0	72 79 20 53 50 49 20 6f 6e 6c 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66	ry.SPI.only..<br><br>The.<a.href
10cf00	3d 22 23 53 50 49 52 22 3e 53 50 49 52 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 53 50 49	="#SPIR">SPIR</a>,.<a.href="#SPI
10cf20	57 22 3e 53 50 49 57 3c 2f 61 3e 2c 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 53 50 49 58 22	W">SPIW</a>,.and.<a.href="#SPIX"
10cf40	3e 53 50 49 58 3c 2f 61 3e 20 63 6f 6d 6d 61 6e 64 73 20 74 72 61 6e 73 66 65 72 20 64 61 74 61	>SPIX</a>.commands.transfer.data
10cf60	0a 70 61 63 6b 65 64 20 69 6e 74 6f 20 31 2c 20 32 2c 20 6f 72 20 34 20 62 79 74 65 73 20 61 63	.packed.into.1,.2,.or.4.bytes.ac
10cf80	63 6f 72 64 69 6e 67 20 74 6f 20 74 68 65 20 77 6f 72 64 20 73 69 7a 65 20 69 6e 20 62 69 74 73	cording.to.the.word.size.in.bits
10cfa0	2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 62 69 74 73 20 31 2d 38 20 74 68 65 72 65 20 77 69 6c	..<br><br>For.bits.1-8.there.wil
10cfc0	6c 20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e	l.be.one.byte.per.character.<br>
10cfe0	0a 46 6f 72 20 62 69 74 73 20 39 2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 74 77 6f	.For.bits.9-16.there.will.be.two
10d000	00 00 01 0d 6d 61 6e 64 20 75 73 65 73 20 74 68 65 20 73 79 73 74 65 6d 20 63 61 6c 6c 20 74 6f	....mand.uses.the.system.call.to
10d020	20 65 78 65 63 75 74 65 20 61 20 73 68 65 6c 6c 20 73 63 72 69 70 74 20 3c 61 20 68 72 65 66 3d	.execute.a.shell.script.<a.href=
10d040	22 23 6e 61 6d 65 22 3e 6e 61 6d 65 3c 2f 61 3e 0a 77 69 74 68 20 74 68 65 20 67 69 76 65 6e 20	"#name">name</a>.with.the.given.
10d060	73 74 72 69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 73 74 72 22 3e 73 74 72 3c 2f 61 3e 20 61 73	string.<a.href="#str">str</a>.as
10d080	20 69 74 73 20 70 61 72 61 6d 65 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 65 78 69 74	.its.parameter..<br><br>The.exit
10d0a0	20 73 74 61 74 75 73 20 6f 66 20 74 68 65 20 73 79 73 74 65 6d 20 63 61 6c 6c 20 69 73 20 72 65	.status.of.the.system.call.is.re
10d0c0	74 75 72 6e 65 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 0a 50 49 5f 42 41 44 5f 53	turned.if.OK,.otherwise.PI_BAD_S
10d0e0	48 45 4c 4c 5f 53 54 41 54 55 53 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 6e	HELL_STATUS..<br><br><a.href="#n
10d100	61 6d 65 22 3e 6e 61 6d 65 3c 2f 61 3e 20 6d 75 73 74 20 65 78 69 73 74 20 69 6e 20 2f 6f 70 74	ame">name</a>.must.exist.in./opt
10d120	2f 70 69 67 70 69 6f 2f 63 67 69 20 61 6e 64 20 6d 75 73 74 20 62 65 20 65 78 65 63 75 74 61 62	/pigpio/cgi.and.must.be.executab
10d140	6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 65 78 69 74 20 73 74	le..<br><br>The.returned.exit.st
10d160	61 74 75 73 20 69 73 20 6e 6f 72 6d 61 6c 6c 79 20 32 35 36 20 74 69 6d 65 73 20 74 68 61 74 20	atus.is.normally.256.times.that.
10d180	73 65 74 0a 62 79 20 74 68 65 20 73 68 65 6c 6c 20 73 63 72 69 70 74 20 65 78 69 74 20 66 75 6e	set.by.the.shell.script.exit.fun
10d1a0	63 74 69 6f 6e 2e 20 20 49 66 20 74 68 65 20 73 63 72 69 70 74 20 63 61 6e 27 74 0a 62 65 20 66	ction...If.the.script.can't.be.f
10d1c0	6f 75 6e 64 20 33 32 35 31 32 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72	ound.32512.will.be.returned..<br
10d1e0	3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65 20 67 69 76 65 73 20 73	><br>The.following.table.gives.s
10d200	6f 6d 65 20 65 78 61 6d 70 6c 65 20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75 73 65 73 2e 0a 3c	ome.example.returned.statuses..<
10d220	62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64	br><br><table.border="1".cellpad
10d240	64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e	ding="2".cellspacing="2"><tbody>
10d260	3c 74 72 3e 3c 74 64 3e 53 63 72 69 70 74 20 65 78 69 74 20 73 74 61 74 75 73 3c 2f 74 64 3e 3c	<tr><td>Script.exit.status</td><
10d280	74 64 3e 52 65 74 75 72 6e 65 64 20 73 79 73 74 65 6d 20 63 61 6c 6c 20 73 74 61 74 75 73 3c 2f	td>Returned.system.call.status</
10d2a0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 35 36 3c 2f 74	td></tr><tr><td>1</td><td>256</t
10d2c0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 35 3c 2f 74 64 3e 3c 74 64 3e 31 32 38 30 3c 2f 74	d></tr><tr><td>5</td><td>1280</t
10d2e0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 32 35 36 30 3c 2f	d></tr><tr><td>10</td><td>2560</
10d300	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 30 30 3c 2f 74 64 3e 3c 74 64 3e 35 31 32 30	td></tr><tr><td>200</td><td>5120
10d320	30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 73 63 72 69 70 74 20 6e 6f 74 20 66 6f	0</td></tr><tr><td>script.not.fo
10d340	75 6e 64 3c 2f 74 64 3e 3c 74 64 3e 33 32 35 31 32 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f	und</td><td>32512</td></tr></tbo
10d360	64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61	dy></table><br><br><b><small>Exa
10d380	6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 26	mple</small></b><br><br><code>#&
10d3a0	6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70 3b 74 77 6f 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65	nbsp;pass&nbsp;two&nbsp;paramete
10d3c0	72 73 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 77 6f 72	rs,&nbsp;hello&nbsp;and&nbsp;wor
10d3e0	6c 64 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 68 65 6c 6c 26 6e 62 73	ld<br>$&nbsp;pigs&nbsp;shell&nbs
10d400	70 3b 73 63 72 31 26 6e 62 73 70 3b 68 65 6c 6c 6f 26 6e 62 73 70 3b 77 6f 72 6c 64 3c 62 72 3e	p;scr1&nbsp;hello&nbsp;world<br>
10d420	32 35 36 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70 3b 74 68 72 65	256<br><br>#&nbsp;pass&nbsp;thre
10d440	65 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 73 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f 2c 26 6e	e&nbsp;parameters,&nbsp;hello,&n
10d460	62 73 70 3b 73 74 72 69 6e 67 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73	bsp;string&nbsp;with&nbsp;spaces
10d480	2c 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 77 6f 72 6c 64 3c 62 72 3e 24 26 6e 62 73 70 3b	,&nbsp;and&nbsp;world<br>$&nbsp;
10d4a0	70 69 67 73 26 6e 62 73 70 3b 73 68 65 6c 6c 26 6e 62 73 70 3b 73 63 72 31 26 6e 62 73 70 3b 22	pigs&nbsp;shell&nbsp;scr1&nbsp;"
10d4c0	68 65 6c 6c 6f 26 6e 62 73 70 3b 27 73 74 72 69 6e 67 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73	hello&nbsp;'string&nbsp;with&nbs
10d4e0	70 3b 73 70 61 63 65 73 27 26 6e 62 73 70 3b 77 6f 72 6c 64 22 3c 62 72 3e 32 35 36 3c 62 72 3e	p;spaces'&nbsp;world"<br>256<br>
10d500	3c 62 72 3e 23 26 6e 62 73 70 3b 70 61 73 73 26 6e 62 73 70 3b 6f 6e 65 26 6e 62 73 70 3b 70 61	<br>#&nbsp;pass&nbsp;one&nbsp;pa
10d520	72 61 6d 65 74 65 72 2c 26 6e 62 73 70 3b 68 65 6c 6c 6f 26 6e 62 73 70 3b 73 74 72 69 6e 67 26	rameter,&nbsp;hello&nbsp;string&
10d540	6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 26 6e 62 73 70 3b 77 6f 72 6c 64	nbsp;with&nbsp;spaces&nbsp;world
10d560	3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 68 65 6c 6c 26 6e 62 73 70 3b	<br>$&nbsp;pigs&nbsp;shell&nbsp;
10d580	73 63 72 31 26 6e 62 73 70 3b 22 5c 22 68 65 6c 6c 6f 26 6e 62 73 70 3b 73 74 72 69 6e 67 26 6e	scr1&nbsp;"\"hello&nbsp;string&n
10d5a0	62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 73 70 61 63 65 73 26 6e 62 73 70 3b 77 6f 72 6c 64 5c	bsp;with&nbsp;spaces&nbsp;world\
10d5c0	22 22 3c 62 72 3e 32 35 36 3c 62 72 3e 3c 62 72 3e 23 26 6e 62 73 70 3b 6e 6f 6e 2d 65 78 69 73	""<br>256<br><br>#&nbsp;non-exis
10d5e0	74 65 6e 74 26 6e 62 73 70 3b 73 63 72 69 70 74 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	tent&nbsp;script<br>$&nbsp;pigs&
10d600	6e 62 73 70 3b 73 68 65 6c 6c 26 6e 62 73 70 3b 73 63 72 37 38 26 6e 62 73 70 3b 70 61 72 31 3c	nbsp;shell&nbsp;scr78&nbsp;par1<
10d620	62 72 3e 33 32 35 31 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	br>32512<br></code><h3><a.name="
10d640	53 4c 52 22 3e 53 4c 52 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e	SLR">SLR</a>..<a.href="#u">u</a>
10d660	20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 2d 20 52 65 61 64 20 62	.<a.href="#num">num</a>.-.Read.b
10d680	69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 20 66 72 6f 6d 20 47 50 49 4f 3c 2f 68	it.bang.serial.data.from.GPIO</h
10d6a0	33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 75 70 20 74 6f 20 3c 61 20	3>This.command.returns.up.to.<a.
10d6c0	68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 62 79 74 65 73 20 6f 66 20 62 69 74	href="#num">num</a>.bytes.of.bit
10d6e0	20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 0a 72 65 61 64 20 66 72 6f 6d 20 47 50 49 4f	.bang.serial.data.read.from.GPIO
10d700	20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f	.<a.href="#u">u</a>..<br><br>Upo
10d720	6e 20 73 75 63 63 65 73 73 20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20	n.success.the.count.of.returned.
10d740	62 79 74 65 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 74 68 65 20 62 79 74 65 73 20 74 68 65 6d	bytes.followed.by.the.bytes.them
10d760	73 65 6c 76 65 73 0a 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20	selves.is.returned...On.error.a.
10d780	6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74	negative.status.code.will.be.ret
10d7a0	75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d	urned..<br><br>The.GPIO.<a.href=
10d7c0	22 23 75 22 3e 75 3c 2f 61 3e 20 73 68 6f 75 6c 64 20 68 61 76 65 20 62 65 65 6e 20 69 6e 69 74	"#u">u</a>.should.have.been.init
10d7e0	69 61 6c 69 73 65 64 20 77 69 74 68 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 53 4c 52 4f 22	ialised.with.the.<a.href="#SLRO"
10d800	3e 53 4c 52 4f 3c 2f 61 3e 20 63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62	>SLRO</a>.command..<br><br>The.b
10d820	79 74 65 73 20 72 65 74 75 72 6e 65 64 20 66 6f 72 20 65 61 63 68 20 63 68 61 72 61 63 74 65 72	ytes.returned.for.each.character
10d840	20 64 65 70 65 6e 64 20 75 70 6f 6e 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 0a 64 61 74 61 20	.depend.upon.the.number.of.data.
10d860	62 69 74 73 20 3c 61 20 68 72 65 66 3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 20 73 70 65 63 69 66	bits.<a.href="#db">db</a>.specif
10d880	69 65 64 20 69 6e 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 53 4c 52 4f 22 3e 53 4c 52 4f 3c	ied.in.the.<a.href="#SLRO">SLRO<
10d8a0	2f 61 3e 20 63 6f 6d 6d 61 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 3c 61 20 68 72 65 66	/a>.command..<br><br>For.<a.href
10d8c0	3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 20 31 2d 38 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20	="#db">db</a>.1-8.there.will.be.
10d8e0	6f 6e 65 20 62 79 74 65 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20	one.byte.per.character.<br>.For.
10d900	3c 61 20 68 72 65 66 3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 20 39 2d 31 36 20 74 68 65 72 65 20	<a.href="#db">db</a>.9-16.there.
10d920	77 69 6c 6c 20 62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 2e	will.be.two.bytes.per.character.
10d940	3c 62 72 3e 0a 46 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 20 31 37	<br>.For.<a.href="#db">db</a>.17
10d960	2d 33 32 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72	-32.there.will.be.four.bytes.per
10d980	20 63 68 61 72 61 63 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	.character..<br><br><b><small>Ex
10d9a0	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24	ample</small></b><br><br><code>$
10d9c0	26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 6c 72 26 6e 62 73 70 3b 31 35 26 6e 62 73 70	&nbsp;pigs&nbsp;slr&nbsp;15&nbsp
10d9e0	3b 32 30 3c 62 72 3e 36 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 33 26 6e	;20<br>6&nbsp;1&nbsp;0&nbsp;23&n
10da00	62 73 70 3b 34 35 26 6e 62 73 70 3b 38 39 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e	bsp;45&nbsp;89&nbsp;0<br></code>
10da20	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 4c 52 43 22 3e 53 4c 52 43 3c 2f 61 3e 0a 20 3c 61 20	<h3><a.name="SLRC">SLRC</a>..<a.
10da40	68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 2d 20 43 6c 6f 73 65 20 47 50 49 4f 20 66 6f 72	href="#u">u</a>.-.Close.GPIO.for
10da60	20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 3c 2f 68 33 3e 54 68 69 73 20 63	.bit.bang.serial.data</h3>This.c
10da80	6f 6d 6d 61 6e 64 20 63 6c 6f 73 65 73 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e	ommand.closes.GPIO.<a.href="#u">
10daa0	75 3c 2f 61 3e 20 66 6f 72 20 72 65 61 64 69 6e 67 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61	u</a>.for.reading.bit.bang.seria
10dac0	6c 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74	l.data..<br><br>Upon.success.not
10dae0	68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65	hing.is.returned...On.error.a.ne
10db00	67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72	gative.status.code.will.be.retur
10db20	6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	ned..<br><br><b><small>Example</
10db40	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70	small></b><br><br><code>$&nbsp;p
10db60	69 67 73 26 6e 62 73 70 3b 73 6c 72 63 26 6e 62 73 70 3b 32 33 3c 62 72 3e 3c 62 72 3e 24 26 6e	igs&nbsp;slrc&nbsp;23<br><br>$&n
10db80	62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 6c 72 63 26 6e 62 73 70 3b 32 33 3c 62 72 3e 2d 33	bsp;pigs&nbsp;slrc&nbsp;23<br>-3
10dba0	38 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 73 65 72 69 61 6c 26	8<br>ERROR:&nbsp;no&nbsp;serial&
10dbc0	6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 70 72 6f 67 72 65 73 73 26	nbsp;read&nbsp;in&nbsp;progress&
10dbe0	6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	nbsp;on&nbsp;GPIO<br></code><h3>
10dc00	3c 61 20 6e 61 6d 65 3d 22 53 4c 52 49 22 3e 53 4c 52 49 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66	<a.name="SLRI">SLRI</a>..<a.href
10dc20	3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20 2d	="#u">u</a>.<a.href="#v">v</a>.-
10dc40	20 53 65 74 73 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 20 6c 6f 67 69 63	.Sets.bit.bang.serial.data.logic
10dc60	20 6c 65 76 65 6c 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 74 68	.levels</h3>This.command.sets.th
10dc80	65 20 6c 6f 67 69 63 20 6c 65 76 65 6c 20 66 6f 72 20 72 65 61 64 69 6e 67 20 62 69 74 20 62 61	e.logic.level.for.reading.bit.ba
10dca0	6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 0a 6f 6e 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22	ng.serial.data.on.GPIO.<a.href="
10dcc0	23 75 22 3e 75 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20	#u">u</a>..<br><br>Upon.success.
10dce0	6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61	nothing.is.returned...On.error.a
10dd00	20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65	.negative.status.code.will.be.re
10dd20	74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 69 6e 76 65 72 74 20 70 61 72 61 6d	turned..<br><br>The.invert.param
10dd40	65 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20 69 73 20 31 20 66 6f 72	eter.<a.href="#v">v</a>.is.1.for
10dd60	20 69 6e 76 65 72 74 65 64 20 73 69 67 6e 61 6c 2c 20 30 20 66 6f 72 20 6e 6f 72 6d 61 6c 2e 0a	.inverted.signal,.0.for.normal..
10dd80	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
10dda0	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e	></b><br><br><code>$&nbsp;pigs&n
10ddc0	62 73 70 3b 73 6c 72 69 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 23 26 6e	bsp;slri&nbsp;17&nbsp;1&nbsp;#&n
10dde0	62 73 70 3b 69 6e 76 65 72 74 26 6e 62 73 70 3b 6c 6f 67 69 63 26 6e 62 73 70 3b 6f 6e 26 6e 62	bsp;invert&nbsp;logic&nbsp;on&nb
10de00	73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 31 37 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69	sp;GPIO&nbsp;17<br><br>$&nbsp;pi
10de20	67 73 26 6e 62 73 70 3b 73 6c 72 69 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 30 26 6e 62 73 70	gs&nbsp;slri&nbsp;23&nbsp;0&nbsp
10de40	3b 23 26 6e 62 73 70 3b 75 73 65 26 6e 62 73 70 3b 6e 6f 72 6d 61 6c 26 6e 62 73 70 3b 6c 6f 67	;#&nbsp;use&nbsp;normal&nbsp;log
10de60	69 63 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 32 33 3c 62 72 3e	ic&nbsp;on&nbsp;GPIO&nbsp;23<br>
10de80	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 4c 52 4f 22 3e 53 4c 52 4f 3c 2f	</code><h3><a.name="SLRO">SLRO</
10dea0	61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	a>..<a.href="#u">u</a>.<a.href="
10dec0	23 62 22 3e 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 20 2d	#b">b</a>.<a.href="#db">db</a>.-
10dee0	20 4f 70 65 6e 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64	.Open.GPIO.for.bit.bang.serial.d
10df00	61 74 61 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 6f 70 65 6e 73 20 47 50 49 4f 20	ata</h3>This.command.opens.GPIO.
10df20	3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 66 6f 72 20 72 65 61 64 69 6e 67 20 62	<a.href="#u">u</a>.for.reading.b
10df40	69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 0a 61 74 20 3c 61 20 68 72 65 66 3d 22	it.bang.serial.data.at.<a.href="
10df60	23 62 22 3e 62 3c 2f 61 3e 20 62 61 75 64 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 64 62 22	#b">b</a>.baud.and.<a.href="#db"
10df80	3e 64 62 3c 2f 61 3e 20 64 61 74 61 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20	>db</a>.data.bits..<br><br>Upon.
10dfa0	73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e	success.nothing.is.returned...On
10dfc0	20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69	.error.a.negative.status.code.wi
10dfe0	6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 61 75 64	ll.be.returned..<br><br>The.baud
10e000	00 00 01 0e 20 61 20 72 61 74 65 20 6f 66 20 35 30 20 74 69 6d 65 73 20 70 65 72 20 73 65 63 6f	.....a.rate.of.50.times.per.seco
10e020	6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 77 69 6c 6c 20 63 6f 6d 6d 61 6e 64 20 61 20	nd..<br><br>This.will.command.a.
10e040	73 65 72 76 6f 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 47 50 49 4f 20 31 37 20 74 6f 20 72 6f	servo.connected.to.GPIO.17.to.ro
10e060	74 61 74 65 20 74 6f 20 69 74 73 20 6d 69 64 2d 70 6f 69 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	tate.to.its.mid-point..<br><br><
10e080	62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	b><small>Example</small></b><br>
10e0a0	3c 62 72 3e 3c 63 6f 64 65 3e 70 69 67 73 26 6e 62 73 70 3b 73 26 6e 62 73 70 3b 31 37 26 6e 62	<br><code>pigs&nbsp;s&nbsp;17&nb
10e0c0	73 70 3b 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 77 69 74 63 68 26 6e 62 73 70 3b 73 65 72	sp;0&nbsp;#&nbsp;Switch&nbsp;ser
10e0e0	76 6f 26 6e 62 73 70 3b 70 75 6c 73 65 73 26 6e 62 73 70 3b 6f 66 66 2e 3c 62 72 3e 3c 2f 63 6f	vo&nbsp;pulses&nbsp;off.<br></co
10e100	64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 45 52 43 22 3e 53 45 52 43 3c 2f 61 3e 0a 20	de><h3><a.name="SERC">SERC</a>..
10e120	3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 2d 20 43 6c 6f 73 65 20 73 65 72 69 61	<a.href="#h">h</a>.-.Close.seria
10e140	6c 20 68 61 6e 64 6c 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 63 6c 6f 73 65 73	l.handle</h3>This.command.closes
10e160	20 61 20 73 65 72 69 61 6c 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c	.a.serial.handle.<a.href="#h">h<
10e180	2f 61 3e 20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64 20 77 69 74 68 20 3c 61 20 68 72	/a>.previously.opened.with.<a.hr
10e1a0	65 66 3d 22 23 53 45 52 4f 22 3e 53 45 52 4f 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f	ef="#SERO">SERO</a>..<br><br>Upo
10e1c0	6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20	n.success.nothing.is.returned...
10e1e0	4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a	On.error.a.negative.status.code.
10e200	77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	will.be.returned..<br><br><b><sm
10e220	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
10e240	63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 65 72 63 26 6e 62 73 70 3b	code>$&nbsp;pigs&nbsp;serc&nbsp;
10e260	30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 46 69 72 73 74 26 6e 62 73 70 3b 63 6c 6f 73 65 26 6e	0&nbsp;#&nbsp;First&nbsp;close&n
10e280	62 73 70 3b 6f 6b 61 79 2e 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	bsp;okay.<br><br>$&nbsp;pigs&nbs
10e2a0	70 3b 73 65 72 63 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 65 63 6f 6e 64	p;serc&nbsp;0&nbsp;#&nbsp;Second
10e2c0	26 6e 62 73 70 3b 63 6c 6f 73 65 26 6e 62 73 70 3b 67 69 76 65 73 26 6e 62 73 70 3b 65 72 72 6f	&nbsp;close&nbsp;gives&nbsp;erro
10e2e0	72 2e 3c 62 72 3e 2d 32 35 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 75 6e 6b 6e 6f 77 6e	r.<br>-25<br>ERROR:&nbsp;unknown
10e300	26 6e 62 73 70 3b 68 61 6e 64 6c 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	&nbsp;handle<br></code><h3><a.na
10e320	6d 65 3d 22 53 45 52 44 41 22 3e 53 45 52 44 41 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23	me="SERDA">SERDA</a>..<a.href="#
10e340	68 22 3e 68 3c 2f 61 3e 20 2d 20 43 68 65 63 6b 20 66 6f 72 20 73 65 72 69 61 6c 20 64 61 74 61	h">h</a>.-.Check.for.serial.data
10e360	20 72 65 61 64 79 20 74 6f 20 72 65 61 64 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20	.ready.to.read</h3>This.command.
10e380	72 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 6f 66 20 64	returns.the.number.of.bytes.of.d
10e3a0	61 74 61 20 61 76 61 69 6c 61 62 6c 65 0a 74 6f 20 62 65 20 72 65 61 64 20 66 72 6f 6d 20 74 68	ata.available.to.be.read.from.th
10e3c0	65 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20	e.serial.device.associated.with.
10e3e0	68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c	handle.<a.href="#h">h</a>..<br><
10e400	62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 62 79 74	br>Upon.success.the.count.of.byt
10e420	65 73 20 61 76 61 69 6c 61 62 6c 65 20 74 6f 20 62 65 20 72 65 61 64 20 69 73 0a 72 65 74 75 72	es.available.to.be.read.is.retur
10e440	6e 65 64 20 28 77 68 69 63 68 20 6d 61 79 20 62 65 20 30 29 2e 20 20 4f 6e 20 65 72 72 6f 72 20	ned.(which.may.be.0)...On.error.
10e460	61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72	a.negative.status.code.will.be.r
10e480	65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70	eturned..<br><br><b><small>Examp
10e4a0	6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62	le</small></b><br><br><code>$&nb
10e4c0	73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 65 72 64 61 26 6e 62 73 70 3b 30 3c 62 72 3e 30 3c 62	sp;pigs&nbsp;serda&nbsp;0<br>0<b
10e4e0	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 45 52 4f 22 3e 53 45 52 4f	r></code><h3><a.name="SERO">SERO
10e500	3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 64 65 76 22 3e 64 65 76 3c 2f 61 3e 20 3c 61 20	</a>..<a.href="#dev">dev</a>.<a.
10e520	68 72 65 66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 66 22 3e 73	href="#b">b</a>.<a.href="#sef">s
10e540	65 66 3c 2f 61 3e 20 2d 20 4f 70 65 6e 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 64 65 76 20	ef</a>.-.Open.serial.device.dev.
10e560	61 74 20 62 61 75 64 20 62 20 77 69 74 68 20 66 6c 61 67 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f	at.baud.b.with.flags</h3>This.co
10e580	6d 6d 61 6e 64 20 6f 70 65 6e 73 20 74 68 65 20 73 65 72 69 61 6c 20 3c 61 20 68 72 65 66 3d 22	mmand.opens.the.serial.<a.href="
10e5a0	23 64 65 76 22 3e 64 65 76 3c 2f 61 3e 20 61 74 20 3c 61 20 68 72 65 66 3d 22 23 62 22 3e 62 3c	#dev">dev</a>.at.<a.href="#b">b<
10e5c0	2f 61 3e 20 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 20	/a>.bits.per.second..<br><br>No.
10e5e0	66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 20 20 3c 61	flags.are.currently.defined...<a
10e600	20 68 72 65 66 3d 22 23 73 65 66 22 3e 73 65 66 3c 2f 61 3e 20 73 68 6f 75 6c 64 20 62 65 20 73	.href="#sef">sef</a>.should.be.s
10e620	65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73	et.to.zero..<br><br>Upon.success
10e640	20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20	.a.handle.(&gt;=0).is.returned..
10e660	20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65	.On.error.a.negative.status.code
10e680	0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 64	.will.be.returned..<br><br>The.d
10e6a0	65 76 69 63 65 20 6e 61 6d 65 20 6d 75 73 74 20 73 74 61 72 74 20 77 69 74 68 20 2f 64 65 76 2f	evice.name.must.start.with./dev/
10e6c0	74 74 79 20 6f 72 20 2f 64 65 76 2f 73 65 72 69 61 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	tty.or./dev/serial..<br><br>The.
10e6e0	62 61 75 64 20 72 61 74 65 20 6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20 35 30 2c 20 37 35 2c	baud.rate.must.be.one.of.50,.75,
10e700	20 31 31 30 2c 20 31 33 34 2c 20 31 35 30 2c 0a 32 30 30 2c 20 33 30 30 2c 20 36 30 30 2c 20 31	.110,.134,.150,.200,.300,.600,.1
10e720	32 30 30 2c 20 31 38 30 30 2c 20 32 34 30 30 2c 20 34 38 30 30 2c 20 39 36 30 30 2c 20 31 39 32	200,.1800,.2400,.4800,.9600,.192
10e740	30 30 2c 0a 33 38 34 30 30 2c 20 35 37 36 30 30 2c 20 31 31 35 32 30 30 2c 20 6f 72 20 32 33 30	00,.38400,.57600,.115200,.or.230
10e760	34 30 30 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	400..<br><br><b><small>Example</
10e780	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70	small></b><br><br><code>$&nbsp;p
10e7a0	69 67 73 26 6e 62 73 70 3b 73 65 72 6f 26 6e 62 73 70 3b 2f 64 65 76 2f 74 74 79 41 4d 41 30 26	igs&nbsp;sero&nbsp;/dev/ttyAMA0&
10e7c0	6e 62 73 70 3b 39 36 30 30 26 6e 62 73 70 3b 30 3c 62 72 3e 30 3c 62 72 3e 3c 62 72 3e 24 26 6e	nbsp;9600&nbsp;0<br>0<br><br>$&n
10e7e0	62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 65 72 6f 26 6e 62 73 70 3b 2f 64 65 76 2f 74 74 79	bsp;pigs&nbsp;sero&nbsp;/dev/tty
10e800	31 26 6e 62 73 70 3b 33 38 34 30 30 26 6e 62 73 70 3b 30 3c 62 72 3e 31 3c 62 72 3e 3c 2f 63 6f	1&nbsp;38400&nbsp;0<br>1<br></co
10e820	64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 45 52 52 22 3e 53 45 52 52 3c 2f 61 3e 0a 20	de><h3><a.name="SERR">SERR</a>..
10e840	3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d	<a.href="#h">h</a>.<a.href="#num
10e860	22 3e 6e 75 6d 3c 2f 61 3e 20 2d 20 52 65 61 64 20 62 79 74 65 73 20 66 72 6f 6d 20 73 65 72 69	">num</a>.-.Read.bytes.from.seri
10e880	61 6c 20 68 61 6e 64 6c 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72	al.handle</h3>This.command.retur
10e8a0	6e 73 20 75 70 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20	ns.up.to.<a.href="#num">num</a>.
10e8c0	62 79 74 65 73 20 6f 66 20 64 61 74 61 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 0a 73 65 72 69	bytes.of.data.read.from.the.seri
10e8e0	61 6c 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65	al.device.associated.with.handle
10e900	20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f	.<a.href="#h">h</a>..<br><br>Upo
10e920	6e 20 73 75 63 63 65 73 73 20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20	n.success.the.count.of.returned.
10e940	62 79 74 65 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 74 68 65 20 62 79 74 65 73 20 74 68 65 6d	bytes.followed.by.the.bytes.them
10e960	73 65 6c 76 65 73 0a 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20	selves.is.returned...On.error.a.
10e980	6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74	negative.status.code.will.be.ret
10e9a0	75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65	urned..<br><br><b><small>Example
10e9c0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70	</small></b><br><br><code>$&nbsp
10e9e0	3b 70 69 67 73 26 6e 62 73 70 3b 73 65 72 72 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 3c 62	;pigs&nbsp;serr&nbsp;0&nbsp;10<b
10ea00	72 3e 35 26 6e 62 73 70 3b 34 38 26 6e 62 73 70 3b 34 39 26 6e 62 73 70 3b 31 32 38 26 6e 62 73	r>5&nbsp;48&nbsp;49&nbsp;128&nbs
10ea20	70 3b 31 34 34 26 6e 62 73 70 3b 32 35 35 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67	p;144&nbsp;255<br><br>$&nbsp;pig
10ea40	73 26 6e 62 73 70 3b 73 65 72 72 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 3c 62 72 3e 30 3c	s&nbsp;serr&nbsp;0&nbsp;10<br>0<
10ea60	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 45 52 52 42 22 3e 53 45	br></code><h3><a.name="SERRB">SE
10ea80	52 52 42 3c 2f 61 3e 0a 20 2d 20 52 65 61 64 20 62 79 74 65 20 66 72 6f 6d 20 73 65 72 69 61 6c	RRB</a>..-.Read.byte.from.serial
10eaa0	20 68 61 6e 64 6c 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73	.handle</h3>This.command.returns
10eac0	20 61 20 62 79 74 65 20 6f 66 20 64 61 74 61 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 20 73 65	.a.byte.of.data.read.from.the.se
10eae0	72 69 61 6c 0a 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64	rial.device.associated.with.hand
10eb00	6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55	le.<a.href="#h">h</a>..<br><br>U
10eb20	70 6f 6e 20 73 75 63 63 65 73 73 20 61 20 6e 75 6d 62 65 72 20 62 65 74 77 65 65 6e 20 30 20 61	pon.success.a.number.between.0.a
10eb40	6e 64 20 32 35 35 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 4f 6e 20 65 72 72 6f 72 20 61 20 6e	nd.255.is.returned..On.error.a.n
10eb60	65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75	egative.status.code.will.be.retu
10eb80	72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	rned..<br><br><b><small>Example<
10eba0	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b	/small></b><br><br><code>$&nbsp;
10ebc0	70 69 67 73 26 6e 62 73 70 3b 73 65 72 72 62 26 6e 62 73 70 3b 30 3c 62 72 3e 32 33 3c 62 72 3e	pigs&nbsp;serrb&nbsp;0<br>23<br>
10ebe0	24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 65 72 72 62 26 6e 62 73 70 3b 30 3c 62 72	$&nbsp;pigs&nbsp;serrb&nbsp;0<br
10ec00	3e 34 35 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 45 52 57 22	>45<br></code><h3><a.name="SERW"
10ec20	3e 53 45 52 57 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61	>SERW</a>..<a.href="#h">h</a>.<a
10ec40	20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 57 72 69 74 65 20 62 79 74	.href="#bvs">bvs</a>.-.Write.byt
10ec60	65 73 20 74 6f 20 73 65 72 69 61 6c 20 68 61 6e 64 6c 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d	es.to.serial.handle</h3>This.com
10ec80	6d 61 6e 64 20 77 72 69 74 65 73 20 62 79 74 65 73 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22	mand.writes.bytes.<a.href="#bvs"
10eca0	3e 62 76 73 3c 2f 61 3e 20 74 6f 20 74 68 65 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 61 73	>bvs</a>.to.the.serial.device.as
10ecc0	73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68	sociated.with.handle.<a.href="#h
10ece0	22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f	">h</a>..<br><br>Upon.success.no
10ed00	74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e	thing.is.returned...On.error.a.n
10ed20	65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75	egative.status.code.will.be.retu
10ed40	72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	rned..<br><br><b><small>Example<
10ed60	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b	/small></b><br><br><code>$&nbsp;
10ed80	70 69 67 73 26 6e 62 73 70 3b 73 65 72 77 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 33 26 6e 62	pigs&nbsp;serw&nbsp;0&nbsp;23&nb
10eda0	73 70 3b 34 35 26 6e 62 73 70 3b 36 37 26 6e 62 73 70 3b 38 39 3c 62 72 3e 3c 2f 63 6f 64 65 3e	sp;45&nbsp;67&nbsp;89<br></code>
10edc0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 45 52 57 42 22 3e 53 45 52 57 42 3c 2f 61 3e 0a 20 3c	<h3><a.name="SERWB">SERWB</a>..<
10ede0	61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 22 3e	a.href="#h">h</a>.<a.href="#bv">
10ee00	62 76 3c 2f 61 3e 20 2d 20 57 72 69 74 65 20 62 79 74 65 20 74 6f 20 73 65 72 69 61 6c 20 68 61	bv</a>.-.Write.byte.to.serial.ha
10ee20	6e 64 6c 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77 72 69 74 65 73 20 61 20 73	ndle</h3>This.command.writes.a.s
10ee40	69 6e 67 6c 65 20 62 79 74 65 20 3c 61 20 68 72 65 66 3d 22 23 62 76 22 3e 62 76 3c 2f 61 3e 20	ingle.byte.<a.href="#bv">bv</a>.
10ee60	74 6f 20 74 68 65 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20	to.the.serial.device.associated.
10ee80	77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a	with.handle.<a.href="#h">h</a>..
10eea0	3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20	<br><br>Upon.success.nothing.is.
10eec0	72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73	returned...On.error.a.negative.s
10eee0	74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72	tatus.code.will.be.returned..<br
10ef00	3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f	><br><b><small>Example</small></
10ef20	62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70	b><br><br><code>$&nbsp;pigs&nbsp
10ef40	3b 73 65 72 77 62 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 33 3c 62 72 3e 24 26 6e 62 73 70 3b	;serwb&nbsp;0&nbsp;23<br>$&nbsp;
10ef60	70 69 67 73 26 6e 62 73 70 3b 73 65 72 77 62 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 78 66 30	pigs&nbsp;serwb&nbsp;0&nbsp;0xf0
10ef80	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 48 45 4c 4c 22 3e 53	<br></code><h3><a.name="SHELL">S
10efa0	48 45 4c 4c 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 6e 61 6d 65 22 3e 6e 61 6d 65 3c 2f	HELL</a>..<a.href="#name">name</
10efc0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 72 22 3e 73 74 72 3c 2f 61 3e 20 2d 20 45 78 65 63	a>.<a.href="#str">str</a>.-.Exec
10efe0	75 74 65 20 61 20 73 68 65 6c 6c 20 63 6f 6d 6d 61 6e 64 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d	ute.a.shell.command</h3>This.com
10f000	00 00 01 0f 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74	.....PWM.is.active.on.the.GPIO.t
10f020	68 65 20 72 65 70 6f 72 74 65 64 20 72 65 61 6c 20 72 61 6e 67 65 0a 77 69 6c 6c 20 62 65 20 61	he.reported.real.range.will.be.a
10f040	70 70 72 6f 78 69 6d 61 74 65 6c 79 20 32 35 30 4d 20 64 69 76 69 64 65 64 20 62 79 20 74 68 65	pproximately.250M.divided.by.the
10f060	20 73 65 74 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 20 65	.set.PWM.frequency..<br><br>On.e
10f080	72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c	rror.a.negative.status.code.will
10f0a0	20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65	.be.returned..<br><br>See.<a.hre
10f0c0	66 3d 22 23 50 52 53 22 3e 50 52 53 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	f="#PRS">PRS</a>..<br><br><b><sm
10f0e0	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
10f100	63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 72 67 26 6e 62 73 70 3b	code>$&nbsp;pigs&nbsp;prrg&nbsp;
10f120	31 37 3c 62 72 3e 32 35 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	17<br>250<br><br>$&nbsp;pigs&nbs
10f140	70 3b 70 66 73 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 30 3c 62 72 3e 31 30 3c 62 72 3e 24 26	p;pfs&nbsp;17&nbsp;0<br>10<br>$&
10f160	6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 72 67 26 6e 62 73 70 3b 31 37 3c 62 72 3e 32	nbsp;pigs&nbsp;prrg&nbsp;17<br>2
10f180	30 30 30 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 66 73	0000<br><br>$&nbsp;pigs&nbsp;pfs
10f1a0	26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 30 30 30 30 30 3c 62 72 3e 38 30 30 30 3c 62 72 3e	&nbsp;17&nbsp;100000<br>8000<br>
10f1c0	24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 72 67 26 6e 62 73 70 3b 31 37 3c 62 72	$&nbsp;pigs&nbsp;prrg&nbsp;17<br
10f1e0	3e 32 35 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 52 53 22 3e	>25<br></code><h3><a.name="PRS">
10f200	50 52 53 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68	PRS</a>..<a.href="#u">u</a>.<a.h
10f220	72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20 2d 20 53 65 74 20 47 50 49 4f 20 50 57 4d 20 72 61	ref="#v">v</a>.-.Set.GPIO.PWM.ra
10f240	6e 67 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 74 68 65 20 64 75	nge</h3>This.command.sets.the.du
10f260	74 79 63 79 63 6c 65 20 72 61 6e 67 65 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e	tycycle.range.<a.href="#v">v</a>
10f280	20 74 6f 20 62 65 20 75 73 65 64 20 66 6f 72 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 75	.to.be.used.for.GPIO.<a.href="#u
10f2a0	22 3e 75 3c 2f 61 3e 2e 0a 53 75 62 73 65 71 75 65 6e 74 20 75 73 65 73 20 6f 66 20 63 6f 6d 6d	">u</a>..Subsequent.uses.of.comm
10f2c0	61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 50 2f 50 57 4d 22 3e 50 2f 50 57 4d 3c 2f 61 3e 20 77	and.<a.href="#P/PWM">P/PWM</a>.w
10f2e0	69 6c 6c 20 75 73 65 20 61 20 64 75 74 79 63 79 63 6c 65 20 62 65 74 77 65 65 6e 20 30 20 28 6f	ill.use.a.dutycycle.between.0.(o
10f300	66 66 29 0a 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20 28 66 75 6c 6c	ff).and.<a.href="#v">v</a>.(full
10f320	79 20 6f 6e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20	y.on)..<br><br>Upon.success.the.
10f340	72 65 61 6c 20 75 6e 64 65 72 6c 79 69 6e 67 20 72 61 6e 67 65 20 75 73 65 64 20 62 79 20 74 68	real.underlying.range.used.by.th
10f360	65 20 47 50 49 4f 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 4f 6e 20 65 72 72 6f 72 20 61 20 6e	e.GPIO.is.returned..On.error.a.n
10f380	65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75	egative.status.code.will.be.retu
10f3a0	72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d 20 69 73 20 63 75 72 72 65 6e 74 6c	rned..<br><br>If.PWM.is.currentl
10f3c0	79 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 69 74 73 20 64 75 74 79 63 79 63	y.active.on.the.GPIO.its.dutycyc
10f3e0	6c 65 20 77 69 6c 6c 20 62 65 20 73 63 61 6c 65 64 20 74 6f 0a 72 65 66 6c 65 63 74 20 74 68 65	le.will.be.scaled.to.reflect.the
10f400	20 6e 65 77 20 72 61 6e 67 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 61 6c 20 72 61 6e	.new.range..<br><br>The.real.ran
10f420	67 65 2c 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 73 74 65 70 73 20 62 65 74 77 65 65 6e 20	ge,.the.number.of.steps.between.
10f440	66 75 6c 6c 79 20 6f 66 66 20 61 6e 64 20 66 75 6c 6c 79 20 6f 6e 0a 66 6f 72 20 65 61 63 68 20	fully.off.and.fully.on.for.each.
10f460	66 72 65 71 75 65 6e 63 79 2c 20 69 73 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f	frequency,.is.given.in.the.follo
10f480	77 69 6e 67 20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65	wing.table..<br><br><table.borde
10f4a0	72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e	r="1".cellpadding="2".cellspacin
10f4c0	67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 23 31 3c 2f 74 64 3e 3c 74 64 3e	g="2"><tbody><tr><td>#1</td><td>
10f4e0	23 32 3c 2f 74 64 3e 3c 74 64 3e 23 33 3c 2f 74 64 3e 3c 74 64 3e 23 34 3c 2f 74 64 3e 3c 74 64	#2</td><td>#3</td><td>#4</td><td
10f500	3e 23 35 3c 2f 74 64 3e 3c 74 64 3e 23 36 3c 2f 74 64 3e 3c 74 64 3e 23 37 3c 2f 74 64 3e 3c 74	>#5</td><td>#6</td><td>#7</td><t
10f520	64 3e 23 38 3c 2f 74 64 3e 3c 74 64 3e 23 39 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	d>#8</td><td>#9</td></tr><tr><td
10f540	3e 32 35 3c 2f 74 64 3e 3c 74 64 3e 35 30 3c 2f 74 64 3e 3c 74 64 3e 31 30 30 3c 2f 74 64 3e 3c	>25</td><td>50</td><td>100</td><
10f560	74 64 3e 31 32 35 3c 2f 74 64 3e 3c 74 64 3e 32 30 30 3c 2f 74 64 3e 3c 74 64 3e 32 35 30 3c 2f	td>125</td><td>200</td><td>250</
10f580	74 64 3e 3c 74 64 3e 34 30 30 3c 2f 74 64 3e 3c 74 64 3e 35 30 30 3c 2f 74 64 3e 3c 74 64 3e 36	td><td>400</td><td>500</td><td>6
10f5a0	32 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	25</td></tr><tr><td></td><td></t
10f5c0	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	d><td></td><td></td><td></td><td
10f5e0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	></td><td></td><td></td><td></td
10f600	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 23 31 30 3c 2f 74 64 3e 3c 74 64 3e 23 31 31 3c 2f 74	></tr><tr><td>#10</td><td>#11</t
10f620	64 3e 3c 74 64 3e 23 31 32 3c 2f 74 64 3e 3c 74 64 3e 23 31 33 3c 2f 74 64 3e 3c 74 64 3e 23 31	d><td>#12</td><td>#13</td><td>#1
10f640	34 3c 2f 74 64 3e 3c 74 64 3e 23 31 35 3c 2f 74 64 3e 3c 74 64 3e 23 31 36 3c 2f 74 64 3e 3c 74	4</td><td>#15</td><td>#16</td><t
10f660	64 3e 23 31 37 3c 2f 74 64 3e 3c 74 64 3e 23 31 38 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	d>#17</td><td>#18</td></tr><tr><
10f680	74 64 3e 38 30 30 3c 2f 74 64 3e 3c 74 64 3e 31 30 30 30 3c 2f 74 64 3e 3c 74 64 3e 31 32 35 30	td>800</td><td>1000</td><td>1250
10f6a0	3c 2f 74 64 3e 3c 74 64 3e 32 30 30 30 3c 2f 74 64 3e 3c 74 64 3e 32 35 30 30 3c 2f 74 64 3e 3c	</td><td>2000</td><td>2500</td><
10f6c0	74 64 3e 34 30 30 30 3c 2f 74 64 3e 3c 74 64 3e 35 30 30 30 3c 2f 74 64 3e 3c 74 64 3e 31 30 30	td>4000</td><td>5000</td><td>100
10f6e0	30 30 3c 2f 74 64 3e 3c 74 64 3e 32 30 30 30 30 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64	00</td><td>20000</td></tr></tbod
10f700	79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 61 6c 20 76 61 6c 75 65	y></table><br><br>The.real.value
10f720	20 73 65 74 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 50 52 53 22 3e 50 52 53 3c 2f 61 3e 20 69	.set.by.<a.href="#PRS">PRS</a>.i
10f740	73 20 28 64 75 74 79 63 79 63 6c 65 20 2a 20 72 65 61 6c 20 72 61 6e 67 65 29 20 2f 20 72 61 6e	s.(dutycycle.*.real.range)./.ran
10f760	67 65 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 50 52 52 47 22 3e	ge..<br><br>See.<a.href="#PRRG">
10f780	50 52 52 47 3c 2f 61 3e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70	PRRG</a>.<br><br><b><small>Examp
10f7a0	6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62	le</small></b><br><br><code>$&nb
10f7c0	73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 73 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 30	sp;pigs&nbsp;prs&nbsp;18&nbsp;10
10f7e0	30 30 3c 62 72 3e 32 35 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	00<br>250<br></code><h3><a.name=
10f800	22 50 55 44 22 3e 50 55 44 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61	"PUD">PUD</a>..<a.href="#g">g</a
10f820	3e 20 3c 61 20 68 72 65 66 3d 22 23 70 22 3e 70 3c 2f 61 3e 20 2d 20 53 65 74 20 47 50 49 4f 20	>.<a.href="#p">p</a>.-.Set.GPIO.
10f840	70 75 6c 6c 20 75 70 2f 64 6f 77 6e 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65	pull.up/down</h3>This.command.se
10f860	74 73 20 74 68 65 20 69 6e 74 65 72 6e 61 6c 20 70 75 6c 6c 2f 75 70 20 64 6f 77 6e 20 66 6f 72	ts.the.internal.pull/up.down.for
10f880	20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 74 6f 20 6d 6f 64 65	.GPIO.<a.href="#g">g</a>.to.mode
10f8a0	20 3c 61 20 68 72 65 66 3d 22 23 70 22 3e 70 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f	.<a.href="#p">p</a>..<br><br>Upo
10f8c0	6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20	n.success.nothing.is.returned...
10f8e0	4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a	On.error.a.negative.status.code.
10f900	77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 6f	will.be.returned..<br><br>The.mo
10f920	64 65 20 6d 61 79 20 62 65 20 70 75 6c 6c 2d 64 6f 77 6e 20 28 44 29 2c 20 70 75 6c 6c 2d 75 70	de.may.be.pull-down.(D),.pull-up
10f940	20 28 55 29 2c 20 6f 72 20 6f 66 66 20 28 4f 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	.(U),.or.off.(O)..<br><br><b><sm
10f960	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
10f980	63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 75 64 26 6e 62 73 70 3b 34	code>$&nbsp;pigs&nbsp;pud&nbsp;4
10f9a0	26 6e 62 73 70 3b 64 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 70 75 6c	&nbsp;d&nbsp;#&nbsp;Set&nbsp;pul
10f9c0	6c 2d 64 6f 77 6e 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 2e	l-down&nbsp;on&nbsp;GPIO&nbsp;4.
10f9e0	3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 75 64 26 6e 62 73 70 3b 34 26	<br>$&nbsp;pigs&nbsp;pud&nbsp;4&
10fa00	6e 62 73 70 3b 75 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 70 75 6c 6c	nbsp;u&nbsp;#&nbsp;Set&nbsp;pull
10fa20	2d 75 70 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 2e 3c 62 72	-up&nbsp;on&nbsp;GPIO&nbsp;4.<br
10fa40	3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 75 64 26 6e 62 73 70 3b 34 26 6e 62 73	>$&nbsp;pigs&nbsp;pud&nbsp;4&nbs
10fa60	70 3b 6f 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 4e 6f 26 6e 62 73 70 3b 70 75 6c 6c 2d 75 70 2f	p;o&nbsp;#&nbsp;No&nbsp;pull-up/
10fa80	64 6f 77 6e 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 2e 3c 62	down&nbsp;on&nbsp;GPIO&nbsp;4.<b
10faa0	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 52 2f 52 45 41 44 22 3e 52 2f	r></code><h3><a.name="R/READ">R/
10fac0	52 45 41 44 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 2d 20 52	READ</a>..<a.href="#g">g</a>.-.R
10fae0	65 61 64 20 47 50 49 4f 20 6c 65 76 65 6c 3c 2f 68 33 3e 54 68 69 73 20 72 65 61 64 73 20 74 68	ead.GPIO.level</h3>This.reads.th
10fb00	65 20 63 75 72 72 65 6e 74 20 6c 65 76 65 6c 20 6f 66 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d	e.current.level.of.GPIO.<a.href=
10fb20	22 23 67 22 3e 67 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73	"#g">g</a>..<br><br>Upon.success
10fb40	20 74 68 65 20 63 75 72 72 65 6e 74 20 6c 65 76 65 6c 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20	.the.current.level.is.returned..
10fb60	20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65	.On.error.a.negative.status.code
10fb80	0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	.will.be.returned..<br><br><b><s
10fba0	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
10fbc0	3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 72 26 6e 62 73 70 3b 31 37	<code>$&nbsp;pigs&nbsp;r&nbsp;17
10fbe0	26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 47 65 74 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70	&nbsp;#&nbsp;Get&nbsp;level&nbsp
10fc00	3b 6f 66 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 31 37 2e 3c 62 72 3e 30 3c 62 72 3e 3c	;of&nbsp;GPIO&nbsp;17.<br>0<br><
10fc20	62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 72 26 6e 62 73 70 3b 34 26 6e 62 73	br>$&nbsp;pigs&nbsp;r&nbsp;4&nbs
10fc40	70 3b 23 26 6e 62 73 70 3b 47 65 74 26 6e 62 73 70 3b 6c 65 76 65 6c 26 6e 62 73 70 3b 6f 66 26	p;#&nbsp;Get&nbsp;level&nbsp;of&
10fc60	6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 2e 3c 62 72 3e 31 3c 62 72 3e 3c 2f 63 6f 64 65	nbsp;GPIO&nbsp;4.<br>1<br></code
10fc80	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 53 2f 53 45 52 56 4f 22 3e 53 2f 53 45 52 56 4f 3c 2f	><h3><a.name="S/SERVO">S/SERVO</
10fca0	61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	a>..<a.href="#u">u</a>.<a.href="
10fcc0	23 76 22 3e 76 3c 2f 61 3e 20 2d 20 53 65 74 20 47 50 49 4f 20 73 65 72 76 6f 20 70 75 6c 73 65	#v">v</a>.-.Set.GPIO.servo.pulse
10fce0	77 69 64 74 68 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 74 61 72 74 73 20 73 65	width</h3>This.command.starts.se
10fd00	72 76 6f 20 70 75 6c 73 65 73 20 6f 66 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e	rvo.pulses.of.<a.href="#v">v</a>
10fd20	20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 6e 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23	.microseconds.on.GPIO.<a.href="#
10fd40	75 22 3e 75 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e	u">u</a>..<br><br>Upon.success.n
10fd60	6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20	othing.is.returned...On.error.a.
10fd80	6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74	negative.status.code.will.be.ret
10fda0	75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69	urned..<br><br>The.servo.pulsewi
10fdc0	64 74 68 20 6d 61 79 20 62 65 20 30 20 28 6f 66 66 29 2c 20 35 30 30 20 28 6d 6f 73 74 20 61 6e	dth.may.be.0.(off),.500.(most.an
10fde0	74 69 2d 63 6c 6f 63 6b 77 69 73 65 29 0a 74 6f 20 32 35 30 30 20 28 6d 6f 73 74 20 63 6c 6f 63	ti-clockwise).to.2500.(most.cloc
10fe00	6b 77 69 73 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 61 6e 67 65 20 73 75 70 70 6f 72	kwise)..<br><br>The.range.suppor
10fe20	74 65 64 20 62 79 20 73 65 72 76 6f 73 20 76 61 72 69 65 73 20 61 6e 64 20 73 68 6f 75 6c 64 20	ted.by.servos.varies.and.should.
10fe40	70 72 6f 62 61 62 6c 79 20 62 65 20 64 65 74 65 72 6d 69 6e 65 64 0a 62 79 20 65 78 70 65 72 69	probably.be.determined.by.experi
10fe60	6d 65 6e 74 2e 20 47 65 6e 65 72 61 6c 6c 79 20 76 61 6c 75 65 73 20 62 65 74 77 65 65 6e 20 31	ment..Generally.values.between.1
10fe80	30 30 30 2d 32 30 30 30 20 73 68 6f 75 6c 64 20 62 65 20 73 61 66 65 2e 0a 41 20 76 61 6c 75 65	000-2000.should.be.safe..A.value
10fea0	20 6f 66 20 31 35 30 30 20 73 68 6f 75 6c 64 20 61 6c 77 61 79 73 20 62 65 20 73 61 66 65 20 61	.of.1500.should.always.be.safe.a
10fec0	6e 64 20 72 65 70 72 65 73 65 6e 74 73 0a 74 68 65 20 6d 69 64 2d 70 6f 69 6e 74 20 6f 66 20 72	nd.represents.the.mid-point.of.r
10fee0	6f 74 61 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 59 6f 75 20 63 61 6e 20 44 41 4d 41 47 45 20	otation..<br><br>You.can.DAMAGE.
10ff00	61 20 73 65 72 76 6f 20 69 66 20 79 6f 75 20 63 6f 6d 6d 61 6e 64 20 69 74 20 74 6f 20 6d 6f 76	a.servo.if.you.command.it.to.mov
10ff20	65 20 62 65 79 6f 6e 64 20 69 74 73 20 6c 69 6d 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e	e.beyond.its.limits..<br><br><b>
10ff40	3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62	<small>Example</small></b><br><b
10ff60	72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 53 45 52 56 4f 26 6e	r><code>$&nbsp;pigs&nbsp;SERVO&n
10ff80	62 73 70 3b 31 37 26 6e 62 73 70 3b 31 35 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	bsp;17&nbsp;1500<br></code><br><
10ffa0	62 72 3e 54 68 69 73 20 65 78 61 6d 70 6c 65 20 63 61 75 73 65 73 20 61 6e 20 6f 6e 20 70 75 6c	br>This.example.causes.an.on.pul
10ffc0	73 65 20 6f 66 20 31 35 30 30 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 64 75 72 61 74 69 6f 6e	se.of.1500.microseconds.duration
10ffe0	20 74 6f 20 62 65 0a 74 72 61 6e 73 6d 69 74 74 65 64 20 6f 6e 20 47 50 49 4f 20 31 37 20 61 74	.to.be.transmitted.on.GPIO.17.at
110000	00 00 01 0b 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62	....;250&nbsp;&nbsp;200&nbsp;&nb
110020	73 70 3b 31 36 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;160<br>&nbsp;&nbsp;&nbsp;&nbs
110040	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
110060	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;125&nbsp;&nbsp
110080	3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;100&nbsp;&nbsp;&nbsp;&nbs
1100a0	70 3b 38 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e	p;80&nbsp;&nbsp;&nbsp;50&nbsp;&n
1100c0	62 73 70 3b 26 6e 62 73 70 3b 34 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35	bsp;&nbsp;40&nbsp;&nbsp;&nbsp;25
1100e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;20&nbsp;&nbsp;
110100	26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;10&nbsp;&nbsp;&nbsp;&nbsp;
110120	35 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 50 57 4d	5<br></code><h3><a.name="get_PWM
110140	5f 66 72 65 71 75 65 6e 63 79 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	_frequency"></a><a.href="#int"><
110160	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 50 57 4d 5f 66 72	small>int</small></a>.get_PWM_fr
110180	65 71 75 65 6e 63 79 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e	equency<small>(<a.href="#int">in
1101a0	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68	t</a>.<a.href="#pi">pi</a>,.<a.h
1101c0	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
1101e0	68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29	href="#user_gpio">user_gpio</a>)
110200	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20	</small></h3>.Get.the.frequency.
110220	6f 66 20 50 57 4d 20 62 65 69 6e 67 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c	of.PWM.being.used.on.the.GPIO..<
110240	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	br><br><code>&nbsp;&nbsp;&nbsp;&
110260	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b	nbsp;&nbsp;&nbsp;&nbsp;pi:&nbsp;
110280	26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62	&gt;=0&nbsp;(as&nbsp;returned&nb
1102a0	73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72	sp;by&nbsp;<a.href="#pigpio_star
1102c0	74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70	t">pigpio_start</a>).<br>user_gp
1102e0	69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	io:&nbsp;0-31.<br></code><br><br
110300	3e 46 6f 72 20 6e 6f 72 6d 61 6c 20 50 57 4d 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 77 69	>For.normal.PWM.the.frequency.wi
110320	6c 6c 20 62 65 20 74 68 61 74 20 64 65 66 69 6e 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20	ll.be.that.defined.for.the.GPIO.
110340	62 79 0a 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e	by.<a.href="#set_PWM_frequency">
110360	73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49	set_PWM_frequency</a>..<br><br>I
110380	66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20	f.a.hardware.clock.is.active.on.
1103a0	74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 66 72 65 71 75 65 6e 63 79 0a	the.GPIO.the.reported.frequency.
1103c0	77 69 6c 6c 20 62 65 20 74 68 61 74 20 73 65 74 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 68 61	will.be.that.set.by.<a.href="#ha
1103e0	72 64 77 61 72 65 5f 63 6c 6f 63 6b 22 3e 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 3c 2f 61 3e	rdware_clock">hardware_clock</a>
110400	2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74	..<br><br>If.hardware.PWM.is.act
110420	69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 66 72 65	ive.on.the.GPIO.the.reported.fre
110440	71 75 65 6e 63 79 0a 77 69 6c 6c 20 62 65 20 74 68 61 74 20 73 65 74 20 62 79 20 3c 61 20 68 72	quency.will.be.that.set.by.<a.hr
110460	65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72 64 77 61 72 65 5f 50 57 4d 3c	ef="#hardware_PWM">hardware_PWM<
110480	2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 66 72 65 71 75 65 6e	/a>..<br><br>Returns.the.frequen
1104a0	63 79 20 28 69 6e 20 68 65 72 74 7a 29 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20	cy.(in.hertz).used.for.the.GPIO.
1104c0	69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49	if.OK,.otherwise.PI_BAD_USER_GPI
1104e0	4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77	O..<h3><a.name="set_servo_pulsew
110500	69 64 74 68 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e	idth"></a><a.href="#int"><small>
110520	69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77	int</small></a>.set_servo_pulsew
110540	69 64 74 68 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f	idth<small>(<a.href="#int">int</
110560	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	a>.<a.href="#pi">pi</a>,.<a.href
110580	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
1105a0	66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61	f="#user_gpio">user_gpio</a>,.<a
1105c0	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
1105e0	61 20 68 72 65 66 3d 22 23 70 75 6c 73 65 77 69 64 74 68 22 3e 70 75 6c 73 65 77 69 64 74 68 3c	a.href="#pulsewidth">pulsewidth<
110600	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 20 28 35 30 30 2d 32 35 30	/a>)</small></h3>.Start.(500-250
110620	30 29 20 6f 72 20 73 74 6f 70 20 28 30 29 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 74	0).or.stop.(0).servo.pulses.on.t
110640	68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62	he.GPIO..<br><br><code>&nbsp;&nb
110660	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
110680	3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26	;&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&
1106a0	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;returned&nbsp;by&nbsp;<a.hr
1106c0	65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c	ef="#pigpio_start">pigpio_start<
1106e0	2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30	/a>).<br>&nbsp;user_gpio:&nbsp;0
110700	2d 33 31 2e 3c 62 72 3e 70 75 6c 73 65 77 69 64 74 68 3a 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	-31.<br>pulsewidth:&nbsp;0&nbsp;
110720	28 6f 66 66 29 2c 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 28 61 6e 74 69 2d 63 6c 6f 63 6b	(off),&nbsp;500&nbsp;(anti-clock
110740	77 69 73 65 29 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 28 63 6c 6f	wise)&nbsp;-&nbsp;2500&nbsp;(clo
110760	63 6b 77 69 73 65 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72	ckwise).<br></code><br><br>Retur
110780	6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45	ns.0.if.OK,.otherwise.PI_BAD_USE
1107a0	52 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 50 55 4c 53 45 57 49 44 54 48 20 6f 72 0a 50 49 5f	R_GPIO,.PI_BAD_PULSEWIDTH.or.PI_
1107c0	4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 6c 65 63	NOT_PERMITTED..<br><br>The.selec
1107e0	74 65 64 20 70 75 6c 73 65 77 69 64 74 68 20 77 69 6c 6c 20 63 6f 6e 74 69 6e 75 65 20 74 6f 20	ted.pulsewidth.will.continue.to.
110800	62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 75 6e 74 69 6c 0a 63 68 61 6e 67 65 64 20 62 79 20	be.transmitted.until.changed.by.
110820	61 20 73 75 62 73 65 71 75 65 6e 74 20 63 61 6c 6c 20 74 6f 20 73 65 74 5f 73 65 72 76 6f 5f 70	a.subsequent.call.to.set_servo_p
110840	75 6c 73 65 77 69 64 74 68 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 75 6c 73 65 77 69 64 74	ulsewidth..<br><br>The.pulsewidt
110860	68 73 20 73 75 70 70 6f 72 74 65 64 20 62 79 20 73 65 72 76 6f 73 20 76 61 72 69 65 73 20 61 6e	hs.supported.by.servos.varies.an
110880	64 20 73 68 6f 75 6c 64 20 70 72 6f 62 61 62 6c 79 20 62 65 0a 64 65 74 65 72 6d 69 6e 65 64 20	d.should.probably.be.determined.
1108a0	62 79 20 65 78 70 65 72 69 6d 65 6e 74 2e 20 41 20 76 61 6c 75 65 20 6f 66 20 31 35 30 30 20 73	by.experiment..A.value.of.1500.s
1108c0	68 6f 75 6c 64 20 61 6c 77 61 79 73 20 62 65 20 73 61 66 65 20 61 6e 64 0a 72 65 70 72 65 73 65	hould.always.be.safe.and.represe
1108e0	6e 74 73 20 74 68 65 20 6d 69 64 2d 70 6f 69 6e 74 20 6f 66 20 72 6f 74 61 74 69 6f 6e 2e 0a 3c	nts.the.mid-point.of.rotation..<
110900	62 72 3e 3c 62 72 3e 59 6f 75 20 63 61 6e 20 44 41 4d 41 47 45 20 61 20 73 65 72 76 6f 20 69 66	br><br>You.can.DAMAGE.a.servo.if
110920	20 79 6f 75 20 63 6f 6d 6d 61 6e 64 20 69 74 20 74 6f 20 6d 6f 76 65 20 62 65 79 6f 6e 64 20 69	.you.command.it.to.move.beyond.i
110940	74 73 20 6c 69 6d 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 54 48 45 52 20 55 50 44 41 54 45 20	ts.limits..<br><br>OTHER.UPDATE.
110960	52 41 54 45 53 3a 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 75 70 64	RATES:.<br><br>This.function.upd
110980	61 74 65 73 20 73 65 72 76 6f 73 20 61 74 20 35 30 48 7a 2e 20 20 49 66 20 79 6f 75 20 77 69 73	ates.servos.at.50Hz...If.you.wis
1109a0	68 20 74 6f 20 75 73 65 20 61 20 64 69 66 66 65 72 65 6e 74 0a 75 70 64 61 74 65 20 66 72 65 71	h.to.use.a.different.update.freq
1109c0	75 65 6e 63 79 20 79 6f 75 20 77 69 6c 6c 20 68 61 76 65 20 74 6f 20 75 73 65 20 74 68 65 20 50	uency.you.will.have.to.use.the.P
1109e0	57 4d 20 66 75 6e 63 74 69 6f 6e 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 55 70 64 61	WM.functions..<br><br><code>Upda
110a00	74 65 26 6e 62 73 70 3b 52 61 74 65 26 6e 62 73 70 3b 28 48 7a 29 26 6e 62 73 70 3b 26 6e 62 73	te&nbsp;Rate&nbsp;(Hz)&nbsp;&nbs
110a20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;&nbsp;&nbsp;50&nbsp;&nbs
110a40	70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b	p;&nbsp;100&nbsp;&nbsp;200&nbsp;
110a60	26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 3c 62 72 3e 31 45 36 2f	&nbsp;400&nbsp;&nbsp;500<br>1E6/
110a80	48 7a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	Hz&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
110aa0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
110ac0	62 73 70 3b 26 6e 62 73 70 3b 32 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b	bsp;&nbsp;20000&nbsp;10000&nbsp;
110ae0	35 30 30 30 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32 30 30 30 3c 62 72 3e 3c 2f 63 6f	5000&nbsp;2500&nbsp;2000<br></co
110b00	64 65 3e 3c 62 72 3e 3c 62 72 3e 46 69 72 73 74 6c 79 20 73 65 74 20 74 68 65 20 64 65 73 69 72	de><br><br>Firstly.set.the.desir
110b20	65 64 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 20 75 73 69 6e 67 20 3c 61 20 68 72 65 66 3d 22	ed.PWM.frequency.using.<a.href="
110b40	23 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71	#set_PWM_frequency">set_PWM_freq
110b60	75 65 6e 63 79 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 6e 20 73 65 74 20 74 68 65 20	uency</a>..<br><br>Then.set.the.
110b80	50 57 4d 20 72 61 6e 67 65 20 75 73 69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57	PWM.range.using.<a.href="#set_PW
110ba0	4d 5f 72 61 6e 67 65 22 3e 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 20 74 6f 20 31 45	M_range">set_PWM_range</a>.to.1E
110bc0	36 2f 48 7a 2e 0a 44 6f 69 6e 67 20 74 68 69 73 20 61 6c 6c 6f 77 73 20 79 6f 75 20 74 6f 20 75	6/Hz..Doing.this.allows.you.to.u
110be0	73 65 20 75 6e 69 74 73 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 77 68 65 6e 20 73 65	se.units.of.microseconds.when.se
110c00	74 74 69 6e 67 0a 74 68 65 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 2e 0a 3c 62 72 3e	tting.the.servo.pulsewidth..<br>
110c20	3c 62 72 3e 45 2e 67 2e 20 49 66 20 79 6f 75 20 77 61 6e 74 20 74 6f 20 75 70 64 61 74 65 20 61	<br>E.g..If.you.want.to.update.a
110c40	20 73 65 72 76 6f 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 47 50 49 4f 20 32 35 20 61 74 20 34	.servo.connected.to.GPIO.25.at.4
110c60	30 30 48 7a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75	00Hz.<br><br><code>set_PWM_frequ
110c80	65 6e 63 79 28 32 35 2c 26 6e 62 73 70 3b 34 30 30 29 3b 3c 62 72 3e 73 65 74 5f 50 57 4d 5f 72	ency(25,&nbsp;400);<br>set_PWM_r
110ca0	61 6e 67 65 28 32 35 2c 26 6e 62 73 70 3b 32 35 30 30 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	ange(25,&nbsp;2500);<br></code><
110cc0	62 72 3e 3c 62 72 3e 54 68 65 72 65 61 66 74 65 72 20 75 73 65 20 74 68 65 20 3c 61 20 68 72 65	br><br>Thereafter.use.the.<a.hre
110ce0	66 3d 22 23 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 73 65 74 5f 50 57 4d 5f 64	f="#set_PWM_dutycycle">set_PWM_d
110d00	75 74 79 63 79 63 6c 65 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 6d 6f 76 65 20 74 68	utycycle</a>.function.to.move.th
110d20	65 20 73 65 72 76 6f 2c 0a 65 2e 67 2e 20 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 28	e.servo,.e.g..set_PWM_dutycycle(
110d40	32 35 2c 20 31 35 30 30 29 20 77 69 6c 6c 20 73 65 74 20 61 20 31 35 30 30 20 75 73 20 70 75 6c	25,.1500).will.set.a.1500.us.pul
110d60	73 65 2e 3c 62 72 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 73 65 72 76 6f 5f 70	se.<br>.<h3><a.name="get_servo_p
110d80	75 6c 73 65 77 69 64 74 68 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73	ulsewidth"></a><a.href="#int"><s
110da0	6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 73 65 72 76 6f 5f 70	mall>int</small></a>.get_servo_p
110dc0	75 6c 73 65 77 69 64 74 68 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	ulsewidth<small>(<a.href="#int">
110de0	69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61	int</a>.<a.href="#pi">pi</a>,.<a
110e00	20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c	.href="#unsigned">unsigned</a>.<
110e20	61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61	a.href="#user_gpio">user_gpio</a
110e40	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 20 74 68 65 20 73 65 72 76 6f	>)</small></h3>.Return.the.servo
110e60	20 70 75 6c 73 65 77 69 64 74 68 20 69 6e 20 75 73 65 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 62	.pulsewidth.in.use.on.a.GPIO..<b
110e80	72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	r><br><code>&nbsp;&nbsp;&nbsp;&n
110ea0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26	bsp;&nbsp;&nbsp;&nbsp;pi:&nbsp;&
110ec0	67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73	gt;=0&nbsp;(as&nbsp;returned&nbs
110ee0	70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74	p;by&nbsp;<a.href="#pigpio_start
110f00	22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70 69	">pigpio_start</a>).<br>user_gpi
110f20	6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e	o:&nbsp;0-31.<br></code><br><br>
110f40	52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41	Returns.0.if.OK,.otherwise.PI_BA
110f60	44 5f 55 53 45 52 5f 47 50 49 4f 20 6f 72 20 50 49 5f 4e 4f 54 5f 53 45 52 56 4f 5f 47 50 49 4f	D_USER_GPIO.or.PI_NOT_SERVO_GPIO
110f80	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 3c 2f 61 3e	..<h3><a.name="notify_open"></a>
110fa0	3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c	<a.href="#int"><small>int</small
110fc0	3e 3c 2f 61 3e 20 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66	></a>.notify_open<small>(<a.href
110fe0	3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69	="#int">int</a>.<a.href="#pi">pi
111000	00 00 01 11 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f	....<small>(<a.href="#int">int</
111020	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	a>.<a.href="#pi">pi</a>,.<a.href
111040	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
111060	66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73	f="#user_gpio">user_gpio</a>)</s
111080	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 74 68 65 20 72 65 61 6c 20 75 6e 64 65 72 6c 79 69	mall></h3>.Get.the.real.underlyi
1110a0	6e 67 20 72 61 6e 67 65 20 6f 66 20 50 57 4d 20 76 61 6c 75 65 73 20 62 65 69 6e 67 20 75 73 65	ng.range.of.PWM.values.being.use
1110c0	64 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62	d.on.the.GPIO..<br><br><code>&nb
1110e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
111100	3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26	;&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&
111120	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;returned&nbsp;by&nbsp;<a.hr
111140	65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c	ef="#pigpio_start">pigpio_start<
111160	2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62	/a>).<br>user_gpio:&nbsp;0-31.<b
111180	72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 72 65 61	r></code><br><br>Returns.the.rea
1111a0	6c 20 72 61 6e 67 65 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 69 66 20 4f 4b 2c	l.range.used.for.the.GPIO.if.OK,
1111c0	0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e 0a 3c 62 72	.otherwise.PI_BAD_USER_GPIO..<br
1111e0	3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 69 73 20 61 63 74 69	><br>If.a.hardware.clock.is.acti
111200	76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 0a 72 65 61 6c	ve.on.the.GPIO.the.reported.real
111220	20 72 61 6e 67 65 20 77 69 6c 6c 20 62 65 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62 72	.range.will.be.1000000.(1M)..<br
111240	3e 3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f	><br>If.hardware.PWM.is.active.o
111260	6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 72 65 61 6c 20 72 61 6e	n.the.GPIO.the.reported.real.ran
111280	67 65 0a 77 69 6c 6c 20 62 65 20 61 70 70 72 6f 78 69 6d 61 74 65 6c 79 20 32 35 30 4d 20 64 69	ge.will.be.approximately.250M.di
1112a0	76 69 64 65 64 20 62 79 20 74 68 65 20 73 65 74 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 2e 0a	vided.by.the.set.PWM.frequency..
1112c0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 22 3e	<h3><a.name="set_PWM_frequency">
1112e0	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
111300	6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 73 6d 61 6c	mall></a>.set_PWM_frequency<smal
111320	6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65	l>(<a.href="#int">int</a>.<a.hre
111340	66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e	f="#pi">pi</a>,.<a.href="#unsign
111360	65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f	ed">unsigned</a>.<a.href="#user_
111380	67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75	gpio">user_gpio</a>,.<a.href="#u
1113a0	6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	nsigned">unsigned</a>.<a.href="#
1113c0	66 72 65 71 75 65 6e 63 79 22 3e 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c	frequency">frequency</a>)</small
1113e0	3e 3c 2f 68 33 3e 0a 53 65 74 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 28 69 6e 20 48 7a 29	></h3>.Set.the.frequency.(in.Hz)
111400	20 6f 66 20 74 68 65 20 50 57 4d 20 74 6f 20 62 65 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50	.of.the.PWM.to.be.used.on.the.GP
111420	49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	IO..<br><br><code>&nbsp;&nbsp;&n
111440	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26	bsp;&nbsp;&nbsp;&nbsp;&nbsp;pi:&
111460	6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e	nbsp;&gt;=0&nbsp;(as&nbsp;return
111480	65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f	ed&nbsp;by&nbsp;<a.href="#pigpio
1114a0	5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73	_start">pigpio_start</a>).<br>us
1114c0	65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 66 72 65 71 75 65 6e 63 79	er_gpio:&nbsp;0-31.<br>frequency
1114e0	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 48 7a 29 2e 3c 62 72 3e 3c 2f 63 6f	:&nbsp;&gt;=0&nbsp;(Hz).<br></co
111500	64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 75 6d 65 72 69 63 61 6c	de><br><br>Returns.the.numerical
111520	6c 79 20 63 6c 6f 73 65 73 74 20 66 72 65 71 75 65 6e 63 79 20 69 66 20 4f 4b 2c 20 6f 74 68 65	ly.closest.frequency.if.OK,.othe
111540	72 77 69 73 65 0a 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 20 6f 72 20 50 49 5f 4e 4f 54	rwise.PI_BAD_USER_GPIO.or.PI_NOT
111560	5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d 20 69 73 20 63 75	_PERMITTED..<br><br>If.PWM.is.cu
111580	72 72 65 6e 74 6c 79 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 69 74 20 77 69	rrently.active.on.the.GPIO.it.wi
1115a0	6c 6c 20 62 65 20 73 77 69 74 63 68 65 64 0a 6f 66 66 20 61 6e 64 20 74 68 65 6e 20 62 61 63 6b	ll.be.switched.off.and.then.back
1115c0	20 6f 6e 20 61 74 20 74 68 65 20 6e 65 77 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62	.on.at.the.new.frequency..<br><b
1115e0	72 3e 45 61 63 68 20 47 50 49 4f 20 63 61 6e 20 62 65 20 69 6e 64 65 70 65 6e 64 65 6e 74 6c 79	r>Each.GPIO.can.be.independently
111600	20 73 65 74 20 74 6f 20 6f 6e 65 20 6f 66 20 31 38 20 64 69 66 66 65 72 65 6e 74 0a 50 57 4d 20	.set.to.one.of.18.different.PWM.
111620	66 72 65 71 75 65 6e 63 69 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 6c 65 63 74 61	frequencies..<br><br>The.selecta
111640	62 6c 65 20 66 72 65 71 75 65 6e 63 69 65 73 20 64 65 70 65 6e 64 20 75 70 6f 6e 20 74 68 65 20	ble.frequencies.depend.upon.the.
111660	73 61 6d 70 6c 65 20 72 61 74 65 20 77 68 69 63 68 0a 6d 61 79 20 62 65 20 31 2c 20 32 2c 20 34	sample.rate.which.may.be.1,.2,.4
111680	2c 20 35 2c 20 38 2c 20 6f 72 20 31 30 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 28 64 65 66 61	,.5,.8,.or.10.microseconds.(defa
1116a0	75 6c 74 20 35 29 2e 20 20 54 68 65 0a 73 61 6d 70 6c 65 20 72 61 74 65 20 69 73 20 73 65 74 20	ult.5)...The.sample.rate.is.set.
1116c0	77 68 65 6e 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 69 73 20 73 74 61 72 74 65	when.the.pigpio.daemon.is.starte
1116e0	64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 72 65 71 75 65 6e 63 69 65 73 20 66 6f 72 20 65	d..<br><br>The.frequencies.for.e
111700	61 63 68 20 73 61 6d 70 6c 65 20 72 61 74 65 20 61 72 65 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	ach.sample.rate.are:.<br><br><co
111720	64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	de>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
111740	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
111760	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
111780	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
1117a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 48 65 72 74 7a 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b	;&nbsp;&nbsp;Hertz<br><br>&nbsp;
1117c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
1117e0	62 73 70 3b 31 3a 26 6e 62 73 70 3b 34 30 30 30 30 26 6e 62 73 70 3b 32 30 30 30 30 26 6e 62 73	bsp;1:&nbsp;40000&nbsp;20000&nbs
111800	70 3b 31 30 30 30 30 26 6e 62 73 70 3b 38 30 30 30 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70	p;10000&nbsp;8000&nbsp;5000&nbsp
111820	3b 34 30 30 30 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31	;4000&nbsp;2500&nbsp;2000&nbsp;1
111840	36 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	600<br>&nbsp;&nbsp;&nbsp;&nbsp;&
111860	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
111880	73 70 3b 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 30 26 6e 62	sp;&nbsp;1250&nbsp;&nbsp;1000&nb
1118a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30	sp;&nbsp;&nbsp;800&nbsp;&nbsp;50
1118c0	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26	0&nbsp;&nbsp;400&nbsp;&nbsp;250&
1118e0	6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62	nbsp;&nbsp;200&nbsp;&nbsp;100&nb
111900	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26	sp;&nbsp;&nbsp;50<br><br>&nbsp;&
111920	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
111940	73 70 3b 32 3a 26 6e 62 73 70 3b 32 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70	sp;2:&nbsp;20000&nbsp;10000&nbsp
111960	3b 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 32 35 30 30 26	;&nbsp;5000&nbsp;4000&nbsp;2500&
111980	6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62	nbsp;2000&nbsp;1250&nbsp;1000&nb
1119a0	73 70 3b 26 6e 62 73 70 3b 38 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;800<br>&nbsp;&nbsp;&nbs
1119c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1119e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;625&nbsp
111a00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;&nbsp;500&nbsp;&nbsp;&nbs
111a20	70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;400&nbsp;&nbsp;250&nbsp;&nbsp;
111a40	32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30	200&nbsp;&nbsp;125&nbsp;&nbsp;10
111a60	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70	0&nbsp;&nbsp;&nbsp;50&nbsp;&nbsp
111a80	3b 26 6e 62 73 70 3b 32 35 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;&nbsp;25<br><br>&nbsp;&nbsp;&nb
111aa0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 3a 26 6e 62	sp;&nbsp;&nbsp;&nbsp;&nbsp;4:&nb
111ac0	73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 26 6e	sp;10000&nbsp;&nbsp;5000&nbsp;&n
111ae0	62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73	bsp;2500&nbsp;2000&nbsp;1250&nbs
111b00	70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70	p;1000&nbsp;&nbsp;625&nbsp;&nbsp
111b20	3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	;500&nbsp;&nbsp;400<br>&nbsp;&nb
111b40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
111b60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3
111b80	31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62	13&nbsp;&nbsp;&nbsp;250&nbsp;&nb
111ba0	73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70	sp;&nbsp;200&nbsp;&nbsp;125&nbsp
111bc0	3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 33 26 6e	;&nbsp;100&nbsp;&nbsp;&nbsp;63&n
111be0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;&nbsp;50&nbsp;&nbsp;&n
111c00	62 73 70 3b 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 33 3c 62 72 3e 73 61	bsp;25&nbsp;&nbsp;&nbsp;13<br>sa
111c20	6d 70 6c 65 3c 62 72 3e 26 6e 62 73 70 3b 72 61 74 65 3c 62 72 3e 26 6e 62 73 70 3b 28 75 73 29	mple<br>&nbsp;rate<br>&nbsp;(us)
111c40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 30 26 6e	&nbsp;&nbsp;5:&nbsp;&nbsp;8000&n
111c60	62 73 70 3b 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 30 26 6e	bsp;&nbsp;4000&nbsp;&nbsp;2000&n
111c80	62 73 70 3b 31 36 30 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30	bsp;1600&nbsp;1000&nbsp;&nbsp;80
111ca0	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26	0&nbsp;&nbsp;500&nbsp;&nbsp;400&
111cc0	6e 62 73 70 3b 26 6e 62 73 70 3b 33 32 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;320<br>&nbsp;&nbsp;&n
111ce0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
111d00	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62	p;&nbsp;&nbsp;&nbsp;&nbsp;250&nb
111d20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	sp;&nbsp;&nbsp;200&nbsp;&nbsp;&n
111d40	62 73 70 3b 31 36 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73	bsp;160&nbsp;&nbsp;100&nbsp;&nbs
111d60	70 3b 26 6e 62 73 70 3b 38 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e	p;&nbsp;80&nbsp;&nbsp;&nbsp;50&n
111d80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;&nbsp;40&nbsp;&nbsp;&n
111da0	62 73 70 3b 32 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 3c 62 72 3e 3c 62	bsp;20&nbsp;&nbsp;&nbsp;10<br><b
111dc0	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
111de0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 30 26 6e	&nbsp;&nbsp;8:&nbsp;&nbsp;5000&n
111e00	62 73 70 3b 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 30 26 6e	bsp;&nbsp;2500&nbsp;&nbsp;1250&n
111e20	62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62	bsp;1000&nbsp;&nbsp;625&nbsp;&nb
111e40	73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 33 26 6e 62 73 70 3b 26 6e 62 73 70	sp;500&nbsp;&nbsp;313&nbsp;&nbsp
111e60	3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	;250&nbsp;&nbsp;200<br>&nbsp;&nb
111e80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
111ea0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1
111ec0	35 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62	56&nbsp;&nbsp;&nbsp;125&nbsp;&nb
111ee0	73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 33	sp;&nbsp;100&nbsp;&nbsp;&nbsp;63
111f00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;50&nbsp;&nbsp;
111f20	26 6e 62 73 70 3b 33 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73	&nbsp;31&nbsp;&nbsp;&nbsp;25&nbs
111f40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;&nbsp;13&nbsp;&nbsp;&nbs
111f60	70 3b 26 6e 62 73 70 3b 36 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;&nbsp;6<br><br>&nbsp;&nbsp;&nb
111f80	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 3a 26 6e 62 73 70 3b 26 6e	sp;&nbsp;&nbsp;&nbsp;10:&nbsp;&n
111fa0	62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 26 6e	bsp;4000&nbsp;&nbsp;2000&nbsp;&n
111fc0	62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62	bsp;1000&nbsp;&nbsp;800&nbsp;&nb
111fe0	73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70	sp;500&nbsp;&nbsp;400&nbsp;&nbsp
112000	00 00 00 00 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28	....nbsp;&nbsp;&nbsp;&nbsp;.if.(
112020	6d 69 63 72 6f 73 20 26 67 74 3b 0a 4d 49 4e 5f 4d 45 53 53 41 47 45 5f 47 41 50 29 3c 62 72 3e	micros.&gt;.MIN_MESSAGE_GAP)<br>
112040	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
112060	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;&nbsp;.{<br>.&nbsp;&n
112080	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
1120a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 64 65 63 6f 64	p;&nbsp;&nbsp;&nbsp;&nbsp;.decod
1120c0	65 2d 26 67 74 3b 73 74 61 74 65 20 3d 20 49 4e 53 49 44 45 5f 43 4f 44 45 3b 3c 62 72 3e 0a 26	e-&gt;state.=.INSIDE_CODE;<br>.&
1120e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
112100	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
112120	3b 0a 64 65 63 6f 64 65 2d 26 67 74 3b 63 6f 75 6e 74 20 3d 20 30 3b 3c 62 72 3e 0a 26 6e 62 73	;.decode-&gt;count.=.0;<br>.&nbs
112140	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
112160	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;&nbsp;.}<br>.&nbsp;&nbsp;&
112180	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;&nbsp;.}<br>.&nbsp;&n
1121a0	62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 65 6c 73 65 3c 62 72 3e	bsp;.}<br>.&nbsp;&nbsp;.else<br>
1121c0	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b	.&nbsp;&nbsp;.{<br>.&nbsp;&nbsp;
1121e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 6d 69 63 72 6f 73 20 26 67	&nbsp;&nbsp;&nbsp;.if.(micros.&g
112200	74 3b 20 4d 41 58 5f 4d 45 53 53 41 47 45 5f 45 4e 44 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	t;.MAX_MESSAGE_END)<br>.&nbsp;&n
112220	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62	bsp;&nbsp;&nbsp;&nbsp;.{<br>.&nb
112240	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
112260	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2f 2a 20 65 6e 64 20 6f 66 20 6d 65 73 73 61 67 65 0a	;&nbsp;&nbsp;./*.end.of.message.
112280	2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	*/<br>.<br>.&nbsp;&nbsp;&nbsp;&n
1122a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2f 2a 20	bsp;&nbsp;&nbsp;&nbsp;&nbsp;./*.
1122c0	69 67 6e 6f 72 65 20 69 66 20 6c 61 73 74 0a 63 6f 64 65 20 6e 6f 74 20 63 6f 6e 73 75 6d 65 64	ignore.if.last.code.not.consumed
1122e0	20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	.*/<br>.<br>.&nbsp;&nbsp;&nbsp;&
112300	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.if
112320	20 28 21 69 72 5f 68 61 73 68 29 0a 69 72 5f 68 61 73 68 20 3d 20 67 65 74 48 61 73 68 28 64 65	.(!ir_hash).ir_hash.=.getHash(de
112340	63 6f 64 65 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	code);<br>.<br>.&nbsp;&nbsp;&nbs
112360	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
112380	20 64 65 63 6f 64 65 2d 26 67 74 3b 73 74 61 74 65 20 3d 0a 4f 55 54 53 49 44 45 5f 43 4f 44 45	.decode-&gt;state.=.OUTSIDE_CODE
1123a0	3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;<br>.&nbsp;&nbsp;&nbsp;&nbsp;&n
1123c0	62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	bsp;.}<br>.&nbsp;&nbsp;&nbsp;&nb
1123e0	73 70 3b 26 6e 62 73 70 3b 20 65 6c 73 65 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	sp;&nbsp;.else<br>.&nbsp;&nbsp;&
112400	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;&nbsp;.{<br>.&nbsp;&n
112420	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
112440	70 3b 26 6e 62 73 70 3b 20 69 66 0a 28 64 65 63 6f 64 65 2d 26 67 74 3b 63 6f 75 6e 74 20 26 6c	p;&nbsp;.if.(decode-&gt;count.&l
112460	74 3b 20 28 4d 41 58 5f 54 52 41 4e 53 49 54 49 4f 4e 53 2d 31 29 29 3c 62 72 3e 0a 26 6e 62 73	t;.(MAX_TRANSITIONS-1))<br>.&nbs
112480	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1124a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;&nbsp;.{<br>.&nbsp;&nbsp;&
1124c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
1124e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 69 66 20 28 6c 65 76 65 6c 20	sp;&nbsp;&nbsp;&nbsp;.if.(level.
112500	21 3d 20 50 49 5f 54 49 4d 45 4f 55 54 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	!=.PI_TIMEOUT)<br>.&nbsp;&nbsp;&
112520	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
112540	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
112560	3b 26 6e 62 73 70 3b 0a 64 65 63 6f 64 65 2d 26 67 74 3b 6d 69 63 72 6f 73 5b 64 65 63 6f 64 65	;&nbsp;.decode-&gt;micros[decode
112580	2d 26 67 74 3b 63 6f 75 6e 74 2b 2b 5d 20 3d 20 6d 69 63 72 6f 73 3b 3c 62 72 3e 0a 26 6e 62 73	-&gt;count++].=.micros;<br>.&nbs
1125a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1125c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;&nbsp;.}<br>.&nbsp;&nbsp;&
1125e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;&nbsp;.}<br>.&nbsp;&n
112600	62 73 70 3b 20 7d 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 69 6e 74 20 63 6f 6d 70 61 72	bsp;.}<br>.}<br>.<br>.int.compar
112620	65 28 75 6e 73 69 67 6e 65 64 20 69 6e 74 20 6f 6c 64 76 61 6c 2c 20 75 6e 73 69 67 6e 65 64 20	e(unsigned.int.oldval,.unsigned.
112640	69 6e 74 20 6e 65 77 76 61 6c 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73	int.newval)<br>.{<br>.&nbsp;&nbs
112660	70 3b 20 69 66 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;.if&nbsp;&nbsp;&nbsp;&nbsp;&nb
112680	73 70 3b 20 28 6e 65 77 76 61 6c 20 26 6c 74 3b 20 28 6f 6c 64 76 61 6c 0a 2a 20 30 2e 37 35 29	sp;.(newval.&lt;.(oldval.*.0.75)
1126a0	29 20 7b 72 65 74 75 72 6e 20 31 3b 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 65	).{return.1;}<br>.&nbsp;&nbsp;.e
1126c0	6c 73 65 20 69 66 20 28 6f 6c 64 76 61 6c 20 26 6c 74 3b 20 28 6e 65 77 76 61 6c 20 2a 20 30 2e	lse.if.(oldval.&lt;.(newval.*.0.
1126e0	37 35 29 29 20 7b 72 65 74 75 72 6e 20 32 3b 7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70	75)).{return.2;}<br>.&nbsp;&nbsp
112700	3b 0a 65 6c 73 65 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;.else&nbsp;&nbsp;&nbsp;&nbsp;&n
112720	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
112740	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
112760	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
112780	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
1127a0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 7b 72 65 74 75	p;&nbsp;&nbsp;&nbsp;&nbsp;.{retu
1127c0	72 6e 20 34 3b 7d 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 75 69 6e 74 33 32 5f 74 20 67	rn.4;}<br>.}<br>.<br>.uint32_t.g
1127e0	65 74 48 61 73 68 28 64 65 63 6f 64 65 5f 74 20 2a 20 64 65 63 6f 64 65 29 3c 62 72 3e 0a 7b 3c	etHash(decode_t.*.decode)<br>.{<
112800	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2f 2a 20 75 73 65 20 46 4e 56 2d 31 61 20 2a	br>.&nbsp;&nbsp;./*.use.FNV-1a.*
112820	2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 69 6e 74 33 32 5f 74	/<br>.<br>.&nbsp;&nbsp;.uint32_t
112840	20 68 61 73 68 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 6e 74 20 69 2c 20 76	.hash;<br>.&nbsp;&nbsp;.int.i,.v
112860	61 6c 75 65 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28	alue;<br>.<br>.&nbsp;&nbsp;.if.(
112880	64 65 63 6f 64 65 2d 26 67 74 3b 63 6f 75 6e 74 20 26 6c 74 3b 20 36 29 20 7b 72 65 74 75 72 6e	decode-&gt;count.&lt;.6).{return
1128a0	20 30 3b 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 68 61 73 68 20	.0;}<br>.<br>.&nbsp;&nbsp;.hash.
1128c0	3d 20 46 4e 56 5f 42 41 53 49 53 5f 33 32 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	=.FNV_BASIS_32;<br>.<br>.&nbsp;&
1128e0	6e 62 73 70 3b 20 66 6f 72 20 28 69 3d 30 3b 20 69 26 6c 74 3b 28 64 65 63 6f 64 65 2d 26 67 74	nbsp;.for.(i=0;.i&lt;(decode-&gt
112900	3b 63 6f 75 6e 74 2d 32 29 3b 20 69 2b 2b 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b	;count-2);.i++)<br>.&nbsp;&nbsp;
112920	20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	.{<br>.&nbsp;&nbsp;&nbsp;&nbsp;&
112940	6e 62 73 70 3b 20 76 61 6c 75 65 20 3d 0a 63 6f 6d 70 61 72 65 28 64 65 63 6f 64 65 2d 26 67 74	nbsp;.value.=.compare(decode-&gt
112960	3b 6d 69 63 72 6f 73 5b 69 5d 2c 20 64 65 63 6f 64 65 2d 26 67 74 3b 6d 69 63 72 6f 73 5b 69 2b	;micros[i],.decode-&gt;micros[i+
112980	32 5d 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	2]);<br>.<br>.&nbsp;&nbsp;&nbsp;
1129a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 68 61 73 68 20 3d 20 68 61 73 68 20 5e 20 76 61 6c 75 65	&nbsp;&nbsp;.hash.=.hash.^.value
1129c0	3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;<br>.&nbsp;&nbsp;&nbsp;&nbsp;&n
1129e0	62 73 70 3b 20 68 61 73 68 20 3d 20 28 68 61 73 68 20 2a 20 46 4e 56 5f 50 52 49 4d 45 5f 33 32	bsp;.hash.=.(hash.*.FNV_PRIME_32
112a00	29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 26	);<br>.&nbsp;&nbsp;.}<br>.<br>.&
112a20	6e 62 73 70 3b 26 6e 62 73 70 3b 20 72 65 74 75 72 6e 20 68 61 73 68 3b 3c 62 72 3e 0a 7d 3c 62	nbsp;&nbsp;.return.hash;<br>.}<b
112a40	72 3e 3c 2f 63 6f 64 65 3e 0a 3c 68 33 3e 42 55 49 4c 44 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 63	r></code>.<h3>BUILD</h3>.<code>c
112a60	63 20 2d 6f 20 69 72 5f 72 65 6d 6f 74 65 20 69 72 5f 72 65 6d 6f 74 65 2e 63 20 2d 6c 70 69 67	c.-o.ir_remote.ir_remote.c.-lpig
112a80	70 69 6f 20 2d 6c 72 74 0a 2d 6c 70 74 68 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 68	pio.-lrt.-lpthread<br></code>.<h
112aa0	33 3e 52 55 4e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 73 75 64 6f 20 2e 2f 69 72 5f 72 65 6d 6f 74	3>RUN</h3>.<code>sudo../ir_remot
112ac0	65 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a 3c 70 3e 41 20 68 61 73 68 20 63 6f 64 65 20 69 73 20 66	e</code><br>.<p>A.hash.code.is.f
112ae0	6f 72 6d 65 64 20 66 72 6f 6d 20 74 68 65 20 6c 65 76 65 6c 20 74 72 61 6e 73 69 74 69 6f 6e 73	ormed.from.the.level.transitions
112b00	20 64 65 74 65 63 74 65 64 20 64 75 72 69 6e 67 0a 61 20 72 65 6d 6f 74 65 20 6b 65 79 20 70 72	.detected.during.a.remote.key.pr
112b20	65 73 73 2e 26 6e 62 73 70 3b 20 54 68 69 73 20 69 73 20 6c 69 6b 65 6c 79 20 74 6f 20 62 65 20	ess.&nbsp;.This.is.likely.to.be.
112b40	75 6e 69 71 75 65 20 6f 76 65 72 20 6d 75 6c 74 69 70 6c 65 0a 72 65 6d 6f 74 65 73 20 61 6e 64	unique.over.multiple.remotes.and
112b60	20 6b 65 79 73 2e 3c 2f 70 3e 0a 3c 70 3e 57 68 69 6c 65 20 74 68 65 20 70 72 6f 67 72 61 6d 20	.keys.</p>.<p>While.the.program.
112b80	69 73 20 72 75 6e 6e 69 6e 67 20 79 6f 75 20 63 61 6e 20 63 61 70 74 75 72 65 20 74 68 65 20 77	is.running.you.can.capture.the.w
112ba0	61 76 65 66 6f 72 6d 20 75 73 69 6e 67 0a 74 68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 66	aveform.using.the.notification.f
112bc0	65 61 74 75 72 65 20 62 75 69 6c 74 20 69 6e 20 74 6f 20 70 69 67 70 69 6f 2e 26 6e 62 73 70 3b	eature.built.in.to.pigpio.&nbsp;
112be0	20 49 73 73 75 65 20 74 68 65 0a 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 73 20 6f 6e	.Issue.the.following.commands.on
112c00	20 74 68 65 20 50 69 2e 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 70 69 67 73 20 6e 6f 3c 62 72 3e 0a 70	.the.Pi.</p>.<code>pigs.no<br>.p
112c20	69 67 32 76 63 64 26 6e 62 73 70 3b 20 26 6c 74 3b 2f 64 65 76 2f 70 69 67 70 69 6f 30 20 26 67	ig2vcd&nbsp;.&lt;/dev/pigpio0.&g
112c40	74 3b 69 72 2e 76 63 64 20 26 61 6d 70 3b 3c 62 72 3e 0a 70 69 67 73 20 6e 62 20 30 20 30 78 38	t;ir.vcd.&amp;<br>.pigs.nb.0.0x8
112c60	30 20 23 20 73 65 74 20 62 69 74 73 20 66 6f 72 20 67 70 69 6f 73 20 37 20 28 30 78 38 30 29 3c	0.#.set.bits.for.gpios.7.(0x80)<
112c80	62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 70 3e 50 72 65 73 73 20 61 20 66 65 77 20 64 69 66 66 65 72	br></code>.<p>Press.a.few.differ
112ca0	65 6e 74 20 72 65 6d 6f 74 65 73 20 61 6e 64 20 6b 65 79 73 2e 26 6e 62 73 70 3b 20 54 68 65 6e	ent.remotes.and.keys.&nbsp;.Then
112cc0	20 65 6e 74 65 72 3c 62 72 3e 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 70 69 67 73 20 6e 63 20 30 3c 2f	.enter<br></p>.<code>pigs.nc.0</
112ce0	63 6f 64 65 3e 3c 62 72 3e 0a 3c 70 3e 54 68 65 20 66 69 6c 65 20 69 72 2e 76 63 64 20 77 69 6c	code><br>.<p>The.file.ir.vcd.wil
112d00	6c 20 63 6f 6e 74 61 69 6e 20 74 68 65 20 63 61 70 74 75 72 65 64 20 77 61 76 65 66 6f 72 6d 2c	l.contain.the.captured.waveform,
112d20	20 77 68 69 63 68 20 63 61 6e 20 62 65 0a 76 69 65 77 65 64 20 75 73 69 6e 67 20 47 54 4b 57 61	.which.can.be.viewed.using.GTKWa
112d40	76 65 2e 3c 2f 70 3e 0a 3c 70 3e 4f 76 65 72 76 69 65 77 3c 2f 70 3e 0a 3c 69 6d 67 20 73 72 63	ve.</p>.<p>Overview</p>.<img.src
112d60	3d 22 69 6d 61 67 65 73 2f 69 72 2d 77 61 76 65 2d 31 2e 70 6e 67 22 20 73 74 79 6c 65 3d 0a 22	="images/ir-wave-1.png".style=."
112d80	77 69 64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30 30 70 78 3b 22 20 61 6c	width:.600px;.height:.100px;".al
112da0	74 3d 22 69 72 20 72 65 6d 6f 74 65 20 77 61 76 65 66 6f 72 6d 20 31 22 3e 3c 62 72 3e 0a 3c 70	t="ir.remote.waveform.1"><br>.<p
112dc0	3e 52 65 6d 6f 74 65 20 41 20 74 79 70 69 63 61 6c 20 77 61 76 65 66 6f 72 6d 3c 2f 70 3e 0a 3c	>Remote.A.typical.waveform</p>.<
112de0	69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 69 72 2d 77 61 76 65 2d 32 2e 70 6e 67 22 20 73	img.src="images/ir-wave-2.png".s
112e00	74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30 30	tyle=."width:.600px;.height:.100
112e20	70 78 3b 22 20 61 6c 74 3d 22 69 72 20 72 65 6d 6f 74 65 20 77 61 76 65 66 6f 72 6d 20 32 22 3e	px;".alt="ir.remote.waveform.2">
112e40	3c 62 72 3e 0a 3c 70 3e 52 65 6d 6f 74 65 20 42 20 74 79 70 69 63 61 6c 20 77 61 76 65 66 6f 72	<br>.<p>Remote.B.typical.wavefor
112e60	6d 3c 2f 70 3e 0a 3c 69 6d 67 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 20	m</p>.<img.style="width:.600px;.
112e80	68 65 69 67 68 74 3a 20 31 30 30 70 78 3b 22 20 61 6c 74 3d 0a 22 69 72 20 72 65 6d 6f 74 65 20	height:.100px;".alt=."ir.remote.
112ea0	77 61 76 65 66 6f 72 6d 20 33 22 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 69 72 2d 77 61 76 65 2d	waveform.3".src="images/ir-wave-
112ec0	33 2e 70 6e 67 22 3e 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	3.png">.........................
112ee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
112f00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
112f20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
112f40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
112f60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
112f80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
112fa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
112fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
112fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
113000	00 00 01 13 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 61 6e 79 20 73 70 61 72 65 0a 67 70 69 6f	.....connected.to.any.spare.gpio
113020	2e 26 6e 62 73 70 3b 20 48 65 72 65 20 69 74 27 73 20 63 6f 6e 6e 65 63 74 65 64 20 76 69 61 20	.&nbsp;.Here.it's.connected.via.
113040	61 20 34 4b 37 20 63 75 72 72 65 6e 74 20 6c 69 6d 69 74 69 6e 67 0a 72 65 73 69 73 74 6f 72 2e	a.4K7.current.limiting.resistor.
113060	26 6e 62 73 70 3b 20 54 68 69 73 20 69 73 6e 27 74 20 72 65 61 6c 6c 79 20 6e 65 65 64 65 64 20	&nbsp;.This.isn't.really.needed.
113080	61 73 20 74 68 65 20 64 65 76 69 63 65 20 68 61 73 20 61 6e 0a 69 6e 74 65 72 6e 61 6c 20 32 33	as.the.device.has.an.internal.23
1130a0	4b 20 72 65 73 69 73 74 6f 72 20 69 6e 2d 6c 69 6e 65 2e 26 6e 62 73 70 3b 20 49 74 20 64 6f 65	K.resistor.in-line.&nbsp;.It.doe
1130c0	73 20 6e 6f 20 68 61 72 6d 20 74 68 6f 75 67 68 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 50 69 6e 20 32	s.no.harm.though.<br>.<br>.Pin.2
1130e0	20 73 68 6f 75 6c 64 20 62 65 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 61 20 50 69 20 67 72 6f	.should.be.connected.to.a.Pi.gro
113100	75 6e 64 20 70 69 6e 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 50 69 6e 20 33 20 73 68 6f 75 6c 64 20 62	und.pin.<br>.<br>.Pin.3.should.b
113120	65 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 61 20 50 69 20 35 56 20 70 69 6e 2e 3c 62 72 3e 0a	e.connected.to.a.Pi.5V.pin.<br>.
113140	3c 70 3e 48 65 72 65 20 70 69 6e 20 31 20 74 6f 20 67 70 69 6f 37 20 28 50 31 2d 32 36 29 20 76	<p>Here.pin.1.to.gpio7.(P1-26).v
113160	69 61 20 61 20 34 4b 37 20 72 65 73 69 73 74 6f 72 2c 20 70 69 6e 20 32 20 74 6f 20 67 72 6f 75	ia.a.4K7.resistor,.pin.2.to.grou
113180	6e 64 0a 28 50 31 2d 31 34 29 2c 20 61 6e 64 20 70 69 6e 20 33 20 74 6f 20 35 56 20 28 50 31 2d	nd.(P1-14),.and.pin.3.to.5V.(P1-
1131a0	32 29 2e 3c 62 72 20 63 6c 65 61 72 3d 22 61 6c 6c 22 3e 3c 2f 70 3e 0a 3c 70 3e 3c 69 6d 67 20	2).<br.clear="all"></p>.<p><img.
1131c0	73 72 63 3d 22 69 6d 61 67 65 73 2f 69 72 2d 70 68 6f 74 6f 2e 6a 70 67 22 20 73 74 79 6c 65 3d	src="images/ir-photo.jpg".style=
1131e0	0a 22 77 69 64 74 68 3a 20 35 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 35 30 30 70 78 3b 22 20	."width:.500px;.height:.500px;".
113200	61 6c 74 3d 22 70 68 6f 74 6f 20 6f 66 20 73 65 74 2d 75 70 22 3e 3c 2f 70 3e 0a 3c 68 33 3e 43	alt="photo.of.set-up"></p>.<h3>C
113220	4f 44 45 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 23 69 6e 63 6c 75 64 65 20 26 6c 74 3b 73 74 64 69	ODE</h3>.<code>#include.&lt;stdi
113240	6f 2e 68 26 67 74 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 23 69 6e 63 6c 75 64 65 20 26 6c 74 3b 70 69	o.h&gt;<br>.<br>.#include.&lt;pi
113260	67 70 69 6f 2e 68 26 67 74 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 49 52 5f 50	gpio.h&gt;<br>.<br>.#define.IR_P
113280	49 4e 20 37 3c 62 72 3e 0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4f 55 54 53 49 44 45 5f 43 4f	IN.7<br>.<br>.#define.OUTSIDE_CO
1132a0	44 45 20 30 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 49 4e 53 49 44 45 5f 43 4f 44 45 26 6e 62 73	DE.0<br>.#define.INSIDE_CODE&nbs
1132c0	70 3b 20 31 3c 62 72 3e 0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 49 4e 5f 4d 45 53 53 41 47	p;.1<br>.<br>.#define.MIN_MESSAG
1132e0	45 5f 47 41 50 20 33 30 30 30 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 41 58 5f 4d 45 53 53 41	E_GAP.3000<br>.#define.MAX_MESSA
113300	47 45 5f 45 4e 44 20 33 30 30 30 3c 62 72 3e 0a 3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4d 41 58	GE_END.3000<br>.<br>.#define.MAX
113320	5f 54 52 41 4e 53 49 54 49 4f 4e 53 20 35 30 30 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 3c 62 72 3e	_TRANSITIONS.500<br>.<br>./*<br>
113340	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 73 69 6e 67 20 74 68 65 20 46 4e 56 2d 31 61 0a 68	.&nbsp;&nbsp;.using.the.FNV-1a.h
113360	61 73 68 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	ash&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
113380	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
1133a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
1133c0	73 70 3b 3c 62 72 3e 0a 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 66 72 6f 6d 0a 68 74 74 70 3a	sp;<br>..&nbsp;&nbsp;.from.http:
1133e0	2f 2f 69 73 74 68 65 2e 63 6f 6d 2f 63 68 6f 6e 67 6f 2f 74 65 63 68 2f 63 6f 6d 70 2f 66 6e 76	//isthe.com/chongo/tech/comp/fnv
113400	2f 23 46 4e 56 2d 70 61 72 61 6d 3c 62 72 3e 0a 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 23 64 65 66	/#FNV-param<br>.*/<br>.<br>.#def
113420	69 6e 65 20 46 4e 56 5f 50 52 49 4d 45 5f 33 32 20 31 36 37 37 37 36 31 39 3c 62 72 3e 0a 23 64	ine.FNV_PRIME_32.16777619<br>.#d
113440	65 66 69 6e 65 20 46 4e 56 5f 42 41 53 49 53 5f 33 32 20 32 31 36 36 31 33 36 32 36 31 55 3c 62	efine.FNV_BASIS_32.2166136261U<b
113460	72 3e 0a 3c 62 72 3e 0a 73 74 61 74 69 63 20 76 6f 6c 61 74 69 6c 65 20 75 69 6e 74 33 32 5f 74	r>.<br>.static.volatile.uint32_t
113480	20 69 72 5f 68 61 73 68 20 3d 20 30 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 74 79 70 65 64 65 66 20 73	.ir_hash.=.0;<br>.<br>.typedef.s
1134a0	74 72 75 63 74 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 6e 74	truct<br>.{<br>.&nbsp;&nbsp;.int
1134c0	20 73 74 61 74 65 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 6e 74 20 63 6f 75	.state;<br>.&nbsp;&nbsp;.int.cou
1134e0	6e 74 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 6e 74 20 6c 65 76 65 6c 3b 3c	nt;<br>.&nbsp;&nbsp;.int.level;<
113500	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 69 6e 74 31 36 5f 74 20 6d 69 63 72 6f 73	br>.&nbsp;&nbsp;.uint16_t.micros
113520	5b 4d 41 58 5f 54 52 41 4e 53 49 54 49 4f 4e 53 5d 3b 3c 62 72 3e 0a 7d 20 64 65 63 6f 64 65 5f	[MAX_TRANSITIONS];<br>.}.decode_
113540	74 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 20 66 6f 72 77 61 72 64 20 64 65 63 6c 61 72 61 74 69	t;<br>.<br>./*.forward.declarati
113560	6f 6e 73 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69 64 26 6e 62 73 70 3b 26 6e 62 73 70 3b	ons.*/<br>.<br>.void&nbsp;&nbsp;
113580	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 61 6c 65 72 74 28 69 6e 74 20 67 70 69 6f 2c 20 69 6e 74	&nbsp;&nbsp;.alert(int.gpio,.int
1135a0	20 6c 65 76 65 6c 2c 20 75 69 6e 74 33 32 5f 74 0a 74 69 63 6b 29 3b 3c 62 72 3e 0a 75 69 6e 74	.level,.uint32_t.tick);<br>.uint
1135c0	33 32 5f 74 20 67 65 74 48 61 73 68 28 64 65 63 6f 64 65 5f 74 20 2a 20 64 65 63 6f 64 65 29 3b	32_t.getHash(decode_t.*.decode);
1135e0	3c 62 72 3e 0a 76 6f 69 64 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	<br>.void&nbsp;&nbsp;&nbsp;&nbsp
113600	3b 20 75 70 64 61 74 65 53 74 61 74 65 28 64 65 63 6f 64 65 5f 74 20 2a 20 64 65 63 6f 64 65 2c	;.updateState(decode_t.*.decode,
113620	20 69 6e 74 0a 6c 65 76 65 6c 2c 20 75 69 6e 74 33 32 5f 74 20 6d 69 63 72 6f 73 29 3b 3c 62 72	.int.level,.uint32_t.micros);<br
113640	3e 0a 3c 62 72 3e 0a 69 6e 74 20 6d 61 69 6e 28 69 6e 74 20 61 72 67 63 2c 20 63 68 61 72 20 2a	>.<br>.int.main(int.argc,.char.*
113660	20 61 72 67 76 5b 5d 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20	.argv[])<br>.{<br>.&nbsp;&nbsp;.
113680	69 66 20 28 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65 28 29 26 6c 74 3b 30 29 3c 62 72 3e 0a 26	if.(gpioInitialise()&lt;0)<br>.&
1136a0	6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;.{<br>.&nbsp;&nbsp;&n
1136c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 72 65 74 75 72 6e 20 31 20 3b 3c 62 72 3e 0a	bsp;&nbsp;&nbsp;.return.1.;<br>.
1136e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;.}<br>.<br>.&nbsp;&n
113700	62 73 70 3b 20 2f 2a 20 49 52 20 70 69 6e 20 61 73 20 69 6e 70 75 74 20 2a 2f 3c 62 72 3e 0a 3c	bsp;./*.IR.pin.as.input.*/<br>.<
113720	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 4d 6f 64 65 28 49 52 5f	br>.&nbsp;&nbsp;.gpioSetMode(IR_
113740	50 49 4e 2c 20 50 49 5f 49 4e 50 55 54 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	PIN,.PI_INPUT);<br>.<br>.&nbsp;&
113760	6e 62 73 70 3b 20 2f 2a 20 35 6d 73 20 6d 61 78 20 67 61 70 20 61 66 74 65 72 20 6c 61 73 74 20	nbsp;./*.5ms.max.gap.after.last.
113780	70 75 6c 73 65 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67	pulse.*/<br>.<br>.&nbsp;&nbsp;.g
1137a0	70 69 6f 53 65 74 57 61 74 63 68 64 6f 67 28 49 52 5f 50 49 4e 2c 20 35 29 3b 3c 62 72 3e 0a 3c	pioSetWatchdog(IR_PIN,.5);<br>.<
1137c0	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 2f 2a 20 6d 6f 6e 69 74 6f 72 20 49 52 20 6c	br>.&nbsp;&nbsp;./*.monitor.IR.l
1137e0	65 76 65 6c 20 63 68 61 6e 67 65 73 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26	evel.changes.*/<br>.<br>.&nbsp;&
113800	6e 62 73 70 3b 20 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 28 49 52 5f 50 49 4e 2c 20 61	nbsp;.gpioSetAlertFunc(IR_PIN,.a
113820	6c 65 72 74 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 77 68 69	lert);<br>.<br>.&nbsp;&nbsp;.whi
113840	6c 65 20 28 31 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e	le.(1)<br>.&nbsp;&nbsp;.{<br>.&n
113860	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20	bsp;&nbsp;&nbsp;&nbsp;&nbsp;.if.
113880	28 69 72 5f 68 61 73 68 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	(ir_hash)<br>.&nbsp;&nbsp;&nbsp;
1138a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	&nbsp;&nbsp;.{<br>.&nbsp;&nbsp;&
1138c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
1138e0	73 70 3b 20 2f 2a 20 6e 6f 6e 2d 7a 65 72 6f 20 6d 65 61 6e 73 0a 6e 65 77 20 64 65 63 6f 64 65	sp;./*.non-zero.means.new.decode
113900	20 2a 2f 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	.*/<br>.&nbsp;&nbsp;&nbsp;&nbsp;
113920	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 70 72 69 6e 74 66 28	&nbsp;&nbsp;&nbsp;&nbsp;.printf(
113940	22 69 72 20 63 6f 64 65 20 69 73 0a 25 75 5c 20 22 2c 20 69 72 5f 68 61 73 68 29 3b 3c 62 72 3e	"ir.code.is.%u\.",.ir_hash);<br>
113960	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
113980	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 72 5f 68 61 73 68 20 3d 20 30 3b 3c 62	nbsp;&nbsp;&nbsp;.ir_hash.=.0;<b
1139a0	72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	r>.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
1139c0	3b 20 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;.}<br>.<br>.&nbsp;&nbsp;&nbsp;&
1139e0	6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 44 65 6c 61 79 28 31 30 30 30 30 30 29 3b 20 2f	nbsp;&nbsp;.gpioDelay(100000);./
113a00	2a 20 63 68 65 63 6b 20 72 65 6d 6f 74 65 0a 31 30 20 74 69 6d 65 73 20 70 65 72 20 73 65 63 6f	*.check.remote.10.times.per.seco
113a20	6e 64 20 2a 2f 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 3c 62 72	nd.*/<br>.&nbsp;&nbsp;.}<br>.<br
113a40	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 54 65 72 6d 69 6e 61 74 65 28 29 3b 3c	>.&nbsp;&nbsp;.gpioTerminate();<
113a60	62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69 64 20 61 6c 65 72 74 28 69 6e 74 20 67 70	br>.}<br>.<br>.void.alert(int.gp
113a80	69 6f 2c 20 69 6e 74 20 6c 65 76 65 6c 2c 20 75 69 6e 74 33 32 5f 74 20 74 69 63 6b 29 3c 62 72	io,.int.level,.uint32_t.tick)<br
113aa0	3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73 74 61 74 69 63 20 69 6e 74 20	>.{<br>.&nbsp;&nbsp;.static.int.
113ac0	69 6e 69 74 65 64 20 3d 20 30 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70	inited.=.0;<br>.<br>.&nbsp;&nbsp
113ae0	3b 20 73 74 61 74 69 63 20 64 65 63 6f 64 65 5f 74 20 61 63 74 69 76 65 48 69 67 68 2c 20 61 63	;.static.decode_t.activeHigh,.ac
113b00	74 69 76 65 4c 6f 77 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73	tiveLow;<br>.<br>.&nbsp;&nbsp;.s
113b20	74 61 74 69 63 20 75 69 6e 74 33 32 5f 74 20 6c 61 73 74 54 69 63 6b 3b 3c 62 72 3e 0a 3c 62 72	tatic.uint32_t.lastTick;<br>.<br
113b40	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 69 6e 74 33 32 5f 74 20 64 69 66 66 54 69 63 6b	>.&nbsp;&nbsp;.uint32_t.diffTick
113b60	3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 21 69 6e 69	;<br>.<br>.&nbsp;&nbsp;.if.(!ini
113b80	74 65 64 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73	ted)<br>.&nbsp;&nbsp;.{<br>.&nbs
113ba0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 6e 69 74 65	p;&nbsp;&nbsp;&nbsp;&nbsp;.inite
113bc0	64 20 3d 20 31 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	d.=.1;<br>.<br>.&nbsp;&nbsp;&nbs
113be0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 61 63 74 69 76 65 48 69 67 68 2e 73 74 61 74 65 20	p;&nbsp;&nbsp;.activeHigh.state.
113c00	3d 20 4f 55 54 53 49 44 45 5f 43 4f 44 45 3b 0a 61 63 74 69 76 65 48 69 67 68 2e 6c 65 76 65 6c	=.OUTSIDE_CODE;.activeHigh.level
113c20	20 3d 20 50 49 5f 4c 4f 57 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	.=.PI_LOW;<br>.&nbsp;&nbsp;&nbsp
113c40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 61 63 74 69 76 65 4c 6f 77 2e 73 74 61 74 65 26 6e 62	;&nbsp;&nbsp;.activeLow.state&nb
113c60	73 70 3b 20 3d 0a 4f 55 54 53 49 44 45 5f 43 4f 44 45 3b 20 61 63 74 69 76 65 4c 6f 77 2e 6c 65	sp;.=.OUTSIDE_CODE;.activeLow.le
113c80	76 65 6c 26 6e 62 73 70 3b 20 3d 20 50 49 5f 48 49 47 48 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e	vel&nbsp;.=.PI_HIGH;<br>.<br>.&n
113ca0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 6c 61 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;.las
113cc0	74 54 69 63 6b 20 3d 20 74 69 63 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	tTick.=.tick;<br>.&nbsp;&nbsp;&n
113ce0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 72 65 74 75 72 6e 3b 3c 62 72 3e 0a 26 6e 62	bsp;&nbsp;&nbsp;.return;<br>.&nb
113d00	73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;.}<br>.<br>.&nbsp;&nbsp
113d20	3b 20 64 69 66 66 54 69 63 6b 20 3d 20 74 69 63 6b 20 2d 20 6c 61 73 74 54 69 63 6b 3b 3c 62 72	;.diffTick.=.tick.-.lastTick;<br
113d40	3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 6c 65 76 65 6c 20 21 3d	>.<br>.&nbsp;&nbsp;.if.(level.!=
113d60	20 50 49 5f 54 49 4d 45 4f 55 54 29 20 6c 61 73 74 54 69 63 6b 20 3d 20 74 69 63 6b 3b 3c 62 72	.PI_TIMEOUT).lastTick.=.tick;<br
113d80	3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 70 64 61 74 65 53 74 61 74 65 28	>.<br>.&nbsp;&nbsp;.updateState(
113da0	26 61 6d 70 3b 61 63 74 69 76 65 48 69 67 68 2c 20 6c 65 76 65 6c 2c 20 64 69 66 66 54 69 63 6b	&amp;activeHigh,.level,.diffTick
113dc0	29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 70 64 61 74 65 53 74 61 74 65 28	);<br>.&nbsp;&nbsp;.updateState(
113de0	26 61 6d 70 3b 61 63 74 69 76 65 4c 6f 77 2c 20 6c 65 76 65 6c 2c 20 64 69 66 66 54 69 63 6b 29	&amp;activeLow,.level,.diffTick)
113e00	3b 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 76 6f 69 64 20 75 70 64 61 74 65 53 74 61 74	;<br>.}<br>.<br>.void.updateStat
113e20	65 28 64 65 63 6f 64 65 5f 74 20 2a 20 64 65 63 6f 64 65 2c 20 69 6e 74 20 6c 65 76 65 6c 2c 20	e(decode_t.*.decode,.int.level,.
113e40	75 69 6e 74 33 32 5f 74 20 6d 69 63 72 6f 73 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70	uint32_t.micros)<br>.{<br>.&nbsp
113e60	3b 26 6e 62 73 70 3b 20 2f 2a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;./*<br>.&nbsp;&nbsp;&nbsp
113e80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 57 65 20 61 72 65 20 64 65 61 6c 69 6e 67 20 77 69 74	;&nbsp;&nbsp;.We.are.dealing.wit
113ea0	68 20 61 63 74 69 76 65 20 68 69 67 68 20 61 73 0a 77 65 6c 6c 20 61 73 20 61 63 74 69 76 65 20	h.active.high.as.well.as.active.
113ec0	6c 6f 77 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	low<br>.&nbsp;&nbsp;&nbsp;&nbsp;
113ee0	26 6e 62 73 70 3b 20 72 65 6d 6f 74 65 73 2e 26 6e 62 73 70 3b 20 41 62 73 74 72 61 63 74 20 74	&nbsp;.remotes.&nbsp;.Abstract.t
113f00	68 65 20 63 6f 6d 6d 6f 6e 0a 66 75 6e 63 74 69 6f 6e 61 6c 69 74 79 2e 3c 62 72 3e 0a 26 6e 62	he.common.functionality.<br>.&nb
113f20	73 70 3b 26 6e 62 73 70 3b 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;.*/<br>.<br>.&nbsp;&nbs
113f40	70 3b 20 69 66 20 28 64 65 63 6f 64 65 2d 26 67 74 3b 73 74 61 74 65 20 3d 3d 20 4f 55 54 53 49	p;.if.(decode-&gt;state.==.OUTSI
113f60	44 45 5f 43 4f 44 45 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a	DE_CODE)<br>.&nbsp;&nbsp;.{<br>.
113f80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.i
113fa0	66 20 28 6c 65 76 65 6c 20 3d 3d 20 64 65 63 6f 64 65 2d 26 67 74 3b 6c 65 76 65 6c 29 3c 62 72	f.(level.==.decode-&gt;level)<br
113fc0	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	>.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
113fe0	20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	.{<br>.&nbsp;&nbsp;&nbsp;&nbsp;&
114000	00 00 01 12 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 2e	....).<br>&nbsp;gpio:&nbsp;0-53.
114020	3c 62 72 3e 6c 65 76 65 6c 3a 26 6e 62 73 70 3b 30 2c 26 6e 62 73 70 3b 31 2e 3c 62 72 3e 3c 2f	<br>level:&nbsp;0,&nbsp;1.<br></
114040	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74	code><br><br>Returns.0.if.OK,.ot
114060	68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 4c 45 56 45	herwise.PI_BAD_GPIO,.PI_BAD_LEVE
114080	4c 2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e	L,.or.PI_NOT_PERMITTED..<br><br>
1140a0	4e 6f 74 65 73 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d 20 6f 72 20 73 65 72 76 6f 20 70 75	Notes.<br><br>If.PWM.or.servo.pu
1140c0	6c 73 65 73 20 61 72 65 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 79	lses.are.active.on.the.GPIO.they
1140e0	20 61 72 65 20 73 77 69 74 63 68 65 64 20 6f 66 66 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	.are.switched.off..<h3><a.name="
114100	73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	set_PWM_dutycycle"></a><a.href="
114120	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74	#int"><small>int</small></a>.set
114140	5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23	_PWM_dutycycle<small>(<a.href="#
114160	69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61	int">int</a>.<a.href="#pi">pi</a
114180	3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c	>,.<a.href="#unsigned">unsigned<
1141a0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70	/a>.<a.href="#user_gpio">user_gp
1141c0	69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69	io</a>,.<a.href="#unsigned">unsi
1141e0	67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 64 75 74 79 63 79 63 6c 65 22 3e 64 75	gned</a>.<a.href="#dutycycle">du
114200	74 79 63 79 63 6c 65 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 20	tycycle</a>)</small></h3>.Start.
114220	28 6e 6f 6e 2d 7a 65 72 6f 20 64 75 74 79 63 79 63 6c 65 29 20 6f 72 20 73 74 6f 70 20 28 30 29	(non-zero.dutycycle).or.stop.(0)
114240	20 50 57 4d 20 70 75 6c 73 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72	.PWM.pulses.on.the.GPIO..<br><br
114260	3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	><code>&nbsp;&nbsp;&nbsp;&nbsp;&
114280	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30	nbsp;&nbsp;&nbsp;pi:&nbsp;&gt;=0
1142a0	26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26	&nbsp;(as&nbsp;returned&nbsp;by&
1142c0	6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67	nbsp;<a.href="#pigpio_start">pig
1142e0	70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62	pio_start</a>).<br>user_gpio:&nb
114300	73 70 3b 30 2d 33 31 2e 3c 62 72 3e 64 75 74 79 63 79 63 6c 65 3a 26 6e 62 73 70 3b 30 2d 72 61	sp;0-31.<br>dutycycle:&nbsp;0-ra
114320	6e 67 65 26 6e 62 73 70 3b 28 72 61 6e 67 65 26 6e 62 73 70 3b 64 65 66 61 75 6c 74 73 26 6e 62	nge&nbsp;(range&nbsp;defaults&nb
114340	73 70 3b 74 6f 26 6e 62 73 70 3b 32 35 35 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	sp;to&nbsp;255).<br></code><br><
114360	62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49	br>Returns.0.if.OK,.otherwise.PI
114380	5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 44 55 54 59 43 59 43 4c 45	_BAD_USER_GPIO,.PI_BAD_DUTYCYCLE
1143a0	2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 4e 6f 74 65 73 0a 3c 62 72	,.or.PI_NOT_PERMITTED..Notes.<br
1143c0	3e 3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65	><br>The.<a.href="#set_PWM_range
1143e0	22 3e 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 20 6d 61 79	">set_PWM_range</a>.function.may
114400	20 62 65 20 75 73 65 64 20 74 6f 20 63 68 61 6e 67 65 20 74 68 65 0a 64 65 66 61 75 6c 74 20 72	.be.used.to.change.the.default.r
114420	61 6e 67 65 20 6f 66 20 32 35 35 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 50 57	ange.of.255..<h3><a.name="get_PW
114440	4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e	M_dutycycle"></a><a.href="#int">
114460	3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 50 57 4d 5f 64	<small>int</small></a>.get_PWM_d
114480	75 74 79 63 79 63 6c 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69	utycycle<small>(<a.href="#int">i
1144a0	6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20	nt</a>.<a.href="#pi">pi</a>,.<a.
1144c0	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
1144e0	20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e	.href="#user_gpio">user_gpio</a>
114500	29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 20 74 68 65 20 50 57 4d 20 64 75	)</small></h3>.Return.the.PWM.du
114520	74 79 63 79 63 6c 65 20 69 6e 20 75 73 65 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62	tycycle.in.use.on.a.GPIO..<br><b
114540	72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r><code>&nbsp;&nbsp;&nbsp;&nbsp;
114560	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d	&nbsp;&nbsp;&nbsp;pi:&nbsp;&gt;=
114580	30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79	0&nbsp;(as&nbsp;returned&nbsp;by
1145a0	26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69	&nbsp;<a.href="#pigpio_start">pi
1145c0	67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e	gpio_start</a>).<br>user_gpio:&n
1145e0	62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75	bsp;0-31.<br></code><br><br>Retu
114600	72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53	rns.0.if.OK,.otherwise.PI_BAD_US
114620	45 52 5f 47 50 49 4f 20 6f 72 20 50 49 5f 4e 4f 54 5f 50 57 4d 5f 47 50 49 4f 2e 0a 3c 62 72 3e	ER_GPIO.or.PI_NOT_PWM_GPIO..<br>
114640	3c 62 72 3e 46 6f 72 20 6e 6f 72 6d 61 6c 20 50 57 4d 20 74 68 65 20 64 75 74 79 63 79 63 6c 65	<br>For.normal.PWM.the.dutycycle
114660	20 77 69 6c 6c 20 62 65 20 6f 75 74 20 6f 66 20 74 68 65 20 64 65 66 69 6e 65 64 20 72 61 6e 67	.will.be.out.of.the.defined.rang
114680	65 0a 66 6f 72 20 74 68 65 20 47 50 49 4f 20 28 73 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 65	e.for.the.GPIO.(see.<a.href="#ge
1146a0	74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 29 2e	t_PWM_range">get_PWM_range</a>).
1146c0	0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 69 73 20	.<br><br>If.a.hardware.clock.is.
1146e0	61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20	active.on.the.GPIO.the.reported.
114700	64 75 74 79 63 79 63 6c 65 0a 77 69 6c 6c 20 62 65 20 35 30 30 30 30 30 20 28 35 30 30 6b 29 20	dutycycle.will.be.500000.(500k).
114720	6f 75 74 20 6f 66 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20	out.of.1000000.(1M)..<br><br>If.
114740	68 61 72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50	hardware.PWM.is.active.on.the.GP
114760	49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 64 75 74 79 63 79 63 6c 65 0a 77 69 6c 6c 20 62	IO.the.reported.dutycycle.will.b
114780	65 20 6f 75 74 20 6f 66 20 61 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 68 33 3e 3c 61 20	e.out.of.a.1000000.(1M)..<h3><a.
1147a0	6e 61 6d 65 3d 22 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	name="set_PWM_range"></a><a.href
1147c0	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73	="#int"><small>int</small></a>.s
1147e0	65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e	et_PWM_range<small>(<a.href="#in
114800	74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c	t">int</a>.<a.href="#pi">pi</a>,
114820	20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61	.<a.href="#unsigned">unsigned</a
114840	3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f	>.<a.href="#user_gpio">user_gpio
114860	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e	</a>,.<a.href="#unsigned">unsign
114880	65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 61 6e 67 65 22 3e 72 61 6e 67 65 3c 2f 61	ed</a>.<a.href="#range">range</a
1148a0	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 20 74 68 65 20 72 61 6e 67 65 20 6f 66	>)</small></h3>.Set.the.range.of
1148c0	20 50 57 4d 20 76 61 6c 75 65 73 20 74 6f 20 62 65 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47 50	.PWM.values.to.be.used.on.the.GP
1148e0	49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	IO..<br><br><code>&nbsp;&nbsp;&n
114900	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26	bsp;&nbsp;&nbsp;&nbsp;&nbsp;pi:&
114920	6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e	nbsp;&gt;=0&nbsp;(as&nbsp;return
114940	65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f	ed&nbsp;by&nbsp;<a.href="#pigpio
114960	5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75 73	_start">pigpio_start</a>).<br>us
114980	65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	er_gpio:&nbsp;0-31.<br>&nbsp;&nb
1149a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 72 61 6e 67 65 3a 26 6e 62 73 70 3b 32 35 2d 34 30	sp;&nbsp;&nbsp;range:&nbsp;25-40
1149c0	30 30 30 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30	000.<br></code><br><br>Returns.0
1149e0	20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50	.if.OK,.otherwise.PI_BAD_USER_GP
114a00	49 4f 2c 20 50 49 5f 42 41 44 5f 44 55 54 59 52 41 4e 47 45 2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f	IO,.PI_BAD_DUTYRANGE,.or.PI_NOT_
114a20	50 45 52 4d 49 54 54 45 44 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 73 0a 3c 62 72 3e 3c 62 72	PERMITTED..<br><br>Notes.<br><br
114a40	3e 49 66 20 50 57 4d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 61 63 74 69 76 65 20 6f 6e 20 74	>If.PWM.is.currently.active.on.t
114a60	68 65 20 47 50 49 4f 20 69 74 73 20 64 75 74 79 63 79 63 6c 65 20 77 69 6c 6c 20 62 65 0a 73 63	he.GPIO.its.dutycycle.will.be.sc
114a80	61 6c 65 64 20 74 6f 20 72 65 66 6c 65 63 74 20 74 68 65 20 6e 65 77 20 72 61 6e 67 65 2e 0a 3c	aled.to.reflect.the.new.range..<
114aa0	62 72 3e 3c 62 72 3e 54 68 65 20 72 65 61 6c 20 72 61 6e 67 65 2c 20 74 68 65 20 6e 75 6d 62 65	br><br>The.real.range,.the.numbe
114ac0	72 20 6f 66 20 73 74 65 70 73 20 62 65 74 77 65 65 6e 20 66 75 6c 6c 79 20 6f 66 66 20 61 6e 64	r.of.steps.between.fully.off.and
114ae0	20 66 75 6c 6c 79 20 6f 6e 0a 66 6f 72 20 65 61 63 68 20 6f 66 20 74 68 65 20 31 38 20 61 76 61	.fully.on.for.each.of.the.18.ava
114b00	69 6c 61 62 6c 65 20 47 50 49 4f 20 66 72 65 71 75 65 6e 63 69 65 73 20 69 73 0a 3c 62 72 3e 3c	ilable.GPIO.frequencies.is.<br><
114b20	62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 28 23 31 29 2c 26 6e 62 73	br><code>&nbsp;&nbsp;25(#1),&nbs
114b40	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 28 23 32 29 2c 26 6e 62 73 70	p;&nbsp;&nbsp;&nbsp;50(#2),&nbsp
114b60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 28 23 33 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;&nbsp;100(#3),&nbsp;&nbsp
114b80	3b 26 6e 62 73 70 3b 31 32 35 28 23 34 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;125(#4),&nbsp;&nbsp;&nbsp
114ba0	3b 26 6e 62 73 70 3b 32 30 30 28 23 35 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;200(#5),&nbsp;&nbsp;&nbsp
114bc0	3b 26 6e 62 73 70 3b 32 35 30 28 23 36 29 2c 3c 62 72 3e 26 6e 62 73 70 3b 34 30 30 28 23 37 29	;&nbsp;250(#6),<br>&nbsp;400(#7)
114be0	2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 28 23 38 29 2c 26 6e 62 73 70	,&nbsp;&nbsp;&nbsp;500(#8),&nbsp
114c00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 28 23 39 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;&nbsp;625(#9),&nbsp;&nbsp
114c20	3b 26 6e 62 73 70 3b 38 30 30 28 23 31 30 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 30	;&nbsp;800(#10),&nbsp;&nbsp;1000
114c40	28 23 31 31 29 2c 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 30 28 23 31 32 29 2c 3c 62 72 3e	(#11),&nbsp;&nbsp;1250(#12),<br>
114c60	32 30 30 30 28 23 31 33 29 2c 26 6e 62 73 70 3b 32 35 30 30 28 23 31 34 29 2c 26 6e 62 73 70 3b	2000(#13),&nbsp;2500(#14),&nbsp;
114c80	34 30 30 30 28 23 31 35 29 2c 26 6e 62 73 70 3b 35 30 30 30 28 23 31 36 29 2c 26 6e 62 73 70 3b	4000(#15),&nbsp;5000(#16),&nbsp;
114ca0	31 30 30 30 30 28 23 31 37 29 2c 26 6e 62 73 70 3b 32 30 30 30 30 28 23 31 38 29 3c 62 72 3e 3c	10000(#17),&nbsp;20000(#18)<br><
114cc0	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 61 6c 20 76 61 6c 75 65 20 73 65 74	/code><br><br>The.real.value.set
114ce0	20 62 79 20 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 20 69 73 20 28 64 75 74 79 63 79 63 6c 65 20	.by.set_PWM_range.is.(dutycycle.
114d00	2a 20 72 65 61 6c 20 72 61 6e 67 65 29 20 2f 20 72 61 6e 67 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61	*.real.range)./.range..<h3><a.na
114d20	6d 65 3d 22 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	me="get_PWM_range"></a><a.href="
114d40	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74	#int"><small>int</small></a>.get
114d60	5f 50 57 4d 5f 72 61 6e 67 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	_PWM_range<small>(<a.href="#int"
114d80	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c	>int</a>.<a.href="#pi">pi</a>,.<
114da0	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
114dc0	3c 61 20 68 72 65 66 3d 22 23 75 73 65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f	<a.href="#user_gpio">user_gpio</
114de0	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 74 68 65 20 72 61 6e 67 65 20 6f	a>)</small></h3>.Get.the.range.o
114e00	66 20 50 57 4d 20 76 61 6c 75 65 73 20 62 65 69 6e 67 20 75 73 65 64 20 6f 6e 20 74 68 65 20 47	f.PWM.values.being.used.on.the.G
114e20	50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	PIO..<br><br><code>&nbsp;&nbsp;&
114e40	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pi:
114e60	26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72	&nbsp;&gt;=0&nbsp;(as&nbsp;retur
114e80	6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69	ned&nbsp;by&nbsp;<a.href="#pigpi
114ea0	6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 75	o_start">pigpio_start</a>).<br>u
114ec0	73 65 72 5f 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	ser_gpio:&nbsp;0-31.<br></code><
114ee0	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 64 75 74 79 63 79 63 6c 65 20 72 61 6e	br><br>Returns.the.dutycycle.ran
114f00	67 65 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 20 69 66 20 4f 4b 2c 0a 6f 74 68 65	ge.used.for.the.GPIO.if.OK,.othe
114f20	72 77 69 73 65 20 50 49 5f 42 41 44 5f 55 53 45 52 5f 47 50 49 4f 2e 0a 3c 62 72 3e 3c 62 72 3e	rwise.PI_BAD_USER_GPIO..<br><br>
114f40	49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 6f 72 20 68 61 72 64 77 61 72 65 20	If.a.hardware.clock.or.hardware.
114f60	50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 0a 72 65	PWM.is.active.on.the.GPIO.the.re
114f80	70 6f 72 74 65 64 20 72 61 6e 67 65 20 77 69 6c 6c 20 62 65 20 31 30 30 30 30 30 30 20 28 31 4d	ported.range.will.be.1000000.(1M
114fa0	29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 50 57 4d 5f 72 65 61 6c 5f 72 61 6e	)..<h3><a.name="get_PWM_real_ran
114fc0	67 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	ge"></a><a.href="#int"><small>in
114fe0	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 50 57 4d 5f 72 65 61 6c 5f 72 61 6e 67 65	t</small></a>.get_PWM_real_range
115000	00 00 01 15 74 69 66 69 63 61 74 69 6f 6e 20 73 74 72 65 61 6d 73 2e 0a 3c 62 72 3e 3c 62 72 3e	....tification.streams..<br><br>
115020	3c 63 6f 64 65 3e 61 64 64 72 53 74 72 3a 26 6e 62 73 70 3b 73 70 65 63 69 66 69 65 73 26 6e 62	<code>addrStr:&nbsp;specifies&nb
115040	73 70 3b 74 68 65 26 6e 62 73 70 3b 68 6f 73 74 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 49 50	sp;the&nbsp;host&nbsp;or&nbsp;IP
115060	26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 74 68 65 26 6e	&nbsp;address&nbsp;of&nbsp;the&n
115080	62 73 70 3b 50 69 26 6e 62 73 70 3b 72 75 6e 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 3c 62 72 3e	bsp;Pi&nbsp;running&nbsp;the<br>
1150a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
1150c0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 70 69 6f 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;pigpio&nbs
1150e0	70 3b 64 61 65 6d 6f 6e 2e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 49 74 26 6e 62 73 70 3b 6d 61 79	p;daemon.&nbsp;&nbsp;It&nbsp;may
115100	26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 4e 55 4c 4c 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b	&nbsp;be&nbsp;NULL&nbsp;in&nbsp;
115120	77 68 69 63 68 26 6e 62 73 70 3b 63 61 73 65 26 6e 62 73 70 3b 6c 6f 63 61 6c 68 6f 73 74 3c 62	which&nbsp;case&nbsp;localhost<b
115140	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	r>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
115160	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b	&nbsp;&nbsp;&nbsp;&nbsp;is&nbsp;
115180	75 73 65 64 26 6e 62 73 70 3b 75 6e 6c 65 73 73 26 6e 62 73 70 3b 6f 76 65 72 72 69 64 64 65 6e	used&nbsp;unless&nbsp;overridden
1151a0	26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 50 49 47 50 49 4f 5f 41 44	&nbsp;by&nbsp;the&nbsp;PIGPIO_AD
1151c0	44 52 26 6e 62 73 70 3b 65 6e 76 69 72 6f 6e 6d 65 6e 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	DR&nbsp;environment<br>&nbsp;&nb
1151e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
115200	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 76 61 72 69 61 62 6c 65 2e 3c 62 72 3e 3c 62 72 3e 70 6f	;&nbsp;&nbsp;variable.<br><br>po
115220	72 74 53 74 72 3a 26 6e 62 73 70 3b 73 70 65 63 69 66 69 65 73 26 6e 62 73 70 3b 74 68 65 26 6e	rtStr:&nbsp;specifies&nbsp;the&n
115240	62 73 70 3b 70 6f 72 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 75 73 65 64 26	bsp;port&nbsp;address&nbsp;used&
115260	6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 50 69 26 6e 62 73 70 3b 72 75	nbsp;by&nbsp;the&nbsp;Pi&nbsp;ru
115280	6e 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nning&nbsp;the<br>&nbsp;&nbsp;&n
1152a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
1152c0	70 3b 26 6e 62 73 70 3b 70 69 67 70 69 6f 26 6e 62 73 70 3b 64 61 65 6d 6f 6e 2e 26 6e 62 73 70	p;&nbsp;pigpio&nbsp;daemon.&nbsp
1152e0	3b 26 6e 62 73 70 3b 49 74 26 6e 62 73 70 3b 6d 61 79 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b	;&nbsp;It&nbsp;may&nbsp;be&nbsp;
115300	4e 55 4c 4c 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 77 68 69 63 68 26 6e 62 73 70 3b 63 61 73	NULL&nbsp;in&nbsp;which&nbsp;cas
115320	65 26 6e 62 73 70 3b 22 38 38 38 38 22 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	e&nbsp;"8888"<br>&nbsp;&nbsp;&nb
115340	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
115360	3b 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 75 73 65 64 26 6e 62 73 70 3b 75 6e 6c 65 73 73 26	;&nbsp;is&nbsp;used&nbsp;unless&
115380	6e 62 73 70 3b 6f 76 65 72 72 69 64 64 65 6e 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 74 68 65	nbsp;overridden&nbsp;by&nbsp;the
1153a0	26 6e 62 73 70 3b 50 49 47 50 49 4f 5f 50 4f 52 54 26 6e 62 73 70 3b 65 6e 76 69 72 6f 6e 6d 65	&nbsp;PIGPIO_PORT&nbsp;environme
1153c0	6e 74 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nt<br>&nbsp;&nbsp;&nbsp;&nbsp;&n
1153e0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 76 61 72 69	bsp;&nbsp;&nbsp;&nbsp;&nbsp;vari
115400	61 62 6c 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20	able.<br></code><br><br>Returns.
115420	61 6e 20 69 6e 74 65 67 65 72 20 76 61 6c 75 65 20 67 72 65 61 74 65 72 20 74 68 61 6e 20 6f 72	an.integer.value.greater.than.or
115440	20 65 71 75 61 6c 20 74 6f 20 7a 65 72 6f 20 69 66 20 4f 4b 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68	.equal.to.zero.if.OK..<br><br>Th
115460	69 73 20 76 61 6c 75 65 20 69 73 20 70 61 73 73 65 64 20 74 6f 20 74 68 65 20 47 50 49 4f 20 72	is.value.is.passed.to.the.GPIO.r
115480	6f 75 74 69 6e 65 73 20 74 6f 20 73 70 65 63 69 66 79 20 74 68 65 20 50 69 0a 74 6f 20 62 65 20	outines.to.specify.the.Pi.to.be.
1154a0	6f 70 65 72 61 74 65 64 20 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 69 67 70 69 6f	operated.on..<h3><a.name="pigpio
1154c0	5f 73 74 6f 70 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c	_stop"></a><a.href="#void"><smal
1154e0	6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 70 69 67 70 69 6f 5f 73 74 6f 70 3c 73	l>void</small></a>.pigpio_stop<s
115500	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20	mall>(<a.href="#int">int</a>.<a.
115520	68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	href="#pi">pi</a>)</small></h3>.
115540	54 65 72 6d 69 6e 61 74 65 73 20 74 68 65 20 63 6f 6e 6e 65 63 74 69 6f 6e 20 74 6f 20 61 20 70	Terminates.the.connection.to.a.p
115560	69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 61 6e 64 20 72 65 6c 65 61 73 65 73 0a 72 65 73 6f 75 72	igpio.daemon.and.releases.resour
115580	63 65 73 20 75 73 65 64 20 62 79 20 74 68 65 20 6c 69 62 72 61 72 79 2e 0a 3c 62 72 3e 3c 62 72	ces.used.by.the.library..<br><br
1155a0	3e 3c 63 6f 64 65 3e 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26	><code>pi:&nbsp;&gt;=0&nbsp;(as&
1155c0	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;returned&nbsp;by&nbsp;<a.hr
1155e0	65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c	ef="#pigpio_start">pigpio_start<
115600	2f 61 3e 29 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 74	/a>).<br></code><h3><a.name="set
115620	5f 6d 6f 64 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c	_mode"></a><a.href="#int"><small
115640	3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 65 74 5f 6d 6f 64 65 3c 73 6d 61 6c 6c 3e	>int</small></a>.set_mode<small>
115660	28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	(<a.href="#int">int</a>.<a.href=
115680	22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64	"#pi">pi</a>,.<a.href="#unsigned
1156a0	22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67	">unsigned</a>.<a.href="#gpio">g
1156c0	70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	pio</a>,.<a.href="#unsigned">uns
1156e0	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 6f 64 65 22 3e 6d 6f 64 65 3c 2f	igned</a>.<a.href="#mode">mode</
115700	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 53 65 74 20 74 68 65 20 47 50 49 4f 20 6d 6f	a>)</small></h3>.Set.the.GPIO.mo
115720	64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69	de..<br><br><code>&nbsp;&nbsp;pi
115740	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75	:&nbsp;&gt;=0&nbsp;(as&nbsp;retu
115760	72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70	rned&nbsp;by&nbsp;<a.href="#pigp
115780	69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e	io_start">pigpio_start</a>).<br>
1157a0	67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 2e 3c 62 72 3e 6d 6f 64 65 3a 26 6e 62 73 70 3b 50	gpio:&nbsp;0-53.<br>mode:&nbsp;P
1157c0	49 5f 49 4e 50 55 54 2c 26 6e 62 73 70 3b 50 49 5f 4f 55 54 50 55 54 2c 26 6e 62 73 70 3b 50 49	I_INPUT,&nbsp;PI_OUTPUT,&nbsp;PI
1157e0	5f 41 4c 54 30 2c 26 6e 62 73 70 3b 50 49 5f 41 4c 54 31 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	_ALT0,&nbsp;PI_ALT1,<br>&nbsp;&n
115800	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 50 49 5f 41	bsp;&nbsp;&nbsp;&nbsp;&nbsp;PI_A
115820	4c 54 32 2c 26 6e 62 73 70 3b 50 49 5f 41 4c 54 33 2c 26 6e 62 73 70 3b 50 49 5f 41 4c 54 34 2c	LT2,&nbsp;PI_ALT3,&nbsp;PI_ALT4,
115840	26 6e 62 73 70 3b 50 49 5f 41 4c 54 35 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	&nbsp;PI_ALT5.<br></code><br><br
115860	3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42	>Returns.0.if.OK,.otherwise.PI_B
115880	41 44 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 4d 4f 44 45 2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f	AD_GPIO,.PI_BAD_MODE,.or.PI_NOT_
1158a0	50 45 52 4d 49 54 54 45 44 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 65 74 5f 6d 6f 64 65	PERMITTED..<h3><a.name="get_mode
1158c0	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
1158e0	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 65 74 5f 6d 6f 64 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	/small></a>.get_mode<small>(<a.h
115900	72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22	ref="#int">int</a>.<a.href="#pi"
115920	3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	>pi</a>,.<a.href="#unsigned">uns
115940	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f	igned</a>.<a.href="#gpio">gpio</
115960	61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 47 65 74 20 74 68 65 20 47 50 49 4f 20 6d 6f	a>)</small></h3>.Get.the.GPIO.mo
115980	64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69	de..<br><br><code>&nbsp;&nbsp;pi
1159a0	3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75	:&nbsp;&gt;=0&nbsp;(as&nbsp;retu
1159c0	72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70	rned&nbsp;by&nbsp;<a.href="#pigp
1159e0	69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e	io_start">pigpio_start</a>).<br>
115a00	67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	gpio:&nbsp;0-53.<br></code><br><
115a20	62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 47 50 49 4f 20 6d 6f 64 65 20 69 66 20 4f 4b 2c 20	br>Returns.the.GPIO.mode.if.OK,.
115a40	6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61	otherwise.PI_BAD_GPIO..<h3><a.na
115a60	6d 65 3d 22 73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 22 3e 3c 2f 61 3e 3c 61 20 68 72 65	me="set_pull_up_down"></a><a.hre
115a80	66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20	f="#int"><small>int</small></a>.
115aa0	73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d	set_pull_up_down<small>(<a.href=
115ac0	22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c	"#int">int</a>.<a.href="#pi">pi<
115ae0	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	/a>,.<a.href="#unsigned">unsigne
115b00	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 2c 20	d</a>.<a.href="#gpio">gpio</a>,.
115b20	3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e	<a.href="#unsigned">unsigned</a>
115b40	20 3c 61 20 68 72 65 66 3d 22 23 70 75 64 22 3e 70 75 64 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	.<a.href="#pud">pud</a>)</small>
115b60	3c 2f 68 33 3e 0a 53 65 74 20 6f 72 20 63 6c 65 61 72 20 74 68 65 20 47 50 49 4f 20 70 75 6c 6c	</h3>.Set.or.clear.the.GPIO.pull
115b80	2d 75 70 2f 64 6f 77 6e 20 72 65 73 69 73 74 6f 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	-up/down.resistor..<br><br><code
115ba0	3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73	>&nbsp;&nbsp;pi:&nbsp;&gt;=0&nbs
115bc0	70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70	p;(as&nbsp;returned&nbsp;by&nbsp
115be0	3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f	;<a.href="#pigpio_start">pigpio_
115c00	73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 67 70 69 6f 3a 26 6e 62 73 70 3b 30 2d 35 33 2e 3c	start</a>).<br>gpio:&nbsp;0-53.<
115c20	62 72 3e 26 6e 62 73 70 3b 70 75 64 3a 26 6e 62 73 70 3b 50 49 5f 50 55 44 5f 55 50 2c 26 6e 62	br>&nbsp;pud:&nbsp;PI_PUD_UP,&nb
115c40	73 70 3b 50 49 5f 50 55 44 5f 44 4f 57 4e 2c 26 6e 62 73 70 3b 50 49 5f 50 55 44 5f 4f 46 46 2e	sp;PI_PUD_DOWN,&nbsp;PI_PUD_OFF.
115c60	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 30 20 69 66 20	<br></code><br><br>Returns.0.if.
115c80	4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 47 50 49 4f 2c 20 50 49 5f 42 41	OK,.otherwise.PI_BAD_GPIO,.PI_BA
115ca0	44 5f 50 55 44 2c 0a 6f 72 20 50 49 5f 4e 4f 54 5f 50 45 52 4d 49 54 54 45 44 2e 0a 3c 68 33 3e	D_PUD,.or.PI_NOT_PERMITTED..<h3>
115cc0	3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 5f 72 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d	<a.name="gpio_read"></a><a.href=
115ce0	22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70	"#int"><small>int</small></a>.gp
115d00	69 6f 5f 72 65 61 64 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e	io_read<small>(<a.href="#int">in
115d20	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68	t</a>.<a.href="#pi">pi</a>,.<a.h
115d40	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
115d60	68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f	href="#gpio">gpio</a>)</small></
115d80	68 33 3e 0a 52 65 61 64 20 74 68 65 20 47 50 49 4f 20 6c 65 76 65 6c 2e 0a 3c 62 72 3e 3c 62 72	h3>.Read.the.GPIO.level..<br><br
115da0	3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b	><code>&nbsp;&nbsp;pi:&nbsp;&gt;
115dc0	3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62	=0&nbsp;(as&nbsp;returned&nbsp;b
115de0	79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70	y&nbsp;<a.href="#pigpio_start">p
115e00	69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 67 70 69 6f 3a 30 2d 35 33 2e 3c	igpio_start</a>).<br>gpio:0-53.<
115e20	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 47 50	br></code><br><br>Returns.the.GP
115e40	49 4f 20 6c 65 76 65 6c 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44	IO.level.if.OK,.otherwise.PI_BAD
115e60	5f 47 50 49 4f 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 5f 77 72 69 74 65 22 3e	_GPIO..<h3><a.name="gpio_write">
115e80	3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73	</a><a.href="#int"><small>int</s
115ea0	6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 5f 77 72 69 74 65 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	mall></a>.gpio_write<small>(<a.h
115ec0	72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22	ref="#int">int</a>.<a.href="#pi"
115ee0	3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73	>pi</a>,.<a.href="#unsigned">uns
115f00	69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f	igned</a>.<a.href="#gpio">gpio</
115f20	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64	a>,.<a.href="#unsigned">unsigned
115f40	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6c 65 76 65 6c 22 3e 6c 65 76 65 6c 3c 2f 61 3e 29	</a>.<a.href="#level">level</a>)
115f60	3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 57 72 69 74 65 20 74 68 65 20 47 50 49 4f 20 6c 65 76	</small></h3>.Write.the.GPIO.lev
115f80	65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	el..<br><br><code>&nbsp;&nbsp;&n
115fa0	62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73	bsp;pi:&nbsp;&gt;=0&nbsp;(as&nbs
115fc0	70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d	p;returned&nbsp;by&nbsp;<a.href=
115fe0	22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e	"#pigpio_start">pigpio_start</a>
116000	00 00 01 16 6d 69 63 72 6f 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f	....micros.of.the.current.wavefo
116020	72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77	rm.</td></tr><tr><td><a.href="#w
116040	61 76 65 5f 67 65 74 5f 68 69 67 68 5f 6d 69 63 72 6f 73 22 3e 77 61 76 65 5f 67 65 74 5f 68 69	ave_get_high_micros">wave_get_hi
116060	67 68 5f 6d 69 63 72 6f 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 4c 65 6e 67	gh_micros</a></td><td>......Leng
116080	74 68 20 6f 66 20 6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72 6d 20 73 6f 20 66 61 72 0a 3c 2f	th.of.longest.waveform.so.far.</
1160a0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67	td></tr><tr><td><a.href="#wave_g
1160c0	65 74 5f 6d 61 78 5f 6d 69 63 72 6f 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 6d 69 63 72	et_max_micros">wave_get_max_micr
1160e0	6f 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 41 62 73 6f 6c 75 74 65 20 6d	os</a></td><td>.......Absolute.m
116100	61 78 69 6d 75 6d 20 61 6c 6c 6f 77 65 64 20 6d 69 63 72 6f 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	aximum.allowed.micros.</td></tr>
116120	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
116140	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 70 75 6c 73 65 73 22 3e 77 61	td><a.href="#wave_get_pulses">wa
116160	76 65 5f 67 65 74 5f 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	ve_get_pulses</a></td><td>......
116180	20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e 20 70 75 6c 73 65 73 20 6f 66 20 74 68 65 20 63 75 72	.....Length.in.pulses.of.the.cur
1161a0	72 65 6e 74 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	rent.waveform.</td></tr><tr><td>
1161c0	3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 70 75 6c 73 65 73 22 3e	<a.href="#wave_get_high_pulses">
1161e0	77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	wave_get_high_pulses</a></td><td
116200	3e 20 20 20 20 20 20 4c 65 6e 67 74 68 20 6f 66 20 6c 6f 6e 67 65 73 74 20 77 61 76 65 66 6f 72	>......Length.of.longest.wavefor
116220	6d 20 73 6f 20 66 61 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	m.so.far.</td></tr><tr><td><a.hr
116240	65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 70 75 6c 73 65 73 22 3e 77 61 76 65 5f 67	ef="#wave_get_max_pulses">wave_g
116260	65 74 5f 6d 61 78 5f 70 75 6c 73 65 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	et_max_pulses</a></td><td>......
116280	20 41 62 73 6f 6c 75 74 65 20 6d 61 78 69 6d 75 6d 20 61 6c 6c 6f 77 65 64 20 70 75 6c 73 65 73	.Absolute.maximum.allowed.pulses
1162a0	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
1162c0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 55 54 49 4c 49 54 49 45 53 0a 3c 2f 62 3e 3c	></tr><tr><td><b>UTILITIES.</b><
1162e0	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td><td></td></tr><tr><td></td><
116300	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67	td></td></tr><tr><td><a.href="#g
116320	65 74 5f 63 75 72 72 65 6e 74 5f 74 69 63 6b 22 3e 67 65 74 5f 63 75 72 72 65 6e 74 5f 74 69 63	et_current_tick">get_current_tic
116340	6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 47 65 74 20 63 75 72 72	k</a></td><td>..........Get.curr
116360	65 6e 74 20 74 69 63 6b 20 28 6d 69 63 72 6f 73 65 63 6f 6e 64 73 29 0a 3c 2f 74 64 3e 3c 2f 74	ent.tick.(microseconds).</td></t
116380	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
1163a0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 68 61 72 64 77 61 72 65 5f 72 65 76 69	><td><a.href="#get_hardware_revi
1163c0	73 69 6f 6e 22 3e 67 65 74 5f 68 61 72 64 77 61 72 65 5f 72 65 76 69 73 69 6f 6e 3c 2f 61 3e 3c	sion">get_hardware_revision</a><
1163e0	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 47 65 74 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69	/td><td>.....Get.hardware.revisi
116400	6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67	on.</td></tr><tr><td><a.href="#g
116420	65 74 5f 70 69 67 70 69 6f 5f 76 65 72 73 69 6f 6e 22 3e 67 65 74 5f 70 69 67 70 69 6f 5f 76 65	et_pigpio_version">get_pigpio_ve
116440	72 73 69 6f 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 47 65 74 20 74 68	rsion</a></td><td>........Get.th
116460	65 20 70 69 67 70 69 6f 20 76 65 72 73 69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	e.pigpio.version.</td></tr><tr><
116480	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 64 5f 69 66 5f 76 65 72 73 69 6f 6e 22	td><a.href="#pigpiod_if_version"
1164a0	3e 70 69 67 70 69 6f 64 5f 69 66 5f 76 65 72 73 69 6f 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	>pigpiod_if_version</a></td><td>
1164c0	20 20 20 20 20 20 20 20 47 65 74 20 74 68 65 20 70 69 67 70 69 6f 64 5f 69 66 32 20 76 65 72 73	........Get.the.pigpiod_if2.vers
1164e0	69 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	ion.</td></tr><tr><td></td><td><
116500	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69	/td></tr><tr><td><a.href="#pigpi
116520	6f 5f 65 72 72 6f 72 22 3e 70 69 67 70 69 6f 5f 65 72 72 6f 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	o_error">pigpio_error</a></td><t
116540	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 47 65 74 20 61 20 74 65 78 74 20 64 65 73 63 72	d>..............Get.a.text.descr
116560	69 70 74 69 6f 6e 20 6f 66 20 61 6e 20 65 72 72 6f 72 20 63 6f 64 65 2e 0a 3c 2f 74 64 3e 3c 2f	iption.of.an.error.code..</td></
116580	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	tr><tr><td></td><td></td></tr><t
1165a0	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 74 69 6d 65 5f 73 6c 65 65 70 22 3e 74 69 6d 65	r><td><a.href="#time_sleep">time
1165c0	5f 73 6c 65 65 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	_sleep</a></td><td>.............
1165e0	20 20 20 53 6c 65 65 70 73 20 66 6f 72 20 61 20 66 6c 6f 61 74 20 6e 75 6d 62 65 72 20 6f 66 20	...Sleeps.for.a.float.number.of.
116600	73 65 63 6f 6e 64 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	seconds.</td></tr><tr><td><a.hre
116620	66 3d 22 23 74 69 6d 65 5f 74 69 6d 65 22 3e 74 69 6d 65 5f 74 69 6d 65 3c 2f 61 3e 3c 2f 74 64	f="#time_time">time_time</a></td
116640	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 46 6c 6f 61 74 20 6e 75 6d 62	><td>.................Float.numb
116660	65 72 20 6f 66 20 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 74 68 65 20 65 70 6f 63 68 0a 3c 2f	er.of.seconds.since.the.epoch.</
116680	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
1166a0	74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 32 3e 46 55 4e 43 54 49 4f 4e 53	tr></tbody></table><h2>FUNCTIONS
1166c0	3c 2f 68 32 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 69 6d 65 5f 74 69 6d 65 22 3e 3c 2f 61	</h2><h3><a.name="time_time"></a
1166e0	3e 3c 61 20 68 72 65 66 3d 22 23 64 6f 75 62 6c 65 22 3e 3c 73 6d 61 6c 6c 3e 64 6f 75 62 6c 65	><a.href="#double"><small>double
116700	3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 74 69 6d 65 5f 74 69 6d 65 3c 73 6d 61 6c 6c 3e 28 76 6f	</small></a>.time_time<small>(vo
116720	69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 20 74 68 65 20 63 75 72 72	id)</small></h3>.Return.the.curr
116740	65 6e 74 20 74 69 6d 65 20 69 6e 20 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 74 68 65 20 45 70	ent.time.in.seconds.since.the.Ep
116760	6f 63 68 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 69 6d 65 5f 73 6c 65 65 70 22 3e 3c 2f	och..<h3><a.name="time_sleep"></
116780	61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c 6c 3e 76 6f 69 64 3c 2f 73	a><a.href="#void"><small>void</s
1167a0	6d 61 6c 6c 3e 3c 2f 61 3e 20 74 69 6d 65 5f 73 6c 65 65 70 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68	mall></a>.time_sleep<small>(<a.h
1167c0	72 65 66 3d 22 23 64 6f 75 62 6c 65 22 3e 64 6f 75 62 6c 65 3c 2f 61 3e 20 3c 61 20 68 72 65 66	ref="#double">double</a>.<a.href
1167e0	3d 22 23 73 65 63 6f 6e 64 73 22 3e 73 65 63 6f 6e 64 73 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e	="#seconds">seconds</a>)</small>
116800	3c 2f 68 33 3e 0a 44 65 6c 61 79 20 65 78 65 63 75 74 69 6f 6e 20 66 6f 72 20 61 20 67 69 76 65	</h3>.Delay.execution.for.a.give
116820	6e 20 6e 75 6d 62 65 72 20 6f 66 20 73 65 63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	n.number.of.seconds..<br><br><co
116840	64 65 3e 73 65 63 6f 6e 64 73 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6e 75 6d 62 65 72	de>seconds:&nbsp;the&nbsp;number
116860	26 6e 62 73 70 3b 6f 66 26 6e 62 73 70 3b 73 65 63 6f 6e 64 73 26 6e 62 73 70 3b 74 6f 26 6e 62	&nbsp;of&nbsp;seconds&nbsp;to&nb
116880	73 70 3b 64 65 6c 61 79 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	sp;delay.<br></code><h3><a.name=
1168a0	22 70 69 67 70 69 6f 5f 65 72 72 6f 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 63 68 61	"pigpio_error"></a><a.href="#cha
1168c0	72 22 3e 3c 73 6d 61 6c 6c 3e 63 68 61 72 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 2a 70 69 67 70	r"><small>char</small></a>.*pigp
1168e0	69 6f 5f 65 72 72 6f 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69	io_error<small>(<a.href="#int">i
116900	6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 72 72 6e 75 6d 22 3e 65 72 72 6e 75 6d 3c	nt</a>.<a.href="#errnum">errnum<
116920	2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 52 65 74 75 72 6e 20 61 20 74 65 78 74 20	/a>)</small></h3>.Return.a.text.
116940	64 65 73 63 72 69 70 74 69 6f 6e 20 66 6f 72 20 61 6e 20 65 72 72 6f 72 20 63 6f 64 65 2e 0a 3c	description.for.an.error.code..<
116960	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 65 72 72 6e 75 6d 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62	br><br><code>errnum:&nbsp;the&nb
116980	73 70 3b 65 72 72 6f 72 26 6e 62 73 70 3b 63 6f 64 65 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	sp;error&nbsp;code.<br></code><h
1169a0	33 3e 3c 61 20 6e 61 6d 65 3d 22 70 69 67 70 69 6f 64 5f 69 66 5f 76 65 72 73 69 6f 6e 22 3e 3c	3><a.name="pigpiod_if_version"><
1169c0	2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 3c 73 6d 61 6c 6c 3e 75 6e	/a><a.href="#unsigned"><small>un
1169e0	73 69 67 6e 65 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 70 69 67 70 69 6f 64 5f 69 66 5f 76 65	signed</small></a>.pigpiod_if_ve
116a00	72 73 69 6f 6e 3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	rsion<small>(void)</small></h3>.
116a20	52 65 74 75 72 6e 20 74 68 65 20 70 69 67 70 69 6f 64 5f 69 66 32 20 76 65 72 73 69 6f 6e 2e 0a	Return.the.pigpiod_if2.version..
116a40	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 61 72 74 5f 74 68 72 65 61 64 22 3e 3c 2f 61 3e 3c	<h3><a.name="start_thread"></a><
116a60	61 20 68 72 65 66 3d 22 23 70 74 68 72 65 61 64 5f 74 22 3e 3c 73 6d 61 6c 6c 3e 70 74 68 72 65	a.href="#pthread_t"><small>pthre
116a80	61 64 5f 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 2a 73 74 61 72 74 5f 74 68 72 65 61 64 3c 73	ad_t</small></a>.*start_thread<s
116aa0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f 74	mall>(<a.href="#gpioThreadFunc_t
116ac0	22 3e 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	">gpioThreadFunc_t</a>.<a.href="
116ae0	23 74 68 72 65 61 64 5f 66 75 6e 63 22 3e 74 68 72 65 61 64 5f 66 75 6e 63 3c 2f 61 3e 2c 20 3c	#thread_func">thread_func</a>,.<
116b00	61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	a.href="#void">void</a>.<a.href=
116b20	22 23 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29 3c 2f 73 6d 61	"#*userdata">*userdata</a>)</sma
116b40	6c 6c 3e 3c 2f 68 33 3e 0a 53 74 61 72 74 73 20 61 20 6e 65 77 20 74 68 72 65 61 64 20 6f 66 20	ll></h3>.Starts.a.new.thread.of.
116b60	65 78 65 63 75 74 69 6f 6e 20 77 69 74 68 20 74 68 72 65 61 64 5f 66 75 6e 63 20 61 73 20 74 68	execution.with.thread_func.as.th
116b80	65 20 6d 61 69 6e 20 72 6f 75 74 69 6e 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 74 68	e.main.routine..<br><br><code>th
116ba0	72 65 61 64 5f 66 75 6e 63 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6d 61 69 6e 26 6e 62	read_func:&nbsp;the&nbsp;main&nb
116bc0	73 70 3b 66 75 6e 63 74 69 6f 6e 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 74 68 65 26 6e 62	sp;function&nbsp;for&nbsp;the&nb
116be0	73 70 3b 6e 65 77 26 6e 62 73 70 3b 74 68 72 65 61 64 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	sp;new&nbsp;thread.<br>&nbsp;&nb
116c00	73 70 3b 26 6e 62 73 70 3b 75 73 65 72 64 61 74 61 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70	sp;&nbsp;userdata:&nbsp;a&nbsp;p
116c20	6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 62 69	ointer&nbsp;to&nbsp;an&nbsp;arbi
116c40	74 72 61 72 79 26 6e 62 73 70 3b 61 72 67 75 6d 65 6e 74 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	trary&nbsp;argument.<br></code><
116c60	62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 61 20 70 6f 69 6e 74 65 72 20 74 6f 20 70 74 68 72	br><br>Returns.a.pointer.to.pthr
116c80	65 61 64 5f 74 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 4e 55 4c 4c 2e 0a 3c 62 72	ead_t.if.OK,.otherwise.NULL..<br
116ca0	3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 69 73 20 70 61 73 73 65 64 20 74 68 65 20	><br>The.function.is.passed.the.
116cc0	73 69 6e 67 6c 65 20 61 72 67 75 6d 65 6e 74 20 75 73 65 72 64 61 74 61 2e 0a 3c 62 72 3e 3c 62	single.argument.userdata..<br><b
116ce0	72 3e 54 68 65 20 74 68 72 65 61 64 20 63 61 6e 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79	r>The.thread.can.be.cancelled.by
116d00	20 70 61 73 73 69 6e 67 20 74 68 65 20 70 6f 69 6e 74 65 72 20 74 6f 20 70 74 68 72 65 61 64 5f	.passing.the.pointer.to.pthread_
116d20	74 20 74 6f 0a 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 70 5f 74 68 72 65 61 64 22 3e 73 74 6f 70	t.to.<a.href="#stop_thread">stop
116d40	5f 74 68 72 65 61 64 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 6f 70 5f 74	_thread</a>..<h3><a.name="stop_t
116d60	68 72 65 61 64 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 3c 73 6d 61 6c	hread"></a><a.href="#void"><smal
116d80	6c 3e 76 6f 69 64 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 73 74 6f 70 5f 74 68 72 65 61 64 3c 73	l>void</small></a>.stop_thread<s
116da0	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 70 74 68 72 65 61 64 5f 74 22 3e 70 74 68 72 65	mall>(<a.href="#pthread_t">pthre
116dc0	61 64 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 70 74 68 22 3e 2a 70 74 68 3c 2f 61	ad_t</a>.<a.href="#*pth">*pth</a
116de0	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 43 61 6e 63 65 6c 73 20 74 68 65 20 74 68 72 65	>)</small></h3>.Cancels.the.thre
116e00	61 64 20 70 6f 69 6e 74 65 64 20 61 74 20 62 79 20 70 74 68 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	ad.pointed.at.by.pth..<br><br><c
116e20	6f 64 65 3e 70 74 68 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 74 68 72 65 61 64 26 6e 62	ode>pth:&nbsp;the&nbsp;thread&nb
116e40	73 70 3b 74 6f 26 6e 62 73 70 3b 62 65 26 6e 62 73 70 3b 73 74 6f 70 70 65 64 2e 3c 62 72 3e 3c	sp;to&nbsp;be&nbsp;stopped.<br><
116e60	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 20 76 61 6c 75 65 20 69 73 20 72 65 74 75 72 6e	/code><br><br>No.value.is.return
116e80	65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 74 68 72 65 61 64 20 74 6f 20 62 65 20 73 74 6f	ed..<br><br>The.thread.to.be.sto
116ea0	70 70 65 64 20 73 68 6f 75 6c 64 20 68 61 76 65 20 62 65 65 6e 20 73 74 61 72 74 65 64 20 77 69	pped.should.have.been.started.wi
116ec0	74 68 20 3c 61 20 68 72 65 66 3d 22 23 73 74 61 72 74 5f 74 68 72 65 61 64 22 3e 73 74 61 72 74	th.<a.href="#start_thread">start
116ee0	5f 74 68 72 65 61 64 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 69 67 70 69 6f	_thread</a>..<h3><a.name="pigpio
116f00	5f 73 74 61 72 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c	_start"></a><a.href="#int"><smal
116f20	6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 73	l>int</small></a>.pigpio_start<s
116f40	6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c	mall>(<a.href="#char">char</a>.<
116f60	61 20 68 72 65 66 3d 22 23 2a 61 64 64 72 53 74 72 22 3e 2a 61 64 64 72 53 74 72 3c 2f 61 3e 2c	a.href="#*addrStr">*addrStr</a>,
116f80	20 3c 61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65	.<a.href="#char">char</a>.<a.hre
116fa0	66 3d 22 23 2a 70 6f 72 74 53 74 72 22 3e 2a 70 6f 72 74 53 74 72 3c 2f 61 3e 29 3c 2f 73 6d 61	f="#*portStr">*portStr</a>)</sma
116fc0	6c 6c 3e 3c 2f 68 33 3e 0a 43 6f 6e 6e 65 63 74 20 74 6f 20 74 68 65 20 70 69 67 70 69 6f 20 64	ll></h3>.Connect.to.the.pigpio.d
116fe0	61 65 6d 6f 6e 2e 20 20 52 65 73 65 72 76 69 6e 67 20 63 6f 6d 6d 61 6e 64 20 61 6e 64 0a 6e 6f	aemon...Reserving.command.and.no
117000	0d 00 00 00 01 08 d6 00 08 d6 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1170a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1170c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1170e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1171a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1171c0	0e 42 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	.B..............................
1171e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1172a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1172c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1172e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1173a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1173c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1173e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1174a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1174c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1174e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1175a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1175c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1175e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1176a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1176c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1176e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1177a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1177c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1177e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
117880	00 00 00 00 00 00 07 7c 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	.......|........................
1178a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1178c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 8c 8c 62 15 0c 17 27 02 09 33	........................b...'..3
1178e0	1f 23 21 98 98 2f 70 64 69 66 32 70 69 67 70 69 6f 64 20 43 20 49 2f 46 0d ac 70 69 67 70 69 6f	.#!../pdif2pigpiod.C.I/F..pigpio
117900	64 20 43 20 49 6e 74 65 72 66 61 63 65 72 66 2d 72 78 2e 6a 70 67 73 74 65 70 70 65 72 2e 6a 70	d.C.Interfacerf-rx.jpgstepper.jp
117920	67 6b 65 79 70 61 64 2e 6a 70 67 3c 62 72 3e 3c 62 72 3e 70 69 67 70 69 6f 64 5f 69 66 32 20 69	gkeypad.jpg<br><br>pigpiod_if2.i
117940	73 20 61 20 43 20 6c 69 62 72 61 72 79 20 66 6f 72 20 74 68 65 20 52 61 73 70 62 65 72 72 79 20	s.a.C.library.for.the.Raspberry.
117960	77 68 69 63 68 20 61 6c 6c 6f 77 73 20 63 6f 6e 74 72 6f 6c 0a 6f 66 20 74 68 65 20 47 50 49 4f	which.allows.control.of.the.GPIO
117980	20 76 69 61 20 74 68 65 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 74 68 65	.via.the.socket.interface.to.the
1179a0	20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 3c 62 72 3e 0a 3c 68 33 3e 46 65 61 74 75 72 65 73	.pigpio.daemon.<br>.<h3>Features
1179c0	3c 2f 68 33 3e 6f 20 68 61 72 64 77 61 72 65 20 74 69 6d 65 64 20 50 57 4d 20 6f 6e 20 61 6e 79	</h3>o.hardware.timed.PWM.on.any
1179e0	20 6f 66 20 47 50 49 4f 20 30 2d 33 31 0a 3c 62 72 3e 3c 62 72 3e 6f 20 68 61 72 64 77 61 72 65	.of.GPIO.0-31.<br><br>o.hardware
117a00	20 74 69 6d 65 64 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 61 6e 79 20 6f 66 20 47 50	.timed.servo.pulses.on.any.of.GP
117a20	49 4f 20 30 2d 33 31 0a 3c 62 72 3e 3c 62 72 3e 6f 20 63 61 6c 6c 62 61 63 6b 73 20 77 68 65 6e	IO.0-31.<br><br>o.callbacks.when
117a40	20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 20 63 68 61 6e 67 65 20 73 74 61 74 65 0a 3c	.any.of.GPIO.0-31.change.state.<
117a60	62 72 3e 3c 62 72 3e 6f 20 63 61 6c 6c 62 61 63 6b 73 20 61 74 20 74 69 6d 65 64 20 69 6e 74 65	br><br>o.callbacks.at.timed.inte
117a80	72 76 61 6c 73 0a 3c 62 72 3e 3c 62 72 3e 6f 20 72 65 61 64 69 6e 67 2f 77 72 69 74 69 6e 67 20	rvals.<br><br>o.reading/writing.
117aa0	61 6c 6c 20 6f 66 20 74 68 65 20 47 50 49 4f 20 69 6e 20 61 20 62 61 6e 6b 20 61 73 20 6f 6e 65	all.of.the.GPIO.in.a.bank.as.one
117ac0	20 6f 70 65 72 61 74 69 6f 6e 0a 3c 62 72 3e 3c 62 72 3e 6f 20 69 6e 64 69 76 69 64 75 61 6c 6c	.operation.<br><br>o.individuall
117ae0	79 20 73 65 74 74 69 6e 67 20 47 50 49 4f 20 6d 6f 64 65 73 2c 20 72 65 61 64 69 6e 67 20 61 6e	y.setting.GPIO.modes,.reading.an
117b00	64 20 77 72 69 74 69 6e 67 0a 3c 62 72 3e 3c 62 72 3e 6f 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e	d.writing.<br><br>o.notification
117b20	73 20 77 68 65 6e 20 61 6e 79 20 6f 66 20 47 50 49 4f 20 30 2d 33 31 20 63 68 61 6e 67 65 20 73	s.when.any.of.GPIO.0-31.change.s
117b40	74 61 74 65 0a 3c 62 72 3e 3c 62 72 3e 6f 20 74 68 65 20 63 6f 6e 73 74 72 75 63 74 69 6f 6e 20	tate.<br><br>o.the.construction.
117b60	6f 66 20 6f 75 74 70 75 74 20 77 61 76 65 66 6f 72 6d 73 20 77 69 74 68 20 6d 69 63 72 6f 73 65	of.output.waveforms.with.microse
117b80	63 6f 6e 64 20 74 69 6d 69 6e 67 0a 3c 62 72 3e 3c 62 72 3e 6f 20 72 75 64 69 6d 65 6e 74 61 72	cond.timing.<br><br>o.rudimentar
117ba0	79 20 70 65 72 6d 69 73 73 69 6f 6e 20 63 6f 6e 74 72 6f 6c 20 6f 76 65 72 20 47 50 49 4f 0a 3c	y.permission.control.over.GPIO.<
117bc0	62 72 3e 3c 62 72 3e 6f 20 61 20 73 69 6d 70 6c 65 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 73	br><br>o.a.simple.interface.to.s
117be0	74 61 72 74 20 61 6e 64 20 73 74 6f 70 20 6e 65 77 20 74 68 72 65 61 64 73 0a 3c 62 72 3e 3c 62	tart.and.stop.new.threads.<br><b
117c00	72 3e 6f 20 49 32 43 2c 20 53 50 49 2c 20 61 6e 64 20 73 65 72 69 61 6c 20 6c 69 6e 6b 20 77 72	r>o.I2C,.SPI,.and.serial.link.wr
117c20	61 70 70 65 72 73 0a 3c 62 72 3e 3c 62 72 3e 6f 20 63 72 65 61 74 69 6e 67 20 61 6e 64 20 72 75	appers.<br><br>o.creating.and.ru
117c40	6e 6e 69 6e 67 20 73 63 72 69 70 74 73 20 6f 6e 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d	nning.scripts.on.the.pigpio.daem
117c60	6f 6e 0a 3c 68 33 3e 47 50 49 4f 3c 2f 68 33 3e 41 4c 4c 20 47 50 49 4f 20 61 72 65 20 69 64 65	on.<h3>GPIO</h3>ALL.GPIO.are.ide
117c80	6e 74 69 66 69 65 64 20 62 79 20 74 68 65 69 72 20 42 72 6f 61 64 63 6f 6d 20 6e 75 6d 62 65 72	ntified.by.their.Broadcom.number
117ca0	2e 0a 3c 68 33 3e 4e 6f 74 65 73 3c 2f 68 33 3e 54 68 65 20 50 57 4d 20 61 6e 64 20 73 65 72 76	..<h3>Notes</h3>The.PWM.and.serv
117cc0	6f 20 70 75 6c 73 65 73 20 61 72 65 20 74 69 6d 65 64 20 75 73 69 6e 67 20 74 68 65 20 44 4d 41	o.pulses.are.timed.using.the.DMA
117ce0	20 61 6e 64 20 50 57 4d 2f 50 43 4d 20 70 65 72 69 70 68 65 72 61 6c 73 2e 0a 3c 68 33 3e 55 73	.and.PWM/PCM.peripherals..<h3>Us
117d00	61 67 65 3c 2f 68 33 3e 49 6e 63 6c 75 64 65 20 26 6c 74 3b 70 69 67 70 69 6f 64 5f 69 66 32 2e	age</h3>Include.&lt;pigpiod_if2.
117d20	68 26 67 74 3b 20 69 6e 20 79 6f 75 72 20 73 6f 75 72 63 65 20 66 69 6c 65 73 2e 0a 3c 62 72 3e	h&gt;.in.your.source.files..<br>
117d40	3c 62 72 3e 41 73 73 75 6d 69 6e 67 20 79 6f 75 72 20 73 6f 75 72 63 65 20 69 73 20 69 6e 20 70	<br>Assuming.your.source.is.in.p
117d60	72 6f 67 2e 63 20 75 73 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20	rog.c.use.the.following.command.
117d80	74 6f 20 62 75 69 6c 64 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 67 63 63 26 6e 62 73 70 3b	to.build.<br><br><code>gcc&nbsp;
117da0	2d 57 61 6c 6c 26 6e 62 73 70 3b 2d 70 74 68 72 65 61 64 26 6e 62 73 70 3b 2d 6f 26 6e 62 73 70	-Wall&nbsp;-pthread&nbsp;-o&nbsp
117dc0	3b 70 72 6f 67 26 6e 62 73 70 3b 70 72 6f 67 2e 63 26 6e 62 73 70 3b 2d 6c 70 69 67 70 69 6f 64	;prog&nbsp;prog.c&nbsp;-lpigpiod
117de0	5f 69 66 32 26 6e 62 73 70 3b 2d 6c 72 74 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	_if2&nbsp;-lrt<br></code><br><br
117e00	3e 74 6f 20 72 75 6e 20 6d 61 6b 65 20 73 75 72 65 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65	>to.run.make.sure.the.pigpio.dae
117e20	6d 6f 6e 20 69 73 20 72 75 6e 6e 69 6e 67 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 73 75 64	mon.is.running.<br><br><code>sud
117e40	6f 26 6e 62 73 70 3b 70 69 67 70 69 6f 64 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 2e 2f 70 72	o&nbsp;pigpiod<br><br>&nbsp;./pr
117e60	6f 67 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 75 64 6f 26 6e 62 73 70 3b 69 73 26 6e 62 73 70	og&nbsp;#&nbsp;sudo&nbsp;is&nbsp
117e80	3b 6e 6f 74 26 6e 62 73 70 3b 72 65 71 75 69 72 65 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	;not&nbsp;required&nbsp;to&nbsp;
117ea0	72 75 6e 26 6e 62 73 70 3b 70 72 6f 67 72 61 6d 73 26 6e 62 73 70 3b 6c 69 6e 6b 65 64 26 6e 62	run&nbsp;programs&nbsp;linked&nb
117ec0	73 70 3b 74 6f 26 6e 62 73 70 3b 70 69 67 70 69 6f 64 5f 69 66 32 3c 62 72 3e 3c 2f 63 6f 64 65	sp;to&nbsp;pigpiod_if2<br></code
117ee0	3e 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 65 78 61 6d 70 6c 65 73 20 73 65 65 20 78 5f 70 69 67 70	><br><br>For.examples.see.x_pigp
117f00	69 6f 64 5f 69 66 32 2e 63 20 77 69 74 68 69 6e 20 74 68 65 20 70 69 67 70 69 6f 20 61 72 63 68	iod_if2.c.within.the.pigpio.arch
117f20	69 76 65 20 66 69 6c 65 2e 0a 3c 68 33 3e 4e 6f 74 65 73 3c 2f 68 33 3e 41 6c 6c 20 74 68 65 20	ive.file..<h3>Notes</h3>All.the.
117f40	66 75 6e 63 74 69 6f 6e 73 20 77 68 69 63 68 20 72 65 74 75 72 6e 20 61 6e 20 69 6e 74 20 72 65	functions.which.return.an.int.re
117f60	74 75 72 6e 20 26 6c 74 3b 20 30 20 6f 6e 20 65 72 72 6f 72 0a 3c 68 32 3e 4f 56 45 52 56 49 45	turn.&lt;.0.on.error.<h2>OVERVIE
117f80	57 3c 2f 68 32 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 30 22 20 63 65 6c 6c 70 61 64 64	W</h2><table.border="0".cellpadd
117fa0	69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c	ing="2".cellspacing="2"><tbody><
117fc0	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
117fe0	64 3e 3c 62 3e 45 53 53 45 4e 54 49 41 4c 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 00 00 01 1c	d><b>ESSENTIAL.</b></td><td>....
118000	00 00 01 17 68 72 65 66 3d 22 23 73 70 69 5f 63 6c 6f 73 65 22 3e 73 70 69 5f 63 6c 6f 73 65 3c	....href="#spi_close">spi_close<
118020	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f	/a></td><td>.................Clo
118040	73 65 73 20 61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	ses.a.SPI.device.</td></tr><tr><
118060	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
118080	20 68 72 65 66 3d 22 23 73 70 69 5f 72 65 61 64 22 3e 73 70 69 5f 72 65 61 64 3c 2f 61 3e 3c 2f	.href="#spi_read">spi_read</a></
1180a0	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 62	td><td>..................Reads.b
1180c0	79 74 65 73 20 66 72 6f 6d 20 61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72	ytes.from.a.SPI.device.</td></tr
1180e0	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 77 72 69 74 65 22 3e 73 70	><tr><td><a.href="#spi_write">sp
118100	69 5f 77 72 69 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	i_write</a></td><td>............
118120	20 20 20 20 20 57 72 69 74 65 73 20 62 79 74 65 73 20 74 6f 20 61 20 53 50 49 20 64 65 76 69 63	.....Writes.bytes.to.a.SPI.devic
118140	65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 70	e.</td></tr><tr><td><a.href="#sp
118160	69 5f 78 66 65 72 22 3e 73 70 69 5f 78 66 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20	i_xfer">spi_xfer</a></td><td>...
118180	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 54 72 61 6e 73 66 65 72 73 20 62 79 74 65 73 20 77	...............Transfers.bytes.w
1181a0	69 74 68 20 61 20 53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	ith.a.SPI.device.</td></tr><tr><
1181c0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62	td></td><td></td></tr><tr><td><b
1181e0	3e 53 50 49 20 42 49 54 20 42 41 4e 47 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	>SPI.BIT.BANG.</b></td><td></td>
118200	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	</tr><tr><td></td><td></td></tr>
118220	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 70 69 5f 6f 70 65 6e 22 3e 62	<tr><td><a.href="#bb_spi_open">b
118240	62 5f 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20	b_spi_open</a></td><td>.........
118260	20 20 20 20 20 20 4f 70 65 6e 73 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67	......Opens.GPIO.for.bit.banging
118280	20 53 50 49 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	.SPI.</td></tr><tr><td><a.href="
1182a0	23 62 62 5f 73 70 69 5f 63 6c 6f 73 65 22 3e 62 62 5f 73 70 69 5f 63 6c 6f 73 65 3c 2f 61 3e 3c	#bb_spi_close">bb_spi_close</a><
1182c0	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 47 50 49	/td><td>..............Closes.GPI
1182e0	4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	O.for.bit.banging.SPI.</td></tr>
118300	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
118320	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 70 69 5f 78 66 65 72 22 3e 62 62 5f 73 70 69	td><a.href="#bb_spi_xfer">bb_spi
118340	5f 78 66 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20	_xfer</a></td><td>..............
118360	20 54 72 61 6e 73 66 65 72 73 20 62 79 74 65 73 20 77 69 74 68 20 62 69 74 20 62 61 6e 67 69 6e	.Transfers.bytes.with.bit.bangin
118380	67 20 53 50 49 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	g.SPI.</td></tr><tr><td></td><td
1183a0	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 46 49 4c 45 53 0a 3c 2f 62 3e	></td></tr><tr><td><b>FILES.</b>
1183c0	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	</td><td></td></tr><tr><td></td>
1183e0	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
118400	66 69 6c 65 5f 6f 70 65 6e 22 3e 66 69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	file_open">file_open</a></td><td
118420	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20 66 69 6c 65 0a 3c	>.................Opens.a.file.<
118440	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f	/td></tr><tr><td><a.href="#file_
118460	63 6c 6f 73 65 22 3e 66 69 6c 65 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	close">file_close</a></td><td>..
118480	20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 61 20 66 69 6c 65 0a 3c 2f 74 64	..............Closes.a.file.</td
1184a0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
1184c0	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 72 65 61 64 22 3e 66 69	><tr><td><a.href="#file_read">fi
1184e0	6c 65 5f 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	le_read</a></td><td>............
118500	20 20 20 20 20 52 65 61 64 73 20 62 79 74 65 73 20 66 72 6f 6d 20 61 20 66 69 6c 65 0a 3c 2f 74	.....Reads.bytes.from.a.file.</t
118520	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 77 72	d></tr><tr><td><a.href="#file_wr
118540	69 74 65 22 3e 66 69 6c 65 5f 77 72 69 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	ite">file_write</a></td><td>....
118560	20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 62 79 74 65 73 20 74 6f 20 61 20 66 69	............Writes.bytes.to.a.fi
118580	6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	le.</td></tr><tr><td></td><td></
1185a0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 73	td></tr><tr><td><a.href="#file_s
1185c0	65 65 6b 22 3e 66 69 6c 65 5f 73 65 65 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	eek">file_seek</a></td><td>.....
1185e0	20 20 20 20 20 20 20 20 20 20 20 20 53 65 65 6b 73 20 74 6f 20 61 20 70 6f 73 69 74 69 6f 6e 20	............Seeks.to.a.position.
118600	77 69 74 68 69 6e 20 61 20 66 69 6c 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	within.a.file.</td></tr><tr><td>
118620	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	</td><td></td></tr><tr><td><a.hr
118640	65 66 3d 22 23 66 69 6c 65 5f 6c 69 73 74 22 3e 66 69 6c 65 5f 6c 69 73 74 3c 2f 61 3e 3c 2f 74	ef="#file_list">file_list</a></t
118660	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4c 69 73 74 20 66 69 6c 65	d><td>.................List.file
118680	73 20 77 68 69 63 68 20 6d 61 74 63 68 20 61 20 70 61 74 74 65 72 6e 0a 3c 2f 74 64 3e 3c 2f 74	s.which.match.a.pattern.</td></t
1186a0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
1186c0	3e 3c 74 64 3e 3c 62 3e 57 41 56 45 53 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	><td><b>WAVES.</b></td><td></td>
1186e0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	</tr><tr><td></td><td></td></tr>
118700	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 6c 65 61 72 22 3e 77 61	<tr><td><a.href="#wave_clear">wa
118720	76 65 5f 63 6c 65 61 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20	ve_clear</a></td><td>...........
118740	20 20 20 20 20 44 65 6c 65 74 65 73 20 61 6c 6c 20 77 61 76 65 66 6f 72 6d 73 0a 3c 2f 74 64 3e	.....Deletes.all.waveforms.</td>
118760	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	</tr><tr><td></td><td></td></tr>
118780	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 6e 65 77 22 3e	<tr><td><a.href="#wave_add_new">
1187a0	77 61 76 65 5f 61 64 64 5f 6e 65 77 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20	wave_add_new</a></td><td>.......
1187c0	20 20 20 20 20 20 20 53 74 61 72 74 73 20 61 20 6e 65 77 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74	.......Starts.a.new.waveform.</t
1187e0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64	d></tr><tr><td><a.href="#wave_ad
118800	64 5f 67 65 6e 65 72 69 63 22 3e 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 3c 2f 61 3e 3c	d_generic">wave_add_generic</a><
118820	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 41 64 64 73 20 61 20 73 65 72 69 65 73 20	/td><td>..........Adds.a.series.
118840	6f 66 20 70 75 6c 73 65 73 20 74 6f 20 74 68 65 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c	of.pulses.to.the.waveform.</td><
118860	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 73	/tr><tr><td><a.href="#wave_add_s
118880	65 72 69 61 6c 22 3e 77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c	erial">wave_add_serial</a></td><
1188a0	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 41 64 64 73 20 73 65 72 69 61 6c 20 64 61 74 61 20 74	td>...........Adds.serial.data.t
1188c0	6f 20 74 68 65 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	o.the.waveform.</td></tr><tr><td
1188e0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
118900	72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72 65 61 74 65 3c 2f	ref="#wave_create">wave_create</
118920	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 72 65 61 74 65	a></td><td>...............Create
118940	73 20 61 20 77 61 76 65 66 6f 72 6d 20 66 72 6f 6d 20 61 64 64 65 64 20 64 61 74 61 0a 3c 2f 74	s.a.waveform.from.added.data.</t
118960	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72	d></tr><tr><td><a.href="#wave_cr
118980	65 61 74 65 5f 61 6e 64 5f 70 61 64 22 3e 77 61 76 65 5f 63 72 65 61 74 65 5f 61 6e 64 5f 70 61	eate_and_pad">wave_create_and_pa
1189a0	64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 43 72 65 61 74 65 73 20 61 20 77	d</a></td><td>.......Creates.a.w
1189c0	61 76 65 66 6f 72 6d 20 6f 66 20 66 69 78 65 64 20 73 69 7a 65 20 66 72 6f 6d 20 61 64 64 65 64	aveform.of.fixed.size.from.added
1189e0	20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	.data.</td></tr><tr><td><a.href=
118a00	22 23 77 61 76 65 5f 64 65 6c 65 74 65 22 3e 77 61 76 65 5f 64 65 6c 65 74 65 3c 2f 61 3e 3c 2f	"#wave_delete">wave_delete</a></
118a20	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 44 65 6c 65 74 65 73 20 6f 6e	td><td>...............Deletes.on
118a40	65 20 6f 72 20 6d 6f 72 65 20 77 61 76 65 66 6f 72 6d 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	e.or.more.waveforms.</td></tr><t
118a60	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
118a80	3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 22 3e 77 61 76 65 5f	><a.href="#wave_send_once">wave_
118aa0	73 65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20	send_once</a></td><td>..........
118ac0	20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 6e 63 65 0a 3c 2f 74 64	..Transmits.a.waveform.once.</td
118ae0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e	></tr><tr><td><a.href="#wave_sen
118b00	64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 3c 2f 61 3e 3c 2f	d_repeat">wave_send_repeat</a></
118b20	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 77 61 76	td><td>..........Transmits.a.wav
118b40	65 66 6f 72 6d 20 72 65 70 65 61 74 65 64 6c 79 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	eform.repeatedly.</td></tr><tr><
118b60	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 75 73 69 6e 67 5f 6d 6f 64	td><a.href="#wave_send_using_mod
118b80	65 22 3e 77 61 76 65 5f 73 65 6e 64 5f 75 73 69 6e 67 5f 6d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e	e">wave_send_using_mode</a></td>
118ba0	3c 74 64 3e 20 20 20 20 20 20 54 72 61 6e 73 6d 69 74 73 20 61 20 77 61 76 65 66 6f 72 6d 20 69	<td>......Transmits.a.waveform.i
118bc0	6e 20 74 68 65 20 63 68 6f 73 65 6e 20 6d 6f 64 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	n.the.chosen.mode.</td></tr><tr>
118be0	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
118c00	61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 68 61 69 6e 22 3e 77 61 76 65 5f 63 68 61 69 6e 3c	a.href="#wave_chain">wave_chain<
118c20	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 54 72 61 6e	/a></td><td>................Tran
118c40	73 6d 69 74 73 20 61 20 63 68 61 69 6e 20 6f 66 20 77 61 76 65 66 6f 72 6d 73 0a 3c 2f 74 64 3e	smits.a.chain.of.waveforms.</td>
118c60	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	</tr><tr><td></td><td></td></tr>
118c80	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 74 78 5f 61 74 22 3e 77 61	<tr><td><a.href="#wave_tx_at">wa
118ca0	76 65 5f 74 78 5f 61 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20	ve_tx_at</a></td><td>...........
118cc0	20 20 20 20 20 52 65 74 75 72 6e 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 74 72 61 6e 73 6d 69	.....Returns.the.current.transmi
118ce0	74 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	tting.waveform.</td></tr><tr><td
118d00	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
118d20	72 65 66 3d 22 23 77 61 76 65 5f 74 78 5f 62 75 73 79 22 3e 77 61 76 65 5f 74 78 5f 62 75 73 79	ref="#wave_tx_busy">wave_tx_busy
118d40	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 68 65 63 6b	</a></td><td>..............Check
118d60	73 20 74 6f 20 73 65 65 20 69 66 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 68 61 73 20 65 6e 64	s.to.see.if.the.waveform.has.end
118d80	65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	ed.</td></tr><tr><td></td><td></
118da0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 74	td></tr><tr><td><a.href="#wave_t
118dc0	78 5f 73 74 6f 70 22 3e 77 61 76 65 5f 74 78 5f 73 74 6f 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	x_stop">wave_tx_stop</a></td><td
118de0	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 41 62 6f 72 74 73 20 74 68 65 20 63 75 72 72 65 6e	>..............Aborts.the.curren
118e00	74 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74	t.waveform.</td></tr><tr><td></t
118e20	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
118e40	22 23 77 61 76 65 5f 67 65 74 5f 63 62 73 22 3e 77 61 76 65 5f 67 65 74 5f 63 62 73 3c 2f 61 3e	"#wave_get_cbs">wave_get_cbs</a>
118e60	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e	</td><td>..............Length.in
118e80	20 63 62 73 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61 76 65 66 6f 72 6d 0a 3c 2f 74	.cbs.of.the.current.waveform.</t
118ea0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65	d></tr><tr><td><a.href="#wave_ge
118ec0	74 5f 68 69 67 68 5f 63 62 73 22 3e 77 61 76 65 5f 67 65 74 5f 68 69 67 68 5f 63 62 73 3c 2f 61	t_high_cbs">wave_get_high_cbs</a
118ee0	3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 6f 66 20 6c 6f 6e	></td><td>.........Length.of.lon
118f00	67 65 73 74 20 77 61 76 65 66 6f 72 6d 20 73 6f 20 66 61 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	gest.waveform.so.far.</td></tr><
118f20	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63 62	tr><td><a.href="#wave_get_max_cb
118f40	73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 61 78 5f 63 62 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	s">wave_get_max_cbs</a></td><td>
118f60	20 20 20 20 20 20 20 20 20 20 41 62 73 6f 6c 75 74 65 20 6d 61 78 69 6d 75 6d 20 61 6c 6c 6f 77	..........Absolute.maximum.allow
118f80	65 64 20 63 62 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	ed.cbs.</td></tr><tr><td></td><t
118fa0	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61	d></td></tr><tr><td><a.href="#wa
118fc0	76 65 5f 67 65 74 5f 6d 69 63 72 6f 73 22 3e 77 61 76 65 5f 67 65 74 5f 6d 69 63 72 6f 73 3c 2f	ve_get_micros">wave_get_micros</
118fe0	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 4c 65 6e 67 74 68 20 69 6e 20	a></td><td>...........Length.in.
119000	00 00 01 19 74 65 5f 64 61 74 61 22 3e 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 5f 64 61 74 61	....te_data">i2c_write_byte_data
119020	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 73 6d 62 75 73 20 77 72 69 74 65 20	</a></td><td>.......smbus.write.
119040	62 79 74 65 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	byte.data.</td></tr><tr><td></td
119060	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
119080	23 69 32 63 5f 72 65 61 64 5f 77 6f 72 64 5f 64 61 74 61 22 3e 69 32 63 5f 72 65 61 64 5f 77 6f	#i2c_read_word_data">i2c_read_wo
1190a0	72 64 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 73 6d 62 75	rd_data</a></td><td>........smbu
1190c0	73 20 72 65 61 64 20 77 6f 72 64 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	s.read.word.data.</td></tr><tr><
1190e0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f 64 61 74 61	td><a.href="#i2c_write_word_data
119100	22 3e 69 32 63 5f 77 72 69 74 65 5f 77 6f 72 64 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	">i2c_write_word_data</a></td><t
119120	64 3e 20 20 20 20 20 20 20 73 6d 62 75 73 20 77 72 69 74 65 20 77 6f 72 64 20 64 61 74 61 0a 3c	d>.......smbus.write.word.data.<
119140	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
119160	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64 5f 62	/tr><tr><td><a.href="#i2c_read_b
119180	6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 72 65 61 64 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 2f	lock_data">i2c_read_block_data</
1191a0	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 73 6d 62 75 73 20 72 65 61 64 20 62 6c 6f	a></td><td>.......smbus.read.blo
1191c0	63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	ck.data.</td></tr><tr><td><a.hre
1191e0	66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69 32 63 5f 77 72	f="#i2c_write_block_data">i2c_wr
119200	69 74 65 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	ite_block_data</a></td><td>.....
119220	20 73 6d 62 75 73 20 77 72 69 74 65 20 62 6c 6f 63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74	.smbus.write.block.data.</td></t
119240	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
119260	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64 5f 69 32 63 5f 62 6c 6f 63	><td><a.href="#i2c_read_i2c_bloc
119280	6b 5f 64 61 74 61 22 3e 69 32 63 5f 72 65 61 64 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c	k_data">i2c_read_i2c_block_data<
1192a0	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 73 6d 62 75 73 20 72 65 61 64 20 49 32 43 20 62 6c	/a></td><td>...smbus.read.I2C.bl
1192c0	6f 63 6b 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	ock.data.</td></tr><tr><td><a.hr
1192e0	65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 22 3e 69	ef="#i2c_write_i2c_block_data">i
119300	32 63 5f 77 72 69 74 65 5f 69 32 63 5f 62 6c 6f 63 6b 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e	2c_write_i2c_block_data</a></td>
119320	3c 74 64 3e 20 20 73 6d 62 75 73 20 77 72 69 74 65 20 49 32 43 20 62 6c 6f 63 6b 20 64 61 74 61	<td>..smbus.write.I2C.block.data
119340	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
119360	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64	></tr><tr><td><a.href="#i2c_read
119380	5f 64 65 76 69 63 65 22 3e 69 32 63 5f 72 65 61 64 5f 64 65 76 69 63 65 3c 2f 61 3e 3c 2f 74 64	_device">i2c_read_device</a></td
1193a0	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 74 68 65 20 72 61 77 20 49 32	><td>...........Reads.the.raw.I2
1193c0	43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72	C.device.</td></tr><tr><td><a.hr
1193e0	65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 64 65 76 69 63 65 22 3e 69 32 63 5f 77 72 69 74 65	ef="#i2c_write_device">i2c_write
119400	5f 64 65 76 69 63 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 57 72	_device</a></td><td>..........Wr
119420	69 74 65 73 20 74 68 65 20 72 61 77 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74	ites.the.raw.I2C.device.</td></t
119440	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
119460	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 22	><td><a.href="#i2c_process_call"
119480	3e 69 32 63 5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	>i2c_process_call</a></td><td>..
1194a0	20 20 20 20 20 20 20 20 73 6d 62 75 73 20 70 72 6f 63 65 73 73 20 63 61 6c 6c 0a 3c 2f 74 64 3e	........smbus.process.call.</td>
1194c0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 62 6c 6f 63 6b	</tr><tr><td><a.href="#i2c_block
1194e0	5f 70 72 6f 63 65 73 73 5f 63 61 6c 6c 22 3e 69 32 63 5f 62 6c 6f 63 6b 5f 70 72 6f 63 65 73 73	_process_call">i2c_block_process
119500	5f 63 61 6c 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 73 6d 62 75 73 20 62 6c 6f 63	_call</a></td><td>....smbus.bloc
119520	6b 20 70 72 6f 63 65 73 73 20 63 61 6c 6c 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	k.process.call.</td></tr><tr><td
119540	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
119560	72 65 66 3d 22 23 69 32 63 5f 7a 69 70 22 3e 69 32 63 5f 7a 69 70 3c 2f 61 3e 3c 2f 74 64 3e 3c	ref="#i2c_zip">i2c_zip</a></td><
119580	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 65 72 66 6f 72 6d 73 20 6d	td>...................Performs.m
1195a0	75 6c 74 69 70 6c 65 20 49 32 43 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f	ultiple.I2C.transactions.</td></
1195c0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	tr><tr><td></td><td></td></tr><t
1195e0	72 3e 3c 74 64 3e 3c 62 3e 49 32 43 20 42 49 54 20 42 41 4e 47 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c	r><td><b>I2C.BIT.BANG.</b></td><
119600	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	td></td></tr><tr><td></td><td></
119620	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63	td></tr><tr><td><a.href="#bb_i2c
119640	5f 6f 70 65 6e 22 3e 62 62 5f 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	_open">bb_i2c_open</a></td><td>.
119660	20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 47 50 49 4f 20 66 6f 72 20 62 69 74	..............Opens.GPIO.for.bit
119680	20 62 61 6e 67 69 6e 67 20 49 32 43 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	.banging.I2C.</td></tr><tr><td><
1196a0	61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 63 6c 6f 73 65 22 3e 62 62 5f 69 32 63 5f 63 6c	a.href="#bb_i2c_close">bb_i2c_cl
1196c0	6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c	ose</a></td><td>..............Cl
1196e0	6f 73 65 73 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 0a 3c 2f	oses.GPIO.for.bit.banging.I2C.</
119700	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
119720	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 69 32 63 5f 7a 69 70 22	tr><tr><td><a.href="#bb_i2c_zip"
119740	3e 62 62 5f 69 32 63 5f 7a 69 70 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	>bb_i2c_zip</a></td><td>........
119760	20 20 20 20 20 20 20 20 50 65 72 66 6f 72 6d 73 20 62 69 74 20 62 61 6e 67 65 64 20 49 32 43 20	........Performs.bit.banged.I2C.
119780	74 72 61 6e 73 61 63 74 69 6f 6e 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	transactions.</td></tr><tr><td><
1197a0	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 49 32 43	/td><td></td></tr><tr><td><b>I2C
1197c0	2f 53 50 49 20 53 4c 41 56 45 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	/SPI.SLAVE.</b></td><td></td></t
1197e0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
119800	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 73 63 5f 78 66 65 72 22 3e 62 73 63 5f 78 66 65	><td><a.href="#bsc_xfer">bsc_xfe
119820	72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	r</a></td><td>..................
119840	49 32 43 2f 53 50 49 20 61 73 20 73 6c 61 76 65 20 74 72 61 6e 73 66 65 72 0a 3c 2f 74 64 3e 3c	I2C/SPI.as.slave.transfer.</td><
119860	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 73 63 5f 69 32 63 22 3e 62	/tr><tr><td><a.href="#bsc_i2c">b
119880	73 63 5f 69 32 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	sc_i2c</a></td><td>.............
1198a0	20 20 20 20 20 20 49 32 43 20 61 73 20 73 6c 61 76 65 20 74 72 61 6e 73 66 65 72 0a 3c 2f 74 64	......I2C.as.slave.transfer.</td
1198c0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	></tr><tr><td></td><td></td></tr
1198e0	3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 45 52 49 41 4c 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e	><tr><td><b>SERIAL.</b></td><td>
119900	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
119920	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70	</tr><tr><td><a.href="#serial_op
119940	65 6e 22 3e 73 65 72 69 61 6c 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	en">serial_open</a></td><td>....
119960	20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65	...........Opens.a.serial.device
119980	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72	.</td></tr><tr><td><a.href="#ser
1199a0	69 61 6c 5f 63 6c 6f 73 65 22 3e 73 65 72 69 61 6c 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e	ial_close">serial_close</a></td>
1199c0	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73 20 61 20 73 65 72 69 61	<td>..............Closes.a.seria
1199e0	6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	l.device.</td></tr><tr><td></td>
119a00	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
119a20	73 65 72 69 61 6c 5f 72 65 61 64 5f 62 79 74 65 22 3e 73 65 72 69 61 6c 5f 72 65 61 64 5f 62 79	serial_read_byte">serial_read_by
119a40	74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 52 65 61 64 73 20 61	te</a></td><td>..........Reads.a
119a60	20 62 79 74 65 20 66 72 6f 6d 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e	.byte.from.a.serial.device.</td>
119a80	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 77 72	</tr><tr><td><a.href="#serial_wr
119aa0	69 74 65 5f 62 79 74 65 22 3e 73 65 72 69 61 6c 5f 77 72 69 74 65 5f 62 79 74 65 3c 2f 61 3e 3c	ite_byte">serial_write_byte</a><
119ac0	2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 61 20 62 79 74 65 20 74	/td><td>.........Writes.a.byte.t
119ae0	6f 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	o.a.serial.device.</td></tr><tr>
119b00	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
119b20	61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 72 65 61 64 22 3e 73 65 72 69 61 6c 5f 72 65 61	a.href="#serial_read">serial_rea
119b40	64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61	d</a></td><td>...............Rea
119b60	64 73 20 62 79 74 65 73 20 66 72 6f 6d 20 61 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f	ds.bytes.from.a.serial.device.</
119b80	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c	td></tr><tr><td><a.href="#serial
119ba0	5f 77 72 69 74 65 22 3e 73 65 72 69 61 6c 5f 77 72 69 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	_write">serial_write</a></td><td
119bc0	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 73 20 62 79 74 65 73 20 74 6f 20 61	>..............Writes.bytes.to.a
119be0	20 73 65 72 69 61 6c 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	.serial.device.</td></tr><tr><td
119c00	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
119c20	72 65 66 3d 22 23 73 65 72 69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65 22 3e 73 65 72	ref="#serial_data_available">ser
119c40	69 61 6c 5f 64 61 74 61 5f 61 76 61 69 6c 61 62 6c 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20	ial_data_available</a></td><td>.
119c60	20 20 20 20 52 65 74 75 72 6e 73 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64	....Returns.number.of.bytes.read
119c80	79 20 74 6f 20 62 65 20 72 65 61 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	y.to.be.read.</td></tr><tr><td><
119ca0	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 45 52	/td><td></td></tr><tr><td><b>SER
119cc0	49 41 4c 20 42 49 54 20 42 41 4e 47 20 28 72 65 61 64 20 6f 6e 6c 79 29 0a 3c 2f 62 3e 3c 2f 74	IAL.BIT.BANG.(read.only).</b></t
119ce0	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	d><td></td></tr><tr><td></td><td
119d00	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f	></td></tr><tr><td><a.href="#bb_
119d20	73 65 72 69 61 6c 5f 72 65 61 64 5f 6f 70 65 6e 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64	serial_read_open">bb_serial_read
119d40	5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61	_open</a></td><td>.......Opens.a
119d60	20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73 0a	.GPIO.for.bit.bang.serial.reads.
119d80	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73	</td></tr><tr><td><a.href="#bb_s
119da0	65 72 69 61 6c 5f 72 65 61 64 5f 63 6c 6f 73 65 22 3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64	erial_read_close">bb_serial_read
119dc0	5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 43 6c 6f 73 65 73 20	_close</a></td><td>......Closes.
119de0	61 20 47 50 49 4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 72 65 61 64 73	a.GPIO.for.bit.bang.serial.reads
119e00	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
119e20	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61	></tr><tr><td><a.href="#bb_seria
119e40	6c 5f 69 6e 76 65 72 74 22 3e 62 62 5f 73 65 72 69 61 6c 5f 69 6e 76 65 72 74 3c 2f 61 3e 3c 2f	l_invert">bb_serial_invert</a></
119e60	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 49 6e 76 65 72 74 20 73 65 72 69 61 6c 20 6c	td><td>..........Invert.serial.l
119e80	6f 67 69 63 20 28 31 20 69 6e 76 65 72 74 2c 20 30 20 6e 6f 72 6d 61 6c 29 0a 3c 2f 74 64 3e 3c	ogic.(1.invert,.0.normal).</td><
119ea0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	/tr><tr><td></td><td></td></tr><
119ec0	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 22	tr><td><a.href="#bb_serial_read"
119ee0	3e 62 62 5f 73 65 72 69 61 6c 5f 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	>bb_serial_read</a></td><td>....
119f00	20 20 20 20 20 20 20 20 52 65 61 64 73 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61	........Reads.bit.bang.serial.da
119f20	74 61 20 66 72 6f 6d 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ta.from.a.GPIO.</td></tr><tr><td
119f40	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53	></td><td></td></tr><tr><td><b>S
119f60	50 49 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	PI.</b></td><td></td></tr><tr><t
119f80	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
119fa0	68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74	href="#spi_open">spi_open</a></t
119fc0	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 20	d><td>..................Opens.a.
119fe0	53 50 49 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	SPI.device.</td></tr><tr><td><a.
11a000	00 00 01 1a 72 65 61 64 22 3e 73 74 6f 70 5f 74 68 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	....read">stop_thread</a></td><t
11a020	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 6f 70 20 61 20 70 72 65 76 69 6f 75 73	d>...............Stop.a.previous
11a040	6c 79 20 73 74 61 72 74 65 64 20 74 68 72 65 61 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	ly.started.thread.</td></tr><tr>
11a060	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
11a080	62 3e 41 44 56 41 4e 43 45 44 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	b>ADVANCED.</b></td><td></td></t
11a0a0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
11a0c0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69	><td><a.href="#notify_open">noti
11a0e0	66 79 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	fy_open</a></td><td>............
11a100	20 20 20 52 65 71 75 65 73 74 20 61 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 68 61 6e 64 6c 65	...Request.a.notification.handle
11a120	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74	.</td></tr><tr><td><a.href="#not
11a140	69 66 79 5f 62 65 67 69 6e 22 3e 6e 6f 74 69 66 79 5f 62 65 67 69 6e 3c 2f 61 3e 3c 2f 74 64 3e	ify_begin">notify_begin</a></td>
11a160	3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 20 6e 6f 74 69 66 69 63 61	<td>..............Start.notifica
11a180	74 69 6f 6e 73 20 66 6f 72 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74	tions.for.selected.GPIO.</td></t
11a1a0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f 70 61 75 73 65	r><tr><td><a.href="#notify_pause
11a1c0	22 3e 6e 6f 74 69 66 79 5f 70 61 75 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	">notify_pause</a></td><td>.....
11a1e0	20 20 20 20 20 20 20 20 20 50 61 75 73 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 0a 3c 2f 74	.........Pause.notifications.</t
11a200	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 6e 6f 74 69 66 79 5f	d></tr><tr><td><a.href="#notify_
11a220	63 6c 6f 73 65 22 3e 6e 6f 74 69 66 79 5f 63 6c 6f 73 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	close">notify_close</a></td><td>
11a240	20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 20 61 20 6e 6f 74 69 66 69 63 61 74 69	..............Close.a.notificati
11a260	6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	on.</td></tr><tr><td></td><td></
11a280	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61	td></tr><tr><td><a.href="#hardwa
11a2a0	72 65 5f 63 6c 6f 63 6b 22 3e 68 61 72 64 77 61 72 65 5f 63 6c 6f 63 6b 3c 2f 61 3e 3c 2f 74 64	re_clock">hardware_clock</a></td
11a2c0	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 20 68 61 72 64 77 61 72 65 20	><td>............Start.hardware.
11a2e0	63 6c 6f 63 6b 20 6f 6e 20 73 75 70 70 6f 72 74 65 64 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74	clock.on.supported.GPIO.</td></t
11a300	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	r><tr><td></td><td></td></tr><tr
11a320	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 68 61 72 64 77 61 72 65 5f 50 57 4d 22 3e 68 61 72	><td><a.href="#hardware_PWM">har
11a340	64 77 61 72 65 5f 50 57 4d 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20	dware_PWM</a></td><td>..........
11a360	20 20 20 20 53 74 61 72 74 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 6f 6e 20 73 75 70 70 6f 72	....Start.hardware.PWM.on.suppor
11a380	74 65 64 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	ted.GPIO.</td></tr><tr><td></td>
11a3a0	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
11a3c0	73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 67 6c 69 74 63 68 5f 66 69	set_glitch_filter">set_glitch_fi
11a3e0	6c 74 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20	lter</a></td><td>.........Set.a.
11a400	67 6c 69 74 63 68 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74	glitch.filter.on.a.GPIO.</td></t
11a420	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 6e 6f 69 73 65 5f 66 69	r><tr><td><a.href="#set_noise_fi
11a440	6c 74 65 72 22 3e 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c	lter">set_noise_filter</a></td><
11a460	74 64 3e 20 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20	td>..........Set.a.noise.filter.
11a480	6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	on.a.GPIO.</td></tr><tr><td></td
11a4a0	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
11a4c0	23 73 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 22 3e 73 65 74 5f 70 61 64 5f 73 74 72 65 6e	#set_pad_strength">set_pad_stren
11a4e0	67 74 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 53 65 74 73 20 61	gth</a></td><td>..........Sets.a
11a500	20 70 61 64 73 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	.pads.drive.strength.</td></tr><
11a520	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74	tr><td><a.href="#get_pad_strengt
11a540	68 22 3e 67 65 74 5f 70 61 64 5f 73 74 72 65 6e 67 74 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	h">get_pad_strength</a></td><td>
11a560	20 20 20 20 20 20 20 20 20 20 47 65 74 73 20 61 20 70 61 64 73 20 64 72 69 76 65 20 73 74 72 65	..........Gets.a.pads.drive.stre
11a580	6e 67 74 68 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	ngth.</td></tr><tr><td></td><td>
11a5a0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 68 65 6c	</td></tr><tr><td><a.href="#shel
11a5c0	6c 5f 22 3e 73 68 65 6c 6c 5f 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20	l_">shell_</a></td><td>.........
11a5e0	20 20 20 20 20 20 20 20 20 20 20 45 78 65 63 75 74 65 73 20 61 20 73 68 65 6c 6c 20 63 6f 6d 6d	...........Executes.a.shell.comm
11a600	61 6e 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	and.</td></tr><tr><td></td><td><
11a620	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 43 75 73 74 6f 6d 0a 3c 2f 62 3e 3c	/td></tr><tr><td><b>Custom.</b><
11a640	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td><td></td></tr><tr><td></td><
11a660	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 63	td></td></tr><tr><td><a.href="#c
11a680	75 73 74 6f 6d 5f 31 22 3e 63 75 73 74 6f 6d 5f 31 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	ustom_1">custom_1</a></td><td>..
11a6a0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 55 73 65 72 20 63 75 73 74 6f 6d 20 66 75 6e 63	................User.custom.func
11a6c0	74 69 6f 6e 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	tion.1.</td></tr><tr><td><a.href
11a6e0	3d 22 23 63 75 73 74 6f 6d 5f 32 22 3e 63 75 73 74 6f 6d 5f 32 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	="#custom_2">custom_2</a></td><t
11a700	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 55 73 65 72 20 63 75 73 74 6f 6d 20	d>..................User.custom.
11a720	66 75 6e 63 74 69 6f 6e 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74	function.2.</td></tr><tr><td></t
11a740	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 45 76 65 6e 74	d><td></td></tr><tr><td><b>Event
11a760	73 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	s.</b></td><td></td></tr><tr><td
11a780	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
11a7a0	72 65 66 3d 22 23 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 22 3e 65 76 65 6e 74 5f 63 61 6c 6c	ref="#event_callback">event_call
11a7c0	62 61 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 53 65 74 73	back</a></td><td>...........Sets
11a7e0	20 61 20 63 61 6c 6c 62 61 63 6b 20 66 6f 72 20 61 6e 20 65 76 65 6e 74 0a 3c 2f 74 64 3e 3c 2f	.a.callback.for.an.event.</td></
11a800	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 63 61 6c 6c 62	tr><tr><td><a.href="#event_callb
11a820	61 63 6b 5f 65 78 22 3e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 3c 2f 74	ack_ex">event_callback_ex</a></t
11a840	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 53 65 74 73 20 61 20 63 61 6c 6c 62 61 63 6b 20 66 6f	d><td>........Sets.a.callback.fo
11a860	72 20 61 6e 20 65 76 65 6e 74 2c 20 65 78 74 65 6e 64 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	r.an.event,.extended.</td></tr><
11a880	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
11a8a0	64 3e 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 5f 63 61 6e 63 65	d><a.href="#event_callback_cance
11a8c0	6c 22 3e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 5f 63 61 6e 63 65 6c 3c 2f 61 3e 3c 2f 74 64	l">event_callback_cancel</a></td
11a8e0	3e 3c 74 64 3e 20 20 20 20 43 61 6e 63 65 6c 20 61 6e 20 65 76 65 6e 74 20 63 61 6c 6c 62 61 63	><td>....Cancel.an.event.callbac
11a900	6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	k.</td></tr><tr><td></td><td></t
11a920	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 74	d></tr><tr><td><a.href="#event_t
11a940	72 69 67 67 65 72 22 3e 65 76 65 6e 74 5f 74 72 69 67 67 65 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	rigger">event_trigger</a></td><t
11a960	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 54 72 69 67 67 65 72 73 20 61 6e 20 65 76 65 6e 74 0a	d>............Triggers.an.event.
11a980	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
11a9a0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f	</tr><tr><td><a.href="#wait_for_
11a9c0	65 76 65 6e 74 22 3e 77 61 69 74 5f 66 6f 72 5f 65 76 65 6e 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	event">wait_for_event</a></td><t
11a9e0	64 3e 20 20 20 20 20 20 20 20 20 20 20 57 61 69 74 20 66 6f 72 20 61 6e 20 65 76 65 6e 74 0a 3c	d>...........Wait.for.an.event.<
11aa00	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
11aa20	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 63 72 69 70 74 73 0a 3c 2f 62 3e 3c 2f 74 64 3e	/tr><tr><td><b>Scripts.</b></td>
11aa40	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	<td></td></tr><tr><td></td><td><
11aa60	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65	/td></tr><tr><td><a.href="#store
11aa80	5f 73 63 72 69 70 74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	_script">store_script</a></td><t
11aaa0	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 6f 72 65 20 61 20 73 63 72 69 70 74 0a 3c	d>..............Store.a.script.<
11aac0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 75 6e 5f 73	/td></tr><tr><td><a.href="#run_s
11aae0	63 72 69 70 74 22 3e 72 75 6e 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	cript">run_script</a></td><td>..
11ab00	20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 75 6e 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70	..............Run.a.stored.scrip
11ab20	74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 75 70	t.</td></tr><tr><td><a.href="#up
11ab40	64 61 74 65 5f 73 63 72 69 70 74 22 3e 75 70 64 61 74 65 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f	date_script">update_script</a></
11ab60	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 61 20 73 63 72 69 70 74	td><td>.............Set.a.script
11ab80	73 20 70 61 72 61 6d 65 74 65 72 73 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	s.parameters.</td></tr><tr><td><
11aba0	61 20 68 72 65 66 3d 22 23 73 63 72 69 70 74 5f 73 74 61 74 75 73 22 3e 73 63 72 69 70 74 5f 73	a.href="#script_status">script_s
11abc0	74 61 74 75 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 47	tatus</a></td><td>.............G
11abe0	65 74 20 73 63 72 69 70 74 20 73 74 61 74 75 73 20 61 6e 64 20 70 61 72 61 6d 65 74 65 72 73 0a	et.script.status.and.parameters.
11ac00	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 70	</td></tr><tr><td><a.href="#stop
11ac20	5f 73 63 72 69 70 74 22 3e 73 74 6f 70 5f 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	_script">stop_script</a></td><td
11ac40	3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 74 6f 70 20 61 20 72 75 6e 6e 69 6e 67 20 73	>...............Stop.a.running.s
11ac60	63 72 69 70 74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	cript.</td></tr><tr><td><a.href=
11ac80	22 23 64 65 6c 65 74 65 5f 73 63 72 69 70 74 22 3e 64 65 6c 65 74 65 5f 73 63 72 69 70 74 3c 2f	"#delete_script">delete_script</
11aca0	61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 44 65 6c 65 74 65 20 61	a></td><td>.............Delete.a
11acc0	20 73 74 6f 72 65 64 20 73 63 72 69 70 74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	.stored.script.</td></tr><tr><td
11ace0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 49	></td><td></td></tr><tr><td><b>I
11ad00	32 43 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	2C.</b></td><td></td></tr><tr><t
11ad20	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
11ad40	68 72 65 66 3d 22 23 69 32 63 5f 6f 70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 3c 2f 74	href="#i2c_open">i2c_open</a></t
11ad60	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 6e 73 20 61 6e	d><td>..................Opens.an
11ad80	20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	.I2C.device.</td></tr><tr><td><a
11ada0	20 68 72 65 66 3d 22 23 69 32 63 5f 63 6c 6f 73 65 22 3e 69 32 63 5f 63 6c 6f 73 65 3c 2f 61 3e	.href="#i2c_close">i2c_close</a>
11adc0	3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 6f 73 65 73	</td><td>.................Closes
11ade0	20 61 6e 20 49 32 43 20 64 65 76 69 63 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	.an.I2C.device.</td></tr><tr><td
11ae00	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
11ae20	72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 71 75 69 63 6b 22 3e 69 32 63 5f 77 72 69 74 65	ref="#i2c_write_quick">i2c_write
11ae40	5f 71 75 69 63 6b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 73 6d	_quick</a></td><td>...........sm
11ae60	62 75 73 20 77 72 69 74 65 20 71 75 69 63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	bus.write.quick.</td></tr><tr><t
11ae80	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
11aea0	68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64 5f 62 79 74 65 22 3e 69 32 63 5f 72 65 61 64 5f 62	href="#i2c_read_byte">i2c_read_b
11aec0	79 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 73 6d 62	yte</a></td><td>.............smb
11aee0	75 73 20 72 65 61 64 20 62 79 74 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	us.read.byte.</td></tr><tr><td><
11af00	61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 62 79 74 65 22 3e 69 32 63 5f 77 72 69	a.href="#i2c_write_byte">i2c_wri
11af20	74 65 5f 62 79 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20	te_byte</a></td><td>............
11af40	73 6d 62 75 73 20 77 72 69 74 65 20 62 79 74 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	smbus.write.byte.</td></tr><tr><
11af60	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
11af80	20 68 72 65 66 3d 22 23 69 32 63 5f 72 65 61 64 5f 62 79 74 65 5f 64 61 74 61 22 3e 69 32 63 5f	.href="#i2c_read_byte_data">i2c_
11afa0	72 65 61 64 5f 62 79 74 65 5f 64 61 74 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	read_byte_data</a></td><td>.....
11afc0	20 20 20 73 6d 62 75 73 20 72 65 61 64 20 62 79 74 65 20 64 61 74 61 0a 3c 2f 74 64 3e 3c 2f 74	...smbus.read.byte.data.</td></t
11afe0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 77 72 69 74 65 5f 62 79	r><tr><td><a.href="#i2c_write_by
11b000	00 00 01 1b 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	....</td></tr><tr><td></td><td><
11b020	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69	/td></tr><tr><td><a.href="#pigpi
11b040	6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	o_start">pigpio_start</a></td><t
11b060	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6f 6e 6e 65 63 74 73 20 74 6f 20 61 20 70 69	d>..............Connects.to.a.pi
11b080	67 70 69 6f 20 64 61 65 6d 6f 6e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	gpio.daemon.</td></tr><tr><td><a
11b0a0	20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 6f 70 22 3e 70 69 67 70 69 6f 5f 73 74 6f 70	.href="#pigpio_stop">pigpio_stop
11b0c0	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 44 69 73 63	</a></td><td>...............Disc
11b0e0	6f 6e 6e 65 63 74 73 20 66 72 6f 6d 20 61 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 0a 3c 2f 74	onnects.from.a.pigpio.daemon.</t
11b100	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	d></tr><tr><td></td><td></td></t
11b120	72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 42 41 53 49 43 0a 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e	r><tr><td><b>BASIC.</b></td><td>
11b140	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
11b160	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 6d 6f 64 65 22	</tr><tr><td><a.href="#set_mode"
11b180	3e 73 65 74 5f 6d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20	>set_mode</a></td><td>..........
11b1a0	20 20 20 20 20 20 20 20 53 65 74 20 61 20 47 50 49 4f 20 6d 6f 64 65 0a 3c 2f 74 64 3e 3c 2f 74	........Set.a.GPIO.mode.</td></t
11b1c0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 6d 6f 64 65 22 3e 67 65	r><tr><td><a.href="#get_mode">ge
11b1e0	74 5f 6d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	t_mode</a></td><td>.............
11b200	20 20 20 20 20 47 65 74 20 61 20 47 50 49 4f 20 6d 6f 64 65 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	.....Get.a.GPIO.mode.</td></tr><
11b220	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
11b240	64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 22 3e 73 65	d><a.href="#set_pull_up_down">se
11b260	74 5f 70 75 6c 6c 5f 75 70 5f 64 6f 77 6e 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20	t_pull_up_down</a></td><td>.....
11b280	20 20 20 20 20 53 65 74 2f 63 6c 65 61 72 20 47 50 49 4f 20 70 75 6c 6c 20 75 70 2f 64 6f 77 6e	.....Set/clear.GPIO.pull.up/down
11b2a0	20 72 65 73 69 73 74 6f 72 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	.resistor.</td></tr><tr><td></td
11b2c0	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
11b2e0	23 67 70 69 6f 5f 72 65 61 64 22 3e 67 70 69 6f 5f 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	#gpio_read">gpio_read</a></td><t
11b300	64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 20 61 20 47 50 49 4f 0a 3c	d>.................Read.a.GPIO.<
11b320	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 5f	/td></tr><tr><td><a.href="#gpio_
11b340	77 72 69 74 65 22 3e 67 70 69 6f 5f 77 72 69 74 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	write">gpio_write</a></td><td>..
11b360	20 20 20 20 20 20 20 20 20 20 20 20 20 20 57 72 69 74 65 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e	..............Write.a.GPIO.</td>
11b380	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	</tr><tr><td></td><td></td></tr>
11b3a0	3c 74 72 3e 3c 74 64 3e 3c 62 3e 50 57 4d 20 28 6f 76 65 72 72 69 64 65 73 20 73 65 72 76 6f 20	<tr><td><b>PWM.(overrides.servo.
11b3c0	63 6f 6d 6d 61 6e 64 73 20 6f 6e 20 73 61 6d 65 20 47 50 49 4f 29 0a 3c 2f 62 3e 3c 2f 74 64 3e	commands.on.same.GPIO).</b></td>
11b3e0	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	<td></td></tr><tr><td></td><td><
11b400	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50	/td></tr><tr><td><a.href="#set_P
11b420	57 4d 5f 64 75 74 79 63 79 63 6c 65 22 3e 73 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c	WM_dutycycle">set_PWM_dutycycle<
11b440	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 53 74 61 72 74 2f 73 74 6f 70 20	/a></td><td>.........Start/stop.
11b460	50 57 4d 20 70 75 6c 73 65 73 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	PWM.pulses.on.a.GPIO.</td></tr><
11b480	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e	tr><td><a.href="#set_PWM_frequen
11b4a0	63 79 22 3e 73 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	cy">set_PWM_frequency</a></td><t
11b4c0	64 3e 20 20 20 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 65 20 50 57 4d 20 66 72 65 71 75 65 6e	d>.........Configure.PWM.frequen
11b4e0	63 79 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	cy.for.a.GPIO.</td></tr><tr><td>
11b500	3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e 73 65 74 5f 50 57 4d	<a.href="#set_PWM_range">set_PWM
11b520	5f 72 61 6e 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20	_range</a></td><td>.............
11b540	43 6f 6e 66 69 67 75 72 65 20 50 57 4d 20 72 61 6e 67 65 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c	Configure.PWM.range.for.a.GPIO.<
11b560	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
11b580	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 64 75	/tr><tr><td><a.href="#get_PWM_du
11b5a0	74 79 63 79 63 6c 65 22 3e 67 65 74 5f 50 57 4d 5f 64 75 74 79 63 79 63 6c 65 3c 2f 61 3e 3c 2f	tycycle">get_PWM_dutycycle</a></
11b5c0	74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 47 65 74 20 74 68 65 20 50 57 4d 20 64 75 74 79	td><td>.........Get.the.PWM.duty
11b5e0	63 79 63 6c 65 20 69 6e 20 75 73 65 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72	cycle.in.use.on.a.GPIO.</td></tr
11b600	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 66 72 65 71 75	><tr><td><a.href="#get_PWM_frequ
11b620	65 6e 63 79 22 3e 67 65 74 5f 50 57 4d 5f 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 3c 2f 74 64 3e	ency">get_PWM_frequency</a></td>
11b640	3c 74 64 3e 20 20 20 20 20 20 20 20 20 47 65 74 20 63 6f 6e 66 69 67 75 72 65 64 20 50 57 4d 20	<td>.........Get.configured.PWM.
11b660	66 72 65 71 75 65 6e 63 79 20 66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	frequency.for.a.GPIO.</td></tr><
11b680	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 22 3e	tr><td><a.href="#get_PWM_range">
11b6a0	67 65 74 5f 50 57 4d 5f 72 61 6e 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	get_PWM_range</a></td><td>......
11b6c0	20 20 20 20 20 20 20 47 65 74 20 63 6f 6e 66 69 67 75 72 65 64 20 50 57 4d 20 72 61 6e 67 65 20	.......Get.configured.PWM.range.
11b6e0	66 6f 72 20 61 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74	for.a.GPIO.</td></tr><tr><td></t
11b700	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
11b720	22 23 67 65 74 5f 50 57 4d 5f 72 65 61 6c 5f 72 61 6e 67 65 22 3e 67 65 74 5f 50 57 4d 5f 72 65	"#get_PWM_real_range">get_PWM_re
11b740	61 6c 5f 72 61 6e 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 47 65 74	al_range</a></td><td>........Get
11b760	20 75 6e 64 65 72 6c 79 69 6e 67 20 50 57 4d 20 72 61 6e 67 65 20 66 6f 72 20 61 20 47 50 49 4f	.underlying.PWM.range.for.a.GPIO
11b780	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	.</td></tr><tr><td></td><td></td
11b7a0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 53 65 72 76 6f 20 28 6f 76 65 72 72 69 64 65	></tr><tr><td><b>Servo.(override
11b7c0	73 20 50 57 4d 20 63 6f 6d 6d 61 6e 64 73 20 6f 6e 20 73 61 6d 65 20 47 50 49 4f 29 0a 3c 2f 62	s.PWM.commands.on.same.GPIO).</b
11b7e0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	></td><td></td></tr><tr><td></td
11b800	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	><td></td></tr><tr><td><a.href="
11b820	23 73 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74 68 22 3e 73 65 74 5f 73 65 72 76 6f	#set_servo_pulsewidth">set_servo
11b840	5f 70 75 6c 73 65 77 69 64 74 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 53 74	_pulsewidth</a></td><td>......St
11b860	61 72 74 2f 73 74 6f 70 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 61 20 47 50 49 4f 0a	art/stop.servo.pulses.on.a.GPIO.
11b880	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
11b8a0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 73 65 72 76 6f	</tr><tr><td><a.href="#get_servo
11b8c0	5f 70 75 6c 73 65 77 69 64 74 68 22 3e 67 65 74 5f 73 65 72 76 6f 5f 70 75 6c 73 65 77 69 64 74	_pulsewidth">get_servo_pulsewidt
11b8e0	68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 47 65 74 20 74 68 65 20 73 65 72 76	h</a></td><td>......Get.the.serv
11b900	6f 20 70 75 6c 73 65 77 69 64 74 68 20 69 6e 20 75 73 65 20 6f 6e 20 61 20 47 50 49 4f 0a 3c 2f	o.pulsewidth.in.use.on.a.GPIO.</
11b920	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
11b940	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 49 4e 54 45 52 4d 45 44 49 41 54 45 0a 3c 2f 62 3e 3c	tr><tr><td><b>INTERMEDIATE.</b><
11b960	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td><td></td></tr><tr><td></td><
11b980	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 67	td></td></tr><tr><td><a.href="#g
11b9a0	70 69 6f 5f 74 72 69 67 67 65 72 22 3e 67 70 69 6f 5f 74 72 69 67 67 65 72 3c 2f 61 3e 3c 2f 74	pio_trigger">gpio_trigger</a></t
11b9c0	64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 6e 64 20 61 20 74 72 69 67 67	d><td>..............Send.a.trigg
11b9e0	65 72 20 70 75 6c 73 65 20 74 6f 20 61 20 47 50 49 4f 2e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	er.pulse.to.a.GPIO..</td></tr><t
11ba00	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	r><td></td><td></td></tr><tr><td
11ba20	3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 77 61 74 63 68 64 6f 67 22 3e 73 65 74 5f 77 61 74	><a.href="#set_watchdog">set_wat
11ba40	63 68 64 6f 67 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20	chdog</a></td><td>..............
11ba60	53 65 74 20 61 20 77 61 74 63 68 64 6f 67 20 6f 6e 20 61 20 47 50 49 4f 2e 0a 3c 2f 74 64 3e 3c	Set.a.watchdog.on.a.GPIO..</td><
11ba80	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	/tr><tr><td></td><td></td></tr><
11baa0	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61 6e 6b 5f 31 22 3e 72 65	tr><td><a.href="#read_bank_1">re
11bac0	61 64 5f 62 61 6e 6b 5f 31 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20	ad_bank_1</a></td><td>..........
11bae0	20 20 20 20 20 52 65 61 64 20 61 6c 6c 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 0a 3c 2f 74	.....Read.all.GPIO.in.bank.1.</t
11bb00	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 72 65 61 64 5f 62 61	d></tr><tr><td><a.href="#read_ba
11bb20	6e 6b 5f 32 22 3e 72 65 61 64 5f 62 61 6e 6b 5f 32 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20	nk_2">read_bank_2</a></td><td>..
11bb40	20 20 20 20 20 20 20 20 20 20 20 20 20 52 65 61 64 20 61 6c 6c 20 47 50 49 4f 20 69 6e 20 62 61	.............Read.all.GPIO.in.ba
11bb60	6e 6b 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	nk.2.</td></tr><tr><td></td><td>
11bb80	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 63 6c 65 61	</td></tr><tr><td><a.href="#clea
11bba0	72 5f 62 61 6e 6b 5f 31 22 3e 63 6c 65 61 72 5f 62 61 6e 6b 5f 31 3c 2f 61 3e 3c 2f 74 64 3e 3c	r_bank_1">clear_bank_1</a></td><
11bbc0	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 6c 65 61 72 20 73 65 6c 65 63 74 65 64 20	td>..............Clear.selected.
11bbe0	47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	GPIO.in.bank.1.</td></tr><tr><td
11bc00	3e 3c 61 20 68 72 65 66 3d 22 23 63 6c 65 61 72 5f 62 61 6e 6b 5f 32 22 3e 63 6c 65 61 72 5f 62	><a.href="#clear_bank_2">clear_b
11bc20	61 6e 6b 5f 32 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20	ank_2</a></td><td>..............
11bc40	43 6c 65 61 72 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 32 0a 3c 2f	Clear.selected.GPIO.in.bank.2.</
11bc60	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
11bc80	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 62 61 6e 6b 5f 31 22	tr><tr><td><a.href="#set_bank_1"
11bca0	3e 73 65 74 5f 62 61 6e 6b 5f 31 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20	>set_bank_1</a></td><td>........
11bcc0	20 20 20 20 20 20 20 20 53 65 74 20 73 65 6c 65 63 74 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e	........Set.selected.GPIO.in.ban
11bce0	6b 20 31 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	k.1.</td></tr><tr><td><a.href="#
11bd00	73 65 74 5f 62 61 6e 6b 5f 32 22 3e 73 65 74 5f 62 61 6e 6b 5f 32 3c 2f 61 3e 3c 2f 74 64 3e 3c	set_bank_2">set_bank_2</a></td><
11bd20	74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 53 65 74 20 73 65 6c 65 63 74 65 64 20	td>................Set.selected.
11bd40	47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 32 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	GPIO.in.bank.2.</td></tr><tr><td
11bd60	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68	></td><td></td></tr><tr><td><a.h
11bd80	72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 3c 2f 74 64	ref="#callback">callback</a></td
11bda0	3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 72 65 61 74 65 20 47 50	><td>..................Create.GP
11bdc0	49 4f 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 20 63 61 6c 6c 62 61 63 6b 0a 3c 2f 74 64 3e 3c 2f	IO.level.change.callback.</td></
11bde0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 65 78	tr><tr><td><a.href="#callback_ex
11be00	22 3e 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20	">callback_ex</a></td><td>......
11be20	20 20 20 20 20 20 20 20 20 43 72 65 61 74 65 20 47 50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e 67	.........Create.GPIO.level.chang
11be40	65 20 63 61 6c 6c 62 61 63 6b 2c 20 65 78 74 65 6e 64 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	e.callback,.extended.</td></tr><
11be60	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	tr><td></td><td></td></tr><tr><t
11be80	64 3e 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 63 61 6e 63 65 6c 22 3e 63 61 6c	d><a.href="#callback_cancel">cal
11bea0	6c 62 61 63 6b 5f 63 61 6e 63 65 6c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20	lback_cancel</a></td><td>.......
11bec0	20 20 20 20 43 61 6e 63 65 6c 20 61 20 63 61 6c 6c 62 61 63 6b 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	....Cancel.a.callback.</td></tr>
11bee0	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	<tr><td></td><td></td></tr><tr><
11bf00	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 69 74 5f 66 6f 72 5f 65 64 67 65 22 3e 77 61 69 74	td><a.href="#wait_for_edge">wait
11bf20	5f 66 6f 72 5f 65 64 67 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20 20 20 20 20 20 20	_for_edge</a></td><td>..........
11bf40	20 20 20 57 61 69 74 20 66 6f 72 20 47 50 49 4f 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 0a 3c 2f	...Wait.for.GPIO.level.change.</
11bf60	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	td></tr><tr><td></td><td></td></
11bf80	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 74 61 72 74 5f 74 68 72 65 61	tr><tr><td><a.href="#start_threa
11bfa0	64 22 3e 73 74 61 72 74 5f 74 68 72 65 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 20 20 20 20	d">start_thread</a></td><td>....
11bfc0	20 20 20 20 20 20 20 20 20 20 53 74 61 72 74 20 61 20 6e 65 77 20 74 68 72 65 61 64 0a 3c 2f 74	..........Start.a.new.thread.</t
11bfe0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 70 5f 74 68	d></tr><tr><td><a.href="#stop_th
11c000	0d 00 00 00 01 00 5c 00 00 5c 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	......\..\......................
11c020	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11c040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ff 11 16 0c	................................
11c060	13 13 02 09 41 1d 1d 1d 81 fd 23 66 61 71 46 41 51 25 1c 46 72 65 71 75 65 6e 74 6c 79 20 41 73	....A.....#faqFAQ%.Frequently.As
11c080	6b 65 64 20 51 75 65 73 74 69 6f 6e 73 66 61 71 31 2e 6a 70 67 66 61 71 32 2e 6a 70 67 66 61 71	ked.Questionsfaq1.jpgfaq2.jpgfaq
11c0a0	33 2e 6a 70 67 0a 3c 61 20 68 72 65 66 3d 22 23 41 72 65 5f 6d 79 5f 47 50 49 4f 5f 62 72 6f 6b	3.jpg.<a.href="#Are_my_GPIO_brok
11c0c0	65 6e 22 3e 41 72 65 20 6d 79 20 47 50 49 4f 20 62 72 6f 6b 65 6e 3f 3c 2f 61 3e 3c 62 72 3e 0a	en">Are.my.GPIO.broken?</a><br>.
11c0e0	3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 41 75 64 69 6f 5f 69 73 5f 62 72 6f 6b 65 6e 22 3e	<br>.<a.href="#Audio_is_broken">
11c100	41 75 64 69 6f 20 69 73 20 62 72 6f 6b 65 6e 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61 20	Audio.is.broken</a><br>.<br>.<a.
11c120	68 72 65 66 3d 22 23 43 61 6e 74 5f 69 6e 69 74 69 61 6c 69 73 65 5f 70 69 67 70 69 6f 5f 6c 69	href="#Cant_initialise_pigpio_li
11c140	62 72 61 72 79 22 3e 43 61 6e c2 b4 74 20 69 6e 69 74 69 61 6c 69 73 65 20 70 69 67 70 69 6f 0a	brary">Can..t.initialise.pigpio.
11c160	6c 69 62 72 61 72 79 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 43	library</a><br>.<br>.<a.href="#C
11c180	61 6e 74 5f 6c 6f 63 6b 5f 76 61 72 72 75 6e 70 69 67 70 69 6f 2e 70 69 64 22 3e 43 61 6e c2 b4	ant_lock_varrunpigpio.pid">Can..
11c1a0	74 20 6c 6f 63 6b 0a 76 61 72 2f 72 75 6e 2f 70 69 67 70 69 6f 2e 70 69 64 3c 2f 61 3e 3c 62 72	t.lock.var/run/pigpio.pid</a><br
11c1c0	3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 48 65 6c 6c 6f 5f 57 6f 72 6c 64 22 3e 48 65	>.<br>.<a.href="#Hello_World">He
11c1e0	6c 6c 6f 20 57 6f 72 6c 64 21 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d	llo.World!</a><br>.<br>.<a.href=
11c200	22 23 6d 61 6b 65 5f 66 61 69 6c 73 22 3e 43 6c 6f 63 6b 20 73 6b 65 77 2c 20 6d 61 6b 65 20 66	"#make_fails">Clock.skew,.make.f
11c220	61 69 6c 73 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 48 61 76 65	ails</a><br>.<br>.<a.href="#Have
11c240	5f 49 5f 66 72 69 65 64 5f 6d 79 5f 47 50 49 4f 22 3e 48 61 76 65 20 49 20 66 72 69 65 64 20 6d	_I_fried_my_GPIO">Have.I.fried.m
11c260	79 20 47 50 49 4f 3f 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 48	y.GPIO?</a><br>.<br>.<a.href="#H
11c280	6f 77 5f 64 6f 5f 49 5f 64 65 62 6f 75 6e 63 65 5f 69 6e 70 75 74 73 22 3e 48 6f 77 20 64 6f 20	ow_do_I_debounce_inputs">How.do.
11c2a0	49 20 64 65 62 6f 75 6e 63 65 0a 69 6e 70 75 74 73 3f 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a	I.debounce.inputs?</a><br>.<br>.
11c2c0	3c 61 20 68 72 65 66 3d 22 23 48 6f 77 5f 66 61 73 74 5f 69 73 5f 53 50 49 22 3e 48 6f 77 20 66	<a.href="#How_fast_is_SPI">How.f
11c2e0	61 73 74 20 69 73 20 53 50 49 3f 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66	ast.is.SPI?</a><br>.<br>.<a.href
11c300	3d 22 23 4c 69 62 72 61 72 79 5f 75 70 64 61 74 65 5f 66 61 69 6c 73 22 3e 4c 69 62 72 61 72 79	="#Library_update_fails">Library
11c320	20 75 70 64 61 74 65 20 64 69 64 6e 27 74 20 77 6f 72 6b 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e	.update.didn't.work</a><br>.<br>
11c340	0a 3c 61 20 68 72 65 66 3d 22 23 6d 61 6b 65 5f 66 61 69 6c 73 22 3e 6d 61 6b 65 20 66 61 69 6c	.<a.href="#make_fails">make.fail
11c360	73 20 77 69 74 68 20 63 6c 6f 63 6b 20 73 6b 65 77 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c	s.with.clock.skew</a><br>.<br>.<
11c380	61 20 68 72 65 66 3d 22 23 50 6f 72 74 69 6e 67 5f 70 69 67 70 69 6f 22 3e 50 6f 72 74 69 6e 67	a.href="#Porting_pigpio">Porting
11c3a0	20 70 69 67 70 69 6f 20 74 6f 20 61 6e 6f 74 68 65 72 20 43 50 55 2f 53 6f 43 3c 2f 61 3e 3c 62	.pigpio.to.another.CPU/SoC</a><b
11c3c0	72 3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 53 6f 75 6e 64 5f 69 73 6e 74 5f 77 6f 72	r>.<br>.<a.href="#Sound_isnt_wor
11c3e0	6b 69 6e 67 22 3e 53 6f 75 6e 64 20 69 73 6e 27 74 20 77 6f 72 6b 69 6e 67 3c 2f 61 3e 3c 62 72	king">Sound.isn't.working</a><br
11c400	3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 4c 69 62 72 61 72 79 5f 75 70 64 61 74 65 5f	>.<br>.<a.href="#Library_update_
11c420	66 61 69 6c 73 22 3e 53 79 6d 62 6f 6c 20 6e 6f 74 20 66 6f 75 6e 64 3c 2f 61 3e 3c 62 72 3e 0a	fails">Symbol.not.found</a><br>.
11c440	3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 57 68 61 74 5f 69 73 5f 49 32 43 22 3e 57 68 61 74	<br>.<a.href="#What_is_I2C">What
11c460	20 69 73 20 49 32 43 3f 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23	.is.I2C?</a><br>.<br>.<a.href="#
11c480	57 68 61 74 5f 69 73 5f 53 65 72 69 61 6c 22 3e 57 68 61 74 20 69 73 20 53 65 72 69 61 6c 3f 3c	What_is_Serial">What.is.Serial?<
11c4a0	2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 57 68 61 74 5f 69 73 5f 53	/a><br>.<br>.<a.href="#What_is_S
11c4c0	50 49 22 3e 57 68 61 74 20 69 73 20 53 50 49 3f 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 61	PI">What.is.SPI?</a><br>.<br>.<a
11c4e0	20 68 72 65 66 3d 22 23 57 68 69 63 68 5f 6c 69 62 72 61 72 79 22 3e 57 68 69 63 68 20 6c 69 62	.href="#Which_library">Which.lib
11c500	72 61 72 79 20 73 68 6f 75 6c 64 20 49 20 75 73 65 3f 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a	rary.should.I.use?</a><br>.<br>.
11c520	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 41 72 65 5f 6d 79 5f 47 50 49 4f 5f 62 72 6f 6b 65 6e 22	<h3><a.name="Are_my_GPIO_broken"
11c540	20 69 64 3d 22 41 72 65 5f 6d 79 5f 47 50 49 4f 5f 62 72 6f 6b 65 6e 22 3e 3c 2f 61 3e 41 72 65	.id="Are_my_GPIO_broken"></a>Are
11c560	20 6d 79 0a 47 50 49 4f 20 62 72 6f 6b 65 6e 3f 3c 2f 68 33 3e 0a 3c 70 3e 53 65 65 20 3c 61 20	.my.GPIO.broken?</h3>.<p>See.<a.
11c580	68 72 65 66 3d 22 23 48 61 76 65 5f 49 5f 66 72 69 65 64 5f 6d 79 5f 47 50 49 4f 22 3e 48 61 76	href="#Have_I_fried_my_GPIO">Hav
11c5a0	65 20 49 20 66 72 69 65 64 20 6d 79 0a 47 50 49 4f 3f 3c 2f 61 3e 3c 62 72 3e 3c 2f 70 3e 0a 3c	e.I.fried.my.GPIO?</a><br></p>.<
11c5c0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 41 75 64 69 6f 5f 69 73 5f 62 72 6f 6b 65 6e 22 20 69 64 3d	h3><a.name="Audio_is_broken".id=
11c5e0	22 41 75 64 69 6f 5f 69 73 5f 62 72 6f 6b 65 6e 22 3e 3c 2f 61 3e 41 75 64 69 6f 20 69 73 0a 62	"Audio_is_broken"></a>Audio.is.b
11c600	72 6f 6b 65 6e 3c 2f 68 33 3e 0a 3c 70 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 53 6f 75 6e	roken</h3>.<p>See.<a.href="#Soun
11c620	64 5f 69 73 6e 74 5f 77 6f 72 6b 69 6e 67 22 3e 53 6f 75 6e 64 20 69 73 6e 27 74 0a 77 6f 72 6b	d_isnt_working">Sound.isn't.work
11c640	69 6e 67 3c 2f 61 3e 3c 62 72 3e 3c 2f 70 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 61 6e	ing</a><br></p>.<h3><a.name="Can
11c660	74 5f 6c 6f 63 6b 5f 76 61 72 72 75 6e 70 69 67 70 69 6f 2e 70 69 64 22 20 69 64 3d 0a 22 43 61	t_lock_varrunpigpio.pid".id=."Ca
11c680	6e 74 5f 6c 6f 63 6b 5f 76 61 72 72 75 6e 70 69 67 70 69 6f 2e 70 69 64 22 3e 3c 2f 61 3e 43 61	nt_lock_varrunpigpio.pid"></a>Ca
11c6a0	6e c2 b4 74 20 6c 6f 63 6b 0a 2f 76 61 72 2f 72 75 6e 2f 70 69 67 70 69 6f 2e 70 69 64 3c 2f 68	n..t.lock./var/run/pigpio.pid</h
11c6c0	33 3e 0a 3c 70 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 0a 22 23 43 61 6e 74 5f 69 6e 69 74 69 61	3>.<p>See.<a.href=."#Cant_initia
11c6e0	6c 69 73 65 5f 70 69 67 70 69 6f 5f 6c 69 62 72 61 72 79 22 3e 43 61 6e c2 b4 74 5f 69 6e 69 74	lise_pigpio_library">Can..t_init
11c700	69 61 6c 69 73 65 5f 70 69 67 70 69 6f 5f 6c 69 62 72 61 72 79 3c 2f 61 3e 3c 62 72 3e 0a 3c 2f	ialise_pigpio_library</a><br>.</
11c720	70 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 61 6e 74 5f 69 6e 69 74 69 61 6c 69 73 65 5f	p>.<h3><a.name="Cant_initialise_
11c740	70 69 67 70 69 6f 5f 6c 69 62 72 61 72 79 22 20 69 64 3d 0a 22 43 61 6e 74 5f 69 6e 69 74 69 61	pigpio_library".id=."Cant_initia
11c760	6c 69 73 65 5f 70 69 67 70 69 6f 5f 6c 69 62 72 61 72 79 22 3e 3c 2f 61 3e 43 61 6e c2 b4 74 20	lise_pigpio_library"></a>Can..t.
11c780	69 6e 69 74 69 61 6c 69 73 65 20 70 69 67 70 69 6f 0a 6c 69 62 72 61 72 79 3c 2f 68 33 3e 0a 3c	initialise.pigpio.library</h3>.<
11c7a0	70 3e 54 68 69 73 20 6d 65 73 73 61 67 65 20 6d 65 61 6e 73 20 74 68 65 20 70 69 67 70 69 6f 20	p>This.message.means.the.pigpio.
11c7c0	64 61 65 6d 6f 6e 20 69 73 20 61 6c 72 65 61 64 79 20 72 75 6e 6e 69 6e 67 2e 3c 62 72 3e 3c 2f	daemon.is.already.running.<br></
11c7e0	70 3e 0a 3c 70 3e 54 68 65 20 64 65 66 61 75 6c 74 20 64 61 65 6d 6f 6e 20 69 73 20 63 61 6c 6c	p>.<p>The.default.daemon.is.call
11c800	65 64 20 70 69 67 70 69 6f 64 20 61 6e 64 20 6d 61 79 20 62 65 20 72 65 6d 6f 76 65 64 20 61 73	ed.pigpiod.and.may.be.removed.as
11c820	0a 66 6f 6c 6c 6f 77 73 2e 3c 62 72 3e 3c 2f 70 3e 0a 43 68 65 63 6b 20 74 68 61 74 20 69 74 20	.follows.<br></p>.Check.that.it.
11c840	69 73 20 72 75 6e 6e 69 6e 67 20 77 69 74 68 20 74 68 65 20 63 6f 6d 6d 61 6e 64 0a 3c 70 3e 3c	is.running.with.the.command.<p><
11c860	63 6f 64 65 3e 70 73 20 61 75 78 20 7c 20 67 72 65 70 20 70 69 67 70 69 6f 64 3c 2f 63 6f 64 65	code>ps.aux.|.grep.pigpiod</code
11c880	3e 3c 2f 70 3e 0a 3c 70 3e 4b 69 6c 6c 20 74 68 65 20 64 61 65 6d 6f 6e 20 77 69 74 68 3c 62 72	></p>.<p>Kill.the.daemon.with<br
11c8a0	3e 3c 2f 70 3e 0a 3c 70 3e 3c 63 6f 64 65 3e 73 75 64 6f 20 6b 69 6c 6c 61 6c 6c 20 70 69 67 70	></p>.<p><code>sudo.killall.pigp
11c8c0	69 6f 64 3c 2f 63 6f 64 65 3e 3c 2f 70 3e 0a 3c 70 3e 49 66 20 79 6f 75 72 20 6f 77 6e 20 70 72	iod</code></p>.<p>If.your.own.pr
11c8e0	6f 67 72 61 6d 20 69 73 20 61 63 74 69 6e 67 20 61 73 20 74 68 65 20 64 61 65 6d 6f 6e 20 69 74	ogram.is.acting.as.the.daemon.it
11c900	20 6d 61 79 20 62 65 20 72 65 6d 6f 76 65 64 20 61 73 0a 66 6f 6c 6c 6f 77 73 2e 3c 2f 70 3e 0a	.may.be.removed.as.follows.</p>.
11c920	3c 70 3e 46 69 6e 64 20 69 74 73 20 70 72 6f 63 65 73 73 20 69 64 20 28 3c 73 70 61 6e 20 73 74	<p>Find.its.process.id.(<span.st
11c940	79 6c 65 3d 0a 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61 6c 69 63 3b 22 3e 70 69 64 3c 2f	yle=."font-style:.italic;">pid</
11c960	73 70 61 6e 3e 29 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 3c 63 6f 64 65 3e 63 61 74 20 2f 76 61	span>).<br></p>.<p><code>cat./va
11c980	72 2f 72 75 6e 2f 70 69 67 70 69 6f 2e 70 69 64 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 2f 70 3e 0a	r/run/pigpio.pid</code><br></p>.
11c9a0	3c 70 3e 4b 69 6c 6c 20 74 68 65 20 70 72 6f 67 72 61 6d 20 77 69 74 68 3c 62 72 3e 3c 2f 70 3e	<p>Kill.the.program.with<br></p>
11c9c0	0a 3c 70 3e 3c 63 6f 64 65 3e 73 75 64 6f 20 6b 69 6c 6c 20 2d 39 20 3c 73 70 61 6e 20 73 74 79	.<p><code>sudo.kill.-9.<span.sty
11c9e0	6c 65 3d 0a 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61 6c 69 63 3b 22 3e 70 69 64 3c 2f 73	le=."font-style:.italic;">pid</s
11ca00	70 61 6e 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 2f 70 3e 0a 49 66 20 74 68 65 20 61 62 6f 76 65	pan></code><br></p>.If.the.above
11ca20	20 64 6f 65 73 6e 27 74 20 77 6f 72 6b 20 64 6f 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 61	.doesn't.work.do.the.following.a
11ca40	6e 64 20 74 72 79 20 73 74 61 72 74 69 6e 67 20 74 68 65 0a 64 61 65 6d 6f 6e 20 61 67 61 69 6e	nd.try.starting.the.daemon.again
11ca60	0a 3c 70 3e 3c 63 6f 64 65 3e 73 75 64 6f 20 72 6d 20 2f 76 61 72 2f 72 75 6e 2f 70 69 67 70 69	.<p><code>sudo.rm./var/run/pigpi
11ca80	6f 2e 70 69 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 2f 70 3e 0a 3c 70 3e 54 6f 20 73 74 61 72 74	o.pid<br></code></p>.<p>To.start
11caa0	20 74 68 65 20 64 61 65 6d 6f 6e 20 64 6f 3c 2f 70 3e 0a 3c 70 3e 3c 63 6f 64 65 3e 73 75 64 6f	.the.daemon.do</p>.<p><code>sudo
11cac0	20 70 69 67 70 69 6f 64 3c 2f 63 6f 64 65 3e 3c 2f 70 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	.pigpiod</code></p>.<h3><a.name=
11cae0	22 48 61 76 65 5f 49 5f 66 72 69 65 64 5f 6d 79 5f 47 50 49 4f 22 20 69 64 3d 0a 22 48 61 76 65	"Have_I_fried_my_GPIO".id=."Have
11cb00	5f 49 5f 66 72 69 65 64 5f 6d 79 5f 47 50 49 4f 22 3e 3c 2f 61 3e 48 61 76 65 20 49 20 66 72 69	_I_fried_my_GPIO"></a>Have.I.fri
11cb20	65 64 20 6d 79 20 47 50 49 4f 3f 3c 2f 68 33 3e 0a 3c 70 3e 49 66 20 79 6f 75 20 74 68 69 6e 6b	ed.my.GPIO?</h3>.<p>If.you.think
11cb40	20 79 6f 75 20 68 61 76 65 20 64 61 6d 61 67 65 64 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 47 50	.you.have.damaged.one.or.more.GP
11cb60	49 4f 20 79 6f 75 20 63 61 6e 20 63 61 72 72 79 20 6f 75 74 0a 61 20 64 69 61 67 6e 6f 73 74 69	IO.you.can.carry.out.a.diagnosti
11cb80	63 20 74 65 73 74 2e 3c 2f 70 3e 0a 3c 70 3e 54 68 65 20 74 65 73 74 20 69 73 20 61 20 63 6f 6d	c.test.</p>.<p>The.test.is.a.com
11cba0	6d 61 6e 64 20 6c 69 6e 65 20 73 63 72 69 70 74 20 63 61 6c 6c 65 64 20 3c 61 20 72 65 6c 3d 22	mand.line.script.called.<a.rel="
11cbc0	6e 6f 66 6f 6c 6c 6f 77 22 0a 63 6c 61 73 73 3d 22 65 78 74 65 72 6e 61 6c 20 74 65 78 74 22 20	nofollow".class="external.text".
11cbe0	68 72 65 66 3d 0a 22 68 74 74 70 3a 2f 2f 61 62 79 7a 2e 6d 65 2e 75 6b 2f 72 70 69 2f 70 69 67	href=."http://abyz.me.uk/rpi/pig
11cc00	70 69 6f 2f 63 6f 64 65 2f 67 70 69 6f 74 65 73 74 2e 7a 69 70 22 3e 67 70 69 6f 74 65 73 74 3c	pio/code/gpiotest.zip">gpiotest<
11cc20	2f 61 3e 3c 2f 70 3e 0a 46 6f 72 20 74 68 65 20 64 75 72 61 74 69 6f 6e 20 6f 66 20 74 68 65 20	/a></p>.For.the.duration.of.the.
11cc40	74 65 73 74 20 6e 6f 74 68 69 6e 67 20 6d 75 73 74 20 62 65 20 63 6f 6e 6e 65 63 74 65 64 20 74	test.nothing.must.be.connected.t
11cc60	6f 20 74 68 65 20 47 50 49 4f 0a 28 6e 6f 20 4c 45 44 73 2c 20 77 69 72 65 73 2c 20 72 69 62 62	o.the.GPIO.(no.LEDs,.wires,.ribb
11cc80	6f 6e 20 63 61 62 6c 65 73 20 65 74 63 2e 29 2e 0a 3c 70 3e 54 68 65 20 74 65 73 74 20 63 68 65	on.cables.etc.)..<p>The.test.che
11cca0	63 6b 73 20 74 68 61 74 20 65 61 63 68 20 47 50 49 4f 20 6d 61 79 20 62 65 20 72 65 61 64 20 61	cks.that.each.GPIO.may.be.read.a
11ccc0	6e 64 20 77 72 69 74 74 65 6e 20 61 6e 64 20 74 68 61 74 0a 74 68 65 20 69 6e 74 65 72 6e 61 6c	nd.written.and.that.the.internal
11cce0	20 72 65 73 69 73 74 6f 72 20 70 75 6c 6c 2d 75 70 73 20 61 6e 64 20 70 75 6c 6c 2d 64 6f 77 6e	.resistor.pull-ups.and.pull-down
11cd00	73 20 61 72 65 20 66 75 6e 63 74 69 6f 6e 61 6c 2e 3c 2f 70 3e 0a 3c 70 3e 41 20 3c 61 20 72 65	s.are.functional.</p>.<p>A.<a.re
11cd20	6c 3d 22 6e 6f 66 6f 6c 6c 6f 77 22 20 63 6c 61 73 73 3d 22 65 78 74 65 72 6e 61 6c 20 74 65 78	l="nofollow".class="external.tex
11cd40	74 22 20 68 72 65 66 3d 0a 22 68 74 74 70 73 3a 2f 2f 77 77 77 2e 79 6f 75 74 75 62 65 2e 63 6f	t".href=."https://www.youtube.co
11cd60	6d 2f 77 61 74 63 68 3f 76 3d 73 43 4a 46 4c 4b 57 61 78 48 6f 26 61 6d 70 3b 66 65 61 74 75 72	m/watch?v=sCJFLKWaxHo&amp;featur
11cd80	65 3d 79 6f 75 74 75 2e 62 65 22 3e 76 69 64 65 6f 3c 2f 61 3e 0a 73 68 6f 77 69 6e 67 20 77 68	e=youtu.be">video</a>.showing.wh
11cda0	61 74 20 68 61 70 70 65 6e 73 20 74 6f 20 74 68 65 20 47 50 49 4f 20 64 75 72 69 6e 67 20 61 20	at.happens.to.the.GPIO.during.a.
11cdc0	74 65 73 74 2e 3c 2f 70 3e 0a 3c 70 3e 41 20 74 65 73 74 20 77 69 74 68 20 61 6c 6c 20 47 50 49	test.</p>.<p>A.test.with.all.GPI
11cde0	4f 20 6f 6b 61 79 2e 3c 2f 70 3e 0a 3c 70 72 65 3e 54 68 69 73 20 70 72 6f 67 72 61 6d 20 63 68	O.okay.</p>.<pre>This.program.ch
11ce00	65 63 6b 73 20 74 68 65 20 50 69 27 73 20 28 75 73 65 72 29 20 67 70 69 6f 73 2e 0a 0a 54 68 65	ecks.the.Pi's.(user).gpios...The
11ce20	20 70 72 6f 67 72 61 6d 20 72 65 61 64 73 20 61 6e 64 20 77 72 69 74 65 73 20 61 6c 6c 20 74 68	.program.reads.and.writes.all.th
11ce40	65 20 67 70 69 6f 73 2e 20 20 4d 61 6b 65 20 73 75 72 65 20 4e 4f 54 48 49 4e 47 0a 69 73 20 63	e.gpios...Make.sure.NOTHING.is.c
11ce60	6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 67 70 69 6f 73 20 64 75 72 69 6e 67 20 74 68 69	onnected.to.the.gpios.during.thi
11ce80	73 20 74 65 73 74 2e 0a 0a 54 68 65 20 70 72 6f 67 72 61 6d 20 75 73 65 73 20 74 68 65 20 70 69	s.test...The.program.uses.the.pi
11cea0	67 70 69 6f 20 64 61 65 6d 6f 6e 20 77 68 69 63 68 20 6d 75 73 74 20 62 65 20 72 75 6e 6e 69 6e	gpio.daemon.which.must.be.runnin
11cec0	67 2e 0a 0a 54 6f 20 73 74 61 72 74 20 74 68 65 20 64 61 65 6d 6f 6e 20 75 73 65 20 74 68 65 20	g...To.start.the.daemon.use.the.
11cee0	63 6f 6d 6d 61 6e 64 20 73 75 64 6f 20 70 69 67 70 69 6f 64 2e 0a 0a 50 72 65 73 73 20 74 68 65	command.sudo.pigpiod...Press.the
11cf00	20 45 4e 54 45 52 20 6b 65 79 20 74 6f 20 63 6f 6e 74 69 6e 75 65 20 6f 72 20 63 74 72 6c 2d 43	.ENTER.key.to.continue.or.ctrl-C
11cf20	20 74 6f 20 61 62 6f 72 74 2e 2e 2e 0a 0a 54 65 73 74 69 6e 67 2e 2e 2e 0a 53 6b 69 70 70 65 64	.to.abort.....Testing....Skipped
11cf40	20 6e 6f 6e 2d 75 73 65 72 20 67 70 69 6f 73 3a 20 30 20 31 20 32 38 20 32 39 20 33 30 20 33 31	.non-user.gpios:.0.1.28.29.30.31
11cf60	20 0a 54 65 73 74 65 64 20 75 73 65 72 20 67 70 69 6f 73 3a 20 32 20 33 20 34 20 35 20 36 20 37	..Tested.user.gpios:.2.3.4.5.6.7
11cf80	20 38 20 39 20 31 30 20 31 31 20 31 32 20 31 33 20 31 34 20 31 35 20 31 36 20 31 37 20 31 38 3c	.8.9.10.11.12.13.14.15.16.17.18<
11cfa0	62 72 3e 20 31 39 20 32 30 20 32 31 20 32 32 20 32 33 20 32 34 20 32 35 20 32 36 20 32 37 20 0a	br>.19.20.21.22.23.24.25.26.27..
11cfc0	46 61 69 6c 65 64 20 75 73 65 72 20 67 70 69 6f 73 3a 20 4e 6f 6e 65 0a 3c 2f 70 72 65 3e 0a 3c	Failed.user.gpios:.None.</pre>.<
11cfe0	70 3e 41 20 74 65 73 74 20 73 68 6f 77 69 6e 67 20 66 61 69 6c 65 64 20 47 50 49 4f 00 00 00 eb	p>A.test.showing.failed.GPIO....
11d000	0a 0f a9 00 15 0e f1 00 0f f8 0f eb 0f e0 0f cf 0f bb 0f 93 0f 7f 0f 72 0f 6a 0f 61 0f 58 0f 4f	.......................r.j.a.X.O
11d020	0f 45 0f 3d 0f 31 0f 25 0f 1c 0f 10 0f 05 0e fd 0e f1 0e f1 00 00 00 00 00 00 00 00 00 00 00 00	.E.=.1.%........................
11d040	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d060	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d080	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d0a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d0c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d0e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d100	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d120	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d3e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d7a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d7c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d7e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d8a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d8c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d8e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d9a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d9c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11d9e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11da00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11da20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11da40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11da60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11da80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11daa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11db00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11db20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11db40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11db60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11db80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dbc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dbe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dc00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dc20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dc40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dc60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dc80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dcc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dce0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dd00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dd20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dd40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dd60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dd80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dda0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ddc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dde0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11de00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11de20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11de40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11de60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11de80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11dee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0b 03 1b 01 73 69 74 65 6d 61 70 09 07 03 13	.....................sitemap....
11df00	01 73 69 66 04 0a 03 19 01 70 79 74 68 6f 6e 11 0b 03 1b 01 70 69 73 63 6f 70 65 10 08 03 15 01	.sif.....python.....piscope.....
11df20	70 69 67 73 14 0b 03 1b 01 70 69 67 70 69 6f 64 02 0b 03 1b 01 70 69 67 32 76 63 64 06 07 03 13	pigs.....pigpiod.....pig2vcd....
11df40	01 70 69 66 05 09 03 17 01 70 64 69 66 32 15 08 03 15 01 70 64 69 66 13 08 03 15 01 6d 69 73 63	.pif.....pdif2.....pdif.....misc
11df60	12 08 03 17 09 69 6e 64 65 78 07 03 13 01 66 61 71 16 0c 03 1d 01 65 78 61 6d 70 6c 65 73 07 13	.....index....faq.....examples..
11df80	03 2b 01 65 78 5f 73 6f 6e 61 72 5f 72 61 6e 67 65 72 0c 15 03 2f 01 65 78 5f 72 6f 74 61 72 79	.+.ex_sonar_ranger.../.ex_rotary
11dfa0	5f 65 6e 63 6f 64 65 72 08 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 13 03 2b 01 65	_encoder.....................+.e
11dfc0	78 5f 6d 6f 74 6f 72 5f 73 68 69 65 6c 64 0e 10 03 25 01 65 78 5f 69 72 5f 72 65 6d 6f 74 65 0a	x_motor_shield...%.ex_ir_remote.
11dfe0	0a 03 19 01 65 78 5f 4c 44 52 0b 0c 03 1d 01 64 6f 77 6e 6c 6f 61 64 0d 07 03 13 01 63 69 66 03	....ex_LDR.....download.....cif.
11e000	00 00 00 00 00 00 00 48 00 00 00 0c 00 00 00 d6 00 00 00 91 00 00 00 da 00 00 00 8f 00 00 00 db	.......H........................
11e020	00 00 00 c3 00 00 00 92 00 00 00 90 00 00 00 8e 00 00 00 d2 00 00 00 bd 00 00 00 31 00 00 00 c4	...........................1....
11e040	00 00 00 bc 00 00 00 bb 00 00 00 b6 00 00 00 8c 00 00 00 8b 00 00 00 c1 00 00 00 c0 00 00 00 bf	................................
11e060	00 00 00 be 00 00 00 8a 00 00 00 c5 00 00 00 ca 00 00 00 cd 00 00 00 ce 00 00 00 cf 00 00 00 d0	................................
11e080	00 00 00 af 00 00 00 03 00 00 00 04 00 00 00 05 00 00 00 06 00 00 00 07 00 00 00 08 00 00 00 09	................................
11e0a0	00 00 00 0a 00 00 00 0b 00 00 00 a4 00 00 00 9c 00 00 00 9a 00 00 00 99 00 00 00 97 00 00 00 96	................................
11e0c0	00 00 00 95 00 00 00 94 00 00 00 93 00 00 00 d7 00 00 01 46 00 00 01 47 00 00 01 48 00 00 01 49	...................F...G...H...I
11e0e0	00 00 01 4a 00 00 01 4b 00 00 01 4c 00 00 01 4d 00 00 01 4e 00 00 01 4f 00 00 00 13 00 00 00 12	...J...K...L...M...N...O........
11e100	00 00 00 11 00 00 00 10 00 00 00 0f 00 00 00 0e 00 00 00 0d 00 00 00 14 00 00 00 15 00 00 00 16	................................
11e120	00 00 00 17 00 00 00 6e 00 00 00 ba 00 00 01 3e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	.......n.......>................
11e140	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e160	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e180	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e1a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e1c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e1e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e200	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e220	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e240	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e260	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e280	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e2a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e2c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e2e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e300	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e320	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e340	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e360	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e380	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e3a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e3c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e3e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e400	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e420	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e440	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e460	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e480	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e4a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e4c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e4e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e500	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e520	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e540	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e560	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e580	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e5a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e5c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e5e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e600	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e620	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e640	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e660	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e680	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e6a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e6c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e6e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e700	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e720	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e760	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e7a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e7c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e7e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e800	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e820	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e840	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e860	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e8a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e8c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e8e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e900	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e920	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e940	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e960	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e980	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e9a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e9c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11e9e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ea00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ea20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ea40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ea60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ea80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eaa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eac0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eae0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eb00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eb20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eb40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eb60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eb80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eba0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ebc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ebe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ec00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ec20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ec40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ec60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ec80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eca0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ecc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ece0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ed00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ed20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ed40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ed60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ed80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eda0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11edc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ede0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ee00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ee20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ee40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ee60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ee80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eea0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eec0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11eee0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ef00	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ef20	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ef40	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ef60	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11ef80	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11efa0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11efc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11efe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
11f000	00 00 01 26 72 6e 73 20 31 20 69 66 20 74 68 65 20 65 64 67 65 20 6f 63 63 75 72 72 65 64 2c 20	...&rns.1.if.the.edge.occurred,.
11f020	6f 74 68 65 72 77 69 73 65 20 30 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 73 63 5f 78 66	otherwise.0..<h3><a.name="bsc_xf
11f040	65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e	er"></a><a.href="#int"><small>in
11f060	74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 73 63 5f 78 66 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61	t</small></a>.bsc_xfer<small>(<a
11f080	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	.href="#int">int</a>.<a.href="#p
11f0a0	69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 62 73 63 5f 78 66 65 72 5f 74 22	i">pi</a>,.<a.href="#bsc_xfer_t"
11f0c0	3e 62 73 63 5f 78 66 65 72 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 73 63 78 66	>bsc_xfer_t</a>.<a.href="#*bscxf
11f0e0	65 72 22 3e 2a 62 73 63 78 66 65 72 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	er">*bscxfer</a>)</small></h3>.T
11f100	68 69 73 20 66 75 6e 63 74 69 6f 6e 20 70 72 6f 76 69 64 65 73 20 61 20 6c 6f 77 2d 6c 65 76 65	his.function.provides.a.low-leve
11f120	6c 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 74 68 65 20 53 50 49 2f 49 32 43 20 53 6c 61 76 65	l.interface.to.the.SPI/I2C.Slave
11f140	0a 70 65 72 69 70 68 65 72 61 6c 20 6f 6e 20 74 68 65 20 42 43 4d 20 63 68 69 70 2e 0a 3c 62 72	.peripheral.on.the.BCM.chip..<br
11f160	3e 3c 62 72 3e 54 68 69 73 20 70 65 72 69 70 68 65 72 61 6c 20 61 6c 6c 6f 77 73 20 74 68 65 20	><br>This.peripheral.allows.the.
11f180	50 69 20 74 6f 20 61 63 74 20 61 73 20 61 20 68 61 72 64 77 61 72 65 20 73 6c 61 76 65 20 64 65	Pi.to.act.as.a.hardware.slave.de
11f1a0	76 69 63 65 0a 6f 6e 20 61 6e 20 49 32 43 20 6f 72 20 53 50 49 20 62 75 73 2e 0a 3c 62 72 3e 3c	vice.on.an.I2C.or.SPI.bus..<br><
11f1c0	62 72 3e 54 68 69 73 20 69 73 20 6e 6f 74 20 61 20 62 69 74 20 62 61 6e 67 20 76 65 72 73 69 6f	br>This.is.not.a.bit.bang.versio
11f1e0	6e 20 61 6e 64 20 61 73 20 73 75 63 68 20 69 73 20 4f 53 20 74 69 6d 69 6e 67 0a 69 6e 64 65 70	n.and.as.such.is.OS.timing.indep
11f200	65 6e 64 65 6e 74 2e 20 54 68 65 20 62 75 73 20 74 69 6d 69 6e 67 20 69 73 20 68 61 6e 64 6c 65	endent..The.bus.timing.is.handle
11f220	64 20 64 69 72 65 63 74 6c 79 20 62 79 20 74 68 65 20 63 68 69 70 2e 0a 3c 62 72 3e 3c 62 72 3e	d.directly.by.the.chip..<br><br>
11f240	54 68 65 20 6f 75 74 70 75 74 20 70 72 6f 63 65 73 73 20 69 73 20 73 69 6d 70 6c 65 2e 20 59 6f	The.output.process.is.simple..Yo
11f260	75 20 73 69 6d 70 6c 79 20 61 70 70 65 6e 64 20 64 61 74 61 20 74 6f 20 74 68 65 20 46 49 46 4f	u.simply.append.data.to.the.FIFO
11f280	0a 62 75 66 66 65 72 20 6f 6e 20 74 68 65 20 63 68 69 70 2e 20 20 54 68 69 73 20 77 6f 72 6b 73	.buffer.on.the.chip...This.works
11f2a0	20 6c 69 6b 65 20 61 20 71 75 65 75 65 2c 20 79 6f 75 20 61 64 64 20 64 61 74 61 20 74 6f 20 74	.like.a.queue,.you.add.data.to.t
11f2c0	68 65 0a 71 75 65 75 65 20 61 6e 64 20 74 68 65 20 6d 61 73 74 65 72 20 72 65 6d 6f 76 65 73 20	he.queue.and.the.master.removes.
11f2e0	69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 49 20 63 61 6e 27 74 20 67 65 74 20 53 50 49 20 74 6f 20 77	it..<br><br>I.can't.get.SPI.to.w
11f300	6f 72 6b 20 70 72 6f 70 65 72 6c 79 2e 20 20 49 20 74 72 69 65 64 20 77 69 74 68 20 61 0a 63 6f	ork.properly...I.tried.with.a.co
11f320	6e 74 72 6f 6c 20 77 6f 72 64 20 6f 66 20 30 78 33 30 33 20 61 6e 64 20 73 77 61 70 70 65 64 20	ntrol.word.of.0x303.and.swapped.
11f340	4d 49 53 4f 20 61 6e 64 20 4d 4f 53 49 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74	MISO.and.MOSI..<br><br>The.funct
11f360	69 6f 6e 20 73 65 74 73 20 74 68 65 20 42 53 43 20 6d 6f 64 65 2c 20 77 72 69 74 65 73 20 61 6e	ion.sets.the.BSC.mode,.writes.an
11f380	79 20 64 61 74 61 20 69 6e 0a 74 68 65 20 74 72 61 6e 73 6d 69 74 20 62 75 66 66 65 72 20 74 6f	y.data.in.the.transmit.buffer.to
11f3a0	20 74 68 65 20 42 53 43 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 2c 20 61 6e 64 0a 63 6f 70 69	.the.BSC.transmit.FIFO,.and.copi
11f3c0	65 73 20 61 6e 79 20 64 61 74 61 20 69 6e 20 74 68 65 20 42 53 43 20 72 65 63 65 69 76 65 20 46	es.any.data.in.the.BSC.receive.F
11f3e0	49 46 4f 20 74 6f 20 74 68 65 0a 72 65 63 65 69 76 65 20 62 75 66 66 65 72 2e 0a 3c 62 72 3e 3c	IFO.to.the.receive.buffer..<br><
11f400	62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	br><code>&nbsp;&nbsp;&nbsp;&nbsp
11f420	3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26	;&nbsp;pi:&nbsp;&gt;=0&nbsp;(as&
11f440	6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72	nbsp;returned&nbsp;by&nbsp;<a.hr
11f460	65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c	ef="#pigpio_start">pigpio_start<
11f480	2f 61 3e 29 2e 3c 62 72 3e 62 73 63 78 66 65 72 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 73 74	/a>).<br>bscxfer:&nbsp;a&nbsp;st
11f4a0	72 75 63 74 75 72 65 26 6e 62 73 70 3b 64 65 66 69 6e 69 6e 67 26 6e 62 73 70 3b 74 68 65 26 6e	ructure&nbsp;defining&nbsp;the&n
11f4c0	62 73 70 3b 74 72 61 6e 73 66 65 72 2e 3c 62 72 3e 3c 62 72 3e 74 79 70 65 64 65 66 26 6e 62 73	bsp;transfer.<br><br>typedef&nbs
11f4e0	70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;struct<br>{<br>&nbsp;&nbsp;&nb
11f500	73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 63 6f 6e 74 72 6f 6c 3b 26 6e 62 73 70 3b 26	sp;uint32_t&nbsp;control;&nbsp;&
11f520	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
11f540	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 57 72 69	sp;&nbsp;&nbsp;&nbsp;//&nbsp;Wri
11f560	74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70	te<br>&nbsp;&nbsp;&nbsp;int&nbsp
11f580	3b 72 78 43 6e 74 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;rxCnt;&nbsp;&nbsp;&nbsp;&nbsp;&
11f5a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
11f5c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
11f5e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70 3b 6f	;&nbsp;&nbsp;//&nbsp;Read&nbsp;o
11f600	6e 6c 79 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62	nly<br>&nbsp;&nbsp;&nbsp;char&nb
11f620	73 70 3b 72 78 42 75 66 5b 42 53 43 5f 46 49 46 4f 5f 53 49 5a 45 5d 3b 26 6e 62 73 70 3b 2f 2f	sp;rxBuf[BSC_FIFO_SIZE];&nbsp;//
11f640	26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	&nbsp;Read&nbsp;only<br>&nbsp;&n
11f660	62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 74 78 43 6e 74 3b 26 6e 62 73 70 3b 26	bsp;&nbsp;int&nbsp;txCnt;&nbsp;&
11f680	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
11f6a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
11f6c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;/
11f6e0	2f 26 6e 62 73 70 3b 57 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	/&nbsp;Write<br>&nbsp;&nbsp;&nbs
11f700	70 3b 63 68 61 72 26 6e 62 73 70 3b 74 78 42 75 66 5b 42 53 43 5f 46 49 46 4f 5f 53 49 5a 45 5d	p;char&nbsp;txBuf[BSC_FIFO_SIZE]
11f720	3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 57 72 69 74 65 3c 62 72 3e 7d 26 6e 62 73 70 3b 62	;&nbsp;//&nbsp;Write<br>}&nbsp;b
11f740	73 63 5f 78 66 65 72 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 6f 20	sc_xfer_t;<br></code><br><br>To.
11f760	73 74 61 72 74 20 61 20 74 72 61 6e 73 66 65 72 20 73 65 74 20 63 6f 6e 74 72 6f 6c 20 28 73 65	start.a.transfer.set.control.(se
11f780	65 20 62 65 6c 6f 77 29 2c 20 63 6f 70 79 20 74 68 65 20 62 79 74 65 73 20 74 6f 0a 62 65 20 61	e.below),.copy.the.bytes.to.be.a
11f7a0	64 64 65 64 20 74 6f 20 74 68 65 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 20 28 69 66 20 61 6e	dded.to.the.transmit.FIFO.(if.an
11f7c0	79 29 20 74 6f 20 74 78 42 75 66 20 61 6e 64 20 73 65 74 20 74 78 43 6e 74 20 74 6f 0a 74 68 65	y).to.txBuf.and.set.txCnt.to.the
11f7e0	20 6e 75 6d 62 65 72 20 6f 66 20 63 6f 70 69 65 64 20 62 79 74 65 73 2e 0a 3c 62 72 3e 3c 62 72	.number.of.copied.bytes..<br><br
11f800	3e 55 70 6f 6e 20 72 65 74 75 72 6e 20 72 78 43 6e 74 20 77 69 6c 6c 20 62 65 20 73 65 74 20 74	>Upon.return.rxCnt.will.be.set.t
11f820	6f 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 72 65 63 65 69 76 65 64 20 62 79 74 65 73 20 70	o.the.number.of.received.bytes.p
11f840	6c 61 63 65 64 0a 69 6e 20 72 78 42 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75	laced.in.rxBuf..<br><br>The.retu
11f860	72 6e 65 64 20 66 75 6e 63 74 69 6f 6e 20 76 61 6c 75 65 20 69 73 20 74 68 65 20 73 74 61 74 75	rned.function.value.is.the.statu
11f880	73 20 6f 66 20 74 68 65 20 74 72 61 6e 73 66 65 72 20 28 73 65 65 20 62 65 6c 6f 77 29 2e 0a 3c	s.of.the.transfer.(see.below)..<
11f8a0	62 72 3e 3c 62 72 3e 49 66 20 74 68 65 72 65 20 77 61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65	br><br>If.there.was.an.error.the
11f8c0	20 73 74 61 74 75 73 20 77 69 6c 6c 20 62 65 20 6c 65 73 73 20 74 68 61 6e 20 7a 65 72 6f 0a 28	.status.will.be.less.than.zero.(
11f8e0	61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 20 74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29	and.will.contain.the.error.code)
11f900	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 77	..<br><br>The.most.significant.w
11f920	6f 72 64 20 6f 66 20 74 68 65 20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75 73 20 63 6f 6e 74 61	ord.of.the.returned.status.conta
11f940	69 6e 73 20 74 68 65 20 6e 75 6d 62 65 72 0a 6f 66 20 62 79 74 65 73 20 61 63 74 75 61 6c 6c 79	ins.the.number.of.bytes.actually
11f960	20 63 6f 70 69 65 64 20 66 72 6f 6d 20 74 78 42 75 66 20 74 6f 20 74 68 65 20 42 53 43 20 74 72	.copied.from.txBuf.to.the.BSC.tr
11f980	61 6e 73 6d 69 74 20 46 49 46 4f 20 28 6d 61 79 20 62 65 0a 6c 65 73 73 20 74 68 61 6e 20 72 65	ansmit.FIFO.(may.be.less.than.re
11f9a0	71 75 65 73 74 65 64 20 69 66 20 74 68 65 20 46 49 46 4f 20 61 6c 72 65 61 64 79 20 63 6f 6e 74	quested.if.the.FIFO.already.cont
11f9c0	61 69 6e 65 64 20 75 6e 74 72 61 6e 73 6d 69 74 74 65 64 20 64 61 74 61 29 2e 0a 3c 62 72 3e 3c	ained.untransmitted.data)..<br><
11f9e0	62 72 3e 4e 6f 74 65 20 74 68 61 74 20 74 68 65 20 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 73 65	br>Note.that.the.control.word.se
11fa00	74 73 20 74 68 65 20 42 53 43 20 6d 6f 64 65 2e 20 20 54 68 65 20 42 53 43 20 77 69 6c 6c 20 73	ts.the.BSC.mode...The.BSC.will.s
11fa20	74 61 79 20 69 6e 0a 74 68 61 74 20 6d 6f 64 65 20 75 6e 74 69 6c 20 61 20 64 69 66 66 65 72 65	tay.in.that.mode.until.a.differe
11fa40	6e 74 20 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 69 73 20 73 65 6e 74 2e 0a 3c 62 72 3e 3c 62 72	nt.control.word.is.sent..<br><br
11fa60	3e 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 6d 6f 64 65 6c 73 20 6f 74 68 65 72 20 74 68 61 6e	>GPIO.used.for.models.other.than
11fa80	20 74 68 6f 73 65 20 62 61 73 65 64 20 6f 6e 20 74 68 65 20 42 43 4d 32 37 31 31 2e 0a 3c 62 72	.those.based.on.the.BCM2711..<br
11faa0	3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69	><br><table.border="1".cellpaddi
11fac0	6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74	ng="2".cellspacing="2"><tbody><t
11fae0	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 3c 2f	r><td></td><td>SDA</td><td>SCL</
11fb00	74 64 3e 3c 74 64 3e 4d 4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74 64	td><td>MOSI</td><td>SCLK</td><td
11fb20	3e 4d 49 53 4f 3c 2f 74 64 3e 3c 74 64 3e 43 45 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	>MISO</td><td>CE</td></tr><tr><t
11fb40	64 3e 49 32 43 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e 31 39 3c 2f 74 64 3e	d>I2C</td><td>18</td><td>19</td>
11fb60	3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74	<td>-</td><td>-</td><td>-</td><t
11fb80	64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 50 49 3c 2f 74 64 3e 3c 74 64	d>-</td></tr><tr><td>SPI</td><td
11fba0	3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e	>-</td><td>-</td><td>18</td><td>
11fbc0	31 39 3c 2f 74 64 3e 3c 74 64 3e 32 30 3c 2f 74 64 3e 3c 74 64 3e 32 31 3c 2f 74 64 3e 3c 2f 74	19</td><td>20</td><td>21</td></t
11fbe0	72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 20 75	r></tbody></table><br><br>GPIO.u
11fc00	73 65 64 20 66 6f 72 20 6d 6f 64 65 6c 73 20 62 61 73 65 64 20 6f 6e 20 74 68 65 20 42 43 4d 32	sed.for.models.based.on.the.BCM2
11fc20	37 31 31 20 28 65 2e 67 2e 20 74 68 65 20 50 69 34 42 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61	711.(e.g..the.Pi4B)..<br><br><ta
11fc40	62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63	ble.border="1".cellpadding="2".c
11fc60	65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	ellspacing="2"><tbody><tr><td></
11fc80	74 64 3e 3c 74 64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 3c 2f 74 64 3e 3c 74 64 3e 4d	td><td>SDA</td><td>SCL</td><td>M
11fca0	4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74 64 3e 4d 49 53 4f 3c 2f 74	OSI</td><td>SCLK</td><td>MISO</t
11fcc0	64 3e 3c 74 64 3e 43 45 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 3c 2f 74	d><td>CE</td></tr><tr><td>I2C</t
11fce0	64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74	d><td>10</td><td>11</td><td>-</t
11fd00	64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e	d><td>-</td><td>-</td><td>-</td>
11fd20	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c	</tr><tr><td>SPI</td><td>-</td><
11fd40	74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f 74 64 3e 3c	td>-</td><td>10</td><td>11</td><
11fd60	74 64 3e 39 3c 2f 74 64 3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e	td>9</td><td>8</td></tr></tbody>
11fd80	3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 57 68 65 6e 20 61 20 7a 65 72 6f 20 63 6f 6e 74	</table><br><br>When.a.zero.cont
11fda0	72 6f 6c 20 77 6f 72 64 20 69 73 20 72 65 63 65 69 76 65 64 20 74 68 65 20 75 73 65 64 20 47 50	rol.word.is.received.the.used.GP
11fdc0	49 4f 20 77 69 6c 6c 20 62 65 20 72 65 73 65 74 0a 74 6f 20 49 4e 50 55 54 20 6d 6f 64 65 2e 0a	IO.will.be.reset.to.INPUT.mode..
11fde0	3c 62 72 3e 3c 62 72 3e 63 6f 6e 74 72 6f 6c 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 74 68 65 20	<br><br>control.consists.of.the.
11fe00	66 6f 6c 6c 6f 77 69 6e 67 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 32	following.bits..<br><br><code>22
11fe20	26 6e 62 73 70 3b 32 31 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38	&nbsp;21&nbsp;20&nbsp;19&nbsp;18
11fe40	26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34	&nbsp;17&nbsp;16&nbsp;15&nbsp;14
11fe60	26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30	&nbsp;13&nbsp;12&nbsp;11&nbsp;10
11fe80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b	&nbsp;&nbsp;9&nbsp;&nbsp;8&nbsp;
11fea0	26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;7&nbsp;&nbsp;6&nbsp;&nbsp;
11fec0	35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70	5&nbsp;&nbsp;4&nbsp;&nbsp;3&nbsp
11fee0	3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;2&nbsp;&nbsp;1&nbsp;&nbsp
11ff00	3b 30 3c 62 72 3e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b	;0<br>&nbsp;a&nbsp;&nbsp;a&nbsp;
11ff20	26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;a&nbsp;&nbsp;a&nbsp;&nbsp;
11ff40	61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70	a&nbsp;&nbsp;a&nbsp;&nbsp;a&nbsp
11ff60	3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 49 54 26 6e 62	;&nbsp;-&nbsp;&nbsp;-&nbsp;IT&nb
11ff80	73 70 3b 48 43 26 6e 62 73 70 3b 54 46 26 6e 62 73 70 3b 49 52 26 6e 62 73 70 3b 52 45 26 6e 62	sp;HC&nbsp;TF&nbsp;IR&nbsp;RE&nb
11ffa0	73 70 3b 54 45 26 6e 62 73 70 3b 42 4b 26 6e 62 73 70 3b 45 43 26 6e 62 73 70 3b 45 53 26 6e 62	sp;TE&nbsp;BK&nbsp;EC&nbsp;ES&nb
11ffc0	73 70 3b 50 4c 26 6e 62 73 70 3b 50 48 26 6e 62 73 70 3b 49 32 26 6e 62 73 70 3b 53 50 26 6e 62	sp;PL&nbsp;PH&nbsp;I2&nbsp;SP&nb
11ffe0	73 70 3b 45 4e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 42 69 74 73 20 30 2d 31	sp;EN<br></code><br><br>Bits.0-1
120000	00 00 00 00 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d	....Ground</td>.<td.style="text-
120020	61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	align:.center;">-</td>.<td.style
120040	3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 35 3c 2f 74 64 3e 0a 3c	="text-align:.center;">25</td>.<
120060	74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32	td.style="text-align:.center;">2
120080	36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	6</td>.<td.style="text-align:.ce
1200a0	6e 74 65 72 3b 22 3e 37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	nter;">7</td>.<td.style="text-al
1200c0	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 43 45 31 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72	ign:.center;">CE1</td>.</tr>.<tr
1200e0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b	>.<td.style="text-align:.center;
120100	22 3e 49 44 5f 53 44 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	">ID_SD</td>.<td.style="text-ali
120120	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	gn:.center;">0</td>.<td.style="t
120140	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 37 3c 2f 74 64 3e 0a 3c 74 64 20	ext-align:.center;">27</td>.<td.
120160	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 38 3c 2f	style="text-align:.center;">28</
120180	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	td>.<td.style="text-align:.cente
1201a0	72 3b 22 3e 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	r;">1</td>.<td.style="text-align
1201c0	3a 20 63 65 6e 74 65 72 3b 22 3e 49 44 5f 53 43 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	:.center;">ID_SC</td>.</tr>.<tr>
1201e0	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
120200	3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	><br></td>.<td.style="text-align
120220	3a 20 63 65 6e 74 65 72 3b 22 3e 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78	:.center;">5</td>.<td.style="tex
120240	74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	t-align:.center;">29</td>.<td.st
120260	79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 30 3c 2f 74 64	yle="text-align:.center;">30</td
120280	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b	>.<td.style="text-align:.center;
1202a0	22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	">-</td>.<td.style="text-align:.
1202c0	63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a	center;">Ground</td>.</tr>.<tr>.
1202e0	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
120300	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	<br></td>.<td.style="text-align:
120320	20 63 65 6e 74 65 72 3b 22 3e 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74	.center;">6</td>.<td.style="text
120340	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	-align:.center;">31</td>.<td.sty
120360	6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 32 3c 2f 74 64 3e	le="text-align:.center;">32</td>
120380	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
1203a0	3e 31 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	>12</td>.<td.style="text-align:.
1203c0	63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74	center;"><br></td>.</tr>.<tr>.<t
1203e0	64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62	d.style="text-align:.center;"><b
120400	72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	r></td>.<td.style="text-align:.c
120420	65 6e 74 65 72 3b 22 3e 31 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d	enter;">13</td>.<td.style="text-
120440	61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	align:.center;">33</td>.<td.styl
120460	65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 34 3c 2f 74 64 3e 0a	e="text-align:.center;">34</td>.
120480	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
1204a0	2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	-</td>.<td.style="text-align:.ce
1204c0	6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74	nter;">Ground</td>.</tr>.<tr>.<t
1204e0	64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 6d 69	d.style="text-align:.center;">mi
120500	73 6f 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	so</td>.<td.style="text-align:.c
120520	65 6e 74 65 72 3b 22 3e 31 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d	enter;">19</td>.<td.style="text-
120540	61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	align:.center;">35</td>.<td.styl
120560	65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 36 3c 2f 74 64 3e 0a	e="text-align:.center;">36</td>.
120580	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
1205a0	31 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	16</td>.<td.style="text-align:.c
1205c0	65 6e 74 65 72 3b 22 3e 63 65 32 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20	enter;">ce2</td>.</tr>.<tr>.<td.
1205e0	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e	style="text-align:.center;"><br>
120600	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e	</td>.<td.style="text-align:.cen
120620	74 65 72 3b 22 3e 32 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	ter;">26</td>.<td.style="text-al
120640	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	ign:.center;">37</td>.<td.style=
120660	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 38 3c 2f 74 64 3e 0a 3c 74	"text-align:.center;">38</td>.<t
120680	64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 30	d.style="text-align:.center;">20
1206a0	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e	</td>.<td.style="text-align:.cen
1206c0	74 65 72 3b 22 3e 6d 6f 73 69 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73	ter;">mosi</td>.</tr>.<tr>.<td.s
1206e0	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e	tyle="text-align:.center;">Groun
120700	64 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	d</td>.<td.style="text-align:.ce
120720	6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	nter;">-</td>.<td.style="text-al
120740	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	ign:.center;">39</td>.<td.style=
120760	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 34 30 3c 2f 74 64 3e 0a 3c 74	"text-align:.center;">40</td>.<t
120780	64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 31	d.style="text-align:.center;">21
1207a0	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e	</td>.<td.style="text-align:.cen
1207c0	74 65 72 3b 22 3e 73 63 6c 6b 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 2f 74 62 6f 64 79 3e 0a 3c	ter;">sclk</td>.</tr>.</tbody>.<
1207e0	2f 74 61 62 6c 65 3e 0a 3c 62 72 3e 0a 3c 68 34 3e 3c 61 20 6e 61 6d 65 3d 22 43 4d 22 20 69 64	/table>.<br>.<h4><a.name="CM".id
120800	3d 22 43 4d 22 3e 3c 2f 61 3e 43 6f 6d 70 75 74 65 20 4d 6f 64 75 6c 65 3c 2f 68 34 3e 0a 3c 70	="CM"></a>Compute.Module</h4>.<p
120820	3e 41 6c 6c 20 35 34 20 47 50 49 4f 20 6d 61 79 20 62 65 20 70 68 79 73 69 63 61 6c 6c 79 20 61	>All.54.GPIO.may.be.physically.a
120840	63 63 65 73 73 65 64 2e 26 6e 62 73 70 3b 20 53 6f 6d 65 20 61 72 65 20 72 65 73 65 72 76 65 64	ccessed.&nbsp;.Some.are.reserved
120860	0a 66 6f 72 20 73 79 73 74 65 6d 20 75 73 65 20 2d 20 72 65 66 65 72 20 74 6f 20 74 68 65 20 43	.for.system.use.-.refer.to.the.C
120880	6f 6d 70 75 74 65 20 4d 6f 64 75 6c 65 20 64 6f 63 75 6d 65 6e 74 61 74 69 6f 6e 2e 3c 62 72 3e	ompute.Module.documentation.<br>
1208a0	3c 2f 70 3e 0a 3c 70 3e 4f 6e 6c 79 20 47 50 49 4f 20 30 2d 33 31 20 61 72 65 20 73 75 70 70 6f	</p>.<p>Only.GPIO.0-31.are.suppo
1208c0	72 74 65 64 20 66 6f 72 20 68 61 72 64 77 61 72 65 20 74 69 6d 65 64 20 73 61 6d 70 6c 69 6e 67	rted.for.hardware.timed.sampling
1208e0	2c 20 50 57 4d 2c 0a 73 65 72 76 6f 20 70 75 6c 73 65 73 2c 20 61 6c 65 72 74 20 63 61 6c 6c 62	,.PWM,.servo.pulses,.alert.callb
120900	61 63 6b 73 2c 20 77 61 76 65 73 2c 20 61 6e 64 20 73 6f 66 74 77 61 72 65 20 73 65 72 69 61 6c	acks,.waves,.and.software.serial
120920	0a 6c 69 6e 6b 73 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4f 74 68	.links.<br></p>.<h3><a.name="Oth
120940	65 72 5f 4c 61 6e 67 75 61 67 65 73 22 20 69 64 3d 22 4f 74 68 65 72 5f 4c 61 6e 67 75 61 67 65	er_Languages".id="Other_Language
120960	73 22 3e 3c 2f 61 3e 4f 74 68 65 72 0a 4c 61 6e 67 75 61 67 65 73 3c 2f 68 33 3e 0a 3c 70 3e 54	s"></a>Other.Languages</h3>.<p>T
120980	68 65 72 65 20 61 72 65 20 73 65 76 65 72 61 6c 20 74 68 69 72 64 20 70 61 72 74 79 20 70 72 6f	here.are.several.third.party.pro
1209a0	6a 65 63 74 73 20 77 68 69 63 68 20 70 72 6f 76 69 64 65 20 77 72 61 70 70 65 72 73 0a 66 6f 72	jects.which.provide.wrappers.for
1209c0	20 70 69 67 70 69 6f 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 70 3e 53 6f 6d 65 20 61 72 65 20 6c 69 73	.pigpio.<br></p>.<p>Some.are.lis
1209e0	74 65 64 20 68 65 72 65 3a 3c 62 72 3e 3c 2f 70 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 3c 61 20 68 72	ted.here:<br></p>.<ul>.<li><a.hr
120a00	65 66 3d 22 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 73 6b 76 61 6d 6d 65 2f 70	ef="https://github.com/skvamme/p
120a20	69 67 70 69 6f 22 3e 45 72 6c 61 6e 67 3c 2f 61 3e 0a 28 73 6b 76 61 6d 6d 65 29 3c 2f 6c 69 3e	igpio">Erlang</a>.(skvamme)</li>
120a40	0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 22 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d	.<li><a.href="https://github.com
120a60	2f 6d 61 74 74 6a 6c 65 77 69 73 2f 70 69 67 70 69 6f 6a 22 3e 4a 61 76 61 3c 2f 61 3e 20 4a 4e	/mattjlewis/pigpioj">Java</a>.JN
120a80	49 0a 77 72 61 70 70 65 72 20 61 72 6f 75 6e 64 20 74 68 65 20 70 69 67 70 69 6f 20 43 20 6c 69	I.wrapper.around.the.pigpio.C.li
120aa0	62 72 61 72 79 20 28 6d 61 74 74 6c 65 77 69 73 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72	brary.(mattlewis)</li>.<li><a.hr
120ac0	65 66 3d 22 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 6d 61 74 74 6a 6c 65 77 69	ef="https://github.com/mattjlewi
120ae0	73 2f 64 69 6f 7a 65 72 6f 22 3e 4a 61 76 61 3c 2f 61 3e 20 76 69 61 0a 64 69 6f 7a 65 72 6f 2c	s/diozero">Java</a>.via.diozero,
120b00	20 61 20 68 69 67 68 20 6c 65 76 65 6c 20 77 72 61 70 70 65 72 20 61 72 6f 75 6e 64 20 70 69 67	.a.high.level.wrapper.around.pig
120b20	70 69 6f 2c 20 50 69 34 4a 2c 20 77 69 72 69 6e 67 50 69 20 65 74 63 0a 28 6d 61 74 74 6c 65 77	pio,.Pi4J,.wiringPi.etc.(mattlew
120b40	69 73 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 22 68 74 74 70 73 3a 2f 2f 67 69	is)</li>.<li><a.href="https://gi
120b60	74 68 75 62 2e 63 6f 6d 2f 6e 6b 6f 6c 62 61 6e 2f 6a 70 69 67 70 69 6f 22 3e 4a 61 76 61 3c 2f	thub.com/nkolban/jpigpio">Java</
120b80	61 3e 0a 28 6e 6b 6f 6c 62 61 6e 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 0a 22	a>.(nkolban)</li>.<li><a.href=."
120ba0	68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 75 6e 6f 73 71 75 61 72 65 2f 70 69 67	https://github.com/unosquare/pig
120bc0	70 69 6f 2d 64 6f 74 6e 65 74 22 3e 2e 4e 45 54 2f 6d 6f 6e 6f 3c 2f 61 3e 0a 28 75 6e 6f 73 71	pio-dotnet">.NET/mono</a>.(unosq
120be0	75 61 72 65 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 22 68 74 74 70 73 3a 2f 2f	uare)</li>.<li><a.href="https://
120c00	67 69 74 68 75 62 2e 63 6f 6d 2f 66 69 76 64 69 2f 70 69 67 70 69 6f 22 3e 4e 6f 64 65 2e 6a 73	github.com/fivdi/pigpio">Node.js
120c20	3c 2f 61 3e 0a 41 20 77 72 61 70 70 65 72 20 66 6f 72 20 74 68 65 20 70 69 67 70 69 6f 20 43 20	</a>.A.wrapper.for.the.pigpio.C.
120c40	6c 69 62 72 61 72 79 20 28 66 69 76 64 69 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66	library.(fivdi)</li>.<li><a.href
120c60	3d 22 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 67 75 79 6d 63 73 77 61 69 6e 2f	="https://github.com/guymcswain/
120c80	70 69 67 70 69 6f 2d 63 6c 69 65 6e 74 22 3e 4e 6f 64 65 2e 6a 73 3c 2f 61 3e 0a 41 20 63 6c 69	pigpio-client">Node.js</a>.A.cli
120ca0	65 6e 74 20 66 6f 72 20 70 69 67 70 69 6f 20 73 6f 63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 20	ent.for.pigpio.socket.interface.
120cc0	28 67 75 79 6d 63 73 77 61 69 6e 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 22 68	(guymcswain)</li>.<li><a.href="h
120ce0	74 74 70 73 3a 2f 2f 6d 65 74 61 63 70 61 6e 2e 6f 72 67 2f 70 6f 64 2f 52 50 69 3a 3a 50 49 47	ttps://metacpan.org/pod/RPi::PIG
120d00	50 49 4f 22 3e 50 65 72 6c 3c 2f 61 3e 20 28 47 6c 69 67 61 6e 0a 43 61 6c 69 6e 20 48 6f 72 65	PIO">Perl</a>.(Gligan.Calin.Hore
120d20	61 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 0a 22 68 74 74 70 73 3a 2f 2f 67 69	a)</li>.<li><a.href=."https://gi
120d40	74 68 75 62 2e 63 6f 6d 2f 6e 61 6b 31 31 31 34 2f 72 75 62 79 2d 65 78 74 65 6e 73 69 6f 6e 2d	thub.com/nak1114/ruby-extension-
120d60	70 69 67 70 69 6f 22 3e 52 75 62 79 3c 2f 61 3e 0a 28 4e 61 6b 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e	pigpio">Ruby</a>.(Nak)</li>.<li>
120d80	3c 61 20 68 72 65 66 3d 0a 22 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 76 61 73	<a.href=."https://github.com/vas
120da0	6d 61 6c 6c 74 61 6c 6b 2f 70 69 67 70 69 6f 2d 76 61 73 74 22 3e 53 6d 61 6c 6c 74 61 6c 6b 3c	malltalk/pigpio-vast">Smalltalk<
120dc0	2f 61 3e 28 49 6e 73 74 61 6e 74 69 61 74 69 6f 6e 73 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20	/a>(Instantiations)</li>.<li><a.
120de0	68 72 65 66 3d 0a 22 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 55 42 6f 67 75 6e	href=."https://github.com/UBogun
120e00	2f 58 6f 6a 6f 2d 70 69 67 70 69 6f 22 3e 58 6f 6a 6f 3c 2f 61 3e 28 55 42 6f 67 75 6e 29 3c 2f	/Xojo-pigpio">Xojo</a>(UBogun)</
120e20	6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 0a 22 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62	li>.<li><a.href=."https://github
120e40	2e 63 6f 6d 2f 65 75 67 65 6e 65 64 61 6b 69 6e 2f 70 69 67 70 69 6f 2d 47 50 49 4f 22 3e 58 6f	.com/eugenedakin/pigpio-GPIO">Xo
120e60	6a 6f 3c 2f 61 3e 28 45 75 67 65 6e 65 20 44 61 6b 69 6e 29 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a	jo</a>(Eugene.Dakin)</li>.</ul>.
120e80	3c 68 72 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 30 30 25 3b 20 68 65 69 67 68 74 3a 20	<hr.style="width:.100%;.height:.
120ea0	32 70 78 3b 22 3e 0a 3c 70 3e 3c 66 6f 6e 74 20 73 69 7a 65 3d 22 2d 32 22 3e 54 68 65 20 50 57	2px;">.<p><font.size="-2">The.PW
120ec0	4d 20 61 6e 64 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 61 72 65 20 74 69 6d 65 64 20 75 73 69	M.and.servo.pulses.are.timed.usi
120ee0	6e 67 20 74 68 65 20 44 4d 41 0a 61 6e 64 20 50 57 4d 2f 50 43 4d 20 70 65 72 69 70 68 65 72 61	ng.the.DMA.and.PWM/PCM.periphera
120f00	6c 73 2e 26 6e 62 73 70 3b 20 54 68 69 73 20 75 73 65 20 77 61 73 20 69 6e 73 70 69 72 65 64 20	ls.&nbsp;.This.use.was.inspired.
120f20	62 79 20 52 69 63 68 61 72 64 0a 48 69 72 73 74 27 73 20 3c 61 20 68 72 65 66 3d 22 68 74 74 70	by.Richard.Hirst's.<a.href="http
120f40	73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 72 69 63 68 61 72 64 67 68 69 72 73 74 2f 50 69 42	s://github.com/richardghirst/PiB
120f60	69 74 73 22 20 74 61 72 67 65 74 3d 0a 22 5f 62 6c 61 6e 6b 22 3e 73 65 72 76 6f 62 6c 61 73 74	its".target=."_blank">servoblast
120f80	65 72 3c 2f 61 3e 20 6b 65 72 6e 65 6c 20 6d 6f 64 75 6c 65 2e 3c 2f 66 6f 6e 74 3e 3c 2f 70 3e	er</a>.kernel.module.</font></p>
120fa0	0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
120fc0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
120fe0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
121000	00 00 01 21 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 37 3c 2f 74 64 3e 0a	...!text-align:.center;">7</td>.
121020	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
121040	38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	8</td>.<td.style="text-align:.ce
121060	6e 74 65 72 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78	nter;">-<br></td>.<td.style="tex
121080	74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 2f	t-align:.center;">Ground</td>.</
1210a0	74 72 3e 0a 3c 2f 74 62 6f 64 79 3e 0a 3c 2f 74 61 62 6c 65 3e 0a 3c 62 72 3e 0a 3c 68 34 3e 3c	tr>.</tbody>.</table>.<br>.<h4><
1210c0	61 20 6e 61 6d 65 3d 22 54 79 70 65 5f 33 22 20 69 64 3d 22 54 79 70 65 5f 33 22 3e 3c 2f 61 3e	a.name="Type_3".id="Type_3"></a>
1210e0	54 79 70 65 20 33 20 2d 20 4d 6f 64 65 6c 20 41 2b 2c 20 42 2b 2c 20 50 69 0a 5a 65 72 6f 2c 20	Type.3.-.Model.A+,.B+,.Pi.Zero,.
121100	50 69 20 5a 65 72 6f 20 57 2c 20 50 69 32 42 2c 20 50 69 33 42 2c 20 50 69 34 42 3c 62 72 3e 3c	Pi.Zero.W,.Pi2B,.Pi3B,.Pi4B<br><
121120	2f 68 34 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 34 30 20 70 69 6e 20 65 78 70 61 6e 73 69 6f 6e 20 68	/h4>.<ul>.<li>40.pin.expansion.h
121140	65 61 64 65 72 20 28 4a 38 29 2e 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e	eader.(J8).</li>.</ul>.<ul>.<li>
121160	48 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 31 36 20	Hardware.revision.numbers.of.16.
121180	6f 72 20 67 72 65 61 74 65 72 2e 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e	or.greater.</li>.</ul>.<ul>.<li>
1211a0	55 73 65 72 20 47 50 49 4f 20 32 2d 32 37 20 28 30 20 61 6e 64 20 31 20 61 72 65 20 72 65 73 65	User.GPIO.2-27.(0.and.1.are.rese
1211c0	72 76 65 64 29 2e 3c 62 72 3e 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 74 61 62 6c 65 20 73 75 6d	rved).<br></li>.</ul>.<table.sum
1211e0	6d 61 72 79 3d 22 22 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 36 30 25 3b 20 74 65 78 74 2d	mary="".style="width:.60%;.text-
121200	61 6c 69 67 6e 3a 20 6c 65 66 74 3b 22 0a 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 30 22 20 63 65	align:.left;".cellspacing="0".ce
121220	6c 6c 70 61 64 64 69 6e 67 3d 22 30 22 20 62 6f 72 64 65 72 3d 22 30 22 3e 0a 3c 74 62 6f 64 79	llpadding="0".border="0">.<tbody
121240	3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67	>.<tr>.<td.style=."vertical-alig
121260	6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d	n:.top;.font-weight:.bold;.text-
121280	61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 0a 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73	align:.center;">.<br></td>.<td.s
1212a0	74 79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74	tyle=."vertical-align:.top;.font
1212c0	2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	-weight:.bold;.text-align:.cente
1212e0	72 3b 22 3e 0a 47 50 49 4f 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77	r;">.GPIO</td>.<td.style="font-w
121300	65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b	eight:.bold;.text-align:.center;
121320	22 3e 70 69 6e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68	">pin</td>.<td.style="font-weigh
121340	74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 70 69	t:.bold;.text-align:.center;">pi
121360	6e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67	n</td>.<td.style=."vertical-alig
121380	6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d	n:.top;.font-weight:.bold;.text-
1213a0	61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 0a 47 50 49 4f 3c 2f 74 64 3e 0a 3c 74 64 20 73	align:.center;">.GPIO</td>.<td.s
1213c0	74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c	tyle="font-weight:.bold;.text-al
1213e0	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74	ign:.center;"><br></td>.</tr>.<t
121400	72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	r>.<td.style="text-align:.center
121420	3b 22 3e 33 56 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67	;">3V3</td>.<td.style="text-alig
121440	6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	n:.center;">-</td>.<td.style="te
121460	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	xt-align:.center;">1</td>.<td.st
121480	79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 3c 2f 74 64 3e	yle="text-align:.center;">2</td>
1214a0	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
1214c0	3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	>-</td>.<td.style="text-align:.c
1214e0	65 6e 74 65 72 3b 22 3e 35 56 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73	enter;">5V</td>.</tr>.<tr>.<td.s
121500	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 53 44 41 3c 2f	tyle="text-align:.center;">SDA</
121520	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	td>.<td.style="text-align:.cente
121540	72 3b 22 3e 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	r;">2</td>.<td.style="text-align
121560	3a 20 63 65 6e 74 65 72 3b 22 3e 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78	:.center;">3</td>.<td.style="tex
121580	74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	t-align:.center;">4</td>.<td.sty
1215a0	6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a	le="text-align:.center;">-</td>.
1215c0	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
1215e0	35 56 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	5V</td>.</tr>.<tr>.<td.style="te
121600	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 53 43 4c 3c 2f 74 64 3e 0a 3c 74 64 20	xt-align:.center;">SCL</td>.<td.
121620	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 3c 2f 74	style="text-align:.center;">3</t
121640	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	d>.<td.style="text-align:.center
121660	3b 22 3e 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	;">5</td>.<td.style="text-align:
121680	20 63 65 6e 74 65 72 3b 22 3e 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74	.center;">6</td>.<td.style="text
1216a0	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	-align:.center;">-</td>.<td.styl
1216c0	65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f	e="text-align:.center;">Ground</
1216e0	74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	td>.</tr>.<tr>.<td.style="text-a
121700	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	lign:.center;"><br></td>.<td.sty
121720	6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 34 3c 2f 74 64 3e 0a	le="text-align:.center;">4</td>.
121740	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
121760	37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	7</td>.<td.style="text-align:.ce
121780	6e 74 65 72 3b 22 3e 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	nter;">8</td>.<td.style="text-al
1217a0	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	ign:.center;">14</td>.<td.style=
1217c0	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 54 58 44 3c 2f 74 64 3e 0a 3c	"text-align:.center;">TXD</td>.<
1217e0	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	/tr>.<tr>.<td.style="text-align:
121800	20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	.center;">Ground</td>.<td.style=
121820	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64	"text-align:.center;">-</td>.<td
121840	20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 39 3c 2f	.style="text-align:.center;">9</
121860	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	td>.<td.style="text-align:.cente
121880	72 3b 22 3e 31 30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67	r;">10</td>.<td.style="text-alig
1218a0	6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	n:.center;">15</td>.<td.style="t
1218c0	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 52 58 44 3c 2f 74 64 3e 0a 3c 2f 74	ext-align:.center;">RXD</td>.</t
1218e0	72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	r>.<tr>.<td.style="text-align:.c
121900	65 6e 74 65 72 3b 22 3e 63 65 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74	enter;">ce1</td>.<td.style="text
121920	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	-align:.center;">17</td>.<td.sty
121940	6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 31 3c 2f 74 64 3e	le="text-align:.center;">11</td>
121960	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
121980	3e 31 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	>12</td>.<td.style="text-align:.
1219a0	63 65 6e 74 65 72 3b 22 3e 31 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74	center;">18</td>.<td.style="text
1219c0	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 63 65 30 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a	-align:.center;">ce0</td>.</tr>.
1219e0	3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	<tr>.<td.style="text-align:.cent
121a00	65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	er;"><br></td>.<td.style="text-a
121a20	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	lign:.center;">27</td>.<td.style
121a40	3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 33 3c 2f 74 64 3e 0a 3c	="text-align:.center;">13</td>.<
121a60	74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31	td.style="text-align:.center;">1
121a80	34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	4</td>.<td.style="text-align:.ce
121aa0	6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	nter;">-</td>.<td.style="text-al
121ac0	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a	ign:.center;">Ground</td>.</tr>.
121ae0	3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	<tr>.<td.style="text-align:.cent
121b00	65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	er;"><br></td>.<td.style="text-a
121b20	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	lign:.center;">22</td>.<td.style
121b40	3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 35 3c 2f 74 64 3e 0a 3c	="text-align:.center;">15</td>.<
121b60	74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31	td.style="text-align:.center;">1
121b80	36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	6</td>.<td.style="text-align:.ce
121ba0	6e 74 65 72 3b 22 3e 32 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	nter;">23</td>.<td.style="text-a
121bc0	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c	lign:.center;"><br></td>.</tr>.<
121be0	74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	tr>.<td.style="text-align:.cente
121c00	72 3b 22 3e 33 56 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	r;">3V3</td>.<td.style="text-ali
121c20	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	gn:.center;">-<br></td>.<td.styl
121c40	65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 37 3c 2f 74 64 3e 0a	e="text-align:.center;">17</td>.
121c60	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
121c80	31 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	18</td>.<td.style="text-align:.c
121ca0	65 6e 74 65 72 3b 22 3e 32 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d	enter;">24</td>.<td.style="text-
121cc0	61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a	align:.center;"><br></td>.</tr>.
121ce0	3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	<tr>.<td.style="text-align:.cent
121d00	65 72 3b 22 3e 4d 4f 53 49 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	er;">MOSI</td>.<td.style="text-a
121d20	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	lign:.center;">10</td>.<td.style
121d40	3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 39 3c 2f 74 64 3e 0a 3c	="text-align:.center;">19</td>.<
121d60	74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32	td.style="text-align:.center;">2
121d80	30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	0</td>.<td.style="text-align:.ce
121da0	6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	nter;">-</td>.<td.style="text-al
121dc0	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a	ign:.center;">Ground</td>.</tr>.
121de0	3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	<tr>.<td.style="text-align:.cent
121e00	65 72 3b 22 3e 4d 49 53 4f 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	er;">MISO</td>.<td.style="text-a
121e20	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	lign:.center;">9</td>.<td.style=
121e40	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 31 3c 2f 74 64 3e 0a 3c 74	"text-align:.center;">21</td>.<t
121e60	64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 32	d.style="text-align:.center;">22
121e80	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e	</td>.<td.style="text-align:.cen
121ea0	74 65 72 3b 22 3e 32 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	ter;">25</td>.<td.style="text-al
121ec0	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74	ign:.center;"><br></td>.</tr>.<t
121ee0	72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	r>.<td.style="text-align:.center
121f00	3b 22 3e 53 43 4c 4b 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	;">SCLK</td>.<td.style="text-ali
121f20	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22	gn:.center;">11</td>.<td.style="
121f40	74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 33 3c 2f 74 64 3e 0a 3c 74 64	text-align:.center;">23</td>.<td
121f60	20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 34 3c	.style="text-align:.center;">24<
121f80	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	/td>.<td.style="text-align:.cent
121fa0	65 72 3b 22 3e 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67	er;">8</td>.<td.style="text-alig
121fc0	6e 3a 20 63 65 6e 74 65 72 3b 22 3e 43 45 30 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a	n:.center;">CE0</td>.</tr>.<tr>.
121fe0	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
122000	00 00 01 22 3a 20 63 65 6e 74 65 72 3b 22 3e 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	...":.center;">6</td>.<td.style=
122020	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64	"text-align:.center;">-</td>.<td
122040	20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f	.style="text-align:.center;">Gro
122060	75 6e 64 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	und</td>.</tr>.<tr>.<td.style="t
122080	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74	ext-align:.center;"><br></td>.<t
1220a0	64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 34 3c	d.style="text-align:.center;">4<
1220c0	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	/td>.<td.style="text-align:.cent
1220e0	65 72 3b 22 3e 37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67	er;">7</td>.<td.style="text-alig
122100	6e 3a 20 63 65 6e 74 65 72 3b 22 3e 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	n:.center;">8</td>.<td.style="te
122120	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 34 3c 2f 74 64 3e 0a 3c 74 64 20 73	xt-align:.center;">14</td>.<td.s
122140	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 54 58 44 3c 2f	tyle="text-align:.center;">TXD</
122160	74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	td>.</tr>.<tr>.<td.style="text-a
122180	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 74 64 20 73	lign:.center;">Ground</td>.<td.s
1221a0	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64	tyle="text-align:.center;">-</td
1221c0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b	>.<td.style="text-align:.center;
1221e0	22 3e 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	">9</td>.<td.style="text-align:.
122200	63 65 6e 74 65 72 3b 22 3e 31 30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74	center;">10</td>.<td.style="text
122220	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	-align:.center;">15</td>.<td.sty
122240	6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 52 58 44 3c 2f 74 64	le="text-align:.center;">RXD</td
122260	3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	>.</tr>.<tr>.<td.style="text-ali
122280	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 63 65 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	gn:.center;">ce1</td>.<td.style=
1222a0	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 37 3c 2f 74 64 3e 0a 3c 74	"text-align:.center;">17</td>.<t
1222c0	64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 31	d.style="text-align:.center;">11
1222e0	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e	</td>.<td.style="text-align:.cen
122300	74 65 72 3b 22 3e 31 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	ter;">12</td>.<td.style="text-al
122320	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	ign:.center;">18</td>.<td.style=
122340	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 63 65 30 3c 2f 74 64 3e 0a 3c	"text-align:.center;">ce0</td>.<
122360	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	/tr>.<tr>.<td.style="text-align:
122380	20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	.center;"><br></td>.<td.style="t
1223a0	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 37 3c 2f 74 64 3e 0a 3c 74 64 20	ext-align:.center;">27</td>.<td.
1223c0	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 33 3c 2f	style="text-align:.center;">13</
1223e0	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	td>.<td.style="text-align:.cente
122400	72 3b 22 3e 31 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67	r;">14</td>.<td.style="text-alig
122420	6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	n:.center;">-</td>.<td.style="te
122440	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c	xt-align:.center;">Ground</td>.<
122460	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	/tr>.<tr>.<td.style="text-align:
122480	20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	.center;"><br></td>.<td.style="t
1224a0	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 32 3c 2f 74 64 3e 0a 3c 74 64 20	ext-align:.center;">22</td>.<td.
1224c0	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 35 3c 2f	style="text-align:.center;">15</
1224e0	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	td>.<td.style="text-align:.cente
122500	72 3b 22 3e 31 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67	r;">16</td>.<td.style="text-alig
122520	6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	n:.center;">23</td>.<td.style="t
122540	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f	ext-align:.center;"><br></td>.</
122560	74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	tr>.<tr>.<td.style="text-align:.
122580	63 65 6e 74 65 72 3b 22 3e 33 56 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78	center;">3V3</td>.<td.style="tex
1225a0	74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64	t-align:.center;">-<br></td>.<td
1225c0	20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 37 3c	.style="text-align:.center;">17<
1225e0	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	/td>.<td.style="text-align:.cent
122600	65 72 3b 22 3e 31 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	er;">18</td>.<td.style="text-ali
122620	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22	gn:.center;">24</td>.<td.style="
122640	74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	text-align:.center;"><br></td>.<
122660	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	/tr>.<tr>.<td.style="text-align:
122680	20 63 65 6e 74 65 72 3b 22 3e 4d 4f 53 49 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	.center;">MOSI</td>.<td.style="t
1226a0	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 30 3c 2f 74 64 3e 0a 3c 74 64 20	ext-align:.center;">10</td>.<td.
1226c0	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 39 3c 2f	style="text-align:.center;">19</
1226e0	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	td>.<td.style="text-align:.cente
122700	72 3b 22 3e 32 30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67	r;">20</td>.<td.style="text-alig
122720	6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	n:.center;">-</td>.<td.style="te
122740	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c	xt-align:.center;">Ground</td>.<
122760	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	/tr>.<tr>.<td.style="text-align:
122780	20 63 65 6e 74 65 72 3b 22 3e 4d 49 53 4f 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	.center;">MISO</td>.<td.style="t
1227a0	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 39 3c 2f 74 64 3e 0a 3c 74 64 20 73	ext-align:.center;">9</td>.<td.s
1227c0	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 31 3c 2f 74	tyle="text-align:.center;">21</t
1227e0	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	d>.<td.style="text-align:.center
122800	3b 22 3e 32 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	;">22</td>.<td.style="text-align
122820	3a 20 63 65 6e 74 65 72 3b 22 3e 32 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	:.center;">25</td>.<td.style="te
122840	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74	xt-align:.center;"><br></td>.</t
122860	72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	r>.<tr>.<td.style="text-align:.c
122880	65 6e 74 65 72 3b 22 3e 53 43 4c 4b 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78	enter;">SCLK</td>.<td.style="tex
1228a0	74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	t-align:.center;">11</td>.<td.st
1228c0	79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 33 3c 2f 74 64	yle="text-align:.center;">23</td
1228e0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b	>.<td.style="text-align:.center;
122900	22 3e 32 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	">24</td>.<td.style="text-align:
122920	20 63 65 6e 74 65 72 3b 22 3e 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74	.center;">8</td>.<td.style="text
122940	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 43 45 30 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a	-align:.center;">CE0</td>.</tr>.
122960	3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	<tr>.<td.style="text-align:.cent
122980	65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74	er;">Ground</td>.<td.style="text
1229a0	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	-align:.center;">-</td>.<td.styl
1229c0	65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 35 3c 2f 74 64 3e 0a	e="text-align:.center;">25</td>.
1229e0	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
122a00	32 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	26</td>.<td.style="text-align:.c
122a20	65 6e 74 65 72 3b 22 3e 37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	enter;">7</td>.<td.style="text-a
122a40	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 43 45 31 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 2f	lign:.center;">CE1</td>.</tr>.</
122a60	74 62 6f 64 79 3e 0a 3c 2f 74 61 62 6c 65 3e 0a 3c 62 72 3e 0a 3c 74 61 62 6c 65 20 73 75 6d 6d	tbody>.</table>.<br>.<table.summ
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122ac0	6c 70 61 64 64 69 6e 67 3d 22 30 22 20 62 6f 72 64 65 72 3d 22 30 22 3e 0a 3c 74 62 6f 64 79 3e	lpadding="0".border="0">.<tbody>
122ae0	0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e	.<tr>.<td.style=."vertical-align
122b00	3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61	:.top;.font-weight:.bold;.text-a
122b20	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 0a 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	lign:.center;">.<br></td>.<td.st
122b40	79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d	yle=."vertical-align:.top;.font-
122b60	77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	weight:.bold;.text-align:.center
122b80	3b 22 3e 0a 47 50 49 4f 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65	;">.GPIO</td>.<td.style="font-we
122ba0	69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	ight:.bold;.text-align:.center;"
122bc0	3e 70 69 6e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74	>pin</td>.<td.style="font-weight
122be0	3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 70 69 6e	:.bold;.text-align:.center;">pin
122c00	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e	</td>.<td.style=."vertical-align
122c20	3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61	:.top;.font-weight:.bold;.text-a
122c40	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 0a 47 50 49 4f 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	lign:.center;">.GPIO</td>.<td.st
122c60	79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69	yle="font-weight:.bold;.text-ali
122c80	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72	gn:.center;"><br></td>.</tr>.<tr
122ca0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b	>.<td.style="text-align:.center;
122cc0	22 3e 35 56 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	">5V<br></td>.<td.style="text-al
122ce0	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22	ign:.center;">-</td>.<td.style="
122d00	74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 3c 2f 74 64 3e 0a 3c 74 64 20	text-align:.center;">1</td>.<td.
122d20	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 3c 2f 74	style="text-align:.center;">2</t
122d40	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	d>.<td.style="text-align:.center
122d60	3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	;">-</td>.<td.style="text-align:
122d80	20 63 65 6e 74 65 72 3b 22 3e 33 56 33 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74	.center;">3V3</td>.</tr>.<tr>.<t
122da0	64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 53 44	d.style="text-align:.center;">SD
122dc0	41 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	A<br></td>.<td.style="text-align
122de0	3a 20 63 65 6e 74 65 72 3b 22 3e 32 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	:.center;">28</td>.<td.style="te
122e00	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	xt-align:.center;">3</td>.<td.st
122e20	79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 34 3c 2f 74 64 3e	yle="text-align:.center;">4</td>
122e40	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
122e60	3e 32 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	>29</td>.<td.style="text-align:.
122e80	63 65 6e 74 65 72 3b 22 3e 53 43 4c 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64	center;">SCL</td>.</tr>.<tr>.<td
122ea0	20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72	.style="text-align:.center;"><br
122ec0	3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	></td>.<td.style="text-align:.ce
122ee0	6e 74 65 72 3b 22 3e 33 30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	nter;">30</td>.<td.style="text-a
122f00	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d	lign:.center;">5</td>.<td.style=
122f20	22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 36 3c 2f 74 64 3e 0a 3c 74 64	"text-align:.center;">6</td>.<td
122f40	20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 31 3c	.style="text-align:.center;">31<
122f60	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	/td>.<td.style="text-align:.cent
122f80	65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74	er;"><br></td>.</tr>.<tr>.<td.st
122fa0	79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64	yle="text-align:.center;">Ground
122fc0	3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	<br></td>.<td.style="text-align:
122fe0	20 63 65 6e 74 65 72 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22	.center;">-<br></td>.<td.style="
123000	00 00 01 23 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a	...#align:.center;">Ground</td>.
123020	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	</tr>.<tr>.<td.style="text-align
123040	3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22	:.center;"><br></td>.<td.style="
123060	74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 34 3c 2f 74 64 3e 0a 3c 74 64 20	text-align:.center;">4</td>.<td.
123080	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 37 3c 2f 74	style="text-align:.center;">7</t
1230a0	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	d>.<td.style="text-align:.center
1230c0	3b 22 3e 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	;">8</td>.<td.style="text-align:
1230e0	20 63 65 6e 74 65 72 3b 22 3e 31 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78	.center;">14</td>.<td.style="tex
123100	74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 54 58 44 3c 2f 74 64 3e 0a 3c 2f 74 72 3e	t-align:.center;">TXD</td>.</tr>
123120	0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e	.<tr>.<td.style="text-align:.cen
123140	74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78	ter;">Ground</td>.<td.style="tex
123160	74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	t-align:.center;">-</td>.<td.sty
123180	6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 39 3c 2f 74 64 3e 0a	le="text-align:.center;">9</td>.
1231a0	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
1231c0	31 30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	10</td>.<td.style="text-align:.c
1231e0	65 6e 74 65 72 3b 22 3e 31 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d	enter;">15</td>.<td.style="text-
123200	61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 52 58 44 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c	align:.center;">RXD</td>.</tr>.<
123220	74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	tr>.<td.style="text-align:.cente
123240	72 3b 22 3e 63 65 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	r;">ce1</td>.<td.style="text-ali
123260	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 37 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22	gn:.center;">17</td>.<td.style="
123280	74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 31 3c 2f 74 64 3e 0a 3c 74 64	text-align:.center;">11</td>.<td
1232a0	20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 32 3c	.style="text-align:.center;">12<
1232c0	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	/td>.<td.style="text-align:.cent
1232e0	65 72 3b 22 3e 31 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	er;">18</td>.<td.style="text-ali
123300	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 63 65 30 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	gn:.center;">ce0</td>.</tr>.<tr>
123320	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
123340	3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	><br></td>.<td.style="text-align
123360	3a 20 63 65 6e 74 65 72 3b 22 3e 32 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	:.center;">21</td>.<td.style="te
123380	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 33 3c 2f 74 64 3e 0a 3c 74 64 20 73	xt-align:.center;">13</td>.<td.s
1233a0	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 34 3c 2f 74	tyle="text-align:.center;">14</t
1233c0	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	d>.<td.style="text-align:.center
1233e0	3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	;">-</td>.<td.style="text-align:
123400	20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	.center;">Ground</td>.</tr>.<tr>
123420	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
123440	3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	><br></td>.<td.style="text-align
123460	3a 20 63 65 6e 74 65 72 3b 22 3e 32 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	:.center;">22</td>.<td.style="te
123480	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 35 3c 2f 74 64 3e 0a 3c 74 64 20 73	xt-align:.center;">15</td>.<td.s
1234a0	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 36 3c 2f 74	tyle="text-align:.center;">16</t
1234c0	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	d>.<td.style="text-align:.center
1234e0	3b 22 3e 32 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	;">23</td>.<td.style="text-align
123500	3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a	:.center;"><br></td>.</tr>.<tr>.
123520	3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	<td.style="text-align:.center;">
123540	33 56 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	3V3</td>.<td.style="text-align:.
123560	63 65 6e 74 65 72 3b 22 3e 2d 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	center;">-<br></td>.<td.style="t
123580	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 37 3c 2f 74 64 3e 0a 3c 74 64 20	ext-align:.center;">17</td>.<td.
1235a0	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 38 3c 2f	style="text-align:.center;">18</
1235c0	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	td>.<td.style="text-align:.cente
1235e0	72 3b 22 3e 32 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67	r;">24</td>.<td.style="text-alig
123600	6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	n:.center;"><br></td>.</tr>.<tr>
123620	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
123640	3e 4d 4f 53 49 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	>MOSI</td>.<td.style="text-align
123660	3a 20 63 65 6e 74 65 72 3b 22 3e 31 30 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	:.center;">10</td>.<td.style="te
123680	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 39 3c 2f 74 64 3e 0a 3c 74 64 20 73	xt-align:.center;">19</td>.<td.s
1236a0	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 30 3c 2f 74	tyle="text-align:.center;">20</t
1236c0	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	d>.<td.style="text-align:.center
1236e0	3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	;">-</td>.<td.style="text-align:
123700	20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75 6e 64 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e	.center;">Ground</td>.</tr>.<tr>
123720	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
123740	3e 4d 49 53 4f 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	>MISO</td>.<td.style="text-align
123760	3a 20 63 65 6e 74 65 72 3b 22 3e 39 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78	:.center;">9</td>.<td.style="tex
123780	74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	t-align:.center;">21</td>.<td.st
1237a0	79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 32 3c 2f 74 64	yle="text-align:.center;">22</td
1237c0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b	>.<td.style="text-align:.center;
1237e0	22 3e 32 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	">25</td>.<td.style="text-align:
123800	20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c	.center;"><br></td>.</tr>.<tr>.<
123820	74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 53	td.style="text-align:.center;">S
123840	43 4c 4b 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	CLK</td>.<td.style="text-align:.
123860	63 65 6e 74 65 72 3b 22 3e 31 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74	center;">11</td>.<td.style="text
123880	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	-align:.center;">23</td>.<td.sty
1238a0	6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 34 3c 2f 74 64 3e	le="text-align:.center;">24</td>
1238c0	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
1238e0	3e 38 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	>8</td>.<td.style="text-align:.c
123900	65 6e 74 65 72 3b 22 3e 43 45 30 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20	enter;">CE0</td>.</tr>.<tr>.<td.
123920	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 47 72 6f 75	style="text-align:.center;">Grou
123940	6e 64 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63	nd</td>.<td.style="text-align:.c
123960	65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	enter;">-</td>.<td.style="text-a
123980	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	lign:.center;">25</td>.<td.style
1239a0	3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 36 3c 2f 74 64 3e 0a 3c	="text-align:.center;">26</td>.<
1239c0	74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 37	td.style="text-align:.center;">7
1239e0	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e	</td>.<td.style="text-align:.cen
123a00	74 65 72 3b 22 3e 43 45 31 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 2f 74 62 6f 64 79 3e 0a 3c 2f	ter;">CE1</td>.</tr>.</tbody>.</
123a20	74 61 62 6c 65 3e 0a 3c 62 72 3e 0a 3c 68 34 3e 3c 61 20 6e 61 6d 65 3d 22 54 79 70 65 5f 32 22	table>.<br>.<h4><a.name="Type_2"
123a40	20 69 64 3d 22 54 79 70 65 5f 32 22 3e 3c 2f 61 3e 54 79 70 65 20 32 20 2d 20 4d 6f 64 65 6c 20	.id="Type_2"></a>Type.2.-.Model.
123a60	41 2c 20 42 20 28 72 65 76 69 73 69 6f 6e 0a 32 29 3c 2f 68 34 3e 0a 32 36 20 70 69 6e 20 68 65	A,.B.(revision.2)</h4>.26.pin.he
123a80	61 64 65 72 20 28 50 31 29 20 61 6e 64 20 61 6e 20 61 64 64 69 74 69 6f 6e 61 6c 20 38 20 70 69	ader.(P1).and.an.additional.8.pi
123aa0	6e 20 68 65 61 64 65 72 20 28 50 35 29 2e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 48 61 72 64 77 61 72 65	n.header.(P5)..<ul>.<li>Hardware
123ac0	20 72 65 76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 34 2c 20 35 2c 20 36 20 28 42 29	.revision.numbers.of.4,.5,.6.(B)
123ae0	2c 20 37 2c 20 38 2c 20 39 20 28 41 29 2c 20 61 6e 64 20 31 33 2c 0a 31 34 2c 20 31 35 20 28 42	,.7,.8,.9.(A),.and.13,.14,.15.(B
123b00	29 2e 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 55 73 65 72 20 47 50 49 4f	).</li>.</ul>.<ul>.<li>User.GPIO
123b20	20 32 2d 34 2c 20 37 2d 31 31 2c 20 31 34 2d 31 35 2c 20 31 37 2d 31 38 2c 20 32 32 2d 32 35 2c	.2-4,.7-11,.14-15,.17-18,.22-25,
123b40	20 32 37 2d 33 31 2e 3c 62 72 3e 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 74 61 62 6c 65 20 73 75	.27-31.<br></li>.</ul>.<table.su
123b60	6d 6d 61 72 79 3d 22 22 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 36 30 25 3b 20 74 65 78 74	mmary="".style="width:.60%;.text
123b80	2d 61 6c 69 67 6e 3a 20 6c 65 66 74 3b 22 0a 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 30 22 20 63	-align:.left;".cellspacing="0".c
123ba0	65 6c 6c 70 61 64 64 69 6e 67 3d 22 30 22 20 62 6f 72 64 65 72 3d 22 30 22 3e 0a 3c 74 62 6f 64	ellpadding="0".border="0">.<tbod
123bc0	79 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69	y>.<tr>.<td.style=."vertical-ali
123be0	67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74	gn:.top;.font-weight:.bold;.text
123c00	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 0a 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20	-align:.center;">.<br></td>.<td.
123c20	73 74 79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e	style=."vertical-align:.top;.fon
123c40	74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	t-weight:.bold;.text-align:.cent
123c60	65 72 3b 22 3e 0a 47 50 49 4f 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d	er;">.GPIO</td>.<td.style="font-
123c80	77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	weight:.bold;.text-align:.center
123ca0	3b 22 3e 70 69 6e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67	;">pin</td>.<td.style="font-weig
123cc0	68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 70	ht:.bold;.text-align:.center;">p
123ce0	69 6e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69	in</td>.<td.style=."vertical-ali
123d00	67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74	gn:.top;.font-weight:.bold;.text
123d20	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 0a 47 50 49 4f 3c 2f 74 64 3e 0a 3c 74 64 20	-align:.center;">.GPIO</td>.<td.
123d40	73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61	style="font-weight:.bold;.text-a
123d60	6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c	lign:.center;"><br></td>.</tr>.<
123d80	74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	tr>.<td.style="text-align:.cente
123da0	72 3b 22 3e 33 56 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	r;">3V3</td>.<td.style="text-ali
123dc0	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	gn:.center;">-</td>.<td.style="t
123de0	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 3c 2f 74 64 3e 0a 3c 74 64 20 73	ext-align:.center;">1</td>.<td.s
123e00	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 32 3c 2f 74 64	tyle="text-align:.center;">2</td
123e20	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b	>.<td.style="text-align:.center;
123e40	22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	">-</td>.<td.style="text-align:.
123e60	63 65 6e 74 65 72 3b 22 3e 35 56 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20	center;">5V</td>.</tr>.<tr>.<td.
123e80	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 53 44 41 3c	style="text-align:.center;">SDA<
123ea0	2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74	/td>.<td.style="text-align:.cent
123ec0	65 72 3b 22 3e 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67	er;">2</td>.<td.style="text-alig
123ee0	6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	n:.center;">3</td>.<td.style="te
123f00	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	xt-align:.center;">4</td>.<td.st
123f20	79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e	yle="text-align:.center;">-</td>
123f40	0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22	.<td.style="text-align:.center;"
123f60	3e 35 56 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	>5V</td>.</tr>.<tr>.<td.style="t
123f80	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 53 43 4c 3c 2f 74 64 3e 0a 3c 74 64	ext-align:.center;">SCL</td>.<td
123fa0	20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 3c 2f	.style="text-align:.center;">3</
123fc0	74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65	td>.<td.style="text-align:.cente
123fe0	72 3b 22 3e 35 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	r;">5</td>.<td.style="text-align
124000	00 00 00 00 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d	....----------------------------
124020	2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 3c 62 72 3e	----------------------------<br>
124040	0a 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 33 56 33 20 2d 2d 2d 2d 2d 20 4c 69	..<br>.&nbsp;&nbsp;.3V3.-----.Li
124060	67 68 74 20 44 65 70 65 6e 64 65 6e 74 20 52 65 73 69 73 74 6f 72 20 2d 2d 2b 2d 2d 20 43 61 70	ght.Dependent.Resistor.--+--.Cap
124080	61 63 69 74 6f 72 0a 2d 2d 2d 2d 2d 20 47 72 6f 75 6e 64 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e	acitor.-----.Ground<br>.&nbsp;&n
1240a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
1240c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1240e0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
124100	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
124120	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
124140	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
124160	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
124180	70 3b 0a 7c 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;.|<br>.&nbsp;&nbsp;&nbsp;&nbsp
1241a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
1241c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
1241e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
124200	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
124220	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
124240	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
124260	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 0a 2b 2d 2d 20 67 70 69 6f 3c 62 72 3e	;&nbsp;&nbsp;&nbsp;.+--.gpio<br>
124280	0a 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 20 63 63 20 2d 6f 20 4c 44 52 20 4c 44 52 2e	.<br>.<br>.&nbsp;.cc.-o.LDR.LDR.
1242a0	63 20 2d 6c 70 69 67 70 69 6f 20 2d 6c 70 74 68 72 65 61 64 20 2d 6c 72 74 3c 62 72 3e 0a 26 6e	c.-lpigpio.-lpthread.-lrt<br>.&n
1242c0	62 73 70 3b 20 73 75 64 6f 20 2e 2f 4c 44 52 3c 62 72 3e 0a 3c 62 72 3e 0a 2a 2f 3c 62 72 3e 0a	bsp;.sudo../LDR<br>.<br>.*/<br>.
1242e0	3c 62 72 3e 0a 23 64 65 66 69 6e 65 20 4c 44 52 20 31 38 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 2a 20	<br>.#define.LDR.18<br>.<br>./*.
124300	66 6f 72 77 61 72 64 20 64 65 63 6c 61 72 61 74 69 6f 6e 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a	forward.declaration.*/<br>.<br>.
124320	76 6f 69 64 20 61 6c 65 72 74 28 69 6e 74 20 70 69 6e 2c 20 69 6e 74 20 6c 65 76 65 6c 2c 20 75	void.alert(int.pin,.int.level,.u
124340	69 6e 74 33 32 5f 74 20 74 69 63 6b 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 69 6e 74 20 6d 61 69 6e	int32_t.tick);<br>.<br>.int.main
124360	20 28 69 6e 74 20 61 72 67 63 2c 20 63 68 61 72 20 2a 61 72 67 76 5b 5d 29 3c 62 72 3e 0a 7b 3c	.(int.argc,.char.*argv[])<br>.{<
124380	62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 67 70 69 6f 49 6e 69 74 69 61 6c	br>.&nbsp;&nbsp;.if.(gpioInitial
1243a0	69 73 65 28 29 26 6c 74 3b 30 29 20 72 65 74 75 72 6e 20 31 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26	ise()&lt;0).return.1;<br>.<br>.&
1243c0	6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 28 4c 44 52	nbsp;&nbsp;.gpioSetAlertFunc(LDR
1243e0	2c 20 61 6c 65 72 74 29 3b 20 2f 2a 20 63 61 6c 6c 20 61 6c 65 72 74 20 77 68 65 6e 20 4c 44 52	,.alert);./*.call.alert.when.LDR
124400	0a 63 68 61 6e 67 65 73 20 73 74 61 74 65 20 2a 2f 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73	.changes.state.*/<br>.&nbsp;&nbs
124420	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20	p;&nbsp;&nbsp;<br>.&nbsp;&nbsp;.
124440	77 68 69 6c 65 20 28 31 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e	while.(1)<br>.&nbsp;&nbsp;.{<br>
124460	0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20	.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.
124480	67 70 69 6f 53 65 74 4d 6f 64 65 28 4c 44 52 2c 20 50 49 5f 4f 55 54 50 55 54 29 3b 20 2f 2a 0a	gpioSetMode(LDR,.PI_OUTPUT);./*.
1244a0	64 72 61 69 6e 20 63 61 70 61 63 69 74 6f 72 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73	drain.capacitor.*/<br>.<br>.&nbs
1244c0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 57	p;&nbsp;&nbsp;&nbsp;&nbsp;.gpioW
1244e0	72 69 74 65 28 4c 44 52 2c 20 50 49 5f 4f 46 46 29 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73	rite(LDR,.PI_OFF);<br>.<br>.&nbs
124500	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70 69 6f 44	p;&nbsp;&nbsp;&nbsp;&nbsp;.gpioD
124520	65 6c 61 79 28 32 30 30 29 3b 20 2f 2a 20 35 30 20 6d 69 63 72 6f 73 20 69 73 0a 65 6e 6f 75 67	elay(200);./*.50.micros.is.enoug
124540	68 2c 20 32 30 30 20 69 73 20 6f 76 65 72 6b 69 6c 6c 20 2a 2f 3c 62 72 3e 0a 3c 62 72 3e 0a 26	h,.200.is.overkill.*/<br>.<br>.&
124560	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 67 70	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.gp
124580	69 6f 53 65 74 4d 6f 64 65 28 4c 44 52 2c 20 50 49 5f 49 4e 50 55 54 29 3b 20 2f 2a 20 73 74 61	ioSetMode(LDR,.PI_INPUT);./*.sta
1245a0	72 74 0a 63 61 70 61 63 69 74 6f 72 20 72 65 63 68 61 72 67 65 20 2a 2f 3c 62 72 3e 0a 3c 62 72	rt.capacitor.recharge.*/<br>.<br
1245c0	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	>.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1245e0	20 67 70 69 6f 44 65 6c 61 79 28 31 30 30 30 30 29 3b 20 2f 2a 20 6e 6f 6d 69 6e 61 6c 20 31 30	.gpioDelay(10000);./*.nominal.10
124600	30 0a 72 65 61 64 69 6e 67 73 20 70 65 72 20 73 65 63 6f 6e 64 20 2a 2f 3c 62 72 3e 0a 26 6e 62	0.readings.per.second.*/<br>.&nb
124620	73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;.}<br>.<br>.&nbsp;&nbsp
124640	3b 20 67 70 69 6f 54 65 72 6d 69 6e 61 74 65 28 29 3b 3c 62 72 3e 0a 7d 3c 62 72 3e 0a 3c 62 72	;.gpioTerminate();<br>.}<br>.<br
124660	3e 0a 76 6f 69 64 20 61 6c 65 72 74 28 69 6e 74 20 70 69 6e 2c 20 69 6e 74 20 6c 65 76 65 6c 2c	>.void.alert(int.pin,.int.level,
124680	20 75 69 6e 74 33 32 5f 74 20 74 69 63 6b 29 3c 62 72 3e 0a 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b	.uint32_t.tick)<br>.{<br>.&nbsp;
1246a0	26 6e 62 73 70 3b 20 73 74 61 74 69 63 20 75 69 6e 74 33 32 5f 74 20 69 6e 69 74 65 64 20 3d 20	&nbsp;.static.uint32_t.inited.=.
1246c0	30 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 73 74 61 74 69 63 20 75 69 6e 74 33	0;<br>.&nbsp;&nbsp;.static.uint3
1246e0	32 5f 74 20 6c 61 73 74 54 69 63 6b 2c 20 66 69 72 73 74 54 69 63 6b 3b 3c 62 72 3e 0a 3c 62 72	2_t.lastTick,.firstTick;<br>.<br
124700	3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 75 69 6e 74 33 32 5f 74 20 64 69 66 66 54 69 63 6b	>.&nbsp;&nbsp;.uint32_t.diffTick
124720	3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 69 6e 69 74	;<br>.<br>.&nbsp;&nbsp;.if.(init
124740	65 64 29 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70	ed)<br>.&nbsp;&nbsp;.{<br>.&nbsp
124760	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 64 69 66 66 54 69	;&nbsp;&nbsp;&nbsp;&nbsp;.diffTi
124780	63 6b 20 3d 20 74 69 63 6b 20 2d 20 6c 61 73 74 54 69 63 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b	ck.=.tick.-.lastTick;<br>.&nbsp;
1247a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 6c 61 73 74 54 69 63	&nbsp;&nbsp;&nbsp;&nbsp;.lastTic
1247c0	6b 20 3d 20 74 69 63 6b 3b 3c 62 72 3e 0a 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	k.=.tick;<br>.<br>.&nbsp;&nbsp;&
1247e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 66 20 28 6c 65 76 65 6c 20 3d 3d 20 31	nbsp;&nbsp;&nbsp;.if.(level.==.1
124800	29 20 70 72 69 6e 74 66 28 22 25 75 20 25 64 5c 20 22 2c 0a 74 69 63 6b 2d 66 69 72 73 74 54 69	).printf("%u.%d\.",.tick-firstTi
124820	63 6b 2c 20 64 69 66 66 54 69 63 6b 29 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20	ck,.diffTick);<br>.&nbsp;&nbsp;.
124840	7d 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 65 6c 73 65 3c 62 72 3e 0a 26 6e 62 73	}<br>.&nbsp;&nbsp;.else<br>.&nbs
124860	70 3b 26 6e 62 73 70 3b 20 7b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;&nbsp;.{<br>.&nbsp;&nbsp;&nbsp
124880	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 69 6e 69 74 65 64 20 3d 20 31 3b 3c 62 72 3e 0a 26 6e	;&nbsp;&nbsp;.inited.=.1;<br>.&n
1248a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 66 69 72	bsp;&nbsp;&nbsp;&nbsp;&nbsp;.fir
1248c0	73 74 54 69 63 6b 20 3d 20 74 69 63 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	stTick.=.tick;<br>.&nbsp;&nbsp;&
1248e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 6c 61 73 74 54 69 63 6b 20 3d 20 66 69 72	nbsp;&nbsp;&nbsp;.lastTick.=.fir
124900	73 74 54 69 63 6b 3b 3c 62 72 3e 0a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 20 7d 3c 62 72 3e 0a 7d	stTick;<br>.&nbsp;&nbsp;.}<br>.}
124920	3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 68 33 3e 42 55 49 4c 44 3c 2f 68 33 3e 0a 3c 63 6f 64 65	<br></code>.<h3>BUILD</h3>.<code
124940	3e 63 63 20 2d 6f 20 4c 44 52 20 4c 44 52 2e 63 20 2d 6c 70 69 67 70 69 6f 20 2d 6c 72 74 20 2d	>cc.-o.LDR.LDR.c.-lpigpio.-lrt.-
124960	6c 70 74 68 72 65 61 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 68 33 3e 52 55 4e 3c 2f 68 33 3e	lpthread<br></code>.<h3>RUN</h3>
124980	0a 3c 63 6f 64 65 3e 73 75 64 6f 20 2e 2f 4c 44 52 20 26 67 74 3b 4c 44 52 2e 64 61 74 20 26 61	.<code>sudo../LDR.&gt;LDR.dat.&a
1249a0	6d 70 3b 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 57 68 69 6c 65 20 74 68 65 20 70 72	mp;</code><br>.<br>.While.the.pr
1249c0	6f 67 72 61 6d 20 69 73 20 72 75 6e 6e 69 6e 67 20 79 6f 75 20 63 61 6e 20 63 61 70 74 75 72 65	ogram.is.running.you.can.capture
1249e0	20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 75 73 69 6e 67 20 74 68 65 0a 6e 6f 74 69 66 69 63 61	.the.waveform.using.the.notifica
124a00	74 69 6f 6e 20 66 65 61 74 75 72 65 20 62 75 69 6c 74 20 69 6e 20 74 6f 20 70 69 67 70 69 6f 2e	tion.feature.built.in.to.pigpio.
124a20	26 6e 62 73 70 3b 20 49 73 73 75 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 0a 63 6f 6d 6d 61	&nbsp;.Issue.the.following.comma
124a40	6e 64 73 20 6f 6e 20 74 68 65 20 50 69 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 63 6f 64 65 3e 70 69	nds.on.the.Pi.<br>.<br>.<code>pi
124a60	67 73 20 6e 6f 3c 62 72 3e 0a 70 69 67 32 76 63 64 26 6e 62 73 70 3b 20 26 6c 74 3b 2f 64 65 76	gs.no<br>.pig2vcd&nbsp;.&lt;/dev
124a80	2f 70 69 67 70 69 6f 30 20 26 67 74 3b 4c 44 52 2e 76 63 64 20 26 61 6d 70 3b 3c 62 72 3e 0a 70	/pigpio0.&gt;LDR.vcd.&amp;<br>.p
124aa0	69 67 73 20 6e 62 20 30 20 30 78 34 30 30 30 30 20 23 20 73 65 74 20 62 69 74 20 66 6f 72 20 67	igs.nb.0.0x40000.#.set.bit.for.g
124ac0	70 69 6f 20 31 38 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 70 3e 43 68 61 6e 67 65 20 74 68 65 20	pio.18<br></code>.<p>Change.the.
124ae0	6c 69 67 68 74 20 66 61 6c 6c 69 6e 67 20 6f 6e 20 74 68 65 20 4c 44 52 20 66 6f 72 20 61 20 66	light.falling.on.the.LDR.for.a.f
124b00	65 77 20 73 65 63 6f 6e 64 73 20 28 65 2e 67 2e 0a 73 68 69 6e 65 20 61 20 74 6f 72 63 68 20 6f	ew.seconds.(e.g..shine.a.torch.o
124b20	6e 20 69 74 20 6f 72 20 73 68 61 64 65 20 69 74 20 77 69 74 68 20 79 6f 75 72 20 68 61 6e 64 73	n.it.or.shade.it.with.your.hands
124b40	29 2e 3c 62 72 3e 3c 2f 70 3e 0a 3c 63 6f 64 65 3e 70 69 67 73 20 6e 63 20 30 3c 2f 63 6f 64 65	).<br></p>.<code>pigs.nc.0</code
124b60	3e 3c 62 72 3e 0a 3c 70 3e 54 68 65 20 66 69 6c 65 20 4c 44 52 2e 76 63 64 20 77 69 6c 6c 20 63	><br>.<p>The.file.LDR.vcd.will.c
124b80	6f 6e 74 61 69 6e 20 74 68 65 20 63 61 70 74 75 72 65 64 20 77 61 76 65 66 6f 72 6d 2c 20 77 68	ontain.the.captured.waveform,.wh
124ba0	69 63 68 20 63 61 6e 0a 62 65 20 76 69 65 77 65 64 20 75 73 69 6e 67 20 47 54 4b 57 61 76 65 2e	ich.can.be.viewed.using.GTKWave.
124bc0	3c 2f 70 3e 0a 3c 70 3e 4f 76 65 72 76 69 65 77 3c 2f 70 3e 0a 3c 69 6d 67 20 73 72 63 3d 22 69	</p>.<p>Overview</p>.<img.src="i
124be0	6d 61 67 65 73 2f 4c 44 52 2d 77 61 76 65 2d 31 2e 70 6e 67 22 20 73 74 79 6c 65 3d 0a 22 77 69	mages/LDR-wave-1.png".style=."wi
124c00	64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30 30 70 78 3b 22 20 61 6c 74 3d	dth:.600px;.height:.100px;".alt=
124c20	22 4c 44 52 20 77 61 76 65 66 6f 72 6d 20 31 22 3e 3c 62 72 3e 0a 3c 70 3e 52 65 61 64 69 6e 67	"LDR.waveform.1"><br>.<p>Reading
124c40	20 63 69 72 63 61 20 65 76 65 72 79 20 31 30 6d 73 3c 62 72 3e 3c 2f 70 3e 0a 3c 69 6d 67 20 73	.circa.every.10ms<br></p>.<img.s
124c60	72 63 3d 22 69 6d 61 67 65 73 2f 4c 44 52 2d 77 61 76 65 2d 32 2e 70 6e 67 22 20 73 74 79 6c 65	rc="images/LDR-wave-2.png".style
124c80	3d 0a 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30 30 70 78 3b 22	=."width:.600px;.height:.100px;"
124ca0	20 61 6c 74 3d 22 4c 44 52 20 77 61 76 65 66 6f 72 6d 20 32 22 3e 3c 62 72 3e 0a 3c 70 3e 4f 6e	.alt="LDR.waveform.2"><br>.<p>On
124cc0	65 20 72 65 61 64 69 6e 67 2c 20 63 69 72 63 61 20 34 30 30 75 73 3c 62 72 3e 3c 2f 70 3e 0a 3c	e.reading,.circa.400us<br></p>.<
124ce0	69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 4c 44 52 2d 77 61 76 65 2d 33 2e 70 6e 67 22 20	img.src="images/LDR-wave-3.png".
124d00	73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68 74 3a 20 31 30	style=."width:.600px;.height:.10
124d20	30 70 78 3b 22 20 61 6c 74 3d 22 4c 44 52 20 77 61 76 65 66 6f 72 6d 20 33 22 3e 3c 62 72 3e 0a	0px;".alt="LDR.waveform.3"><br>.
124d40	3c 70 3e 54 68 65 20 66 69 6c 65 20 4c 44 52 2e 64 61 74 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e	<p>The.file.LDR.dat.will.contain
124d60	20 70 61 69 72 73 20 6f 66 20 74 69 6d 65 73 74 61 6d 70 73 20 61 6e 64 20 72 65 63 68 61 72 67	.pairs.of.timestamps.and.recharg
124d80	65 0a 74 69 6d 65 20 28 69 6e 20 75 73 29 2e 26 6e 62 73 70 3b 20 54 68 65 20 66 6f 6c 6c 6f 77	e.time.(in.us).&nbsp;.The.follow
124da0	69 6e 67 26 6e 62 73 70 3b 20 73 63 72 69 70 74 20 77 69 6c 6c 20 63 6f 6e 76 65 72 74 20 74 68	ing&nbsp;.script.will.convert.th
124dc0	65 0a 74 69 6d 65 73 74 61 6d 70 73 20 69 6e 74 6f 20 73 65 63 6f 6e 64 73 2e 3c 73 70 61 6e 20	e.timestamps.into.seconds.<span.
124de0	73 74 79 6c 65 3d 0a 22 66 6f 6e 74 2d 73 74 79 6c 65 3a 20 69 74 61 6c 69 63 3b 22 3e 3c 62 72	style=."font-style:.italic;"><br
124e00	3e 3c 2f 73 70 61 6e 3e 3c 2f 70 3e 0a 3c 70 3e 3c 63 6f 64 65 3e 61 77 6b 20 27 7b 70 72 69 6e	></span></p>.<p><code>awk.'{prin
124e20	74 20 24 31 2f 31 30 30 30 30 30 30 2c 20 24 32 7d 27 20 4c 44 52 2e 64 61 74 0a 26 67 74 3b 4c	t.$1/1000000,.$2}'.LDR.dat.&gt;L
124e40	44 52 2d 73 65 63 73 2e 64 61 74 3c 2f 63 6f 64 65 3e 3c 2f 70 3e 0a 3c 70 3e 47 6e 75 70 6c 6f	DR-secs.dat</code></p>.<p>Gnuplo
124e60	74 20 69 73 20 61 20 75 73 65 66 75 6c 20 74 6f 6f 6c 20 74 6f 20 67 72 61 70 68 20 64 61 74 61	t.is.a.useful.tool.to.graph.data
124e80	2e 3c 62 72 3e 3c 2f 70 3e 0a 70 6c 6f 74 20 5b 31 34 3a 32 34 5d 20 27 4c 44 52 2d 73 65 63 73	.<br></p>.plot.[14:24].'LDR-secs
124ea0	2e 64 61 74 27 20 77 69 74 68 20 6c 69 6e 65 73 20 74 69 74 6c 65 20 27 4c 44 52 27 0a 3c 70 3e	.dat'.with.lines.title.'LDR'.<p>
124ec0	47 6e 75 70 6c 6f 74 20 72 65 61 64 69 6e 67 73 20 31 34 2d 32 34 20 73 65 63 6f 6e 64 73 3c 62	Gnuplot.readings.14-24.seconds<b
124ee0	72 3e 3c 2f 70 3e 0a 3c 70 3e 3c 69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 4c 44 52 2d 67	r></p>.<p><img.src="images/LDR-g
124f00	6e 75 70 2d 31 2e 70 6e 67 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b	nup-1.png".style=."width:.600px;
124f20	20 68 65 69 67 68 74 3a 20 33 32 31 70 78 3b 22 20 61 6c 74 3d 22 67 6e 75 70 6c 6f 74 20 31 22	.height:.321px;".alt="gnuplot.1"
124f40	3e 3c 2f 70 3e 0a 70 6c 6f 74 20 5b 31 38 3a 32 31 5d 20 27 4c 44 52 2d 73 65 63 73 2e 64 61 74	></p>.plot.[18:21].'LDR-secs.dat
124f60	27 20 77 69 74 68 20 6c 69 6e 65 73 20 74 69 74 6c 65 20 27 4c 44 52 27 3c 62 72 3e 0a 3c 62 72	'.with.lines.title.'LDR'<br>.<br
124f80	3e 0a 47 6e 75 70 6c 6f 74 20 72 65 61 64 69 6e 67 73 20 31 38 2d 32 31 20 73 65 63 6f 6e 64 73	>.Gnuplot.readings.18-21.seconds
124fa0	0a 3c 70 3e 3c 69 6d 67 20 73 72 63 3d 22 69 6d 61 67 65 73 2f 4c 44 52 2d 67 6e 75 70 2d 32 2e	.<p><img.src="images/LDR-gnup-2.
124fc0	70 6e 67 22 20 73 74 79 6c 65 3d 0a 22 77 69 64 74 68 3a 20 36 30 30 70 78 3b 20 68 65 69 67 68	png".style=."width:.600px;.heigh
124fe0	74 3a 20 33 32 31 70 78 3b 22 20 61 6c 74 3d 22 47 6e 75 70 6c 6f 74 20 32 22 3e 3c 2f 70 3e 0a	t:.321px;".alt="Gnuplot.2"></p>.
125000	00 00 01 27 33 20 61 72 65 20 63 6f 70 69 65 64 20 75 6e 63 68 61 6e 67 65 64 20 74 6f 20 74 68	...'3.are.copied.unchanged.to.th
125020	65 20 42 53 43 20 43 52 20 72 65 67 69 73 74 65 72 2e 20 20 53 65 65 0a 70 61 67 65 73 20 31 36	e.BSC.CR.register...See.pages.16
125040	33 2d 31 36 35 20 6f 66 20 74 68 65 20 42 72 6f 61 64 63 6f 6d 20 70 65 72 69 70 68 65 72 61 6c	3-165.of.the.Broadcom.peripheral
125060	73 20 64 6f 63 75 6d 65 6e 74 20 66 6f 72 20 66 75 6c 6c 0a 64 65 74 61 69 6c 73 2e 0a 3c 62 72	s.document.for.full.details..<br
125080	3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69	><br><table.border="1".cellpaddi
1250a0	6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74	ng="2".cellspacing="2"><tbody><t
1250c0	72 3e 3c 74 64 3e 61 61 61 61 61 61 61 3c 2f 74 64 3e 3c 74 64 3e 64 65 66 69 6e 65 73 20 74 68	r><td>aaaaaaa</td><td>defines.th
1250e0	65 20 49 32 43 20 73 6c 61 76 65 20 61 64 64 72 65 73 73 20 28 6f 6e 6c 79 20 72 65 6c 65 76 61	e.I2C.slave.address.(only.releva
125100	6e 74 20 69 6e 20 49 32 43 20 6d 6f 64 65 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	nt.in.I2C.mode)</td></tr><tr><td
125120	3e 49 54 3c 2f 74 64 3e 3c 74 64 3e 69 6e 76 65 72 74 20 74 72 61 6e 73 6d 69 74 20 73 74 61 74	>IT</td><td>invert.transmit.stat
125140	75 73 20 66 6c 61 67 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 48 43 3c 2f 74 64	us.flags</td></tr><tr><td>HC</td
125160	3e 3c 74 64 3e 65 6e 61 62 6c 65 20 68 6f 73 74 20 63 6f 6e 74 72 6f 6c 3c 2f 74 64 3e 3c 2f 74	><td>enable.host.control</td></t
125180	72 3e 3c 74 72 3e 3c 74 64 3e 54 46 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 74 65 73 74	r><tr><td>TF</td><td>enable.test
1251a0	20 46 49 46 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 52 3c 2f 74 64 3e 3c 74	.FIFO</td></tr><tr><td>IR</td><t
1251c0	64 3e 69 6e 76 65 72 74 20 72 65 63 65 69 76 65 20 73 74 61 74 75 73 20 66 6c 61 67 73 3c 2f 74	d>invert.receive.status.flags</t
1251e0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 45 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65	d></tr><tr><td>RE</td><td>enable
125200	20 72 65 63 65 69 76 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 45 3c 2f 74 64	.receive</td></tr><tr><td>TE</td
125220	3e 3c 74 64 3e 65 6e 61 62 6c 65 20 74 72 61 6e 73 6d 69 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	><td>enable.transmit</td></tr><t
125240	72 3e 3c 74 64 3e 42 4b 3c 2f 74 64 3e 3c 74 64 3e 61 62 6f 72 74 20 6f 70 65 72 61 74 69 6f 6e	r><td>BK</td><td>abort.operation
125260	20 61 6e 64 20 63 6c 65 61 72 20 46 49 46 4f 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	.and.clear.FIFOs</td></tr><tr><t
125280	64 3e 45 43 3c 2f 74 64 3e 3c 74 64 3e 73 65 6e 64 20 63 6f 6e 74 72 6f 6c 20 72 65 67 69 73 74	d>EC</td><td>send.control.regist
1252a0	65 72 20 61 73 20 66 69 72 73 74 20 49 32 43 20 62 79 74 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	er.as.first.I2C.byte</td></tr><t
1252c0	72 3e 3c 74 64 3e 45 53 3c 2f 74 64 3e 3c 74 64 3e 73 65 6e 64 20 73 74 61 74 75 73 20 72 65 67	r><td>ES</td><td>send.status.reg
1252e0	69 73 74 65 72 20 61 73 20 66 69 72 73 74 20 49 32 43 20 62 79 74 65 3c 2f 74 64 3e 3c 2f 74 72	ister.as.first.I2C.byte</td></tr
125300	3e 3c 74 72 3e 3c 74 64 3e 50 4c 3c 2f 74 64 3e 3c 74 64 3e 73 65 74 20 53 50 49 20 70 6f 6c 61	><tr><td>PL</td><td>set.SPI.pola
125320	72 69 74 79 20 68 69 67 68 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 48 3c 2f 74	rity.high</td></tr><tr><td>PH</t
125340	64 3e 3c 74 64 3e 73 65 74 20 53 50 49 20 70 68 61 73 65 20 68 69 67 68 3c 2f 74 64 3e 3c 2f 74	d><td>set.SPI.phase.high</td></t
125360	72 3e 3c 74 72 3e 3c 74 64 3e 49 32 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 49 32 43 20	r><tr><td>I2</td><td>enable.I2C.
125380	6d 6f 64 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 50 3c 2f 74 64 3e 3c 74 64	mode</td></tr><tr><td>SP</td><td
1253a0	3e 65 6e 61 62 6c 65 20 53 50 49 20 6d 6f 64 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	>enable.SPI.mode</td></tr><tr><t
1253c0	64 3e 45 4e 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 42 53 43 20 70 65 72 69 70 68 65 72	d>EN</td><td>enable.BSC.peripher
1253e0	61 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e	al</td></tr></tbody></table><br>
125400	3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75 73 20 68 61 73 20 74 68 65 20	<br>The.returned.status.has.the.
125420	66 6f 6c 6c 6f 77 69 6e 67 20 66 6f 72 6d 61 74 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32	following.format.<br><br><code>2
125440	30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31	0&nbsp;19&nbsp;18&nbsp;17&nbsp;1
125460	36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31	6&nbsp;15&nbsp;14&nbsp;13&nbsp;1
125480	32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e	2&nbsp;11&nbsp;10&nbsp;&nbsp;9&n
1254a0	62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;8&nbsp;&nbsp;7&nbsp;&n
1254c0	62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26	bsp;6&nbsp;&nbsp;5&nbsp;&nbsp;4&
1254e0	6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26	nbsp;&nbsp;3&nbsp;&nbsp;2&nbsp;&
125500	6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 53 26 6e	nbsp;1&nbsp;&nbsp;0<br>&nbsp;S&n
125520	62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;S&nbsp;&nbsp;S&nbsp;&n
125540	62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26	bsp;S&nbsp;&nbsp;S&nbsp;&nbsp;R&
125560	6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26	nbsp;&nbsp;R&nbsp;&nbsp;R&nbsp;&
125580	6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54	nbsp;R&nbsp;&nbsp;R&nbsp;&nbsp;T
1255a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b	&nbsp;&nbsp;T&nbsp;&nbsp;T&nbsp;
1255c0	26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 52 42 26 6e 62 73	&nbsp;T&nbsp;&nbsp;T&nbsp;RB&nbs
1255e0	70 3b 54 45 26 6e 62 73 70 3b 52 46 26 6e 62 73 70 3b 54 46 26 6e 62 73 70 3b 52 45 26 6e 62 73	p;TE&nbsp;RF&nbsp;TF&nbsp;RE&nbs
125600	70 3b 54 42 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 42 69 74 73 20 30 2d 31 35	p;TB<br></code><br><br>Bits.0-15
125620	20 61 72 65 20 63 6f 70 69 65 64 20 75 6e 63 68 61 6e 67 65 64 20 66 72 6f 6d 20 74 68 65 20 42	.are.copied.unchanged.from.the.B
125640	53 43 20 46 52 20 72 65 67 69 73 74 65 72 2e 20 20 53 65 65 0a 70 61 67 65 73 20 31 36 35 2d 31	SC.FR.register...See.pages.165-1
125660	36 36 20 6f 66 20 74 68 65 20 42 72 6f 61 64 63 6f 6d 20 70 65 72 69 70 68 65 72 61 6c 73 20 64	66.of.the.Broadcom.peripherals.d
125680	6f 63 75 6d 65 6e 74 20 66 6f 72 20 66 75 6c 6c 0a 64 65 74 61 69 6c 73 2e 0a 3c 62 72 3e 3c 62	ocument.for.full.details..<br><b
1256a0	72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d	r><table.border="1".cellpadding=
1256c0	22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c	"2".cellspacing="2"><tbody><tr><
1256e0	74 64 3e 53 53 53 53 53 3c 2f 74 64 3e 3c 74 64 3e 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73	td>SSSSS</td><td>number.of.bytes
125700	20 73 75 63 63 65 73 73 66 75 6c 6c 79 20 63 6f 70 69 65 64 20 74 6f 20 74 72 61 6e 73 6d 69 74	.successfully.copied.to.transmit
125720	20 46 49 46 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 52 52 52 52 3c 2f 74 64	.FIFO</td></tr><tr><td>RRRRR</td
125740	3e 3c 74 64 3e 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 69 6e 20 72 65 63 65 69 65 76 65	><td>number.of.bytes.in.receieve
125760	20 46 49 46 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 54 54 54 54 3c 2f 74 64	.FIFO</td></tr><tr><td>TTTTT</td
125780	3e 3c 74 64 3e 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 69 6e 20 74 72 61 6e 73 6d 69 74	><td>number.of.bytes.in.transmit
1257a0	20 46 49 46 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 42 3c 2f 74 64 3e 3c 74	.FIFO</td></tr><tr><td>RB</td><t
1257c0	64 3e 72 65 63 65 69 76 65 20 62 75 73 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	d>receive.busy</td></tr><tr><td>
1257e0	54 45 3c 2f 74 64 3e 3c 74 64 3e 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 20 65 6d 70 74 79 3c 2f	TE</td><td>transmit.FIFO.empty</
125800	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 46 3c 2f 74 64 3e 3c 74 64 3e 72 65 63 65 69	td></tr><tr><td>RF</td><td>recei
125820	76 65 20 46 49 46 4f 20 66 75 6c 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 46	ve.FIFO.full</td></tr><tr><td>TF
125840	3c 2f 74 64 3e 3c 74 64 3e 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 20 66 75 6c 6c 3c 2f 74 64 3e	</td><td>transmit.FIFO.full</td>
125860	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 45 3c 2f 74 64 3e 3c 74 64 3e 72 65 63 65 69 76 65 20	</tr><tr><td>RE</td><td>receive.
125880	46 49 46 4f 20 65 6d 70 74 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 42 3c 2f	FIFO.empty</td></tr><tr><td>TB</
1258a0	74 64 3e 3c 74 64 3e 74 72 61 6e 73 6d 69 74 20 62 75 73 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f	td><td>transmit.busy</td></tr></
1258c0	74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77	tbody></table><br><br>The.follow
1258e0	69 6e 67 20 65 78 61 6d 70 6c 65 20 73 68 6f 77 73 20 68 6f 77 20 74 6f 20 63 6f 6e 66 69 67 75	ing.example.shows.how.to.configu
125900	72 65 20 74 68 65 20 42 53 43 20 70 65 72 69 70 68 65 72 61 6c 20 61 73 0a 61 6e 20 49 32 43 20	re.the.BSC.peripheral.as.an.I2C.
125920	73 6c 61 76 65 20 77 69 74 68 20 61 64 64 72 65 73 73 20 30 78 31 33 20 61 6e 64 20 73 65 6e 64	slave.with.address.0x13.and.send
125940	20 66 6f 75 72 20 62 79 74 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	.four.bytes..<br><br><b><small>E
125960	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
125980	62 73 63 5f 78 66 65 72 5f 74 26 6e 62 73 70 3b 78 66 65 72 3b 3c 62 72 3e 3c 62 72 3e 78 66 65	bsc_xfer_t&nbsp;xfer;<br><br>xfe
1259a0	72 2e 63 6f 6e 74 72 6f 6c 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 28 30 78 31 33 26 6c 74 3b 26	r.control&nbsp;=&nbsp;(0x13&lt;&
1259c0	6c 74 3b 31 36 29 26 6e 62 73 70 3b 7c 26 6e 62 73 70 3b 30 78 33 30 35 3b 3c 62 72 3e 3c 62 72	lt;16)&nbsp;|&nbsp;0x305;<br><br
1259e0	3e 6d 65 6d 63 70 79 28 78 66 65 72 2e 74 78 42 75 66 2c 26 6e 62 73 70 3b 22 41 42 43 44 22 2c	>memcpy(xfer.txBuf,&nbsp;"ABCD",
125a00	26 6e 62 73 70 3b 34 29 3b 3c 62 72 3e 78 66 65 72 2e 74 78 43 6e 74 26 6e 62 73 70 3b 3d 26 6e	&nbsp;4);<br>xfer.txCnt&nbsp;=&n
125a20	62 73 70 3b 34 3b 3c 62 72 3e 3c 62 72 3e 73 74 61 74 75 73 26 6e 62 73 70 3b 3d 26 6e 62 73 70	bsp;4;<br><br>status&nbsp;=&nbsp
125a40	3b 62 73 63 5f 78 66 65 72 28 70 69 2c 26 6e 62 73 70 3b 26 78 66 65 72 29 3b 3c 62 72 3e 3c 62	;bsc_xfer(pi,&nbsp;&xfer);<br><b
125a60	72 3e 69 66 26 6e 62 73 70 3b 28 73 74 61 74 75 73 26 6e 62 73 70 3b 26 67 74 3b 3d 26 6e 62 73	r>if&nbsp;(status&nbsp;&gt;=&nbs
125a80	70 3b 30 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f	p;0)<br>{<br>&nbsp;&nbsp;&nbsp;/
125aa0	2f 26 6e 62 73 70 3b 70 72 6f 63 65 73 73 26 6e 62 73 70 3b 74 72 61 6e 73 66 65 72 3c 62 72 3e	/&nbsp;process&nbsp;transfer<br>
125ac0	7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 73 63 5f 69 32 63	}<br></code><h3><a.name="bsc_i2c
125ae0	22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c	"></a><a.href="#int"><small>int<
125b00	2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 62 73 63 5f 69 32 63 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72	/small></a>.bsc_i2c<small>(<a.hr
125b20	65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e	ef="#int">int</a>.<a.href="#pi">
125b40	70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c	pi</a>,.<a.href="#int">int</a>.<
125b60	61 20 68 72 65 66 3d 22 23 69 32 63 5f 61 64 64 72 22 3e 69 32 63 5f 61 64 64 72 3c 2f 61 3e 2c	a.href="#i2c_addr">i2c_addr</a>,
125b80	20 3c 61 20 68 72 65 66 3d 22 23 62 73 63 5f 78 66 65 72 5f 74 22 3e 62 73 63 5f 78 66 65 72 5f	.<a.href="#bsc_xfer_t">bsc_xfer_
125ba0	74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 2a 62 73 63 78 66 65 72 22 3e 2a 62 73 63 78 66	t</a>.<a.href="#*bscxfer">*bscxf
125bc0	65 72 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69	er</a>)</small></h3>.This.functi
125be0	6f 6e 20 61 6c 6c 6f 77 73 20 74 68 65 20 50 69 20 74 6f 20 61 63 74 20 61 73 20 61 20 73 6c 61	on.allows.the.Pi.to.act.as.a.sla
125c00	76 65 20 49 32 43 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63	ve.I2C.device..<br><br>This.func
125c20	74 69 6f 6e 20 69 73 20 6e 6f 74 20 61 76 61 69 6c 61 62 6c 65 20 6f 6e 20 74 68 65 20 42 43 4d	tion.is.not.available.on.the.BCM
125c40	32 37 31 31 20 28 65 2e 67 2e 61 73 0a 75 73 65 64 20 69 6e 20 74 68 65 20 50 69 34 42 29 2e 0a	2711.(e.g.as.used.in.the.Pi4B)..
125c60	3c 62 72 3e 3c 62 72 3e 54 68 65 20 64 61 74 61 20 62 79 74 65 73 20 28 69 66 20 61 6e 79 29 20	<br><br>The.data.bytes.(if.any).
125c80	61 72 65 20 77 72 69 74 74 65 6e 20 74 6f 20 74 68 65 20 42 53 43 20 74 72 61 6e 73 6d 69 74 0a	are.written.to.the.BSC.transmit.
125ca0	46 49 46 4f 20 61 6e 64 20 74 68 65 20 62 79 74 65 73 20 69 6e 20 74 68 65 20 42 53 43 20 72 65	FIFO.and.the.bytes.in.the.BSC.re
125cc0	63 65 69 76 65 20 46 49 46 4f 20 61 72 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72	ceive.FIFO.are.returned..<br><br
125ce0	3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	><code>&nbsp;&nbsp;&nbsp;&nbsp;&
125d00	6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b	nbsp;&nbsp;pi:&nbsp;&gt;=0&nbsp;
125d20	28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c	(as&nbsp;returned&nbsp;by&nbsp;<
125d40	61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74	a.href="#pigpio_start">pigpio_st
125d60	61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 69 32 63 5f 61 64 64 72 3a 26 6e 62 73 70 3b 30 2d 30 78	art</a>).<br>i2c_addr:&nbsp;0-0x
125d80	37 46 2e 3c 62 72 3e 26 6e 62 73 70 3b 62 73 63 78 66 65 72 3a 26 6e 62 73 70 3b 61 26 6e 62 73	7F.<br>&nbsp;bscxfer:&nbsp;a&nbs
125da0	70 3b 73 74 72 75 63 74 75 72 65 26 6e 62 73 70 3b 64 65 66 69 6e 69 6e 67 26 6e 62 73 70 3b 74	p;structure&nbsp;defining&nbsp;t
125dc0	68 65 26 6e 62 73 70 3b 74 72 61 6e 73 66 65 72 2e 3c 62 72 3e 3c 62 72 3e 74 79 70 65 64 65 66	he&nbsp;transfer.<br><br>typedef
125de0	26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;struct<br>{<br>&nbsp;&nbsp
125e00	3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 63 6f 6e 74 72 6f 6c 3b 26 6e 62	;&nbsp;uint32_t&nbsp;control;&nb
125e20	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
125e40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70	;&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp
125e60	3b 4e 2f 41 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62	;N/A<br>&nbsp;&nbsp;&nbsp;int&nb
125e80	73 70 3b 72 78 43 6e 74 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;rxCnt;&nbsp;&nbsp;&nbsp;&nbsp
125ea0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
125ec0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
125ee0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70	sp;&nbsp;&nbsp;//&nbsp;Read&nbsp
125f00	3b 6f 6e 6c 79 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26	;only<br>&nbsp;&nbsp;&nbsp;char&
125f20	6e 62 73 70 3b 72 78 42 75 66 5b 42 53 43 5f 46 49 46 4f 5f 53 49 5a 45 5d 3b 26 6e 62 73 70 3b	nbsp;rxBuf[BSC_FIFO_SIZE];&nbsp;
125f40	2f 2f 26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 26 6e 62 73 70 3b	//&nbsp;Read&nbsp;only<br>&nbsp;
125f60	26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 74 78 43 6e 74 3b 26 6e 62 73 70	&nbsp;&nbsp;int&nbsp;txCnt;&nbsp
125f80	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
125fa0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
125fc0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
125fe0	3b 2f 2f 26 6e 62 73 70 3b 57 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;//&nbsp;Write<br>&nbsp;&nbsp;&n
126000	00 00 01 28 62 73 70 3b 63 68 61 72 26 6e 62 73 70 3b 74 78 42 75 66 5b 42 53 43 5f 46 49 46 4f	...(bsp;char&nbsp;txBuf[BSC_FIFO
126020	5f 53 49 5a 45 5d 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 57 72 69 74 65 3c 62 72 3e 7d 26	_SIZE];&nbsp;//&nbsp;Write<br>}&
126040	6e 62 73 70 3b 62 73 63 5f 78 66 65 72 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c	nbsp;bsc_xfer_t;<br></code><br><
126060	62 72 3e 74 78 43 6e 74 20 69 73 20 73 65 74 20 74 6f 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66	br>txCnt.is.set.to.the.number.of
126080	20 62 79 74 65 73 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 2c 20 70 6f 73 73 69 62	.bytes.to.be.transmitted,.possib
1260a0	6c 79 0a 7a 65 72 6f 2e 20 54 68 65 20 64 61 74 61 20 69 74 73 65 6c 66 20 73 68 6f 75 6c 64 20	ly.zero..The.data.itself.should.
1260c0	62 65 20 63 6f 70 69 65 64 20 74 6f 20 74 78 42 75 66 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6e 79 20	be.copied.to.txBuf..<br><br>Any.
1260e0	72 65 63 65 69 76 65 64 20 64 61 74 61 20 77 69 6c 6c 20 62 65 20 77 72 69 74 74 65 6e 20 74 6f	received.data.will.be.written.to
126100	20 72 78 42 75 66 20 77 69 74 68 20 72 78 43 6e 74 20 73 65 74 2e 0a 3c 62 72 3e 3c 62 72 3e 53	.rxBuf.with.rxCnt.set..<br><br>S
126120	65 65 20 3c 61 20 68 72 65 66 3d 22 23 62 73 63 5f 78 66 65 72 22 3e 62 73 63 5f 78 66 65 72 3c	ee.<a.href="#bsc_xfer">bsc_xfer<
126140	2f 61 3e 20 66 6f 72 20 64 65 74 61 69 6c 73 20 6f 66 20 74 68 65 20 72 65 74 75 72 6e 65 64 20	/a>.for.details.of.the.returned.
126160	73 74 61 74 75 73 20 76 61 6c 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 72 65 20 77	status.value..<br><br>If.there.w
126180	61 73 20 61 6e 20 65 72 72 6f 72 20 74 68 65 20 73 74 61 74 75 73 20 77 69 6c 6c 20 62 65 20 6c	as.an.error.the.status.will.be.l
1261a0	65 73 73 20 74 68 61 6e 20 7a 65 72 6f 0a 28 61 6e 64 20 77 69 6c 6c 20 63 6f 6e 74 61 69 6e 20	ess.than.zero.(and.will.contain.
1261c0	74 68 65 20 65 72 72 6f 72 20 63 6f 64 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 20 74 68	the.error.code)..<br><br>Note.th
1261e0	61 74 20 61 6e 20 69 32 63 5f 61 64 64 72 65 73 73 20 6f 66 20 30 20 6d 61 79 20 62 65 20 75 73	at.an.i2c_address.of.0.may.be.us
126200	65 64 20 74 6f 20 63 6c 6f 73 65 0a 74 68 65 20 42 53 43 20 64 65 76 69 63 65 20 61 6e 64 20 72	ed.to.close.the.BSC.device.and.r
126220	65 61 73 73 69 67 6e 20 74 68 65 20 75 73 65 64 20 47 50 49 4f 20 61 73 20 69 6e 70 75 74 73 2e	eassign.the.used.GPIO.as.inputs.
126240	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 22 3e 3c 2f	.<h3><a.name="event_callback"></
126260	61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61	a><a.href="#int"><small>int</sma
126280	6c 6c 3e 3c 2f 61 3e 20 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 3c 73 6d 61 6c 6c 3e 28 3c 61	ll></a>.event_callback<small>(<a
1262a0	20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	.href="#int">int</a>.<a.href="#p
1262c0	69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75	i">pi</a>,.<a.href="#unsigned">u
1262e0	6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65	nsigned</a>.<a.href="#event">eve
126300	6e 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 65 76 74 43 42 46 75 6e 63 5f 74 22 3e 65	nt</a>,.<a.href="#evtCBFunc_t">e
126320	76 74 43 42 46 75 6e 63 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61	vtCBFunc_t</a>.<a.href="#f">f</a
126340	3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 6e	>)</small></h3>.This.function.in
126360	69 74 69 61 6c 69 73 65 73 20 61 6e 20 65 76 65 6e 74 20 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72	itialises.an.event.callback..<br
126380	3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a	><br><code>&nbsp;&nbsp;&nbsp;pi:
1263a0	26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72	&nbsp;&gt;=0&nbsp;(as&nbsp;retur
1263c0	6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69	ned&nbsp;by&nbsp;<a.href="#pigpi
1263e0	6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 65	o_start">pigpio_start</a>).<br>e
126400	76 65 6e 74 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	vent:&nbsp;0-31.<br>&nbsp;&nbsp;
126420	26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c	&nbsp;&nbsp;f:&nbsp;the&nbsp;cal
126440	6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63 74 69 6f 6e 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	lback&nbsp;function.<br></code><
126460	62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 63 61	br><br>The.function.returns.a.ca
126480	6c 6c 62 61 63 6b 20 69 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 70 69 67 69 66	llback.id.if.OK,.otherwise.pigif
1264a0	5f 62 61 64 5f 6d 61 6c 6c 6f 63 2c 0a 70 69 67 69 66 5f 64 75 70 6c 69 63 61 74 65 5f 63 61 6c	_bad_malloc,.pigif_duplicate_cal
1264c0	6c 62 61 63 6b 2c 20 6f 72 20 70 69 67 69 66 5f 62 61 64 5f 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62	lback,.or.pigif_bad_callback..<b
1264e0	72 3e 3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 69 73 20 63 61 6c 6c 65 64 20 77 69 74	r><br>The.callback.is.called.wit
126500	68 20 74 68 65 20 65 76 65 6e 74 20 69 64 2c 20 61 6e 64 20 74 69 63 6b 2c 20 77 68 65 6e 65 76	h.the.event.id,.and.tick,.whenev
126520	65 72 20 74 68 65 0a 65 76 65 6e 74 20 6f 63 63 75 72 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	er.the.event.occurs..<h3><a.name
126540	3d 22 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 5f 65 78 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66	="event_callback_ex"></a><a.href
126560	3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 65	="#int"><small>int</small></a>.e
126580	76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d	vent_callback_ex<small>(<a.href=
1265a0	22 23 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c	"#int">int</a>.<a.href="#pi">pi<
1265c0	2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65	/a>,.<a.href="#unsigned">unsigne
1265e0	64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e	d</a>.<a.href="#event">event</a>
126600	2c 20 3c 61 20 68 72 65 66 3d 22 23 65 76 74 43 42 46 75 6e 63 45 78 5f 74 22 3e 65 76 74 43 42	,.<a.href="#evtCBFuncEx_t">evtCB
126620	46 75 6e 63 45 78 5f 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 22 3e 66 3c 2f 61 3e 2c	FuncEx_t</a>.<a.href="#f">f</a>,
126640	20 3c 61 20 68 72 65 66 3d 22 23 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65	.<a.href="#void">void</a>.<a.hre
126660	66 3d 22 23 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64 61 74 61 3c 2f 61 3e 29 3c 2f 73	f="#*userdata">*userdata</a>)</s
126680	6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 69 6e 69 74 69 61 6c	mall></h3>.This.function.initial
1266a0	69 73 65 73 20 61 6e 20 65 76 65 6e 74 20 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e 3c 62 72 3e	ises.an.event.callback..<br><br>
1266c0	3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	<code>&nbsp;&nbsp;&nbsp;&nbsp;&n
1266e0	62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28	bsp;&nbsp;pi:&nbsp;&gt;=0&nbsp;(
126700	61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61	as&nbsp;returned&nbsp;by&nbsp;<a
126720	20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61	.href="#pigpio_start">pigpio_sta
126740	72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 76	rt</a>).<br>&nbsp;&nbsp;&nbsp;ev
126760	65 6e 74 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	ent:&nbsp;0-31.<br>&nbsp;&nbsp;&
126780	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3a 26	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;f:&
1267a0	6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 66 75 6e 63	nbsp;the&nbsp;callback&nbsp;func
1267c0	74 69 6f 6e 2e 3c 62 72 3e 75 73 65 72 64 61 74 61 3a 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 70	tion.<br>userdata:&nbsp;a&nbsp;p
1267e0	6f 69 6e 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 61 72 62 69 74 72 61 72 79 26 6e 62	ointer&nbsp;to&nbsp;arbitrary&nb
126800	73 70 3b 75 73 65 72 26 6e 62 73 70 3b 64 61 74 61 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	sp;user&nbsp;data.<br></code><br
126820	3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 63 61 6c 6c	><br>The.function.returns.a.call
126840	62 61 63 6b 20 69 64 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 70 69 67 69 66 5f 62	back.id.if.OK,.otherwise.pigif_b
126860	61 64 5f 6d 61 6c 6c 6f 63 2c 0a 70 69 67 69 66 5f 64 75 70 6c 69 63 61 74 65 5f 63 61 6c 6c 62	ad_malloc,.pigif_duplicate_callb
126880	61 63 6b 2c 20 6f 72 20 70 69 67 69 66 5f 62 61 64 5f 63 61 6c 6c 62 61 63 6b 2e 0a 3c 62 72 3e	ack,.or.pigif_bad_callback..<br>
1268a0	3c 62 72 3e 54 68 65 20 63 61 6c 6c 62 61 63 6b 20 69 73 20 63 61 6c 6c 65 64 20 77 69 74 68 20	<br>The.callback.is.called.with.
1268c0	74 68 65 20 65 76 65 6e 74 20 69 64 2c 20 74 68 65 20 74 69 63 6b 2c 20 61 6e 64 20 74 68 65 20	the.event.id,.the.tick,.and.the.
1268e0	75 73 65 72 64 61 74 61 0a 70 6f 69 6e 74 65 72 20 77 68 65 6e 65 76 65 72 20 74 68 65 20 65 76	userdata.pointer.whenever.the.ev
126900	65 6e 74 20 6f 63 63 75 72 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 65 6e 74 5f 63	ent.occurs..<h3><a.name="event_c
126920	61 6c 6c 62 61 63 6b 5f 63 61 6e 63 65 6c 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	allback_cancel"></a><a.href="#in
126940	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 65 76 65 6e 74 5f	t"><small>int</small></a>.event_
126960	63 61 6c 6c 62 61 63 6b 5f 63 61 6e 63 65 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22	callback_cancel<small>(<a.href="
126980	23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	#unsigned">unsigned</a>.<a.href=
1269a0	22 23 63 61 6c 6c 62 61 63 6b 5f 69 64 22 3e 63 61 6c 6c 62 61 63 6b 5f 69 64 3c 2f 61 3e 29 3c	"#callback_id">callback_id</a>)<
1269c0	2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 63 61 6e 63 65	/small></h3>.This.function.cance
1269e0	6c 73 20 61 6e 20 65 76 65 6e 74 20 63 61 6c 6c 62 61 63 6b 20 69 64 65 6e 74 69 66 69 65 64 20	ls.an.event.callback.identified.
126a00	62 79 20 69 74 73 20 69 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 63 61 6c 6c 62 61 63	by.its.id..<br><br><code>callbac
126a20	6b 5f 69 64 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2c 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b	k_id:&nbsp;&gt;=0,&nbsp;as&nbsp;
126a40	72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 63 61 6c	returned&nbsp;by&nbsp;a&nbsp;cal
126a60	6c 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 63	l&nbsp;to&nbsp;<a.href="#event_c
126a80	61 6c 6c 62 61 63 6b 22 3e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 3c 2f 61 3e 26 6e 62 73 70	allback">event_callback</a>&nbsp
126aa0	3b 6f 72 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 5f	;or<br><a.href="#event_callback_
126ac0	65 78 22 3e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 2e 3c 62 72 3e 3c 2f	ex">event_callback_ex</a>.<br></
126ae0	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e	code><br><br>The.function.return
126b00	73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 70 69 67 69 66 5f 63 61 6c 6c 62	s.0.if.OK,.otherwise.pigif_callb
126b20	61 63 6b 5f 6e 6f 74 5f 66 6f 75 6e 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 69 74	ack_not_found..<h3><a.name="wait
126b40	5f 66 6f 72 5f 65 76 65 6e 74 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c	_for_event"></a><a.href="#int"><
126b60	73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 77 61 69 74 5f 66 6f 72 5f 65	small>int</small></a>.wait_for_e
126b80	76 65 6e 74 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 69 6e 74 3c 2f	vent<small>(<a.href="#int">int</
126ba0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66	a>.<a.href="#pi">pi</a>,.<a.href
126bc0	3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65	="#unsigned">unsigned</a>.<a.hre
126be0	66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23	f="#event">event</a>,.<a.href="#
126c00	64 6f 75 62 6c 65 22 3e 64 6f 75 62 6c 65 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 74 69 6d	double">double</a>.<a.href="#tim
126c20	65 6f 75 74 22 3e 74 69 6d 65 6f 75 74 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a	eout">timeout</a>)</small></h3>.
126c40	54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 77 61 69 74 73 20 66 6f 72 20 61 6e 20 65 76 65 6e 74	This.function.waits.for.an.event
126c60	20 66 6f 72 20 75 70 20 74 6f 20 74 69 6d 65 6f 75 74 20 73 65 63 6f 6e 64 73 2e 0a 3c 62 72 3e	.for.up.to.timeout.seconds..<br>
126c80	3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	<br><code>&nbsp;&nbsp;&nbsp;&nbs
126ca0	70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73	p;&nbsp;pi:&nbsp;&gt;=0&nbsp;(as
126cc0	26 6e 62 73 70 3b 72 65 74 75 72 6e 65 64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68	&nbsp;returned&nbsp;by&nbsp;<a.h
126ce0	72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74	ref="#pigpio_start">pigpio_start
126d00	3c 2f 61 3e 29 2e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65 76 65 6e 74 3a 26 6e 62 73	</a>).<br>&nbsp;&nbsp;event:&nbs
126d20	70 3b 30 2d 33 31 2e 3c 62 72 3e 74 69 6d 65 6f 75 74 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 2e	p;0-31.<br>timeout:&nbsp;&gt;=0.
126d40	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 75 6e 63 74 69 6f 6e 20	<br></code><br><br>The.function.
126d60	72 65 74 75 72 6e 73 20 77 68 65 6e 20 74 68 65 20 65 76 65 6e 74 20 6f 63 63 75 72 73 20 6f 72	returns.when.the.event.occurs.or
126d80	20 61 66 74 65 72 20 74 68 65 20 74 69 6d 65 6f 75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	.after.the.timeout..<br><br>The.
126da0	66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 31 20 69 66 20 74 68 65 20 65 76 65 6e 74 20	function.returns.1.if.the.event.
126dc0	6f 63 63 75 72 72 65 64 2c 20 6f 74 68 65 72 77 69 73 65 20 30 2e 0a 3c 68 33 3e 3c 61 20 6e 61	occurred,.otherwise.0..<h3><a.na
126de0	6d 65 3d 22 65 76 65 6e 74 5f 74 72 69 67 67 65 72 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22	me="event_trigger"></a><a.href="
126e00	23 69 6e 74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 65 76 65	#int"><small>int</small></a>.eve
126e20	6e 74 5f 74 72 69 67 67 65 72 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22	nt_trigger<small>(<a.href="#int"
126e40	3e 69 6e 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 69 22 3e 70 69 3c 2f 61 3e 2c 20 3c	>int</a>.<a.href="#pi">pi</a>,.<
126e60	61 20 68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20	a.href="#unsigned">unsigned</a>.
126e80	3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 29 3c 2f 73 6d 61	<a.href="#event">event</a>)</sma
126ea0	6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 73 69 67 6e 61 6c 73 20 74	ll></h3>.This.function.signals.t
126ec0	68 65 20 6f 63 63 75 72 72 65 6e 63 65 20 6f 66 20 61 6e 20 65 76 65 6e 74 2e 0a 3c 62 72 3e 3c	he.occurrence.of.an.event..<br><
126ee0	62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 3a 26 6e	br><code>&nbsp;&nbsp;&nbsp;pi:&n
126f00	62 73 70 3b 26 67 74 3b 3d 30 26 6e 62 73 70 3b 28 61 73 26 6e 62 73 70 3b 72 65 74 75 72 6e 65	bsp;&gt;=0&nbsp;(as&nbsp;returne
126f20	64 26 6e 62 73 70 3b 62 79 26 6e 62 73 70 3b 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f	d&nbsp;by&nbsp;<a.href="#pigpio_
126f40	73 74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 29 2e 3c 62 72 3e 65 76 65	start">pigpio_start</a>).<br>eve
126f60	6e 74 3a 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	nt:&nbsp;0-31.<br></code><br><br
126f80	3e 52 65 74 75 72 6e 73 20 30 20 69 66 20 4f 4b 2c 20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42	>Returns.0.if.OK,.otherwise.PI_B
126fa0	41 44 5f 45 56 45 4e 54 5f 49 44 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6e 20 65 76 65 6e 74 20 69 73	AD_EVENT_ID..<br><br>An.event.is
126fc0	20 61 20 73 69 67 6e 61 6c 20 75 73 65 64 20 74 6f 20 69 6e 66 6f 72 6d 20 6f 6e 65 20 6f 72 20	.a.signal.used.to.inform.one.or.
126fe0	6d 6f 72 65 20 63 6f 6e 73 75 6d 65 72 73 0a 74 6f 20 73 74 61 72 74 20 61 6e 20 61 63 74 69 6f	more.consumers.to.start.an.actio
127000	00 00 01 29 6e 2e 20 20 45 61 63 68 20 63 6f 6e 73 75 6d 65 72 20 77 68 69 63 68 20 68 61 73 20	...)n...Each.consumer.which.has.
127020	72 65 67 69 73 74 65 72 65 64 20 61 6e 20 69 6e 74 65 72 65 73 74 0a 69 6e 20 74 68 65 20 65 76	registered.an.interest.in.the.ev
127040	65 6e 74 20 28 65 2e 67 2e 20 62 79 20 63 61 6c 6c 69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 65	ent.(e.g..by.calling.<a.href="#e
127060	76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 22 3e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 3c 2f 61	vent_callback">event_callback</a
127080	3e 29 20 77 69 6c 6c 20 62 65 20 69 6e 66 6f 72 6d 65 64 20 62 79 0a 61 20 63 61 6c 6c 62 61 63	>).will.be.informed.by.a.callbac
1270a0	6b 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 65 20 65 76 65 6e 74 2c 20 50 49 5f 45 56 45 4e 54 5f 42	k..<br><br>One.event,.PI_EVENT_B
1270c0	53 43 20 28 33 31 29 20 69 73 20 70 72 65 64 65 66 69 6e 65 64 2e 20 20 54 68 69 73 20 65 76 65	SC.(31).is.predefined...This.eve
1270e0	6e 74 20 69 73 0a 61 75 74 6f 20 67 65 6e 65 72 61 74 65 64 20 6f 6e 20 42 53 43 20 73 6c 61 76	nt.is.auto.generated.on.BSC.slav
127100	65 20 61 63 74 69 76 69 74 79 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 65 61 6e 69 6e 67 20	e.activity..<br><br>The.meaning.
127120	6f 66 20 6f 74 68 65 72 20 65 76 65 6e 74 73 20 69 73 20 61 72 62 69 74 72 61 72 79 2e 0a 3c 62	of.other.events.is.arbitrary..<b
127140	72 3e 3c 62 72 3e 4e 6f 74 65 20 74 68 61 74 20 6f 74 68 65 72 20 74 68 61 6e 20 69 74 73 20 69	r><br>Note.that.other.than.its.i
127160	64 20 61 6e 64 20 69 74 73 20 74 69 63 6b 20 74 68 65 72 65 20 69 73 20 6e 6f 20 64 61 74 61 20	d.and.its.tick.there.is.no.data.
127180	61 73 73 6f 63 69 61 74 65 64 0a 77 69 74 68 20 61 6e 20 65 76 65 6e 74 2e 0a 3c 68 32 3e 50 41	associated.with.an.event..<h2>PA
1271a0	52 41 4d 45 54 45 52 53 3c 2f 68 32 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 63 74 69 76 65	RAMETERS</h2><h3><a.name="active
1271c0	22 3e 61 63 74 69 76 65 3c 2f 61 3e 3a 20 30 2d 31 30 30 30 30 30 30 3c 2f 68 33 3e 0a 54 68 65	">active</a>:.0-1000000</h3>.The
1271e0	20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6c 65 76 65 6c 20 63 68	.number.of.microseconds.level.ch
127200	61 6e 67 65 73 20 61 72 65 20 72 65 70 6f 72 74 65 64 20 66 6f 72 20 6f 6e 63 65 0a 61 20 6e 6f	anges.are.reported.for.once.a.no
127220	69 73 65 20 66 69 6c 74 65 72 20 68 61 73 20 62 65 65 6e 20 74 72 69 67 67 65 72 65 64 20 28 62	ise.filter.has.been.triggered.(b
127240	79 20 3c 61 20 68 72 65 66 3d 22 23 73 74 65 61 64 79 22 3e 73 74 65 61 64 79 3c 2f 61 3e 20 6d	y.<a.href="#steady">steady</a>.m
127260	69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 0a 61 20 73 74 61 62 6c 65 20 6c 65 76 65 6c 29 2e 0a	icroseconds.of.a.stable.level)..
127280	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 61 64 64 72 53 74 72 22 3e 2a 61 64 64 72 53 74 72 3c	<h3><a.name="*addrStr">*addrStr<
1272a0	2f 61 3e 3c 2f 68 33 3e 0a 41 20 73 74 72 69 6e 67 20 73 70 65 63 69 66 79 69 6e 67 20 74 68 65	/a></h3>.A.string.specifying.the
1272c0	20 68 6f 73 74 20 6f 72 20 49 50 20 61 64 64 72 65 73 73 20 6f 66 20 74 68 65 20 50 69 20 72 75	.host.or.IP.address.of.the.Pi.ru
1272e0	6e 6e 69 6e 67 0a 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 20 20 49 74 20 6d 61 79	nning.the.pigpio.daemon...It.may
127300	20 62 65 20 4e 55 4c 4c 20 69 6e 20 77 68 69 63 68 20 63 61 73 65 20 6c 6f 63 61 6c 68 6f 73 74	.be.NULL.in.which.case.localhost
127320	0a 69 73 20 75 73 65 64 20 75 6e 6c 65 73 73 20 6f 76 65 72 72 69 64 64 65 6e 20 62 79 20 74 68	.is.used.unless.overridden.by.th
127340	65 20 50 49 47 50 49 4f 5f 41 44 44 52 20 65 6e 76 69 72 6f 6e 6d 65 6e 74 0a 76 61 72 69 61 62	e.PIGPIO_ADDR.environment.variab
127360	6c 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 72 67 31 22 3e 61 72 67 31 3c 2f 61 3e 3c	le..<h3><a.name="arg1">arg1</a><
127380	2f 68 33 3e 0a 41 6e 20 75 6e 73 69 67 6e 65 64 20 61 72 67 75 6d 65 6e 74 20 70 61 73 73 65 64	/h3>.An.unsigned.argument.passed
1273a0	20 74 6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2e 20	.to.a.user.customised.function..
1273c0	20 49 74 73 0a 6d 65 61 6e 69 6e 67 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 20 63	.Its.meaning.is.defined.by.the.c
1273e0	75 73 74 6f 6d 69 73 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61 72 67 32 22 3e 61 72	ustomiser..<h3><a.name="arg2">ar
127400	67 32 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 6e 20 75 6e 73 69 67 6e 65 64 20 61 72 67 75 6d 65 6e 74	g2</a></h3>.An.unsigned.argument
127420	20 70 61 73 73 65 64 20 74 6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e	.passed.to.a.user.customised.fun
127440	63 74 69 6f 6e 2e 20 20 49 74 73 0a 6d 65 61 6e 69 6e 67 20 69 73 20 64 65 66 69 6e 65 64 20 62	ction...Its.meaning.is.defined.b
127460	79 20 74 68 65 20 63 75 73 74 6f 6d 69 73 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 61	y.the.customiser..<h3><a.name="a
127480	72 67 63 22 3e 61 72 67 63 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 63 6f 75 6e 74 20 6f 66 20	rgc">argc</a></h3>.The.count.of.
1274a0	62 79 74 65 73 20 70 61 73 73 65 64 20 74 6f 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65	bytes.passed.to.a.user.customise
1274c0	64 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 61 72 67 78 22 3e	d.function..<h3><a.name="*argx">
1274e0	2a 61 72 67 78 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74 6f 20 61 6e 20 61	*argx</a></h3>.A.pointer.to.an.a
127500	72 72 61 79 20 6f 66 20 62 79 74 65 73 20 70 61 73 73 65 64 20 74 6f 20 61 20 75 73 65 72 20 63	rray.of.bytes.passed.to.a.user.c
127520	75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2e 0a 49 74 73 20 6d 65 61 6e 69 6e 67 20	ustomised.function..Its.meaning.
127540	61 6e 64 20 63 6f 6e 74 65 6e 74 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 20 63 75	and.content.is.defined.by.the.cu
127560	73 74 6f 6d 69 73 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 61 75 64 22 3e 62 61 75	stomiser..<h3><a.name="baud">bau
127580	64 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 73 70 65 65 64 20 6f 66 20 73 65 72 69 61 6c 20 63	d</a></h3>.The.speed.of.serial.c
1275a0	6f 6d 6d 75 6e 69 63 61 74 69 6f 6e 20 28 49 32 43 2c 20 53 50 49 2c 20 73 65 72 69 61 6c 20 6c	ommunication.(I2C,.SPI,.serial.l
1275c0	69 6e 6b 2c 20 77 61 76 65 73 29 20 69 6e 0a 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 0a	ink,.waves).in.bits.per.second..
1275e0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 69 74 22 3e 62 69 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41	<h3><a.name="bit">bit</a></h3>.A
127600	20 76 61 6c 75 65 20 6f 66 20 30 20 6f 72 20 31 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62	.value.of.0.or.1..<h3><a.name="b
127620	69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 76 61 6c 75 65 20 75 73 65 64 20	its">bits</a></h3>.A.value.used.
127640	74 6f 20 73 65 6c 65 63 74 20 47 50 49 4f 2e 20 20 49 66 20 62 69 74 20 6e 20 6f 66 20 62 69 74	to.select.GPIO...If.bit.n.of.bit
127660	73 20 69 73 20 73 65 74 20 74 68 65 6e 20 47 50 49 4f 20 6e 20 69 73 0a 73 65 6c 65 63 74 65 64	s.is.set.then.GPIO.n.is.selected
127680	2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 63 6f 6e 76 65 6e 69 65 6e 74 20 77 61 79 20 74 6f 20 73 65	..<br><br>A.convenient.way.to.se
1276a0	74 20 62 69 74 20 6e 20 69 73 20 74 6f 20 6f 72 20 69 6e 20 28 31 26 6c 74 3b 26 6c 74 3b 6e 29	t.bit.n.is.to.or.in.(1&lt;&lt;n)
1276c0	2e 0a 3c 62 72 3e 3c 62 72 3e 65 2e 67 2e 20 74 6f 20 73 65 6c 65 63 74 20 62 69 74 73 20 35 2c	..<br><br>e.g..to.select.bits.5,
1276e0	20 39 2c 20 32 33 20 79 6f 75 20 63 6f 75 6c 64 20 75 73 65 20 28 31 26 6c 74 3b 26 6c 74 3b 35	.9,.23.you.could.use.(1&lt;&lt;5
127700	29 20 7c 20 28 31 26 6c 74 3b 26 6c 74 3b 39 29 20 7c 20 28 31 26 6c 74 3b 26 6c 74 3b 32 33 29	).|.(1&lt;&lt;9).|.(1&lt;&lt;23)
127720	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 73 63 5f 78 66 65 72 5f 74 22 3e 62 73 63 5f 78	..<h3><a.name="bsc_xfer_t">bsc_x
127740	66 65 72 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73	fer_t</a></h3>.<code>typedef&nbs
127760	70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;struct<br>{<br>&nbsp;&nbsp;&nb
127780	73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 63 6f 6e 74 72 6f 6c 3b 26 6e 62 73 70 3b 26	sp;uint32_t&nbsp;control;&nbsp;&
1277a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
1277c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 57 72 69	sp;&nbsp;&nbsp;&nbsp;//&nbsp;Wri
1277e0	74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70	te<br>&nbsp;&nbsp;&nbsp;int&nbsp
127800	3b 72 78 43 6e 74 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;rxCnt;&nbsp;&nbsp;&nbsp;&nbsp;&
127820	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
127840	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
127860	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70 3b 6f	;&nbsp;&nbsp;//&nbsp;Read&nbsp;o
127880	6e 6c 79 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 63 68 61 72 26 6e 62	nly<br>&nbsp;&nbsp;&nbsp;char&nb
1278a0	73 70 3b 72 78 42 75 66 5b 42 53 43 5f 46 49 46 4f 5f 53 49 5a 45 5d 3b 26 6e 62 73 70 3b 2f 2f	sp;rxBuf[BSC_FIFO_SIZE];&nbsp;//
1278c0	26 6e 62 73 70 3b 52 65 61 64 26 6e 62 73 70 3b 6f 6e 6c 79 3c 62 72 3e 26 6e 62 73 70 3b 26 6e	&nbsp;Read&nbsp;only<br>&nbsp;&n
1278e0	62 73 70 3b 26 6e 62 73 70 3b 69 6e 74 26 6e 62 73 70 3b 74 78 43 6e 74 3b 26 6e 62 73 70 3b 26	bsp;&nbsp;int&nbsp;txCnt;&nbsp;&
127900	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
127920	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
127940	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;/
127960	2f 26 6e 62 73 70 3b 57 72 69 74 65 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	/&nbsp;Write<br>&nbsp;&nbsp;&nbs
127980	70 3b 63 68 61 72 26 6e 62 73 70 3b 74 78 42 75 66 5b 42 53 43 5f 46 49 46 4f 5f 53 49 5a 45 5d	p;char&nbsp;txBuf[BSC_FIFO_SIZE]
1279a0	3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 57 72 69 74 65 3c 62 72 3e 7d 26 6e 62 73 70 3b 62	;&nbsp;//&nbsp;Write<br>}&nbsp;b
1279c0	73 63 5f 78 66 65 72 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	sc_xfer_t;<br></code><h3><a.name
1279e0	3d 22 2a 62 73 63 78 66 65 72 22 3e 2a 62 73 63 78 66 65 72 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20	="*bscxfer">*bscxfer</a></h3>.A.
127a00	70 6f 69 6e 74 65 72 20 74 6f 20 61 20 3c 61 20 68 72 65 66 3d 22 23 62 73 63 5f 78 66 65 72 5f	pointer.to.a.<a.href="#bsc_xfer_
127a20	74 22 3e 62 73 63 5f 78 66 65 72 5f 74 3c 2f 61 3e 20 6f 62 6a 65 63 74 20 75 73 65 64 20 74 6f	t">bsc_xfer_t</a>.object.used.to
127a40	20 63 6f 6e 74 72 6f 6c 20 61 20 42 53 43 20 74 72 61 6e 73 66 65 72 2e 0a 3c 68 33 3e 3c 61 20	.control.a.BSC.transfer..<h3><a.
127a60	6e 61 6d 65 3d 22 2a 62 75 66 22 3e 2a 62 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66 66	name="*buf">*buf</a></h3>.A.buff
127a80	65 72 20 74 6f 20 68 6f 6c 64 20 64 61 74 61 20 62 65 69 6e 67 20 73 65 6e 74 20 6f 72 20 62 65	er.to.hold.data.being.sent.or.be
127aa0	69 6e 67 20 72 65 63 65 69 76 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 62 75 66 53 69	ing.received..<h3><a.name="bufSi
127ac0	7a 65 22 3e 62 75 66 53 69 7a 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 73 69 7a 65 20 69 6e	ze">bufSize</a></h3>.The.size.in
127ae0	20 62 79 74 65 73 20 6f 66 20 61 20 62 75 66 66 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	.bytes.of.a.buffer..<h3><a.name=
127b00	22 62 56 61 6c 22 3e 62 56 61 6c 3c 2f 61 3e 3a 20 30 2d 32 35 35 20 28 48 65 78 20 30 78 30 2d	"bVal">bVal</a>:.0-255.(Hex.0x0-
127b20	30 78 46 46 2c 20 4f 63 74 61 6c 20 30 2d 30 33 37 37 29 3c 2f 68 33 3e 0a 41 6e 20 38 2d 62 69	0xFF,.Octal.0-0377)</h3>.An.8-bi
127b40	74 20 62 79 74 65 20 76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 61 6c 6c 62	t.byte.value..<h3><a.name="callb
127b60	61 63 6b 5f 69 64 22 3e 63 61 6c 6c 62 61 63 6b 5f 69 64 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 76	ack_id">callback_id</a></h3>.A.v
127b80	61 6c 75 65 20 26 67 74 3b 3d 30 2c 20 61 73 20 72 65 74 75 72 6e 65 64 20 62 79 20 61 20 63 61	alue.&gt;=0,.as.returned.by.a.ca
127ba0	6c 6c 20 74 6f 20 61 20 63 61 6c 6c 62 61 63 6b 20 66 75 6e 63 74 69 6f 6e 2c 20 6f 6e 65 20 6f	ll.to.a.callback.function,.one.o
127bc0	66 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63 6b 22 3e 63 61	f.<br><br><a.href="#callback">ca
127be0	6c 6c 62 61 63 6b 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 63 61 6c 6c 62 61 63	llback</a><br>.<a.href="#callbac
127c00	6b 5f 65 78 22 3e 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65	k_ex">callback_ex</a><br>.<a.hre
127c20	66 3d 22 23 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 22 3e 65 76 65 6e 74 5f 63 61 6c 6c 62 61	f="#event_callback">event_callba
127c40	63 6b 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 63 61 6c 6c 62	ck</a><br>.<a.href="#event_callb
127c60	61 63 6b 5f 65 78 22 3e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 5f 65 78 3c 2f 61 3e 0a 3c 62	ack_ex">event_callback_ex</a>.<b
127c80	72 3e 3c 62 72 3e 54 68 65 20 69 64 20 69 73 20 70 61 73 73 65 64 20 74 6f 20 3c 61 20 68 72 65	r><br>The.id.is.passed.to.<a.hre
127ca0	66 3d 22 23 63 61 6c 6c 62 61 63 6b 5f 63 61 6e 63 65 6c 22 3e 63 61 6c 6c 62 61 63 6b 5f 63 61	f="#callback_cancel">callback_ca
127cc0	6e 63 65 6c 3c 2f 61 3e 20 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 5f 63 61 6c 6c	ncel</a>.or.<a.href="#event_call
127ce0	62 61 63 6b 5f 63 61 6e 63 65 6c 22 3e 65 76 65 6e 74 5f 63 61 6c 6c 62 61 63 6b 5f 63 61 6e 63	back_cancel">event_callback_canc
127d00	65 6c 3c 2f 61 3e 0a 74 6f 20 63 61 6e 63 65 6c 20 74 68 65 20 63 61 6c 6c 62 61 63 6b 2e 0a 3c	el</a>.to.cancel.the.callback..<
127d20	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 42 46 75 6e 63 5f 74 22 3e 43 42 46 75 6e 63 5f 74 3c 2f	h3><a.name="CBFunc_t">CBFunc_t</
127d40	61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26	a></h3>.<code>typedef&nbsp;void&
127d60	6e 62 73 70 3b 28 2a 43 42 46 75 6e 63 5f 74 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;(*CBFunc_t)<br>&nbsp;&nbsp;
127d80	26 6e 62 73 70 3b 28 69 6e 74 26 6e 62 73 70 3b 70 69 2c 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65	&nbsp;(int&nbsp;pi,&nbsp;unsigne
127da0	64 26 6e 62 73 70 3b 75 73 65 72 5f 67 70 69 6f 2c 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26	d&nbsp;user_gpio,&nbsp;unsigned&
127dc0	6e 62 73 70 3b 6c 65 76 65 6c 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74	nbsp;level,&nbsp;uint32_t&nbsp;t
127de0	69 63 6b 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 42 46	ick);<br></code><h3><a.name="CBF
127e00	75 6e 63 45 78 5f 74 22 3e 43 42 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f	uncEx_t">CBFuncEx_t</a></h3>.<co
127e20	64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 43 42 46 75	de>typedef&nbsp;void&nbsp;(*CBFu
127e40	6e 63 45 78 5f 74 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 28 69 6e	ncEx_t)<br>&nbsp;&nbsp;&nbsp;(in
127e60	74 26 6e 62 73 70 3b 70 69 2c 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 75 73	t&nbsp;pi,&nbsp;unsigned&nbsp;us
127e80	65 72 5f 67 70 69 6f 2c 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73 70 3b 6c 65 76 65	er_gpio,&nbsp;unsigned&nbsp;leve
127ea0	6c 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b 2c 26 6e 62 73 70	l,&nbsp;uint32_t&nbsp;tick,&nbsp
127ec0	3b 76 6f 69 64 26 6e 62 73 70 3b 2a 26 6e 62 73 70 3b 75 73 65 72 64 61 74 61 29 3b 3c 62 72 3e	;void&nbsp;*&nbsp;userdata);<br>
127ee0	3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 68 61 72 22 3e 63 68 61 72 3c 2f	</code><h3><a.name="char">char</
127f00	61 3e 3c 2f 68 33 3e 0a 41 20 73 69 6e 67 6c 65 20 63 68 61 72 61 63 74 65 72 2c 20 61 6e 20 38	a></h3>.A.single.character,.an.8
127f20	20 62 69 74 20 71 75 61 6e 74 69 74 79 20 61 62 6c 65 20 74 6f 20 73 74 6f 72 65 20 30 2d 32 35	.bit.quantity.able.to.store.0-25
127f40	35 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 6c 6b 66 72 65 71 22 3e 63 6c 6b 66 72 65 71	5..<h3><a.name="clkfreq">clkfreq
127f60	3c 2f 61 3e 3a 20 34 36 38 39 2d 32 35 30 4d 20 28 31 33 31 38 34 2d 33 37 35 4d 20 66 6f 72 20	</a>:.4689-250M.(13184-375M.for.
127f80	74 68 65 20 42 43 4d 32 37 31 31 29 3c 2f 68 33 3e 0a 54 68 65 20 68 61 72 64 77 61 72 65 20 63	the.BCM2711)</h3>.The.hardware.c
127fa0	6c 6f 63 6b 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 63 6f 75	lock.frequency..<h3><a.name="cou
127fc0	6e 74 22 3e 63 6f 75 6e 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66	nt">count</a></h3>.The.number.of
127fe0	20 62 79 74 65 73 20 74 6f 20 62 65 20 74 72 61 6e 73 66 65 72 72 65 64 20 69 6e 20 61 20 66 69	.bytes.to.be.transferred.in.a.fi
128000	00 00 01 2a 6c 65 2c 20 49 32 43 2c 20 53 50 49 2c 20 6f 72 20 73 65 72 69 61 6c 0a 63 6f 6d 6d	...*le,.I2C,.SPI,.or.serial.comm
128020	61 6e 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 53 22 3e 43 53 3c 2f 61 3e 3c 2f 68 33	and..<h3><a.name="CS">CS</a></h3
128040	3e 0a 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 73 6c 61 76 65 20 73 65	>.The.GPIO.used.for.the.slave.se
128060	6c 65 63 74 20 73 69 67 6e 61 6c 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49	lect.signal.when.bit.banging.SPI
128080	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 64 61 74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62	..<h3><a.name="data_bits">data_b
1280a0	69 74 73 3c 2f 61 3e 3a 20 31 2d 33 32 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66	its</a>:.1-32</h3>.The.number.of
1280c0	20 64 61 74 61 20 62 69 74 73 20 69 6e 20 65 61 63 68 20 63 68 61 72 61 63 74 65 72 20 6f 66 20	.data.bits.in.each.character.of.
1280e0	73 65 72 69 61 6c 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 64 65 66 69	serial.data..<br><br><code>#defi
128100	6e 65 26 6e 62 73 70 3b 50 49 5f 4d 49 4e 5f 57 41 56 45 5f 44 41 54 41 42 49 54 53 26 6e 62 73	ne&nbsp;PI_MIN_WAVE_DATABITS&nbs
128120	70 3b 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4d 41 58 5f 57 41 56 45 5f	p;1<br>#define&nbsp;PI_MAX_WAVE_
128140	44 41 54 41 42 49 54 53 26 6e 62 73 70 3b 33 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c	DATABITS&nbsp;32<br></code><h3><
128160	61 20 6e 61 6d 65 3d 22 64 6f 75 62 6c 65 22 3e 64 6f 75 62 6c 65 3c 2f 61 3e 3c 2f 68 33 3e 0a	a.name="double">double</a></h3>.
128180	41 20 66 6c 6f 61 74 69 6e 67 20 70 6f 69 6e 74 20 6e 75 6d 62 65 72 2e 0a 3c 68 33 3e 3c 61 20	A.floating.point.number..<h3><a.
1281a0	6e 61 6d 65 3d 22 64 75 74 79 63 79 63 6c 65 22 3e 64 75 74 79 63 79 63 6c 65 3c 2f 61 3e 3a 20	name="dutycycle">dutycycle</a>:.
1281c0	30 2d 72 61 6e 67 65 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65 72 20 72 65 70 72 65 73 65 6e 74 69	0-range</h3>.A.number.representi
1281e0	6e 67 20 74 68 65 20 72 61 74 69 6f 20 6f 66 20 6f 6e 20 74 69 6d 65 20 74 6f 20 6f 66 66 20 74	ng.the.ratio.of.on.time.to.off.t
128200	69 6d 65 20 66 6f 72 20 50 57 4d 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 75 6d 62 65 72 20	ime.for.PWM..<br><br>The.number.
128220	6d 61 79 20 76 61 72 79 20 62 65 74 77 65 65 6e 20 30 20 61 6e 64 20 72 61 6e 67 65 20 28 64 65	may.vary.between.0.and.range.(de
128240	66 61 75 6c 74 20 32 35 35 29 20 77 68 65 72 65 0a 30 20 69 73 20 6f 66 66 20 61 6e 64 20 72 61	fault.255).where.0.is.off.and.ra
128260	6e 67 65 20 69 73 20 66 75 6c 6c 79 20 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 64	nge.is.fully.on..<h3><a.name="ed
128280	67 65 22 3e 65 64 67 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 55 73 65 64 20 74 6f 20 69 64 65 6e 74 69	ge">edge</a></h3>.Used.to.identi
1282a0	66 79 20 61 20 47 50 49 4f 20 6c 65 76 65 6c 20 74 72 61 6e 73 69 74 69 6f 6e 20 6f 66 20 69 6e	fy.a.GPIO.level.transition.of.in
1282c0	74 65 72 65 73 74 2e 20 20 41 20 72 69 73 69 6e 67 20 65 64 67 65 20 69 73 0a 61 20 6c 65 76 65	terest...A.rising.edge.is.a.leve
1282e0	6c 20 63 68 61 6e 67 65 20 66 72 6f 6d 20 30 20 74 6f 20 31 2e 20 20 41 20 66 61 6c 6c 69 6e 67	l.change.from.0.to.1...A.falling
128300	20 65 64 67 65 20 69 73 20 61 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 20 66 72 6f 6d 20 31 20 74	.edge.is.a.level.change.from.1.t
128320	6f 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 52 49 53 49 4e 47 5f 45 44 47 45 26 6e	o.0..<br><br><code>RISING_EDGE&n
128340	62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 46 41 4c 4c 49 4e 47 5f 45 44 47 45 26 6e 62 73 70	bsp;&nbsp;0<br>FALLING_EDGE&nbsp
128360	3b 31 3c 62 72 3e 45 49 54 48 45 52 5f 45 44 47 45 2e 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63	;1<br>EITHER_EDGE.&nbsp;2<br></c
128380	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 72 72 6e 75 6d 22 3e 65 72 72 6e 75 6d 3c	ode><h3><a.name="errnum">errnum<
1283a0	2f 61 3e 3c 2f 68 33 3e 0a 41 20 6e 65 67 61 74 69 76 65 20 6e 75 6d 62 65 72 20 69 6e 64 69 63	/a></h3>.A.negative.number.indic
1283c0	61 74 69 6e 67 20 61 20 66 75 6e 63 74 69 6f 6e 20 63 61 6c 6c 20 66 61 69 6c 65 64 20 61 6e 64	ating.a.function.call.failed.and
1283e0	20 74 68 65 20 6e 61 74 75 72 65 0a 6f 66 20 74 68 65 20 65 72 72 6f 72 2e 0a 3c 68 33 3e 3c 61	.the.nature.of.the.error..<h3><a
128400	20 6e 61 6d 65 3d 22 65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 3a 20 30 2d 33 31 3c 2f 68	.name="event">event</a>:.0-31</h
128420	33 3e 0a 41 6e 20 65 76 65 6e 74 20 69 73 20 61 20 73 69 67 6e 61 6c 20 75 73 65 64 20 74 6f 20	3>.An.event.is.a.signal.used.to.
128440	69 6e 66 6f 72 6d 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 63 6f 6e 73 75 6d 65 72 73 0a 74 6f 20	inform.one.or.more.consumers.to.
128460	73 74 61 72 74 20 61 6e 20 61 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76	start.an.action..<h3><a.name="ev
128480	74 43 42 46 75 6e 63 5f 74 22 3e 65 76 74 43 42 46 75 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a	tCBFunc_t">evtCBFunc_t</a></h3>.
1284a0	3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 65	<code>typedef&nbsp;void&nbsp;(*e
1284c0	76 74 43 42 46 75 6e 63 5f 74 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	vtCBFunc_t)<br>&nbsp;&nbsp;&nbsp
1284e0	3b 28 69 6e 74 26 6e 62 73 70 3b 70 69 2c 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e 62 73	;(int&nbsp;pi,&nbsp;unsigned&nbs
128500	70 3b 65 76 65 6e 74 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69 63 6b	p;event,&nbsp;uint32_t&nbsp;tick
128520	29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 65 76 74 43 42 46	);<br></code><h3><a.name="evtCBF
128540	75 6e 63 45 78 5f 74 22 3e 65 76 74 43 42 46 75 6e 63 45 78 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a	uncEx_t">evtCBFuncEx_t</a></h3>.
128560	3c 63 6f 64 65 3e 74 79 70 65 64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 28 2a 65	<code>typedef&nbsp;void&nbsp;(*e
128580	76 74 43 42 46 75 6e 63 45 78 5f 74 29 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	vtCBFuncEx_t)<br>&nbsp;&nbsp;&nb
1285a0	73 70 3b 28 69 6e 74 26 6e 62 73 70 3b 70 69 2c 26 6e 62 73 70 3b 75 6e 73 69 67 6e 65 64 26 6e	sp;(int&nbsp;pi,&nbsp;unsigned&n
1285c0	62 73 70 3b 65 76 65 6e 74 2c 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 74 69	bsp;event,&nbsp;uint32_t&nbsp;ti
1285e0	63 6b 2c 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 2a 75 73 65 72 64 61 74 61 29 3b 3c 62	ck,&nbsp;void&nbsp;*userdata);<b
128600	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 66 22 3e 66 3c 2f 61 3e 3c 2f	r></code><h3><a.name="f">f</a></
128620	68 33 3e 0a 41 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 66 69	h3>.A.function..<h3><a.name="*fi
128640	6c 65 22 3e 2a 66 69 6c 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 75 6c 6c 20 66 69 6c 65 20 70	le">*file</a></h3>.A.full.file.p
128660	61 74 68 2e 20 20 54 6f 20 62 65 20 61 63 63 65 73 73 69 62 6c 65 20 74 68 65 20 70 61 74 68 20	ath...To.be.accessible.the.path.
128680	6d 75 73 74 20 6d 61 74 63 68 20 61 6e 20 65 6e 74 72 79 20 69 6e 0a 2f 6f 70 74 2f 70 69 67 70	must.match.an.entry.in./opt/pigp
1286a0	69 6f 2f 61 63 63 65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 66 70 61 74 22 3e 2a	io/access..<h3><a.name="*fpat">*
1286c0	66 70 61 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 69 6c 65 20 70 61 74 68 20 77 68 69 63 68 20	fpat</a></h3>.A.file.path.which.
1286e0	6d 61 79 20 63 6f 6e 74 61 69 6e 20 77 69 6c 64 63 61 72 64 73 2e 20 20 54 6f 20 62 65 20 61 63	may.contain.wildcards...To.be.ac
128700	63 65 73 73 69 62 6c 65 20 74 68 65 20 70 61 74 68 0a 6d 75 73 74 20 6d 61 74 63 68 20 61 6e 20	cessible.the.path.must.match.an.
128720	65 6e 74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 0a 3c 68 33	entry.in./opt/pigpio/access..<h3
128740	3e 3c 61 20 6e 61 6d 65 3d 22 66 72 65 71 75 65 6e 63 79 22 3e 66 72 65 71 75 65 6e 63 79 3c 2f	><a.name="frequency">frequency</
128760	61 3e 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 74 69	a>:.&gt;=0</h3>.The.number.of.ti
128780	6d 65 73 20 61 20 47 50 49 4f 20 69 73 20 73 77 69 63 68 65 64 20 6f 6e 20 61 6e 64 20 6f 66 66	mes.a.GPIO.is.swiched.on.and.off
1287a0	20 70 65 72 20 73 65 63 6f 6e 64 2e 20 20 54 68 69 73 0a 63 61 6e 20 62 65 20 73 65 74 20 70 65	.per.second...This.can.be.set.pe
1287c0	72 20 47 50 49 4f 20 61 6e 64 20 6d 61 79 20 62 65 20 61 73 20 6c 69 74 74 6c 65 20 61 73 20 35	r.GPIO.and.may.be.as.little.as.5
1287e0	48 7a 20 6f 72 20 61 73 20 6d 75 63 68 20 61 73 0a 34 30 4b 48 7a 2e 20 20 54 68 65 20 47 50 49	Hz.or.as.much.as.40KHz...The.GPI
128800	4f 20 77 69 6c 6c 20 62 65 20 6f 6e 20 66 6f 72 20 61 20 70 72 6f 70 6f 72 74 69 6f 6e 20 6f 66	O.will.be.on.for.a.proportion.of
128820	20 74 68 65 20 74 69 6d 65 20 61 73 20 64 65 66 69 6e 65 64 0a 62 79 20 69 74 73 20 64 75 74 79	.the.time.as.defined.by.its.duty
128840	63 79 63 6c 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 22 3e 67 70 69 6f 3c 2f	cycle..<h3><a.name="gpio">gpio</
128860	61 3e 3c 2f 68 33 3e 0a 41 20 42 72 6f 61 64 63 6f 6d 20 6e 75 6d 62 65 72 65 64 20 47 50 49 4f	a></h3>.A.Broadcom.numbered.GPIO
128880	2c 20 69 6e 20 74 68 65 20 72 61 6e 67 65 20 30 2d 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	,.in.the.range.0-53..<br><br>The
1288a0	72 65 20 20 61 72 65 20 35 34 20 47 65 6e 65 72 61 6c 20 50 75 72 70 6f 73 65 20 49 6e 70 75 74	re..are.54.General.Purpose.Input
1288c0	20 4f 75 74 70 75 74 73 20 28 47 50 49 4f 29 20 6e 61 6d 65 64 20 47 50 49 4f 30 20 74 68 72 6f	.Outputs.(GPIO).named.GPIO0.thro
1288e0	75 67 68 0a 47 50 49 4f 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 79 20 61 72 65 20 73 70 6c	ugh.GPIO53..<br><br>They.are.spl
128900	69 74 20 69 6e 74 6f 20 74 77 6f 20 20 62 61 6e 6b 73 2e 20 20 20 42 61 6e 6b 20 20 31 20 20 63	it.into.two..banks....Bank..1..c
128920	6f 6e 73 69 73 74 73 20 20 6f 66 20 20 47 50 49 4f 30 20 20 74 68 72 6f 75 67 68 0a 47 50 49 4f	onsists..of..GPIO0..through.GPIO
128940	33 31 2e 20 20 42 61 6e 6b 20 32 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 47 50 49 4f 33 32 20 74	31...Bank.2.consists.of.GPIO32.t
128960	68 72 6f 75 67 68 20 47 50 49 4f 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 41 6c 6c 20 74 68 65 20 47	hrough.GPIO53..<br><br>All.the.G
128980	50 49 4f 20 77 68 69 63 68 20 61 72 65 20 73 61 66 65 20 66 6f 72 20 74 68 65 20 75 73 65 72 20	PIO.which.are.safe.for.the.user.
1289a0	74 6f 20 72 65 61 64 20 61 6e 64 20 77 72 69 74 65 20 61 72 65 20 69 6e 0a 62 61 6e 6b 20 31 2e	to.read.and.write.are.in.bank.1.
1289c0	20 20 4e 6f 74 20 61 6c 6c 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 31 20 61 72 65 20 73 61 66	..Not.all.GPIO.in.bank.1.are.saf
1289e0	65 20 74 68 6f 75 67 68 2e 20 20 54 79 70 65 20 31 20 62 6f 61 72 64 73 0a 68 61 76 65 20 31 37	e.though...Type.1.boards.have.17
128a00	20 20 73 61 66 65 20 47 50 49 4f 2e 20 20 54 79 70 65 20 32 20 62 6f 61 72 64 73 20 68 61 76 65	..safe.GPIO...Type.2.boards.have
128a20	20 32 31 2e 20 20 54 79 70 65 20 33 20 62 6f 61 72 64 73 20 68 61 76 65 20 32 36 2e 0a 3c 62 72	.21...Type.3.boards.have.26..<br
128a40	3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 65 74 5f 68 61 72 64 77 61 72 65 5f	><br>See.<a.href="#get_hardware_
128a60	72 65 76 69 73 69 6f 6e 22 3e 67 65 74 5f 68 61 72 64 77 61 72 65 5f 72 65 76 69 73 69 6f 6e 3c	revision">get_hardware_revision<
128a80	2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 75 73 65 72 20 47 50 49 4f 20 61 72 65 20 6d	/a>..<br><br>The.user.GPIO.are.m
128aa0	61 72 6b 65 64 20 77 69 74 68 20 61 6e 20 58 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67	arked.with.an.X.in.the.following
128ac0	20 74 61 62 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e 62 73	.table..<br><br><code>&nbsp;&nbs
128ae0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
128b00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31	&nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;1
128b20	26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b	&nbsp;&nbsp;2&nbsp;&nbsp;3&nbsp;
128b40	26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;4&nbsp;&nbsp;5&nbsp;&nbsp;
128b60	36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70	6&nbsp;&nbsp;7&nbsp;&nbsp;8&nbsp
128b80	3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 32	;&nbsp;9&nbsp;10&nbsp;11&nbsp;12
128ba0	26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 35 3c 62 72 3e 54 79 70 65	&nbsp;13&nbsp;14&nbsp;15<br>Type
128bc0	26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	&nbsp;1&nbsp;&nbsp;&nbsp;&nbsp;X
128be0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;-&nbsp;
128c00	26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;-&nbsp;&nbsp;X&nbsp;&nbsp;
128c20	2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70	-&nbsp;&nbsp;-&nbsp;&nbsp;X&nbsp
128c40	3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp
128c60	3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73	;X&nbsp;&nbsp;X&nbsp;&nbsp;-&nbs
128c80	70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;-&nbsp;&nbsp;X&nbsp;&nbs
128ca0	70 3b 58 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;X<br>Type&nbsp;2&nbsp;&nbsp;&n
128cc0	62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;-&nbsp;&nbsp;-&nbsp;&n
128ce0	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26	bsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&
128d00	6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26	nbsp;&nbsp;-&nbsp;&nbsp;-&nbsp;&
128d20	6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X
128d40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;
128d60	26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;-&nbsp;&nbsp;-&nbsp;&nbsp;
128d80	58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 33 26 6e 62	X&nbsp;&nbsp;X<br>Type&nbsp;3&nb
128da0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
128dc0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;&nbsp;X&nbsp;
128de0	26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp;
128e00	58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70	X&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp
128e20	3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;X&nbsp;&nbsp;X&nbsp;&nbsp
128e40	3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73	;X&nbsp;&nbsp;X&nbsp;&nbsp;X&nbs
128e60	70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;X&nbsp;&nbsp;X&nbsp;&nbs
128e80	70 3b 58 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	p;X<br><br>&nbsp;&nbsp;&nbsp;&nb
128ea0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
128ec0	3b 31 36 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 39 26 6e 62 73 70	;16&nbsp;17&nbsp;18&nbsp;19&nbsp
128ee0	3b 32 30 26 6e 62 73 70 3b 32 31 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 32 33 26 6e 62 73 70	;20&nbsp;21&nbsp;22&nbsp;23&nbsp
128f00	3b 32 34 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b 32 36 26 6e 62 73 70 3b 32 37 26 6e 62 73 70	;24&nbsp;25&nbsp;26&nbsp;27&nbsp
128f20	3b 32 38 26 6e 62 73 70 3b 32 39 26 6e 62 73 70 3b 33 30 26 6e 62 73 70 3b 33 31 3c 62 72 3e 54	;28&nbsp;29&nbsp;30&nbsp;31<br>T
128f40	79 70 65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	ype&nbsp;1&nbsp;&nbsp;&nbsp;&nbs
128f60	70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62	p;-&nbsp;&nbsp;X&nbsp;&nbsp;X&nb
128f80	73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;-&nbsp;&nbsp;-&nbsp;&nb
128fa0	73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e	sp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&n
128fc0	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
128fe0	62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26	bsp;-&nbsp;&nbsp;-&nbsp;&nbsp;-&
129000	00 00 01 2b 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62	...+nbsp;&nbsp;-&nbsp;&nbsp;-&nb
129020	73 70 3b 26 6e 62 73 70 3b 2d 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26	sp;&nbsp;-<br>Type&nbsp;2&nbsp;&
129040	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26	nbsp;&nbsp;&nbsp;-&nbsp;&nbsp;X&
129060	6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26	nbsp;&nbsp;X&nbsp;&nbsp;-&nbsp;&
129080	6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58	nbsp;-&nbsp;&nbsp;-&nbsp;&nbsp;X
1290a0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b	&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp;
1290c0	26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;X&nbsp;&nbsp;-&nbsp;&nbsp;
1290e0	58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70	X&nbsp;&nbsp;X&nbsp;&nbsp;X&nbsp
129100	3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 3c 62 72 3e 54 79 70 65 26 6e 62	;&nbsp;X&nbsp;&nbsp;X<br>Type&nb
129120	73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62	sp;3&nbsp;&nbsp;&nbsp;&nbsp;X&nb
129140	73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;X&nbsp;&nbsp;X&nbsp;&nb
129160	73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e	sp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&n
129180	62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;X&nbsp;&nbsp;X&nbsp;&n
1291a0	62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 58 26	bsp;X&nbsp;&nbsp;X&nbsp;&nbsp;X&
1291c0	6e 62 73 70 3b 26 6e 62 73 70 3b 58 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26	nbsp;&nbsp;X&nbsp;&nbsp;-&nbsp;&
1291e0	6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d	nbsp;-&nbsp;&nbsp;-&nbsp;&nbsp;-
129200	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 50 75 6c 73	<br></code><h3><a.name="gpioPuls
129220	65 5f 74 22 3e 67 70 69 6f 50 75 6c 73 65 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e	e_t">gpioPulse_t</a></h3>.<code>
129240	74 79 70 65 64 65 66 26 6e 62 73 70 3b 73 74 72 75 63 74 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73	typedef&nbsp;struct<br>{<br>&nbs
129260	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 67 70 69 6f	p;&nbsp;&nbsp;uint32_t&nbsp;gpio
129280	4f 6e 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 75 69 6e 74 33 32 5f	On;<br>&nbsp;&nbsp;&nbsp;uint32_
1292a0	74 26 6e 62 73 70 3b 67 70 69 6f 4f 66 66 3b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	t&nbsp;gpioOff;<br>&nbsp;&nbsp;&
1292c0	6e 62 73 70 3b 75 69 6e 74 33 32 5f 74 26 6e 62 73 70 3b 75 73 44 65 6c 61 79 3b 3c 62 72 3e 7d	nbsp;uint32_t&nbsp;usDelay;<br>}
1292e0	26 6e 62 73 70 3b 67 70 69 6f 50 75 6c 73 65 5f 74 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	&nbsp;gpioPulse_t;<br></code><h3
129300	3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f 74 22 3e 67 70 69 6f	><a.name="gpioThreadFunc_t">gpio
129320	54 68 72 65 61 64 46 75 6e 63 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 74 79 70 65	ThreadFunc_t</a></h3>.<code>type
129340	64 65 66 26 6e 62 73 70 3b 76 6f 69 64 26 6e 62 73 70 3b 2a 28 67 70 69 6f 54 68 72 65 61 64 46	def&nbsp;void&nbsp;*(gpioThreadF
129360	75 6e 63 5f 74 29 26 6e 62 73 70 3b 28 76 6f 69 64 26 6e 62 73 70 3b 2a 29 3b 3c 62 72 3e 3c 2f	unc_t)&nbsp;(void&nbsp;*);<br></
129380	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 68 61 6e 64 6c 65 22 3e 68 61 6e 64 6c 65	code><h3><a.name="handle">handle
1293a0	3c 2f 61 3e 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65 72 20 72 65 66 65 72	</a>:.&gt;=0</h3>.A.number.refer
1293c0	65 6e 63 69 6e 67 20 61 6e 20 6f 62 6a 65 63 74 20 6f 70 65 6e 65 64 20 62 79 20 6f 6e 65 20 6f	encing.an.object.opened.by.one.o
1293e0	66 0a 3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 5f 6f 70 65 6e 22 3e 66	f.<br><br><a.href="#file_open">f
129400	69 6c 65 5f 6f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 69 32 63 5f 6f	ile_open</a><br>.<a.href="#i2c_o
129420	70 65 6e 22 3e 69 32 63 5f 6f 70 65 6e 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23	pen">i2c_open</a><br>.<a.href="#
129440	6e 6f 74 69 66 79 5f 6f 70 65 6e 22 3e 6e 6f 74 69 66 79 5f 6f 70 65 6e 3c 2f 61 3e 3c 62 72 3e	notify_open">notify_open</a><br>
129460	0a 3c 61 20 68 72 65 66 3d 22 23 73 65 72 69 61 6c 5f 6f 70 65 6e 22 3e 73 65 72 69 61 6c 5f 6f	.<a.href="#serial_open">serial_o
129480	70 65 6e 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e	pen</a><br>.<a.href="#spi_open">
1294a0	73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 61 64	spi_open</a>.<h3><a.name="i2c_ad
1294c0	64 72 22 3e 69 32 63 5f 61 64 64 72 3c 2f 61 3e 3a 20 30 2d 30 78 37 46 3c 2f 68 33 3e 0a 54 68	dr">i2c_addr</a>:.0-0x7F</h3>.Th
1294e0	65 20 61 64 64 72 65 73 73 20 6f 66 20 61 20 64 65 76 69 63 65 20 6f 6e 20 74 68 65 20 49 32 43	e.address.of.a.device.on.the.I2C
129500	20 62 75 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 62 75 73 22 3e 69 32 63 5f	.bus..<h3><a.name="i2c_bus">i2c_
129520	62 75 73 3c 2f 61 3e 3a 20 26 67 74 3b 3d 30 3c 2f 68 33 3e 0a 41 6e 20 49 32 43 20 62 75 73 20	bus</a>:.&gt;=0</h3>.An.I2C.bus.
129540	6e 75 6d 62 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 32 63 5f 66 6c 61 67 73 22 3e	number..<h3><a.name="i2c_flags">
129560	69 32 63 5f 66 6c 61 67 73 3c 2f 61 3e 3a 20 30 3c 2f 68 33 3e 0a 46 6c 61 67 73 20 77 68 69 63	i2c_flags</a>:.0</h3>.Flags.whic
129580	68 20 6d 6f 64 69 66 79 20 61 6e 20 49 32 43 20 6f 70 65 6e 20 63 6f 6d 6d 61 6e 64 2e 20 20 4e	h.modify.an.I2C.open.command...N
1295a0	6f 6e 65 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 0a 3c 68 33 3e 3c	one.are.currently.defined..<h3><
1295c0	61 20 6e 61 6d 65 3d 22 69 32 63 5f 72 65 67 22 3e 69 32 63 5f 72 65 67 3c 2f 61 3e 3a 20 30 2d	a.name="i2c_reg">i2c_reg</a>:.0-
1295e0	32 35 35 3c 2f 68 33 3e 0a 41 20 72 65 67 69 73 74 65 72 20 6f 66 20 61 6e 20 49 32 43 20 64 65	255</h3>.A.register.of.an.I2C.de
129600	76 69 63 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 69 6e 42 75 66 22 3e 2a 69 6e 42 75	vice..<h3><a.name="*inBuf">*inBu
129620	66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66 66 65 72 20 75 73 65 64 20 74 6f 20 70 61 73 73	f</a></h3>.A.buffer.used.to.pass
129640	20 64 61 74 61 20 74 6f 20 61 20 66 75 6e 63 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	.data.to.a.function..<h3><a.name
129660	3d 22 69 6e 4c 65 6e 22 3e 69 6e 4c 65 6e 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62	="inLen">inLen</a></h3>.The.numb
129680	65 72 20 6f 66 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20 69 6e 20 61 20 62 75 66 66 65 72 2e	er.of.bytes.of.data.in.a.buffer.
1296a0	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 6e 74 22 3e 69 6e 74 3c 2f 61 3e 3c 2f 68 33 3e 0a	.<h3><a.name="int">int</a></h3>.
1296c0	41 20 77 68 6f 6c 65 20 6e 75 6d 62 65 72 2c 20 6e 65 67 61 74 69 76 65 20 6f 72 20 70 6f 73 69	A.whole.number,.negative.or.posi
1296e0	74 69 76 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 6e 74 33 32 5f 74 22 3e 69 6e 74 33	tive..<h3><a.name="int32_t">int3
129700	32 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 33 32 2d 62 69 74 20 73 69 67 6e 65 64 20 76 61 6c	2_t</a></h3>.A.32-bit.signed.val
129720	75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 69 6e 76 65 72 74 22 3e 69 6e 76 65 72 74 3c	ue..<h3><a.name="invert">invert<
129740	2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 6c 61 67 20 75 73 65 64 20 74 6f 20 73 65 74 20 6e 6f 72 6d	/a></h3>.A.flag.used.to.set.norm
129760	61 6c 20 6f 72 20 69 6e 76 65 72 74 65 64 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64	al.or.inverted.bit.bang.serial.d
129780	61 74 61 20 6c 65 76 65 6c 20 6c 6f 67 69 63 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6c 65	ata.level.logic..<h3><a.name="le
1297a0	76 65 6c 22 3e 6c 65 76 65 6c 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6c 65 76 65 6c 20 6f 66	vel">level</a></h3>.The.level.of
1297c0	20 61 20 47 50 49 4f 2e 20 20 4c 6f 77 20 6f 72 20 48 69 67 68 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	.a.GPIO...Low.or.High..<br><br><
1297e0	63 6f 64 65 3e 50 49 5f 4f 46 46 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 4f 4e 26 6e 62 73 70	code>PI_OFF&nbsp;0<br>PI_ON&nbsp
129800	3b 31 3c 62 72 3e 3c 62 72 3e 50 49 5f 43 4c 45 41 52 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f	;1<br><br>PI_CLEAR&nbsp;0<br>PI_
129820	53 45 54 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 62 72 3e 50 49 5f 4c 4f 57 26 6e 62 73 70 3b 30 3c	SET&nbsp;1<br><br>PI_LOW&nbsp;0<
129840	62 72 3e 50 49 5f 48 49 47 48 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	br>PI_HIGH&nbsp;1<br></code><br>
129860	3c 62 72 3e 54 68 65 72 65 20 69 73 20 6f 6e 65 20 65 78 63 65 70 74 69 6f 6e 2e 20 20 49 66 20	<br>There.is.one.exception...If.
129880	61 20 77 61 74 63 68 64 6f 67 20 65 78 70 69 72 65 73 20 6f 6e 20 61 20 47 50 49 4f 20 74 68 65	a.watchdog.expires.on.a.GPIO.the
1298a0	20 6c 65 76 65 6c 20 77 69 6c 6c 20 62 65 0a 72 65 70 6f 72 74 65 64 20 61 73 20 50 49 5f 54 49	.level.will.be.reported.as.PI_TI
1298c0	4d 45 4f 55 54 2e 20 20 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 77 61 74 63 68 64	MEOUT...See.<a.href="#set_watchd
1298e0	6f 67 22 3e 73 65 74 5f 77 61 74 63 68 64 6f 67 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63	og">set_watchdog</a>..<br><br><c
129900	6f 64 65 3e 50 49 5f 54 49 4d 45 4f 55 54 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e	ode>PI_TIMEOUT&nbsp;2<br></code>
129920	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4d 49 53 4f 22 3e 4d 49 53 4f 3c 2f 61 3e 3c 2f 68 33 3e	<h3><a.name="MISO">MISO</a></h3>
129940	0a 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 4d 49 53 4f 20 73 69 67 6e	.The.GPIO.used.for.the.MISO.sign
129960	61 6c 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20	al.when.bit.banging.SPI..<h3><a.
129980	6e 61 6d 65 3d 22 6d 6f 64 65 22 3e 6d 6f 64 65 3c 2f 61 3e 3c 2f 68 33 3e 0a 31 2e 20 54 68 65	name="mode">mode</a></h3>.1..The
1299a0	20 6f 70 65 72 61 74 69 6f 6e 61 6c 20 6d 6f 64 65 20 6f 66 20 61 20 47 50 49 4f 2c 20 6e 6f 72	.operational.mode.of.a.GPIO,.nor
1299c0	6d 61 6c 6c 79 20 49 4e 50 55 54 20 6f 72 20 4f 55 54 50 55 54 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	mally.INPUT.or.OUTPUT..<br><br><
1299e0	63 6f 64 65 3e 50 49 5f 49 4e 50 55 54 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 4f 55 54 50 55	code>PI_INPUT&nbsp;0<br>PI_OUTPU
129a00	54 26 6e 62 73 70 3b 31 3c 62 72 3e 50 49 5f 41 4c 54 30 26 6e 62 73 70 3b 34 3c 62 72 3e 50 49	T&nbsp;1<br>PI_ALT0&nbsp;4<br>PI
129a20	5f 41 4c 54 31 26 6e 62 73 70 3b 35 3c 62 72 3e 50 49 5f 41 4c 54 32 26 6e 62 73 70 3b 36 3c 62	_ALT1&nbsp;5<br>PI_ALT2&nbsp;6<b
129a40	72 3e 50 49 5f 41 4c 54 33 26 6e 62 73 70 3b 37 3c 62 72 3e 50 49 5f 41 4c 54 34 26 6e 62 73 70	r>PI_ALT3&nbsp;7<br>PI_ALT4&nbsp
129a60	3b 33 3c 62 72 3e 50 49 5f 41 4c 54 35 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	;3<br>PI_ALT5&nbsp;2<br></code><
129a80	62 72 3e 3c 62 72 3e 32 2e 20 54 68 65 20 6d 6f 64 65 20 6f 66 20 77 61 76 65 66 6f 72 6d 20 74	br><br>2..The.mode.of.waveform.t
129aa0	72 61 6e 73 6d 69 73 73 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 57 41	ransmission..<br><br><code>PI_WA
129ac0	56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	VE_MODE_ONE_SHOT&nbsp;&nbsp;&nbs
129ae0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 57 41 56 45	p;&nbsp;&nbsp;&nbsp;0<br>PI_WAVE
129b00	5f 4d 4f 44 45 5f 52 45 50 45 41 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	_MODE_REPEAT&nbsp;&nbsp;&nbsp;&n
129b20	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72	bsp;&nbsp;&nbsp;&nbsp;&nbsp;1<br
129b40	3e 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 4f 4e 45 5f 53 48 4f 54 5f 53 59 4e 43 26 6e 62 73 70	>PI_WAVE_MODE_ONE_SHOT_SYNC&nbsp
129b60	3b 32 3c 62 72 3e 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 5f 53 59 4e 43 26 6e	;2<br>PI_WAVE_MODE_REPEAT_SYNC&n
129b80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e	bsp;&nbsp;&nbsp;3<br></code><br>
129ba0	3c 62 72 3e 33 2e 20 41 20 66 69 6c 65 20 6f 70 65 6e 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72	<br>3..A.file.open.mode..<br><br
129bc0	3e 3c 63 6f 64 65 3e 50 49 5f 46 49 4c 45 5f 52 45 41 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31	><code>PI_FILE_READ&nbsp;&nbsp;1
129be0	3c 62 72 3e 50 49 5f 46 49 4c 45 5f 57 52 49 54 45 26 6e 62 73 70 3b 32 3c 62 72 3e 50 49 5f 46	<br>PI_FILE_WRITE&nbsp;2<br>PI_F
129c00	49 4c 45 5f 52 57 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 3c	ILE_RW&nbsp;&nbsp;&nbsp;&nbsp;3<
129c20	62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20	br></code><br><br>The.following.
129c40	76 61 6c 75 65 73 20 63 61 6e 20 62 65 20 6f 72 27 64 20 69 6e 74 6f 20 74 68 65 20 6d 6f 64 65	values.can.be.or'd.into.the.mode
129c60	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 46 49 4c 45 5f 41 50 50 45 4e 44 26 6e	..<br><br><code>PI_FILE_APPEND&n
129c80	62 73 70 3b 34 3c 62 72 3e 50 49 5f 46 49 4c 45 5f 43 52 45 41 54 45 26 6e 62 73 70 3b 38 3c 62	bsp;4<br>PI_FILE_CREATE&nbsp;8<b
129ca0	72 3e 50 49 5f 46 49 4c 45 5f 54 52 55 4e 43 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 3c 62 72	r>PI_FILE_TRUNC&nbsp;&nbsp;16<br
129cc0	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4d 4f 53 49 22 3e 4d 4f 53 49 3c	></code><h3><a.name="MOSI">MOSI<
129ce0	2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 74 68 65 20 4d	/a></h3>.The.GPIO.used.for.the.M
129d00	4f 53 49 20 73 69 67 6e 61 6c 20 77 68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 2e	OSI.signal.when.bit.banging.SPI.
129d20	0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 75 6d 42 79 74 65 73 22 3e 6e 75 6d 42 79 74 65 73	.<h3><a.name="numBytes">numBytes
129d40	3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 75 73	</a></h3>.The.number.of.bytes.us
129d60	65 64 20 74 6f 20 73 74 6f 72 65 20 63 68 61 72 61 63 74 65 72 73 20 69 6e 20 61 20 73 74 72 69	ed.to.store.characters.in.a.stri
129d80	6e 67 2e 20 20 44 65 70 65 6e 64 69 6e 67 0a 6f 6e 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20	ng...Depending.on.the.number.of.
129da0	62 69 74 73 20 70 65 72 20 63 68 61 72 61 63 74 65 72 20 74 68 65 72 65 20 6d 61 79 20 62 65 20	bits.per.character.there.may.be.
129dc0	31 2c 20 32 2c 20 6f 72 20 34 20 62 79 74 65 73 0a 70 65 72 20 63 68 61 72 61 63 74 65 72 2e 0a	1,.2,.or.4.bytes.per.character..
129de0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6e 75 6d 50 61 72 22 3e 6e 75 6d 50 61 72 3c 2f 61 3e 3a	<h3><a.name="numPar">numPar</a>:
129e00	20 30 2d 31 30 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 70 61 72 61 6d 65 74	.0-10</h3>.The.number.of.paramet
129e20	65 72 73 20 70 61 73 73 65 64 20 74 6f 20 61 20 73 63 72 69 70 74 2e 0a 3c 68 33 3e 3c 61 20 6e	ers.passed.to.a.script..<h3><a.n
129e40	61 6d 65 3d 22 6e 75 6d 50 75 6c 73 65 73 22 3e 6e 75 6d 50 75 6c 73 65 73 3c 2f 61 3e 3c 2f 68	ame="numPulses">numPulses</a></h
129e60	33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 62 65 20 61 64	3>.The.number.of.pulses.to.be.ad
129e80	64 65 64 20 74 6f 20 61 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	ded.to.a.waveform..<h3><a.name="
129ea0	6f 66 66 73 65 74 22 3e 6f 66 66 73 65 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 61 73 73 6f	offset">offset</a></h3>.The.asso
129ec0	63 69 61 74 65 64 20 64 61 74 61 20 73 74 61 72 74 73 20 74 68 69 73 20 6e 75 6d 62 65 72 20 6f	ciated.data.starts.this.number.o
129ee0	66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 66 72 6f 6d 20 74 68 65 20 73 74 61 72 74 20 6f 66	f.microseconds.from.the.start.of
129f00	0a 74 68 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 6f 75 74	.the.waveform..<h3><a.name="*out
129f20	42 75 66 22 3e 2a 6f 75 74 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66 66 65 72 20 75	Buf">*outBuf</a></h3>.A.buffer.u
129f40	73 65 64 20 74 6f 20 72 65 74 75 72 6e 20 64 61 74 61 20 66 72 6f 6d 20 61 20 66 75 6e 63 74 69	sed.to.return.data.from.a.functi
129f60	6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 6f 75 74 4c 65 6e 22 3e 6f 75 74 4c 65 6e 3c	on..<h3><a.name="outLen">outLen<
129f80	2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 73 69 7a 65 20 69 6e 20 62 79 74 65 73 20 6f 66 20 61 6e	/a></h3>.The.size.in.bytes.of.an
129fa0	20 6f 75 74 70 75 74 20 62 75 66 66 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 61 64	.output.buffer..<h3><a.name="pad
129fc0	22 3e 70 61 64 3c 2f 61 3e 3a 20 30 2d 32 3c 2f 68 33 3e 0a 41 20 73 65 74 20 6f 66 20 47 50 49	">pad</a>:.0-2</h3>.A.set.of.GPI
129fe0	4f 20 77 68 69 63 68 20 73 68 61 72 65 20 63 6f 6d 6d 6f 6e 20 64 72 69 76 65 72 73 2e 0a 3c 62	O.which.share.common.drivers..<b
12a000	00 00 01 2c 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c	...,r><br><table.border="1".cell
12a020	70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f	padding="2".cellspacing="2"><tbo
12a040	64 79 3e 3c 74 72 3e 3c 74 64 3e 50 61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e	dy><tr><td>Pad</td><td>GPIO</td>
12a060	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e	</tr><tr><td>0</td><td>0-27</td>
12a080	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64	</tr><tr><td>1</td><td>28-45</td
12a0a0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74	></tr><tr><td>2</td><td>46-53</t
12a0c0	64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 61 20 6e 61	d></tr></tbody></table><h3><a.na
12a0e0	6d 65 3d 22 70 61 64 53 74 72 65 6e 67 74 68 22 3e 70 61 64 53 74 72 65 6e 67 74 68 3c 2f 61 3e	me="padStrength">padStrength</a>
12a100	3a 20 31 2d 31 36 3c 2f 68 33 3e 0a 54 68 65 20 6d 41 20 77 68 69 63 68 20 6d 61 79 20 62 65 20	:.1-16</h3>.The.mA.which.may.be.
12a120	64 72 61 77 6e 20 66 72 6f 6d 20 65 61 63 68 20 47 50 49 4f 20 77 68 69 6c 73 74 20 73 74 69 6c	drawn.from.each.GPIO.whilst.stil
12a140	6c 20 67 75 61 72 61 6e 74 65 65 69 6e 67 20 74 68 65 0a 68 69 67 68 20 61 6e 64 20 6c 6f 77 20	l.guaranteeing.the.high.and.low.
12a160	6c 65 76 65 6c 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 61 72 61 6d 22 3e 2a 70 61	levels..<h3><a.name="*param">*pa
12a180	72 61 6d 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66 20 73 63 72 69 70 74 20	ram</a></h3>.An.array.of.script.
12a1a0	70 61 72 61 6d 65 74 65 72 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 65 72 63 65 6e 74	parameters..<h3><a.name="percent
12a1c0	22 3e 70 65 72 63 65 6e 74 3c 2f 61 3e 3a 20 30 2d 31 30 30 3c 2f 68 33 3e 0a 54 68 65 20 73 69	">percent</a>:.0-100</h3>.The.si
12a1e0	7a 65 20 6f 66 20 77 61 76 65 66 6f 72 6d 20 61 73 20 70 65 72 63 65 6e 74 61 67 65 20 6f 66 20	ze.of.waveform.as.percentage.of.
12a200	6d 61 78 69 6d 75 6d 20 61 76 61 69 6c 61 62 6c 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	maximum.available..<h3><a.name="
12a220	70 69 22 3e 70 69 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 6e 20 69 6e 74 65 67 65 72 20 64 65 66 69 6e	pi">pi</a></h3>.An.integer.defin
12a240	69 6e 67 20 61 20 63 6f 6e 6e 65 63 74 65 64 20 50 69 2e 20 20 54 68 65 20 76 61 6c 75 65 20 69	ing.a.connected.Pi...The.value.i
12a260	73 20 72 65 74 75 72 6e 65 64 20 62 79 0a 3c 61 20 68 72 65 66 3d 22 23 70 69 67 70 69 6f 5f 73	s.returned.by.<a.href="#pigpio_s
12a280	74 61 72 74 22 3e 70 69 67 70 69 6f 5f 73 74 61 72 74 3c 2f 61 3e 20 75 70 6f 6e 20 73 75 63 63	tart">pigpio_start</a>.upon.succ
12a2a0	65 73 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 6f 72 74 53 74 72 22 3e 2a 70 6f 72	ess..<h3><a.name="*portStr">*por
12a2c0	74 53 74 72 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 73 74 72 69 6e 67 20 73 70 65 63 69 66 79 69 6e	tStr</a></h3>.A.string.specifyin
12a2e0	67 20 74 68 65 20 70 6f 72 74 20 61 64 64 72 65 73 73 20 75 73 65 64 20 62 79 20 74 68 65 20 50	g.the.port.address.used.by.the.P
12a300	69 20 72 75 6e 6e 69 6e 67 0a 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 20 20 49 74	i.running.the.pigpio.daemon...It
12a320	20 6d 61 79 20 62 65 20 4e 55 4c 4c 20 69 6e 20 77 68 69 63 68 20 63 61 73 65 20 22 38 38 38 38	.may.be.NULL.in.which.case."8888
12a340	22 0a 69 73 20 75 73 65 64 20 75 6e 6c 65 73 73 20 6f 76 65 72 72 69 64 64 65 6e 20 62 79 20 74	".is.used.unless.overridden.by.t
12a360	68 65 20 50 49 47 50 49 4f 5f 50 4f 52 54 20 65 6e 76 69 72 6f 6e 6d 65 6e 74 0a 76 61 72 69 61	he.PIGPIO_PORT.environment.varia
12a380	62 6c 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 74 68 22 3e 2a 70 74 68 3c 2f 61 3e	ble..<h3><a.name="*pth">*pth</a>
12a3a0	3c 2f 68 33 3e 0a 41 20 74 68 72 65 61 64 20 69 64 65 6e 74 69 66 69 65 72 2c 20 72 65 74 75 72	</h3>.A.thread.identifier,.retur
12a3c0	6e 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 73 74 61 72 74 5f 74 68 72 65 61 64 22 3e 73	ned.by.<a.href="#start_thread">s
12a3e0	74 61 72 74 5f 74 68 72 65 61 64 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 74	tart_thread</a>..<h3><a.name="pt
12a400	68 72 65 61 64 5f 74 22 3e 70 74 68 72 65 61 64 5f 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 74 68	hread_t">pthread_t</a></h3>.A.th
12a420	72 65 61 64 20 69 64 65 6e 74 69 66 69 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75	read.identifier..<h3><a.name="pu
12a440	64 22 3e 70 75 64 3c 2f 61 3e 3a 20 30 2d 32 3c 2f 68 33 3e 0a 54 68 65 20 73 65 74 74 69 6e 67	d">pud</a>:.0-2</h3>.The.setting
12a460	20 6f 66 20 74 68 65 20 70 75 6c 6c 20 75 70 2f 64 6f 77 6e 20 72 65 73 69 73 74 6f 72 20 66 6f	.of.the.pull.up/down.resistor.fo
12a480	72 20 61 20 47 50 49 4f 2c 20 77 68 69 63 68 20 6d 61 79 20 62 65 20 6f 66 66 2c 0a 70 75 6c 6c	r.a.GPIO,.which.may.be.off,.pull
12a4a0	2d 75 70 2c 20 6f 72 20 70 75 6c 6c 2d 64 6f 77 6e 2e 0a 3c 63 6f 64 65 3e 50 49 5f 50 55 44 5f	-up,.or.pull-down..<code>PI_PUD_
12a4c0	4f 46 46 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 50 55 44 5f 44 4f 57 4e 26 6e 62 73 70 3b 31	OFF&nbsp;0<br>PI_PUD_DOWN&nbsp;1
12a4e0	3c 62 72 3e 50 49 5f 50 55 44 5f 55 50 26 6e 62 73 70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	<br>PI_PUD_UP&nbsp;2<br></code><
12a500	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 70 75 6c 73 65 4c 65 6e 22 3e 70 75 6c 73 65 4c 65 6e 3c 2f	h3><a.name="pulseLen">pulseLen</
12a520	61 3e 3c 2f 68 33 3e 0a 31 2d 31 30 30 2c 20 74 68 65 20 6c 65 6e 67 74 68 20 6f 66 20 61 20 74	a></h3>.1-100,.the.length.of.a.t
12a540	72 69 67 67 65 72 20 70 75 6c 73 65 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 0a 3c 68	rigger.pulse.in.microseconds..<h
12a560	33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 70 75 6c 73 65 73 22 3e 2a 70 75 6c 73 65 73 3c 2f 61 3e 3c	3><a.name="*pulses">*pulses</a><
12a580	2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66 20 70 75 6c 73 65 73 20 74 6f 20 62 65 20 61 64	/h3>.An.array.of.pulses.to.be.ad
12a5a0	64 65 64 20 74 6f 20 61 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	ded.to.a.waveform..<h3><a.name="
12a5c0	70 75 6c 73 65 77 69 64 74 68 22 3e 70 75 6c 73 65 77 69 64 74 68 3c 2f 61 3e 3a 20 30 2c 20 35	pulsewidth">pulsewidth</a>:.0,.5
12a5e0	30 30 2d 32 35 30 30 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 50 49 5f 53 45 52 56 4f 5f 4f 46 46 26	00-2500</h3>.<code>PI_SERVO_OFF&
12a600	6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 4d 49 4e 5f 53 45 52 56 4f 5f 50 55 4c 53 45 57 49 44 54	nbsp;0<br>PI_MIN_SERVO_PULSEWIDT
12a620	48 26 6e 62 73 70 3b 35 30 30 3c 62 72 3e 50 49 5f 4d 41 58 5f 53 45 52 56 4f 5f 50 55 4c 53 45	H&nbsp;500<br>PI_MAX_SERVO_PULSE
12a640	57 49 44 54 48 26 6e 62 73 70 3b 32 35 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	WIDTH&nbsp;2500<br></code><h3><a
12a660	20 6e 61 6d 65 3d 22 50 57 4d 64 75 74 79 22 3e 50 57 4d 64 75 74 79 3c 2f 61 3e 3a 20 30 2d 31	.name="PWMduty">PWMduty</a>:.0-1
12a680	30 30 30 30 30 30 20 28 31 4d 29 3c 2f 68 33 3e 0a 54 68 65 20 68 61 72 64 77 61 72 65 20 50 57	000000.(1M)</h3>.The.hardware.PW
12a6a0	4d 20 64 75 74 79 63 79 63 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 64 65 66 69	M.dutycycle..<br><br><code>#defi
12a6c0	6e 65 26 6e 62 73 70 3b 50 49 5f 48 57 5f 50 57 4d 5f 52 41 4e 47 45 26 6e 62 73 70 3b 31 30 30	ne&nbsp;PI_HW_PWM_RANGE&nbsp;100
12a6e0	30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 57 4d 66	0000<br></code><h3><a.name="PWMf
12a700	72 65 71 22 3e 50 57 4d 66 72 65 71 3c 2f 61 3e 3a 20 31 2d 31 32 35 4d 20 28 31 2d 31 38 37 2e	req">PWMfreq</a>:.1-125M.(1-187.
12a720	35 4d 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 3c 2f 68 33 3e 0a 54 68 65 20 68 61 72	5M.for.the.BCM2711)</h3>.The.har
12a740	64 77 61 72 65 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f	dware.PWM.frequency..<br><br><co
12a760	64 65 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 48 57 5f 50 57 4d 5f 4d 49 4e 5f 46 52	de>#define&nbsp;PI_HW_PWM_MIN_FR
12a780	45 51 26 6e 62 73 70 3b 31 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 48 57 5f	EQ&nbsp;1<br>#define&nbsp;PI_HW_
12a7a0	50 57 4d 5f 4d 41 58 5f 46 52 45 51 26 6e 62 73 70 3b 31 32 35 30 30 30 30 30 30 3c 62 72 3e 23	PWM_MAX_FREQ&nbsp;125000000<br>#
12a7c0	64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 48 57 5f 50 57 4d 5f 4d 41 58 5f 46 52 45 51 5f 32	define&nbsp;PI_HW_PWM_MAX_FREQ_2
12a7e0	37 31 31 26 6e 62 73 70 3b 31 38 37 35 30 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	711&nbsp;187500000<br></code><h3
12a800	3e 3c 61 20 6e 61 6d 65 3d 22 72 61 6e 67 65 22 3e 72 61 6e 67 65 3c 2f 61 3e 3a 20 32 35 2d 34	><a.name="range">range</a>:.25-4
12a820	30 30 30 30 3c 2f 68 33 3e 0a 54 68 65 20 70 65 72 6d 69 73 73 69 62 6c 65 20 64 75 74 79 63 79	0000</h3>.The.permissible.dutycy
12a840	63 6c 65 20 76 61 6c 75 65 73 20 61 72 65 20 30 2d 72 61 6e 67 65 2e 0a 3c 62 72 3e 3c 62 72 3e	cle.values.are.0-range..<br><br>
12a860	3c 63 6f 64 65 3e 50 49 5f 4d 49 4e 5f 44 55 54 59 43 59 43 4c 45 5f 52 41 4e 47 45 26 6e 62 73	<code>PI_MIN_DUTYCYCLE_RANGE&nbs
12a880	70 3b 32 35 3c 62 72 3e 50 49 5f 4d 41 58 5f 44 55 54 59 43 59 43 4c 45 5f 52 41 4e 47 45 26 6e	p;25<br>PI_MAX_DUTYCYCLE_RANGE&n
12a8a0	62 73 70 3b 34 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	bsp;40000<br></code><h3><a.name=
12a8c0	22 2a 72 65 74 42 75 66 22 3e 2a 72 65 74 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 62 75 66	"*retBuf">*retBuf</a></h3>.A.buf
12a8e0	66 65 72 20 74 6f 20 68 6f 6c 64 20 61 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65	fer.to.hold.a.number.of.bytes.re
12a900	74 75 72 6e 65 64 20 74 6f 20 61 20 75 73 65 64 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63	turned.to.a.used.customised.func
12a920	74 69 6f 6e 2c 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 72 65 74 4d 61 78 22 3e 72 65 74 4d 61	tion,.<h3><a.name="retMax">retMa
12a940	78 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6d 61 78 69 6d 75 6d 20 6e 75 6d 62 65 72 20 6f 66	x</a></h3>.The.maximum.number.of
12a960	20 62 79 74 65 73 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f	.bytes.a.user.customised.functio
12a980	6e 20 73 68 6f 75 6c 64 20 72 65 74 75 72 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 72	n.should.return..<h3><a.name="*r
12a9a0	78 42 75 66 22 3e 2a 72 78 42 75 66 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20	xBuf">*rxBuf</a></h3>.A.pointer.
12a9c0	74 6f 20 61 20 62 75 66 66 65 72 20 74 6f 20 72 65 63 65 69 76 65 20 64 61 74 61 2e 0a 3c 68 33	to.a.buffer.to.receive.data..<h3
12a9e0	3e 3c 61 20 6e 61 6d 65 3d 22 53 43 4c 22 3e 53 43 4c 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20	><a.name="SCL">SCL</a></h3>.The.
12aa00	75 73 65 72 20 47 50 49 4f 20 74 6f 20 75 73 65 20 66 6f 72 20 74 68 65 20 63 6c 6f 63 6b 20 77	user.GPIO.to.use.for.the.clock.w
12aa20	68 65 6e 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	hen.bit.banging.I2C..<h3><a.name
12aa40	3d 22 53 43 4c 4b 22 3e 53 43 4c 4b 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 47 50 49 4f 20 75	="SCLK">SCLK</a></h3>.The.GPIO.u
12aa60	73 65 64 20 66 6f 72 20 74 68 65 20 53 43 4c 4b 20 73 69 67 6e 61 6c 20 77 68 65 6e 20 62 69 74	sed.for.the.SCLK.signal.when.bit
12aa80	20 62 61 6e 67 69 6e 67 20 53 50 49 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 63 72 69	.banging.SPI..<h3><a.name="*scri
12aaa0	70 74 22 3e 2a 73 63 72 69 70 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74	pt">*script</a></h3>.A.pointer.t
12aac0	6f 20 74 68 65 20 74 65 78 74 20 6f 66 20 61 20 73 63 72 69 70 74 2e 0a 3c 68 33 3e 3c 61 20 6e	o.the.text.of.a.script..<h3><a.n
12aae0	61 6d 65 3d 22 73 63 72 69 70 74 5f 69 64 22 3e 73 63 72 69 70 74 5f 69 64 3c 2f 61 3e 3c 2f 68	ame="script_id">script_id</a></h
12ab00	33 3e 0a 41 6e 20 69 64 20 6f 66 20 61 20 73 74 6f 72 65 64 20 73 63 72 69 70 74 20 61 73 20 72	3>.An.id.of.a.stored.script.as.r
12ab20	65 74 75 72 6e 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 73 74 6f 72 65 5f 73 63 72 69 70	eturned.by.<a.href="#store_scrip
12ab40	74 22 3e 73 74 6f 72 65 5f 73 63 72 69 70 74 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65	t">store_script</a>..<h3><a.name
12ab60	3d 22 2a 73 63 72 69 70 74 4e 61 6d 65 22 3e 2a 73 63 72 69 70 74 4e 61 6d 65 3c 2f 61 3e 3c 2f	="*scriptName">*scriptName</a></
12ab80	68 33 3e 0a 54 68 65 20 6e 61 6d 65 20 6f 66 20 61 20 3c 61 20 68 72 65 66 3d 22 23 73 68 65 6c	h3>.The.name.of.a.<a.href="#shel
12aba0	6c 5f 22 3e 73 68 65 6c 6c 5f 3c 2f 61 3e 20 73 63 72 69 70 74 20 74 6f 20 62 65 20 65 78 65 63	l_">shell_</a>.script.to.be.exec
12abc0	75 74 65 64 2e 20 20 54 68 65 20 73 63 72 69 70 74 20 6d 75 73 74 20 62 65 20 70 72 65 73 65 6e	uted...The.script.must.be.presen
12abe0	74 20 69 6e 0a 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 63 67 69 20 61 6e 64 20 6d 75 73 74 20 68 61	t.in./opt/pigpio/cgi.and.must.ha
12ac00	76 65 20 65 78 65 63 75 74 65 20 70 65 72 6d 69 73 73 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61	ve.execute.permission..<h3><a.na
12ac20	6d 65 3d 22 2a 73 63 72 69 70 74 53 74 72 69 6e 67 22 3e 2a 73 63 72 69 70 74 53 74 72 69 6e 67	me="*scriptString">*scriptString
12ac40	3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 73 74 72 69 6e 67 20 74 6f 20 62 65 20 70 61 73 73 65	</a></h3>.The.string.to.be.passe
12ac60	64 20 74 6f 20 61 20 3c 61 20 68 72 65 66 3d 22 23 73 68 65 6c 6c 5f 22 3e 73 68 65 6c 6c 5f 3c	d.to.a.<a.href="#shell_">shell_<
12ac80	2f 61 3e 20 73 63 72 69 70 74 20 74 6f 20 62 65 20 65 78 65 63 75 74 65 64 2e 0a 3c 68 33 3e 3c	/a>.script.to.be.executed..<h3><
12aca0	61 20 6e 61 6d 65 3d 22 53 44 41 22 3e 53 44 41 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 75 73	a.name="SDA">SDA</a></h3>.The.us
12acc0	65 72 20 47 50 49 4f 20 74 6f 20 75 73 65 20 66 6f 72 20 64 61 74 61 20 77 68 65 6e 20 62 69 74	er.GPIO.to.use.for.data.when.bit
12ace0	20 62 61 6e 67 69 6e 67 20 49 32 43 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 63 6f 6e	.banging.I2C..<h3><a.name="secon
12ad00	64 73 22 3e 73 65 63 6f 6e 64 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20	ds">seconds</a></h3>.The.number.
12ad20	6f 66 20 73 65 63 6f 6e 64 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 65 6b 46 72 6f	of.seconds..<h3><a.name="seekFro
12ad40	6d 22 3e 73 65 65 6b 46 72 6f 6d 3c 2f 61 3e 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 50 49 5f 46 52	m">seekFrom</a></h3>.<code>PI_FR
12ad60	4f 4d 5f 53 54 41 52 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 50	OM_START&nbsp;&nbsp;&nbsp;0<br>P
12ad80	49 5f 46 52 4f 4d 5f 43 55 52 52 45 4e 54 26 6e 62 73 70 3b 31 3c 62 72 3e 50 49 5f 46 52 4f 4d	I_FROM_CURRENT&nbsp;1<br>PI_FROM
12ada0	5f 45 4e 44 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	_END&nbsp;&nbsp;&nbsp;&nbsp;&nbs
12adc0	70 3b 32 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 65 65 6b 4f	p;2<br></code><h3><a.name="seekO
12ade0	66 66 73 65 74 22 3e 73 65 65 6b 4f 66 66 73 65 74 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e	ffset">seekOffset</a></h3>.The.n
12ae00	75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 74 6f 20 6d 6f 76 65 20 66 6f 72 77 61 72 64 20 28	umber.of.bytes.to.move.forward.(
12ae20	70 6f 73 69 74 69 76 65 29 20 6f 72 20 62 61 63 6b 77 61 72 64 73 20 28 6e 65 67 61 74 69 76 65	positive).or.backwards.(negative
12ae40	29 0a 66 72 6f 6d 20 74 68 65 20 73 65 65 6b 20 70 6f 73 69 74 69 6f 6e 20 28 73 74 61 72 74 2c	).from.the.seek.position.(start,
12ae60	20 63 75 72 72 65 6e 74 2c 20 6f 72 20 65 6e 64 20 6f 66 20 66 69 6c 65 29 2e 0a 3c 68 33 3e 3c	.current,.or.end.of.file)..<h3><
12ae80	61 20 6e 61 6d 65 3d 22 73 65 72 5f 66 6c 61 67 73 22 3e 73 65 72 5f 66 6c 61 67 73 3c 2f 61 3e	a.name="ser_flags">ser_flags</a>
12aea0	3c 2f 68 33 3e 0a 46 6c 61 67 73 20 77 68 69 63 68 20 6d 6f 64 69 66 79 20 61 20 73 65 72 69 61	</h3>.Flags.which.modify.a.seria
12aec0	6c 20 6f 70 65 6e 20 63 6f 6d 6d 61 6e 64 2e 20 20 4e 6f 6e 65 20 61 72 65 20 63 75 72 72 65 6e	l.open.command...None.are.curren
12aee0	74 6c 79 20 64 65 66 69 6e 65 64 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 65 72 5f 74	tly.defined..<h3><a.name="*ser_t
12af00	74 79 22 3e 2a 73 65 72 5f 74 74 79 3c 2f 61 3e 3c 2f 68 33 3e 0a 54 68 65 20 6e 61 6d 65 20 6f	ty">*ser_tty</a></h3>.The.name.o
12af20	66 20 61 20 73 65 72 69 61 6c 20 74 74 79 20 64 65 76 69 63 65 2c 20 65 2e 67 2e 20 2f 64 65 76	f.a.serial.tty.device,.e.g../dev
12af40	2f 74 74 79 41 4d 41 30 2c 20 2f 64 65 76 2f 74 74 79 55 53 42 30 2c 20 2f 64 65 76 2f 74 74 79	/ttyAMA0,./dev/ttyUSB0,./dev/tty
12af60	31 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 69 7a 65 5f 74 22 3e 73 69 7a 65 5f 74 3c 2f	1..<h3><a.name="size_t">size_t</
12af80	61 3e 3c 2f 68 33 3e 0a 41 20 73 74 61 6e 64 61 72 64 20 74 79 70 65 20 75 73 65 64 20 74 6f 20	a></h3>.A.standard.type.used.to.
12afa0	69 6e 64 69 63 61 74 65 20 74 68 65 20 73 69 7a 65 20 6f 66 20 61 6e 20 6f 62 6a 65 63 74 20 69	indicate.the.size.of.an.object.i
12afc0	6e 20 62 79 74 65 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69 5f 63 68 61 6e 6e 65	n.bytes..<h3><a.name="spi_channe
12afe0	6c 22 3e 73 70 69 5f 63 68 61 6e 6e 65 6c 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 53 50 49 20 63 68	l">spi_channel</a></h3>.A.SPI.ch
12b000	00 00 00 00 61 6e 6e 65 6c 2c 20 30 2d 32 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 70 69	....annel,.0-2..<h3><a.name="spi
12b020	5f 66 6c 61 67 73 22 3e 73 70 69 5f 66 6c 61 67 73 3c 2f 61 3e 3c 2f 68 33 3e 0a 53 65 65 20 3c	_flags">spi_flags</a></h3>.See.<
12b040	61 20 68 72 65 66 3d 22 23 73 70 69 5f 6f 70 65 6e 22 3e 73 70 69 5f 6f 70 65 6e 3c 2f 61 3e 20	a.href="#spi_open">spi_open</a>.
12b060	61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 62 62 5f 73 70 69 5f 6f 70 65 6e 22 3e 62 62 5f 73 70	and.<a.href="#bb_spi_open">bb_sp
12b080	69 5f 6f 70 65 6e 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 73 74 65 61 64 79 22	i_open</a>..<h3><a.name="steady"
12b0a0	3e 73 74 65 61 64 79 3c 2f 61 3e 3a 20 30 2d 33 30 30 30 30 30 3c 2f 68 33 3e 0a 54 68 65 20 6e	>steady</a>:.0-300000</h3>.The.n
12b0c0	75 6d 62 65 72 20 6f 66 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6c 65 76 65 6c 20 63 68 61 6e	umber.of.microseconds.level.chan
12b0e0	67 65 73 20 6d 75 73 74 20 62 65 20 73 74 61 62 6c 65 20 66 6f 72 0a 62 65 66 6f 72 65 20 72 65	ges.must.be.stable.for.before.re
12b100	70 6f 72 74 69 6e 67 20 74 68 65 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 64 20 28 3c 61 20 68 72	porting.the.level.changed.(<a.hr
12b120	65 66 3d 22 23 73 65 74 5f 67 6c 69 74 63 68 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f 67 6c 69 74	ef="#set_glitch_filter">set_glit
12b140	63 68 5f 66 69 6c 74 65 72 3c 2f 61 3e 29 20 6f 72 20 74 72 69 67 67 65 72 69 6e 67 0a 74 68 65	ch_filter</a>).or.triggering.the
12b160	20 61 63 74 69 76 65 20 70 61 72 74 20 6f 66 20 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20 28	.active.part.of.a.noise.filter.(
12b180	3c 61 20 68 72 65 66 3d 22 23 73 65 74 5f 6e 6f 69 73 65 5f 66 69 6c 74 65 72 22 3e 73 65 74 5f	<a.href="#set_noise_filter">set_
12b1a0	6e 6f 69 73 65 5f 66 69 6c 74 65 72 3c 2f 61 3e 29 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	noise_filter</a>)..<h3><a.name="
12b1c0	73 74 6f 70 5f 62 69 74 73 22 3e 73 74 6f 70 5f 62 69 74 73 3c 2f 61 3e 3a 20 32 2d 38 3c 2f 68	stop_bits">stop_bits</a>:.2-8</h
12b1e0	33 3e 0a 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 28 68 61 6c 66 29 20 73 74 6f 70 20 62 69 74	3>.The.number.of.(half).stop.bit
12b200	73 20 74 6f 20 62 65 20 75 73 65 64 20 77 68 65 6e 20 61 64 64 69 6e 67 20 73 65 72 69 61 6c 20	s.to.be.used.when.adding.serial.
12b220	64 61 74 61 0a 74 6f 20 61 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	data.to.a.waveform..<br><br><cod
12b240	65 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50 49 5f 4d 49 4e 5f 57 41 56 45 5f 48 41 4c 46 53	e>#define&nbsp;PI_MIN_WAVE_HALFS
12b260	54 4f 50 42 49 54 53 26 6e 62 73 70 3b 32 3c 62 72 3e 23 64 65 66 69 6e 65 26 6e 62 73 70 3b 50	TOPBITS&nbsp;2<br>#define&nbsp;P
12b280	49 5f 4d 41 58 5f 57 41 56 45 5f 48 41 4c 46 53 54 4f 50 42 49 54 53 26 6e 62 73 70 3b 38 3c 62	I_MAX_WAVE_HALFSTOPBITS&nbsp;8<b
12b2a0	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 73 74 72 22 3e 2a 73 74 72	r></code><h3><a.name="*str">*str
12b2c0	3c 2f 61 3e 3c 2f 68 33 3e 0a 20 41 6e 20 61 72 72 61 79 20 6f 66 20 63 68 61 72 61 63 74 65 72	</a></h3>..An.array.of.character
12b2e0	73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 74 68 72 65 61 64 5f 66 75 6e 63 22 3e 74 68 72	s..<h3><a.name="thread_func">thr
12b300	65 61 64 5f 66 75 6e 63 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 66 75 6e 63 74 69 6f 6e 20 6f 66 20	ead_func</a></h3>.A.function.of.
12b320	74 79 70 65 20 67 70 69 6f 54 68 72 65 61 64 46 75 6e 63 5f 74 20 75 73 65 64 20 61 73 20 74 68	type.gpioThreadFunc_t.used.as.th
12b340	65 20 6d 61 69 6e 20 66 75 6e 63 74 69 6f 6e 20 6f 66 20 61 0a 74 68 72 65 61 64 2e 0a 3c 68 33	e.main.function.of.a.thread..<h3
12b360	3e 3c 61 20 6e 61 6d 65 3d 22 74 69 6d 65 6f 75 74 22 3e 74 69 6d 65 6f 75 74 3c 2f 61 3e 3c 2f	><a.name="timeout">timeout</a></
12b380	68 33 3e 0a 41 20 47 50 49 4f 20 77 61 74 63 68 64 6f 67 20 74 69 6d 65 6f 75 74 20 69 6e 20 6d	h3>.A.GPIO.watchdog.timeout.in.m
12b3a0	69 6c 6c 69 73 65 63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 50 49 5f 4d 49	illiseconds..<br><br><code>PI_MI
12b3c0	4e 5f 57 44 4f 47 5f 54 49 4d 45 4f 55 54 26 6e 62 73 70 3b 30 3c 62 72 3e 50 49 5f 4d 41 58 5f	N_WDOG_TIMEOUT&nbsp;0<br>PI_MAX_
12b3e0	57 44 4f 47 5f 54 49 4d 45 4f 55 54 26 6e 62 73 70 3b 36 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64	WDOG_TIMEOUT&nbsp;60000<br></cod
12b400	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 74 78 42 75 66 22 3e 2a 74 78 42 75 66 3c 2f 61	e><h3><a.name="*txBuf">*txBuf</a
12b420	3e 3c 2f 68 33 3e 0a 41 6e 20 61 72 72 61 79 20 6f 66 20 62 79 74 65 73 20 74 6f 20 74 72 61 6e	></h3>.An.array.of.bytes.to.tran
12b440	73 6d 69 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 69 6e 74 33 32 5f 74 22 3e 75 69 6e	smit..<h3><a.name="uint32_t">uin
12b460	74 33 32 5f 74 3c 2f 61 3e 3a 20 30 2d 30 2d 34 2c 32 39 34 2c 39 36 37 2c 32 39 35 20 28 48 65	t32_t</a>:.0-0-4,294,967,295.(He
12b480	78 20 30 78 30 2d 30 78 46 46 46 46 46 46 46 46 29 3c 2f 68 33 3e 0a 41 20 33 32 2d 62 69 74 20	x.0x0-0xFFFFFFFF)</h3>.A.32-bit.
12b4a0	75 6e 73 69 67 6e 65 64 20 76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 6e 73	unsigned.value..<h3><a.name="uns
12b4c0	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 77 68 6f 6c 65	igned">unsigned</a></h3>.A.whole
12b4e0	20 6e 75 6d 62 65 72 20 26 67 74 3b 3d 20 30 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 75 73	.number.&gt;=.0..<h3><a.name="us
12b500	65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 3c 2f 68 33 3e 0a 30 2d 33 31	er_gpio">user_gpio</a></h3>.0-31
12b520	2c 20 61 20 42 72 6f 61 64 63 6f 6d 20 6e 75 6d 62 65 72 65 64 20 47 50 49 4f 2e 0a 3c 62 72 3e	,.a.Broadcom.numbered.GPIO..<br>
12b540	3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 22 3e 67 70 69 6f 3c 2f 61 3e	<br>See.<a.href="#gpio">gpio</a>
12b560	2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 2a 75 73 65 72 64 61 74 61 22 3e 2a 75 73 65 72 64	..<h3><a.name="*userdata">*userd
12b580	61 74 61 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 70 6f 69 6e 74 65 72 20 74 6f 20 61 72 62 69 74 72	ata</a></h3>.A.pointer.to.arbitr
12b5a0	61 72 79 20 75 73 65 72 20 64 61 74 61 2e 20 20 54 68 69 73 20 6d 61 79 20 62 65 20 75 73 65 64	ary.user.data...This.may.be.used
12b5c0	20 74 6f 20 69 64 65 6e 74 69 66 79 20 74 68 65 20 69 6e 73 74 61 6e 63 65 2e 0a 3c 62 72 3e 3c	.to.identify.the.instance..<br><
12b5e0	62 72 3e 59 6f 75 20 6d 75 73 74 20 65 6e 73 75 72 65 20 74 68 61 74 20 74 68 65 20 70 6f 69 6e	br>You.must.ensure.that.the.poin
12b600	74 65 72 20 69 73 20 69 6e 20 73 63 6f 70 65 20 61 74 20 74 68 65 20 74 69 6d 65 20 69 74 20 69	ter.is.in.scope.at.the.time.it.i
12b620	73 20 70 72 6f 63 65 73 73 65 64 2e 20 20 49 66 0a 69 74 20 69 73 20 61 20 70 6f 69 6e 74 65 72	s.processed...If.it.is.a.pointer
12b640	20 74 6f 20 61 20 67 6c 6f 62 61 6c 20 74 68 69 73 20 69 73 20 61 75 74 6f 6d 61 74 69 63 2e 20	.to.a.global.this.is.automatic..
12b660	20 44 6f 20 6e 6f 74 20 70 61 73 73 20 74 68 65 20 61 64 64 72 65 73 73 20 6f 66 20 61 0a 6c 6f	.Do.not.pass.the.address.of.a.lo
12b680	63 61 6c 20 76 61 72 69 61 62 6c 65 2e 20 20 49 66 20 79 6f 75 20 77 61 6e 74 20 74 6f 20 70 61	cal.variable...If.you.want.to.pa
12b6a0	73 73 20 61 20 74 72 61 6e 73 69 65 6e 74 20 6f 62 6a 65 63 74 20 74 68 65 6e 20 75 73 65 20 74	ss.a.transient.object.then.use.t
12b6c0	68 65 0a 66 6f 6c 6c 6f 77 69 6e 67 20 74 65 63 68 6e 69 71 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e	he.following.technique..<br><br>
12b6e0	49 6e 20 74 68 65 20 63 61 6c 6c 69 6e 67 20 66 75 6e 63 74 69 6f 6e 3a 0a 3c 62 72 3e 3c 62 72	In.the.calling.function:.<br><br
12b700	3e 3c 63 6f 64 65 3e 75 73 65 72 5f 74 79 70 65 26 6e 62 73 70 3b 2a 75 73 65 72 64 61 74 61 3b	><code>user_type&nbsp;*userdata;
12b720	3c 62 72 3e 3c 62 72 3e 75 73 65 72 5f 74 79 70 65 26 6e 62 73 70 3b 6d 79 5f 75 73 65 72 64 61	<br><br>user_type&nbsp;my_userda
12b740	74 61 3b 3c 62 72 3e 3c 62 72 3e 75 73 65 72 64 61 74 61 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b	ta;<br><br>userdata&nbsp;=&nbsp;
12b760	6d 61 6c 6c 6f 63 28 73 69 7a 65 6f 66 28 75 73 65 72 5f 74 79 70 65 29 29 3b 3c 62 72 3e 3c 62	malloc(sizeof(user_type));<br><b
12b780	72 3e 2a 75 73 65 72 64 61 74 61 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 6d 79 5f 75 73 65 72 64	r>*userdata&nbsp;=&nbsp;my_userd
12b7a0	61 74 61 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 49 6e 20 74 68 65 20 72 65	ata;<br></code><br><br>In.the.re
12b7c0	63 65 69 76 69 6e 67 20 66 75 6e 63 74 69 6f 6e 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	ceiving.function:.<br><br><code>
12b7e0	75 73 65 72 5f 74 79 70 65 26 6e 62 73 70 3b 6d 79 5f 75 73 65 72 64 61 74 61 26 6e 62 73 70 3b	user_type&nbsp;my_userdata&nbsp;
12b800	3d 26 6e 62 73 70 3b 2a 28 75 73 65 72 5f 74 79 70 65 2a 29 75 73 65 72 64 61 74 61 3b 3c 62 72	=&nbsp;*(user_type*)userdata;<br
12b820	3e 3c 62 72 3e 66 72 65 65 28 75 73 65 72 64 61 74 61 29 3b 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	><br>free(userdata);<br></code><
12b840	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 76 6f 69 64 22 3e 76 6f 69 64 3c 2f 61 3e 3c 2f 68 33 3e 0a	h3><a.name="void">void</a></h3>.
12b860	44 65 6e 6f 74 69 6e 67 20 6e 6f 20 70 61 72 61 6d 65 74 65 72 20 69 73 20 72 65 71 75 69 72 65	Denoting.no.parameter.is.require
12b880	64 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 61 64 64 5f 2a 22 3e 77 61 76 65 5f	d.<h3><a.name="wave_add_*">wave_
12b8a0	61 64 64 5f 2a 3c 2f 61 3e 3c 2f 68 33 3e 0a 4f 6e 65 20 6f 66 0a 3c 62 72 3e 3c 62 72 3e 3c 61	add_*</a></h3>.One.of.<br><br><a
12b8c0	20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 6e 65 77 22 3e 77 61 76 65 5f 61 64 64 5f 6e	.href="#wave_add_new">wave_add_n
12b8e0	65 77 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 67 65	ew</a><br>.<a.href="#wave_add_ge
12b900	6e 65 72 69 63 22 3e 77 61 76 65 5f 61 64 64 5f 67 65 6e 65 72 69 63 3c 2f 61 3e 3c 62 72 3e 0a	neric">wave_add_generic</a><br>.
12b920	3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 61 64 64 5f 73 65 72 69 61 6c 22 3e 77 61 76 65 5f	<a.href="#wave_add_serial">wave_
12b940	61 64 64 5f 73 65 72 69 61 6c 3c 2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65	add_serial</a>.<h3><a.name="wave
12b960	5f 69 64 22 3e 77 61 76 65 5f 69 64 3c 2f 61 3e 3c 2f 68 33 3e 0a 41 20 6e 75 6d 62 65 72 20 72	_id">wave_id</a></h3>.A.number.r
12b980	65 70 72 65 73 65 6e 74 69 6e 67 20 61 20 77 61 76 65 66 6f 72 6d 20 63 72 65 61 74 65 64 20 62	epresenting.a.waveform.created.b
12b9a0	79 20 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 63 72 65 61 74 65 22 3e 77 61 76 65 5f 63 72	y.<a.href="#wave_create">wave_cr
12b9c0	65 61 74 65 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 61 76 65 5f 73 65 6e 64	eate</a>..<h3><a.name="wave_send
12b9e0	5f 2a 22 3e 77 61 76 65 5f 73 65 6e 64 5f 2a 3c 2f 61 3e 3c 2f 68 33 3e 0a 4f 6e 65 20 6f 66 0a	_*">wave_send_*</a></h3>.One.of.
12ba00	3c 62 72 3e 3c 62 72 3e 3c 61 20 68 72 65 66 3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65	<br><br><a.href="#wave_send_once
12ba20	22 3e 77 61 76 65 5f 73 65 6e 64 5f 6f 6e 63 65 3c 2f 61 3e 3c 62 72 3e 0a 3c 61 20 68 72 65 66	">wave_send_once</a><br>.<a.href
12ba40	3d 22 23 77 61 76 65 5f 73 65 6e 64 5f 72 65 70 65 61 74 22 3e 77 61 76 65 5f 73 65 6e 64 5f 72	="#wave_send_repeat">wave_send_r
12ba60	65 70 65 61 74 3c 2f 61 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 77 56 61 6c 22 3e 77 56 61	epeat</a>.<h3><a.name="wVal">wVa
12ba80	6c 3c 2f 61 3e 3a 20 30 2d 36 35 35 33 35 20 28 48 65 78 20 30 78 30 2d 30 78 46 46 46 46 2c 20	l</a>:.0-65535.(Hex.0x0-0xFFFF,.
12baa0	4f 63 74 61 6c 20 30 2d 30 31 37 37 37 37 37 29 3c 2f 68 33 3e 0a 41 20 31 36 2d 62 69 74 20 77	Octal.0-0177777)</h3>.A.16-bit.w
12bac0	6f 72 64 20 76 61 6c 75 65 2e 0a 3c 68 32 3e 70 69 67 70 69 6f 64 5f 69 66 32 20 45 72 72 6f 72	ord.value..<h2>pigpiod_if2.Error
12bae0	20 43 6f 64 65 73 3c 2f 68 32 3e 3c 63 6f 64 65 3e 3c 62 72 3e 74 79 70 65 64 65 66 26 6e 62 73	.Codes</h2><code><br>typedef&nbs
12bb00	70 3b 65 6e 75 6d 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;enum<br>{<br>&nbsp;&nbsp;&nbsp
12bb20	3b 70 69 67 69 66 5f 62 61 64 5f 73 65 6e 64 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;pigif_bad_send&nbsp;&nbsp;&nbsp
12bb40	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
12bb60	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 30 2c 3c 62	nbsp;&nbsp;&nbsp;=&nbsp;-2000,<b
12bb80	72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61 64 5f 72 65	r>&nbsp;&nbsp;&nbsp;pigif_bad_re
12bba0	63 76 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	cv&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
12bbc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
12bbe0	62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 31 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70	bsp;=&nbsp;-2001,<br>&nbsp;&nbsp
12bc00	3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61 64 5f 67 65 74 61 64 64 72 69 6e 66 6f 26 6e 62 73	;&nbsp;pigif_bad_getaddrinfo&nbs
12bc20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 32	p;&nbsp;&nbsp;&nbsp;=&nbsp;-2002
12bc40	2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61 64	,<br>&nbsp;&nbsp;&nbsp;pigif_bad
12bc60	5f 63 6f 6e 6e 65 63 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	_connect&nbsp;&nbsp;&nbsp;&nbsp;
12bc80	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d	&nbsp;&nbsp;&nbsp;&nbsp;=&nbsp;-
12bca0	32 30 30 33 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66	2003,<br>&nbsp;&nbsp;&nbsp;pigif
12bcc0	5f 62 61 64 5f 73 6f 63 6b 65 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	_bad_socket&nbsp;&nbsp;&nbsp;&nb
12bce0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
12bd00	3b 3d 26 6e 62 73 70 3b 2d 32 30 30 34 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	;=&nbsp;-2004,<br>&nbsp;&nbsp;&n
12bd20	62 73 70 3b 70 69 67 69 66 5f 62 61 64 5f 6e 6f 69 62 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	bsp;pigif_bad_noib&nbsp;&nbsp;&n
12bd40	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
12bd60	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30 35	p;&nbsp;&nbsp;&nbsp;=&nbsp;-2005
12bd80	2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 64 75 70	,<br>&nbsp;&nbsp;&nbsp;pigif_dup
12bda0	6c 69 63 61 74 65 5f 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 30	licate_callback&nbsp;=&nbsp;-200
12bdc0	36 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 62 61	6,<br>&nbsp;&nbsp;&nbsp;pigif_ba
12bde0	64 5f 6d 61 6c 6c 6f 63 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	d_malloc&nbsp;&nbsp;&nbsp;&nbsp;
12be00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=&
12be20	6e 62 73 70 3b 2d 32 30 30 37 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;-2007,<br>&nbsp;&nbsp;&nbsp
12be40	3b 70 69 67 69 66 5f 62 61 64 5f 63 61 6c 6c 62 61 63 6b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;pigif_bad_callback&nbsp;&nbsp;&
12be60	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=&n
12be80	62 73 70 3b 2d 32 30 30 38 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;-2008,<br>&nbsp;&nbsp;&nbsp;
12bea0	70 69 67 69 66 5f 6e 6f 74 69 66 79 5f 66 61 69 6c 65 64 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	pigif_notify_failed&nbsp;&nbsp;&
12bec0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32	nbsp;&nbsp;&nbsp;&nbsp;=&nbsp;-2
12bee0	30 30 39 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f	009,<br>&nbsp;&nbsp;&nbsp;pigif_
12bf00	63 61 6c 6c 62 61 63 6b 5f 6e 6f 74 5f 66 6f 75 6e 64 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d	callback_not_found&nbsp;=&nbsp;-
12bf20	32 30 31 30 2c 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66	2010,<br>&nbsp;&nbsp;&nbsp;pigif
12bf40	5f 75 6e 63 6f 6e 6e 65 63 74 65 64 5f 70 69 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	_unconnected_pi&nbsp;&nbsp;&nbsp
12bf60	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 31 31 2c 3c 62 72 3e 26 6e	;&nbsp;&nbsp;=&nbsp;-2011,<br>&n
12bf80	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 69 67 69 66 5f 74 6f 6f 5f 6d 61 6e 79 5f 70	bsp;&nbsp;&nbsp;pigif_too_many_p
12bfa0	69 73 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	is&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
12bfc0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 2d 32 30 31 32 2c 3c 62 72 3e 7d 26 6e	&nbsp;&nbsp;=&nbsp;-2012,<br>}&n
12bfe0	62 73 70 3b 70 69 67 69 66 45 72 72 6f 72 5f 74 3b 3c 62 72 3e 3c 62 72 3e 3c 2f 63 6f 64 65 3e	bsp;pigifError_t;<br><br></code>
12c000	00 00 01 10 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 52 4f 43 44 22 3e	....></code><h3><a.name="PROCD">
12c020	50 52 4f 43 44 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64 3c 2f 61	PROCD</a>..<a.href="#sid">sid</a
12c040	3e 20 2d 20 44 65 6c 65 74 65 20 73 63 72 69 70 74 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61	>.-.Delete.script</h3>This.comma
12c060	6e 64 20 64 65 6c 65 74 65 73 20 73 63 72 69 70 74 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22	nd.deletes.script.<a.href="#sid"
12c080	3e 73 69 64 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e	>sid</a>..<br><br>Upon.success.n
12c0a0	6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20	othing.is.returned...On.error.a.
12c0c0	6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74	negative.status.code.will.be.ret
12c0e0	75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 53 63 72	urned..<br><br>See.<a.href="#Scr
12c100	69 70 74 73 22 3e 53 63 72 69 70 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	ipts">Scripts</a>..<br><br><b><s
12c120	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
12c140	3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 64 26 6e 62 73	<code>$&nbsp;pigs&nbsp;procd&nbs
12c160	70 3b 31 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63	p;1<br><br>$&nbsp;pigs&nbsp;proc
12c180	64 26 6e 62 73 70 3b 31 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 75 6e 6b 6e 6f 77 6e 26	d&nbsp;1<br>ERROR:&nbsp;unknown&
12c1a0	6e 62 73 70 3b 73 63 72 69 70 74 26 6e 62 73 70 3b 69 64 3c 62 72 3e 2d 34 38 3c 62 72 3e 3c 2f	nbsp;script&nbsp;id<br>-48<br></
12c1c0	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 52 4f 43 50 22 3e 50 52 4f 43 50 3c 2f	code><h3><a.name="PROCP">PROCP</
12c1e0	61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64 3c 2f 61 3e 20 2d 20 47 65 74	a>..<a.href="#sid">sid</a>.-.Get
12c200	20 73 63 72 69 70 74 20 73 74 61 74 75 73 20 61 6e 64 20 70 61 72 61 6d 65 74 65 72 73 3c 2f 68	.script.status.and.parameters</h
12c220	33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 73 74 61 74 75	3>This.command.returns.the.statu
12c240	73 20 6f 66 20 73 63 72 69 70 74 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64 3c 2f	s.of.script.<a.href="#sid">sid</
12c260	61 3e 20 61 73 20 77 65 6c 6c 20 61 73 20 74 68 65 0a 63 75 72 72 65 6e 74 20 76 61 6c 75 65 20	a>.as.well.as.the.current.value.
12c280	6f 66 20 69 74 73 20 31 30 20 70 61 72 61 6d 65 74 65 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70	of.its.10.parameters..<br><br>Up
12c2a0	6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20 73 63 72 69 70 74 20 73 74 61 74 75 73 20 61 6e 64	on.success.the.script.status.and
12c2c0	20 70 61 72 61 6d 65 74 65 72 73 20 61 72 65 20 20 72 65 74 75 72 6e 65 64 2e 0a 4f 6e 20 65 72	.parameters.are..returned..On.er
12c2e0	72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20	ror.a.negative.status.code.will.
12c300	62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 63 72 69 70 74 20	be.returned..<br><br>The.script.
12c320	73 74 61 74 75 73 20 6d 61 79 20 62 65 20 6f 6e 65 20 6f 66 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61	status.may.be.one.of.<br><br><ta
12c340	62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63	ble.border="1".cellpadding="2".c
12c360	65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 30 3c	ellspacing="2"><tbody><tr><td>0<
12c380	2f 74 64 3e 3c 74 64 3e 62 65 69 6e 67 20 69 6e 69 74 69 61 6c 69 73 65 64 3c 2f 74 64 3e 3c 2f	/td><td>being.initialised</td></
12c3a0	74 72 3e 3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 68 61 6c 74 65 64 3c 2f 74 64 3e	tr><tr><td>1</td><td>halted</td>
12c3c0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 72 75 6e 6e 69 6e 67 3c 2f	</tr><tr><td>2</td><td>running</
12c3e0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 77 61 69 74 69 6e	td></tr><tr><td>3</td><td>waitin
12c400	67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 34 3c 2f 74 64 3e 3c 74 64 3e 66 61 69	g</td></tr><tr><td>4</td><td>fai
12c420	6c 65 64 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72	led</td></tr></tbody></table><br
12c440	3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 53 63 72 69 70 74 73 22 3e 53 63 72 69	><br>See.<a.href="#Scripts">Scri
12c460	70 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70	pts</a>..<br><br><b><small>Examp
12c480	6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62	le</small></b><br><br><code>$&nb
12c4a0	73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 70 26 6e 62 73 70 3b 30 3c 62 72 3e 31 26 6e	sp;pigs&nbsp;procp&nbsp;0<br>1&n
12c4c0	62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	bsp;0&nbsp;0&nbsp;0&nbsp;0&nbsp;
12c4e0	30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62	0&nbsp;0&nbsp;0&nbsp;0&nbsp;0&nb
12c500	73 70 3b 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 52 4f 43	sp;0<br></code><h3><a.name="PROC
12c520	52 22 3e 50 52 4f 43 52 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64	R">PROCR</a>..<a.href="#sid">sid
12c540	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 61 72 73 22 3e 70 61 72 73 3c 2f 61 3e 20 2d 20	</a>.<a.href="#pars">pars</a>.-.
12c560	52 75 6e 20 73 63 72 69 70 74 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 75 6e 73	Run.script</h3>This.command.runs
12c580	20 73 74 6f 72 65 64 20 73 63 72 69 70 74 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69	.stored.script.<a.href="#sid">si
12c5a0	64 3c 2f 61 3e 20 70 61 73 73 69 6e 67 20 69 74 20 75 70 20 74 6f 20 31 30 20 6f 70 74 69 6f 6e	d</a>.passing.it.up.to.10.option
12c5c0	61 6c 0a 70 61 72 61 6d 65 74 65 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63	al.parameters..<br><br>Upon.succ
12c5e0	65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72	ess.nothing.is.returned...On.err
12c600	6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62	or.a.negative.status.code.will.b
12c620	65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d	e.returned..<br><br>See.<a.href=
12c640	22 23 53 63 72 69 70 74 73 22 3e 53 63 72 69 70 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e	"#Scripts">Scripts</a>..<br><br>
12c660	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
12c680	3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63	><br><code>$&nbsp;pigs&nbsp;proc
12c6a0	26 6e 62 73 70 3b 74 61 67 26 6e 62 73 70 3b 31 32 33 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 34	&nbsp;tag&nbsp;123&nbsp;w&nbsp;4
12c6c0	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b	&nbsp;0&nbsp;mils&nbsp;200&nbsp;
12c6e0	77 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b 33	w&nbsp;4&nbsp;1&nbsp;mils&nbsp;3
12c700	30 30 26 6e 62 73 70 3b 64 63 72 26 6e 62 73 70 3b 70 30 26 6e 62 73 70 3b 6a 70 26 6e 62 73 70	00&nbsp;dcr&nbsp;p0&nbsp;jp&nbsp
12c720	3b 31 32 33 3c 62 72 3e 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	;123<br>0<br><br>$&nbsp;pigs&nbs
12c740	70 3b 70 72 6f 63 72 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 23 26 6e 62	p;procr&nbsp;0&nbsp;50&nbsp;#&nb
12c760	73 70 3b 52 75 6e 26 6e 62 73 70 3b 73 63 72 69 70 74 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 77	sp;Run&nbsp;script&nbsp;0&nbsp;w
12c780	69 74 68 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6f	ith&nbsp;parameter&nbsp;0&nbsp;o
12c7a0	66 26 6e 62 73 70 3b 35 30 2e 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	f&nbsp;50.<br><br>$&nbsp;pigs&nb
12c7c0	73 70 3b 70 72 6f 63 70 26 6e 62 73 70 3b 30 3c 62 72 3e 32 26 6e 62 73 70 3b 34 34 26 6e 62 73	sp;procp&nbsp;0<br>2&nbsp;44&nbs
12c7e0	70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26	p;0&nbsp;0&nbsp;0&nbsp;0&nbsp;0&
12c800	6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 24	nbsp;0&nbsp;0&nbsp;0&nbsp;0<br>$
12c820	26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 70 26 6e 62 73 70 3b 30 3c 62 72 3e	&nbsp;pigs&nbsp;procp&nbsp;0<br>
12c840	32 26 6e 62 73 70 3b 33 37 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e	2&nbsp;37&nbsp;0&nbsp;0&nbsp;0&n
12c860	62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	bsp;0&nbsp;0&nbsp;0&nbsp;0&nbsp;
12c880	30 26 6e 62 73 70 3b 30 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f	0&nbsp;0<br>$&nbsp;pigs&nbsp;pro
12c8a0	63 70 26 6e 62 73 70 3b 30 3c 62 72 3e 32 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 30 26 6e 62	cp&nbsp;0<br>2&nbsp;10&nbsp;0&nb
12c8c0	73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30	sp;0&nbsp;0&nbsp;0&nbsp;0&nbsp;0
12c8e0	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 24 26 6e 62 73 70 3b	&nbsp;0&nbsp;0&nbsp;0<br>$&nbsp;
12c900	70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 70 26 6e 62 73 70 3b 30 3c 62 72 3e 32 26 6e 62 73 70	pigs&nbsp;procp&nbsp;0<br>2&nbsp
12c920	3b 35 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e	;5&nbsp;0&nbsp;0&nbsp;0&nbsp;0&n
12c940	62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	bsp;0&nbsp;0&nbsp;0&nbsp;0&nbsp;
12c960	30 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 70 26 6e 62 73 70	0<br>$&nbsp;pigs&nbsp;procp&nbsp
12c980	3b 30 3c 62 72 3e 32 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73	;0<br>2&nbsp;2&nbsp;0&nbsp;0&nbs
12c9a0	70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26	p;0&nbsp;0&nbsp;0&nbsp;0&nbsp;0&
12c9c0	6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	nbsp;0&nbsp;0<br>$&nbsp;pigs&nbs
12c9e0	70 3b 70 72 6f 63 70 26 6e 62 73 70 3b 30 3c 62 72 3e 31 26 6e 62 73 70 3b 2d 31 26 6e 62 73 70	p;procp&nbsp;0<br>1&nbsp;-1&nbsp
12ca00	3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e	;0&nbsp;0&nbsp;0&nbsp;0&nbsp;0&n
12ca20	62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 2f	bsp;0&nbsp;0&nbsp;0&nbsp;0<br></
12ca40	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 52 4f 43 53 22 3e 50 52 4f 43 53 3c 2f	code><h3><a.name="PROCS">PROCS</
12ca60	61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64 3c 2f 61 3e 20 2d 20 53 74 6f	a>..<a.href="#sid">sid</a>.-.Sto
12ca80	70 20 73 63 72 69 70 74 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 74 6f 70 73 20	p.script</h3>This.command.stops.
12caa0	61 20 72 75 6e 6e 69 6e 67 20 73 63 72 69 70 74 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e	a.running.script.<a.href="#sid">
12cac0	73 69 64 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f	sid</a>..<br><br>Upon.success.no
12cae0	74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e	thing.is.returned...On.error.a.n
12cb00	65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75	egative.status.code.will.be.retu
12cb20	72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 53 63 72 69	rned..<br><br>See.<a.href="#Scri
12cb40	70 74 73 22 3e 53 63 72 69 70 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	pts">Scripts</a>..<br><br><b><sm
12cb60	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
12cb80	63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 73 26 6e 62 73 70	code>$&nbsp;pigs&nbsp;procs&nbsp
12cba0	3b 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 73	;0<br><br>$&nbsp;pigs&nbsp;procs
12cbc0	26 6e 62 73 70 3b 31 3c 62 72 3e 2d 34 38 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 75 6e	&nbsp;1<br>-48<br>ERROR:&nbsp;un
12cbe0	6b 6e 6f 77 6e 26 6e 62 73 70 3b 73 63 72 69 70 74 26 6e 62 73 70 3b 69 64 3c 62 72 3e 3c 2f 63	known&nbsp;script&nbsp;id<br></c
12cc00	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 52 4f 43 55 22 3e 50 52 4f 43 55 3c 2f 61	ode><h3><a.name="PROCU">PROCU</a
12cc20	3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65	>..<a.href="#sid">sid</a>.<a.hre
12cc40	66 3d 22 23 70 61 72 73 22 3e 70 61 72 73 3c 2f 61 3e 20 2d 20 53 65 74 20 73 63 72 69 70 74 20	f="#pars">pars</a>.-.Set.script.
12cc60	70 61 72 61 6d 65 74 65 72 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73	parameters</h3>This.command.sets
12cc80	20 74 68 65 20 70 61 72 61 6d 65 74 65 72 73 20 6f 66 20 61 20 73 74 6f 72 65 64 20 73 63 72 69	.the.parameters.of.a.stored.scri
12cca0	70 74 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64 3c 2f 61 3e 20 70 61 73 73 69 6e	pt.<a.href="#sid">sid</a>.passin
12ccc0	67 0a 69 74 20 75 70 20 74 6f 20 31 30 20 70 61 72 61 6d 65 74 65 72 73 2e 0a 3c 62 72 3e 3c 62	g.it.up.to.10.parameters..<br><b
12cce0	72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e	r>Upon.success.nothing.is.return
12cd00	65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20	ed...On.error.a.negative.status.
12cd20	63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53	code.will.be.returned..<br><br>S
12cd40	65 65 20 3c 61 20 68 72 65 66 3d 22 23 53 63 72 69 70 74 73 22 3e 53 63 72 69 70 74 73 3c 2f 61	ee.<a.href="#Scripts">Scripts</a
12cd60	3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	>..<br><br><b><small>Example</sm
12cd80	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67	all></b><br><br><code>$&nbsp;pig
12cda0	73 26 6e 62 73 70 3b 70 72 6f 63 26 6e 62 73 70 3b 74 61 67 26 6e 62 73 70 3b 30 26 6e 62 73 70	s&nbsp;proc&nbsp;tag&nbsp;0&nbsp
12cdc0	3b 68 70 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 70 30 26 6e 62 73 70 3b 70 31 26 6e 62 73 70	;hp&nbsp;18&nbsp;p0&nbsp;p1&nbsp
12cde0	3b 6d 69 6c 73 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 6a 6d 70 26 6e 62 73 70 3b 30 3c	;mils&nbsp;1000&nbsp;jmp&nbsp;0<
12ce00	62 72 3e 30 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 75 26 6e	br>0<br>$&nbsp;pigs&nbsp;procu&n
12ce20	62 73 70 3b 30 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 35 30 30 30 30 30 3c 62 72 3e 24 26 6e	bsp;0&nbsp;50&nbsp;500000<br>$&n
12ce40	62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 72 26 6e 62 73 70 3b 30 3c 62 72 3e 24 26	bsp;pigs&nbsp;procr&nbsp;0<br>$&
12ce60	6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 75 26 6e 62 73 70 3b 30 26 6e 62 73 70	nbsp;pigs&nbsp;procu&nbsp;0&nbsp
12ce80	3b 31 30 30 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 75 26 6e	;100<br>$&nbsp;pigs&nbsp;procu&n
12cea0	62 73 70 3b 30 26 6e 62 73 70 3b 32 30 30 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	bsp;0&nbsp;200<br>$&nbsp;pigs&nb
12cec0	73 70 3b 70 72 6f 63 75 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 31 30	sp;procu&nbsp;0&nbsp;200&nbsp;10
12cee0	30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 52 52 47	0000<br></code><h3><a.name="PRRG
12cf00	22 3e 50 52 52 47 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 2d	">PRRG</a>..<a.href="#u">u</a>.-
12cf20	20 47 65 74 20 47 50 49 4f 20 50 57 4d 20 72 65 61 6c 20 72 61 6e 67 65 3c 2f 68 33 3e 54 68 69	.Get.GPIO.PWM.real.range</h3>Thi
12cf40	73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 72 65 61 6c 20 75 6e 64 65 72	s.command.returns.the.real.under
12cf60	6c 79 69 6e 67 20 72 61 6e 67 65 20 75 73 65 64 20 62 79 20 47 50 49 4f 20 3c 61 20 68 72 65 66	lying.range.used.by.GPIO.<a.href
12cf80	3d 22 23 75 22 3e 75 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61	="#u">u</a>..<br><br>If.a.hardwa
12cfa0	72 65 20 63 6c 6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74	re.clock.is.active.on.the.GPIO.t
12cfc0	68 65 20 72 65 70 6f 72 74 65 64 0a 72 65 61 6c 20 72 61 6e 67 65 20 77 69 6c 6c 20 62 65 20 31	he.reported.real.range.will.be.1
12cfe0	30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65	000000.(1M)..<br><br>If.hardware
12d000	00 00 01 2d 32 35 30 30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 36 30 30 3c 62 72 3e	...-2500&nbsp;2000&nbsp;1600<br>
12d020	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
12d040	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
12d060	70 3b 31 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73	p;1250&nbsp;&nbsp;1000&nbsp;&nbs
12d080	70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b	p;&nbsp;800&nbsp;&nbsp;500&nbsp;
12d0a0	26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e	&nbsp;400&nbsp;&nbsp;250&nbsp;&n
12d0c0	62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73	bsp;200&nbsp;&nbsp;100&nbsp;&nbs
12d0e0	70 3b 26 6e 62 73 70 3b 35 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;&nbsp;50<br><br>&nbsp;&nbsp;&n
12d100	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 3a 26 6e	bsp;&nbsp;&nbsp;&nbsp;&nbsp;2:&n
12d120	62 73 70 3b 32 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b	bsp;20000&nbsp;10000&nbsp;&nbsp;
12d140	35 30 30 30 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b 32 35 30 30 26 6e 62 73 70 3b 32 30	5000&nbsp;4000&nbsp;2500&nbsp;20
12d160	30 30 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73	00&nbsp;1250&nbsp;1000&nbsp;&nbs
12d180	70 3b 38 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;800<br>&nbsp;&nbsp;&nbsp;&nbsp
12d1a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
12d1c0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;&nbsp;&nbsp;625&nbsp;&nbsp;
12d1e0	26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e	&nbsp;500&nbsp;&nbsp;&nbsp;400&n
12d200	62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73	bsp;&nbsp;250&nbsp;&nbsp;200&nbs
12d220	70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b	p;&nbsp;125&nbsp;&nbsp;100&nbsp;
12d240	26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;50&nbsp;&nbsp;&nbsp;
12d260	32 35 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	25<br><br>&nbsp;&nbsp;&nbsp;&nbs
12d280	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 3a 26 6e 62 73 70 3b 31 30 30 30	p;&nbsp;&nbsp;&nbsp;4:&nbsp;1000
12d2a0	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30	0&nbsp;&nbsp;5000&nbsp;&nbsp;250
12d2c0	30 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30 30 26	0&nbsp;2000&nbsp;1250&nbsp;1000&
12d2e0	6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26 6e 62	nbsp;&nbsp;625&nbsp;&nbsp;500&nb
12d300	73 70 3b 26 6e 62 73 70 3b 34 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;400<br>&nbsp;&nbsp;&nbs
12d320	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
12d340	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 33 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;313&nbsp
12d360	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;&nbsp;250&nbsp;&nbsp;&nbs
12d380	70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;200&nbsp;&nbsp;125&nbsp;&nbsp;
12d3a0	31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 33 26 6e 62 73 70 3b 26 6e 62	100&nbsp;&nbsp;&nbsp;63&nbsp;&nb
12d3c0	73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 26	sp;&nbsp;50&nbsp;&nbsp;&nbsp;25&
12d3e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 33 3c 62 72 3e 73 61 6d 70 6c 65 3c 62 72	nbsp;&nbsp;&nbsp;13<br>sample<br
12d400	3e 26 6e 62 73 70 3b 72 61 74 65 3c 62 72 3e 26 6e 62 73 70 3b 28 75 73 29 26 6e 62 73 70 3b 26	>&nbsp;rate<br>&nbsp;(us)&nbsp;&
12d420	6e 62 73 70 3b 35 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 30 26 6e 62 73 70 3b 26 6e 62	nbsp;5:&nbsp;&nbsp;8000&nbsp;&nb
12d440	73 70 3b 34 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 31 36 30	sp;4000&nbsp;&nbsp;2000&nbsp;160
12d460	30 26 6e 62 73 70 3b 31 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b	0&nbsp;1000&nbsp;&nbsp;800&nbsp;
12d480	26 6e 62 73 70 3b 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e	&nbsp;500&nbsp;&nbsp;400&nbsp;&n
12d4a0	62 73 70 3b 33 32 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	bsp;320<br>&nbsp;&nbsp;&nbsp;&nb
12d4c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
12d4e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;&nbsp;&nbsp;250&nbsp;&nbs
12d500	70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 30	p;&nbsp;200&nbsp;&nbsp;&nbsp;160
12d520	26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	&nbsp;&nbsp;100&nbsp;&nbsp;&nbsp
12d540	3b 38 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62	;80&nbsp;&nbsp;&nbsp;50&nbsp;&nb
12d560	73 70 3b 26 6e 62 73 70 3b 34 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 26	sp;&nbsp;40&nbsp;&nbsp;&nbsp;20&
12d580	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70	nbsp;&nbsp;&nbsp;10<br><br>&nbsp
12d5a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
12d5c0	6e 62 73 70 3b 38 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 26 6e 62	nbsp;8:&nbsp;&nbsp;5000&nbsp;&nb
12d5e0	73 70 3b 32 35 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 30 26 6e 62 73 70 3b 31 30 30	sp;2500&nbsp;&nbsp;1250&nbsp;100
12d600	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26	0&nbsp;&nbsp;625&nbsp;&nbsp;500&
12d620	6e 62 73 70 3b 26 6e 62 73 70 3b 33 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62	nbsp;&nbsp;313&nbsp;&nbsp;250&nb
12d640	73 70 3b 26 6e 62 73 70 3b 32 30 30 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;&nbsp;200<br>&nbsp;&nbsp;&nbs
12d660	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
12d680	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 35 36 26 6e 62 73 70	&nbsp;&nbsp;&nbsp;&nbsp;156&nbsp
12d6a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;&nbsp;&nbsp;125&nbsp;&nbsp;&nbs
12d6c0	70 3b 31 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 33 26 6e 62 73 70 3b 26	p;100&nbsp;&nbsp;&nbsp;63&nbsp;&
12d6e0	6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33	nbsp;&nbsp;50&nbsp;&nbsp;&nbsp;3
12d700	31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b 26 6e 62 73 70	1&nbsp;&nbsp;&nbsp;25&nbsp;&nbsp
12d720	3b 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;13&nbsp;&nbsp;&nbsp;&nbsp
12d740	3b 36 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	;6<br><br>&nbsp;&nbsp;&nbsp;&nbs
12d760	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30	p;&nbsp;&nbsp;10:&nbsp;&nbsp;400
12d780	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 30 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30	0&nbsp;&nbsp;2000&nbsp;&nbsp;100
12d7a0	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 30 26	0&nbsp;&nbsp;800&nbsp;&nbsp;500&
12d7c0	6e 62 73 70 3b 26 6e 62 73 70 3b 34 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 30 26 6e 62	nbsp;&nbsp;400&nbsp;&nbsp;250&nb
12d7e0	73 70 3b 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 36 30 3c 62 72 3e 26	sp;&nbsp;200&nbsp;&nbsp;160<br>&
12d800	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
12d820	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
12d840	3b 26 6e 62 73 70 3b 31 32 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 30 26	;&nbsp;125&nbsp;&nbsp;&nbsp;100&
12d860	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 30 26 6e 62 73 70 3b 26	nbsp;&nbsp;&nbsp;&nbsp;80&nbsp;&
12d880	6e 62 73 70 3b 26 6e 62 73 70 3b 35 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34	nbsp;&nbsp;50&nbsp;&nbsp;&nbsp;4
12d8a0	30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 35 26 6e 62 73 70 3b 26 6e 62 73 70	0&nbsp;&nbsp;&nbsp;25&nbsp;&nbsp
12d8c0	3b 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 30 26 6e 62	;&nbsp;20&nbsp;&nbsp;&nbsp;10&nb
12d8e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 3c 62 72 3e 3c 2f 63 6f 64 65	sp;&nbsp;&nbsp;&nbsp;5<br></code
12d900	3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	><br><br><b><small>Example</smal
12d920	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 67 73 26 6e 62 73 70 3b 70 66	l></b><br><br><code>pigs&nbsp;pf
12d940	73 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 30 26 6e 62	s&nbsp;4&nbsp;0&nbsp;#&nbsp;0&nb
12d960	73 70 3b 73 65 6c 65 63 74 73 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 6c 6f 77 65 73 74 26	sp;selects&nbsp;the&nbsp;lowest&
12d980	6e 62 73 70 3b 66 72 65 71 75 65 6e 63 79 2e 3c 62 72 3e 31 30 3c 62 72 3e 3c 62 72 3e 24 26 6e	nbsp;frequency.<br>10<br><br>$&n
12d9a0	62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 66 73 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 30	bsp;pigs&nbsp;pfs&nbsp;4&nbsp;10
12d9c0	30 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 65 74 26 6e 62 73 70 3b 31 30 30 30 48 7a 26 6e	00&nbsp;#&nbsp;Set&nbsp;1000Hz&n
12d9e0	62 73 70 3b 50 57 4d 2e 3c 62 72 3e 31 30 30 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70	bsp;PWM.<br>1000<br><br>$&nbsp;p
12da00	69 67 73 26 6e 62 73 70 3b 70 66 73 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 30 30 30 30 30 26	igs&nbsp;pfs&nbsp;4&nbsp;100000&
12da20	6e 62 73 70 3b 23 26 6e 62 73 70 3b 56 65 72 79 26 6e 62 73 70 3b 62 69 67 26 6e 62 73 70 3b 6e	nbsp;#&nbsp;Very&nbsp;big&nbsp;n
12da40	75 6d 62 65 72 26 6e 62 73 70 3b 73 65 6c 65 63 74 73 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70	umber&nbsp;selects&nbsp;the&nbsp
12da60	3b 68 69 67 68 65 73 74 26 6e 62 73 70 3b 66 72 65 71 75 65 6e 63 79 2e 3c 62 72 3e 38 30 30 30	;highest&nbsp;frequency.<br>8000
12da80	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 49 47 50 56 22 3e 50	<br></code><h3><a.name="PIGPV">P
12daa0	49 47 50 56 3c 2f 61 3e 0a 20 2d 20 47 65 74 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 76	IGPV</a>..-.Get.pigpio.library.v
12dac0	65 72 73 69 6f 6e 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20	ersion</h3>This.command.returns.
12dae0	74 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 76 65 72 73 69 6f 6e 2e 0a 3c 62 72 3e	the.pigpio.library.version..<br>
12db00	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
12db20	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b	><br><br><code>$&nbsp;pigs&nbsp;
12db40	70 69 67 70 76 3c 62 72 3e 31 37 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	pigpv<br>17<br></code><h3><a.nam
12db60	65 3d 22 50 52 47 22 3e 50 52 47 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c	e="PRG">PRG</a>..<a.href="#u">u<
12db80	2f 61 3e 20 2d 20 47 65 74 20 47 50 49 4f 20 50 57 4d 20 72 61 6e 67 65 3c 2f 68 33 3e 54 68 69	/a>.-.Get.GPIO.PWM.range</h3>Thi
12dba0	73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 64 75 74 79 63 79 63 6c 65 20	s.command.returns.the.dutycycle.
12dbc0	72 61 6e 67 65 20 66 6f 72 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61	range.for.GPIO.<a.href="#u">u</a
12dbe0	3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20 72 61 6e 67	>..<br><br>Upon.success.the.rang
12dc00	65 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74	e.is.returned...On.error.a.negat
12dc20	69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64	ive.status.code.will.be.returned
12dc40	2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 6f 72	..<br><br>If.a.hardware.clock.or
12dc60	20 68 61 72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47	.hardware.PWM.is.active.on.the.G
12dc80	50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 0a 72 61 6e 67 65 20 77 69 6c 6c 20 62 65 20 31	PIO.the.reported.range.will.be.1
12dca0	30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	000000.(1M)..<br><br><b><small>E
12dcc0	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
12dce0	24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 72 67 26 6e 62 73 70 3b 34 3c 62 72 3e 32	$&nbsp;pigs&nbsp;prg&nbsp;4<br>2
12dd00	35 35 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 52 4f 43 22 3e	55<br></code><h3><a.name="PROC">
12dd20	50 52 4f 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 74 22 3e 74 3c 2f 61 3e 20 2d 20 53	PROC</a>..<a.href="#t">t</a>.-.S
12dd40	74 6f 72 65 20 73 63 72 69 70 74 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 74 6f	tore.script</h3>This.command.sto
12dd60	72 65 73 20 61 20 73 63 72 69 70 74 20 3c 61 20 68 72 65 66 3d 22 23 74 22 3e 74 3c 2f 61 3e 20	res.a.script.<a.href="#t">t</a>.
12dd80	66 6f 72 20 6c 61 74 65 72 20 65 78 65 63 75 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20	for.later.execution..<br><br>If.
12dda0	74 68 65 20 73 63 72 69 70 74 20 69 73 20 76 61 6c 69 64 20 61 20 73 63 72 69 70 74 20 69 64 20	the.script.is.valid.a.script.id.
12ddc0	28 26 67 74 3b 3d 30 29 20 69 73 20 72 65 74 75 72 6e 65 64 20 77 68 69 63 68 20 69 73 20 70 61	(&gt;=0).is.returned.which.is.pa
12dde0	73 73 65 64 0a 74 6f 20 74 68 65 20 6f 74 68 65 72 20 73 63 72 69 70 74 20 63 6f 6d 6d 61 6e 64	ssed.to.the.other.script.command
12de00	73 2e 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f	s..On.error.a.negative.status.co
12de20	64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 65 65	de.will.be.returned..<br><br>See
12de40	20 3c 61 20 68 72 65 66 3d 22 23 53 63 72 69 70 74 73 22 3e 53 63 72 69 70 74 73 3c 2f 61 3e 2e	.<a.href="#Scripts">Scripts</a>.
12de60	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	.<br><br><b><small>Example</smal
12de80	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	l></b><br><br><code>$&nbsp;pigs&
12dea0	6e 62 73 70 3b 70 72 6f 63 26 6e 62 73 70 3b 74 61 67 26 6e 62 73 70 3b 31 32 33 26 6e 62 73 70	nbsp;proc&nbsp;tag&nbsp;123&nbsp
12dec0	3b 77 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b	;w&nbsp;4&nbsp;0&nbsp;mils&nbsp;
12dee0	32 30 30 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6d 69	200&nbsp;w&nbsp;4&nbsp;1&nbsp;mi
12df00	6c 73 26 6e 62 73 70 3b 33 30 30 26 6e 62 73 70 3b 64 63 72 26 6e 62 73 70 3b 70 30 26 6e 62 73	ls&nbsp;300&nbsp;dcr&nbsp;p0&nbs
12df20	70 3b 6a 70 26 6e 62 73 70 3b 31 32 33 3c 62 72 3e 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70	p;jp&nbsp;123<br>0<br><br>$&nbsp
12df40	3b 70 69 67 73 26 6e 62 73 70 3b 70 72 6f 63 26 6e 62 73 70 3b 74 61 67 26 6e 62 73 70 3b 31 32	;pigs&nbsp;proc&nbsp;tag&nbsp;12
12df60	33 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 6d 69 6c 73	3&nbsp;w&nbsp;4&nbsp;0&nbsp;mils
12df80	26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 26 6e 62 73	&nbsp;5&nbsp;w&nbsp;4&nbsp;1&nbs
12dfa0	70 3b 6d 69 6c 73 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 6a 6d 70 26 6e 62 73 70 3b 31 32 3c 62	p;mils&nbsp;5&nbsp;jmp&nbsp;12<b
12dfc0	72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 73 63 72 69 70 74 26 6e 62 73 70 3b 68 61 73 26 6e 62	r>ERROR:&nbsp;script&nbsp;has&nb
12dfe0	73 70 3b 75 6e 72 65 73 6f 6c 76 65 64 26 6e 62 73 70 3b 74 61 67 3c 62 72 3e 2d 36 33 3c 62 72	sp;unresolved&nbsp;tag<br>-63<br
12e000	00 00 01 2e 73 74 72 65 6e 67 74 68 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 67 65	....strength</h3>This.command.ge
12e020	74 73 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 70 61 64 22 3e 70 61 64 3c 2f 61 3e 20 64 72	ts.the.<a.href="#pad">pad</a>.dr
12e040	69 76 65 20 73 74 72 65 6e 67 74 68 20 3c 61 20 68 72 65 66 3d 22 23 70 61 64 6d 61 22 3e 70 61	ive.strength.<a.href="#padma">pa
12e060	64 6d 61 3c 2f 61 3e 20 69 6e 20 6d 41 2e 0a 3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74	dma</a>.in.mA..<br><br>Returns.t
12e080	68 65 20 70 61 64 20 64 72 69 76 65 20 73 74 72 65 6e 67 74 68 20 69 66 20 4f 4b 2e 20 20 4f 6e	he.pad.drive.strength.if.OK...On
12e0a0	20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69	.error.a.negative.status.code.wi
12e0c0	6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62	ll.be.returned..<br><br><table.b
12e0e0	6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70	order="1".cellpadding="2".cellsp
12e100	61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 50 61 64 3c 2f 74 64	acing="2"><tbody><tr><td>Pad</td
12e120	3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 30 3c 2f 74 64	><td>GPIO</td></tr><tr><td>0</td
12e140	3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64	><td>0-27</td></tr><tr><td>1</td
12e160	3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74	><td>28-45</td></tr><tr><td>2</t
12e180	64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74	d><td>46-53</td></tr></tbody></t
12e1a0	61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	able><br><br><b><small>Example</
12e1c0	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70	small></b><br><br><code>$&nbsp;p
12e1e0	69 67 73 26 6e 62 73 70 3b 70 61 64 67 26 6e 62 73 70 3b 30 3c 62 72 3e 38 3c 62 72 3e 24 26 6e	igs&nbsp;padg&nbsp;0<br>8<br>$&n
12e200	62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 61 64 73 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31	bsp;pigs&nbsp;pads&nbsp;0&nbsp;1
12e220	36 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 61 64 67 26 6e 62 73 70 3b	6<br>$&nbsp;pigs&nbsp;padg&nbsp;
12e240	30 3c 62 72 3e 31 36 3c 62 72 3e 70 69 67 73 26 6e 62 73 70 3b 70 61 64 67 26 6e 62 73 70 3b 33	0<br>16<br>pigs&nbsp;padg&nbsp;3
12e260	3c 62 72 3e 2d 31 32 36 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70	<br>-126<br>ERROR:&nbsp;bad&nbsp
12e280	3b 70 61 64 26 6e 62 73 70 3b 6e 75 6d 62 65 72 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c	;pad&nbsp;number<br></code><h3><
12e2a0	61 20 6e 61 6d 65 3d 22 50 41 44 53 22 3e 50 41 44 53 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d	a.name="PADS">PADS</a>..<a.href=
12e2c0	22 23 70 61 64 22 3e 70 61 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 61 64 6d 61 22 3e	"#pad">pad</a>.<a.href="#padma">
12e2e0	70 61 64 6d 61 3c 2f 61 3e 20 2d 20 53 65 74 20 70 61 64 20 64 72 69 76 65 20 73 74 72 65 6e 67	padma</a>.-.Set.pad.drive.streng
12e300	74 68 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 74 68 65 20 3c 61 20	th</h3>This.command.sets.the.<a.
12e320	68 72 65 66 3d 22 23 70 61 64 22 3e 70 61 64 3c 2f 61 3e 20 64 72 69 76 65 20 73 74 72 65 6e 67	href="#pad">pad</a>.drive.streng
12e340	74 68 20 3c 61 20 68 72 65 66 3d 22 23 70 61 64 6d 61 22 3e 70 61 64 6d 61 3c 2f 61 3e 20 69 6e	th.<a.href="#padma">padma</a>.in
12e360	20 6d 41 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e	.mA..<br><br>Upon.success.nothin
12e380	67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74	g.is.returned...On.error.a.negat
12e3a0	69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64	ive.status.code.will.be.returned
12e3c0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c	..<br><br><table.border="1".cell
12e3e0	70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f	padding="2".cellspacing="2"><tbo
12e400	64 79 3e 3c 74 72 3e 3c 74 64 3e 50 61 64 3c 2f 74 64 3e 3c 74 64 3e 47 50 49 4f 3c 2f 74 64 3e	dy><tr><td>Pad</td><td>GPIO</td>
12e420	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 30 2d 32 37 3c 2f 74 64 3e	</tr><tr><td>0</td><td>0-27</td>
12e440	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 38 2d 34 35 3c 2f 74 64	</tr><tr><td>1</td><td>28-45</td
12e460	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 34 36 2d 35 33 3c 2f 74	></tr><tr><td>2</td><td>46-53</t
12e480	64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c	d></tr></tbody></table><br><br><
12e4a0	62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e	b><small>Example</small></b><br>
12e4c0	3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 61 64 73 26	<br><code>$&nbsp;pigs&nbsp;pads&
12e4e0	6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 36 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	nbsp;0&nbsp;16<br>$&nbsp;pigs&nb
12e500	73 70 3b 70 61 64 67 26 6e 62 73 70 3b 30 3c 62 72 3e 31 36 3c 62 72 3e 24 26 6e 62 73 70 3b 70	sp;padg&nbsp;0<br>16<br>$&nbsp;p
12e520	69 67 73 26 6e 62 73 70 3b 70 61 64 73 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 37 3c 62 72 3e	igs&nbsp;pads&nbsp;0&nbsp;17<br>
12e540	2d 31 32 37 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 70 61 64	-127<br>ERROR:&nbsp;bad&nbsp;pad
12e560	26 6e 62 73 70 3b 64 72 69 76 65 26 6e 62 73 70 3b 73 74 72 65 6e 67 74 68 3c 62 72 3e 3c 2f 63	&nbsp;drive&nbsp;strength<br></c
12e580	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 41 52 53 45 22 3e 50 41 52 53 45 3c 2f 61	ode><h3><a.name="PARSE">PARSE</a
12e5a0	3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 74 22 3e 74 3c 2f 61 3e 20 2d 20 56 61 6c 69 64 61 74 65	>..<a.href="#t">t</a>.-.Validate
12e5c0	20 73 63 72 69 70 74 3c 2f 68 33 3e 56 61 6c 69 64 61 74 65 73 20 74 68 65 20 74 65 78 74 20 3c	.script</h3>Validates.the.text.<
12e5e0	61 20 68 72 65 66 3d 22 23 74 22 3e 74 3c 2f 61 3e 20 6f 66 20 61 20 73 63 72 69 70 74 20 77 69	a.href="#t">t</a>.of.a.script.wi
12e600	74 68 6f 75 74 20 73 74 6f 72 69 6e 67 20 74 68 65 20 73 63 72 69 70 74 2e 0a 3c 62 72 3e 3c 62	thout.storing.the.script..<br><b
12e620	72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e	r>Upon.success.nothing.is.return
12e640	65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6c 69 73 74 20 6f 66 20 64 65 74 65 63 74 65 64	ed...On.error.a.list.of.detected
12e660	0a 73 63 72 69 70 74 20 65 72 72 6f 72 73 20 77 69 6c 6c 20 62 65 20 67 69 76 65 6e 2e 0a 3c 62	.script.errors.will.be.given..<b
12e680	72 3e 3c 62 72 3e 53 65 65 20 3c 61 20 68 72 65 66 3d 22 23 53 63 72 69 70 74 73 22 3e 53 63 72	r><br>See.<a.href="#Scripts">Scr
12e6a0	69 70 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 6d	ipts</a>..<br><br>This.command.m
12e6c0	61 79 20 62 65 20 75 73 65 64 20 74 6f 20 66 69 6e 64 20 73 63 72 69 70 74 20 73 79 6e 74 61 78	ay.be.used.to.find.script.syntax
12e6e0	20 66 61 75 6c 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70	.faults..<br><br><b><small>Examp
12e700	6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62	le</small></b><br><br><code>$&nb
12e720	73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 61 72 73 65 26 6e 62 73 70 3b 74 61 67 26 6e 62 73 70	sp;pigs&nbsp;parse&nbsp;tag&nbsp
12e740	3b 31 30 30 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b	;100&nbsp;w&nbsp;22&nbsp;1&nbsp;
12e760	6d 69 6c 73 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73	mils&nbsp;200&nbsp;w&nbsp;22&nbs
12e780	70 3b 30 26 6e 62 73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b 38 30 30 26 6e 62 73 70 3b 6a 6d 70 26	p;0&nbsp;mils&nbsp;800&nbsp;jmp&
12e7a0	6e 62 73 70 3b 31 30 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70	nbsp;100<br><br>$&nbsp;pigs&nbsp
12e7c0	3b 70 61 72 73 65 26 6e 62 73 70 3b 74 61 67 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 77 26 6e 62	;parse&nbsp;tag&nbsp;0&nbsp;w&nb
12e7e0	73 70 3b 32 32 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6d 69 6c 6c 73 26 6e 62 73 70 3b 35 30 26	sp;22&nbsp;1&nbsp;mills&nbsp;50&
12e800	6e 62 73 70 3b 77 26 6e 62 73 70 3b 32 32 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 64 63 72 26 6e	nbsp;w&nbsp;22&nbsp;0&nbsp;dcr&n
12e820	62 73 70 3b 70 31 30 26 6e 62 73 70 3b 6a 70 26 6e 62 73 70 3b 39 39 3c 62 72 3e 55 6e 6b 6e 6f	bsp;p10&nbsp;jp&nbsp;99<br>Unkno
12e840	77 6e 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 3a 26 6e 62 73 70 3b 6d 69 6c 6c 73 3c 62 72 3e 55	wn&nbsp;command:&nbsp;mills<br>U
12e860	6e 6b 6e 6f 77 6e 26 6e 62 73 70 3b 63 6f 6d 6d 61 6e 64 3a 26 6e 62 73 70 3b 35 30 3c 62 72 3e	nknown&nbsp;command:&nbsp;50<br>
12e880	42 61 64 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	Bad&nbsp;parameter&nbsp;to&nbsp;
12e8a0	64 63 72 3c 62 72 3e 43 61 6e 27 74 26 6e 62 73 70 3b 72 65 73 6f 6c 76 65 26 6e 62 73 70 3b 74	dcr<br>Can't&nbsp;resolve&nbsp;t
12e8c0	61 67 26 6e 62 73 70 3b 39 39 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	ag&nbsp;99<br></code><h3><a.name
12e8e0	3d 22 50 46 47 22 3e 50 46 47 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f	="PFG">PFG</a>..<a.href="#u">u</
12e900	61 3e 20 2d 20 47 65 74 20 47 50 49 4f 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 3c 2f 68 33 3e	a>.-.Get.GPIO.PWM.frequency</h3>
12e920	54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 50 57 4d 20 66 72 65	This.command.returns.the.PWM.fre
12e940	71 75 65 6e 63 79 20 69 6e 20 48 7a 20 75 73 65 64 20 66 6f 72 20 47 50 49 4f 20 3c 61 20 68 72	quency.in.Hz.used.for.GPIO.<a.hr
12e960	65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63	ef="#u">u</a>..<br><br>Upon.succ
12e980	65 73 73 20 74 68 65 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 20 69 73 20 72 65 74 75 72 6e 65	ess.the.PWM.frequency.is.returne
12e9a0	64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 0a 73 74 61 74 75 73 20 63	d...On.error.a.negative.status.c
12e9c0	6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f	ode.will.be.returned..<br><br>Fo
12e9e0	72 20 6e 6f 72 6d 61 6c 20 50 57 4d 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 20 77 69 6c 6c 20	r.normal.PWM.the.frequency.will.
12ea00	62 65 20 74 68 61 74 20 64 65 66 69 6e 65 64 20 66 6f 72 20 74 68 65 20 47 50 49 4f 0a 62 79 20	be.that.defined.for.the.GPIO.by.
12ea20	3c 61 20 68 72 65 66 3d 22 23 50 46 53 22 3e 50 46 53 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e	<a.href="#PFS">PFS</a>..<br><br>
12ea40	49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e	If.a.hardware.clock.is.active.on
12ea60	20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 66 72 65 71 75 65 6e 63 79	.the.GPIO.the.reported.frequency
12ea80	0a 77 69 6c 6c 20 62 65 20 74 68 61 74 20 73 65 74 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 48	.will.be.that.set.by.<a.href="#H
12eaa0	43 22 3e 48 43 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50	C">HC</a>..<br><br>If.hardware.P
12eac0	57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70	WM.is.active.on.the.GPIO.the.rep
12eae0	6f 72 74 65 64 20 66 72 65 71 75 65 6e 63 79 0a 77 69 6c 6c 20 62 65 20 74 68 61 74 20 73 65 74	orted.frequency.will.be.that.set
12eb00	20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 48 50 22 3e 48 50 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62	.by.<a.href="#HP">HP</a>..<br><b
12eb20	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	r><b><small>Example</small></b><
12eb40	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 66	br><br><code>$&nbsp;pigs&nbsp;pf
12eb60	67 26 6e 62 73 70 3b 34 3c 62 72 3e 38 30 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69	g&nbsp;4<br>800<br><br>$&nbsp;pi
12eb80	67 73 26 6e 62 73 70 3b 70 66 67 26 6e 62 73 70 3b 33 34 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62	gs&nbsp;pfg&nbsp;34<br>ERROR:&nb
12eba0	73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 30 2d 33 31 3c 62 72 3e 2d 32	sp;GPIO&nbsp;not&nbsp;0-31<br>-2
12ebc0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 50 46 53 22 3e 50 46 53	<br></code><h3><a.name="PFS">PFS
12ebe0	3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66	</a>..<a.href="#u">u</a>.<a.href
12ec00	3d 22 23 76 22 3e 76 3c 2f 61 3e 20 2d 20 53 65 74 20 47 50 49 4f 20 50 57 4d 20 66 72 65 71 75	="#v">v</a>.-.Set.GPIO.PWM.frequ
12ec20	65 6e 63 79 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 74 68 65 20 50	ency</h3>This.command.sets.the.P
12ec40	57 4d 20 66 72 65 71 75 65 6e 63 79 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20	WM.frequency.<a.href="#v">v</a>.
12ec60	74 6f 20 62 65 20 75 73 65 64 20 66 6f 72 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 75 22	to.be.used.for.GPIO.<a.href="#u"
12ec80	3e 75 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 75 6d 65 72 69 63 61 6c 6c 79 20	>u</a>..<br><br>The.numerically.
12eca0	63 6c 6f 73 65 73 74 20 66 72 65 71 75 65 6e 63 79 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 76	closest.frequency.to.<a.href="#v
12ecc0	22 3e 76 3c 2f 61 3e 20 77 69 6c 6c 20 62 65 20 73 65 6c 65 63 74 65 64 2e 0a 3c 62 72 3e 3c 62	">v</a>.will.be.selected..<br><b
12ece0	72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20 6e 65 77 20 66 72 65 71 75 65 6e 63 79	r>Upon.success.the.new.frequency
12ed00	20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69	.is.returned...On.error.a.negati
12ed20	76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e	ve.status.code.will.be.returned.
12ed40	0a 3c 62 72 3e 3c 62 72 3e 49 66 20 50 57 4d 20 69 73 20 63 75 72 72 65 6e 74 6c 79 20 61 63 74	.<br><br>If.PWM.is.currently.act
12ed60	69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 69 74 20 77 69 6c 6c 20 62 65 0a 73 77 69 74 63	ive.on.the.GPIO.it.will.be.switc
12ed80	68 65 64 20 6f 66 66 20 61 6e 64 20 74 68 65 6e 20 62 61 63 6b 20 6f 6e 20 61 74 20 74 68 65 20	hed.off.and.then.back.on.at.the.
12eda0	6e 65 77 20 66 72 65 71 75 65 6e 63 79 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 47 50 49 4f	new.frequency..<br><br>Each.GPIO
12edc0	20 63 61 6e 20 62 65 20 69 6e 64 65 70 65 6e 64 65 6e 74 6c 79 20 73 65 74 20 74 6f 20 6f 6e 65	.can.be.independently.set.to.one
12ede0	20 6f 66 20 31 38 20 64 69 66 66 65 72 65 6e 74 20 50 57 4d 0a 66 72 65 71 75 65 6e 63 69 65 73	.of.18.different.PWM.frequencies
12ee00	2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 6c 65 63 74 61 62 6c 65 20 66 72 65 71 75 65 6e	..<br><br>The.selectable.frequen
12ee20	63 69 65 73 20 64 65 70 65 6e 64 20 75 70 6f 6e 20 74 68 65 20 73 61 6d 70 6c 65 20 72 61 74 65	cies.depend.upon.the.sample.rate
12ee40	20 77 68 69 63 68 0a 6d 61 79 20 62 65 20 31 2c 20 32 2c 20 34 2c 20 35 2c 20 38 2c 20 6f 72 20	.which.may.be.1,.2,.4,.5,.8,.or.
12ee60	31 30 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 28 64 65 66 61 75 6c 74 20 35 29 2e 20 20 54 68	10.microseconds.(default.5)...Th
12ee80	65 0a 73 61 6d 70 6c 65 20 72 61 74 65 20 69 73 20 73 65 74 20 77 68 65 6e 20 74 68 65 20 70 69	e.sample.rate.is.set.when.the.pi
12eea0	67 70 69 6f 20 64 61 65 6d 6f 6e 20 69 73 20 73 74 61 72 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e	gpio.daemon.is.started..<br><br>
12eec0	54 68 65 20 66 72 65 71 75 65 6e 63 69 65 73 20 66 6f 72 20 65 61 63 68 20 73 61 6d 70 6c 65 20	The.frequencies.for.each.sample.
12eee0	72 61 74 65 20 61 72 65 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 26 6e 62 73 70 3b 26 6e	rate.are:.<br><br><code>&nbsp;&n
12ef00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
12ef20	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
12ef40	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
12ef60	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
12ef80	70 3b 48 65 72 74 7a 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	p;Hertz<br><br>&nbsp;&nbsp;&nbsp
12efa0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3a 26 6e 62 73 70	;&nbsp;&nbsp;&nbsp;&nbsp;1:&nbsp
12efc0	3b 34 30 30 30 30 26 6e 62 73 70 3b 32 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73	;40000&nbsp;20000&nbsp;10000&nbs
12efe0	70 3b 38 30 30 30 26 6e 62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 34 30 30 30 26 6e 62 73 70 3b	p;8000&nbsp;5000&nbsp;4000&nbsp;
12f000	00 00 01 2f 79 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e	.../y&nbsp;20&nbsp;microseconds.
12f020	3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6d 69 63 73 26 6e 62 73 70 3b 31	<br>$&nbsp;pigs&nbsp;mics&nbsp;1
12f040	30 30 30 30 30 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 44 65 6c 61 79 26 6e 62 73 70 3b 31 26	000000&nbsp;#&nbsp;Delay&nbsp;1&
12f060	6e 62 73 70 3b 73 65 63 6f 6e 64 2e 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	nbsp;second.<br><br>$&nbsp;pigs&
12f080	6e 62 73 70 3b 6d 69 63 73 26 6e 62 73 70 3b 32 30 30 30 30 30 30 3c 62 72 3e 2d 36 34 3c 62 72	nbsp;mics&nbsp;2000000<br>-64<br
12f0a0	3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 4d 49 43 53 26 6e 62 73 70 3b	>ERROR:&nbsp;bad&nbsp;MICS&nbsp;
12f0c0	64 65 6c 61 79 26 6e 62 73 70 3b 28 74 6f 6f 26 6e 62 73 70 3b 6c 61 72 67 65 29 3c 62 72 3e 3c	delay&nbsp;(too&nbsp;large)<br><
12f0e0	2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4d 49 4c 53 22 3e 4d 49 4c 53 3c 2f 61	/code><h3><a.name="MILS">MILS</a
12f100	3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20 2d 20 4d 69 6c 6c 69 73 65 63	>..<a.href="#v">v</a>.-.Millisec
12f120	6f 6e 64 73 20 64 65 6c 61 79 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 64 65 6c 61	onds.delay</h3>This.command.dela
12f140	79 73 20 65 78 65 63 75 74 69 6f 6e 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c	ys.execution.for.<a.href="#v">v<
12f160	2f 61 3e 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73	/a>.milliseconds..<br><br>Upon.s
12f180	75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20	uccess.nothing.is.returned...On.
12f1a0	65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c	error.a.negative.status.code.wil
12f1c0	6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	l.be.returned..<br><br><b><small
12f1e0	3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	>Example</small></b><br><br><cod
12f200	65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6d 69 6c 73 26 6e 62 73 70 3b 32 30 30	e>$&nbsp;pigs&nbsp;mils&nbsp;200
12f220	30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 44 65 6c 61 79 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b	0&nbsp;#&nbsp;Delay&nbsp;2&nbsp;
12f240	73 65 63 6f 6e 64 73 2e 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70	seconds.<br><br>$&nbsp;pigs&nbsp
12f260	3b 6d 69 6c 73 26 6e 62 73 70 3b 36 31 30 30 30 3c 62 72 3e 2d 36 35 3c 62 72 3e 45 52 52 4f 52	;mils&nbsp;61000<br>-65<br>ERROR
12f280	3a 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 4d 49 4c 53 26 6e 62 73 70 3b 64 65 6c 61 79 26	:&nbsp;bad&nbsp;MILS&nbsp;delay&
12f2a0	6e 62 73 70 3b 28 74 6f 6f 26 6e 62 73 70 3b 6c 61 72 67 65 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e	nbsp;(too&nbsp;large)<br></code>
12f2c0	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4e 42 22 3e 4e 42 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66	<h3><a.name="NB">NB</a>..<a.href
12f2e0	3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73	="#h">h</a>.<a.href="#bits">bits
12f300	3c 2f 61 3e 20 2d 20 53 74 61 72 74 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 3c 2f 68 33 3e 54 68	</a>.-.Start.notification</h3>Th
12f320	69 73 20 63 6f 6d 6d 61 6e 64 20 73 74 61 72 74 73 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20	is.command.starts.notifications.
12f340	6f 6e 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 72 65 74	on.handle.<a.href="#h">h</a>.ret
12f360	75 72 6e 65 64 20 62 79 0a 61 20 70 72 69 6f 72 20 63 61 6c 6c 20 74 6f 20 3c 61 20 68 72 65 66	urned.by.a.prior.call.to.<a.href
12f380	3d 22 23 4e 4f 22 3e 4e 4f 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63	="#NO">NO</a>..<br><br>Upon.succ
12f3a0	65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72	ess.nothing.is.returned...On.err
12f3c0	6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62	or.a.negative.status.code.will.b
12f3e0	65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 6f 74 69 66 69 63 61	e.returned..<br><br>The.notifica
12f400	74 69 6f 6e 20 67 65 74 73 20 73 74 61 74 65 20 63 68 61 6e 67 65 73 20 66 6f 72 20 65 61 63 68	tion.gets.state.changes.for.each
12f420	20 47 50 49 4f 20 73 70 65 63 69 66 69 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74	.GPIO.specified.by.<a.href="#bit
12f440	73 22 3e 62 69 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45	s">bits</a>..<br><br><b><small>E
12f460	78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e	xample</small></b><br><br><code>
12f480	24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6e 62 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	$&nbsp;pigs&nbsp;nb&nbsp;0&nbsp;
12f4a0	2d 31 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 68 6f 72 74 68 61 6e 64 26 6e 62 73 70 3b 66 6f	-1&nbsp;#&nbsp;Shorthand&nbsp;fo
12f4c0	72 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 24 26 6e 62 73 70	r&nbsp;GPIO&nbsp;0-31.<br>$&nbsp
12f4e0	3b 70 69 67 73 26 6e 62 73 70 3b 6e 62 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 78 66 30 26 6e	;pigs&nbsp;nb&nbsp;0&nbsp;0xf0&n
12f500	62 73 70 3b 23 26 6e 62 73 70 3b 47 65 74 26 6e 62 73 70 3b 6e 6f 74 69 66 69 63 61 74 69 6f 6e	bsp;#&nbsp;Get&nbsp;notification
12f520	73 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 2d 37 2e 3c 62	s&nbsp;for&nbsp;GPIO&nbsp;4-7.<b
12f540	72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6e 62 26 6e 62 73 70 3b 31	r><br>$&nbsp;pigs&nbsp;nb&nbsp;1
12f560	26 6e 62 73 70 3b 30 78 66 3c 62 72 3e 2d 32 35 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b	&nbsp;0xf<br>-25<br>ERROR:&nbsp;
12f580	75 6e 6b 6e 6f 77 6e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	unknown&nbsp;handle<br></code><h
12f5a0	33 3e 3c 61 20 6e 61 6d 65 3d 22 4e 43 22 3e 4e 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22	3><a.name="NC">NC</a>..<a.href="
12f5c0	23 68 22 3e 68 3c 2f 61 3e 20 2d 20 43 6c 6f 73 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 3c 2f	#h">h</a>.-.Close.notification</
12f5e0	68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 74 6f 70 73 20 6e 6f 74 69 66 69 63 61 74 69	h3>This.command.stops.notificati
12f600	6f 6e 73 20 6f 6e 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e	ons.on.handle.<a.href="#h">h</a>
12f620	20 72 65 74 75 72 6e 65 64 20 62 79 0a 61 20 70 72 69 6f 72 20 63 61 6c 6c 20 74 6f 20 3c 61 20	.returned.by.a.prior.call.to.<a.
12f640	68 72 65 66 3d 22 23 4e 4f 22 3e 4e 4f 3c 2f 61 3e 20 61 6e 64 20 72 65 6c 65 61 73 65 73 20 74	href="#NO">NO</a>.and.releases.t
12f660	68 65 20 68 61 6e 64 6c 65 20 66 6f 72 20 72 65 75 73 65 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f	he.handle.for.reuse..<br><br>Upo
12f680	6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20	n.success.nothing.is.returned...
12f6a0	4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a	On.error.a.negative.status.code.
12f6c0	77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	will.be.returned..<br><br><b><sm
12f6e0	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
12f700	63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6e 63 26 6e 62 73 70 3b 30 26	code>$&nbsp;pigs&nbsp;nc&nbsp;0&
12f720	6e 62 73 70 3b 23 26 6e 62 73 70 3b 46 69 72 73 74 26 6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70	nbsp;#&nbsp;First&nbsp;call&nbsp
12f740	3b 73 75 63 63 65 65 64 73 2e 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	;succeeds.<br><br>$&nbsp;pigs&nb
12f760	73 70 3b 6e 63 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 65 63 6f 6e 64 26	sp;nc&nbsp;1&nbsp;#&nbsp;Second&
12f780	6e 62 73 70 3b 63 61 6c 6c 26 6e 62 73 70 3b 66 61 69 6c 73 2e 3c 62 72 3e 2d 32 35 3c 62 72 3e	nbsp;call&nbsp;fails.<br>-25<br>
12f7a0	45 52 52 4f 52 3a 26 6e 62 73 70 3b 75 6e 6b 6e 6f 77 6e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3c	ERROR:&nbsp;unknown&nbsp;handle<
12f7c0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4e 4f 22 3e 4e 4f 3c 2f 61	br></code><h3><a.name="NO">NO</a
12f7e0	3e 0a 20 2d 20 52 65 71 75 65 73 74 20 61 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 3c 2f 68 33 3e	>..-.Request.a.notification</h3>
12f800	54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 71 75 65 73 74 73 20 61 20 66 72 65 65 20 6e 6f 74	This.command.requests.a.free.not
12f820	69 66 69 63 61 74 69 6f 6e 20 68 61 6e 64 6c 65 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 6e 6f 74 69	ification.handle..<br><br>A.noti
12f840	66 69 63 61 74 69 6f 6e 20 69 73 20 61 20 6d 65 74 68 6f 64 20 66 6f 72 20 62 65 69 6e 67 20 6e	fication.is.a.method.for.being.n
12f860	6f 74 69 66 69 65 64 20 6f 66 20 47 50 49 4f 20 73 74 61 74 65 20 63 68 61 6e 67 65 73 20 76 69	otified.of.GPIO.state.changes.vi
12f880	61 20 61 20 70 69 70 65 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74	a.a.pipe..<br><br>Upon.success.t
12f8a0	68 65 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 67 72 65 61	he.command.returns.a.handle.grea
12f8c0	74 65 72 20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20 7a 65 72 6f 2e 0a 4f 6e 20 65 72	ter.than.or.equal.to.zero..On.er
12f8e0	72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20	ror.a.negative.status.code.will.
12f900	62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 69 66 69 63 61 74 69 6f	be.returned..<br><br>Notificatio
12f920	6e 73 20 66 6f 72 20 68 61 6e 64 6c 65 20 78 20 77 69 6c 6c 20 62 65 20 61 76 61 69 6c 61 62 6c	ns.for.handle.x.will.be.availabl
12f940	65 20 61 74 20 74 68 65 20 70 69 70 65 20 6e 61 6d 65 64 20 2f 64 65 76 2f 70 69 67 70 69 6f 78	e.at.the.pipe.named./dev/pigpiox
12f960	0a 28 77 68 65 72 65 20 78 20 69 73 20 74 68 65 20 68 61 6e 64 6c 65 20 6e 75 6d 62 65 72 29 2e	.(where.x.is.the.handle.number).
12f980	0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 69 66 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 72 65 74	.<br><br>E.g..if.the.command.ret
12f9a0	75 72 6e 73 20 31 35 20 74 68 65 6e 20 74 68 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6d	urns.15.then.the.notifications.m
12f9c0	75 73 74 20 62 65 20 72 65 61 64 0a 66 72 6f 6d 20 2f 64 65 76 2f 70 69 67 70 69 6f 31 35 2e 0a	ust.be.read.from./dev/pigpio15..
12f9e0	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
12fa00	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e	></b><br><br><code>$&nbsp;pigs&n
12fa20	62 73 70 3b 6e 6f 3c 62 72 3e 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	bsp;no<br>0<br></code><h3><a.nam
12fa40	65 3d 22 4e 50 22 3e 4e 50 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61	e="NP">NP</a>..<a.href="#h">h</a
12fa60	3e 20 2d 20 50 61 75 73 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 3c 2f 68 33 3e 54 68 69 73 20	>.-.Pause.notification</h3>This.
12fa80	63 6f 6d 6d 61 6e 64 20 70 61 75 73 65 73 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 6f 6e 20	command.pauses.notifications.on.
12faa0	68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 72 65 74 75 72 6e	handle.<a.href="#h">h</a>.return
12fac0	65 64 20 62 79 0a 61 20 70 72 69 6f 72 20 63 61 6c 6c 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23	ed.by.a.prior.call.to.<a.href="#
12fae0	4e 4f 22 3e 4e 4f 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73	NO">NO</a>..<br><br>Upon.success
12fb00	20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20	.nothing.is.returned...On.error.
12fb20	61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72	a.negative.status.code.will.be.r
12fb40	65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20 66	eturned..<br><br>Notifications.f
12fb60	6f 72 20 74 68 65 20 68 61 6e 64 6c 65 20 61 72 65 20 73 75 73 70 65 6e 64 65 64 20 75 6e 74 69	or.the.handle.are.suspended.unti
12fb80	6c 20 61 20 6e 65 77 20 3c 61 20 68 72 65 66 3d 22 23 4e 42 22 3e 4e 42 3c 2f 61 3e 20 63 6f 6d	l.a.new.<a.href="#NB">NB</a>.com
12fba0	6d 61 6e 64 0a 69 73 20 67 69 76 65 6e 20 66 6f 72 20 74 68 65 20 68 61 6e 64 6c 65 2e 0a 3c 62	mand.is.given.for.the.handle..<b
12fbc0	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c	r><br><b><small>Example</small><
12fbe0	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	/b><br><br><code>$&nbsp;pigs&nbs
12fc00	70 3b 6e 70 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	p;np&nbsp;0<br></code><h3><a.nam
12fc20	65 3d 22 50 2f 50 57 4d 22 3e 50 2f 50 57 4d 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75	e="P/PWM">P/PWM</a>..<a.href="#u
12fc40	22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20 2d 20 53 65 74	">u</a>.<a.href="#v">v</a>.-.Set
12fc60	20 47 50 49 4f 20 50 57 4d 20 76 61 6c 75 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64	.GPIO.PWM.value</h3>This.command
12fc80	20 73 74 61 72 74 73 20 50 57 4d 20 6f 6e 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 75 22	.starts.PWM.on.GPIO.<a.href="#u"
12fca0	3e 75 3c 2f 61 3e 20 77 69 74 68 20 64 75 74 79 63 79 63 6c 65 20 3c 61 20 68 72 65 66 3d 22 23	>u</a>.with.dutycycle.<a.href="#
12fcc0	76 22 3e 76 3c 2f 61 3e 2e 20 20 54 68 65 20 64 75 74 79 63 79 63 6c 65 0a 76 61 72 69 65 73 20	v">v</a>...The.dutycycle.varies.
12fce0	66 72 6f 6d 20 30 20 28 6f 66 66 29 20 74 6f 20 72 61 6e 67 65 20 28 66 75 6c 6c 79 20 6f 6e 29	from.0.(off).to.range.(fully.on)
12fd00	2e 20 20 54 68 65 20 72 61 6e 67 65 20 64 65 66 61 75 6c 74 73 20 74 6f 20 32 35 35 2e 0a 3c 62	...The.range.defaults.to.255..<b
12fd20	72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65	r><br>Upon.success.nothing.is.re
12fd40	74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61	turned...On.error.a.negative.sta
12fd60	74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c	tus.code.will.be.returned..<br><
12fd80	62 72 3e 54 68 69 73 20 61 6e 64 20 74 68 65 20 73 65 72 76 6f 20 66 75 6e 63 74 69 6f 6e 61 6c	br>This.and.the.servo.functional
12fda0	69 74 79 20 75 73 65 20 74 68 65 20 44 4d 41 20 61 6e 64 20 50 57 4d 20 6f 72 20 50 43 4d 20 70	ity.use.the.DMA.and.PWM.or.PCM.p
12fdc0	65 72 69 70 68 65 72 61 6c 73 0a 74 6f 20 63 6f 6e 74 72 6f 6c 20 61 6e 64 20 73 63 68 65 64 75	eripherals.to.control.and.schedu
12fde0	6c 65 20 74 68 65 20 70 75 6c 73 65 77 69 64 74 68 73 20 61 6e 64 20 64 75 74 79 63 79 63 6c 65	le.the.pulsewidths.and.dutycycle
12fe00	73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66 3d 22 23 50 52 53 22 3e 50 52	s..<br><br>The.<a.href="#PRS">PR
12fe20	53 3c 2f 61 3e 20 63 6f 6d 6d 61 6e 64 20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 63 68 61	S</a>.command.may.be.used.to.cha
12fe40	6e 67 65 20 74 68 65 20 64 65 66 61 75 6c 74 20 72 61 6e 67 65 20 6f 66 20 32 35 35 2e 0a 3c 62	nge.the.default.range.of.255..<b
12fe60	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c	r><br><b><small>Example</small><
12fe80	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	/b><br><br><code>$&nbsp;pigs&nbs
12fea0	70 3b 70 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 36 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26	p;p&nbsp;4&nbsp;64&nbsp;&nbsp;#&
12fec0	6e 62 73 70 3b 53 74 61 72 74 26 6e 62 73 70 3b 50 57 4d 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70	nbsp;Start&nbsp;PWM&nbsp;on&nbsp
12fee0	3b 47 50 49 4f 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 77 69 74 68 26 6e 62 73 70 3b 32 35 25 26	;GPIO&nbsp;4&nbsp;with&nbsp;25%&
12ff00	6e 62 73 70 3b 64 75 74 79 63 79 63 6c 65 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	nbsp;dutycycle<br>$&nbsp;pigs&nb
12ff20	73 70 3b 70 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 32 38 26 6e 62 73 70 3b 23 26 6e 62 73 70	sp;p&nbsp;4&nbsp;128&nbsp;#&nbsp
12ff40	3b 35 30 25 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 26 6e 62 73 70 3b	;50%<br>$&nbsp;pigs&nbsp;p&nbsp;
12ff60	34 26 6e 62 73 70 3b 31 39 32 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 37 35 25 3c 62 72 3e 24 26	4&nbsp;192&nbsp;#&nbsp;75%<br>$&
12ff80	6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 70 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 32 35 35	nbsp;pigs&nbsp;p&nbsp;4&nbsp;255
12ffa0	26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 31 30 30 25 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	&nbsp;#&nbsp;100%<br></code><h3>
12ffc0	3c 61 20 6e 61 6d 65 3d 22 50 41 44 47 22 3e 50 41 44 47 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66	<a.name="PADG">PADG</a>..<a.href
12ffe0	3d 22 23 70 61 64 22 3e 70 61 64 3c 2f 61 3e 20 2d 20 47 65 74 20 70 61 64 20 64 72 69 76 65 20	="#pad">pad</a>.-.Get.pad.drive.
130000	00 00 01 30 63 75 74 65 73 20 61 20 73 65 71 75 65 6e 63 65 20 6f 66 20 49 32 43 20 6f 70 65 72	...0cutes.a.sequence.of.I2C.oper
130020	61 74 69 6f 6e 73 2e 20 20 54 68 65 0a 6f 70 65 72 61 74 69 6f 6e 73 20 74 6f 20 62 65 20 70 65	ations...The.operations.to.be.pe
130040	72 66 6f 72 6d 65 64 20 61 72 65 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 68 65 20 63 6f 6e	rformed.are.specified.by.the.con
130060	74 65 6e 74 73 20 6f 66 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 0a	tents.of.<a.href="#bvs">bvs</a>.
130080	77 68 69 63 68 20 63 6f 6e 74 61 69 6e 73 20 74 68 65 20 63 6f 6e 63 61 74 65 6e 61 74 65 64 20	which.contains.the.concatenated.
1300a0	63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 6e 64 20 61 73 73 6f 63 69 61 74 65 64 20 64 61 74	command.codes.and.associated.dat
1300c0	61 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64	a..<br><br>The.following.command
1300e0	20 63 6f 64 65 73 20 61 72 65 20 73 75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74	.codes.are.supported:.<br><br><t
130100	61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20	able.border="1".cellpadding="2".
130120	63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e	cellspacing="2"><tbody><tr><td>N
130140	61 6d 65 3c 2f 74 64 3e 3c 74 64 3e 43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64 3e 3c 74 64 3e 4d	ame</td><td>Cmd.&.Data</td><td>M
130160	65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 6e 64 3c 2f 74 64 3e	eaning</td></tr><tr><td>End</td>
130180	3c 74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 4e 6f 20 6d 6f 72 65 20 63 6f 6d 6d 61 6e 64 73 3c 2f	<td>0</td><td>No.more.commands</
1301a0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 73 63 61 70 65 3c 2f 74 64 3e 3c 74 64 3e 31	td></tr><tr><td>Escape</td><td>1
1301c0	3c 2f 74 64 3e 3c 74 64 3e 4e 65 78 74 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 3c 2f 74 64	</td><td>Next.P.is.two.bytes</td
1301e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4f 6e 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c	></tr><tr><td>On</td><td>2</td><
130200	74 64 3e 53 77 69 74 63 68 20 63 6f 6d 62 69 6e 65 64 20 66 6c 61 67 20 6f 6e 3c 2f 74 64 3e 3c	td>Switch.combined.flag.on</td><
130220	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4f 66 66 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74	/tr><tr><td>Off</td><td>3</td><t
130240	64 3e 53 77 69 74 63 68 20 63 6f 6d 62 69 6e 65 64 20 66 6c 61 67 20 6f 66 66 3c 2f 74 64 3e 3c	d>Switch.combined.flag.off</td><
130260	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 64 64 72 65 73 73 3c 2f 74 64 3e 3c 74 64 3e 34 20 50 3c	/tr><tr><td>Address</td><td>4.P<
130280	2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 61 64 64 72 65 73 73 20 74 6f 20 50 3c 2f 74 64	/td><td>Set.I2C.address.to.P</td
1302a0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46 6c 61 67 73 3c 2f 74 64 3e 3c 74 64 3e 35 20 6c 73	></tr><tr><td>Flags</td><td>5.ls
1302c0	62 20 6d 73 62 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 66 6c 61 67 73 20 74 6f 20 6c	b.msb</td><td>Set.I2C.flags.to.l
1302e0	73 62 20 2b 20 28 6d 73 62 20 26 6c 74 3b 26 6c 74 3b 20 38 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	sb.+.(msb.&lt;&lt;.8)</td></tr><
130300	74 72 3e 3c 74 64 3e 52 65 61 64 3c 2f 74 64 3e 3c 74 64 3e 36 20 50 3c 2f 74 64 3e 3c 74 64 3e	tr><td>Read</td><td>6.P</td><td>
130320	52 65 61 64 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	Read.P.bytes.of.data</td></tr><t
130340	72 3e 3c 74 64 3e 57 72 69 74 65 3c 2f 74 64 3e 3c 74 64 3e 37 20 50 20 2e 2e 2e 3c 2f 74 64 3e	r><td>Write</td><td>7.P....</td>
130360	3c 74 64 3e 57 72 69 74 65 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e 3c 2f	<td>Write.P.bytes.of.data</td></
130380	74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61	tr></tbody></table><br><br>The.a
1303a0	64 64 72 65 73 73 2c 20 72 65 61 64 2c 20 61 6e 64 20 77 72 69 74 65 20 63 6f 6d 6d 61 6e 64 73	ddress,.read,.and.write.commands
1303c0	20 74 61 6b 65 20 61 20 70 61 72 61 6d 65 74 65 72 20 50 2e 0a 4e 6f 72 6d 61 6c 6c 79 20 50 20	.take.a.parameter.P..Normally.P.
1303e0	69 73 20 6f 6e 65 20 62 79 74 65 20 28 30 2d 32 35 35 29 2e 20 20 49 66 20 74 68 65 20 63 6f 6d	is.one.byte.(0-255)...If.the.com
130400	6d 61 6e 64 20 69 73 20 70 72 65 63 65 64 65 64 20 62 79 0a 74 68 65 20 45 73 63 61 70 65 20 63	mand.is.preceded.by.the.Escape.c
130420	6f 6d 6d 61 6e 64 20 74 68 65 6e 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 20 28 30 2d 36 35	ommand.then.P.is.two.bytes.(0-65
130440	35 33 35 2c 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 0a 62 79 74 65 20 66 69 72 73	535,.least.significant.byte.firs
130460	74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 20 64 65 66 61 75 6c 74 73	t)..<br><br>The.address.defaults
130480	20 74 6f 20 74 68 61 74 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 68 61 6e	.to.that.associated.with.the.han
1304a0	64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 54 68 65 20 66 6c 61 67	dle.<a.href="#h">h</a>..The.flag
1304c0	73 20 64 65 66 61 75 6c 74 20 74 6f 20 30 2e 20 20 54 68 65 20 61 64 64 72 65 73 73 20 61 6e 64	s.default.to.0...The.address.and
1304e0	20 66 6c 61 67 73 20 6d 61 69 6e 74 61 69 6e 20 74 68 65 69 72 0a 70 72 65 76 69 6f 75 73 20 76	.flags.maintain.their.previous.v
130500	61 6c 75 65 20 75 6e 74 69 6c 20 75 70 64 61 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	alue.until.updated..<br><br><b><
130520	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
130540	3e 3c 63 6f 64 65 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 35	><code>Set&nbsp;address&nbsp;0x5
130560	33 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 33 32 2c 26 6e 62 73 70 3b 72 65	3,&nbsp;write&nbsp;0x32,&nbsp;re
130580	61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 53 65 74 26 6e 62 73 70	ad&nbsp;6&nbsp;bytes<br>Set&nbsp
1305a0	3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 31 45 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e	;address&nbsp;0x1E,&nbsp;write&n
1305c0	62 73 70 3b 30 78 30 33 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b	bsp;0x03,&nbsp;read&nbsp;6&nbsp;
1305e0	62 79 74 65 73 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30	bytes<br>Set&nbsp;address&nbsp;0
130600	78 36 38 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 31 42 2c 26 6e 62 73 70 3b	x68,&nbsp;write&nbsp;0x1B,&nbsp;
130620	72 65 61 64 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 45 6e 64 3c 62 72	read&nbsp;8&nbsp;bytes<br>End<br
130640	3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 35 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	><br>0x04&nbsp;0x53&nbsp;&nbsp;&
130660	6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 33 32 26 6e 62	nbsp;0x07&nbsp;0x01&nbsp;0x32&nb
130680	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 3c 62 72	sp;&nbsp;&nbsp;0x06&nbsp;0x06<br
1306a0	3e 30 78 30 34 26 6e 62 73 70 3b 30 78 31 45 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	>0x04&nbsp;0x1E&nbsp;&nbsp;&nbsp
1306c0	3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 30 33 26 6e 62 73 70 3b 26	;0x07&nbsp;0x01&nbsp;0x03&nbsp;&
1306e0	6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 3c 62 72 3e 30 78 30	nbsp;&nbsp;0x06&nbsp;0x06<br>0x0
130700	34 26 6e 62 73 70 3b 30 78 36 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30	4&nbsp;0x68&nbsp;&nbsp;&nbsp;0x0
130720	37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 31 42 26 6e 62 73 70 3b 26 6e 62 73 70	7&nbsp;0x01&nbsp;0x1B&nbsp;&nbsp
130740	3b 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 38 3c 62 72 3e 30 78 30 30 3c 62 72	;&nbsp;0x06&nbsp;0x08<br>0x00<br
130760	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4d 2f 4d 4f 44 45 53 22 3e 4d 2f	></code><h3><a.name="M/MODES">M/
130780	4d 4f 44 45 53 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 3c 61	MODES</a>..<a.href="#g">g</a>.<a
1307a0	20 68 72 65 66 3d 22 23 6d 22 3e 6d 3c 2f 61 3e 20 2d 20 53 65 74 20 47 50 49 4f 20 6d 6f 64 65	.href="#m">m</a>.-.Set.GPIO.mode
1307c0	3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 47 50 49 4f 20 3c 61 20 68	</h3>This.command.sets.GPIO.<a.h
1307e0	72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 74 6f 20 6d 6f 64 65 20 3c 61 20 68 72 65 66 3d 22	ref="#g">g</a>.to.mode.<a.href="
130800	23 6d 22 3e 6d 3c 2f 61 3e 2c 20 74 79 70 69 63 61 6c 6c 79 20 69 6e 70 75 74 20 28 72 65 61 64	#m">m</a>,.typically.input.(read
130820	29 0a 6f 72 20 6f 75 74 70 75 74 20 28 77 72 69 74 65 29 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f	).or.output.(write)..<br><br>Upo
130840	6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20	n.success.nothing.is.returned...
130860	4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a	On.error.a.negative.status.code.
130880	77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 47	will.be.returned..<br><br>Each.G
1308a0	50 49 4f 20 63 61 6e 20 62 65 20 63 6f 6e 66 69 67 75 72 65 64 20 74 6f 20 62 65 20 69 6e 20 6f	PIO.can.be.configured.to.be.in.o
1308c0	6e 65 20 6f 66 20 38 20 64 69 66 66 65 72 65 6e 74 20 6d 6f 64 65 73 2e 20 54 68 65 20 6d 6f 64	ne.of.8.different.modes..The.mod
1308e0	65 73 0a 61 72 65 20 6e 61 6d 65 64 20 49 6e 70 75 74 2c 20 4f 75 74 70 75 74 2c 20 41 4c 54 30	es.are.named.Input,.Output,.ALT0
130900	2c 20 41 4c 54 31 2c 20 41 4c 54 32 2c 20 41 4c 54 33 2c 20 41 4c 54 34 2c 20 61 6e 64 20 41 4c	,.ALT1,.ALT2,.ALT3,.ALT4,.and.AL
130920	54 35 2e 0a 3c 62 72 3e 3c 62 72 3e 54 6f 20 73 65 74 20 74 68 65 20 6d 6f 64 65 20 75 73 65 20	T5..<br><br>To.set.the.mode.use.
130940	74 68 65 20 63 6f 64 65 20 66 6f 72 20 74 68 65 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c	the.code.for.the.mode..<br><br><
130960	74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22	table.border="1".cellpadding="2"
130980	20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e	.cellspacing="2"><tbody><tr><td>
1309a0	4d 6f 64 65 3c 2f 74 64 3e 3c 74 64 3e 49 6e 70 75 74 3c 2f 74 64 3e 3c 74 64 3e 4f 75 74 70 75	Mode</td><td>Input</td><td>Outpu
1309c0	74 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 30 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 31 3c 2f 74 64 3e	t</td><td>ALT0</td><td>ALT1</td>
1309e0	3c 74 64 3e 41 4c 54 32 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 33 3c 2f 74 64 3e 3c 74 64 3e 41 4c	<td>ALT2</td><td>ALT3</td><td>AL
130a00	54 34 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	T4</td><td>ALT5</td></tr><tr><td
130a20	3e 43 6f 64 65 3c 2f 74 64 3e 3c 74 64 3e 52 3c 2f 74 64 3e 3c 74 64 3e 57 3c 2f 74 64 3e 3c 74	>Code</td><td>R</td><td>W</td><t
130a40	64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e	d>0</td><td>1</td><td>2</td><td>
130a60	33 3c 2f 74 64 3e 3c 74 64 3e 34 3c 2f 74 64 3e 3c 74 64 3e 35 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	3</td><td>4</td><td>5</td></tr><
130a80	2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	/tbody></table><br><br><b><small
130aa0	3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	>Example</small></b><br><br><cod
130ac0	65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b 34 26 6e 62 73 70	e>$&nbsp;pigs&nbsp;m&nbsp;4&nbsp
130ae0	3b 72 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 49 6e 70 75 74 26 6e 62 73 70 3b 28 72 65 61 64 29	;r&nbsp;#&nbsp;Input&nbsp;(read)
130b00	3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b 34 26 6e 62	<br>$&nbsp;pigs&nbsp;m&nbsp;4&nb
130b20	73 70 3b 77 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 4f 75 74 70 75 74 26 6e 62 73 70 3b 28 77 72	sp;w&nbsp;#&nbsp;Output&nbsp;(wr
130b40	69 74 65 29 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b	ite)<br>$&nbsp;pigs&nbsp;m&nbsp;
130b60	34 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 41 4c 54 26 6e 62 73 70 3b 30 3c	4&nbsp;0&nbsp;#&nbsp;ALT&nbsp;0<
130b80	62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b 34 26 6e 62 73	br>$&nbsp;pigs&nbsp;m&nbsp;4&nbs
130ba0	70 3b 35 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 41 4c 54 26 6e 62 73 70 3b 35 3c 62 72 3e 3c 2f	p;5&nbsp;#&nbsp;ALT&nbsp;5<br></
130bc0	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 4d 47 2f 4d 4f 44 45 47 22 3e 4d 47 2f 4d	code><h3><a.name="MG/MODEG">MG/M
130be0	4f 44 45 47 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 2d 20 47	ODEG</a>..<a.href="#g">g</a>.-.G
130c00	65 74 20 47 50 49 4f 20 6d 6f 64 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65	et.GPIO.mode</h3>This.command.re
130c20	74 75 72 6e 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 6d 6f 64 65 20 6f 66 20 47 50 49 4f 20 3c	turns.the.current.mode.of.GPIO.<
130c40	61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20	a.href="#g">g</a>..<br><br>Upon.
130c60	73 75 63 63 65 73 73 20 74 68 65 20 76 61 6c 75 65 20 6f 66 20 74 68 65 20 47 50 49 4f 20 6d 6f	success.the.value.of.the.GPIO.mo
130c80	64 65 20 69 73 20 72 65 74 75 72 6e 65 64 2e 0a 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74	de.is.returned..On.error.a.negat
130ca0	69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64	ive.status.code.will.be.returned
130cc0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c	..<br><br><table.border="1".cell
130ce0	70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f	padding="2".cellspacing="2"><tbo
130d00	64 79 3e 3c 74 72 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c	dy><tr><td>Value</td><td>0</td><
130d20	74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64	td>1</td><td>2</td><td>3</td><td
130d40	3e 34 3c 2f 74 64 3e 3c 74 64 3e 35 3c 2f 74 64 3e 3c 74 64 3e 36 3c 2f 74 64 3e 3c 74 64 3e 37	>4</td><td>5</td><td>6</td><td>7
130d60	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 4d 6f 64 65 3c 2f 74 64 3e 3c 74 64 3e 49	</td></tr><tr><td>Mode</td><td>I
130d80	6e 70 75 74 3c 2f 74 64 3e 3c 74 64 3e 4f 75 74 70 75 74 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 35	nput</td><td>Output</td><td>ALT5
130da0	3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 34 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 30 3c 2f 74 64 3e 3c	</td><td>ALT4</td><td>ALT0</td><
130dc0	74 64 3e 41 4c 54 31 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54 32 3c 2f 74 64 3e 3c 74 64 3e 41 4c 54	td>ALT1</td><td>ALT2</td><td>ALT
130de0	33 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c	3</td></tr></tbody></table><br><
130e00	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
130e20	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 6d	<br><br><code>$&nbsp;pigs&nbsp;m
130e40	67 26 6e 62 73 70 3b 34 3c 62 72 3e 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e	g&nbsp;4<br>1<br></code><h3><a.n
130e60	61 6d 65 3d 22 4d 49 43 53 22 3e 4d 49 43 53 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 76	ame="MICS">MICS</a>..<a.href="#v
130e80	22 3e 76 3c 2f 61 3e 20 2d 20 4d 69 63 72 6f 73 65 63 6f 6e 64 73 20 64 65 6c 61 79 3c 2f 68 33	">v</a>.-.Microseconds.delay</h3
130ea0	3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 64 65 6c 61 79 73 20 65 78 65 63 75 74 69 6f 6e 20 66	>This.command.delays.execution.f
130ec0	6f 72 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e	or.<a.href="#v">v</a>.microsecon
130ee0	64 73 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67	ds..<br><br>Upon.success.nothing
130f00	20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69	.is.returned...On.error.a.negati
130f20	76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e	ve.status.code.will.be.returned.
130f40	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 61 69 6e 20 75 73 65 20 6f 66 20 74 68 69 73 20 63 6f	.<br><br>The.main.use.of.this.co
130f60	6d 6d 61 6e 64 20 69 73 20 65 78 70 65 63 74 65 64 20 74 6f 20 62 65 20 77 69 74 68 69 6e 20 3c	mmand.is.expected.to.be.within.<
130f80	61 20 68 72 65 66 3d 22 23 53 63 72 69 70 74 73 22 3e 53 63 72 69 70 74 73 3c 2f 61 3e 2e 0a 3c	a.href="#Scripts">Scripts</a>..<
130fa0	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e	br><br><b><small>Example</small>
130fc0	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	</b><br><br><code>$&nbsp;pigs&nb
130fe0	73 70 3b 6d 69 63 73 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 44 65 6c 61	sp;mics&nbsp;20&nbsp;#&nbsp;Dela
131000	00 00 01 31 72 6f 6d 20 72 65 67 69 73 74 65 72 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e	...1rom.register</h3>This.comman
131020	64 20 72 65 74 75 72 6e 73 20 61 20 73 69 6e 67 6c 65 20 31 36 20 62 69 74 20 77 6f 72 64 20 72	d.returns.a.single.16.bit.word.r
131040	65 61 64 20 66 72 6f 6d 20 72 65 67 69 73 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72	ead.from.register.<a.href="#r">r
131060	3c 2f 61 3e 20 6f 66 0a 74 68 65 20 49 32 43 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65	</a>.of.the.I2C.device.associate
131080	64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e	d.with.handle.<a.href="#h">h</a>
1310a0	2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 61 20 76 61 6c 75 65 20 62	..<br><br>Upon.success.a.value.b
1310c0	65 74 77 65 65 6e 20 30 20 61 6e 64 20 36 35 35 33 35 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72	etween.0.and.65535.will.be.retur
1310e0	6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 0a 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73	ned...On.error.a.negative.status
131100	20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e	.code.will.be.returned..<br><br>
131120	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
131140	3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 72	><br><code>$&nbsp;pigs&nbsp;i2cr
131160	77 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 36 31 35 30 3c 62 72 3e 3c 2f 63 6f 64	w&nbsp;0&nbsp;0<br>6150<br></cod
131180	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 57 42 22 3e 49 32 43 57 42 3c 2f 61 3e 0a	e><h3><a.name="I2CWB">I2CWB</a>.
1311a0	20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22	.<a.href="#h">h</a>.<a.href="#r"
1311c0	3e 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 22 3e 62 76 3c 2f 61 3e 20 2d 20 73 6d	>r</a>.<a.href="#bv">bv</a>.-.sm
1311e0	62 20 57 72 69 74 65 20 42 79 74 65 20 44 61 74 61 3a 20 77 72 69 74 65 20 62 79 74 65 20 74 6f	b.Write.Byte.Data:.write.byte.to
131200	20 72 65 67 69 73 74 65 72 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77 72 69 74 65	.register</h3>This.command.write
131220	73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 3c 61 20 68 72 65 66 3d 22 23 62 76 22 3e 62 76	s.a.single.byte.<a.href="#bv">bv
131240	3c 2f 61 3e 20 74 6f 20 72 65 67 69 73 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c	</a>.to.register.<a.href="#r">r<
131260	2f 61 3e 20 6f 66 20 74 68 65 0a 49 32 43 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64	/a>.of.the.I2C.device.associated
131280	20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e	.with.handle.<a.href="#h">h</a>.
1312a0	0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73	.<br><br>Upon.success.nothing.is
1312c0	20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20	.returned...On.error.a.negative.
1312e0	73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62	status.code.will.be.returned..<b
131300	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c	r><br><b><small>Example</small><
131320	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	/b><br><br><code>$&nbsp;pigs&nbs
131340	70 3b 69 32 63 77 62 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 30 78 35 34	p;i2cwb&nbsp;0&nbsp;10&nbsp;0x54
131360	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 57 44 22 3e 49	<br></code><h3><a.name="I2CWD">I
131380	32 43 57 44 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20	2CWD</a>..<a.href="#h">h</a>.<a.
1313a0	68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 69 32 63 20 57 72 69 74 65 20	href="#bvs">bvs</a>.-.i2c.Write.
1313c0	64 65 76 69 63 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77 72 69 74 65 73 20 61	device</h3>This.command.writes.a
1313e0	20 62 6c 6f 63 6b 20 6f 66 20 62 79 74 65 73 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62	.block.of.bytes.<a.href="#bvs">b
131400	76 73 3c 2f 61 3e 20 74 6f 20 74 68 65 20 49 32 43 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61	vs</a>.to.the.I2C.device.associa
131420	74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f	ted.with.handle.<a.href="#h">h</
131440	61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67	a>..<br><br>Upon.success.nothing
131460	20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69	.is.returned...On.error.a.negati
131480	76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e	ve.status.code.will.be.returned.
1314a0	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 77 68 69	.<br><br>The.number.of.bytes.whi
1314c0	63 68 20 6d 61 79 20 62 65 20 77 72 69 74 74 65 6e 20 69 6e 20 6f 6e 65 20 74 72 61 6e 73 61 63	ch.may.be.written.in.one.transac
1314e0	74 69 6f 6e 20 69 73 0a 64 65 70 65 6e 64 65 6e 74 20 6f 6e 20 74 68 65 20 49 32 43 20 64 72 69	tion.is.dependent.on.the.I2C.dri
131500	76 65 72 73 20 61 6e 64 20 74 68 65 20 64 65 76 69 63 65 20 69 74 73 65 6c 66 2e 20 20 70 69 67	vers.and.the.device.itself...pig
131520	73 20 69 6d 70 6f 73 65 73 0a 61 20 6c 69 6d 69 74 20 6f 66 20 61 62 6f 75 74 20 35 30 30 20 62	s.imposes.a.limit.of.about.500.b
131540	79 74 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 6f 70 65 72 61	ytes..<br><br>This.command.opera
131560	74 65 73 20 6f 6e 20 74 68 65 20 72 61 77 20 49 32 43 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c	tes.on.the.raw.I2C.device..<br><
131580	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
1315a0	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69	<br><br><code>$&nbsp;pigs&nbsp;i
1315c0	32 63 77 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 30 32 26	2cwd&nbsp;0&nbsp;0x01&nbsp;0x02&
1315e0	6e 62 73 70 3b 30 78 30 33 26 6e 62 73 70 3b 30 78 30 34 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68	nbsp;0x03&nbsp;0x04<br></code><h
131600	33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 57 49 22 3e 49 32 43 57 49 3c 2f 61 3e 0a 20 3c 61 20	3><a.name="I2CWI">I2CWI</a>..<a.
131620	68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f	href="#h">h</a>.<a.href="#r">r</
131640	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 73 6d 62 20	a>.<a.href="#bvs">bvs</a>.-.smb.
131660	57 72 69 74 65 20 49 32 43 20 42 6c 6f 63 6b 20 44 61 74 61 3c 2f 68 33 3e 54 68 69 73 20 63 6f	Write.I2C.Block.Data</h3>This.co
131680	6d 6d 61 6e 64 20 77 72 69 74 65 73 20 62 65 74 77 65 65 6e 20 31 20 61 6e 64 20 33 32 20 62 79	mmand.writes.between.1.and.32.by
1316a0	74 65 73 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 74 6f 20 72 65	tes.<a.href="#bvs">bvs</a>.to.re
1316c0	67 69 73 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 6f 66 0a 74 68 65	gister.<a.href="#r">r</a>.of.the
1316e0	20 49 32 43 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64	.I2C.device.associated.with.hand
131700	6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55	le.<a.href="#h">h</a>..<br><br>U
131720	70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e	pon.success.nothing.is.returned.
131740	20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64	..On.error.a.negative.status.cod
131760	65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	e.will.be.returned..<br><br><b><
131780	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
1317a0	3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 77 69 26 6e 62	><code>$&nbsp;pigs&nbsp;i2cwi&nb
1317c0	73 70 3b 30 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 30 34 26	sp;0&nbsp;4&nbsp;0x01&nbsp;0x04&
1317e0	6e 62 73 70 3b 30 78 63 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	nbsp;0xc0<br></code><h3><a.name=
131800	22 49 32 43 57 4b 22 3e 49 32 43 57 4b 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e	"I2CWK">I2CWK</a>..<a.href="#h">
131820	68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66	h</a>.<a.href="#r">r</a>.<a.href
131840	3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 73 6d 62 20 57 72 69 74 65 20 42 6c 6f 63	="#bvs">bvs</a>.-.smb.Write.Bloc
131860	6b 20 44 61 74 61 3a 20 77 72 69 74 65 20 64 61 74 61 20 74 6f 20 72 65 67 69 73 74 65 72 3c 2f	k.Data:.write.data.to.register</
131880	68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77 72 69 74 65 73 20 62 65 74 77 65 65 6e 20 31	h3>This.command.writes.between.1
1318a0	20 61 6e 64 20 33 32 20 62 79 74 65 73 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73	.and.32.bytes.<a.href="#bvs">bvs
1318c0	3c 2f 61 3e 20 74 6f 20 72 65 67 69 73 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c	</a>.to.register.<a.href="#r">r<
1318e0	2f 61 3e 20 6f 66 0a 74 68 65 20 49 32 43 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64	/a>.of.the.I2C.device.associated
131900	20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e	.with.handle.<a.href="#h">h</a>.
131920	0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73	.<br><br>Upon.success.nothing.is
131940	20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20	.returned...On.error.a.negative.
131960	73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62	status.code.will.be.returned..<b
131980	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c	r><br><b><small>Example</small><
1319a0	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 70 69 67 73 26 6e 62 73 70 3b 69 32 63 77 6b	/b><br><br><code>pigs&nbsp;i2cwk
1319c0	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78	&nbsp;0&nbsp;4&nbsp;0x01&nbsp;0x
1319e0	30 34 26 6e 62 73 70 3b 30 78 63 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61	04&nbsp;0xc0<br></code><h3><a.na
131a00	6d 65 3d 22 49 32 43 57 51 22 3e 49 32 43 57 51 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23	me="I2CWQ">I2CWQ</a>..<a.href="#
131a20	68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 22 3e 62 69 74 3c 2f 61 3e 20	h">h</a>.<a.href="#bit">bit</a>.
131a40	2d 20 73 6d 62 20 57 72 69 74 65 20 51 75 69 63 6b 3a 20 77 72 69 74 65 20 62 69 74 3c 2f 68 33	-.smb.Write.Quick:.write.bit</h3
131a60	3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77 72 69 74 65 73 20 61 20 73 69 6e 67 6c 65 20 3c 61	>This.command.writes.a.single.<a
131a80	20 68 72 65 66 3d 22 23 62 69 74 22 3e 62 69 74 3c 2f 61 3e 20 74 6f 20 74 68 65 20 49 32 43 20	.href="#bit">bit</a>.to.the.I2C.
131aa0	64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 0a 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61	device.associated.with.handle.<a
131ac0	20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73	.href="#h">h</a>..<br><br>Upon.s
131ae0	75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20	uccess.nothing.is.returned...On.
131b00	65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c	error.a.negative.status.code.wil
131b20	6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c	l.be.returned..<br><br><b><small
131b40	3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64	>Example</small></b><br><br><cod
131b60	65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 77 71 26 6e 62 73 70 3b 30 26	e>$&nbsp;pigs&nbsp;i2cwq&nbsp;0&
131b80	6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32	nbsp;1<br></code><h3><a.name="I2
131ba0	43 57 53 22 3e 49 32 43 57 53 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f	CWS">I2CWS</a>..<a.href="#h">h</
131bc0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 22 3e 62 76 3c 2f 61 3e 20 2d 20 73 6d 62 20 57 72	a>.<a.href="#bv">bv</a>.-.smb.Wr
131be0	69 74 65 20 42 79 74 65 3a 20 77 72 69 74 65 20 62 79 74 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f	ite.Byte:.write.byte</h3>This.co
131c00	6d 6d 61 6e 64 20 77 72 69 74 65 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74 65 20 3c 61 20 68 72	mmand.writes.a.single.byte.<a.hr
131c20	65 66 3d 22 23 62 76 22 3e 62 76 3c 2f 61 3e 20 74 6f 20 74 68 65 20 49 32 43 20 64 65 76 69 63	ef="#bv">bv</a>.to.the.I2C.devic
131c40	65 20 61 73 73 6f 63 69 61 74 65 64 0a 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66	e.associated.with.handle.<a.href
131c60	3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73	="#h">h</a>..<br><br>Upon.succes
131c80	73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72	s.nothing.is.returned...On.error
131ca0	20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20	.a.negative.status.code.will.be.
131cc0	72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d	returned..<br><br><b><small>Exam
131ce0	70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e	ple</small></b><br><br><code>$&n
131d00	62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 77 73 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	bsp;pigs&nbsp;i2cws&nbsp;0&nbsp;
131d20	30 78 31 32 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63	0x12<br><br>$&nbsp;pigs&nbsp;i2c
131d40	77 73 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 78 66 66 3c 62 72 3e 2d 38 32 3c 62 72 3e 45 52	ws&nbsp;0&nbsp;0xff<br>-82<br>ER
131d60	52 4f 52 3a 26 6e 62 73 70 3b 49 32 43 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 66 61	ROR:&nbsp;I2C&nbsp;write&nbsp;fa
131d80	69 6c 65 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 57	iled<br></code><h3><a.name="I2CW
131da0	57 22 3e 49 32 43 57 57 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e	W">I2CWW</a>..<a.href="#h">h</a>
131dc0	20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 76	.<a.href="#r">r</a>.<a.href="#wv
131de0	22 3e 77 76 3c 2f 61 3e 20 2d 20 73 6d 62 20 57 72 69 74 65 20 57 6f 72 64 20 44 61 74 61 3a 20	">wv</a>.-.smb.Write.Word.Data:.
131e00	77 72 69 74 65 20 77 6f 72 64 20 74 6f 20 72 65 67 69 73 74 65 72 3c 2f 68 33 3e 54 68 69 73 20	write.word.to.register</h3>This.
131e20	63 6f 6d 6d 61 6e 64 20 77 72 69 74 65 73 20 61 20 73 69 6e 67 6c 65 20 31 36 20 62 69 74 20 77	command.writes.a.single.16.bit.w
131e40	6f 72 64 20 3c 61 20 68 72 65 66 3d 22 23 77 76 22 3e 77 76 3c 2f 61 3e 20 74 6f 20 72 65 67 69	ord.<a.href="#wv">wv</a>.to.regi
131e60	73 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 6f 66 0a 74 68 65 20 49	ster.<a.href="#r">r</a>.of.the.I
131e80	32 43 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65	2C.device.associated.with.handle
131ea0	20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f	.<a.href="#h">h</a>..<br><br>Upo
131ec0	6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20	n.success.nothing.is.returned...
131ee0	4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a	On.error.a.negative.status.code.
131f00	77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d	will.be.returned..<br><br><b><sm
131f20	61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c	all>Example</small></b><br><br><
131f40	63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 77 77 26 6e 62 73 70	code>$&nbsp;pigs&nbsp;i2cww&nbsp
131f60	3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 78 66 66 66 66 3c 62 72 3e 3c 2f 63 6f 64 65 3e	;0&nbsp;0&nbsp;0xffff<br></code>
131f80	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 5a 22 3e 49 32 43 5a 3c 2f 61 3e 0a 20 3c 61 20	<h3><a.name="I2CZ">I2CZ</a>..<a.
131fa0	68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62	href="#h">h</a>.<a.href="#bvs">b
131fc0	76 73 3c 2f 61 3e 20 2d 20 50 65 72 66 6f 72 6d 73 20 6d 75 6c 74 69 70 6c 65 20 49 32 43 20 74	vs</a>.-.Performs.multiple.I2C.t
131fe0	72 61 6e 73 61 63 74 69 6f 6e 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 65 78 65	ransactions</h3>This.command.exe
132000	00 00 01 32 73 70 3b 69 32 63 2f 73 70 69 2f 73 65 72 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65	...2sp;i2c/spi/ser&nbsp;paramete
132020	72 3c 62 72 3e 2d 38 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	r<br>-81<br></code><h3><a.name="
132040	49 32 43 50 4b 22 3e 49 32 43 50 4b 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68	I2CPK">I2CPK</a>..<a.href="#h">h
132060	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	</a>.<a.href="#r">r</a>.<a.href=
132080	22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 73 6d 62 20 42 6c 6f 63 6b 20 50 72 6f 63 65	"#bvs">bvs</a>.-.smb.Block.Proce
1320a0	73 73 20 43 61 6c 6c 3a 20 65 78 63 68 61 6e 67 65 20 64 61 74 61 20 62 79 74 65 73 20 77 69 74	ss.Call:.exchange.data.bytes.wit
1320c0	68 20 72 65 67 69 73 74 65 72 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77 72 69 74	h.register</h3>This.command.writ
1320e0	65 73 20 74 68 65 20 64 61 74 61 20 62 79 74 65 73 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22	es.the.data.bytes.<a.href="#bvs"
132100	3e 62 76 73 3c 2f 61 3e 20 74 6f 20 72 65 67 69 73 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 72	>bvs</a>.to.register.<a.href="#r
132120	22 3e 72 3c 2f 61 3e 20 6f 66 20 74 68 65 20 49 32 43 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69	">r</a>.of.the.I2C.device.associ
132140	61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c	ated.with.handle.<a.href="#h">h<
132160	2f 61 3e 20 61 6e 64 20 72 65 74 75 72 6e 73 20 61 20 64 65 76 69 63 65 20 73 70 65 63 69 66 69	/a>.and.returns.a.device.specifi
132180	63 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20	c.number.of.bytes..<br><br>Upon.
1321a0	73 75 63 63 65 73 73 20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79	success.the.count.of.returned.by
1321c0	74 65 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 74 68 65 20 62 79 74 65 73 20 74 68 65 6d 73 65	tes.followed.by.the.bytes.themse
1321e0	6c 76 65 73 0a 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65	lves.is.returned...On.error.a.ne
132200	67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72	gative.status.code.will.be.retur
132220	6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	ned..<br><br><b><small>Example</
132240	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70	small></b><br><br><code>$&nbsp;p
132260	69 67 73 26 6e 62 73 70 3b 69 32 63 70 6b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73	igs&nbsp;i2cpk&nbsp;0&nbsp;0&nbs
132280	70 3b 30 78 31 31 26 6e 62 73 70 3b 30 78 31 32 3c 62 72 3e 36 26 6e 62 73 70 3b 30 26 6e 62 73	p;0x11&nbsp;0x12<br>6&nbsp;0&nbs
1322a0	70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c	p;0&nbsp;0&nbsp;0&nbsp;0&nbsp;0<
1322c0	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 52 42 22 3e 49 32	br></code><h3><a.name="I2CRB">I2
1322e0	43 52 42 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68	CRB</a>..<a.href="#h">h</a>.<a.h
132300	72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 2d 20 73 6d 62 20 52 65 61 64 20 42 79 74 65 20 44	ref="#r">r</a>.-.smb.Read.Byte.D
132320	61 74 61 3a 20 72 65 61 64 20 62 79 74 65 20 66 72 6f 6d 20 72 65 67 69 73 74 65 72 3c 2f 68 33	ata:.read.byte.from.register</h3
132340	3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 61 20 73 69 6e 67 6c 65 20 62	>This.command.returns.a.single.b
132360	79 74 65 20 72 65 61 64 20 66 72 6f 6d 20 72 65 67 69 73 74 65 72 20 3c 61 20 68 72 65 66 3d 22	yte.read.from.register.<a.href="
132380	23 72 22 3e 72 3c 2f 61 3e 20 6f 66 20 74 68 65 20 49 32 43 20 64 65 76 69 63 65 0a 61 73 73 6f	#r">r</a>.of.the.I2C.device.asso
1323a0	63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e	ciated.with.handle.<a.href="#h">
1323c0	68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 61 20 76 61	h</a>..<br><br>Upon.success.a.va
1323e0	6c 75 65 20 62 65 74 77 65 65 6e 20 30 20 61 6e 64 20 32 35 35 20 77 69 6c 6c 20 62 65 20 72 65	lue.between.0.and.255.will.be.re
132400	74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 0a 61 20 6e 65 67 61 74 69 76 65 20 73 74 61	turned...On.error.a.negative.sta
132420	74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c	tus.code.will.be.returned..<br><
132440	62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e	br><b><small>Example</small></b>
132460	3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69	<br><br><code>$&nbsp;pigs&nbsp;i
132480	32 63 72 62 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 36 3c 62 72 3e 3c 2f 63 6f 64	2crb&nbsp;0&nbsp;0<br>6<br></cod
1324a0	65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 52 44 22 3e 49 32 43 52 44 3c 2f 61 3e 0a	e><h3><a.name="I2CRD">I2CRD</a>.
1324c0	20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75	.<a.href="#h">h</a>.<a.href="#nu
1324e0	6d 22 3e 6e 75 6d 3c 2f 61 3e 20 2d 20 69 32 63 20 52 65 61 64 20 64 65 76 69 63 65 3c 2f 68 33	m">num</a>.-.i2c.Read.device</h3
132500	3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 3c 61 20 68 72 65 66 3d 22 23	>This.command.returns.<a.href="#
132520	6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 62 79 74 65 73 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65	num">num</a>.bytes.read.from.the
132540	20 49 32 43 20 64 65 76 69 63 65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 0a 68 61 6e 64	.I2C.device.associated.with.hand
132560	6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55	le.<a.href="#h">h</a>..<br><br>U
132580	70 6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65	pon.success.the.count.of.returne
1325a0	64 20 62 79 74 65 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 74 68 65 20 62 79 74 65 73 20 74 68	d.bytes.followed.by.the.bytes.th
1325c0	65 6d 73 65 6c 76 65 73 0a 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20	emselves.is.returned...On.error.
1325e0	61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72	a.negative.status.code.will.be.r
132600	65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 6f 70	eturned..<br><br>This.command.op
132620	65 72 61 74 65 73 20 6f 6e 20 74 68 65 20 72 61 77 20 49 32 43 20 64 65 76 69 63 65 2e 20 20 54	erates.on.the.raw.I2C.device...T
132640	68 65 20 6d 61 78 69 6d 75 6d 20 76 61 6c 75 65 20 6f 66 20 74 68 65 0a 70 61 72 61 6d 65 74 65	he.maximum.value.of.the.paramete
132660	72 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 69 73 20 64 65 70 65	r.<a.href="#num">num</a>.is.depe
132680	6e 64 65 6e 74 20 6f 6e 20 74 68 65 20 49 32 43 20 64 72 69 76 65 72 73 20 61 6e 64 20 74 68 65	ndent.on.the.I2C.drivers.and.the
1326a0	20 64 65 76 69 63 65 0a 69 74 73 65 6c 66 2e 20 70 69 67 73 20 69 6d 70 6f 73 65 73 20 61 20 6c	.device.itself..pigs.imposes.a.l
1326c0	69 6d 69 74 20 6f 66 20 61 62 6f 75 74 20 38 30 30 30 20 62 79 74 65 73 2e 0a 3c 62 72 3e 3c 62	imit.of.about.8000.bytes..<br><b
1326e0	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	r><b><small>Example</small></b><
132700	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32	br><br><code>$&nbsp;pigs&nbsp;i2
132720	63 72 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 36 3c 62 72 3e 31 36 26 6e 62 73 70 3b 36 26	crd&nbsp;0&nbsp;16<br>16&nbsp;6&
132740	6e 62 73 70 3b 32 34 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73	nbsp;24&nbsp;0&nbsp;0&nbsp;0&nbs
132760	70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26	p;0&nbsp;0&nbsp;0&nbsp;0&nbsp;0&
132780	6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70	nbsp;0&nbsp;0&nbsp;0&nbsp;0&nbsp
1327a0	3b 33 32 26 6e 62 73 70 3b 37 38 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	;32&nbsp;78<br></code><h3><a.nam
1327c0	65 3d 22 49 32 43 52 49 22 3e 49 32 43 52 49 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68	e="I2CRI">I2CRI</a>..<a.href="#h
1327e0	22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 3c 61 20 68 72	">h</a>.<a.href="#r">r</a>.<a.hr
132800	65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 2d 20 73 6d 62 20 52 65 61 64 20 49 32 43	ef="#num">num</a>.-.smb.Read.I2C
132820	20 42 6c 6f 63 6b 20 44 61 74 61 3a 20 72 65 61 64 20 62 79 74 65 73 20 66 72 6f 6d 20 72 65 67	.Block.Data:.read.bytes.from.reg
132840	69 73 74 65 72 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 3c	ister</h3>This.command.returns.<
132860	61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 62 79 74 65 73 20 66 72 6f 6d	a.href="#num">num</a>.bytes.from
132880	20 72 65 67 69 73 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 6f 66 20	.register.<a.href="#r">r</a>.of.
1328a0	74 68 65 20 49 32 43 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68	the.I2C.device.associated.with.h
1328c0	61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62	andle.<a.href="#h">h</a>..<br><b
1328e0	72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75	r>Upon.success.the.count.of.retu
132900	72 6e 65 64 20 62 79 74 65 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 74 68 65 20 62 79 74 65 73	rned.bytes.followed.by.the.bytes
132920	20 74 68 65 6d 73 65 6c 76 65 73 0a 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72	.themselves.is.returned...On.err
132940	6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62	or.a.negative.status.code.will.b
132960	65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 70 61 72 61 6d 65 74 65	e.returned..<br><br>The.paramete
132980	72 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 6d 61 79 20 62 65 20	r.<a.href="#num">num</a>.may.be.
1329a0	31 2d 33 32 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c	1-32..<br><br><b><small>Example<
1329c0	2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b	/small></b><br><br><code>$&nbsp;
1329e0	70 69 67 73 26 6e 62 73 70 3b 69 32 63 72 69 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62	pigs&nbsp;i2cri&nbsp;0&nbsp;0&nb
132a00	73 70 3b 31 36 3c 62 72 3e 31 36 26 6e 62 73 70 3b 32 33 37 26 6e 62 73 70 3b 31 35 35 26 6e 62	sp;16<br>16&nbsp;237&nbsp;155&nb
132a20	73 70 3b 31 35 35 26 6e 62 73 70 3b 31 35 35 26 6e 62 73 70 3b 31 35 35 26 6e 62 73 70 3b 31 35	sp;155&nbsp;155&nbsp;155&nbsp;15
132a40	35 26 6e 62 73 70 3b 31 35 35 26 6e 62 73 70 3b 31 35 35 26 6e 62 73 70 3b 31 35 35 26 6e 62 73	5&nbsp;155&nbsp;155&nbsp;155&nbs
132a60	70 3b 31 35 35 26 6e 62 73 70 3b 31 35 35 26 6e 62 73 70 3b 31 35 35 26 6e 62 73 70 3b 31 35 35	p;155&nbsp;155&nbsp;155&nbsp;155
132a80	26 6e 62 73 70 3b 31 35 35 26 6e 62 73 70 3b 31 35 35 26 6e 62 73 70 3b 31 35 35 3c 62 72 3e 3c	&nbsp;155&nbsp;155&nbsp;155<br><
132aa0	2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 52 4b 22 3e 49 32 43 52 4b 3c	/code><h3><a.name="I2CRK">I2CRK<
132ac0	2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	/a>..<a.href="#h">h</a>.<a.href=
132ae0	22 23 72 22 3e 72 3c 2f 61 3e 20 2d 20 73 6d 62 20 52 65 61 64 20 42 6c 6f 63 6b 20 44 61 74 61	"#r">r</a>.-.smb.Read.Block.Data
132b00	3a 20 72 65 61 64 20 64 61 74 61 20 66 72 6f 6d 20 72 65 67 69 73 74 65 72 3c 2f 68 33 3e 54 68	:.read.data.from.register</h3>Th
132b20	69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 62 65 74 77 65 65 6e 20 31 20 61 6e 64	is.command.returns.between.1.and
132b40	20 33 32 20 62 79 74 65 73 20 72 65 61 64 20 66 72 6f 6d 20 72 65 67 69 73 74 65 72 20 3c 61 20	.32.bytes.read.from.register.<a.
132b60	68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 6f 66 0a 74 68 65 20 49 32 43 20 64 65 76 69 63	href="#r">r</a>.of.the.I2C.devic
132b80	65 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66	e.associated.with.handle.<a.href
132ba0	3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73	="#h">h</a>..<br><br>Upon.succes
132bc0	73 20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 20 66 6f	s.the.count.of.returned.bytes.fo
132be0	6c 6c 6f 77 65 64 20 62 79 20 74 68 65 20 62 79 74 65 73 20 74 68 65 6d 73 65 6c 76 65 73 0a 69	llowed.by.the.bytes.themselves.i
132c00	73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65	s.returned...On.error.a.negative
132c20	20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c	.status.code.will.be.returned..<
132c40	62 72 3e 3c 62 72 3e 54 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 6f 66 20 72 65	br><br>The.number.of.bytes.of.re
132c60	74 75 72 6e 65 64 20 64 61 74 61 20 69 73 20 73 70 65 63 69 66 69 63 20 74 6f 20 74 68 65 20 64	turned.data.is.specific.to.the.d
132c80	65 76 69 63 65 20 61 6e 64 0a 72 65 67 69 73 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	evice.and.register..<br><br><b><
132ca0	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
132cc0	3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 72 6b 26 6e 62	><code>$&nbsp;pigs&nbsp;i2crk&nb
132ce0	73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 36 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e	sp;0&nbsp;0<br>6&nbsp;0&nbsp;0&n
132d00	62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 62	bsp;0&nbsp;0&nbsp;0&nbsp;0<br><b
132d20	72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 72 6b 26 6e 62 73 70 3b 30 26	r>$&nbsp;pigs&nbsp;i2crk&nbsp;0&
132d40	6e 62 73 70 3b 31 3c 62 72 3e 32 34 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	nbsp;1<br>24&nbsp;0&nbsp;0&nbsp;
132d60	30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62	0&nbsp;0&nbsp;0&nbsp;0&nbsp;0&nb
132d80	73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30	sp;0&nbsp;0&nbsp;0&nbsp;0&nbsp;0
132da0	26 6e 62 73 70 3b 31 32 30 26 6e 62 73 70 3b 32 32 32 26 6e 62 73 70 3b 31 30 35 26 6e 62 73 70	&nbsp;120&nbsp;222&nbsp;105&nbsp
132dc0	3b 32 31 35 26 6e 62 73 70 3b 31 32 38 26 6e 62 73 70 3b 38 37 26 6e 62 73 70 3b 31 39 35 26 6e	;215&nbsp;128&nbsp;87&nbsp;195&n
132de0	62 73 70 3b 32 31 37 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73	bsp;217&nbsp;0&nbsp;0&nbsp;0&nbs
132e00	70 3b 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 52 53	p;0<br></code><h3><a.name="I2CRS
132e20	22 3e 49 32 43 52 53 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20	">I2CRS</a>..<a.href="#h">h</a>.
132e40	2d 20 73 6d 62 20 52 65 61 64 20 42 79 74 65 3a 20 72 65 61 64 20 62 79 74 65 3c 2f 68 33 3e 54	-.smb.Read.Byte:.read.byte</h3>T
132e60	68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 61 20 73 69 6e 67 6c 65 20 62 79 74	his.command.returns.a.single.byt
132e80	65 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 20 49 32 43 20 64 65 76 69 63 65 0a 61 73 73 6f 63	e.read.from.the.I2C.device.assoc
132ea0	69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68	iated.with.handle.<a.href="#h">h
132ec0	3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 61 20 76 61 6c	</a>..<br><br>Upon.success.a.val
132ee0	75 65 20 62 65 74 77 65 65 6e 20 30 20 61 6e 64 20 32 35 35 20 77 69 6c 6c 20 62 65 20 72 65 74	ue.between.0.and.255.will.be.ret
132f00	75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 0a 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74	urned...On.error.a.negative.stat
132f20	75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62	us.code.will.be.returned..<br><b
132f40	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	r><b><small>Example</small></b><
132f60	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32	br><br><code>$&nbsp;pigs&nbsp;i2
132f80	63 72 73 26 6e 62 73 70 3b 30 3c 62 72 3e 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61	crs&nbsp;0<br>0<br></code><h3><a
132fa0	20 6e 61 6d 65 3d 22 49 32 43 52 57 22 3e 49 32 43 52 57 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66	.name="I2CRW">I2CRW</a>..<a.href
132fc0	3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 2d	="#h">h</a>.<a.href="#r">r</a>.-
132fe0	20 73 6d 62 20 52 65 61 64 20 57 6f 72 64 20 44 61 74 61 3a 20 72 65 61 64 20 77 6f 72 64 20 66	.smb.Read.Word.Data:.read.word.f
133000	00 00 01 33 74 64 3e 3c 74 64 3e 50 57 4d 20 63 68 61 6e 6e 65 6c 20 31 3c 2f 74 64 3e 3c 74 64	...3td><td>PWM.channel.1</td><td
133020	3e 43 6f 6d 70 75 74 65 20 6d 6f 64 75 6c 65 20 6f 6e 6c 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	>Compute.module.only</td></tr><t
133040	72 3e 3c 74 64 3e 34 35 3c 2f 74 64 3e 3c 74 64 3e 50 57 4d 20 63 68 61 6e 6e 65 6c 20 31 3c 2f	r><td>45</td><td>PWM.channel.1</
133060	74 64 3e 3c 74 64 3e 43 6f 6d 70 75 74 65 20 6d 6f 64 75 6c 65 20 6f 6e 6c 79 3c 2f 74 64 3e 3c	td><td>Compute.module.only</td><
133080	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 35 32 3c 2f 74 64 3e 3c 74 64 3e 50 57 4d 20 63 68 61 6e 6e	/tr><tr><td>52</td><td>PWM.chann
1330a0	65 6c 20 30 3c 2f 74 64 3e 3c 74 64 3e 43 6f 6d 70 75 74 65 20 6d 6f 64 75 6c 65 20 6f 6e 6c 79	el.0</td><td>Compute.module.only
1330c0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 35 33 3c 2f 74 64 3e 3c 74 64 3e 50 57 4d	</td></tr><tr><td>53</td><td>PWM
1330e0	20 63 68 61 6e 6e 65 6c 20 31 3c 2f 74 64 3e 3c 74 64 3e 43 6f 6d 70 75 74 65 20 6d 6f 64 75 6c	.channel.1</td><td>Compute.modul
133100	65 20 6f 6e 6c 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e	e.only</td></tr></tbody></table>
133120	3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 63 74 75 61 6c 20 6e 75 6d 62 65 72 20 6f 66 20 73 74 65	<br><br>The.actual.number.of.ste
133140	70 73 20 62 65 77 65 65 6e 20 6f 66 66 20 61 6e 64 20 66 75 6c 6c 79 20 6f 6e 20 69 73 20 74 68	ps.beween.off.and.fully.on.is.th
133160	65 0a 69 6e 74 65 67 72 61 6c 20 70 61 72 74 20 6f 66 20 32 35 30 4d 2f 3c 61 20 68 72 65 66 3d	e.integral.part.of.250M/<a.href=
133180	22 23 70 66 22 3e 70 66 3c 2f 61 3e 20 28 33 37 35 4d 2f 3c 61 20 68 72 65 66 3d 22 23 70 66 22	"#pf">pf</a>.(375M/<a.href="#pf"
1331a0	3e 70 66 3c 2f 61 3e 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 29 2e 0a 3c 62 72 3e 3c 62	>pf</a>.for.the.BCM2711)..<br><b
1331c0	72 3e 54 68 65 20 61 63 74 75 61 6c 20 66 72 65 71 75 65 6e 63 79 20 73 65 74 20 69 73 20 32 35	r>The.actual.frequency.set.is.25
1331e0	30 4d 2f 73 74 65 70 73 20 28 33 37 35 4d 2f 73 74 65 70 73 20 66 6f 72 20 74 68 65 20 42 43 4d	0M/steps.(375M/steps.for.the.BCM
133200	32 37 31 31 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 72 65 20 77 69 6c 6c 20 6f 6e 6c 79 20 62	2711)..<br><br>There.will.only.b
133220	65 20 61 20 6d 69 6c 6c 69 6f 6e 20 73 74 65 70 73 20 66 6f 72 20 61 20 3c 61 20 68 72 65 66 3d	e.a.million.steps.for.a.<a.href=
133240	22 23 70 66 22 3e 70 66 3c 2f 61 3e 20 6f 66 20 32 35 30 20 28 33 37 35 20 66 6f 72 0a 74 68 65	"#pf">pf</a>.of.250.(375.for.the
133260	20 42 43 4d 32 37 31 31 29 2e 20 4c 6f 77 65 72 20 66 72 65 71 75 65 6e 63 69 65 73 20 77 69 6c	.BCM2711)..Lower.frequencies.wil
133280	6c 20 68 61 76 65 20 6d 6f 72 65 20 73 74 65 70 73 20 61 6e 64 20 68 69 67 68 65 72 0a 66 72 65	l.have.more.steps.and.higher.fre
1332a0	71 75 65 6e 63 69 65 73 20 77 69 6c 6c 20 68 61 76 65 20 66 65 77 65 72 20 73 74 65 70 73 2e 20	quencies.will.have.fewer.steps..
1332c0	20 3c 61 20 68 72 65 66 3d 22 23 70 64 63 22 3e 70 64 63 3c 2f 61 3e 20 69 73 0a 61 75 74 6f 6d	.<a.href="#pdc">pdc</a>.is.autom
1332e0	61 74 69 63 61 6c 6c 79 20 73 63 61 6c 65 64 20 74 6f 20 74 61 6b 65 20 74 68 69 73 20 69 6e 74	atically.scaled.to.take.this.int
133300	6f 20 61 63 63 6f 75 6e 74 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 48 57 56 45 52 22 3e 48	o.account..<h3><a.name="HWVER">H
133320	57 56 45 52 3c 2f 61 3e 0a 20 2d 20 47 65 74 20 68 61 72 64 77 61 72 65 20 76 65 72 73 69 6f 6e	WVER</a>..-.Get.hardware.version
133340	3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 68 61	</h3>This.command.returns.the.ha
133360	72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6f 66 20 74 68 65 20 50 69 2e 0a 3c 62 72 3e 3c	rdware.revision.of.the.Pi..<br><
133380	62 72 3e 54 68 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 69 73 20 66 6f 75 6e	br>The.hardware.revision.is.foun
1333a0	64 20 69 6e 20 74 68 65 20 6c 61 73 74 20 34 20 63 68 61 72 61 63 74 65 72 73 20 6f 6e 20 74 68	d.in.the.last.4.characters.on.th
1333c0	65 20 72 65 76 69 73 69 6f 6e 0a 6c 69 6e 65 20 6f 66 20 2f 70 72 6f 63 2f 63 70 75 69 6e 66 6f	e.revision.line.of./proc/cpuinfo
1333e0	2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 74 68 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69	..<br><br>If.the.hardware.revisi
133400	6f 6e 20 63 61 6e 20 6e 6f 74 20 62 65 20 66 6f 75 6e 64 20 6f 72 20 69 73 20 6e 6f 74 20 61 20	on.can.not.be.found.or.is.not.a.
133420	76 61 6c 69 64 20 68 65 78 61 64 65 63 69 6d 61 6c 0a 6e 75 6d 62 65 72 20 74 68 65 20 63 6f 6d	valid.hexadecimal.number.the.com
133440	6d 61 6e 64 20 72 65 74 75 72 6e 73 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 76 69	mand.returns.0..<br><br>The.revi
133460	73 69 6f 6e 20 6e 75 6d 62 65 72 20 63 61 6e 20 62 65 20 75 73 65 64 20 74 6f 20 64 65 74 65 72	sion.number.can.be.used.to.deter
133480	6d 69 6e 65 20 74 68 65 20 61 73 73 69 67 6e 6d 65 6e 74 20 6f 66 20 47 50 49 4f 0a 74 6f 20 70	mine.the.assignment.of.GPIO.to.p
1334a0	69 6e 73 20 28 73 65 65 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 29 2e 0a 3c 62	ins.(see.<a.href="#g">g</a>)..<b
1334c0	72 3e 3c 62 72 3e 54 68 65 72 65 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 74 68 72 65 65 20	r><br>There.are.currently.three.
1334e0	74 79 70 65 73 20 6f 66 20 62 6f 61 72 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 31 20 62	types.of.board..<br><br>Type.1.b
133500	6f 61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75 6d	oards.have.hardware.revision.num
133520	62 65 72 73 20 6f 66 20 32 20 61 6e 64 20 33 2e 0a 3c 62 72 3e 3c 62 72 3e 54 79 70 65 20 32 20	bers.of.2.and.3..<br><br>Type.2.
133540	62 6f 61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72 65 76 69 73 69 6f 6e 20 6e 75	boards.have.hardware.revision.nu
133560	6d 62 65 72 73 20 6f 66 20 34 2c 20 35 2c 20 36 2c 20 61 6e 64 20 31 35 2e 0a 3c 62 72 3e 3c 62	mbers.of.4,.5,.6,.and.15..<br><b
133580	72 3e 54 79 70 65 20 33 20 62 6f 61 72 64 73 20 68 61 76 65 20 68 61 72 64 77 61 72 65 20 72 65	r>Type.3.boards.have.hardware.re
1335a0	76 69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 31 36 20 6f 72 20 67 72 65 61 74 65 72 2e	vision.numbers.of.16.or.greater.
1335c0	0a 3c 62 72 3e 3c 62 72 3e 66 6f 72 20 22 52 65 76 69 73 69 6f 6e 20 3a 20 30 30 30 32 22 20 74	.<br><br>for."Revision.:.0002".t
1335e0	68 65 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 32 2e 0a 3c 62 72 3e 3c 62 72 3e 66 6f	he.command.returns.2..<br><br>fo
133600	72 20 22 52 65 76 69 73 69 6f 6e 20 3a 20 30 30 30 66 22 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20	r."Revision.:.000f".the.command.
133620	72 65 74 75 72 6e 73 20 31 35 2e 0a 3c 62 72 3e 3c 62 72 3e 66 6f 72 20 22 52 65 76 69 73 69 6f	returns.15..<br><br>for."Revisio
133640	6e 20 3a 20 30 30 30 67 22 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 30 2e	n.:.000g".the.command.returns.0.
133660	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	.<br><br><b><small>Example</smal
133680	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	l></b><br><br><code>$&nbsp;pigs&
1336a0	6e 62 73 70 3b 68 77 76 65 72 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 4f 6e 26 6e 62 73 70 3b 61	nbsp;hwver&nbsp;#&nbsp;On&nbsp;a
1336c0	26 6e 62 73 70 3b 42 2b 3c 62 72 3e 31 36 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20	&nbsp;B+<br>16<br></code><h3><a.
1336e0	6e 61 6d 65 3d 22 49 32 43 43 22 3e 49 32 43 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23	name="I2CC">I2CC</a>..<a.href="#
133700	68 22 3e 68 3c 2f 61 3e 20 2d 20 43 6c 6f 73 65 20 49 32 43 20 68 61 6e 64 6c 65 3c 2f 68 33 3e	h">h</a>.-.Close.I2C.handle</h3>
133720	54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 63 6c 6f 73 65 73 20 61 6e 20 49 32 43 20 68 61 6e 64 6c	This.command.closes.an.I2C.handl
133740	65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 70 72 65 76 69 6f 75 73 6c 79 20	e.<a.href="#h">h</a>.previously.
133760	6f 70 65 6e 65 64 20 77 69 74 68 20 3c 61 20 68 72 65 66 3d 22 23 49 32 43 4f 22 3e 49 32 43 4f	opened.with.<a.href="#I2CO">I2CO
133780	3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69	</a>..<br><br>Upon.success.nothi
1337a0	6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61	ng.is.returned...On.error.a.nega
1337c0	74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65	tive.status.code.will.be.returne
1337e0	64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	d..<br><br><b><small>Example</sm
133800	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67	all></b><br><br><code>$&nbsp;pig
133820	73 26 6e 62 73 70 3b 69 32 63 63 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 46	s&nbsp;i2cc&nbsp;0&nbsp;#&nbsp;F
133840	69 72 73 74 26 6e 62 73 70 3b 63 6c 6f 73 65 26 6e 62 73 70 3b 6f 6b 61 79 2e 3c 62 72 3e 3c 62	irst&nbsp;close&nbsp;okay.<br><b
133860	72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 63 26 6e 62 73 70 3b 30 26 6e	r>$&nbsp;pigs&nbsp;i2cc&nbsp;0&n
133880	62 73 70 3b 23 26 6e 62 73 70 3b 53 65 63 6f 6e 64 26 6e 62 73 70 3b 66 61 69 6c 73 2e 3c 62 72	bsp;#&nbsp;Second&nbsp;fails.<br
1338a0	3e 2d 32 35 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 75 6e 6b 6e 6f 77 6e 26 6e 62 73 70	>-25<br>ERROR:&nbsp;unknown&nbsp
1338c0	3b 68 61 6e 64 6c 65 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49	;handle<br></code><h3><a.name="I
1338e0	32 43 4f 22 3e 49 32 43 4f 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 69 62 22 3e 69 62 3c	2CO">I2CO</a>..<a.href="#ib">ib<
133900	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 64 22 3e 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	/a>.<a.href="#id">id</a>.<a.href
133920	3d 22 23 69 66 22 3e 69 66 3c 2f 61 3e 20 2d 20 4f 70 65 6e 20 49 32 43 20 62 75 73 20 61 6e 64	="#if">if</a>.-.Open.I2C.bus.and
133940	20 64 65 76 69 63 65 20 77 69 74 68 20 66 6c 61 67 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d	.device.with.flags</h3>This.comm
133960	61 6e 64 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65 20 74 6f 20 61 63 63 65 73 73 20 64	and.returns.a.handle.to.access.d
133980	65 76 69 63 65 20 3c 61 20 68 72 65 66 3d 22 23 69 64 22 3e 69 64 3c 2f 61 3e 20 6f 6e 20 49 32	evice.<a.href="#id">id</a>.on.I2
1339a0	43 20 62 75 73 20 3c 61 20 68 72 65 66 3d 22 23 69 62 22 3e 69 62 3c 2f 61 3e 2e 0a 54 68 65 20	C.bus.<a.href="#ib">ib</a>..The.
1339c0	64 65 76 69 63 65 20 69 73 20 6f 70 65 6e 65 64 20 77 69 74 68 20 66 6c 61 67 73 20 3c 61 20 68	device.is.opened.with.flags.<a.h
1339e0	72 65 66 3d 22 23 69 66 22 3e 69 66 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 50 68 79 73 69 63	ref="#if">if</a>..<br><br>Physic
133a00	61 6c 6c 79 20 62 75 73 65 73 20 30 20 61 6e 64 20 31 20 61 72 65 20 61 76 61 69 6c 61 62 6c 65	ally.buses.0.and.1.are.available
133a20	20 6f 6e 20 74 68 65 20 50 69 2e 20 20 48 69 67 68 65 72 0a 6e 75 6d 62 65 72 65 64 20 62 75 73	.on.the.Pi...Higher.numbered.bus
133a40	65 73 20 77 69 6c 6c 20 62 65 20 61 76 61 69 6c 61 62 6c 65 20 69 66 20 61 20 6b 65 72 6e 65 6c	es.will.be.available.if.a.kernel
133a60	20 73 75 70 70 6f 72 74 65 64 20 62 75 73 0a 6d 75 6c 74 69 70 6c 65 78 6f 72 20 69 73 20 62 65	.supported.bus.multiplexor.is.be
133a80	69 6e 67 20 75 73 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 75 73 65 64 20	ing.used..<br><br>The.GPIO.used.
133aa0	61 72 65 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 61 62 6c 65	are.given.in.the.following.table
133ac0	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c	..<br><br><table.border="1".cell
133ae0	70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f	padding="2".cellspacing="2"><tbo
133b00	64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e	dy><tr><td></td><td>SDA</td><td>
133b20	53 43 4c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 20 30 3c 2f 74 64 3e 3c	SCL</td></tr><tr><td>I2C.0</td><
133b40	74 64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	td>0</td><td>1</td></tr><tr><td>
133b60	49 32 43 20 31 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 2f	I2C.1</td><td>2</td><td>3</td></
133b80	74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 4e 6f 20 66 6c	tr></tbody></table><br><br>No.fl
133ba0	61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65 64 2e 20 20 54 68 65 20	ags.are.currently.defined...The.
133bc0	70 61 72 61 6d 65 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 69 66 22 3e 69 66 3c 2f 61 3e 20 73	parameter.<a.href="#if">if</a>.s
133be0	68 6f 75 6c 64 20 62 65 20 30 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73	hould.be.0..<br><br>Upon.success
133c00	20 74 68 65 20 6e 65 78 74 20 66 72 65 65 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20 69	.the.next.free.handle.(&gt;=0).i
133c20	73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 0a 6e 65 67 61 74 69 76 65	s.returned...On.error.a.negative
133c40	20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c	.status.code.will.be.returned..<
133c60	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e	br><br><b><small>Example</small>
133c80	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	</b><br><br><code>$&nbsp;pigs&nb
133ca0	73 70 3b 69 32 63 6f 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 30 78 37 30 26 6e 62 73 70 3b 30 26	sp;i2co&nbsp;1&nbsp;0x70&nbsp;0&
133cc0	6e 62 73 70 3b 23 26 6e 62 73 70 3b 42 75 73 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 64 65 76	nbsp;#&nbsp;Bus&nbsp;1,&nbsp;dev
133ce0	69 63 65 26 6e 62 73 70 3b 30 78 37 30 2c 26 6e 62 73 70 3b 66 6c 61 67 73 26 6e 62 73 70 3b 30	ice&nbsp;0x70,&nbsp;flags&nbsp;0
133d00	2e 3c 62 72 3e 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69	.<br>0<br><br>$&nbsp;pigs&nbsp;i
133d20	32 63 6f 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 30 78 35 33 26 6e 62 73 70 3b 30 26 6e 62 73 70	2co&nbsp;1&nbsp;0x53&nbsp;0&nbsp
133d40	3b 23 26 6e 62 73 70 3b 42 75 73 26 6e 62 73 70 3b 31 2c 26 6e 62 73 70 3b 64 65 76 69 63 65 26	;#&nbsp;Bus&nbsp;1,&nbsp;device&
133d60	6e 62 73 70 3b 30 78 35 33 2c 26 6e 62 73 70 3b 66 6c 61 67 73 26 6e 62 73 70 3b 30 2e 3c 62 72	nbsp;0x53,&nbsp;flags&nbsp;0.<br
133d80	3e 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 49 32 43 50 43 22	>1<br></code><h3><a.name="I2CPC"
133da0	3e 49 32 43 50 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c	>I2CPC</a>..<a.href="#h">h</a>.<
133dc0	61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 76 22 3e	a.href="#r">r</a>.<a.href="#wv">
133de0	77 76 3c 2f 61 3e 20 2d 20 73 6d 62 20 50 72 6f 63 65 73 73 20 43 61 6c 6c 3a 20 65 78 63 68 61	wv</a>.-.smb.Process.Call:.excha
133e00	6e 67 65 20 72 65 67 69 73 74 65 72 20 77 69 74 68 20 77 6f 72 64 3c 2f 68 33 3e 54 68 69 73 20	nge.register.with.word</h3>This.
133e20	63 6f 6d 6d 61 6e 64 20 77 72 69 74 65 73 20 3c 61 20 68 72 65 66 3d 22 23 77 76 22 3e 77 76 3c	command.writes.<a.href="#wv">wv<
133e40	2f 61 3e 20 74 6f 20 72 65 67 69 73 74 65 72 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f	/a>.to.register.<a.href="#r">r</
133e60	61 3e 20 6f 66 20 74 68 65 20 49 32 43 20 64 65 76 69 63 65 0a 61 73 73 6f 63 69 61 74 65 64 20	a>.of.the.I2C.device.associated.
133e80	77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 61	with.handle.<a.href="#h">h</a>.a
133ea0	6e 64 20 72 65 74 75 72 6e 73 20 61 20 31 36 2d 62 69 74 20 77 6f 72 64 20 72 65 61 64 20 66 72	nd.returns.a.16-bit.word.read.fr
133ec0	6f 6d 20 74 68 65 0a 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63	om.the.device..<br><br>Upon.succ
133ee0	65 73 73 20 61 20 76 61 6c 75 65 20 62 65 74 77 65 65 6e 20 30 20 61 6e 64 20 36 35 35 33 35 20	ess.a.value.between.0.and.65535.
133f00	77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 0a 61 20 6e 65	will.be.returned...On.error.a.ne
133f20	67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72	gative.status.code.will.be.retur
133f40	6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	ned..<br><br><b><small>Example</
133f60	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70	small></b><br><br><code>$&nbsp;p
133f80	69 67 73 26 6e 62 73 70 3b 69 32 63 70 63 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 33 37 26 6e 62	igs&nbsp;i2cpc&nbsp;0&nbsp;37&nb
133fa0	73 70 3b 34 33 32 31 30 3c 62 72 3e 33 39 39 33 33 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b	sp;43210<br>39933<br><br>$&nbsp;
133fc0	70 69 67 73 26 6e 62 73 70 3b 69 32 63 70 63 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 35 36 26	pigs&nbsp;i2cpc&nbsp;0&nbsp;256&
133fe0	6e 62 73 70 3b 34 33 32 31 30 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 62 61 64 26 6e 62	nbsp;43210<br>ERROR:&nbsp;bad&nb
134000	00 00 01 34 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 75 73 65 26 6e 62 73 70 3b 66 6f 72 26 6e	...4&nbsp;in&nbsp;use&nbsp;for&n
134020	62 73 70 3b 73 65 72 76 6f 26 6e 62 73 70 3b 70 75 6c 73 65 73 3c 62 72 3e 3c 2f 63 6f 64 65 3e	bsp;servo&nbsp;pulses<br></code>
134040	3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 48 2f 48 45 4c 50 22 3e 48 2f 48 45 4c 50 3c 2f 61 3e 0a	<h3><a.name="H/HELP">H/HELP</a>.
134060	20 2d 20 44 69 73 70 6c 61 79 20 63 6f 6d 6d 61 6e 64 20 68 65 6c 70 3c 2f 68 33 3e 54 68 69 73	.-.Display.command.help</h3>This
134080	20 63 6f 6d 6d 61 6e 64 20 64 69 73 70 6c 61 79 73 20 61 20 62 72 69 65 66 20 6c 69 73 74 20 6f	.command.displays.a.brief.list.o
1340a0	66 20 74 68 65 20 63 6f 6d 6d 61 6e 64 73 20 61 6e 64 20 74 68 65 69 72 20 70 61 72 61 6d 65 74	f.the.commands.and.their.paramet
1340c0	65 72 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	ers..<br><br><b><small>Example</
1340e0	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70	small></b><br><br><code>$&nbsp;p
134100	69 67 73 26 6e 62 73 70 3b 68 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	igs&nbsp;h<br><br>$&nbsp;pigs&nb
134120	73 70 3b 68 65 6c 70 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 48	sp;help<br></code><h3><a.name="H
134140	43 22 3e 48 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 3c 61	C">HC</a>..<a.href="#g">g</a>.<a
134160	20 68 72 65 66 3d 22 23 63 66 22 3e 63 66 3c 2f 61 3e 20 2d 20 53 65 74 20 68 61 72 64 77 61 72	.href="#cf">cf</a>.-.Set.hardwar
134180	65 20 63 6c 6f 63 6b 20 66 72 65 71 75 65 6e 63 79 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61	e.clock.frequency</h3>This.comma
1341a0	6e 64 20 73 65 74 73 20 74 68 65 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 61 73 73 6f 63	nd.sets.the.hardware.clock.assoc
1341c0	69 61 74 65 64 20 77 69 74 68 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f	iated.with.GPIO.<a.href="#g">g</
1341e0	61 3e 20 74 6f 0a 66 72 65 71 75 65 6e 63 79 20 3c 61 20 68 72 65 66 3d 22 23 63 66 22 3e 63 66	a>.to.frequency.<a.href="#cf">cf
134200	3c 2f 61 3e 2e 20 46 72 65 71 75 65 6e 63 69 65 73 20 61 62 6f 76 65 20 33 30 4d 48 7a 20 61 72	</a>..Frequencies.above.30MHz.ar
134220	65 20 75 6e 6c 69 6b 65 6c 79 20 74 6f 20 77 6f 72 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e	e.unlikely.to.work..<br><br>Upon
134240	20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f	.success.nothing.is.returned...O
134260	6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77	n.error.a.negative.status.code.w
134280	69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61	ill.be.returned..<br><br><b><sma
1342a0	6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63	ll>Example</small></b><br><br><c
1342c0	6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 68 63 26 6e 62 73 70 3b 34 26 6e	ode>$&nbsp;pigs&nbsp;hc&nbsp;4&n
1342e0	62 73 70 3b 35 30 30 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 74 61 72 74 26 6e 62 73 70 3b	bsp;5000&nbsp;#&nbsp;start&nbsp;
134300	61 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 4b 48 7a 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73	a&nbsp;5&nbsp;KHz&nbsp;clock&nbs
134320	70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 28 63 6c 6f 63	p;on&nbsp;GPIO&nbsp;4&nbsp;(cloc
134340	6b 26 6e 62 73 70 3b 30 29 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	k&nbsp;0)<br><br>$&nbsp;pigs&nbs
134360	70 3b 68 63 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 35 30 30 30 30 30 30 26 6e 62 73 70 3b 23 26	p;hc&nbsp;5&nbsp;5000000&nbsp;#&
134380	6e 62 73 70 3b 73 74 61 72 74 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 4d 48	nbsp;start&nbsp;a&nbsp;5&nbsp;MH
1343a0	7a 26 6e 62 73 70 3b 63 6c 63 6f 6b 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 26 6e	z&nbsp;clcok&nbsp;on&nbsp;GPIO&n
1343c0	62 73 70 3b 35 26 6e 62 73 70 3b 28 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 29 3c 62 72 3e 2d 39 39	bsp;5&nbsp;(clock&nbsp;1)<br>-99
1343e0	3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 6e 65 65 64 26 6e 62 73 70 3b 70 61 73 73 77 6f	<br>ERROR:&nbsp;need&nbsp;passwo
134400	72 64 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 75 73 65 26 6e 62 73 70 3b 68 61 72 64 77 61 72	rd&nbsp;to&nbsp;use&nbsp;hardwar
134420	65 26 6e 62 73 70 3b 63 6c 6f 63 6b 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	e&nbsp;clock&nbsp;1<br></code><b
134440	72 3e 3c 62 72 3e 54 68 65 20 73 61 6d 65 20 63 6c 6f 63 6b 20 69 73 20 61 76 61 69 6c 61 62 6c	r><br>The.same.clock.is.availabl
134460	65 20 6f 6e 20 6d 75 6c 74 69 70 6c 65 20 47 50 49 4f 2e 20 20 54 68 65 20 6c 61 74 65 73 74 0a	e.on.multiple.GPIO...The.latest.
134480	66 72 65 71 75 65 6e 63 79 20 73 65 74 74 69 6e 67 20 77 69 6c 6c 20 62 65 20 75 73 65 64 20 62	frequency.setting.will.be.used.b
1344a0	79 20 61 6c 6c 20 47 50 49 4f 20 77 68 69 63 68 20 73 68 61 72 65 20 61 20 63 6c 6f 63 6b 2e 0a	y.all.GPIO.which.share.a.clock..
1344c0	3c 62 72 3e 3c 62 72 3e 54 68 65 20 47 50 49 4f 20 6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20	<br><br>The.GPIO.must.be.one.of.
1344e0	74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f	the.following..<br><br><table.bo
134500	72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61	rder="1".cellpadding="2".cellspa
134520	63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 34 3c 2f 74 64 3e 3c 74	cing="2"><tbody><tr><td>4</td><t
134540	64 3e 63 6c 6f 63 6b 20 30 3c 2f 74 64 3e 3c 74 64 3e 41 6c 6c 20 6d 6f 64 65 6c 73 3c 2f 74 64	d>clock.0</td><td>All.models</td
134560	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 35 3c 2f 74 64 3e 3c 74 64 3e 63 6c 6f 63 6b 20 31 3c	></tr><tr><td>5</td><td>clock.1<
134580	2f 74 64 3e 3c 74 64 3e 41 6c 6c 20 6d 6f 64 65 6c 73 20 62 75 74 20 41 20 61 6e 64 20 42 20 28	/td><td>All.models.but.A.and.B.(
1345a0	72 65 73 65 72 76 65 64 20 66 6f 72 20 73 79 73 74 65 6d 20 75 73 65 29 3c 2f 74 64 3e 3c 2f 74	reserved.for.system.use)</td></t
1345c0	72 3e 3c 74 72 3e 3c 74 64 3e 36 3c 2f 74 64 3e 3c 74 64 3e 63 6c 6f 63 6b 20 32 3c 2f 74 64 3e	r><tr><td>6</td><td>clock.2</td>
1345e0	3c 74 64 3e 41 6c 6c 20 6d 6f 64 65 6c 73 20 62 75 74 20 41 20 61 6e 64 20 42 3c 2f 74 64 3e 3c	<td>All.models.but.A.and.B</td><
134600	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 30 3c 2f 74 64 3e 3c 74 64 3e 63 6c 6f 63 6b 20 30 3c 2f	/tr><tr><td>20</td><td>clock.0</
134620	74 64 3e 3c 74 64 3e 41 6c 6c 20 6d 6f 64 65 6c 73 20 62 75 74 20 41 20 61 6e 64 20 42 3c 2f 74	td><td>All.models.but.A.and.B</t
134640	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 31 3c 2f 74 64 3e 3c 74 64 3e 63 6c 6f 63 6b 20	d></tr><tr><td>21</td><td>clock.
134660	31 3c 2f 74 64 3e 3c 74 64 3e 41 6c 6c 20 6d 6f 64 65 6c 73 20 62 75 74 20 41 20 61 6e 64 20 42	1</td><td>All.models.but.A.and.B
134680	20 52 65 76 2e 32 20 28 72 65 73 65 72 76 65 64 20 66 6f 72 20 73 79 73 74 65 6d 20 75 73 65 29	.Rev.2.(reserved.for.system.use)
1346a0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62	</td></tr></tbody></table><br><b
1346c0	72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d	r><table.border="1".cellpadding=
1346e0	22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c	"2".cellspacing="2"><tbody><tr><
134700	74 64 3e 33 32 3c 2f 74 64 3e 3c 74 64 3e 63 6c 6f 63 6b 20 30 3c 2f 74 64 3e 3c 74 64 3e 43 6f	td>32</td><td>clock.0</td><td>Co
134720	6d 70 75 74 65 20 6d 6f 64 75 6c 65 20 6f 6e 6c 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	mpute.module.only</td></tr><tr><
134740	74 64 3e 33 34 3c 2f 74 64 3e 3c 74 64 3e 63 6c 6f 63 6b 20 30 3c 2f 74 64 3e 3c 74 64 3e 43 6f	td>34</td><td>clock.0</td><td>Co
134760	6d 70 75 74 65 20 6d 6f 64 75 6c 65 20 6f 6e 6c 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	mpute.module.only</td></tr><tr><
134780	74 64 3e 34 32 3c 2f 74 64 3e 3c 74 64 3e 63 6c 6f 63 6b 20 31 3c 2f 74 64 3e 3c 74 64 3e 43 6f	td>42</td><td>clock.1</td><td>Co
1347a0	6d 70 75 74 65 20 6d 6f 64 75 6c 65 20 6f 6e 6c 79 20 28 72 65 73 65 72 76 65 64 20 66 6f 72 20	mpute.module.only.(reserved.for.
1347c0	73 79 73 74 65 6d 20 75 73 65 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 34 33 3c	system.use)</td></tr><tr><td>43<
1347e0	2f 74 64 3e 3c 74 64 3e 63 6c 6f 63 6b 20 32 3c 2f 74 64 3e 3c 74 64 3e 43 6f 6d 70 75 74 65 20	/td><td>clock.2</td><td>Compute.
134800	6d 6f 64 75 6c 65 20 6f 6e 6c 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 34 34 3c	module.only</td></tr><tr><td>44<
134820	2f 74 64 3e 3c 74 64 3e 63 6c 6f 63 6b 20 31 3c 2f 74 64 3e 3c 74 64 3e 43 6f 6d 70 75 74 65 20	/td><td>clock.1</td><td>Compute.
134840	6d 6f 64 75 6c 65 20 6f 6e 6c 79 20 28 72 65 73 65 72 76 65 64 20 66 6f 72 20 73 79 73 74 65 6d	module.only.(reserved.for.system
134860	20 75 73 65 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c	.use)</td></tr></tbody></table><
134880	62 72 3e 3c 62 72 3e 41 63 63 65 73 73 20 74 6f 20 63 6c 6f 63 6b 20 31 20 69 73 20 70 72 6f 74	br><br>Access.to.clock.1.is.prot
1348a0	65 63 74 65 64 20 62 79 20 61 20 70 61 73 73 77 6f 72 64 20 61 73 20 69 74 73 20 75 73 65 20 77	ected.by.a.password.as.its.use.w
1348c0	69 6c 6c 0a 6c 69 6b 65 6c 79 20 63 72 61 73 68 20 74 68 65 20 50 69 2e 20 20 54 68 65 20 70 61	ill.likely.crash.the.Pi...The.pa
1348e0	73 73 77 6f 72 64 20 69 73 20 67 69 76 65 6e 20 62 79 20 6f 72 27 69 6e 67 20 30 78 35 41 30 30	ssword.is.given.by.or'ing.0x5A00
134900	30 30 30 30 0a 77 69 74 68 20 74 68 65 20 47 50 49 4f 20 6e 75 6d 62 65 72 2e 0a 3c 68 33 3e 3c	0000.with.the.GPIO.number..<h3><
134920	61 20 6e 61 6d 65 3d 22 48 50 22 3e 48 50 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 67 22	a.name="HP">HP</a>..<a.href="#g"
134940	3e 67 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 66 22 3e 70 66 3c 2f 61 3e 20 3c 61 20 68	>g</a>.<a.href="#pf">pf</a>.<a.h
134960	72 65 66 3d 22 23 70 64 63 22 3e 70 64 63 3c 2f 61 3e 20 2d 20 53 65 74 20 68 61 72 64 77 61 72	ref="#pdc">pdc</a>.-.Set.hardwar
134980	65 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 20 61 6e 64 20 64 75 74 79 63 79 63 6c 65 3c 2f 68	e.PWM.frequency.and.dutycycle</h
1349a0	33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 74 68 65 20 68 61 72 64 77 61 72 65	3>This.command.sets.the.hardware
1349c0	20 50 57 4d 20 61 73 73 6f 63 69 61 74 65 64 20 77 69 74 68 20 47 50 49 4f 20 3c 61 20 68 72 65	.PWM.associated.with.GPIO.<a.hre
1349e0	66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 74 6f 0a 66 72 65 71 75 65 6e 63 79 20 3c 61 20 68 72 65	f="#g">g</a>.to.frequency.<a.hre
134a00	66 3d 22 23 70 66 22 3e 70 66 3c 2f 61 3e 20 77 69 74 68 20 64 75 74 79 63 79 63 6c 65 20 3c 61	f="#pf">pf</a>.with.dutycycle.<a
134a20	20 68 72 65 66 3d 22 23 70 64 63 22 3e 70 64 63 3c 2f 61 3e 2e 20 46 72 65 71 75 65 6e 63 69 65	.href="#pdc">pdc</a>..Frequencie
134a40	73 20 61 62 6f 76 65 20 33 30 4d 48 7a 0a 61 72 65 20 75 6e 6c 69 6b 65 6c 79 20 74 6f 20 77 6f	s.above.30MHz.are.unlikely.to.wo
134a60	72 6b 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 4f 54 45 3a 20 41 6e 79 20 77 61 76 65 66 6f 72 6d 20 73	rk..<br><br>NOTE:.Any.waveform.s
134a80	74 61 72 74 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 57 56 54 58 22 3e 57 56 54 58 3c 2f	tarted.by.<a.href="#WVTX">WVTX</
134aa0	61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 57 56 54 58 52 22 3e 57 56 54 58 52 3c 2f 61 3e 2c 20	a>,.<a.href="#WVTXR">WVTXR</a>,.
134ac0	6f 72 20 3c 61 20 68 72 65 66 3d 22 23 57 56 43 48 41 22 3e 57 56 43 48 41 3c 2f 61 3e 0a 77 69	or.<a.href="#WVCHA">WVCHA</a>.wi
134ae0	6c 6c 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75	ll.be.cancelled..<br><br>This.fu
134b00	6e 63 74 69 6f 6e 20 69 73 20 6f 6e 6c 79 20 76 61 6c 69 64 20 69 66 20 74 68 65 20 70 69 67 70	nction.is.only.valid.if.the.pigp
134b20	69 6f 20 6d 61 69 6e 20 63 6c 6f 63 6b 20 69 73 20 50 43 4d 2e 20 20 54 68 65 0a 6d 61 69 6e 20	io.main.clock.is.PCM...The.main.
134b40	63 6c 6f 63 6b 20 64 65 66 61 75 6c 74 73 20 74 6f 20 50 43 4d 20 62 75 74 20 6d 61 79 20 62 65	clock.defaults.to.PCM.but.may.be
134b60	20 6f 76 65 72 72 69 64 64 65 6e 20 77 68 65 6e 20 74 68 65 20 70 69 67 70 69 6f 0a 64 61 65 6d	.overridden.when.the.pigpio.daem
134b80	6f 6e 20 69 73 20 73 74 61 72 74 65 64 20 28 6f 70 74 69 6f 6e 20 2d 74 29 2e 0a 3c 62 72 3e 3c	on.is.started.(option.-t)..<br><
134ba0	62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72	br>Upon.success.nothing.is.retur
134bc0	6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73	ned...On.error.a.negative.status
134be0	20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e	.code.will.be.returned..<br><br>
134c00	3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 68 70 26 6e 62 73 70 3b 31	<code>$&nbsp;pigs&nbsp;hp&nbsp;1
134c20	38 26 6e 62 73 70 3b 31 30 30 26 6e 62 73 70 3b 38 30 30 30 30 30 26 6e 62 73 70 3b 23 26 6e 62	8&nbsp;100&nbsp;800000&nbsp;#&nb
134c40	73 70 3b 38 30 25 26 6e 62 73 70 3b 64 75 74 79 63 79 63 6c 65 3c 62 72 3e 3c 62 72 3e 24 26 6e	sp;80%&nbsp;dutycycle<br><br>$&n
134c60	62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 68 70 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 30	bsp;pigs&nbsp;hp&nbsp;19&nbsp;10
134c80	30 26 6e 62 73 70 3b 32 30 30 30 30 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 32 30 25 26 6e 62	0&nbsp;200000&nbsp;#&nbsp;20%&nb
134ca0	73 70 3b 64 75 74 79 63 79 63 6c 65 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	sp;dutycycle<br><br>$&nbsp;pigs&
134cc0	6e 62 73 70 3b 68 70 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 34 30 30 30 30 30 30 30 30 26 6e	nbsp;hp&nbsp;19&nbsp;400000000&n
134ce0	62 73 70 3b 31 30 30 30 30 30 3c 62 72 3e 2d 39 36 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70	bsp;100000<br>-96<br>ERROR:&nbsp
134d00	3b 69 6e 76 61 6c 69 64 26 6e 62 73 70 3b 68 61 72 64 77 61 72 65 26 6e 62 73 70 3b 50 57 4d 26	;invalid&nbsp;hardware&nbsp;PWM&
134d20	6e 62 73 70 3b 66 72 65 71 75 65 6e 63 79 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	nbsp;frequency<br></code><br><br
134d40	3e 54 68 65 20 73 61 6d 65 20 50 57 4d 20 63 68 61 6e 6e 65 6c 20 69 73 20 61 76 61 69 6c 61 62	>The.same.PWM.channel.is.availab
134d60	6c 65 20 6f 6e 20 6d 75 6c 74 69 70 6c 65 20 47 50 49 4f 2e 20 20 54 68 65 20 6c 61 74 65 73 74	le.on.multiple.GPIO...The.latest
134d80	0a 66 72 65 71 75 65 6e 63 79 20 61 6e 64 20 64 75 74 79 63 79 63 6c 65 20 73 65 74 74 69 6e 67	.frequency.and.dutycycle.setting
134da0	20 77 69 6c 6c 20 62 65 20 75 73 65 64 20 62 79 20 61 6c 6c 20 47 50 49 4f 20 77 68 69 63 68 0a	.will.be.used.by.all.GPIO.which.
134dc0	73 68 61 72 65 20 61 20 50 57 4d 20 63 68 61 6e 6e 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65	share.a.PWM.channel..<br><br>The
134de0	20 47 50 49 4f 20 6d 75 73 74 20 62 65 20 6f 6e 65 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69	.GPIO.must.be.one.of.the.followi
134e00	6e 67 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65	ng..<br><br><table.border="1".ce
134e20	6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74	llpadding="2".cellspacing="2"><t
134e40	62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 31 32 3c 2f 74 64 3e 3c 74 64 3e 50 57 4d 20 63 68 61 6e	body><tr><td>12</td><td>PWM.chan
134e60	6e 65 6c 20 30 3c 2f 74 64 3e 3c 74 64 3e 41 6c 6c 20 6d 6f 64 65 6c 73 20 62 75 74 20 41 20 61	nel.0</td><td>All.models.but.A.a
134e80	6e 64 20 42 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 33 3c 2f 74 64 3e 3c 74 64	nd.B</td></tr><tr><td>13</td><td
134ea0	3e 50 57 4d 20 63 68 61 6e 6e 65 6c 20 31 3c 2f 74 64 3e 3c 74 64 3e 41 6c 6c 20 6d 6f 64 65 6c	>PWM.channel.1</td><td>All.model
134ec0	73 20 62 75 74 20 41 20 61 6e 64 20 42 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31	s.but.A.and.B</td></tr><tr><td>1
134ee0	38 3c 2f 74 64 3e 3c 74 64 3e 50 57 4d 20 63 68 61 6e 6e 65 6c 20 30 3c 2f 74 64 3e 3c 74 64 3e	8</td><td>PWM.channel.0</td><td>
134f00	41 6c 6c 20 6d 6f 64 65 6c 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 31 39 3c 2f	All.models</td></tr><tr><td>19</
134f20	74 64 3e 3c 74 64 3e 50 57 4d 20 63 68 61 6e 6e 65 6c 20 31 3c 2f 74 64 3e 3c 74 64 3e 41 6c 6c	td><td>PWM.channel.1</td><td>All
134f40	20 6d 6f 64 65 6c 73 20 62 75 74 20 41 20 61 6e 64 20 42 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74	.models.but.A.and.B</td></tr></t
134f60	62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64	body></table><br><br><table.bord
134f80	65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69	er="1".cellpadding="2".cellspaci
134fa0	6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 34 30 3c 2f 74 64 3e 3c 74 64	ng="2"><tbody><tr><td>40</td><td
134fc0	3e 50 57 4d 20 63 68 61 6e 6e 65 6c 20 30 3c 2f 74 64 3e 3c 74 64 3e 43 6f 6d 70 75 74 65 20 6d	>PWM.channel.0</td><td>Compute.m
134fe0	6f 64 75 6c 65 20 6f 6e 6c 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 34 31 3c 2f	odule.only</td></tr><tr><td>41</
135000	00 00 01 35 6f 61 6e 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 33 30	...5oan&nbsp;joan&nbsp;&nbsp;330
135020	38 38 26 6e 62 73 70 3b 4a 75 6c 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 3a 32 32 26 6e	88&nbsp;Jul&nbsp;10&nbsp;11:22&n
135040	62 73 70 3b 2f 72 61 6d 2f 70 69 67 70 69 6f 64 5f 69 66 2e 63 3c 62 72 3e 2d 72 77 2d 72 2d 2d	bsp;/ram/pigpiod_if.c<br>-rw-r--
135060	72 2d 2d 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e	r--&nbsp;1&nbsp;joan&nbsp;joan&n
135080	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 39 39 30 26 6e 62 73 70 3b 4a 75 6c 26 6e 62	bsp;&nbsp;&nbsp;7990&nbsp;Jul&nb
1350a0	73 70 3b 31 30 26 6e 62 73 70 3b 31 31 3a 32 32 26 6e 62 73 70 3b 2f 72 61 6d 2f 70 69 67 73 2e	sp;10&nbsp;11:22&nbsp;/ram/pigs.
1350c0	63 3c 62 72 3e 2d 72 77 2d 72 2d 2d 72 2d 2d 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6a 6f 61 6e	c<br>-rw-r--r--&nbsp;1&nbsp;joan
1350e0	26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 39 39 37 30 26 6e 62 73 70	&nbsp;joan&nbsp;&nbsp;19970&nbsp
135100	3b 4a 75 6c 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 3a 32 32 26 6e 62 73 70 3b 2f 72 61	;Jul&nbsp;10&nbsp;11:22&nbsp;/ra
135120	6d 2f 78 5f 70 69 67 70 69 6f 2e 63 3c 62 72 3e 2d 72 77 2d 72 2d 2d 72 2d 2d 26 6e 62 73 70 3b	m/x_pigpio.c<br>-rw-r--r--&nbsp;
135140	31 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 26 6e 62 73 70	1&nbsp;joan&nbsp;joan&nbsp;&nbsp
135160	3b 32 30 38 30 34 26 6e 62 73 70 3b 4a 75 6c 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 3a	;20804&nbsp;Jul&nbsp;10&nbsp;11:
135180	32 32 26 6e 62 73 70 3b 2f 72 61 6d 2f 78 5f 70 69 67 70 69 6f 64 5f 69 66 32 2e 63 3c 62 72 3e	22&nbsp;/ram/x_pigpiod_if2.c<br>
1351a0	2d 72 77 2d 72 2d 2d 72 2d 2d 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70	-rw-r--r--&nbsp;1&nbsp;joan&nbsp
1351c0	3b 6a 6f 61 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 39 38 34 34 26 6e 62 73 70 3b 4a 75 6c 26	;joan&nbsp;&nbsp;19844&nbsp;Jul&
1351e0	6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 3a 32 32 26 6e 62 73 70 3b 2f 72 61 6d 2f 78 5f 70	nbsp;10&nbsp;11:22&nbsp;/ram/x_p
135200	69 67 70 69 6f 64 5f 69 66 2e 63 3c 62 72 3e 2d 72 77 2d 72 2d 2d 72 2d 2d 26 6e 62 73 70 3b 31	igpiod_if.c<br>-rw-r--r--&nbsp;1
135220	26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;joan&nbsp;joan&nbsp;&nbsp;
135240	31 39 39 30 37 26 6e 62 73 70 3b 4a 75 6c 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 3a 32	19907&nbsp;Jul&nbsp;10&nbsp;11:2
135260	32 26 6e 62 73 70 3b 2f 72 61 6d 2f 78 5f 72 65 70 65 61 74 2e 63 3c 62 72 3e 3c 2f 63 6f 64 65	2&nbsp;/ram/x_repeat.c<br></code
135280	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 46 52 22 3e 46 52 3c 2f 61 3e 0a 20 3c 61 20 68 72 65	><h3><a.name="FR">FR</a>..<a.hre
1352a0	66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c	f="#h">h</a>.<a.href="#num">num<
1352c0	2f 61 3e 20 2d 20 52 65 61 64 20 62 79 74 65 73 20 66 72 6f 6d 20 66 69 6c 65 20 68 61 6e 64 6c	/a>.-.Read.bytes.from.file.handl
1352e0	65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 75 70 20 74 6f	e</h3>This.command.returns.up.to
135300	20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 62 79 74 65 73 20 6f 66	.<a.href="#num">num</a>.bytes.of
135320	20 64 61 74 61 20 72 65 61 64 20 66 72 6f 6d 20 74 68 65 0a 66 69 6c 65 20 61 73 73 6f 63 69 61	.data.read.from.the.file.associa
135340	74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f	ted.with.handle.<a.href="#h">h</
135360	61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20 63 6f 75	a>..<br><br>Upon.success.the.cou
135380	6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79	nt.of.returned.bytes.followed.by
1353a0	20 74 68 65 20 62 79 74 65 73 20 74 68 65 6d 73 65 6c 76 65 73 0a 69 73 20 72 65 74 75 72 6e 65	.the.bytes.themselves.is.returne
1353c0	64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63	d...On.error.a.negative.status.c
1353e0	6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	ode.will.be.returned..<br><br><b
135400	3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c	><small>Example</small></b><br><
135420	62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 66 72 26 6e 62 73	br><code>$&nbsp;pigs&nbsp;fr&nbs
135440	70 3b 30 26 6e 62 73 70 3b 31 30 3c 62 72 3e 35 26 6e 62 73 70 3b 34 38 26 6e 62 73 70 3b 34 39	p;0&nbsp;10<br>5&nbsp;48&nbsp;49
135460	26 6e 62 73 70 3b 31 32 38 26 6e 62 73 70 3b 31 34 34 26 6e 62 73 70 3b 32 35 35 3c 62 72 3e 3c	&nbsp;128&nbsp;144&nbsp;255<br><
135480	62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 66 72 26 6e 62 73 70 3b 30 26 6e 62	br>$&nbsp;pigs&nbsp;fr&nbsp;0&nb
1354a0	73 70 3b 31 30 3c 62 72 3e 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	sp;10<br>0<br></code><h3><a.name
1354c0	3d 22 46 53 22 3e 46 53 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e	="FS">FS</a>..<a.href="#h">h</a>
1354e0	20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	.<a.href="#num">num</a>.<a.href=
135500	22 23 66 72 6f 6d 22 3e 66 72 6f 6d 3c 2f 61 3e 20 2d 20 53 65 65 6b 20 74 6f 20 66 69 6c 65 20	"#from">from</a>.-.Seek.to.file.
135520	68 61 6e 64 6c 65 20 70 6f 73 69 74 69 6f 6e 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64	handle.position</h3>This.command
135540	20 73 65 65 6b 73 20 74 6f 20 61 20 70 6f 73 69 74 69 6f 6e 20 77 69 74 68 69 6e 20 74 68 65 20	.seeks.to.a.position.within.the.
135560	66 69 6c 65 20 61 73 73 6f 63 69 61 74 65 64 0a 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68	file.associated.with.handle.<a.h
135580	72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 75 6d 62	ref="#h">h</a>..<br><br>The.numb
1355a0	65 72 20 6f 66 20 62 79 74 65 73 20 74 6f 20 6d 6f 76 65 20 69 73 20 3c 61 20 68 72 65 66 3d 22	er.of.bytes.to.move.is.<a.href="
1355c0	23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 2e 20 20 50 6f 73 69 74 69 76 65 20 6f 66 66 73 65 74 73	#num">num</a>...Positive.offsets
1355e0	0a 6d 6f 76 65 20 66 6f 72 77 61 72 64 2c 20 6e 65 67 61 74 69 76 65 20 6f 66 66 73 65 74 73 20	.move.forward,.negative.offsets.
135600	62 61 63 6b 77 61 72 64 73 2e 20 20 54 68 65 20 6d 6f 76 65 20 73 74 61 72 74 0a 70 6f 73 69 74	backwards...The.move.start.posit
135620	69 6f 6e 20 69 73 20 64 65 74 65 72 6d 69 6e 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 66	ion.is.determined.by.<a.href="#f
135640	72 6f 6d 22 3e 66 72 6f 6d 3c 2f 61 3e 20 61 73 20 66 6f 6c 6c 6f 77 73 2e 0a 3c 62 72 3e 3c 62	rom">from</a>.as.follows..<br><b
135660	72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d	r><table.border="1".cellpadding=
135680	22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c	"2".cellspacing="2"><tbody><tr><
1356a0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 46 72 6f 6d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	td></td><td>From</td></tr><tr><t
1356c0	64 3e 30 3c 2f 74 64 3e 3c 74 64 3e 73 74 61 72 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	d>0</td><td>start</td></tr><tr><
1356e0	74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 63 75 72 72 65 6e 74 20 70 6f 73 69 74 69 6f 6e 3c 2f 74	td>1</td><td>current.position</t
135700	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 65 6e 64 3c 2f 74 64	d></tr><tr><td>2</td><td>end</td
135720	3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 55 70	></tr></tbody></table><br><br>Up
135740	6f 6e 20 73 75 63 63 65 73 73 20 74 68 65 20 6e 65 77 20 62 79 74 65 20 70 6f 73 69 74 69 6f 6e	on.success.the.new.byte.position
135760	20 77 69 74 68 69 6e 20 74 68 65 20 66 69 6c 65 20 28 26 67 74 3b 3d 30 29 20 69 73 0a 72 65 74	.within.the.file.(&gt;=0).is.ret
135780	75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74	urned...On.error.a.negative.stat
1357a0	75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62	us.code.will.be.returned..<br><b
1357c0	72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c	r><b><small>Example</small></b><
1357e0	62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 66 73	br><br><code>$&nbsp;pigs&nbsp;fs
135800	26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 23 26 6e	&nbsp;0&nbsp;200&nbsp;0&nbsp;#&n
135820	62 73 70 3b 53 65 65 6b 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 73 74 61 72 74 26 6e 62 73 70	bsp;Seek&nbsp;to&nbsp;start&nbsp
135840	3b 6f 66 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73 70 3b 70 6c 75 73 26 6e 62 73 70 3b 32 30 30	;of&nbsp;file&nbsp;plus&nbsp;200
135860	3c 62 72 3e 32 30 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b	<br>200<br><br>$&nbsp;pigs&nbsp;
135880	66 73 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 23 26 6e	fs&nbsp;0&nbsp;0&nbsp;1&nbsp;#&n
1358a0	62 73 70 3b 52 65 74 75 72 6e 26 6e 62 73 70 3b 63 75 72 72 65 6e 74 26 6e 62 73 70 3b 70 6f 73	bsp;Return&nbsp;current&nbsp;pos
1358c0	69 74 69 6f 6e 3c 62 72 3e 32 30 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	ition<br>200<br><br>$&nbsp;pigs&
1358e0	6e 62 73 70 3b 66 73 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 26 6e 62 73	nbsp;fs&nbsp;0&nbsp;0&nbsp;2&nbs
135900	70 3b 23 26 6e 62 73 70 3b 53 65 65 6b 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 65 6e 64 26 6e	p;#&nbsp;Seek&nbsp;to&nbsp;end&n
135920	62 73 70 3b 6f 66 26 6e 62 73 70 3b 66 69 6c 65 2c 26 6e 62 73 70 3b 72 65 74 75 72 6e 26 6e 62	bsp;of&nbsp;file,&nbsp;return&nb
135940	73 70 3b 73 69 7a 65 3c 62 72 3e 32 39 36 32 33 35 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e	sp;size<br>296235<br></code><h3>
135960	3c 61 20 6e 61 6d 65 3d 22 46 57 22 3e 46 57 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68	<a.name="FW">FW</a>..<a.href="#h
135980	22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d	">h</a>.<a.href="#bvs">bvs</a>.-
1359a0	20 57 72 69 74 65 20 62 79 74 65 73 20 74 6f 20 66 69 6c 65 20 68 61 6e 64 6c 65 3c 2f 68 33 3e	.Write.bytes.to.file.handle</h3>
1359c0	54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77 72 69 74 65 73 20 62 79 74 65 73 20 3c 61 20 68 72 65	This.command.writes.bytes.<a.hre
1359e0	66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 74 6f 20 74 68 65 20 66 69 6c 65 0a 61 73 73	f="#bvs">bvs</a>.to.the.file.ass
135a00	6f 63 69 61 74 65 64 20 77 69 74 68 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22	ociated.with.handle.<a.href="#h"
135a20	3e 68 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74	>h</a>..<br><br>Upon.success.not
135a40	68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65	hing.is.returned...On.error.a.ne
135a60	67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72	gative.status.code.will.be.retur
135a80	6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	ned..<br><br><b><small>Example</
135aa0	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70	small></b><br><br><code>$&nbsp;p
135ac0	69 67 73 26 6e 62 73 70 3b 66 77 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b	igs&nbsp;fw&nbsp;0&nbsp;23&nbsp;
135ae0	34 35 26 6e 62 73 70 3b 36 37 26 6e 62 73 70 3b 38 39 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	45&nbsp;67&nbsp;89<br></code><h3
135b00	3e 3c 61 20 6e 61 6d 65 3d 22 47 44 43 22 3e 47 44 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d	><a.name="GDC">GDC</a>..<a.href=
135b20	22 23 75 22 3e 75 3c 2f 61 3e 20 2d 20 47 65 74 20 47 50 49 4f 20 50 57 4d 20 64 75 74 79 63 79	"#u">u</a>.-.Get.GPIO.PWM.dutycy
135b40	63 6c 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 74 68 65	cle</h3>This.command.returns.the
135b60	20 50 57 4d 20 64 75 74 79 63 79 63 6c 65 20 69 6e 20 75 73 65 20 6f 6e 20 47 50 49 4f 20 3c 61	.PWM.dutycycle.in.use.on.GPIO.<a
135b80	20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73	.href="#u">u</a>..<br><br>Upon.s
135ba0	75 63 63 65 73 73 20 74 68 65 20 64 75 74 79 63 79 63 6c 65 20 69 73 20 72 65 74 75 72 6e 65 64	uccess.the.dutycycle.is.returned
135bc0	2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 0a 73 74 61 74 75 73 20 63 6f	...On.error.a.negative.status.co
135be0	64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72	de.will.be.returned..<br><br>For
135c00	20 6e 6f 72 6d 61 6c 20 50 57 4d 20 74 68 65 20 64 75 74 79 63 79 63 6c 65 20 77 69 6c 6c 20 62	.normal.PWM.the.dutycycle.will.b
135c20	65 20 6f 75 74 20 6f 66 20 74 68 65 20 64 65 66 69 6e 65 64 20 72 61 6e 67 65 0a 66 6f 72 20 74	e.out.of.the.defined.range.for.t
135c40	68 65 20 47 50 49 4f 20 28 73 65 65 20 3c 61 20 68 72 65 66 3d 22 23 50 52 47 22 3e 50 52 47 3c	he.GPIO.(see.<a.href="#PRG">PRG<
135c60	2f 61 3e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20 61 20 68 61 72 64 77 61 72 65 20 63 6c 6f 63	/a>)..<br><br>If.a.hardware.cloc
135c80	6b 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f	k.is.active.on.the.GPIO.the.repo
135ca0	72 74 65 64 0a 64 75 74 79 63 79 63 6c 65 20 77 69 6c 6c 20 62 65 20 35 30 30 30 30 30 20 28 35	rted.dutycycle.will.be.500000.(5
135cc0	30 30 6b 29 20 6f 75 74 20 6f 66 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62 72 3e 3c 62	00k).out.of.1000000.(1M)..<br><b
135ce0	72 3e 49 66 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 69 73 20 61 63 74 69 76 65 20 6f 6e 20 74	r>If.hardware.PWM.is.active.on.t
135d00	68 65 20 47 50 49 4f 20 74 68 65 20 72 65 70 6f 72 74 65 64 20 64 75 74 79 63 79 63 6c 65 0a 77	he.GPIO.the.reported.dutycycle.w
135d20	69 6c 6c 20 62 65 20 6f 75 74 20 6f 66 20 61 20 31 30 30 30 30 30 30 20 28 31 4d 29 2e 0a 3c 62	ill.be.out.of.a.1000000.(1M)..<b
135d40	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c	r><br><b><small>Example</small><
135d60	2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	/b><br><br><code>$&nbsp;pigs&nbs
135d80	70 3b 70 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 32 39 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69	p;p&nbsp;4&nbsp;129<br>$&nbsp;pi
135da0	67 73 26 6e 62 73 70 3b 67 64 63 26 6e 62 73 70 3b 34 3c 62 72 3e 31 32 39 3c 62 72 3e 3c 62 72	gs&nbsp;gdc&nbsp;4<br>129<br><br
135dc0	3e 70 69 67 73 26 6e 62 73 70 3b 67 64 63 26 6e 62 73 70 3b 35 3c 62 72 3e 2d 39 32 3c 62 72 3e	>pigs&nbsp;gdc&nbsp;5<br>-92<br>
135de0	45 52 52 4f 52 3a 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 6e 6f	ERROR:&nbsp;GPIO&nbsp;is&nbsp;no
135e00	74 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 75 73 65 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70	t&nbsp;in&nbsp;use&nbsp;for&nbsp
135e20	3b 50 57 4d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 47 50 57 22	;PWM<br></code><h3><a.name="GPW"
135e40	3e 47 50 57 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 2d 20 47	>GPW</a>..<a.href="#u">u</a>.-.G
135e60	65 74 20 47 50 49 4f 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 3c 2f 68 33 3e 54 68 69	et.GPIO.servo.pulsewidth</h3>Thi
135e80	73 20 63 6f 6d 6d 61 6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 73 65 72 76 6f 20 70 75 6c 73	s.command.returns.the.servo.puls
135ea0	65 77 69 64 74 68 20 69 6e 20 75 73 65 20 6f 6e 20 47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23	ewidth.in.use.on.GPIO.<a.href="#
135ec0	75 22 3e 75 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 74	u">u</a>..<br><br>Upon.success.t
135ee0	68 65 20 73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 20 69 73 20 72 65 74 75 72 6e 65 64 2e	he.servo.pulsewidth.is.returned.
135f00	20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 0a 73 74 61 74 75 73 20 63 6f 64	..On.error.a.negative.status.cod
135f20	65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	e.will.be.returned..<br><br><b><
135f40	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
135f60	3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 26 6e 62 73 70 3b 34	><code>$&nbsp;pigs&nbsp;s&nbsp;4
135f80	26 6e 62 73 70 3b 31 32 33 35 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 67	&nbsp;1235<br>$&nbsp;pigs&nbsp;g
135fa0	70 77 26 6e 62 73 70 3b 34 3c 62 72 3e 31 32 33 35 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b	pw&nbsp;4<br>1235<br><br>$&nbsp;
135fc0	70 69 67 73 26 6e 62 73 70 3b 67 70 77 26 6e 62 73 70 3b 39 3c 62 72 3e 2d 39 33 3c 62 72 3e 45	pigs&nbsp;gpw&nbsp;9<br>-93<br>E
135fe0	52 52 4f 52 3a 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 6e 6f 74	RROR:&nbsp;GPIO&nbsp;is&nbsp;not
136000	00 00 01 36 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33	...6nbsp;parameter<br></code><h3
136020	3e 3c 61 20 6e 61 6d 65 3d 22 46 4f 22 3e 46 4f 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23	><a.name="FO">FO</a>..<a.href="#
136040	66 69 6c 65 22 3e 66 69 6c 65 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 6f 64 65 22 3e 6d	file">file</a>.<a.href="#mode">m
136060	6f 64 65 3c 2f 61 3e 20 2d 20 4f 70 65 6e 20 61 20 66 69 6c 65 20 69 6e 20 6d 6f 64 65 3c 2f 68	ode</a>.-.Open.a.file.in.mode</h
136080	33 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 72 65 74 75 72 6e 73 20 61 20 68 61 6e 64 6c 65	3>This.function.returns.a.handle
1360a0	20 74 6f 20 61 20 66 69 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 22 3e 66 69 6c 65 3c	.to.a.file.<a.href="#file">file<
1360c0	2f 61 3e 20 6f 70 65 6e 65 64 0a 69 6e 20 61 20 73 70 65 63 69 66 69 65 64 20 6d 6f 64 65 20 3c	/a>.opened.in.a.specified.mode.<
1360e0	61 20 68 72 65 66 3d 22 23 6d 6f 64 65 22 3e 6d 6f 64 65 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72	a.href="#mode">mode</a>..<br><br
136100	3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 61 20 68 61 6e 64 6c 65 20 28 26 67 74 3b 3d 30 29 20	>Upon.success.a.handle.(&gt;=0).
136120	69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76	is.returned...On.error.a.negativ
136140	65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a	e.status.code.will.be.returned..
136160	3c 62 72 3e 3c 62 72 3e 46 69 6c 65 0a 3c 62 72 3e 3c 62 72 3e 41 20 66 69 6c 65 20 6d 61 79 20	<br><br>File.<br><br>A.file.may.
136180	6f 6e 6c 79 20 62 65 20 6f 70 65 6e 65 64 20 69 66 20 70 65 72 6d 69 73 73 69 6f 6e 20 69 73 20	only.be.opened.if.permission.is.
1361a0	67 72 61 6e 74 65 64 20 62 79 20 61 6e 20 65 6e 74 72 79 20 69 6e 0a 2f 6f 70 74 2f 70 69 67 70	granted.by.an.entry.in./opt/pigp
1361c0	69 6f 2f 61 63 63 65 73 73 2e 20 20 54 68 69 73 20 69 73 20 69 6e 74 65 6e 64 65 64 20 74 6f 20	io/access...This.is.intended.to.
1361e0	61 6c 6c 6f 77 20 72 65 6d 6f 74 65 20 61 63 63 65 73 73 20 74 6f 20 66 69 6c 65 73 0a 69 6e 20	allow.remote.access.to.files.in.
136200	61 20 6d 6f 72 65 20 6f 72 20 6c 65 73 73 20 63 6f 6e 74 72 6f 6c 6c 65 64 20 6d 61 6e 6e 65 72	a.more.or.less.controlled.manner
136220	2e 0a 3c 62 72 3e 3c 62 72 3e 45 61 63 68 20 65 6e 74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67	..<br><br>Each.entry.in./opt/pig
136240	70 69 6f 2f 61 63 63 65 73 73 20 74 61 6b 65 73 20 74 68 65 20 66 6f 72 6d 20 6f 66 20 61 20 66	pio/access.takes.the.form.of.a.f
136260	69 6c 65 20 70 61 74 68 0a 77 68 69 63 68 20 6d 61 79 20 63 6f 6e 74 61 69 6e 20 77 69 6c 64 63	ile.path.which.may.contain.wildc
136280	61 72 64 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 61 20 73 69 6e 67 6c 65 20 6c 65 74 74 65 72	ards.followed.by.a.single.letter
1362a0	20 70 65 72 6d 69 73 73 69 6f 6e 2e 0a 54 68 65 20 70 65 72 6d 69 73 73 69 6f 6e 20 6d 61 79 20	.permission..The.permission.may.
1362c0	62 65 20 52 20 66 6f 72 20 72 65 61 64 2c 20 57 20 66 6f 72 20 77 72 69 74 65 2c 20 55 20 66 6f	be.R.for.read,.W.for.write,.U.fo
1362e0	72 20 72 65 61 64 2f 77 72 69 74 65 2c 0a 61 6e 64 20 4e 20 66 6f 72 20 6e 6f 20 61 63 63 65 73	r.read/write,.and.N.for.no.acces
136300	73 2e 0a 3c 62 72 3e 3c 62 72 3e 57 68 65 72 65 20 6d 6f 72 65 20 74 68 61 6e 20 6f 6e 65 20 65	s..<br><br>Where.more.than.one.e
136320	6e 74 72 79 20 6d 61 74 63 68 65 73 20 61 20 66 69 6c 65 20 74 68 65 20 6d 6f 73 74 20 73 70 65	ntry.matches.a.file.the.most.spe
136340	63 69 66 69 63 20 72 75 6c 65 0a 61 70 70 6c 69 65 73 2e 20 20 49 66 20 6e 6f 20 65 6e 74 72 79	cific.rule.applies...If.no.entry
136360	20 6d 61 74 63 68 65 73 20 61 20 66 69 6c 65 20 74 68 65 6e 20 61 63 63 65 73 73 20 69 73 20 64	.matches.a.file.then.access.is.d
136380	65 6e 69 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 75 70 70 6f 73 65 20 2f 6f 70 74 2f 70 69 67 70	enied..<br><br>Suppose./opt/pigp
1363a0	69 6f 2f 61 63 63 65 73 73 20 63 6f 6e 74 61 69 6e 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67	io/access.contains.the.following
1363c0	20 65 6e 74 72 69 65 73 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 2f 68 6f 6d 65 2f 2a 26 6e	.entries.<br><br><code>/home/*&n
1363e0	62 73 70 3b 6e 3c 62 72 3e 2f 68 6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 31 2f 2a	bsp;n<br>/home/pi/shared/dir_1/*
136400	26 6e 62 73 70 3b 77 3c 62 72 3e 2f 68 6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72 5f 32	&nbsp;w<br>/home/pi/shared/dir_2
136420	2f 2a 26 6e 62 73 70 3b 72 3c 62 72 3e 2f 68 6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64 69 72	/*&nbsp;r<br>/home/pi/shared/dir
136440	5f 33 2f 2a 26 6e 62 73 70 3b 75 3c 62 72 3e 2f 68 6f 6d 65 2f 70 69 2f 73 68 61 72 65 64 2f 64	_3/*&nbsp;u<br>/home/pi/shared/d
136460	69 72 5f 31 2f 66 69 6c 65 2e 74 78 74 26 6e 62 73 70 3b 6e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	ir_1/file.txt&nbsp;n<br></code><
136480	62 72 3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79 20 62 65 20 77 72 69 74 74 65 6e 20 69 6e 20 64	br><br>Files.may.be.written.in.d
1364a0	69 72 65 63 74 6f 72 79 20 64 69 72 5f 31 20 77 69 74 68 20 74 68 65 20 65 78 63 65 70 74 69 6f	irectory.dir_1.with.the.exceptio
1364c0	6e 0a 6f 66 20 66 69 6c 65 2e 74 78 74 2e 0a 3c 62 72 3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79	n.of.file.txt..<br><br>Files.may
1364e0	20 62 65 20 72 65 61 64 20 69 6e 20 64 69 72 65 63 74 6f 72 79 20 64 69 72 5f 32 2e 0a 3c 62 72	.be.read.in.directory.dir_2..<br
136500	3e 3c 62 72 3e 46 69 6c 65 73 20 6d 61 79 20 62 65 20 72 65 61 64 20 61 6e 64 20 77 72 69 74 74	><br>Files.may.be.read.and.writt
136520	65 6e 20 69 6e 20 64 69 72 65 63 74 6f 72 79 20 64 69 72 5f 33 2e 0a 3c 62 72 3e 3c 62 72 3e 49	en.in.directory.dir_3..<br><br>I
136540	66 20 61 20 64 69 72 65 63 74 6f 72 79 20 61 6c 6c 6f 77 73 20 72 65 61 64 2c 20 77 72 69 74 65	f.a.directory.allows.read,.write
136560	2c 20 6f 72 20 72 65 61 64 2f 77 72 69 74 65 20 61 63 63 65 73 73 20 74 68 65 6e 20 66 69 6c 65	,.or.read/write.access.then.file
136580	73 20 6d 61 79 0a 62 65 20 63 72 65 61 74 65 64 20 69 6e 20 74 68 61 74 20 64 69 72 65 63 74 6f	s.may.be.created.in.that.directo
1365a0	72 79 2e 0a 3c 62 72 3e 3c 62 72 3e 49 6e 20 61 6e 20 61 74 74 65 6d 70 74 20 74 6f 20 70 72 65	ry..<br><br>In.an.attempt.to.pre
1365c0	76 65 6e 74 20 72 69 73 6b 79 20 70 65 72 6d 69 73 73 69 6f 6e 73 20 74 68 65 20 66 6f 6c 6c 6f	vent.risky.permissions.the.follo
1365e0	77 69 6e 67 20 70 61 74 68 73 20 61 72 65 0a 69 67 6e 6f 72 65 64 20 69 6e 20 2f 6f 70 74 2f 70	wing.paths.are.ignored.in./opt/p
136600	69 67 70 69 6f 2f 61 63 63 65 73 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 61 26 6e 62	igpio/access..<br><br><code>a&nb
136620	73 70 3b 70 61 74 68 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e 62 73 70 3b 2e 2e 3c	sp;path&nbsp;containing&nbsp;..<
136640	62 72 3e 61 26 6e 62 73 70 3b 70 61 74 68 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67 26 6e	br>a&nbsp;path&nbsp;containing&n
136660	62 73 70 3b 6f 6e 6c 79 26 6e 62 73 70 3b 77 69 6c 64 63 61 72 64 73 26 6e 62 73 70 3b 28 2a 3f	bsp;only&nbsp;wildcards&nbsp;(*?
136680	29 3c 62 72 3e 61 26 6e 62 73 70 3b 70 61 74 68 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 69 6e 67	)<br>a&nbsp;path&nbsp;containing
1366a0	26 6e 62 73 70 3b 6c 65 73 73 26 6e 62 73 70 3b 74 68 61 6e 26 6e 62 73 70 3b 74 77 6f 26 6e 62	&nbsp;less&nbsp;than&nbsp;two&nb
1366c0	73 70 3b 6e 6f 6e 2d 77 69 6c 64 63 61 72 64 26 6e 62 73 70 3b 70 61 72 74 73 3c 62 72 3e 3c 2f	sp;non-wildcard&nbsp;parts<br></
1366e0	63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 4d 6f 64 65 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6d 6f	code><br><br>Mode.<br><br>The.mo
136700	64 65 20 6d 61 79 20 68 61 76 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 76 61 6c 75 65 73	de.may.have.the.following.values
136720	2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c	..<br><br><table.border="1".cell
136740	70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f	padding="2".cellspacing="2"><tbo
136760	64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74	dy><tr><td></td><td>Value</td><t
136780	64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 45 41 44 3c	d>Meaning</td></tr><tr><td>READ<
1367a0	2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66 6f 72 20	/td><td>1</td><td>open.file.for.
1367c0	72 65 61 64 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 52 49 54 45 3c 2f	reading</td></tr><tr><td>WRITE</
1367e0	74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66 6f 72 20 77	td><td>2</td><td>open.file.for.w
136800	72 69 74 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 57 3c 2f 74 64 3e 3c	riting</td></tr><tr><td>RW</td><
136820	74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 6f 70 65 6e 20 66 69 6c 65 20 66 6f 72 20 72 65 61 64 69	td>3</td><td>open.file.for.readi
136840	6e 67 20 61 6e 64 20 77 72 69 74 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e	ng.and.writing</td></tr></tbody>
136860	3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 76 61	</table><br><br>The.following.va
136880	6c 75 65 73 20 6d 61 79 20 62 65 20 6f 72 27 64 20 69 6e 74 6f 20 74 68 65 20 6d 6f 64 65 2e 0a	lues.may.be.or'd.into.the.mode..
1368a0	3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61	<br><br><table.border="1".cellpa
1368c0	64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79	dding="2".cellspacing="2"><tbody
1368e0	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 56 61 6c 75 65 3c 2f 74 64 3e 3c 74 64 3e	><tr><td></td><td>Value</td><td>
136900	4d 65 61 6e 69 6e 67 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 50 50 45 4e 44 3c	Meaning</td></tr><tr><td>APPEND<
136920	2f 74 64 3e 3c 74 64 3e 34 3c 2f 74 64 3e 3c 74 64 3e 41 6c 6c 20 77 72 69 74 65 73 20 61 70 70	/td><td>4</td><td>All.writes.app
136940	65 6e 64 20 64 61 74 61 20 74 6f 20 74 68 65 20 65 6e 64 20 6f 66 20 74 68 65 20 66 69 6c 65 3c	end.data.to.the.end.of.the.file<
136960	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 43 52 45 41 54 45 3c 2f 74 64 3e 3c 74 64 3e	/td></tr><tr><td>CREATE</td><td>
136980	38 3c 2f 74 64 3e 3c 74 64 3e 54 68 65 20 66 69 6c 65 20 69 73 20 63 72 65 61 74 65 64 20 69 66	8</td><td>The.file.is.created.if
1369a0	20 69 74 20 64 6f 65 73 6e 27 74 20 65 78 69 73 74 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	.it.doesn't.exist</td></tr><tr><
1369c0	74 64 3e 54 52 55 4e 43 3c 2f 74 64 3e 3c 74 64 3e 31 36 3c 2f 74 64 3e 3c 74 64 3e 54 68 65 20	td>TRUNC</td><td>16</td><td>The.
1369e0	66 69 6c 65 20 69 73 20 74 72 75 6e 63 61 74 65 64 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f	file.is.truncated</td></tr></tbo
136a00	64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 4e 65 77 6c 79 20 63 72 65 61 74 65 64	dy></table><br><br>Newly.created
136a20	20 66 69 6c 65 73 20 61 72 65 20 6f 77 6e 65 64 20 62 79 20 72 6f 6f 74 20 77 69 74 68 20 70 65	.files.are.owned.by.root.with.pe
136a40	72 6d 69 73 73 69 6f 6e 73 20 6f 77 6e 65 72 20 72 65 61 64 20 61 6e 64 20 77 72 69 74 65 2e 0a	rmissions.owner.read.and.write..
136a60	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
136a80	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 6c 73 26 6e 62 73	></b><br><br><code>$&nbsp;ls&nbs
136aa0	70 3b 2f 72 61 6d 2f 2a 2e 63 3c 62 72 3e 2f 72 61 6d 2f 63 6f 6d 6d 61 6e 64 2e 63 26 6e 62 73	p;/ram/*.c<br>/ram/command.c&nbs
136ac0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
136ae0	2f 72 61 6d 2f 70 69 67 70 69 6f 64 2e 63 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 72 61 6d 2f 70	/ram/pigpiod.c&nbsp;&nbsp;/ram/p
136b00	69 67 73 2e 63 3c 62 72 3e 2f 72 61 6d 2f 78 5f 70 69 67 70 69 6f 64 5f 69 66 2e 63 26 6e 62 73	igs.c<br>/ram/x_pigpiod_if.c&nbs
136b20	70 3b 2f 72 61 6d 2f 70 69 67 32 76 63 64 2e 63 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 72 61 6d	p;/ram/pig2vcd.c&nbsp;&nbsp;/ram
136b40	2f 70 69 67 70 69 6f 64 5f 69 66 32 2e 63 3c 62 72 3e 2f 72 61 6d 2f 78 5f 70 69 67 70 69 6f 2e	/pigpiod_if2.c<br>/ram/x_pigpio.
136b60	63 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f	c&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;/
136b80	72 61 6d 2f 78 5f 72 65 70 65 61 74 2e 63 26 6e 62 73 70 3b 2f 72 61 6d 2f 70 69 67 70 69 6f 2e	ram/x_repeat.c&nbsp;/ram/pigpio.
136ba0	63 3c 62 72 3e 2f 72 61 6d 2f 70 69 67 70 69 6f 64 5f 69 66 2e 63 26 6e 62 73 70 3b 26 6e 62 73	c<br>/ram/pigpiod_if.c&nbsp;&nbs
136bc0	70 3b 26 6e 62 73 70 3b 2f 72 61 6d 2f 78 5f 70 69 67 70 69 6f 64 5f 69 66 32 2e 63 3c 62 72 3e	p;&nbsp;/ram/x_pigpiod_if2.c<br>
136be0	3c 62 72 3e 23 26 6e 62 73 70 3b 61 73 73 75 6d 65 73 26 6e 62 73 70 3b 2f 6f 70 74 2f 70 69 67	<br>#&nbsp;assumes&nbsp;/opt/pig
136c00	70 69 6f 2f 61 63 63 65 73 73 26 6e 62 73 70 3b 63 6f 6e 74 61 69 6e 73 26 6e 62 73 70 3b 74 68	pio/access&nbsp;contains&nbsp;th
136c20	65 26 6e 62 73 70 3b 66 6f 6c 6c 6f 77 69 6e 67 26 6e 62 73 70 3b 6c 69 6e 65 3c 62 72 3e 23 26	e&nbsp;following&nbsp;line<br>#&
136c40	6e 62 73 70 3b 2f 72 61 6d 2f 2a 2e 63 26 6e 62 73 70 3b 72 3c 62 72 3e 3c 62 72 3e 24 26 6e 62	nbsp;/ram/*.c&nbsp;r<br><br>$&nb
136c60	73 70 3b 70 69 67 73 26 6e 62 73 70 3b 66 6f 26 6e 62 73 70 3b 2f 72 61 6d 2f 70 69 67 70 69 6f	sp;pigs&nbsp;fo&nbsp;/ram/pigpio
136c80	2e 63 26 6e 62 73 70 3b 31 3c 62 72 3e 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67	.c&nbsp;1<br>0<br><br>$&nbsp;pig
136ca0	73 26 6e 62 73 70 3b 66 6f 26 6e 62 73 70 3b 2f 72 61 6d 2f 6e 65 77 2e 63 26 6e 62 73 70 3b 31	s&nbsp;fo&nbsp;/ram/new.c&nbsp;1
136cc0	3c 62 72 3e 2d 31 32 38 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 66 69 6c 65 26 6e 62 73	<br>-128<br>ERROR:&nbsp;file&nbs
136ce0	70 3b 6f 70 65 6e 26 6e 62 73 70 3b 66 61 69 6c 65 64 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70	p;open&nbsp;failed<br><br>$&nbsp
136d00	3b 70 69 67 73 26 6e 62 73 70 3b 66 6f 26 6e 62 73 70 3b 2f 72 61 6d 2f 6e 65 77 2e 63 26 6e 62	;pigs&nbsp;fo&nbsp;/ram/new.c&nb
136d20	73 70 3b 39 3c 62 72 3e 31 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 6c 73 26 6e 62 73 70 3b	sp;9<br>1<br><br>$&nbsp;ls&nbsp;
136d40	2f 72 61 6d 2f 2a 2e 63 26 6e 62 73 70 3b 2d 6c 3c 62 72 3e 2d 72 77 2d 72 2d 2d 72 2d 2d 26 6e	/ram/*.c&nbsp;-l<br>-rw-r--r--&n
136d60	62 73 70 3b 31 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 26	bsp;1&nbsp;joan&nbsp;joan&nbsp;&
136d80	6e 62 73 70 3b 34 32 39 32 33 26 6e 62 73 70 3b 4a 75 6c 26 6e 62 73 70 3b 31 30 26 6e 62 73 70	nbsp;42923&nbsp;Jul&nbsp;10&nbsp
136da0	3b 31 31 3a 32 32 26 6e 62 73 70 3b 2f 72 61 6d 2f 63 6f 6d 6d 61 6e 64 2e 63 3c 62 72 3e 2d 72	;11:22&nbsp;/ram/command.c<br>-r
136dc0	77 2d 2d 2d 2d 2d 2d 2d 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 72 6f 6f 74 26 6e 62 73 70 3b 72	w-------&nbsp;1&nbsp;root&nbsp;r
136de0	6f 6f 74 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	oot&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
136e00	3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 4a 75 6c 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31	;&nbsp;0&nbsp;Jul&nbsp;10&nbsp;1
136e20	36 3a 35 34 26 6e 62 73 70 3b 2f 72 61 6d 2f 6e 65 77 2e 63 3c 62 72 3e 2d 72 77 2d 72 2d 2d 72	6:54&nbsp;/ram/new.c<br>-rw-r--r
136e40	2d 2d 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62	--&nbsp;1&nbsp;joan&nbsp;joan&nb
136e60	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 39 37 31 26 6e 62 73 70 3b 4a 75 6c 26 6e 62 73	sp;&nbsp;&nbsp;2971&nbsp;Jul&nbs
136e80	70 3b 31 30 26 6e 62 73 70 3b 31 31 3a 32 32 26 6e 62 73 70 3b 2f 72 61 6d 2f 70 69 67 32 76 63	p;10&nbsp;11:22&nbsp;/ram/pig2vc
136ea0	64 2e 63 3c 62 72 3e 2d 72 77 2d 2d 2d 2d 2d 2d 2d 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6a 6f	d.c<br>-rw-------&nbsp;1&nbsp;jo
136ec0	61 6e 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 32 39 36 32 33 35 26 6e 62 73 70 3b 4a 75	an&nbsp;joan&nbsp;296235&nbsp;Ju
136ee0	6c 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 3a 32 32 26 6e 62 73 70 3b 2f 72 61 6d 2f 70	l&nbsp;10&nbsp;11:22&nbsp;/ram/p
136f00	69 67 70 69 6f 2e 63 3c 62 72 3e 2d 72 77 2d 72 2d 2d 72 2d 2d 26 6e 62 73 70 3b 31 26 6e 62 73	igpio.c<br>-rw-r--r--&nbsp;1&nbs
136f20	70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	p;joan&nbsp;joan&nbsp;&nbsp;&nbs
136f40	70 3b 39 32 36 36 26 6e 62 73 70 3b 4a 75 6c 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 3a	p;9266&nbsp;Jul&nbsp;10&nbsp;11:
136f60	32 32 26 6e 62 73 70 3b 2f 72 61 6d 2f 70 69 67 70 69 6f 64 2e 63 3c 62 72 3e 2d 72 77 2d 72 2d	22&nbsp;/ram/pigpiod.c<br>-rw-r-
136f80	2d 72 2d 2d 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6a 6f 61 6e 26 6e 62 73 70 3b 6a 6f 61 6e 26	-r--&nbsp;1&nbsp;joan&nbsp;joan&
136fa0	6e 62 73 70 3b 26 6e 62 73 70 3b 33 37 33 33 31 26 6e 62 73 70 3b 4a 75 6c 26 6e 62 73 70 3b 31	nbsp;&nbsp;37331&nbsp;Jul&nbsp;1
136fc0	30 26 6e 62 73 70 3b 31 31 3a 32 32 26 6e 62 73 70 3b 2f 72 61 6d 2f 70 69 67 70 69 6f 64 5f 69	0&nbsp;11:22&nbsp;/ram/pigpiod_i
136fe0	66 32 2e 63 3c 62 72 3e 2d 72 77 2d 72 2d 2d 72 2d 2d 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 6a	f2.c<br>-rw-r--r--&nbsp;1&nbsp;j
137000	00 00 01 37 20 73 70 65 63 69 66 69 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73	...7.specified.by.<a.href="#bits
137020	22 3e 62 69 74 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	">bits</a>..<br><br><b><small>Ex
137040	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24	ample</small></b><br><br><code>$
137060	26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 65 76 6d 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	&nbsp;pigs&nbsp;evm&nbsp;0&nbsp;
137080	2d 31 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 68 6f 72 74 68 61 6e 64 26 6e 62 73 70 3b 66 6f	-1&nbsp;#&nbsp;Shorthand&nbsp;fo
1370a0	72 26 6e 62 73 70 3b 65 76 65 6e 74 73 26 6e 62 73 70 3b 30 2d 33 31 2e 3c 62 72 3e 24 26 6e 62	r&nbsp;events&nbsp;0-31.<br>$&nb
1370c0	73 70 3b 70 69 67 73 26 6e 62 73 70 3b 65 76 6d 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 30 78 66	sp;pigs&nbsp;evm&nbsp;0&nbsp;0xf
1370e0	30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 47 65 74 26 6e 62 73 70 3b 6e 6f 74 69 66 69 63 61 74	0&nbsp;#&nbsp;Get&nbsp;notificat
137100	69 6f 6e 73 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 65 76 65 6e 74 73 26 6e 62 73 70 3b 34	ions&nbsp;for&nbsp;events&nbsp;4
137120	2d 37 2e 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 65 76 6d 26	-7.<br><br>$&nbsp;pigs&nbsp;evm&
137140	6e 62 73 70 3b 31 26 6e 62 73 70 3b 30 78 66 3c 62 72 3e 2d 32 35 3c 62 72 3e 45 52 52 4f 52 3a	nbsp;1&nbsp;0xf<br>-25<br>ERROR:
137160	26 6e 62 73 70 3b 75 6e 6b 6e 6f 77 6e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3c 62 72 3e 3c 2f 63	&nbsp;unknown&nbsp;handle<br></c
137180	6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 45 56 54 22 3e 45 56 54 3c 2f 61 3e 0a 20 3c	ode><h3><a.name="EVT">EVT</a>..<
1371a0	61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 20 2d 20 54 72 69 67	a.href="#event">event</a>.-.Trig
1371c0	67 65 72 20 65 76 65 6e 74 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 74 72 69 67 67	ger.event</h3>This.command.trigg
1371e0	65 72 73 20 65 76 65 6e 74 20 3c 61 20 68 72 65 66 3d 22 23 65 76 65 6e 74 22 3e 65 76 65 6e 74	ers.event.<a.href="#event">event
137200	3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 4f 6e 65 20 65 76 65 6e 74 2c 20 6e 75 6d 62 65 72 20	</a>..<br><br>One.event,.number.
137220	33 31 2c 20 69 73 20 70 72 65 64 65 66 69 6e 65 64 2e 20 20 54 68 69 73 20 65 76 65 6e 74 20 69	31,.is.predefined...This.event.i
137240	73 0a 61 75 74 6f 20 67 65 6e 65 72 61 74 65 64 20 6f 6e 20 42 53 43 20 73 6c 61 76 65 20 61 63	s.auto.generated.on.BSC.slave.ac
137260	74 69 76 69 74 79 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c	tivity..<br><br><b><small>Exampl
137280	65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73	e</small></b><br><br><code>$&nbs
1372a0	70 3b 70 69 67 73 26 6e 62 73 70 3b 65 76 74 26 6e 62 73 70 3b 31 32 3c 62 72 3e 24 26 6e 62 73	p;pigs&nbsp;evt&nbsp;12<br>$&nbs
1372c0	70 3b 70 69 67 73 26 6e 62 73 70 3b 65 76 74 26 6e 62 73 70 3b 35 3c 62 72 3e 3c 62 72 3e 24 26	p;pigs&nbsp;evt&nbsp;5<br><br>$&
1372e0	6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 65 76 74 26 6e 62 73 70 3b 33 32 3c 62 72 3e 2d 31	nbsp;pigs&nbsp;evt&nbsp;32<br>-1
137300	34 33 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 65 76 65 6e 74	43<br>ERROR:&nbsp;bad&nbsp;event
137320	26 6e 62 73 70 3b 69 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	&nbsp;id<br></code><h3><a.name="
137340	46 43 22 3e 46 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 2d	FC">FC</a>..<a.href="#h">h</a>.-
137360	20 43 6c 6f 73 65 20 66 69 6c 65 20 68 61 6e 64 6c 65 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d	.Close.file.handle</h3>This.comm
137380	61 6e 64 20 63 6c 6f 73 65 73 20 61 20 66 69 6c 65 20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66	and.closes.a.file.handle.<a.href
1373a0	3d 22 23 68 22 3e 68 3c 2f 61 3e 20 70 72 65 76 69 6f 75 73 6c 79 20 6f 70 65 6e 65 64 20 77 69	="#h">h</a>.previously.opened.wi
1373c0	74 68 20 3c 61 20 68 72 65 66 3d 22 23 46 4f 22 3e 46 4f 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72	th.<a.href="#FO">FO</a>..<br><br
1373e0	3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65	>Upon.success.nothing.is.returne
137400	64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63	d...On.error.a.negative.status.c
137420	6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62	ode.will.be.returned..<br><br><b
137440	3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c	><small>Example</small></b><br><
137460	62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 66 63 26 6e 62 73	br><code>$&nbsp;pigs&nbsp;fc&nbs
137480	70 3b 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 46 69 72 73 74 26 6e 62 73 70 3b 63 6c 6f 73 65	p;0&nbsp;#&nbsp;First&nbsp;close
1374a0	26 6e 62 73 70 3b 6f 6b 61 79 2e 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e	&nbsp;okay.<br><br>$&nbsp;pigs&n
1374c0	62 73 70 3b 66 63 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 53 65 63 6f 6e 64	bsp;fc&nbsp;0&nbsp;#&nbsp;Second
1374e0	26 6e 62 73 70 3b 66 61 69 6c 73 2e 3c 62 72 3e 2d 32 35 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62	&nbsp;fails.<br>-25<br>ERROR:&nb
137500	73 70 3b 75 6e 6b 6e 6f 77 6e 26 6e 62 73 70 3b 68 61 6e 64 6c 65 3c 62 72 3e 3c 2f 63 6f 64 65	sp;unknown&nbsp;handle<br></code
137520	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 46 47 22 3e 46 47 3c 2f 61 3e 0a 20 3c 61 20 68 72 65	><h3><a.name="FG">FG</a>..<a.hre
137540	66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 64 79 22 3e 73 74 64	f="#u">u</a>.<a.href="#stdy">std
137560	79 3c 2f 61 3e 20 2d 20 53 65 74 20 61 20 67 6c 69 74 63 68 20 66 69 6c 74 65 72 20 6f 6e 20 61	y</a>.-.Set.a.glitch.filter.on.a
137580	20 47 50 49 4f 3c 2f 68 33 3e 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20 47	.GPIO</h3>Level.changes.on.the.G
1375a0	50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 61 72 65 20 6e 6f 74 20 72	PIO.<a.href="#u">u</a>.are.not.r
1375c0	65 70 6f 72 74 65 64 20 75 6e 6c 65 73 73 20 74 68 65 20 6c 65 76 65 6c 0a 68 61 73 20 62 65 65	eported.unless.the.level.has.bee
1375e0	6e 20 73 74 61 62 6c 65 20 66 6f 72 20 61 74 20 6c 65 61 73 74 20 3c 61 20 68 72 65 66 3d 22 23	n.stable.for.at.least.<a.href="#
137600	73 74 64 79 22 3e 73 74 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 2e 20 20 54 68	stdy">stdy</a>.microseconds...Th
137620	65 0a 6c 65 76 65 6c 20 69 73 20 74 68 65 6e 20 72 65 70 6f 72 74 65 64 2e 20 20 4c 65 76 65 6c	e.level.is.then.reported...Level
137640	20 63 68 61 6e 67 65 73 20 6f 66 20 6c 65 73 73 20 74 68 61 6e 20 3c 61 20 68 72 65 66 3d 22 23	.changes.of.less.than.<a.href="#
137660	73 74 64 79 22 3e 73 74 64 79 3c 2f 61 3e 0a 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 61 72 65 20	stdy">stdy</a>.microseconds.are.
137680	69 67 6e 6f 72 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 69 6c 74 65 72 20 6f 6e 6c 79	ignored..<br><br>The.filter.only
1376a0	20 61 66 66 65 63 74 73 20 63 61 6c 6c 62 61 63 6b 73 20 28 69 6e 63 6c 75 64 69 6e 67 20 70 69	.affects.callbacks.(including.pi
1376c0	70 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 3c	pe.notifications)..<br><br>The.<
1376e0	61 20 68 72 65 66 3d 22 23 52 2f 52 45 41 44 22 3e 52 2f 52 45 41 44 3c 2f 61 3e 2c 20 3c 61 20	a.href="#R/READ">R/READ</a>,.<a.
137700	68 72 65 66 3d 22 23 42 52 31 22 3e 42 52 31 3c 2f 61 3e 2c 20 61 6e 64 20 3c 61 20 68 72 65 66	href="#BR1">BR1</a>,.and.<a.href
137720	3d 22 23 42 52 32 22 3e 42 52 32 3c 2f 61 3e 20 63 6f 6d 6d 61 6e 64 73 20 61 72 65 20 6e 6f 74	="#BR2">BR2</a>.commands.are.not
137740	20 61 66 66 65 63 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 2c 20 65 61 63 68 20 28 73	.affected..<br><br>Note,.each.(s
137760	74 61 62 6c 65 29 20 65 64 67 65 20 77 69 6c 6c 20 62 65 20 74 69 6d 65 73 74 61 6d 70 65 64 20	table).edge.will.be.timestamped.
137780	3c 61 20 68 72 65 66 3d 22 23 73 74 64 79 22 3e 73 74 64 79 3c 2f 61 3e 20 6d 69 63 72 6f 73 65	<a.href="#stdy">stdy</a>.microse
1377a0	63 6f 6e 64 73 0a 61 66 74 65 72 20 69 74 20 77 61 73 20 66 69 72 73 74 20 64 65 74 65 63 74 65	conds.after.it.was.first.detecte
1377c0	64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	d..<br><br><b><small>Example</sm
1377e0	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67	all></b><br><br><code>$&nbsp;pig
137800	73 26 6e 62 73 70 3b 66 67 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 32 35 30 3c 62 72 3e 3c 62 72	s&nbsp;fg&nbsp;4&nbsp;250<br><br
137820	3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 66 67 26 6e 62 73 70 3b 34 26 6e 62 73 70	>$&nbsp;pigs&nbsp;fg&nbsp;4&nbsp
137840	3b 31 30 30 30 30 30 30 3c 62 72 3e 2d 31 32 35 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b	;1000000<br>-125<br>ERROR:&nbsp;
137860	62 61 64 26 6e 62 73 70 3b 66 69 6c 74 65 72 26 6e 62 73 70 3b 70 61 72 61 6d 65 74 65 72 3c 62	bad&nbsp;filter&nbsp;parameter<b
137880	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 46 4c 22 3e 46 4c 3c 2f 61 3e	r></code><h3><a.name="FL">FL</a>
1378a0	0a 20 3c 61 20 68 72 65 66 3d 22 23 70 61 74 22 3e 70 61 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66	..<a.href="#pat">pat</a>.<a.href
1378c0	3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 2d 20 4c 69 73 74 20 66 69 6c 65 73 20 77 68 69	="#num">num</a>.-.List.files.whi
1378e0	63 68 20 6d 61 74 63 68 20 70 61 74 74 65 72 6e 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e	ch.match.pattern</h3>This.comman
137900	64 20 72 65 74 75 72 6e 73 20 61 20 6c 69 73 74 20 6f 66 20 74 68 65 20 66 69 6c 65 73 20 6d 61	d.returns.a.list.of.the.files.ma
137920	74 63 68 69 6e 67 20 3c 61 20 68 72 65 66 3d 22 23 70 61 74 22 3e 70 61 74 3c 2f 61 3e 2e 20 55	tching.<a.href="#pat">pat</a>..U
137940	70 0a 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 20 62 79 74 65	p.to.<a.href="#num">num</a>.byte
137960	73 20 6d 61 79 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20	s.may.be.returned..<br><br>Upon.
137980	73 75 63 63 65 73 73 20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79	success.the.count.of.returned.by
1379a0	74 65 73 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 74 68 65 20 6d 61 74 63 68 69 6e 67 0a 66 69 6c	tes.followed.by.the.matching.fil
1379c0	65 73 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61	es.is.returned...On.error.a.nega
1379e0	74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65	tive.status.code.will.be.returne
137a00	64 2e 0a 3c 62 72 3e 3c 62 72 3e 41 20 6e 65 77 6c 69 6e 65 20 28 30 78 30 61 29 20 63 68 61 72	d..<br><br>A.newline.(0x0a).char
137a20	61 63 74 65 72 20 73 65 70 61 72 61 74 65 73 20 65 61 63 68 20 66 69 6c 65 20 6e 61 6d 65 2e 0a	acter.separates.each.file.name..
137a40	3c 62 72 3e 3c 62 72 3e 4f 6e 6c 79 20 66 69 6c 65 73 20 77 68 69 63 68 20 68 61 76 65 20 61 20	<br><br>Only.files.which.have.a.
137a60	6d 61 74 63 68 69 6e 67 20 65 6e 74 72 79 20 69 6e 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63	matching.entry.in./opt/pigpio/ac
137a80	63 65 73 73 20 6d 61 79 0a 62 65 20 6c 69 73 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 53 75 70 70	cess.may.be.listed..<br><br>Supp
137aa0	6f 73 65 20 2f 6f 70 74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 20 63 6f 6e 74 61 69 6e 73 0a	ose./opt/pigpio/access.contains.
137ac0	3c 62 72 3e 3c 62 72 3e 2f 73 79 73 2f 62 75 73 2f 77 31 2f 64 65 76 69 63 65 73 2f 32 38 2a 2f	<br><br>/sys/bus/w1/devices/28*/
137ae0	77 31 5f 73 6c 61 76 65 20 72 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61	w1_slave.r.<br><br><b><small>Exa
137b00	6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26	mple</small></b><br><br><code>$&
137b20	6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 2d 61 26 6e 62 73 70 3b 66 6c 26 6e 62 73 70 3b 22	nbsp;pigs&nbsp;-a&nbsp;fl&nbsp;"
137b40	2f 73 79 73 2f 62 75 73 2f 77 31 2f 64 65 76 69 63 65 73 2f 32 38 2a 2f 77 31 5f 73 6c 61 76 65	/sys/bus/w1/devices/28*/w1_slave
137b60	22 26 6e 62 73 70 3b 35 30 30 30 3c 62 72 3e 39 30 26 6e 62 73 70 3b 2f 73 79 73 2f 62 75 73 2f	"&nbsp;5000<br>90&nbsp;/sys/bus/
137b80	77 31 2f 64 65 76 69 63 65 73 2f 32 38 2d 30 30 30 30 30 35 64 33 34 63 64 32 2f 77 31 5f 73 6c	w1/devices/28-000005d34cd2/w1_sl
137ba0	61 76 65 3c 62 72 3e 2f 73 79 73 2f 62 75 73 2f 77 31 2f 64 65 76 69 63 65 73 2f 32 38 2d 30 30	ave<br>/sys/bus/w1/devices/28-00
137bc0	31 34 31 34 61 62 62 65 66 66 2f 77 31 5f 73 6c 61 76 65 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73	1414abbeff/w1_slave<br><br>$&nbs
137be0	70 3b 70 69 67 73 26 6e 62 73 70 3b 2d 61 26 6e 62 73 70 3b 66 6c 26 6e 62 73 70 3b 22 2f 73 79	p;pigs&nbsp;-a&nbsp;fl&nbsp;"/sy
137c00	73 2f 62 75 73 2f 2a 22 26 6e 62 73 70 3b 35 30 30 30 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73	s/bus/*"&nbsp;5000<br>ERROR:&nbs
137c20	70 3b 6e 6f 26 6e 62 73 70 3b 70 65 72 6d 69 73 73 69 6f 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73	p;no&nbsp;permission&nbsp;to&nbs
137c40	70 3b 61 63 63 65 73 73 26 6e 62 73 70 3b 66 69 6c 65 3c 62 72 3e 2d 31 33 37 3c 62 72 3e 3c 2f	p;access&nbsp;file<br>-137<br></
137c60	63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 46 4e 22 3e 46 4e 3c 2f 61 3e 0a 20 3c 61	code><h3><a.name="FN">FN</a>..<a
137c80	20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 64 79 22	.href="#u">u</a>.<a.href="#stdy"
137ca0	3e 73 74 64 79 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 61 63 74 76 22 3e 61 63 74 76 3c 2f	>stdy</a>.<a.href="#actv">actv</
137cc0	61 3e 20 2d 20 53 65 74 20 61 20 6e 6f 69 73 65 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49	a>.-.Set.a.noise.filter.on.a.GPI
137ce0	4f 3c 2f 68 33 3e 4c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 20	O</h3>Level.changes.on.the.GPIO.
137d00	3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 61 72 65 20 69 67 6e 6f 72 65 64 20 75	<a.href="#u">u</a>.are.ignored.u
137d20	6e 74 69 6c 20 61 20 6c 65 76 65 6c 20 77 68 69 63 68 20 68 61 73 0a 62 65 65 6e 20 73 74 61 62	ntil.a.level.which.has.been.stab
137d40	6c 65 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 73 74 64 79 22 3e 73 74 64 79 3c 2f 61 3e 20	le.for.<a.href="#stdy">stdy</a>.
137d60	6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 69 73 20 64 65 74 65 63 74 65 64 2e 20 20 4c 65 76 65 6c	microseconds.is.detected...Level
137d80	0a 63 68 61 6e 67 65 73 20 6f 6e 20 74 68 65 20 47 50 49 4f 20 61 72 65 20 74 68 65 6e 20 72 65	.changes.on.the.GPIO.are.then.re
137da0	70 6f 72 74 65 64 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 61 63 74 76 22 3e 61 63 74 76 3c	ported.for.<a.href="#actv">actv<
137dc0	2f 61 3e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 0a 61 66 74 65 72 20 77 68 69 63 68 20 74 68 65	/a>.microseconds.after.which.the
137de0	20 70 72 6f 63 65 73 73 20 72 65 70 65 61 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 69	.process.repeats..<br><br>The.fi
137e00	6c 74 65 72 20 6f 6e 6c 79 20 61 66 66 65 63 74 73 20 63 61 6c 6c 62 61 63 6b 73 20 28 69 6e 63	lter.only.affects.callbacks.(inc
137e20	6c 75 64 69 6e 67 20 70 69 70 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 29 2e 0a 3c 62 72 3e	luding.pipe.notifications)..<br>
137e40	3c 62 72 3e 54 68 65 20 3c 61 20 68 72 65 66 3d 22 23 52 2f 52 45 41 44 22 3e 52 2f 52 45 41 44	<br>The.<a.href="#R/READ">R/READ
137e60	3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 42 52 31 22 3e 42 52 31 3c 2f 61 3e 2c 20 61 6e	</a>,.<a.href="#BR1">BR1</a>,.an
137e80	64 20 3c 61 20 68 72 65 66 3d 22 23 42 52 32 22 3e 42 52 32 3c 2f 61 3e 20 63 6f 6d 6d 61 6e 64	d.<a.href="#BR2">BR2</a>.command
137ea0	73 20 61 72 65 20 6e 6f 74 20 61 66 66 65 63 74 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65	s.are.not.affected..<br><br>Note
137ec0	2c 20 6c 65 76 65 6c 20 63 68 61 6e 67 65 73 20 62 65 66 6f 72 65 20 61 6e 64 20 61 66 74 65 72	,.level.changes.before.and.after
137ee0	20 74 68 65 20 61 63 74 69 76 65 20 70 65 72 69 6f 64 20 6d 61 79 0a 62 65 20 72 65 70 6f 72 74	.the.active.period.may.be.report
137f00	65 64 2e 20 20 59 6f 75 72 20 73 6f 66 74 77 61 72 65 20 6d 75 73 74 20 62 65 20 64 65 73 69 67	ed...Your.software.must.be.desig
137f20	6e 65 64 20 74 6f 20 63 6f 70 65 20 77 69 74 68 0a 73 75 63 68 20 72 65 70 6f 72 74 73 2e 0a 3c	ned.to.cope.with.such.reports..<
137f40	62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e	br><br><b><small>Example</small>
137f60	3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	</b><br><br><code>$&nbsp;pigs&nb
137f80	73 70 3b 66 6e 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 32 35 30 26 6e 62 73 70 3b 31 30 30 30 3c	sp;fn&nbsp;7&nbsp;250&nbsp;1000<
137fa0	62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 66 6e 26 6e 62 73 70 3b	br><br>$&nbsp;pigs&nbsp;fn&nbsp;
137fc0	37 26 6e 62 73 70 3b 32 35 30 30 30 30 30 26 6e 62 73 70 3b 31 30 30 30 3c 62 72 3e 2d 31 32 35	7&nbsp;2500000&nbsp;1000<br>-125
137fe0	3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 62 61 64 26 6e 62 73 70 3b 66 69 6c 74 65 72 26	<br>ERROR:&nbsp;bad&nbsp;filter&
138000	00 00 01 38 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73	...8/b><br><br><code>$&nbsp;pigs
138020	26 6e 62 73 70 3b 62 73 70 69 6f 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b	&nbsp;bspio&nbsp;5&nbsp;13&nbsp;
138040	31 39 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 30 30 30 30 26 6e 62 73 70 3b 30 26 6e 62 73	19&nbsp;12&nbsp;10000&nbsp;0&nbs
138060	70 3b 23 26 6e 62 73 70 3b 4d 43 50 34 32 35 31 26 6e 62 73 70 3b 44 41 43 3c 62 72 3e 24 26 6e	p;#&nbsp;MCP4251&nbsp;DAC<br>$&n
138080	62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 6f 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b	bsp;pigs&nbsp;bspio&nbsp;6&nbsp;
1380a0	31 33 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 32 30 30 30 30 26 6e 62	13&nbsp;19&nbsp;12&nbsp;20000&nb
1380c0	73 70 3b 33 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 4d 43 50 33 30 30 38 26 6e 62 73 70 3b 41 44	sp;3&nbsp;#&nbsp;MCP3008&nbsp;AD
1380e0	43 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 78 26	C<br><br>$&nbsp;pigs&nbsp;bspix&
138100	6e 62 73 70 3b 35 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;5&nbsp;0&nbsp;16&nbsp;&nbsp
138120	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
138140	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
138160	73 70 3b 23 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 44 41 43 26 6e 62 73 70 3b 74 6f 26 6e	sp;#&nbsp;set&nbsp;DAC&nbsp;to&n
138180	62 73 70 3b 31 36 3c 62 72 3e 32 26 6e 62 73 70 3b 32 35 35 26 6e 62 73 70 3b 32 35 35 3c 62 72	bsp;16<br>2&nbsp;255&nbsp;255<br
1381a0	3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 78 26 6e 62 73 70	><br>$&nbsp;pigs&nbsp;bspix&nbsp
1381c0	3b 35 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;5&nbsp;12&nbsp;0&nbsp;&nbsp;&nb
1381e0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
138200	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;#
138220	26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 62 61 63 6b 26 6e 62 73 70 3b 44 41 43 3c 62 72	&nbsp;read&nbsp;back&nbsp;DAC<br
138240	3e 32 26 6e 62 73 70 3b 32 35 34 26 6e 62 73 70 3b 31 36 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73	>2&nbsp;254&nbsp;16<br><br>$&nbs
138260	70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 78 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 31 26	p;pigs&nbsp;bspix&nbsp;6&nbsp;1&
138280	6e 62 73 70 3b 31 32 38 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	nbsp;128&nbsp;0&nbsp;&nbsp;&nbsp
1382a0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
1382c0	6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 41 44 43 26	nbsp;&nbsp;#&nbsp;read&nbsp;ADC&
1382e0	6e 62 73 70 3b 69 6e 70 75 74 26 6e 62 73 70 3b 30 3c 62 72 3e 33 26 6e 62 73 70 3b 30 26 6e 62	nbsp;input&nbsp;0<br>3&nbsp;0&nb
138300	73 70 3b 33 26 6e 62 73 70 3b 31 38 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	sp;3&nbsp;184&nbsp;&nbsp;&nbsp;&
138320	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
138340	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
138360	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
138380	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 39 35	nbsp;&nbsp;&nbsp;&nbsp;#&nbsp;95
1383a0	32 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 78 26	2<br><br>$&nbsp;pigs&nbsp;bspix&
1383c0	6e 62 73 70 3b 35 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 32 34 30 26 6e 62 73 70 3b 26 6e 62 73	nbsp;5&nbsp;0&nbsp;240&nbsp;&nbs
1383e0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
138400	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;#&
138420	6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 44 41 43 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 32	nbsp;set&nbsp;DAC&nbsp;to&nbsp;2
138440	34 30 3c 62 72 3e 32 26 6e 62 73 70 3b 32 35 35 26 6e 62 73 70 3b 32 35 35 3c 62 72 3e 3c 62 72	40<br>2&nbsp;255&nbsp;255<br><br
138460	3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 78 26 6e 62 73 70 3b 35 26 6e	>$&nbsp;pigs&nbsp;bspix&nbsp;5&n
138480	62 73 70 3b 31 32 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	bsp;12&nbsp;0&nbsp;&nbsp;&nbsp;&
1384a0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
1384c0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73	sp;&nbsp;&nbsp;&nbsp;&nbsp;#&nbs
1384e0	70 3b 72 65 61 64 26 6e 62 73 70 3b 62 61 63 6b 26 6e 62 73 70 3b 44 41 43 3c 62 72 3e 32 26 6e	p;read&nbsp;back&nbsp;DAC<br>2&n
138500	62 73 70 3b 32 35 34 26 6e 62 73 70 3b 32 34 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70	bsp;254&nbsp;240<br><br>$&nbsp;p
138520	69 67 73 26 6e 62 73 70 3b 62 73 70 69 78 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 31 26 6e 62 73	igs&nbsp;bspix&nbsp;6&nbsp;1&nbs
138540	70 3b 31 32 38 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	p;128&nbsp;0&nbsp;&nbsp;&nbsp;&n
138560	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs
138580	70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 41 44 43 26 6e 62 73	p;&nbsp;#&nbsp;read&nbsp;ADC&nbs
1385a0	70 3b 69 6e 70 75 74 26 6e 62 73 70 3b 30 3c 62 72 3e 33 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b	p;input&nbsp;0<br>3&nbsp;0&nbsp;
1385c0	30 26 6e 62 73 70 3b 36 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	0&nbsp;63&nbsp;&nbsp;&nbsp;&nbsp
1385e0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
138600	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
138620	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
138640	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b	;&nbsp;&nbsp;&nbsp;&nbsp;#&nbsp;
138660	36 33 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 78	63<br><br>$&nbsp;pigs&nbsp;bspix
138680	26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 31 32 38 26 6e 62 73 70 3b 26 6e 62	&nbsp;5&nbsp;0&nbsp;128&nbsp;&nb
1386a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
1386c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;#
1386e0	26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 44 41 43 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b	&nbsp;set&nbsp;DAC&nbsp;to&nbsp;
138700	31 32 38 3c 62 72 3e 32 26 6e 62 73 70 3b 32 35 35 26 6e 62 73 70 3b 32 35 35 3c 62 72 3e 3c 62	128<br>2&nbsp;255&nbsp;255<br><b
138720	72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 78 26 6e 62 73 70 3b 35 26	r>$&nbsp;pigs&nbsp;bspix&nbsp;5&
138740	6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	nbsp;12&nbsp;0&nbsp;&nbsp;&nbsp;
138760	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
138780	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62	bsp;&nbsp;&nbsp;&nbsp;&nbsp;#&nb
1387a0	73 70 3b 72 65 61 64 26 6e 62 73 70 3b 62 61 63 6b 26 6e 62 73 70 3b 44 41 43 3c 62 72 3e 32 26	sp;read&nbsp;back&nbsp;DAC<br>2&
1387c0	6e 62 73 70 3b 32 35 34 26 6e 62 73 70 3b 31 32 38 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b	nbsp;254&nbsp;128<br><br>$&nbsp;
1387e0	70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 78 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 31 26 6e 62	pigs&nbsp;bspix&nbsp;6&nbsp;1&nb
138800	73 70 3b 31 32 38 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	sp;128&nbsp;0&nbsp;&nbsp;&nbsp;&
138820	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
138840	73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 41 44 43 26 6e 62	sp;&nbsp;#&nbsp;read&nbsp;ADC&nb
138860	73 70 3b 69 6e 70 75 74 26 6e 62 73 70 3b 30 3c 62 72 3e 33 26 6e 62 73 70 3b 30 26 6e 62 73 70	sp;input&nbsp;0<br>3&nbsp;0&nbsp
138880	3b 31 26 6e 62 73 70 3b 32 35 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	;1&nbsp;255&nbsp;&nbsp;&nbsp;&nb
1388a0	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
1388c0	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
1388e0	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
138900	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 35 31 31 3c	sp;&nbsp;&nbsp;&nbsp;#&nbsp;511<
138920	62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 63 26 6e 62	br><br>$&nbsp;pigs&nbsp;bspic&nb
138940	73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	sp;5&nbsp;&nbsp;&nbsp;&nbsp;&nbs
138960	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
138980	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
1389a0	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 63 6c 6f 73 65 26 6e 62 73	bsp;&nbsp;&nbsp;#&nbsp;close&nbs
1389c0	70 3b 53 50 49 26 6e 62 73 70 3b 43 53 26 6e 62 73 70 3b 35 3c 62 72 3e 24 26 6e 62 73 70 3b 70	p;SPI&nbsp;CS&nbsp;5<br>$&nbsp;p
1389e0	69 67 73 26 6e 62 73 70 3b 62 73 70 69 63 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70	igs&nbsp;bspic&nbsp;6&nbsp;&nbsp
138a00	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&
138a20	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
138a40	73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70	sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp
138a60	3b 23 26 6e 62 73 70 3b 63 6c 6f 73 65 26 6e 62 73 70 3b 53 50 49 26 6e 62 73 70 3b 43 53 26 6e	;#&nbsp;close&nbsp;SPI&nbsp;CS&n
138a80	62 73 70 3b 36 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73	bsp;6<br><br>$&nbsp;pigs&nbsp;bs
138aa0	70 69 63 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	pic&nbsp;5&nbsp;&nbsp;&nbsp;&nbs
138ac0	70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b	p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
138ae0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
138b00	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 74 72 79	bsp;&nbsp;&nbsp;&nbsp;#&nbsp;try
138b20	26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 63 6c 6f 73 65 26 6e 62 73 70 3b 53 50 49 26 6e 62 73	&nbsp;to&nbsp;close&nbsp;SPI&nbs
138b40	70 3b 43 53 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 61 67 61 69 6e 3c 62 72 3e 2d 31 34 32 3c 62	p;CS&nbsp;5&nbsp;again<br>-142<b
138b60	72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 62	r>ERROR:&nbsp;no&nbsp;bit&nbsp;b
138b80	61 6e 67 26 6e 62 73 70 3b 53 50 49 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 70 72 6f 67 72 65	ang&nbsp;SPI&nbsp;in&nbsp;progre
138ba0	73 73 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 47 50 49 4f 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	ss&nbsp;on&nbsp;GPIO<br></code><
138bc0	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 46 31 22 3e 43 46 31 3c 2f 61 3e 0a 20 3c 61 20 68 72 65	h3><a.name="CF1">CF1</a>..<a.hre
138be0	66 3d 22 23 75 76 73 22 3e 75 76 73 3c 2f 61 3e 20 2d 20 43 75 73 74 6f 6d 20 66 75 6e 63 74 69	f="#uvs">uvs</a>.-.Custom.functi
138c00	6f 6e 20 31 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 63 61 6c 6c 73 20 61 20 75 73	on.1</h3>This.command.calls.a.us
138c20	65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74 69 6f 6e 2e 20 20 54 68 65 20 6d 65 61	er.customised.function...The.mea
138c40	6e 69 6e 67 20 6f 66 0a 61 6e 79 20 70 61 72 61 6d 61 74 65 72 73 20 61 6e 64 20 74 68 65 20 72	ning.of.any.paramaters.and.the.r
138c60	65 74 75 72 6e 65 64 20 76 61 6c 75 65 20 69 73 20 64 65 66 69 6e 65 64 20 62 79 20 74 68 65 0a	eturned.value.is.defined.by.the.
138c80	63 75 73 74 6f 6d 69 73 65 72 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 46 32 22 3e 43 46	customiser..<h3><a.name="CF2">CF
138ca0	32 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 75 76 73 22 3e 75 76 73 3c 2f 61 3e 20 2d 20	2</a>..<a.href="#uvs">uvs</a>.-.
138cc0	43 75 73 74 6f 6d 20 66 75 6e 63 74 69 6f 6e 20 32 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61	Custom.function.2</h3>This.comma
138ce0	6e 64 20 63 61 6c 6c 73 20 61 20 75 73 65 72 20 63 75 73 74 6f 6d 69 73 65 64 20 66 75 6e 63 74	nd.calls.a.user.customised.funct
138d00	69 6f 6e 2e 20 20 54 68 65 20 6d 65 61 6e 69 6e 67 20 6f 66 0a 61 6e 79 20 70 61 72 61 6d 61 74	ion...The.meaning.of.any.paramat
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138d40	66 69 6e 65 64 20 62 79 20 74 68 65 0a 63 75 73 74 6f 6d 69 73 65 72 2e 0a 3c 68 33 3e 3c 61 20	fined.by.the.customiser..<h3><a.
138d60	6e 61 6d 65 3d 22 43 47 49 22 3e 43 47 49 3c 2f 61 3e 0a 20 2d 20 43 6f 6e 66 69 67 75 72 61 74	name="CGI">CGI</a>..-.Configurat
138d80	69 6f 6e 20 67 65 74 20 69 6e 74 65 72 6e 61 6c 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61	ion.get.internals</h3>This.comma
138da0	6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 76 61 6c 75 65 20 6f 66 20 74 68 65 20 69 6e 74 65	nd.returns.the.value.of.the.inte
138dc0	72 6e 61 6c 20 6c 69 62 72 61 72 79 0a 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 73 65 74 74 69	rnal.library.configuration.setti
138de0	6e 67 73 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 43 53 49 22 3e 43 53 49 3c 2f 61 3e 0a 20	ngs..<h3><a.name="CSI">CSI</a>..
138e00	3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 20 2d 20 43 6f 6e 66 69 67 75 72 61 74 69	<a.href="#v">v</a>.-.Configurati
138e20	6f 6e 20 73 65 74 20 69 6e 74 65 72 6e 61 6c 73 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e	on.set.internals</h3>This.comman
138e40	64 20 73 65 74 73 20 74 68 65 20 76 61 6c 75 65 20 6f 66 20 74 68 65 20 69 6e 74 65 72 6e 61 6c	d.sets.the.value.of.the.internal
138e60	20 6c 69 62 72 61 72 79 0a 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 73 65 74 74 69 6e 67 73 20	.library.configuration.settings.
138e80	74 6f 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 2e 0a 3c 68 33 3e 3c 61 20 6e 61	to.<a.href="#v">v</a>..<h3><a.na
138ea0	6d 65 3d 22 45 56 4d 22 3e 45 56 4d 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68	me="EVM">EVM</a>..<a.href="#h">h
138ec0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 20 2d 20	</a>.<a.href="#bits">bits</a>.-.
138ee0	53 65 74 20 65 76 65 6e 74 73 20 74 6f 20 6d 6f 6e 69 74 6f 72 3c 2f 68 33 3e 54 68 69 73 20 63	Set.events.to.monitor</h3>This.c
138f00	6f 6d 6d 61 6e 64 20 73 74 61 72 74 73 20 65 76 65 6e 74 20 72 65 70 6f 72 74 69 6e 67 20 6f 6e	ommand.starts.event.reporting.on
138f20	20 68 61 6e 64 6c 65 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 28 72 65 74 75	.handle.<a.href="#h">h</a>.(retu
138f40	72 6e 65 64 20 62 79 0a 61 20 70 72 69 6f 72 20 63 61 6c 6c 20 74 6f 20 3c 61 20 68 72 65 66 3d	rned.by.a.prior.call.to.<a.href=
138f60	22 23 4e 4f 22 3e 4e 4f 3c 2f 61 3e 29 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63	"#NO">NO</a>)..<br><br>Upon.succ
138f80	65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72	ess.nothing.is.returned...On.err
138fa0	6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62	or.a.negative.status.code.will.b
138fc0	65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6e 6f 74 69 66 69 63 61	e.returned..<br><br>The.notifica
138fe0	74 69 6f 6e 20 67 65 74 73 20 72 65 70 6f 72 74 73 20 66 6f 72 20 65 61 63 68 20 65 76 65 6e 74	tion.gets.reports.for.each.event
139000	00 00 01 39 3b 39 26 6e 62 73 70 3b 32 33 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 77 72 69 74 65	...9;9&nbsp;23&nbsp;#&nbsp;write
139020	26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67	&nbsp;5&nbsp;bytes<br>$&nbsp;pig
139040	73 26 6e 62 73 70 3b 62 73 63 78 26 6e 62 73 70 3b 30 78 31 33 30 33 30 35 26 6e 62 73 70 3b 31	s&nbsp;bscx&nbsp;0x130305&nbsp;1
139060	31 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 23	1&nbsp;13&nbsp;15&nbsp;17&nbsp;#
139080	26 6e 62 73 70 3b 63 68 65 63 6b 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 64 61 74 61 26 6e	&nbsp;check&nbsp;for&nbsp;data&n
1390a0	62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 62 79	bsp;and&nbsp;send&nbsp;4&nbsp;by
1390c0	74 65 73 3c 62 72 3e 36 26 6e 62 73 70 3b 32 36 32 33 33 38 26 6e 62 73 70 3b 39 30 26 6e 62 73	tes<br>6&nbsp;262338&nbsp;90&nbs
1390e0	70 3b 38 37 26 6e 62 73 70 3b 35 31 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 32 33 3c 62 72 3e 3c	p;87&nbsp;51&nbsp;9&nbsp;23<br><
139100	62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 72 64 26 6e 62 73 70 3b 30	br>$&nbsp;pigs&nbsp;i2crd&nbsp;0
139120	26 6e 62 73 70 3b 34 3c 62 72 3e 34 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 33 26 6e 62 73	&nbsp;4<br>4&nbsp;11&nbsp;13&nbs
139140	70 3b 31 35 26 6e 62 73 70 3b 31 37 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	p;15&nbsp;17<br><br>$&nbsp;pigs&
139160	6e 62 73 70 3b 62 73 63 78 26 6e 62 73 70 3b 30 78 31 33 30 33 30 35 26 6e 62 73 70 3b 32 32 26	nbsp;bscx&nbsp;0x130305&nbsp;22&
139180	6e 62 73 70 3b 33 33 26 6e 62 73 70 3b 34 34 26 6e 62 73 70 3b 35 35 26 6e 62 73 70 3b 36 36 3c	nbsp;33&nbsp;44&nbsp;55&nbsp;66<
1391a0	62 72 3e 31 26 6e 62 73 70 3b 33 32 37 39 33 38 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	br>1&nbsp;327938<br>$&nbsp;pigs&
1391c0	6e 62 73 70 3b 69 32 63 72 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 35 3c 62 72 3e 35 26 6e 62	nbsp;i2crd&nbsp;0&nbsp;5<br>5&nb
1391e0	73 70 3b 32 32 26 6e 62 73 70 3b 33 33 26 6e 62 73 70 3b 34 34 26 6e 62 73 70 3b 35 35 26 6e 62	sp;22&nbsp;33&nbsp;44&nbsp;55&nb
139200	73 70 3b 36 36 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 42 53 50	sp;66<br></code><h3><a.name="BSP
139220	49 43 22 3e 42 53 50 49 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 63 73 22 3e 63 73 3c	IC">BSPIC</a>..<a.href="#cs">cs<
139240	2f 61 3e 20 2d 20 43 6c 6f 73 65 20 62 69 74 20 62 61 6e 67 20 53 50 49 3c 2f 68 33 3e 54 68 69	/a>.-.Close.bit.bang.SPI</h3>Thi
139260	73 20 63 6f 6d 6d 61 6e 64 20 73 74 6f 70 73 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 20	s.command.stops.bit.banging.SPI.
139280	6f 6e 20 61 20 73 65 74 20 6f 66 20 47 50 49 4f 0a 6f 70 65 6e 65 64 20 77 69 74 68 20 3c 61 20	on.a.set.of.GPIO.opened.with.<a.
1392a0	68 72 65 66 3d 22 23 42 53 50 49 4f 22 3e 42 53 50 49 4f 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72	href="#BSPIO">BSPIO</a>..<br><br
1392c0	3e 54 68 65 20 73 65 74 20 6f 66 20 47 50 49 4f 20 69 73 20 73 70 65 63 69 66 65 64 20 62 79 20	>The.set.of.GPIO.is.specifed.by.
1392e0	3c 61 20 68 72 65 66 3d 22 23 63 73 22 3e 63 73 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70	<a.href="#cs">cs</a>..<br><br>Up
139300	6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20	on.success.nothing.is.returned..
139320	20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65	.On.error.a.negative.status.code
139340	0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	.will.be.returned..<br><br><b><s
139360	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
139380	3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 63 26 6e 62 73	<code>$&nbsp;pigs&nbsp;bspic&nbs
1393a0	70 3b 31 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70	p;10<br><br>$&nbsp;pigs&nbsp;bsp
1393c0	69 63 26 6e 62 73 70 3b 31 30 3c 62 72 3e 2d 31 34 32 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73	ic&nbsp;10<br>-142<br>ERROR:&nbs
1393e0	70 3b 6e 6f 26 6e 62 73 70 3b 62 69 74 26 6e 62 73 70 3b 62 61 6e 67 26 6e 62 73 70 3b 53 50 49	p;no&nbsp;bit&nbsp;bang&nbsp;SPI
139400	26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 70 72 6f 67 72 65 73 73 26 6e 62 73 70 3b 6f 6e 26 6e	&nbsp;in&nbsp;progress&nbsp;on&n
139420	62 73 70 3b 47 50 49 4f 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22	bsp;GPIO<br></code><h3><a.name="
139440	42 53 50 49 4f 22 3e 42 53 50 49 4f 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 63 73 22 3e	BSPIO">BSPIO</a>..<a.href="#cs">
139460	63 73 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 69 73 6f 22 3e 6d 69 73 6f 3c 2f 61 3e 20	cs</a>.<a.href="#miso">miso</a>.
139480	3c 61 20 68 72 65 66 3d 22 23 6d 6f 73 69 22 3e 6d 6f 73 69 3c 2f 61 3e 20 3c 61 20 68 72 65 66	<a.href="#mosi">mosi</a>.<a.href
1394a0	3d 22 23 73 63 6c 6b 22 3e 73 63 6c 6b 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 22 3e 62	="#sclk">sclk</a>.<a.href="#b">b
1394c0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 66 22 3e 73 70 66 3c 2f 61 3e 20 2d 20 4f 70	</a>.<a.href="#spf">spf</a>.-.Op
1394e0	65 6e 20 62 69 74 20 62 61 6e 67 20 53 50 49 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64	en.bit.bang.SPI</h3>This.command
139500	20 73 74 61 72 74 73 20 62 69 74 20 62 61 6e 67 69 6e 67 20 53 50 49 20 6f 6e 20 61 20 67 72 6f	.starts.bit.banging.SPI.on.a.gro
139520	75 70 20 6f 66 20 47 50 49 4f 20 77 69 74 68 20 73 6c 61 76 65 0a 73 65 6c 65 63 74 20 3c 61 20	up.of.GPIO.with.slave.select.<a.
139540	68 72 65 66 3d 22 23 63 73 22 3e 63 73 3c 2f 61 3e 2c 20 4d 49 53 4f 20 3c 61 20 68 72 65 66 3d	href="#cs">cs</a>,.MISO.<a.href=
139560	22 23 6d 69 73 6f 22 3e 6d 69 73 6f 3c 2f 61 3e 2c 20 4d 4f 53 49 20 3c 61 20 68 72 65 66 3d 22	"#miso">miso</a>,.MOSI.<a.href="
139580	23 6d 6f 73 69 22 3e 6d 6f 73 69 3c 2f 61 3e 2c 20 61 6e 64 20 63 6c 6f 63 6b 20 3c 61 20 68 72	#mosi">mosi</a>,.and.clock.<a.hr
1395a0	65 66 3d 22 23 73 63 6c 6b 22 3e 73 63 6c 6b 3c 2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 44 61 74	ef="#sclk">sclk</a>..<br><br>Dat
1395c0	61 20 77 69 6c 6c 20 62 65 20 74 72 61 6e 73 66 65 72 72 65 64 20 61 74 20 62 61 75 64 20 3c 61	a.will.be.transferred.at.baud.<a
1395e0	20 68 72 65 66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64	.href="#b">b</a>.bits.per.second
139600	20 28 77 68 69 63 68 20 6d 61 79 0a 62 65 20 73 65 74 20 69 6e 20 74 68 65 20 72 61 6e 67 65 20	.(which.may.be.set.in.the.range.
139620	35 30 2d 32 35 30 30 30 30 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6c 61 67 73 20 3c 61	50-250000)..<br><br>The.flags.<a
139640	20 68 72 65 66 3d 22 23 73 70 66 22 3e 73 70 66 3c 2f 61 3e 20 6d 61 79 20 62 65 20 75 73 65 64	.href="#spf">spf</a>.may.be.used
139660	20 74 6f 20 6d 6f 64 69 66 79 20 74 68 65 20 64 65 66 61 75 6c 74 20 62 65 68 61 76 69 6f 75 72	.to.modify.the.default.behaviour
139680	20 6f 66 0a 6d 6f 64 65 20 30 2c 20 61 63 74 69 76 65 20 6c 6f 77 20 63 68 69 70 20 73 65 6c 65	.of.mode.0,.active.low.chip.sele
1396a0	63 74 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 66 6c 61 67 73 20 63 6f 6e 73 69 73 74 73 20 6f	ct..<br><br>The.flags.consists.o
1396c0	66 20 74 68 65 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 32 32 20 62 69 74 73 2e	f.the.least.significant.22.bits.
1396e0	0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 32 31 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 31	.<br><br><code>21&nbsp;20&nbsp;1
139700	39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31	9&nbsp;18&nbsp;17&nbsp;16&nbsp;1
139720	35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31	5&nbsp;14&nbsp;13&nbsp;12&nbsp;1
139740	31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73	1&nbsp;10&nbsp;&nbsp;9&nbsp;&nbs
139760	70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62	p;8&nbsp;&nbsp;7&nbsp;&nbsp;6&nb
139780	73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;5&nbsp;&nbsp;4&nbsp;&nb
1397a0	73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e	sp;3&nbsp;&nbsp;2&nbsp;&nbsp;1&n
1397c0	62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73	bsp;&nbsp;0<br>&nbsp;0&nbsp;&nbs
1397e0	70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62	p;0&nbsp;&nbsp;0&nbsp;&nbsp;0&nb
139800	73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;0&nbsp;&nbsp;0&nbsp;&nb
139820	73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e	sp;R&nbsp;&nbsp;T&nbsp;&nbsp;0&n
139840	62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;0&nbsp;&nbsp;0&nbsp;&n
139860	62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26	bsp;0&nbsp;&nbsp;0&nbsp;&nbsp;0&
139880	6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26	nbsp;&nbsp;0&nbsp;&nbsp;0&nbsp;&
1398a0	6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30	nbsp;0&nbsp;&nbsp;0&nbsp;&nbsp;0
1398c0	26 6e 62 73 70 3b 26 6e 62 73 70 3b 70 26 6e 62 73 70 3b 26 6e 62 73 70 3b 6d 26 6e 62 73 70 3b	&nbsp;&nbsp;p&nbsp;&nbsp;m&nbsp;
1398e0	26 6e 62 73 70 3b 6d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 6d 6d 20 64 65 66	&nbsp;m<br></code><br><br>mm.def
139900	69 6e 65 73 20 74 68 65 20 53 50 49 20 6d 6f 64 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	ines.the.SPI.mode..<br><br><code
139920	3e 4d 6f 64 65 26 6e 62 73 70 3b 50 4f 4c 26 6e 62 73 70 3b 50 48 41 3c 62 72 3e 26 6e 62 73 70	>Mode&nbsp;POL&nbsp;PHA<br>&nbsp
139940	3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70	;0&nbsp;&nbsp;&nbsp;&nbsp;0&nbsp
139960	3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26	;&nbsp;&nbsp;0<br>&nbsp;1&nbsp;&
139980	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&n
1399a0	62 73 70 3b 31 3c 62 72 3e 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	bsp;1<br>&nbsp;2&nbsp;&nbsp;&nbs
1399c0	70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e	p;&nbsp;1&nbsp;&nbsp;&nbsp;0<br>
1399e0	26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31	&nbsp;3&nbsp;&nbsp;&nbsp;&nbsp;1
139a00	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62	&nbsp;&nbsp;&nbsp;1<br></code><b
139a20	72 3e 3c 62 72 3e 70 20 69 73 20 30 20 69 66 20 43 53 20 69 73 20 61 63 74 69 76 65 20 6c 6f 77	r><br>p.is.0.if.CS.is.active.low
139a40	20 28 64 65 66 61 75 6c 74 29 20 61 6e 64 20 31 20 66 6f 72 20 61 63 74 69 76 65 20 68 69 67 68	.(default).and.1.for.active.high
139a60	2e 0a 3c 62 72 3e 3c 62 72 3e 54 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61 73 74 20 73 69	..<br><br>T.is.1.if.the.least.si
139a80	67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 6f 6e 20	gnificant.bit.is.transmitted.on.
139aa0	4d 4f 53 49 20 66 69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 73 68 69 66	MOSI.first,.the.default.(0).shif
139ac0	74 73 20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 6f 75 74 20	ts.the.most.significant.bit.out.
139ae0	66 69 72 73 74 2e 0a 3c 62 72 3e 3c 62 72 3e 52 20 69 73 20 31 20 69 66 20 74 68 65 20 6c 65 61	first..<br><br>R.is.1.if.the.lea
139b00	73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20 69 73 20 72 65 63 65 69 76 65 64 20 6f	st.significant.bit.is.received.o
139b20	6e 20 4d 49 53 4f 20 66 69 72 73 74 2c 20 74 68 65 0a 64 65 66 61 75 6c 74 20 28 30 29 20 72 65	n.MISO.first,.the.default.(0).re
139b40	63 65 69 76 65 73 20 74 68 65 20 6d 6f 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 20 62 69 74 20	ceives.the.most.significant.bit.
139b60	66 69 72 73 74 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6f 74 68 65 72 20 62 69 74 73 20 69 6e	first..<br><br>The.other.bits.in
139b80	20 66 6c 61 67 73 20 73 68 6f 75 6c 64 20 62 65 20 73 65 74 20 74 6f 20 7a 65 72 6f 2e 0a 3c 62	.flags.should.be.set.to.zero..<b
139ba0	72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 30 20 69 73 20 72 65 74 75 72 6e 65 64	r><br>Upon.success.0.is.returned
139bc0	2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f	...On.error.a.negative.status.co
139be0	64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 49 66 20	de.will.be.returned..<br><br>If.
139c00	6d 6f 72 65 20 74 68 61 6e 20 6f 6e 65 20 64 65 76 69 63 65 20 69 73 20 63 6f 6e 6e 65 63 74 65	more.than.one.device.is.connecte
139c20	64 20 74 6f 20 74 68 65 20 53 50 49 20 62 75 73 20 28 64 65 66 69 6e 65 64 20 62 79 0a 53 43 4c	d.to.the.SPI.bus.(defined.by.SCL
139c40	4b 2c 20 4d 4f 53 49 2c 20 61 6e 64 20 4d 49 53 4f 29 20 65 61 63 68 20 6d 75 73 74 20 68 61 76	K,.MOSI,.and.MISO).each.must.hav
139c60	65 20 69 74 73 20 6f 77 6e 20 43 53 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e	e.its.own.CS..<br><br><b><small>
139c80	45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65	Example</small></b><br><br><code
139ca0	3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 6f 26 6e 62 73 70 3b 26 6e 62	>$&nbsp;pigs&nbsp;bspio&nbsp;&nb
139cc0	73 70 3b 39 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 33 26 6e 62 73	sp;9&nbsp;11&nbsp;12&nbsp;13&nbs
139ce0	70 3b 35 30 30 30 30 26 6e 62 73 70 3b 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67	p;50000&nbsp;0<br><br>$&nbsp;pig
139d00	73 26 6e 62 73 70 3b 62 73 70 69 6f 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 31 31 26 6e 62 73	s&nbsp;bspio&nbsp;10&nbsp;11&nbs
139d20	70 3b 31 32 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 35 30 30 30 30 26 6e 62 73 70 3b 30 3c 62	p;12&nbsp;13&nbsp;50000&nbsp;0<b
139d40	72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 70 69 6f 26 6e 62 73	r><br>$&nbsp;pigs&nbsp;bspio&nbs
139d60	70 3b 32 39 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b 32 31 26 6e 62 73	p;29&nbsp;19&nbsp;20&nbsp;21&nbs
139d80	70 3b 35 30 30 30 30 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 47 50 49 4f 26	p;50000&nbsp;0&nbsp;#&nbsp;GPIO&
139da0	6e 62 73 70 3b 32 39 26 6e 62 73 70 3b 6e 6f 74 26 6e 62 73 70 3b 61 76 61 69 61 6c 62 6c 65 26	nbsp;29&nbsp;not&nbsp;avaialble&
139dc0	6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b 74 68 69 73 26 6e 62 73 70 3b 50 69 3c 62 72 3e 2d 34 31	nbsp;on&nbsp;this&nbsp;Pi<br>-41
139de0	3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 70 65 72 6d 69 73 73 69	<br>ERROR:&nbsp;no&nbsp;permissi
139e00	6f 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 75 70 64 61 74 65 26 6e 62 73 70 3b 47 50 49 4f	on&nbsp;to&nbsp;update&nbsp;GPIO
139e20	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 42 53 50 49 58 22 3e 42	<br></code><h3><a.name="BSPIX">B
139e40	53 50 49 58 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 63 73 22 3e 63 73 3c 2f 61 3e 20 3c	SPIX</a>..<a.href="#cs">cs</a>.<
139e60	61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 53 50 49 20 62 69 74 20	a.href="#bvs">bvs</a>.-.SPI.bit.
139e80	62 61 6e 67 20 74 72 61 6e 73 66 65 72 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 77	bang.transfer</h3>This.command.w
139ea0	72 69 74 65 73 20 62 79 74 65 73 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f	rites.bytes.<a.href="#bvs">bvs</
139ec0	61 3e 20 74 6f 20 74 68 65 20 62 69 74 20 62 61 6e 67 20 53 50 49 20 64 65 76 69 63 65 0a 61 73	a>.to.the.bit.bang.SPI.device.as
139ee0	73 6f 63 69 61 74 65 64 20 77 69 74 68 20 73 6c 61 76 65 20 73 65 6c 65 63 74 20 3c 61 20 68 72	sociated.with.slave.select.<a.hr
139f00	65 66 3d 22 23 63 73 22 3e 63 73 3c 2f 61 3e 2e 20 20 49 74 20 72 65 74 75 72 6e 73 20 74 68 65	ef="#cs">cs</a>...It.returns.the
139f20	20 73 61 6d 65 0a 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 72 65 61 64 20 66 72 6f 6d 20	.same.number.of.bytes.read.from.
139f40	74 68 65 20 64 65 76 69 63 65 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73	the.device..<br><br>Upon.success
139f60	20 74 68 65 20 63 6f 75 6e 74 20 6f 66 20 72 65 74 75 72 6e 65 64 20 62 79 74 65 73 20 66 6f 6c	.the.count.of.returned.bytes.fol
139f80	6c 6f 77 65 64 20 62 79 20 74 68 65 20 62 79 74 65 73 20 74 68 65 6d 73 65 6c 76 65 73 0a 69 73	lowed.by.the.bytes.themselves.is
139fa0	20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20	.returned...On.error.a.negative.
139fc0	73 74 61 74 75 73 20 63 6f 64 65 20 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62	status.code.will.be.returned..<b
139fe0	72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c	r><br><b><small>Example</small><
13a000	00 00 01 3a 61 67 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 45 3c 2f 74 64 3e	...:ags</td></tr><tr><td>RE</td>
13a020	3c 74 64 3e 65 6e 61 62 6c 65 20 72 65 63 65 69 76 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	<td>enable.receive</td></tr><tr>
13a040	3c 74 64 3e 54 45 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 74 72 61 6e 73 6d 69 74 3c 2f	<td>TE</td><td>enable.transmit</
13a060	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 42 4b 3c 2f 74 64 3e 3c 74 64 3e 61 62 6f 72 74	td></tr><tr><td>BK</td><td>abort
13a080	20 6f 70 65 72 61 74 69 6f 6e 20 61 6e 64 20 63 6c 65 61 72 20 46 49 46 4f 73 3c 2f 74 64 3e 3c	.operation.and.clear.FIFOs</td><
13a0a0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 43 3c 2f 74 64 3e 3c 74 64 3e 73 65 6e 64 20 63 6f 6e 74	/tr><tr><td>EC</td><td>send.cont
13a0c0	72 6f 6c 20 72 65 67 69 73 74 65 72 20 61 73 20 66 69 72 73 74 20 49 32 43 20 62 79 74 65 3c 2f	rol.register.as.first.I2C.byte</
13a0e0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 53 3c 2f 74 64 3e 3c 74 64 3e 73 65 6e 64 20	td></tr><tr><td>ES</td><td>send.
13a100	73 74 61 74 75 73 20 72 65 67 69 73 74 65 72 20 61 73 20 66 69 72 73 74 20 49 32 43 20 62 79 74	status.register.as.first.I2C.byt
13a120	65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 4c 3c 2f 74 64 3e 3c 74 64 3e 73 65	e</td></tr><tr><td>PL</td><td>se
13a140	74 20 53 50 49 20 70 6f 6c 61 72 69 74 79 20 68 69 67 68 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	t.SPI.polarity.high</td></tr><tr
13a160	3e 3c 74 64 3e 50 48 3c 2f 74 64 3e 3c 74 64 3e 73 65 74 20 53 50 49 20 70 68 61 73 65 20 68 69	><td>PH</td><td>set.SPI.phase.hi
13a180	67 68 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 3c 2f 74 64 3e 3c 74 64 3e 65	gh</td></tr><tr><td>I2</td><td>e
13a1a0	6e 61 62 6c 65 20 49 32 43 20 6d 6f 64 65 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	nable.I2C.mode</td></tr><tr><td>
13a1c0	53 50 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 53 50 49 20 6d 6f 64 65 3c 2f 74 64 3e 3c	SP</td><td>enable.SPI.mode</td><
13a1e0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 4e 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 42 53	/tr><tr><td>EN</td><td>enable.BS
13a200	43 20 70 65 72 69 70 68 65 72 61 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f	C.peripheral</td></tr></tbody></
13a220	74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 72 65 74 75 72 6e 65 64 20 73 74 61 74 75	table><br><br>The.returned.statu
13a240	73 20 68 61 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 66 6f 72 6d 61 74 0a 3c 62 72 3e 3c	s.has.the.following.format.<br><
13a260	62 72 3e 3c 63 6f 64 65 3e 32 30 26 6e 62 73 70 3b 31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70	br><code>20&nbsp;19&nbsp;18&nbsp
13a280	3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70	;17&nbsp;16&nbsp;15&nbsp;14&nbsp
13a2a0	3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70	;13&nbsp;12&nbsp;11&nbsp;10&nbsp
13a2c0	3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70	;&nbsp;9&nbsp;&nbsp;8&nbsp;&nbsp
13a2e0	3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73	;7&nbsp;&nbsp;6&nbsp;&nbsp;5&nbs
13a300	70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;4&nbsp;&nbsp;3&nbsp;&nbs
13a320	70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72	p;2&nbsp;&nbsp;1&nbsp;&nbsp;0<br
13a340	3e 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70	>&nbsp;S&nbsp;&nbsp;S&nbsp;&nbsp
13a360	3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73 70 3b 26 6e 62 73 70 3b 53 26 6e 62 73	;S&nbsp;&nbsp;S&nbsp;&nbsp;S&nbs
13a380	70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73	p;&nbsp;R&nbsp;&nbsp;R&nbsp;&nbs
13a3a0	70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62 73 70 3b 26 6e 62 73 70 3b 52 26 6e 62	p;R&nbsp;&nbsp;R&nbsp;&nbsp;R&nb
13a3c0	73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;T&nbsp;&nbsp;T&nbsp;&nb
13a3e0	73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e 62 73 70 3b 26 6e 62 73 70 3b 54 26 6e	sp;T&nbsp;&nbsp;T&nbsp;&nbsp;T&n
13a400	62 73 70 3b 52 42 26 6e 62 73 70 3b 54 45 26 6e 62 73 70 3b 52 46 26 6e 62 73 70 3b 54 46 26 6e	bsp;RB&nbsp;TE&nbsp;RF&nbsp;TF&n
13a420	62 73 70 3b 52 45 26 6e 62 73 70 3b 54 42 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72	bsp;RE&nbsp;TB<br></code><br><br
13a440	3e 42 69 74 73 20 30 2d 31 35 20 61 72 65 20 63 6f 70 69 65 64 20 75 6e 63 68 61 6e 67 65 64 20	>Bits.0-15.are.copied.unchanged.
13a460	66 72 6f 6d 20 74 68 65 20 42 53 43 20 46 52 20 72 65 67 69 73 74 65 72 2e 20 20 53 65 65 0a 70	from.the.BSC.FR.register...See.p
13a480	61 67 65 73 20 31 36 35 2d 31 36 36 20 6f 66 20 74 68 65 20 42 72 6f 61 64 63 6f 6d 20 70 65 72	ages.165-166.of.the.Broadcom.per
13a4a0	69 70 68 65 72 61 6c 73 20 64 6f 63 75 6d 65 6e 74 20 66 6f 72 20 66 75 6c 6c 0a 64 65 74 61 69	ipherals.document.for.full.detai
13a4c0	6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65	ls..<br><br><table.border="1".ce
13a4e0	6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74	llpadding="2".cellspacing="2"><t
13a500	62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 53 53 53 53 53 3c 2f 74 64 3e 3c 74 64 3e 6e 75 6d 62 65	body><tr><td>SSSSS</td><td>numbe
13a520	72 20 6f 66 20 62 79 74 65 73 20 73 75 63 63 65 73 73 66 75 6c 6c 79 20 63 6f 70 69 65 64 20 74	r.of.bytes.successfully.copied.t
13a540	6f 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	o.transmit.FIFO</td></tr><tr><td
13a560	3e 52 52 52 52 52 3c 2f 74 64 3e 3c 74 64 3e 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 69	>RRRRR</td><td>number.of.bytes.i
13a580	6e 20 72 65 63 65 69 65 76 65 20 46 49 46 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	n.receieve.FIFO</td></tr><tr><td
13a5a0	3e 54 54 54 54 54 3c 2f 74 64 3e 3c 74 64 3e 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 69	>TTTTT</td><td>number.of.bytes.i
13a5c0	6e 20 74 72 61 6e 73 6d 69 74 20 46 49 46 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	n.transmit.FIFO</td></tr><tr><td
13a5e0	3e 52 42 3c 2f 74 64 3e 3c 74 64 3e 72 65 63 65 69 76 65 20 62 75 73 79 3c 2f 74 64 3e 3c 2f 74	>RB</td><td>receive.busy</td></t
13a600	72 3e 3c 74 72 3e 3c 74 64 3e 54 45 3c 2f 74 64 3e 3c 74 64 3e 74 72 61 6e 73 6d 69 74 20 46 49	r><tr><td>TE</td><td>transmit.FI
13a620	46 4f 20 65 6d 70 74 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 46 3c 2f 74 64	FO.empty</td></tr><tr><td>RF</td
13a640	3e 3c 74 64 3e 72 65 63 65 69 76 65 20 46 49 46 4f 20 66 75 6c 6c 3c 2f 74 64 3e 3c 2f 74 72 3e	><td>receive.FIFO.full</td></tr>
13a660	3c 74 72 3e 3c 74 64 3e 54 46 3c 2f 74 64 3e 3c 74 64 3e 74 72 61 6e 73 6d 69 74 20 46 49 46 4f	<tr><td>TF</td><td>transmit.FIFO
13a680	20 66 75 6c 6c 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 45 3c 2f 74 64 3e 3c 74	.full</td></tr><tr><td>RE</td><t
13a6a0	64 3e 72 65 63 65 69 76 65 20 46 49 46 4f 20 65 6d 70 74 79 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	d>receive.FIFO.empty</td></tr><t
13a6c0	72 3e 3c 74 64 3e 54 42 3c 2f 74 64 3e 3c 74 64 3e 74 72 61 6e 73 6d 69 74 20 62 75 73 79 3c 2f	r><td>TB</td><td>transmit.busy</
13a6e0	74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e	td></tr></tbody></table><br><br>
13a700	54 68 69 73 20 65 78 61 6d 70 6c 65 20 61 73 73 75 6d 65 73 20 74 68 61 74 20 47 50 49 4f 20 32	This.example.assumes.that.GPIO.2
13a720	2f 33 20 61 72 65 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 47 50 49 4f 20 31 38 2f 31 39 0a 28	/3.are.connected.to.GPIO.18/19.(
13a740	47 50 49 4f 20 31 30 2f 31 31 20 6f 6e 20 74 68 65 20 42 43 4d 32 37 31 31 29 2e 0a 3c 62 72 3e	GPIO.10/11.on.the.BCM2711)..<br>
13a760	3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62	<br><b><small>Example</small></b
13a780	3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b	><br><br><code>$&nbsp;pigs&nbsp;
13a7a0	62 73 63 78 26 6e 62 73 70 3b 30 78 31 33 30 33 30 35 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73	bscx&nbsp;0x130305&nbsp;#&nbsp;s
13a7c0	74 61 72 74 26 6e 62 73 70 3b 42 53 43 26 6e 62 73 70 3b 61 73 26 6e 62 73 70 3b 49 32 43 26 6e	tart&nbsp;BSC&nbsp;as&nbsp;I2C&n
13a7e0	62 73 70 3b 73 6c 61 76 65 26 6e 62 73 70 3b 30 78 31 33 3c 62 72 3e 31 26 6e 62 73 70 3b 31 38	bsp;slave&nbsp;0x13<br>1&nbsp;18
13a800	3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 69 32 63 64 65 74 65 63 74 26 6e 62 73 70 3b 2d 79	<br><br>$&nbsp;i2cdetect&nbsp;-y
13a820	26 6e 62 73 70 3b 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	&nbsp;1<br>&nbsp;&nbsp;&nbsp;&nb
13a840	73 70 3b 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 26 6e 62	sp;&nbsp;0&nbsp;&nbsp;1&nbsp;&nb
13a860	73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e	sp;2&nbsp;&nbsp;3&nbsp;&nbsp;4&n
13a880	62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;5&nbsp;&nbsp;6&nbsp;&n
13a8a0	62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26	bsp;7&nbsp;&nbsp;8&nbsp;&nbsp;9&
13a8c0	6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 62 26 6e 62 73 70 3b 26	nbsp;&nbsp;a&nbsp;&nbsp;b&nbsp;&
13a8e0	6e 62 73 70 3b 63 26 6e 62 73 70 3b 26 6e 62 73 70 3b 64 26 6e 62 73 70 3b 26 6e 62 73 70 3b 65	nbsp;c&nbsp;&nbsp;d&nbsp;&nbsp;e
13a900	26 6e 62 73 70 3b 26 6e 62 73 70 3b 66 3c 62 72 3e 30 30 3a 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;&nbsp;f<br>00:&nbsp;&nbsp;
13a920	26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n
13a940	62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b	bsp;&nbsp;&nbsp;--&nbsp;--&nbsp;
13a960	2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b	--&nbsp;--&nbsp;--&nbsp;--&nbsp;
13a980	2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b	--&nbsp;--&nbsp;--&nbsp;--&nbsp;
13a9a0	2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72 3e 31 30 3a 26 6e 62 73 70 3b 2d	--&nbsp;--&nbsp;--<br>10:&nbsp;-
13a9c0	2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 2d	-&nbsp;--&nbsp;--&nbsp;13&nbsp;-
13a9e0	2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d	-&nbsp;--&nbsp;--&nbsp;--&nbsp;-
13aa00	2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d	-&nbsp;--&nbsp;--&nbsp;--&nbsp;-
13aa20	2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72 3e 32 30 3a	-&nbsp;--&nbsp;--&nbsp;--<br>20:
13aa40	26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d	&nbsp;--&nbsp;--&nbsp;--&nbsp;--
13aa60	26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d	&nbsp;--&nbsp;--&nbsp;--&nbsp;--
13aa80	26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d	&nbsp;--&nbsp;--&nbsp;--&nbsp;--
13aaa0	26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d	&nbsp;--&nbsp;--&nbsp;--&nbsp;--
13aac0	3c 62 72 3e 33 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26	<br>30:&nbsp;--&nbsp;--&nbsp;--&
13aae0	6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26	nbsp;--&nbsp;--&nbsp;--&nbsp;--&
13ab00	6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26	nbsp;--&nbsp;--&nbsp;--&nbsp;--&
13ab20	6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26	nbsp;--&nbsp;--&nbsp;--&nbsp;--&
13ab40	6e 62 73 70 3b 2d 2d 3c 62 72 3e 34 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e	nbsp;--<br>40:&nbsp;--&nbsp;--&n
13ab60	62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e	bsp;--&nbsp;--&nbsp;--&nbsp;--&n
13ab80	62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e	bsp;--&nbsp;--&nbsp;--&nbsp;--&n
13aba0	62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e	bsp;--&nbsp;--&nbsp;--&nbsp;--&n
13abc0	62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72 3e 35 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e 62	bsp;--&nbsp;--<br>50:&nbsp;--&nb
13abe0	73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62	sp;--&nbsp;--&nbsp;--&nbsp;--&nb
13ac00	73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62	sp;--&nbsp;--&nbsp;--&nbsp;--&nb
13ac20	73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62	sp;--&nbsp;--&nbsp;--&nbsp;--&nb
13ac40	73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72 3e 36 30 3a 26 6e 62 73	sp;--&nbsp;--&nbsp;--<br>60:&nbs
13ac60	70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73	p;--&nbsp;--&nbsp;--&nbsp;--&nbs
13ac80	70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73	p;--&nbsp;--&nbsp;--&nbsp;--&nbs
13aca0	70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73	p;--&nbsp;--&nbsp;--&nbsp;--&nbs
13acc0	70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 3c 62 72 3e	p;--&nbsp;--&nbsp;--&nbsp;--<br>
13ace0	37 30 3a 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70	70:&nbsp;--&nbsp;--&nbsp;--&nbsp
13ad00	3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70 3b 2d 2d 26 6e 62 73 70	;--&nbsp;--&nbsp;--&nbsp;--&nbsp
13ad20	3b 2d 2d 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 6f	;--<br><br>$&nbsp;pigs&nbsp;i2co
13ad40	26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 30 78 31 33 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 23 26	&nbsp;1&nbsp;0x13&nbsp;0&nbsp;#&
13ad60	6e 62 73 70 3b 67 65 74 26 6e 62 73 70 3b 68 61 6e 64 6c 65 26 6e 62 73 70 3b 66 6f 72 26 6e 62	nbsp;get&nbsp;handle&nbsp;for&nb
13ad80	73 70 3b 64 65 76 69 63 65 26 6e 62 73 70 3b 30 78 31 33 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70	sp;device&nbsp;0x13&nbsp;on&nbsp
13ada0	3b 62 75 73 26 6e 62 73 70 3b 31 3c 62 72 3e 30 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70	;bus&nbsp;1<br>0<br><br>$&nbsp;p
13adc0	69 67 73 26 6e 62 73 70 3b 69 32 63 77 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 39 30 26 6e 62	igs&nbsp;i2cwd&nbsp;0&nbsp;90&nb
13ade0	73 70 3b 38 37 26 6e 62 73 70 3b 35 31 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 32 33 26 6e 62 73	sp;87&nbsp;51&nbsp;9&nbsp;23&nbs
13ae00	70 3b 23 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 62 79 74 65 73	p;#&nbsp;write&nbsp;5&nbsp;bytes
13ae20	3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 63 78 26 6e 62	<br><br>$&nbsp;pigs&nbsp;bscx&nb
13ae40	73 70 3b 30 78 31 33 30 33 30 35 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 63 68 65 63 6b 26 6e 62	sp;0x130305&nbsp;#&nbsp;check&nb
13ae60	73 70 3b 66 6f 72 26 6e 62 73 70 3b 64 61 74 61 3c 62 72 3e 36 26 6e 62 73 70 3b 31 38 26 6e 62	sp;for&nbsp;data<br>6&nbsp;18&nb
13ae80	73 70 3b 39 30 26 6e 62 73 70 3b 38 37 26 6e 62 73 70 3b 35 31 26 6e 62 73 70 3b 39 26 6e 62 73	sp;90&nbsp;87&nbsp;51&nbsp;9&nbs
13aea0	70 3b 32 33 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 63	p;23<br><br>$&nbsp;pigs&nbsp;bsc
13aec0	78 26 6e 62 73 70 3b 30 78 31 33 30 33 30 35 26 6e 62 73 70 3b 31 31 26 6e 62 73 70 3b 31 33 26	x&nbsp;0x130305&nbsp;11&nbsp;13&
13aee0	6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 63 68 65 63	nbsp;15&nbsp;17&nbsp;#&nbsp;chec
13af00	6b 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 64 61 74 61 26 6e 62 73 70 3b 61 6e 64 26 6e 62	k&nbsp;for&nbsp;data&nbsp;and&nb
13af20	73 70 3b 73 65 6e 64 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 31 26 6e	sp;send&nbsp;4&nbsp;bytes<br>1&n
13af40	62 73 70 3b 32 36 32 33 33 38 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62	bsp;262338<br><br>$&nbsp;pigs&nb
13af60	73 70 3b 69 32 63 72 64 26 6e 62 73 70 3b 30 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 23 26 6e 62	sp;i2crd&nbsp;0&nbsp;4&nbsp;#&nb
13af80	73 70 3b 72 65 61 64 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 62 79 74 65 73 3c 62 72 3e 34 26 6e	sp;read&nbsp;4&nbsp;bytes<br>4&n
13afa0	62 73 70 3b 31 31 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 35 26 6e 62 73 70 3b 31 37 3c 62	bsp;11&nbsp;13&nbsp;15&nbsp;17<b
13afc0	72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 69 32 63 77 64 26 6e 62 73	r><br>$&nbsp;pigs&nbsp;i2cwd&nbs
13afe0	70 3b 30 26 6e 62 73 70 3b 39 30 26 6e 62 73 70 3b 38 37 26 6e 62 73 70 3b 35 31 26 6e 62 73 70	p;0&nbsp;90&nbsp;87&nbsp;51&nbsp
13b000	00 00 01 3b 6e 62 73 70 3b 31 26 6e 62 73 70 3b 28 31 26 6c 74 3b 26 6c 74 3b 30 29 3c 62 72 3e	...;nbsp;1&nbsp;(1&lt;&lt;0)<br>
13b020	2d 34 32 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 70 65 72 6d 69	-42<br>ERROR:&nbsp;no&nbsp;permi
13b040	73 73 69 6f 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 75 70 64 61 74 65 26 6e 62 73 70 3b 6f	ssion&nbsp;to&nbsp;update&nbsp;o
13b060	6e 65 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 6d 6f 72 65 26 6e 62 73 70 3b 47 50 49 4f 3c 62	ne&nbsp;or&nbsp;more&nbsp;GPIO<b
13b080	72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 42 53 32 22 3e 42 53 32 3c 2f	r></code><h3><a.name="BS2">BS2</
13b0a0	61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 20 2d 20 53	a>..<a.href="#bits">bits</a>.-.S
13b0c0	65 74 20 73 70 65 63 69 66 69 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 32 3c 2f 68 33 3e	et.specified.GPIO.in.bank.2</h3>
13b0e0	54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 28 73 65 74 73 20 68 69 67 68 29 20 74 68	This.command.sets.(sets.high).th
13b100	65 20 47 50 49 4f 20 73 70 65 63 69 66 69 65 64 20 62 79 20 3c 61 20 68 72 65 66 3d 22 23 62 69	e.GPIO.specified.by.<a.href="#bi
13b120	74 73 22 3e 62 69 74 73 3c 2f 61 3e 20 69 6e 20 62 61 6e 6b 20 32 2e 0a 42 61 6e 6b 20 32 20 63	ts">bits</a>.in.bank.2..Bank.2.c
13b140	6f 6e 73 69 73 74 73 20 6f 66 20 47 50 49 4f 20 33 32 2d 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 55	onsists.of.GPIO.32-53..<br><br>U
13b160	70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e	pon.success.nothing.is.returned.
13b180	20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64	..On.error.a.negative.status.cod
13b1a0	65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c	e.will.be.returned..<br><br><b><
13b1c0	73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72	small>Example</small></b><br><br
13b1e0	3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 32 26 6e 62 73 70	><code>$&nbsp;pigs&nbsp;bs2&nbsp
13b200	3b 30 78 34 30 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 47 50 49 4f 26	;0x40&nbsp;#&nbsp;set&nbsp;GPIO&
13b220	6e 62 73 70 3b 33 38 26 6e 62 73 70 3b 28 65 6e 61 62 6c 65 26 6e 62 73 70 3b 68 69 67 68 26 6e	nbsp;38&nbsp;(enable&nbsp;high&n
13b240	62 73 70 3b 63 75 72 72 65 6e 74 26 6e 62 73 70 3b 6d 6f 64 65 26 6e 62 73 70 3b 41 2b 2f 42 2b	bsp;current&nbsp;mode&nbsp;A+/B+
13b260	2f 50 69 32 2f 50 69 33 29 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73	/Pi2/Pi3)<br><br>$&nbsp;pigs&nbs
13b280	70 3b 62 73 32 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 65 74 26 6e 62 73	p;bs2&nbsp;1&nbsp;#&nbsp;set&nbs
13b2a0	70 3b 47 50 49 4f 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 28 66 69 72 73 74 26 6e 62 73 70 3b	p;GPIO&nbsp;32&nbsp;(first&nbsp;
13b2c0	69 6e 26 6e 62 73 70 3b 62 61 6e 6b 26 6e 62 73 70 3b 32 29 3c 62 72 3e 2d 34 32 3c 62 72 3e 45	in&nbsp;bank&nbsp;2)<br>-42<br>E
13b2e0	52 52 4f 52 3a 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 70 65 72 6d 69 73 73 69 6f 6e 26 6e 62	RROR:&nbsp;no&nbsp;permission&nb
13b300	73 70 3b 74 6f 26 6e 62 73 70 3b 75 70 64 61 74 65 26 6e 62 73 70 3b 6f 6e 65 26 6e 62 73 70 3b	sp;to&nbsp;update&nbsp;one&nbsp;
13b320	6f 72 26 6e 62 73 70 3b 6d 6f 72 65 26 6e 62 73 70 3b 47 50 49 4f 3c 62 72 3e 3c 2f 63 6f 64 65	or&nbsp;more&nbsp;GPIO<br></code
13b340	3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 42 53 43 58 22 3e 42 53 43 58 3c 2f 61 3e 0a 20 3c 61	><h3><a.name="BSCX">BSCX</a>..<a
13b360	20 68 72 65 66 3d 22 23 62 63 74 6c 22 3e 62 63 74 6c 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	.href="#bctl">bctl</a>.<a.href="
13b380	23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 42 53 43 20 49 32 43 2f 53 50 49 20 74 72 61 6e	#bvs">bvs</a>.-.BSC.I2C/SPI.tran
13b3a0	73 66 65 72 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 70 65 72 66 6f 72 6d 73 20 61	sfer</h3>This.command.performs.a
13b3c0	20 42 53 43 20 49 32 43 2f 53 50 49 20 73 6c 61 76 65 20 74 72 61 6e 73 66 65 72 20 61 73 20 64	.BSC.I2C/SPI.slave.transfer.as.d
13b3e0	65 66 69 6e 65 64 20 62 79 0a 3c 61 20 68 72 65 66 3d 22 23 62 63 74 6c 22 3e 62 63 74 6c 3c 2f	efined.by.<a.href="#bctl">bctl</
13b400	61 3e 20 77 69 74 68 20 64 61 74 61 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c	a>.with.data.<a.href="#bvs">bvs<
13b420	2f 61 3e 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 66 75 6e 63 74 69 6f 6e 20 70 72 6f 76 69	/a>..<br><br>This.function.provi
13b440	64 65 73 20 61 20 6c 6f 77 2d 6c 65 76 65 6c 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 74 68 65	des.a.low-level.interface.to.the
13b460	20 53 50 49 2f 49 32 43 20 53 6c 61 76 65 0a 70 65 72 69 70 68 65 72 61 6c 20 6f 6e 20 74 68 65	.SPI/I2C.Slave.peripheral.on.the
13b480	20 42 43 4d 20 63 68 69 70 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 70 65 72 69 70 68 65 72	.BCM.chip..<br><br>This.peripher
13b4a0	61 6c 20 61 6c 6c 6f 77 73 20 74 68 65 20 50 69 20 74 6f 20 61 63 74 20 61 73 20 61 20 68 61 72	al.allows.the.Pi.to.act.as.a.har
13b4c0	64 77 61 72 65 20 73 6c 61 76 65 20 64 65 76 69 63 65 0a 6f 6e 20 61 6e 20 49 32 43 20 6f 72 20	dware.slave.device.on.an.I2C.or.
13b4e0	53 50 49 20 62 75 73 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 69 73 20 69 73 20 6e 6f 74 20 61 20 62	SPI.bus..<br><br>This.is.not.a.b
13b500	69 74 20 62 61 6e 67 20 76 65 72 73 69 6f 6e 20 61 6e 64 20 61 73 20 73 75 63 68 20 69 73 20 4f	it.bang.version.and.as.such.is.O
13b520	53 20 74 69 6d 69 6e 67 0a 69 6e 64 65 70 65 6e 64 65 6e 74 2e 20 54 68 65 20 62 75 73 20 74 69	S.timing.independent..The.bus.ti
13b540	6d 69 6e 67 20 69 73 20 68 61 6e 64 6c 65 64 20 64 69 72 65 63 74 6c 79 20 62 79 20 74 68 65 20	ming.is.handled.directly.by.the.
13b560	63 68 69 70 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 6f 75 74 70 75 74 20 70 72 6f 63 65 73 73	chip..<br><br>The.output.process
13b580	20 69 73 20 73 69 6d 70 6c 65 2e 20 59 6f 75 20 73 69 6d 70 6c 79 20 61 70 70 65 6e 64 20 64 61	.is.simple..You.simply.append.da
13b5a0	74 61 20 74 6f 20 74 68 65 20 46 49 46 4f 0a 62 75 66 66 65 72 20 6f 6e 20 74 68 65 20 63 68 69	ta.to.the.FIFO.buffer.on.the.chi
13b5c0	70 2e 20 20 54 68 69 73 20 77 6f 72 6b 73 20 6c 69 6b 65 20 61 20 71 75 65 75 65 2c 20 79 6f 75	p...This.works.like.a.queue,.you
13b5e0	20 61 64 64 20 64 61 74 61 20 74 6f 20 74 68 65 0a 71 75 65 75 65 20 61 6e 64 20 74 68 65 20 6d	.add.data.to.the.queue.and.the.m
13b600	61 73 74 65 72 20 72 65 6d 6f 76 65 73 20 69 74 2e 0a 3c 62 72 3e 3c 62 72 3e 49 20 63 61 6e 27	aster.removes.it..<br><br>I.can'
13b620	74 20 67 65 74 20 53 50 49 20 74 6f 20 77 6f 72 6b 20 70 72 6f 70 65 72 6c 79 2e 20 20 49 20 74	t.get.SPI.to.work.properly...I.t
13b640	72 69 65 64 20 77 69 74 68 20 61 0a 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 6f 66 20 30 78 33 30	ried.with.a.control.word.of.0x30
13b660	33 20 61 6e 64 20 73 77 61 70 70 65 64 20 4d 49 53 4f 20 61 6e 64 20 4d 4f 53 49 2e 0a 3c 62 72	3.and.swapped.MISO.and.MOSI..<br
13b680	3e 3c 62 72 3e 54 68 65 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 74 68 65 20 42 53 43 20 6d 6f	><br>The.command.sets.the.BSC.mo
13b6a0	64 65 20 61 6e 64 20 77 72 69 74 65 73 20 61 6e 79 20 64 61 74 61 20 3c 61 20 68 72 65 66 3d 22	de.and.writes.any.data.<a.href="
13b6c0	23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 0a 74 6f 20 74 68 65 20 42 53 43 20 74 72 61 6e 73 6d 69	#bvs">bvs</a>.to.the.BSC.transmi
13b6e0	74 20 46 49 46 4f 2e 20 20 49 74 20 72 65 74 75 72 6e 73 20 74 68 65 20 64 61 74 61 20 63 6f 75	t.FIFO...It.returns.the.data.cou
13b700	6e 74 20 28 61 74 20 6c 65 61 73 74 20 31 0a 66 6f 72 20 74 68 65 20 73 74 61 74 75 73 20 77 6f	nt.(at.least.1.for.the.status.wo
13b720	72 64 29 2c 20 74 68 65 20 73 74 61 74 75 73 20 77 6f 72 64 2c 20 66 6f 6c 6c 6f 77 65 64 20 62	rd),.the.status.word,.followed.b
13b740	79 20 61 6e 79 20 64 61 74 61 20 62 79 74 65 73 0a 72 65 61 64 20 66 72 6f 6d 20 74 68 65 20 42	y.any.data.bytes.read.from.the.B
13b760	53 43 20 72 65 63 65 69 76 65 20 46 49 46 4f 2e 0a 3c 62 72 3e 3c 62 72 3e 4e 6f 74 65 20 74 68	SC.receive.FIFO..<br><br>Note.th
13b780	61 74 20 74 68 65 20 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 73 65 74 73 20 74 68 65 20 42 53 43	at.the.control.word.sets.the.BSC
13b7a0	20 6d 6f 64 65 2e 20 20 54 68 65 20 42 53 43 20 77 69 6c 6c 20 73 74 61 79 20 69 6e 0a 74 68 61	.mode...The.BSC.will.stay.in.tha
13b7c0	74 20 6d 6f 64 65 20 75 6e 74 69 6c 20 61 20 64 69 66 66 65 72 65 6e 74 20 63 6f 6e 74 72 6f 6c	t.mode.until.a.different.control
13b7e0	20 77 6f 72 64 20 69 73 20 73 65 6e 74 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 49 32 43 20 75	.word.is.sent..<br><br>For.I2C.u
13b800	73 65 20 61 20 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 6f 66 20 28 49 32 43 20 61 64 64 72 65 73	se.a.control.word.of.(I2C.addres
13b820	73 20 26 6c 74 3b 26 6c 74 3b 20 31 36 29 20 2b 20 30 78 33 30 35 2e 0a 3c 62 72 3e 3c 62 72 3e	s.&lt;&lt;.16).+.0x305..<br><br>
13b840	45 2e 67 2e 20 74 6f 20 74 61 6c 6b 20 61 73 20 49 32 43 20 73 6c 61 76 65 20 77 69 74 68 20 61	E.g..to.talk.as.I2C.slave.with.a
13b860	64 64 72 65 73 73 20 30 78 31 33 20 75 73 65 20 30 78 31 33 30 33 30 35 2e 0a 3c 62 72 3e 3c 62	ddress.0x13.use.0x130305..<br><b
13b880	72 3e 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 6d 6f 64 65 6c 73 20 6f 74 68 65 72 20 74 68 61	r>GPIO.used.for.models.other.tha
13b8a0	6e 20 74 68 6f 73 65 20 62 61 73 65 64 20 6f 6e 20 74 68 65 20 42 43 4d 32 37 31 31 2e 0a 3c 62	n.those.based.on.the.BCM2711..<b
13b8c0	72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64	r><br><table.border="1".cellpadd
13b8e0	69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c	ing="2".cellspacing="2"><tbody><
13b900	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 3c	tr><td></td><td>SDA</td><td>SCL<
13b920	2f 74 64 3e 3c 74 64 3e 4d 4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74	/td><td>MOSI</td><td>SCLK</td><t
13b940	64 3e 4d 49 53 4f 3c 2f 74 64 3e 3c 74 64 3e 43 45 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	d>MISO</td><td>CE</td></tr><tr><
13b960	74 64 3e 49 32 43 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64 3e 31 39 3c 2f 74 64	td>I2C</td><td>18</td><td>19</td
13b980	3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c	><td>-</td><td>-</td><td>-</td><
13b9a0	74 64 3e 2d 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 50 49 3c 2f 74 64 3e 3c 74	td>-</td></tr><tr><td>SPI</td><t
13b9c0	64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 31 38 3c 2f 74 64 3e 3c 74 64	d>-</td><td>-</td><td>18</td><td
13b9e0	3e 31 39 3c 2f 74 64 3e 3c 74 64 3e 32 30 3c 2f 74 64 3e 3c 74 64 3e 32 31 3c 2f 74 64 3e 3c 2f	>19</td><td>20</td><td>21</td></
13ba00	74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 47 50 49 4f 20	tr></tbody></table><br><br>GPIO.
13ba20	75 73 65 64 20 66 6f 72 20 6d 6f 64 65 6c 73 20 62 61 73 65 64 20 6f 6e 20 74 68 65 20 42 43 4d	used.for.models.based.on.the.BCM
13ba40	32 37 31 31 20 28 65 2e 67 2e 20 74 68 65 20 50 69 34 42 29 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74	2711.(e.g..the.Pi4B)..<br><br><t
13ba60	61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20	able.border="1".cellpadding="2".
13ba80	63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c	cellspacing="2"><tbody><tr><td><
13baa0	2f 74 64 3e 3c 74 64 3e 53 44 41 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 3c 2f 74 64 3e 3c 74 64 3e	/td><td>SDA</td><td>SCL</td><td>
13bac0	4d 4f 53 49 3c 2f 74 64 3e 3c 74 64 3e 53 43 4c 4b 3c 2f 74 64 3e 3c 74 64 3e 4d 49 53 4f 3c 2f	MOSI</td><td>SCLK</td><td>MISO</
13bae0	74 64 3e 3c 74 64 3e 43 45 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 3c 2f	td><td>CE</td></tr><tr><td>I2C</
13bb00	74 64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f	td><td>10</td><td>11</td><td>-</
13bb20	74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64	td><td>-</td><td>-</td><td>-</td
13bb40	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 50 49 3c 2f 74 64 3e 3c 74 64 3e 2d 3c 2f 74 64 3e	></tr><tr><td>SPI</td><td>-</td>
13bb60	3c 74 64 3e 2d 3c 2f 74 64 3e 3c 74 64 3e 31 30 3c 2f 74 64 3e 3c 74 64 3e 31 31 3c 2f 74 64 3e	<td>-</td><td>10</td><td>11</td>
13bb80	3c 74 64 3e 39 3c 2f 74 64 3e 3c 74 64 3e 38 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79	<td>9</td><td>8</td></tr></tbody
13bba0	3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62 72 3e 57 68 65 6e 20 61 20 7a 65 72 6f 20 63 6f 6e	></table><br><br>When.a.zero.con
13bbc0	74 72 6f 6c 20 77 6f 72 64 20 69 73 20 72 65 63 65 69 76 65 64 20 74 68 65 20 75 73 65 64 20 47	trol.word.is.received.the.used.G
13bbe0	50 49 4f 20 77 69 6c 6c 20 62 65 20 72 65 73 65 74 0a 74 6f 20 49 4e 50 55 54 20 6d 6f 64 65 2e	PIO.will.be.reset.to.INPUT.mode.
13bc00	0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 63 6f 6e 74 72 6f 6c 20 77 6f 72 64 20 63 6f 6e 73 69 73	.<br><br>The.control.word.consis
13bc20	74 73 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62	ts.of.the.following.bits..<br><b
13bc40	72 3e 3c 63 6f 64 65 3e 32 32 26 6e 62 73 70 3b 32 31 26 6e 62 73 70 3b 32 30 26 6e 62 73 70 3b	r><code>22&nbsp;21&nbsp;20&nbsp;
13bc60	31 39 26 6e 62 73 70 3b 31 38 26 6e 62 73 70 3b 31 37 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b	19&nbsp;18&nbsp;17&nbsp;16&nbsp;
13bc80	31 35 26 6e 62 73 70 3b 31 34 26 6e 62 73 70 3b 31 33 26 6e 62 73 70 3b 31 32 26 6e 62 73 70 3b	15&nbsp;14&nbsp;13&nbsp;12&nbsp;
13bca0	31 31 26 6e 62 73 70 3b 31 30 26 6e 62 73 70 3b 26 6e 62 73 70 3b 39 26 6e 62 73 70 3b 26 6e 62	11&nbsp;10&nbsp;&nbsp;9&nbsp;&nb
13bcc0	73 70 3b 38 26 6e 62 73 70 3b 26 6e 62 73 70 3b 37 26 6e 62 73 70 3b 26 6e 62 73 70 3b 36 26 6e	sp;8&nbsp;&nbsp;7&nbsp;&nbsp;6&n
13bce0	62 73 70 3b 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;5&nbsp;&nbsp;4&nbsp;&n
13bd00	62 73 70 3b 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b 31 26	bsp;3&nbsp;&nbsp;2&nbsp;&nbsp;1&
13bd20	6e 62 73 70 3b 26 6e 62 73 70 3b 30 3c 62 72 3e 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62	nbsp;&nbsp;0<br>&nbsp;a&nbsp;&nb
13bd40	73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e	sp;a&nbsp;&nbsp;a&nbsp;&nbsp;a&n
13bd60	62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 61 26 6e 62 73 70 3b 26 6e	bsp;&nbsp;a&nbsp;&nbsp;a&nbsp;&n
13bd80	62 73 70 3b 61 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2d 26	bsp;a&nbsp;&nbsp;-&nbsp;&nbsp;-&
13bda0	6e 62 73 70 3b 49 54 26 6e 62 73 70 3b 48 43 26 6e 62 73 70 3b 54 46 26 6e 62 73 70 3b 49 52 26	nbsp;IT&nbsp;HC&nbsp;TF&nbsp;IR&
13bdc0	6e 62 73 70 3b 52 45 26 6e 62 73 70 3b 54 45 26 6e 62 73 70 3b 42 4b 26 6e 62 73 70 3b 45 43 26	nbsp;RE&nbsp;TE&nbsp;BK&nbsp;EC&
13bde0	6e 62 73 70 3b 45 53 26 6e 62 73 70 3b 50 4c 26 6e 62 73 70 3b 50 48 26 6e 62 73 70 3b 49 32 26	nbsp;ES&nbsp;PL&nbsp;PH&nbsp;I2&
13be00	6e 62 73 70 3b 53 50 26 6e 62 73 70 3b 45 4e 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 3c 62	nbsp;SP&nbsp;EN<br></code><br><b
13be20	72 3e 42 69 74 73 20 30 2d 31 33 20 61 72 65 20 63 6f 70 69 65 64 20 75 6e 63 68 61 6e 67 65 64	r>Bits.0-13.are.copied.unchanged
13be40	20 74 6f 20 74 68 65 20 42 53 43 20 43 52 20 72 65 67 69 73 74 65 72 2e 20 20 53 65 65 0a 70 61	.to.the.BSC.CR.register...See.pa
13be60	67 65 73 20 31 36 33 2d 31 36 35 20 6f 66 20 74 68 65 20 42 72 6f 61 64 63 6f 6d 20 70 65 72 69	ges.163-165.of.the.Broadcom.peri
13be80	70 68 65 72 61 6c 73 20 64 6f 63 75 6d 65 6e 74 20 66 6f 72 20 66 75 6c 6c 0a 64 65 74 61 69 6c	pherals.document.for.full.detail
13bea0	73 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72 3d 22 31 22 20 63 65 6c	s..<br><br><table.border="1".cel
13bec0	6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62	lpadding="2".cellspacing="2"><tb
13bee0	6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 61 61 61 61 61 61 61 3c 2f 74 64 3e 3c 74 64 3e 64 65 66 69	ody><tr><td>aaaaaaa</td><td>defi
13bf00	6e 65 73 20 74 68 65 20 49 32 43 20 73 6c 61 76 65 20 61 64 64 72 65 73 73 20 28 6f 6e 6c 79 20	nes.the.I2C.slave.address.(only.
13bf20	72 65 6c 65 76 61 6e 74 20 69 6e 20 49 32 43 20 6d 6f 64 65 29 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	relevant.in.I2C.mode)</td></tr><
13bf40	74 72 3e 3c 74 64 3e 49 54 3c 2f 74 64 3e 3c 74 64 3e 69 6e 76 65 72 74 20 74 72 61 6e 73 6d 69	tr><td>IT</td><td>invert.transmi
13bf60	74 20 73 74 61 74 75 73 20 66 6c 61 67 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	t.status.flags</td></tr><tr><td>
13bf80	48 43 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c 65 20 68 6f 73 74 20 63 6f 6e 74 72 6f 6c 3c 2f	HC</td><td>enable.host.control</
13bfa0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 54 46 3c 2f 74 64 3e 3c 74 64 3e 65 6e 61 62 6c	td></tr><tr><td>TF</td><td>enabl
13bfc0	65 20 74 65 73 74 20 46 49 46 4f 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 52 3c	e.test.FIFO</td></tr><tr><td>IR<
13bfe0	2f 74 64 3e 3c 74 64 3e 69 6e 76 65 72 74 20 72 65 63 65 69 76 65 20 73 74 61 74 75 73 20 66 6c	/td><td>invert.receive.status.fl
13c000	00 00 01 3c 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 73 64 61 22 3e 73 64 61 3c 2f 61	...<C</a>..<a.href="#sda">sda</a
13c020	3e 20 2d 20 43 6c 6f 73 65 20 62 69 74 20 62 61 6e 67 20 49 32 43 3c 2f 68 33 3e 54 68 69 73 20	>.-.Close.bit.bang.I2C</h3>This.
13c040	63 6f 6d 6d 61 6e 64 20 73 69 67 6e 61 6c 73 20 74 68 61 74 20 62 69 74 20 62 61 6e 67 69 6e 67	command.signals.that.bit.banging
13c060	20 49 32 43 20 6f 6e 20 3c 61 20 68 72 65 66 3d 22 23 73 64 61 22 3e 73 64 61 3c 2f 61 3e 20 28	.I2C.on.<a.href="#sda">sda</a>.(
13c080	61 6e 64 20 3c 61 20 68 72 65 66 3d 22 23 73 63 6c 22 3e 73 63 6c 3c 2f 61 3e 29 20 69 73 20 6e	and.<a.href="#scl">scl</a>).is.n
13c0a0	6f 0a 6c 6f 6e 67 65 72 20 72 65 71 75 69 72 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73	o.longer.required..<br><br><b><s
13c0c0	6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e	mall>Example</small></b><br><br>
13c0e0	3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 69 32 63 63 26 6e 62 73	<code>$&nbsp;pigs&nbsp;bi2cc&nbs
13c100	70 3b 35 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 42 49 32 43 4f	p;5<br></code><h3><a.name="BI2CO
13c120	22 3e 42 49 32 43 4f 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 73 64 61 22 3e 73 64 61 3c	">BI2CO</a>..<a.href="#sda">sda<
13c140	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 63 6c 22 3e 73 63 6c 3c 2f 61 3e 20 3c 61 20 68 72	/a>.<a.href="#scl">scl</a>.<a.hr
13c160	65 66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 2d 20 4f 70 65 6e 20 62 69 74 20 62 61 6e 67 20 49 32	ef="#b">b</a>.-.Open.bit.bang.I2
13c180	43 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 69 67 6e 61 6c 73 20 74 68 61 74 20	C</h3>This.command.signals.that.
13c1a0	47 50 49 4f 20 3c 61 20 68 72 65 66 3d 22 23 73 64 61 22 3e 73 64 61 3c 2f 61 3e 20 61 6e 64 20	GPIO.<a.href="#sda">sda</a>.and.
13c1c0	3c 61 20 68 72 65 66 3d 22 23 73 63 6c 22 3e 73 63 6c 3c 2f 61 3e 20 61 72 65 20 74 6f 20 62 65	<a.href="#scl">scl</a>.are.to.be
13c1e0	20 75 73 65 64 0a 66 6f 72 20 62 69 74 20 62 61 6e 67 69 6e 67 20 49 32 43 20 61 74 20 3c 61 20	.used.for.bit.banging.I2C.at.<a.
13c200	68 72 65 66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 62 61 75 64 2e 0a 3c 62 72 3e 3c 62 72 3e 42 69	href="#b">b</a>.baud..<br><br>Bi
13c220	74 20 62 61 6e 67 69 6e 67 20 49 32 43 20 61 6c 6c 6f 77 73 20 66 6f 72 20 63 65 72 74 61 69 6e	t.banging.I2C.allows.for.certain
13c240	20 6f 70 65 72 61 74 69 6f 6e 73 20 77 68 69 63 68 20 61 72 65 20 6e 6f 74 20 70 6f 73 73 69 62	.operations.which.are.not.possib
13c260	6c 65 0a 77 69 74 68 20 74 68 65 20 73 74 61 6e 64 61 72 64 20 49 32 43 20 64 72 69 76 65 72 2e	le.with.the.standard.I2C.driver.
13c280	0a 3c 62 72 3e 3c 62 72 3e 6f 20 62 61 75 64 20 72 61 74 65 73 20 61 73 20 6c 6f 77 20 61 73 20	.<br><br>o.baud.rates.as.low.as.
13c2a0	35 30 3c 62 72 3e 0a 6f 20 72 65 70 65 61 74 65 64 20 73 74 61 72 74 73 3c 62 72 3e 0a 6f 20 63	50<br>.o.repeated.starts<br>.o.c
13c2c0	6c 6f 63 6b 20 73 74 72 65 74 63 68 69 6e 67 3c 62 72 3e 0a 6f 20 49 32 43 20 6f 6e 20 61 6e 79	lock.stretching<br>.o.I2C.on.any
13c2e0	20 70 61 69 72 20 6f 66 20 73 70 61 72 65 20 47 50 49 4f 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20	.pair.of.spare.GPIO.<br><br>The.
13c300	62 61 75 64 20 72 61 74 65 20 6d 61 79 20 62 65 20 62 65 74 77 65 65 6e 20 35 30 20 61 6e 64 20	baud.rate.may.be.between.50.and.
13c320	35 30 30 30 30 30 20 62 69 74 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 0a 3c 62 72 3e 3c 62 72 3e	500000.bits.per.second..<br><br>
13c340	54 68 65 20 47 50 49 4f 20 75 73 65 64 20 66 6f 72 20 53 44 41 20 61 6e 64 20 53 43 4c 20 6d 75	The.GPIO.used.for.SDA.and.SCL.mu
13c360	73 74 20 68 61 76 65 20 70 75 6c 6c 2d 75 70 73 20 74 6f 20 33 56 33 20 63 6f 6e 6e 65 63 74 65	st.have.pull-ups.to.3V3.connecte
13c380	64 2e 20 20 41 73 0a 61 20 67 75 69 64 65 20 74 68 65 20 68 61 72 64 77 61 72 65 20 70 75 6c 6c	d...As.a.guide.the.hardware.pull
13c3a0	2d 75 70 73 20 6f 6e 20 70 69 6e 73 20 33 20 61 6e 64 20 35 20 61 72 65 20 31 6b 38 20 69 6e 20	-ups.on.pins.3.and.5.are.1k8.in.
13c3c0	76 61 6c 75 65 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 42 49 32 43 5a 22 3e 42 49 32 43 5a	value..<h3><a.name="BI2CZ">BI2CZ
13c3e0	3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 73 64 61 22 3e 73 64 61 3c 2f 61 3e 20 3c 61 20	</a>..<a.href="#sda">sda</a>.<a.
13c400	68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 20 2d 20 49 32 43 20 62 69 74 20 62 61	href="#bvs">bvs</a>.-.I2C.bit.ba
13c420	6e 67 20 6d 75 6c 74 69 70 6c 65 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 3c 2f 68 33 3e 54 68 69	ng.multiple.transactions</h3>Thi
13c440	73 20 66 75 6e 63 74 69 6f 6e 20 65 78 65 63 75 74 65 73 20 61 20 73 65 71 75 65 6e 63 65 20 6f	s.function.executes.a.sequence.o
13c460	66 20 62 69 74 20 62 61 6e 67 65 64 20 49 32 43 20 6f 70 65 72 61 74 69 6f 6e 73 2e 20 20 54 68	f.bit.banged.I2C.operations...Th
13c480	65 0a 6f 70 65 72 61 74 69 6f 6e 73 20 74 6f 20 62 65 20 70 65 72 66 6f 72 6d 65 64 20 61 72 65	e.operations.to.be.performed.are
13c4a0	20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 3c 61	.specified.by.the.contents.of.<a
13c4c0	20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 0a 77 68 69 63 68 20 63 6f 6e 74 61	.href="#bvs">bvs</a>.which.conta
13c4e0	69 6e 73 20 74 68 65 20 63 6f 6e 63 61 74 65 6e 61 74 65 64 20 63 6f 6d 6d 61 6e 64 20 63 6f 64	ins.the.concatenated.command.cod
13c500	65 73 20 61 6e 64 20 61 73 73 6f 63 69 61 74 65 64 20 64 61 74 61 2e 0a 3c 62 72 3e 3c 62 72 3e	es.and.associated.data..<br><br>
13c520	54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 6f 6d 6d 61 6e 64 20 63 6f 64 65 73 20 61 72 65 20	The.following.command.codes.are.
13c540	73 75 70 70 6f 72 74 65 64 3a 0a 3c 62 72 3e 3c 62 72 3e 3c 74 61 62 6c 65 20 62 6f 72 64 65 72	supported:.<br><br><table.border
13c560	3d 22 31 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73 70 61 63 69 6e 67	="1".cellpadding="2".cellspacing
13c580	3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 4e 61 6d 65 3c 2f 74 64 3e 3c 74 64	="2"><tbody><tr><td>Name</td><td
13c5a0	3e 43 6d 64 20 26 20 44 61 74 61 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 6e 69 6e 67 3c 2f 74 64 3e	>Cmd.&.Data</td><td>Meaning</td>
13c5c0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 6e 64 3c 2f 74 64 3e 3c 74 64 3e 30 3c 2f 74 64 3e 3c	</tr><tr><td>End</td><td>0</td><
13c5e0	74 64 3e 4e 6f 20 6d 6f 72 65 20 63 6f 6d 6d 61 6e 64 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	td>No.more.commands</td></tr><tr
13c600	3e 3c 74 64 3e 45 73 63 61 70 65 3c 2f 74 64 3e 3c 74 64 3e 31 3c 2f 74 64 3e 3c 74 64 3e 4e 65	><td>Escape</td><td>1</td><td>Ne
13c620	78 74 20 50 20 69 73 20 74 77 6f 20 62 79 74 65 73 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	xt.P.is.two.bytes</td></tr><tr><
13c640	74 64 3e 53 74 61 72 74 3c 2f 74 64 3e 3c 74 64 3e 32 3c 2f 74 64 3e 3c 74 64 3e 53 74 61 72 74	td>Start</td><td>2</td><td>Start
13c660	20 63 6f 6e 64 69 74 69 6f 6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 74 6f 70	.condition</td></tr><tr><td>Stop
13c680	3c 2f 74 64 3e 3c 74 64 3e 33 3c 2f 74 64 3e 3c 74 64 3e 53 74 6f 70 20 63 6f 6e 64 69 74 69 6f	</td><td>3</td><td>Stop.conditio
13c6a0	6e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 41 64 64 72 65 73 73 3c 2f 74 64 3e 3c	n</td></tr><tr><td>Address</td><
13c6c0	74 64 3e 34 20 50 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 61 64 64 72 65 73 73 20 74	td>4.P</td><td>Set.I2C.address.t
13c6e0	6f 20 50 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46 6c 61 67 73 3c 2f 74 64 3e 3c	o.P</td></tr><tr><td>Flags</td><
13c700	74 64 3e 35 20 6c 73 62 20 6d 73 62 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 49 32 43 20 66 6c 61	td>5.lsb.msb</td><td>Set.I2C.fla
13c720	67 73 20 74 6f 20 6c 73 62 20 2b 20 28 6d 73 62 20 26 6c 74 3b 26 6c 74 3b 20 38 29 3c 2f 74 64	gs.to.lsb.+.(msb.&lt;&lt;.8)</td
13c740	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 52 65 61 64 3c 2f 74 64 3e 3c 74 64 3e 36 20 50 3c 2f	></tr><tr><td>Read</td><td>6.P</
13c760	74 64 3e 3c 74 64 3e 52 65 61 64 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 3c 2f 74 64 3e	td><td>Read.P.bytes.of.data</td>
13c780	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57 72 69 74 65 3c 2f 74 64 3e 3c 74 64 3e 37 20 50 20 2e	</tr><tr><td>Write</td><td>7.P..
13c7a0	2e 2e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 50 20 62 79 74 65 73 20 6f 66 20 64 61 74 61	..</td><td>Write.P.bytes.of.data
13c7c0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 62 72 3e 3c 62	</td></tr></tbody></table><br><b
13c7e0	72 3e 54 68 65 20 61 64 64 72 65 73 73 2c 20 72 65 61 64 2c 20 61 6e 64 20 77 72 69 74 65 20 63	r>The.address,.read,.and.write.c
13c800	6f 6d 6d 61 6e 64 73 20 74 61 6b 65 20 61 20 70 61 72 61 6d 65 74 65 72 20 50 2e 0a 4e 6f 72 6d	ommands.take.a.parameter.P..Norm
13c820	61 6c 6c 79 20 50 20 69 73 20 6f 6e 65 20 62 79 74 65 20 28 30 2d 32 35 35 29 2e 20 20 49 66 20	ally.P.is.one.byte.(0-255)...If.
13c840	74 68 65 20 63 6f 6d 6d 61 6e 64 20 69 73 20 70 72 65 63 65 64 65 64 20 62 79 0a 74 68 65 20 45	the.command.is.preceded.by.the.E
13c860	73 63 61 70 65 20 63 6f 6d 6d 61 6e 64 20 74 68 65 6e 20 50 20 69 73 20 74 77 6f 20 62 79 74 65	scape.command.then.P.is.two.byte
13c880	73 20 28 30 2d 36 35 35 33 35 2c 20 6c 65 61 73 74 20 73 69 67 6e 69 66 69 63 61 6e 74 0a 62 79	s.(0-65535,.least.significant.by
13c8a0	74 65 20 66 69 72 73 74 29 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 61 64 64 72 65 73 73 20 61	te.first)..<br><br>The.address.a
13c8c0	6e 64 20 66 6c 61 67 73 20 64 65 66 61 75 6c 74 20 74 6f 20 30 2e 20 20 54 68 65 20 61 64 64 72	nd.flags.default.to.0...The.addr
13c8e0	65 73 73 20 61 6e 64 20 66 6c 61 67 73 20 6d 61 69 6e 74 61 69 6e 0a 74 68 65 69 72 20 70 72 65	ess.and.flags.maintain.their.pre
13c900	76 69 6f 75 73 20 76 61 6c 75 65 20 75 6e 74 69 6c 20 75 70 64 61 74 65 64 2e 0a 3c 62 72 3e 3c	vious.value.until.updated..<br><
13c920	62 72 3e 4e 6f 20 66 6c 61 67 73 20 61 72 65 20 63 75 72 72 65 6e 74 6c 79 20 64 65 66 69 6e 65	br>No.flags.are.currently.define
13c940	64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	d..<br><br><b><small>Example</sm
13c960	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 53 65 74 26 6e 62 73 70 3b 61	all></b><br><br><code>Set&nbsp;a
13c980	64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 35 33 3c 62 72 3e 73 74 61 72 74 2c 26 6e 62 73 70 3b	ddress&nbsp;0x53<br>start,&nbsp;
13c9a0	77 72 69 74 65 26 6e 62 73 70 3b 30 78 33 32 2c 26 6e 62 73 70 3b 28 72 65 29 73 74 61 72 74 2c	write&nbsp;0x32,&nbsp;(re)start,
13c9c0	26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 2c 26 6e 62	&nbsp;read&nbsp;6&nbsp;bytes,&nb
13c9e0	73 70 3b 73 74 6f 70 3c 62 72 3e 53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70	sp;stop<br>Set&nbsp;address&nbsp
13ca00	3b 30 78 31 45 3c 62 72 3e 73 74 61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b	;0x1E<br>start,&nbsp;write&nbsp;
13ca20	30 78 30 33 2c 26 6e 62 73 70 3b 28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64 26	0x03,&nbsp;(re)start,&nbsp;read&
13ca40	6e 62 73 70 3b 36 26 6e 62 73 70 3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72 3e	nbsp;6&nbsp;bytes,&nbsp;stop<br>
13ca60	53 65 74 26 6e 62 73 70 3b 61 64 64 72 65 73 73 26 6e 62 73 70 3b 30 78 36 38 3c 62 72 3e 73 74	Set&nbsp;address&nbsp;0x68<br>st
13ca80	61 72 74 2c 26 6e 62 73 70 3b 77 72 69 74 65 26 6e 62 73 70 3b 30 78 31 42 2c 26 6e 62 73 70 3b	art,&nbsp;write&nbsp;0x1B,&nbsp;
13caa0	28 72 65 29 73 74 61 72 74 2c 26 6e 62 73 70 3b 72 65 61 64 26 6e 62 73 70 3b 38 26 6e 62 73 70	(re)start,&nbsp;read&nbsp;8&nbsp
13cac0	3b 62 79 74 65 73 2c 26 6e 62 73 70 3b 73 74 6f 70 3c 62 72 3e 45 6e 64 3c 62 72 3e 3c 62 72 3e	;bytes,&nbsp;stop<br>End<br><br>
13cae0	30 78 30 34 26 6e 62 73 70 3b 30 78 35 33 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b 30 78 30 37	0x04&nbsp;0x53<br>0x02&nbsp;0x07
13cb00	26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 33 32 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;0x01&nbsp;0x32&nbsp;&nbsp;
13cb20	26 6e 62 73 70 3b 30 78 30 32 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 26 6e	&nbsp;0x02&nbsp;0x06&nbsp;0x06&n
13cb40	62 73 70 3b 30 78 30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 34 26 6e 62 73 70 3b 30 78 31 45 3c 62	bsp;0x03<br><br>0x04&nbsp;0x1E<b
13cb60	72 3e 30 78 30 32 26 6e 62 73 70 3b 30 78 30 37 26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b	r>0x02&nbsp;0x07&nbsp;0x01&nbsp;
13cb80	30 78 30 33 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 30 78 30 32 26 6e 62 73 70 3b	0x03&nbsp;&nbsp;&nbsp;0x02&nbsp;
13cba0	30 78 30 36 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 33 3c 62 72 3e 3c 62 72 3e	0x06&nbsp;0x06&nbsp;0x03<br><br>
13cbc0	30 78 30 34 26 6e 62 73 70 3b 30 78 36 38 3c 62 72 3e 30 78 30 32 26 6e 62 73 70 3b 30 78 30 37	0x04&nbsp;0x68<br>0x02&nbsp;0x07
13cbe0	26 6e 62 73 70 3b 30 78 30 31 26 6e 62 73 70 3b 30 78 31 42 26 6e 62 73 70 3b 26 6e 62 73 70 3b	&nbsp;0x01&nbsp;0x1B&nbsp;&nbsp;
13cc00	26 6e 62 73 70 3b 30 78 30 32 26 6e 62 73 70 3b 30 78 30 36 26 6e 62 73 70 3b 30 78 30 38 26 6e	&nbsp;0x02&nbsp;0x06&nbsp;0x08&n
13cc20	62 73 70 3b 30 78 30 33 3c 62 72 3e 3c 62 72 3e 30 78 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c	bsp;0x03<br><br>0x00<br></code><
13cc40	68 33 3e 3c 61 20 6e 61 6d 65 3d 22 42 52 31 22 3e 42 52 31 3c 2f 61 3e 0a 20 2d 20 52 65 61 64	h3><a.name="BR1">BR1</a>..-.Read
13cc60	20 62 61 6e 6b 20 31 20 47 50 49 4f 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 72 65	.bank.1.GPIO</h3>This.command.re
13cc80	61 64 20 47 50 49 4f 20 30 2d 33 31 20 28 62 61 6e 6b 20 31 29 20 61 6e 64 20 72 65 74 75 72 6e	ad.GPIO.0-31.(bank.1).and.return
13cca0	73 20 74 68 65 20 6c 65 76 65 6c 73 20 61 73 20 61 0a 33 32 2d 62 69 74 20 68 65 78 61 64 65 63	s.the.levels.as.a.32-bit.hexadec
13ccc0	69 6d 61 6c 20 76 61 6c 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78	imal.value..<br><br><b><small>Ex
13cce0	61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24	ample</small></b><br><br><code>$
13cd00	26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 72 31 3c 62 72 3e 31 30 30 31 43 31 43 46 3c	&nbsp;pigs&nbsp;br1<br>1001C1CF<
13cd20	62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 42 52 32 22 3e 42 52 32 3c	br></code><h3><a.name="BR2">BR2<
13cd40	2f 61 3e 0a 20 2d 20 52 65 61 64 20 62 61 6e 6b 20 32 20 47 50 49 4f 3c 2f 68 33 3e 54 68 69 73	/a>..-.Read.bank.2.GPIO</h3>This
13cd60	20 63 6f 6d 6d 61 6e 64 20 72 65 61 64 20 47 50 49 4f 20 33 32 2d 35 33 20 28 62 61 6e 6b 20 32	.command.read.GPIO.32-53.(bank.2
13cd80	29 20 61 6e 64 20 72 65 74 75 72 6e 73 20 74 68 65 20 6c 65 76 65 6c 73 20 61 73 20 61 0a 33 32	).and.returns.the.levels.as.a.32
13cda0	2d 62 69 74 20 68 65 78 61 64 65 63 69 6d 61 6c 20 76 61 6c 75 65 2e 0a 3c 62 72 3e 3c 62 72 3e	-bit.hexadecimal.value..<br><br>
13cdc0	3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72	<b><small>Example</small></b><br
13cde0	3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 72 32 3c	><br><code>$&nbsp;pigs&nbsp;br2<
13ce00	62 72 3e 30 30 33 46 30 30 30 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d	br>003F0000<br></code><h3><a.nam
13ce20	65 3d 22 42 53 31 22 3e 42 53 31 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22	e="BS1">BS1</a>..<a.href="#bits"
13ce40	3e 62 69 74 73 3c 2f 61 3e 20 2d 20 53 65 74 20 73 70 65 63 69 66 69 65 64 20 47 50 49 4f 20 69	>bits</a>.-.Set.specified.GPIO.i
13ce60	6e 20 62 61 6e 6b 20 31 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 73 65 74 73 20 28	n.bank.1</h3>This.command.sets.(
13ce80	73 65 74 73 20 68 69 67 68 29 20 74 68 65 20 47 50 49 4f 20 73 70 65 63 69 66 69 65 64 20 62 79	sets.high).the.GPIO.specified.by
13cea0	20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 20 69 6e 20 62 61 6e	.<a.href="#bits">bits</a>.in.ban
13cec0	6b 20 31 2e 0a 42 61 6e 6b 20 31 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 47 50 49 4f 20 30 2d 33	k.1..Bank.1.consists.of.GPIO.0-3
13cee0	31 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67 20	1..<br><br>Upon.success.nothing.
13cf00	69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69 76	is.returned...On.error.a.negativ
13cf20	65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e 0a	e.status.code.will.be.returned..
13cf40	3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c 6c	<br><br><b><small>Example</small
13cf60	3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e	></b><br><br><code>$&nbsp;pigs&n
13cf80	62 73 70 3b 62 73 31 26 6e 62 73 70 3b 31 36 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 65 74 26	bsp;bs1&nbsp;16&nbsp;#&nbsp;set&
13cfa0	6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 28 31 26 6c 74 3b 26 6c 74 3b	nbsp;GPIO&nbsp;4&nbsp;(1&lt;&lt;
13cfc0	34 29 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 62 73 31 26 6e	4)<br><br>$&nbsp;pigs&nbsp;bs1&n
13cfe0	62 73 70 3b 31 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 73 65 74 26 6e 62 73 70 3b 47 50 49 4f 26	bsp;1&nbsp;#&nbsp;set&nbsp;GPIO&
13d000	00 00 01 3d 54 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 52 65 74 75 72 6e 73 20 74 68 65 20 63 75	...=T</a></td><td>Returns.the.cu
13d020	72 72 65 6e 74 20 74 72 61 6e 73 6d 69 74 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 20 3c 2f 74 64	rrent.transmitting.waveform.</td
13d040	3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70	><td><small><a.href="cif.html#gp
13d060	69 6f 57 61 76 65 54 78 41 74 22 3e 67 70 69 6f 57 61 76 65 54 78 41 74 3c 2f 61 3e 3c 2f 73 6d	ioWaveTxAt">gpioWaveTxAt</a></sm
13d080	61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	all></td></tr><tr><td></td><td><
13d0a0	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	/td><td></td></tr><tr><td><a.hre
13d0c0	66 3d 22 23 57 56 42 53 59 22 3e 57 56 42 53 59 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 68 65	f="#WVBSY">WVBSY</a></td><td>Che
13d0e0	63 6b 20 69 66 20 77 61 76 65 66 6f 72 6d 20 69 73 20 62 65 69 6e 67 20 74 72 61 6e 73 6d 69 74	ck.if.waveform.is.being.transmit
13d100	74 65 64 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66	ted.</td><td><small><a.href="cif
13d120	2e 68 74 6d 6c 23 67 70 69 6f 57 61 76 65 54 78 42 75 73 79 22 3e 67 70 69 6f 57 61 76 65 54 78	.html#gpioWaveTxBusy">gpioWaveTx
13d140	42 75 73 79 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	Busy</a></small></td></tr><tr><t
13d160	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	d></td><td></td><td></td></tr><t
13d180	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 48 4c 54 22 3e 57 56 48 4c 54 3c 2f 61 3e	r><td><a.href="#WVHLT">WVHLT</a>
13d1a0	3c 2f 74 64 3e 3c 74 64 3e 53 74 6f 70 20 77 61 76 65 66 6f 72 6d 20 3c 2f 74 64 3e 3c 74 64 3e	</td><td>Stop.waveform.</td><td>
13d1c0	3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 61 76	<small><a.href="cif.html#gpioWav
13d1e0	65 54 78 53 74 6f 70 22 3e 67 70 69 6f 57 61 76 65 54 78 53 74 6f 70 3c 2f 61 3e 3c 2f 73 6d 61	eTxStop">gpioWaveTxStop</a></sma
13d200	6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	ll></td></tr><tr><td></td><td></
13d220	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	td><td></td></tr><tr><td><a.href
13d240	3d 22 23 57 56 53 43 22 3e 57 56 53 43 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 73 22 3e	="#WVSC">WVSC</a>.<a.href="#ws">
13d260	77 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 77 61 76 65 66 6f 72 6d 20 44 4d 41 20	ws</a></td><td>Get.waveform.DMA.
13d280	43 42 20 73 74 61 74 73 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68	CB.stats....</td><td><small><a.h
13d2a0	72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 61 76 65 47 65 74 43 62 73 22 3e 67 70	ref="cif.html#gpioWaveGetCbs">gp
13d2c0	69 6f 57 61 76 65 47 65 74 43 62 73 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74	ioWaveGetCbs</a></small></td></t
13d2e0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 53 4d 22 3e 57 56 53 4d 3c 2f	r><tr><td><a.href="#WVSM">WVSM</
13d300	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 73 22 3e 77 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	a>.<a.href="#ws">ws</a></td><td>
13d320	47 65 74 20 77 61 76 65 66 6f 72 6d 20 74 69 6d 65 20 73 74 61 74 73 20 20 20 20 20 20 3c 2f 74	Get.waveform.time.stats......</t
13d340	64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67	d><td><small><a.href="cif.html#g
13d360	70 69 6f 57 61 76 65 47 65 74 4d 69 63 72 6f 73 22 3e 67 70 69 6f 57 61 76 65 47 65 74 4d 69 63	pioWaveGetMicros">gpioWaveGetMic
13d380	72 6f 73 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ros</a></small></td></tr><tr><td
13d3a0	3e 3c 61 20 68 72 65 66 3d 22 23 57 56 53 50 22 3e 57 56 53 50 3c 2f 61 3e 20 3c 61 20 68 72 65	><a.href="#WVSP">WVSP</a>.<a.hre
13d3c0	66 3d 22 23 77 73 22 3e 77 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 77 61 76 65 66	f="#ws">ws</a></td><td>Get.wavef
13d3e0	6f 72 6d 20 70 75 6c 73 65 20 73 74 61 74 73 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d	orm.pulse.stats.....</td><td><sm
13d400	61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 61 76 65 47 65	all><a.href="cif.html#gpioWaveGe
13d420	74 50 75 6c 73 65 73 22 3e 67 70 69 6f 57 61 76 65 47 65 74 50 75 6c 73 65 73 3c 2f 61 3e 3c 2f	tPulses">gpioWaveGetPulses</a></
13d440	73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	small></td></tr><tr><td></td><td
13d460	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 55 54 49 4c	></td><td></td></tr><tr><td>UTIL
13d480	49 54 49 45 53 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	ITIES.</td><td></td><td></td></t
13d4a0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	r><tr><td></td><td></td><td></td
13d4c0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 48 2f 48 45 4c 50 22 3e	></tr><tr><td><a.href="#H/HELP">
13d4e0	48 2f 48 45 4c 50 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 44 69 73 70 6c 61 79 20 63 6f 6d 6d 61	H/HELP</a></td><td>Display.comma
13d500	6e 64 20 68 65 6c 70 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c	nd.help........</td><td><small><
13d520	61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 22 3e 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c	a.href="cif.html#"></a></small><
13d540	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 48 57 56 45 52	/td></tr><tr><td><a.href="#HWVER
13d560	22 3e 48 57 56 45 52 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 68 61 72 64 77 61 72 65	">HWVER</a></td><td>Get.hardware
13d580	20 76 65 72 73 69 6f 6e 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e	.version........</td><td><small>
13d5a0	3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 48 61 72 64 77 61 72 65 52 65	<a.href="cif.html#gpioHardwareRe
13d5c0	76 69 73 69 6f 6e 22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 52 65 76 69 73 69 6f 6e 3c 2f 61 3e	vision">gpioHardwareRevision</a>
13d5e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	</small></td></tr><tr><td><a.hre
13d600	66 3d 22 23 4d 49 43 53 22 3e 4d 49 43 53 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e	f="#MICS">MICS</a>.<a.href="#v">
13d620	76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 4d 69 63 72 6f 73 65 63 6f 6e 64 73 20 64 65 6c 61 79	v</a></td><td>Microseconds.delay
13d640	20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65	..........</td><td><small><a.hre
13d660	66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 44 65 6c 61 79 22 3e 67 70 69 6f 44 65 6c 61 79	f="cif.html#gpioDelay">gpioDelay
13d680	3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	</a></small></td></tr><tr><td><a
13d6a0	20 68 72 65 66 3d 22 23 4d 49 4c 53 22 3e 4d 49 4c 53 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	.href="#MILS">MILS</a>.<a.href="
13d6c0	23 76 22 3e 76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 4d 69 6c 6c 69 73 65 63 6f 6e 64 73 20 64	#v">v</a></td><td>Milliseconds.d
13d6e0	65 6c 61 79 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61	elay..........</td><td><small><a
13d700	20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 44 65 6c 61 79 22 3e 67 70 69 6f 44	.href="cif.html#gpioDelay">gpioD
13d720	65 6c 61 79 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	elay</a></small></td></tr><tr><t
13d740	64 3e 3c 61 20 68 72 65 66 3d 22 23 50 49 47 50 56 22 3e 50 49 47 50 56 3c 2f 61 3e 3c 2f 74 64	d><a.href="#PIGPV">PIGPV</a></td
13d760	3e 3c 74 64 3e 47 65 74 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 76 65 72 73 69 6f 6e 20	><td>Get.pigpio.library.version.
13d780	20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74	.</td><td><small><a.href="cif.ht
13d7a0	6d 6c 23 67 70 69 6f 56 65 72 73 69 6f 6e 22 3e 67 70 69 6f 56 65 72 73 69 6f 6e 3c 2f 61 3e 3c	ml#gpioVersion">gpioVersion</a><
13d7c0	2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	/small></td></tr><tr><td><a.href
13d7e0	3d 22 23 54 2f 54 49 43 4b 22 3e 54 2f 54 49 43 4b 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65	="#T/TICK">T/TICK</a></td><td>Ge
13d800	74 20 63 75 72 72 65 6e 74 20 74 69 63 6b 20 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c	t.current.tick............</td><
13d820	74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f	td><small><a.href="cif.html#gpio
13d840	54 69 63 6b 22 3e 67 70 69 6f 54 69 63 6b 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c	Tick">gpioTick</a></small></td><
13d860	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	/tr><tr><td></td><td></td><td></
13d880	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 43 4f 4e 46 49 47 55 52 41 54 49 4f 4e 0a 3c 2f	td></tr><tr><td>CONFIGURATION.</
13d8a0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	td><td></td><td></td></tr><tr><t
13d8c0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	d></td><td></td><td></td></tr><t
13d8e0	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 43 47 49 22 3e 43 47 49 3c 2f 61 3e 3c 2f 74 64	r><td><a.href="#CGI">CGI</a></td
13d900	3e 3c 74 64 3e 43 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 67 65 74 20 69 6e 74 65 72 6e 61 6c 73	><td>Configuration.get.internals
13d920	20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74	.</td><td><small><a.href="cif.ht
13d940	6d 6c 23 67 70 69 6f 43 66 67 47 65 74 49 6e 74 65 72 6e 61 6c 73 22 3e 67 70 69 6f 43 66 67 47	ml#gpioCfgGetInternals">gpioCfgG
13d960	65 74 49 6e 74 65 72 6e 61 6c 73 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72	etInternals</a></small></td></tr
13d980	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 43 53 49 22 3e 43 53 49 3c 2f 61 3e 20	><tr><td><a.href="#CSI">CSI</a>.
13d9a0	3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6f 6e 66 69	<a.href="#v">v</a></td><td>Confi
13d9c0	67 75 72 61 74 69 6f 6e 20 73 65 74 20 69 6e 74 65 72 6e 61 6c 73 20 3c 2f 74 64 3e 3c 74 64 3e	guration.set.internals.</td><td>
13d9e0	3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 43 66 67	<small><a.href="cif.html#gpioCfg
13da00	53 65 74 49 6e 74 65 72 6e 61 6c 73 22 3e 67 70 69 6f 43 66 67 53 65 74 49 6e 74 65 72 6e 61 6c	SetInternals">gpioCfgSetInternal
13da20	73 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	s</a></small></td></tr><tr><td><
13da40	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f	/td><td></td><td></td></tr></tbo
13da60	64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 32 3e 3c 61 20 6e 61 6d 65 3d 22 43 6f 6d 6d 61 6e 64 73	dy></table><h2><a.name="Commands
13da80	22 3e 43 6f 6d 6d 61 6e 64 73 3c 2f 61 3e 3c 2f 68 32 3e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d	">Commands</a></h2>.<h3><a.name=
13daa0	22 42 43 31 22 3e 42 43 31 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62	"BC1">BC1</a>..<a.href="#bits">b
13dac0	69 74 73 3c 2f 61 3e 20 2d 20 43 6c 65 61 72 20 73 70 65 63 69 66 69 65 64 20 47 50 49 4f 20 69	its</a>.-.Clear.specified.GPIO.i
13dae0	6e 20 62 61 6e 6b 20 31 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 63 6c 65 61 72 73	n.bank.1</h3>This.command.clears
13db00	20 28 73 65 74 73 20 6c 6f 77 29 20 74 68 65 20 47 50 49 4f 20 73 70 65 63 69 66 69 65 64 20 62	.(sets.low).the.GPIO.specified.b
13db20	79 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 20 69 6e 20 62 61	y.<a.href="#bits">bits</a>.in.ba
13db40	6e 6b 20 31 2e 0a 42 61 6e 6b 20 31 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 47 50 49 4f 20 30 2d	nk.1..Bank.1.consists.of.GPIO.0-
13db60	33 31 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69 6e 67	31..<br><br>Upon.success.nothing
13db80	20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61 74 69	.is.returned...On.error.a.negati
13dba0	76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65 64 2e	ve.status.code.will.be.returned.
13dbc0	0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d 61 6c	.<br><br><b><small>Example</smal
13dbe0	6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	l></b><br><br><code>$&nbsp;pigs&
13dc00	6e 62 73 70 3b 62 63 31 26 6e 62 73 70 3b 30 78 34 30 30 30 31 30 26 6e 62 73 70 3b 23 26 6e 62	nbsp;bc1&nbsp;0x400010&nbsp;#&nb
13dc20	73 70 3b 63 6c 65 61 72 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 28	sp;clear&nbsp;GPIO&nbsp;4&nbsp;(
13dc40	31 26 6c 74 3b 26 6c 74 3b 34 29 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 32 32 26 6e 62 73	1&lt;&lt;4)&nbsp;and&nbsp;22&nbs
13dc60	70 3b 28 31 26 6c 74 3b 26 6c 74 3b 32 32 29 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69	p;(1&lt;&lt;22)<br><br>$&nbsp;pi
13dc80	67 73 26 6e 62 73 70 3b 62 63 31 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b	gs&nbsp;bc1&nbsp;32&nbsp;#&nbsp;
13dca0	63 6c 65 61 72 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 35 26 6e 62 73 70 3b 28 31 26 6c	clear&nbsp;GPIO&nbsp;5&nbsp;(1&l
13dcc0	74 3b 26 6c 74 3b 35 29 3c 62 72 3e 2d 34 32 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 6e	t;&lt;5)<br>-42<br>ERROR:&nbsp;n
13dce0	6f 26 6e 62 73 70 3b 70 65 72 6d 69 73 73 69 6f 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 75	o&nbsp;permission&nbsp;to&nbsp;u
13dd00	70 64 61 74 65 26 6e 62 73 70 3b 6f 6e 65 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 6d 6f 72 65	pdate&nbsp;one&nbsp;or&nbsp;more
13dd20	26 6e 62 73 70 3b 47 50 49 4f 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65	&nbsp;GPIO<br></code><h3><a.name
13dd40	3d 22 42 43 32 22 3e 42 43 32 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e	="BC2">BC2</a>..<a.href="#bits">
13dd60	62 69 74 73 3c 2f 61 3e 20 2d 20 43 6c 65 61 72 20 73 70 65 63 69 66 69 65 64 20 47 50 49 4f 20	bits</a>.-.Clear.specified.GPIO.
13dd80	69 6e 20 62 61 6e 6b 20 32 3c 2f 68 33 3e 54 68 69 73 20 63 6f 6d 6d 61 6e 64 20 63 6c 65 61 72	in.bank.2</h3>This.command.clear
13dda0	73 20 28 73 65 74 73 20 6c 6f 77 29 20 74 68 65 20 47 50 49 4f 20 73 70 65 63 69 66 69 65 64 20	s.(sets.low).the.GPIO.specified.
13ddc0	62 79 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 20 69 6e 20 62	by.<a.href="#bits">bits</a>.in.b
13dde0	61 6e 6b 20 32 2e 0a 42 61 6e 6b 20 32 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 47 50 49 4f 20 33	ank.2..Bank.2.consists.of.GPIO.3
13de00	32 2d 35 33 2e 0a 3c 62 72 3e 3c 62 72 3e 55 70 6f 6e 20 73 75 63 63 65 73 73 20 6e 6f 74 68 69	2-53..<br><br>Upon.success.nothi
13de20	6e 67 20 69 73 20 72 65 74 75 72 6e 65 64 2e 20 20 4f 6e 20 65 72 72 6f 72 20 61 20 6e 65 67 61	ng.is.returned...On.error.a.nega
13de40	74 69 76 65 20 73 74 61 74 75 73 20 63 6f 64 65 0a 77 69 6c 6c 20 62 65 20 72 65 74 75 72 6e 65	tive.status.code.will.be.returne
13de60	64 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f 73 6d	d..<br><br><b><small>Example</sm
13de80	61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62 73 70 3b 70 69 67	all></b><br><br><code>$&nbsp;pig
13dea0	73 26 6e 62 73 70 3b 62 63 32 26 6e 62 73 70 3b 30 78 38 30 30 30 26 6e 62 73 70 3b 23 26 6e 62	s&nbsp;bc2&nbsp;0x8000&nbsp;#&nb
13dec0	73 70 3b 63 6c 65 61 72 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 34 37 26 6e 62 73 70 3b	sp;clear&nbsp;GPIO&nbsp;47&nbsp;
13dee0	28 61 63 74 69 76 69 74 79 26 6e 62 73 70 3b 4c 45 44 26 6e 62 73 70 3b 6f 6e 26 6e 62 73 70 3b	(activity&nbsp;LED&nbsp;on&nbsp;
13df00	41 2b 2f 42 2b 2f 50 69 32 2f 50 69 33 29 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67	A+/B+/Pi2/Pi3)<br><br>$&nbsp;pig
13df20	73 26 6e 62 73 70 3b 62 63 32 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 23 26 6e 62 73 70 3b 63 6c	s&nbsp;bc2&nbsp;1&nbsp;#&nbsp;cl
13df40	65 61 72 26 6e 62 73 70 3b 47 50 49 4f 26 6e 62 73 70 3b 33 32 26 6e 62 73 70 3b 28 66 69 72 73	ear&nbsp;GPIO&nbsp;32&nbsp;(firs
13df60	74 26 6e 62 73 70 3b 69 6e 26 6e 62 73 70 3b 62 61 6e 6b 26 6e 62 73 70 3b 32 29 3c 62 72 3e 2d	t&nbsp;in&nbsp;bank&nbsp;2)<br>-
13df80	34 32 3c 62 72 3e 45 52 52 4f 52 3a 26 6e 62 73 70 3b 6e 6f 26 6e 62 73 70 3b 70 65 72 6d 69 73	42<br>ERROR:&nbsp;no&nbsp;permis
13dfa0	73 69 6f 6e 26 6e 62 73 70 3b 74 6f 26 6e 62 73 70 3b 75 70 64 61 74 65 26 6e 62 73 70 3b 6f 6e	sion&nbsp;to&nbsp;update&nbsp;on
13dfc0	65 26 6e 62 73 70 3b 6f 72 26 6e 62 73 70 3b 6d 6f 72 65 26 6e 62 73 70 3b 47 50 49 4f 3c 62 72	e&nbsp;or&nbsp;more&nbsp;GPIO<br
13dfe0	3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 42 49 32 43 43 22 3e 42 49 32 43	></code><h3><a.name="BI2CC">BI2C
13e000	00 00 01 3e 42 53 50 49 43 22 3e 42 53 50 49 43 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 63	...>BSPIC">BSPIC</a>.<a.href="#c
13e020	73 22 3e 63 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 6f 73 65 20 62 69 74 20 62 61 6e 67	s">cs</a></td><td>Close.bit.bang
13e040	20 53 50 49 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d	.SPI....</td><td><small><a.href=
13e060	22 63 69 66 2e 68 74 6d 6c 23 62 62 53 50 49 43 6c 6f 73 65 22 3e 62 62 53 50 49 43 6c 6f 73 65	"cif.html#bbSPIClose">bbSPIClose
13e080	3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	</a></small></td></tr><tr><td></
13e0a0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	td><td></td><td></td></tr><tr><t
13e0c0	64 3e 3c 61 20 68 72 65 66 3d 22 23 42 53 50 49 58 22 3e 42 53 50 49 58 3c 2f 61 3e 20 3c 61 20	d><a.href="#BSPIX">BSPIX</a>.<a.
13e0e0	68 72 65 66 3d 22 23 63 73 22 3e 63 73 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22	href="#cs">cs</a>.<a.href="#bvs"
13e100	3e 62 76 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 50 49 20 62 69 74 20 62 61 6e 67 20 74 72	>bvs</a></td><td>SPI.bit.bang.tr
13e120	61 6e 73 66 65 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22	ansfer.</td><td><small><a.href="
13e140	63 69 66 2e 68 74 6d 6c 23 62 62 53 50 49 58 66 65 72 22 3e 62 62 53 50 49 58 66 65 72 3c 2f 61	cif.html#bbSPIXfer">bbSPIXfer</a
13e160	3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	></small></td></tr><tr><td></td>
13e180	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 46	<td></td><td></td></tr><tr><td>F
13e1a0	49 4c 45 53 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	ILES.</td><td></td><td></td></tr
13e1c0	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	><tr><td></td><td></td><td></td>
13e1e0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 46 4f 22 3e 46 4f 3c 2f 61	</tr><tr><td><a.href="#FO">FO</a
13e200	3e 20 3c 61 20 68 72 65 66 3d 22 23 66 69 6c 65 22 3e 66 69 6c 65 3c 2f 61 3e 20 3c 61 20 68 72	>.<a.href="#file">file</a>.<a.hr
13e220	65 66 3d 22 23 6d 6f 64 65 22 3e 6d 6f 64 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 4f 70 65 6e	ef="#mode">mode</a></td><td>Open
13e240	20 61 20 66 69 6c 65 20 69 6e 20 6d 6f 64 65 20 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e	.a.file.in.mode............</td>
13e260	3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 66 69 6c	<td><small><a.href="cif.html#fil
13e280	65 4f 70 65 6e 22 3e 66 69 6c 65 4f 70 65 6e 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e	eOpen">fileOpen</a></small></td>
13e2a0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 46 43 22 3e 46 43 3c 2f 61	</tr><tr><td><a.href="#FC">FC</a
13e2c0	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 6f	>.<a.href="#h">h</a></td><td>Clo
13e2e0	73 65 20 66 69 6c 65 20 68 61 6e 64 6c 65 20 20 20 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64	se.file.handle..............</td
13e300	3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 66 69	><td><small><a.href="cif.html#fi
13e320	6c 65 43 6c 6f 73 65 22 3e 66 69 6c 65 43 6c 6f 73 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f	leClose">fileClose</a></small></
13e340	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	td></tr><tr><td></td><td></td><t
13e360	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 46 52	d></td></tr><tr><td><a.href="#FR
13e380	22 3e 46 52 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68	">FR</a>.<a.href="#h">h</a>.<a.h
13e3a0	72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 52 65 61 64 20	ref="#num">num</a></td><td>Read.
13e3c0	62 79 74 65 73 20 66 72 6f 6d 20 66 69 6c 65 20 68 61 6e 64 6c 65 20 20 20 20 3c 2f 74 64 3e 3c	bytes.from.file.handle....</td><
13e3e0	74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 66 69 6c 65	td><small><a.href="cif.html#file
13e400	52 65 61 64 22 3e 66 69 6c 65 52 65 61 64 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c	Read">fileRead</a></small></td><
13e420	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 46 57 22 3e 46 57 3c 2f 61 3e	/tr><tr><td><a.href="#FW">FW</a>
13e440	20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76	.<a.href="#h">h</a>.<a.href="#bv
13e460	73 22 3e 62 76 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 62 79 74 65 73 20 74	s">bvs</a></td><td>Write.bytes.t
13e480	6f 20 66 69 6c 65 20 68 61 6e 64 6c 65 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c	o.file.handle.....</td><td><smal
13e4a0	6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 66 69 6c 65 57 72 69 74 65 22 3e 66	l><a.href="cif.html#fileWrite">f
13e4c0	69 6c 65 57 72 69 74 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	ileWrite</a></small></td></tr><t
13e4e0	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	r><td></td><td></td><td></td></t
13e500	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 46 53 22 3e 46 53 3c 2f 61 3e 20 3c	r><tr><td><a.href="#FS">FS</a>.<
13e520	61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22	a.href="#h">h</a>.<a.href="#num"
13e540	3e 6e 75 6d 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 66 72 6f 6d 22 3e 66 72 6f 6d 3c 2f 61	>num</a>.<a.href="#from">from</a
13e560	3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 65 6b 20 74 6f 20 66 69 6c 65 20 68 61 6e 64 6c 65 20 70 6f	></td><td>Seek.to.file.handle.po
13e580	73 69 74 69 6f 6e 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66	sition...</td><td><small><a.href
13e5a0	3d 22 63 69 66 2e 68 74 6d 6c 23 66 69 6c 65 53 65 65 6b 22 3e 66 69 6c 65 53 65 65 6b 3c 2f 61	="cif.html#fileSeek">fileSeek</a
13e5c0	3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	></small></td></tr><tr><td></td>
13e5e0	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	<td></td><td></td></tr><tr><td><
13e600	61 20 68 72 65 66 3d 22 23 46 4c 22 3e 46 4c 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 61	a.href="#FL">FL</a>.<a.href="#pa
13e620	74 22 3e 70 61 74 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61	t">pat</a>.<a.href="#num">num</a
13e640	3e 3c 2f 74 64 3e 3c 74 64 3e 4c 69 73 74 20 66 69 6c 65 73 20 77 68 69 63 68 20 6d 61 74 63 68	></td><td>List.files.which.match
13e660	20 70 61 74 74 65 72 6e 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66	.pattern.</td><td><small><a.href
13e680	3d 22 63 69 66 2e 68 74 6d 6c 23 66 69 6c 65 4c 69 73 74 22 3e 66 69 6c 65 4c 69 73 74 3c 2f 61	="cif.html#fileList">fileList</a
13e6a0	3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e	></small></td></tr><tr><td></td>
13e6c0	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 57	<td></td><td></td></tr><tr><td>W
13e6e0	41 56 45 53 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	AVES.</td><td></td><td></td></tr
13e700	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	><tr><td></td><td></td><td></td>
13e720	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 43 4c 52 22 3e 57 56	</tr><tr><td><a.href="#WVCLR">WV
13e740	43 4c 52 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 65 61 72 20 61 6c 6c 20 77 61 76 65 66 6f	CLR</a></td><td>Clear.all.wavefo
13e760	72 6d 73 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66	rms.</td><td><small><a.href="cif
13e780	2e 68 74 6d 6c 23 67 70 69 6f 57 61 76 65 43 6c 65 61 72 22 3e 67 70 69 6f 57 61 76 65 43 6c 65	.html#gpioWaveClear">gpioWaveCle
13e7a0	61 72 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	ar</a></small></td></tr><tr><td>
13e7c0	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	</td><td></td><td></td></tr><tr>
13e7e0	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 4e 45 57 22 3e 57 56 4e 45 57 3c 2f 61 3e 3c 2f	<td><a.href="#WVNEW">WVNEW</a></
13e800	74 64 3e 3c 74 64 3e 49 6e 69 74 69 61 6c 69 73 65 20 61 20 6e 65 77 20 77 61 76 65 66 6f 72 6d	td><td>Initialise.a.new.waveform
13e820	20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66	....</td><td><small><a.href="cif
13e840	2e 68 74 6d 6c 23 67 70 69 6f 57 61 76 65 41 64 64 4e 65 77 22 3e 67 70 69 6f 57 61 76 65 41 64	.html#gpioWaveAddNew">gpioWaveAd
13e860	64 4e 65 77 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	dNew</a></small></td></tr><tr><t
13e880	64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 41 47 22 3e 57 56 41 47 3c 2f 61 3e 20 3c 61 20 68 72	d><a.href="#WVAG">WVAG</a>.<a.hr
13e8a0	65 66 3d 22 23 74 72 69 70 73 22 3e 74 72 69 70 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 41 64	ef="#trips">trips</a></td><td>Ad
13e8c0	64 20 67 65 6e 65 72 69 63 20 70 75 6c 73 65 73 20 74 6f 20 77 61 76 65 66 6f 72 6d 20 3c 2f 74	d.generic.pulses.to.waveform.</t
13e8e0	64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67	d><td><small><a.href="cif.html#g
13e900	70 69 6f 57 61 76 65 41 64 64 47 65 6e 65 72 69 63 22 3e 67 70 69 6f 57 61 76 65 41 64 64 47 65	pioWaveAddGeneric">gpioWaveAddGe
13e920	6e 65 72 69 63 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	neric</a></small></td></tr><tr><
13e940	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 41 53 22 3e 57 56 41 53 3c 2f 61 3e 20 3c 61 20 68	td><a.href="#WVAS">WVAS</a>.<a.h
13e960	72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 22 3e 62 3c 2f 61	ref="#u">u</a>.<a.href="#b">b</a
13e980	3e 20 3c 61 20 68 72 65 66 3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	>.<a.href="#db">db</a>.<a.href="
13e9a0	23 73 62 22 3e 73 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6f 22 3e 6f 3c 2f 61 3e 20 3c	#sb">sb</a>.<a.href="#o">o</a>.<
13e9c0	61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 41 64	a.href="#bvs">bvs</a></td><td>Ad
13e9e0	64 20 73 65 72 69 61 6c 20 64 61 74 61 20 74 6f 20 77 61 76 65 66 6f 72 6d 20 20 20 20 3c 2f 74	d.serial.data.to.waveform....</t
13ea00	64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67	d><td><small><a.href="cif.html#g
13ea20	70 69 6f 57 61 76 65 41 64 64 53 65 72 69 61 6c 22 3e 67 70 69 6f 57 61 76 65 41 64 64 53 65 72	pioWaveAddSerial">gpioWaveAddSer
13ea40	69 61 6c 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ial</a></small></td></tr><tr><td
13ea60	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	></td><td></td><td></td></tr><tr
13ea80	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 43 52 45 22 3e 57 56 43 52 45 3c 2f 61 3e 3c	><td><a.href="#WVCRE">WVCRE</a><
13eaa0	2f 74 64 3e 3c 74 64 3e 43 72 65 61 74 65 20 61 20 77 61 76 65 66 6f 72 6d 20 20 20 3c 2f 74 64	/td><td>Create.a.waveform...</td
13eac0	3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70	><td><small><a.href="cif.html#gp
13eae0	69 6f 57 61 76 65 43 72 65 61 74 65 22 3e 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 3c 2f 61 3e	ioWaveCreate">gpioWaveCreate</a>
13eb00	3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	</small></td></tr><tr><td><a.hre
13eb20	66 3d 22 23 57 56 43 41 50 22 3e 57 56 43 41 50 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70	f="#WVCAP">WVCAP</a>.<a.href="#p
13eb40	65 72 63 65 6e 74 22 3e 70 65 72 63 65 6e 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 72 65 61	ercent">percent</a></td><td>Crea
13eb60	74 65 20 61 20 77 61 76 65 66 6f 72 6d 20 6f 66 20 66 69 78 65 64 20 73 69 7a 65 20 3c 2f 74 64	te.a.waveform.of.fixed.size.</td
13eb80	3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70	><td><small><a.href="cif.html#gp
13eba0	69 6f 57 61 76 65 43 72 65 61 74 65 50 61 64 22 3e 67 70 69 6f 57 61 76 65 43 72 65 61 74 65 50	ioWaveCreatePad">gpioWaveCreateP
13ebc0	61 64 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	ad</a></small></td></tr><tr><td>
13ebe0	3c 61 20 68 72 65 66 3d 22 23 57 56 44 45 4c 22 3e 57 56 44 45 4c 3c 2f 61 3e 20 3c 61 20 68 72	<a.href="#WVDEL">WVDEL</a>.<a.hr
13ec00	65 66 3d 22 23 77 69 64 22 3e 77 69 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 44 65 6c 65 74 65	ef="#wid">wid</a></td><td>Delete
13ec20	20 73 65 6c 65 63 74 65 64 20 77 61 76 65 66 6f 72 6d 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61	.selected.waveform.</td><td><sma
13ec40	6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 61 76 65 44 65 6c	ll><a.href="cif.html#gpioWaveDel
13ec60	65 74 65 22 3e 67 70 69 6f 57 61 76 65 44 65 6c 65 74 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c	ete">gpioWaveDelete</a></small><
13ec80	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
13eca0	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57	td></td></tr><tr><td><a.href="#W
13ecc0	56 54 58 22 3e 57 56 54 58 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 69 64 22 3e 77 69 64	VTX">WVTX</a>.<a.href="#wid">wid
13ece0	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 54 72 61 6e 73 6d 69 74 73 20 77 61 76 65 66 6f 72 6d 20	</a></td><td>Transmits.waveform.
13ed00	6f 6e 63 65 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72	once.......</td><td><small><a.hr
13ed20	65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 22 3e 67 70 69	ef="cif.html#gpioWaveTxSend">gpi
13ed40	6f 57 61 76 65 54 78 53 65 6e 64 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72	oWaveTxSend</a></small></td></tr
13ed60	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 54 58 4d 22 3e 57 56 54 58 4d 3c	><tr><td><a.href="#WVTXM">WVTXM<
13ed80	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 69 64 22 3e 77 69 64 3c 2f 61 3e 20 3c 61 20 68 72	/a>.<a.href="#wid">wid</a>.<a.hr
13eda0	65 66 3d 22 23 77 6d 64 65 22 3e 77 6d 64 65 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 54 72 61 6e	ef="#wmde">wmde</a></td><td>Tran
13edc0	73 6d 69 74 73 20 77 61 76 65 66 6f 72 6d 20 75 73 69 6e 67 20 6d 6f 64 65 20 3c 2f 74 64 3e 3c	smits.waveform.using.mode.</td><
13ede0	74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f	td><small><a.href="cif.html#gpio
13ee00	57 61 76 65 54 78 53 65 6e 64 22 3e 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 3c 2f 61 3e 3c 2f	WaveTxSend">gpioWaveTxSend</a></
13ee20	73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	small></td></tr><tr><td><a.href=
13ee40	22 23 57 56 54 58 52 22 3e 57 56 54 58 52 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 69 64	"#WVTXR">WVTXR</a>.<a.href="#wid
13ee60	22 3e 77 69 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 54 72 61 6e 73 6d 69 74 73 20 77 61 76 65	">wid</a></td><td>Transmits.wave
13ee80	66 6f 72 6d 20 72 65 70 65 61 74 65 64 6c 79 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e	form.repeatedly.</td><td><small>
13eea0	3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64	<a.href="cif.html#gpioWaveTxSend
13eec0	22 3e 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64	">gpioWaveTxSend</a></small></td
13eee0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	></tr><tr><td></td><td></td><td>
13ef00	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 43 48	</td></tr><tr><td><a.href="#WVCH
13ef20	41 22 3e 57 56 43 48 41 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c	A">WVCHA</a>.<a.href="#bvs">bvs<
13ef40	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 54 72 61 6e 73 6d 69 74 73 20 61 20 63 68 61 69 6e 20 6f 66	/a></td><td>Transmits.a.chain.of
13ef60	20 77 61 76 65 66 6f 72 6d 73 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72	.waveforms.</td><td><small><a.hr
13ef80	65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 61 76 65 43 68 61 69 6e 22 3e 67 70 69 6f	ef="cif.html#gpioWaveChain">gpio
13efa0	57 61 76 65 43 68 61 69 6e 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	WaveChain</a></small></td></tr><
13efc0	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	tr><td></td><td></td><td></td></
13efe0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 56 54 41 54 22 3e 57 56 54 41	tr><tr><td><a.href="#WVTAT">WVTA
13f000	00 00 01 3f 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 45 52 49 41	...?><td></td></tr><tr><td>SERIA
13f020	4c 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	L.</td><td></td><td></td></tr><t
13f040	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	r><td></td><td></td><td></td></t
13f060	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 45 52 4f 22 3e 53 45 52 4f 3c 2f	r><tr><td><a.href="#SERO">SERO</
13f080	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 64 65 76 22 3e 64 65 76 3c 2f 61 3e 20 3c 61 20 68 72 65	a>.<a.href="#dev">dev</a>.<a.hre
13f0a0	66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 65 66 22 3e 73 65 66 3c	f="#b">b</a>.<a.href="#sef">sef<
13f0c0	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 4f 70 65 6e 20 73 65 72 69 61 6c 20 64 65 76 69 63 65 20 64	/a></td><td>Open.serial.device.d
13f0e0	65 76 20 61 74 20 62 61 75 64 20 62 20 77 69 74 68 20 66 6c 61 67 73 20 3c 2f 74 64 3e 3c 74 64	ev.at.baud.b.with.flags.</td><td
13f100	3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 73 65 72 4f 70 65	><small><a.href="cif.html#serOpe
13f120	6e 22 3e 73 65 72 4f 70 65 6e 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	n">serOpen</a></small></td></tr>
13f140	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 45 52 43 22 3e 53 45 52 43 3c 2f 61 3e	<tr><td><a.href="#SERC">SERC</a>
13f160	20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 6f 73	.<a.href="#h">h</a></td><td>Clos
13f180	65 20 73 65 72 69 61 6c 20 68 61 6e 64 6c 65 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	e.serial.handle.................
13f1a0	20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d	........</td><td><small><a.href=
13f1c0	22 63 69 66 2e 68 74 6d 6c 23 73 65 72 43 6c 6f 73 65 22 3e 73 65 72 43 6c 6f 73 65 3c 2f 61 3e	"cif.html#serClose">serClose</a>
13f1e0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	</small></td></tr><tr><td></td><
13f200	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
13f220	20 68 72 65 66 3d 22 23 53 45 52 52 42 22 3e 53 45 52 52 42 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64	.href="#SERRB">SERRB</a></td><td
13f240	3e 52 65 61 64 20 62 79 74 65 20 66 72 6f 6d 20 73 65 72 69 61 6c 20 68 61 6e 64 6c 65 20 20 3c	>Read.byte.from.serial.handle..<
13f260	2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c	/td><td><small><a.href="cif.html
13f280	23 73 65 72 52 65 61 64 42 79 74 65 22 3e 73 65 72 52 65 61 64 42 79 74 65 3c 2f 61 3e 3c 2f 73	#serReadByte">serReadByte</a></s
13f2a0	6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	mall></td></tr><tr><td><a.href="
13f2c0	23 53 45 52 57 42 22 3e 53 45 52 57 42 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68	#SERWB">SERWB</a>.<a.href="#h">h
13f2e0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 22 3e 62 76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	</a>.<a.href="#bv">bv</a></td><t
13f300	64 3e 57 72 69 74 65 20 62 79 74 65 20 74 6f 20 73 65 72 69 61 6c 20 68 61 6e 64 6c 65 20 20 20	d>Write.byte.to.serial.handle...
13f320	3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d	</td><td><small><a.href="cif.htm
13f340	6c 23 73 65 72 57 72 69 74 65 42 79 74 65 22 3e 73 65 72 57 72 69 74 65 42 79 74 65 3c 2f 61 3e	l#serWriteByte">serWriteByte</a>
13f360	3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	</small></td></tr><tr><td></td><
13f380	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
13f3a0	20 68 72 65 66 3d 22 23 53 45 52 52 22 3e 53 45 52 52 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	.href="#SERR">SERR</a>.<a.href="
13f3c0	23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e	#h">h</a>.<a.href="#num">num</a>
13f3e0	3c 2f 74 64 3e 3c 74 64 3e 52 65 61 64 20 62 79 74 65 73 20 66 72 6f 6d 20 73 65 72 69 61 6c 20	</td><td>Read.bytes.from.serial.
13f400	68 61 6e 64 6c 65 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22	handle.</td><td><small><a.href="
13f420	63 69 66 2e 68 74 6d 6c 23 73 65 72 52 65 61 64 22 3e 73 65 72 52 65 61 64 3c 2f 61 3e 3c 2f 73	cif.html#serRead">serRead</a></s
13f440	6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22	mall></td></tr><tr><td><a.href="
13f460	23 53 45 52 57 22 3e 53 45 52 57 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f	#SERW">SERW</a>.<a.href="#h">h</
13f480	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	a>.<a.href="#bvs">bvs</a></td><t
13f4a0	64 3e 57 72 69 74 65 20 62 79 74 65 73 20 74 6f 20 73 65 72 69 61 6c 20 68 61 6e 64 6c 65 20 20	d>Write.bytes.to.serial.handle..
13f4c0	3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d	</td><td><small><a.href="cif.htm
13f4e0	6c 23 73 65 72 57 72 69 74 65 22 3e 73 65 72 57 72 69 74 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e	l#serWrite">serWrite</a></small>
13f500	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
13f520	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
13f540	53 45 52 44 41 22 3e 53 45 52 44 41 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c	SERDA">SERDA</a>.<a.href="#h">h<
13f560	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 68 65 63 6b 20 66 6f 72 20 73 65 72 69 61 6c 20 64 61 74	/a></td><td>Check.for.serial.dat
13f580	61 20 72 65 61 64 79 20 74 6f 20 72 65 61 64 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e	a.ready.to.read.</td><td><small>
13f5a0	3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 73 65 72 44 61 74 61 41 76 61 69 6c 61 62	<a.href="cif.html#serDataAvailab
13f5c0	6c 65 22 3e 73 65 72 44 61 74 61 41 76 61 69 6c 61 62 6c 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e	le">serDataAvailable</a></small>
13f5e0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
13f600	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 45 52 49 41 4c 20 42 49 54	<td></td></tr><tr><td>SERIAL.BIT
13f620	20 42 41 4e 47 20 28 72 65 61 64 20 6f 6e 6c 79 29 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	.BANG.(read.only).</td><td></td>
13f640	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	<td></td></tr><tr><td></td><td><
13f660	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	/td><td></td></tr><tr><td><a.hre
13f680	66 3d 22 23 53 4c 52 4f 22 3e 53 4c 52 4f 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e	f="#SLRO">SLRO</a>.<a.href="#u">
13f6a0	75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 22 3e 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66	u</a>.<a.href="#b">b</a>.<a.href
13f6c0	3d 22 23 64 62 22 3e 64 62 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 4f 70 65 6e 20 47 50 49 4f 20	="#db">db</a></td><td>Open.GPIO.
13f6e0	66 6f 72 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 20 20 20 20 20 3c 2f 74	for.bit.bang.serial.data.....</t
13f700	64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67	d><td><small><a.href="cif.html#g
13f720	70 69 6f 53 65 72 69 61 6c 52 65 61 64 4f 70 65 6e 22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61	pioSerialReadOpen">gpioSerialRea
13f740	64 4f 70 65 6e 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	dOpen</a></small></td></tr><tr><
13f760	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 4c 52 43 22 3e 53 4c 52 43 3c 2f 61 3e 20 3c 61 20 68	td><a.href="#SLRC">SLRC</a>.<a.h
13f780	72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 6f 73 65 20 47 50 49	ref="#u">u</a></td><td>Close.GPI
13f7a0	4f 20 66 6f 72 20 62 69 74 20 62 61 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 20 20 20 20 3c 2f	O.for.bit.bang.serial.data....</
13f7c0	74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23	td><td><small><a.href="cif.html#
13f7e0	67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 43 6c 6f 73 65 22 3e 67 70 69 6f 53 65 72 69 61 6c 52	gpioSerialReadClose">gpioSerialR
13f800	65 61 64 43 6c 6f 73 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	eadClose</a></small></td></tr><t
13f820	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	r><td></td><td></td><td></td></t
13f840	72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 4c 52 49 22 3e 53 4c 52 49 3c 2f	r><tr><td><a.href="#SLRI">SLRI</
13f860	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	a>.<a.href="#u">u</a>.<a.href="#
13f880	76 22 3e 76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 73 20 62 69 74 20 62 61 6e 67 20 73	v">v</a></td><td>Sets.bit.bang.s
13f8a0	65 72 69 61 6c 20 64 61 74 61 20 6c 6f 67 69 63 20 6c 65 76 65 6c 73 20 3c 2f 74 64 3e 3c 74 64	erial.data.logic.levels.</td><td
13f8c0	3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 53 65	><small><a.href="cif.html#gpioSe
13f8e0	72 69 61 6c 52 65 61 64 49 6e 76 65 72 74 22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 49 6e	rialReadInvert">gpioSerialReadIn
13f900	76 65 72 74 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	vert</a></small></td></tr><tr><t
13f920	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	d></td><td></td><td></td></tr><t
13f940	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 4c 52 22 3e 53 4c 52 3c 2f 61 3e 20 3c 61 20	r><td><a.href="#SLR">SLR</a>.<a.
13f960	68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e	href="#u">u</a>.<a.href="#num">n
13f980	75 6d 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 52 65 61 64 20 62 69 74 20 62 61 6e 67 20 73 65 72	um</a></td><td>Read.bit.bang.ser
13f9a0	69 61 6c 20 64 61 74 61 20 66 72 6f 6d 20 47 50 49 4f 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c	ial.data.from.GPIO....</td><td><
13f9c0	73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 53 65 72 69	small><a.href="cif.html#gpioSeri
13f9e0	61 6c 52 65 61 64 22 3e 67 70 69 6f 53 65 72 69 61 6c 52 65 61 64 3c 2f 61 3e 3c 2f 73 6d 61 6c	alRead">gpioSerialRead</a></smal
13fa00	6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	l></td></tr><tr><td></td><td></t
13fa20	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 50 49 0a 3c 2f 74 64	d><td></td></tr><tr><td>SPI.</td
13fa40	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td></td><td></td></tr><tr><td>
13fa60	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	</td><td></td><td></td></tr><tr>
13fa80	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 50 49 4f 22 3e 53 50 49 4f 3c 2f 61 3e 20 3c 61 20	<td><a.href="#SPIO">SPIO</a>.<a.
13faa0	68 72 65 66 3d 22 23 63 22 3e 63 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 22 3e 62 3c 2f	href="#c">c</a>.<a.href="#b">b</
13fac0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 66 22 3e 73 70 66 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	a>.<a.href="#spf">spf</a></td><t
13fae0	64 3e 53 50 49 20 6f 70 65 6e 20 63 68 61 6e 6e 65 6c 20 61 74 20 62 61 75 64 20 62 20 77 69 74	d>SPI.open.channel.at.baud.b.wit
13fb00	68 20 66 6c 61 67 73 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d	h.flags.</td><td><small><a.href=
13fb20	22 63 69 66 2e 68 74 6d 6c 23 73 70 69 4f 70 65 6e 22 3e 73 70 69 4f 70 65 6e 3c 2f 61 3e 3c 2f	"cif.html#spiOpen">spiOpen</a></
13fb40	73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	small></td></tr><tr><td><a.href=
13fb60	22 23 53 50 49 43 22 3e 53 50 49 43 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c	"#SPIC">SPIC</a>.<a.href="#h">h<
13fb80	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 50 49 20 63 6c 6f 73 65 20 68 61 6e 64 6c 65 20 20 20 20	/a></td><td>SPI.close.handle....
13fba0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e	................</td><td><small>
13fbc0	3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 73 70 69 43 6c 6f 73 65 22 3e 73 70 69 43	<a.href="cif.html#spiClose">spiC
13fbe0	6c 6f 73 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	lose</a></small></td></tr><tr><t
13fc00	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	d></td><td></td><td></td></tr><t
13fc20	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 50 49 52 22 3e 53 50 49 52 3c 2f 61 3e 20 3c	r><td><a.href="#SPIR">SPIR</a>.<
13fc40	61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22	a.href="#h">h</a>.<a.href="#num"
13fc60	3e 6e 75 6d 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 50 49 20 72 65 61 64 20 62 79 74 65 73 20	>num</a></td><td>SPI.read.bytes.
13fc80	66 72 6f 6d 20 68 61 6e 64 6c 65 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73	from.handle..........</td><td><s
13fca0	6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 73 70 69 52 65 61 64 22 3e	mall><a.href="cif.html#spiRead">
13fcc0	73 70 69 52 65 61 64 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	spiRead</a></small></td></tr><tr
13fce0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 50 49 57 22 3e 53 50 49 57 3c 2f 61 3e 20 3c 61	><td><a.href="#SPIW">SPIW</a>.<a
13fd00	20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e	.href="#h">h</a>.<a.href="#bvs">
13fd20	62 76 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 50 49 20 77 72 69 74 65 20 62 79 74 65 73 20	bvs</a></td><td>SPI.write.bytes.
13fd40	74 6f 20 68 61 6e 64 6c 65 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d	to.handle...........</td><td><sm
13fd60	61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 73 70 69 57 72 69 74 65 22 3e	all><a.href="cif.html#spiWrite">
13fd80	73 70 69 57 72 69 74 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	spiWrite</a></small></td></tr><t
13fda0	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 50 49 58 22 3e 53 50 49 58 3c 2f 61 3e 20 3c	r><td><a.href="#SPIX">SPIX</a>.<
13fdc0	61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22	a.href="#h">h</a>.<a.href="#bvs"
13fde0	3e 62 76 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 50 49 20 74 72 61 6e 73 66 65 72 20 62 79	>bvs</a></td><td>SPI.transfer.by
13fe00	74 65 73 20 74 6f 20 68 61 6e 64 6c 65 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73	tes.to.handle........</td><td><s
13fe20	6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 73 70 69 58 66 65 72 22 3e	mall><a.href="cif.html#spiXfer">
13fe40	73 70 69 58 66 65 72 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	spiXfer</a></small></td></tr><tr
13fe60	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	><td></td><td></td><td></td></tr
13fe80	3e 3c 74 72 3e 3c 74 64 3e 53 50 49 20 42 49 54 20 42 41 4e 47 0a 3c 2f 74 64 3e 3c 74 64 3e 3c	><tr><td>SPI.BIT.BANG.</td><td><
13fea0	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td><td></td></tr><tr><td></td><
13fec0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
13fee0	20 68 72 65 66 3d 22 23 42 53 50 49 4f 22 3e 42 53 50 49 4f 3c 2f 61 3e 20 3c 61 20 68 72 65 66	.href="#BSPIO">BSPIO</a>.<a.href
13ff00	3d 22 23 63 73 22 3e 63 73 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 69 73 6f 22 3e 6d 69	="#cs">cs</a>.<a.href="#miso">mi
13ff20	73 6f 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6d 6f 73 69 22 3e 6d 6f 73 69 3c 2f 61 3e 20	so</a>.<a.href="#mosi">mosi</a>.
13ff40	3c 61 20 68 72 65 66 3d 22 23 73 63 6c 6b 22 3e 73 63 6c 6b 3c 2f 61 3e 20 3c 61 20 68 72 65 66	<a.href="#sclk">sclk</a>.<a.href
13ff60	3d 22 23 62 22 3e 62 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 70 66 22 3e 73 70 66 3c 2f	="#b">b</a>.<a.href="#spf">spf</
13ff80	61 3e 3c 2f 74 64 3e 3c 74 64 3e 4f 70 65 6e 20 62 69 74 20 62 61 6e 67 20 53 50 49 20 20 20 20	a></td><td>Open.bit.bang.SPI....
13ffa0	20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68	..</td><td><small><a.href="cif.h
13ffc0	74 6d 6c 23 62 62 53 50 49 4f 70 65 6e 22 3e 62 62 53 50 49 4f 70 65 6e 3c 2f 61 3e 3c 2f 73 6d	tml#bbSPIOpen">bbSPIOpen</a></sm
13ffe0	61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	all></td></tr><tr><td><a.href="#
140000	00 00 01 40 65 20 44 61 74 61 3a 20 72 65 61 64 20 62 79 74 65 20 66 72 6f 6d 20 72 65 67 69 73	...@e.Data:.read.byte.from.regis
140020	74 65 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66	ter.</td><td><small><a.href="cif
140040	2e 68 74 6d 6c 23 69 32 63 52 65 61 64 42 79 74 65 44 61 74 61 22 3e 69 32 63 52 65 61 64 42 79	.html#i2cReadByteData">i2cReadBy
140060	74 65 44 61 74 61 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	teData</a></small></td></tr><tr>
140080	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32 43 57 42 22 3e 49 32 43 57 42 3c 2f 61 3e 20 3c	<td><a.href="#I2CWB">I2CWB</a>.<
1400a0	61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72	a.href="#h">h</a>.<a.href="#r">r
1400c0	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 22 3e 62 76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	</a>.<a.href="#bv">bv</a></td><t
1400e0	64 3e 73 6d 62 20 57 72 69 74 65 20 42 79 74 65 20 44 61 74 61 3a 20 77 72 69 74 65 20 62 79 74	d>smb.Write.Byte.Data:.write.byt
140100	65 20 74 6f 20 72 65 67 69 73 74 65 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61	e.to.register.</td><td><small><a
140120	20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 57 72 69 74 65 42 79 74 65 44 61 74 61	.href="cif.html#i2cWriteByteData
140140	22 3e 69 32 63 57 72 69 74 65 42 79 74 65 44 61 74 61 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f	">i2cWriteByteData</a></small></
140160	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	td></tr><tr><td></td><td></td><t
140180	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32	d></td></tr><tr><td><a.href="#I2
1401a0	43 52 57 22 3e 49 32 43 52 57 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61	CRW">I2CRW</a>.<a.href="#h">h</a
1401c0	3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 73 6d 62	>.<a.href="#r">r</a></td><td>smb
1401e0	20 52 65 61 64 20 57 6f 72 64 20 44 61 74 61 3a 20 72 65 61 64 20 77 6f 72 64 20 66 72 6f 6d 20	.Read.Word.Data:.read.word.from.
140200	72 65 67 69 73 74 65 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66	register.</td><td><small><a.href
140220	3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 52 65 61 64 57 6f 72 64 44 61 74 61 22 3e 69 32 63 52	="cif.html#i2cReadWordData">i2cR
140240	65 61 64 57 6f 72 64 44 61 74 61 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72	eadWordData</a></small></td></tr
140260	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32 43 57 57 22 3e 49 32 43 57 57 3c	><tr><td><a.href="#I2CWW">I2CWW<
140280	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	/a>.<a.href="#h">h</a>.<a.href="
1402a0	23 72 22 3e 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 77 76 22 3e 77 76 3c 2f 61 3e 3c 2f	#r">r</a>.<a.href="#wv">wv</a></
1402c0	74 64 3e 3c 74 64 3e 73 6d 62 20 57 72 69 74 65 20 57 6f 72 64 20 44 61 74 61 3a 20 77 72 69 74	td><td>smb.Write.Word.Data:.writ
1402e0	65 20 77 6f 72 64 20 74 6f 20 72 65 67 69 73 74 65 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61	e.word.to.register.</td><td><sma
140300	6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 57 72 69 74 65 57 6f 72	ll><a.href="cif.html#i2cWriteWor
140320	64 44 61 74 61 22 3e 69 32 63 57 72 69 74 65 57 6f 72 64 44 61 74 61 3c 2f 61 3e 3c 2f 73 6d 61	dData">i2cWriteWordData</a></sma
140340	6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	ll></td></tr><tr><td></td><td></
140360	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66	td><td></td></tr><tr><td><a.href
140380	3d 22 23 49 32 43 52 4b 22 3e 49 32 43 52 4b 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22	="#I2CRK">I2CRK</a>.<a.href="#h"
1403a0	3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	>h</a>.<a.href="#r">r</a></td><t
1403c0	64 3e 73 6d 62 20 52 65 61 64 20 42 6c 6f 63 6b 20 44 61 74 61 3a 20 72 65 61 64 20 64 61 74 61	d>smb.Read.Block.Data:.read.data
1403e0	20 66 72 6f 6d 20 72 65 67 69 73 74 65 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c	.from.register.</td><td><small><
140400	61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 52 65 61 64 42 6c 6f 63 6b 44 61 74	a.href="cif.html#i2cReadBlockDat
140420	61 22 3e 69 32 63 52 65 61 64 42 6c 6f 63 6b 44 61 74 61 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c	a">i2cReadBlockData</a></small><
140440	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32 43 57 4b	/td></tr><tr><td><a.href="#I2CWK
140460	22 3e 49 32 43 57 4b 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c	">I2CWK</a>.<a.href="#h">h</a>.<
140480	61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22	a.href="#r">r</a>.<a.href="#bvs"
1404a0	3e 62 76 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 73 6d 62 20 57 72 69 74 65 20 42 6c 6f 63 6b	>bvs</a></td><td>smb.Write.Block
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1404e0	74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23	td><td><small><a.href="cif.html#
140500	69 32 63 57 72 69 74 65 42 6c 6f 63 6b 44 61 74 61 22 3e 69 32 63 57 72 69 74 65 42 6c 6f 63 6b	i2cWriteBlockData">i2cWriteBlock
140520	44 61 74 61 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	Data</a></small></td></tr><tr><t
140540	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	d></td><td></td><td></td></tr><t
140560	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32 43 57 49 22 3e 49 32 43 57 49 3c 2f 61 3e	r><td><a.href="#I2CWI">I2CWI</a>
140580	20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22	.<a.href="#h">h</a>.<a.href="#r"
1405a0	3e 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 3c 2f 74	>r</a>.<a.href="#bvs">bvs</a></t
1405c0	64 3e 3c 74 64 3e 73 6d 62 20 57 72 69 74 65 20 49 32 43 20 42 6c 6f 63 6b 20 44 61 74 61 20 20	d><td>smb.Write.I2C.Block.Data..
1405e0	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64	........................</td><td
140600	3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 57 72 69	><small><a.href="cif.html#i2cWri
140620	74 65 49 32 43 42 6c 6f 63 6b 44 61 74 61 22 3e 69 32 63 57 72 69 74 65 49 32 43 42 6c 6f 63 6b	teI2CBlockData">i2cWriteI2CBlock
140640	44 61 74 61 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	Data</a></small></td></tr><tr><t
140660	64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32 43 52 49 22 3e 49 32 43 52 49 3c 2f 61 3e 20 3c 61 20	d><a.href="#I2CRI">I2CRI</a>.<a.
140680	68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f	href="#h">h</a>.<a.href="#r">r</
1406a0	61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d 3c 2f 61 3e 3c 2f 74 64 3e 3c 74	a>.<a.href="#num">num</a></td><t
1406c0	64 3e 73 6d 62 20 52 65 61 64 20 49 32 43 20 42 6c 6f 63 6b 20 44 61 74 61 3a 20 72 65 61 64 20	d>smb.Read.I2C.Block.Data:.read.
1406e0	62 79 74 65 73 20 66 72 6f 6d 20 72 65 67 69 73 74 65 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d	bytes.from.register.</td><td><sm
140700	61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 52 65 61 64 49 32 43	all><a.href="cif.html#i2cReadI2C
140720	42 6c 6f 63 6b 44 61 74 61 22 3e 69 32 63 52 65 61 64 49 32 43 42 6c 6f 63 6b 44 61 74 61 3c 2f	BlockData">i2cReadI2CBlockData</
140740	61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64	a></small></td></tr><tr><td></td
140760	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td></td><td></td></tr><tr><td>
140780	3c 61 20 68 72 65 66 3d 22 23 49 32 43 52 44 22 3e 49 32 43 52 44 3c 2f 61 3e 20 3c 61 20 68 72	<a.href="#I2CRD">I2CRD</a>.<a.hr
1407a0	65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 75 6d 22 3e 6e 75 6d	ef="#h">h</a>.<a.href="#num">num
1407c0	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 69 32 63 20 52 65 61 64 20 64 65 76 69 63 65 20 20 3c 2f	</a></td><td>i2c.Read.device..</
1407e0	74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23	td><td><small><a.href="cif.html#
140800	69 32 63 52 65 61 64 44 65 76 69 63 65 22 3e 69 32 63 52 65 61 64 44 65 76 69 63 65 3c 2f 61 3e	i2cReadDevice">i2cReadDevice</a>
140820	3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	</small></td></tr><tr><td><a.hre
140840	66 3d 22 23 49 32 43 57 44 22 3e 49 32 43 57 44 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68	f="#I2CWD">I2CWD</a>.<a.href="#h
140860	22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76 73 3c 2f 61 3e 3c 2f	">h</a>.<a.href="#bvs">bvs</a></
140880	74 64 3e 3c 74 64 3e 69 32 63 20 57 72 69 74 65 20 64 65 76 69 63 65 20 3c 2f 74 64 3e 3c 74 64	td><td>i2c.Write.device.</td><td
1408a0	3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 57 72 69	><small><a.href="cif.html#i2cWri
1408c0	74 65 44 65 76 69 63 65 22 3e 69 32 63 57 72 69 74 65 44 65 76 69 63 65 3c 2f 61 3e 3c 2f 73 6d	teDevice">i2cWriteDevice</a></sm
1408e0	61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	all></td></tr><tr><td></td><td><
140900	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	/td><td></td></tr><tr><td><a.hre
140920	66 3d 22 23 49 32 43 50 43 22 3e 49 32 43 50 43 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68	f="#I2CPC">I2CPC</a>.<a.href="#h
140940	22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 3c 61 20 68 72	">h</a>.<a.href="#r">r</a>.<a.hr
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1409a0	20 77 6f 72 64 20 20 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c	.word.............</td><td><smal
1409c0	6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 50 72 6f 63 65 73 73 43 61	l><a.href="cif.html#i2cProcessCa
1409e0	6c 6c 22 3e 69 32 63 50 72 6f 63 65 73 73 43 61 6c 6c 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f	ll">i2cProcessCall</a></small></
140a00	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32 43 50 4b 22	td></tr><tr><td><a.href="#I2CPK"
140a20	3e 49 32 43 50 4b 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61	>I2CPK</a>.<a.href="#h">h</a>.<a
140a40	20 68 72 65 66 3d 22 23 72 22 3e 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e	.href="#r">r</a>.<a.href="#bvs">
140a60	62 76 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 73 6d 62 20 42 6c 6f 63 6b 20 50 72 6f 63 65 73	bvs</a></td><td>smb.Block.Proces
140a80	73 20 43 61 6c 6c 3a 20 65 78 63 68 61 6e 67 65 20 64 61 74 61 20 62 79 74 65 73 20 77 69 74 68	s.Call:.exchange.data.bytes.with
140aa0	20 72 65 67 69 73 74 65 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65	.register.</td><td><small><a.hre
140ac0	66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 42 6c 6f 63 6b 50 72 6f 63 65 73 73 43 61 6c 6c 22	f="cif.html#i2cBlockProcessCall"
140ae0	3e 69 32 63 42 6c 6f 63 6b 50 72 6f 63 65 73 73 43 61 6c 6c 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e	>i2cBlockProcessCall</a></small>
140b00	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
140b20	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
140b40	49 32 43 5a 22 3e 49 32 43 5a 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61	I2CZ">I2CZ</a>.<a.href="#h">h</a
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140b80	3e 50 65 72 66 6f 72 6d 73 20 6d 75 6c 74 69 70 6c 65 20 49 32 43 20 74 72 61 6e 73 61 63 74 69	>Performs.multiple.I2C.transacti
140ba0	6f 6e 73 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66	ons.</td><td><small><a.href="cif
140bc0	2e 68 74 6d 6c 23 69 32 63 5a 69 70 22 3e 69 32 63 5a 69 70 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e	.html#i2cZip">i2cZip</a></small>
140be0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
140c00	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 20 42 49 54 20 42 41	<td></td></tr><tr><td>I2C.BIT.BA
140c20	4e 47 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	NG.</td><td></td><td></td></tr><
140c40	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	tr><td></td><td></td><td></td></
140c60	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 42 49 32 43 4f 22 3e 42 49 32 43	tr><tr><td><a.href="#BI2CO">BI2C
140c80	4f 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 64 61 22 3e 73 64 61 3c 2f 61 3e 20 3c 61 20	O</a>.<a.href="#sda">sda</a>.<a.
140ca0	68 72 65 66 3d 22 23 73 63 6c 22 3e 73 63 6c 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 22	href="#scl">scl</a>.<a.href="#b"
140cc0	3e 62 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 4f 70 65 6e 20 62 69 74 20 62 61 6e 67 20 49 32 43	>b</a></td><td>Open.bit.bang.I2C
140ce0	20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68	..</td><td><small><a.href="cif.h
140d00	74 6d 6c 23 62 62 49 32 43 4f 70 65 6e 22 3e 62 62 49 32 43 4f 70 65 6e 3c 2f 61 3e 3c 2f 73 6d	tml#bbI2COpen">bbI2COpen</a></sm
140d20	61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	all></td></tr><tr><td><a.href="#
140d40	42 49 32 43 43 22 3e 42 49 32 43 43 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 64 61 22 3e	BI2CC">BI2CC</a>.<a.href="#sda">
140d60	73 64 61 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 6f 73 65 20 62 69 74 20 62 61 6e 67 20 49	sda</a></td><td>Close.bit.bang.I
140d80	32 43 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e	2C.</td><td><small><a.href="cif.
140da0	68 74 6d 6c 23 62 62 49 32 43 43 6c 6f 73 65 22 3e 62 62 49 32 43 43 6c 6f 73 65 3c 2f 61 3e 3c	html#bbI2CClose">bbI2CClose</a><
140dc0	2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	/small></td></tr><tr><td></td><t
140de0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
140e00	68 72 65 66 3d 22 23 42 49 32 43 5a 22 3e 42 49 32 43 5a 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	href="#BI2CZ">BI2CZ</a>.<a.href=
140e20	22 23 73 64 61 22 3e 73 64 61 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76	"#sda">sda</a>.<a.href="#bvs">bv
140e40	73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 49 32 43 20 62 69 74 20 62 61 6e 67 20 6d 75 6c 74 69	s</a></td><td>I2C.bit.bang.multi
140e60	70 6c 65 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c	ple.transactions.</td><td><small
140e80	3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 62 62 49 32 43 5a 69 70 22 3e 62 62 49	><a.href="cif.html#bbI2CZip">bbI
140ea0	32 43 5a 69 70 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	2CZip</a></small></td></tr><tr><
140ec0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	td></td><td></td><td></td></tr><
140ee0	74 72 3e 3c 74 64 3e 49 32 43 2f 53 50 49 20 53 4c 41 56 45 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	tr><td>I2C/SPI.SLAVE.</td><td></
140f00	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	td><td></td></tr><tr><td></td><t
140f20	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
140f40	68 72 65 66 3d 22 23 42 53 43 58 22 3e 42 53 43 58 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	href="#BSCX">BSCX</a>.<a.href="#
140f60	62 63 74 6c 22 3e 62 63 74 6c 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 76 73 22 3e 62 76	bctl">bctl</a>.<a.href="#bvs">bv
140f80	73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 42 53 43 20 49 32 43 2f 53 50 49 20 74 72 61 6e 73 66	s</a></td><td>BSC.I2C/SPI.transf
140fa0	65 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e	er.</td><td><small><a.href="cif.
140fc0	68 74 6d 6c 23 62 73 63 58 66 65 72 22 3e 62 73 63 58 66 65 72 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c	html#bscXfer">bscXfer</a></small
140fe0	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	></td></tr><tr><td></td><td></td
141000	00 00 01 41 2e 68 74 6d 6c 23 67 70 69 6f 53 65 74 50 61 64 22 3e 67 70 69 6f 53 65 74 50 61 64	...A.html#gpioSetPad">gpioSetPad
141020	3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	</a></small></td></tr><tr><td><a
141040	20 68 72 65 66 3d 22 23 50 41 44 47 22 3e 50 41 44 47 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	.href="#PADG">PADG</a>.<a.href="
141060	23 70 61 64 22 3e 70 61 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 70 61 64 20 64 72	#pad">pad</a></td><td>Get.pad.dr
141080	69 76 65 20 73 74 72 65 6e 67 74 68 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20	ive.strength.</td><td><small><a.
1410a0	68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 47 65 74 50 61 64 22 3e 67 70 69 6f 47	href="cif.html#gpioGetPad">gpioG
1410c0	65 74 50 61 64 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	etPad</a></small></td></tr><tr><
1410e0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	td></td><td></td><td></td></tr><
141100	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 53 48 45 4c 4c 22 3e 53 48 45 4c 4c 3c 2f 61	tr><td><a.href="#SHELL">SHELL</a
141120	3e 20 3c 61 20 68 72 65 66 3d 22 23 6e 61 6d 65 22 3e 6e 61 6d 65 3c 2f 61 3e 20 3c 61 20 68 72	>.<a.href="#name">name</a>.<a.hr
141140	65 66 3d 22 23 73 74 72 22 3e 73 74 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 45 78 65 63 75 74	ef="#str">str</a></td><td>Execut
141160	65 20 61 20 73 68 65 6c 6c 20 63 6f 6d 6d 61 6e 64 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c	e.a.shell.command.</td><td><smal
141180	6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 73 68 65 6c 6c 22 3e 73 68 65 6c 6c	l><a.href="cif.html#shell">shell
1411a0	3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	</a></small></td></tr><tr><td></
1411c0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	td><td></td><td></td></tr><tr><t
1411e0	64 3e 43 75 73 74 6f 6d 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	d>Custom.</td><td></td><td></td>
141200	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	</tr><tr><td></td><td></td><td><
141220	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 43 46 31 22 3e	/td></tr><tr><td><a.href="#CF1">
141240	43 46 31 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 76 73 22 3e 75 76 73 3c 2f 61 3e 3c 2f	CF1</a>.<a.href="#uvs">uvs</a></
141260	74 64 3e 3c 74 64 3e 43 75 73 74 6f 6d 20 66 75 6e 63 74 69 6f 6e 20 31 20 3c 2f 74 64 3e 3c 74	td><td>Custom.function.1.</td><t
141280	64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 43	d><small><a.href="cif.html#gpioC
1412a0	75 73 74 6f 6d 31 22 3e 67 70 69 6f 43 75 73 74 6f 6d 31 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c	ustom1">gpioCustom1</a></small><
1412c0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 43 46 32 22 3e	/td></tr><tr><td><a.href="#CF2">
1412e0	43 46 32 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 76 73 22 3e 75 76 73 3c 2f 61 3e 3c 2f	CF2</a>.<a.href="#uvs">uvs</a></
141300	74 64 3e 3c 74 64 3e 43 75 73 74 6f 6d 20 66 75 6e 63 74 69 6f 6e 20 32 20 3c 2f 74 64 3e 3c 74	td><td>Custom.function.2.</td><t
141320	64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 43	d><small><a.href="cif.html#gpioC
141340	75 73 74 6f 6d 31 22 3e 67 70 69 6f 43 75 73 74 6f 6d 31 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c	ustom1">gpioCustom1</a></small><
141360	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	/td></tr><tr><td></td><td></td><
141380	74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 45 76 65 6e 74 73 0a 3c 2f 74 64	td></td></tr><tr><td>Events.</td
1413a0	3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	><td></td><td></td></tr><tr><td>
1413c0	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	</td><td></td><td></td></tr><tr>
1413e0	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 45 56 4d 22 3e 45 56 4d 3c 2f 61 3e 20 3c 61 20 68 72	<td><a.href="#EVM">EVM</a>.<a.hr
141400	65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69	ef="#h">h</a>.<a.href="#bits">bi
141420	74 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 65 76 65 6e 74 73 20 74 6f 20 6d 6f 6e	ts</a></td><td>Set.events.to.mon
141440	69 74 6f 72 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69	itor.</td><td><small><a.href="ci
141460	66 2e 68 74 6d 6c 23 65 76 65 6e 74 4d 6f 6e 69 74 6f 72 22 3e 65 76 65 6e 74 4d 6f 6e 69 74 6f	f.html#eventMonitor">eventMonito
141480	72 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	r</a></small></td></tr><tr><td><
1414a0	61 20 68 72 65 66 3d 22 23 45 56 54 22 3e 45 56 54 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	a.href="#EVT">EVT</a>.<a.href="#
1414c0	65 76 65 6e 74 22 3e 65 76 65 6e 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 54 72 69 67 67 65 72	event">event</a></td><td>Trigger
1414e0	20 65 76 65 6e 74 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c	.event.........</td><td><small><
141500	61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 65 76 65 6e 74 54 72 69 67 67 65 72 22 3e 65	a.href="cif.html#eventTrigger">e
141520	76 65 6e 74 54 72 69 67 67 65 72 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72	ventTrigger</a></small></td></tr
141540	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	><tr><td></td><td></td><td></td>
141560	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 63 72 69 70 74 73 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	</tr><tr><td>Scripts.</td><td></
141580	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	td><td></td></tr><tr><td></td><t
1415a0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20	d></td><td></td></tr><tr><td><a.
1415c0	68 72 65 66 3d 22 23 50 52 4f 43 22 3e 50 52 4f 43 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	href="#PROC">PROC</a>.<a.href="#
1415e0	74 22 3e 74 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 74 6f 72 65 20 73 63 72 69 70 74 20 20 20	t">t</a></td><td>Store.script...
141600	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c	..................</td><td><smal
141620	6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 53 74 6f 72 65 53 63 72	l><a.href="cif.html#gpioStoreScr
141640	69 70 74 22 3e 67 70 69 6f 53 74 6f 72 65 53 63 72 69 70 74 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e	ipt">gpioStoreScript</a></small>
141660	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 50 52 4f 43	</td></tr><tr><td><a.href="#PROC
141680	52 22 3e 50 52 4f 43 52 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64 3c	R">PROCR</a>.<a.href="#sid">sid<
1416a0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 61 72 73 22 3e 70 61 72 73 3c 2f 61 3e 3c 2f 74 64	/a>.<a.href="#pars">pars</a></td
1416c0	3e 3c 74 64 3e 52 75 6e 20 73 63 72 69 70 74 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	><td>Run.script.................
1416e0	20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63	......</td><td><small><a.href="c
141700	69 66 2e 68 74 6d 6c 23 67 70 69 6f 52 75 6e 53 63 72 69 70 74 22 3e 67 70 69 6f 52 75 6e 53 63	if.html#gpioRunScript">gpioRunSc
141720	72 69 70 74 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	ript</a></small></td></tr><tr><t
141740	64 3e 3c 61 20 68 72 65 66 3d 22 23 50 52 4f 43 55 22 3e 50 52 4f 43 55 3c 2f 61 3e 20 3c 61 20	d><a.href="#PROCU">PROCU</a>.<a.
141760	68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 61	href="#sid">sid</a>.<a.href="#pa
141780	72 73 22 3e 70 61 72 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 73 63 72 69 70 74 20	rs">pars</a></td><td>Set.script.
1417a0	70 61 72 61 6d 65 74 65 72 73 20 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c	parameters............</td><td><
1417c0	73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 55 70 64 61	small><a.href="cif.html#gpioUpda
1417e0	74 65 53 63 72 69 70 74 22 3e 67 70 69 6f 55 70 64 61 74 65 53 63 72 69 70 74 3c 2f 61 3e 3c 2f	teScript">gpioUpdateScript</a></
141800	73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	small></td></tr><tr><td><a.href=
141820	22 23 50 52 4f 43 50 22 3e 50 52 4f 43 50 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64	"#PROCP">PROCP</a>.<a.href="#sid
141840	22 3e 73 69 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 73 63 72 69 70 74 20 73 74 61	">sid</a></td><td>Get.script.sta
141860	74 75 73 20 61 6e 64 20 70 61 72 61 6d 65 74 65 72 73 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61	tus.and.parameters.</td><td><sma
141880	6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 53 63 72 69 70 74 53	ll><a.href="cif.html#gpioScriptS
1418a0	74 61 74 75 73 22 3e 67 70 69 6f 53 63 72 69 70 74 53 74 61 74 75 73 3c 2f 61 3e 3c 2f 73 6d 61	tatus">gpioScriptStatus</a></sma
1418c0	6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 50	ll></td></tr><tr><td><a.href="#P
1418e0	52 4f 43 53 22 3e 50 52 4f 43 53 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73	ROCS">PROCS</a>.<a.href="#sid">s
141900	69 64 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 74 6f 70 20 73 63 72 69 70 74 20 20 20 20 20 20	id</a></td><td>Stop.script......
141920	20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e	................</td><td><small>
141940	3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 53 74 6f 70 53 63 72 69 70 74	<a.href="cif.html#gpioStopScript
141960	22 3e 67 70 69 6f 53 74 6f 70 53 63 72 69 70 74 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64	">gpioStopScript</a></small></td
141980	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 50 52 4f 43 44 22 3e 50	></tr><tr><td><a.href="#PROCD">P
1419a0	52 4f 43 44 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 69 64 22 3e 73 69 64 3c 2f 61 3e 3c	ROCD</a>.<a.href="#sid">sid</a><
1419c0	2f 74 64 3e 3c 74 64 3e 44 65 6c 65 74 65 20 73 63 72 69 70 74 20 20 20 20 20 20 20 20 20 20 20	/td><td>Delete.script...........
1419e0	20 20 20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66	.........</td><td><small><a.href
141a00	3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 44 65 6c 65 74 65 53 63 72 69 70 74 22 3e 67 70 69	="cif.html#gpioDeleteScript">gpi
141a20	6f 44 65 6c 65 74 65 53 63 72 69 70 74 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f	oDeleteScript</a></small></td></
141a40	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	tr><tr><td></td><td></td><td></t
141a60	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 50 41 52 53 45 22 3e	d></tr><tr><td><a.href="#PARSE">
141a80	50 41 52 53 45 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 74 22 3e 74 3c 2f 61 3e 3c 2f 74 64	PARSE</a>.<a.href="#t">t</a></td
141aa0	3e 3c 74 64 3e 56 61 6c 69 64 61 74 65 20 73 63 72 69 70 74 20 20 20 20 20 20 20 20 20 20 20 20	><td>Validate.script............
141ac0	20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63	......</td><td><small><a.href="c
141ae0	69 66 2e 68 74 6d 6c 23 67 70 69 6f 50 61 72 73 65 53 63 72 69 70 74 22 3e 67 70 69 6f 50 61 72	if.html#gpioParseScript">gpioPar
141b00	73 65 53 63 72 69 70 74 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	seScript</a></small></td></tr><t
141b20	72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74	r><td></td><td></td><td></td></t
141b40	72 3e 3c 74 72 3e 3c 74 64 3e 49 32 43 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	r><tr><td>I2C.</td><td></td><td>
141b60	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
141b80	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
141ba0	49 32 43 4f 22 3e 49 32 43 4f 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 62 22 3e 69 62 3c	I2CO">I2CO</a>.<a.href="#ib">ib<
141bc0	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 69 64 22 3e 69 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	/a>.<a.href="#id">id</a>.<a.href
141be0	3d 22 23 69 66 22 3e 69 66 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 4f 70 65 6e 20 49 32 43 20 62	="#if">if</a></td><td>Open.I2C.b
141c00	75 73 20 61 6e 64 20 64 65 76 69 63 65 20 77 69 74 68 20 66 6c 61 67 73 20 3c 2f 74 64 3e 3c 74	us.and.device.with.flags.</td><t
141c20	64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 4f 70	d><small><a.href="cif.html#i2cOp
141c40	65 6e 22 3e 69 32 63 4f 70 65 6e 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72	en">i2cOpen</a></small></td></tr
141c60	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32 43 43 22 3e 49 32 43 43 3c 2f 61	><tr><td><a.href="#I2CC">I2CC</a
141c80	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 6f	>.<a.href="#h">h</a></td><td>Clo
141ca0	73 65 20 49 32 43 20 68 61 6e 64 6c 65 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20	se.I2C.handle...................
141cc0	3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d	</td><td><small><a.href="cif.htm
141ce0	6c 23 69 32 63 43 6c 6f 73 65 22 3e 69 32 63 43 6c 6f 73 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e	l#i2cClose">i2cClose</a></small>
141d00	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
141d20	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
141d40	49 32 43 57 51 22 3e 49 32 43 57 51 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c	I2CWQ">I2CWQ</a>.<a.href="#h">h<
141d60	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 22 3e 62 69 74 3c 2f 61 3e 3c 2f 74 64 3e 3c	/a>.<a.href="#bit">bit</a></td><
141d80	74 64 3e 73 6d 62 20 57 72 69 74 65 20 51 75 69 63 6b 3a 20 77 72 69 74 65 20 62 69 74 20 3c 2f	td>smb.Write.Quick:.write.bit.</
141da0	74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23	td><td><small><a.href="cif.html#
141dc0	69 32 63 57 72 69 74 65 51 75 69 63 6b 22 3e 69 32 63 57 72 69 74 65 51 75 69 63 6b 3c 2f 61 3e	i2cWriteQuick">i2cWriteQuick</a>
141de0	3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	</small></td></tr><tr><td></td><
141e00	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	td></td><td></td></tr><tr><td><a
141e20	20 68 72 65 66 3d 22 23 49 32 43 52 53 22 3e 49 32 43 52 53 3c 2f 61 3e 20 3c 61 20 68 72 65 66	.href="#I2CRS">I2CRS</a>.<a.href
141e40	3d 22 23 68 22 3e 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 73 6d 62 20 52 65 61 64 20 42 79 74	="#h">h</a></td><td>smb.Read.Byt
141e60	65 3a 20 72 65 61 64 20 62 79 74 65 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c	e:.read.byte...</td><td><small><
141e80	61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 52 65 61 64 42 79 74 65 22 3e 69 32	a.href="cif.html#i2cReadByte">i2
141ea0	63 52 65 61 64 42 79 74 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	cReadByte</a></small></td></tr><
141ec0	74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32 43 57 53 22 3e 49 32 43 57 53 3c 2f 61	tr><td><a.href="#I2CWS">I2CWS</a
141ee0	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62	>.<a.href="#h">h</a>.<a.href="#b
141f00	76 22 3e 62 76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 73 6d 62 20 57 72 69 74 65 20 42 79 74 65	v">bv</a></td><td>smb.Write.Byte
141f20	3a 20 77 72 69 74 65 20 62 79 74 65 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20	:.write.byte.</td><td><small><a.
141f40	68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 69 32 63 57 72 69 74 65 42 79 74 65 22 3e 69 32 63	href="cif.html#i2cWriteByte">i2c
141f60	57 72 69 74 65 42 79 74 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	WriteByte</a></small></td></tr><
141f80	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	tr><td></td><td></td><td></td></
141fa0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 49 32 43 52 42 22 3e 49 32 43 52	tr><tr><td><a.href="#I2CRB">I2CR
141fc0	42 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66	B</a>.<a.href="#h">h</a>.<a.href
141fe0	3d 22 23 72 22 3e 72 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 73 6d 62 20 52 65 61 64 20 42 79 74	="#r">r</a></td><td>smb.Read.Byt
142000	00 00 00 00 74 68 65 20 73 65 63 6f 6e 64 61 72 79 20 63 68 61 6e 6e 65 6c 0a 3c 2f 74 64 3e 3c	....the.secondary.channel.</td><
142020	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 66 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 44 69	/tr><tr><td><b>-f</b></td><td>Di
142040	73 61 62 6c 65 20 66 69 66 6f 20 69 6e 74 65 72 66 61 63 65 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	sable.fifo.interface</td><td></t
142060	64 3e 3c 74 64 3e 44 65 66 61 75 6c 74 20 65 6e 61 62 6c 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	d><td>Default.enabled.</td></tr>
142080	3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 67 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 52 75 6e 20 69 6e	<tr><td><b>-g</b></td><td>Run.in
1420a0	20 66 6f 72 65 67 72 6f 75 6e 64 20 28 64 6f 20 6e 6f 74 20 66 6f 72 6b 29 3c 2f 74 64 3e 3c 74	.foreground.(do.not.fork)</td><t
1420c0	64 3e 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75 6c 74 20 64 69 73 61 62 6c 65 64 0a 3c 2f 74 64	d></td><td>Default.disabled.</td
1420e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 6b 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e	></tr><tr><td><b>-k</b></td><td>
142100	44 69 73 61 62 6c 65 20 6c 6f 63 61 6c 20 61 6e 64 20 72 65 6d 6f 74 65 20 73 6f 63 6b 65 74 20	Disable.local.and.remote.socket.
142120	69 6e 74 65 72 66 61 63 65 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75	interface</td><td></td><td>Defau
142140	6c 74 20 65 6e 61 62 6c 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e	lt.enabled.</td></tr><tr><td><b>
142160	2d 6c 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 44 69 73 61 62 6c 65 20 72 65 6d 6f 74 65 20 73 6f	-l</b></td><td>Disable.remote.so
142180	63 6b 65 74 20 69 6e 74 65 72 66 61 63 65 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e	cket.interface</td><td></td><td>
1421a0	44 65 66 61 75 6c 74 20 65 6e 61 62 6c 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	Default.enabled.</td></tr><tr><t
1421c0	64 3e 3c 62 3e 2d 6d 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 44 69 73 61 62 6c 65 20 61 6c 65 72	d><b>-m</b></td><td>Disable.aler
1421e0	74 73 20 28 73 61 6d 70 6c 69 6e 67 29 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 44	ts.(sampling)</td><td></td><td>D
142200	65 66 61 75 6c 74 20 65 6e 61 62 6c 65 64 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	efault.enabled.</td></tr><tr><td
142220	3e 3c 62 3e 2d 6e 20 49 50 20 61 64 64 72 65 73 73 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 41 6c	><b>-n.IP.address</b></td><td>Al
142240	6c 6f 77 20 49 50 20 61 64 64 72 65 73 73 20 74 6f 20 75 73 65 20 74 68 65 20 73 6f 63 6b 65 74	low.IP.address.to.use.the.socket
142260	20 69 6e 74 65 72 66 61 63 65 3c 2f 74 64 3e 3c 74 64 3e 4e 61 6d 65 20 28 65 2e 67 2e 20 70 61	.interface</td><td>Name.(e.g..pa
142280	75 6c 29 20 6f 72 20 64 6f 74 74 65 64 20 71 75 61 64 20 28 65 2e 67 2e 20 31 39 32 2e 31 36 38	ul).or.dotted.quad.(e.g..192.168
1422a0	2e 31 2e 36 36 29 3c 2f 74 64 3e 3c 74 64 3e 49 66 20 74 68 65 20 2d 6e 20 6f 70 74 69 6f 6e 20	.1.66)</td><td>If.the.-n.option.
1422c0	69 73 20 6e 6f 74 20 75 73 65 64 20 61 6c 6c 20 61 64 64 72 65 73 73 65 73 20 61 72 65 20 61 6c	is.not.used.all.addresses.are.al
1422e0	6c 6f 77 65 64 20 28 75 6e 6c 65 73 73 20 6f 76 65 72 72 69 64 64 65 6e 20 62 79 20 74 68 65 20	lowed.(unless.overridden.by.the.
142300	2d 6b 20 6f 72 20 2d 6c 20 6f 70 74 69 6f 6e 73 29 2e 20 20 4d 75 6c 74 69 70 6c 65 20 2d 6e 20	-k.or.-l.options)...Multiple.-n.
142320	6f 70 74 69 6f 6e 73 20 61 72 65 20 61 6c 6c 6f 77 65 64 2e 20 20 49 66 20 2d 6b 20 68 61 73 20	options.are.allowed...If.-k.has.
142340	62 65 65 6e 20 75 73 65 64 20 2d 6e 20 68 61 73 20 6e 6f 20 65 66 66 65 63 74 2e 20 20 49 66 20	been.used.-n.has.no.effect...If.
142360	2d 6c 20 68 61 73 20 62 65 65 6e 20 75 73 65 64 20 6f 6e 6c 79 20 2d 6e 20 6c 6f 63 61 6c 68 6f	-l.has.been.used.only.-n.localho
142380	73 74 20 68 61 73 20 61 6e 79 20 65 66 66 65 63 74 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	st.has.any.effect.</td></tr><tr>
1423a0	3c 74 64 3e 3c 62 3e 2d 70 20 76 61 6c 75 65 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 53 6f 63 6b	<td><b>-p.value</b></td><td>Sock
1423c0	65 74 20 70 6f 72 74 3c 2f 74 64 3e 3c 74 64 3e 31 30 32 34 2d 33 32 30 30 30 3c 2f 74 64 3e 3c	et.port</td><td>1024-32000</td><
1423e0	74 64 3e 44 65 66 61 75 6c 74 20 38 38 38 38 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	td>Default.8888.</td></tr><tr><t
142400	64 3e 3c 62 3e 2d 73 20 76 61 6c 75 65 3c 2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 53 61 6d 70 6c 65	d><b>-s.value</b></td><td>Sample
142420	20 72 61 74 65 3c 2f 74 64 3e 3c 74 64 3e 31 2c 20 32 2c 20 34 2c 20 35 2c 20 38 2c 20 6f 72 20	.rate</td><td>1,.2,.4,.5,.8,.or.
142440	31 30 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75 6c 74 20	10.microseconds</td><td>Default.
142460	35 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 74 20 76 61 6c 75 65 3c	5.</td></tr><tr><td><b>-t.value<
142480	2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 6f 63 6b 20 70 65 72 69 70 68 65 72 61 6c 3c 2f 74 64	/b></td><td>Clock.peripheral</td
1424a0	3e 3c 74 64 3e 30 3d 50 57 4d 20 31 3d 50 43 4d 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75 6c 74	><td>0=PWM.1=PCM</td><td>Default
1424c0	20 50 43 4d 2e 20 20 70 69 67 70 69 6f 20 75 73 65 73 20 6f 6e 65 20 6f 72 20 62 6f 74 68 20 6f	.PCM...pigpio.uses.one.or.both.o
1424e0	66 20 50 43 4d 20 61 6e 64 20 50 57 4d 2e 20 20 49 66 20 50 43 4d 20 69 73 20 75 73 65 64 20 74	f.PCM.and.PWM...If.PCM.is.used.t
142500	68 65 6e 20 50 57 4d 20 69 73 20 61 76 61 69 6c 61 62 6c 65 20 66 6f 72 20 61 75 64 69 6f 2e 20	hen.PWM.is.available.for.audio..
142520	20 49 66 20 50 57 4d 20 69 73 20 75 73 65 64 20 74 68 65 6e 20 50 43 4d 20 69 73 20 61 76 61 69	.If.PWM.is.used.then.PCM.is.avai
142540	6c 61 62 6c 65 20 66 6f 72 20 61 75 64 69 6f 2e 20 20 49 66 20 77 61 76 65 73 20 6f 72 20 68 61	lable.for.audio...If.waves.or.ha
142560	72 64 77 61 72 65 20 50 57 4d 20 61 72 65 20 75 73 65 64 20 6e 65 69 74 68 65 72 20 50 57 4d 20	rdware.PWM.are.used.neither.PWM.
142580	6e 6f 72 20 50 43 4d 20 77 69 6c 6c 20 62 65 20 61 76 61 69 6c 61 62 6c 65 20 66 6f 72 20 61 75	nor.PCM.will.be.available.for.au
1425a0	64 69 6f 2e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 76 20 2d 56 3c	dio..</td></tr><tr><td><b>-v.-V<
1425c0	2f 62 3e 3c 2f 74 64 3e 3c 74 64 3e 44 69 73 70 6c 61 79 20 70 69 67 70 69 6f 20 76 65 72 73 69	/b></td><td>Display.pigpio.versi
1425e0	6f 6e 20 61 6e 64 20 65 78 69 74 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 0a 3c 2f	on.and.exit</td><td></td><td>.</
142600	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 62 3e 2d 78 20 6d 61 73 6b 3c 2f 62 3e 3c 2f	td></tr><tr><td><b>-x.mask</b></
142620	74 64 3e 3c 74 64 3e 47 50 49 4f 20 77 68 69 63 68 20 6d 61 79 20 62 65 20 75 70 64 61 74 65 64	td><td>GPIO.which.may.be.updated
142640	3c 2f 74 64 3e 3c 74 64 3e 41 20 35 34 20 62 69 74 20 6d 61 73 6b 20 77 69 74 68 20 28 31 26 6c	</td><td>A.54.bit.mask.with.(1&l
142660	74 3b 26 6c 74 3b 6e 29 20 73 65 74 20 69 66 20 74 68 65 20 75 73 65 72 20 6d 61 79 20 75 70 64	t;&lt;n).set.if.the.user.may.upd
142680	61 74 65 20 47 50 49 4f 20 23 6e 3c 2f 74 64 3e 3c 74 64 3e 44 65 66 61 75 6c 74 20 69 73 20 74	ate.GPIO.#n</td><td>Default.is.t
1426a0	68 65 20 73 65 74 20 6f 66 20 75 73 65 72 20 47 50 49 4f 20 66 6f 72 20 74 68 65 20 62 6f 61 72	he.set.of.user.GPIO.for.the.boar
1426c0	64 20 72 65 76 69 73 69 6f 6e 2e 20 20 55 73 65 20 2d 78 20 2d 31 20 74 6f 20 61 6c 6c 6f 77 20	d.revision...Use.-x.-1.to.allow.
1426e0	61 6c 6c 20 47 50 49 4f 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62	all.GPIO.</td></tr></tbody></tab
142700	6c 65 3e 3c 68 33 3e 45 78 61 6d 70 6c 65 3c 2f 68 33 3e 3c 63 6f 64 65 3e 73 75 64 6f 26 6e 62	le><h3>Example</h3><code>sudo&nb
142720	73 70 3b 70 69 67 70 69 6f 64 26 6e 62 73 70 3b 2d 73 26 6e 62 73 70 3b 32 26 6e 62 73 70 3b 2d	sp;pigpiod&nbsp;-s&nbsp;2&nbsp;-
142740	62 26 6e 62 73 70 3b 32 30 30 26 6e 62 73 70 3b 2d 66 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72	b&nbsp;200&nbsp;-f<br></code><br
142760	3e 3c 62 72 3e 4c 61 75 6e 63 68 20 74 68 65 20 70 69 67 70 69 6f 20 6c 69 62 72 61 72 79 20 77	><br>Launch.the.pigpio.library.w
142780	69 74 68 20 61 20 73 61 6d 70 6c 65 20 72 61 74 65 20 6f 66 20 32 20 6d 69 63 72 6f 73 65 63 6f	ith.a.sample.rate.of.2.microseco
1427a0	6e 64 73 20 61 6e 64 20 61 20 32 30 30 20 6d 69 6c 6c 69 73 65 63 6f 6e 64 20 62 75 66 66 65 72	nds.and.a.200.millisecond.buffer
1427c0	2e 20 20 44 69 73 61 62 6c 65 20 74 68 65 20 66 69 66 6f 20 69 6e 74 65 72 66 61 63 65 2e 0a 3c	...Disable.the.fifo.interface..<
1427e0	68 33 3e 50 65 72 6d 69 73 73 69 6f 6e 73 3c 2f 68 33 3e 70 69 67 70 69 6f 20 70 72 6f 76 69 64	h3>Permissions</h3>pigpio.provid
142800	65 73 20 61 20 72 75 64 69 6d 65 6e 74 61 72 79 20 70 65 72 6d 69 73 73 69 6f 6e 73 20 73 79 73	es.a.rudimentary.permissions.sys
142820	74 65 6d 20 66 6f 72 20 63 6f 6d 6d 61 6e 64 73 20 69 73 73 75 65 64 20 76 69 61 20 74 68 65 20	tem.for.commands.issued.via.the.
142840	73 6f 63 6b 65 74 20 61 6e 64 20 70 69 70 65 20 69 6e 74 65 72 66 61 63 65 73 2e 0a 3c 62 72 3e	socket.and.pipe.interfaces..<br>
142860	3c 62 72 3e 41 6c 6c 20 47 50 49 4f 20 6d 61 79 20 62 65 20 72 65 61 64 2e 0a 3c 62 72 3e 3c 62	<br>All.GPIO.may.be.read..<br><b
142880	72 3e 4f 6e 6c 79 20 74 68 65 20 75 73 65 72 20 47 50 49 4f 20 66 6f 72 20 74 68 65 20 62 6f 61	r>Only.the.user.GPIO.for.the.boa
1428a0	72 64 20 74 79 70 65 20 6f 72 20 74 68 6f 73 65 20 73 70 65 63 69 66 69 65 64 20 62 79 20 74 68	rd.type.or.those.specified.by.th
1428c0	65 20 2d 78 20 6f 70 74 69 6f 6e 20 6d 61 79 20 62 65 20 75 70 64 61 74 65 64 2e 0a 3c 62 72 3e	e.-x.option.may.be.updated..<br>
1428e0	3c 62 72 3e 3c 63 6f 64 65 3e 54 79 70 65 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 62 6f 61 72 64	<br><code>Type&nbsp;1&nbsp;board
142900	73 26 6e 62 73 70 3b 30 78 30 33 45 36 43 46 39 33 26 6e 62 73 70 3b 28 32 36 26 6e 62 73 70 3b	s&nbsp;0x03E6CF93&nbsp;(26&nbsp;
142920	70 69 6e 26 6e 62 73 70 3b 68 65 61 64 65 72 29 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 32 26	pin&nbsp;header)<br>Type&nbsp;2&
142940	6e 62 73 70 3b 62 6f 61 72 64 73 26 6e 62 73 70 3b 30 78 46 42 43 36 43 46 39 43 26 6e 62 73 70	nbsp;boards&nbsp;0xFBC6CF9C&nbsp
142960	3b 28 32 36 26 6e 62 73 70 3b 70 69 6e 26 6e 62 73 70 3b 2b 26 6e 62 73 70 3b 38 26 6e 62 73 70	;(26&nbsp;pin&nbsp;+&nbsp;8&nbsp
142980	3b 70 69 6e 26 6e 62 73 70 3b 68 65 61 64 65 72 29 3c 62 72 3e 54 79 70 65 26 6e 62 73 70 3b 33	;pin&nbsp;header)<br>Type&nbsp;3
1429a0	26 6e 62 73 70 3b 62 6f 61 72 64 73 26 6e 62 73 70 3b 30 78 30 46 46 46 46 46 46 43 26 6e 62 73	&nbsp;boards&nbsp;0x0FFFFFFC&nbs
1429c0	70 3b 28 34 30 26 6e 62 73 70 3b 70 69 6e 26 6e 62 73 70 3b 68 65 61 64 65 72 29 3c 62 72 3e 3c	p;(40&nbsp;pin&nbsp;header)<br><
1429e0	2f 63 6f 64 65 3e 3c 62 72 3e 3c 62 72 3e 49 6e 20 74 68 69 73 20 63 6f 6e 74 65 78 74 20 61 6e	/code><br><br>In.this.context.an
142a00	20 75 70 64 61 74 65 20 69 6e 63 6c 75 64 65 73 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 3a 0a	.update.includes.the.following:.
142a20	3c 62 72 3e 3c 62 72 3e 47 50 49 4f 20 6d 6f 64 65 20 73 65 74 3c 62 72 3e 0a 47 50 49 4f 20 70	<br><br>GPIO.mode.set<br>.GPIO.p
142a40	75 6c 6c 2f 75 70 20 64 6f 77 6e 3c 62 72 3e 0a 47 50 49 4f 20 77 72 69 74 65 3c 62 72 3e 0a 47	ull/up.down<br>.GPIO.write<br>.G
142a60	50 49 4f 20 73 65 74 20 50 57 4d 20 28 69 6e 63 6c 75 64 69 6e 67 20 72 61 6e 67 65 20 61 6e 64	PIO.set.PWM.(including.range.and
142a80	20 66 72 65 71 75 65 6e 63 79 29 3c 62 72 3e 0a 47 50 49 4f 20 73 65 74 20 73 65 72 76 6f 0a 3c	.frequency)<br>.GPIO.set.servo.<
142aa0	62 72 3e 3c 62 72 3e 49 6e 20 61 64 64 69 74 69 6f 6e 20 74 68 65 20 62 61 6e 6b 20 63 6c 65 61	br><br>In.addition.the.bank.clea
142ac0	72 20 61 6e 64 20 73 65 74 20 63 6f 6d 6d 61 6e 64 73 2c 20 61 6e 64 20 74 68 65 20 77 61 76 65	r.and.set.commands,.and.the.wave
142ae0	20 63 6f 6d 6d 61 6e 64 73 20 77 69 6c 6c 20 6f 6e 6c 79 0a 61 66 66 65 63 74 20 75 70 64 61 74	.commands.will.only.affect.updat
142b00	65 61 62 6c 65 20 47 50 49 4f 2e 0a 3c 68 33 3e 45 78 63 65 70 74 69 6f 6e 73 3c 2f 68 33 3e 54	eable.GPIO..<h3>Exceptions</h3>T
142b20	68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 78 63 65 70 74 69 6f 6e 73 20 61 72 65 20 6d 61 64 65	he.following.exceptions.are.made
142b40	20 66 6f 72 20 70 61 72 74 69 63 75 6c 61 72 20 6d 6f 64 65 6c 73 2e 0a 3c 62 72 3e 3c 62 72 3e	.for.particular.models..<br><br>
142b60	3c 62 3e 4d 6f 64 65 6c 73 20 41 20 61 6e 64 20 42 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 54 68 65	<b>Models.A.and.B</b><br><br>The
142b80	20 67 72 65 65 6e 20 61 63 74 69 76 69 74 79 20 4c 45 44 20 28 47 50 49 4f 20 31 36 29 20 6d 61	.green.activity.LED.(GPIO.16).ma
142ba0	79 20 62 65 20 77 72 69 74 74 65 6e 2e 3c 62 72 3e 0a 3c 62 72 3e 3c 62 3e 4d 6f 64 65 6c 73 20	y.be.written.<br>.<br><b>Models.
142bc0	41 2b 20 61 6e 64 20 42 2b 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 67 72 65 65 6e 20 61	A+.and.B+</b><br><br>The.green.a
142be0	63 74 69 76 69 74 79 20 4c 45 44 20 28 47 50 49 4f 20 34 37 29 20 6d 61 79 20 62 65 20 77 72 69	ctivity.LED.(GPIO.47).may.be.wri
142c00	74 74 65 6e 2e 3c 62 72 3e 0a 54 68 65 20 72 65 64 20 70 6f 77 65 72 20 4c 45 44 20 28 47 50 49	tten.<br>.The.red.power.LED.(GPI
142c20	4f 20 33 35 29 20 6d 61 79 20 62 65 20 77 72 69 74 74 65 6e 2e 3c 62 72 3e 0a 54 68 65 20 68 69	O.35).may.be.written.<br>.The.hi
142c40	67 68 20 55 53 42 20 70 6f 77 65 72 20 6d 6f 64 65 20 28 47 50 49 4f 20 33 38 29 20 6d 61 79 20	gh.USB.power.mode.(GPIO.38).may.
142c60	62 65 20 77 72 69 74 74 65 6e 2e 3c 62 72 3e 0a 3c 62 72 3e 3c 62 3e 50 69 20 5a 65 72 6f 3c 2f	be.written.<br>.<br><b>Pi.Zero</
142c80	62 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 67 72 65 65 6e 20 61 63 74 69 76 69 74 79 20 4c 45 44	b><br><br>The.green.activity.LED
142ca0	20 28 47 50 49 4f 20 34 37 29 20 6d 61 79 20 62 65 20 77 72 69 74 74 65 6e 2e 3c 62 72 3e 0a 3c	.(GPIO.47).may.be.written.<br>.<
142cc0	62 72 3e 3c 62 3e 50 69 32 42 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 54 68 65 20 67 72 65 65 6e 20	br><b>Pi2B</b><br><br>The.green.
142ce0	61 63 74 69 76 69 74 79 20 4c 45 44 20 28 47 50 49 4f 20 34 37 29 20 6d 61 79 20 62 65 20 77 72	activity.LED.(GPIO.47).may.be.wr
142d00	69 74 74 65 6e 2e 3c 62 72 3e 0a 54 68 65 20 72 65 64 20 70 6f 77 65 72 20 4c 45 44 20 28 47 50	itten.<br>.The.red.power.LED.(GP
142d20	49 4f 20 33 35 29 20 6d 61 79 20 62 65 20 77 72 69 74 74 65 6e 2e 3c 62 72 3e 0a 54 68 65 20 68	IO.35).may.be.written.<br>.The.h
142d40	69 67 68 20 55 53 42 20 70 6f 77 65 72 20 6d 6f 64 65 20 28 47 50 49 4f 20 33 38 29 20 6d 61 79	igh.USB.power.mode.(GPIO.38).may
142d60	20 62 65 20 77 72 69 74 74 65 6e 2e 3c 62 72 3e 0a 3c 62 72 3e 3c 62 3e 50 69 33 42 3c 2f 62 3e	.be.written.<br>.<br><b>Pi3B</b>
142d80	3c 62 72 3e 3c 62 72 3e 54 68 65 20 67 72 65 65 6e 20 61 63 74 69 76 69 74 79 20 4c 45 44 20 61	<br><br>The.green.activity.LED.a
142da0	6e 64 20 74 68 65 20 72 65 64 20 70 6f 77 65 72 20 4c 45 44 20 61 72 65 20 6e 6f 74 20 77 72 69	nd.the.red.power.LED.are.not.wri
142dc0	74 61 62 6c 65 2e 3c 62 72 3e 0a 54 68 65 20 55 53 42 20 70 6f 77 65 72 20 6d 6f 64 65 20 69 73	table.<br>.The.USB.power.mode.is
142de0	20 66 69 78 65 64 20 61 74 20 31 2e 32 20 61 6d 70 73 20 28 68 69 67 68 20 70 6f 77 65 72 29 2e	.fixed.at.1.2.amps.(high.power).
142e00	3c 62 72 3e 0a 3c 68 33 3e 44 4d 41 20 43 68 61 6e 6e 65 6c 73 3c 2f 68 33 3e 54 68 65 20 73 65	<br>.<h3>DMA.Channels</h3>The.se
142e20	63 6f 6e 64 61 72 79 20 63 68 61 6e 6e 65 6c 20 69 73 20 6f 6e 6c 79 20 75 73 65 64 20 66 6f 72	condary.channel.is.only.used.for
142e40	20 74 68 65 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 6f 66 20 77 61 76 65 73 2e 0a 3c 62 72 3e	.the.transmission.of.waves..<br>
142e60	3c 62 72 3e 49 66 20 70 6f 73 73 69 62 6c 65 20 75 73 65 20 6f 6e 65 20 6f 66 20 63 68 61 6e 6e	<br>If.possible.use.one.of.chann
142e80	65 6c 73 20 30 20 74 6f 20 36 20 66 6f 72 20 74 68 65 20 73 65 63 6f 6e 64 61 72 79 20 63 68 61	els.0.to.6.for.the.secondary.cha
142ea0	6e 6e 65 6c 20 28 61 20 66 75 6c 6c 20 63 68 61 6e 6e 65 6c 29 2e 0a 3c 62 72 3e 3c 62 72 3e 41	nnel.(a.full.channel)..<br><br>A
142ec0	20 66 75 6c 6c 20 63 68 61 6e 6e 65 6c 20 6f 6e 6c 79 20 72 65 71 75 69 72 65 73 20 6f 6e 65 20	.full.channel.only.requires.one.
142ee0	44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 20 72 65 67 61 72 64 6c 65 73 73 20 6f 66 20	DMA.control.block.regardless.of.
142f00	74 68 65 20 6c 65 6e 67 74 68 20 6f 66 20 61 20 70 75 6c 73 65 20 64 65 6c 61 79 2e 20 20 43 68	the.length.of.a.pulse.delay...Ch
142f20	61 6e 6e 65 6c 73 20 37 20 74 6f 20 31 34 20 28 6c 69 74 65 20 63 68 61 6e 6e 65 6c 73 29 20 72	annels.7.to.14.(lite.channels).r
142f40	65 71 75 69 72 65 20 6f 6e 65 20 44 4d 41 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 20 66 6f 72	equire.one.DMA.control.block.for
142f60	20 65 61 63 68 20 31 36 33 38 33 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 66 20 64 65 6c 61	.each.16383.microseconds.of.dela
142f80	79 2e 20 20 49 2e 65 2e 20 61 20 31 30 20 73 65 63 6f 6e 64 20 70 75 6c 73 65 20 64 65 6c 61 79	y...I.e..a.10.second.pulse.delay
142fa0	20 72 65 71 75 69 72 65 73 20 6f 6e 65 20 63 6f 6e 74 72 6f 6c 20 62 6c 6f 63 6b 20 6f 6e 20 61	.requires.one.control.block.on.a
142fc0	20 66 75 6c 6c 20 63 68 61 6e 6e 65 6c 20 61 6e 64 20 36 31 31 20 63 6f 6e 74 72 6f 6c 20 62 6c	.full.channel.and.611.control.bl
142fe0	6f 63 6b 73 20 6f 6e 20 61 20 6c 69 74 65 20 63 68 61 6e 6e 65 6c 2e 0a 3c 62 72 3e 3c 62 72 3e	ocks.on.a.lite.channel..<br><br>
143000	00 00 01 42 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	...B.<a.href="#u">u</a>.<a.href=
143020	22 23 76 22 3e 76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 47 50 49 4f 20 73 65 72 76	"#v">v</a></td><td>Set.GPIO.serv
143040	6f 20 70 75 6c 73 65 77 69 64 74 68 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20	o.pulsewidth.</td><td><small><a.
143060	68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 53 65 72 76 6f 22 3e 67 70 69 6f 53 65	href="cif.html#gpioServo">gpioSe
143080	72 76 6f 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	rvo</a></small></td></tr><tr><td
1430a0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	></td><td></td><td></td></tr><tr
1430c0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 47 50 57 22 3e 47 50 57 3c 2f 61 3e 20 3c 61 20 68	><td><a.href="#GPW">GPW</a>.<a.h
1430e0	72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 47 50 49 4f 20	ref="#u">u</a></td><td>Get.GPIO.
143100	73 65 72 76 6f 20 70 75 6c 73 65 77 69 64 74 68 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c	servo.pulsewidth.</td><td><small
143120	3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 47 65 74 53 65 72 76 6f 50	><a.href="cif.html#gpioGetServoP
143140	75 6c 73 65 77 69 64 74 68 22 3e 67 70 69 6f 47 65 74 53 65 72 76 6f 50 75 6c 73 65 77 69 64 74	ulsewidth">gpioGetServoPulsewidt
143160	68 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	h</a></small></td></tr><tr><td><
143180	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	/td><td></td><td></td></tr><tr><
1431a0	74 64 3e 49 4e 54 45 52 4d 45 44 49 41 54 45 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	td>INTERMEDIATE.</td><td></td><t
1431c0	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	d></td></tr><tr><td></td><td></t
1431e0	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
143200	22 23 54 52 49 47 22 3e 54 52 49 47 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c	"#TRIG">TRIG</a>.<a.href="#u">u<
143220	2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 6c 22 3e 70 6c 3c 2f 61 3e 20 3c 61 20 68 72 65 66	/a>.<a.href="#pl">pl</a>.<a.href
143240	3d 22 23 4c 22 3e 4c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 6e 64 20 61 20 74 72 69 67 67	="#L">L</a></td><td>Send.a.trigg
143260	65 72 20 70 75 6c 73 65 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66	er.pulse.</td><td><small><a.href
143280	3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 54 72 69 67 67 65 72 22 3e 67 70 69 6f 54 72 69 67	="cif.html#gpioTrigger">gpioTrig
1432a0	67 65 72 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ger</a></small></td></tr><tr><td
1432c0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	></td><td></td><td></td></tr><tr
1432e0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 44 4f 47 22 3e 57 44 4f 47 3c 2f 61 3e 20 3c 61	><td><a.href="#WDOG">WDOG</a>.<a
143300	20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c	.href="#u">u</a>.<a.href="#v">v<
143320	2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 47 50 49 4f 20 77 61 74 63 68 64 6f 67 20 20 20	/a></td><td>Set.GPIO.watchdog...
143340	20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74	.</td><td><small><a.href="cif.ht
143360	6d 6c 23 67 70 69 6f 53 65 74 57 61 74 63 68 64 6f 67 22 3e 67 70 69 6f 53 65 74 57 61 74 63 68	ml#gpioSetWatchdog">gpioSetWatch
143380	64 6f 67 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	dog</a></small></td></tr><tr><td
1433a0	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	></td><td></td><td></td></tr><tr
1433c0	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 42 52 31 22 3e 42 52 31 3c 2f 61 3e 3c 2f 74 64 3e	><td><a.href="#BR1">BR1</a></td>
1433e0	3c 74 64 3e 52 65 61 64 20 62 61 6e 6b 20 31 20 47 50 49 4f 20 20 20 20 20 20 20 20 20 20 20 20	<td>Read.bank.1.GPIO............
143400	20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e	...</td><td><small><a.href="cif.
143420	68 74 6d 6c 23 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f 30 5f 33 31 22 3e 67 70 69 6f 52 65 61	html#gpioRead_Bits_0_31">gpioRea
143440	64 5f 42 69 74 73 5f 30 5f 33 31 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72	d_Bits_0_31</a></small></td></tr
143460	3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 42 52 32 22 3e 42 52 32 3c 2f 61 3e 3c	><tr><td><a.href="#BR2">BR2</a><
143480	2f 74 64 3e 3c 74 64 3e 52 65 61 64 20 62 61 6e 6b 20 32 20 47 50 49 4f 20 20 20 20 20 20 20 20	/td><td>Read.bank.2.GPIO........
1434a0	20 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22	.......</td><td><small><a.href="
1434c0	63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 52 65 61 64 5f 42 69 74 73 5f 33 32 5f 35 33 22 3e 67 70	cif.html#gpioRead_Bits_32_53">gp
1434e0	69 6f 52 65 61 64 5f 42 69 74 73 5f 33 32 5f 35 33 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74	ioRead_Bits_32_53</a></small></t
143500	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64	d></tr><tr><td></td><td></td><td
143520	3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 42 43 31	></td></tr><tr><td><a.href="#BC1
143540	22 3e 42 43 31 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f	">BC1</a>.<a.href="#bits">bits</
143560	61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 65 61 72 20 73 70 65 63 69 66 69 65 64 20 47 50 49 4f 20	a></td><td>Clear.specified.GPIO.
143580	69 6e 20 62 61 6e 6b 20 31 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65	in.bank.1.</td><td><small><a.hre
1435a0	66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f	f="cif.html#gpioWrite_Bits_0_31_
1435c0	43 6c 65 61 72 22 3e 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 43 6c 65 61 72	Clear">gpioWrite_Bits_0_31_Clear
1435e0	3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	</a></small></td></tr><tr><td><a
143600	20 68 72 65 66 3d 22 23 42 43 32 22 3e 42 43 32 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62	.href="#BC2">BC2</a>.<a.href="#b
143620	69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 65 61 72 20 73 70 65 63	its">bits</a></td><td>Clear.spec
143640	69 66 69 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e 6b 20 32 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73	ified.GPIO.in.bank.2.</td><td><s
143660	6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 72 69 74 65	mall><a.href="cif.html#gpioWrite
143680	5f 42 69 74 73 5f 33 32 5f 35 33 5f 43 6c 65 61 72 22 3e 67 70 69 6f 57 72 69 74 65 5f 42 69 74	_Bits_32_53_Clear">gpioWrite_Bit
1436a0	73 5f 33 32 5f 35 33 5f 43 6c 65 61 72 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f	s_32_53_Clear</a></small></td></
1436c0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	tr><tr><td></td><td></td><td></t
1436e0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 42 53 31 22 3e 42 53	d></tr><tr><td><a.href="#BS1">BS
143700	31 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 3c 2f	1</a>.<a.href="#bits">bits</a></
143720	74 64 3e 3c 74 64 3e 53 65 74 20 73 70 65 63 69 66 69 65 64 20 47 50 49 4f 20 69 6e 20 62 61 6e	td><td>Set.specified.GPIO.in.ban
143740	6b 20 31 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63	k.1...</td><td><small><a.href="c
143760	69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 53 65 74 22	if.html#gpioWrite_Bits_0_31_Set"
143780	3e 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 30 5f 33 31 5f 53 65 74 3c 2f 61 3e 3c 2f 73 6d	>gpioWrite_Bits_0_31_Set</a></sm
1437a0	61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	all></td></tr><tr><td><a.href="#
1437c0	42 53 32 22 3e 42 53 32 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62 69 74 73 22 3e 62 69 74	BS2">BS2</a>.<a.href="#bits">bit
1437e0	73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 73 70 65 63 69 66 69 65 64 20 47 50 49 4f	s</a></td><td>Set.specified.GPIO
143800	20 69 6e 20 62 61 6e 6b 20 32 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20	.in.bank.2...</td><td><small><a.
143820	68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 33 32	href="cif.html#gpioWrite_Bits_32
143840	5f 35 33 5f 53 65 74 22 3e 67 70 69 6f 57 72 69 74 65 5f 42 69 74 73 5f 33 32 5f 35 33 5f 53 65	_53_Set">gpioWrite_Bits_32_53_Se
143860	74 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	t</a></small></td></tr><tr><td><
143880	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	/td><td></td><td></td></tr><tr><
1438a0	74 64 3e 41 44 56 41 4e 43 45 44 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	td>ADVANCED.</td><td></td><td></
1438c0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74	td></tr><tr><td></td><td></td><t
1438e0	64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 4e 4f	d></td></tr><tr><td><a.href="#NO
143900	22 3e 4e 4f 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 52 65 71 75 65 73 74 20 61 20 6e 6f 74 69 66	">NO</a></td><td>Request.a.notif
143920	69 63 61 74 69 6f 6e 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d	ication.</td><td><small><a.href=
143940	22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 4e 6f 74 69 66 79 4f 70 65 6e 22 3e 67 70 69 6f 4e 6f	"cif.html#gpioNotifyOpen">gpioNo
143960	74 69 66 79 4f 70 65 6e 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	tifyOpen</a></small></td></tr><t
143980	72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 4e 43 22 3e 4e 43 3c 2f 61 3e 20 3c 61 20 68 72	r><td><a.href="#NC">NC</a>.<a.hr
1439a0	65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 6f 73 65 20 6e 6f 74 69	ef="#h">h</a></td><td>Close.noti
1439c0	66 69 63 61 74 69 6f 6e 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20	fication.....</td><td><small><a.
1439e0	68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 4e 6f 74 69 66 79 43 6c 6f 73 65 22 3e	href="cif.html#gpioNotifyClose">
143a00	67 70 69 6f 4e 6f 74 69 66 79 43 6c 6f 73 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e	gpioNotifyClose</a></small></td>
143a20	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 4e 42 22 3e 4e 42 3c 2f 61	</tr><tr><td><a.href="#NB">NB</a
143a40	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 62	>.<a.href="#h">h</a>.<a.href="#b
143a60	69 74 73 22 3e 62 69 74 73 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 74 61 72 74 20 6e 6f 74 69	its">bits</a></td><td>Start.noti
143a80	66 69 63 61 74 69 6f 6e 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20	fication.....</td><td><small><a.
143aa0	68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 22 3e	href="cif.html#gpioNotifyBegin">
143ac0	67 70 69 6f 4e 6f 74 69 66 79 42 65 67 69 6e 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e	gpioNotifyBegin</a></small></td>
143ae0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 4e 50 22 3e 4e 50 3c 2f 61	</tr><tr><td><a.href="#NP">NP</a
143b00	3e 20 3c 61 20 68 72 65 66 3d 22 23 68 22 3e 68 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 50 61 75	>.<a.href="#h">h</a></td><td>Pau
143b20	73 65 20 6e 6f 74 69 66 69 63 61 74 69 6f 6e 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d	se.notification.....</td><td><sm
143b40	61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 4e 6f 74 69 66 79	all><a.href="cif.html#gpioNotify
143b60	50 61 75 73 65 22 3e 67 70 69 6f 4e 6f 74 69 66 79 50 61 75 73 65 3c 2f 61 3e 3c 2f 73 6d 61 6c	Pause">gpioNotifyPause</a></smal
143b80	6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74	l></td></tr><tr><td></td><td></t
143ba0	64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d	d><td></td></tr><tr><td><a.href=
143bc0	22 23 48 43 22 3e 48 43 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20	"#HC">HC</a>.<a.href="#g">g</a>.
143be0	3c 61 20 68 72 65 66 3d 22 23 63 66 22 3e 63 66 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74	<a.href="#cf">cf</a></td><td>Set
143c00	20 68 61 72 64 77 61 72 65 20 63 6c 6f 63 6b 20 66 72 65 71 75 65 6e 63 79 20 3c 2f 74 64 3e 3c	.hardware.clock.frequency.</td><
143c20	74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f	td><small><a.href="cif.html#gpio
143c40	48 61 72 64 77 61 72 65 43 6c 6f 63 6b 22 3e 67 70 69 6f 48 61 72 64 77 61 72 65 43 6c 6f 63 6b	HardwareClock">gpioHardwareClock
143c60	3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	</a></small></td></tr><tr><td></
143c80	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	td><td></td><td></td></tr><tr><t
143ca0	64 3e 3c 61 20 68 72 65 66 3d 22 23 48 50 22 3e 48 50 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22	d><a.href="#HP">HP</a>.<a.href="
143cc0	23 67 22 3e 67 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 66 22 3e 70 66 3c 2f 61 3e 20 3c	#g">g</a>.<a.href="#pf">pf</a>.<
143ce0	61 20 68 72 65 66 3d 22 23 70 64 63 22 3e 70 64 63 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65	a.href="#pdc">pdc</a></td><td>Se
143d00	74 20 68 61 72 64 77 61 72 65 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 20 61 6e 64 20 64 75 74	t.hardware.PWM.frequency.and.dut
143d20	79 63 79 63 6c 65 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22	ycycle.</td><td><small><a.href="
143d40	63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 48 61 72 64 77 61 72 65 50 57 4d 22 3e 67 70 69 6f 48 61	cif.html#gpioHardwarePWM">gpioHa
143d60	72 64 77 61 72 65 50 57 4d 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	rdwarePWM</a></small></td></tr><
143d80	74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f	tr><td></td><td></td><td></td></
143da0	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 46 47 22 3e 46 47 3c 2f 61 3e 20	tr><tr><td><a.href="#FG">FG</a>.
143dc0	3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 73 74 64	<a.href="#u">u</a>.<a.href="#std
143de0	79 22 3e 73 74 64 79 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 61 20 67 6c 69 74 63 68	y">stdy</a></td><td>Set.a.glitch
143e00	20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61	.filter.on.a.GPIO..</td><td><sma
143e20	6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 47 6c 69 74 63 68 46	ll><a.href="cif.html#gpioGlitchF
143e40	69 6c 74 65 72 22 3e 67 70 69 6f 47 6c 69 74 63 68 46 69 6c 74 65 72 3c 2f 61 3e 3c 2f 73 6d 61	ilter">gpioGlitchFilter</a></sma
143e60	6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 46	ll></td></tr><tr><td><a.href="#F
143e80	4e 22 3e 46 4e 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20	N">FN</a>.<a.href="#u">u</a>.<a.
143ea0	68 72 65 66 3d 22 23 73 74 64 79 22 3e 73 74 64 79 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23	href="#stdy">stdy</a>.<a.href="#
143ec0	61 63 74 76 22 3e 61 63 74 76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 61 20 6e 6f 69	actv">actv</a></td><td>Set.a.noi
143ee0	73 65 20 66 69 6c 74 65 72 20 6f 6e 20 61 20 47 50 49 4f 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c	se.filter.on.a.GPIO...</td><td><
143f00	73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 4e 6f 69 73	small><a.href="cif.html#gpioNois
143f20	65 46 69 6c 74 65 72 22 3e 67 70 69 6f 4e 6f 69 73 65 46 69 6c 74 65 72 3c 2f 61 3e 3c 2f 73 6d	eFilter">gpioNoiseFilter</a></sm
143f40	61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c	all></td></tr><tr><td></td><td><
143f60	2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65	/td><td></td></tr><tr><td><a.hre
143f80	66 3d 22 23 50 41 44 53 22 3e 50 41 44 53 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 61 64	f="#PADS">PADS</a>.<a.href="#pad
143fa0	22 3e 70 61 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 61 64 6d 61 22 3e 70 61 64 6d 61	">pad</a>.<a.href="#padma">padma
143fc0	3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 70 61 64 20 64 72 69 76 65 20 73 74 72 65 6e	</a></td><td>Set.pad.drive.stren
143fe0	67 74 68 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66	gth.</td><td><small><a.href="cif
144000	00 00 01 44 6e 62 73 70 3b 26 67 74 3b 2f 64 65 76 2f 70 69 67 70 69 6f 3c 62 72 3e 3c 2f 63 6f	...Dnbsp;&gt;/dev/pigpio<br></co
144020	64 65 3e 3c 68 33 3e 4e 6f 74 65 73 3c 2f 68 33 3e 54 68 65 20 65 78 61 6d 70 6c 65 73 20 66 72	de><h3>Notes</h3>The.examples.fr
144040	6f 6d 20 6e 6f 77 20 6f 6e 20 77 69 6c 6c 20 73 68 6f 77 20 74 68 65 20 70 69 67 73 20 69 6e 74	om.now.on.will.show.the.pigs.int
144060	65 72 66 61 63 65 20 62 75 74 20 74 68 65 20 73 61 6d 65 0a 63 6f 6d 6d 61 6e 64 73 20 77 69 6c	erface.but.the.same.commands.wil
144080	6c 20 61 6c 73 6f 20 77 6f 72 6b 20 6f 6e 20 74 68 65 20 70 69 70 65 20 69 6e 74 65 72 66 61 63	l.also.work.on.the.pipe.interfac
1440a0	65 2e 0a 3c 62 72 3e 3c 62 72 3e 70 69 67 73 20 64 6f 65 73 20 6e 6f 74 20 73 68 6f 77 20 74 68	e..<br><br>pigs.does.not.show.th
1440c0	65 20 73 74 61 74 75 73 20 6f 66 20 73 75 63 63 65 73 73 66 75 6c 20 63 6f 6d 6d 61 6e 64 73 20	e.status.of.successful.commands.
1440e0	75 6e 6c 65 73 73 20 74 68 65 0a 63 6f 6d 6d 61 6e 64 20 69 74 73 65 6c 66 20 72 65 74 75 72 6e	unless.the.command.itself.return
144100	73 20 64 61 74 61 2e 20 20 54 68 65 20 73 74 61 74 75 73 20 28 30 29 20 77 69 6c 6c 20 62 65 20	s.data...The.status.(0).will.be.
144120	72 65 74 75 72 6e 65 64 20 74 6f 0a 70 69 67 73 20 62 75 74 20 77 69 6c 6c 20 62 65 20 64 69 73	returned.to.pigs.but.will.be.dis
144140	63 61 72 64 65 64 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 74 61 74 75 73 2f 64 61 74 61 20	carded..<br><br>The.status/data.
144160	6f 66 20 65 61 63 68 20 63 6f 6d 6d 61 6e 64 20 73 65 6e 74 20 74 6f 20 74 68 65 20 70 69 70 65	of.each.command.sent.to.the.pipe
144180	20 69 6e 74 65 72 66 61 63 65 20 73 68 6f 75 6c 64 0a 62 65 20 72 65 61 64 20 66 72 6f 6d 20 2f	.interface.should.be.read.from./
1441a0	64 65 76 2f 70 69 67 6f 75 74 2e 0a 3c 62 72 3e 3c 62 72 3e 57 68 65 6e 20 61 20 63 6f 6d 6d 61	dev/pigout..<br><br>When.a.comma
1441c0	6e 64 20 74 61 6b 65 73 20 61 20 6e 75 6d 62 65 72 20 61 73 20 61 20 70 61 72 61 6d 65 74 65 72	nd.takes.a.number.as.a.parameter
1441e0	20 69 74 20 6d 61 79 20 62 65 20 65 6e 74 65 72 65 64 20 61 73 20 68 65 78 0a 28 70 72 65 63 65	.it.may.be.entered.as.hex.(prece
144200	64 65 20 62 79 20 30 78 29 2c 20 6f 63 74 61 6c 20 28 70 72 65 63 65 64 65 20 62 79 20 30 29 2c	de.by.0x),.octal.(precede.by.0),
144220	20 6f 72 20 64 65 63 69 6d 61 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 32 33 20 69 73 20	.or.decimal..<br><br>E.g..23.is.
144240	32 33 20 64 65 63 69 6d 61 6c 2c 20 30 78 31 30 30 20 69 73 20 32 35 36 20 64 65 63 69 6d 61 6c	23.decimal,.0x100.is.256.decimal
144260	2c 20 30 37 30 20 69 73 20 35 36 20 64 65 63 69 6d 61 6c 2e 0a 3c 62 72 3e 3c 62 72 3e 53 6f 6d	,.070.is.56.decimal..<br><br>Som
144280	65 20 63 6f 6d 6d 61 6e 64 73 20 63 61 6e 20 72 65 74 75 72 6e 20 61 20 76 61 72 69 61 62 6c 65	e.commands.can.return.a.variable
1442a0	20 6e 75 6d 62 65 72 20 6f 66 20 64 61 74 61 20 62 79 74 65 73 2e 20 20 42 79 0a 64 65 66 61 75	.number.of.data.bytes...By.defau
1442c0	6c 74 20 74 68 69 73 20 64 61 74 61 20 69 73 20 64 69 73 70 6c 61 79 65 64 20 61 73 20 64 65 63	lt.this.data.is.displayed.as.dec
1442e0	69 6d 61 6c 2e 20 20 54 68 65 20 70 69 67 73 20 2d 61 20 6f 70 74 69 6f 6e 0a 63 61 6e 20 62 65	imal...The.pigs.-a.option.can.be
144300	20 75 73 65 64 20 74 6f 20 66 6f 72 63 65 20 74 68 65 20 64 69 73 70 6c 61 79 20 61 73 20 41 53	.used.to.force.the.display.as.AS
144320	43 49 49 20 61 6e 64 20 74 68 65 20 70 69 67 73 20 2d 78 0a 6f 70 74 69 6f 6e 20 63 61 6e 20 62	CII.and.the.pigs.-x.option.can.b
144340	65 20 75 73 65 64 20 74 6f 20 66 6f 72 63 65 20 74 68 65 20 64 69 73 70 6c 61 79 20 61 73 20 68	e.used.to.force.the.display.as.h
144360	65 78 2e 0a 3c 62 72 3e 3c 62 72 3e 45 2e 67 2e 20 61 73 73 75 6d 69 6e 67 20 74 68 65 20 74 72	ex..<br><br>E.g..assuming.the.tr
144380	61 6e 73 6d 69 74 74 65 64 20 73 65 72 69 61 6c 20 64 61 74 61 20 69 73 20 74 68 65 20 6c 65 74	ansmitted.serial.data.is.the.let
1443a0	74 65 72 73 20 41 42 43 44 45 4f 4e 4d 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 24 26 6e 62	ters.ABCDEONM.<br><br><code>$&nb
1443c0	73 70 3b 70 69 67 73 26 6e 62 73 70 3b 73 6c 72 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 30 30	sp;pigs&nbsp;slr&nbsp;4&nbsp;100
1443e0	3c 62 72 3e 38 26 6e 62 73 70 3b 36 35 26 6e 62 73 70 3b 36 36 26 6e 62 73 70 3b 36 37 26 6e 62	<br>8&nbsp;65&nbsp;66&nbsp;67&nb
144400	73 70 3b 36 38 26 6e 62 73 70 3b 36 39 26 6e 62 73 70 3b 37 39 26 6e 62 73 70 3b 37 38 26 6e 62	sp;68&nbsp;69&nbsp;79&nbsp;78&nb
144420	73 70 3b 37 37 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26 6e 62 73 70 3b 2d 61	sp;77<br><br>$&nbsp;pigs&nbsp;-a
144440	26 6e 62 73 70 3b 73 6c 72 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 30 30 3c 62 72 3e 38 26 6e	&nbsp;slr&nbsp;4&nbsp;100<br>8&n
144460	62 73 70 3b 41 42 43 44 45 4f 4e 4d 3c 62 72 3e 3c 62 72 3e 24 26 6e 62 73 70 3b 70 69 67 73 26	bsp;ABCDEONM<br><br>$&nbsp;pigs&
144480	6e 62 73 70 3b 2d 78 26 6e 62 73 70 3b 73 6c 72 26 6e 62 73 70 3b 34 26 6e 62 73 70 3b 31 30 30	nbsp;-x&nbsp;slr&nbsp;4&nbsp;100
1444a0	3c 62 72 3e 38 26 6e 62 73 70 3b 34 31 26 6e 62 73 70 3b 34 32 26 6e 62 73 70 3b 34 33 26 6e 62	<br>8&nbsp;41&nbsp;42&nbsp;43&nb
1444c0	73 70 3b 34 34 26 6e 62 73 70 3b 34 35 26 6e 62 73 70 3b 34 66 26 6e 62 73 70 3b 34 65 26 6e 62	sp;44&nbsp;45&nbsp;4f&nbsp;4e&nb
1444e0	73 70 3b 34 64 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 32 3e 3c 61 20 6e 61 6d 65 3d 22 4f 76 65	sp;4d<br></code><h2><a.name="Ove
144500	72 76 69 65 77 22 3e 4f 76 65 72 76 69 65 77 3c 2f 61 3e 3c 2f 68 32 3e 0a 3c 74 61 62 6c 65 20	rview">Overview</a></h2>.<table.
144520	62 6f 72 64 65 72 3d 22 30 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 32 22 20 63 65 6c 6c 73	border="0".cellpadding="2".cells
144540	70 61 63 69 6e 67 3d 22 32 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	pacing="2"><tbody><tr><td></td><
144560	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 42 41	td></td><td></td></tr><tr><td>BA
144580	53 49 43 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	SIC.</td><td></td><td></td></tr>
1445a0	3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c	<tr><td></td><td></td><td></td><
1445c0	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 4d 2f 4d 4f 44 45 53 22 3e 4d	/tr><tr><td><a.href="#M/MODES">M
1445e0	2f 4d 4f 44 45 53 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 3c 61	/MODES</a>.<a.href="#g">g</a>.<a
144600	20 68 72 65 66 3d 22 23 6d 22 3e 6d 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 47 50 49	.href="#m">m</a></td><td>Set.GPI
144620	4f 20 6d 6f 64 65 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22	O.mode.</td><td><small><a.href="
144640	63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 53 65 74 4d 6f 64 65 22 3e 67 70 69 6f 53 65 74 4d 6f 64	cif.html#gpioSetMode">gpioSetMod
144660	65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	e</a></small></td></tr><tr><td><
144680	61 20 68 72 65 66 3d 22 23 4d 47 2f 4d 4f 44 45 47 22 3e 4d 47 2f 4d 4f 44 45 47 3c 2f 61 3e 20	a.href="#MG/MODEG">MG/MODEG</a>.
1446a0	3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 47	<a.href="#g">g</a></td><td>Get.G
1446c0	50 49 4f 20 6d 6f 64 65 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66	PIO.mode.</td><td><small><a.href
1446e0	3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 47 65 74 4d 6f 64 65 22 3e 67 70 69 6f 47 65 74 4d	="cif.html#gpioGetMode">gpioGetM
144700	6f 64 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ode</a></small></td></tr><tr><td
144720	3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	></td><td></td><td></td></tr><tr
144740	3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 50 55 44 22 3e 50 55 44 3c 2f 61 3e 20 3c 61 20 68	><td><a.href="#PUD">PUD</a>.<a.h
144760	72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 70 22 3e 70 3c 2f 61	ref="#g">g</a>.<a.href="#p">p</a
144780	3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 47 50 49 4f 20 70 75 6c 6c 20 75 70 2f 64 6f 77 6e 20	></td><td>Set.GPIO.pull.up/down.
1447a0	3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d	</td><td><small><a.href="cif.htm
1447c0	6c 23 67 70 69 6f 53 65 74 50 75 6c 6c 55 70 44 6f 77 6e 22 3e 67 70 69 6f 53 65 74 50 75 6c 6c	l#gpioSetPullUpDown">gpioSetPull
1447e0	55 70 44 6f 77 6e 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	UpDown</a></small></td></tr><tr>
144800	3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	<td></td><td></td><td></td></tr>
144820	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 52 2f 52 45 41 44 22 3e 52 2f 52 45 41 44	<tr><td><a.href="#R/READ">R/READ
144840	3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e	</a>.<a.href="#g">g</a></td><td>
144860	52 65 61 64 20 47 50 49 4f 20 6c 65 76 65 6c 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c	Read.GPIO.level..</td><td><small
144880	3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 52 65 61 64 22 3e 67 70 69	><a.href="cif.html#gpioRead">gpi
1448a0	6f 52 65 61 64 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	oRead</a></small></td></tr><tr><
1448c0	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 57 2f 57 52 49 54 45 22 3e 57 2f 57 52 49 54 45 3c 2f 61	td><a.href="#W/WRITE">W/WRITE</a
1448e0	3e 20 3c 61 20 68 72 65 66 3d 22 23 67 22 3e 67 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 4c	>.<a.href="#g">g</a>.<a.href="#L
144900	22 3e 4c 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 57 72 69 74 65 20 47 50 49 4f 20 6c 65 76 65 6c	">L</a></td><td>Write.GPIO.level
144920	20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74	.</td><td><small><a.href="cif.ht
144940	6d 6c 23 67 70 69 6f 57 72 69 74 65 22 3e 67 70 69 6f 57 72 69 74 65 3c 2f 61 3e 3c 2f 73 6d 61	ml#gpioWrite">gpioWrite</a></sma
144960	6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f	ll></td></tr><tr><td></td><td></
144980	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 50 57 4d 20 28 6f 76	td><td></td></tr><tr><td>PWM.(ov
1449a0	65 72 72 69 64 65 73 20 73 65 72 76 6f 20 63 6f 6d 6d 61 6e 64 73 20 6f 6e 20 73 61 6d 65 20 47	errides.servo.commands.on.same.G
1449c0	50 49 4f 29 0a 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72	PIO).</td><td></td><td></td></tr
1449e0	3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	><tr><td></td><td></td><td></td>
144a00	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 50 2f 50 57 4d 22 3e 50 2f	</tr><tr><td><a.href="#P/PWM">P/
144a20	50 57 4d 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72	PWM</a>.<a.href="#u">u</a>.<a.hr
144a40	65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 53 65 74 20 47 50 49 4f 20 50	ef="#v">v</a></td><td>Set.GPIO.P
144a60	57 4d 20 76 61 6c 75 65 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61	WM.value......</td><td><small><a
144a80	20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 50 57 4d 22 3e 67 70 69 6f 50 57 4d	.href="cif.html#gpioPWM">gpioPWM
144aa0	3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61	</a></small></td></tr><tr><td><a
144ac0	20 68 72 65 66 3d 22 23 50 46 53 22 3e 50 46 53 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75	.href="#PFS">PFS</a>.<a.href="#u
144ae0	22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 3c 2f 74 64 3e 3c	">u</a>.<a.href="#v">v</a></td><
144b00	74 64 3e 53 65 74 20 47 50 49 4f 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 20 20 3c 2f 74 64 3e	td>Set.GPIO.PWM.frequency..</td>
144b20	3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69	<td><small><a.href="cif.html#gpi
144b40	6f 53 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 22 3e 67 70 69 6f 53 65 74 50 57 4d 66 72 65 71	oSetPWMfrequency">gpioSetPWMfreq
144b60	75 65 6e 63 79 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	uency</a></small></td></tr><tr><
144b80	74 64 3e 3c 61 20 68 72 65 66 3d 22 23 50 52 53 22 3e 50 52 53 3c 2f 61 3e 20 3c 61 20 68 72 65	td><a.href="#PRS">PRS</a>.<a.hre
144ba0	66 3d 22 23 75 22 3e 75 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 76 22 3e 76 3c 2f 61 3e 3c	f="#u">u</a>.<a.href="#v">v</a><
144bc0	2f 74 64 3e 3c 74 64 3e 53 65 74 20 47 50 49 4f 20 50 57 4d 20 72 61 6e 67 65 20 20 20 20 20 20	/td><td>Set.GPIO.PWM.range......
144be0	3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d	</td><td><small><a.href="cif.htm
144c00	6c 23 67 70 69 6f 53 65 74 50 57 4d 72 61 6e 67 65 22 3e 67 70 69 6f 53 65 74 50 57 4d 72 61 6e	l#gpioSetPWMrange">gpioSetPWMran
144c20	67 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	ge</a></small></td></tr><tr><td>
144c40	3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	</td><td></td><td></td></tr><tr>
144c60	3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 47 44 43 22 3e 47 44 43 3c 2f 61 3e 20 3c 61 20 68 72	<td><a.href="#GDC">GDC</a>.<a.hr
144c80	65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 47 50 49 4f 20 50	ef="#u">u</a></td><td>Get.GPIO.P
144ca0	57 4d 20 64 75 74 79 63 79 63 6c 65 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61	WM.dutycycle..</td><td><small><a
144cc0	20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 47 65 74 50 57 4d 64 75 74 79 63 79	.href="cif.html#gpioGetPWMdutycy
144ce0	63 6c 65 22 3e 67 70 69 6f 47 65 74 50 57 4d 64 75 74 79 63 79 63 6c 65 3c 2f 61 3e 3c 2f 73 6d	cle">gpioGetPWMdutycycle</a></sm
144d00	61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	all></td></tr><tr><td><a.href="#
144d20	50 46 47 22 3e 50 46 47 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 3c	PFG">PFG</a>.<a.href="#u">u</a><
144d40	2f 74 64 3e 3c 74 64 3e 47 65 74 20 47 50 49 4f 20 50 57 4d 20 66 72 65 71 75 65 6e 63 79 20 20	/td><td>Get.GPIO.PWM.frequency..
144d60	3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d	</td><td><small><a.href="cif.htm
144d80	6c 23 67 70 69 6f 47 65 74 50 57 4d 66 72 65 71 75 65 6e 63 79 22 3e 67 70 69 6f 47 65 74 50 57	l#gpioGetPWMfrequency">gpioGetPW
144da0	4d 66 72 65 71 75 65 6e 63 79 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74 72 3e	Mfrequency</a></small></td></tr>
144dc0	3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23 50 52 47 22 3e 50 52 47 3c 2f 61 3e 20 3c	<tr><td><a.href="#PRG">PRG</a>.<
144de0	61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61 3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 47 50	a.href="#u">u</a></td><td>Get.GP
144e00	49 4f 20 50 57 4d 20 72 61 6e 67 65 20 20 20 20 20 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c	IO.PWM.range......</td><td><smal
144e20	6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70 69 6f 47 65 74 50 57 4d 72 61	l><a.href="cif.html#gpioGetPWMra
144e40	6e 67 65 22 3e 67 70 69 6f 47 65 74 50 57 4d 72 61 6e 67 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e	nge">gpioGetPWMrange</a></small>
144e60	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e	</td></tr><tr><td></td><td></td>
144e80	3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 61 20 68 72 65 66 3d 22 23	<td></td></tr><tr><td><a.href="#
144ea0	50 52 52 47 22 3e 50 52 52 47 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 22 3e 75 3c 2f 61	PRRG">PRRG</a>.<a.href="#u">u</a
144ec0	3e 3c 2f 74 64 3e 3c 74 64 3e 47 65 74 20 47 50 49 4f 20 50 57 4d 20 72 65 61 6c 20 72 61 6e 67	></td><td>Get.GPIO.PWM.real.rang
144ee0	65 20 3c 2f 74 64 3e 3c 74 64 3e 3c 73 6d 61 6c 6c 3e 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68	e.</td><td><small><a.href="cif.h
144f00	74 6d 6c 23 67 70 69 6f 47 65 74 50 57 4d 72 65 61 6c 52 61 6e 67 65 22 3e 67 70 69 6f 47 65 74	tml#gpioGetPWMrealRange">gpioGet
144f20	50 57 4d 72 65 61 6c 52 61 6e 67 65 3c 2f 61 3e 3c 2f 73 6d 61 6c 6c 3e 3c 2f 74 64 3e 3c 2f 74	PWMrealRange</a></small></td></t
144f40	72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64	r><tr><td></td><td></td><td></td
144f60	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 53 65 72 76 6f 20 28 6f 76 65 72 72 69 64 65 73 20 50	></tr><tr><td>Servo.(overrides.P
144f80	57 4d 20 63 6f 6d 6d 61 6e 64 73 20 6f 6e 20 73 61 6d 65 20 47 50 49 4f 29 0a 3c 2f 74 64 3e 3c	WM.commands.on.same.GPIO).</td><
144fa0	74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 2f	td></td><td></td></tr><tr><td></
144fc0	74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 74 64 3e 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	td><td></td><td></td></tr><tr><t
144fe0	64 3e 3c 61 20 68 72 65 66 3d 22 23 53 2f 53 45 52 56 4f 22 3e 53 2f 53 45 52 56 4f 3c 2f 61 3e	d><a.href="#S/SERVO">S/SERVO</a>
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145740	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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145780	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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1457e0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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145880	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1458a0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
1458c0	00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00	................................
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14f000	00 00 00 00 6f 6e 5f 70 6c 61 79 62 61 63 6b 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c	....on_playback_py">Python</a>.<
14f020	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78	/td></tr><tr><td><span.id="index
14f040	5f 70 6f 74 5f 2b 5f 63 61 70 61 63 69 74 6f 72 5f 72 65 63 68 61 72 67 65 5f 74 69 6d 69 6e 67	_pot_+_capacitor_recharge_timing
14f060	22 3e 3c 2f 73 70 61 6e 3e 50 6f 74 20 2b 20 43 61 70 61 63 69 74 6f 72 20 52 65 63 68 61 72 67	"></span>Pot.+.Capacitor.Recharg
14f080	65 20 54 69 6d 69 6e 67 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 5f 70 6f	e.Timing</td><td>.<a.href="#C_po
14f0a0	74 5f 63 61 70 5f 63 68 61 72 67 65 5f 63 22 3e 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22	t_cap_charge_c">C</a>..<a.href="
14f0c0	23 50 79 74 68 6f 6e 5f 70 6f 74 5f 63 61 70 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c	#Python_pot_cap_py">Python</a>.<
14f0e0	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78	/td></tr><tr><td><span.id="index
14f100	5f 70 70 6d 5f 28 70 75 6c 73 65 5f 70 6f 73 69 74 69 6f 6e 5f 6d 6f 64 75 6c 61 74 69 6f 6e 29	_ppm_(pulse_position_modulation)
14f120	5f 67 65 6e 65 72 61 74 69 6f 6e 22 3e 3c 2f 73 70 61 6e 3e 50 50 4d 20 28 50 75 6c 73 65 20 50	_generation"></span>PPM.(Pulse.P
14f140	6f 73 69 74 69 6f 6e 20 4d 6f 64 75 6c 61 74 69 6f 6e 29 20 67 65 6e 65 72 61 74 69 6f 6e 3c 2f	osition.Modulation).generation</
14f160	74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 63 6f 64 65 2f 50 50	td><td>.<a.href="#Python_code/PP
14f180	4d 2e 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	M.py">Python</a>.</td></tr><tr><
14f1a0	74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 70 70 6d 5f 28 70 75 6c 73 65 5f 70 6f	td><span.id="index_ppm_(pulse_po
14f1c0	73 69 74 69 6f 6e 5f 6d 6f 64 75 6c 61 74 69 6f 6e 29 5f 74 6f 5f 73 65 72 76 6f 5f 70 75 6c 73	sition_modulation)_to_servo_puls
14f1e0	65 73 22 3e 3c 2f 73 70 61 6e 3e 50 50 4d 20 28 50 75 6c 73 65 20 50 6f 73 69 74 69 6f 6e 20 4d	es"></span>PPM.(Pulse.Position.M
14f200	6f 64 75 6c 61 74 69 6f 6e 29 20 74 6f 20 73 65 72 76 6f 20 70 75 6c 73 65 73 3c 2f 74 64 3e 3c	odulation).to.servo.pulses</td><
14f220	74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 63 6f 64 65 2f 50 50 4d 5f 74 6f	td>.<a.href="#Python_code/PPM_to
14f240	5f 73 65 72 76 6f 2e 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	_servo.py">Python</a>.</td></tr>
14f260	3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 70 75 6c 73 65 5f 70 65	<tr><td><span.id="index_pulse_pe
14f280	72 5f 73 65 63 6f 6e 64 5f 67 65 6e 65 72 61 74 6f 72 22 3e 3c 2f 73 70 61 6e 3e 50 75 6c 73 65	r_second_generator"></span>Pulse
14f2a0	20 50 65 72 20 53 65 63 6f 6e 64 20 67 65 6e 65 72 61 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c	.Per.Second.generator</td><td>.<
14f2c0	61 20 68 72 65 66 3d 22 23 43 5f 70 70 73 5f 63 22 3e 43 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74	a.href="#C_pps_c">C</a>.</td></t
14f2e0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 70 77 6d 5f 6d 6f	r><tr><td><span.id="index_pwm_mo
14f300	6e 69 74 6f 72 22 3e 3c 2f 73 70 61 6e 3e 50 57 4d 20 4d 6f 6e 69 74 6f 72 3c 2f 74 64 3e 3c 74	nitor"></span>PWM.Monitor</td><t
14f320	64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 72 65 61 64 5f 50 57 4d 5f 70 79 22	d>.<a.href="#Python_read_PWM_py"
14f340	3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73	>Python</a>.</td></tr><tr><td><s
14f360	70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72 22 3e 3c 2f	pan.id="index_rotary_encoder"></
14f380	73 70 61 6e 3e 52 6f 74 61 72 79 20 45 6e 63 6f 64 65 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20	span>Rotary.Encoder</td><td>.<a.
14f3a0	68 72 65 66 3d 22 23 48 61 72 64 77 61 72 65 5f 65 78 5f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65	href="#Hardware_ex_rotary_encode
14f3c0	72 22 3e 48 61 72 64 77 61 72 65 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 43 5f 72 6f 74	r">Hardware</a>..<a.href="#C_rot
14f3e0	61 72 79 5f 65 6e 63 6f 64 65 72 5f 63 22 3e 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23	ary_encoder_c">C</a>..<a.href="#
14f400	43 2b 2b 5f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72 5f 63 70 70 22 3e 43 2b 2b 3c 2f 61 3e 0a	C++_rotary_encoder_cpp">C++</a>.
14f420	20 3c 61 20 68 72 65 66 3d 22 23 70 64 69 66 32 5f 52 45 44 22 3e 70 64 69 66 32 3c 2f 61 3e 0a	.<a.href="#pdif2_RED">pdif2</a>.
14f440	20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72	.<a.href="#Python_rotary_encoder
14f460	5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	_py">Python</a>.</td></tr><tr><t
14f480	64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 72 70 6d 5f 6d 6f 6e 69 74 6f 72 22 3e 3c	d><span.id="index_rpm_monitor"><
14f4a0	2f 73 70 61 6e 3e 52 50 4d 20 4d 6f 6e 69 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72	/span>RPM.Monitor</td><td>.<a.hr
14f4c0	65 66 3d 22 23 50 79 74 68 6f 6e 5f 72 65 61 64 5f 52 50 4d 5f 70 79 22 3e 50 79 74 68 6f 6e 3c	ef="#Python_read_RPM_py">Python<
14f4e0	2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22	/a>.</td></tr><tr><td><span.id="
14f500	69 6e 64 65 78 5f 73 65 72 76 6f 5f 70 75 6c 73 65 5f 67 65 6e 65 72 61 74 6f 72 22 3e 3c 2f 73	index_servo_pulse_generator"></s
14f520	70 61 6e 3e 53 65 72 76 6f 20 50 75 6c 73 65 20 47 65 6e 65 72 61 74 6f 72 3c 2f 74 64 3e 3c 74	pan>Servo.Pulse.Generator</td><t
14f540	64 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 5f 73 65 72 76 6f 5f 64 65 6d 6f 22 3e 43 3c 2f 61 3e	d>.<a.href="#C_servo_demo">C</a>
14f560	0a 20 3c 61 20 68 72 65 66 3d 22 23 70 64 69 66 32 5f 73 65 72 76 6f 5f 64 65 6d 6f 5f 44 22 3e	..<a.href="#pdif2_servo_demo_D">
14f580	70 64 69 66 32 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 73 65 72 76	pdif2</a>..<a.href="#Python_serv
14f5a0	6f 5f 64 65 6d 6f 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	o_demo_py">Python</a>.</td></tr>
14f5c0	3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 73 69 37 30 32 31 5f 69	<tr><td><span.id="index_si7021_i
14f5e0	32 63 5f 74 65 6d 70 65 72 61 74 75 72 65 5f 61 6e 64 5f 68 75 6d 69 64 69 74 79 5f 73 65 6e 73	2c_temperature_and_humidity_sens
14f600	6f 72 22 3e 3c 2f 73 70 61 6e 3e 53 69 37 30 32 31 20 49 32 43 20 54 65 6d 70 65 72 61 74 75 72	or"></span>Si7021.I2C.Temperatur
14f620	65 20 61 6e 64 20 48 75 6d 69 64 69 74 79 20 53 65 6e 73 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c	e.and.Humidity.Sensor</td><td>.<
14f640	61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 53 69 37 30 32 31 5f 70 79 22 3e 50 79 74 68 6f	a.href="#Python_Si7021_py">Pytho
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14f680	3d 22 69 6e 64 65 78 5f 73 6f 6e 61 72 5f 72 61 6e 67 65 72 22 3e 3c 2f 73 70 61 6e 3e 53 6f 6e	="index_sonar_ranger"></span>Son
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14f780	20 62 61 6e 67 20 4d 43 50 33 30 30 38 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22	.bang.MCP3008</td><td>.<a.href="
14f7a0	23 43 5f 72 61 77 4d 43 50 33 30 30 38 5f 63 22 3e 43 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72	#C_rawMCP3008_c">C</a>.</td></tr
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14f7e0	5f 62 61 6e 67 5f 6d 63 70 33 30 30 38 5f 61 6e 64 5f 6d 63 70 33 32 30 32 22 3e 3c 2f 73 70 61	_bang_mcp3008_and_mcp3202"></spa
14f800	6e 3e 53 50 49 20 62 69 74 20 62 61 6e 67 20 4d 43 50 33 30 30 38 20 61 6e 64 20 4d 43 50 33 32	n>SPI.bit.bang.MCP3008.and.MCP32
14f820	30 32 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 5f 72 61 77 4d 43 50 33 58	02</td><td>.<a.href="#C_rawMCP3X
14f840	58 58 5f 63 22 3e 43 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73	XX_c">C</a>.</td></tr><tr><td><s
14f860	70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 73 70 69 5f 62 69 74 5f 62 61 6e 67 5f 6d 63 70 33 32	pan.id="index_spi_bit_bang_mcp32
14f880	30 32 22 3e 3c 2f 73 70 61 6e 3e 53 50 49 20 62 69 74 20 62 61 6e 67 20 4d 43 50 33 32 30 32 3c	02"></span>SPI.bit.bang.MCP3202<
14f8a0	2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 5f 72 61 77 4d 43 50 33 32 30 32 5f	/td><td>.<a.href="#C_rawMCP3202_
14f8c0	63 22 3e 43 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e	c">C</a>.</td></tr><tr><td><span
14f8e0	20 69 64 3d 22 69 6e 64 65 78 5f 73 70 69 5f 6c 69 6e 75 78 5f 64 72 69 76 65 72 5f 73 70 65 65	.id="index_spi_linux_driver_spee
14f900	64 5f 74 65 73 74 22 3e 3c 2f 73 70 61 6e 3e 53 50 49 20 4c 69 6e 75 78 20 64 72 69 76 65 72 20	d_test"></span>SPI.Linux.driver.
14f920	73 70 65 65 64 20 74 65 73 74 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 4d 69	speed.test</td><td>.<a.href="#Mi
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14f980	22 69 6e 64 65 78 5f 73 70 69 5f 6d 6f 6e 69 74 6f 72 22 3e 3c 2f 73 70 61 6e 3e 53 50 49 20 4d	"index_spi_monitor"></span>SPI.M
14f9a0	6f 6e 69 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e	onitor</td><td>.<a.href="#Python
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14f9e0	72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 73 70 69 5f 70 69	r><tr><td><span.id="index_spi_pi
14fa00	67 70 69 6f 5f 64 72 69 76 65 72 5f 73 70 65 65 64 5f 74 65 73 74 22 3e 3c 2f 73 70 61 6e 3e 53	gpio_driver_speed_test"></span>S
14fa20	50 49 20 70 69 67 70 69 6f 20 64 72 69 76 65 72 20 73 70 65 65 64 20 74 65 73 74 3c 2f 74 64 3e	PI.pigpio.driver.speed.test</td>
14fa40	3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 5f 63 6f 64 65 2f 73 70 69 2d 70 69 67 70 69 6f	<td>.<a.href="#C_code/spi-pigpio
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14fa80	64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 73 74 65 70 70 65 72 5f 6d 6f 74 6f 72 22	d><span.id="index_stepper_motor"
14faa0	3e 3c 2f 73 70 61 6e 3e 53 74 65 70 70 65 72 20 4d 6f 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c	></span>Stepper.Motor</td><td>.<
14fac0	61 20 68 72 65 66 3d 22 23 45 78 74 65 72 6e 61 6c 5f 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62	a.href="#External_https://github
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14fb20	3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 74 63 73 33 32 30 30 5f 63 6f 6c 6f	<td><span.id="index_tcs3200_colo
14fb40	75 72 5f 73 65 6e 73 6f 72 22 3e 3c 2f 73 70 61 6e 3e 54 43 53 33 32 30 30 20 43 6f 6c 6f 75 72	ur_sensor"></span>TCS3200.Colour
14fb60	20 53 65 6e 73 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f	.Sensor</td><td>.<a.href="#Pytho
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14fbe0	63 65 73 73 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 4d 69 73 63 5f 74 69 6e	cess</td><td>.<a.href="#Misc_tin
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14fcc0	64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 74 72 61 6e 73 6d 69 74 5f 77 69 65 67 61	d><span.id="index_transmit_wiega
14fce0	6e 64 5f 74 65 73 74 5f 73 69 67 6e 61 6c 73 22 3e 3c 2f 73 70 61 6e 3e 54 72 61 6e 73 6d 69 74	nd_test_signals"></span>Transmit
14fd00	20 57 69 65 67 61 6e 64 20 54 65 73 74 20 53 69 67 6e 61 6c 73 3c 2f 74 64 3e 3c 74 64 3e 20 3c	.Wiegand.Test.Signals</td><td>.<
14fd20	61 20 68 72 65 66 3d 22 23 70 64 69 66 32 5f 74 78 5f 57 44 22 3e 70 64 69 66 32 3c 2f 61 3e 0a	a.href="#pdif2_tx_WD">pdif2</a>.
14fd40	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65	</td></tr><tr><td><span.id="inde
14fd60	78 5f 76 69 72 74 75 61 6c 5f 77 69 72 65 22 3e 3c 2f 73 70 61 6e 3e 56 69 72 74 75 61 6c 20 57	x_virtual_wire"></span>Virtual.W
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14fda0	22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	">Python</a>.</td></tr><tr><td><
14fdc0	73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 77 61 76 65 5f 63 72 65 61 74 65 22 3e 3c 2f 73 70	span.id="index_wave_create"></sp
14fde0	61 6e 3e 57 61 76 65 20 63 72 65 61 74 65 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d	an>Wave.create</td><td>.<a.href=
14fe00	22 23 50 79 74 68 6f 6e 5f 63 6f 64 65 2f 63 72 65 61 74 65 5f 77 61 76 65 2e 70 79 22 3e 50 79	"#Python_code/create_wave.py">Py
14fe20	74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e	thon</a>.</td></tr><tr><td><span
14fe40	20 69 64 3d 22 69 6e 64 65 78 5f 77 61 76 65 5f 70 77 6d 5f 31 22 3e 3c 2f 73 70 61 6e 3e 57 61	.id="index_wave_pwm_1"></span>Wa
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14fe80	6f 6e 5f 77 61 76 65 5f 50 57 4d 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e	on_wave_PWM_py">Python</a>.</td>
14fea0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 77 61 76	</tr><tr><td><span.id="index_wav
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14fee0	74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 77 61 76 65 50 57 4d 5f 70 79 22	td>.<a.href="#Python_wavePWM_py"
14ff00	3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73	>Python</a>.</td></tr><tr><td><s
14ff20	70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 77 69 65 67 61 6e 64 5f 72 65 61 64 65 72 22 3e 3c 2f	pan.id="index_wiegand_reader"></
14ff40	73 70 61 6e 3e 57 69 65 67 61 6e 64 20 52 65 61 64 65 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20	span>Wiegand.Reader</td><td>.<a.
14ff60	68 72 65 66 3d 22 23 43 5f 77 69 65 67 61 6e 64 5f 63 22 3e 43 3c 2f 61 3e 0a 20 3c 61 20 68 72	href="#C_wiegand_c">C</a>..<a.hr
14ff80	65 66 3d 22 23 43 2b 2b 5f 77 69 65 67 61 6e 64 5f 63 70 70 22 3e 43 2b 2b 3c 2f 61 3e 0a 20 3c	ef="#C++_wiegand_cpp">C++</a>..<
14ffa0	61 20 68 72 65 66 3d 22 23 70 64 69 66 32 5f 57 44 22 3e 70 64 69 66 32 3c 2f 61 3e 0a 20 3c 61	a.href="#pdif2_WD">pdif2</a>..<a
14ffc0	20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 77 69 65 67 61 6e 64 5f 70 79 22 3e 50 79 74 68 6f	.href="#Python_wiegand_py">Pytho
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150000	00 00 01 50 75 73 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	...Pus_py">Python</a>.</td></tr>
150020	3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 67 70 69 6f 5f 74 65 73	<tr><td><span.id="index_gpio_tes
150040	74 22 3e 3c 2f 73 70 61 6e 3e 47 50 49 4f 20 74 65 73 74 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20	t"></span>GPIO.test</td><td>.<a.
150060	68 72 65 66 3d 22 23 53 68 65 6c 6c 5f 67 70 69 6f 74 65 73 74 22 3e 53 68 65 6c 6c 3c 2f 61 3e	href="#Shell_gpiotest">Shell</a>
150080	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64	.</td></tr><tr><td><span.id="ind
1500a0	65 78 5f 68 61 6c 6c 5f 65 66 66 65 63 74 5f 73 65 6e 73 6f 72 22 3e 3c 2f 73 70 61 6e 3e 48 61	ex_hall_effect_sensor"></span>Ha
1500c0	6c 6c 20 45 66 66 65 63 74 20 53 65 6e 73 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65	ll.Effect.Sensor</td><td>.<a.hre
1500e0	66 3d 22 23 43 5f 68 61 6c 6c 22 3e 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74	f="#C_hall">C</a>..<a.href="#Pyt
150100	68 6f 6e 5f 68 61 6c 6c 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	hon_hall">Python</a>.</td></tr><
150120	74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 68 78 37 31 31 5f 32 34 2d	tr><td><span.id="index_hx711_24-
150140	62 69 74 5f 61 64 63 22 3e 3c 2f 73 70 61 6e 3e 48 58 37 31 31 20 32 34 2d 62 69 74 20 41 44 43	bit_adc"></span>HX711.24-bit.ADC
150160	3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 48 58 37 31 31	</td><td>.<a.href="#Python_HX711
150180	5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	_py">Python</a>.</td></tr><tr><t
1501a0	64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 69 32 63 5f 61 64 78 6c 33 34 35 5f 61 63	d><span.id="index_i2c_adxl345_ac
1501c0	63 65 6c 65 72 6f 6d 65 74 65 72 22 3e 3c 2f 73 70 61 6e 3e 49 32 43 20 41 44 58 4c 33 34 35 20	celerometer"></span>I2C.ADXL345.
1501e0	41 63 63 65 6c 65 72 6f 6d 65 74 65 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22	Accelerometer</td><td>.<a.href="
150200	23 50 79 74 68 6f 6e 5f 69 32 63 5f 41 44 58 4c 33 34 35 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f	#Python_i2c_ADXL345_py">Python</
150220	61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69	a>.</td></tr><tr><td><span.id="i
150240	6e 64 65 78 5f 69 32 63 5f 68 6d 63 35 38 38 33 6c 5f 6d 61 67 6e 65 74 6f 6d 65 74 65 72 22 3e	ndex_i2c_hmc5883l_magnetometer">
150260	3c 2f 73 70 61 6e 3e 49 32 43 20 48 4d 43 35 38 38 33 4c 20 4d 61 67 6e 65 74 6f 6d 65 74 65 72	</span>I2C.HMC5883L.Magnetometer
150280	3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 69 32 63 5f 48	</td><td>.<a.href="#Python_i2c_H
1502a0	4d 43 35 38 38 33 4c 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72	MC5883L_py">Python</a>.</td></tr
1502c0	3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 69 32 63 5f 69 74 67	><tr><td><span.id="index_i2c_itg
1502e0	33 32 30 35 5f 67 79 72 6f 73 63 6f 70 65 22 3e 3c 2f 73 70 61 6e 3e 49 32 43 20 49 54 47 33 32	3205_gyroscope"></span>I2C.ITG32
150300	30 35 20 47 79 72 6f 73 63 6f 70 65 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23	05.Gyroscope</td><td>.<a.href="#
150320	50 79 74 68 6f 6e 5f 69 32 63 5f 49 54 47 33 32 30 35 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61	Python_i2c_ITG3205_py">Python</a
150340	3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e	>.</td></tr><tr><td><span.id="in
150360	64 65 78 5f 69 32 63 5f 6c 63 64 5f 64 69 73 70 6c 61 79 22 3e 3c 2f 73 70 61 6e 3e 49 32 43 20	dex_i2c_lcd_display"></span>I2C.
150380	4c 43 44 20 44 69 73 70 6c 61 79 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50	LCD.Display</td><td>.<a.href="#P
1503a0	79 74 68 6f 6e 5f 69 32 63 5f 6c 63 64 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74	ython_i2c_lcd_py">Python</a>.</t
1503c0	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 69	d></tr><tr><td><span.id="index_i
1503e0	32 63 5f 73 6c 61 76 65 5f 64 65 76 69 63 65 22 3e 3c 2f 73 70 61 6e 3e 49 32 43 20 73 6c 61 76	2c_slave_device"></span>I2C.slav
150400	65 20 64 65 76 69 63 65 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68	e.device</td><td>.<a.href="#Pyth
150420	6f 6e 5f 62 73 63 5f 61 72 64 75 69 6e 6f 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f	on_bsc_arduino_py">Python</a>.</
150440	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f	td></tr><tr><td><span.id="index_
150460	69 32 63 5f 73 6e 69 66 66 65 72 22 3e 3c 2f 73 70 61 6e 3e 49 32 43 20 53 6e 69 66 66 65 72 3c	i2c_sniffer"></span>I2C.Sniffer<
150480	2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 5f 49 32 43 5f 73 6e 69 66 66 65 72	/td><td>.<a.href="#C_I2C_sniffer
1504a0	22 3e 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 49 32 43 5f 73 6e	">C</a>..<a.href="#Python_I2C_sn
1504c0	69 66 66 65 72 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	iffer">Python</a>.</td></tr><tr>
1504e0	3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 69 32 63 5f 73 6f 6e 61 72 22 3e 3c	<td><span.id="index_i2c_sonar"><
150500	2f 73 70 61 6e 3e 49 32 43 20 53 6f 6e 61 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66	/span>I2C.Sonar</td><td>.<a.href
150520	3d 22 23 50 79 74 68 6f 6e 5f 69 32 63 5f 73 6f 6e 61 72 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f	="#Python_i2c_sonar_py">Python</
150540	61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69	a>.</td></tr><tr><td><span.id="i
150560	6e 64 65 78 5f 69 72 5f 72 65 63 65 69 76 65 72 22 3e 3c 2f 73 70 61 6e 3e 49 52 20 52 65 63 65	ndex_ir_receiver"></span>IR.Rece
150580	69 76 65 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 48 61 72 64 77 61 72 65	iver</td><td>.<a.href="#Hardware
1505a0	5f 65 78 5f 69 72 5f 72 65 6d 6f 74 65 22 3e 48 61 72 64 77 61 72 65 3c 2f 61 3e 0a 20 3c 61 20	_ex_ir_remote">Hardware</a>..<a.
1505c0	68 72 65 66 3d 22 23 43 5f 69 72 5f 68 61 73 68 65 72 5f 63 22 3e 43 3c 2f 61 3e 0a 20 3c 61 20	href="#C_ir_hasher_c">C</a>..<a.
1505e0	68 72 65 66 3d 22 23 43 2b 2b 5f 69 72 5f 68 61 73 68 65 72 5f 63 70 70 22 3e 43 2b 2b 3c 2f 61	href="#C++_ir_hasher_cpp">C++</a
150600	3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 69 72 5f 68 61 73 68 65 72 5f 70 79	>..<a.href="#Python_ir_hasher_py
150620	22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c	">Python</a>.</td></tr><tr><td><
150640	73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 69 72 5f 72 65 63 6f 72 64 5f 61 6e 64 5f 70 6c 61	span.id="index_ir_record_and_pla
150660	79 62 61 63 6b 22 3e 3c 2f 73 70 61 6e 3e 49 52 20 52 65 63 6f 72 64 20 61 6e 64 20 50 6c 61 79	yback"></span>IR.Record.and.Play
150680	62 61 63 6b 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 69	back</td><td>.<a.href="#Python_i
1506a0	72 72 70 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	rrp_py">Python</a>.</td></tr><tr
1506c0	3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 6b 69 76 79 5f 67 70 69 6f 5f 63	><td><span.id="index_kivy_gpio_c
1506e0	6f 6e 74 72 6f 6c 22 3e 3c 2f 73 70 61 6e 3e 4b 69 76 79 20 47 50 49 4f 20 63 6f 6e 74 72 6f 6c	ontrol"></span>Kivy.GPIO.control
150700	3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 6b 69 76 79 5f	</td><td>.<a.href="#Python_kivy_
150720	47 50 49 4f 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	GPIO_py">Python</a>.</td></tr><t
150740	72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 6c 69 67 68 74 5f 64 65 70 65	r><td><span.id="index_light_depe
150760	6e 64 65 6e 74 5f 72 65 73 69 73 74 6f 72 22 3e 3c 2f 73 70 61 6e 3e 4c 69 67 68 74 20 44 65 70	ndent_resistor"></span>Light.Dep
150780	65 6e 64 65 6e 74 20 52 65 73 69 73 74 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66	endent.Resistor</td><td>.<a.href
1507a0	3d 22 23 48 61 72 64 77 61 72 65 5f 65 78 5f 4c 44 52 22 3e 48 61 72 64 77 61 72 65 3c 2f 61 3e	="#Hardware_ex_LDR">Hardware</a>
1507c0	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64	.</td></tr><tr><td><span.id="ind
1507e0	65 78 5f 6d 61 78 36 36 37 35 5f 73 70 69 5f 74 65 6d 70 65 72 61 74 75 72 65 5f 73 65 6e 73 6f	ex_max6675_spi_temperature_senso
150800	72 22 3e 3c 2f 73 70 61 6e 3e 4d 41 58 36 36 37 35 20 53 50 49 20 54 65 6d 70 65 72 61 74 75 72	r"></span>MAX6675.SPI.Temperatur
150820	65 20 53 65 6e 73 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68	e.Sensor</td><td>.<a.href="#Pyth
150840	6f 6e 5f 4d 41 58 36 36 37 35 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c	on_MAX6675_py">Python</a>.</td><
150860	2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 6d 69 6e 69	/tr><tr><td><span.id="index_mini
150880	6d 61 6c 5f 63 6c 6f 63 6b 5f 61 63 63 65 73 73 22 3e 3c 2f 73 70 61 6e 3e 4d 69 6e 69 6d 61 6c	mal_clock_access"></span>Minimal
1508a0	20 43 6c 6f 63 6b 20 41 63 63 65 73 73 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22	.Clock.Access</td><td>.<a.href="
1508c0	23 4d 69 73 63 5f 6d 69 6e 69 6d 61 6c 5f 63 6c 6b 22 3e 4d 69 73 63 3c 2f 61 3e 0a 3c 2f 74 64	#Misc_minimal_clk">Misc</a>.</td
1508e0	3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 6d 69	></tr><tr><td><span.id="index_mi
150900	6e 69 6d 61 6c 5f 67 70 69 6f 5f 61 63 63 65 73 73 22 3e 3c 2f 73 70 61 6e 3e 4d 69 6e 69 6d 61	nimal_gpio_access"></span>Minima
150920	6c 20 47 50 49 4f 20 41 63 63 65 73 73 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22	l.GPIO.Access</td><td>.<a.href="
150940	23 4d 69 73 63 5f 6d 69 6e 69 6d 61 6c 5f 67 70 69 6f 22 3e 4d 69 73 63 3c 2f 61 3e 0a 3c 2f 74	#Misc_minimal_gpio">Misc</a>.</t
150960	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 6d	d></tr><tr><td><span.id="index_m
150980	6f 6e 69 74 6f 72 5f 67 70 69 6f 22 3e 3c 2f 73 70 61 6e 3e 4d 6f 6e 69 74 6f 72 20 47 50 49 4f	onitor_gpio"></span>Monitor.GPIO
1509a0	3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 6d 6f 6e 69 74	</td><td>.<a.href="#Python_monit
1509c0	6f 72 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	or_py">Python</a>.</td></tr><tr>
1509e0	3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 6d 6f 72 73 65 5f 63 6f 64 65 22 3e	<td><span.id="index_morse_code">
150a00	3c 2f 73 70 61 6e 3e 4d 6f 72 73 65 20 43 6f 64 65 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72	</span>Morse.Code</td><td>.<a.hr
150a20	65 66 3d 22 23 50 79 74 68 6f 6e 5f 6d 6f 72 73 65 5f 63 6f 64 65 5f 70 79 22 3e 50 79 74 68 6f	ef="#Python_morse_code_py">Pytho
150a40	6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64	n</a>.</td></tr><tr><td><span.id
150a60	3d 22 69 6e 64 65 78 5f 6d 6f 74 6f 72 5f 73 68 69 65 6c 64 22 3e 3c 2f 73 70 61 6e 3e 4d 6f 74	="index_motor_shield"></span>Mot
150a80	6f 72 20 53 68 69 65 6c 64 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 48 61 72	or.Shield</td><td>.<a.href="#Har
150aa0	64 77 61 72 65 5f 65 78 5f 6d 6f 74 6f 72 5f 73 68 69 65 6c 64 22 3e 48 61 72 64 77 61 72 65 3c	dware_ex_motor_shield">Hardware<
150ac0	2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22	/a>.</td></tr><tr><td><span.id="
150ae0	69 6e 64 65 78 5f 6e 61 6e 6f 73 65 63 6f 6e 64 5f 70 75 6c 73 65 5f 67 65 6e 65 72 61 74 69 6f	index_nanosecond_pulse_generatio
150b00	6e 22 3e 3c 2f 73 70 61 6e 3e 4e 61 6e 6f 73 65 63 6f 6e 64 20 50 75 6c 73 65 20 47 65 6e 65 72	n"></span>Nanosecond.Pulse.Gener
150b20	61 74 69 6f 6e 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 4d 69 73 63 5f 6e 61	ation</td><td>.<a.href="#Misc_na
150b40	6e 6f 70 75 6c 73 65 5f 63 22 3e 4d 69 73 63 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	nopulse_c">Misc</a>.</td></tr><t
150b60	72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 6e 72 66 32 34 22 3e 3c 2f 73	r><td><span.id="index_nrf24"></s
150b80	70 61 6e 3e 4e 52 46 32 34 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 45 78 74	pan>NRF24</td><td>.<a.href="#Ext
150ba0	65 72 6e 61 6c 5f 68 74 74 70 73 3a 2f 2f 70 79 70 69 2e 6f 72 67 2f 70 72 6f 6a 65 63 74 2f 6e	ernal_https://pypi.org/project/n
150bc0	72 66 32 34 2f 22 3e 45 78 74 65 72 6e 61 6c 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 45	rf24/">External</a>..<a.href="#E
150be0	78 74 65 72 6e 61 6c 5f 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 62 6a 61 72 6e	xternal_https://github.com/bjarn
150c00	65 2d 68 61 6e 73 65 6e 2f 70 79 2d 6e 72 66 32 34 22 3e 45 78 74 65 72 6e 61 6c 3c 2f 61 3e 0a	e-hansen/py-nrf24">External</a>.
150c20	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65	</td></tr><tr><td><span.id="inde
150c40	78 5f 6e 72 66 32 34 5f 72 61 64 69 6f 5f 74 72 61 6e 73 63 65 69 76 65 72 22 3e 3c 2f 73 70 61	x_nrf24_radio_transceiver"></spa
150c60	6e 3e 4e 52 46 32 34 20 72 61 64 69 6f 20 74 72 61 6e 73 63 65 69 76 65 72 3c 2f 74 64 3e 3c 74	n>NRF24.radio.transceiver</td><t
150c80	64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 63 6f 64 65 2f 4e 52 46 32 34 2e 70	d>.<a.href="#Python_code/NRF24.p
150ca0	79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e	y">Python</a>.</td></tr><tr><td>
150cc0	3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 70 61 72 61 6c 6c 61 78 5f 61 63 74 69 76 69 74	<span.id="index_parallax_activit
150ce0	79 62 6f 74 5f 33 36 30 22 3e 3c 2f 73 70 61 6e 3e 50 61 72 61 6c 6c 61 78 20 41 63 74 69 76 69	ybot_360"></span>Parallax.Activi
150d00	74 79 42 6f 74 20 33 36 30 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 45 78 74	tyBot.360</td><td>.<a.href="#Ext
150d20	65 72 6e 61 6c 5f 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 63 68 6f 65 66 66 65	ernal_https://github.com/choeffe
150d40	72 2f 33 36 30 70 69 62 6f 74 22 3e 45 78 74 65 72 6e 61 6c 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f	r/360pibot">External</a>.</td></
150d60	74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 70 63 61 39 36	tr><tr><td><span.id="index_pca96
150d80	38 35 5f 31 36 5f 63 68 61 6e 6e 65 6c 5f 70 77 6d 22 3e 3c 2f 73 70 61 6e 3e 50 43 41 39 36 38	85_16_channel_pwm"></span>PCA968
150da0	35 20 31 36 20 43 68 61 6e 6e 65 6c 20 50 57 4d 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65	5.16.Channel.PWM</td><td>.<a.hre
150dc0	66 3d 22 23 50 79 74 68 6f 6e 5f 50 43 41 39 36 38 35 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61	f="#Python_PCA9685_py">Python</a
150de0	3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e	>.</td></tr><tr><td><span.id="in
150e00	64 65 78 5f 70 63 66 38 35 39 31 5f 79 6c 2d 34 30 22 3e 3c 2f 73 70 61 6e 3e 50 43 46 38 35 39	dex_pcf8591_yl-40"></span>PCF859
150e20	31 20 59 4c 2d 34 30 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 43 5f 50 43 46	1.YL-40</td><td>.<a.href="#C_PCF
150e40	38 35 39 31 22 3e 43 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 50 43	8591">C</a>..<a.href="#Python_PC
150e60	46 38 35 39 31 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d 22 23 4d 69 73	F8591">Python</a>..<a.href="#Mis
150e80	63 5f 50 43 46 38 35 39 31 2d 78 22 3e 4d 69 73 63 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	c_PCF8591-x">Misc</a>.</td></tr>
150ea0	3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 70 69 67 70 69 6f 5f 62	<tr><td><span.id="index_pigpio_b
150ec0	65 6e 63 68 6d 61 72 6b 22 3e 3c 2f 73 70 61 6e 3e 70 69 67 70 69 6f 20 42 65 6e 63 68 6d 61 72	enchmark"></span>pigpio.Benchmar
150ee0	6b 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 62 65 6e 63	k</td><td>.<a.href="#Python_benc
150f00	68 5f 31 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	h_1_py">Python</a>.</td></tr><tr
150f20	3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f 70 69 67 70 69 6f 5f 63 67 69 22	><td><span.id="index_pigpio_cgi"
150f40	3e 3c 2f 73 70 61 6e 3e 70 69 67 70 69 6f 20 43 47 49 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68	></span>pigpio.CGI</td><td>.<a.h
150f60	72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 70 69 67 70 69 6f 5f 63 67 69 5f 70 79 22 3e 50 79 74 68	ref="#Python_pigpio_cgi_py">Pyth
150f80	6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69	on</a>.</td></tr><tr><td><span.i
150fa0	64 3d 22 69 6e 64 65 78 5f 70 6c 61 79 62 61 63 6b 5f 70 69 73 63 6f 70 65 5f 72 65 63 6f 72 64	d="index_playback_piscope_record
150fc0	69 6e 67 73 22 3e 3c 2f 73 70 61 6e 3e 50 6c 61 79 62 61 63 6b 20 70 69 73 63 6f 70 65 20 72 65	ings"></span>Playback.piscope.re
150fe0	63 6f 72 64 69 6e 67 73 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68	cordings</td><td>.<a.href="#Pyth
151000	00 00 01 51 63 6f 72 72 65 63 74 6c 79 20 73 65 74 20 75 70 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 73	...Qcorrectly.set.up.<br>.<br>.s
151020	75 64 6f 20 63 68 6f 77 6e 20 72 6f 6f 74 3a 67 70 69 6f 20 2f 64 65 76 2f 67 70 69 6f 6d 65 6d	udo.chown.root:gpio./dev/gpiomem
151040	3c 62 72 3e 0a 73 75 64 6f 20 63 68 6d 6f 64 20 67 2b 72 77 20 2f 64 65 76 2f 67 70 69 6f 6d 65	<br>.sudo.chmod.g+rw./dev/gpiome
151060	6d 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 75 73 65 72 20 28 64 65 66 61 75 6c 74 20 70 69 29	m<br>.<br>.The.user.(default.pi)
151080	20 6e 65 65 64 73 20 74 6f 20 62 65 20 69 6e 20 74 68 65 20 67 70 69 6f 20 67 72 6f 75 70 2e 3c	.needs.to.be.in.the.gpio.group.<
1510a0	62 72 3e 0a 3c 62 72 3e 0a 73 75 64 6f 20 61 64 64 75 73 65 72 20 70 69 20 67 70 69 6f 3c 62 72	br>.<br>.sudo.adduser.pi.gpio<br
1510c0	3e 0a 3c 62 72 3e 0a 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 66 75 6e 63 74 69 6f 6e 73 20 61	>.<br>.The.following.functions.a
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151120	4d 6f 64 65 3c 62 72 3e 0a 67 70 69 6f 53 65 74 50 75 6c 6c 55 70 44 6f 77 6e 3c 62 72 3e 0a 67	Mode<br>.gpioSetPullUpDown<br>.g
151140	70 69 6f 52 65 61 64 3c 62 72 3e 0a 67 70 69 6f 57 72 69 74 65 3c 62 72 3e 0a 67 70 69 6f 54 72	pioRead<br>.gpioWrite<br>.gpioTr
151160	69 67 67 65 72 3c 62 72 3e 0a 67 70 69 6f 52 65 61 64 42 61 6e 6b 31 3c 62 72 3e 0a 67 70 69 6f	igger<br>.gpioReadBank1<br>.gpio
151180	52 65 61 64 42 61 6e 6b 32 3c 62 72 3e 0a 67 70 69 6f 43 6c 65 61 72 42 61 6e 6b 31 3c 62 72 3e	ReadBank2<br>.gpioClearBank1<br>
1511a0	0a 67 70 69 6f 43 6c 65 61 72 42 61 6e 6b 32 3c 62 72 3e 0a 67 70 69 6f 53 65 74 42 61 6e 6b 31	.gpioClearBank2<br>.gpioSetBank1
1511c0	3c 62 72 3e 0a 67 70 69 6f 53 65 74 42 61 6e 6b 32 3c 62 72 3e 0a 67 70 69 6f 48 61 72 64 77 61	<br>.gpioSetBank2<br>.gpioHardwa
1511e0	72 65 52 65 76 69 73 69 6f 6e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f	reRevision<br>.<br>.</td></tr></
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151360	72 67 2f 70 72 6f 6a 65 63 74 2f 6e 72 66 32 34 2f 22 3e 4e 52 46 32 34 3c 2f 61 3e 3c 62 72 3e	rg/project/nrf24/">NRF24</a><br>
151380	32 30 32 30 2d 30 34 2d 32 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 50 79 74 68 6f 6e	2020-04-20</span></td><td>Python
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1514c0	3c 62 72 3e 32 30 32 30 2d 30 34 2d 32 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6f	<br>2020-04-20</span></td><td>Co
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151500	20 4e 52 46 32 34 20 6d 6f 64 75 6c 65 2e 20 20 43 6c 65 61 6e 65 64 20 75 70 20 61 6e 64 20 61	.NRF24.module...Cleaned.up.and.a
151520	64 64 65 64 20 73 75 70 70 6f 72 74 20 66 6f 72 20 72 65 61 64 69 6e 67 20 66 72 6f 6d 20 6d 75	dded.support.for.reading.from.mu
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1515e0	3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69	<br>.</td></tr><tr><td.style="wi
151600	64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b	dth:.150px;.vertical-align:.top;
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151660	2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 73 74 72 69 70 63 6f 64 65 2f 70 69 67 70 69 6f 2d 73 74	//github.com/stripcode/pigpio-st
151680	65 70 70 65 72 2d 6d 6f 74 6f 72 22 3e 3c 61 20 68 72 65 66 3d 22 68 74 74 70 73 3a 2f 2f 67 69	epper-motor"><a.href="https://gi
1516a0	74 68 75 62 2e 63 6f 6d 2f 73 74 72 69 70 63 6f 64 65 2f 70 69 67 70 69 6f 2d 73 74 65 70 70 65	thub.com/stripcode/pigpio-steppe
1516c0	72 2d 6d 6f 74 6f 72 22 3e 53 74 65 70 70 65 72 20 4d 6f 74 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30	r-motor">Stepper.Motor</a><br>20
1516e0	31 36 2d 30 38 2d 31 32 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 53 74 65 70 70 65 72 20	16-08-12</span></td><td>Stepper.
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151720	74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74	tr><td.style="width:.150px;.vert
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151780	22 45 78 74 65 72 6e 61 6c 5f 68 74 74 70 73 3a 2f 2f 67 69 74 68 75 62 2e 63 6f 6d 2f 63 68 6f	"External_https://github.com/cho
1517a0	65 66 66 65 72 2f 33 36 30 70 69 62 6f 74 22 3e 3c 61 20 68 72 65 66 3d 22 68 74 74 70 73 3a 2f	effer/360pibot"><a.href="https:/
1517c0	2f 67 69 74 68 75 62 2e 63 6f 6d 2f 63 68 6f 65 66 66 65 72 2f 33 36 30 70 69 62 6f 74 22 3e 50	/github.com/choeffer/360pibot">P
1517e0	61 72 61 6c 6c 61 78 20 41 63 74 69 76 69 74 79 42 6f 74 20 33 36 30 3c 2f 61 3e 3c 62 72 3e 32	arallax.ActivityBot.360</a><br>2
151800	30 31 38 2d 31 31 2d 30 33 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 50 79 74 68 6f 6e 20	018-11-03</span></td><td>Python.
151820	33 20 69 6d 70 6c 65 6d 65 6e 74 61 74 69 6f 6e 20 66 6f 72 20 70 72 6f 67 72 61 6d 6d 69 6e 67	3.implementation.for.programming
151840	20 61 20 50 61 72 61 6c 6c 61 78 20 41 63 74 69 76 69 74 79 42 6f 74 20 33 36 30 20 52 6f 62 6f	.a.Parallax.ActivityBot.360.Robo
151860	74 20 4b 69 74 20 77 69 74 68 20 61 20 52 61 73 70 62 65 72 72 79 20 50 69 2e 3c 62 72 3e 0a 3c	t.Kit.with.a.Raspberry.Pi.<br>.<
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151900	6c 70 61 64 64 69 6e 67 3d 22 34 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 34 22 3e 3c 74 62	lpadding="4".cellspacing="4"><tb
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151940	6d 68 7a 5f 6b 65 79 66 6f 62 5f 72 78 2f 74 78 22 3e 3c 2f 73 70 61 6e 3e 34 33 33 4d 48 7a 20	mhz_keyfob_rx/tx"></span>433MHz.
151960	4b 65 79 66 6f 62 20 52 58 2f 54 58 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23	Keyfob.RX/TX</td><td>.<a.href="#
151980	70 64 69 66 32 5f 5f 34 33 33 44 22 3e 70 64 69 66 32 3c 2f 61 3e 0a 20 3c 61 20 68 72 65 66 3d	pdif2__433D">pdif2</a>..<a.href=
1519a0	22 23 50 79 74 68 6f 6e 5f 5f 34 33 33 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74	"#Python__433_py">Python</a>.</t
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1519e0	2d 73 65 67 6d 65 6e 74 5f 6c 65 64 5f 64 69 73 70 6c 61 79 5f 6d 75 6c 74 69 70 6c 65 78 69 6e	-segment_led_display_multiplexin
151a00	67 22 3e 3c 2f 73 70 61 6e 3e 37 2d 53 65 67 6d 65 6e 74 20 4c 45 44 20 44 69 73 70 6c 61 79 20	g"></span>7-Segment.LED.Display.
151a20	4d 75 6c 74 69 70 6c 65 78 69 6e 67 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23	Multiplexing</td><td>.<a.href="#
151a40	50 79 74 68 6f 6e 5f 5f 37 5f 73 65 67 6d 65 6e 74 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f	Python__7_segment">Python</a>.</
151a60	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d 22 69 6e 64 65 78 5f	td></tr><tr><td><span.id="index_
151a80	61 64 78 6c 33 34 35 22 3e 3c 2f 73 70 61 6e 3e 41 44 58 4c 33 34 35 3c 2f 74 64 3e 3c 74 64 3e	adxl345"></span>ADXL345</td><td>
151aa0	20 3c 61 20 68 72 65 66 3d 22 23 4d 69 73 63 5f 61 64 78 6c 33 34 35 5f 63 22 3e 4d 69 73 63 3c	.<a.href="#Misc_adxl345_c">Misc<
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151ae0	69 6e 64 65 78 5f 61 70 61 31 30 32 5f 6c 65 64 5f 73 74 72 69 70 5f 64 72 69 76 65 72 22 3e 3c	index_apa102_led_strip_driver"><
151b00	2f 73 70 61 6e 3e 41 50 41 31 30 32 20 4c 45 44 20 73 74 72 69 70 20 64 72 69 76 65 72 3c 2f 74	/span>APA102.LED.strip.driver</t
151b20	64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 74 65 73 74 2d 41 50 41	d><td>.<a.href="#Python_test-APA
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151ca0	32 5f 61 6d 32 33 30 32 5f 73 65 6e 73 6f 72 22 3e 3c 2f 73 70 61 6e 3e 44 48 54 32 32 20 41 4d	2_am2302_sensor"></span>DHT22.AM
151cc0	32 33 30 32 20 53 65 6e 73 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50	2302.Sensor</td><td>.<a.href="#P
151ce0	79 74 68 6f 6e 5f 44 48 54 32 32 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 0a 3c 2f 74 64 3e	ython_DHT22_py">Python</a>.</td>
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151d20	38 62 32 30 5f 74 65 6d 70 65 72 61 74 75 72 65 5f 73 65 6e 73 6f 72 22 3e 3c 2f 73 70 61 6e 3e	8b20_temperature_sensor"></span>
151d40	44 53 31 38 42 32 30 20 54 65 6d 70 65 72 61 74 75 72 65 20 53 65 6e 73 6f 72 3c 2f 74 64 3e 3c	DS18B20.Temperature.Sensor</td><
151d60	74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 44 53 31 38 42 32 30 2d 31 5f 70	td>.<a.href="#Python_DS18B20-1_p
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151de0	22 3e 3c 2f 73 70 61 6e 3e 44 75 73 74 20 53 65 6e 73 6f 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61	"></span>Dust.Sensor</td><td>.<a
151e00	20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 50 50 44 34 32 4e 53 5f 70 79 22 3e 50 79 74 68 6f	.href="#Python_PPD42NS_py">Pytho
151e20	6e 3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64	n</a>.</td></tr><tr><td><span.id
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151e60	6e 3e 45 61 73 79 20 61 73 20 50 69 20 53 65 72 76 65 72 3c 2f 74 64 3e 3c 74 64 3e 20 3c 61 20	n>Easy.as.Pi.Server</td><td>.<a.
151e80	68 72 65 66 3d 22 23 4d 69 73 63 5f 45 61 73 79 41 73 50 69 53 65 72 76 65 72 22 3e 4d 69 73 63	href="#Misc_EasyAsPiServer">Misc
151ea0	3c 2f 61 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 3e 3c 73 70 61 6e 20 69 64 3d	</a>.</td></tr><tr><td><span.id=
151ec0	22 69 6e 64 65 78 5f 66 72 65 71 75 65 6e 63 79 5f 63 6f 75 6e 74 65 72 5f 31 22 3e 3c 2f 73 70	"index_frequency_counter_1"></sp
151ee0	61 6e 3e 46 72 65 71 75 65 6e 63 79 20 43 6f 75 6e 74 65 72 20 31 3c 2f 74 64 3e 3c 74 64 3e 20	an>Frequency.Counter.1</td><td>.
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151f80	65 66 3d 22 23 43 5f 66 72 65 71 5f 63 6f 75 6e 74 5f 32 22 3e 43 3c 2f 61 3e 0a 3c 2f 74 64 3e	ef="#C_freq_count_2">C</a>.</td>
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151fc0	6f 5f 73 74 61 74 75 73 22 3e 3c 2f 73 70 61 6e 3e 47 50 49 4f 20 53 74 61 74 75 73 3c 2f 74 64	o_status"></span>GPIO.Status</td
151fe0	3e 3c 74 64 3e 20 3c 61 20 68 72 65 66 3d 22 23 50 79 74 68 6f 6e 5f 67 70 69 6f 5f 73 74 61 74	><td>.<a.href="#Python_gpio_stat
152000	00 00 01 52 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74	...Ront-size:.0.8em;.font-weight
152020	3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 4d 69 73 63 5f 61 64 78 6c 33 34 35 5f	:.bold;"><span.id="Misc_adxl345_
152040	63 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 61 64 78 6c 33 34 35 5f 63 2e 7a 69 70 22 3e	c"><a.href="code/adxl345_c.zip">
152060	41 44 58 4c 33 34 35 3c 2f 61 3e 3c 62 72 3e 32 30 31 34 2d 30 33 2d 31 32 3c 2f 73 70 61 6e 3e	ADXL345</a><br>2014-03-12</span>
152080	3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 43 20 70 72 6f 67 72 61 6d 20 72 65 61 64 73 20 78 2c	</td><td>This.C.program.reads.x,
1520a0	20 79 2c 20 61 6e 64 20 7a 20 61 63 63 65 6c 65 72 61 74 69 6f 6e 73 20 66 72 6f 6d 20 74 68 65	.y,.and.z.accelerations.from.the
1520c0	20 41 44 58 4c 33 34 35 20 76 69 61 20 49 32 43 20 61 64 64 72 65 73 73 20 30 78 35 33 2e 3c 62	.ADXL345.via.I2C.address.0x53.<b
1520e0	72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d	r>.<br>.</td></tr><tr><td.style=
152100	22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74	"width:.150px;.vertical-align:.t
152120	6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68	op;.font-size:.0.8em;.font-weigh
152140	74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 4d 69 73 63 5f 44 53 31 38 42 32 30	t:.bold;"><span.id="Misc_DS18B20
152160	5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 44 53 31 38 42 32 30 5f 70 79 2e 7a 69	_py"><a.href="code/DS18B20_py.zi
152180	70 22 3e 44 53 31 38 42 32 30 20 54 65 6d 70 65 72 61 74 75 72 65 20 53 65 6e 73 6f 72 3c 2f 61	p">DS18B20.Temperature.Sensor</a
1521a0	3e 3c 62 72 3e 32 30 31 36 2d 30 34 2d 32 35 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54	><br>2016-04-25</span></td><td>T
1521c0	68 69 73 20 50 79 74 68 6f 6e 20 73 63 72 69 70 74 20 72 65 61 64 73 20 74 68 65 20 74 65 6d 70	his.Python.script.reads.the.temp
1521e0	65 72 61 74 75 72 65 20 66 72 6f 6d 20 61 6e 79 20 44 53 31 38 42 32 30 20 73 65 6e 73 6f 72 73	erature.from.any.DS18B20.sensors
152200	20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 31 2d 77 69 72 65 20 62 75 73 2e 3c 62 72	.connected.to.the.1-wire.bus.<br
152220	3e 0a 3c 62 72 3e 0a 54 6f 20 65 6e 61 62 6c 65 20 74 68 65 20 31 2d 77 69 72 65 20 62 75 73 20	>.<br>.To.enable.the.1-wire.bus.
152240	61 64 64 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 6c 69 6e 65 20 74 6f 20 2f 62 6f 6f 74 2f	add.the.following.line.to./boot/
152260	63 6f 6e 66 69 67 2e 74 78 74 20 61 6e 64 20 72 65 62 6f 6f 74 2e 3c 62 72 3e 0a 3c 62 72 3e 0a	config.txt.and.reboot.<br>.<br>.
152280	64 74 6f 76 65 72 6c 61 79 3d 77 31 2d 67 70 69 6f 3c 62 72 3e 0a 3c 62 72 3e 0a 42 79 20 64 65	dtoverlay=w1-gpio<br>.<br>.By.de
1522a0	66 61 75 6c 74 20 79 6f 75 20 73 68 6f 75 6c 64 20 63 6f 6e 6e 65 63 74 20 74 68 65 20 44 53 31	fault.you.should.connect.the.DS1
1522c0	38 42 32 30 20 64 61 74 61 20 6c 69 6e 65 20 74 6f 20 47 50 49 4f 20 34 20 28 70 69 6e 20 37 29	8B20.data.line.to.GPIO.4.(pin.7)
1522e0	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 43 6f 6e 6e 65 63 74 20 33 56 33 20 6f 72 20 35 56 20 66 6f 72	.<br>.<br>.Connect.3V3.or.5V.for
152300	20 70 6f 77 65 72 2c 20 67 72 6f 75 6e 64 20 74 6f 20 67 72 6f 75 6e 64 2c 20 34 6b 37 20 70 75	.power,.ground.to.ground,.4k7.pu
152320	6c 6c 2d 75 70 20 6f 6e 20 64 61 74 61 20 6c 69 6e 65 20 74 6f 20 33 56 33 2c 20 61 6e 64 20 64	ll-up.on.data.line.to.3V3,.and.d
152340	61 74 61 20 6c 69 6e 65 20 74 6f 20 47 50 49 4f 20 34 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74	ata.line.to.GPIO.4.<br>.<br>.</t
152360	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30	d></tr><tr><td.style="width:.150
152380	70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69	px;.vertical-align:.top;.font-si
1523a0	7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c	ze:.0.8em;.font-weight:.bold;"><
1523c0	73 70 61 6e 20 69 64 3d 22 4d 69 73 63 5f 45 61 73 79 41 73 50 69 53 65 72 76 65 72 22 3e 3c 61	span.id="Misc_EasyAsPiServer"><a
1523e0	20 68 72 65 66 3d 22 63 6f 64 65 2f 45 61 73 79 41 73 50 69 53 65 72 76 65 72 2e 7a 69 70 22 3e	.href="code/EasyAsPiServer.zip">
152400	45 61 73 79 20 61 73 20 50 69 20 53 65 72 76 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 34 2d 30 39	Easy.as.Pi.Server</a><br>2014-09
152420	2d 31 35 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 50 79 74 68 6f 6e 20 63	-15</span></td><td>This.Python.c
152440	6c 61 73 73 20 69 6d 70 6c 65 6d 65 6e 74 73 20 61 20 73 69 6d 70 6c 65 20 73 65 72 76 65 72 20	lass.implements.a.simple.server.
152460	77 68 69 63 68 20 61 6c 6c 6f 77 73 20 62 72 6f 73 77 65 72 20 63 6f 6d 6d 61 6e 64 73 20 74 6f	which.allows.broswer.commands.to
152480	20 62 65 20 65 78 65 63 75 74 65 64 20 6f 6e 20 74 68 65 20 50 69 2e 3c 62 72 3e 0a 3c 62 72 3e	.be.executed.on.the.Pi.<br>.<br>
1524a0	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a	.</td></tr><tr><td.style="width:
1524c0	20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e	.150px;.vertical-align:.top;.fon
1524e0	74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64	t-size:.0.8em;.font-weight:.bold
152500	3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 4d 69 73 63 5f 6d 69 6e 69 6d 61 6c 5f 63 6c 6b 22 3e 3c	;"><span.id="Misc_minimal_clk"><
152520	61 20 68 72 65 66 3d 22 63 6f 64 65 2f 6d 69 6e 69 6d 61 6c 5f 63 6c 6b 2e 7a 69 70 22 3e 4d 69	a.href="code/minimal_clk.zip">Mi
152540	6e 69 6d 61 6c 20 43 6c 6f 63 6b 20 41 63 63 65 73 73 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 30	nimal.Clock.Access</a><br>2015-0
152560	35 2d 32 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 43 20 63 6f 64 65 20	5-20</span></td><td>This.C.code.
152580	73 65 74 73 20 47 50 49 4f 20 34 20 74 6f 20 61 20 73 70 65 63 69 66 69 65 64 20 63 6c 6f 63 6b	sets.GPIO.4.to.a.specified.clock
1525a0	20 66 72 65 71 75 65 6e 63 79 2e 20 20 54 68 65 20 66 72 65 71 75 65 6e 63 79 20 63 61 6e 20 62	.frequency...The.frequency.can.b
1525c0	65 20 73 65 74 20 62 65 74 77 65 65 6e 20 34 2e 36 38 37 35 20 6b 48 7a 20 61 6e 64 20 35 30 30	e.set.between.4.6875.kHz.and.500
1525e0	20 4d 48 7a 20 28 75 6e 74 65 73 74 65 64 29 2e 20 20 54 68 65 20 63 6c 6f 63 6b 20 63 61 6e 20	.MHz.(untested)...The.clock.can.
152600	62 65 20 70 72 65 66 65 72 65 6e 74 69 61 6c 6c 79 20 73 65 74 20 66 72 6f 6d 20 6f 6e 65 20 6f	be.preferentially.set.from.one.o
152620	66 20 74 68 65 20 73 6f 75 72 63 65 73 20 4f 53 43 20 28 31 39 2e 32 4d 48 7a 29 2c 20 48 44 4d	f.the.sources.OSC.(19.2MHz),.HDM
152640	49 20 28 32 31 36 4d 48 7a 29 2c 20 50 4c 4c 44 20 28 35 30 30 4d 48 7a 29 2c 20 6f 72 20 50 4c	I.(216MHz),.PLLD.(500MHz),.or.PL
152660	4c 43 20 28 31 30 30 30 4d 48 7a 29 2e 20 20 4d 41 53 48 20 63 61 6e 20 62 65 20 73 65 74 20 62	LC.(1000MHz)...MASH.can.be.set.b
152680	65 74 77 65 65 6e 20 30 20 61 6e 64 20 33 2e 20 20 4d 41 53 48 20 6d 61 79 20 6e 6f 74 20 77 6f	etween.0.and.3...MASH.may.not.wo
1526a0	72 6b 20 70 72 6f 70 65 72 6c 79 20 66 6f 72 20 63 6c 6f 63 6b 20 64 69 76 69 64 65 72 73 20 6c	rk.properly.for.clock.dividers.l
1526c0	65 73 73 20 74 68 61 6e 20 35 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	ess.than.5.<br>.<br>.</td></tr><
1526e0	74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74	tr><td.style="width:.150px;.vert
152700	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65	ical-align:.top;.font-size:.0.8e
152720	6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d	m;.font-weight:.bold;"><span.id=
152740	22 4d 69 73 63 5f 6d 69 6e 69 6d 61 6c 5f 67 70 69 6f 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64	"Misc_minimal_gpio"><a.href="cod
152760	65 2f 6d 69 6e 69 6d 61 6c 5f 67 70 69 6f 2e 7a 69 70 22 3e 4d 69 6e 69 6d 61 6c 20 47 50 49 4f	e/minimal_gpio.zip">Minimal.GPIO
152780	20 41 63 63 65 73 73 3c 2f 61 3e 3c 62 72 3e 32 30 31 39 2d 30 37 2d 30 33 3c 2f 73 70 61 6e 3e	.Access</a><br>2019-07-03</span>
1527a0	3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 43 20 63 6f 64 65 20 68 61 73 20 61 20 6d 69 6e 69 6d	</td><td>This.C.code.has.a.minim
1527c0	61 6c 20 73 65 74 20 6f 66 20 66 75 6e 63 74 69 6f 6e 73 20 6e 65 65 64 65 64 20 74 6f 20 63 6f	al.set.of.functions.needed.to.co
1527e0	6e 74 72 6f 6c 20 74 68 65 20 47 50 49 4f 20 61 6e 64 20 6f 74 68 65 72 20 42 72 6f 61 64 63 6f	ntrol.the.GPIO.and.other.Broadco
152800	6d 20 70 65 72 69 70 68 65 72 61 6c 73 2e 20 20 54 68 65 20 70 72 6f 67 72 61 6d 20 72 65 71 75	m.peripherals...The.program.requ
152820	69 72 65 73 20 72 6f 6f 74 20 70 72 69 76 69 6c 65 67 65 73 20 74 6f 20 72 75 6e 2e 20 53 65 65	ires.root.privileges.to.run..See
152840	20 54 69 6e 79 20 47 50 49 4f 20 61 63 63 65 73 73 20 66 6f 72 20 61 6e 20 61 6c 74 65 72 6e 61	.Tiny.GPIO.access.for.an.alterna
152860	74 69 76 65 20 77 68 69 63 68 20 63 6f 6e 74 72 6f 6c 73 20 74 68 65 20 47 50 49 4f 20 28 62 75	tive.which.controls.the.GPIO.(bu
152880	74 20 6e 6f 74 20 74 68 65 20 6f 74 68 65 72 20 70 65 72 69 70 68 65 72 61 6c 73 29 20 61 6e 64	t.not.the.other.peripherals).and
1528a0	20 64 6f 65 73 20 6e 6f 74 20 72 65 71 75 69 72 65 20 72 6f 6f 74 20 61 63 63 65 73 73 2e 3c 62	.does.not.require.root.access.<b
1528c0	72 3e 0a 3c 62 72 3e 0a 54 68 65 20 63 6f 64 65 20 68 61 73 20 62 65 65 6e 20 75 70 64 61 74 65	r>.<br>.The.code.has.been.update
1528e0	64 20 66 6f 72 20 74 68 65 20 42 43 4d 32 37 31 31 20 28 50 69 34 42 29 2e 3c 62 72 3e 0a 3c 62	d.for.the.BCM2711.(Pi4B).<br>.<b
152900	72 3e 0a 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 66 75 6e 63 74 69 6f 6e 73 20 61 72 65 20 70	r>.The.following.functions.are.p
152920	72 6f 76 69 64 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 67 70 69 6f 49 6e 69 74 69 61 6c 69 73 65	rovided.<br>.<br>.gpioInitialise
152940	3c 62 72 3e 0a 67 70 69 6f 53 65 74 4d 6f 64 65 3c 62 72 3e 0a 67 70 69 6f 47 65 74 4d 6f 64 65	<br>.gpioSetMode<br>.gpioGetMode
152960	3c 62 72 3e 0a 67 70 69 6f 53 65 74 50 75 6c 6c 55 70 44 6f 77 6e 3c 62 72 3e 0a 67 70 69 6f 52	<br>.gpioSetPullUpDown<br>.gpioR
152980	65 61 64 3c 62 72 3e 0a 67 70 69 6f 57 72 69 74 65 3c 62 72 3e 0a 67 70 69 6f 54 72 69 67 67 65	ead<br>.gpioWrite<br>.gpioTrigge
1529a0	72 3c 62 72 3e 0a 67 70 69 6f 52 65 61 64 42 61 6e 6b 31 3c 62 72 3e 0a 67 70 69 6f 52 65 61 64	r<br>.gpioReadBank1<br>.gpioRead
1529c0	42 61 6e 6b 32 3c 62 72 3e 0a 67 70 69 6f 43 6c 65 61 72 42 61 6e 6b 31 3c 62 72 3e 0a 67 70 69	Bank2<br>.gpioClearBank1<br>.gpi
1529e0	6f 43 6c 65 61 72 42 61 6e 6b 32 3c 62 72 3e 0a 67 70 69 6f 53 65 74 42 61 6e 6b 31 3c 62 72 3e	oClearBank2<br>.gpioSetBank1<br>
152a00	0a 67 70 69 6f 53 65 74 42 61 6e 6b 32 3c 62 72 3e 0a 67 70 69 6f 48 61 72 64 77 61 72 65 52 65	.gpioSetBank2<br>.gpioHardwareRe
152a20	76 69 73 69 6f 6e 3c 62 72 3e 0a 67 70 69 6f 54 69 63 6b 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74	vision<br>.gpioTick<br>.<br>.</t
152a40	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30	d></tr><tr><td.style="width:.150
152a60	70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69	px;.vertical-align:.top;.font-si
152a80	7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c	ze:.0.8em;.font-weight:.bold;"><
152aa0	73 70 61 6e 20 69 64 3d 22 4d 69 73 63 5f 6e 61 6e 6f 70 75 6c 73 65 5f 63 22 3e 3c 61 20 68 72	span.id="Misc_nanopulse_c"><a.hr
152ac0	65 66 3d 22 63 6f 64 65 2f 6e 61 6e 6f 70 75 6c 73 65 5f 63 2e 7a 69 70 22 3e 4e 61 6e 6f 73 65	ef="code/nanopulse_c.zip">Nanose
152ae0	63 6f 6e 64 20 50 75 6c 73 65 20 47 65 6e 65 72 61 74 69 6f 6e 3c 2f 61 3e 3c 62 72 3e 32 30 31	cond.Pulse.Generation</a><br>201
152b00	34 2d 30 31 2d 32 39 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 43 20 70 72	4-01-29</span></td><td>This.C.pr
152b20	6f 67 72 61 6d 20 75 73 65 73 20 74 68 65 20 50 57 4d 20 70 65 72 69 70 68 65 72 61 6c 20 74 6f	ogram.uses.the.PWM.peripheral.to
152b40	20 67 65 6e 65 72 61 74 65 20 70 72 65 63 69 73 65 6c 79 20 74 69 6d 65 64 20 70 75 6c 73 65 73	.generate.precisely.timed.pulses
152b60	20 6f 66 20 76 65 72 79 20 73 68 6f 72 74 20 64 75 72 61 74 69 6f 6e 2e 20 20 50 75 6c 73 65 73	.of.very.short.duration...Pulses
152b80	20 61 73 20 73 68 6f 72 74 20 61 73 20 34 20 6e 61 6e 6f 20 73 65 63 6f 6e 64 73 20 63 61 6e 20	.as.short.as.4.nano.seconds.can.
152ba0	62 65 20 67 65 6e 65 72 61 74 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72	be.generated.<br>.<br>.</td></tr
152bc0	3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65	><tr><td.style="width:.150px;.ve
152be0	72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e	rtical-align:.top;.font-size:.0.
152c00	38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69	8em;.font-weight:.bold;"><span.i
152c20	64 3d 22 4d 69 73 63 5f 50 43 46 38 35 39 31 2d 78 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65	d="Misc_PCF8591-x"><a.href="code
152c40	2f 50 43 46 38 35 39 31 2d 78 2e 7a 69 70 22 3e 50 43 46 38 35 39 31 20 59 4c 2d 34 30 3c 2f 61	/PCF8591-x.zip">PCF8591.YL-40</a
152c60	3e 3c 62 72 3e 32 30 31 34 2d 30 38 2d 32 36 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43	><br>2014-08-26</span></td><td>C
152c80	20 61 6e 64 20 50 79 74 68 6f 6e 20 63 6f 64 65 20 74 6f 20 72 65 61 64 20 74 68 65 20 28 49 32	.and.Python.code.to.read.the.(I2
152ca0	43 29 20 50 43 46 38 35 39 31 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	C).PCF8591.<br>.<br>.</td></tr><
152cc0	74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74	tr><td.style="width:.150px;.vert
152ce0	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65	ical-align:.top;.font-size:.0.8e
152d00	6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d	m;.font-weight:.bold;"><span.id=
152d20	22 4d 69 73 63 5f 63 6f 64 65 2f 73 70 69 2d 64 72 69 76 65 72 2d 73 70 65 65 64 2e 63 22 3e 3c	"Misc_code/spi-driver-speed.c"><
152d40	61 20 68 72 65 66 3d 22 63 6f 64 65 2f 73 70 69 2d 64 72 69 76 65 72 2d 73 70 65 65 64 2e 63 22	a.href="code/spi-driver-speed.c"
152d60	3e 53 50 49 20 4c 69 6e 75 78 20 64 72 69 76 65 72 20 73 70 65 65 64 20 74 65 73 74 3c 2f 61 3e	>SPI.Linux.driver.speed.test</a>
152d80	3c 62 72 3e 32 30 31 36 2d 31 31 2d 30 36 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54 68	<br>2016-11-06</span></td><td>Th
152da0	69 73 20 43 20 63 6f 64 65 20 69 73 20 75 73 65 64 20 74 6f 20 62 65 6e 63 68 6d 61 72 6b 20 74	is.C.code.is.used.to.benchmark.t
152dc0	68 65 20 4c 69 6e 75 78 20 53 50 49 20 64 72 69 76 65 72 20 6f 6e 20 74 68 65 20 50 69 2e 20 20	he.Linux.SPI.driver.on.the.Pi...
152de0	54 68 65 20 63 6f 64 65 20 65 78 65 63 75 74 65 73 20 61 20 67 69 76 65 6e 20 6e 75 6d 62 65 72	The.code.executes.a.given.number
152e00	20 6f 66 20 6c 6f 6f 70 73 20 61 74 20 61 20 67 69 76 65 6e 20 62 61 75 64 20 72 61 74 65 20 61	.of.loops.at.a.given.baud.rate.a
152e20	6e 64 20 62 79 74 65 73 20 70 65 72 20 74 72 61 6e 73 66 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a	nd.bytes.per.transfer.<br>.<br>.
152e40	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20	</td></tr><tr><td.style="width:.
152e60	31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74	150px;.vertical-align:.top;.font
152e80	2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b	-size:.0.8em;.font-weight:.bold;
152ea0	22 3e 3c 73 70 61 6e 20 69 64 3d 22 4d 69 73 63 5f 74 69 6e 79 5f 67 70 69 6f 22 3e 3c 61 20 68	"><span.id="Misc_tiny_gpio"><a.h
152ec0	72 65 66 3d 22 63 6f 64 65 2f 74 69 6e 79 5f 67 70 69 6f 2e 7a 69 70 22 3e 54 69 6e 79 20 47 50	ref="code/tiny_gpio.zip">Tiny.GP
152ee0	49 4f 20 41 63 63 65 73 73 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 34 2d 33 30 3c 2f 73 70 61	IO.Access</a><br>2016-04-30</spa
152f00	6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 43 20 63 6f 64 65 20 68 61 73 20 61 20 6d 69 6e	n></td><td>This.C.code.has.a.min
152f20	69 6d 61 6c 20 73 65 74 20 6f 66 20 66 75 6e 63 74 69 6f 6e 73 20 6e 65 65 64 65 64 20 74 6f 20	imal.set.of.functions.needed.to.
152f40	63 6f 6e 74 72 6f 6c 20 74 68 65 20 47 50 49 4f 20 77 69 74 68 6f 75 74 20 6e 65 65 64 69 6e 67	control.the.GPIO.without.needing
152f60	20 72 6f 6f 74 20 70 72 69 76 69 6c 65 67 65 73 20 28 69 74 20 75 73 65 73 20 2f 64 65 76 2f 67	.root.privileges.(it.uses./dev/g
152f80	70 69 6f 6d 65 6d 20 74 6f 20 61 63 63 65 73 73 20 74 68 65 20 47 50 49 4f 29 2e 3c 62 72 3e 0a	piomem.to.access.the.GPIO).<br>.
152fa0	3c 62 72 3e 0a 59 6f 75 20 6d 61 79 20 6e 65 65 64 20 74 6f 20 63 68 61 6e 67 65 20 74 68 65 20	<br>.You.may.need.to.change.the.
152fc0	70 65 72 6d 69 73 73 69 6f 6e 73 20 61 6e 64 20 6f 77 6e 65 72 73 68 69 70 20 6f 66 20 2f 64 65	permissions.and.ownership.of./de
152fe0	76 2f 67 70 69 6f 6d 65 6d 20 69 66 20 74 68 65 79 20 68 61 76 65 20 6e 6f 74 20 62 65 65 6e 20	v/gpiomem.if.they.have.not.been.
153000	00 00 00 00 3c 74 62 6f 64 79 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74	....<tbody>.<tr>.<td.style="vert
153020	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 4c 69 76 65 3c 62 72 3e 3c 2f 74 64 3e 0a	ical-align:.top;">Live<br></td>.
153040	3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22	<td.style="vertical-align:.top;"
153060	3e 54 68 65 20 6c 61 74 65 73 74 20 47 50 49 4f 20 73 61 6d 70 6c 65 73 20 61 72 65 0a 64 69 73	>The.latest.GPIO.samples.are.dis
153080	70 6c 61 79 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 6d 6f 64 65 20 77 69 6c 6c 20 61	played.<br>.<br>.The.mode.will.a
1530a0	75 74 6f 6d 61 74 69 63 61 6c 6c 79 20 63 68 61 6e 67 65 20 74 6f 20 50 61 75 73 65 20 69 66 20	utomatically.change.to.Pause.if.
1530c0	61 20 73 61 6d 70 6c 69 6e 67 20 74 72 69 67 67 65 72 0a 69 73 20 64 65 74 65 63 74 65 64 2e 3c	a.sampling.trigger.is.detected.<
1530e0	62 72 3e 0a 3c 62 72 3e 0a 54 68 65 72 65 20 61 72 65 20 66 6f 75 72 20 74 72 69 67 67 65 72 73	br>.<br>.There.are.four.triggers
153100	2e 26 6e 62 73 70 3b 20 45 61 63 68 20 74 72 69 67 67 65 72 20 69 73 20 6d 61 64 65 20 75 70 20	.&nbsp;.Each.trigger.is.made.up.
153120	6f 66 20 61 0a 63 6f 6d 62 69 6e 61 74 69 6f 6e 20 6f 66 20 47 50 49 4f 20 73 74 61 74 65 73 20	of.a.combination.of.GPIO.states.
153140	28 6f 6e 65 20 6f 66 20 64 6f 6e 27 74 20 63 61 72 65 2c 20 6c 6f 77 2c 20 68 69 67 68 2c 20 65	(one.of.don't.care,.low,.high,.e
153160	64 67 65 2c 0a 66 61 6c 6c 69 6e 67 2c 20 6f 72 20 72 69 73 69 6e 67 20 70 65 72 20 47 50 49 4f	dge,.falling,.or.rising.per.GPIO
153180	29 2e 26 6e 62 73 70 3b 20 54 72 69 67 67 65 72 73 20 61 72 65 20 61 6c 77 61 79 73 0a 63 6f 75	).&nbsp;.Triggers.are.always.cou
1531a0	6e 74 65 64 2e 26 6e 62 73 70 3b 20 49 6e 20 61 64 64 69 74 69 6f 6e 20 61 20 74 72 69 67 67 65	nted.&nbsp;.In.addition.a.trigge
1531c0	72 20 6d 61 79 20 62 65 20 73 61 6d 70 6c 65 20 74 6f 2c 20 73 61 6d 70 6c 65 0a 61 72 6f 75 6e	r.may.be.sample.to,.sample.aroun
1531e0	64 2c 20 6f 72 20 73 61 6d 70 6c 65 20 66 72 6f 6d 2c 20 61 20 73 6f 20 63 61 6c 6c 65 64 20 73	d,.or.sample.from,.a.so.called.s
153200	61 6d 70 6c 69 6e 67 20 74 72 69 67 67 65 72 2e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74	ampling.trigger.<br></td>.<td.st
153220	79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 4e 65 77 20 73	yle="vertical-align:.top;">New.s
153240	61 6d 70 6c 65 73 20 61 72 65 20 61 64 64 65 64 20 74 6f 20 74 68 65 0a 73 61 6d 70 6c 65 20 62	amples.are.added.to.the.sample.b
153260	75 66 66 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 4f 6e 63 65 20 74 68 65 20 73 61 6d 70 6c 65 20	uffer.<br>.<br>.Once.the.sample.
153280	62 75 66 66 65 72 20 69 73 20 66 75 6c 6c 20 74 68 65 20 3c 73 70 61 6e 20 73 74 79 6c 65 3d 0a	buffer.is.full.the.<span.style=.
1532a0	22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 6f 6c 64 65 73 74 3c 2f 73 70 61	"font-weight:.bold;">oldest</spa
1532c0	6e 3e 20 73 61 6d 70 6c 65 73 20 61 72 65 20 64 69 73 63 61 72 64 65 64 2e 3c 2f 74 64 3e 0a 3c	n>.samples.are.discarded.</td>.<
1532e0	2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c	/tr>.<tr>.<td.style="vertical-al
153300	69 67 6e 3a 20 74 6f 70 3b 22 3e 50 6c 61 79 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79	ign:.top;">Play<br></td>.<td.sty
153320	6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 52 65 63 6f 72 64	le="vertical-align:.top;">Record
153340	65 64 20 47 50 49 4f 20 73 61 6d 70 6c 65 73 20 61 72 65 0a 64 69 73 70 6c 61 79 65 64 2e 3c 62	ed.GPIO.samples.are.displayed.<b
153360	72 3e 0a 3c 62 72 3e 0a 54 68 65 20 70 6c 61 79 20 73 70 65 65 64 20 6d 61 79 20 62 65 20 76 61	r>.<br>.The.play.speed.may.be.va
153380	72 69 65 64 20 62 65 74 77 65 65 6e 20 36 34 20 74 69 6d 65 73 20 72 65 61 6c 2d 74 69 6d 65 20	ried.between.64.times.real-time.
1533a0	74 6f 20 31 2f 33 32 37 36 38 0a 6f 66 20 72 65 61 6c 2d 74 69 6d 65 2e 3c 62 72 3e 0a 3c 62 72	to.1/32768.of.real-time.<br>.<br
1533c0	3e 0a 54 68 65 20 70 61 67 65 20 75 70 20 6b 65 79 20 69 6e 63 72 65 61 73 65 73 20 74 68 65 20	>.The.page.up.key.increases.the.
1533e0	70 6c 61 79 20 73 70 65 65 64 20 62 79 20 61 20 66 61 63 74 6f 72 20 6f 66 20 32 2e 26 6e 62 73	play.speed.by.a.factor.of.2.&nbs
153400	70 3b 0a 54 68 65 20 70 61 67 65 20 64 6f 77 6e 20 6b 65 79 20 64 65 63 72 65 61 73 65 73 20 74	p;.The.page.down.key.decreases.t
153420	68 65 20 70 6c 61 79 20 73 70 65 65 64 20 62 79 20 61 20 66 61 63 74 6f 72 20 6f 66 20 32 2e 26	he.play.speed.by.a.factor.of.2.&
153440	6e 62 73 70 3b 0a 54 68 65 20 68 6f 6d 65 20 6b 65 79 20 73 65 74 73 20 74 68 65 20 70 6c 61 79	nbsp;.The.home.key.sets.the.play
153460	20 73 70 65 65 64 20 74 6f 20 31 58 2e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	.speed.to.1X.<br></td>.<td.style
153480	3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 4e 65 77 20 73 61 6d 70	="vertical-align:.top;">New.samp
1534a0	6c 65 73 20 61 72 65 20 61 64 64 65 64 20 74 6f 20 74 68 65 0a 73 61 6d 70 6c 65 20 62 75 66 66	les.are.added.to.the.sample.buff
1534c0	65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 4f 6e 63 65 20 74 68 65 20 73 61 6d 70 6c 65 20 62 75 66	er.<br>.<br>.Once.the.sample.buf
1534e0	66 65 72 20 69 73 20 66 75 6c 6c 20 3c 73 70 61 6e 20 73 74 79 6c 65 3d 0a 22 66 6f 6e 74 2d 77	fer.is.full.<span.style=."font-w
153500	65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 6e 65 77 3c 2f 73 70 61 6e 3e 20 73 61 6d 70 6c 65 73	eight:.bold;">new</span>.samples
153520	20 61 72 65 20 64 69 73 63 61 72 64 65 64 2e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a	.are.discarded.</td>.</tr>.<tr>.
153540	3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22	<td.style="vertical-align:.top;"
153560	3e 50 61 75 73 65 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72 74 69	>Pause<br></td>.<td.style="verti
153580	63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 52 65 63 6f 72 64 65 64 20 47 50 49 4f 20 73	cal-align:.top;">Recorded.GPIO.s
1535a0	61 6d 70 6c 65 73 20 61 72 65 0a 64 69 73 70 6c 61 79 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54	amples.are.displayed.<br>.<br>.T
1535c0	68 65 20 6c 65 66 74 20 61 6e 64 20 72 69 67 68 74 20 63 75 72 73 6f 72 20 6b 65 79 73 20 6d 6f	he.left.and.right.cursor.keys.mo
1535e0	76 65 20 74 68 65 20 62 6c 75 65 20 6d 61 72 6b 65 72 20 74 6f 20 74 68 65 20 70 72 65 76 69 6f	ve.the.blue.marker.to.the.previo
153600	75 73 0a 6f 72 20 6e 65 78 74 20 65 64 67 65 2e 26 6e 62 73 70 3b 20 42 79 20 64 65 66 61 75 6c	us.or.next.edge.&nbsp;.By.defaul
153620	74 20 61 6c 6c 20 47 50 49 4f 20 65 64 67 65 73 20 61 72 65 20 63 6f 6e 73 69 64 65 72 65 64 2e	t.all.GPIO.edges.are.considered.
153640	26 6e 62 73 70 3b 0a 43 6c 69 63 6b 69 6e 67 20 6f 6e 20 61 20 47 50 49 4f 20 6e 61 6d 65 20 77	&nbsp;.Clicking.on.a.GPIO.name.w
153660	69 6c 6c 20 6c 69 6d 69 74 20 65 64 67 65 20 73 65 61 72 63 68 65 73 20 74 6f 20 74 68 65 20 68	ill.limit.edge.searches.to.the.h
153680	69 67 68 6c 69 67 68 74 65 64 0a 47 50 49 4f 20 6f 6e 6c 79 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54	ighlighted.GPIO.only.<br>.<br>.T
1536a0	68 65 20 6c 65 66 74 20 61 6e 64 20 72 69 67 68 74 20 73 71 75 61 72 65 20 62 72 61 63 6b 65 74	he.left.and.right.square.bracket
1536c0	20 6b 65 79 73 20 6d 6f 76 65 20 74 68 65 20 62 6c 75 65 20 6d 61 72 6b 65 72 20 74 6f 20 74 68	.keys.move.the.blue.marker.to.th
1536e0	65 0a 70 72 65 76 69 6f 75 73 20 6f 72 20 6e 65 78 74 20 74 72 69 67 67 65 72 2e 3c 62 72 3e 0a	e.previous.or.next.trigger.<br>.
153700	3c 62 72 3e 0a 54 68 65 20 74 69 6d 65 20 62 65 74 77 65 65 6e 20 74 68 65 20 62 6c 75 65 20 61	<br>.The.time.between.the.blue.a
153720	6e 64 20 67 6f 6c 64 20 6d 61 72 6b 65 72 73 20 69 73 20 64 69 73 70 6c 61 79 65 64 2e 26 6e 62	nd.gold.markers.is.displayed.&nb
153740	73 70 3b 20 54 68 65 0a 67 6f 6c 64 20 6d 61 72 6b 65 72 20 69 73 20 73 65 74 20 74 6f 20 74 68	sp;.The.gold.marker.is.set.to.th
153760	65 20 62 6c 75 65 20 6d 61 72 6b 65 72 20 62 79 20 61 20 70 72 65 73 73 20 6f 66 20 74 68 65 20	e.blue.marker.by.a.press.of.the.
153780	27 67 27 0a 6b 65 79 2e 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 76 65 72	'g'.key.<br></td>.<td.style="ver
1537a0	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 22 3e 4e 65 77 20 73 61 6d 70 6c 65 73 20 61	tical-align:.top;">New.samples.a
1537c0	72 65 20 61 64 64 65 64 20 74 6f 20 74 68 65 0a 73 61 6d 70 6c 65 20 62 75 66 66 65 72 2e 3c 62	re.added.to.the.sample.buffer.<b
1537e0	72 3e 0a 3c 62 72 3e 0a 4f 6e 63 65 20 74 68 65 20 73 61 6d 70 6c 65 20 62 75 66 66 65 72 20 69	r>.<br>.Once.the.sample.buffer.i
153800	73 20 66 75 6c 6c 20 3c 73 70 61 6e 20 73 74 79 6c 65 3d 0a 22 66 6f 6e 74 2d 77 65 69 67 68 74	s.full.<span.style=."font-weight
153820	3a 20 62 6f 6c 64 3b 22 3e 6e 65 77 3c 2f 73 70 61 6e 3e 20 73 61 6d 70 6c 65 73 20 61 72 65 20	:.bold;">new</span>.samples.are.
153840	64 69 73 63 61 72 64 65 64 2e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 2f 74 62 6f 64 79 3e 0a 3c	discarded.</td>.</tr>.</tbody>.<
153860	2f 74 61 62 6c 65 3e 0a 3c 62 72 3e 0a 49 6e 20 61 6c 6c 20 6d 6f 64 65 73 20 74 68 65 20 64 6f	/table>.<br>.In.all.modes.the.do
153880	77 6e 20 61 6e 64 20 75 70 20 63 75 72 73 6f 72 20 6b 65 79 73 20 7a 6f 6f 6d 20 74 68 65 20 74	wn.and.up.cursor.keys.zoom.the.t
1538a0	69 6d 65 20 73 63 61 6c 65 20 69 6e 20 61 6e 64 0a 6f 75 74 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 53	ime.scale.in.and.out.<br>.<br>.S
1538c0	61 6d 70 6c 65 73 20 63 61 6e 20 62 65 20 73 61 76 65 64 20 77 69 74 68 20 46 69 6c 65 20 53 61	amples.can.be.saved.with.File.Sa
1538e0	76 65 20 41 6c 6c 20 53 61 6d 70 6c 65 73 20 6f 72 20 46 69 6c 65 20 53 61 76 65 0a 53 65 6c 65	ve.All.Samples.or.File.Save.Sele
153900	63 74 65 64 20 53 61 6d 70 6c 65 73 2e 0a 3c 70 3e 54 6f 20 73 65 6c 65 63 74 20 73 61 6d 70 6c	cted.Samples..<p>To.select.sampl
153920	65 73 20 65 6e 74 65 72 20 70 61 75 73 65 20 6d 6f 64 65 2e 20 50 72 65 73 73 20 31 20 74 6f 20	es.enter.pause.mode..Press.1.to.
153940	73 70 65 63 69 66 79 20 74 68 65 20 73 74 61 72 74 0a 6f 66 20 74 68 65 20 73 61 6d 70 6c 65 73	specify.the.start.of.the.samples
153960	20 28 67 72 65 65 6e 20 6d 61 72 6b 65 72 29 20 61 6e 64 20 32 20 74 6f 20 73 70 65 63 69 66 79	.(green.marker).and.2.to.specify
153980	20 74 68 65 20 65 6e 64 20 6f 66 20 74 68 65 0a 73 61 6d 70 6c 65 73 20 28 72 65 64 20 6d 61 72	.the.end.of.the.samples.(red.mar
1539a0	6b 65 72 29 2e 3c 2f 70 3e 0a 3c 70 3e 54 68 65 20 73 61 6d 70 6c 65 73 20 6d 61 79 20 62 65 20	ker).</p>.<p>The.samples.may.be.
1539c0	73 61 76 65 64 20 69 6e 20 74 68 65 20 6e 61 74 69 76 65 20 70 69 73 63 6f 70 65 20 66 6f 72 6d	saved.in.the.native.piscope.form
1539e0	61 74 20 6f 72 20 69 6e 20 56 43 44 0a 66 6f 72 6d 61 74 2e 3c 2f 70 3e 0a 3c 70 3e 44 61 74 61	at.or.in.VCD.format.</p>.<p>Data
153a00	20 73 61 76 65 64 20 69 6e 20 56 43 44 20 66 6f 72 6d 61 74 20 6d 61 79 20 62 65 20 76 69 65 77	.saved.in.VCD.format.may.be.view
153a20	65 64 20 61 6e 64 20 66 75 72 74 68 65 72 20 70 72 6f 63 65 73 73 65 64 0a 77 69 74 68 20 47 54	ed.and.further.processed.with.GT
153a40	4b 57 61 76 65 2e 3c 2f 70 3e 0a 3c 70 3e 44 61 74 61 20 73 61 76 65 64 20 69 6e 20 74 68 65 20	KWave.</p>.<p>Data.saved.in.the.
153a60	6e 61 74 69 76 65 20 70 69 73 63 6f 70 65 20 66 6f 72 6d 61 74 20 6d 61 79 20 62 65 20 72 65 73	native.piscope.format.may.be.res
153a80	74 6f 72 65 64 20 6c 61 74 65 72 0a 77 69 74 68 20 46 69 6c 65 20 52 65 73 74 6f 72 65 20 53 61	tored.later.with.File.Restore.Sa
153aa0	76 65 64 20 44 61 74 61 2e 3c 2f 70 3e 0a 3c 68 32 3e 49 6e 73 74 61 6c 6c 61 74 69 6f 6e 3c 2f	ved.Data.</p>.<h2>Installation</
153ac0	68 32 3e 0a 3c 70 3e 54 6f 20 64 6f 77 6e 6c 6f 61 64 20 61 6e 64 20 69 6e 73 74 61 6c 6c 20 70	h2>.<p>To.download.and.install.p
153ae0	69 73 63 6f 70 65 2e 3c 2f 70 3e 0a 3c 68 33 3e 50 69 20 28 70 72 65 2d 62 75 69 6c 74 20 69 6d	iscope.</p>.<h3>Pi.(pre-built.im
153b00	61 67 65 29 3c 2f 68 33 3e 0a 3c 63 6f 64 65 3e 77 67 65 74 20 61 62 79 7a 2e 6d 65 2e 75 6b 2f	age)</h3>.<code>wget.abyz.me.uk/
153b20	72 70 69 2f 70 69 67 70 69 6f 2f 70 69 73 63 6f 70 65 2e 74 61 72 3c 62 72 3e 0a 74 61 72 20 78	rpi/pigpio/piscope.tar<br>.tar.x
153b40	76 66 20 70 69 73 63 6f 70 65 2e 74 61 72 3c 62 72 3e 0a 63 64 20 50 49 53 43 4f 50 45 3c 62 72	vf.piscope.tar<br>.cd.PISCOPE<br
153b60	3e 0a 6d 61 6b 65 20 68 66 3c 62 72 3e 0a 6d 61 6b 65 20 69 6e 73 74 61 6c 6c 3c 2f 63 6f 64 65	>.make.hf<br>.make.install</code
153b80	3e 3c 73 70 61 6e 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b	><span.style="font-weight:.bold;
153ba0	22 3e 3c 62 72 3e 3c 2f 73 70 61 6e 3e 0a 3c 68 33 3e 4c 69 6e 75 78 20 36 34 20 62 69 74 20 58	"><br></span>.<h3>Linux.64.bit.X
153bc0	38 36 2f 41 4d 44 20 28 70 72 65 2d 62 75 69 6c 74 20 69 6d 61 67 65 29 3c 2f 68 33 3e 0a 3c 63	86/AMD.(pre-built.image)</h3>.<c
153be0	6f 64 65 3e 77 67 65 74 20 61 62 79 7a 2e 6d 65 2e 75 6b 2f 72 70 69 2f 70 69 67 70 69 6f 2f 70	ode>wget.abyz.me.uk/rpi/pigpio/p
153c00	69 73 63 6f 70 65 2e 74 61 72 3c 62 72 3e 0a 74 61 72 20 78 76 66 20 70 69 73 63 6f 70 65 2e 74	iscope.tar<br>.tar.xvf.piscope.t
153c20	61 72 3c 62 72 3e 0a 63 64 20 50 49 53 43 4f 50 45 3c 62 72 3e 0a 6d 61 6b 65 20 78 38 36 5f 36	ar<br>.cd.PISCOPE<br>.make.x86_6
153c40	34 3c 62 72 3e 0a 6d 61 6b 65 20 69 6e 73 74 61 6c 6c 3c 62 72 3e 3c 2f 63 6f 64 65 3e 0a 3c 68	4<br>.make.install<br></code>.<h
153c60	33 3e 41 6c 6c 20 6d 61 63 68 69 6e 65 73 20 28 62 75 69 6c 64 69 6e 67 20 66 72 6f 6d 20 73 6f	3>All.machines.(building.from.so
153c80	75 72 63 65 29 3c 2f 68 33 3e 0a 59 6f 75 20 6f 6e 6c 79 20 6e 65 65 64 20 74 6f 20 70 65 72 66	urce)</h3>.You.only.need.to.perf
153ca0	6f 72 6d 20 74 68 69 73 20 73 74 65 70 20 69 66 20 79 6f 75 20 77 61 6e 74 20 74 6f 20 62 75 69	orm.this.step.if.you.want.to.bui
153cc0	6c 64 20 74 68 65 0a 65 78 65 63 75 74 61 62 6c 65 20 66 72 6f 6d 20 74 68 65 20 73 6f 75 72 63	ld.the.executable.from.the.sourc
153ce0	65 20 66 69 6c 65 73 2e 26 6e 62 73 70 3b 20 54 68 69 73 20 69 73 20 6e 6f 74 20 6e 65 65 64 65	e.files.&nbsp;.This.is.not.neede
153d00	64 20 69 66 20 79 6f 75 0a 75 73 65 20 61 20 70 72 65 2d 62 75 69 6c 74 20 69 6d 61 67 65 2e 3c	d.if.you.use.a.pre-built.image.<
153d20	62 72 3e 0a 3c 73 70 61 6e 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f	br>.<span.style="font-weight:.bo
153d40	6c 64 3b 22 3e 3c 62 72 3e 0a 57 41 52 4e 49 4e 47 3c 2f 73 70 61 6e 3e 3a 20 49 6e 73 74 61 6c	ld;"><br>.WARNING</span>:.Instal
153d60	6c 69 6e 67 20 67 74 6b 2b 2d 33 2e 30 20 75 73 65 73 20 61 20 6c 6f 74 20 6f 66 20 53 44 20 63	ling.gtk+-3.0.uses.a.lot.of.SD.c
153d80	61 72 64 0a 73 70 61 63 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 4d 6f 73 74 20 6f 66 20 74 68 65 20	ard.space.<br>.<br>.Most.of.the.
153da0	73 70 61 63 65 20 75 73 65 64 20 62 79 20 67 74 6b 2b 2d 33 2e 30 20 69 73 20 74 61 6b 65 6e 20	space.used.by.gtk+-3.0.is.taken.
153dc0	75 70 20 62 79 20 75 6e 6e 65 65 64 65 64 20 2a 2d 64 62 67 0a 70 61 63 6b 61 67 65 73 2e 3c 62	up.by.unneeded.*-dbg.packages.<b
153de0	72 3e 0a 3c 62 72 3e 0a 57 69 74 68 20 2a 2d 64 62 67 20 70 61 63 6b 61 67 65 73 20 61 6e 20 61	r>.<br>.With.*-dbg.packages.an.a
153e00	64 64 69 74 69 6f 6e 61 6c 20 33 37 35 33 4d 42 20 53 44 20 73 70 61 63 65 20 69 73 20 72 65 71	dditional.3753MB.SD.space.is.req
153e20	75 69 72 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 49 66 20 79 6f 75 20 65 64 69 74 20 74 68 65 20	uired.<br>.<br>.If.you.edit.the.
153e40	6c 69 73 74 20 6f 66 20 70 61 63 6b 61 67 65 73 20 74 6f 20 62 65 20 64 6f 77 6e 6c 6f 61 64 65	list.of.packages.to.be.downloade
153e60	64 20 61 6e 64 20 72 65 6d 6f 76 65 20 74 68 65 0a 2a 2d 64 62 67 20 70 61 63 6b 61 67 65 73 20	d.and.remove.the.*-dbg.packages.
153e80	6f 6e 6c 79 20 31 33 34 4d 42 20 6f 66 20 61 64 64 69 74 69 6f 6e 61 6c 20 53 44 20 73 70 61 63	only.134MB.of.additional.SD.spac
153ea0	65 20 69 73 20 6e 65 65 64 65 64 20 28 61 73 20 61 74 0a 74 68 65 20 74 69 6d 65 20 6f 66 20 77	e.is.needed.(as.at.the.time.of.w
153ec0	72 69 74 69 6e 67 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 63 6f 64 65 3e 23 3c 62 72 3e 3c 2f 63	riting).<br>.<br>.<code>#<br></c
153ee0	6f 64 65 3e 20 3c 63 6f 64 65 3e 23 20 2a 2a 2a 20 54 68 69 73 20 6d 61 79 20 74 61 6b 65 20 61	ode>.<code>#.***.This.may.take.a
153f00	20 6c 6f 74 20 6f 66 20 74 69 6d 65 20 61 6e 64 20 75 73 65 0a 61 20 6c 6f 74 20 6f 66 20 53 44	.lot.of.time.and.use.a.lot.of.SD
153f20	20 63 61 72 64 20 73 70 61 63 65 20 2a 2a 2a 3c 62 72 3e 3c 2f 63 6f 64 65 3e 20 3c 63 6f 64 65	.card.space.***<br></code>.<code
153f40	3e 23 3c 62 72 3e 0a 73 75 64 6f 20 61 70 74 2d 67 65 74 20 69 6e 73 74 61 6c 6c 20 67 74 6b 2b	>#<br>.sudo.apt-get.install.gtk+
153f60	2d 33 2e 30 3c 62 72 3e 3c 2f 63 6f 64 65 3e 20 3c 63 6f 64 65 3e 23 3c 62 72 3e 3c 2f 63 6f 64	-3.0<br></code>.<code>#<br></cod
153f80	65 3e 0a 3c 63 6f 64 65 3e 77 67 65 74 20 61 62 79 7a 2e 6d 65 2e 75 6b 2f 72 70 69 2f 70 69 67	e>.<code>wget.abyz.me.uk/rpi/pig
153fa0	70 69 6f 2f 70 69 73 63 6f 70 65 2e 74 61 72 3c 62 72 3e 0a 74 61 72 20 78 76 66 20 70 69 73 63	pio/piscope.tar<br>.tar.xvf.pisc
153fc0	6f 70 65 2e 74 61 72 3c 62 72 3e 0a 63 64 20 50 49 53 43 4f 50 45 3c 62 72 3e 0a 6d 61 6b 65 3c	ope.tar<br>.cd.PISCOPE<br>.make<
153fe0	62 72 3e 0a 6d 61 6b 65 20 69 6e 73 74 61 6c 6c 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 62 72 3e 0a	br>.make.install<br></code><br>.
154000	00 00 01 53 6f 20 70 61 73 73 69 76 65 6c 79 20 73 6e 69 66 66 20 53 50 49 20 74 72 61 6e 73 61	...So.passively.sniff.SPI.transa
154020	63 74 69 6f 6e 73 20 61 6e 64 20 64 69 73 70 6c 61 79 20 74 68 65 20 72 65 73 75 6c 74 73 2e 20	ctions.and.display.the.results..
154040	20 54 68 65 20 53 50 49 20 72 61 74 65 20 73 68 6f 75 6c 64 20 62 65 20 6c 69 6d 69 74 65 64 20	.The.SPI.rate.should.be.limited.
154060	74 6f 20 61 62 6f 75 74 20 37 30 6b 62 70 73 20 69 66 20 75 73 69 6e 67 20 74 68 65 20 64 65 66	to.about.70kbps.if.using.the.def
154080	61 75 6c 74 20 70 69 67 70 69 6f 20 35 c2 b5 73 20 73 61 6d 70 6c 69 6e 67 20 72 61 74 65 2e 3c	ault.pigpio.5..s.sampling.rate.<
1540a0	62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65	br>.<br>.</td></tr><tr><td.style
1540c0	3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20	="width:.150px;.vertical-align:.
1540e0	74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67	top;.font-size:.0.8em;.font-weig
154100	68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 73 65 72 76	ht:.bold;"><span.id="Python_serv
154120	6f 5f 64 65 6d 6f 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 73 65 72 76 6f 5f 64	o_demo_py"><a.href="code/servo_d
154140	65 6d 6f 5f 70 79 2e 7a 69 70 22 3e 53 65 72 76 6f 20 50 75 6c 73 65 20 47 65 6e 65 72 61 74 6f	emo_py.zip">Servo.Pulse.Generato
154160	72 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 31 30 2d 30 37 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c	r</a><br>2016-10-07</span></td><
154180	74 64 3e 54 68 69 73 20 73 63 72 69 70 74 20 67 65 6e 65 72 61 74 65 73 20 73 65 72 76 6f 20 70	td>This.script.generates.servo.p
1541a0	75 6c 73 65 73 20 6f 6e 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 47 50 49 4f 2e 20 20 45 61 63 68	ulses.on.one.or.more.GPIO...Each
1541c0	20 63 6f 6e 6e 65 63 74 65 64 20 73 65 72 76 6f 20 69 73 20 73 77 65 70 74 20 62 65 74 77 65 65	.connected.servo.is.swept.betwee
1541e0	6e 20 31 30 30 30 c2 b5 73 20 61 6e 64 20 32 30 30 30 c2 b5 73 20 61 74 20 61 20 64 69 66 66 65	n.1000..s.and.2000..s.at.a.diffe
154200	72 65 6e 74 20 73 70 65 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 73 65 72 76 6f 5f 64 65 6d	rent.speed.<br>.<br>../servo_dem
154220	6f 2e 70 79 20 23 20 47 65 6e 65 72 61 74 65 20 70 75 6c 73 65 73 20 6f 6e 20 47 50 49 4f 20 34	o.py.#.Generate.pulses.on.GPIO.4
154240	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 73 65 72 76 6f 5f 64 65 6d 6f 2e 70 79 20 35 20 39 20 32	.<br>.<br>../servo_demo.py.5.9.2
154260	30 20 23 20 47 65 6e 65 72 61 74 65 20 70 75 6c 73 65 73 20 6f 6e 20 47 50 49 4f 20 35 2c 20 39	0.#.Generate.pulses.on.GPIO.5,.9
154280	2c 20 61 6e 64 20 32 30 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	,.and.20.<br>.<br>.</td></tr><tr
1542a0	3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63	><td.style="width:.150px;.vertic
1542c0	61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b	al-align:.top;.font-size:.0.8em;
1542e0	20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50	.font-weight:.bold;"><span.id="P
154300	79 74 68 6f 6e 5f 73 6f 6e 61 72 5f 74 72 69 67 67 65 72 5f 65 63 68 6f 5f 70 79 22 3e 3c 61 20	ython_sonar_trigger_echo_py"><a.
154320	68 72 65 66 3d 22 63 6f 64 65 2f 73 6f 6e 61 72 5f 74 72 69 67 67 65 72 5f 65 63 68 6f 5f 70 79	href="code/sonar_trigger_echo_py
154340	2e 7a 69 70 22 3e 53 6f 6e 61 72 20 52 61 6e 67 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 34 2d 30	.zip">Sonar.Ranger</a><br>2014-0
154360	36 2d 31 32 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73 20 74 6f 20 72 65 61	6-12</span></td><td>Class.to.rea
154380	64 20 73 6f 6e 61 72 20 72 61 6e 67 65 72 73 20 77 69 74 68 20 73 65 70 61 72 61 74 65 20 74 72	d.sonar.rangers.with.separate.tr
1543a0	69 67 67 65 72 20 61 6e 64 20 65 63 68 6f 20 70 69 6e 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f	igger.and.echo.pins.<br>.<br>.</
1543c0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35	td></tr><tr><td.style="width:.15
1543e0	30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73	0px;.vertical-align:.top;.font-s
154400	69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e	ize:.0.8em;.font-weight:.bold;">
154420	3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 54 43 53 33 32 30 30 5f 70 79 22 3e 3c 61 20	<span.id="Python_TCS3200_py"><a.
154440	68 72 65 66 3d 22 63 6f 64 65 2f 54 43 53 33 32 30 30 5f 70 79 2e 7a 69 70 22 3e 54 43 53 33 32	href="code/TCS3200_py.zip">TCS32
154460	30 30 20 43 6f 6c 6f 75 72 20 53 65 6e 73 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 30 37 2d	00.Colour.Sensor</a><br>2015-07-
154480	30 33 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73 20 74 6f 20 72 65 61 64 20	03</span></td><td>Class.to.read.
1544a0	74 68 65 20 54 43 53 33 32 30 30 20 63 6f 6c 6f 75 72 20 73 65 6e 73 6f 72 3c 62 72 3e 0a 3c 62	the.TCS3200.colour.sensor<br>.<b
1544c0	72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74	r>.</td></tr><tr><td.style="widt
1544e0	68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66	h:.150px;.vertical-align:.top;.f
154500	6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f	ont-size:.0.8em;.font-weight:.bo
154520	6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 76 77 22 3e 3c 61 20 68 72 65	ld;"><span.id="Python_vw"><a.hre
154540	66 3d 22 63 6f 64 65 2f 76 77 2e 7a 69 70 22 3e 56 69 72 74 75 61 6c 20 57 69 72 65 3c 2f 61 3e	f="code/vw.zip">Virtual.Wire</a>
154560	3c 62 72 3e 32 30 31 35 2d 31 30 2d 33 31 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c	<br>2015-10-31</span></td><td>Cl
154580	61 73 73 20 74 6f 20 73 65 6e 64 20 61 6e 64 20 72 65 63 65 69 76 65 20 72 61 64 69 6f 20 6d 65	ass.to.send.and.receive.radio.me
1545a0	73 73 61 67 65 73 20 63 6f 6d 70 61 74 69 62 6c 65 20 77 69 74 68 20 74 68 65 20 56 69 72 74 75	ssages.compatible.with.the.Virtu
1545c0	61 6c 20 57 69 72 65 20 6c 69 62 72 61 72 79 20 66 6f 72 20 41 72 64 75 69 6e 6f 73 2e 20 20 54	al.Wire.library.for.Arduinos...T
1545e0	68 69 73 20 6c 69 62 72 61 72 79 20 69 73 20 63 6f 6d 6d 6f 6e 6c 79 20 75 73 65 64 20 77 69 74	his.library.is.commonly.used.wit
154600	68 20 33 31 33 4d 48 7a 20 61 6e 64 20 34 33 34 4d 48 7a 20 72 61 64 69 6f 20 74 72 61 6e 63 65	h.313MHz.and.434MHz.radio.trance
154620	69 76 65 72 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	ivers.<br>.<br>.</td></tr><tr><t
154640	64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d	d.style="width:.150px;.vertical-
154660	61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f	align:.top;.font-size:.0.8em;.fo
154680	6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68	nt-weight:.bold;"><span.id="Pyth
1546a0	6f 6e 5f 63 6f 64 65 2f 63 72 65 61 74 65 5f 77 61 76 65 2e 70 79 22 3e 3c 61 20 68 72 65 66 3d	on_code/create_wave.py"><a.href=
1546c0	22 63 6f 64 65 2f 63 72 65 61 74 65 5f 77 61 76 65 2e 70 79 22 3e 57 61 76 65 20 63 72 65 61 74	"code/create_wave.py">Wave.creat
1546e0	65 3c 2f 61 3e 3c 62 72 3e 32 30 31 39 2d 31 31 2d 31 38 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c	e</a><br>2019-11-18</span></td><
154700	74 64 3e 53 63 72 69 70 74 20 74 6f 20 67 65 6e 65 72 61 74 65 20 77 61 76 65 73 20 66 72 6f 6d	td>Script.to.generate.waves.from
154720	20 61 20 74 65 6d 70 6c 61 74 65 20 64 65 66 69 6e 65 64 20 69 6e 20 61 20 74 65 78 74 20 66 69	.a.template.defined.in.a.text.fi
154740	6c 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 59 6f 75 20 63 61 6e 20 61 6c 73 6f 20 73 70 65 63 69 66	le.<br>.<br>.You.can.also.specif
154760	79 20 6f 6e 65 20 6f 66 20 70 79 2c 20 63 2c 20 6f 72 20 70 64 69 66 20 2d 20 74 68 65 20 73 63	y.one.of.py,.c,.or.pdif.-.the.sc
154780	72 69 70 74 20 6f 75 74 70 75 74 20 77 69 6c 6c 20 74 68 65 6e 20 62 65 20 61 20 63 6f 6d 70 6c	ript.output.will.then.be.a.compl
1547a0	65 74 65 20 70 72 6f 67 72 61 6d 20 74 6f 20 67 65 6e 65 72 61 74 65 20 74 68 65 20 77 61 76 65	ete.program.to.generate.the.wave
1547c0	20 28 70 79 20 66 6f 72 20 50 79 74 68 6f 6e 20 73 63 72 69 70 74 2c 20 63 20 66 6f 72 20 61 20	.(py.for.Python.script,.c.for.a.
1547e0	43 20 70 72 6f 67 72 61 6d 2c 20 70 64 69 66 20 66 6f 72 20 61 20 43 20 70 72 6f 67 72 61 6d 20	C.program,.pdif.for.a.C.program.
154800	75 73 69 6e 67 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 49 2f 46 29 2e 3c 62 72	using.the.pigpio.daemon.I/F).<br
154820	3e 0a 3c 62 72 3e 0a 49 66 20 6e 6f 6e 65 20 6f 66 20 70 79 2c 20 63 2c 20 6f 72 20 70 64 69 66	>.<br>.If.none.of.py,.c,.or.pdif
154840	20 61 72 65 20 63 68 6f 73 65 6e 20 74 68 65 20 77 61 76 65 66 6f 72 6d 20 77 69 6c 6c 20 62 65	.are.chosen.the.waveform.will.be
154860	20 67 65 6e 65 72 61 74 65 64 20 66 6f 72 20 33 30 20 73 65 63 6f 6e 64 73 2e 3c 62 72 3e 0a 3c	.generated.for.30.seconds.<br>.<
154880	62 72 3e 0a 45 78 61 6d 70 6c 65 20 74 65 78 74 20 66 69 6c 65 3c 62 72 3e 0a 3c 62 72 3e 0a 23	br>.Example.text.file<br>.<br>.#
1548a0	20 47 50 49 4f 20 20 6c 65 76 65 6c 73 3c 62 72 3e 0a 32 33 20 20 20 20 20 20 31 31 30 30 30 30	.GPIO..levels<br>.23......110000
1548c0	30 31 3c 62 72 3e 0a 31 31 20 20 20 20 20 20 30 31 31 31 30 30 30 30 3c 62 72 3e 0a 31 32 20 20	01<br>.11......01110000<br>.12..
1548e0	20 20 20 20 30 30 30 31 31 31 30 30 3c 62 72 3e 0a 34 20 20 20 20 20 20 20 30 30 30 30 30 31 31	....00011100<br>.4.......0000011
154900	31 3c 62 72 3e 0a 3c 62 72 3e 0a 54 6f 20 67 65 6e 65 72 61 74 65 20 61 20 70 64 69 66 20 70 72	1<br>.<br>.To.generate.a.pdif.pr
154920	6f 67 72 61 6d 20 77 69 74 68 20 61 20 62 69 74 20 74 69 6d 65 20 6f 66 20 31 30 30 20 6d 69 63	ogram.with.a.bit.time.of.100.mic
154940	72 6f 73 65 63 6f 6e 64 73 3c 62 72 3e 0a 2e 2f 63 72 65 61 74 65 5f 77 61 76 65 2e 70 79 20 77	roseconds<br>../create_wave.py.w
154960	61 76 65 5f 66 69 6c 65 20 31 30 30 20 70 64 69 66 20 3e 77 61 76 65 5f 70 64 69 66 2e 63 3c 62	ave_file.100.pdif.>wave_pdif.c<b
154980	72 3e 0a 3c 62 72 3e 0a 54 6f 20 6a 75 73 74 20 74 72 61 6e 73 6d 69 74 20 74 68 65 20 77 61 76	r>.<br>.To.just.transmit.the.wav
1549a0	65 20 77 69 74 68 20 61 20 62 69 74 20 74 69 6d 65 20 6f 66 20 35 30 20 6d 69 63 72 6f 73 65 63	e.with.a.bit.time.of.50.microsec
1549c0	6f 6e 64 73 3c 62 72 3e 0a 2e 2f 63 72 65 61 74 65 5f 77 61 76 65 2e 70 79 20 77 61 76 65 5f 66	onds<br>../create_wave.py.wave_f
1549e0	69 6c 65 20 35 30 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	ile.50<br>.<br>.</td></tr><tr><t
154a00	64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d	d.style="width:.150px;.vertical-
154a20	61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f	align:.top;.font-size:.0.8em;.fo
154a40	6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68	nt-weight:.bold;"><span.id="Pyth
154a60	6f 6e 5f 77 61 76 65 5f 50 57 4d 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 77 61	on_wave_PWM_py"><a.href="code/wa
154a80	76 65 5f 50 57 4d 5f 70 79 2e 7a 69 70 22 3e 57 61 76 65 20 50 57 4d 20 31 3c 2f 61 3e 3c 62 72	ve_PWM_py.zip">Wave.PWM.1</a><br
154aa0	3e 32 30 31 36 2d 30 33 2d 31 39 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 53 63 72 69 70	>2016-03-19</span></td><td>Scrip
154ac0	74 20 74 6f 20 73 68 6f 77 20 68 6f 77 20 77 61 76 65 73 20 6d 61 79 20 62 65 20 75 73 65 64 20	t.to.show.how.waves.may.be.used.
154ae0	74 6f 20 67 65 6e 65 72 61 74 65 20 50 57 4d 20 61 74 20 28 6f 6e 65 29 20 61 72 62 69 74 72 61	to.generate.PWM.at.(one).arbitra
154b00	72 79 20 66 72 65 71 75 65 6e 63 79 20 6f 6e 20 6d 75 6c 74 69 70 6c 65 20 47 50 49 4f 2e 20 20	ry.frequency.on.multiple.GPIO...
154b20	46 6f 72 20 69 6e 73 74 61 6e 63 65 20 50 57 4d 20 61 74 20 31 30 6b 48 7a 20 6d 61 79 20 62 65	For.instance.PWM.at.10kHz.may.be
154b40	20 67 65 6e 65 72 61 74 65 64 20 77 69 74 68 20 31 30 30 20 73 74 65 70 73 20 62 65 74 77 65 65	.generated.with.100.steps.betwee
154b60	6e 20 6f 66 66 20 61 6e 64 20 66 75 6c 6c 79 20 6f 6e 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74	n.off.and.fully.on.<br>.<br>.</t
154b80	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30	d></tr><tr><td.style="width:.150
154ba0	70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69	px;.vertical-align:.top;.font-si
154bc0	7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c	ze:.0.8em;.font-weight:.bold;"><
154be0	73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 77 61 76 65 50 57 4d 5f 70 79 22 3e 3c 61 20 68	span.id="Python_wavePWM_py"><a.h
154c00	72 65 66 3d 22 63 6f 64 65 2f 77 61 76 65 50 57 4d 5f 70 79 2e 7a 69 70 22 3e 57 61 76 65 20 50	ref="code/wavePWM_py.zip">Wave.P
154c20	57 4d 20 32 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 31 30 2d 30 36 3c 2f 73 70 61 6e 3e 3c 2f 74	WM.2</a><br>2016-10-06</span></t
154c40	64 3e 3c 74 64 3e 43 6c 61 73 73 20 74 6f 20 67 65 6e 65 72 61 74 65 20 50 57 4d 20 6f 6e 20 6d	d><td>Class.to.generate.PWM.on.m
154c60	75 6c 74 69 70 6c 65 20 47 50 49 4f 2e 20 20 49 74 20 69 73 20 6d 6f 72 65 20 66 6c 65 78 69 62	ultiple.GPIO...It.is.more.flexib
154c80	6c 65 20 74 68 61 6e 20 74 68 65 20 57 61 76 65 20 50 57 4d 20 31 20 65 78 61 6d 70 6c 65 20 69	le.than.the.Wave.PWM.1.example.i
154ca0	6e 20 74 68 61 74 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 70 75 6c 73 65 20 77 69	n.that.the.start.of.the.pulse.wi
154cc0	74 68 69 6e 20 65 61 63 68 20 63 79 63 6c 65 20 6d 61 79 20 62 65 20 73 70 65 63 69 66 69 65 64	thin.each.cycle.may.be.specified
154ce0	20 61 73 20 77 65 6c 6c 20 61 73 20 74 68 65 20 64 75 74 79 20 63 79 63 6c 65 2e 20 20 54 68 65	.as.well.as.the.duty.cycle...The
154d00	20 73 74 61 72 74 20 61 6e 64 20 6c 65 6e 67 74 68 20 6f 66 20 65 61 63 68 20 70 75 6c 73 65 20	.start.and.length.of.each.pulse.
154d20	6d 61 79 20 62 65 20 73 70 65 63 69 66 69 65 64 20 6f 6e 20 61 20 47 50 49 4f 20 62 79 20 47 50	may.be.specified.on.a.GPIO.by.GP
154d40	49 4f 20 62 61 73 69 73 20 69 6e 20 6d 69 63 72 6f 73 65 63 6f 6e 64 73 20 6f 72 20 61 73 20 61	IO.basis.in.microseconds.or.as.a
154d60	20 66 72 61 63 74 69 6f 6e 20 6f 66 20 74 68 65 20 63 79 63 6c 65 20 74 69 6d 65 2e 20 20 54 68	.fraction.of.the.cycle.time...Th
154d80	65 20 63 6c 61 73 73 20 69 6e 63 6c 75 64 65 73 20 61 20 5f 5f 6d 61 69 6e 5f 5f 20 74 6f 20 64	e.class.includes.a.__main__.to.d
154da0	65 6d 6f 73 74 72 61 74 65 20 69 74 73 20 61 62 69 6c 69 74 79 20 74 6f 20 73 65 6e 64 20 73 65	emostrate.its.ability.to.send.se
154dc0	72 76 6f 20 70 75 6c 73 65 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	rvo.pulses.<br>.<br>.</td></tr><
154de0	74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74	tr><td.style="width:.150px;.vert
154e00	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65	ical-align:.top;.font-size:.0.8e
154e20	6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d	m;.font-weight:.bold;"><span.id=
154e40	22 50 79 74 68 6f 6e 5f 77 69 65 67 61 6e 64 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64	"Python_wiegand_py"><a.href="cod
154e60	65 2f 77 69 65 67 61 6e 64 5f 70 79 2e 7a 69 70 22 3e 57 69 65 67 61 6e 64 20 52 65 61 64 65 72	e/wiegand_py.zip">Wiegand.Reader
154e80	3c 2f 61 3e 3c 62 72 3e 32 30 31 34 2d 30 36 2d 31 32 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74	</a><br>2014-06-12</span></td><t
154ea0	64 3e 43 6c 61 73 73 20 74 6f 20 72 65 61 64 20 61 20 57 69 65 67 61 6e 64 20 72 65 61 64 65 72	d>Class.to.read.a.Wiegand.reader
154ec0	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74	.<br>.<br>.</td></tr></tbody></t
154ee0	61 62 6c 65 3e 3c 68 33 3e 3c 73 70 61 6e 20 69 64 3d 22 4d 69 73 63 65 6c 6c 61 6e 65 6f 75 73	able><h3><span.id="Miscellaneous
154f00	20 72 65 6c 61 74 65 64 20 63 6f 64 65 22 3e 4d 69 73 63 65 6c 6c 61 6e 65 6f 75 73 20 72 65 6c	.related.code">Miscellaneous.rel
154f20	61 74 65 64 20 63 6f 64 65 3c 2f 73 70 61 6e 3e 3c 2f 68 33 3e 0a 54 68 65 20 66 6f 6c 6c 6f 77	ated.code</span></h3>.The.follow
154f40	69 6e 67 20 63 6f 64 65 20 65 78 61 6d 70 6c 65 73 20 64 6f 20 6e 6f 74 20 75 73 65 20 70 69 67	ing.code.examples.do.not.use.pig
154f60	70 69 6f 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 74 61 62 6c 65 20 73 74 79 6c 65 3d 22 74 65 78 74	pio.<br>.<br>.<table.style="text
154f80	2d 61 6c 69 67 6e 3a 20 6c 65 66 74 3b 20 77 69 64 74 68 3a 20 39 30 25 3b 22 20 62 6f 72 64 65	-align:.left;.width:.90%;".borde
154fa0	72 3d 22 30 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 34 22 20 63 65 6c 6c 73 70 61 63 69 6e	r="0".cellpadding="4".cellspacin
154fc0	67 3d 22 34 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74	g="4"><tbody><tr><td.style="widt
154fe0	68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66	h:.150px;.vertical-align:.top;.f
155000	00 00 01 55 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65	...Urtical-align:.top;.font-size
155020	3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70	:.0.8em;.font-weight:.bold;"><sp
155040	61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 50 43 41 39 36 38 35 5f 70 79 22 3e 3c 61 20 68 72 65	an.id="Python_PCA9685_py"><a.hre
155060	66 3d 22 63 6f 64 65 2f 50 43 41 39 36 38 35 5f 70 79 2e 7a 69 70 22 3e 50 43 41 39 36 38 35 20	f="code/PCA9685_py.zip">PCA9685.
155080	31 36 20 43 68 61 6e 6e 65 6c 20 50 57 4d 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 31 2d 33 31	16.Channel.PWM</a><br>2016-01-31
1550a0	3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73 20 74 6f 20 63 6f 6e 74 72 6f 6c	</span></td><td>Class.to.control
1550c0	20 74 68 65 20 31 36 20 50 57 4d 20 63 68 61 6e 6e 65 6c 73 20 6f 66 20 74 68 65 20 49 32 43 20	.the.16.PWM.channels.of.the.I2C.
1550e0	50 43 41 39 36 38 35 2e 20 41 6c 6c 20 63 68 61 6e 6e 65 6c 73 20 75 73 65 20 74 68 65 20 73 61	PCA9685..All.channels.use.the.sa
155100	6d 65 20 66 72 65 71 75 65 6e 63 79 2e 20 20 54 68 65 20 64 75 74 79 20 63 79 63 6c 65 20 6f 72	me.frequency...The.duty.cycle.or
155120	20 70 75 6c 73 65 20 77 69 64 74 68 20 6d 61 79 20 62 65 20 73 65 74 20 69 6e 64 65 70 65 6e 64	.pulse.width.may.be.set.independ
155140	65 6e 74 6c 79 20 66 6f 72 20 65 61 63 68 20 63 68 61 6e 6e 65 6c 2e 3c 62 72 3e 0a 3c 62 72 3e	ently.for.each.channel.<br>.<br>
155160	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a	.</td></tr><tr><td.style="width:
155180	20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e	.150px;.vertical-align:.top;.fon
1551a0	74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64	t-size:.0.8em;.font-weight:.bold
1551c0	3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 50 43 46 38 35 39 31 22 3e 3c 61 20	;"><span.id="Python_PCF8591"><a.
1551e0	68 72 65 66 3d 22 63 6f 64 65 2f 50 43 46 38 35 39 31 2e 7a 69 70 22 3e 50 43 46 38 35 39 31 20	href="code/PCF8591.zip">PCF8591.
155200	59 4c 2d 34 30 3c 2f 61 3e 3c 62 72 3e 32 30 31 34 2d 30 38 2d 32 36 3c 2f 73 70 61 6e 3e 3c 2f	YL-40</a><br>2014-08-26</span></
155220	74 64 3e 3c 74 64 3e 53 63 72 69 70 74 20 74 6f 20 64 69 73 70 6c 61 79 20 72 65 61 64 69 6e 67	td><td>Script.to.display.reading
155240	73 20 66 72 6f 6d 20 74 68 65 20 28 49 32 43 29 20 50 43 46 38 35 39 31 2e 3c 62 72 3e 0a 3c 62	s.from.the.(I2C).PCF8591.<br>.<b
155260	72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74	r>.</td></tr><tr><td.style="widt
155280	68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66	h:.150px;.vertical-align:.top;.f
1552a0	6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f	ont-size:.0.8em;.font-weight:.bo
1552c0	6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 63 6f 64 65 2f 50 50 4d 2e 70	ld;"><span.id="Python_code/PPM.p
1552e0	79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 50 50 4d 2e 70 79 22 3e 50 50 4d 20 28 50 75	y"><a.href="code/PPM.py">PPM.(Pu
155300	6c 73 65 20 50 6f 73 69 74 69 6f 6e 20 4d 6f 64 75 6c 61 74 69 6f 6e 29 20 67 65 6e 65 72 61 74	lse.Position.Modulation).generat
155320	69 6f 6e 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 32 2d 31 39 3c 2f 73 70 61 6e 3e 3c 2f 74 64	ion</a><br>2016-02-19</span></td
155340	3e 3c 74 64 3e 53 63 72 69 70 74 20 74 6f 20 67 65 6e 65 72 61 74 65 20 50 50 4d 20 73 69 67 6e	><td>Script.to.generate.PPM.sign
155360	61 6c 73 20 6f 6e 20 61 20 63 68 6f 73 65 6e 20 47 50 49 4f 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c	als.on.a.chosen.GPIO.<br>.<br>.<
155380	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31	/td></tr><tr><td.style="width:.1
1553a0	35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d	50px;.vertical-align:.top;.font-
1553c0	73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22	size:.0.8em;.font-weight:.bold;"
1553e0	3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 63 6f 64 65 2f 50 50 4d 5f 74 6f 5f 73 65	><span.id="Python_code/PPM_to_se
155400	72 76 6f 2e 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 50 50 4d 5f 74 6f 5f 73 65 72	rvo.py"><a.href="code/PPM_to_ser
155420	76 6f 2e 70 79 22 3e 50 50 4d 20 28 50 75 6c 73 65 20 50 6f 73 69 74 69 6f 6e 20 4d 6f 64 75 6c	vo.py">PPM.(Pulse.Position.Modul
155440	61 74 69 6f 6e 29 20 74 6f 20 73 65 72 76 6f 20 70 75 6c 73 65 73 3c 2f 61 3e 3c 62 72 3e 32 30	ation).to.servo.pulses</a><br>20
155460	31 39 2d 31 30 2d 30 39 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 53 63 72 69 70 74 20 74	19-10-09</span></td><td>Script.t
155480	6f 20 72 65 61 64 20 61 20 50 50 4d 20 73 69 67 6e 61 6c 20 6f 6e 20 61 20 47 50 49 4f 20 61 6e	o.read.a.PPM.signal.on.a.GPIO.an
1554a0	64 20 67 65 6e 65 72 61 74 65 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 73 65 72	d.generate.the.corresponding.ser
1554c0	76 6f 20 73 69 67 6e 61 6c 73 20 6f 6e 20 63 68 6f 73 65 6e 20 47 50 49 4f 2e 3c 62 72 3e 0a 3c	vo.signals.on.chosen.GPIO.<br>.<
1554e0	62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64	br>.</td></tr><tr><td.style="wid
155500	74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20	th:.150px;.vertical-align:.top;.
155520	66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62	font-size:.0.8em;.font-weight:.b
155540	6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 62 65 6e 63 68 5f 31 5f 70	old;"><span.id="Python_bench_1_p
155560	79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 62 65 6e 63 68 5f 31 5f 70 79 2e 7a 69 70 22	y"><a.href="code/bench_1_py.zip"
155580	3e 70 69 67 70 69 6f 20 42 65 6e 63 68 6d 61 72 6b 3c 2f 61 3e 3c 62 72 3e 32 30 31 34 2d 30 36	>pigpio.Benchmark</a><br>2014-06
1555a0	2d 31 32 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 53 63 72 69 70 74 20 74 6f 20 62 65 6e	-12</span></td><td>Script.to.ben
1555c0	63 68 6d 61 72 6b 20 74 68 65 20 70 69 67 70 69 6f 20 50 79 74 68 6f 6e 20 6d 6f 64 75 6c 65 27	chmark.the.pigpio.Python.module'
1555e0	73 20 70 65 72 66 6f 72 6d 61 6e 63 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74	s.performance.<br>.<br>.</td></t
155600	72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76	r><tr><td.style="width:.150px;.v
155620	65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30	ertical-align:.top;.font-size:.0
155640	2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20	.8em;.font-weight:.bold;"><span.
155660	69 64 3d 22 50 79 74 68 6f 6e 5f 70 69 67 70 69 6f 5f 63 67 69 5f 70 79 22 3e 3c 61 20 68 72 65	id="Python_pigpio_cgi_py"><a.hre
155680	66 3d 22 63 6f 64 65 2f 70 69 67 70 69 6f 5f 63 67 69 5f 70 79 2e 7a 69 70 22 3e 70 69 67 70 69	f="code/pigpio_cgi_py.zip">pigpi
1556a0	6f 20 43 47 49 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 30 35 2d 30 34 3c 2f 73 70 61 6e 3e 3c 2f	o.CGI</a><br>2015-05-04</span></
1556c0	74 64 3e 3c 74 64 3e 53 63 72 69 70 74 20 64 65 6d 6f 6e 73 74 72 61 74 69 6e 67 20 68 6f 77 20	td><td>Script.demonstrating.how.
1556e0	74 6f 20 61 63 63 65 73 73 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 75 73 69 6e	to.access.the.pigpio.daemon.usin
155700	67 20 43 47 49 20 66 72 6f 6d 20 61 20 62 72 6f 77 73 65 72 2e 20 20 49 6e 73 74 72 75 63 74 69	g.CGI.from.a.browser...Instructi
155720	6f 6e 73 20 6f 6e 20 68 6f 77 20 74 6f 20 75 73 65 20 77 69 74 68 20 41 70 61 63 68 65 32 20 6f	ons.on.how.to.use.with.Apache2.o
155740	6e 20 74 68 65 20 50 69 20 61 72 65 20 67 69 76 65 6e 20 69 6e 20 74 68 65 20 63 6f 6d 6d 65 6e	n.the.Pi.are.given.in.the.commen
155760	74 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73	ts.<br>.<br>.</td></tr><tr><td.s
155780	74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69	tyle="width:.150px;.vertical-ali
1557a0	67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d	gn:.top;.font-size:.0.8em;.font-
1557c0	77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f	weight:.bold;"><span.id="Python_
1557e0	70 6c 61 79 62 61 63 6b 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 70 6c 61 79 62	playback_py"><a.href="code/playb
155800	61 63 6b 5f 70 79 2e 7a 69 70 22 3e 50 6c 61 79 62 61 63 6b 20 70 69 73 63 6f 70 65 20 72 65 63	ack_py.zip">Playback.piscope.rec
155820	6f 72 64 69 6e 67 73 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 31 32 2d 32 33 3c 2f 73 70 61 6e 3e	ordings</a><br>2016-12-23</span>
155840	3c 2f 74 64 3e 3c 74 64 3e 53 63 72 69 70 74 20 74 6f 20 70 6c 61 79 62 61 63 6b 20 47 50 49 4f	</td><td>Script.to.playback.GPIO
155860	20 64 61 74 61 20 72 65 63 6f 72 64 65 64 20 69 6e 20 70 69 73 63 6f 70 65 20 66 6f 72 6d 61 74	.data.recorded.in.piscope.format
155880	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 6f 20 70 6c 61 79 62 61 63 6b 20 47 50 49 4f 20 34 20 74 6f	.<br>.<br>.To.playback.GPIO.4.to
1558a0	20 47 50 49 4f 20 34 20 66 72 6f 6d 20 66 69 6c 65 20 64 61 74 61 2e 70 69 73 63 6f 70 65 3c 62	.GPIO.4.from.file.data.piscope<b
1558c0	72 3e 0a 2e 2f 70 6c 61 79 62 61 63 6b 2e 70 79 20 64 61 74 61 2e 70 69 73 63 6f 70 65 20 34 3c	r>../playback.py.data.piscope.4<
1558e0	62 72 3e 0a 3c 62 72 3e 0a 54 6f 20 70 6c 61 79 62 61 63 6b 20 47 50 49 4f 20 34 20 74 6f 20 47	br>.<br>.To.playback.GPIO.4.to.G
155900	50 49 4f 20 37 20 66 72 6f 6d 20 66 69 6c 65 20 72 65 63 2e 74 78 74 3c 62 72 3e 0a 2e 2f 70 6c	PIO.7.from.file.rec.txt<br>../pl
155920	61 79 62 61 63 6b 2e 70 79 20 72 65 63 2e 74 78 74 20 37 3d 34 3c 62 72 3e 0a 3c 62 72 3e 0a 3c	ayback.py.rec.txt.7=4<br>.<br>.<
155940	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31	/td></tr><tr><td.style="width:.1
155960	35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d	50px;.vertical-align:.top;.font-
155980	73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22	size:.0.8em;.font-weight:.bold;"
1559a0	3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 70 6f 74 5f 63 61 70 5f 70 79 22 3e 3c 61	><span.id="Python_pot_cap_py"><a
1559c0	20 68 72 65 66 3d 22 63 6f 64 65 2f 70 6f 74 5f 63 61 70 5f 70 79 2e 7a 69 70 22 3e 50 6f 74 20	.href="code/pot_cap_py.zip">Pot.
1559e0	2b 20 43 61 70 61 63 69 74 6f 72 20 52 65 63 68 61 72 67 65 20 54 69 6d 69 6e 67 3c 2f 61 3e 3c	+.Capacitor.Recharge.Timing</a><
155a00	62 72 3e 32 30 31 36 2d 30 39 2d 32 36 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61	br>2016-09-26</span></td><td>Cla
155a20	73 73 20 74 6f 20 74 69 6d 65 20 63 61 70 61 63 69 74 6f 72 20 63 68 61 72 67 69 6e 67 20 28 74	ss.to.time.capacitor.charging.(t
155a40	68 72 6f 75 67 68 20 61 20 72 65 73 69 73 74 61 6e 63 65 29 2e 20 20 54 68 65 20 74 69 6d 65 20	hrough.a.resistance)...The.time.
155a60	63 61 6e 20 62 65 20 75 73 65 64 20 74 6f 20 65 73 74 69 6d 61 74 65 20 74 68 65 20 72 65 73 69	can.be.used.to.estimate.the.resi
155a80	73 74 61 6e 63 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c	stance.<br>.<br>.</td></tr><tr><
155aa0	74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c	td.style="width:.150px;.vertical
155ac0	2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66	-align:.top;.font-size:.0.8em;.f
155ae0	6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74	ont-weight:.bold;"><span.id="Pyt
155b00	68 6f 6e 5f 72 65 61 64 5f 50 57 4d 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 72	hon_read_PWM_py"><a.href="code/r
155b20	65 61 64 5f 50 57 4d 5f 70 79 2e 7a 69 70 22 3e 50 57 4d 20 4d 6f 6e 69 74 6f 72 3c 2f 61 3e 3c	ead_PWM_py.zip">PWM.Monitor</a><
155b40	62 72 3e 32 30 31 35 2d 31 32 2d 30 38 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61	br>2015-12-08</span></td><td>Cla
155b60	73 73 20 74 6f 20 6d 6f 6e 69 74 6f 72 20 61 20 50 57 4d 20 73 69 67 6e 61 6c 20 61 6e 64 20 63	ss.to.monitor.a.PWM.signal.and.c
155b80	61 6c 63 75 6c 61 74 65 20 74 68 65 20 66 72 65 71 75 65 6e 63 79 2c 20 70 75 6c 73 65 20 77 69	alculate.the.frequency,.pulse.wi
155ba0	64 74 68 2c 20 61 6e 64 20 64 75 74 79 20 63 79 63 6c 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f	dth,.and.duty.cycle.<br>.<br>.</
155bc0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35	td></tr><tr><td.style="width:.15
155be0	30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73	0px;.vertical-align:.top;.font-s
155c00	69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e	ize:.0.8em;.font-weight:.bold;">
155c20	3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72 5f	<span.id="Python_rotary_encoder_
155c40	70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72	py"><a.href="code/rotary_encoder
155c60	5f 70 79 2e 7a 69 70 22 3e 52 6f 74 61 72 79 20 45 6e 63 6f 64 65 72 3c 2f 61 3e 3c 62 72 3e 32	_py.zip">Rotary.Encoder</a><br>2
155c80	30 31 34 2d 30 36 2d 31 32 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73 20 74	014-06-12</span></td><td>Class.t
155ca0	6f 20 64 65 63 6f 64 65 20 61 20 6d 65 63 68 61 6e 69 63 61 6c 20 72 6f 74 61 72 79 20 65 6e 63	o.decode.a.mechanical.rotary.enc
155cc0	6f 64 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	oder.<br>.<br>.</td></tr><tr><td
155ce0	20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61	.style="width:.150px;.vertical-a
155d00	6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e	lign:.top;.font-size:.0.8em;.fon
155d20	74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f	t-weight:.bold;"><span.id="Pytho
155d40	6e 5f 72 65 61 64 5f 52 50 4d 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 72 65 61	n_read_RPM_py"><a.href="code/rea
155d60	64 5f 52 50 4d 5f 70 79 2e 7a 69 70 22 3e 52 50 4d 20 4d 6f 6e 69 74 6f 72 3c 2f 61 3e 3c 62 72	d_RPM_py.zip">RPM.Monitor</a><br
155d80	3e 32 30 31 36 2d 30 31 2d 32 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73	>2016-01-20</span></td><td>Class
155da0	20 74 6f 20 6d 6f 6e 69 74 6f 72 20 73 70 65 65 64 6f 6d 65 74 65 72 20 70 75 6c 73 65 73 20 61	.to.monitor.speedometer.pulses.a
155dc0	6e 64 20 63 61 6c 63 75 6c 61 74 65 20 74 68 65 20 52 50 4d 20 28 52 65 76 6f 6c 75 74 69 6f 6e	nd.calculate.the.RPM.(Revolution
155de0	73 20 50 65 72 20 4d 69 6e 75 74 65 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74	s.Per.Minute).<br>.<br>.</td></t
155e00	72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76	r><tr><td.style="width:.150px;.v
155e20	65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30	ertical-align:.top;.font-size:.0
155e40	2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20	.8em;.font-weight:.bold;"><span.
155e60	69 64 3d 22 50 79 74 68 6f 6e 5f 53 69 37 30 32 31 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63	id="Python_Si7021_py"><a.href="c
155e80	6f 64 65 2f 53 69 37 30 32 31 5f 70 79 2e 7a 69 70 22 3e 53 69 37 30 32 31 20 49 32 43 20 54 65	ode/Si7021_py.zip">Si7021.I2C.Te
155ea0	6d 70 65 72 61 74 75 72 65 20 61 6e 64 20 48 75 6d 69 64 69 74 79 20 53 65 6e 73 6f 72 3c 2f 61	mperature.and.Humidity.Sensor</a
155ec0	3e 3c 62 72 3e 32 30 31 36 2d 30 35 2d 30 37 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43	><br>2016-05-07</span></td><td>C
155ee0	6c 61 73 73 20 74 6f 20 72 65 61 64 20 74 68 65 20 74 65 6d 70 65 72 61 74 75 72 65 20 61 6e 64	lass.to.read.the.temperature.and
155f00	20 72 65 6c 61 74 69 76 65 20 68 75 6d 69 64 69 74 79 20 66 72 6f 6d 20 61 20 53 69 37 30 32 31	.relative.humidity.from.a.Si7021
155f20	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79	.<br>.<br>.</td></tr><tr><td.sty
155f40	6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e	le="width:.150px;.vertical-align
155f60	3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65	:.top;.font-size:.0.8em;.font-we
155f80	69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 53 50	ight:.bold;"><span.id="Python_SP
155fa0	49 5f 6d 6f 6e 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 53 50 49 5f 6d 6f 6e 5f	I_mon_py"><a.href="code/SPI_mon_
155fc0	70 79 2e 7a 69 70 22 3e 53 50 49 20 4d 6f 6e 69 74 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d	py.zip">SPI.Monitor</a><br>2016-
155fe0	30 39 2d 32 31 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 41 20 70 72 6f 67 72 61 6d 20 74	09-21</span></td><td>A.program.t
156000	00 00 01 56 61 3e 3c 62 72 3e 32 30 31 36 2d 30 34 2d 32 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e	...Va><br>2016-04-20</span></td>
156020	3c 74 64 3e 43 6c 61 73 73 20 74 6f 20 64 69 73 70 6c 61 79 20 74 65 78 74 20 6f 6e 20 61 20 4c	<td>Class.to.display.text.on.a.L
156040	43 44 20 63 68 61 72 61 63 74 65 72 20 64 69 73 70 6c 61 79 2e 20 20 54 68 65 20 63 6c 61 73 73	CD.character.display...The.class
156060	20 73 75 70 70 6f 72 74 73 20 74 68 65 20 50 43 46 38 35 37 34 54 20 38 2d 62 69 74 20 49 32 43	.supports.the.PCF8574T.8-bit.I2C
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156340	3e 41 20 70 72 6f 67 72 61 6d 20 74 6f 20 70 61 73 73 69 76 65 6c 79 20 73 6e 69 66 66 20 49 32	>A.program.to.passively.sniff.I2
156360	43 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 20 28 31 30 30 6b 48 7a 20 62 75 73 20 6d 61 78 69 6d	C.transactions.(100kHz.bus.maxim
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156460	32 34 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 41 20 63 6c 61 73 73 20 74 6f 20 72 65 61	24</span></td><td>A.class.to.rea
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156560	69 72 5f 68 61 73 68 65 72 5f 70 79 2e 7a 69 70 22 3e 49 52 20 52 65 63 65 69 76 65 72 3c 2f 61	ir_hasher_py.zip">IR.Receiver</a
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156600	74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c	td.style="width:.150px;.vertical
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1566c0	54 68 69 73 20 73 63 72 69 70 74 20 6d 61 79 20 62 65 20 75 73 65 64 20 74 6f 20 72 65 63 6f 72	This.script.may.be.used.to.recor
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156740	66 69 6c 65 20 66 6f 72 20 74 68 65 20 72 65 63 6f 72 64 65 64 20 63 6f 64 65 73 2c 20 61 6e 64	file.for.the.recorded.codes,.and
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156780	76 65 6e 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 45 2e 67 2e 20 2e 2f 69 72 72 70 2e 70 79 20 2d 72 20	ven.<br>.<br>.E.g.../irrp.py.-r.
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1567e0	6b 20 74 68 65 20 47 50 49 4f 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 49 52 20 74	k.the.GPIO.connected.to.the.IR.t
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156ae0	64 3d 22 50 79 74 68 6f 6e 5f 4d 41 58 36 36 37 35 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63	d="Python_MAX6675_py"><a.href="c
156b00	6f 64 65 2f 4d 41 58 36 36 37 35 5f 70 79 2e 7a 69 70 22 3e 4d 41 58 36 36 37 35 20 53 50 49 20	ode/MAX6675_py.zip">MAX6675.SPI.
156b20	54 65 6d 70 65 72 61 74 75 72 65 20 53 65 6e 73 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30	Temperature.Sensor</a><br>2016-0
156b40	35 2d 30 32 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 41 20 73 63 72 69 70 74 20 74 6f 20	5-02</span></td><td>A.script.to.
156b60	72 65 61 64 20 74 68 65 20 74 65 6d 70 65 72 61 74 75 72 65 20 66 72 6f 6d 20 61 20 4d 41 58 36	read.the.temperature.from.a.MAX6
156b80	36 37 35 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 61 20 4b 2d 74 79 70 65 20 74 68 65 72 6d 6f	675.connected.to.a.K-type.thermo
156ba0	63 6f 75 70 6c 65 2e 20 20 54 68 65 20 4d 41 58 36 36 37 35 20 73 75 70 70 6f 72 74 73 20 72 65	couple...The.MAX6675.supports.re
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156be0	43 2e 20 20 55 70 20 74 6f 20 34 20 72 65 61 64 69 6e 67 73 20 6d 61 79 20 62 65 20 6d 61 64 65	C...Up.to.4.readings.may.be.made
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156c20	3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72	<tr><td.style="width:.150px;.ver
156c40	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38	tical-align:.top;.font-size:.0.8
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156cc0	2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 39 2d 31 37 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64	/a><br>2016-09-17</span></td><td
156ce0	3e 53 63 72 69 70 74 20 74 6f 20 6d 6f 6e 69 74 6f 72 20 47 50 49 4f 20 66 6f 72 20 6c 65 76 65	>Script.to.monitor.GPIO.for.leve
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156e40	3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 30 36 2d 31 37 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74	</a><br>2015-06-17</span></td><t
156e60	64 3e 53 63 72 69 70 74 20 74 6f 20 74 72 61 6e 73 6d 69 74 20 74 68 65 20 6d 6f 72 73 65 20 63	d>Script.to.transmit.the.morse.c
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156f40	32 34 2e 70 79 22 3e 4e 52 46 32 34 20 72 61 64 69 6f 20 74 72 61 6e 73 63 65 69 76 65 72 3c 2f	24.py">NRF24.radio.transceiver</
156f60	61 3e 3c 62 72 3e 32 30 31 38 2d 30 31 2d 30 36 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e	a><br>2018-01-06</span></td><td>
156f80	53 63 72 69 70 74 20 74 6f 20 74 72 61 6e 73 6d 69 74 20 61 6e 64 20 72 65 63 65 69 76 65 20 6d	Script.to.transmit.and.receive.m
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157040	6f 64 65 2f 44 48 54 2e 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 44 48 54 2e 70 79	ode/DHT.py"><a.href="code/DHT.py
157060	22 3e 44 48 54 31 31 2f 32 31 2f 32 32 2f 33 33 2f 34 34 20 53 65 6e 73 6f 72 3c 2f 61 3e 3c 62	">DHT11/21/22/33/44.Sensor</a><b
157080	72 3e 32 30 31 39 2d 31 31 2d 30 37 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73	r>2019-11-07</span></td><td>Clas
1570a0	73 20 74 6f 20 72 65 61 64 20 74 68 65 20 72 65 6c 61 74 69 76 65 20 68 75 6d 69 64 69 74 79 20	s.to.read.the.relative.humidity.
1570c0	61 6e 64 20 74 65 6d 70 65 72 61 74 75 72 65 20 66 72 6f 6d 20 61 20 44 48 54 20 73 65 6e 73 6f	and.temperature.from.a.DHT.senso
1570e0	72 2e 20 20 49 74 20 63 61 6e 20 61 75 74 6f 6d 61 74 69 63 61 6c 6c 79 20 72 65 63 6f 67 6e 69	r...It.can.automatically.recogni
157100	7a 65 20 74 68 65 20 73 65 6e 73 6f 72 20 74 79 70 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65	ze.the.sensor.type.<br>.<br>.The
157120	20 64 65 66 61 75 6c 74 20 73 63 72 69 70 74 20 70 72 69 6e 74 73 20 74 68 65 20 72 65 61 64 69	.default.script.prints.the.readi
157140	6e 67 20 66 72 6f 6d 20 74 68 65 20 73 70 65 63 69 66 69 65 64 20 44 48 54 20 65 76 65 72 79 20	ng.from.the.specified.DHT.every.
157160	32 20 73 65 63 6f 6e 64 73 2e 20 20 45 2e 67 2e 20 2e 2f 44 48 54 2e 70 79 20 32 32 20 32 37 20	2.seconds...E.g.../DHT.py.22.27.
157180	64 69 73 70 6c 61 79 73 20 74 68 65 20 64 61 74 61 20 66 6f 72 20 44 48 54 20 63 6f 6e 6e 65 63	displays.the.data.for.DHT.connec
1571a0	74 65 64 20 74 6f 20 47 50 49 4f 20 32 32 20 61 6e 64 20 32 37 2e 3c 62 72 3e 0a 3c 62 72 3e 0a	ted.to.GPIO.22.and.27.<br>.<br>.
1571c0	54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 64 61 74 61 20 69 73 20 70 72 69 6e 74 65 64 20 66 6f	The.following.data.is.printed.fo
1571e0	72 20 65 61 63 68 20 44 48 54 3a 20 74 69 6d 65 73 74 61 6d 70 2c 20 47 50 49 4f 2c 20 73 74 61	r.each.DHT:.timestamp,.GPIO,.sta
157200	74 75 73 2c 20 74 65 6d 70 65 72 61 74 75 72 65 2c 20 61 6e 64 20 68 75 6d 69 64 69 74 79 2e 3c	tus,.temperature,.and.humidity.<
157220	62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 74 69 6d 65 73 74 61 6d 70 20 69 73 20 74 68 65 20 6e 75	br>.<br>.The.timestamp.is.the.nu
157240	6d 62 65 72 20 6f 66 20 73 65 63 6f 6e 64 73 20 73 69 6e 63 65 20 74 68 65 20 65 70 6f 63 68 20	mber.of.seconds.since.the.epoch.
157260	28 73 74 61 72 74 20 6f 66 20 31 39 37 30 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 73 74	(start.of.1970).<br>.<br>.The.st
157280	61 74 75 73 20 77 69 6c 6c 20 62 65 20 6f 6e 65 20 6f 66 3a 20 30 20 2d 20 61 20 67 6f 6f 64 20	atus.will.be.one.of:.0.-.a.good.
1572a0	72 65 61 64 69 6e 67 2c 20 31 20 2d 20 63 68 65 63 6b 73 75 6d 20 66 61 69 6c 75 72 65 2c 20 32	reading,.1.-.checksum.failure,.2
1572c0	20 2d 20 64 61 74 61 20 68 61 64 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 69 6e 76 61 6c 69 64 20	.-.data.had.one.or.more.invalid.
1572e0	76 61 6c 75 65 73 2c 20 33 20 2d 20 6e 6f 20 72 65 73 70 6f 6e 73 65 20 66 72 6f 6d 20 73 65 6e	values,.3.-.no.response.from.sen
157300	73 6f 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20	sor.<br>.<br>.</td></tr><tr><td.
157320	73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c	style="width:.150px;.vertical-al
157340	69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74	ign:.top;.font-size:.0.8em;.font
157360	2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e	-weight:.bold;"><span.id="Python
157380	5f 44 48 54 32 32 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 44 48 54 32 32 5f 70	_DHT22_py"><a.href="code/DHT22_p
1573a0	79 2e 7a 69 70 22 3e 44 48 54 32 32 20 41 4d 32 33 30 32 20 53 65 6e 73 6f 72 3c 2f 61 3e 3c 62	y.zip">DHT22.AM2302.Sensor</a><b
1573c0	72 3e 32 30 31 34 2d 30 37 2d 31 31 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73	r>2014-07-11</span></td><td>Clas
1573e0	73 20 74 6f 20 72 65 61 64 20 74 68 65 20 72 65 6c 61 74 69 76 65 20 68 75 6d 69 64 69 74 79 20	s.to.read.the.relative.humidity.
157400	61 6e 64 20 74 65 6d 70 65 72 61 74 75 72 65 20 66 72 6f 6d 20 61 20 44 48 54 32 32 2f 41 4d 32	and.temperature.from.a.DHT22/AM2
157420	33 30 32 20 73 65 6e 73 6f 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c	302.sensor.<br>.<br>.</td></tr><
157440	74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74	tr><td.style="width:.150px;.vert
157460	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65	ical-align:.top;.font-size:.0.8e
157480	6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d	m;.font-weight:.bold;"><span.id=
1574a0	22 50 79 74 68 6f 6e 5f 44 53 31 38 42 32 30 2d 31 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63	"Python_DS18B20-1_py"><a.href="c
1574c0	6f 64 65 2f 44 53 31 38 42 32 30 2d 31 5f 70 79 2e 7a 69 70 22 3e 44 53 31 38 42 32 30 20 54 65	ode/DS18B20-1_py.zip">DS18B20.Te
1574e0	6d 70 65 72 61 74 75 72 65 20 53 65 6e 73 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 36 2d	mperature.Sensor</a><br>2016-06-
157500	32 39 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 53 63 72 69 70 74 20 74 6f 20 72 65 61 64	29</span></td><td>Script.to.read
157520	20 74 68 65 20 74 65 6d 70 65 72 61 74 75 72 65 20 66 72 6f 6d 20 61 6e 79 20 44 53 31 38 42 32	.the.temperature.from.any.DS18B2
157540	30 20 73 65 6e 73 6f 72 73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 31 2d 77 69 72	0.sensors.connected.to.the.1-wir
157560	65 20 62 75 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 6f 20 65 6e 61 62 6c 65 20 74 68 65 20 31 2d	e.bus.<br>.<br>.To.enable.the.1-
157580	77 69 72 65 20 62 75 73 20 61 64 64 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 6c 69 6e 65 20	wire.bus.add.the.following.line.
1575a0	74 6f 20 2f 62 6f 6f 74 2f 63 6f 6e 66 69 67 2e 74 78 74 20 61 6e 64 20 72 65 62 6f 6f 74 2e 3c	to./boot/config.txt.and.reboot.<
1575c0	62 72 3e 0a 3c 62 72 3e 0a 64 74 6f 76 65 72 6c 61 79 3d 77 31 2d 67 70 69 6f 3c 62 72 3e 0a 3c	br>.<br>.dtoverlay=w1-gpio<br>.<
1575e0	62 72 3e 0a 42 79 20 64 65 66 61 75 6c 74 20 79 6f 75 20 73 68 6f 75 6c 64 20 63 6f 6e 6e 65 63	br>.By.default.you.should.connec
157600	74 20 74 68 65 20 44 53 31 38 42 32 30 20 64 61 74 61 20 6c 69 6e 65 20 74 6f 20 47 50 49 4f 20	t.the.DS18B20.data.line.to.GPIO.
157620	34 20 28 70 69 6e 20 37 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 43 6f 6e 6e 65 63 74 20 33 56 33 20	4.(pin.7).<br>.<br>.Connect.3V3.
157640	6f 72 20 35 56 20 66 6f 72 20 70 6f 77 65 72 2c 20 67 72 6f 75 6e 64 20 74 6f 20 67 72 6f 75 6e	or.5V.for.power,.ground.to.groun
157660	64 2c 20 34 6b 37 20 70 75 6c 6c 2d 75 70 20 6f 6e 20 64 61 74 61 20 6c 69 6e 65 20 74 6f 20 33	d,.4k7.pull-up.on.data.line.to.3
157680	56 33 2c 20 61 6e 64 20 64 61 74 61 20 6c 69 6e 65 20 74 6f 20 47 50 49 4f 20 34 2e 3c 62 72 3e	V3,.and.data.line.to.GPIO.4.<br>
1576a0	0a 3c 62 72 3e 0a 54 68 69 73 20 73 63 72 69 70 74 20 75 73 65 73 20 74 68 65 20 66 69 6c 65 20	.<br>.This.script.uses.the.file.
1576c0	66 65 61 74 75 72 65 73 20 6f 66 20 70 69 67 70 69 6f 20 74 6f 20 61 63 63 65 73 73 20 74 68 65	features.of.pigpio.to.access.the
1576e0	20 72 65 6d 6f 74 65 20 66 69 6c 65 20 73 79 73 74 65 6d 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68	.remote.file.system.<br>.<br>.Th
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157720	74 2f 70 69 67 70 69 6f 2f 61 63 63 65 73 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2f 73 79 73 2f 62	t/pigpio/access.<br>.<br>./sys/b
157740	75 73 2f 77 31 2f 64 65 76 69 63 65 73 2f 32 38 2a 2f 77 31 5f 73 6c 61 76 65 20 72 3c 62 72 3e	us/w1/devices/28*/w1_slave.r<br>
157760	0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77	.<br>.</td></tr><tr><td.style="w
157780	69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70	idth:.150px;.vertical-align:.top
1577a0	3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a	;.font-size:.0.8em;.font-weight:
1577c0	20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 50 50 44 34 32 4e 53	.bold;"><span.id="Python_PPD42NS
1577e0	5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 50 50 44 34 32 4e 53 5f 70 79 2e 7a 69	_py"><a.href="code/PPD42NS_py.zi
157800	70 22 3e 44 75 73 74 20 53 65 6e 73 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 31 31 2d 32 32	p">Dust.Sensor</a><br>2015-11-22
157820	3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73 20 74 6f 20 72 65 61 64 20 61 20	</span></td><td>Class.to.read.a.
157840	53 68 69 6e 79 65 69 20 50 50 44 34 32 4e 53 20 44 75 73 74 20 53 65 6e 73 6f 72 2c 20 65 2e 67	Shinyei.PPD42NS.Dust.Sensor,.e.g
157860	2e 20 61 73 20 75 73 65 64 20 69 6e 20 74 68 65 20 47 72 6f 76 65 20 64 75 73 74 20 73 65 6e 73	..as.used.in.the.Grove.dust.sens
157880	6f 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73	or.<br>.<br>.</td></tr><tr><td.s
1578a0	74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69	tyle="width:.150px;.vertical-ali
1578c0	67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d	gn:.top;.font-size:.0.8em;.font-
1578e0	77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f	weight:.bold;"><span.id="Python_
157900	67 70 69 6f 5f 73 74 61 74 75 73 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 67 70	gpio_status_py"><a.href="code/gp
157920	69 6f 5f 73 74 61 74 75 73 5f 70 79 2e 7a 69 70 22 3e 47 50 49 4f 20 53 74 61 74 75 73 3c 2f 61	io_status_py.zip">GPIO.Status</a
157940	3e 3c 62 72 3e 32 30 31 34 2d 30 36 2d 31 32 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 53	><br>2014-06-12</span></td><td>S
157960	63 72 69 70 74 20 74 6f 20 64 69 73 70 6c 61 79 20 74 68 65 20 73 74 61 74 75 73 20 6f 66 20 47	cript.to.display.the.status.of.G
157980	50 49 4f 20 30 2d 33 31 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72	PIO.0-31.<br>.<br>.</td></tr><tr
1579a0	3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63	><td.style="width:.150px;.vertic
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1579e0	20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50	.font-weight:.bold;"><span.id="P
157a00	79 74 68 6f 6e 5f 68 61 6c 6c 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 68 61 6c 6c 2e 7a	ython_hall"><a.href="code/hall.z
157a20	69 70 22 3e 48 61 6c 6c 20 45 66 66 65 63 74 20 53 65 6e 73 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30	ip">Hall.Effect.Sensor</a><br>20
157a40	31 34 2d 30 36 2d 31 33 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 50 72 6f 67 72 61 6d 20	14-06-13</span></td><td>Program.
157a60	74 6f 20 73 68 6f 77 20 73 74 61 74 75 73 20 63 68 61 6e 67 65 73 20 66 6f 72 20 61 20 48 61 6c	to.show.status.changes.for.a.Hal
157a80	6c 20 65 66 66 65 63 74 20 73 65 6e 73 6f 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c	l.effect.sensor.<br>.<br>.</td><
157aa0	2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b	/tr><tr><td.style="width:.150px;
157ac0	20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a	.vertical-align:.top;.font-size:
157ae0	20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61	.0.8em;.font-weight:.bold;"><spa
157b00	6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 48 58 37 31 31 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22	n.id="Python_HX711_py"><a.href="
157b20	63 6f 64 65 2f 48 58 37 31 31 5f 70 79 2e 7a 69 70 22 3e 48 58 37 31 31 20 32 34 2d 62 69 74 20	code/HX711_py.zip">HX711.24-bit.
157b40	41 44 43 3c 2f 61 3e 3c 62 72 3e 32 30 31 38 2d 30 33 2d 30 35 3c 2f 73 70 61 6e 3e 3c 2f 74 64	ADC</a><br>2018-03-05</span></td
157b60	3e 3c 74 64 3e 43 6c 61 73 73 20 74 6f 20 72 65 61 64 20 74 68 65 20 63 68 61 6e 6e 65 6c 73 20	><td>Class.to.read.the.channels.
157b80	6f 66 20 61 20 48 58 37 31 31 20 32 34 2d 62 69 74 20 41 44 43 2e 3c 62 72 3e 0a 3c 62 72 3e 0a	of.a.HX711.24-bit.ADC.<br>.<br>.
157ba0	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20	</td></tr><tr><td.style="width:.
157bc0	31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74	150px;.vertical-align:.top;.font
157be0	2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b	-size:.0.8em;.font-weight:.bold;
157c00	22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 69 32 63 5f 41 44 58 4c 33 34 35 5f 70	"><span.id="Python_i2c_ADXL345_p
157c20	79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 69 32 63 5f 41 44 58 4c 33 34 35 5f 70 79 2e	y"><a.href="code/i2c_ADXL345_py.
157c40	7a 69 70 22 3e 49 32 43 20 41 44 58 4c 33 34 35 20 41 63 63 65 6c 65 72 6f 6d 65 74 65 72 3c 2f	zip">I2C.ADXL345.Accelerometer</
157c60	61 3e 3c 62 72 3e 32 30 31 35 2d 30 34 2d 30 31 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e	a><br>2015-04-01</span></td><td>
157c80	53 63 72 69 70 74 20 74 6f 20 64 69 73 70 6c 61 79 20 74 68 65 20 58 2c 20 59 2c 20 61 6e 64 20	Script.to.display.the.X,.Y,.and.
157ca0	5a 20 76 61 6c 75 65 73 20 72 65 61 64 20 66 72 6f 6d 20 61 6e 20 41 44 58 4c 33 34 35 20 61 63	Z.values.read.from.an.ADXL345.ac
157cc0	63 65 6c 65 72 6f 6d 65 74 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	celerometer.<br>.<br>.</td></tr>
157ce0	3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72	<tr><td.style="width:.150px;.ver
157d00	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38	tical-align:.top;.font-size:.0.8
157d20	65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64	em;.font-weight:.bold;"><span.id
157d40	3d 22 50 79 74 68 6f 6e 5f 69 32 63 5f 48 4d 43 35 38 38 33 4c 5f 70 79 22 3e 3c 61 20 68 72 65	="Python_i2c_HMC5883L_py"><a.hre
157d60	66 3d 22 63 6f 64 65 2f 69 32 63 5f 48 4d 43 35 38 38 33 4c 5f 70 79 2e 7a 69 70 22 3e 49 32 43	f="code/i2c_HMC5883L_py.zip">I2C
157d80	20 48 4d 43 35 38 38 33 4c 20 4d 61 67 6e 65 74 6f 6d 65 74 65 72 3c 2f 61 3e 3c 62 72 3e 32 30	.HMC5883L.Magnetometer</a><br>20
157da0	31 35 2d 30 34 2d 30 31 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 53 63 72 69 70 74 20 74	15-04-01</span></td><td>Script.t
157dc0	6f 20 64 69 73 70 6c 61 79 20 74 68 65 20 58 2c 20 59 2c 20 61 6e 64 20 5a 20 76 61 6c 75 65 73	o.display.the.X,.Y,.and.Z.values
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157e00	65 72 20 28 63 6f 6d 70 61 73 73 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72	er.(compass).<br>.<br>.</td></tr
157e20	3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65	><tr><td.style="width:.150px;.ve
157e40	72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e	rtical-align:.top;.font-size:.0.
157e60	38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69	8em;.font-weight:.bold;"><span.i
157e80	64 3d 22 50 79 74 68 6f 6e 5f 69 32 63 5f 49 54 47 33 32 30 35 5f 70 79 22 3e 3c 61 20 68 72 65	d="Python_i2c_ITG3205_py"><a.hre
157ea0	66 3d 22 63 6f 64 65 2f 69 32 63 5f 49 54 47 33 32 30 35 5f 70 79 2e 7a 69 70 22 3e 49 32 43 20	f="code/i2c_ITG3205_py.zip">I2C.
157ec0	49 54 47 33 32 30 35 20 47 79 72 6f 73 63 6f 70 65 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 30 34	ITG3205.Gyroscope</a><br>2015-04
157ee0	2d 30 31 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 53 63 72 69 70 74 20 74 6f 20 64 69 73	-01</span></td><td>Script.to.dis
157f00	70 6c 61 79 20 74 68 65 20 58 2c 20 59 2c 20 5a 2c 20 61 6e 64 20 74 65 6d 70 65 72 61 74 75 72	play.the.X,.Y,.Z,.and.temperatur
157f20	65 20 76 61 6c 75 65 73 20 72 65 61 64 20 66 72 6f 6d 20 61 6e 20 49 54 47 33 32 30 35 20 67 79	e.values.read.from.an.ITG3205.gy
157f40	72 6f 73 63 6f 70 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	roscope.<br>.<br>.</td></tr><tr>
157f60	3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61	<td.style="width:.150px;.vertica
157f80	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20	l-align:.top;.font-size:.0.8em;.
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157fc0	74 68 6f 6e 5f 69 32 63 5f 6c 63 64 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 69	thon_i2c_lcd_py"><a.href="code/i
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158000	00 00 01 58 20 74 68 65 20 74 72 69 67 67 65 72 20 65 63 68 6f 20 6d 65 74 68 6f 64 20 6f 66 20	...X.the.trigger.echo.method.of.
158020	6f 70 65 72 61 74 69 6f 6e 2e 20 20 41 20 31 30 20 26 6d 75 3b 73 20 74 72 69 67 67 65 72 20 70	operation...A.10.&mu;s.trigger.p
158040	75 6c 73 65 20 69 6e 69 74 69 61 74 65 73 20 61 20 73 65 72 69 65 73 20 6f 66 20 68 69 67 68 20	ulse.initiates.a.series.of.high.
158060	66 72 65 71 75 65 6e 63 79 20 73 6f 6e 61 72 20 63 68 69 72 70 73 2e 20 20 54 68 65 20 65 63 68	frequency.sonar.chirps...The.ech
158080	6f 20 6c 69 6e 65 20 74 68 65 6e 20 67 6f 65 73 20 68 69 67 68 20 61 6e 64 20 73 74 61 79 73 20	o.line.then.goes.high.and.stays.
1580a0	68 69 67 68 20 75 6e 74 69 6c 20 61 6e 20 65 63 68 6f 20 66 72 6f 6d 20 61 6e 20 6f 62 6a 65 63	high.until.an.echo.from.an.objec
1580c0	74 20 69 73 20 72 65 63 65 69 76 65 64 2e 20 20 54 68 65 20 65 63 68 6f 20 68 69 67 68 20 74 69	t.is.received...The.echo.high.ti
1580e0	6d 65 20 69 73 20 75 73 65 64 20 74 6f 20 63 61 6c 63 75 6c 61 74 65 20 74 68 65 20 64 69 73 74	me.is.used.to.calculate.the.dist
158100	61 6e 63 65 20 6f 66 20 74 68 65 20 6f 62 6a 65 63 74 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 46 6f 72	ance.of.the.object.<br>.<br>.For
158120	20 61 20 6f 6e 65 2d 6f 66 66 20 72 65 61 64 69 6e 67 20 6f 6e 6c 79 20 74 68 65 20 74 72 69 67	.a.one-off.reading.only.the.trig
158140	67 65 72 20 61 6e 64 20 65 63 68 6f 20 47 50 49 4f 20 6e 65 65 64 20 74 6f 20 62 65 20 73 70 65	ger.and.echo.GPIO.need.to.be.spe
158160	63 69 66 69 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 53 52 54 45 44 20 2d 74 35 20 2d 65 36	cified.<br>.<br>../SRTED.-t5.-e6
158180	20 23 20 52 65 61 64 20 61 20 73 6f 6e 61 72 20 72 61 6e 67 65 72 20 63 6f 6e 6e 65 63 74 65 64	.#.Read.a.sonar.ranger.connected
1581a0	20 74 6f 20 47 50 49 4f 20 35 2f 36 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 53 52 54 45 44 20 2d	.to.GPIO.5/6.<br>.<br>../SRTED.-
1581c0	74 31 31 20 2d 65 35 20 2d 69 30 2e 31 20 23 20 52 65 61 64 20 61 20 73 6f 6e 61 72 20 72 61 6e	t11.-e5.-i0.1.#.Read.a.sonar.ran
1581e0	67 65 72 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 47 50 49 4f 20 31 31 2f 35 20 65 76 65 72 79	ger.connected.to.GPIO.11/5.every
158200	20 30 2e 31 20 73 65 63 6f 6e 64 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 53 52 54 45 44 20 2d	.0.1.seconds.<br>.<br>../SRTED.-
158220	3f 20 23 20 66 6f 72 20 6f 70 74 69 6f 6e 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c	?.#.for.options.<br>.<br>.</td><
158240	2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b	/tr><tr><td.style="width:.150px;
158260	20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a	.vertical-align:.top;.font-size:
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1582a0	6e 20 69 64 3d 22 70 64 69 66 32 5f 74 78 5f 52 45 44 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64	n.id="pdif2_tx_RED"><a.href="cod
1582c0	65 2f 74 78 5f 52 45 44 2e 7a 69 70 22 3e 54 72 61 6e 73 6d 69 74 20 52 6f 74 61 72 79 20 45 6e	e/tx_RED.zip">Transmit.Rotary.En
1582e0	63 6f 64 65 72 20 54 65 73 74 20 53 69 67 6e 61 6c 73 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 31	coder.Test.Signals</a><br>2015-1
158300	31 2d 32 35 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6f 64 65 20 74 6f 20 74 72 61 6e	1-25</span></td><td>Code.to.tran
158320	73 6d 69 74 20 71 75 61 64 72 61 74 75 72 65 20 73 69 67 6e 61 6c 73 20 74 6f 20 74 65 73 74 20	smit.quadrature.signals.to.test.
158340	72 6f 74 61 72 79 20 65 6e 63 6f 64 65 72 20 73 6f 66 74 77 61 72 65 2e 3c 62 72 3e 0a 3c 62 72	rotary.encoder.software.<br>.<br
158360	3e 0a 74 78 5f 52 45 44 20 2d 61 47 50 49 4f 20 2d 62 47 50 49 4f 20 5b 6f 70 74 69 6f 6e 73 5d	>.tx_RED.-aGPIO.-bGPIO.[options]
158380	3c 62 72 3e 0a 3c 62 72 3e 0a 74 78 5f 52 45 44 20 2d 3f 20 66 6f 72 20 6f 70 74 69 6f 6e 73 3c	<br>.<br>.tx_RED.-?.for.options<
1583a0	62 72 3e 0a 3c 62 72 3e 0a 45 2e 67 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 74 78 5f 52 45 44 20 2d 61	br>.<br>.E.g.<br>.<br>.tx_RED.-a
1583c0	35 20 2d 62 36 20 2d 73 32 30 20 2d 72 2d 31 30 30 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e	5.-b6.-s20.-r-100<br>.<br>.</td>
1583e0	3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78	</tr><tr><td.style="width:.150px
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158420	3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70	:.0.8em;.font-weight:.bold;"><sp
158440	61 6e 20 69 64 3d 22 70 64 69 66 32 5f 74 78 5f 57 44 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64	an.id="pdif2_tx_WD"><a.href="cod
158460	65 2f 74 78 5f 57 44 2e 7a 69 70 22 3e 54 72 61 6e 73 6d 69 74 20 57 69 65 67 61 6e 64 20 54 65	e/tx_WD.zip">Transmit.Wiegand.Te
158480	73 74 20 53 69 67 6e 61 6c 73 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 31 31 2d 32 35 3c 2f 73 70	st.Signals</a><br>2015-11-25</sp
1584a0	61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6f 64 65 20 74 6f 20 74 72 61 6e 73 6d 69 74 20 57 69 65	an></td><td>Code.to.transmit.Wie
1584c0	67 61 6e 64 20 63 6f 64 65 73 20 74 6f 20 74 65 73 74 20 57 69 65 67 61 6e 64 20 64 65 63 6f 64	gand.codes.to.test.Wiegand.decod
1584e0	65 72 20 73 6f 66 74 77 61 72 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 74 78 5f 57 44 20 2d 67 47 50	er.software.<br>.<br>.tx_WD.-gGP
158500	49 4f 20 2d 77 47 50 49 4f 20 5b 6f 70 74 69 6f 6e 73 5d 20 7b 63 6f 64 65 7d 2b 3c 62 72 3e 0a	IO.-wGPIO.[options].{code}+<br>.
158520	3c 62 72 3e 0a 74 78 5f 57 44 20 2d 3f 20 66 6f 72 20 6f 70 74 69 6f 6e 73 3c 62 72 3e 0a 3c 62	<br>.tx_WD.-?.for.options<br>.<b
158540	72 3e 0a 45 2e 67 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 74 78 5f 57 44 20 2d 67 35 20 2d 77 36 20 2d	r>.E.g.<br>.<br>.tx_WD.-g5.-w6.-
158560	73 33 37 20 31 32 33 34 35 20 36 37 38 39 30 20 31 32 33 20 38 39 39 39 39 39 3c 62 72 3e 0a 3c	s37.12345.67890.123.899999<br>.<
158580	62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64	br>.</td></tr><tr><td.style="wid
1585a0	74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20	th:.150px;.vertical-align:.top;.
1585c0	66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62	font-size:.0.8em;.font-weight:.b
1585e0	6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 70 64 69 66 32 5f 57 44 22 3e 3c 61 20 68 72 65	old;"><span.id="pdif2_WD"><a.hre
158600	66 3d 22 63 6f 64 65 2f 57 44 2e 7a 69 70 22 3e 57 69 65 67 61 6e 64 20 52 65 61 64 65 72 3c 2f	f="code/WD.zip">Wiegand.Reader</
158620	61 3e 3c 62 72 3e 32 30 31 35 2d 31 31 2d 32 35 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e	a><br>2015-11-25</span></td><td>
158640	43 6f 64 65 20 74 6f 20 72 65 61 64 20 61 20 57 69 65 67 61 6e 64 20 52 65 61 64 65 72 2e 3c 62	Code.to.read.a.Wiegand.Reader.<b
158660	72 3e 0a 3c 62 72 3e 0a 2e 2f 57 44 20 2d 67 37 20 2d 77 38 20 2d 73 33 30 20 23 20 52 65 61 64	r>.<br>../WD.-g7.-w8.-s30.#.Read
158680	20 57 69 65 67 61 6e 64 20 63 6f 64 65 73 20 66 72 6f 6d 20 47 50 49 4f 20 37 2f 38 20 66 6f 72	.Wiegand.codes.from.GPIO.7/8.for
1586a0	20 33 30 20 73 65 63 6f 6e 64 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 57 44 20 2d 67 35 20 2d	.30.seconds.<br>.<br>../WD.-g5.-
1586c0	77 36 20 23 20 52 65 61 64 20 57 69 65 67 61 6e 64 20 63 6f 64 65 73 20 66 72 6f 6d 20 47 50 49	w6.#.Read.Wiegand.codes.from.GPI
1586e0	4f 20 35 2f 36 20 66 6f 72 65 76 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 57 44 20 2d 3f 20	O.5/6.forever.<br>.<br>../WD.-?.
158700	23 20 66 6f 72 20 6f 70 74 69 6f 6e 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74	#.for.options.<br>.<br>.</td></t
158720	72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 73 70 61 6e 20 69 64 3d 22	r></tbody></table><h3><span.id="
158740	50 79 74 68 6f 6e 20 63 6f 64 65 22 3e 50 79 74 68 6f 6e 20 63 6f 64 65 3c 2f 73 70 61 6e 3e 3c	Python.code">Python.code</span><
158760	2f 68 33 3e 54 68 65 20 50 79 74 68 6f 6e 20 63 6f 64 65 20 6d 61 79 20 62 65 20 72 75 6e 20 6f	/h3>The.Python.code.may.be.run.o
158780	6e 20 61 6e 79 20 50 79 74 68 6f 6e 20 6d 61 63 68 69 6e 65 20 61 6e 64 20 61 6c 6c 6f 77 73 20	n.any.Python.machine.and.allows.
1587a0	63 6f 6e 74 72 6f 6c 20 6f 66 20 74 68 65 20 47 50 49 4f 20 6f 6e 20 6f 6e 65 20 6f 72 20 6d 6f	control.of.the.GPIO.on.one.or.mo
1587c0	72 65 20 6e 65 74 77 6f 72 6b 65 64 20 50 69 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 50	re.networked.Pis.<br>.<br>.The.P
1587e0	79 74 68 6f 6e 20 6d 61 63 68 69 6e 65 20 6e 65 65 64 20 6e 6f 74 20 62 65 20 61 20 50 69 2c 20	ython.machine.need.not.be.a.Pi,.
158800	69 74 20 6d 61 79 20 72 75 6e 20 57 69 6e 64 6f 77 73 2c 20 4d 61 63 2c 20 4c 69 6e 75 78 2c 20	it.may.run.Windows,.Mac,.Linux,.
158820	61 6e 79 74 68 69 6e 67 20 61 73 20 6c 6f 6e 67 20 61 73 20 69 74 20 73 75 70 70 6f 72 74 73 20	anything.as.long.as.it.supports.
158840	50 79 74 68 6f 6e 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 45 61 63 68 20 50 69 20 6e 65 65 64 73 20 74	Python.<br>.<br>.Each.Pi.needs.t
158860	68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 74 6f 20 62 65 20 72 75 6e 6e 69 6e 67 2e 20	he.pigpio.daemon.to.be.running..
158880	20 54 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 6d 61 79 20 62 65 20 73 74 61 72 74 65	.The.pigpio.daemon.may.be.starte
1588a0	64 20 77 69 74 68 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 73 75 64 6f 20 70 69 67 70 69 6f 64 2e	d.with.the.command.sudo.pigpiod.
1588c0	3c 62 72 3e 0a 3c 62 72 3e 0a 3c 74 61 62 6c 65 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	<br>.<br>.<table.style="text-ali
1588e0	67 6e 3a 20 6c 65 66 74 3b 20 77 69 64 74 68 3a 20 39 30 25 3b 22 20 62 6f 72 64 65 72 3d 22 30	gn:.left;.width:.90%;".border="0
158900	22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 34 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 34	".cellpadding="4".cellspacing="4
158920	22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31	"><tbody><tr><td.style="width:.1
158940	35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d	50px;.vertical-align:.top;.font-
158960	73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22	size:.0.8em;.font-weight:.bold;"
158980	3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 5f 34 33 33 5f 70 79 22 3e 3c 61 20 68 72	><span.id="Python__433_py"><a.hr
1589a0	65 66 3d 22 63 6f 64 65 2f 5f 34 33 33 5f 70 79 2e 7a 69 70 22 3e 34 33 33 4d 48 7a 20 4b 65 79	ef="code/_433_py.zip">433MHz.Key
1589c0	66 6f 62 20 52 58 2f 54 58 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 31 30 2d 33 30 3c 2f 73 70 61	fob.RX/TX</a><br>2015-10-30</spa
1589e0	6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73 65 73 20 74 6f 20 73 65 6e 64 20 61 6e 64 20 72	n></td><td>Classes.to.send.and.r
158a00	65 63 65 69 76 65 20 34 33 33 4d 48 7a 20 77 69 72 65 6c 65 73 73 20 6b 65 79 66 6f 62 20 63 6f	eceive.433MHz.wireless.keyfob.co
158a20	64 65 73 2e 20 20 54 68 65 73 65 20 6b 65 79 66 6f 62 73 20 61 72 65 20 77 69 64 65 6c 79 20 75	des...These.keyfobs.are.widely.u
158a40	73 65 64 20 66 6f 72 20 72 65 6d 6f 74 65 20 63 6f 6e 74 72 6f 6c 20 6f 66 20 64 65 76 69 63 65	sed.for.remote.control.of.device
158a60	73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74	s.<br>.<br>.</td></tr><tr><td.st
158a80	79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67	yle="width:.150px;.vertical-alig
158aa0	6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77	n:.top;.font-size:.0.8em;.font-w
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158b00	65 6e 74 2e 7a 69 70 22 3e 37 2d 53 65 67 6d 65 6e 74 20 4c 45 44 20 44 69 73 70 6c 61 79 20 4d	ent.zip">7-Segment.LED.Display.M
158b20	75 6c 74 69 70 6c 65 78 69 6e 67 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 31 32 2d 31 32 3c 2f 73	ultiplexing</a><br>2016-12-12</s
158b40	70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 53 63 72 69 70 74 20 74 6f 20 6d 75 6c 74 69 70 6c 65 78	pan></td><td>Script.to.multiplex
158b60	20 73 65 76 65 72 61 6c 20 37 2d 73 65 67 6d 65 6e 74 20 4c 45 44 20 64 69 73 70 6c 61 79 73 2e	.several.7-segment.LED.displays.
158b80	20 20 45 61 63 68 20 64 69 73 70 6c 61 79 20 68 61 73 20 74 68 65 20 73 65 67 6d 65 6e 74 73 20	..Each.display.has.the.segments.
158ba0	61 2d 67 20 61 6e 64 20 74 68 65 20 64 65 63 69 6d 61 6c 20 70 6f 69 6e 74 20 63 6f 6e 6e 65 63	a-g.and.the.decimal.point.connec
158bc0	74 65 64 20 69 6e 20 70 61 72 61 6c 6c 65 6c 20 62 75 74 20 68 61 73 20 61 6e 20 69 6e 64 69 76	ted.in.parallel.but.has.an.indiv
158be0	69 64 75 61 6c 20 65 6e 61 62 6c 65 20 47 50 49 4f 20 28 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20	idual.enable.GPIO.(connected.to.
158c00	74 68 65 20 63 6f 6d 6d 6f 6e 20 61 6e 6f 64 65 20 6f 72 20 63 61 74 68 6f 64 65 29 2e 3c 62 72	the.common.anode.or.cathode).<br
158c20	3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22	>.<br>.</td></tr><tr><td.style="
158c40	77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f	width:.150px;.vertical-align:.to
158c60	70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74	p;.font-size:.0.8em;.font-weight
158c80	3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 74 65 73 74 2d 41	:.bold;"><span.id="Python_test-A
158ca0	50 41 31 30 32 5f 70 79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 74 65 73 74 2d 41 50 41	PA102_py"><a.href="code/test-APA
158cc0	31 30 32 5f 70 79 2e 7a 69 70 22 3e 41 50 41 31 30 32 20 4c 45 44 20 73 74 72 69 70 20 64 72 69	102_py.zip">APA102.LED.strip.dri
158ce0	76 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 37 2d 30 33 2d 32 38 3c 2f 73 70 61 6e 3e 3c 2f 74 64	ver</a><br>2017-03-28</span></td
158d00	3e 3c 74 64 3e 53 63 72 69 70 74 20 74 6f 20 64 72 69 76 65 20 61 6e 20 41 50 41 31 30 32 20 4c	><td>Script.to.drive.an.APA102.L
158d20	45 44 20 73 74 72 69 70 2e 20 20 54 68 72 65 65 20 64 69 66 66 65 72 65 6e 74 20 6d 65 74 68 6f	ED.strip...Three.different.metho
158d40	64 73 20 61 72 65 20 64 65 6d 6f 6e 73 74 72 61 74 65 64 20 2d 20 75 73 69 6e 67 20 73 70 69 64	ds.are.demonstrated.-.using.spid
158d60	65 76 20 53 50 49 20 28 6f 6e 6c 79 20 77 6f 72 6b 73 20 6f 6e 20 74 68 65 20 6c 6f 63 61 6c 20	ev.SPI.(only.works.on.the.local.
158d80	50 69 29 2c 20 70 69 67 70 69 6f 20 53 50 49 2c 20 61 6e 64 20 70 69 67 70 69 6f 20 77 61 76 65	Pi),.pigpio.SPI,.and.pigpio.wave
158da0	73 2e 20 20 54 68 65 20 53 50 49 20 73 6f 6c 75 74 69 6f 6e 73 20 6f 6e 6c 79 20 77 6f 72 6b 20	s...The.SPI.solutions.only.work.
158dc0	77 69 74 68 20 74 68 65 20 64 65 64 69 63 61 74 65 64 20 53 50 49 20 47 50 49 4f 2e 20 20 57 61	with.the.dedicated.SPI.GPIO...Wa
158de0	76 65 73 20 6d 61 79 20 75 73 65 20 61 6e 79 20 73 70 61 72 65 20 47 50 49 4f 2e 20 20 46 6f 75	ves.may.use.any.spare.GPIO...Fou
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158e20	6e 63 6c 75 64 69 6e 67 20 61 20 4c 45 44 20 73 74 72 69 70 20 63 6c 6f 63 6b 2e 3c 62 72 3e 0a	ncluding.a.LED.strip.clock.<br>.
158e40	3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69	<br>.</td></tr><tr><td.style="wi
158e60	64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b	dth:.150px;.vertical-align:.top;
158e80	20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20	.font-size:.0.8em;.font-weight:.
158ea0	62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 50 79 74 68 6f 6e 5f 42 4d 45 32 38 30 5f 70	bold;"><span.id="Python_BME280_p
158ec0	79 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 42 4d 45 32 38 30 5f 70 79 2e 7a 69 70 22 3e	y"><a.href="code/BME280_py.zip">
158ee0	42 4d 45 32 38 30 20 53 65 6e 73 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 38 2d 30 35 3c	BME280.Sensor</a><br>2016-08-05<
158f00	2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73 20 74 6f 20 72 65 61 64 20 74 68 65	/span></td><td>Class.to.read.the
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158f40	20 61 6e 64 20 70 72 65 73 73 75 72 65 20 66 72 6f 6d 20 61 20 42 4d 45 32 38 30 20 73 65 6e 73	.and.pressure.from.a.BME280.sens
158f60	6f 72 2e 20 20 54 68 65 20 73 65 6e 73 6f 72 20 68 61 73 20 62 6f 74 68 20 61 6e 20 49 32 43 20	or...The.sensor.has.both.an.I2C.
158f80	61 6e 64 20 61 20 53 50 49 20 69 6e 74 65 72 66 61 63 65 20 77 68 69 63 68 20 61 72 65 20 62 6f	and.a.SPI.interface.which.are.bo
158fa0	74 68 3c 62 72 3e 0a 73 75 70 70 6f 72 74 65 64 20 62 79 20 74 68 65 20 63 6c 61 73 73 2e 3c 62	th<br>.supported.by.the.class.<b
158fc0	72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d	r>.<br>.</td></tr><tr><td.style=
158fe0	22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74	"width:.150px;.vertical-align:.t
159000	00 00 01 59 72 3e 0a 3c 62 72 3e 0a 3c 74 61 62 6c 65 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61	...Yr>.<br>.<table.style="text-a
159020	6c 69 67 6e 3a 20 6c 65 66 74 3b 20 77 69 64 74 68 3a 20 39 30 25 3b 22 20 62 6f 72 64 65 72 3d	lign:.left;.width:.90%;".border=
159040	22 30 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 34 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d	"0".cellpadding="4".cellspacing=
159060	22 34 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a	"4"><tbody><tr><td.style="width:
159080	20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e	.150px;.vertical-align:.top;.fon
1590a0	74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64	t-size:.0.8em;.font-weight:.bold
1590c0	3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 43 2b 2b 5f 69 72 5f 68 61 73 68 65 72 5f 63 70 70 22 3e	;"><span.id="C++_ir_hasher_cpp">
1590e0	3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 69 72 5f 68 61 73 68 65 72 5f 63 70 70 2e 7a 69 70 22	<a.href="code/ir_hasher_cpp.zip"
159100	3e 49 52 20 52 65 63 65 69 76 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 30 32 2d 32 32 3c 2f	>IR.Receiver</a><br>2015-02-22</
159120	73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73 20 74 6f 20 68 61 73 68 20 61 20 63 6f	span></td><td>Class.to.hash.a.co
159140	64 65 20 66 72 6f 6d 20 61 6e 20 49 52 20 72 65 63 65 69 76 65 72 20 28 72 65 61 64 69 6e 67 20	de.from.an.IR.receiver.(reading.
159160	61 6e 20 49 52 20 72 65 6d 6f 74 65 20 63 6f 6e 74 72 6f 6c 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a	an.IR.remote.control).<br>.<br>.
159180	3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20	</td></tr><tr><td.style="width:.
1591a0	31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74	150px;.vertical-align:.top;.font
1591c0	2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b	-size:.0.8em;.font-weight:.bold;
1591e0	22 3e 3c 73 70 61 6e 20 69 64 3d 22 43 2b 2b 5f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72 5f 63	"><span.id="C++_rotary_encoder_c
159200	70 70 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72	pp"><a.href="code/rotary_encoder
159220	5f 63 70 70 2e 7a 69 70 22 3e 52 6f 74 61 72 79 20 45 6e 63 6f 64 65 72 3c 2f 61 3e 3c 62 72 3e	_cpp.zip">Rotary.Encoder</a><br>
159240	32 30 31 33 2d 31 32 2d 33 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73 73 20	2013-12-30</span></td><td>Class.
159260	74 6f 20 64 65 63 6f 64 65 20 61 20 6d 65 63 68 61 6e 69 63 61 6c 20 72 6f 74 61 72 79 20 65 6e	to.decode.a.mechanical.rotary.en
159280	63 6f 64 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74	coder.<br>.<br>.</td></tr><tr><t
1592a0	64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d	d.style="width:.150px;.vertical-
1592c0	61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f	align:.top;.font-size:.0.8em;.fo
1592e0	6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 43 2b 2b 5f	nt-weight:.bold;"><span.id="C++_
159300	77 69 65 67 61 6e 64 5f 63 70 70 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 77 69 65 67 61	wiegand_cpp"><a.href="code/wiega
159320	6e 64 5f 63 70 70 2e 7a 69 70 22 3e 57 69 65 67 61 6e 64 20 52 65 61 64 65 72 3c 2f 61 3e 3c 62	nd_cpp.zip">Wiegand.Reader</a><b
159340	72 3e 32 30 31 33 2d 31 32 2d 33 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6c 61 73	r>2013-12-30</span></td><td>Clas
159360	73 20 74 6f 20 72 65 61 64 20 61 20 57 69 65 67 61 6e 64 20 52 65 61 64 65 72 2e 3c 62 72 3e 0a	s.to.read.a.Wiegand.Reader.<br>.
159380	3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c	<br>.</td></tr></tbody></table><
1593a0	68 33 3e 3c 73 70 61 6e 20 69 64 3d 22 70 69 67 70 69 6f 64 5f 69 66 32 20 63 6f 64 65 22 3e 70	h3><span.id="pigpiod_if2.code">p
1593c0	69 67 70 69 6f 64 5f 69 66 32 20 63 6f 64 65 3c 2f 73 70 61 6e 3e 3c 2f 68 33 3e 54 68 65 20 70	igpiod_if2.code</span></h3>The.p
1593e0	69 67 70 69 6f 64 5f 69 66 32 20 63 6f 64 65 20 65 78 61 6d 70 6c 65 73 20 61 72 65 20 6c 69 6e	igpiod_if2.code.examples.are.lin
159400	6b 65 64 20 77 69 74 68 20 6c 69 62 70 69 67 70 69 6f 64 5f 69 66 32 20 61 6e 64 20 61 72 65 20	ked.with.libpigpiod_if2.and.are.
159420	77 72 69 74 74 65 6e 20 69 6e 20 43 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 70 69 67 70 69	written.in.C.<br>.<br>.The.pigpi
159440	6f 64 5f 69 66 32 20 6c 69 62 72 61 72 79 20 6d 61 79 20 62 65 20 63 6f 6d 70 69 6c 65 64 20 61	od_if2.library.may.be.compiled.a
159460	6e 64 20 72 75 6e 20 6f 6e 20 61 6e 79 20 4c 69 6e 75 78 20 6d 61 63 68 69 6e 65 20 61 6e 64 20	nd.run.on.any.Linux.machine.and.
159480	61 6c 6c 6f 77 73 20 63 6f 6e 74 72 6f 6c 20 6f 66 20 74 68 65 20 47 50 49 4f 20 6f 6e 20 6f 6e	allows.control.of.the.GPIO.on.on
1594a0	65 20 6f 72 20 6d 6f 72 65 20 6e 65 74 77 6f 72 6b 65 64 20 50 69 73 2e 3c 62 72 3e 0a 3c 62 72	e.or.more.networked.Pis.<br>.<br
1594c0	3e 0a 49 74 20 73 68 6f 75 6c 64 20 62 65 20 70 6f 73 73 69 62 6c 65 20 74 6f 20 61 64 61 70 74	>.It.should.be.possible.to.adapt
1594e0	20 74 68 65 20 6c 69 62 72 61 72 79 20 74 6f 20 72 75 6e 20 6f 6e 20 4d 61 63 73 20 61 6e 64 20	.the.library.to.run.on.Macs.and.
159500	50 43 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 45 61 63 68 20 50 69 20 6e 65 65 64 73 20 74 68 65 20	PCs.<br>.<br>.Each.Pi.needs.the.
159520	70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 74 6f 20 62 65 20 72 75 6e 6e 69 6e 67 2e 20 20 54 68	pigpio.daemon.to.be.running...Th
159540	65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 20 6d 61 79 20 62 65 20 73 74 61 72 74 65 64 20 77	e.pigpio.daemon.may.be.started.w
159560	69 74 68 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 73 75 64 6f 20 70 69 67 70 69 6f 64 2e 3c 62 72	ith.the.command.sudo.pigpiod.<br
159580	3e 0a 3c 62 72 3e 0a 3c 74 61 62 6c 65 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	>.<br>.<table.style="text-align:
1595a0	20 6c 65 66 74 3b 20 77 69 64 74 68 3a 20 39 30 25 3b 22 20 62 6f 72 64 65 72 3d 22 30 22 20 63	.left;.width:.90%;".border="0".c
1595c0	65 6c 6c 70 61 64 64 69 6e 67 3d 22 34 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 34 22 3e 3c	ellpadding="4".cellspacing="4"><
1595e0	74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70	tbody><tr><td.style="width:.150p
159600	78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a	x;.vertical-align:.top;.font-siz
159620	65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73	e:.0.8em;.font-weight:.bold;"><s
159640	70 61 6e 20 69 64 3d 22 70 64 69 66 32 5f 5f 34 33 33 44 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f	pan.id="pdif2__433D"><a.href="co
159660	64 65 2f 5f 34 33 33 44 2e 7a 69 70 22 3e 34 33 33 4d 48 7a 20 4b 65 79 66 6f 62 20 52 58 2f 54	de/_433D.zip">433MHz.Keyfob.RX/T
159680	58 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 31 31 2d 31 37 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c	X</a><br>2015-11-17</span></td><
1596a0	74 64 3e 43 6f 64 65 20 74 6f 20 72 65 61 64 20 61 6e 64 20 74 72 61 6e 73 6d 69 74 20 33 31 33	td>Code.to.read.and.transmit.313
1596c0	20 61 6e 64 20 34 33 34 20 4d 48 7a 20 6b 65 79 20 66 6f 62 20 63 6f 64 65 73 2e 20 20 54 68 65	.and.434.MHz.key.fob.codes...The
1596e0	20 63 6f 64 65 73 20 74 6f 20 62 65 20 72 65 61 64 20 6d 75 73 74 20 75 73 65 20 4d 61 6e 63 68	.codes.to.be.read.must.use.Manch
159700	65 73 74 65 72 20 65 6e 63 6f 64 69 6e 67 2e 20 20 54 68 65 20 74 72 61 6e 73 6d 69 74 74 65 64	ester.encoding...The.transmitted
159720	20 63 6f 64 65 73 20 75 73 65 20 4d 61 6e 63 68 65 73 74 65 72 20 65 6e 63 6f 64 69 6e 67 2e 3c	.codes.use.Manchester.encoding.<
159740	62 72 3e 0a 3c 62 72 3e 0a 2e 2f 5f 34 33 33 44 20 2d 72 31 30 20 23 20 50 72 69 6e 74 20 66 6f	br>.<br>../_433D.-r10.#.Print.fo
159760	62 20 6b 65 79 63 6f 64 65 73 20 72 65 63 65 69 76 65 64 20 6f 6e 20 47 50 49 4f 20 31 30 2e 3c	b.keycodes.received.on.GPIO.10.<
159780	62 72 3e 0a 3c 62 72 3e 0a 2e 2f 5f 34 33 33 44 20 2d 74 35 20 38 32 34 36 31 38 34 20 23 20 54	br>.<br>../_433D.-t5.8246184.#.T
1597a0	72 61 6e 73 6d 69 74 20 63 6f 64 65 20 6f 6e 20 47 50 49 4f 20 35 2e 3c 62 72 3e 0a 3c 62 72 3e	ransmit.code.on.GPIO.5.<br>.<br>
1597c0	0a 2e 2f 5f 34 33 33 44 20 2d 72 31 30 20 2d 74 35 20 38 32 34 36 31 38 34 20 23 20 54 72 61 6e	../_433D.-r10.-t5.8246184.#.Tran
1597e0	73 6d 69 74 20 63 6f 64 65 20 6f 6e 20 47 50 49 4f 20 35 20 74 68 65 6e 20 6c 69 73 74 65 6e 20	smit.code.on.GPIO.5.then.listen.
159800	66 6f 72 20 63 6f 64 65 73 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 5f 34 33 33 44 20 2d 3f 20 66 6f	for.codes<br>.<br>../_433D.-?.fo
159820	72 20 6f 70 74 69 6f 6e 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74	r.options.<br>.<br>.</td></tr><t
159840	72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69	r><td.style="width:.150px;.verti
159860	63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d	cal-align:.top;.font-size:.0.8em
159880	3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22	;.font-weight:.bold;"><span.id="
1598a0	70 64 69 66 32 5f 44 48 54 58 58 44 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 44 48 54 58	pdif2_DHTXXD"><a.href="code/DHTX
1598c0	58 44 2e 7a 69 70 22 3e 44 48 54 31 31 2f 32 31 2f 32 32 2f 33 33 2f 34 34 20 53 65 6e 73 6f 72	XD.zip">DHT11/21/22/33/44.Sensor
1598e0	3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 32 2d 31 36 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74	</a><br>2016-02-16</span></td><t
159900	64 3e 43 6f 64 65 20 74 6f 20 72 65 61 64 20 74 68 65 20 44 48 54 20 74 65 6d 70 65 72 61 74 75	d>Code.to.read.the.DHT.temperatu
159920	72 65 20 61 6e 64 20 68 75 6d 69 64 69 74 79 20 73 65 6e 73 6f 72 73 2e 20 20 54 68 65 20 73 65	re.and.humidity.sensors...The.se
159940	6e 73 6f 72 20 6d 61 79 20 62 65 20 61 75 74 6f 20 64 65 74 65 63 74 65 64 2e 20 20 41 20 44 48	nsor.may.be.auto.detected...A.DH
159960	54 31 31 20 73 65 6e 73 6f 72 20 6d 61 79 20 62 65 20 72 65 61 64 20 6f 6e 63 65 20 70 65 72 20	T11.sensor.may.be.read.once.per.
159980	73 65 63 6f 6e 64 2e 20 20 54 68 65 20 6f 74 68 65 72 20 73 65 6e 73 6f 72 73 20 73 68 6f 75 6c	second...The.other.sensors.shoul
1599a0	64 20 6e 6f 74 20 62 65 20 72 65 61 64 20 6d 6f 72 65 20 6f 66 74 65 6e 20 74 68 61 6e 20 6f 6e	d.not.be.read.more.often.than.on
1599c0	63 65 20 65 76 65 72 79 20 74 68 72 65 65 20 73 65 63 6f 6e 64 73 2e 3c 62 72 3e 0a 3c 62 72 3e	ce.every.three.seconds.<br>.<br>
1599e0	0a 54 68 65 20 63 6f 64 65 20 61 75 74 6f 20 64 65 74 65 63 74 73 20 74 68 65 20 44 48 54 20 6d	.The.code.auto.detects.the.DHT.m
159a00	6f 64 65 6c 20 61 6e 64 20 67 65 6e 65 72 61 6c 6c 79 20 6f 6e 6c 79 20 74 68 65 20 47 50 49 4f	odel.and.generally.only.the.GPIO
159a20	20 6e 65 65 64 73 20 74 6f 20 62 65 20 73 70 65 63 69 66 69 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e	.needs.to.be.specified.<br>.<br>
159a40	0a 2e 2f 44 48 54 58 58 44 20 2d 67 31 37 20 23 20 52 65 61 64 20 61 20 44 48 54 20 63 6f 6e 6e	../DHTXXD.-g17.#.Read.a.DHT.conn
159a60	65 63 74 65 64 20 74 6f 20 47 50 49 4f 20 31 37 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 44 48 54	ected.to.GPIO.17.<br>.<br>../DHT
159a80	58 58 44 20 2d 67 35 20 2d 69 33 20 23 20 52 65 61 64 20 61 20 44 48 54 20 63 6f 6e 6e 65 63 74	XXD.-g5.-i3.#.Read.a.DHT.connect
159aa0	65 64 20 74 6f 20 47 50 49 4f 20 35 20 65 76 65 72 79 20 74 68 72 65 65 20 73 65 63 6f 6e 64 73	ed.to.GPIO.5.every.three.seconds
159ac0	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 44 48 54 58 58 44 20 2d 3f 20 23 20 66 6f 72 20 6f 70 74	.<br>.<br>../DHTXXD.-?.#.for.opt
159ae0	69 6f 6e 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	ions.<br>.<br>.</td></tr><tr><td
159b00	20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61	.style="width:.150px;.vertical-a
159b20	6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e	lign:.top;.font-size:.0.8em;.fon
159b40	74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 70 64 69 66 32	t-weight:.bold;"><span.id="pdif2
159b60	5f 52 45 44 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 52 45 44 2e 7a 69 70 22 3e 52 6f 74	_RED"><a.href="code/RED.zip">Rot
159b80	61 72 79 20 45 6e 63 6f 64 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 35 2d 31 31 2d 31 38 3c 2f 73	ary.Encoder</a><br>2015-11-18</s
159ba0	70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6f 64 65 20 74 6f 20 6d 6f 6e 69 74 6f 72 20 61 20 72	pan></td><td>Code.to.monitor.a.r
159bc0	6f 74 61 72 79 20 65 6e 63 6f 64 65 72 20 61 6e 64 20 73 68 6f 77 20 74 68 65 20 70 6f 73 69 74	otary.encoder.and.show.the.posit
159be0	69 6f 6e 20 63 68 61 6e 67 65 73 2e 20 20 42 79 20 64 65 66 61 75 6c 74 20 74 68 65 20 64 65 74	ion.changes...By.default.the.det
159c00	65 6e 74 20 63 68 61 6e 67 65 73 20 61 72 65 20 73 68 6f 77 6e 2e 20 20 54 68 65 72 65 20 69 73	ent.changes.are.shown...There.is
159c20	20 61 6e 20 6f 70 74 69 6f 6e 20 74 6f 20 73 68 6f 77 20 74 68 65 20 66 6f 75 72 20 73 74 65 70	.an.option.to.show.the.four.step
159c40	73 20 70 65 72 20 64 65 74 65 6e 74 20 69 6e 73 74 65 61 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e	s.per.detent.instead.<br>.<br>..
159c60	2f 52 45 44 20 2d 61 37 20 2d 62 38 20 2d 73 33 30 20 23 20 53 68 6f 77 20 65 6e 63 6f 64 65 72	/RED.-a7.-b8.-s30.#.Show.encoder
159c80	20 6f 6e 20 37 2f 38 20 64 65 74 65 6e 74 20 63 68 61 6e 67 65 73 20 66 6f 72 20 33 30 20 73 65	.on.7/8.detent.changes.for.30.se
159ca0	63 6f 6e 64 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 52 45 44 20 2d 61 35 20 2d 62 36 20 2d 6d	conds.<br>.<br>../RED.-a5.-b6.-m
159cc0	31 20 23 20 53 68 6f 77 20 65 6e 63 6f 64 65 72 20 6f 6e 20 35 2f 36 20 73 74 65 70 20 63 68 61	1.#.Show.encoder.on.5/6.step.cha
159ce0	6e 67 65 73 20 66 6f 72 65 76 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 52 45 44 20 2d 3f 20	nges.forever.<br>.<br>../RED.-?.
159d00	23 20 66 6f 72 20 6f 70 74 69 6f 6e 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74	#.for.options.<br>.<br>.</td></t
159d20	72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76	r><tr><td.style="width:.150px;.v
159d40	65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30	ertical-align:.top;.font-size:.0
159d60	2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20	.8em;.font-weight:.bold;"><span.
159d80	69 64 3d 22 70 64 69 66 32 5f 73 65 72 76 6f 5f 64 65 6d 6f 5f 44 22 3e 3c 61 20 68 72 65 66 3d	id="pdif2_servo_demo_D"><a.href=
159da0	22 63 6f 64 65 2f 73 65 72 76 6f 5f 64 65 6d 6f 5f 44 2e 7a 69 70 22 3e 53 65 72 76 6f 20 50 75	"code/servo_demo_D.zip">Servo.Pu
159dc0	6c 73 65 20 47 65 6e 65 72 61 74 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 31 30 2d 30 38 3c	lse.Generator</a><br>2016-10-08<
159de0	2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 70 72 6f 67 72 61 6d 20 67 65 6e 65	/span></td><td>This.program.gene
159e00	72 61 74 65 73 20 73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 6f 6e 65 20 6f 72 20 6d 6f 72	rates.servo.pulses.on.one.or.mor
159e20	65 20 47 50 49 4f 2e 20 20 45 61 63 68 20 63 6f 6e 6e 65 63 74 65 64 20 73 65 72 76 6f 20 69 73	e.GPIO...Each.connected.servo.is
159e40	20 73 77 65 70 74 20 62 65 74 77 65 65 6e 20 31 30 30 30 c2 b5 73 20 61 6e 64 20 32 30 30 30 c2	.swept.between.1000..s.and.2000.
159e60	b5 73 20 61 74 20 61 20 64 69 66 66 65 72 65 6e 74 20 73 70 65 65 64 2e 3c 62 72 3e 0a 3c 62 72	.s.at.a.different.speed.<br>.<br
159e80	3e 0a 2e 2f 73 65 72 76 6f 5f 64 65 6d 6f 5f 44 20 23 20 47 65 6e 65 72 61 74 65 20 70 75 6c 73	>../servo_demo_D.#.Generate.puls
159ea0	65 73 20 6f 6e 20 47 50 49 4f 20 34 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 2e 2f 73 65 72 76 6f 5f 64	es.on.GPIO.4.<br>.<br>../servo_d
159ec0	65 6d 6f 5f 44 20 35 20 39 20 32 30 20 23 20 47 65 6e 65 72 61 74 65 20 70 75 6c 73 65 73 20 6f	emo_D.5.9.20.#.Generate.pulses.o
159ee0	6e 20 47 50 49 4f 20 35 2c 20 39 2c 20 61 6e 64 20 32 30 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f	n.GPIO.5,.9,.and.20.<br>.<br>.</
159f00	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35	td></tr><tr><td.style="width:.15
159f20	30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73	0px;.vertical-align:.top;.font-s
159f40	69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e	ize:.0.8em;.font-weight:.bold;">
159f60	3c 73 70 61 6e 20 69 64 3d 22 70 64 69 66 32 5f 53 52 54 45 44 22 3e 3c 61 20 68 72 65 66 3d 22	<span.id="pdif2_SRTED"><a.href="
159f80	63 6f 64 65 2f 53 52 54 45 44 2e 7a 69 70 22 3e 53 6f 6e 61 72 20 52 61 6e 67 65 72 3c 2f 61 3e	code/SRTED.zip">Sonar.Ranger</a>
159fa0	3c 62 72 3e 32 30 31 35 2d 31 31 2d 31 36 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 43 6f	<br>2015-11-16</span></td><td>Co
159fc0	64 65 20 74 6f 20 72 65 61 64 20 74 68 65 20 53 52 46 2d 30 34 20 61 6e 64 20 53 52 46 2d 30 35	de.to.read.the.SRF-04.and.SRF-05
159fe0	20 74 79 70 65 20 6f 66 20 73 6f 6e 61 72 20 72 61 6e 67 65 72 73 20 77 68 69 63 68 20 75 73 65	.type.of.sonar.rangers.which.use
15a000	00 00 01 24 47 50 49 4f 20 30 2d 33 31 3c 2f 70 3e 0a 3c 2f 6c 69 3e 0a 3c 6c 69 3e 0a 3c 70 3e	...$GPIO.0-31</p>.</li>.<li>.<p>
15a020	63 61 6c 6c 62 61 63 6b 73 20 6f 6e 20 47 50 49 4f 20 30 2d 33 31 20 6c 65 76 65 6c 20 63 68 61	callbacks.on.GPIO.0-31.level.cha
15a040	6e 67 65 20 28 74 69 6d 65 20 61 63 63 75 72 61 74 65 20 74 6f 20 61 20 66 65 77 0a 75 73 29 3c	nge.(time.accurate.to.a.few.us)<
15a060	2f 70 3e 0a 3c 2f 6c 69 3e 0a 3c 6c 69 3e 0a 3c 70 3e 6e 6f 74 69 66 69 63 61 74 69 6f 6e 73 20	/p>.</li>.<li>.<p>notifications.
15a080	76 69 61 20 70 69 70 65 20 6f 6e 20 47 50 49 4f 20 30 2d 33 31 20 6c 65 76 65 6c 20 63 68 61 6e	via.pipe.on.GPIO.0-31.level.chan
15a0a0	67 65 3c 62 72 3e 3c 2f 70 3e 0a 3c 2f 6c 69 3e 0a 3c 6c 69 3e 0a 3c 70 3e 63 61 6c 6c 62 61 63	ge<br></p>.</li>.<li>.<p>callbac
15a0c0	6b 73 20 61 74 20 74 69 6d 65 64 20 69 6e 74 65 72 76 61 6c 73 3c 2f 70 3e 0a 3c 2f 6c 69 3e 0a	ks.at.timed.intervals</p>.</li>.
15a0e0	3c 6c 69 3e 0a 3c 70 3e 72 65 61 64 69 6e 67 2f 77 72 69 74 69 6e 67 20 61 6c 6c 20 6f 66 20 74	<li>.<p>reading/writing.all.of.t
15a100	68 65 20 47 50 49 4f 20 69 6e 20 61 20 62 61 6e 6b 20 28 30 2d 33 31 2c 20 33 32 2d 35 33 29 20	he.GPIO.in.a.bank.(0-31,.32-53).
15a120	61 73 20 61 0a 73 69 6e 67 6c 65 20 6f 70 65 72 61 74 69 6f 6e 3c 2f 70 3e 0a 3c 2f 6c 69 3e 0a	as.a.single.operation</p>.</li>.
15a140	3c 6c 69 3e 0a 3c 70 3e 47 50 49 4f 20 72 65 61 64 69 6e 67 2c 20 77 72 69 74 69 6e 67 2c 20 6d	<li>.<p>GPIO.reading,.writing,.m
15a160	6f 64 65 73 2c 20 61 6e 64 20 69 6e 74 65 72 6e 61 6c 20 70 75 6c 6c 73 3c 62 72 3e 3c 2f 70 3e	odes,.and.internal.pulls<br></p>
15a180	0a 3c 2f 6c 69 3e 0a 3c 6c 69 3e 0a 3c 70 3e 73 6f 63 6b 65 74 20 61 6e 64 20 70 69 70 65 20 69	.</li>.<li>.<p>socket.and.pipe.i
15a1a0	6e 74 65 72 66 61 63 65 73 20 66 6f 72 20 74 68 65 20 62 75 6c 6b 20 6f 66 20 74 68 65 20 66 75	nterfaces.for.the.bulk.of.the.fu
15a1c0	6e 63 74 69 6f 6e 61 6c 69 74 79 3c 2f 70 3e 0a 3c 2f 6c 69 3e 0a 3c 6c 69 3e 0a 3c 70 3e 77 61	nctionality</p>.</li>.<li>.<p>wa
15a1e0	76 65 66 6f 72 6d 73 20 74 6f 20 67 65 6e 65 72 61 74 65 20 47 50 49 4f 20 6c 65 76 65 6c 20 63	veforms.to.generate.GPIO.level.c
15a200	68 61 6e 67 65 73 20 28 74 69 6d 65 20 61 63 63 75 72 61 74 65 20 74 6f 20 61 20 66 65 77 0a 75	hanges.(time.accurate.to.a.few.u
15a220	73 29 3c 2f 70 3e 0a 3c 2f 6c 69 3e 0a 3c 6c 69 3e 0a 3c 70 3e 73 6f 66 74 77 61 72 65 20 73 65	s)</p>.</li>.<li>.<p>software.se
15a240	72 69 61 6c 20 6c 69 6e 6b 73 20 75 73 69 6e 67 20 61 6e 79 20 75 73 65 72 20 47 50 49 4f 3c 2f	rial.links.using.any.user.GPIO</
15a260	70 3e 0a 3c 2f 6c 69 3e 0a 3c 6c 69 3e 0a 3c 70 3e 72 75 64 69 6d 65 6e 74 61 72 79 20 70 65 72	p>.</li>.<li>.<p>rudimentary.per
15a280	6d 69 73 73 69 6f 6e 20 63 6f 6e 74 72 6f 6c 20 74 68 72 6f 75 67 68 20 74 68 65 20 73 6f 63 6b	mission.control.through.the.sock
15a2a0	65 74 20 61 6e 64 20 70 69 70 65 0a 69 6e 74 65 72 66 61 63 65 73 3c 62 72 3e 3c 2f 70 3e 0a 3c	et.and.pipe.interfaces<br></p>.<
15a2c0	2f 6c 69 3e 0a 3c 6c 69 3e 63 72 65 61 74 69 6e 67 20 61 6e 64 20 72 75 6e 6e 69 6e 67 20 73 63	/li>.<li>creating.and.running.sc
15a2e0	72 69 70 74 73 20 6f 6e 20 74 68 65 20 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 3c 2f 6c 69 3e 0a	ripts.on.the.pigpio.daemon</li>.
15a300	3c 2f 75 6c 3e 0a 3c 68 33 3e 47 65 6e 65 72 61 6c 3c 2f 68 33 3e 0a 54 68 65 20 70 69 67 70 69	</ul>.<h3>General</h3>.The.pigpi
15a320	6f 20 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 22 3e 6c 69 62 72 61 72 79 3c 2f 61 3e	o.<a.href="cif.html">library</a>
15a340	20 69 73 20 77 72 69 74 74 65 6e 20 69 6e 20 74 68 65 20 43 0a 70 72 6f 67 72 61 6d 6d 69 6e 67	.is.written.in.the.C.programming
15a360	20 6c 61 6e 67 75 61 67 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 20 3c 61 20 68 72 65 66 3d	.language.<br>.<br>.The.<a.href=
15a380	22 70 69 67 70 69 6f 64 2e 68 74 6d 6c 22 3e 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 3c 2f 61 3e	"pigpiod.html">pigpio.daemon</a>
15a3a0	20 6f 66 66 65 72 73 20 61 20 3c 61 20 68 72 65 66 3d 0a 22 73 69 66 2e 68 74 6d 6c 22 3e 73 6f	.offers.a.<a.href=."sif.html">so
15a3c0	63 6b 65 74 3c 2f 61 3e 20 61 6e 64 20 3c 61 20 68 72 65 66 3d 22 70 69 66 2e 68 74 6d 6c 22 3e	cket</a>.and.<a.href="pif.html">
15a3e0	70 69 70 65 3c 2f 61 3e 20 69 6e 74 65 72 66 61 63 65 20 74 6f 0a 74 68 65 20 75 6e 64 65 72 6c	pipe</a>.interface.to.the.underl
15a400	79 69 6e 67 20 43 20 6c 69 62 72 61 72 79 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 41 20 3c 61 20 68 72	ying.C.library.<br>.<br>.A.<a.hr
15a420	65 66 3d 22 70 64 69 66 32 2e 68 74 6d 6c 22 3e 43 20 6c 69 62 72 61 72 79 3c 2f 61 3e 20 61 6e	ef="pdif2.html">C.library</a>.an
15a440	64 20 61 20 3c 61 20 68 72 65 66 3d 0a 22 70 79 74 68 6f 6e 2e 68 74 6d 6c 22 3e 50 79 74 68 6f	d.a.<a.href=."python.html">Pytho
15a460	6e 20 6d 6f 64 75 6c 65 3c 2f 61 3e 20 61 6c 6c 6f 77 20 63 6f 6e 74 72 6f 6c 20 6f 66 20 74 68	n.module</a>.allow.control.of.th
15a480	65 20 47 50 49 4f 20 76 69 61 20 74 68 65 0a 70 69 67 70 69 6f 20 64 61 65 6d 6f 6e 2e 3c 62 72	e.GPIO.via.the.pigpio.daemon.<br
15a4a0	3e 0a 3c 62 72 3e 0a 54 68 65 72 65 20 69 73 20 74 68 69 72 64 20 70 61 72 74 79 20 73 75 70 70	>.<br>.There.is.third.party.supp
15a4c0	6f 72 74 20 66 6f 72 20 61 20 6e 75 6d 62 65 72 20 6f 66 20 3c 61 20 68 72 65 66 3d 0a 22 69 6e	ort.for.a.number.of.<a.href=."in
15a4e0	64 65 78 2e 68 74 6d 6c 23 4f 74 68 65 72 5f 4c 61 6e 67 75 61 67 65 73 22 3e 6f 74 68 65 72 20	dex.html#Other_Languages">other.
15a500	6c 61 6e 67 75 61 67 65 73 3c 2f 61 3e 2e 26 6e 62 73 70 3b 0a 3c 68 33 3e 70 69 73 63 6f 70 65	languages</a>.&nbsp;.<h3>piscope
15a520	3c 2f 68 33 3e 0a 3c 70 3e 3c 61 20 68 72 65 66 3d 22 70 69 73 63 6f 70 65 2e 68 74 6d 6c 22 3e	</h3>.<p><a.href="piscope.html">
15a540	70 69 73 63 6f 70 65 3c 2f 61 3e 20 69 73 20 61 20 6c 6f 67 69 63 20 61 6e 61 6c 79 73 65 72 20	piscope</a>.is.a.logic.analyser.
15a560	28 64 69 67 69 74 61 6c 0a 77 61 76 65 66 6f 72 6d 20 76 69 65 77 65 72 29 2e 3c 62 72 3e 3c 2f	(digital.waveform.viewer).<br></
15a580	70 3e 0a 70 69 73 63 6f 70 65 20 69 73 20 61 20 47 54 4b 2b 33 20 61 70 70 6c 69 63 61 74 69 6f	p>.piscope.is.a.GTK+3.applicatio
15a5a0	6e 20 61 6e 64 20 75 73 65 73 20 70 69 67 70 69 6f 20 74 6f 20 70 72 6f 76 69 64 65 20 72 61 77	n.and.uses.pigpio.to.provide.raw
15a5c0	20 47 50 49 4f 0a 6c 65 76 65 6c 20 64 61 74 61 2e 26 6e 62 73 70 3b 20 70 69 73 63 6f 70 65 20	.GPIO.level.data.&nbsp;.piscope.
15a5e0	6d 61 79 20 62 65 20 72 75 6e 20 6f 6e 20 61 20 50 69 20 6f 72 20 6f 6e 20 61 6e 79 20 6d 61 63	may.be.run.on.a.Pi.or.on.any.mac
15a600	68 69 6e 65 0a 63 61 70 61 62 6c 65 20 6f 66 20 63 6f 6d 70 69 6c 69 6e 67 20 61 20 47 54 4b 2b	hine.capable.of.compiling.a.GTK+
15a620	33 20 61 70 70 6c 69 63 61 74 69 6f 6e 2e 0a 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 47 50 49 4f	3.application..<h3><a.name="GPIO
15a640	22 20 69 64 3d 22 47 50 49 4f 22 3e 3c 2f 61 3e 47 50 49 4f 3c 2f 68 33 3e 0a 3c 70 3e 3c 73 70	".id="GPIO"></a>GPIO</h3>.<p><sp
15a660	61 6e 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 41 4c	an.style="font-weight:.bold;">AL
15a680	4c 20 47 50 49 4f 3c 2f 73 70 61 6e 3e 20 61 72 65 20 69 64 65 6e 74 69 66 69 65 64 0a 62 79 20	L.GPIO</span>.are.identified.by.
15a6a0	74 68 65 69 72 20 3c 73 70 61 6e 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20	their.<span.style="font-weight:.
15a6c0	62 6f 6c 64 3b 22 3e 42 72 6f 61 64 63 6f 6d 0a 6e 75 6d 62 65 72 3c 2f 73 70 61 6e 3e 2e 26 6e	bold;">Broadcom.number</span>.&n
15a6e0	62 73 70 3b 20 53 65 65 20 3c 61 20 68 72 65 66 3d 0a 22 68 74 74 70 3a 2f 2f 65 6c 69 6e 75 78	bsp;.See.<a.href=."http://elinux
15a700	2e 6f 72 67 2f 52 50 69 5f 4c 6f 77 2d 6c 65 76 65 6c 5f 70 65 72 69 70 68 65 72 61 6c 73 23 47	.org/RPi_Low-level_peripherals#G
15a720	65 6e 65 72 61 6c 5f 50 75 72 70 6f 73 65 5f 49 6e 70 75 74 2e 32 46 4f 75 74 70 75 74 5f 2e 32	eneral_Purpose_Input.2FOutput_.2
15a740	38 47 50 49 4f 2e 32 39 22 3e 0a 65 6c 69 6e 75 78 2e 6f 72 67 3c 2f 61 3e 3c 62 72 3e 3c 2f 70	8GPIO.29">.elinux.org</a><br></p
15a760	3e 0a 54 68 65 72 65 20 61 72 65 20 35 34 20 47 50 49 4f 20 69 6e 20 74 6f 74 61 6c 2c 20 61 72	>.There.are.54.GPIO.in.total,.ar
15a780	72 61 6e 67 65 64 20 69 6e 20 74 77 6f 20 62 61 6e 6b 73 2e 3c 62 72 3e 0a 3c 70 3e 42 61 6e 6b	ranged.in.two.banks.<br>.<p>Bank
15a7a0	20 31 20 63 6f 6e 74 61 69 6e 73 20 47 50 49 4f 20 30 2d 33 31 2e 26 6e 62 73 70 3b 20 42 61 6e	.1.contains.GPIO.0-31.&nbsp;.Ban
15a7c0	6b 20 32 20 63 6f 6e 74 61 69 6e 73 20 47 50 49 4f 0a 33 32 2d 35 33 2e 3c 62 72 3e 3c 2f 70 3e	k.2.contains.GPIO.32-53.<br></p>
15a7e0	0a 46 6f 72 20 61 6c 6c 20 74 79 70 65 73 20 6f 66 20 50 69 20 69 74 20 69 73 20 73 61 66 65 20	.For.all.types.of.Pi.it.is.safe.
15a800	74 6f 20 72 65 61 64 20 61 6c 6c 20 74 68 65 20 47 50 49 4f 2e 20 49 66 20 79 6f 75 20 74 72 79	to.read.all.the.GPIO..If.you.try
15a820	20 74 6f 0a 77 72 69 74 65 20 61 20 73 79 73 74 65 6d 20 47 50 49 4f 20 6f 72 20 63 68 61 6e 67	.to.write.a.system.GPIO.or.chang
15a840	65 20 69 74 73 20 6d 6f 64 65 20 79 6f 75 20 63 61 6e 20 63 72 61 73 68 20 74 68 65 20 50 69 20	e.its.mode.you.can.crash.the.Pi.
15a860	6f 72 0a 63 6f 72 72 75 70 74 20 74 68 65 20 64 61 74 61 20 6f 6e 20 74 68 65 20 53 44 20 63 61	or.corrupt.the.data.on.the.SD.ca
15a880	72 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 54 68 65 72 65 20 61 72 65 20 73 65 76 65 72 61 6c 20 74	rd.<br>.<br>.There.are.several.t
15a8a0	79 70 65 73 20 6f 66 20 62 6f 61 72 64 2c 20 65 61 63 68 20 77 69 74 68 20 64 69 66 66 65 72 65	ypes.of.board,.each.with.differe
15a8c0	6e 74 20 65 78 70 61 6e 73 69 6f 6e 0a 68 65 61 64 65 72 73 2c 20 67 69 76 69 6e 67 20 70 68 79	nt.expansion.headers,.giving.phy
15a8e0	73 69 63 61 6c 20 61 63 63 65 73 73 20 74 6f 20 64 69 66 66 65 72 65 6e 74 20 47 50 49 4f 2e 26	sical.access.to.different.GPIO.&
15a900	6e 62 73 70 3b 0a 3c 75 6c 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 22 23 54 79 70 65 5f 31 22	nbsp;.<ul>.<li><a.href="#Type_1"
15a920	3e 54 79 70 65 20 31 3c 2f 61 3e 20 2d 20 4d 6f 64 65 6c 20 42 20 28 6f 72 69 67 69 6e 61 6c 20	>Type.1</a>.-.Model.B.(original.
15a940	6d 6f 64 65 6c 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 22 23 54 79 70 65 5f 32	model)</li>.<li><a.href="#Type_2
15a960	22 3e 54 79 70 65 20 32 3c 2f 61 3e 20 2d 20 4d 6f 64 65 6c 20 41 2c 20 42 20 28 72 65 76 69 73	">Type.2</a>.-.Model.A,.B.(revis
15a980	69 6f 6e 20 32 29 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65 66 3d 22 23 54 79 70 65 5f 33	ion.2)</li>.<li><a.href="#Type_3
15a9a0	22 3e 54 79 70 65 20 33 3c 2f 61 3e 20 2d 20 4d 6f 64 65 6c 20 41 2b 2c 20 42 2b 2c 20 50 69 20	">Type.3</a>.-.Model.A+,.B+,.Pi.
15a9c0	5a 65 72 6f 2c 20 50 69 32 42 2c 0a 50 69 33 42 3c 2f 6c 69 3e 0a 3c 6c 69 3e 3c 61 20 68 72 65	Zero,.Pi2B,.Pi3B</li>.<li><a.hre
15a9e0	66 3d 22 23 43 4d 22 3e 43 6f 6d 70 75 74 65 20 4d 6f 64 75 6c 65 3c 2f 61 3e 20 2d 20 43 6f 6d	f="#CM">Compute.Module</a>.-.Com
15aa00	70 75 74 65 20 4d 6f 64 75 6c 65 3c 2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 68 34 3e 3c 61 20 6e 61	pute.Module</li>.</ul>.<h4><a.na
15aa20	6d 65 3d 22 54 79 70 65 5f 31 22 20 69 64 3d 22 54 79 70 65 5f 31 22 3e 3c 2f 61 3e 54 79 70 65	me="Type_1".id="Type_1"></a>Type
15aa40	20 31 20 2d 20 4d 6f 64 65 6c 20 42 20 28 6f 72 69 67 69 6e 61 6c 0a 6d 6f 64 65 6c 29 3c 2f 68	.1.-.Model.B.(original.model)</h
15aa60	34 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 32 36 20 70 69 6e 20 68 65 61 64 65 72 20 28 50 31 29 2e 3c	4>.<ul>.<li>26.pin.header.(P1).<
15aa80	2f 6c 69 3e 0a 3c 2f 75 6c 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 48 61 72 64 77 61 72 65 20 72 65 76	/li>.</ul>.<ul>.<li>Hardware.rev
15aaa0	69 73 69 6f 6e 20 6e 75 6d 62 65 72 73 20 6f 66 20 32 20 61 6e 64 20 33 2e 3c 2f 6c 69 3e 0a 3c	ision.numbers.of.2.and.3.</li>.<
15aac0	2f 75 6c 3e 0a 3c 75 6c 3e 0a 3c 6c 69 3e 55 73 65 72 20 47 50 49 4f 20 30 2d 31 2c 20 34 2c 20	/ul>.<ul>.<li>User.GPIO.0-1,.4,.
15aae0	37 2d 31 31 2c 20 31 34 2d 31 35 2c 20 31 37 2d 31 38 2c 20 32 31 2d 32 35 2e 3c 2f 6c 69 3e 0a	7-11,.14-15,.17-18,.21-25.</li>.
15ab00	3c 2f 75 6c 3e 0a 3c 74 61 62 6c 65 20 73 75 6d 6d 61 72 79 3d 22 22 20 73 74 79 6c 65 3d 22 77	</ul>.<table.summary="".style="w
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15ab40	6c 6c 73 70 61 63 69 6e 67 3d 22 30 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 30 22 20 62 6f	llspacing="0".cellpadding="0".bo
15ab60	72 64 65 72 3d 22 30 22 3e 0a 3c 74 62 6f 64 79 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65	rder="0">.<tbody>.<tr>.<td.style
15ab80	3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69	=."vertical-align:.top;.font-wei
15aba0	67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	ght:.bold;.text-align:.center;">
15abc0	0a 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 0a 22 76 65 72 74 69 63 61 6c 2d	.<br></td>.<td.style=."vertical-
15abe0	61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74	align:.top;.font-weight:.bold;.t
15ac00	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 0a 47 50 49 4f 3c 2f 74 64 3e 0a 3c	ext-align:.center;">.GPIO</td>.<
15ac20	74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78	td.style="font-weight:.bold;.tex
15ac40	74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 70 69 6e 3c 2f 74 64 3e 0a 3c 74 64 20 73	t-align:.center;">pin</td>.<td.s
15ac60	74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c	tyle="font-weight:.bold;.text-al
15ac80	69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 70 69 6e 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65	ign:.center;">pin</td>.<td.style
15aca0	3d 0a 22 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 77 65 69	=."vertical-align:.top;.font-wei
15acc0	67 68 74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e	ght:.bold;.text-align:.center;">
15ace0	0a 47 50 49 4f 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 66 6f 6e 74 2d 77 65 69 67 68	.GPIO</td>.<td.style="font-weigh
15ad00	74 3a 20 62 6f 6c 64 3b 20 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 3c 62	t:.bold;.text-align:.center;"><b
15ad20	72 3e 3c 2f 74 64 3e 0a 3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65	r></td>.</tr>.<tr>.<td.style="te
15ad40	78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33 56 33 3c 2f 74 64 3e 0a 3c 74 64 20	xt-align:.center;">3V3</td>.<td.
15ad60	73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74	style="text-align:.center;">-</t
15ad80	64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72	d>.<td.style="text-align:.center
15ada0	3b 22 3e 31 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a	;">1</td>.<td.style="text-align:
15adc0	20 63 65 6e 74 65 72 3b 22 3e 32 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74	.center;">2</td>.<td.style="text
15ade0	2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c	-align:.center;">-</td>.<td.styl
15ae00	65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 35 56 3c 2f 74 64 3e 0a	e="text-align:.center;">5V</td>.
15ae20	3c 2f 74 72 3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e	</tr>.<tr>.<td.style="text-align
15ae40	3a 20 63 65 6e 74 65 72 3b 22 3e 53 44 41 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	:.center;">SDA</td>.<td.style="t
15ae60	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 30 3c 62 72 3e 3c 2f 74 64 3e 0a 3c	ext-align:.center;">0<br></td>.<
15ae80	74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 33	td.style="text-align:.center;">3
15aea0	3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e	</td>.<td.style="text-align:.cen
15aec0	74 65 72 3b 22 3e 34 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69	ter;">4</td>.<td.style="text-ali
15aee0	67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74	gn:.center;">-</td>.<td.style="t
15af00	65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 35 56 3c 2f 74 64 3e 0a 3c 2f 74 72	ext-align:.center;">5V</td>.</tr
15af20	3e 0a 3c 74 72 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65	>.<tr>.<td.style="text-align:.ce
15af40	6e 74 65 72 3b 22 3e 53 43 4c 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d	nter;">SCL</td>.<td.style="text-
15af60	61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 31 3c 62 72 3e 3c 2f 74 64 3e 0a 3c 74 64 20 73	align:.center;">1<br></td>.<td.s
15af80	74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b 22 3e 35 3c 2f 74 64	tyle="text-align:.center;">5</td
15afa0	3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 63 65 6e 74 65 72 3b	>.<td.style="text-align:.center;
15afc0	22 3e 36 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20	">6</td>.<td.style="text-align:.
15afe0	63 65 6e 74 65 72 3b 22 3e 2d 3c 2f 74 64 3e 0a 3c 74 64 20 73 74 79 6c 65 3d 22 74 65 78 74 2d	center;">-</td>.<td.style="text-
15b000	00 00 01 5a 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61	...Zem;.font-weight:.bold;"><spa
15b020	6e 20 69 64 3d 22 43 5f 69 72 5f 68 61 73 68 65 72 5f 63 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f	n.id="C_ir_hasher_c"><a.href="co
15b040	64 65 2f 69 72 5f 68 61 73 68 65 72 5f 63 2e 7a 69 70 22 3e 49 52 20 52 65 63 65 69 76 65 72 3c	de/ir_hasher_c.zip">IR.Receiver<
15b060	2f 61 3e 3c 62 72 3e 32 30 31 35 2d 30 32 2d 32 35 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64	/a><br>2015-02-25</span></td><td
15b080	3e 46 75 6e 63 74 69 6f 6e 20 74 6f 20 68 61 73 68 20 61 20 63 6f 64 65 20 66 72 6f 6d 20 61 6e	>Function.to.hash.a.code.from.an
15b0a0	20 49 52 20 72 65 63 65 69 76 65 72 20 28 72 65 61 64 69 6e 67 20 61 6e 20 49 52 20 72 65 6d 6f	.IR.receiver.(reading.an.IR.remo
15b0c0	74 65 20 63 6f 6e 74 72 6f 6c 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	te.control).<br>.<br>.</td></tr>
15b0e0	3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72	<tr><td.style="width:.150px;.ver
15b100	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38	tical-align:.top;.font-size:.0.8
15b120	65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64	em;.font-weight:.bold;"><span.id
15b140	3d 22 43 5f 50 43 46 38 35 39 31 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 50 43 46 38 35	="C_PCF8591"><a.href="code/PCF85
15b160	39 31 2e 7a 69 70 22 3e 50 43 46 38 35 39 31 20 59 4c 2d 34 30 3c 2f 61 3e 3c 62 72 3e 32 30 31	91.zip">PCF8591.YL-40</a><br>201
15b180	34 2d 30 38 2d 32 36 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 41 20 70 72 6f 67 72 61 6d	4-08-26</span></td><td>A.program
15b1a0	20 74 6f 20 64 69 73 70 6c 61 79 20 72 65 61 64 69 6e 67 73 20 66 72 6f 6d 20 74 68 65 20 28 49	.to.display.readings.from.the.(I
15b1c0	32 43 29 20 50 43 46 38 35 39 31 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	2C).PCF8591.<br>.<br>.</td></tr>
15b1e0	3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72	<tr><td.style="width:.150px;.ver
15b200	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38	tical-align:.top;.font-size:.0.8
15b220	65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64	em;.font-weight:.bold;"><span.id
15b240	3d 22 43 5f 70 6f 74 5f 63 61 70 5f 63 68 61 72 67 65 5f 63 22 3e 3c 61 20 68 72 65 66 3d 22 63	="C_pot_cap_charge_c"><a.href="c
15b260	6f 64 65 2f 70 6f 74 5f 63 61 70 5f 63 68 61 72 67 65 5f 63 2e 7a 69 70 22 3e 50 6f 74 20 2b 20	ode/pot_cap_charge_c.zip">Pot.+.
15b280	43 61 70 61 63 69 74 6f 72 20 52 65 63 68 61 72 67 65 20 54 69 6d 69 6e 67 3c 2f 61 3e 3c 62 72	Capacitor.Recharge.Timing</a><br
15b2a0	3e 32 30 31 34 2d 30 33 2d 31 34 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 46 75 6e 63 74	>2014-03-14</span></td><td>Funct
15b2c0	69 6f 6e 20 74 6f 20 74 69 6d 65 20 63 61 70 61 63 69 74 6f 72 20 63 68 61 72 67 69 6e 67 20 28	ion.to.time.capacitor.charging.(
15b2e0	74 68 72 6f 75 67 68 20 61 20 72 65 73 69 73 74 61 6e 63 65 29 2e 20 20 54 68 65 20 74 69 6d 65	through.a.resistance)...The.time
15b300	20 63 61 6e 20 62 65 20 75 73 65 64 20 74 6f 20 65 73 74 69 6d 61 74 65 20 74 68 65 20 72 65 73	.can.be.used.to.estimate.the.res
15b320	69 73 74 61 6e 63 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e	istance.<br>.<br>.</td></tr><tr>
15b340	3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61	<td.style="width:.150px;.vertica
15b360	6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20	l-align:.top;.font-size:.0.8em;.
15b380	66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 43 5f	font-weight:.bold;"><span.id="C_
15b3a0	70 70 73 5f 63 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 70 70 73 5f 63 2e 7a 69 70 22 3e	pps_c"><a.href="code/pps_c.zip">
15b3c0	50 75 6c 73 65 20 50 65 72 20 53 65 63 6f 6e 64 20 67 65 6e 65 72 61 74 6f 72 3c 2f 61 3e 3c 62	Pulse.Per.Second.generator</a><b
15b3e0	72 3e 32 30 32 30 2d 30 37 2d 32 38 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 41 20 70 72	r>2020-07-28</span></td><td>A.pr
15b400	6f 67 72 61 6d 20 74 6f 20 67 65 6e 65 72 61 74 65 20 61 20 70 75 6c 73 65 20 6f 6e 20 61 20 47	ogram.to.generate.a.pulse.on.a.G
15b420	50 49 4f 20 65 76 65 72 79 20 78 20 73 65 63 6f 6e 64 73 20 28 31 3c 3d 78 3c 3d 36 30 29 2e 20	PIO.every.x.seconds.(1<=x<=60)..
15b440	20 54 68 65 20 70 75 6c 73 65 20 69 73 20 73 79 6e 63 65 64 20 77 69 74 68 20 74 68 65 20 77 61	.The.pulse.is.synced.with.the.wa
15b460	6c 6c 20 74 69 6d 65 20 73 65 63 6f 6e 64 20 62 6f 75 6e 64 61 72 79 2e 3c 62 72 3e 0a 3c 62 72	ll.time.second.boundary.<br>.<br
15b480	3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68	>.</td></tr><tr><td.style="width
15b4a0	3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f	:.150px;.vertical-align:.top;.fo
15b4c0	6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c	nt-size:.0.8em;.font-weight:.bol
15b4e0	64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 43 5f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72 5f 63	d;"><span.id="C_rotary_encoder_c
15b500	22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 72 6f 74 61 72 79 5f 65 6e 63 6f 64 65 72 5f 63	"><a.href="code/rotary_encoder_c
15b520	2e 7a 69 70 22 3e 52 6f 74 61 72 79 20 45 6e 63 6f 64 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 35	.zip">Rotary.Encoder</a><br>2015
15b540	2d 31 30 2d 30 33 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 46 75 6e 63 74 69 6f 6e 20 74	-10-03</span></td><td>Function.t
15b560	6f 20 64 65 63 6f 64 65 20 61 20 6d 65 63 68 61 6e 69 63 61 6c 20 72 6f 74 61 72 79 20 65 6e 63	o.decode.a.mechanical.rotary.enc
15b580	6f 64 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64	oder.<br>.<br>.</td></tr><tr><td
15b5a0	20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61	.style="width:.150px;.vertical-a
15b5c0	6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e	lign:.top;.font-size:.0.8em;.fon
15b5e0	74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 43 5f 72 61 77	t-weight:.bold;"><span.id="C_raw
15b600	4d 43 50 33 30 30 38 5f 63 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 72 61 77 4d 43 50 33	MCP3008_c"><a.href="code/rawMCP3
15b620	30 30 38 5f 63 2e 7a 69 70 22 3e 53 50 49 20 62 69 74 20 62 61 6e 67 20 4d 43 50 33 30 30 38 3c	008_c.zip">SPI.bit.bang.MCP3008<
15b640	2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 33 2d 32 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64	/a><br>2016-03-20</span></td><td
15b660	3e 54 68 69 73 20 70 72 6f 67 72 61 6d 20 73 68 6f 77 73 20 68 6f 77 20 74 6f 20 72 65 61 64 20	>This.program.shows.how.to.read.
15b680	6d 75 6c 74 69 70 6c 65 20 4d 43 50 33 30 30 38 20 41 44 43 20 73 69 6d 75 6c 74 61 6e 65 6f 75	multiple.MCP3008.ADC.simultaneou
15b6a0	73 6c 79 20 77 69 74 68 20 61 63 63 75 72 61 74 65 6c 79 20 74 69 6d 65 64 20 69 6e 74 65 72 76	sly.with.accurately.timed.interv
15b6c0	61 6c 73 2e 20 20 4f 6e 65 20 31 30 2d 62 69 74 20 63 68 61 6e 6e 65 6c 20 6f 66 20 65 61 63 68	als...One.10-bit.channel.of.each
15b6e0	20 41 44 43 20 6d 61 79 20 62 65 20 73 61 6d 70 6c 65 64 20 61 74 20 75 70 20 74 6f 20 32 35 6b	.ADC.may.be.sampled.at.up.to.25k
15b700	20 73 61 6d 70 6c 65 73 20 70 65 72 20 73 65 63 6f 6e 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f	.samples.per.second.<br>.<br>.</
15b720	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35	td></tr><tr><td.style="width:.15
15b740	30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73	0px;.vertical-align:.top;.font-s
15b760	69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e	ize:.0.8em;.font-weight:.bold;">
15b780	3c 73 70 61 6e 20 69 64 3d 22 43 5f 72 61 77 4d 43 50 33 32 30 32 5f 63 22 3e 3c 61 20 68 72 65	<span.id="C_rawMCP3202_c"><a.hre
15b7a0	66 3d 22 63 6f 64 65 2f 72 61 77 4d 43 50 33 32 30 32 5f 63 2e 7a 69 70 22 3e 53 50 49 20 62 69	f="code/rawMCP3202_c.zip">SPI.bi
15b7c0	74 20 62 61 6e 67 20 4d 43 50 33 32 30 32 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 33 2d 32 30	t.bang.MCP3202</a><br>2016-03-20
15b7e0	3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 70 72 6f 67 72 61 6d 20 73 68 6f	</span></td><td>This.program.sho
15b800	77 73 20 68 6f 77 20 74 6f 20 72 65 61 64 20 6d 75 6c 74 69 70 6c 65 20 4d 43 50 33 32 30 32 20	ws.how.to.read.multiple.MCP3202.
15b820	41 44 43 20 73 69 6d 75 6c 74 61 6e 65 6f 75 73 6c 79 20 77 69 74 68 20 61 63 63 75 72 61 74 65	ADC.simultaneously.with.accurate
15b840	6c 79 20 74 69 6d 65 64 20 69 6e 74 65 72 76 61 6c 73 2e 20 20 4f 6e 65 20 31 32 2d 62 69 74 20	ly.timed.intervals...One.12-bit.
15b860	63 68 61 6e 6e 65 6c 20 6f 66 20 65 61 63 68 20 41 44 43 20 6d 61 79 20 62 65 20 73 61 6d 70 6c	channel.of.each.ADC.may.be.sampl
15b880	65 64 20 61 74 20 75 70 20 74 6f 20 32 35 6b 20 73 61 6d 70 6c 65 73 20 70 65 72 20 73 65 63 6f	ed.at.up.to.25k.samples.per.seco
15b8a0	6e 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73	nd.<br>.<br>.</td></tr><tr><td.s
15b8c0	74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69	tyle="width:.150px;.vertical-ali
15b8e0	67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d	gn:.top;.font-size:.0.8em;.font-
15b900	77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 43 5f 72 61 77 4d 43	weight:.bold;"><span.id="C_rawMC
15b920	50 33 58 58 58 5f 63 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 72 61 77 4d 43 50 33 58 58	P3XXX_c"><a.href="code/rawMCP3XX
15b940	58 5f 63 2e 7a 69 70 22 3e 53 50 49 20 62 69 74 20 62 61 6e 67 20 4d 43 50 33 30 30 38 20 61 6e	X_c.zip">SPI.bit.bang.MCP3008.an
15b960	64 20 4d 43 50 33 32 30 32 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 30 33 2d 32 30 3c 2f 73 70 61	d.MCP3202</a><br>2016-03-20</spa
15b980	6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 70 72 6f 67 72 61 6d 20 73 68 6f 77 73 20 68 6f	n></td><td>This.program.shows.ho
15b9a0	77 20 74 6f 20 72 65 61 64 20 6d 75 6c 74 69 70 6c 65 20 4d 43 50 33 30 30 38 20 61 6e 64 20 4d	w.to.read.multiple.MCP3008.and.M
15b9c0	43 50 33 32 30 32 20 41 44 43 20 73 69 6d 75 6c 74 61 6e 65 6f 75 73 6c 79 20 77 69 74 68 20 61	CP3202.ADC.simultaneously.with.a
15b9e0	63 63 75 72 61 74 65 6c 79 20 74 69 6d 65 64 20 69 6e 74 65 72 76 61 6c 73 2e 20 20 4f 6e 65 20	ccurately.timed.intervals...One.
15ba00	63 68 61 6e 6e 65 6c 20 6f 66 20 65 61 63 68 20 41 44 43 20 6d 61 79 20 62 65 20 73 61 6d 70 6c	channel.of.each.ADC.may.be.sampl
15ba20	65 64 20 61 74 20 75 70 20 74 6f 20 32 35 6b 20 73 61 6d 70 6c 65 73 20 70 65 72 20 73 65 63 6f	ed.at.up.to.25k.samples.per.seco
15ba40	6e 64 2e 20 20 54 68 65 20 31 30 2d 62 69 74 20 4d 43 50 33 30 30 38 20 72 65 61 64 69 6e 67 73	nd...The.10-bit.MCP3008.readings
15ba60	20 61 72 65 20 6d 75 6c 74 69 70 6c 69 65 64 20 62 79 20 34 20 73 6f 20 74 68 65 79 20 68 61 76	.are.multiplied.by.4.so.they.hav
15ba80	65 20 74 68 65 20 73 61 6d 65 20 72 61 6e 67 65 20 28 30 2d 34 30 39 35 29 20 61 73 20 74 68 65	e.the.same.range.(0-4095).as.the
15baa0	20 31 32 2d 62 69 74 20 4d 43 50 33 32 30 32 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c	.12-bit.MCP3202.<br>.<br>.</td><
15bac0	2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b	/tr><tr><td.style="width:.150px;
15bae0	20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a	.vertical-align:.top;.font-size:
15bb00	20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61	.0.8em;.font-weight:.bold;"><spa
15bb20	6e 20 69 64 3d 22 43 5f 73 65 72 76 6f 5f 64 65 6d 6f 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64	n.id="C_servo_demo"><a.href="cod
15bb40	65 2f 73 65 72 76 6f 5f 64 65 6d 6f 2e 7a 69 70 22 3e 53 65 72 76 6f 20 50 75 6c 73 65 20 47 65	e/servo_demo.zip">Servo.Pulse.Ge
15bb60	6e 65 72 61 74 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 31 30 2d 30 38 3c 2f 73 70 61 6e 3e	nerator</a><br>2016-10-08</span>
15bb80	3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 70 72 6f 67 72 61 6d 20 67 65 6e 65 72 61 74 65 73 20	</td><td>This.program.generates.
15bba0	73 65 72 76 6f 20 70 75 6c 73 65 73 20 6f 6e 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 47 50 49 4f	servo.pulses.on.one.or.more.GPIO
15bbc0	2e 20 20 45 61 63 68 20 63 6f 6e 6e 65 63 74 65 64 20 73 65 72 76 6f 20 69 73 20 73 77 65 70 74	...Each.connected.servo.is.swept
15bbe0	20 62 65 74 77 65 65 6e 20 31 30 30 30 c2 b5 73 20 61 6e 64 20 32 30 30 30 c2 b5 73 20 61 74 20	.between.1000..s.and.2000..s.at.
15bc00	61 20 64 69 66 66 65 72 65 6e 74 20 73 70 65 65 64 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 73 75 64 6f	a.different.speed.<br>.<br>.sudo
15bc20	20 2e 2f 73 65 72 76 6f 5f 64 65 6d 6f 20 23 20 47 65 6e 65 72 61 74 65 20 70 75 6c 73 65 73 20	../servo_demo.#.Generate.pulses.
15bc40	6f 6e 20 47 50 49 4f 20 34 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 73 75 64 6f 20 2e 2f 73 65 72 76 6f	on.GPIO.4.<br>.<br>.sudo../servo
15bc60	5f 64 65 6d 6f 20 35 20 39 20 32 30 20 23 20 47 65 6e 65 72 61 74 65 20 70 75 6c 73 65 73 20 6f	_demo.5.9.20.#.Generate.pulses.o
15bc80	6e 20 47 50 49 4f 20 35 2c 20 39 2c 20 61 6e 64 20 32 30 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f	n.GPIO.5,.9,.and.20.<br>.<br>.</
15bca0	74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35	td></tr><tr><td.style="width:.15
15bcc0	30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73	0px;.vertical-align:.top;.font-s
15bce0	69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e	ize:.0.8em;.font-weight:.bold;">
15bd00	3c 73 70 61 6e 20 69 64 3d 22 43 5f 63 6f 64 65 2f 73 70 69 2d 70 69 67 70 69 6f 2d 73 70 65 65	<span.id="C_code/spi-pigpio-spee
15bd20	64 2e 63 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 73 70 69 2d 70 69 67 70 69 6f 2d 73 70	d.c"><a.href="code/spi-pigpio-sp
15bd40	65 65 64 2e 63 22 3e 53 50 49 20 70 69 67 70 69 6f 20 64 72 69 76 65 72 20 73 70 65 65 64 20 74	eed.c">SPI.pigpio.driver.speed.t
15bd60	65 73 74 3c 2f 61 3e 3c 62 72 3e 32 30 31 36 2d 31 31 2d 30 36 3c 2f 73 70 61 6e 3e 3c 2f 74 64	est</a><br>2016-11-06</span></td
15bd80	3e 3c 74 64 3e 54 68 69 73 20 43 20 63 6f 64 65 20 69 73 20 75 73 65 64 20 74 6f 20 62 65 6e 63	><td>This.C.code.is.used.to.benc
15bda0	68 6d 61 72 6b 20 74 68 65 20 70 69 67 70 69 6f 20 53 50 49 20 64 72 69 76 65 72 20 6f 6e 20 74	hmark.the.pigpio.SPI.driver.on.t
15bdc0	68 65 20 50 69 2e 20 20 54 68 65 20 63 6f 64 65 20 65 78 65 63 75 74 65 73 20 61 20 67 69 76 65	he.Pi...The.code.executes.a.give
15bde0	6e 20 6e 75 6d 62 65 72 20 6f 66 20 6c 6f 6f 70 73 20 61 74 20 61 20 67 69 76 65 6e 20 62 61 75	n.number.of.loops.at.a.given.bau
15be00	64 20 72 61 74 65 20 61 6e 64 20 62 79 74 65 73 20 70 65 72 20 74 72 61 6e 73 66 65 72 2e 3c 62	d.rate.and.bytes.per.transfer.<b
15be20	72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d	r>.<br>.</td></tr><tr><td.style=
15be40	22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74	"width:.150px;.vertical-align:.t
15be60	6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68	op;.font-size:.0.8em;.font-weigh
15be80	74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 43 5f 77 69 65 67 61 6e 64 5f 63 22	t:.bold;"><span.id="C_wiegand_c"
15bea0	3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 77 69 65 67 61 6e 64 5f 63 2e 7a 69 70 22 3e 57 69	><a.href="code/wiegand_c.zip">Wi
15bec0	65 67 61 6e 64 20 52 65 61 64 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 33 2d 31 32 2d 33 30 3c 2f	egand.Reader</a><br>2013-12-30</
15bee0	73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 46 75 6e 63 74 69 6f 6e 20 74 6f 20 72 65 61 64 20 61	span></td><td>Function.to.read.a
15bf00	20 57 69 65 67 61 6e 64 20 52 65 61 64 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c	.Wiegand.Reader.<br>.<br>.</td><
15bf20	2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 73 70 61 6e 20 69 64	/tr></tbody></table><h3><span.id
15bf40	3d 22 43 2b 2b 20 63 6f 64 65 22 3e 43 2b 2b 20 63 6f 64 65 3c 2f 73 70 61 6e 3e 3c 2f 68 33 3e	="C++.code">C++.code</span></h3>
15bf60	0a 45 78 61 6d 70 6c 65 73 20 6f 66 20 43 2b 2b 20 70 69 67 70 69 6f 20 70 72 6f 67 72 61 6d 73	.Examples.of.C++.pigpio.programs
15bf80	2e 3c 62 72 3e 0a 3c 62 72 3e 0a 49 66 20 79 6f 75 72 20 70 72 6f 67 72 61 6d 20 69 73 20 63 61	.<br>.<br>.If.your.program.is.ca
15bfa0	6c 6c 65 64 20 66 6f 6f 62 61 72 2e 63 70 70 20 74 68 65 6e 20 62 75 69 6c 64 20 77 69 74 68 3c	lled.foobar.cpp.then.build.with<
15bfc0	62 72 3e 0a 3c 62 72 3e 0a 67 2b 2b 20 2d 57 61 6c 6c 20 2d 70 74 68 72 65 61 64 20 2d 6f 20 66	br>.<br>.g++.-Wall.-pthread.-o.f
15bfe0	6f 6f 62 61 72 20 66 6f 6f 62 61 72 2e 63 70 70 20 2d 6c 70 69 67 70 69 6f 20 2d 6c 72 74 3c 62	oobar.foobar.cpp.-lpigpio.-lrt<b
15c000	00 00 01 5c 3e 0a 3c 62 72 3e 0a 3c 74 61 62 6c 65 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c	...\>.<br>.<table.style="text-al
15c020	69 67 6e 3a 20 6c 65 66 74 3b 20 77 69 64 74 68 3a 20 39 30 25 3b 22 20 62 6f 72 64 65 72 3d 22	ign:.left;.width:.90%;".border="
15c040	30 22 20 63 65 6c 6c 70 61 64 64 69 6e 67 3d 22 34 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22	0".cellpadding="4".cellspacing="
15c060	34 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20	4"><tbody><tr><td.style="width:.
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15c0a0	2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b	-size:.0.8em;.font-weight:.bold;
15c0c0	22 3e 3c 73 70 61 6e 20 69 64 3d 22 48 61 72 64 77 61 72 65 5f 65 78 5f 69 72 5f 72 65 6d 6f 74	"><span.id="Hardware_ex_ir_remot
15c0e0	65 22 3e 3c 61 20 68 72 65 66 3d 22 65 78 5f 69 72 5f 72 65 6d 6f 74 65 2e 68 74 6d 6c 22 3e 49	e"><a.href="ex_ir_remote.html">I
15c100	52 20 52 65 63 65 69 76 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 33 2d 30 36 2d 30 39 3c 2f 73 70	R.Receiver</a><br>2013-06-09</sp
15c120	61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 52 65 61 64 69 6e 67 20 61 6e 20 69 6e 66 72 61 72 65 64 20	an></td><td>Reading.an.infrared.
15c140	72 65 6d 6f 74 65 20 72 65 63 65 69 76 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c	remote.receiver.<br>.<br>.</td><
15c160	2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b	/tr><tr><td.style="width:.150px;
15c180	20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a	.vertical-align:.top;.font-size:
15c1a0	20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61	.0.8em;.font-weight:.bold;"><spa
15c1c0	6e 20 69 64 3d 22 48 61 72 64 77 61 72 65 5f 65 78 5f 4c 44 52 22 3e 3c 61 20 68 72 65 66 3d 22	n.id="Hardware_ex_LDR"><a.href="
15c1e0	65 78 5f 4c 44 52 2e 68 74 6d 6c 22 3e 4c 69 67 68 74 20 44 65 70 65 6e 64 65 6e 74 20 52 65 73	ex_LDR.html">Light.Dependent.Res
15c200	69 73 74 6f 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 33 2d 30 36 2d 30 39 3c 2f 73 70 61 6e 3e 3c 2f	istor</a><br>2013-06-09</span></
15c220	74 64 3e 3c 74 64 3e 4d 65 61 73 75 72 69 6e 67 20 62 72 69 67 68 74 6e 65 73 73 20 77 69 74 68	td><td>Measuring.brightness.with
15c240	20 61 20 6c 69 67 68 74 20 64 65 70 65 6e 64 65 6e 74 20 72 65 73 69 73 74 6f 72 20 28 4c 44 52	.a.light.dependent.resistor.(LDR
15c260	29 2e 20 49 6d 70 72 6f 76 65 64 20 6d 65 74 68 6f 64 73 20 6f 66 20 74 69 6d 69 6e 67 20 74 68	)..Improved.methods.of.timing.th
15c280	65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 63 61 70 61 63 69 74 6f 72 20 72 65 63 68 61 72 67	e.start.of.the.capacitor.recharg
15c2a0	65 20 61 72 65 20 67 69 76 65 6e 20 66 6f 72 20 3c 61 20 68 72 65 66 3d 22 23 43 5f 70 6f 74 5f	e.are.given.for.<a.href="#C_pot_
15c2c0	63 61 70 5f 63 68 61 72 67 65 5f 63 22 3e 43 3c 2f 61 3e 20 61 6e 64 20 3c 61 20 68 72 65 66 3d	cap_charge_c">C</a>.and.<a.href=
15c2e0	22 23 50 79 74 68 6f 6e 5f 70 6f 74 5f 63 61 70 5f 70 79 22 3e 50 79 74 68 6f 6e 3c 2f 61 3e 2e	"#Python_pot_cap_py">Python</a>.
15c300	3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c	<br>.<br>.</td></tr><tr><td.styl
15c320	65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a	e="width:.150px;.vertical-align:
15c340	20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69	.top;.font-size:.0.8em;.font-wei
15c360	67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 48 61 72 64 77 61 72 65 5f 65	ght:.bold;"><span.id="Hardware_e
15c380	78 5f 6d 6f 74 6f 72 5f 73 68 69 65 6c 64 22 3e 3c 61 20 68 72 65 66 3d 22 65 78 5f 6d 6f 74 6f	x_motor_shield"><a.href="ex_moto
15c3a0	72 5f 73 68 69 65 6c 64 2e 68 74 6d 6c 22 3e 4d 6f 74 6f 72 20 53 68 69 65 6c 64 3c 2f 61 3e 3c	r_shield.html">Motor.Shield</a><
15c3c0	62 72 3e 32 30 31 33 2d 31 32 2d 31 35 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 55 73 69	br>2013-12-15</span></td><td>Usi
15c3e0	6e 67 20 61 6e 20 41 72 64 75 69 6e 6f 20 6d 6f 74 6f 72 20 73 68 69 65 6c 64 2e 3c 62 72 3e 0a	ng.an.Arduino.motor.shield.<br>.
15c400	3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69	<br>.</td></tr><tr><td.style="wi
15c420	64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b	dth:.150px;.vertical-align:.top;
15c440	20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20	.font-size:.0.8em;.font-weight:.
15c460	62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 48 61 72 64 77 61 72 65 5f 65 78 5f 72 6f 74	bold;"><span.id="Hardware_ex_rot
15c480	61 72 79 5f 65 6e 63 6f 64 65 72 22 3e 3c 61 20 68 72 65 66 3d 22 65 78 5f 72 6f 74 61 72 79 5f	ary_encoder"><a.href="ex_rotary_
15c4a0	65 6e 63 6f 64 65 72 2e 68 74 6d 6c 22 3e 52 6f 74 61 72 79 20 45 6e 63 6f 64 65 72 3c 2f 61 3e	encoder.html">Rotary.Encoder</a>
15c4c0	3c 62 72 3e 32 30 31 33 2d 30 36 2d 30 39 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 52 65	<br>2013-06-09</span></td><td>Re
15c4e0	61 64 69 6e 67 20 61 20 72 6f 74 61 72 79 20 65 6e 63 6f 64 65 72 2e 3c 62 72 3e 0a 3c 62 72 3e	ading.a.rotary.encoder.<br>.<br>
15c500	0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a	.</td></tr><tr><td.style="width:
15c520	20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e	.150px;.vertical-align:.top;.fon
15c540	74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64	t-size:.0.8em;.font-weight:.bold
15c560	3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 48 61 72 64 77 61 72 65 5f 65 78 5f 73 6f 6e 61 72 5f 72	;"><span.id="Hardware_ex_sonar_r
15c580	61 6e 67 65 72 22 3e 3c 61 20 68 72 65 66 3d 22 65 78 5f 73 6f 6e 61 72 5f 72 61 6e 67 65 72 2e	anger"><a.href="ex_sonar_ranger.
15c5a0	68 74 6d 6c 22 3e 53 6f 6e 61 72 20 52 61 6e 67 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 33 2d 30	html">Sonar.Ranger</a><br>2013-0
15c5c0	36 2d 31 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 4d 65 61 73 75 72 69 6e 67 20 72 61	6-10</span></td><td>Measuring.ra
15c5e0	6e 67 65 20 77 69 74 68 20 61 20 73 6f 6e 61 72 20 72 61 6e 67 65 72 2e 3c 62 72 3e 0a 3c 62 72	nge.with.a.sonar.ranger.<br>.<br
15c600	3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e	>.</td></tr></tbody></table><h3>
15c620	3c 73 70 61 6e 20 69 64 3d 22 53 68 65 6c 6c 20 63 6f 64 65 22 3e 53 68 65 6c 6c 20 63 6f 64 65	<span.id="Shell.code">Shell.code
15c640	3c 2f 73 70 61 6e 3e 3c 2f 68 33 3e 0a 45 78 61 6d 70 6c 65 73 20 6f 66 20 75 73 69 6e 67 20 70	</span></h3>.Examples.of.using.p
15c660	69 67 70 69 6f 20 77 69 74 68 20 73 68 65 6c 6c 20 63 6f 64 65 2e 3c 62 72 3e 0a 3c 62 72 3e 0a	igpio.with.shell.code.<br>.<br>.
15c680	3c 74 61 62 6c 65 20 73 74 79 6c 65 3d 22 74 65 78 74 2d 61 6c 69 67 6e 3a 20 6c 65 66 74 3b 20	<table.style="text-align:.left;.
15c6a0	77 69 64 74 68 3a 20 39 30 25 3b 22 20 62 6f 72 64 65 72 3d 22 30 22 20 63 65 6c 6c 70 61 64 64	width:.90%;".border="0".cellpadd
15c6c0	69 6e 67 3d 22 34 22 20 63 65 6c 6c 73 70 61 63 69 6e 67 3d 22 34 22 3e 3c 74 62 6f 64 79 3e 3c	ing="4".cellspacing="4"><tbody><
15c6e0	74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72 74	tr><td.style="width:.150px;.vert
15c700	69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65	ical-align:.top;.font-size:.0.8e
15c720	6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d	m;.font-weight:.bold;"><span.id=
15c740	22 53 68 65 6c 6c 5f 67 70 69 6f 74 65 73 74 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 67	"Shell_gpiotest"><a.href="code/g
15c760	70 69 6f 74 65 73 74 2e 7a 69 70 22 3e 47 50 49 4f 20 74 65 73 74 3c 2f 61 3e 3c 62 72 3e 32 30	piotest.zip">GPIO.test</a><br>20
15c780	31 34 2d 30 38 2d 31 31 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 54 68 69 73 20 62 61 73	14-08-11</span></td><td>This.bas
15c7a0	68 20 73 63 72 69 70 74 20 74 65 73 74 73 20 74 68 65 20 75 73 65 72 20 47 50 49 4f 2e 20 3c 61	h.script.tests.the.user.GPIO..<a
15c7c0	20 68 72 65 66 3d 22 68 74 74 70 3a 2f 2f 79 6f 75 74 75 2e 62 65 2f 73 43 4a 46 4c 4b 57 61 78	.href="http://youtu.be/sCJFLKWax
15c7e0	48 6f 22 3e 56 69 64 65 6f 3c 2f 61 3e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72	Ho">Video</a><br>.<br>.</td></tr
15c800	3e 3c 2f 74 62 6f 64 79 3e 3c 2f 74 61 62 6c 65 3e 3c 68 33 3e 3c 73 70 61 6e 20 69 64 3d 22 43	></tbody></table><h3><span.id="C
15c820	20 63 6f 64 65 22 3e 43 20 63 6f 64 65 3c 2f 73 70 61 6e 3e 3c 2f 68 33 3e 0a 45 78 61 6d 70 6c	.code">C.code</span></h3>.Exampl
15c840	65 73 20 6f 66 20 43 20 70 69 67 70 69 6f 20 70 72 6f 67 72 61 6d 73 2e 3c 62 72 3e 0a 3c 62 72	es.of.C.pigpio.programs.<br>.<br
15c860	3e 0a 49 66 20 79 6f 75 72 20 70 72 6f 67 72 61 6d 20 69 73 20 63 61 6c 6c 65 64 20 66 6f 6f 62	>.If.your.program.is.called.foob
15c880	61 72 2e 63 20 74 68 65 6e 20 62 75 69 6c 64 20 77 69 74 68 3c 62 72 3e 0a 3c 62 72 3e 0a 67 63	ar.c.then.build.with<br>.<br>.gc
15c8a0	63 20 2d 57 61 6c 6c 20 2d 6f 20 66 6f 6f 62 61 72 20 66 6f 6f 62 61 72 2e 63 20 2d 6c 70 69 67	c.-Wall.-o.foobar.foobar.c.-lpig
15c8c0	70 69 6f 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 74 61 62 6c 65 20 73 74 79 6c 65 3d 22 74 65 78 74 2d	pio<br>.<br>.<table.style="text-
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15c920	3d 22 34 22 3e 3c 74 62 6f 64 79 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68	="4"><tbody><tr><td.style="width
15c940	3a 20 31 35 30 70 78 3b 20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f	:.150px;.vertical-align:.top;.fo
15c960	6e 74 2d 73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c	nt-size:.0.8em;.font-weight:.bol
15c980	64 3b 22 3e 3c 73 70 61 6e 20 69 64 3d 22 43 5f 66 72 65 71 5f 63 6f 75 6e 74 5f 31 22 3e 3c 61	d;"><span.id="C_freq_count_1"><a
15c9a0	20 68 72 65 66 3d 22 63 6f 64 65 2f 66 72 65 71 5f 63 6f 75 6e 74 5f 31 2e 7a 69 70 22 3e 46 72	.href="code/freq_count_1.zip">Fr
15c9c0	65 71 75 65 6e 63 79 20 43 6f 75 6e 74 65 72 20 31 3c 2f 61 3e 3c 62 72 3e 32 30 31 34 2d 30 38	equency.Counter.1</a><br>2014-08
15c9e0	2d 32 30 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 41 20 70 72 6f 67 72 61 6d 20 73 68 6f	-20</span></td><td>A.program.sho
15ca00	77 69 6e 67 20 68 6f 77 20 74 6f 20 75 73 65 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 63 69 66	wing.how.to.use.the.<a.href="cif
15ca20	2e 68 74 6d 6c 23 67 70 69 6f 53 65 74 41 6c 65 72 74 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 41	.html#gpioSetAlertFunc">gpioSetA
15ca40	6c 65 72 74 46 75 6e 63 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 73 65 74 20 61 20 63	lertFunc</a>.function.to.set.a.c
15ca60	61 6c 6c 62 61 63 6b 20 66 6f 72 20 47 50 49 4f 20 73 74 61 74 65 20 63 68 61 6e 67 65 73 2e 20	allback.for.GPIO.state.changes..
15ca80	20 41 20 66 72 65 71 75 65 6e 63 79 20 63 6f 75 6e 74 20 69 73 20 67 65 6e 65 72 61 74 65 64 20	.A.frequency.count.is.generated.
15caa0	66 6f 72 20 65 61 63 68 20 6d 6f 6e 69 74 6f 72 65 64 20 47 50 49 4f 20 28 66 72 65 71 75 65 6e	for.each.monitored.GPIO.(frequen
15cac0	63 69 65 73 20 75 70 20 74 6f 20 35 30 30 6b 48 7a 20 77 69 74 68 20 61 20 73 61 6d 70 6c 65 20	cies.up.to.500kHz.with.a.sample.
15cae0	72 61 74 65 20 6f 66 20 31 26 6d 75 3b 73 29 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c	rate.of.1&mu;s).<br>.<br>.</td><
15cb00	2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b	/tr><tr><td.style="width:.150px;
15cb20	20 76 65 72 74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a	.vertical-align:.top;.font-size:
15cb40	20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22 3e 3c 73 70 61	.0.8em;.font-weight:.bold;"><spa
15cb60	6e 20 69 64 3d 22 43 5f 66 72 65 71 5f 63 6f 75 6e 74 5f 32 22 3e 3c 61 20 68 72 65 66 3d 22 63	n.id="C_freq_count_2"><a.href="c
15cb80	6f 64 65 2f 66 72 65 71 5f 63 6f 75 6e 74 5f 32 2e 7a 69 70 22 3e 46 72 65 71 75 65 6e 63 79 20	ode/freq_count_2.zip">Frequency.
15cba0	43 6f 75 6e 74 65 72 20 32 3c 2f 61 3e 3c 62 72 3e 32 30 31 34 2d 30 38 2d 32 30 3c 2f 73 70 61	Counter.2</a><br>2014-08-20</spa
15cbc0	6e 3e 3c 2f 74 64 3e 3c 74 64 3e 41 20 70 72 6f 67 72 61 6d 20 73 68 6f 77 69 6e 67 20 68 6f 77	n></td><td>A.program.showing.how
15cbe0	20 74 6f 20 75 73 65 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 63 69 66 2e 68 74 6d 6c 23 67 70	.to.use.the.<a.href="cif.html#gp
15cc00	69 6f 53 65 74 47 65 74 53 61 6d 70 6c 65 73 46 75 6e 63 22 3e 67 70 69 6f 53 65 74 47 65 74 53	ioSetGetSamplesFunc">gpioSetGetS
15cc20	61 6d 70 6c 65 73 46 75 6e 63 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 20 74 6f 20 73 65 74 20 61	amplesFunc</a>.function.to.set.a
15cc40	20 63 61 6c 6c 62 61 63 6b 20 66 6f 72 20 61 63 63 75 6d 75 6c 61 74 65 64 20 47 50 49 4f 20 73	.callback.for.accumulated.GPIO.s
15cc60	74 61 74 65 20 63 68 61 6e 67 65 73 20 6f 76 65 72 20 74 68 65 20 6c 61 73 74 20 6d 69 6c 6c 69	tate.changes.over.the.last.milli
15cc80	73 65 63 6f 6e 64 2e 20 20 41 20 66 72 65 71 75 65 6e 63 79 20 63 6f 75 6e 74 20 69 73 20 67 65	second...A.frequency.count.is.ge
15cca0	6e 65 72 61 74 65 64 20 66 6f 72 20 65 61 63 68 20 6d 6f 6e 69 74 6f 72 65 64 20 47 50 49 4f 20	nerated.for.each.monitored.GPIO.
15ccc0	28 66 72 65 71 75 65 6e 63 69 65 73 20 75 70 20 74 6f 20 35 30 30 6b 48 7a 20 77 69 74 68 20 61	(frequencies.up.to.500kHz.with.a
15cce0	20 73 61 6d 70 6c 65 20 72 61 74 65 20 6f 66 20 31 26 6d 75 3b 73 29 2e 20 47 65 6e 65 72 61 6c	.sample.rate.of.1&mu;s)..General
15cd00	6c 79 20 74 68 65 20 6d 65 74 68 6f 64 20 75 73 65 64 20 69 73 20 6d 6f 72 65 20 63 6f 6d 70 6c	ly.the.method.used.is.more.compl
15cd20	69 63 61 74 65 64 20 62 75 74 20 6d 6f 72 65 20 65 66 66 69 63 69 65 6e 74 20 74 68 61 6e 20 66	icated.but.more.efficient.than.f
15cd40	72 65 71 75 65 6e 63 79 20 63 6f 75 6e 74 65 72 20 31 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74	requency.counter.1.<br>.<br>.</t
15cd60	64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30	d></tr><tr><td.style="width:.150
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15cdc0	73 70 61 6e 20 69 64 3d 22 43 5f 68 61 6c 6c 22 3e 3c 61 20 68 72 65 66 3d 22 63 6f 64 65 2f 68	span.id="C_hall"><a.href="code/h
15cde0	61 6c 6c 2e 7a 69 70 22 3e 48 61 6c 6c 20 45 66 66 65 63 74 20 53 65 6e 73 6f 72 3c 2f 61 3e 3c	all.zip">Hall.Effect.Sensor</a><
15ce00	62 72 3e 32 30 31 34 2d 30 36 2d 31 33 3c 2f 73 70 61 6e 3e 3c 2f 74 64 3e 3c 74 64 3e 50 72 6f	br>2014-06-13</span></td><td>Pro
15ce20	67 72 61 6d 20 74 6f 20 73 68 6f 77 20 73 74 61 74 75 73 20 63 68 61 6e 67 65 73 20 66 6f 72 20	gram.to.show.status.changes.for.
15ce40	61 20 48 61 6c 6c 20 65 66 66 65 63 74 20 73 65 6e 73 6f 72 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c	a.Hall.effect.sensor.<br>.<br>.<
15ce60	2f 74 64 3e 3c 2f 74 72 3e 3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31	/td></tr><tr><td.style="width:.1
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15cea0	73 69 7a 65 3a 20 30 2e 38 65 6d 3b 20 66 6f 6e 74 2d 77 65 69 67 68 74 3a 20 62 6f 6c 64 3b 22	size:.0.8em;.font-weight:.bold;"
15cec0	3e 3c 73 70 61 6e 20 69 64 3d 22 43 5f 49 32 43 5f 73 6e 69 66 66 65 72 22 3e 3c 61 20 68 72 65	><span.id="C_I2C_sniffer"><a.hre
15cee0	66 3d 22 63 6f 64 65 2f 49 32 43 5f 73 6e 69 66 66 65 72 2e 7a 69 70 22 3e 49 32 43 20 53 6e 69	f="code/I2C_sniffer.zip">I2C.Sni
15cf00	66 66 65 72 3c 2f 61 3e 3c 62 72 3e 32 30 31 34 2d 30 36 2d 31 35 3c 2f 73 70 61 6e 3e 3c 2f 74	ffer</a><br>2014-06-15</span></t
15cf20	64 3e 3c 74 64 3e 41 20 70 72 6f 67 72 61 6d 20 74 6f 20 70 61 73 73 69 76 65 6c 79 20 73 6e 69	d><td>A.program.to.passively.sni
15cf40	66 66 20 49 32 43 20 74 72 61 6e 73 61 63 74 69 6f 6e 73 20 28 31 30 30 6b 48 7a 20 62 75 73 20	ff.I2C.transactions.(100kHz.bus.
15cf60	6d 61 78 69 6d 75 6d 29 20 61 6e 64 20 64 69 73 70 6c 61 79 20 74 68 65 20 72 65 73 75 6c 74 73	maximum).and.display.the.results
15cf80	2e 20 20 54 68 69 73 20 43 20 70 72 6f 67 72 61 6d 20 75 73 65 73 20 70 69 67 70 69 6f 20 6e 6f	...This.C.program.uses.pigpio.no
15cfa0	74 69 66 69 63 61 74 69 6f 6e 73 2e 3c 62 72 3e 0a 3c 62 72 3e 0a 3c 2f 74 64 3e 3c 2f 74 72 3e	tifications.<br>.<br>.</td></tr>
15cfc0	3c 74 72 3e 3c 74 64 20 73 74 79 6c 65 3d 22 77 69 64 74 68 3a 20 31 35 30 70 78 3b 20 76 65 72	<tr><td.style="width:.150px;.ver
15cfe0	74 69 63 61 6c 2d 61 6c 69 67 6e 3a 20 74 6f 70 3b 20 66 6f 6e 74 2d 73 69 7a 65 3a 20 30 2e 38	tical-align:.top;.font-size:.0.8
15d000	00 00 00 49 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61 6d 70 6c 65 3c 2f	...I.<br><br><b><small>Example</
15d020	73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 2f 2f 26 6e 62 73 70 3b	small></b><br><br><code>//&nbsp;
15d040	43 6f 6e 73 74 72 75 63 74 26 6e 62 73 70 3b 61 6e 64 26 6e 62 73 70 3b 73 65 6e 64 26 6e 62 73	Construct&nbsp;and&nbsp;send&nbs
15d060	70 3b 61 26 6e 62 73 70 3b 33 30 26 6e 62 73 70 3b 6d 69 63 72 6f 73 65 63 6f 6e 64 26 6e 62 73	p;a&nbsp;30&nbsp;microsecond&nbs
15d080	70 3b 73 71 75 61 72 65 26 6e 62 73 70 3b 77 61 76 65 2e 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 53	p;square&nbsp;wave.<br><br>gpioS
15d0a0	65 74 4d 6f 64 65 28 67 70 69 6f 2c 26 6e 62 73 70 3b 50 49 5f 4f 55 54 50 55 54 29 3b 3c 62 72	etMode(gpio,&nbsp;PI_OUTPUT);<br
15d0c0	3e 3c 62 72 3e 70 75 6c 73 65 5b 30 5d 2e 67 70 69 6f 4f 6e 26 6e 62 73 70 3b 3d 26 6e 62 73 70	><br>pulse[0].gpioOn&nbsp;=&nbsp
15d0e0	3b 28 31 26 6c 74 3b 26 6c 74 3b 67 70 69 6f 29 3b 3c 62 72 3e 70 75 6c 73 65 5b 30 5d 2e 67 70	;(1&lt;&lt;gpio);<br>pulse[0].gp
15d100	69 6f 4f 66 66 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 3b 3c 62 72 3e 70 75 6c 73 65 5b 30 5d	ioOff&nbsp;=&nbsp;0;<br>pulse[0]
15d120	2e 75 73 44 65 6c 61 79 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 31 35 3b 3c 62 72 3e 3c 62 72 3e	.usDelay&nbsp;=&nbsp;15;<br><br>
15d140	70 75 6c 73 65 5b 31 5d 2e 67 70 69 6f 4f 6e 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 30 3b 3c 62	pulse[1].gpioOn&nbsp;=&nbsp;0;<b
15d160	72 3e 70 75 6c 73 65 5b 31 5d 2e 67 70 69 6f 4f 66 66 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 28	r>pulse[1].gpioOff&nbsp;=&nbsp;(
15d180	31 26 6c 74 3b 26 6c 74 3b 67 70 69 6f 29 3b 3c 62 72 3e 70 75 6c 73 65 5b 31 5d 2e 75 73 44 65	1&lt;&lt;gpio);<br>pulse[1].usDe
15d1a0	6c 61 79 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 31 35 3b 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 57	lay&nbsp;=&nbsp;15;<br><br>gpioW
15d1c0	61 76 65 41 64 64 4e 65 77 28 29 3b 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 57 61 76 65 41 64 64 47	aveAddNew();<br><br>gpioWaveAddG
15d1e0	65 6e 65 72 69 63 28 32 2c 26 6e 62 73 70 3b 70 75 6c 73 65 29 3b 3c 62 72 3e 3c 62 72 3e 77 61	eneric(2,&nbsp;pulse);<br><br>wa
15d200	76 65 5f 69 64 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 67 70 69 6f 57 61 76 65 43 72 65 61 74 65	ve_id&nbsp;=&nbsp;gpioWaveCreate
15d220	28 29 3b 3c 62 72 3e 3c 62 72 3e 69 66 26 6e 62 73 70 3b 28 77 61 76 65 5f 69 64 26 6e 62 73 70	();<br><br>if&nbsp;(wave_id&nbsp
15d240	3b 26 67 74 3b 3d 26 6e 62 73 70 3b 30 29 3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62	;&gt;=&nbsp;0)<br>{<br>&nbsp;&nb
15d260	73 70 3b 26 6e 62 73 70 3b 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 28 77 61 76 65 5f 69 64 2c	sp;&nbsp;gpioWaveTxSend(wave_id,
15d280	26 6e 62 73 70 3b 50 49 5f 57 41 56 45 5f 4d 4f 44 45 5f 52 45 50 45 41 54 29 3b 3c 62 72 3e 3c	&nbsp;PI_WAVE_MODE_REPEAT);<br><
15d2a0	62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62 73 70 3b 54 72 61	br>&nbsp;&nbsp;&nbsp;//&nbsp;Tra
15d2c0	6e 73 6d 69 74 26 6e 62 73 70 3b 66 6f 72 26 6e 62 73 70 3b 33 30 26 6e 62 73 70 3b 73 65 63 6f	nsmit&nbsp;for&nbsp;30&nbsp;seco
15d2e0	6e 64 73 2e 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 6c	nds.<br><br>&nbsp;&nbsp;&nbsp;sl
15d300	65 65 70 28 33 30 29 3b 3c 62 72 3e 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73	eep(30);<br><br>&nbsp;&nbsp;&nbs
15d320	70 3b 67 70 69 6f 57 61 76 65 54 78 53 74 6f 70 28 29 3b 3c 62 72 3e 7d 3c 62 72 3e 65 6c 73 65	p;gpioWaveTxStop();<br>}<br>else
15d340	3c 62 72 3e 7b 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 2f 2f 26 6e 62	<br>{<br>&nbsp;&nbsp;&nbsp;//&nb
15d360	73 70 3b 57 61 76 65 26 6e 62 73 70 3b 63 72 65 61 74 65 26 6e 62 73 70 3b 66 61 69 6c 65 64 2e	sp;Wave&nbsp;create&nbsp;failed.
15d380	3c 62 72 3e 7d 3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69	<br>}<br></code><h3><a.name="gpi
15d3a0	6f 57 61 76 65 41 64 64 53 65 72 69 61 6c 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e	oWaveAddSerial"></a><a.href="#in
15d3c0	74 22 3e 3c 73 6d 61 6c 6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61	t"><small>int</small></a>.gpioWa
15d3e0	76 65 41 64 64 53 65 72 69 61 6c 3c 73 6d 61 6c 6c 3e 28 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	veAddSerial<small>(<a.href="#uns
15d400	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 75 73	igned">unsigned</a>.<a.href="#us
15d420	65 72 5f 67 70 69 6f 22 3e 75 73 65 72 5f 67 70 69 6f 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	er_gpio">user_gpio</a>,.<a.href=
15d440	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
15d460	3d 22 23 62 61 75 64 22 3e 62 61 75 64 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d 22 23 75 6e 73	="#baud">baud</a>,.<a.href="#uns
15d480	69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d 22 23 64 61	igned">unsigned</a>.<a.href="#da
15d4a0	74 61 5f 62 69 74 73 22 3e 64 61 74 61 5f 62 69 74 73 3c 2f 61 3e 2c 20 3c 61 20 68 72 65 66 3d	ta_bits">data_bits</a>,.<a.href=
15d4c0	22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20 68 72 65 66	"#unsigned">unsigned</a>.<a.href
15d4e0	3d 22 23 73 74 6f 70 5f 62 69 74 73 22 3e 73 74 6f 70 5f 62 69 74 73 3c 2f 61 3e 2c 20 3c 61 20	="#stop_bits">stop_bits</a>,.<a.
15d500	68 72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61	href="#unsigned">unsigned</a>.<a
15d520	20 68 72 65 66 3d 22 23 6f 66 66 73 65 74 22 3e 6f 66 66 73 65 74 3c 2f 61 3e 2c 20 3c 61 20 68	.href="#offset">offset</a>,.<a.h
15d540	72 65 66 3d 22 23 75 6e 73 69 67 6e 65 64 22 3e 75 6e 73 69 67 6e 65 64 3c 2f 61 3e 20 3c 61 20	ref="#unsigned">unsigned</a>.<a.
15d560	68 72 65 66 3d 22 23 6e 75 6d 42 79 74 65 73 22 3e 6e 75 6d 42 79 74 65 73 3c 2f 61 3e 2c 20 3c	href="#numBytes">numBytes</a>,.<
15d580	61 20 68 72 65 66 3d 22 23 63 68 61 72 22 3e 63 68 61 72 3c 2f 61 3e 20 3c 61 20 68 72 65 66 3d	a.href="#char">char</a>.<a.href=
15d5a0	22 23 2a 73 74 72 22 3e 2a 73 74 72 3c 2f 61 3e 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54	"#*str">*str</a>)</small></h3>.T
15d5c0	68 69 73 20 66 75 6e 63 74 69 6f 6e 20 61 64 64 73 20 61 20 77 61 76 65 66 6f 72 6d 20 72 65 70	his.function.adds.a.waveform.rep
15d5e0	72 65 73 65 6e 74 69 6e 67 20 73 65 72 69 61 6c 20 64 61 74 61 20 74 6f 20 74 68 65 0a 65 78 69	resenting.serial.data.to.the.exi
15d600	73 74 69 6e 67 20 77 61 76 65 66 6f 72 6d 20 28 69 66 20 61 6e 79 29 2e 20 20 54 68 65 20 73 65	sting.waveform.(if.any)...The.se
15d620	72 69 61 6c 20 64 61 74 61 20 73 74 61 72 74 73 20 6f 66 66 73 65 74 0a 6d 69 63 72 6f 73 65 63	rial.data.starts.offset.microsec
15d640	6f 6e 64 73 20 66 72 6f 6d 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 77 61 76 65 66	onds.from.the.start.of.the.wavef
15d660	6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 75 73 65 72 5f 67 70 69 6f 3a 26 6e 62	orm..<br><br><code>user_gpio:&nb
15d680	73 70 3b 30 2d 33 31 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	sp;0-31<br>&nbsp;&nbsp;&nbsp;&nb
15d6a0	73 70 3b 26 6e 62 73 70 3b 62 61 75 64 3a 26 6e 62 73 70 3b 35 30 2d 31 30 30 30 30 30 30 3c 62	sp;&nbsp;baud:&nbsp;50-1000000<b
15d6c0	72 3e 64 61 74 61 5f 62 69 74 73 3a 26 6e 62 73 70 3b 31 2d 33 32 3c 62 72 3e 73 74 6f 70 5f 62	r>data_bits:&nbsp;1-32<br>stop_b
15d6e0	69 74 73 3a 26 6e 62 73 70 3b 32 2d 38 3c 62 72 3e 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62	its:&nbsp;2-8<br>&nbsp;&nbsp;&nb
15d700	73 70 3b 6f 66 66 73 65 74 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 30 3c 62 72 3e 26 6e 62 73 70 3b	sp;offset:&nbsp;&gt;=0<br>&nbsp;
15d720	6e 75 6d 42 79 74 65 73 3a 26 6e 62 73 70 3b 26 67 74 3b 3d 31 3c 62 72 3e 26 6e 62 73 70 3b 26	numBytes:&nbsp;&gt;=1<br>&nbsp;&
15d740	6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 26 6e 62 73 70 3b 73 74 72	nbsp;&nbsp;&nbsp;&nbsp;&nbsp;str
15d760	3a 26 6e 62 73 70 3b 61 6e 26 6e 62 73 70 3b 61 72 72 61 79 26 6e 62 73 70 3b 6f 66 26 6e 62 73	:&nbsp;an&nbsp;array&nbsp;of&nbs
15d780	70 3b 63 68 61 72 73 26 6e 62 73 70 3b 28 77 68 69 63 68 26 6e 62 73 70 3b 6d 61 79 26 6e 62 73	p;chars&nbsp;(which&nbsp;may&nbs
15d7a0	70 3b 63 6f 6e 74 61 69 6e 26 6e 62 73 70 3b 6e 75 6c 6c 73 29 3c 62 72 3e 3c 2f 63 6f 64 65 3e	p;contain&nbsp;nulls)<br></code>
15d7c0	3c 62 72 3e 3c 62 72 3e 52 65 74 75 72 6e 73 20 74 68 65 20 6e 65 77 20 74 6f 74 61 6c 20 6e 75	<br><br>Returns.the.new.total.nu
15d7e0	6d 62 65 72 20 6f 66 20 70 75 6c 73 65 73 20 69 6e 20 74 68 65 20 63 75 72 72 65 6e 74 20 77 61	mber.of.pulses.in.the.current.wa
15d800	76 65 66 6f 72 6d 20 69 66 20 4f 4b 2c 0a 6f 74 68 65 72 77 69 73 65 20 50 49 5f 42 41 44 5f 55	veform.if.OK,.otherwise.PI_BAD_U
15d820	53 45 52 5f 47 50 49 4f 2c 20 50 49 5f 42 41 44 5f 57 41 56 45 5f 42 41 55 44 2c 20 50 49 5f 42	SER_GPIO,.PI_BAD_WAVE_BAUD,.PI_B
15d840	41 44 5f 44 41 54 41 42 49 54 53 2c 0a 50 49 5f 42 41 44 5f 53 54 4f 50 42 49 54 53 2c 20 50 49	AD_DATABITS,.PI_BAD_STOPBITS,.PI
15d860	5f 54 4f 4f 5f 4d 41 4e 59 5f 43 48 41 52 53 2c 20 50 49 5f 42 41 44 5f 53 45 52 5f 4f 46 46 53	_TOO_MANY_CHARS,.PI_BAD_SER_OFFS
15d880	45 54 2c 0a 6f 72 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 50 55 4c 53 45 53 2e 0a 3c 62 72 3e 3c	ET,.or.PI_TOO_MANY_PULSES..<br><
15d8a0	62 72 3e 4e 4f 54 45 53 3a 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 73 65 72 69 61 6c 20 64 61 74	br>NOTES:.<br><br>The.serial.dat
15d8c0	61 20 69 73 20 66 6f 72 6d 61 74 74 65 64 20 61 73 20 6f 6e 65 20 73 74 61 72 74 20 62 69 74 2c	a.is.formatted.as.one.start.bit,
15d8e0	20 64 61 74 61 5f 62 69 74 73 20 64 61 74 61 20 62 69 74 73 2c 20 61 6e 64 0a 73 74 6f 70 5f 62	.data_bits.data.bits,.and.stop_b
15d900	69 74 73 2f 32 20 73 74 6f 70 20 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 49 74 20 69 73 20 6c	its/2.stop.bits..<br><br>It.is.l
15d920	65 67 61 6c 20 74 6f 20 61 64 64 20 73 65 72 69 61 6c 20 64 61 74 61 20 73 74 72 65 61 6d 73 20	egal.to.add.serial.data.streams.
15d940	77 69 74 68 20 64 69 66 66 65 72 65 6e 74 20 62 61 75 64 20 72 61 74 65 73 20 74 6f 0a 74 68 65	with.different.baud.rates.to.the
15d960	20 73 61 6d 65 20 77 61 76 65 66 6f 72 6d 2e 0a 3c 62 72 3e 3c 62 72 3e 6e 75 6d 42 79 74 65 73	.same.waveform..<br><br>numBytes
15d980	20 69 73 20 74 68 65 20 6e 75 6d 62 65 72 20 6f 66 20 62 79 74 65 73 20 6f 66 20 64 61 74 61 20	.is.the.number.of.bytes.of.data.
15d9a0	69 6e 20 73 74 72 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68 65 20 62 79 74 65 73 20 72 65 71 75 69 72	in.str..<br><br>The.bytes.requir
15d9c0	65 64 20 66 6f 72 20 65 61 63 68 20 63 68 61 72 61 63 74 65 72 20 64 65 70 65 6e 64 20 75 70 6f	ed.for.each.character.depend.upo
15d9e0	6e 20 64 61 74 61 5f 62 69 74 73 2e 0a 3c 62 72 3e 3c 62 72 3e 46 6f 72 20 64 61 74 61 5f 62 69	n.data_bits..<br><br>For.data_bi
15da00	74 73 20 31 2d 38 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 6f 6e 65 20 62 79 74 65 20 70 65	ts.1-8.there.will.be.one.byte.pe
15da20	72 20 63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20 64 61 74 61 5f 62 69 74 73 20 39	r.character.<br>.For.data_bits.9
15da40	2d 31 36 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 74 77 6f 20 62 79 74 65 73 20 70 65 72 20	-16.there.will.be.two.bytes.per.
15da60	63 68 61 72 61 63 74 65 72 2e 3c 62 72 3e 0a 46 6f 72 20 64 61 74 61 5f 62 69 74 73 20 31 37 2d	character.<br>.For.data_bits.17-
15da80	33 32 20 74 68 65 72 65 20 77 69 6c 6c 20 62 65 20 66 6f 75 72 20 62 79 74 65 73 20 70 65 72 20	32.there.will.be.four.bytes.per.
15daa0	63 68 61 72 61 63 74 65 72 2e 0a 3c 62 72 3e 3c 62 72 3e 3c 62 3e 3c 73 6d 61 6c 6c 3e 45 78 61	character..<br><br><b><small>Exa
15dac0	6d 70 6c 65 3c 2f 73 6d 61 6c 6c 3e 3c 2f 62 3e 3c 62 72 3e 3c 62 72 3e 3c 63 6f 64 65 3e 23 64	mple</small></b><br><br><code>#d
15dae0	65 66 69 6e 65 26 6e 62 73 70 3b 4d 53 47 5f 4c 45 4e 26 6e 62 73 70 3b 38 3c 62 72 3e 3c 62 72	efine&nbsp;MSG_LEN&nbsp;8<br><br
15db00	3e 69 6e 74 26 6e 62 73 70 3b 69 3b 3c 62 72 3e 63 68 61 72 26 6e 62 73 70 3b 2a 73 74 72 3b 3c	>int&nbsp;i;<br>char&nbsp;*str;<
15db20	62 72 3e 63 68 61 72 26 6e 62 73 70 3b 64 61 74 61 5b 4d 53 47 5f 4c 45 4e 5d 3b 3c 62 72 3e 3c	br>char&nbsp;data[MSG_LEN];<br><
15db40	62 72 3e 73 74 72 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 22 48 65 6c 6c 6f 26 6e 62 73 70 3b 77	br>str&nbsp;=&nbsp;"Hello&nbsp;w
15db60	6f 72 6c 64 21 22 3b 3c 62 72 3e 3c 62 72 3e 67 70 69 6f 57 61 76 65 41 64 64 53 65 72 69 61 6c	orld!";<br><br>gpioWaveAddSerial
15db80	28 34 2c 26 6e 62 73 70 3b 39 36 30 30 2c 26 6e 62 73 70 3b 38 2c 26 6e 62 73 70 3b 32 2c 26 6e	(4,&nbsp;9600,&nbsp;8,&nbsp;2,&n
15dba0	62 73 70 3b 30 2c 26 6e 62 73 70 3b 73 74 72 6c 65 6e 28 73 74 72 29 2c 26 6e 62 73 70 3b 73 74	bsp;0,&nbsp;strlen(str),&nbsp;st
15dbc0	72 29 3b 3c 62 72 3e 3c 62 72 3e 66 6f 72 26 6e 62 73 70 3b 28 69 3d 30 3b 26 6e 62 73 70 3b 69	r);<br><br>for&nbsp;(i=0;&nbsp;i
15dbe0	26 6c 74 3b 4d 53 47 5f 4c 45 4e 3b 26 6e 62 73 70 3b 69 2b 2b 29 26 6e 62 73 70 3b 64 61 74 61	&lt;MSG_LEN;&nbsp;i++)&nbsp;data
15dc00	5b 69 5d 26 6e 62 73 70 3b 3d 26 6e 62 73 70 3b 69 3b 3c 62 72 3e 3c 62 72 3e 2f 2f 26 6e 62 73	[i]&nbsp;=&nbsp;i;<br><br>//&nbs
15dc20	70 3b 44 61 74 61 26 6e 62 73 70 3b 61 64 64 65 64 26 6e 62 73 70 3b 69 73 26 6e 62 73 70 3b 6f	p;Data&nbsp;added&nbsp;is&nbsp;o
15dc40	66 66 73 65 74 26 6e 62 73 70 3b 31 26 6e 62 73 70 3b 73 65 63 6f 6e 64 26 6e 62 73 70 3b 66 72	ffset&nbsp;1&nbsp;second&nbsp;fr
15dc60	6f 6d 26 6e 62 73 70 3b 74 68 65 26 6e 62 73 70 3b 77 61 76 65 66 6f 72 6d 26 6e 62 73 70 3b 73	om&nbsp;the&nbsp;waveform&nbsp;s
15dc80	74 61 72 74 2e 3c 62 72 3e 67 70 69 6f 57 61 76 65 41 64 64 53 65 72 69 61 6c 28 34 2c 26 6e 62	tart.<br>gpioWaveAddSerial(4,&nb
15dca0	73 70 3b 39 36 30 30 2c 26 6e 62 73 70 3b 38 2c 26 6e 62 73 70 3b 32 2c 26 6e 62 73 70 3b 31 30	sp;9600,&nbsp;8,&nbsp;2,&nbsp;10
15dcc0	30 30 30 30 30 2c 26 6e 62 73 70 3b 4d 53 47 5f 4c 45 4e 2c 26 6e 62 73 70 3b 64 61 74 61 29 3b	00000,&nbsp;MSG_LEN,&nbsp;data);
15dce0	3c 62 72 3e 3c 2f 63 6f 64 65 3e 3c 68 33 3e 3c 61 20 6e 61 6d 65 3d 22 67 70 69 6f 57 61 76 65	<br></code><h3><a.name="gpioWave
15dd00	43 72 65 61 74 65 22 3e 3c 2f 61 3e 3c 61 20 68 72 65 66 3d 22 23 69 6e 74 22 3e 3c 73 6d 61 6c	Create"></a><a.href="#int"><smal
15dd20	6c 3e 69 6e 74 3c 2f 73 6d 61 6c 6c 3e 3c 2f 61 3e 20 67 70 69 6f 57 61 76 65 43 72 65 61 74 65	l>int</small></a>.gpioWaveCreate
15dd40	3c 73 6d 61 6c 6c 3e 28 76 6f 69 64 29 3c 2f 73 6d 61 6c 6c 3e 3c 2f 68 33 3e 0a 54 68 69 73 20	<small>(void)</small></h3>.This.
15dd60	66 75 6e 63 74 69 6f 6e 20 63 72 65 61 74 65 73 20 61 20 77 61 76 65 66 6f 72 6d 20 66 72 6f 6d	function.creates.a.waveform.from
15dd80	20 74 68 65 20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 70 72 69 6f 72 0a	.the.data.provided.by.the.prior.
15dda0	63 61 6c 6c 73 20 74 6f 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 41	calls.to.the.<a.href="#gpioWaveA
15ddc0	64 64 2a 22 3e 67 70 69 6f 57 61 76 65 41 64 64 2a 3c 2f 61 3e 20 66 75 6e 63 74 69 6f 6e 73 2e	dd*">gpioWaveAdd*</a>.functions.
15dde0	20 20 55 70 6f 6e 20 73 75 63 63 65 73 73 20 61 20 77 61 76 65 20 69 64 0a 67 72 65 61 74 65 72	..Upon.success.a.wave.id.greater
15de00	20 74 68 61 6e 20 6f 72 20 65 71 75 61 6c 20 74 6f 20 30 20 69 73 20 72 65 74 75 72 6e 65 64 2c	.than.or.equal.to.0.is.returned,
15de20	20 6f 74 68 65 72 77 69 73 65 20 50 49 5f 45 4d 50 54 59 5f 57 41 56 45 46 4f 52 4d 2c 0a 50 49	.otherwise.PI_EMPTY_WAVEFORM,.PI
15de40	5f 54 4f 4f 5f 4d 41 4e 59 5f 43 42 53 2c 20 50 49 5f 54 4f 4f 5f 4d 41 4e 59 5f 4f 4f 4c 2c 20	_TOO_MANY_CBS,.PI_TOO_MANY_OOL,.
15de60	6f 72 20 50 49 5f 4e 4f 5f 57 41 56 45 46 4f 52 4d 5f 49 44 2e 0a 3c 62 72 3e 3c 62 72 3e 54 68	or.PI_NO_WAVEFORM_ID..<br><br>Th
15de80	65 20 64 61 74 61 20 70 72 6f 76 69 64 65 64 20 62 79 20 74 68 65 20 3c 61 20 68 72 65 66 3d 22	e.data.provided.by.the.<a.href="
15dea0	23 67 70 69 6f 57 61 76 65 41 64 64 2a 22 3e 67 70 69 6f 57 61 76 65 41 64 64 2a 3c 2f 61 3e 20	#gpioWaveAdd*">gpioWaveAdd*</a>.
15dec0	66 75 6e 63 74 69 6f 6e 73 20 69 73 20 63 6f 6e 73 75 6d 65 64 20 62 79 20 74 68 69 73 0a 66 75	functions.is.consumed.by.this.fu
15dee0	6e 63 74 69 6f 6e 2e 0a 3c 62 72 3e 3c 62 72 3e 41 73 20 6d 61 6e 79 20 77 61 76 65 66 6f 72 6d	nction..<br><br>As.many.waveform
15df00	73 20 6d 61 79 20 62 65 20 63 72 65 61 74 65 64 20 61 73 20 74 68 65 72 65 20 69 73 20 73 70 61	s.may.be.created.as.there.is.spa
15df20	63 65 20 61 76 61 69 6c 61 62 6c 65 2e 20 20 54 68 65 0a 77 61 76 65 20 69 64 20 69 73 20 70 61	ce.available...The.wave.id.is.pa
15df40	73 73 65 64 20 74 6f 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64	ssed.to.<a.href="#gpioWaveTxSend
15df60	22 3e 67 70 69 6f 57 61 76 65 54 78 53 65 6e 64 3c 2f 61 3e 20 74 6f 20 73 70 65 63 69 66 79 20	">gpioWaveTxSend</a>.to.specify.
15df80	74 68 65 20 77 61 76 65 66 6f 72 6d 20 74 6f 20 74 72 61 6e 73 6d 69 74 2e 0a 3c 62 72 3e 3c 62	the.waveform.to.transmit..<br><b
15dfa0	72 3e 4e 6f 72 6d 61 6c 20 75 73 61 67 65 20 77 6f 75 6c 64 20 62 65 0a 3c 62 72 3e 3c 62 72 3e	r>Normal.usage.would.be.<br><br>
15dfc0	53 74 65 70 20 31 2e 20 3c 61 20 68 72 65 66 3d 22 23 67 70 69 6f 57 61 76 65 43 6c 65 61 72 22	Step.1..<a.href="#gpioWaveClear"
15dfe0	3e 67 70 69 6f 57 61 76 65 43 6c 65 61 72 3c 2f 61 3e 20 74 6f 20 63 6c 65 61 72 20 61 6c 6c 20	>gpioWaveClear</a>.to.clear.all.