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authorClifford Wolf <clifford@clifford.at>2013-09-14 11:23:45 +0200
committerClifford Wolf <clifford@clifford.at>2013-09-14 11:23:45 +0200
commitbbe5aa446b413c6298a4b0b13f6fabcd6c984cb6 (patch)
tree1553bf01f0c804ae86f887a0304e70395f15052c /techlibs/cmos/cmos_cells.v
parent70476e24314454d1cc95a4cba24a3c5efce64d64 (diff)
Added spice backend
Diffstat (limited to 'techlibs/cmos/cmos_cells.v')
-rw-r--r--techlibs/cmos/cmos_cells.v23
1 files changed, 23 insertions, 0 deletions
diff --git a/techlibs/cmos/cmos_cells.v b/techlibs/cmos/cmos_cells.v
new file mode 100644
index 00000000..802f5871
--- /dev/null
+++ b/techlibs/cmos/cmos_cells.v
@@ -0,0 +1,23 @@
+
+module NOT(A, Y);
+input A;
+output Y = ~A;
+endmodule
+
+module NAND(A, B, Y);
+input A, B;
+output Y = ~(A & B);
+endmodule
+
+module NOR(A, B, Y);
+input A, B;
+output Y = ~(A | B);
+endmodule
+
+module DFF(C, D, Q);
+input C, D;
+output reg Q;
+always @(posedge C)
+ Q <= D;
+endmodule
+