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Added examples/ top-level directory

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This commit is contained in:
Clifford Wolf 2015-10-13 15:40:21 +02:00
parent f13e387321
commit f42218682d
17 changed files with 7 additions and 4 deletions
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examples/cmos/cmos_cells.sp Normal file
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.SUBCKT BUF A Y
X1 A B NOT
X2 B Y NOT
.ENDS NOT
.SUBCKT NOT A Y
M1 Y A Vdd Vdd cmosp L=1u W=10u
M2 Y A Vss Vss cmosn L=1u W=10u
.ENDS NOT
.SUBCKT NAND A B Y
M1 Y A Vdd Vdd cmosp L=1u W=10u
M2 Y B Vdd Vdd cmosp L=1u W=10u
M3 Y A M34 Vss cmosn L=1u W=10u
M4 M34 B Vss Vss cmosn L=1u W=10u
.ENDS NAND
.SUBCKT NOR A B Y
M1 Y A M12 Vdd cmosp L=1u W=10u
M2 M12 B Vdd Vdd cmosp L=1u W=10u
M3 Y A Vss Vss cmosn L=1u W=10u
M4 Y B Vss Vss cmosn L=1u W=10u
.ENDS NOR
.SUBCKT DLATCH E D Q
X1 D E S NAND
X2 nD E R NAND
X3 S nQ Q NAND
X4 Q R nQ NAND
X5 D nD NOT
.ENDS DLATCH
.SUBCKT DFF C D Q
X1 nC D t DLATCH
X2 C t Q DLATCH
X3 C nC NOT
.ENDS DFF