diff options
Diffstat (limited to 'Windows/spice/examples/digital/adder_behav.cir')
-rw-r--r-- | Windows/spice/examples/digital/adder_behav.cir | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/Windows/spice/examples/digital/adder_behav.cir b/Windows/spice/examples/digital/adder_behav.cir deleted file mode 100644 index 945c88e7..00000000 --- a/Windows/spice/examples/digital/adder_behav.cir +++ /dev/null @@ -1,69 +0,0 @@ - ADDER - 4 BIT ALL-74HC00-GATE BINARY ADDER - * behavioral gate description - -*** SUBCIRCUIT DEFINITIONS -.include 74HCng_short_2.lib -.param vcc=3 tripdt=6n - -.SUBCKT ONEBIT 1 2 3 4 5 6 -* NODES: INPUT(2), CARRY-IN, OUTPUT, CARRY-OUT, VCC -X1 1 2 7 6 0 74HC00 -X2 1 7 8 6 0 74HC00 -X3 2 7 9 6 0 74HC00 -X4 8 9 10 6 0 74HC00 -X5 3 10 11 6 0 74HC00 -X6 3 11 12 6 0 74HC00 -X7 10 11 13 6 0 74HC00 -X8 12 13 4 6 0 74HC00 -X9 11 7 5 6 0 74HC00 -.ENDS ONEBIT - -.SUBCKT TWOBIT 1 2 3 4 5 6 7 8 9 -* NODES: INPUT - BIT0(2) / BIT1(2), OUTPUT - BIT0 / BIT1, -* CARRY-IN, CARRY-OUT, VCC -X1 1 2 7 5 10 9 ONEBIT -X2 3 4 10 6 8 9 ONEBIT -.ENDS TWOBIT - -.SUBCKT FOURBIT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 -* NODES: INPUT - BIT0(2) / BIT1(2) / BIT2(2) / BIT3(2), -* OUTPUT - BIT0 / BIT1 / BIT2 / BIT3, CARRY-IN, CARRY-OUT, VCC -X1 1 2 3 4 9 10 13 16 15 TWOBIT -X2 5 6 7 8 11 12 16 14 15 TWOBIT -.ENDS FOURBIT - -*** POWER -VCC 99 0 DC 3.3V - -*** ALL INPUTS -VIN1A 1 0 DC 0 PULSE(0 3 0 5NS 5NS 20NS 50NS) -VIN1B 2 0 DC 0 PULSE(0 3 0 5NS 5NS 30NS 100NS) -VIN2A 3 0 DC 0 PULSE(0 3 0 5NS 5NS 50NS 200NS) -VIN2B 4 0 DC 0 PULSE(0 3 0 5NS 5NS 90NS 400NS) -VIN3A 5 0 DC 0 PULSE(0 3 0 5NS 5NS 170NS 800NS) -VIN3B 6 0 DC 0 PULSE(0 3 0 5NS 5NS 330NS 1600NS) -VIN4A 7 0 DC 0 PULSE(0 3 0 5NS 5NS 650NS 3200NS) -VIN4B 8 0 DC 0 PULSE(0 3 0 5NS 5NS 1290NS 6400NS) - -*** DEFINE NOMINAL CIRCUIT -X1 1 2 3 4 5 6 7 8 9 10 11 12 0 13 99 FOURBIT - -.option noinit acct -.TRAN 500p 6400NS -* save inputs -.save V(1) V(2) V(3) V(4) V(5) V(6) V(7) V(8) - -.control -pre_set strict_errorhandling -unset ngdebug -*save outputs and specials -save x1.x1.x1.7 V(9) V(10) V(11) V(12) V(13) -run -rusage -* plot the inputs, use offset to plot on top of each other -plot v(1) v(2)+4 v(3)+8 v(4)+12 v(5)+16 v(6)+20 v(7)+24 v(8)+28 -* plot the outputs, use offset to plot on top of each other -plot v(9) v(10)+4 v(11)+8 v(12)+12 v(13)+16 -.endc - -.END |