diff options
Diffstat (limited to 'Windows/spice/examples/digital/adder_bip.cir')
| -rw-r--r-- | Windows/spice/examples/digital/adder_bip.cir | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/Windows/spice/examples/digital/adder_bip.cir b/Windows/spice/examples/digital/adder_bip.cir deleted file mode 100644 index fc316220..00000000 --- a/Windows/spice/examples/digital/adder_bip.cir +++ /dev/null @@ -1,88 +0,0 @@ - ADDER - 4 BIT ALL-NAND-GATE BINARY ADDER - -*** SUBCIRCUIT DEFINITIONS -.SUBCKT NAND 1 2 3 4 -* NODES: INPUT(2), OUTPUT, VCC -Q1 9 5 1 QMOD -D1CLAMP 0 1 DMOD -Q2 9 5 2 QMOD -D2CLAMP 0 2 DMOD -RB 4 5 4K -R1 4 6 1.6K -Q3 6 9 8 QMOD -R2 8 0 1K -RC 4 7 130 -Q4 7 6 10 QMOD -DVBEDROP 10 3 DMOD -Q5 3 8 0 QMOD -.ENDS NAND - -.SUBCKT ONEBIT 1 2 3 4 5 6 -* NODES: INPUT(2), CARRY-IN, OUTPUT, CARRY-OUT, VCC -X1 1 2 7 6 NAND -X2 1 7 8 6 NAND -X3 2 7 9 6 NAND -X4 8 9 10 6 NAND -X5 3 10 11 6 NAND -X6 3 11 12 6 NAND -X7 10 11 13 6 NAND -X8 12 13 4 6 NAND -X9 11 7 5 6 NAND -.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 - -*** DEFINE NOMINAL CIRCUIT -.MODEL DMOD D -.MODEL QMOD NPN(BF=75 RB=100 CJE=1PF CJC=3PF) -VCC 99 0 DC 5V -VIN1A 1 0 PULSE(0 3 0 10NS 10NS 10NS 50NS) -VIN1B 2 0 PULSE(0 3 0 10NS 10NS 20NS 100NS) -VIN2A 3 0 PULSE(0 3 0 10NS 10NS 40NS 200NS) -VIN2B 4 0 PULSE(0 3 0 10NS 10NS 80NS 400NS) -VIN3A 5 0 PULSE(0 3 0 10NS 10NS 160NS 800NS) -VIN3B 6 0 PULSE(0 3 0 10NS 10NS 320NS 1600NS) -VIN4A 7 0 PULSE(0 3 0 10NS 10NS 640NS 3200NS) -VIN4B 8 0 PULSE(0 3 0 10NS 10NS 1280NS 6400NS) -X1 1 2 3 4 5 6 7 8 9 10 11 12 0 13 99 FOURBIT -RBIT0 9 0 1K -RBIT1 10 0 1K -RBIT2 11 0 1K -RBIT3 12 0 1K -RCOUT 13 0 1K - -*** (FOR THOSE WITH MONEY (AND MEMORY) TO BURN) -.option noinit acct -.TRAN 1NS 6400NS -*.save VIN1A VIN1B VIN2A VIN2B VIN3A VIN3B VIN4A VIN4B -* save inputs -.save V(1) V(2) V(3) V(4) V(5) V(6) V(7) V(8) -* save outputs -.save V(9) V(10) V(11) V(12) V(13) -*.options savecurrents -*.save alli - -.control -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 - - |