diff options
Diffstat (limited to 'Windows/spice/examples/digital/adder_Xspice.cir')
-rw-r--r-- | Windows/spice/examples/digital/adder_Xspice.cir | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/Windows/spice/examples/digital/adder_Xspice.cir b/Windows/spice/examples/digital/adder_Xspice.cir deleted file mode 100644 index e367d964..00000000 --- a/Windows/spice/examples/digital/adder_Xspice.cir +++ /dev/null @@ -1,84 +0,0 @@ - ADDER - 4 BIT ALL-NAND-GATE BINARY ADDER - -*** SUBCIRCUIT DEFINITIONS -.SUBCKT NAND in1 in2 out -* NODES: INPUT(2), OUTPUT -a6 [in1 in2] out nand1 -.ENDS NAND - -.model nand1 d_nand(rise_delay = 0.7e-9 fall_delay = 0.7e-9 -+ input_load = 0.5e-12) - -.SUBCKT ONEBIT 1 2 3 4 5 -* NODES: INPUT(2), CARRY-IN, OUTPUT, CARRY-OUT -X1 1 2 7 NAND -X2 1 7 8 NAND -X3 2 7 9 NAND -X4 8 9 10 NAND -X5 3 10 11 NAND -X6 3 11 12 NAND -X7 10 11 13 NAND -X8 12 13 4 NAND -X9 11 7 5 NAND -.ENDS ONEBIT - -.SUBCKT TWOBIT 1 2 3 4 5 6 7 8 -* NODES: INPUT - BIT0(2) / BIT1(2), OUTPUT - BIT0 / BIT1, -* CARRY-IN, CARRY-OUT -X1 1 2 7 5 10 ONEBIT -X2 3 4 10 6 8 ONEBIT -.ENDS TWOBIT - -.SUBCKT FOURBIT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 -* NODES: INPUT - BIT0(2) / BIT1(2) / BIT2(2) / BIT3(2), -* OUTPUT - BIT0 / BIT1 / BIT2 / BIT3, CARRY-IN, CARRY-OUT -X1 1 2 3 4 9 10 13 16 TWOBIT -X2 5 6 7 8 11 12 16 14 TWOBIT -.ENDS FOURBIT - - -*** ALL INPUTS (analog) -VIN1A a1 0 DC 0 PULSE(0 3 0 0.5NS 0.5NS 20NS 50NS) -VIN1B a2 0 DC 0 PULSE(0 3 0 0.5NS 0.5NS 30NS 100NS) -VIN2A a3 0 DC 0 PULSE(0 3 0 0.5NS 0.5NS 50NS 200NS) -VIN2B a4 0 DC 0 PULSE(0 3 0 0.5NS 0.5NS 90NS 400NS) -VIN3A a5 0 DC 0 PULSE(0 3 0 0.5NS 0.5NS 170NS 800NS) -VIN3B a6 0 DC 0 PULSE(0 3 0 0.5NS 0.5NS 330NS 1600NS) -VIN4A a7 0 DC 0 PULSE(0 3 0 0.5NS 0.5NS 650NS 3200NS) -VIN4B a8 0 DC 0 PULSE(0 3 0 0.5NS 0.5NS 1290NS 6400NS) - -*** analog to digital -abridge2 [a1 a2 a3 a4 a5 a6 a7 a8] [1 2 3 4 5 6 7 8] adc_buff -.model adc_buff adc_bridge(in_low = 1 in_high = 2) - -*** digital 0 -V0 a0 0 0 -abridge0 [a0] [d0] adc_buff - -*** DEFINE NOMINAL CIRCUIT -X1 1 2 3 4 5 6 7 8 s0 s1 s2 s3 d0 c3 FOURBIT - -*.TRAN 500p 6400NS -* save inputs -*.save V(a1) V(a2) V(a3) V(a4) V(a5) V(a6) V(a7) V(a8) - -*.save v(1) - - -.control -*save v(1) -TRAN 500p 6400NS -rusage -display -edisplay -* save data to input directory -cd $inputdir -eprvcd 1 2 3 4 5 6 7 8 s0 s1 s2 s3 c3 > adder_x.vcd -* plotting the vcd file (e.g. with GTKWave) -* For Windows: returns control to ngspice -shell start gtkwave adder_x.vcd --script nggtk.tcl -* Others -*shell gtkwave adder_x.vcd --script nggtk.tcl & -.endc - -.END |