?? sub4test.sch
字號:
DSCH 2.0c
VERSION 03/11/99 20:52:20
BB(-10,-115,130,-20)
SYM #Sub4
BB(40,-70,70,-20)
TITLE 50 -60 #Sub4
MODEL 6000
PROP
REC(45,-65,20,40,r)
VIS 5
PIN(40,-30,0.000,0.000)X0
PIN(40,-60,0.000,0.000)X3
PIN(40,-50,0.000,0.000)X2
PIN(40,-40,0.000,0.000)X1
PIN(70,-30,1.000,0.000)LSB0
PIN(70,-60,1.000,0.000)LSB3
PIN(70,-50,1.000,0.000)LSB2
PIN(70,-40,1.000,0.000)LSB1
LIG(40,-30,45,-30)
LIG(40,-60,45,-60)
LIG(40,-50,45,-50)
LIG(40,-40,45,-40)
LIG(65,-30,70,-30)
LIG(65,-60,70,-60)
LIG(65,-50,70,-50)
LIG(65,-40,70,-40)
LIG(45,-65,45,-25)
LIG(45,-65,65,-65)
LIG(65,-65,65,-25)
LIG(65,-25,45,-25)
VLG module fadd( C,B,A,Sum,Carry);
VLG input C,B,A;
VLG output Sum,Carry;
VLG wire w1,w2,w3,w4;
VLG xor xor21(Sum,w1,C);
VLG xor xor22(w1,A,B);
VLG nand nand21(w4,B,A);
VLG nand nand22(w3,B,C);
VLG nand nand23(w2,A,C);
VLG nand nand31(Carry,w4,w3,w2);
VLG endmodule
VLG
VLG module Sub4( X0,X3,X2,X1,LSB0,LSB3,LSB2,LSB1);
VLG input X0,X3,X2,X1;
VLG output LSB0,LSB3,LSB2,LSB1;
VLG wire w1,w2,w3,w4,w5,w6,w7,w8;
VLG wire w9,w10,w11,w12,w13,w14,w15,w16;
VLG wire w17,w18,w19,w20,w21,w22,w23,w24;
VLG not not11(w8,vdd);
VLG not not12(w4,vdd);
VLG not not13(w1,vss);
VLG not not14(w7,vss);
VLG fadd fadd1( w2,w8,X1,LSB1,w6);
VLG fadd fadd2( w6,w7,X2,LSB2,w3);
VLG fadd fadd3( w3,w4,X3,LSB3,w5);
VLG fadd fadd4( vdd,w1,X0,LSB0,w2);
VLG endmodule
FSYM
SYM #X
BB(-10,-65,40,-25)
TITLE -10 -31 #kbd
MODEL 85
PROP
REC(-10,-65,40,40,r)
VIS 3
PIN(40,-30,0.000,0.000)X0
PIN(40,-40,0.000,0.000)X1
PIN(40,-50,0.000,0.000)X2
PIN(40,-60,0.000,0.000)X3
LIG(-10,-25,30,-25)
LIG(-10,-65,-10,-25)
LIG(-10,-65,30,-65)
LIG(30,-65,30,-25)
LIG(-10,-45,30,-45)
LIG(10,-65,10,-25)
LIG(0,-25,0,-65)
LIG(-10,-55,30,-55)
LIG(20,-65,20,-25)
LIG(-10,-35,30,-35)
LIG(30,-30,40,-30)
LIG(40,-40,30,-40)
LIG(30,-50,40,-50)
LIG(40,-60,30,-60)
LIG(-6,-27,-6,-33)
LIG(-6,-33,-4,-33)
LIG(-4,-33,-4,-27)
LIG(-4,-27,-6,-27)
LIG(6,-27,6,-33)
LIG(14,-33,16,-33)
LIG(16,-33,16,-31)
LIG(16,-31,14,-31)
LIG(14,-31,14,-27)
LIG(14,-27,16,-27)
LIG(24,-27,26,-27)
LIG(26,-33,24,-33)
LIG(26,-33,26,-27)
LIG(24,-31,26,-31)
LIG(-6,-43,-6,-39)
LIG(-6,-39,-4,-39)
LIG(-4,-43,-4,-37)
LIG(6,-43,4,-43)
LIG(4,-43,4,-41)
LIG(4,-41,6,-41)
LIG(6,-41,6,-37)
LIG(6,-37,4,-37)
LIG(14,-43,14,-37)
LIG(14,-37,16,-37)
LIG(16,-37,16,-41)
LIG(16,-41,14,-41)
LIG(24,-43,26,-43)
LIG(26,-43,26,-37)
LIG(-6,-47,-6,-53)
LIG(-6,-53,-4,-53)
LIG(-4,-53,-4,-47)
LIG(-4,-47,-6,-47)
LIG(-6,-51,-4,-51)
LIG(4,-53,4,-49)
LIG(4,-49,6,-49)
LIG(4,-53,6,-53)
LIG(6,-53,6,-47)
LIG(14,-53,16,-53)
LIG(16,-53,16,-47)
LIG(16,-47,14,-47)
LIG(14,-47,14,-51)
LIG(14,-51,16,-51)
LIG(24,-53,24,-47)
LIG(24,-47,26,-47)
LIG(26,-47,26,-49)
LIG(26,-49,24,-49)
LIG(-4,-61,-6,-61)
LIG(-6,-61,-6,-57)
LIG(-6,-57,-4,-57)
LIG(4,-59,4,-57)
LIG(4,-57,6,-57)
LIG(6,-57,6,-63)
LIG(4,-59,6,-59)
LIG(16,-57,14,-57)
LIG(14,-57,14,-63)
LIG(14,-63,16,-63)
LIG(14,-61,16,-61)
LIG(24,-57,24,-63)
LIG(24,-63,26,-63)
LIG(24,-59,26,-59)
FSYM
SYM #RES
BB(85,-110,110,-70)
TITLE 85 -90 #digit
MODEL 89
PROP
REC(90,-100,15,21,r)
VIS 2
PIN(90,-70,0.000,0.000)RES3
PIN(95,-70,0.000,0.000)RES2
PIN(100,-70,0.000,0.000)RES1
PIN(105,-70,0.000,0.000)RES0
PIN(105,-110,0.000,0.000)K
LIG(105,-110,105,-109)
LIG(105,-107,105,-107)
LIG(85,-105,85,-75)
LIG(110,-105,85,-105)
LIG(110,-75,110,-105)
LIG(85,-75,110,-75)
LIG(90,-75,90,-70)
LIG(95,-75,95,-70)
LIG(100,-75,100,-70)
LIG(105,-75,105,-70)
FSYM
SYM #vss
BB(120,-113,130,-105)
TITLE 124 -108 #vss
MODEL 0
PROP
REC(120,-115,0,0,b)
VIS 0
PIN(125,-115,0.000,0.000)vss
LIG(125,-115,125,-110)
LIG(120,-110,130,-110)
LIG(120,-107,122,-110)
LIG(122,-107,124,-110)
LIG(124,-107,126,-110)
LIG(126,-107,128,-110)
FSYM
LIG(105,-110,105,-115)
LIG(105,-115,125,-115)
LIG(70,-60,90,-60)
LIG(90,-60,90,-70)
LIG(70,-50,95,-50)
LIG(95,-50,95,-70)
LIG(70,-40,100,-40)
LIG(100,-40,100,-70)
LIG(70,-30,105,-30)
LIG(105,-30,105,-70)
FFIG C:\Dsch 2.0\Manual\Sub4Test.sch
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