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.subckt inv b a wdn=1u k=2.5
6 M% j" P6 `( p! k0 y6 B' q2 w* wmp0 b a vdd! vdd! p_18 w="wdn*k" l=len
3 b; E* A2 U2 `/ qmn0 b a gnd! gnd! n_18 w=wdn l=len& p4 I" o9 O# W. P
.ends
# i2 o9 m- F% u+ z! ^
! `& i7 X; @* a8 _6 u, ^' a F.subckt and3 a b c g wdn=1u k=2.5 - W9 _. {1 R) @8 l4 B
mp0 d a vdd! vdd! p_18 w="wdn*k" l=len: d+ `- U: g4 [# ~
mp1 d b vdd! vdd! p_18 w="wdn*k" l=len7 ]8 J& T. t( m' W) J
mp2 d c vdd! vdd! p_18 w="wdn*k" l=len
1 u0 I9 f, ~: d- _( Gmn0 d a e gnd! n_18 w="wdn*3" l=len! G3 x$ T5 f% r( m+ r7 |9 p1 d
mn1 e b f gnd! n_18 w="wdn*3" l=len
0 B! b4 T- J8 b( g+ Z# wmn2 f c gnd! gnd! n_18 w="wdn*3" l=len
6 H. N X( F w5 O& yxinv d g inv5 r+ ^8 [6 n* e
.ends " Z! D$ ~5 [6 Q& I4 Q8 S
% L5 `! c/ L5 X- j
.subckt and2 a b f wdn=1u k=2.5
3 Z* f7 l; H: s9 o, e: L% q& [" jmp0 d a vdd! vdd! p_18 w="wdn*k" l=len
. H1 [# p/ o' R& @. @4 k9 K# Q% Amp1 d b vdd! vdd! p_18 w="wdn*k" l=len4 R3 ?& a5 X, g6 g! H3 O" @0 H
mn0 d a e gnd! n_18 w="wdn*2" l=len
% _ P! |( y5 G' c; Omn1 e b gnd! gnd! n_18 w="wdn*2" l=len1 Q3 C; Z3 q' A7 S; H( t' u& [) D
xinv d f inv
! |. y0 b# [: b- q/ l.ends& J3 F4 L2 P1 }% @, R# l
, |! r. ?3 Q+ m
.subckt or2 a b f wdn=1u k=2.5
. V# F3 @* j5 l3 ?3 `8 O' i7 \mp0 e a vdd! vdd! p_18 w="wdn*k*2" l=len
9 s: o0 X" u+ }6 s1 mmp1 d b e vdd! p_18 w="wdn*k*2" l=len
3 d$ s6 Z( G9 Z- p* x/ x" emn0 d a gnd! gnd! n_18 w=wdn l=len0 h+ F" t2 h1 _' n2 N& X8 n+ r
mn1 d b gnd! gnd! n_18 w=wdn l=len- c. K6 f N' P3 p) d
xinv d f inv
% Y( A) M3 W, o5 D4 \.ends2 |9 b! [+ w8 h
, ~) S0 p4 k+ J1 P% u+ T9 X
.subckt or3 a b c g wdn=1u k=2.5 5 U0 I {6 i7 E
mp0 d a e vdd! p_18 w="wdn*k*3" l=len
. o5 h( _4 i( ~- d! dmp1 e b f vdd! p_18 w="wdn*k*3" l=len* }, Y% c( @% h/ @; H1 t
mp2 f c vdd! vdd! p_18 w="wdn*k*3" l=len
, i, M5 P4 h7 Y( n7 N. V; U P, cmn0 d a gnd! gnd! n_18 w=wdn l=len! T- q1 X9 T+ {* ^5 s( K$ }0 ?" X1 b
mn1 d b gnd! gnd! n_18 w=wdn l=len e. S5 ?6 o5 P
mn2 d c gnd! gnd! n_18 w=wdn l=len: X' b4 D+ d" Z& R: D, S
xinv d g inv- p% G2 l2 A: A& l) ~8 c5 b
.ends
[; n8 I" s7 t& i) k, _6 N. u6 a9 P) U$ W% t
.subckt buffer b a wdn=1u k=2.5 kb=1& Q ~# l$ [" g6 }/ Q% v
mp0 b a vdd! vdd! p_18 w="wdn*k*kb" l=len
; @; j* b6 _. T* Imn0 b a gnd! gnd! n_18 w=wdn l=len7 L5 ]# X! Y% n- X# F6 Z6 g
.ends
9 L4 V/ j2 v- v6 I4 C) E3 }: J6 ~8 l% C* E" Q* N% m( Q0 ^: W
xt1 b0 b1 b2 t1 or3
4 e0 o/ ^ o1 w% O* Rxt2 b1 b2 t2 or26 w) T! ~! N" T ^1 v9 d/ g/ V
xinv b1 b1b inv
1 S- ]4 [4 A& r+ W+ q- I" mxt33 b0 b1b b2 t33 and3/ K$ t0 W. S: j: x+ J
xt3 b2 t33 t3 or2
+ k4 E# d* }. G0 `; Fxt4b b2 t4b buffer kb=31 S$ ^4 E) @5 R. ^! J
xt4 t4b t4 buffer kb=96 d4 y/ L, `7 ]9 C
xor5 b0 b1 tor5 or2
9 l4 i; r" F% \% j) txt5 tor5 b2 t5 and2
2 ?# o7 M1 @3 B# ]; ?! qxt6 b1 b2 t6 and2
; w5 M2 L5 r2 D+ X9 wxt7 b0 b1 b2 t7 and3/ y" @9 Y' R! B5 Z4 `0 t" E4 N5 d
vdd vdd! gnd! 3.3/ f* H9 n; C0 o9 ]# H
vb0 b0 gnd! PULSE 3.3 0 0 0.5n 0.5n 4.5n 10n
$ d) l6 D' K/ ~! F% tvb1 b1 gnd! PULSE 3.3 0 0 0.5n 0.5n 9.5n 20n
P% S, P. x# mvb2 b2 gnd! PULSE 3.3 0 0 0.5n 0.5n 19.5n 40n3 }$ t0 O r" E$ m, Y+ @9 M
.tran 0.1n 200n
" d1 M6 }4 ~& C& d% ]* P* U; vCL1 t1 gnd! 5p
) P+ `- T" [0 D3 V% r8 n2 a o+ gCL2 t2 gnd! 5p( g# p9 A1 R G
CL3 t3 gnd! 5p
: U0 i$ W5 C1 g+ y9 n7 ^CL4 t4 gnd! 5p" X P0 V# @, Q7 E
CL5 t5 gnd! 5p; r: K7 E- X# c" M/ B; d2 v
CL6 t6 gnd! 5p/ ^+ K' J: u* X6 ] w u0 _, k7 S
CL7 t7 gnd! 5p
: l5 y3 F. B, q" y: \.end5 f8 B9 X; N& {7 t/ r* w
8 |. }" Q. P. y% k
**error** no dc path to ground from node 0:t1 defined in subckt 0
% _' \/ F, g8 u$ N( `# n* B1 i/ W / @/ e% N6 O0 V
! m9 Y3 u9 r+ T5 k* g請問要怎麼解決這個問題 |
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