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.subckt inv b a wdn=1u k=2.5
$ f2 \1 N3 z3 }. e* Xmp0 b a vdd! vdd! p_18 w="wdn*k" l=len
( u; o. }9 R0 c4 \. Zmn0 b a gnd! gnd! n_18 w=wdn l=len9 U' [- i% d) q7 F; B6 R# I
.ends
& I& R: R2 i( n. e3 ~
" s) w6 A0 p" v3 x) T7 P% Y.subckt and3 a b c g wdn=1u k=2.5
8 b" g0 ~' _& C- Y6 A* ~8 G. } pmp0 d a vdd! vdd! p_18 w="wdn*k" l=len, I' b0 V z( m) s. z3 |3 J c7 z
mp1 d b vdd! vdd! p_18 w="wdn*k" l=len8 G" i3 y! ?+ R p# D3 s
mp2 d c vdd! vdd! p_18 w="wdn*k" l=len7 ^# n- h& s* s( l3 _1 P
mn0 d a e gnd! n_18 w="wdn*3" l=len6 o# F# c! n( C! g0 F2 p% f& }
mn1 e b f gnd! n_18 w="wdn*3" l=len
1 C* J% W; J6 zmn2 f c gnd! gnd! n_18 w="wdn*3" l=len/ m( D/ }; r X& U! I
xinv d g inv( o6 x4 ~5 I4 ~( f
.ends 6 M* y+ s/ K+ r" C$ z
: L5 P+ r0 u/ U0 M5 P& H.subckt and2 a b f wdn=1u k=2.56 J7 j8 h# o, Y+ {
mp0 d a vdd! vdd! p_18 w="wdn*k" l=len
' b+ `' J( o3 t+ Y2 M# ~mp1 d b vdd! vdd! p_18 w="wdn*k" l=len
, r; c. Z, E2 s1 `* a8 h6 z- `% U0 Hmn0 d a e gnd! n_18 w="wdn*2" l=len4 u) f( O j% ?; [0 {
mn1 e b gnd! gnd! n_18 w="wdn*2" l=len; N+ f/ u; [6 h: V; ?5 ?8 _
xinv d f inv
, W5 i$ W- L+ j.ends
5 W# j! @+ r* g, a- z% A( ~% R% i: t7 R/ `7 `$ k
.subckt or2 a b f wdn=1u k=2.5) D2 }6 ^* n9 P
mp0 e a vdd! vdd! p_18 w="wdn*k*2" l=len3 k- B0 N5 K& v% q) L: b3 }
mp1 d b e vdd! p_18 w="wdn*k*2" l=len
7 o' S! r* h b( Smn0 d a gnd! gnd! n_18 w=wdn l=len
0 l, v2 p' l$ wmn1 d b gnd! gnd! n_18 w=wdn l=len8 x% R/ H1 i9 }2 C) v
xinv d f inv
$ V( l3 `2 Z, W" \, `+ G" q.ends
: m; U) r4 X! B/ B9 C* K A# m' k) e7 Z6 x/ ~1 b- g t. J" |# W( E
.subckt or3 a b c g wdn=1u k=2.5
: w! R$ R3 A; R) ^1 \mp0 d a e vdd! p_18 w="wdn*k*3" l=len* R4 D, R3 W& J/ [ e# ~$ G
mp1 e b f vdd! p_18 w="wdn*k*3" l=len
+ O5 r( V# D* v& \) {mp2 f c vdd! vdd! p_18 w="wdn*k*3" l=len
- x6 m3 ~# x- {; ?mn0 d a gnd! gnd! n_18 w=wdn l=len
: V4 d7 X; v4 _mn1 d b gnd! gnd! n_18 w=wdn l=len
2 U% x& ]/ X; s* ]& P; \" J: |1 Qmn2 d c gnd! gnd! n_18 w=wdn l=len1 g9 J1 D: i4 K* `8 f
xinv d g inv1 x# S3 u2 y6 Q( J* R3 J8 a
.ends # `& g, R+ V5 F
I( W/ N; ~/ d4 I2 h5 S.subckt buffer b a wdn=1u k=2.5 kb=1
- m- Q" B( W3 a5 Q3 s6 }mp0 b a vdd! vdd! p_18 w="wdn*k*kb" l=len
$ o. D+ b8 k, S8 [4 C$ f" ]6 f% ?mn0 b a gnd! gnd! n_18 w=wdn l=len, @9 ^7 i6 s) r5 _ p
.ends+ V: N3 d5 M' r d! X& j
8 s" z0 k! J. h. a
xt1 b0 b1 b2 t1 or3/ v4 A4 g2 d" A7 r. T `) r
xt2 b1 b2 t2 or2
5 z. x; ~' L/ t7 Kxinv b1 b1b inv2 m- P) c, b7 v- @( i
xt33 b0 b1b b2 t33 and3
# C6 s: v3 o6 G m$ M" xxt3 b2 t33 t3 or24 K8 m6 g9 t3 H! v% y
xt4b b2 t4b buffer kb=3
, O' Y* T4 F. t! vxt4 t4b t4 buffer kb=9+ H. H. ^+ c+ S7 Y
xor5 b0 b1 tor5 or2: [( U' F( A9 b/ `) ]' @1 ], V2 D
xt5 tor5 b2 t5 and21 ^& _8 e# k4 t' V
xt6 b1 b2 t6 and2
& Z) U! o& j" s* rxt7 b0 b1 b2 t7 and3
. f* V2 ?% o8 d3 }. ~$ _vdd vdd! gnd! 3.3* z* z; C1 ] @; A! a. L
vb0 b0 gnd! PULSE 3.3 0 0 0.5n 0.5n 4.5n 10n, P3 z' d6 Y0 u' f( N
vb1 b1 gnd! PULSE 3.3 0 0 0.5n 0.5n 9.5n 20n
% U, x/ |9 j `. |$ _9 z# @5 Bvb2 b2 gnd! PULSE 3.3 0 0 0.5n 0.5n 19.5n 40n
# E2 i) |" \* d.tran 0.1n 200n
G7 g9 r- T- f# E6 s" e' ?2 m: v- JCL1 t1 gnd! 5p6 g% F v+ Y- T6 Q) j( N
CL2 t2 gnd! 5p+ V' ?& |! l) Q' r) e$ V# f! Q3 Y
CL3 t3 gnd! 5p( b7 `2 ?8 ^7 `' O" B+ U+ G' |* C
CL4 t4 gnd! 5p
! J' P) {! J. C i. r) HCL5 t5 gnd! 5p. Y' y' u, y8 K* ?4 {
CL6 t6 gnd! 5p
% r" }3 w8 d. r xCL7 t7 gnd! 5p
4 _; l( Y/ N# W a! B.end
" q# M w; f6 U4 n/ S, ]( \: E6 F) |3 q, ~" w9 e
**error** no dc path to ground from node 0:t1 defined in subckt 0
0 N- u$ l; M) X' c! V) c X7 J & o9 O6 x2 ?9 V
" u7 x) |8 P$ D0 e請問要怎麼解決這個問題 |
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