pex驗證後產生的netlist 模擬錯誤..

不辣魚

我想post出netlist模擬結果
7 T# P; J3 u# J. o1 d/ Q- W9 M2 z但是spice一直出錯,請問各位先進要如何修改

* File: CHIP.netlist
* Created: Sat Dec 27 19:25:36 2008
6 O# z3 S% T5 ^4 P2 z* Program "Calibre xRC"
* Version "v2004.2_5.19"
/ \- T$ o/ w- v9 P*
.include "CHIP.netlist.pex"
7 H9 c) ^4 i% J.subckt xor  gnd vdd vout vin2 vin1
' ?$ D% ]! X3 v9 r1 K! W, P/ E7 e.lib'mm0355v.l'tt
*
* vin1        vin1
7 {& o* Y2 b# V0 t* vin2        vin2
2 s& }* C# P, t( `1 ~) c5 l: l9 c* vout        vout
7 h. I9 O- Y, g7 ~* vdd        vdd
* gnd        gnd
mM0 N_1_M0_d N_vin2_M0_g N_gnd_M0_s N_gnd_M0_b NCH L=3.5e-07 W=7e-07
mM1 N_gnd_M1_d N_vin1_M1_g N_1_M1_s N_gnd_M0_b NCH L=3.5e-07 W=7e-07
: ^  U; K" Z8 U  R7 h& tmM2 25 N_vin1_M2_g N_gnd_M1_d N_gnd_M0_b NCH L=3.5e-07 W=7e-07
) A5 Z  N% D3 {# P" FmM3 N_vout_M3_d N_vin2_M3_g 25 N_gnd_M0_b NCH L=3.5e-07 W=7e-07
2 Q+ ?4 ^7 k5 {; i# |& l  bmM4 N_vout_M4_d N_1_M4_g N_gnd_M4_s N_gnd_M0_b NCH L=3.5e-07 W=7e-07
, b0 h0 m# S  v* LmM5 26 N_vin2_M5_g N_1_M5_s N_vdd_M5_b PCH L=3.5e-07 W=7e-07
mM6 N_vdd_M6_d N_vin1_M6_g 26 N_vdd_M5_b PCH L=3.5e-07 W=7e-07
mM7 27 N_vin1_M7_g N_vdd_M7_s N_vdd_M5_b PCH L=3.5e-07 W=7e-07
" G: G; S: q! b6 e0 L# Y; JmM8 N_vout_M8_d N_1_M8_g 27 N_vdd_M5_b PCH L=3.5e-07 W=7e-07
3 D# V. ^. n7 I6 S. m( HmM9 28 N_1_M9_g N_vout_M9_s N_vdd_M5_b PCH L=3.5e-07 W=7e-07
/ l& d& C9 M1 ^- zmM10 N_vdd_M10_d N_vin2_M10_g 28 N_vdd_M5_b PCH L=3.5e-07 W=7e-07
*
/ x4 a" N/ d7 _" k$ M.include "CHIP.netlist.xor.pxi"
*
.ends
) _, i) M. z& B( [/ g*
  b5 H7 w- Y' P3 j*
vdd vdd! gnd! dc 3.3v
* P" Y, R: ]# I! |x1 vin1 vin2 vout xor
; N/ Z% h2 Y% y. M1 x9 G, u# xv1 vin1 gnd! pwl(0,0v 100ns,0v 100.001ns,3.3v 200ns,3.3v 200.001ns,0v)
0 B2 R! H0 b" \/ q& \: mv2 vin2 gnd! pwl(0,0v 50ns,0v 50.001ns,3.3v 100ns,3.3v 100.001ns,0v 150ns,0v 150.001ns,3.3v 200ns,3.3v 200.001ns,0v)
, f; g8 z0 W1 a+ P4 r.tran 0.01ns 200ns
.op
.option post
.probe
8 c6 O# G, L+ q! ~; ?.end

9 X# ^( T1 m4 Q& A5 u$ M6 k
9 @! l+ j# m7 H% c  s錯誤
6 q8 s3 R3 I4 C  d4 G0 Z7 a
! c1 _+ J% g$ b2 ^**warning**  unknown analysis mode:   .. line ignored

.end
, n4 Y6 D5 ~* V* ~$ v$ v
# c! c/ q  x' p4 r+ W: `0 s+ _, T4 q **error**  x1               has    3 nodes
6 F6 \. \* l! r+ E* V' j           xor              has    5 nodes

n3e050

x1 vin1 vin2 vout xor
! C: F) B) _7 ?+ F3 @1 R這行應該改成
x1 gnd vdd vin1 vin2 vout xor
" h0 k! s& B' U; M這樣就可以跑了

不辣魚

謝謝大大回覆,不過我改了之後再run就出現下列的錯誤
請問要如何解決呢

**warning** both nodes of capacitor     3:c3               defined in subckt pm_xor%gnd      
             are connected together
( {; U! t8 c( N5 K* D
- H  n  x. q0 {0 ^+ g3 P **warning**  no dc path to ground from node        0:vout             defined in subckt 0               
small conductance is inserted by setting dcstep=1
, q. \2 d: n  s3 i" C3 @
7 b1 x5 B7 u" @3 k6 y) H8 r* F- y **warning**  no dc path to ground from node        1:n_vin1_m1_g      defined in subckt xor            
( v) X. k9 L' m: j, ksmall conductance is inserted by setting dcstep=1
/ G, q; N/ C. E. x
; s# G7 U2 D. s* H, H **warning**  no dc path to ground from node        1:n_vin1_m2_g      defined in subckt xor            
small conductance is inserted by setting dcstep=1
3 J" D3 Q' {5 g
**warning**  no dc path to ground from node        1:n_vin1_m6_g      defined in subckt xor            
small conductance is inserted by setting dcstep=1
5 X1 A4 x$ w7 H$ ~: x
**warning**  no dc path to ground from node        1:n_vin1_m7_g      defined in subckt xor            
small conductance is inserted by setting dcstep=1
) p' i' l2 [! i- a4 d6 z
& a! \, U0 I+ ?- q% |) Y4 R% a5 O **error**  no dc path to ground from node        7:1                defined in subckt pm_xor%vin1   
6 |2 R. S& N5 v! |6 j
**error**  no dc path to ground from node        7:6                defined in subckt pm_xor%vin1     
  t) K2 C$ [4 c; U5 r/ l
  O& ]' e2 y: z7 F8 F/ e **error**  no dc path to ground from node        7:7                defined in subckt pm_xor%vin1     
6 [* Z/ \) W" i1 o! L9 Q
**error**  no dc path to ground from node        7:10               defined in subckt pm_xor%vin1     
& b0 C1 m7 ?" X2 p# f, e
**error**  no dc path to ground from node        7:11               defined in subckt pm_xor%vin1     
- k& M/ x" l3 a& R% k& n! I* M3 W
5 U$ e( ~$ b# B2 V3 h) d: q **error**  no dc path to ground from node        7:12               defined in subckt pm_xor%vin1     

- n/ H8 U! n7 z/ K: y/ ~ **error**  no dc path to ground from node        7:13               defined in subckt pm_xor%vin1

不辣魚

**error**  no dc path to ground from node        7:17               defined in subckt pm_xor%vin1     

**error**  no dc path to ground from node        7:18               defined in subckt pm_xor%vin1     
2 J: p. G) m9 _/ |3 l' W) P
2 }4 M! N3 t, W- `9 ] **error**  no dc path to ground from node        7:19               defined in subckt pm_xor%vin1     

**error**  no dc path to ground from node        7:23               defined in subckt pm_xor%vin1     
+ o0 L* R; o7 C- w
**error**  no dc path to ground from node        7:27               defined in subckt pm_xor%vin1     
! J# @+ h  x$ x; d% q! V: W
. y) v: a! s  e* w **error**  no dc path to ground from node        7:29               defined in subckt pm_xor%vin1     
& K7 p: f  Y. |$ ~
**error**  no dc path to ground from node        7:30               defined in subckt pm_xor%vin1     

**error**  no dc path to ground from node        7:32               defined in subckt pm_xor%vin1     

**error**  no dc path to ground from node        7:38               defined in subckt pm_xor%vin1     
: N* p- d1 S! C  I7 g+ D5 @. ^0 Q
& V2 x" o! ~4 N, X/ F" G* g; H **error**  no dc path to ground from node        7:39               defined in subckt pm_xor%vin1     
) A+ \9 v! b$ N6 {9 t/ ^& f% y2 j# O
7 J  l; n" c9 \- k# X. n* N9 r **error**  no dc path to ground from node        7:40               defined in subckt pm_xor%vin1     
: G+ \* x$ P$ o! v; q- v
**warning** the following singular supplies were terminated to 1 meg resistor
   supply       node1            node2
  vdd                     0:vdd!             defined in subckt 0                     0:0                defined in subckt 0

deg326

改下面這行
* M+ r! [4 A4 D  S) l6 Yx1 gnd vdd vout vin2 vin1 xor

- r) K* Q( @7 F4 a2 g3 k. z/ w你的pin要對應到subckt
.include "CHIP.netlist.pex"
.subckt xor  gnd vdd vout vin2 vin1

hitxiaojun

try the following!
" c; b# u* l9 q. r  K4 X3 o*************
x1 gnd vdd vin1 vin2 vout xor
vdd vdd! 0 3.3v
8 W4 G. D9 d6 k, |- q. B& U. Ggnd gnd! 0 0
v1 vin1 gnd! pwl(0,0v 100ns,0v 100.001ns,3.3v 200ns,3.3v 200.001ns,0v)
" w& E/ v! S8 v1 m7 Yv2 vin2 gnd! pwl(0,0v 50ns,0v 50.001ns,3.3v 100ns,3.3v 100.001ns,0v 150ns,0v 150.001ns,3.3v 200ns,3.3v 200.001ns,0v)
.tran 0.01ns 200ns
' m) s. e( r  c2 v: g.op
.option post=1
.end

hitxiaojun

电路中存在非直流通路的问题，检查电路！谢谢~~~~~~~~~~~~