pex驗證後產生的netlist 模擬錯誤..

不辣魚

我想post出netlist模擬結果
" w/ [% K5 a. a( g但是spice一直出錯,請問各位先進要如何修改

) P7 w) k* L/ d/ U3 a* File: CHIP.netlist
* Created: Sat Dec 27 19:25:36 2008
3 l; g. n' Z# }- f9 o* Program "Calibre xRC"
, B/ R! O0 Q; T' W8 R/ Y* Version "v2004.2_5.19"
& r  g4 @. w; ^9 l8 X; F*
9 G: p1 i# ~1 |.include "CHIP.netlist.pex"
4 a8 t* o2 p8 \8 V.subckt xor  gnd vdd vout vin2 vin1
.lib'mm0355v.l'tt
+ Q* T6 T; _8 n2 n" H/ |2 z*
( O( V, n; B4 E6 S* vin1        vin1
* vin2        vin2
% z, Z6 P2 o/ r* @4 W; J/ ~* vout        vout
# T; [2 m( r+ f# N6 X9 i3 L* vdd        vdd
  W9 S( D; S) f/ Y8 G! G* gnd        gnd
1 J& u7 c" }! d5 zmM0 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
mM2 25 N_vin1_M2_g N_gnd_M1_d N_gnd_M0_b NCH L=3.5e-07 W=7e-07
mM3 N_vout_M3_d N_vin2_M3_g 25 N_gnd_M0_b NCH L=3.5e-07 W=7e-07
mM4 N_vout_M4_d N_1_M4_g N_gnd_M4_s N_gnd_M0_b NCH L=3.5e-07 W=7e-07
* Q' p" [, ?0 O' q- imM5 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
mM8 N_vout_M8_d N_1_M8_g 27 N_vdd_M5_b PCH L=3.5e-07 W=7e-07
2 W1 v' @- [, {3 o7 Z4 j; }mM9 28 N_1_M9_g N_vout_M9_s N_vdd_M5_b PCH L=3.5e-07 W=7e-07
mM10 N_vdd_M10_d N_vin2_M10_g 28 N_vdd_M5_b PCH L=3.5e-07 W=7e-07
+ z! ]9 ], u3 c$ d*
! H# T+ O3 y( y.include "CHIP.netlist.xor.pxi"
*
.ends
*
*
0 B# k2 [# V  q4 D! R1 Wvdd vdd! gnd! dc 3.3v
x1 vin1 vin2 vout xor
v1 vin1 gnd! pwl(0,0v 100ns,0v 100.001ns,3.3v 200ns,3.3v 200.001ns,0v)
v2 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)
* [- A/ g. _5 x" O( Q: y.tran 0.01ns 200ns
.op
.option post
+ C% f# G8 |6 j0 j3 N.probe
.end


# ?" ~9 b( R+ Q錯誤

**warning**  unknown analysis mode:   .. line ignored
0 s4 l# E9 ]: I: f! D' p
.end
1 ~% v# b; z- y7 S7 G9 O" x* y2 M
**error**  x1               has    3 nodes
           xor              has    5 nodes

n3e050

x1 vin1 vin2 vout xor
這行應該改成
1 ^, \5 Q! I# i: U# E; Cx1 gnd vdd vin1 vin2 vout xor
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
; K0 J" ]6 b+ d
**warning** both nodes of capacitor     3:c3               defined in subckt pm_xor%gnd      
0 w  i/ f$ |8 z) k. k             are connected together

**warning**  no dc path to ground from node        0:vout             defined in subckt 0               
small conductance is inserted by setting dcstep=1

. R* W& k& k& H, j; B **warning**  no dc path to ground from node        1:n_vin1_m1_g      defined in subckt xor            
small conductance is inserted by setting dcstep=1

**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
# A% ?: n4 w5 o# E7 Z1 J# `
0 T5 ^& q5 z$ u- [7 ^ **warning**  no dc path to ground from node        1:n_vin1_m6_g      defined in subckt xor            
2 M$ c! Q1 h" k: H8 Vsmall conductance is inserted by setting dcstep=1
9 P' P. a9 U$ N8 z
- f& [2 @1 V5 |' ? **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

2 H6 d2 y3 S+ x  o( {7 `( F8 z **error**  no dc path to ground from node        7:1                defined in subckt pm_xor%vin1   

9 z8 u  |+ m' M **error**  no dc path to ground from node        7:6                defined in subckt pm_xor%vin1     
) i2 P* x. u  _8 K( T9 y" ]5 h& D4 X
**error**  no dc path to ground from node        7:7                defined in subckt pm_xor%vin1     

3 _* M9 W6 k) C0 n0 e& y **error**  no dc path to ground from node        7:10               defined in subckt pm_xor%vin1     

**error**  no dc path to ground from node        7:11               defined in subckt pm_xor%vin1     

**error**  no dc path to ground from node        7:12               defined in subckt pm_xor%vin1     
5 s& D9 }2 e  k: }
**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     
/ a# K+ s0 E& Y- c9 o  {
/ ]; K. Z3 W# K6 F5 f$ p/ u. p **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     
# o) D, L, q6 g5 H
6 R" {5 n  W# t) Z9 J) G **error**  no dc path to ground from node        7:27               defined in subckt pm_xor%vin1     
* }6 x9 H, h0 s) j
3 ?9 z5 z- z  O! I1 @  z+ e+ x/ n **error**  no dc path to ground from node        7:29               defined in subckt pm_xor%vin1     
+ F) ?9 E5 t( J& R7 V
9 G# N+ Y3 e' Q: g) T: U **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     
5 ]% B1 B5 O2 t1 u( \4 V; Y1 J$ G
**error**  no dc path to ground from node        7:38               defined in subckt pm_xor%vin1     
- B3 d5 z6 q3 B" C" f
**error**  no dc path to ground from node        7:39               defined in subckt pm_xor%vin1     

**error**  no dc path to ground from node        7:40               defined in subckt pm_xor%vin1     
2 ?5 U1 z* l( y7 i. @4 l7 x* F
**warning** the following singular supplies were terminated to 1 meg resistor
   supply       node1            node2
" y% r8 }6 E1 R  v. G  vdd                     0:vdd!             defined in subckt 0                     0:0                defined in subckt 0

deg326

改下面這行
x1 gnd vdd vout vin2 vin1 xor

# f1 O0 l( m8 J. |- E你的pin要對應到subckt
% @  I5 K, W: S& b0 |  X.include "CHIP.netlist.pex"
.subckt xor  gnd vdd vout vin2 vin1

hitxiaojun

try the following!
*************
3 G% Z# G0 D' S, A  px1 gnd vdd vin1 vin2 vout xor
( Z) e: D. r' r- w3 F& Lvdd vdd! 0 3.3v
: Q  G8 v* [5 i0 Tgnd gnd! 0 0
v1 vin1 gnd! pwl(0,0v 100ns,0v 100.001ns,3.3v 200ns,3.3v 200.001ns,0v)
) q# I7 B7 W* M! ^5 {v2 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)
8 d% W) f# E7 P.tran 0.01ns 200ns
.op
.option post=1
* W- ]! u, ^7 M# ]. }.end

hitxiaojun

电路中存在非直流通路的问题，检查电路！谢谢~~~~~~~~~~~~