pex驗證後產生的netlist 模擬錯誤..

不辣魚

我想post出netlist模擬結果
4 H2 i0 E( _. \* A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
* Program "Calibre xRC"
+ y( ]; S0 q7 }, [5 Y7 _  ]* Version "v2004.2_5.19"
*
: z* [5 b7 o4 @; W$ o.include "CHIP.netlist.pex"
6 ~; _) N1 V: ^; z0 N.subckt xor  gnd vdd vout vin2 vin1
.lib'mm0355v.l'tt
) i* ]7 j  [4 s: ^1 w*
+ L- s+ k5 G3 a# t- X. o0 V* vin1        vin1
* vin2        vin2
* vout        vout
* 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
mM2 25 N_vin1_M2_g N_gnd_M1_d N_gnd_M0_b NCH L=3.5e-07 W=7e-07
7 ]4 C% W6 ^- G( v# RmM3 N_vout_M3_d N_vin2_M3_g 25 N_gnd_M0_b NCH L=3.5e-07 W=7e-07
+ ~3 O1 l- [0 P" Z3 J8 S8 `; KmM4 N_vout_M4_d N_1_M4_g N_gnd_M4_s N_gnd_M0_b NCH L=3.5e-07 W=7e-07
& Z8 u. x; v" i7 \  l5 s6 f: @9 G! rmM5 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
7 O1 ^5 \* L$ y5 o4 JmM7 27 N_vin1_M7_g N_vdd_M7_s N_vdd_M5_b PCH L=3.5e-07 W=7e-07
0 ^  h% a' d' L6 v* lmM8 N_vout_M8_d N_1_M8_g 27 N_vdd_M5_b PCH L=3.5e-07 W=7e-07
mM9 28 N_1_M9_g N_vout_M9_s N_vdd_M5_b PCH L=3.5e-07 W=7e-07
0 D. y5 a2 g% ~mM10 N_vdd_M10_d N_vin2_M10_g 28 N_vdd_M5_b PCH L=3.5e-07 W=7e-07
. H. m" p- l( }*
.include "CHIP.netlist.xor.pxi"
*
7 E; b! D0 h: Z3 H" A* l.ends
*
*
1 g+ V* t- ^( w9 @9 vvdd vdd! gnd! dc 3.3v
x1 vin1 vin2 vout xor
6 ~1 l7 [9 q" C6 uv1 vin1 gnd! pwl(0,0v 100ns,0v 100.001ns,3.3v 200ns,3.3v 200.001ns,0v)
' A  G( n8 r, t' z7 V+ Vv2 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)
! ?  `- N7 G+ B.tran 0.01ns 200ns
.op
6 y* l+ o% H% q7 k2 t9 K' h.option post
, F, h$ n  ~3 h9 `6 L- l, U.probe
.end
! U7 `0 G: {. p  J* d# h

) N: N1 Y5 N" ?) Y# h+ |錯誤
: d4 P+ X& L$ `. H( j
**warning**  unknown analysis mode:   .. line ignored

/ q! t  p% R" U) i, b: J .end

/ \- C. u, ]: {2 m) C **error**  x1               has    3 nodes
           xor              has    5 nodes

n3e050

x1 vin1 vin2 vout xor
$ t! v! _0 B5 @這行應該改成
2 j  a: ~9 u' Sx1 gnd vdd vin1 vin2 vout xor
0 G4 @* k7 T& \# u/ a2 ?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
4 d4 E  O8 L' T請問要如何解決呢
5 Y1 P" F; r3 [) s- P
**warning** both nodes of capacitor     3:c3               defined in subckt pm_xor%gnd      
             are connected together
; e2 b8 ]% j. z+ b
**warning**  no dc path to ground from node        0:vout             defined in subckt 0               
small conductance is inserted by setting dcstep=1

**warning**  no dc path to ground from node        1:n_vin1_m1_g      defined in subckt xor            
5 g9 I! i1 z! H9 q' B1 @& ]small conductance is inserted by setting dcstep=1
/ e+ g3 h0 M1 c( G( D" B
**warning**  no dc path to ground from node        1:n_vin1_m2_g      defined in subckt xor            
  y3 o) @+ u# m6 w( a3 Zsmall conductance is inserted by setting dcstep=1

4 S# c$ D" I1 q- L. P, u1 |' U# n **warning**  no dc path to ground from node        1:n_vin1_m6_g      defined in subckt xor            
3 m4 b8 W% l) k. C& g- vsmall conductance is inserted by setting dcstep=1

**warning**  no dc path to ground from node        1:n_vin1_m7_g      defined in subckt xor            
# o' |8 n' ]) a- W; msmall conductance is inserted by setting dcstep=1

**error**  no dc path to ground from node        7:1                defined in subckt pm_xor%vin1   

+ `5 y2 Y2 C6 s" u, f( u **error**  no dc path to ground from node        7:6                defined in subckt pm_xor%vin1     

**error**  no dc path to ground from node        7:7                defined in subckt pm_xor%vin1     
1 z7 L" A6 t* u/ z
+ n" K% Y5 p# Y3 K7 R# x1 M/ i **error**  no dc path to ground from node        7:10               defined in subckt pm_xor%vin1     
" O1 p7 D* n4 p9 u. h
**error**  no dc path to ground from node        7:11               defined in subckt pm_xor%vin1     
: @: r% ]" n, q" a
9 N" M1 C3 X8 J4 i( W* L* D) O( a **error**  no dc path to ground from node        7:12               defined in subckt pm_xor%vin1     

**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     

$ ^- A7 R$ v4 o& k& o& D **error**  no dc path to ground from node        7:19               defined in subckt pm_xor%vin1     

/ j2 V, _, b3 X+ R3 D6 k **error**  no dc path to ground from node        7:23               defined in subckt pm_xor%vin1     

6 G( P4 v; g) b# ~' G+ s* G **error**  no dc path to ground from node        7:27               defined in subckt pm_xor%vin1     

3 o/ H* o7 ~3 z7 J **error**  no dc path to ground from node        7:29               defined in subckt pm_xor%vin1     

1 k( H3 Y* i: X" T: J **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     

! m6 }# r- I: M% p **error**  no dc path to ground from node        7:38               defined in subckt pm_xor%vin1     
" A( A5 a& s; G+ Y. G
**error**  no dc path to ground from node        7:39               defined in subckt pm_xor%vin1     
! b6 E0 C* d! T! `, I
6 V/ i* d$ z0 W1 ]6 ?* y* w4 j **error**  no dc path to ground from node        7:40               defined in subckt pm_xor%vin1     
, D/ O% J; X4 a
**warning** the following singular supplies were terminated to 1 meg resistor
" |- |3 [2 S! p% ?. b   supply       node1            node2
  vdd                     0:vdd!             defined in subckt 0                     0:0                defined in subckt 0

deg326

改下面這行
/ {& v5 ]* H' o6 [  z, r5 ?6 [9 A( Yx1 gnd vdd vout vin2 vin1 xor
6 f( N1 g' k4 H: M; @+ a
你的pin要對應到subckt
.include "CHIP.netlist.pex"
.subckt xor  gnd vdd vout vin2 vin1

hitxiaojun

try the following!
*************
/ s8 n- T7 I4 f/ Bx1 gnd vdd vin1 vin2 vout xor
vdd vdd! 0 3.3v
* a9 C5 I9 I/ A2 d5 Dgnd gnd! 0 0
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)
.tran 0.01ns 200ns
.op
# `  L2 l% Q+ H/ {$ I" W.option post=1
: Y1 s6 d- G5 V, y.end

hitxiaojun

电路中存在非直流通路的问题，检查电路！谢谢~~~~~~~~~~~~