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source 总是出现以下问题，描述的时候已经说了是接地的了啊，为什么还是会当作断开的呢？: z/ E+ i7 R! J* I' [
Circuit: *Main mtcoms file
: x/ n, L9 y. ^+ |1 S1 A
: B3 S/ X8 D* xWarning: There are nodes with less than 2 connections.( k+ G7 N3 c) V. v' K, x) S1 I
The table of nodes with less than 2 connections is generated after sourcing...
" `; V% A- a% p* k7 g3 h! u1 b7 D! d9 H' W% M+ y
' f# ?+ u9 X! l/ O6 n6 W7 E
, j4 u4 [ ^; C, K! V/ [***warning***: the following singular supplies were terminated to 1 meg resistor
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supply node1 node25 l6 F' T- Z1 s, d* m7 o
vdd vdd 00 G- H8 u+ P, ~; T6 P. F; x
v1 a 0
) i& r' Q1 M; g4 g6 D0 av2 b 0
3 |% v; `9 X# D" A7 ?* b) Yv3 sl 0; q2 ]3 M$ ?) n, K" a; f
% I; i* _. L$ O- \
6 Y' l3 F" q& E0 H* d. i0 a. W3 z- DThe following nodes have less than 2 connections:6 X2 m5 P4 K( L
-------------------------------------------------------------------------------------
9 } }* D$ N4 y2 Z9 S6 X| sl | b | a | vdd |
% |( D. u2 l- M6 L-------------------------------------------------------------------------------------
" |8 l ]6 t5 Z" \8 e) O( w# G一个描述netlist的文件：! b: Y' T7 |3 ^3 [, ~# r4 o
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* SPICE export by: S-Edit 15.13' |3 s: d; \; b$ Z, ^: `3 D
* Export time: Tue Jun 12 11:15:52 2012
# @) y# ~# ]) I6 i9 V2 e9 \* Design: mtcoms+ C1 E4 E4 t4 |0 D
* Cell: Cell0
3 W* e. c* U, O9 K0 w" A* InteRFace: VResistor
; ^6 B- D- `' ?* View: VResistor0 @5 S( @& e; X. ^
* View type: connectivity6 I/ Y% n% t* x' h0 f: v& {; O
* Export as: top-level cell: e, d' \+ `: \( ^" k4 A
* Export mode: hierarchical
4 [& ~( y$ x' @* Exclude empty cells: no
5 F/ S- r3 x8 S, F* Exclude .model: yes) [" D2 c( K p2 F1 _
* Exclude .end: no0 S* ^8 ?1 c0 |
* Exclude simulator commands: no' }. G% v) { q% ?
* Expand paths: yes
0 Y5 ]2 i4 ~ q% }* Wrap lines: 80 characters6 G4 [# t" {7 j* w5 S+ D+ m# c# l7 x7 ^
* Root path: \\en-file\users\houx\Profile\Desktop\ankun_dong hw2\mtcoms
& k0 k5 E2 z* ? }1 _6 A" U* Exclude global pins: no
; ~* R2 L2 k4 G9 S( L/ l8 D+ @* Exclude instance locations: no
8 a" x1 D* W/ i A9 R6 {' c5 v* Control property name: SPICE
; [- x* Y H3 h) E( m! e6 z9 t) P! h& ]/ G$ O
********* Simulation Settings - General Section *********8 E; U% s* Z7 l" ^
5 ~1 v5 r" b; Y4 r# `*************** Subcircuits *****************/ l! Y+ f! B7 S- E) [4 x, T/ w
.subckt INV A Out Gnd Vdd ' C2 q# p7 |" c% v+ W3 U
0 j" j0 X! _: K/ M4 v' }
*-------- Devices With SPICE.ORDER < 0.0 --------
. D& Q2 A( g+ W& p2 j: m5 e* Design: LogicGates / Cell: INV / View: Main / Page: 8 B" N$ ^9 w6 u5 d7 c7 k" Z# J, X
* Designed by: Tanner EDA Library Development Team
* M! g/ d' H z/ S* Organization: Tanner EDA - Tanner Research, Inc.
# T2 h6 v4 g' L4 C- f, H* Info: Inverter
V I0 b% K) Y. n9 N8 M* Date: 06/13/07 16:17:11% S ]( C# C, o4 P% j
* Revision: 3 $ $x=7600 $y=600 $w=3600 $h=1200, ?% S6 T5 x1 y& M" q
+ Q& H0 {' f( v*-------- Devices With SPICE.ORDER > 0.0 --------
) B/ _! }4 y( E, Y8 \* rMN1 Out A Gnd 0 NMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=4600 $y=2600
8 w) v( a# q' E$ }+ x3 s& |8 | a+$w=400 $h=600
; a' K5 U2 l B9 r3 V! r# VMP1 Out A Vdd Vdd PMOS W=2.5u L=250n M=2 AS=1.5625p PS=3.75u AD=2.25p PD=6.8u $
5 B5 W2 Z$ N8 W; g( G( h8 E2 O+$x=4600 $y=3600 $w=400 $h=6005 i7 G5 z/ |3 q* Z" c, ?
.ends6 o/ p6 L9 W7 |; {# i6 }& Q+ @
+ `: N# d) H0 W+ F& l' p/ b- G# y G1 W
5 v8 T3 [! Q6 C+ j3 T5 Y! m( T*-------- Devices With SPICE.ORDER == 0.0 --------
) b" H- D7 D1 _***** Top Level *****
2 t/ ]" g: j* Z1 E- b8 wXINV_1 SL N_2 Gnd Vdd INV $ $x=350 $y=-2300 $w=900 $h=600; S6 @& r) D3 D' v3 `, v
/ q" F2 ]" R- r3 ` b# d- ]: U( \*-------- Devices With SPICE.ORDER > 0.0 --------8 @6 Y4 ?# z3 N+ H, |
CCapacitor_1 VDDV Gnd 1p $ $x=3100 $y=-400 $w=400 $h=6004 A3 U4 u. H) O/ J9 C$ a
CCapacitor_2 GNDV Gnd 1p $ $x=3100 $y=-2500 $w=400 $h=600
2 W5 ` a0 F8 W2 i5 l& {* R2 FMNMOS_1 Out A N_1 N_1 NMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=1100
, w: T4 v6 i( P2 A, Q0 S+$y=-800 $w=400 $h=600
8 t" v( E; g' m/ c) K1 b2 X3 JMNMOS_2 N_1 B GNDV GNDV NMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=1100
& ?- ]; j1 J# S- B9 {9 c0 `+$y=-1500 $w=400 $h=6000 Q3 j p# ?" n
MNMOS_3 GNDV N_2 Gnd Gnd NMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $
: ?2 Q7 m' |% M% {9 W/ v+$x=1100 $y=-2300 $w=400 $h=600 s/ {' _- M5 p5 B
MPMOS_1 Out A VDDV VDDV PMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=300
( Q) {4 Y: p# c8 Z+$y=-200 $w=400 $h=600* t5 f8 |. [1 C- p+ u& m& k
MPMOS_2 Out B VDDV VDDV PMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=1900 A. r% X; a. V1 E# ?
+$y=-200 $w=400 $h=600! _! B3 D9 N( T" t
MPMOS_3 VDDV SL Vdd Vdd PMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=1100 7 m: d6 C9 U1 P7 V! B. |
+$y=700 $w=400 $h=600
2 c+ o0 k' B1 I9 r0 q$ V/ j8 T
7 A$ h! p7 a, B- E, ~! r( A! N********* Simulation Settings - Analysis Section *********
7 {" k" c8 t3 n.op
9 d0 \) g$ b, H7 t8 X7 t8 b- S( O
********* Simulation Settings - Additional SPICE Commands *********' a% R& m3 U" `3 l' `
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发表于 2012-6-13 02:27
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