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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？7 [1 c- }* |3 j8 Z" a& b
Circuit: *Main mtcoms file/ f: D6 [8 i0 D
) H) M+ C7 Z$ G3 Y H- @2 ?# BWarning: There are nodes with less than 2 connections.
- \: @$ A9 {. {4 V5 x& t2 SThe table of nodes with less than 2 connections is generated after sourcing...
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***warning***: the following singular supplies were terminated to 1 meg resistor
* |) T1 N( o5 k8 o" n: I
T3 ~1 D5 _2 M1 \, ssupply node1 node2
, U3 e$ n# Z) o F, S+ bvdd vdd 02 _2 I5 O0 D7 @0 b1 I6 n
v1 a 0/ T6 w2 r9 a) q, x9 C! f4 H
v2 b 0
& G# y- M; l+ ?3 o4 h! v" d- uv3 sl 0
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/ O8 R! [$ j* c" TThe following nodes have less than 2 connections: N, }* w: @6 O% `( i+ L( F
-------------------------------------------------------------------------------------
1 {0 o) ~+ `# B/ q6 X! } ]0 B| sl | b | a | vdd |6 y* r& ] B [5 |! n: W! R
-------------------------------------------------------------------------------------
. X% j0 J8 d: b' W* L8 U: l, K一个描述netlist的文件：
d/ ~1 D, e0 f8 Z' f/ e. r: t0 |* g; l# M1 r1 t' p
F9 g7 c7 a+ A7 g- U4 S) G* SPICE export by: S-Edit 15.139 D, U6 s J, p, B! g9 l
* Export time: Tue Jun 12 11:15:52 2012- i6 u! G9 S. t; _, [7 V
* Design: mtcoms
& o# T. x ?3 R, W* Cell: Cell0# Q; P8 W' t/ M' D
* InteRFace: VResistor1 `* Y3 B6 Z+ _% {
* View: VResistor7 P! ~6 _# Z/ m4 N, W+ O' h
* View type: connectivity
! w+ n H5 O2 t% J- w* Export as: top-level cell
. l/ G" A0 y6 t5 m# i* Export mode: hierarchical
7 Y; H4 `9 d- W0 `3 s* Exclude empty cells: no
! e. {2 F4 O& n0 y5 m* Exclude .model: yes* F7 Y# S: n8 d2 U$ z6 i
* Exclude .end: no
% m8 l0 z3 J7 v0 h$ A) ^3 y) I* Exclude simulator commands: no4 U+ h# m9 G+ B
* Expand paths: yes6 r8 R' K2 n5 n* F7 u
* Wrap lines: 80 characters
0 i) h7 i- E$ h+ m* L% C$ d* Root path: \\en-file\users\houx\Profile\Desktop\ankun_dong hw2\mtcoms
; n+ q9 b. X6 D7 b r' R* Exclude global pins: no' t1 e: s% x6 T0 w+ B- S2 r. m, `
* Exclude instance locations: no7 d3 n% D; n* W& x
* Control property name: SPICE
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: H: ]# ]8 Y7 }! ~* l********* Simulation Settings - General Section *********- J& _7 H9 L' U! M% C& L% E
3 @3 b0 R' o2 K3 H5 P*************** Subcircuits *****************. j; L* U* y: c& h9 N0 {4 Y
.subckt INV A Out Gnd Vdd 9 v5 M& I9 e r
6 @5 Y- I, d" d' C( p*-------- Devices With SPICE.ORDER < 0.0 --------
) Z' k9 V$ z: ^: I3 o# r* Design: LogicGates / Cell: INV / View: Main / Page: 9 Z1 l: B6 y0 g3 T5 G, K l
* Designed by: Tanner EDA Library Development Team
0 m6 ]6 ?5 K+ f8 T* Organization: Tanner EDA - Tanner Research, Inc.# z' s5 Z5 o0 Q4 Y/ G' v
* Info: Inverter5 @ A, I$ W" }5 e5 h
* Date: 06/13/07 16:17:11) k4 B/ P/ k; Q" i) J4 F
* Revision: 3 $ $x=7600 $y=600 $w=3600 $h=1200: I7 k8 {: V2 [9 L) f1 N) x/ p; f
2 R4 m5 r6 L8 U2 A8 V*-------- Devices With SPICE.ORDER > 0.0 --------% c3 ~& M, n7 l+ U8 k0 {+ [
MN1 Out A Gnd 0 NMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=4600 $y=2600
' x. @) f" n6 A8 r9 s5 i* F+$w=400 $h=600
9 [8 P2 f z& }1 A1 Z0 pMP1 Out A Vdd Vdd PMOS W=2.5u L=250n M=2 AS=1.5625p PS=3.75u AD=2.25p PD=6.8u $
/ d9 i B/ Z' k. M- _7 K( y- M' H- \0 l+$x=4600 $y=3600 $w=400 $h=600
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*-------- Devices With SPICE.ORDER == 0.0 --------
4 l! Z" q& P4 F1 k***** Top Level ***** A3 J Y9 d) o% W1 p8 K! P0 M
XINV_1 SL N_2 Gnd Vdd INV $ $x=350 $y=-2300 $w=900 $h=600
1 s0 V" z. ^6 s, @
! Z* U! k) F2 }% l, [/ W: J/ N4 N*-------- Devices With SPICE.ORDER > 0.0 --------' p2 u) |- B' b0 ~% W+ T. E! d' T# A+ l
CCapacitor_1 VDDV Gnd 1p $ $x=3100 $y=-400 $w=400 $h=600
8 `3 b' i+ {% X1 A: zCCapacitor_2 GNDV Gnd 1p $ $x=3100 $y=-2500 $w=400 $h=600
: I& C5 y& `+ | CMNMOS_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 $ $x=1100
5 c4 ]0 ^9 U4 g3 T' w5 X6 U+ F1 e, s+$y=-800 $w=400 $h=6001 N6 Z: k& Y4 r6 P m, h8 w: _
MNMOS_2 N_1 B GNDV GNDV NMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=1100
( I5 w- i7 V- a+$y=-1500 $w=400 $h=600
$ h. n+ K# a* a4 {- QMNMOS_3 GNDV N_2 Gnd Gnd NMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $
% |9 t% T5 U* i# B+$x=1100 $y=-2300 $w=400 $h=600+ z: E8 b! |0 z5 T) |2 o& o: s& o
MPMOS_1 Out A VDDV VDDV PMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=300 2 i, O2 ?1 F' y: i( y5 [
+$y=-200 $w=400 $h=600. ]3 Q% `) v% A6 |
MPMOS_2 Out B VDDV VDDV PMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=1900
6 N. U- I+ ~3 ?1 M$ E+$y=-200 $w=400 $h=600$ X5 A. C, M1 Y* x$ L; W. p
MPMOS_3 VDDV SL Vdd Vdd PMOS W=2.5u L=250n AS=2.25p PS=6.8u AD=2.25p PD=6.8u $ $x=1100 / K v2 D% L0 v b
+$y=700 $w=400 $h=600
% l+ t+ f4 W3 i- P& U/ V* A" H" V. B: G
********* Simulation Settings - Analysis Section *********
: G% ]" j s1 y* P$ e- a( b.op3 Z+ ?. D: e# E C
$ [) z$ k* g5 e********* Simulation Settings - Additional SPICE Commands *********( A* p1 L- f }3 R8 G
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发表于 2012-6-13 02:27
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支持！
反对！