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这是仿真的错误：* t( G; T0 g. \3 T3 I m7 D3 j
**** SIMULATION ERRORS3 W2 d3 P0 X* k' @ O1 W d2 I
6 u9 D* T0 k0 J9 O
******************************************************************************
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; }: t) @9 G, p* W: B7 f: k) q0 XDIGITAL Message ID#1 (SERIOUS):
P- A* L" o/ G; G: e, hDIGITAL INPUT VOLTAGE Hazard at time 93.4ns: _, s' e4 n9 _0 w
Device: X$N05688_AtoD1.O0
1 a" ?& ? ?" K# s7 v4 y+ bVoltage V(N05688,0)= 7.0050 is beyond the ranges defined in model DO74ALS00, J. f: U! }2 M B
6 I1 z- f+ V* e% DERROR -- Convergence problem in transient analysis at Time = 100.3E-06* f& t- V1 I: n# q' b
Time step = 7.788E-15, minimum allowable step size = 10.00E-152 U8 ^, E L% Y3 P2 M/ ^; O
! s( N& ?" N8 L0 \
These supply currents failed to converge:; E3 [$ M5 w1 k, S6 v
1 ~ d( D1 Z1 C+ D! II(V_VA) = 33.15mA \ 33.11mA" \2 x+ |9 h5 c% P$ M& _9 x8 N7 S
I(V_VB) = -69.01mA \ -69.27mA" [: A; c5 `6 \- i O- U
1 D/ s$ {& b R6 Y9 _2 y! x9 {
Last node voltages tried were:$ o# k2 q8 M( N0 q. s( c j5 h j
* V6 x; q$ ~+ d) [+ @. }. E1 A# ONODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE( ?4 u9 Y/ U2 p- |2 A( y
! h+ U6 C& b+ a3 g4 I0 e+ o2 e(N02690) 263.1400 (N02732) -274.1700 (N02774) 9.7987 (N02800) -331.89004 \% f' s; c w5 Y& S. Y
8 D# U& X8 h* O) g8 G3 r. x
(N02801) -274.1000 (N02828) 264.3000 (N04776) .1200 (N05688) 7.0049
( B8 y; I- y8 b: c' G; o6 S+ d+ S* W a$ p6 K0 J8 W! j! e4 H- u
(N07838) 263.1300 (N18289) .1200 (N21970) -268.6700 (N22009) -331.9500
9 s& V* d4 Z: P6 X7 H% h3 V
* q7 I4 W8 z! J($G_DGND) 0.0000 ($G_DPWR) 5.0000
" F6 X7 R( y- h/ d* Y* `& D1 j. i) ]9 `
(SIGNAL1) .1197 (SIGNAL2) 3.5025; l7 Y8 w+ X4 ~1 E
0 b! f# K$ [+ A# A3 S3 A(X$N04776_AtoD1.1) .3300 (X$N04776_AtoD1.2) .1650
# M# X) z4 b: ?# w) X
$ n) \$ P2 S. ~; t) `(X$N04776_AtoD1.3) .7788 (X$N05688_AtoD1.1) -2.0434. D. F' |& u8 Y3 X1 ]. ]7 f
- P9 k }9 l+ G' p* ^
(X$N05688_AtoD1.2) -1.0217 (X$N05688_AtoD1.3) -1.7971
6 ?0 o _2 e+ w7 w' n
7 l- z1 y% @: K0 p6 e! P(X$N04776_AtoD2.NORM) .0240 (X$N18289_AtoD1.NORM) .0240
1 r1 G0 j% o. D& k f# M4 X% L7 t S0 U( S' G- g% U; q
(X$N18289_AtoD2.NORM) .02405 T8 E' U9 `0 k0 H, i1 e
3 O9 g: h# s: B; QDGTL NODE : STATE DGTL NODE : STATE DGTL NODE : STATE DGTL NODE : STATE! v' i8 M$ d) X/ h3 p
: i# a/ X+ o) x7 ], J/ v(N04776$AtoD2) : 0 (N05688$AtoD) : 1 ( N04926) : 1
5 J$ q: x6 m! J( m" S. b/ \5 V7 v v- m; F3 N2 m% Y: E5 W
( N06513) : 0 ( N05101) : 1 (N18289$AtoD2) : 0
m* b) a! r' `! V8 q- S) X) ]/ ]5 d; S1 f. ~2 ]; G* ]% m1 V/ W
(SIGNAL2$DtoA) : 1 ( N05235) : 0 (N04776$DtoA) : 0
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(SIGNAL1$DtoA) : 0 (N04776$AtoD) : 0 ( N05277) : 1
# G0 X5 E+ y, I' ^% |7 s3 G. Q8 F) @- f! p
(N18289$AtoD) : 05 E0 Q! ^2 Q/ n* Q
! `- S: U( ?+ E
有人说把steptime改小些，可是我不知道在哪里改
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发表于 2022-6-8 11:13
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