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各位大侠,本人有个问题请大家帮忙:* ~& }: P& |9 n# x2 `
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在LPC3250的IBIS模型中有这样的描述:* B- M$ ^8 T/ a( y9 W/ _8 F6 u8 @
7 a4 |% ]) Q. O! c, K$ p[Pin] signal_name model_name | comments# T8 J% r4 Z7 D$ k: E" I% R: h
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. A2 ~6 s' ]4 @8 o9 bU15 ADIN0 NC |apio3v3 not modeled
8 j) T$ c* m& U5 o& ]T14 ADIN1 NC |apio3v3 not modeled% `! k& N$ i- y; f' x' r' z
V16 ADIN2 NC |apio3v3 not modeled
8 y3 i7 L) c5 y% Y+ g1 m2 uG14 DBGEN bspts3chp9 a7 K4 v- j" c
L3 EMC_A[00]/P1.0 mem1bsptz40pch* {0 {: q+ |$ b! C3 C* j
L4 EMC_A[01]/P1.1 mem1bsptz40pch
; K7 \' N& s/ e$ S+ `. ]M1 EMC_A[02]/P1.2 mem1bsptz40pch
) R1 A7 L, v: t' i- RM2 EMC_A[03]/P1.3 mem1bsptz40pch2 R: _9 W x) u+ V0 A8 u
......4 u; p6 |* h7 ~; F7 H4 ]
C+ H5 S4 H2 _[Model Selector] mem1bsptz40pch
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m1bsptz40pchp_p_sh Plain input Mode (p1=0, p2=1)
1 C$ w/ {' i$ {/ Om1bsptz40pchp_p_sl Plain input Mode (p1=0, p2=1)% b9 y, F* }: v8 p' [
m1bsptz40pchp_pd_sh Pull Down Mode (p1=1, p2=1)
4 n% [; n2 F0 U9 E$ f, d9 t1 wm1bsptz40pchp_pd_sl Pull Down Mode (p1=1, p2=1)/ L) S- c' h: e% @. |0 w
m1bsptz40pchp_pu_sh Pull Up Mode (p1=0, p2=0)
' v5 Q1 N D! q& tm1bsptz40pchp_pu_sl Pull Up Mode (p1=0, p2=0)
7 M0 A4 J$ ^9 B6 a Sm1bsptz40pchp_r_sh Repeater Mode (p1=1, p2=0)
. f- l8 X* q0 ?* lm1bsptz40pchp_r_sl Repeater Mode (p1=1, p2=0)$ R* c5 b5 s) G! p5 H4 u; H
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( d: ^2 n, O' J. g: q- L% d+ gEMC_A[00]/P1.0对应8个模型,而在数据手册中没有找到相关的说明,请问仿真时该怎么选择呢?
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5 t+ e" C8 |+ A( X. Y期待指点迷津!!!' |1 a7 a& O- v; S3 b6 k. D9 }
附IBIS模型和数据手册!1 L. J( Q# x. Y1 h+ ]+ v( W
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