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各位大侠,本人有个问题请大家帮忙:
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) E5 w6 _" q+ _/ J2 l) e+ c& {在LPC3250的IBIS模型中有这样的描述:
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, z3 K( S3 R/ J) U- ?[Pin] signal_name model_name | comments
2 k3 z) V& k8 s! O% |" S+ Q|*************************************************************- x E+ K9 a* D& |/ @' _3 L
U15 ADIN0 NC |apio3v3 not modeled
9 d8 o8 _0 I. h( q c/ G: ~% fT14 ADIN1 NC |apio3v3 not modeled, a' C4 E: u6 u6 o" {$ e
V16 ADIN2 NC |apio3v3 not modeled
& d4 J! L b9 w$ K# eG14 DBGEN bspts3chp
/ X- y1 a6 u8 y6 E/ rL3 EMC_A[00]/P1.0 mem1bsptz40pch: G9 w% R1 p, A& ^
L4 EMC_A[01]/P1.1 mem1bsptz40pch
; f! `/ x5 ]# t wM1 EMC_A[02]/P1.2 mem1bsptz40pch' u0 o: O; L! T+ O
M2 EMC_A[03]/P1.3 mem1bsptz40pch) a, v1 y4 p1 {' i
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/ V. f0 _# z5 ]4 m1 i; d[Model Selector] mem1bsptz40pch/ |2 C1 y! S R; n) W/ u
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m1bsptz40pchp_p_sh Plain input Mode (p1=0, p2=1)2 i- ]' O! I U$ U/ z
m1bsptz40pchp_p_sl Plain input Mode (p1=0, p2=1)
$ W, R' f4 N9 A0 Em1bsptz40pchp_pd_sh Pull Down Mode (p1=1, p2=1)4 j6 O. |/ \0 q Z
m1bsptz40pchp_pd_sl Pull Down Mode (p1=1, p2=1)$ ~5 D6 O8 H8 D$ @; m3 @
m1bsptz40pchp_pu_sh Pull Up Mode (p1=0, p2=0)
# L3 F- G) I3 d8 f3 ]9 k- y$ X8 mm1bsptz40pchp_pu_sl Pull Up Mode (p1=0, p2=0)
: ]( s4 E, x3 p7 d4 R! [m1bsptz40pchp_r_sh Repeater Mode (p1=1, p2=0)
) }+ z9 R' `- v" d) im1bsptz40pchp_r_sl Repeater Mode (p1=1, p2=0), u, k% _ e3 _- E5 _
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. H! x! R4 x. oEMC_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?9 h8 Q: j+ y6 ]
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期待指点迷津!!!$ v' X0 r. |2 y" `
附IBIS模型和数据手册!: b% ^( e, O4 M) E
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