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layer 3 电源层走了两对模拟差分线。通过在走线上打通孔和layer 4的电容连接。但是在verify design/connectivity中，有如下错误。看起来pads不认为通孔和走线有连接关系。请问在电源层中该如何处理这两对网络？如何把通孔和走线combine在一些？; C& [8 X' a9 J( A! u/ W$ e, @+ V
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Isolated subnets for: MIC_P
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*** subnet # 1
& l0 }& J/ `' B, B& j C8.1 VIA(746.31,200.61 L1)
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*** subnet # 2
+ j& B8 W* U! a3 `9 |. t/ Q( a C9.1 VIA(654.5,200.23 L1)/ D9 T/ j3 A0 U; A7 d; M7 k
+ ^3 K8 S* d$ t2 v- z3 d, ?*** subnet # 32 M3 Q& U1 P" j! r4 M( c
C11.2 VIA(375.38,199.87 L1)
6 E2 y0 S) v2 j, q1 \) B3 G% p1 C8 i# m/ ^' `$ @9 W2 K/ p1 N' p) g
*** subnet # 47 @5 u, {+ u+ {! A/ S+ O6 C% U
C10.2 VIA(285.46,200.63 L1)2 U! _) ^" C, v/ `' a0 Y( Q
+ s/ C+ a( @& T( ~0 w* Q7 L F5 `
*** subnet # 52 h) W% ~4 x ~
U9.4 VIA(217.81,199.89 L1)
$ x$ r' v) D: a+ _
9 s+ G' O+ `, k5 T1 C*** subnet # 6: R [8 _% ^; N, K2 O5 L( D3 d
U1.21 U8.1 VIA(962.41,298.17 L1). N" E$ z1 l8 z( e! ?2 p
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Isolated subnets for: MIC_N
7 J) Z' |& Q, ~5 D; v
" m2 [; X$ S# @1 q*** subnet # 1
8 D& @, Q: u; w VIA(745.93,162.08 L1) C8.2
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! l' Z, p% c) {*** subnet # 2- b. a1 x4 M# l0 v$ C" B
C13.1 VIA(560.05,162.08 L1)! }1 q4 l O! ]2 |/ r1 D
& Q* w, p, Y# G& Q& L1 c, H9 F( S: j*** subnet # 3' q9 _, }7 T, j# Q6 }5 N7 x
C12.1 VIA(468.62,162.08 L1)
: c' U/ v. G5 n9 N% {( b$ o
" ]5 X: I: [3 X2 a* W U*** subnet # 4
2 n9 f7 r1 {( i: e' c VIA(217.81,162.11 L1) U9.5 M3 Q0 J% z, l) S; q
Z) z# Q4 A+ |( W! _0 |% U, K1 _! i
*** subnet # 5
' K8 g) \5 m0 y C9.2 VIA(654.5,161.7 L1)7 d; e9 { X4 Q- z0 [
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*** subnet # 6
- K# p2 D+ \! i/ j) \2 S \; u U1.20 U8.2 VIA(989.28,271.3 L1)
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2 j7 e$ H x. z/ h. n9 |. iIsolated subnets for: SPK_P9 ^) a$ X& L V% r
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*** subnet # 1. H% X; L" J5 i. }! Z
C3.1 VIA(1598.36,416.91 L1)
$ m) O2 v# x6 o) N" k/ K8 B
@: [# p7 p+ w g, x$ ^*** subnet # 2
1 g7 c; v. b& Y C2.1 VIA(1693.89,416.67 L1)
0 R) H5 I" C/ v0 d+ @; r
, ]9 K4 u8 K% A* g*** subnet # 3
& `6 u% D7 w) W6 j# B6 ` C5.2 VIA(1961.57,416.66 L1)
0 C1 }: s% c2 {0 ^) Q9 n8 `1 A$ k- j; f/ f; p
*** subnet # 47 c5 |6 z2 |" X" X8 I" ]- Q
VIA(2052.77,416.66 L1) C4.25 `5 ?1 P" u1 N3 w
+ P7 z( ~( g+ R7 b. ?
*** subnet # 5
/ o4 V4 U% B" ]$ S% M6 C! I# w: G U5.4 VIA(2197.72,416.95 L1)0 A! D( t" [" e% ~* e) w
4 X! N8 P3 l/ |$ }. V/ ?- ]& C+ t*** subnet # 6" _6 v! f; @- {& g7 m. v
U1.23 U4.1 VIA(1304.63,334.82 L1)
4 Y2 R( D) X L- G& G% K+ {, P+ a3 V
- l& f5 M% V/ i- AIsolated subnets for: SPK_N. C3 }7 C! _1 C/ U; y! u
. s$ [ s: _( Z' p: m% ^*** subnet # 1" E: R1 m, T! u8 I8 m9 j, m7 T& S
VIA(1786.78,379.07 L1) C7.1
8 u" A3 P5 ^, y S4 y+ o6 C
6 K n4 ? `/ j# `*** subnet # 2- @+ @' c/ T4 n
VIA(1877.08,378.32 L1) C6.1& j$ u3 b! Y( R4 }7 S# V" t
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*** subnet # 3
2 e' H0 Z% h0 _4 r, i' x9 v i6 U VIA(2197.48,378.69 L1) U5.5
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7 j. W7 R. A) ?: w" _& Q" Q*** subnet # 4
: M9 Y3 B) Z; w; E+ a5 F3 U C3.2 VIA(1598.6,378.41 L1)7 h. t0 d F" B$ _6 P6 V, k7 @
9 l: v) Y/ Q4 k) G; E*** subnet # 58 j1 X% C; n( x/ V1 w$ k" i$ z' ?
C2.2 VIA(1693.41,378.41 L1)) v! x) f! U1 h# F* e& \
4 U" a, D% @+ k, h4 a& L- e4 {
*** subnet # 62 `! p4 ?' M6 c. r8 ~0 e7 y# M
U1.24 U4.2 VIA(1331.5,307.95 L1) |
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发表于 2009-12-5 14:33
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支持！
反对！
楼主