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可以在tf文件里面定义,也可以自己定义Multipath来做guardring( O$ v: E% x8 {4 [: ~8 c' h! h- q7 k
在tf文件里面定义大概格式如下格式,但是有些代工厂的tf自己加了语句上去不起作用
, _: W" r6 y+ K* o
* g m1 T5 N! j- ?' D! ylxRules(1 U ~4 T% d2 ?5 N" N0 r+ N
2 \; A& T0 V5 ^2 V; Y" I& h: q
lxMPPTemplates(
. V( b5 ^7 l4 B |; U;( name [masterPath] [offsetSubpaths] [encSubPaths] [subRects] )( m; j) Z9 F! P. E
;1 i4 f* F9 H- g, K$ |' Y3 K
; masterPath:0 N8 A# H6 Q {( d) s
; (layer [width] [choppable] [endType] [beginExt] [endExt] [justify]
) n8 a+ P# P: W% z4 `! p# U[offset]
r7 f: ]. r# G$ D; [connectivity]) J$ b' r9 e8 d( V' B4 x# M* b
;
& B6 f) ~6 c# E* O \; offsetSubpaths:
1 X$ C1 E9 s5 c7 P! L3 v1 P. g* e; (layer [width] [choppable] [separation] [justification] [begOffset]
9 Y% X2 e: t: N% M" N" i+ G[endOffset]. S# ^; `' ]8 I3 z& }
; [connectivity])
) \9 j0 @* @8 [- h4 Y. Z;
3 |; R' @ C, n' ]; encSubPaths:4 A+ M, l* T+ j# b- W
; (layer [enclosure] [choppable] [separation] [begOffset] [endOffset]
% @) f' [4 [, r8 f# s0 o8 J5 |; [connectivity])9 _$ O. H% l7 x8 l. I0 {. L# |
;* W f9 W R' E g; j
; subRects:! Z0 d# m. G: A4 l3 M, i' w# |9 }/ p
; (layer [width] [length] [choppable] [separation] [justification]
% A, x1 B' u$ \2 w0 t[space] [begOffset] [endOffset] [gap]
3 {/ ?; ?; v+ X& @; [connectivity])4 u p+ E. r7 g
;2 L. _- i, d' A7 A5 [
; connectivity:% j! r' }+ ]1 b- s, G/ O
; ([I/O type] [pin] [accDir] [dispPinName] [height] [ layer]
' G2 q/ s b# w; [layer] [justification] [font] [textOptions] [orientation]1 O, c8 r+ M: T% ^5 Y
; [refHandle] [offset])4 x6 f* N, H0 K3 \/ e# j+ C
;
' f: V h# L3 O: d' w;( ---------------------------------------------------------------------6 b& ?/ v1 l1 X `0 ?% u% g
)
1 C$ c) H6 a2 K, ]
% U* @7 j' X# C, `; m(PP_RING_ROW_1- S8 |9 [7 E# p$ b) @' ~# E
(("PIMP" "drawing") 0.46)# \% @* }' N% p* m, {
nil K$ s; D& s* Z# u, A8 t
((("DIFF" "drawing") 0.02)
6 z0 ?$ Z/ ?6 L% [+ d; y1 Z5 \( A(("METAL1" "drawing") 0.06)6 E. ]1 n$ V, z1 J% i
): s) R5 ]1 x+ }7 t
((("CONT" "drawing") 0.22 0.22 t nil nil5 F; ~1 j8 a! `6 E- g) o# S5 e% X
0.28 -0.25 -0.25)
- h! R |9 p$ x: Q, ~)5 G$ g2 X3 {5 \" K
)$ \, u, y% [* o' q
..... any other MPP define..
2 ?6 M( e$ r" v5 G% y. C9 N..... ....
; t' S8 M0 x; [# k..... ..., O2 ]1 ^& d: p# u% h! w
3 N1 ^" @: B v* V
) ; end MPP
: v+ {# ]4 b( \8 Z+ T.... other class: p' k* I0 e8 ]6 p6 r0 R; @
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