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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
y6 M( D4 V+ D4 B+ Y) T+ z3 f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$ f( u) I f z% s& d- b, }
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lxRules(
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/ X, r& g- V% Z& GlxMPPTemplates(4 u% W9 {$ {( @( U; ]
;( name [masterPath] [offsetSubpaths] [encSubPaths] [subRects] )
; c8 p/ O) m* u7 C p; p& E;
( r: ~; M/ E% b; y, C% d8 t; masterPath:+ }+ C' D+ h- o( L/ U4 d2 g9 w
; (layer [width] [choppable] [endType] [beginExt] [endExt] [justify]
/ h* C+ R4 p" @& D m[offset]; H1 i% ?2 t) {# M- f0 T7 F$ `. U
; [connectivity])
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; offsetSubpaths:
: P9 \+ l, p6 |- I* q; (layer [width] [choppable] [separation] [justification] [begOffset]
. N) |4 Z1 o- E3 S' [+ u[endOffset], x7 b3 w( v: t6 u: U' b# `2 H$ t
; [connectivity])
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; encSubPaths:, x2 c# O4 B5 v# n: B* J% O
; (layer [enclosure] [choppable] [separation] [begOffset] [endOffset]
* w" O& {1 H4 X' b6 _; [connectivity])
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# {; g1 J. a: f8 L5 d; subRects:7 ^; L% C5 d" t4 F
; (layer [width] [length] [choppable] [separation] [justification]
' d$ Q% P4 k T9 g3 ~[space] [begOffset] [endOffset] [gap]
7 ]3 Z2 n( m# v+ t+ H3 K/ K; [connectivity])
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; connectivity: Z0 w+ P5 B' Z# a2 r) N' M0 k
; ([I/O type] [pin] [accDir] [dispPinName] [height] [ layer]- N/ Q' y' V" M9 d: v5 D/ X$ N
; [layer] [justification] [font] [textOptions] [orientation], d1 [. Q+ ]" q1 i' Y$ \- i
; [refHandle] [offset])
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;( ---------------------------------------------------------------------9 p5 c [9 a9 z1 G. s
)
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(PP_RING_ROW_1
( w2 u# y! G. J9 v9 R% Q! Q0 t(("PIMP" "drawing") 0.46)
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. K- W3 M1 U3 ^ k- e4 I5 W((("DIFF" "drawing") 0.02)
9 l6 k3 z6 z) F' O x+ E(("METAL1" "drawing") 0.06)+ Z6 e9 C* y9 E5 N; N) m
)
9 C; |' Z2 m" I# [2 A$ K((("CONT" "drawing") 0.22 0.22 t nil nil
6 {' \" V; y5 G$ T$ ? A+ o$ }0.28 -0.25 -0.25)
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)# p" x7 ~, H6 ~& W* a k' M% d
..... any other MPP define..
5 z j" J% d4 p& K* U- b..... ....
. p- @4 b; D7 ]8 ]' p& f..... ...: r: s6 w& d0 M/ f: g9 o7 B/ P9 t
; ^0 u* D# }) C ?
) ; end MPP) a, `. d/ C$ u2 y, L! O, q$ Z- H
.... other class1 R; ~* u/ ^7 T* f4 d; P
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