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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% P! t# ~5 h: d" x% t
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
, p( V$ g* W: ?1 g. W
1 K7 K9 d! N1 i6 L0 C- p( ClxRules(
- `" f; Z$ q5 t+ M/ a
4 U7 ]# G5 W( ZlxMPPTemplates(
! f# ~. f) p4 y% M" Z' j;( name [masterPath] [offsetSubpaths] [encSubPaths] [subRects] )" L* u7 P2 c* `+ v) F3 h
;3 ^4 O# m0 I* i7 u* x3 A
; masterPath:
" ]. e! x5 A* ]& g2 K/ W; (layer [width] [choppable] [endType] [beginExt] [endExt] [justify]' r' _ h* J1 L& Q+ D, w- J
[offset]
% q/ n- Z+ G1 u$ z/ P4 z! K. [9 _; [connectivity])& i! K$ |4 h# [0 H4 @
;6 _* C* Q5 [# C" X: A1 \
; offsetSubpaths:8 E+ ^3 d& S( \
; (layer [width] [choppable] [separation] [justification] [begOffset]; h, P( o) E$ M6 ]) S3 y+ p
[endOffset] u- v- }3 B' V; Q1 ?+ L) K4 r6 C
; [connectivity])* j1 {# K9 L3 ]2 o: ?, ^
;
2 @' U* t0 n) q# L! m; encSubPaths:
U4 M: i- G9 O3 }# {6 {; (layer [enclosure] [choppable] [separation] [begOffset] [endOffset]
/ C/ i% U& Q/ [; w% F; [connectivity])! g* U( q! n6 i3 ~5 L+ J+ D
;
. I0 W. E2 f. H7 H. E; subRects:' \; O; ?( G- C/ q* J
; (layer [width] [length] [choppable] [separation] [justification]
+ R1 k' q$ I9 ]2 ]% v( @[space] [begOffset] [endOffset] [gap]9 [! \, k( M' ~& J5 F& X
; [connectivity])
2 P$ b& {5 i& N/ l0 P/ P;
& V. n- N8 w4 H. [; connectivity:
# j6 T7 e: |* x3 r% d- D& O; ([I/O type] [pin] [accDir] [dispPinName] [height] [ layer]3 r/ S/ d( T; [6 l" j6 H7 S5 C
; [layer] [justification] [font] [textOptions] [orientation]4 r5 b/ d2 G: k1 m" k3 I& l
; [refHandle] [offset])' |- z( b7 w2 w7 I9 P! T
;$ f0 ~& i/ D, H" o5 c
;( ---------------------------------------------------------------------
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8 e! X) Q4 e2 x. t/ X$ ^/ x(PP_RING_ROW_1* B# g/ k T( k/ e: W
(("PIMP" "drawing") 0.46)
0 U+ d' K0 o: i' W! r `; nnil
. {' ^1 n% t8 H: [) S((("DIFF" "drawing") 0.02)
$ ?" y0 {: a. H( A( q(("METAL1" "drawing") 0.06)
/ n! w) v3 I0 b9 j2 ~: O)
4 `% E: Z7 {9 w: d# G2 v0 o((("CONT" "drawing") 0.22 0.22 t nil nil/ {: P* C! x) F7 Z8 ?; ^. \
0.28 -0.25 -0.25)' P8 Z" A: A3 E! g! X. ^0 P
)$ Y4 d" R% N ~8 h& L
)
g. K" c* n6 K' |( k! ]% Z..... any other MPP define..7 k. s- p' U g
..... ....
: t$ ]% {4 s' i+ {% f% j, b; k..... ...
0 {7 u* G+ |3 S! \. W
! y9 Y' a. i9 H1 E4 y7 U* }) ; end MPP
" e8 @& b7 U2 W% y$ w.... other class
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