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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; ^$ b) L3 U0 B* e8 O" x) Q
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
9 }# Z% j% Q0 n: G
8 R3 i' [% ?% y$ H5 j- KlxRules(
[5 V: M: `: Y# n$ ~% y2 Z7 c5 k6 ]. b8 [) w" ~* ?! s4 B$ U/ @$ M
lxMPPTemplates(9 G. f( S: F! ]
;( name [masterPath] [offsetSubpaths] [encSubPaths] [subRects] )$ Y# [! X% u: D6 n E9 W @! M
;
: g, s$ L0 v: |2 I/ g& o0 k7 c' f2 w; masterPath:7 M6 `3 L C0 }! B, I$ B
; (layer [width] [choppable] [endType] [beginExt] [endExt] [justify]# y( g0 |( W5 y. k- H
[offset]! o6 P5 T0 L* h- i: Y
; [connectivity])
/ P& T# g- G4 I;3 e( [& B$ r. S _ W- x2 P# W7 [( H
; offsetSubpaths:$ H9 h/ U( H m' Y( M
; (layer [width] [choppable] [separation] [justification] [begOffset]0 j4 ~3 u- O) ^' P4 Y/ _1 Z9 g
[endOffset]
# E3 c5 b1 n J( x. @# d7 C; [connectivity])
! F9 l4 L$ L; Y$ m& Y% w) M;- ^2 F+ h& P* V1 P: S* F
; encSubPaths:9 o" ]* P& Q) v' {
; (layer [enclosure] [choppable] [separation] [begOffset] [endOffset]
5 L- B. y0 N2 O* b8 R; [connectivity])
% R2 u( I% a6 B- ]3 `; L;- _9 A$ g d4 a, _" r
; subRects:
# n. k& L- @3 S8 l& @/ F7 r; (layer [width] [length] [choppable] [separation] [justification]* B" Q/ K8 E Z4 H
[space] [begOffset] [endOffset] [gap]( n1 |! X3 J, l" t0 s" Y5 N/ v& ]
; [connectivity])( O0 I+ u/ L& ] L* I
;. w* b/ B9 R) f4 a2 [
; connectivity:
; q3 k2 _' t% ]0 @" F; ([I/O type] [pin] [accDir] [dispPinName] [height] [ layer]
. ~) B! l, u0 L% n; J, K& A& ~; [layer] [justification] [font] [textOptions] [orientation]
( g! n6 M- ^8 b. x, {- o/ C# v' d; p; [refHandle] [offset])
1 Y% H1 [' Q+ L f, }9 B- Y% ]" G;- a i% u! g- [* K4 F8 P3 m; }
;( ---------------------------------------------------------------------$ G k4 Y- Y& x+ {+ k% N' x; u
)
0 L0 z! [5 v" N5 }4 T: ^; X: S9 a4 b% w) M# F8 j
(PP_RING_ROW_1
: [/ t* i6 a# _% ?- s: N(("PIMP" "drawing") 0.46)
, w1 L* m9 o V e* ynil
+ B+ Q$ j4 L3 X0 Y- f((("DIFF" "drawing") 0.02)
* F5 w7 m: }" F8 D0 r7 d7 D! s(("METAL1" "drawing") 0.06)
( y- r0 X( ]% r' h. ?' y)$ f# O N5 c- i
((("CONT" "drawing") 0.22 0.22 t nil nil
$ P4 s9 a1 w! l9 R0.28 -0.25 -0.25)0 m6 L6 v' j' s2 F9 O7 _8 H# J* }
)
% r$ k9 R" k" W- c& e/ I* n: v* K)% S; }' j" u- k3 S8 C& ~& j& ^
..... any other MPP define..( R: ^5 p6 h J9 A( V
..... ....
2 r) t0 s4 A% f M8 Y# {1 P..... ...
+ s) d1 @5 Y- y3 f! _4 t0 O( }: x# N' m6 l. s
) ; end MPP
% ]9 u e+ c9 v.... other class$ v6 K7 Q! P7 b( z
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