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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
, O3 A4 c# ]8 |3 D7 S1 z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" @' T6 M& w$ m0 Q) I
. M% |* @" |# G9 @+ T+ @9 l( ElxRules(
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lxMPPTemplates(. c8 d7 ]6 m7 b+ {5 c
;( name [masterPath] [offsetSubpaths] [encSubPaths] [subRects] )
+ B% }, U9 l7 q8 q9 C( L ~) A;4 i2 C o7 B9 c5 G
; masterPath:
4 {, F! A. J# }8 y* {8 s; (layer [width] [choppable] [endType] [beginExt] [endExt] [justify]
) p5 s5 Y+ v' g' B! N[offset]7 {& F. K! l% V3 Z4 w
; [connectivity])9 C$ ?. V1 d- S7 i. o3 p
;; W3 @7 q! ~$ N, r
; offsetSubpaths:8 ^4 _4 [! ]9 ?4 |( b8 [
; (layer [width] [choppable] [separation] [justification] [begOffset]& \. ^ O. D1 M
[endOffset]
7 d5 u" u; ?- M& M; [connectivity])
7 Y4 @6 e/ k7 v! k n. i;: [2 J# Y) U/ u2 G" S
; encSubPaths:
2 L$ R- g3 d" I; (layer [enclosure] [choppable] [separation] [begOffset] [endOffset]% d: e9 ^- m( r9 y1 n4 X2 O% K
; [connectivity])6 k1 o, I% g8 G4 |. \; H
;# c/ A( e7 h. g; n
; subRects:& b3 ^' W" T0 W5 L5 C- S
; (layer [width] [length] [choppable] [separation] [justification]
' c8 Z! B7 `" p% L4 b* D% z3 d[space] [begOffset] [endOffset] [gap]& R# |4 n+ r4 ]7 G
; [connectivity])
8 Z- G. Y% c* K6 g- c;
. N- D9 Y! d! Q% h0 h: j3 n; connectivity:
. ?' s7 h8 T+ k6 C0 f* ^) h; ([I/O type] [pin] [accDir] [dispPinName] [height] [ layer]4 p y% f7 H5 q9 j' G, G
; [layer] [justification] [font] [textOptions] [orientation]
+ l W! I# ~$ N4 ]9 ~9 M0 [$ l) j* i; [refHandle] [offset])
* L \# J# c; }3 \6 P;
( ]( b$ Z9 y- |4 {( ?;( ---------------------------------------------------------------------
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8 ?" D0 |" c4 u$ k, e, c6 x(PP_RING_ROW_1 ~; _6 B$ E6 Q( Y' ~$ Y$ y+ P
(("PIMP" "drawing") 0.46)
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((("DIFF" "drawing") 0.02)
# ]" I' a) w7 G% C(("METAL1" "drawing") 0.06)
+ [( q- Z! G) ]2 G& r* l)2 O+ V) v1 ~, \$ }
((("CONT" "drawing") 0.22 0.22 t nil nil% F5 I7 w. h* `3 U
0.28 -0.25 -0.25)
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)
/ ?1 W& C; v. g4 m..... any other MPP define..$ H( ^+ M( |, w# l: i! ]5 T J# O3 ]
..... ....
6 }+ N; {/ R$ x! R5 w..... ...
8 b, U* H* ^$ v% \. ]* ?3 I( H% v
) ; end MPP
2 @/ F S( r4 X. B* u* j; N1 o, f.... other class% F# R/ _ T; l* M+ @# z) @
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