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可以在tf文件里面定义,也可以自己定义Multipath来做guardring0 ^% c( E: c2 g5 s: X. ]" }
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
j* [" |1 z5 ?1 O/ R' y V
9 T/ ?3 R( R) i% {- LlxRules( P: m1 V' T2 o/ f: S u$ Q/ `
; ^- V F) m! y6 t0 V% [ [' p% q
lxMPPTemplates(' h" ?- @6 t6 z# S- O) ]
;( name [masterPath] [offsetSubpaths] [encSubPaths] [subRects] )
* j4 U/ f7 r. P8 N- F1 Y' [5 e. [& Z;
6 t- `+ o% M; k9 S3 B. f+ g; masterPath:
+ P' h/ X+ @( o/ C: Y; (layer [width] [choppable] [endType] [beginExt] [endExt] [justify]. U; i3 \( h7 s4 d, T% A& S
[offset]
' t& J7 }1 v' W$ ~5 w/ ~1 q; [connectivity]) X; F/ X, [* G+ H
;
6 Y8 [/ G) b: j2 d& {; offsetSubpaths:
5 \! O: r2 L3 s1 @. U( s, V/ f; (layer [width] [choppable] [separation] [justification] [begOffset]
0 i/ ^) i1 n! t6 M% q[endOffset]
0 }+ s1 P- Q' `. S$ C0 A* K; [connectivity])" d" I+ }& `1 g
;
7 U- \$ ] A5 z! u% v; encSubPaths:, S; {( f6 m5 ?4 d9 a! |
; (layer [enclosure] [choppable] [separation] [begOffset] [endOffset]. Q* ?* d n6 {6 j' z
; [connectivity])% S$ b" X/ P G+ T' Q: O
;: e9 z1 @ d& V6 \
; subRects:" z- Y' o1 |7 T/ z# I7 Y
; (layer [width] [length] [choppable] [separation] [justification]
5 e7 G1 |+ x: f6 c" f2 y4 b4 ?[space] [begOffset] [endOffset] [gap]7 d4 Y$ s! i( w4 i+ {, X r
; [connectivity])1 l0 E* J, [6 E# k9 B- i
;
/ b7 W I) p, d7 K/ L5 h/ v2 `, ?; connectivity:5 i1 U8 ]1 U" K4 }1 `
; ([I/O type] [pin] [accDir] [dispPinName] [height] [ layer]
3 [5 c0 M' ^5 M9 J {6 U; [layer] [justification] [font] [textOptions] [orientation]
. M) i4 t# a5 v9 |- h2 E: C; [refHandle] [offset])5 G6 E) ?# a6 }9 @ G6 U
;
+ G! d; @8 t9 {: }+ _6 ?( B;( ---------------------------------------------------------------------
g. M( s/ Z7 S& G* Z( K)
' Z4 P: n* o( b0 A+ S. b, L$ r
; ^; x! ^! Q) v(PP_RING_ROW_1+ }/ n( [- v# C+ ?7 G, C( j# J
(("PIMP" "drawing") 0.46); S& C' Y5 E$ p' e
nil- _- M5 E8 _, v; u
((("DIFF" "drawing") 0.02)
8 R; p1 E8 z( N5 m: m0 [3 C j8 s(("METAL1" "drawing") 0.06)0 H7 y9 _: V3 r' r" J7 ^
)9 O0 B9 D5 }- }
((("CONT" "drawing") 0.22 0.22 t nil nil
9 _9 C3 ^# U. k; ?6 I0 Z& u0.28 -0.25 -0.25)1 z6 i! Z! e/ U+ s5 T% N/ o
)" b. N" f1 Q, T' N' p$ Q
)
& g+ k A" F6 s9 X. {2 n5 g..... any other MPP define.." a0 ]! b0 e+ g
..... ....
/ s) {5 o4 Q. H0 Q# H9 p..... ...5 T3 y8 v5 x# f$ J
9 }9 z( l& T$ ^ a4 `! u0 k
) ; end MPP
) p/ c1 Z4 z: h* A" \; _8 T.... other class
. l4 x7 W( L5 S... |
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