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有时候，做元件封装的时候，做得不是按中心设置为原点（不提倡这种做法），所以制成之后导出来的坐标图和直接提供给贴片厂的要求相差比较大。比如，以元件的某一个pin 脚作为元件的原点，明显就有问题，直接修改封装的话，PCB又的重新调整。8 |( G1 w6 t% w- t% T3 ]. b, X
8 L2 ]3 ?2 g# u# f4 c) {7 o: W" f所以想到一个方法：把每个元件所有的管脚的X坐标和Y坐标分别求平均值，
7 [6 \1 m# R: a3 a! [# U ^就为元件的中心。
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, l1 ]" x1 D1 M: r8 ~ S对于大部分元件应该都是完全正确的。" \5 g1 ?3 ~& o" t; P
- V/ A/ V* _0 ~2 _$ G但也有小部分可能稍微有点偏差，比如三极管、管脚间距不完全相等的继电器，当然这部分是很少很少的部分，而且也偏差不大。% l8 y8 y0 g, D: f
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贴片厂贴片都会检查一下，特别是不规则的封装，7 x( [: T6 S( d5 H
也无法认定中心应该设置在哪。
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* f4 w# k6 }, F& X3 B/ w# z# @; Q不要偏差太大，即可以稍微调整。
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把以下代码另存为*.bas文件，然后在pads Layout中导入。
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导入方法：tools——）Basic Script——）Basic Script——）Load file，把保存的.bas文件导入即可。
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) P: P: k& R1 D4 u/ ~1 P8 r然后点击run，方法和运行原来就有的我文件一样。0 z- Q9 p& v+ N1 {& d( {& b
/ ~: N0 g( Q1 s$ j; A$ G4 K如果 不会操作的 下载 ！8 i- @" D, a% X6 y$ |1 i, I
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Sub Main9 A2 r$ p% s D1 E# p
' Open temporarly text file4 j& \& _# [* B; y8 {
Randomize
. m7 _4 N t3 r0 _' [filename = DefaultFilePath & "\tmp" & CInt(Rnd()*10000) & ".xls"
, r' |+ R. N# Y& Z: POpen filename For Output As #15 K' [$ K" B0 @9 [" D! ^
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' Output Headers4 W" ~. V O3 k5 e
Print #1, "PartType"; Space(32);
4 `2 a. ]* a. V+ q, tPrint #1, "RefDes"; Space(24);
" L4 C! e! P* y5 E1 ]Print #1, "PartDecal"; Space(32); d4 I0 y/ ]' H
Print #1, "Pins"; Space(6);6 O- y- I* K9 u& T2 f- r* X- q
Print #1, "Layer"; Space(26);
( m Q5 L5 D9 T% f8 p$ gPrint #1, "Orient."; Space(24);9 ~# ~; r, @& G# L# }5 t
Print #1, "X"; Space(30);
f/ @' c4 r5 h) \. K5 A( EPrint #1, "Y"; Space(29);* z: G! W+ R! F3 Z
Print #1, "SMD"; Space(7);
6 [3 D, C& d5 gPrint #1, "Glued"; Space(0)7 b l2 @/ x6 c1 b( m
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' Lock server to speed up process
1 `7 i0 x5 k6 q% e( m* eLockServer0 }. G( @4 r% I9 C8 x
/ \7 f- l/ C, [7 z' Go through each component in the design and output values
F8 Q& x* [# LFor Each nextComp In ActiveDocument.Components; e! x8 _' }' s
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Dim centerX As Single8 Z. w S0 ^$ ?- F
Dim centerY As Single# x2 W+ c* Z( C. i: v& U9 S
Dim cout As Integer
4 h: J& a5 S4 T' G% r u9 c: I centerX = 0.00 B# G( G2 ^. s/ R1 @
centerY = 0.0
4 P8 n/ |( j2 m cout = 04 |; f" Y) g) C- G
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Print #1, nextComp.PartType; Space$(40-Len(nextComp.PartType));: ]# h0 Q* |' v- A% c) F& o
Print #1, nextComp.Name; Space$(30-Len(nextComp.Name));
4 m/ t- g; D9 D- J! S# _Print #1, nextComp.Decal; Space$(40-Len(nextComp.Decal));
3 c& U9 t3 T; P! G, e/ TPrint #1, nextComp.Pins.Count; Space$(10-Len(nextComp.Pins.Count));: _0 r* G: q" f `$ e5 k
Print #1, ActiveDocument.LayerName(nextComp.layer); Space$(30-Len(ActiveDocument.LayerName(nextComp.layer)));8 S4 k9 T$ @4 v( A
Print #1, nextComp.Orientation; Space$(30-Len(nextComp.Orientation));
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7 M U; k& l) c3 u9 v1 l: M8 {For Each nextCompPin In nextComp.Pins" |+ s; t9 j l1 D7 B6 r
centerX = centerX+nextCompPin.PositionX) p. D9 n1 ^; q8 P9 ]6 D
centerY = centerY+nextCompPin.PositionY9 b3 }! r( P' C+ ]
Next nextCompPin) q; h0 f* _: L/ X; Q
centerPositionX = Format$(centerX/(nextComp.Pins.Count), "#.00")
' j( t9 W- z/ {6 G0 r' FcenterPositionY = Format$(centerY/(nextComp.Pins.Count), "#.00")9 L: e2 @8 n* p* q# A
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Print #1, centerPositionX; Space$(30-Len(nextComp.PositionX));8 d: q) f4 G8 Y
Print #1, centerPositionY; Space$(30-Len(nextComp.PositionY));% {! l( I8 u' S1 Q+ w
Print #1, nextComp.IsSMD; Space$(10-Len(nextComp.IsSMD));
0 K) a% m; u9 u6 s% j- WPrint #1, nextComp.Glued; Space$(10-Len(nextComp.Glued)): ?3 a% o* w8 `/ ]2 o1 g" r
Next nextComp
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' ? i* }# o2 B) t" |! q' Unlock the server5 x6 n% S3 e G7 g
UnlockServer
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2 s; t5 C# S3 y' Close the text file# W G* c. V6 i
Close #1
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' Start Excel and loads the text file
# {. S+ }) q, |- L" `! LOn Error GoTo noExcel0 {/ F: m$ x/ U3 R0 [- a: E5 _
Dim excelApp As Object
! D/ P* ?) @, m! Q( sSet excelApp = CreateObject("Excel.Application")
1 Z9 w# p8 n& yOn Error GoTo 0
8 N7 U: b" T0 _5 X% h; JexcelApp.Visible = True& F5 F& j/ z6 T
excelApp.Workbooks.OpenText FileName:= filename0 B& J+ w3 r, F) B3 a
excelApp.Rows("1:1").Select
3 J0 t5 U, @$ K. Z9 _/ n% H" HWith excelApp.Selection( T, t* f: }9 V1 P- u
.Font.Bold = True
2 h5 Z# |& r' a- i- J( J! e.Font.Italic = True
" ?2 T$ W, c4 G4 hEnd With+ M$ J) [% i1 [* {8 Y
excelApp.Range("A1").Select1 k, y3 o0 r6 y/ F9 p b: N
Set excelApp = Nothing
* A" C/ H% C, O5 G0 K& fEnd s5 ~5 l1 d2 p& p/ A
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noExcel: \3 i2 T. v4 f A2 o$ s% b
' Display the text file
- k& {& O/ |, y9 L% nShell "Notepad " & filename, 3
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) e% a: x4 f' L4 W! B0 [) BEnd Sub
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发表于 2020-5-8 11:18
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