add SEEED PCB DFM manual to our docs

[hw/altusmetrum] / packages / te-connectivity / micromatch-smt-v.py

diff --git a/packages/te-connectivity/micromatch-smt-v.py b/packages/te-connectivity/micromatch-smt-v.py
new file mode 100755 (executable)
index 0000000..517ef84
--- /dev/null
+++ b/packages/te-connectivity/micromatch-smt-v.py
@@ -0,0 +1,105 @@
+#!/usr/bin/python
+# Copyright 2015 by Bdale Garbee <bdale@gag.com>.  GPLv2
+#
+# Program to emit PCB footprint for
+#   Tyco/AMP Micro-MaTch vertical surface-mount female connectors
+#
+# Needs pin count on command line, in range of 4..20 even numbers only
+#
+
+# dimensions in mm from ENG_CD_188275_S3_c-188275_drw.pdf
+PadWidth = 1.50
+PadHeight = 3.00
+PadSpacing = 1.27
+RowGap = 1.50          # space between rows
+
+Clearance = 0.006      # in mils
+
+BoxY = 5.2
+BoxXbase = 4.55
+BoxXstep = 2.55
+
+LineWidth = 600
+
+import sys
+
+# we're going to use the 1/100 of a mil fundamental unit form
+def mm2mils100( mm ):
+       return int( mm / 25.4 * 1000.0 * 100.0 + 0.5 )
+
+pins = int(sys.argv[1])
+
+if pins < 4:
+       sys.stderr.write('Must be at least 4 pins\n')
+       sys.exit(1)
+if pins > 20:
+       sys.stderr.write('Must be no more than 20 pins\n')
+       sys.exit(1)
+
+if len(sys.argv) > 2:
+    if sys.argv[2] == "latch":
+       BoxXbase = 7.15
+
+BoxXOffset = -((pins - 1) * PadSpacing)/2
+
+print '# author: Bdale Garbee'
+print '# email: bdale@gag.com'
+print '# dist-license: GPL 2'
+print '# use-license: unlimited'
+
+print 'Element[0x0 "MicroMatch%i"' % pins,'"" "" 0 0 0 0 0 100 0x0]'
+print "("
+for col in range ((pins+1)/2):
+    for row in range (2):
+       if row == 1:
+           origin= (RowGap + PadHeight)/2
+       else:
+           origin= -(RowGap + PadHeight)/2
+        pinnum = (col * 2) + row + 1
+       Flags = '"square,nopaste"'
+
+       print '   Pad[', \
+           mm2mils100((pinnum-1)*PadSpacing + BoxXOffset), \
+           mm2mils100(origin + PadHeight/2 - PadWidth/2), \
+           mm2mils100((pinnum-1)*PadSpacing + BoxXOffset), \
+           mm2mils100(origin - PadHeight/2 + PadWidth/2), \
+           mm2mils100(PadWidth), \
+           0, \
+           mm2mils100(PadWidth)+Clearance*2, \
+           '"pin%i"' % pinnum, '"%i"' % pinnum, Flags, ']'
+           
+BoxX = BoxXbase + pins/2 * BoxXstep
+BoxX1 = -BoxX/2
+BoxX2 = BoxX/2
+BoxY1 = -BoxY/2
+BoxY2 = BoxY/2
+
+print '   ElementLine[', \
+       mm2mils100(BoxX1), \
+       mm2mils100(BoxY1), \
+       mm2mils100(BoxX1), \
+       mm2mils100(BoxY2), \
+       LineWidth, ']'
+
+print '   ElementLine[', \
+       mm2mils100(BoxX1), \
+       mm2mils100(BoxY2), \
+       mm2mils100(BoxX2), \
+       mm2mils100(BoxY2), \
+       LineWidth, ']'
+
+print '   ElementLine[', \
+       mm2mils100(BoxX2), \
+       mm2mils100(BoxY2), \
+       mm2mils100(BoxX2), \
+       mm2mils100(BoxY1), \
+       LineWidth, ']'
+
+print '   ElementLine[', \
+       mm2mils100(BoxX2), \
+       mm2mils100(BoxY1), \
+       mm2mils100(BoxX1), \
+       mm2mils100(BoxY1), \
+       LineWidth, ']'
+  
+print ")"