-#!/usr/bin/python
+#!/usr/bin/python3
# Copyright 2014 by Bdale Garbee <bdale@gag.com>. GPLv2
#
-# Program to emit PCB footprint for Keystone model 931 USB A male connector
+# Program to emit PCB footprint for Keystone model 931 USB A male connector,
+# should also work fine for 4ucon 10017 / 10019, and Acon C-UAR70-00-00
#
-# dimensions in mm from Keystone datasheet
-TabDiam = 2.50
+# dimensions in mm homogenized from Keystone, 4ucon, and Acon datasheets
+
+ # note that in practice we may not want
+ # holes for the tabs in a USB key form factor,
+ # in which case just delete the features in
+ # the PCB layout and make board width right
+TabDiam = 1.00
+TabLen = 2.50
TabSpacing = 11.70
+TabMetal = 0.5
PinDiam = 1.10
-PinSpacing = 4.60
+PinSpacing = 4.50 # keystone wants 4.6 here .. really?
-PadHeight = 1.99
-PadWidth = 1.10
+PadHeight = 2.0 # keystone says 1.99 but is 0.1 closer
+PadWidth = 1.20 # keystone says 1.1 but wider will work
Pad14 = 7.0
Pad23 = 2.0
-PadRowOffset = 2.50
-EdgeOffset = 2.90
+PadRowOffset = 2.60
+EdgeOffset = 2.70 # keystone says 2.9, but shorter should be ok
import sys
def mm2mils100( mm ):
return int( mm / 25.4 * 1000.0 * 100.0 + 0.5 )
-print '# author: Bdale Garbee'
-print '# email: bdale@gag.com'
-print '# dist-license: GPL 2'
-print '# use-license: unlimited'
+print('# author: Bdale Garbee')
+print('# email: bdale@gag.com')
+print('# dist-license: GPL 3')
+print('# use-license: unlimited')
-print 'Element[0x0 "usbAmale" "" "" 0 0 0 0 0 100 0x0]'
-print "("
-print ' Pad[',\
+print('Element[0x0 "usbAmale" "" "" 0 0 0 0 0 100 0x0]')
+print("(")
+print(' Pad[',\
mm2mils100(Pad14/2), \
mm2mils100(PadRowOffset - PadHeight / 2 + PadWidth/2), \
mm2mils100(Pad14/2), \
mm2mils100(PadWidth), \
mm2mils100(0), \
mm2mils100(PadWidth)+600, \
- '"pin4" "4" 0x0100]'
+ '"pin4" "4" 0x0100]')
-print ' Pad[',\
+print(' Pad[',\
mm2mils100(-Pad14/2), \
mm2mils100(PadRowOffset - PadHeight / 2 + PadWidth/2), \
mm2mils100(-Pad14/2), \
mm2mils100(PadWidth), \
mm2mils100(0), \
mm2mils100(PadWidth)+600, \
- '"pin1" "1" 0x0100]'
+ '"pin1" "1" 0x0100]')
-print ' Pad[',\
+print(' Pad[',\
mm2mils100(Pad23/2), \
mm2mils100(PadRowOffset - PadHeight / 2 + PadWidth/2), \
mm2mils100(Pad23/2), \
mm2mils100(PadWidth), \
mm2mils100(0), \
mm2mils100(PadWidth)+600, \
- '"pin3" "3" 0x0100]'
+ '"pin3" "3" 0x0100]')
-print ' Pad[',\
+print(' Pad[',\
mm2mils100(-Pad23/2), \
mm2mils100(PadRowOffset - PadHeight / 2 + PadWidth/2), \
mm2mils100(-Pad23/2), \
mm2mils100(PadWidth), \
mm2mils100(0), \
mm2mils100(PadWidth)+600, \
- '"pin2" "2" 0x0100]'
+ '"pin2" "2" 0x0100]')
-print ' Pin[',\
+print(' Pin[',\
mm2mils100(-PinSpacing/2), \
mm2mils100(0), \
mm2mils100(PinDiam+0.3556), \
mm2mils100(0.31), \
mm2mils100(PinDiam+0.66), \
mm2mils100(PinDiam), \
- '"mnt" "G" 0x0000]'
+ '"mnt" "G" 0x0000]')
-print ' Pin[',\
+print(' Pin[',\
mm2mils100(PinSpacing/2), \
mm2mils100(0), \
mm2mils100(PinDiam+0.3556), \
mm2mils100(0.31), \
mm2mils100(PinDiam+0.66), \
mm2mils100(PinDiam), \
- '"mnt" "G" 0x0000]'
+ '"mnt" "G" 0x0000]')
-print ' Pin[',\
+print(' Pin[',\
mm2mils100(-TabSpacing/2), \
- mm2mils100(0), \
- mm2mils100(TabDiam+0.3556), \
+ mm2mils100(-(TabLen-TabDiam)/2), \
+ mm2mils100(TabDiam+TabMetal), \
mm2mils100(0.31), \
mm2mils100(TabDiam+0.66), \
mm2mils100(TabDiam), \
- '"mnt" "G" 0x0000]'
+ '"mnt" "G" 0x0000]')
+
+print(' Pin[',\
+ mm2mils100(-TabSpacing/2), \
+ mm2mils100((TabLen-TabDiam)/2), \
+ mm2mils100(TabDiam+TabMetal), \
+ mm2mils100(0.31), \
+ mm2mils100(TabDiam+0.66), \
+ mm2mils100(TabDiam), \
+ '"mnt" "G" 0x0000]')
+
+print(' Pad[',\
+ mm2mils100(-TabSpacing/2), \
+ mm2mils100(-(TabLen - TabDiam)/2), \
+ mm2mils100(-TabSpacing/2), \
+ mm2mils100((TabLen - TabDiam)/2), \
+ mm2mils100(TabDiam + TabMetal), \
+ mm2mils100(0.31), \
+ mm2mils100(PadWidth)+600, \
+ '"mnt" "G" ""]')
+
+print(' Pad[',\
+ mm2mils100(-TabSpacing/2), \
+ mm2mils100(-(TabLen - TabDiam)/2), \
+ mm2mils100(-TabSpacing/2), \
+ mm2mils100((TabLen - TabDiam)/2), \
+ mm2mils100(TabDiam + TabMetal), \
+ mm2mils100(0.31), \
+ mm2mils100(PadWidth)+600, \
+ '"mnt" "G" "onsolder"]')
-print ' Pin[',\
+print(' Pin[',\
mm2mils100(TabSpacing/2), \
- mm2mils100(0), \
- mm2mils100(TabDiam+0.3556), \
+ mm2mils100(-(TabLen-TabDiam)/2), \
+ mm2mils100(TabDiam+TabMetal), \
+ mm2mils100(0.31), \
+ mm2mils100(TabDiam+0.66), \
+ mm2mils100(TabDiam), \
+ '"mnt" "G" 0x0000]')
+
+print(' Pin[',\
+ mm2mils100(TabSpacing/2), \
+ mm2mils100((TabLen-TabDiam)/2), \
+ mm2mils100(TabDiam+TabMetal), \
mm2mils100(0.31), \
mm2mils100(TabDiam+0.66), \
mm2mils100(TabDiam), \
- '"mnt" "G" 0x0000]'
+ '"mnt" "G" 0x0000]')
+
+print(' Pad[',\
+ mm2mils100(TabSpacing/2), \
+ mm2mils100(-(TabLen - TabDiam)/2), \
+ mm2mils100(TabSpacing/2), \
+ mm2mils100((TabLen - TabDiam)/2), \
+ mm2mils100(TabDiam + TabMetal), \
+ mm2mils100(0.31), \
+ mm2mils100(PadWidth)+600, \
+ '"mnt" "G" ""]')
+
+print(' Pad[',\
+ mm2mils100(TabSpacing/2), \
+ mm2mils100(-(TabLen - TabDiam)/2), \
+ mm2mils100(TabSpacing/2), \
+ mm2mils100((TabLen - TabDiam)/2), \
+ mm2mils100(TabDiam + TabMetal), \
+ mm2mils100(0.31), \
+ mm2mils100(PadWidth)+600, \
+ '"mnt" "G" "onsolder"]')
-print ' ElementLine[',\
+print(' ElementLine[',\
mm2mils100(-TabSpacing/2), \
- mm2mils100(-EdgeOffset), \
+ mm2mils100(-EdgeOffset)+500, \
mm2mils100(TabSpacing/2), \
- mm2mils100(-EdgeOffset), \
- '1000 ]'
+ mm2mils100(-EdgeOffset)+500, \
+ '1000 ]')
-print ")"
+print(")")
projects / hw / altusmetrum / blobdiff