From 284b8a080f66be2c3480b74ec3161ce74e977deb Mon Sep 17 00:00:00 2001
From: Bdale Garbee <bdale@gag.com>
Date: Mon, 25 May 2015 21:00:55 -0600
Subject: [PATCH] footprint for CR2032 battery holder

---
 packages/BU2032SM.py | 87 ++++++++++++++++++++++++++++++++++++++++++++
 packages/Makefile    |  3 +-
 2 files changed, 89 insertions(+), 1 deletion(-)
 create mode 100755 packages/BU2032SM.py

diff --git a/packages/BU2032SM.py b/packages/BU2032SM.py
new file mode 100755
index 0000000..1e230ed
--- /dev/null
+++ b/packages/BU2032SM.py
@@ -0,0 +1,87 @@
+#!/usr/bin/python
+# Copyright 2015 by Bdale Garbee <bdale@gag.com>.  GPLv3
+#
+# Program to emit PCB footprint for BU2032 battery holder by Memory Protection Devices
+#
+
+# dimensions in mm from mpd/BU2032SM-BT-GTR-datasheet.pdf
+
+PinWidth = 3.20
+PinHeight = 4.20
+PinSpacing = 26.10
+BodyDiam = 22.40
+BodyWidth = 31.86
+BodyHeight = 7.00
+
+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 )
+
+print '# author: Bdale Garbee'
+print '# email: bdale@gag.com'
+print '# dist-license: GPL 3'
+print '# use-license: unlimited'
+
+print 'Element[0x0 "BU2032" "" "" 0 0 0 0 0 100 0x0]'
+print "("
+print '   Pad[',\
+ 	mm2mils100(-PinSpacing/2 - PinWidth/2), \
+	mm2mils100(-PinHeight/2 + PinWidth/2), \
+ 	mm2mils100(-PinSpacing/2 - PinWidth/2), \
+	mm2mils100(PinHeight/2 - PinWidth/2), \
+	mm2mils100(PinWidth), \
+	0, \
+	mm2mils100(PinWidth+0.4), \
+	'"pin1" "1" 0x0100]'
+
+print '   Pad[',\
+ 	mm2mils100(PinSpacing/2 + PinWidth/2), \
+	mm2mils100(-PinHeight/2 + PinWidth/2), \
+ 	mm2mils100(PinSpacing/2 + PinWidth/2), \
+	mm2mils100(PinHeight/2 - PinWidth/2), \
+	mm2mils100(PinWidth), \
+	0, \
+	mm2mils100(PinWidth+0.4), \
+	'"pin2" "2" 0x0100]'
+
+print '   ElementArc[',\
+ 	0, \
+	0, \
+ 	mm2mils100(BodyDiam/2), \
+	mm2mils100(BodyDiam/2), \
+	0, \
+	360, \
+	1000, \
+	']'
+
+print '   ElementLine[',\
+        mm2mils100(-BodyWidth/2), \
+        mm2mils100(-BodyHeight/2), \
+        mm2mils100(BodyWidth/2), \
+        mm2mils100(-BodyHeight/2), \
+        '1000 ]'
+
+print '   ElementLine[',\
+        mm2mils100(-BodyWidth/2), \
+        mm2mils100(BodyHeight/2), \
+        mm2mils100(BodyWidth/2), \
+        mm2mils100(BodyHeight/2), \
+        '1000 ]'
+
+print '   ElementLine[',\
+        mm2mils100(BodyWidth/2), \
+        mm2mils100(-BodyHeight/2), \
+        mm2mils100(BodyWidth/2), \
+        mm2mils100(BodyHeight/2), \
+        '1000 ]'
+
+print '   ElementLine[',\
+        mm2mils100(-BodyWidth/2), \
+        mm2mils100(-BodyHeight/2), \
+        mm2mils100(-BodyWidth/2), \
+        mm2mils100(BodyHeight/2), \
+        '1000 ]'
+
+print ")"
diff --git a/packages/Makefile b/packages/Makefile
index 514d176..33df8b7 100644
--- a/packages/Makefile
+++ b/packages/Makefile
@@ -84,7 +84,8 @@ FOOTPRINTS= \
 	0806.fp \
 	fuse345.fp \
 	g5rl1ae.fp \
-	DO-214AC.fp
+	DO-214AC.fp \
+	BU2032SM.fp
 
 .5c.fp:
 	nickle $*.5c > $@
-- 
2.47.2