From f1af1b81816739444a4bb1cce346d11037961b9c Mon Sep 17 00:00:00 2001
From: Werner Almesberger <werner@almesberger.net>
Date: Thu, 15 Dec 2011 18:18:17 -0300
Subject: [PATCH] m1/case/: front panel modified for M1pre-rc4 (with raised
 USB)

---
 m1/case/Makefile |  19 ++++++++
 m1/case/case.fpd | 113 +++++++++++++++++++++++++++++++++++++++++++++++
 m1/case/doit     |  59 +++++++++++++++++++++++++
 3 files changed, 191 insertions(+)
 create mode 100644 m1/case/Makefile
 create mode 100644 m1/case/case.fpd
 create mode 100755 m1/case/doit

diff --git a/m1/case/Makefile b/m1/case/Makefile
new file mode 100644
index 0000000..b66739e
--- /dev/null
+++ b/m1/case/Makefile
@@ -0,0 +1,19 @@
+SPOOL=/home/moko/svn.openmoko.org/developers/werner/cncmap/spool/spool
+
+BOARD=X0=5.0mm Y0=0.0mm Z0=-56.0mm BOARD_Z=4mm
+
+.PHONY:		all mill clean
+
+all:		mill.rml
+
+case.gp:	case.fpd
+		fped -g $<
+
+mill.rml:	case.gp
+		./doit $(BOARD) CLEARANCE=5mm || { rm -f $@; exit 1; }
+
+mill:		mill.rml
+		PORT=/dev/ttyUSB0 $(SPOOL) mill.rml
+
+clean:
+		rm -f case.gp mill.gp mill.rml
diff --git a/m1/case/case.fpd b/m1/case/case.fpd
new file mode 100644
index 0000000..217296c
--- /dev/null
+++ b/m1/case/case.fpd
@@ -0,0 +1,113 @@
+/* MACHINE-GENERATED ! */
+
+frame short {
+	__0: vec @(Iox, 0mm)
+	line @ . w
+	__1: vec .(Lox, 0mm)
+	__2: vec .(Iix, 0mm)
+	line __1 . w
+	__3: vec __0(0mm, -Ly)
+	line __0 . w
+	__4: vec __1(0mm, -Ly)
+	line __3 . w
+	line . __1 w
+	__5: vec __2(Lix, 0mm)
+	__6: vec __2(0mm, -Ly)
+	line __2 . w
+	__7: vec __5(0mm, -Ly)
+	line __6 . w
+	line . __5 w
+	__8: vec __5(Iix, 0mm)
+	line __5 . w
+	__9: vec .(Lox, 0mm)
+	__10: vec .(Iox, 0mm)
+	line __9 . w
+	__11: vec __8(0mm, -Ly)
+	line __8 . w
+	__12: vec __9(0mm, -Ly)
+	line . __11 w
+	line __9 . w
+	__13: vec @(0mm, H)
+	line . @ w
+	__14: vec .(Iox, 0mm)
+	line __13 . w
+	__15: vec .(Lox, 0mm)
+	__16: vec .(Iix, 0mm)
+	line __15 . w
+	__17: vec .(Lix, 0mm)
+	__18: vec .(Iix, 0mm)
+	line __17 . w
+	__19: vec .(Lox, 0mm)
+	__20: vec .(Iox, 0mm)
+	line __19 . w
+	line . __10 w
+	__21: vec __14(0mm, Ly)
+	line . __14 w
+	__22: vec __15(0mm, Ly)
+	line __21 . w
+	line . __15 w
+	__23: vec __16(0mm, Ly)
+	line . __16 w
+	__24: vec __17(0mm, Ly)
+	line __23 . w
+	line . __17 w
+	__25: vec __18(0mm, Ly)
+	line . __18 w
+	__26: vec __19(0mm, Ly)
+	line . __25 w
+	line . __19 w
+}
+
+frame usb {
+	set Wusb = 8.5mm
+
+	set Husb = 15.5mm
+
+	__0: vec @(-Wusb, Husb)
+	rect . @ w
+}
+
+frame but {
+	set Rbut = 4mm+0.1mm
+
+	__0: vec @(0mm, Rbut)
+	circ @ . w
+}
+
+frame front {
+	table
+	    { Ibutx, Ibuty, Dbut }
+	    { 54.5mm, 10.5mm, 14mm }
+
+	table
+	    { Iusbx, Iusby, Dusb }
+	    { 18.5mm, 6.5mm+1.3mm, 12.5mm }
+
+	__0: vec @(Ibutx, Ibuty)
+	frame but .
+	__1: vec .(Dbut, 0mm)
+	frame but .
+	__2: vec .(Dbut, 0mm)
+	frame but .
+	__3: vec @(Ws, 0mm)
+	__4: vec .(-Iusbx, Iusby)
+	frame usb .
+	__5: vec .(-Dusb, 0mm)
+	frame usb .
+	frame short @
+}
+
+package "M1"
+unit mm
+
+table
+    { Iox, Lox, Ly, Iix, Lix }
+    { 10mm, 12mm, 3mm, 33mm, 21mm }
+
+set w = 0.1mm
+
+table
+    { H, Ws }
+    { 36.5mm, 2*(Iox+Lox+Iix)+Lix }
+
+frame front @
diff --git a/m1/case/doit b/m1/case/doit
new file mode 100755
index 0000000..e3b5ff9
--- /dev/null
+++ b/m1/case/doit
@@ -0,0 +1,59 @@
+#!/bin/sh
+PATH=$PATH:/home/qi/cae-tools/cameo
+PATH=$PATH:/home/qi/cae-tools/gp2rml
+
+#
+# Parameters:
+#
+# X0, Y0	lower left corner of raw board, default: 0mm 0mm
+# Z0		position at which tool tip touches the piece's surface
+# X, Y		position in array, default: 0 0
+# XN, YN	number of boards in X/Y direction, default: 1 1
+# MILL		diameter of mill, default: 35mil
+# BOARD_Z	board tickness, default: 0.8 mm
+# CLEARANCE	tool clearance above PCB surface, default: 2mm
+#
+
+while [ "$1" ]; do
+    eval "$1"
+    shift
+done
+
+: ${X0:=0} ${Y0:=0} ${Z0:=0}
+: ${X:=0} ${Y:=0}
+: ${XN:=1} ${YN:=1}
+: ${MILL:=35mil}
+: ${BOARD_Z:=0.8mm}
+: ${CLEARANCE:=2mm}
+
+write=write
+yi=0
+while [ $yi -lt $YN ]; do
+    xi=0
+    while [ $xi -lt $XN ]; do
+
+	cat <<EOF >_job
+mm
+gnuplot $MILL case.gp
+
+align 1 $X0 $Y0		# align relative to board corner
+translate 4mm 4mm	# move to PCB zone assigned to project
+array +3mm +3mm `expr $X + $xi` `expr $Y + $yi`
+z 0 $Z0			# board surface (tool fully retracted)
+z -$BOARD_Z		# board thickness
+
+write merged.gp
+offset
+write mill.gp
+EOF
+
+	cameo _job || exit
+	rm -f _job
+
+	write=append
+	xi=`expr $xi + 1`
+    done
+    yi=`expr $yi + 1`
+done
+
+gp2rml $CLEARANCE 10 10 mill.gp >mill.rml || exit