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( CNC touch probe contact plate )
( Required tool is a 2.4mm end mill )
( Copyright [c] 2009 Michael Buesch <mb@bu3sch.de> )
( Licensed under the GNU General Public License version 2 or [at your option] any later version. )

G17 G40 G49 G80 G90 G94 G61 G21

#100 = 20 ( Z feed )
#101 = 150 ( XY feed )


O1 sub ( electrical paths )
	G61
	G0 X0 Y0 Z5
	S1 M3
	G0 Z0
	G1 Z-0.1 F#100
	G1 X15.155 Y8.75 F#101
	G0 Z5
	G0 X0 Y0
	G0 Z0
	G1 Z-0.1 F#100
	G1 X-15.155 Y8.75 F#101
	G0 Z5
	G0 X0 Y0
	G0 Z0
	G1 Z-0.1 F#100
	G1 X0 Y-17.5 F#101
	G0 Z5
	G0 X0 Y0
O1 endsub


O2 sub ( center hole )
	G61
	G0 X0 Y[4.075 - 1.2] Z5
	S1 M3

	G0 Z0
	#200 = 0
	O21 while [ 1 ]
		#200 = [#200 - 0.5]
		O211 if [#200 lt -1.7]
			#200 = -1.7
		O211 endif
		G1 Z#200 F#100

		G3 X0 Y[4.075 - 1.2] I0 J[-4.075 + 1.2] F#101

		O212 if [#200 eq -1.7]
			O21 break
		O212 endif
	O21 endwhile
	G0 Z5
O2 endsub


O3 sub ( outer contour )
	G61
	G0 X0 Y[16.5 + 1.2] Z5
	S1 M3

	G0 Z0
	#200 = 0
	O31 while [ 1 ]
		#200 = [#200 - 0.5]
		O311 if [#200 lt -1.7]
			#200 = -1.7
		O311 endif
		G1 Z#200 F#100

		G2 X0 Y[16.5 + 1.2] I0 J[-16.5 - 1.2] F#101

		O312 if [#200 eq -1.7]
			O31 break
		O312 endif
	O31 endwhile
	G0 Z5
O3 endsub


O4 sub ( contact holes )
	G61
	G0 X0 Y12 Z5
	S1 M3
	G0 Z0.2
	G1 Z-1.7 F#100
	G0 Z5
	G0 X10.392 Y-6
	G0 Z0.2
	G1 Z-1.7
	G0 Z5
	G0 X-10.392 Y-6
	G0 Z0.2
	G1 Z-1.7
	G0 Z5
O4 endsub


O1 call
O2 call
O4 call
O3 call
M5
G0 Z5

M30
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vim: syntax=rs274ngc ts=4