C3D_3axis_probe

(start with the end mill 15mm ABOVE the plate, about 15mm or less from bottom left corner.)

; Set user-defined variables
%ENDMILL_DIAMETER = 3.175	;in millimeters

%PROBE_BLOCK_Z = 22;Thickness of 3-axis probe in Z direction
%PROBE_BLOCK_Y = 7 ;Thickness of 3-axis probe in Y direction
%PROBE_BLOCK_X = 7 ;Thickness of 3-axis probe in X direction



G21	;make sure we’re in mm
G91 ;Incremental mode
G38.2 Z-25 F75	;Probe Z
G0 Z2	;lift 2mm
G38.2 Z-25 F45	;Probe Z
G4 P0.1
G10 L20 P1 Z[PROBE_BLOCK_Z]	;Set Current Z as plate thickness
G4 P0.1
G0 Z3 ;lift Z 3mm
G0 X-25	;Move left 25mm
G0 Z-10	;Move down 10mm, should be 7mm below probe surface
G38.2 X25 F75	;Probe X to the right 25mm
G0 X-2
G38.2 X25 F45	;Probe X to the right 25mm
G4 P0.1
G10 L20 P1 X[-ENDMILL_DIAMETER/2 -PROBE_BLOCK_X]	;Set current X location as negative half the bit diameter
G4 P0.1
G0 X-10	;Move left 10mm
G0 Y-25	;Move forward 25mm
G90 G0 X5	;Move to X5 (absolute) - will put you 5mm to the right of left edge of stock
G91 ;incremental
G38.2 Y25 F75	;Probe Y
G0 Y-2
G38.2 Y25 F45	;Probe Y
G4 P0.1
G10 L20 P1 Y[-ENDMILL_DIAMETER/2 -PROBE_BLOCK_Y]	;Set current Y location as negative half the bit diameter - 7mm thickness
G4 P0.1
G0 Y-10	;Move Y-10
G0 Z10	;Move Z up 10mm, should be 3mm above probe plate
G90
G0 X0Y0	;Go to X0Y0