%
;Example: Polar mode and arcs
G17 G21 G90 
G00 X0 Y0 
G16
G00 X30 Y90
G03 X30 Y180 R22
G03 X30 Y270 R22
G03 X30 Y0 R22
G03 X30 Y90 R22
G15
G00 X0 Y0 
%
