a.gcode

; -- START GCODE --
G21                     ;set units to millimetres
G90                     ;set to absolute positioning
M106 S0                 ;set fan speed to zero (turned off)
G28 X Y                     ;home all axis
M420 S1                 ;turn on mesh bed levelling if enabled in firmware
G92 E0                  ;zero the extruded length
G1 Z1 F1000             ;move up slightly
G1 X5 Y60.0 Z0 E9.0 F1000.0;intro line 
G1 Y100.0 E21.5 F1000.0 ;continue line
G92 E0                  ;zero the extruded length again
; -- end of START GCODE --
; -- END GCODE --
M104 S0                 ;turn off nozzle heater
M140 S0                 ;turn off bed heater
G91                     ;set to relative positioning
G1 E-10 F300            ;retract the filament slightly
G90                     ;set to absolute positioning
G28 X0  F600                 ;move to the X-axis origin (Home)
G0 Y310 F600            ;bring the bed to the front for easy print removal
G1 Z0
M84                     ;turn off stepper motors
; -- end of END GCODE --