Start G-code: — 2020.08.30
G21 ;metric values G90 ;absolute positioning M82 ;set extruder to absolute mode M107 ;start with the fan off M104 S[first_layer_temperature]; set extruder temp G28 X0 Y0 ;move X/Y to min endstops G28 Z0 ;move Z to min endstops G1 Z15.0 F[travel_speed] ;move the platform down 15mm G92 E0 ; zero the extruded length M109 S[first_layer_temperature]; wait for extruder temp G1 F200 E15 ; extrude 15mm of feed stock G92 E0 ; zero the extruded length again G1 F[travel_speed] M117 Printing... G5
End G-Code: — 2020.08.30
M104 S0 ; turn off extruder M140 S0 ; turn off bed M84 ; disable motors M107 ; Fan Off G91 ;relative positioning G1 E-1 F3600 ;retract the filament a bit before lifting the nozzle, to release some of the pressure G1 Z+0.5 F2000 ;move Z up a bit G28 X0 Y0 ;move X/Y to min endstops, so the head is out of the way ; G1 Y180 F2000 M84 ;steppers off G90 ; absolute positioning G0 Z200 F2000 ; move bed down M84 ;steppers off M300 P300 S4000 ; End Tone