Gcode Commands

   

   

4.2 Buffered G Commands

G0 & G1	Move
G2 & G3	Controlled Arc Move
G28	Move to Origin (Home)
G29	Detailed Z-Probe
G30	Single Z Probe
G31	Report Current Probe status
G32	Probe Z and calculate Z plane

   

   

4.3 Unbuffered G commands

G4	Dwell
G10	Tool Offset
G20	Set Units to Inches
G21	Set Units to Millimeters
G90	Set to Absolute Positioning
G91	Set to Relative Positioning
G92	Set Position
G130	Set digital potentiometer value
G161	Home axes to minimum
G162	Home axes to maximum

   

   

4.4 Unbuffered M and T commands

M0	Stop or Unconditional stop
M1	Sleep or Conditional stop
M3	Spindle On, Clockwise (CNC specific)
M4	Spindle On, Counter-Clockwise (CNC specific)
M5	Spindle Off (CNC specific)
M7	Mist Coolant On (CNC specific)
M8	Flood Coolant On (CNC specific)
M9	Coolant Off (CNC specific)
M10	Vacuum On (CNC specific)
M11	Vacuum Off (CNC specific)
M17	Enable/Power all stepper motors
M18	Disable all stepper motors
M20	List SD card
M21	Initialize SD card
M22	Release SD card
M23	Select SD file
M24	Start/resume SD print
M25	Pause SD print
M26	Set SD position
M27	Report SD print status
M28	Begin write to SD card
M29	Stop writing to SD card
M30	Delete a file on the SD card
M31	Output time since last M109 or SD card start to serial
M32	Select file and start SD print
M33
M34
M36	Return file information
M37	Simulation mode
M40	Eject
M41	Loop
M42	Stop on material exhausted / Switch I/O pin
M43	Stand by on material exhausted
M70	Display message
M72	Play a tone or song
M73	Set build percentage
M80	ATX Power On
M81	ATX Power Off
M82	Set extruder to absolute mode
M83	Set extruder to relative mode
M84	Stop idle hold
M85	Set inactivity shutdown timer
M92	Set axis_steps_per_unit
M98	Call Macro/Subprogram
M99	Return from Macro/Subprogram
M98	Get axis_hysteresis_mm
M99	Set axis_hysteresis_mm
M101	Turn extruder 1 on (Forward), Undo Retraction
M102	Turn extruder 1 on (Reverse)
M103	Turn all extruders off, Extruder Retraction
M104	Set Extruder Temperature
M105	Get Extruder Temperature
M106	Fan On
M107	Fan Off
M108	Set Extruder Speed
M109	Set Extruder Temperature and Wait
M110	Set Current Line Number
M111	Set Debug Level
M112	Emergency Stop
M113	Set Extruder PWM
M114	Get Current Position
M115	Get Firmware Version and Capabilities
M116	Wait
M117	Get Zero Position
M118	Negotiate Features
M119	Get Endstop Status
M120	Push
M121	Pop
M122	Diagnose
M123	Tachometer value
M124	Immediate motor stop
M126	Open Valve
M127	Close Valve
M128	Extruder Pressure PWM
M129	Extruder pressure off
M130	Set PID P value
M131	Set PID I value
M132	Set PID D value
M133	Set PID I limit value
M134	Write PID values to EEPROM
M135	Set PID sample interval
M136	Print PID settings to host
M140	Bed Temperature (Fast)
M141	Chamber Temperature (Fast)
M142	Holding Pressure
M143	Maximum hot-end temperature
M144	Stand By Your Bed
M160	Number of mixed materials
M190	Wait for bed temperature to reach target temp
M200	Set filament diameter / Get Endstop Status
M201	Set max printing acceleration
M202	Set max travel acceleration
M203	Set maximum feedrate
M204	Set default acceleration
M205	Advanced settings
M206	-
M207	Calibrate z axis by detecting z max length
M208	Set axis max travel
M209	Enable automatic retract
M210	Set homing feedrates
M211	Disable/Enable software endstops
M212	Set Bed Level Sensor Offset
M218	Set Hotend Offset
M220	Set speed factor override percentage
M221	Set extrude factor override percentage
M222	Set speed of fast XY moves
M223	Set speed of fast Z moves
M224	Enable extruder during fast moves
M225	Enable extruder during fast moves
M226	Gcode Initiated Pause
M227	Enable Automatic Reverse and Prime
M228	Disable Automatic Reverse and Prime
M229	Enable Automatic Reverse and Prime
M230	Disable / Enable Wait for Temperature Change
M240	Start conveyor belt motor / Echo off
M241	Stop conveyor belt motor / echo on
M245	Start cooler
M246	Stop cooler
M250	Set LCD contrast
M251	Measure Z steps from homing stop (Delta printers)
M280	Set servo position
M300	Play beep sound
M301	Set PID parameters
M302	Allow cold extrudes
M303	Run PID tuning
M304	Set PID parameters - Bed
M305	Set thermistor and ADC parameters
M306	set home offset calculated from toolhead position
M320	Activate autolevel(Repetier)
M321	Deactivate autolevel(Repetier)
M322	Reset autolevel matrix
M340	Control the servos
M350	Set microstepping mode
M351	Toggle MS1 MS2 pins directly
M355	Turn case lights on/off
M360	Report firmware configuration
M360	Move to Theta 0 degree position
M361	Move to Theta 90 degree position
M362	Move to Psi 0 degree position
M363	Move to Psi 90 degree position
M364	Move to Psi + Theta 90 degree position
M365	SCARA scaling factor
M370	Morgan manual bed level - clear map
M371	Move to next calibration position
M372	Record calibration value, and move to next position
M373	End bed level calibration mode
M374	Save calibration grid
M375	Display matrix / Load Matrix
M380	Activate solenoid
M381	Disable all solenoids
M400	Wait for current moves to finish
M401	Lower z-probe
M402	Raise z-probe
M404	Filament width
M405	Filament Sensor on
M406	Filament Sensor off
M407	Display filament diameter
M420	Set RGB Colors as PWM
M540	Set MAC address
M550	Set Name
M551	Set Password
M552	Set IP address
M553	Set Netmask
M554	Set Gateway
M555	Set compatibility
M556	Axis compensation
M557	Set Z probe point
M558	Set Z probe type
M559	Upload configuration file
M560	Upload web page file
M561	Set Identity Transform
M562	Reset temperature fault
M563	Define or remove a tool
M564	Limit axes
M565	Set Z probe offset
M566	Set allowable instantaneous speed change
M567	Set tool mix ratios
M568	Turn off/on tool mix ratios
M569	Set axis direction values
M570	Set heater timeout
M571	Set output on extrude
M572	Set or report extruder elasticity compensation
M573	Report heater PWM
M574	Set endstop configuration
M575	Set serial comms parameters
M600	filament change pause
M605	Set dual x-carriage movement mode
M665	Set delta configuration
M666	Set delta endstop adjustment
M667	Select CoreXY mode
M700	Level plate
M701	Load filament
M702	Unload filament
M906	Set motor currents
M907	Set digital trimpot motor
M908	Control digital trimpot directly
M909	Set microstepping
M998	Request resend of line
M999	Restart after being stopped by error
G	List all G-codes
M	List all M-codes
T	Select Tool

   

   

5 Proposed EEPROM configuration codes

M500	store parameters in EEPROM
M501	read parameters from EEPROM
M502	revert to the default "factory settings."
M503	Print settings