* G10 - retract filament according to settings of M207
G4 - Dwell S[seconds] or P[milliseconds]
* G11 - retract recover filament according to settings of M208
G10 - retract filament according to settings of M207
* G28 - Home all Axis
G11 - retract recover filament according to settings of M208
* G29 - Detailed Z-Probe, probes the bed at 3 points. You must be at the home position for this to work correctly.
G28 - Home all Axis
* G30 - Single Z Probe, probes bed at current XY location.
G29 - Detailed Z-Probe, probes the bed at 3 points. You must be at the home position for this to work correctly.
* G31 - Dock Z Probe sled (if enabled)
G30 - Single Z Probe, probes bed at current XY location.
* G32 - Undock Z Probe sled (if enabled)
G31 - Dock Z Probe sled (if enabled)
* G90 - Use Absolute Coordinates
G32 - Undock Z Probe sled (if enabled)
* G91 - Use Relative Coordinates
G90 - Use Absolute Coordinates
* G92 - Set current position to cordinates given
G91 - Use Relative Coordinates
G92 - Set current position to cordinates given
```
## M Codes
## M Codes
* M0 - Unconditional stop - Wait for user to press a button on the LCD (Only if ULTRA_LCD is enabled)
```
* M1 - Same as M0
M0 - Unconditional stop - Wait for user to press a button on the LCD (Only if ULTRA_LCD is enabled)
* M17 - Enable/Power all stepper motors
M1 - Same as M0
* M18 - Disable all stepper motors; same as M84
M17 - Enable/Power all stepper motors
* M20 - List SD card
M18 - Disable all stepper motors; same as M84
* M21 - Init SD card
M20 - List SD card
* M22 - Release SD card
M21 - Init SD card
* M23 - Select SD file (M23 filename.g)
M22 - Release SD card
* M24 - Start/resume SD print
M23 - Select SD file (M23 filename.g)
* M25 - Pause SD print
M24 - Start/resume SD print
* M26 - Set SD position in bytes (M26 S12345)
M25 - Pause SD print
* M27 - Report SD print status
M26 - Set SD position in bytes (M26 S12345)
* M28 - Start SD write (M28 filename.g)
M27 - Report SD print status
* M29 - Stop SD write
M28 - Start SD write (M28 filename.g)
* M30 - Delete file from SD (M30 filename.g)
M29 - Stop SD write
* M31 - Output time since last M109 or SD card start to serial
M30 - Delete file from SD (M30 filename.g)
* M32 - Select file and start SD print (Can be used when printing from SD card)
M31 - Output time since last M109 or SD card start to serial
* M42 - Change pin status via gcode Use M42 Px Sy to set pin x to value y, when omitting Px the onboard led will be used.
M32 - Select file and start SD print (Can be used _while_ printing from SD card files):
* M80 - Turn on Power Supply
syntax "M32 /path/filename#", or "M32 S<startposbytes> !filename#"
* M81 - Turn off Power Supply
Call gcode file : "M32 P !filename#" and return to caller file after finishing (similar to #include).
* M82 - Set E codes absolute (default)
The '#' is necessary when calling from within sd files, as it stops buffer prereading
* M83 - Set E codes relative while in Absolute Coordinates (G90) mode
M42 - Change pin status via gcode Use M42 Px Sy to set pin x to value y, when omitting Px the onboard led will be used.
* M84 - Disable steppers until next move, or use S[seconds] to specify an inactivity timeout, after which the steppers will be disabled. S0 to disable the timeout.
M48 - Measure Z_Probe repeatability. M48 [n # of points] [X position] [Y position] [V_erboseness #] [E_ngage Probe] [L # of legs of travel]
* M85 - Set inactivity shutdown timer with parameter S[seconds]. To disable set zero (default)
M80 - Turn on Power Supply
* M92 - Set axis_steps_per_unit - same syntax as G92
M81 - Turn off Power Supply
* M104 - Set extruder target temp
M82 - Set E codes absolute (default)
* M105 - Read current temp
M83 - Set E codes relative while in Absolute Coordinates (G90) mode
* M106 - Fan on
M84 - Disable steppers until next move,
* M107 - Fan off
or use S<seconds> to specify an inactivity timeout, after which the steppers will be disabled. S0 to disable the timeout.
* M109 - Sxxx Wait for extruder current temp to reach target temp. Waits only when heating
M85 - Set inactivity shutdown timer with parameter S<seconds>. To disable set zero (default)
* Rxxx Wait for extruder current temp to reach target temp. Waits when heating and cooling
M92 - Set axis_steps_per_unit - same syntax as G92
* M112 - Emergency stop
M104 - Set extruder target temp
* M114 - Output current position to serial port
M105 - Read current temp
* M115 - Capabilities string
M106 - Fan on
* M117 - display message
M107 - Fan off
* M119 - Output Endstop status to serial port
M109 - Sxxx Wait for extruder current temp to reach target temp. Waits only when heating
* M126 - Solenoid Air Valve Open (BariCUDA support by jmil)
Rxxx Wait for extruder current temp to reach target temp. Waits when heating and cooling
* M127 - Solenoid Air Valve Closed (BariCUDA vent to atmospheric pressure by jmil)
IF AUTOTEMP is enabled, S<mintemp> B<maxtemp> F<factor>. Exit autotemp by any M109 without F
* M128 - EtoP Open (BariCUDA EtoP = electricity to air pressure transducer by jmil)
M112 - Emergency stop
* M129 - EtoP Closed (BariCUDA EtoP = electricity to air pressure transducer by jmil)
M114 - Output current position to serial port
* M140 - Set bed target temp
M115 - Capabilities string
* M190 - Sxxx Wait for bed current temp to reach target temp. Waits only when heating
M117 - display message
* Rxxx Wait for bed current temp to reach target temp. Waits when heating and cooling
M119 - Output Endstop status to serial port
* M200 - D[millimeters]- set filament diameter and set E axis units to cubic millimeters (use S0 to set back to millimeters).
M120 - Enable endstop detection
* M201 - Set max acceleration in units/s^2 for print moves (M201 X1000 Y1000)
M121 - Disable endstop detection
* M202 - Set max acceleration in units/s^2 for travel moves (M202 X1000 Y1000) Unused in Marlin!!
M126 - Solenoid Air Valve Open (BariCUDA support by jmil)
* M203 - Set maximum feedrate that your machine can sustain (M203 X200 Y200 Z300 E10000) in mm/sec
M127 - Solenoid Air Valve Closed (BariCUDA vent to atmospheric pressure by jmil)
* M204 - Set default acceleration: P for Printing moves, R for Retract only (no X, Y, Z) moves and T for Travel (non printing) moves (ex. M204 P800 T3000 R9000) in mm/sec^2
M128 - EtoP Open (BariCUDA EtoP = electricity to air pressure transducer by jmil)
* M205 - advanced settings: minimum travel speed S=while printing T=travel only, B=minimum segment time X= maximum xy jerk, Z=maximum Z jerk, E=maximum E jerk
M129 - EtoP Closed (BariCUDA EtoP = electricity to air pressure transducer by jmil)
* M206 - set additional homing offset
M140 - Set bed target temp
* M207 - set retract length S[positive mm] F[feedrate mm/min] Z[additional zlift/hop], stays in mm regardless of M200 setting
M150 - Set BlinkM Color Output R: Red<0-255> U(!): Green<0-255> B: Blue<0-255> over i2c, G for green does not work.
* M208 - set recover=unretract length S[positive mm surplus to the M207 S*] F[feedrate mm/min]
M190 - Sxxx Wait for bed current temp to reach target temp. Waits only when heating
* M209 - S[1=true/0=false] enable automatic retract detect if the slicer did not support G10/11: every normal extrude-only move will be classified as retract depending on the direction.
Rxxx Wait for bed current temp to reach target temp. Waits when heating and cooling
* M218 - set hotend offset (in mm): T[extruder_number] X[offset_on_X] Y[offset_on_Y]
M200 D<millimeters>- set filament diameter and set E axis units to cubic millimeters (use S0 to set back to millimeters).
* M220 - S[factor in percent] - set speed factor override percentage
M201 - Set max acceleration in units/s^2 for print moves (M201 X1000 Y1000)
* M221 - S[factor in percent] - set extrude factor override percentage
M202 - Set max acceleration in units/s^2 for travel moves (M202 X1000 Y1000) Unused in Marlin!!
* M240 - Trigger a camera to take a photograph
M203 - Set maximum feedrate that your machine can sustain (M203 X200 Y200 Z300 E10000) in mm/sec
* M280 - Position an RC Servo P[index] S[angle/microseconds], ommit S to report back current angle
M204 - Set default acceleration: P for Printing moves, R for Retract only (no X, Y, Z) moves and T for Travel (non printing) moves (ex. M204 P800 T3000 R9000) in mm/sec^2
* M300 - Play beep sound S[frequency Hz] P[duration ms]
M205 - advanced settings: minimum travel speed S=while printing T=travel only, B=minimum segment time X= maximum xy jerk, Z=maximum Z jerk, E=maximum E jerk
* M301 - Set PID parameters P I and D
M206 - Set additional homing offset
* M302 - Allow cold extrudes
M207 - Set retract length S[positive mm] F[feedrate mm/min] Z[additional zlift/hop], stays in mm regardless of M200 setting
* M303 - PID relay autotune S[temperature] sets the target temperature. (default target temperature = 150C)
M208 - Set recover=unretract length S[positive mm surplus to the M207 S*] F[feedrate mm/sec]
* M304 - Set bed PID parameters P I and D
M209 - S<1=true/0=false> enable automatic retract detect if the slicer did not support G10/11: every normal extrude-only move will be classified as retract depending on the direction.
* M350 - Set microstepping mode.
M218 - Set hotend offset (in mm): T<extruder_number> X<offset_on_X> Y<offset_on_Y>
* M351 - Toggle MS1 MS2 pins directly.
M220 S<factorinpercent>- set speed factor override percentage
* M400 - Finish all moves
M221 S<factorinpercent>- set extrude factor override percentage
* M401 - Lower z-probe if present
M226 P<pinnumber> S<pinstate>- Wait until the specified pin reaches the state required
* M402 - Raise z-probe if present
M240 - Trigger a camera to take a photograph
* M404 - N[dia in mm] Enter the nominal filament width (3mm, 1.75mm) or will display nominal filament width without parameters
M250 - Set LCD contrast C<contrastvalue> (value 0..63)
* M405 - Turn on Filament Sensor extrusion control. Optional D[delay in cm] to set delay in centimeters between sensor and extruder
M280 - Set servo position absolute. P: servo index, S: angle or microseconds
* M406 - Turn off Filament Sensor extrusion control
M300 - Play beep sound S<frequencyHz> P<durationms>
* M407 - Displays measured filament diameter
M301 - Set PID parameters P I and D
* M500 - stores paramters in EEPROM
M302 - Allow cold extrudes, or set the minimum extrude S<temperature>.
* M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
M303 - PID relay autotune S<temperature> sets the target temperature. (default target temperature = 150C)
* M502 - reverts to the default "factory settings". You still need to store them in EEPROM afterwards if you want to.
M304 - Set bed PID parameters P I and D
* M503 - print the current settings (from memory not from EEPROM)
M380 - Activate solenoid on active extruder
* M540 - Use S[0|1] to enable or disable the stop SD card print on endstop hit (requires ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED)
M381 - Disable all solenoids
* M600 - Pause for filament change X[pos] Y[pos] Z[relative lift] E[initial retract] L[later retract distance for removal]
M400 - Finish all moves
* M907 - Set digital trimpot motor current using axis codes.
Scott Lahteine
10 years ago