G0
G1
G2, G3
G38.2
G80
G81
G82…G89
G33
G33.1
G76
G17
G18
G19
G90
G91
G93
G94
G95
G20
G21
G41, G42
G41.1, G42.1
G40
G43
G43.1
G49
G98
G99
G61
G61.1
G64
M0
M2
M1, M30, M60
M3, M4
M5
G96
G97
M7
M8
M9
F
S
T
M50…M53
G54…G59, G59.1…G59.3
O …
M6
G4
G10 L2
G28
G30
G53
G92
G92.1
G92.2
G92.3
M101…M199
(…)
(MSG,…)
(DEBUG,…#123…#<foo>)
(PRINT,…#123…#<foo>)
I J K or R
R L P
R L P Q
K
K
P Z I J R K Q H L E
D
D L
H
I K
P
S
D S
P0 (off) or P1 (on)
sub/endsub, while/endwhile,
if/else/endif, do/while, call,
break/continue/return
T
P
P X Y Z A B C
X Y Z A B C
P Q
Rapid motion
Coordinated motion ("Straight feed")
Coordinated helical motion ("Arc feed") CW or CCW
Straight Probe
Cancel motion mode
Drilling Cycle
Other canned cycles
Spindle-synchronized motion
Rigid Tapping
Multipass lathe threading cycle
Select XY plane
Select XZ plane
Select YZ plane
Absolute distance mode
Incremental distance mode
Inverse time feed rate
Units per minute feed rate
Units per revolution
Inches
Millimeters
Start cutter radius compensation left or right
Start cutter radius compensation left or right, transient tool
Cancel cutter radius compensation
Use tool length offset from tool table
Use specified tool length offset for transient tool
Cancel tool length offset
Retract to R position
Retract to prior position
Exact Path mode
Exact Stop mode
Continuous mode with optional path tolerance
Pause Program
End Program
Other stop codes
Turn spindle clockwise or counterclockwise
Stop spindle
Constant surface speed mode (foot/minute or meter/minute) with top speed
RPM mode
Turn mist on
Turn flood on
Turn all coolant off
Set Feed Rate
Set Spindle Speed
Select Tool
Feed Override, Spindle Override, Adaptive Feed, Feed Hold
Select coordinate system
Change tool
Dwell (seconds)
Coordinate system origin setting
Return to home
Return to secondary home
Motion in machine coordinate system
Offset coordinate systems and set parameters
Cancel offset coordinate systems and set parameters to zero
Cancel offset coordinate systems but do not reset parameters
Apply parameters to offset coordinate systems
User-defined M-codes
A comment "…" to the user
Display the message "…" to the user (e.g., in a popup)
Display the message (with variables substituted) like MSG
Display the message (with variables substituted) to stderr
Motion
Plane Selection (affects G2, G3, G81…G89, G40…G42)
Distance Mode
Feed Rate Mode
Units
Cutter Radius Compensation
Tool Length Offset
Return Mode in Canned Cycles
Path Control Mode
Stopping
Spindle Control
Coolant
Other Modal Codes
Flow-control Codes
Non-modal Codes
G-CODE QUICK REFERENCE
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