Contents
Hurco M Code
Hurco M Codes (Miscellaneous Functions) cause machine-related action (e.g., coolant control and tool changes).
Multiple M codes can be used within an NC block.
Hurco M Code List – CNC Mill
Hurco M Code List
Below is a complete Hurco M code List for CNC Mill.
M Code Definition
M00 Cancels the spindle and coolant functions; stops part program execution
M01 Program stop often used when the operator wants to refixture the part
M02 Marks the end of the program; stops the spindle, coolant, and axes feed
M03 Starts clockwise rotation of the spindle
M04 Starts counterclockwise rotation of the spindle
M05 Switches the spindle off
M06 Requests an automatic tool change
M07 Switches on secondary coolant systems
M08 Switches on primary coolant system
M09 Switches off both the primary and secondary coolant
M10 Switches on both the primary and secondary coolant
M12 Clamp Rotary C Axis
M13 Unclamp Rotary C Axis
M16 Automatic Buffering On
M17 Automatic Buffering Off
M20 Advances the indexer one position
M21 Initiates lubrication
M25 Retracts the Z axis to the home position (tool change height)
M26 Select Part Probe Signal
M27 Select Tool Probe Signal
M29 Enables rigid tapping (ISNC)
M30 Program End
M31 Resets the rotary axis encoder position
M32 Clamps the rotary A axis
M33 Unclamps the rotary A axis
M34 Clamps the rotary B axis
M35 Unclamps the rotary B axis
M36 Switches off the servos
M38 Reads and places the state of the laser OK signal
M39 Reads and places the state of the laser static signal
M40 Reads and places the state of the laser dynamic signal
M41 Enables single-touch probing when using the G31 command
M42 Enables two-touch probing with the G31 command.
M43 Increases the barrier air.
M44 Reduces barrier air.
M45 Opens the shutter.
M46 Closes the shutter.
M47 Turns the laser emitter on.
M48 Turns the laser emitter off.
M49 Turns the laser receiver on / Disable Latch Mode.
M50 Turns the laser receiver off / Enable Latch Mode.
M51 Cycle Pallet Changer
M52 Enables auxiliary output 1.
M53 Enables auxiliary output 2.
M54 Enables auxiliary output 3.
M55 Enables auxiliary output 4.
M56 Rotates the pallet changer for a non-confirmation pallet change.
M57 Rotates the pallet changer to pallet 1.
M58 Rotates the pallet changer to pallet 2.
M59 Turns chip conveyor forward mode on.
M60 Turns chip conveyor reverse mode on.
M61 Stops the chip conveyor.
M62 Disables auxiliary output 1.
M63 Disables auxiliary output 2.
M64 Disables auxiliary output 3.
M65 Disables auxiliary output 4.
M68 Enables washdown coolant system.
M69 Disables washdown coolant system.
M76 Normal A Axis operation (default).
M77 Reverses A Axis operation.
M78 Normal B Axis operation (default).
M79 Reverses B Axis operation.
M80 C Axis is right-handed (default).
M81 C Axis is left-handed.
M90 Z Axis Retract Enable
M91 Z Axis Retract Disable
M98 Subprogram call.
M99 Jump; Return from subprogram.
M126 Shortest Rotary Angle Path Traverse
M127 Cancels Shortest Rotary Angle Path Traverse (M126)
M128 Tool Center Point Management
M129 Cancels Tool Center Point Management (M128)
M140 Retract Along Tool Vector
M142 Enable Auxiliary Output 5
M143 Enable Auxiliary Output 6
M144 Enable Auxiliary Output 7
M145 Enable Auxiliary Output 8
M146 Enable Auxiliary Output 9
M147 Enable Auxiliary Output 10
M148 Enable Auxiliary Output 11
M149 Enable Auxiliary Output 12
M152 Disable Auxiliary Output 5
M153 Disable Auxiliary Output 6
M154 Disable Auxiliary Output 7
M155 Disable Auxiliary Output 8
M156 Disable Auxiliary Output 9
M157 Disable Auxiliary Output 10
M158 Disable Auxiliary Output 11
M159 Disable Auxiliary Output 12
M200 Tilt Axis Preference
