CNCSimulator Pro

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6.2. M codes

These are the default standard codes that are used in our normal virtual machines. Please note that customized machines may have other codes and formats.
 
M-code
(codes valid from V1.0.6.5)
Explanation
Format
Example
Machine type
M00
Optional stop (pause). Will pause the execution of the CNC program if the “Op.Stop” switch on the virtual CNC Controller is activated. Click start or play to continue.
M00
M00
All machines
M01
Unconditional stop (pause). The execution of the CNC program will pause. Click start or play to continue.
M01
M01
All machines
M02
Program end. Simulation will stop.
M02
M02
All machines
M03
Start of spindle clockwise. The rotation speed is controlled by the S code letter.
M03
M03 S2500
Milling and turning machines only
M04
Start of spindle counterclockwise. The rotation speed is controlled by the S code letter.
M04
M04 S2500
Milling and turning machines only
M05
Spindle stop.
M05
M05
Milling and turning machines only
M06
Execute a tool change. The number of the tool has to be preselected with the T code letter.
M06
T17 M06
Milling and turning machines only
M08
Turn on coolant.
M08
M08
Milling and turning machines only
M09
Turn off coolant.
M09
M09
Milling and turning machines only
M17
Return from subroutine or subprogram.
M17
M17
All machines
M20
Open machine doors.
M20
M20
All machines with doors
M21
Close machine doors.
M21
M21
All machines with doors
M30
Program end. Simulation will stop.
M30
M30
All machines
M97 and M98
Call sub program. Use P for sub program number and L for the number of repetitions.
M98 P# L#
M98 P1000 L1
All machines
M99
Return from a macro, subroutine or subprogram.
M99
M99
All machines