CNC Machinist Calculator UltraM30 End of all subroutines, or end of program
Fadal M-code · Mill
In Format 1 M30 marks the end of the L word subroutine section. In Format 2 it ends the program and rewinds.
Format
M30
How it works
Non modal.
Example program
N30 G80 G0 Z1. M9
N31 G91 G28 Z0. M5
N32 G28 X0. Y0.
N33 G90
…
N31 G91 G28 Z0. M5
N32 G28 X0. Y0.
N33 G90
…
The full 5-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- In a Format 1 program with subs, M30 sits after the last M17 and before the main program.
- Format 2 programs end with M30.
Related codes
M30 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | End of program and rewind |
| Haas NGC | Program end and reset |
| Doosan (Fanuc) | Program end & rewind |
| DMG Mori MAPPS (Fanuc) | Program end and rewind |
| Mazak (EIA) | Reset & tape rewind |
| Okuma OSP | End Program (Lathes & Mills) |
| Mitsubishi M70 M80 | End of program and rewind |
| Brother Speedio | Program end and rewind |
| Siemens 840D 828D | End of program |
| Heidenhain TNC (ISO) | End of program, same as M2 |
| Fagor 8055 8065 | End of program and return to start |
| LinuxCNC Tormach | Program end and pallet shuttle |
| Mach3 Mach4 | Program end and rewind |
| Centroid CNC12 Acorn | End of program, custom |
| Hurco WinMax (NC) | Program end |
| Swiss (Citizen Star) | Program end and reset (Star) |
Every M-code for Fadal in your pocket. The app has the full example programs, search by number or shop word, a line decoder and calculators for tapping, threading and drilling.
Open M30 in the app All Fadal M-codes