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M93 Release or restore motor power
Centroid CNC12 Acorn M-code · Mill and lathe
Releases motor power on the named axis, or on all axes with no axis. Add P1 to restore power.
Format
M93 [/axis] [P1]
Addresses
| Address | What it does |
|---|---|
axis | Axis letter after a slash |
P1 | Restore power |
How it works
One shot.
Example program
M5 M9 ; SPINDLE AND COOLANT OFF
M93 ; RELEASE ALL MOTORS
M0 ; MOVE BY HAND, PRESS CYCLE START
M93 P1 ; RESTORE ALL MOTORS
M93 ; RELEASE ALL MOTORS
M0 ; MOVE BY HAND, PRESS CYCLE START
M93 P1 ; RESTORE ALL MOTORS
Example is in inch. Check offsets and clearances first.
Watch out for
- Do not use an axis again in the same program after its power was released. The position may be wrong.
Machine builders set many M codes, and they change by model and options. Check the M code list for your machine.
Related codes
M93 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Haas NGC | Axis position capture start |
| Doosan (Fanuc) | External m-code m93 |
| Hurco WinMax (NC) | Enable spindle interrupt |
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