This command starts the spindle in counter clockwise direction at the RPM set by the S command
Syntax & Parameters
- M04 - Clockwise command followed with or without S value.
- M4 - The same as M04
- S - The S value defines the required RPM. If the S value is not given then the last S value is automatically used.
N10 S1200 M04
In this example the spindle is started in counter clockwise direction at 1200 RPM.