[Marlin] M003 - Laser On

📅Update: 2020/09/18

Description

Wait for moves to complete, then set the spindle speed (clockwise) or laser power.

Notes

• 'S is interpeted as the configured value range: PWM (default), Percentage, or RPM. (See CUTTER_POWER_UNIT)'

• "M3 and M4 aren't needed with LASER_POWER_INLINE and LASER_MOVE_POWER enabled. Power is set directly in G1…G5"

Usage

M3 [I<mode>]

Parameters

• [I<mode>] Inline mode ON / OFF.

Examples

Set spindle rotation clockwise at 50% with CUTTER_POWER_UNIT set to PERCENT

M3 S50

Set spindle rotation clockwise at 6K RPM with CUTTER_POWER_UNIT set to RPM

M3 S5000

Set laser power to 50% in PWM

M3 O128

Turn on the laser at full / SPEED_POWER_STARTUP power

M3

Fire laser at 80% on next G1,G2 and G3 move

M3 S204 I