S - Speed / Intensity

This command is used to specify a Spindle Speed or if used with Laser specifies the Laser intensity

Syntax & Parameters


  • S Value - This specifies the spindle speed in RPM


  • S Value - This specified the Laser PWM value 0-1000 which translates to 0 - 100%

Example program Spindle

N10 S10000

This sets a spindle speed of 10000 rpm and is usually followed by an M3 or M4 on the same line

Example program Laser

N10 S500

This set Laser intensity to 50%