Turn off laser power pin when PWM goes to 0

7 years ago · 802ae73b13
parent 564fbc8dec
commit 802ae73b13
1 changed files with 1 additions and 0 deletions
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@ -6449,6 +6449,7 @@ inline void gcode_G92() {
        const float spindle_laser_power = parser.floatval('S');
        if (spindle_laser_power == 0) {
          WRITE(SPINDLE_LASER_ENABLE_PIN, !SPINDLE_LASER_ENABLE_INVERT);                                    // turn spindle off (active low)
+          analogWrite(SPINDLE_LASER_PWM_PIN, SPINDLE_LASER_PWM_INVERT ? 255 : 0);                           // only write low byte
          delay_for_power_down();
        }
        else {