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Turn off laser power pin when PWM goes to 0

Scott Lahteine 7 years ago
parent
commit
802ae73b13
1 changed files with 1 additions and 0 deletions
  1. 1
    0
      Marlin/Marlin_main.cpp

+ 1
- 0
Marlin/Marlin_main.cpp View File

@@ -6449,6 +6449,7 @@ inline void gcode_G92() {
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         const float spindle_laser_power = parser.floatval('S');
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         if (spindle_laser_power == 0) {
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           WRITE(SPINDLE_LASER_ENABLE_PIN, !SPINDLE_LASER_ENABLE_INVERT);                                    // turn spindle off (active low)
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+          analogWrite(SPINDLE_LASER_PWM_PIN, SPINDLE_LASER_PWM_INVERT ? 255 : 0);                           // only write low byte
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           delay_for_power_down();
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         }
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         else {

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