⚗️ Use pwm_set_duty over analogWrite to set PWM (#23048)

Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>
2021-11-02 01:47:16 -04:00
parent 767a15d468
commit da830e6ced
26 changed files with 159 additions and 126 deletions
--- a/Marlin/src/feature/controllerfan.cpp
+++ b/Marlin/src/feature/controllerfan.cpp
@@ -72,9 +72,10 @@ void ControllerFan::update() {
      ? settings.active_speed : settings.idle_speed
    );

-    // Allow digital or PWM fan output (see M42 handling)
-    WRITE(CONTROLLER_FAN_PIN, speed);
-    analogWrite(pin_t(CONTROLLER_FAN_PIN), speed);
+    if (PWM_PIN(CONTROLLER_FAN_PIN))
+      set_pwm_duty(pin_t(CONTROLLER_FAN_PIN), speed);
+    else
+      WRITE(CONTROLLER_FAN_PIN, speed);
  }
 }