🩹 Allow M42 S0/1 analogWrite on PWM pins (STM32) (MarlinFirmware#22631)

mh-dm · May 15, 2022 · 8aca8d3 · 8aca8d3
1 parent cfffed4
commit 8aca8d3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Marlin/src/gcode/control/M42.cpp b/Marlin/src/gcode/control/M42.cpp
@@ -127,7 +127,7 @@ void GcodeSuite::M42() {
 
   #ifdef ARDUINO_ARCH_STM32
     // A simple I/O will be set to 0 by analogWrite()
-    if (pin_status <= 1) return;
+    if (pin_status <= 1 && !PWM_PIN(pin)) return;
   #endif
   analogWrite(pin, pin_status);
 }