Allow FIL_RUNOUT_PIN override on RAMPS-based boards

7 years ago · 9de8c04945
1 changed files with 3 additions and 1 deletions
--- a/Marlin/src/pins/pins_RAMPS.h
+++ b/Marlin/src/pins/pins_RAMPS.h
@ -257,7 +257,9 @@
 #endif

 // define digital pin 4 for the filament runout sensor. Use the RAMPS 1.4 digital input 4 on the servos connector
-#define FIL_RUNOUT_PIN      4
+#ifndef FIL_RUNOUT_PIN
+  #define FIL_RUNOUT_PIN    4
+#endif

 #ifndef PS_ON_PIN
  #define PS_ON_PIN        12