🐛 Fix Anycubic / Trigorilla pins, etc. (MarlinFirmware#24971)

Author: thinkyhead

Marlin/src/feature/powerloss.h

@@ -153,6 +153,9 @@ class PrintJobRecovery {
     static void prepare();
 
     static void setup() {
+      #if PIN_EXISTS(OUTAGECON)
+        OUT_WRITE(OUTAGECON_PIN, HIGH);
+      #endif
       #if PIN_EXISTS(POWER_LOSS)
         #if ENABLED(POWER_LOSS_PULLUP)
           SET_INPUT_PULLUP(POWER_LOSS_PIN);

Marlin/src/gcode/config/M43.cpp

@@ -313,9 +313,16 @@ void GcodeSuite::M43() {
 
   // 'P' Get the range of pins to test or watch
   uint8_t first_pin = PARSED_PIN_INDEX('P', 0),
-          last_pin = parser.seenval('P') ? first_pin : (NUMBER_PINS_TOTAL) - 1;
+          last_pin = parser.seenval('L') ? PARSED_PIN_INDEX('L', 0) : parser.seenval('P') ? first_pin : (NUMBER_PINS_TOTAL) - 1;
 
-  if (first_pin > last_pin) return;
+  NOMORE(first_pin, (NUMBER_PINS_TOTAL) - 1);
+  NOMORE(last_pin, (NUMBER_PINS_TOTAL) - 1);
+
+  if (first_pin > last_pin) {
+    const uint8_t f = first_pin;
+    first_pin = last_pin;
+    last_pin = f;
+  }
 
   // 'I' to ignore protected pins
   const bool ignore_protection = parser.boolval('I');

Marlin/src/gcode/feature/advance/M900.cpp

@@ -50,6 +50,7 @@ void GcodeSuite::M900() {
 
   #if EXTRUDERS < 2
     constexpr uint8_t tool_index = 0;
+    UNUSED(tool_index);
   #else
     const uint8_t tool_index = parser.intval('T', active_extruder);
     if (tool_index >= EXTRUDERS) {