Filament runout sensor can be disabled via special menu.

Marlin/src/lcd/anycubic_touchscreen.cpp

@@ -108,7 +108,7 @@ void AnycubicTouchscreenClass::Setup()
 #if ENABLED(ANYCUBIC_FILAMENT_RUNOUT_SENSOR)
   pinMode(19, INPUT);
   WRITE(19, HIGH);
-  if (READ(19) == true)
+  if ((READ(19) == true) && FilamentSensorEnabled)
   {
     HARDWARE_SERIAL_PROTOCOLPGM("J15"); //J15 FILAMENT LACK
     HARDWARE_SERIAL_ENTER();
@@ -120,6 +120,7 @@ void AnycubicTouchscreenClass::Setup()
 
   SelectedDirectory[0] = 0;
   SpecialMenu = false;
+  FilamentSensorEnabled = true;
 
 #ifdef STARTUP_CHIME
   buzzer.tone(250, 554); // C#5
@@ -497,6 +498,21 @@ void AnycubicTouchscreenClass::HandleSpecialMenu()
     SERIAL_ECHOLNPGM("Special Menu: FilamentChange Resume");
     FilamentChangeResume();
   }
+  else if (strcmp(SelectedDirectory, "<disable fil. sensor>") == 0)
+  {
+    SERIAL_ECHOLNPGM("Special Menu: Disable Filament Sensor");
+    FilamentSensorEnabled = false;
+    buzzer.tone(105, 1108);
+    buzzer.tone(105, 1108);
+    buzzer.tone(105, 1108);
+  }
+  else if (strcmp(SelectedDirectory, "<enable fil. sensor>") == 0)
+  {
+    SERIAL_ECHOLNPGM("Special Menu: Enable Filament Sensor");
+    FilamentSensorEnabled = true;
+    buzzer.tone(105, 1108);
+    buzzer.tone(105, 1108);
+  }
   else if (strcmp(SelectedDirectory, "<exit>") == 0)
   {
     SpecialMenu = false;
@@ -541,6 +557,18 @@ void AnycubicTouchscreenClass::Ls()
       HARDWARE_SERIAL_PROTOCOLLNPGM("<Load FW Defaults>");
       HARDWARE_SERIAL_PROTOCOLLNPGM("<Load FW Defaults>");
       break;
+
+
+    case 12: // Page 4
+      HARDWARE_SERIAL_PROTOCOLLNPGM("<Disable Fil. Sensor>");
+      HARDWARE_SERIAL_PROTOCOLLNPGM("<Disable Fil. Sensor>");
+      HARDWARE_SERIAL_PROTOCOLLNPGM("<Enable Fil. Sensor>");
+      HARDWARE_SERIAL_PROTOCOLLNPGM("<Enable Fil. Sensor>");
+      HARDWARE_SERIAL_PROTOCOLLNPGM("<Exit>");
+      HARDWARE_SERIAL_PROTOCOLLNPGM("<Exit>");
+      break;
+
+
 /*
     case 12: // Fourth Page
       HARDWARE_SERIAL_PROTOCOLLNPGM("<Z Up 0.1>");
@@ -555,8 +583,8 @@ void AnycubicTouchscreenClass::Ls()
 */
 
     default:
-      HARDWARE_SERIAL_PROTOCOLLNPGM("<Exit>");
-      HARDWARE_SERIAL_PROTOCOLLNPGM("<Exit>");
+      //HARDWARE_SERIAL_PROTOCOLLNPGM("<Exit>");
+      //HARDWARE_SERIAL_PROTOCOLLNPGM("<Exit>");
       break;
     }
   }
@@ -796,7 +824,7 @@ void AnycubicTouchscreenClass::StateHandler()
     HARDWARE_SERIAL_ENTER();
     if ((!card.isPrinting()) && (!planner.movesplanned()))
     {
-      // enter idle display state
+      queue.clear();
       TFTstate = ANYCUBIC_TFT_STATE_IDLE;
 #ifdef ANYCUBIC_TFT_DEBUG
       SERIAL_ECHOLNPGM("TFT Serial Debug: SD print stopped... J16");
@@ -823,7 +851,9 @@ void AnycubicTouchscreenClass::StateHandler()
 
 void AnycubicTouchscreenClass::FilamentRunout()
 {
-#if ENABLED(ANYCUBIC_FILAMENT_RUNOUT_SENSOR)
+  if(FilamentSensorEnabled == true)
+  {
+  #if ENABLED(ANYCUBIC_FILAMENT_RUNOUT_SENSOR)
     FilamentTestStatus = READ(19) & 0xff;
 
     if (FilamentTestStatus > FilamentTestLastStatus)
@@ -835,9 +865,9 @@ void AnycubicTouchscreenClass::FilamentRunout()
       // since this is inside a loop, only set delay time once
       if (FilamentSetMillis)
       {
-#ifdef ANYCUBIC_TFT_DEBUG
+  #ifdef ANYCUBIC_TFT_DEBUG
         SERIAL_ECHOLNPGM("DEBUG: Set filament trigger time");
-#endif
+  #endif
         // set the delayed timestamp to 3000ms later
         fil_delay = fil_ms + 3000UL;
         // this doesn't need to run until the filament is recovered again
@@ -850,26 +880,26 @@ void AnycubicTouchscreenClass::FilamentRunout()
       {
         if (!IsParked)
         {
-#ifdef ANYCUBIC_TFT_DEBUG
+  #ifdef ANYCUBIC_TFT_DEBUG
           SERIAL_ECHOLNPGM("DEBUG: 3000ms delay done");
-#endif
+  #endif
           if (card.isPrinting())
           {
             ai3m_pause_state = 3;
             ; // set runout pause flag
-#ifdef ANYCUBIC_TFT_DEBUG
+  #ifdef ANYCUBIC_TFT_DEBUG
             SERIAL_ECHOPAIR(" DEBUG: AI3M Pause State: ", ai3m_pause_state);
             SERIAL_EOL();
-#endif
+  #endif
             PausePrint();
           }
           else if (!card.isPrinting())
           {
             HARDWARE_SERIAL_PROTOCOLPGM("J15"); //J15 FILAMENT LACK
             HARDWARE_SERIAL_ENTER();
-#ifdef ANYCUBIC_TFT_DEBUG
+  #ifdef ANYCUBIC_TFT_DEBUG
             SERIAL_ECHOLNPGM("TFT Serial Debug: Filament runout... J15");
-#endif
+  #endif
             FilamentTestLastStatus = FilamentTestStatus;
           }
         }
@@ -880,11 +910,12 @@ void AnycubicTouchscreenClass::FilamentRunout()
     {
       FilamentSetMillis = true; // set the timestamps on the next loop again
       FilamentTestLastStatus = FilamentTestStatus;
-#ifdef ANYCUBIC_TFT_DEBUG
+  #ifdef ANYCUBIC_TFT_DEBUG
       SERIAL_ECHOLNPGM("TFT Serial Debug: Filament runout recovered");
-#endif
+  #endif
+    }
+  #endif
   }
-#endif
 }
 
 void AnycubicTouchscreenClass::GetCommandFromTFT()

Marlin/src/lcd/anycubic_touchscreen.h

@@ -117,6 +117,7 @@ private:
 
   char SelectedDirectory[30];
   uint8_t SpecialMenu = false;
+  uint8_t FilamentSensorEnabled = true;
 
 #if ENABLED(ANYCUBIC_FILAMENT_RUNOUT_SENSOR)
   char FilamentTestStatus = false;