add old delay

Firmware/Marlin_main.cpp

@@ -8078,24 +8078,6 @@ void delay_keep_alive(unsigned int ms)
     }
 }
 
-void delay_keep_alive_no_lcd_update(unsigned int ms)
-{
-    for (;;) {
-        manage_heater();
-        // Manage inactivity, but don't disable steppers on timeout.
-        manage_inactivity(true);
-        if (ms == 0)
-            break;
-        else if (ms >= 50) {
-            _delay(50);
-            ms -= 50;
-        } else {
-			_delay(ms);
-            ms = 0;
-        }
-    }
-}
-
 static void wait_for_heater(long codenum, uint8_t extruder) {
 
 #ifdef TEMP_RESIDENCY_TIME

Firmware/sound.cpp

@@ -66,12 +66,12 @@ void Sound_MakeCustom(uint16_t ms,uint16_t tone_,bool critical){
           if (eSoundMode != e_SOUND_MODE_SILENT){
                if(!tone_){
                     WRITE(BEEPER, HIGH);
-                    delay_keep_alive_no_lcd_update(ms);
+                    delayMicroseconds(ms);
                     WRITE(BEEPER, LOW);
                }
                else{
                     _tone(BEEPER, tone_);
-                    delay_keep_alive_no_lcd_update(ms);
+                    delayMicroseconds(ms);
                     _noTone(BEEPER);
                }
           }
@@ -79,13 +79,13 @@ void Sound_MakeCustom(uint16_t ms,uint16_t tone_,bool critical){
      else{
           if(!tone_){
                WRITE(BEEPER, HIGH);
-               delay_keep_alive_no_lcd_update(ms);
+               delayMicroseconds(ms);
                WRITE(BEEPER, LOW);
-               delay_keep_alive_no_lcd_update(100);
+               delayMicroseconds(100);
           }
           else{
                _tone(BEEPER, tone_);
-               delay_keep_alive_no_lcd_update(ms);
+               delayMicroseconds(ms);
                _noTone(BEEPER);
           }
      }
@@ -97,7 +97,7 @@ switch(eSoundMode)
      {
      case e_SOUND_MODE_LOUD:
           if(eSoundType==e_SOUND_TYPE_ButtonEcho)
-               delay_keep_alive_no_lcd_update();
+               Sound_DoSound_Echo();
           if(eSoundType==e_SOUND_TYPE_StandardPrompt)
                Sound_DoSound_Prompt();
           if(eSoundType==e_SOUND_TYPE_StandardAlert)
@@ -135,9 +135,9 @@ switch(eSoundMode)
 static void Sound_DoSound_Blind_Alert(void)
 {
      _tone(BEEPER,100);
-     delay_keep_alive_no_lcd_update(50);
+     delayMicroseconds(50);
      _noTone(BEEPER);
-     delay_keep_alive_no_lcd_update(200);
+     delayMicroseconds(200);
 }
 
  static void Sound_DoSound_Encoder_Move(void)
@@ -147,9 +147,9 @@ uint8_t nI;
  for(nI=0;nI<5;nI++)
      {
      WRITE(BEEPER,HIGH);
-     delay_keep_alive_no_lcd_update(75);
+     delayMicroseconds(75);
      WRITE(BEEPER,LOW);
-     delay_keep_alive_no_lcd_update(75);
+     delayMicroseconds(75);
      }
 }
 
@@ -160,16 +160,16 @@ uint8_t nI;
 for(nI=0;nI<10;nI++)
      {
      WRITE(BEEPER,HIGH);
-     delay_keep_alive_no_lcd_update(100);
+     delayMicroseconds(100);
      WRITE(BEEPER,LOW);
-     delay_keep_alive_no_lcd_update(100);
+     delayMicroseconds(100);
      }
 }
 
 static void Sound_DoSound_Prompt(void)
 {
 WRITE(BEEPER,HIGH);
-delay_keep_alive_no_lcd_update(500);
+delayMicroseconds(500);
 WRITE(BEEPER,LOW);
 }
 
@@ -181,8 +181,8 @@ nMax=bOnce?1:3;
 for(nI=0;nI<nMax;nI++)
      {
      WRITE(BEEPER,HIGH);
-     delay_keep_alive_no_lcd_update(200);
+     delayMicroseconds(200);
      WRITE(BEEPER,LOW);
-     delay_keep_alive_no_lcd_update(500);
+     delayMicroseconds(500);
      }
 }