//Access: https://wokwi.com/projects/359792790748967937

int potPin = A0;  // potentiometer pin 
int buzzerPin = 13;  // buzzer pin 
int volume = 0;   // initial volume level

void setup() {
  pinMode(buzzerPin, OUTPUT); 
}

void loop() {
  volume = analogRead(potPin); 
  volume = map(volume, 0, 1023, 0, 3);  

  switch (volume) {
    // turn off the buzzer
    case 0:
      noTone(buzzerPin);  
      break;
    // play a low tone for 50 ms
    case 1:
      tone(buzzerPin, 500, 50); 
      break;
    // play a medium tone for 250 ms
    case 2:
      tone(buzzerPin, 1000, 250);  
      break;
    // play a high tone for 500 ms
    case 3:
      tone(buzzerPin, 2000, 500);  
      break;
  }

  delay(10);  
}