Piezo_Coin.ino

#include "pitches.h"  // must include open source pitches.h found online in libraries folder or make a new tab => https://www.arduino.cc/en/Tutorial/toneMelody

int button1State = LOW;

void setup() {
  pinMode(4, INPUT_PULLUP);
  pinMode(5, OUTPUT);
  
}

void loop() {

  button1State = digitalRead(4);

  if (button1State == LOW) {
    // Play coin sound
    digitalWrite(5, HIGH);  // turn the LED on
    tone(10, NOTE_B5, 100);
    delay(100);
    tone(10, NOTE_E6, 850);
    delay(800);
    noTone(10);
    digitalWrite(5, LOW);  // turn the LED on
  }
  else {

  }
}