IoT 아두이노 0519 - Buzz

int pin_PIEZO = 7;
int scale_data[8] = {130,146,164,174,195,220,246,261};

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

void loop(){
  for(int i=0;i<8;i++)
  {
    tone(pin_PIEZO, scale_data[i]);
    delay(1000);
  }
  noTone(pin_PIEZO);
  delay(1000);
}