#define BUZZER 22

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);

  pinMode(BUZZER, OUTPUT);
  tone(BUZZER,800,350);
  tone(BUZZER,1000,350);
  tone(BUZZER,1800,550);
  
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}