#define SpeakerPin 5 // Define the pin connected to the speaker

void setup() {
  pinMode(SpeakerPin, OUTPUT); // Set the speaker pin as output
}

void loop() {
  // Generate a tone of 1000Hz for 1 second
  tone(SpeakerPin, 1000);
  delay(1000); // Wait for 1 second
  
  // Generate a tone of 2000Hz for 1 second
  tone(SpeakerPin, 2000);
  delay(1000); // Wait for 1 second

  // Stop the tone
  noTone(SpeakerPin);
  delay(1000); // Wait for 1 second
}