#define SPEAKER_PIN 1 
void setup() {
  pinMode(SPEAKER_PIN, OUTPUT);
  tone(SPEAKER_PIN, 300, 1000);
  noTone(SPEAKER_PIN);

  pinMode(2, OUTPUT);
}

void loop() {
 // 
 
 digitalWrite(2, HIGH);
 delay(500 );
 digitalWrite(2, LOW);
 delay(500 );

}
ATTINY8520PU