int noti[] = {262, 294, 330, 349, 392, 440, 494};
void setup() {
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
}
void loop() {
digitalWrite(2, HIGH);
tone(9, noti[0]);
delay(1428);
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
tone(9, noti[1]);
delay(1428);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
tone(9, noti[2]);
delay(1428);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
tone(9, noti[3]);
delay(1428);
digitalWrite(5, LOW);
digitalWrite(6, HIGH);
tone(9, noti[4]);
delay(1428);
digitalWrite(6, LOW);
digitalWrite(7, HIGH);
tone(9, noti[5]);
delay(1428);
digitalWrite(7, LOW);
digitalWrite(8, HIGH);
tone(9, noti[6]);
delay(1428);
digitalWrite(8, LOW);
noTone(9);
}