int passiveBuzz = 9;


void setup() {
  // put your setup code here, to run once:
pinMode(passiveBuzz, OUTPUT);

}

void loop() {
  // put your main code here, to run repeatedly:
analogWrite(passiveBuzz, 50);
// turn on buzzer
delay(10);
analogWrite(passiveBuzz, 0);
// turn off buzzer
delay(10);
}