const int buzzer = 3;
void setup() {
// put your setup code here, to run once:
pinMode(2,INPUT_PULLUP);
pinMode(3, OUTPUT);
pinMode(buzzer, OUTPUT);
}
void loop() {
// put your main code here, to run repeatedly:
if(digitalRead(2) == 1){
digitalWrite(3,1);
tone(buzzer, 1000);
delay(1000);
noTone(buzzer);
delay(1000);
}
delay(200);
}