Week12課堂作業

Button

沒按Button(不會亮)

按Button(會亮)

Play a Melody using the tone() function

void setup(){
  pinMode(2,INPUT_PULLUP);
  pinMode(13,OUTPUT);
}
void loop(){
  if(digitalRead(2)==HIGH){
    digitalWrite(13,HIGH);
    tone(8,440,300);
  }else{
    digitalWrite(13,LOW);
    noTone(8);
  }
}