WEEK12

[Button]-按按鈕燈亮

















簡化程式碼

voidsetup(){
  pinMode(13,OUTPUT);
  pinMode(2,INPUT);
}
void loop(){
  imt result = digitalRead(2);
  if(result==HIGH)digitalWrite(13),HIGH);
  else digitalWrite(13,LOW);
}

https://www.arduino.cc/en/Tutorial/Button

[DigitalinputPullup]

void setup(){
  pinMode(2, INPUT_PULLUP);
  pinMode(13, OUTPUT);
}
void loop(){
  int result = digitalRead(2);
  if (result==HIGH) digitalWrite(13, LOW);
  else digitalWrite(13, HIGH);
}