P4_13

2015/11/5

程式碼

const byte LED = 13;

const byte SW = 2;

void setup() {

// put your setup code here, to run once:

pinMode(LED, OUTPUT);

pinMode(SW, INPUT);

}

void loop() {

// put your main code here, to run repeatedly:

boolean val = digitalRead(SW);

if(val){

digitalWrite(LED,HIGH);

}else{

digitalWrite(LED,LOW);

}

}