How to turn on the led of arduino?
How to turn on the led of arduino, which is call the led pin?
At the picture above, the led pin is marked as L and to turn it on is very easy, just
upload the sketch
bellow. If you success to upload the code (sketch), the led pin will turn on for 1 second, then turn off for 1 second, and roll it over again and again.
/****************************************/
/* ARDUINO SKETCH (1): BLINK, FLIP-FLOP */
/* TURN ON THE LED AT PIN 13 */
/****************************************/
#define led 13
void setup(){
pinMode(led, OUTPUT);
}
void loop(){
digitalWrite(led, HIGH);
delay(1000);
digitalWrite(led, LOW);
delay(1000);
}
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