Page 250 - 최강 아두이노 퍼스트 참고서

저 항
R

그림 28-2 LED 연결
예제 코드:

int ledPin=8; //set IO pin of LED in control

void setup()
{
pinMode(ledPin,OUTPUT); //set digital pin IO is OUTPUT
}

void loop()
{
digitalWrite(ledPin,HIGH); //set PIN8 is HIGH , about 5V
delay(1000); //delay 1000ms, 1000ms = 1s
digitalWrite(ledPin,LOW); //set PIN8 is LOW, 0V
delay(1000); //delay 1000ms, 1000ms = 1s

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