gistfile1.hpp

//点滅速度を早くし、往復するようにした（ナイトライダー）
#define LED_PIN_MIN 2
#define LED_PIN_MAX 10

void setup()                    // run once, when the sketch starts
{
  for (int i = LED_PIN_MIN; i <= LED_PIN_MAX; i++){
    pinMode(i, OUTPUT);      // sets the digital pin as output
  }
}

void loop()                     // run over and over again
{
  for (int i = LED_PIN_MIN; i <= LED_PIN_MAX; i++){
    digitalWrite(i, HIGH);   // sets the LED on
    delay(100);                  // waits for a second
    digitalWrite(i, LOW);    // sets the LED off
  }
  for (int i = LED_PIN_MAX; i >= LED_PIN_MIN; i--){
    digitalWrite(i, HIGH);   // sets the LED on
    delay(100);                  // waits for a second
    digitalWrite(i, LOW);    // sets the LED off
  }
}