Zobrazenie zdroja stránky LED begin


<syntaxhighlight lang="C">
// Definujeme čísla pinov
const int PIN_R = 0;
const int PIN_G = 1;
const int PIN_B = 2;

void setup() {
  pinMode(PIN_R, OUTPUT);
  pinMode(PIN_G, OUTPUT);
  pinMode(PIN_B, OUTPUT);
}

void loop() {
  digitalWrite(PIN_R, HIGH);
  digitalWrite(PIN_G, HIGH);
  digitalWrite(PIN_B, HIGH);
  delay(1000);

  digitalWrite(PIN_R, LOW);
  digitalWrite(PIN_G, LOW);
  digitalWrite(PIN_B, LOW);
  delay(1000);
}
</syntaxhighlight>