Circuito simple y su respectivo código

 

Código:

void setup()

{

  pinMode(2, OUTPUT);

  pinMode(3, OUTPUT);

  pinMode(4, OUTPUT);

  pinMode(5, OUTPUT);

  pinMode(6, OUTPUT);

  pinMode(7, OUTPUT);

  pinMode(8, OUTPUT);

  pinMode(9, OUTPUT);

  pinMode(10, OUTPUT);

  pinMode(11, OUTPUT);

}

void loop()

{

  digitalWrite(2, HIGH);

  delay(500);

  digitalWrite(2, LOW);

  digitalWrite(3, HIGH);

  delay(500);

  digitalWrite(3, LOW);

  digitalWrite(4, HIGH);

  delay(500);

  digitalWrite(4, LOW);

  digitalWrite(5, HIGH);

  delay(500);

  digitalWrite(5, LOW);

  digitalWrite(6, HIGH);

  delay(500);

  digitalWrite(6, LOW);s

  digitalWrite(7, HIGH);

  delay(500);

  digitalWrite(7, LOW);

  digitalWrite(8, HIGH);

  delay(500);

  digitalWrite(8, LOW);

  digitalWrite(9, HIGH);

  delay(500);

  digitalWrite(9, LOW);

  digitalWrite(10, HIGH);

  delay(500);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

  delay(500);

  digitalWrite(11, LOW);

}