// ==========================================
// Secuencia de 6 LEDs para Arduino Uno
// Enciende del LED 1 al LED 6
// Luego del LED 6 al LED 1
// Repite indefinidamente
// ==========================================

// Definición de pines
const int led1 = 2;
const int led2 = 3;
const int led3 = 4;
const int led4 = 5;
const int led5 = 6;
const int led6 = 7;

// Tiempo de encendido de cada LED (milisegundos)
const int tiempo = 300;

void setup() {
  // Configurar los pines como salida
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(led3, OUTPUT);
  pinMode(led4, OUTPUT);
  pinMode(led5, OUTPUT);
  pinMode(led6, OUTPUT);

  // Inicializar comunicación serial para ver los mensajes
  Serial.begin(9600);
}

void loop() {

  // ==========================
  // LED 1
  // ==========================
  Serial.println("Encendido LED 1");
  digitalWrite(led1, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 1");
  digitalWrite(led1, LOW);

  // ==========================
  // LED 2
  // ==========================
  Serial.println("Encendido LED 2");
  digitalWrite(led2, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 2");
  digitalWrite(led2, LOW);

  // ==========================
  // LED 3
  // ==========================
  Serial.println("Encendido LED 3");
  digitalWrite(led3, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 3");
  digitalWrite(led3, LOW);

  // ==========================
  // LED 4
  // ==========================
  Serial.println("Encendido LED 4");
  digitalWrite(led4, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 4");
  digitalWrite(led4, LOW);

  // ==========================
  // LED 5
  // ==========================
  Serial.println("Encendido LED 5");
  digitalWrite(led5, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 5");
  digitalWrite(led5, LOW);

  // ==========================
  // LED 6
  // ==========================
  Serial.println("Encendido LED 6");
  digitalWrite(led6, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 6");
  digitalWrite(led6, LOW);

  // ==========================
  // Regreso LED 6 -> LED 1
  // ==========================

  Serial.println("Encendido LED 6");
  digitalWrite(led6, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 6");
  digitalWrite(led6, LOW);

  Serial.println("Encendido LED 5");
  digitalWrite(led5, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 5");
  digitalWrite(led5, LOW);

  Serial.println("Encendido LED 4");
  digitalWrite(led4, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 4");
  digitalWrite(led4, LOW);

  Serial.println("Encendido LED 3");
  digitalWrite(led3, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 3");
  digitalWrite(led3, LOW);

  Serial.println("Encendido LED 2");
  digitalWrite(led2, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 2");
  digitalWrite(led2, LOW);

  Serial.println("Encendido LED 1");
  digitalWrite(led1, HIGH);
  delay(tiempo);

  Serial.println("Apagado LED 1");
  digitalWrite(led1, LOW);
}