void printWifiData() {
  IPAddress ip = WiFi.localIP();
  Serial.print("Dirección IP: ");
  Serial.println(ip);
  IPAddress subnet = WiFi.subnetMask();
  Serial.print("Máscara de red: ");
  Serial.println(subnet);
  IPAddress gateway = WiFi.gatewayIP();
  Serial.print("Puerta de enlace: ");
  Serial.println(gateway);
}




