//Enviar -Recibir por Bluetooth
//Arduino a Movil - Movil a Arduino
//********************************************************
//Proyecto original de Juan Antonio Villalpando -juana1991@yahoo.com
//Adaptado y probado por Prof: Bolaņos DJ - 2018
//********************************************************
char val;
int ledPin13 = 13;

//*********** Arduino a Android
const int boton2 = 2;
const int boton3 = 3; 

int buttonState2 = 0;
int buttonState3 = 0; 

void setup() 
{
Serial.begin(9600);
pinMode(boton2, INPUT);
pinMode(boton3, INPUT); 
pinMode(ledPin13, OUTPUT); 
}

void loop()
{

buttonState2 = digitalRead(boton2);
buttonState3 = digitalRead(boton3);

if (buttonState2 == HIGH) 
{ 
Serial.println("Hola telefonito");
delay(200);
}
if (buttonState3 == HIGH) 
{ 
Serial.println("Me llamo Arduino");
delay(200);
}

//************* Android a Arduino
/// LED 13
if( Serial.available() ) 
  { 
  val = Serial.read();

  if( val == '0' )
    { 
    digitalWrite(ledPin13, LOW);
    }

if( val == '1' )
{ 
digitalWrite(ledPin13, HIGH);
} 
  }

}