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_01_kidSerie_sketch_02.HelloBT.ino

/*
  Project name:
     01 #kidSerie - Arduino & MIT App Instaler 2 & HC-06
     (Smart Phone App!)
     Flavour II -
     Hex File: _01_kidSerie_sketch_02.HelloBT.ino
   Revision History:
     20161008:
       - board found on https://www.hackster.io/ Examples
      (connect everything on HC-06 to access arduino by smart phone)
  Description:
        This program lets you to control a LED on pin 13 of arduino using a bluetooth module.
  MCU:                  Arduino 1.6.12 - @16MHz       http://www.arduino.cc/
   IC Chip:              Bluetooth Datasheet - HC-06   https://goo.gl/s9ZcNC
  Connections:
      See Official youtube channel vids: https://youtu.be/u1xqW6qtFXs
  Based on:  Bluetooh Basic: LED ON OFF
   Website:   http://bit.do/Avishkar
   Code by:   Mayoogh Girish
   Down   :   https://github.com/Mayoogh/Arduino-Bluetooth-Basic
  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License v3 as published by the Free Software Foundation

*/
#include <SoftwareSerial.h>

SoftwareSerial mySerial(10, 11);      // RX, TX
char data = 0;                        // Variable for storing
// received data
void setup()
{
  Serial.begin(9600);                 // Sets the baud for serial
                                      // data transmission
  mySerial.begin(9600);               // Set this baudrate
  pinMode(13, OUTPUT);                // Sets digital pin 13 as
                                      // output pin
}
void loop()
{
  if (mySerial.available() > 0)       // Send data only when you
                                      // receive data:
  {
    data = mySerial.read();           // Read the incoming data &
                                      // store into data
    Serial.println(data);             // Print Value inside data in
                                      // Serial monitor for debug
    if (data == '1')                  // Checks whether value of
                                      // data is equal to 1
      digitalWrite(13, HIGH);         // If value is 1 then LED
                                      // turns ON
    else if (data == '0')             // Checks whether value of
                                      // data is equal to 0
      digitalWrite(13, LOW);          // If value is 0 then LED
                                      // turns OFF
  }
}