XBee to XBee

/**

 * @file: XBee to XBee SENDER

 * @author Daniela Faas (dfaas@mit.edu)

 * @date: 8/2/2011

 *

 * @section DESCRIPTION

 * communcation between 2 XBees.

 * adapted from:

 * http://lab.guilhermemartins.net/2008/12/24/serial-comunication-between-arduinos-with-wire-wireless/

 *

 */

#define LED 13

#define BUTTON 2

//--- Function: Setup ()

void setup()

{

  Serial.begin(9600);      // Serial port enable

  pinMode(LED, OUTPUT);   // setup LED

  pinMode(BUTTON, INPUT);  // setup button press

  Serial.println("Sender Ready!");

}

//--- Function: Loop ()

void loop()

{

  int sensorValue = digitalRead(BUTTON);  // read digital pin BUTTON

  Serial.println(sensorValue, DEC);   // send the value to the serial port

  digitalWrite(LED, sensorValue);  // send the value to the LED

  delay(500);

}

/**

 * @file: XBee to XBee RECEIVER

 * @author Daniela Faas (dfaas@mit.edu)

 * @date: 8/2/2011

 *

 * @section DESCRIPTION

 * communcation between 2 XBees.

 * adapted from:

 * http://lab.guilhermemartins.net/2008/12/24/serial-comunication-between-arduinos-with-wire-wireless/

 *

 */

#define LED 13

#define incomingByte 0  // This will hold one byte of the serial message

int value = 0;             // high or low value for LED

//--- Function: Setup ()

void setup()

{

  Serial.begin(9600);   // Serial port enable

  pinMode (LED, OUTPUT);   // declare as output, this is the LED

  Serial.println("Receiver Ready!");

}

//--- Function: Loop ()

void loop()

{

  // if there is bytes available coming from the serial port

  if (Serial.available()>0)

  {

    incomingByte = Serial.read();        // set the values to the ‘incomingByte’ variable

    if (incomingByte == '0')

      value = LOW;

    if (incomingByte == '1')

      value = HIGH;

  }

  digitalWrite(LED, value); // write the value to the pin LED

  Serial.print(" Receiver:");

  Serial.println(incomingByte, DEC);

}