| Wire Master Writer by Nicholas Zambetti <http://www.zambetti.com> Demonstrates use of the Wire library Writes data to an I2C/TWI slave device Refer to the "Wire Slave Receiver" example for use with this Created 29 March 2006 Revised 30 August 2007 |

    // Wire Master Writer
    // by Nicholas Zambetti <http://www.zambetti.com>

    #include <TwoWire.h>

    void setup()
    {
      Wire.begin(); // join i2c bus (address optional for master)
    }

    byte x = 0;

    void loop()
    {
      Wire.beginTransmission(4); // transmit to device #4
      Wire.send("x is ");        // sends five bytes
      Wire.send(x);              // sends one byte
      Wire.endTransmission();    // stop transmitting

      x++;
      delay(500);
    }