Reference for Wiring version 0027+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Class

Wire

Name

beginTransmission()

Examples
#include "Wire.h"

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

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);
}
Description The beginTransmission() method starts data transmission to the specified device.
Syntax
Wire.beginTransmission(address)
Parameters
address An int value between 0 and 127 specifying the address of the device to trasmit to
Wire The hardware TWI port
Usage Application
Updated on September 18, 2010 03:23:34pm PDT

Creative Commons License