Use i2c raspberry pi - How to Work with I2C Communication in Raspberry Pi
Install I2C dev library. Under Raspbian, use . sudo apt-get install libi2c-dev *Configure I2C pins using adafruit guide *Install wiringPi using this link
I tried to check my Raspberry PI board with I2C connection. I have I2C DS1307 (Real Time Clock module) on hand. And after check the voltage on SDA/SDL pin out is 3.3v
Description of the I2C library functions in wiringPi using the BCM2835 GPIO I2C interface on the Raspberry Pi
Helpful resources, videos and guides for getting started with your Raspberry Pi. This is also where you’ll find documentation for more advanced material.
I2C-0 on 40-pin Pi Boards An Extra I2C bus? As part of the B+ improvemets, the Raspberry Pi Foundation has standardized the interface to add-on boards, in what they
A guide which shows how to Enable i2c on the Raspberry Pi