March 2017
Beginner to intermediate
422 pages
8h 4m
English
I2C is an interface mode on the Raspberry Pi's GPIO that allows communication with all kinds of peripherals. We will be using one of these later on in this chapter when we transmit radio signals. This recipe will show you how to set it up and test it.
The easiest way to configure the use of the I2C interface is with raspi-config. Enter sudo raspi-config and select Interfacing Options. Option P5 will set up I2C communication. Select Enable, reboot, and you are ready to begin. Older versions of Raspbian have I2C in the Advanced Options Menu, as shown below:

Finding I2C in older ...
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