# Infrared remote control

<abstract>
This article illustrates how to use the 38 kHz infrared receiver available on the CM3-Home full edition
</abstract>

<img src="./cm3home_ir_receiver.jpg" class="img-responsive center-block">


## config.txt setup

To enable the use of IR receiver add these lines to the <b>/boot/config.txt</b> file:

	#Enable the IR Linux driver
	dtoverlay=gpio-ir,gpio_pin=20

## Read the IR code received

After boot install the ir-keytable package:

	sudo apt-get update
	sudo apt-get install ir-keytable

Set the IR remote control type you want to use (in this example RC-5):

	sudo ir-keytable -p rc-5

then:

	ir-keytable -t -v

Now point you remote control and read the code received.

## Links

* [IR Receiver Modules datasheet](https://www.vishay.com/docs/82463/tsop62.pdf)