Very simple! Only need the remote control of home appliances and microcontroller attiny2313. 
Also need a sensor TSOP1736, button, a pair of LEDs and a soldering iron.

page of the draft http://avrproject.ru/publ/protokol_rc5_bascom_avr/1-1-0-30

Step 1: Designation of Sensor Inputs

You can use any sensor TSOP with the end of the marking "36. " It is at such a frequency (36kHz) set all the control panels.
Excellent, looks like a very simple but useful project!

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