Wireless home automation is all about control and convenience. This home automation project reverse engineers a remote so that it recognizes inputs from a computer or a microcontroller. He used an oscilloscope to decode the remote so that the microcontrollers can be programmed to communicate with the remote via a USB port.
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Check out the instructions to learn how to setup the circuit. The brain of the circuit consists of an ATmega8 microcontroller. The user interacts with the setup via a program written in C which is freely available. Check out more methods of controlling your home: