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I have white brand of air conditioner, so i have no idea what IR protocol it uses, is there any solution that uses a IR receiver in a way that i can reverse engineer?
It can be something that uses a Arduino Uno (i have one).
After i find a solution for IR signal receiver that works, in future...
I want to make a infra red detection like those used for "laser keyboard"
Do you have any ideas, shcematics, development kit or code example (PC) to suggest me ?
I need to detect forms such as fingers on a 40'' diagonal surface (maximum)
Also, I would like to project a display...