Martin.Buehler@KEYMILE.COM wrote:
> i implemented an ir receiver in a pic 16f628. i did this according to
> some rc5 code information, i found on the web.
>
> now i tried this out with remote controls from pioneer, sony,
> panasonic, united, jvc,...but none worked.
>
> checking the signal with an oszilloscope, i found it to be very
> different from what i expected.
> i thought that everybody uses some bi-phase coded rc5 code with 880us
> bit timing, but...
> ...what i found is some very slow 1-0 sequence, looking like some
> kind of synchronization, followed by an 1-0 sequence pattern, where
> some 1 pulses miss some times.
>
> does anybody have information on this code, most manufacturers seem to
> use?
>
> or does anybody have an idea on a simple way to build an universal
> receiver?
>
> thanks for your help!
> tino

Tino, check my webpage about some of those infrared remote control codes;

Wagner Lipnharski - email:  wagner@ustr.net
UST Research Inc. - Development Director
http://www.ustr.net - Orlando Florida 32837
Licensed Consultant Atmel AVR _/_/_/_/_/_/

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