Re: [tuxdroid-user] RC5 again

[David B. <da...@ja...>]

On Fri, 13 Apr 2007 10:41:16 +0200, Florent THIERY <ft...@gm...>  
wrote:

>> > BTW what is the IR receiver hardware? Does it demodulates already the
>> > 36kHz and outputs in TTL?
>> > In other words, do we have to sample the modulation or just the
>> > bits/Manchester-bits?
>>
>> It uses a common IR receiver module which demodulates the 37.9kHz and
>> outputs the logical signal bits directly. Actually it's the 940nm IR  
>> light
>> wave which is modulated at 37.9kHz and pulsed with the logical signal  
>> for
>> the coding and protocol which is RC5 here (manchester coding.)
>
> Does it mean that the fux does recieve the digital raw output exactly
> like as if the IR transceiver was on board, which would mean the
> possibility of having a /dev/lirc and a tty?

No, Tux gets it but needs to send that through the RF frames so the  
received signal has to be coded somehow. But then on the other side (fux)  
we could expand the code into something lirc can accept, or that can be  
done n the computer by the daemon or anything else.

david