Re: Re-using IR Decoder Chip

[nobody@xxxxxxxxxxxx (Dave Houston)]

Just Another Joe <address@xxxxxxx> wrote:

>I have an old VCR which doesn't work very well mechanically any more,
>which I was thinking of gutting, and using as a case for the Ocelot and
>some associated circuitry (e.g. roZetta).  The VCR's power supply,
>together with some 5V regulators, could be used to power the circuitry
>(and perhaps the Ocelot as well, I haven't determined that yet).  And,
>the existing IR sensor on the front panel could be connected either to
>the Ocelot or to the roZetta.  Perhaps one might even make use of the
>front panel LCD.
>
>The Ocelot is, to me, excellent for IR output, but its IR input is too
>general purpose.  For my application, a dedicated decoder would be
>better, and it doesn't matter what code set the decoder is for, as my
>remote control can learn the codes if they are not already in its
>database.  So, it makes no difference whether the codes originally
>represented, for example, Play, Pause, Stop, etc.  All that matters is
>that I can use the codes in macros on the remote control, and the Ocelot
>can be programmed to act upon those codes.
>
>Now to the meat of the question:  could the IR decoder chip in the VCR
>be used for this purpose, to provide some already-decoded information to
>a serial port (or a pin) on roZetta?  Given the make and model of the
>VCR, is there a way I could find out what IR decoder chip it uses and
>then find a spec. sheet on that chip?  Is this a workable idea?

No!

http://davehouston.net
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