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Re: Calling all IR experts...


  • To: ukha_d@xxxxxxx
  • Subject: Re: Calling all IR experts...
  • From: "psghome2002" <psghome@xxxxxxx>
  • Date: Mon, 11 Mar 2002 22:39:23 -0000
  • Delivered-to: mailing list ukha_d@xxxxxxx
  • Mailing-list: list ukha_d@xxxxxxx; contact ukha_d-owner@xxxxxxx
  • Reply-to: ukha_d@xxxxxxx

It's a long time since I used a scope - my first job way back when I
worked for an electronics company. Quite fancy having a play -
anyone know of a cheap scope source?

Paul.

--- In ukha_d@y..., "Ian B" <Ian@M...> wrote:
> >1) How likely is it that the IR signals the Kustom units use are
> >compatible with the signals produced by HV / Comfort? i.e. is
there
> >a standard for passing IR signals?
>
> There are several e.g. pwm, rc5, space modulated to name a few.
Most
> controllers can learn most of these. IR data is sometimes moved
between A
> and B using a protocol and then decoded prior to transmission.
Look for
> unidentified boxes with chips in at the end. If there is only an
IR LED then
> it is raw data.
>
> >2) If they are, could I splice into the IR data line, a connection
> >from HomeVision or Comfort (thereby allowing IR to pass from the
> >controller to amp as designed but also to 'inject' a signal at the
> >amp)? - Did that make sense?
>
> It makes sense but I have no idea.
>
> >3) What testing should I do to make sure I don't shag anything up
> >before trying this!?
>
> The best thing is to gat a scope on the matter. There is no 'real'
standard
> I know of for transmission (i.e. voltages etc.) and it all depends
on the
> manufacturer.
>
> Good luck
>
> Ian



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