From: Paul Barrette <barrette_at_istop.com>
Date: 14 Feb 2004 14:05:54 -0500

Hi,
do you have any info on how to PIC a vw (beetle) non monsoon?

thanks,
Pb

On Sat, 2004-02-14 at 11:09, [IDC]Dragon wrote:
> > car radios use a protocol called unilink which needs 2
> > or 3 pins:
> > - a clock
> > - a bidir data
> > - a reset signal (optional?)
>
> Ah, I warned you. ;)
>
> > one other solution is to have a microcontroller
> > interfacing: only low level byte conversion from
> > synchronous to remote pin. There should be no
> > additional component around the pic (except power
> > supply and maybe a quartz) There is a gpl design on
> > the net doing the interface:
> > http://gnunilink.sourceforge.net/
>
> I've seen that before, yes.
> If it's multiple pins, you best use a PIC/Atmel/whatever controller to
> convert this to a half duplex RS232 the Archos can handle. I was prepared to do
> that for my M-Bus, but turned out easier. My friends are doing this for a VW
> adapter.
>
> > Too bad, I found a sony head changer at 105 euros.
>
> You already got that?
>
> Jörg

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Received on 2004-02-14