Re: [opendiag] Re: cnv.jpg under AJB

I will give it a try and see how it works out. No L=lne on my car btw...

Thanks,

jai

Quoting alfatok <hi.johnsson@...>:

> --- In opendiag@yahoogroups.com, Jai Dhar <jdhar@e...> wrote:
> > Well, the ISO-9141-2 system on my '96 Maxima doesn't seem to require
> > handshaking as it just has a K-line - the handshaking on Jeff's
> circuit is on
> > the Micro/PC side, which is why I am searching for a design that
> doesn't
> > require it - easier to code. Jeff's design uses DTR and CTS on the
> RS-232 side,
> > which are the handshaking lines, correct?
> >
> > I hope I am not mistaken here,
> >
> > Jai
> >
>
> No ISO-9141 systems use what I consider to be handshaking, and Jeff's
> design definitely doesn't. The fact that RTS/DTR lines are used does
> not mean that handshake is implemented. If you have no L-Line you just
> set up those lines once and then forget them. The beauty of that
> design is that it is isolated and the PC side of the interface does
> not require any power supply/
>
> /Henrik
>
>
>
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Received on Mon Nov 03 03:28:58 2003