> > I always thought that was called RS-422.
> >
> > The Macintosh standard serial port was a RS-422 serial port. When I
> > went to look up what that meant, the only difference I could find was
> > the voltage levels.
> >
> > RS-422: 0v to 5v
> > RS-232: -5v to 5v
>
> There's a lot more difference than that,
<snip>
> > The documentation I found went on to say that RS-422 was backaward
> > compatiable with RS-232.
>
> The documentation is wrong.
<snip>
Whoa, jeez. I think i'll stick to commenting on CoCo stuff from now on.
:)
--
tim lindner tlindner_at_ix.netcom.com
Received on Wed Sep 04 2002 - 21:58:00 BST