Re: Got myself a Tiger Learning Computer today

[Eric Rucker <bhtooefr@gmail.com>]

On Sep 2, 9:56 pm, schmidtd <schmi...@my-deja.com> wrote:
> I'm not convinced the serial port is viable on my machine.  I get the
> normal status out of the status register when nothing's attached, but
> when I hook up the other side via a null modem, the status doesn't
> change (at all) the way other SSC machines do.  So, lots of tweaks to
> the configuration registers later, I still don't have anything coming
> out the wire.

Could it possibly be TTL levels, rather than RS-232 levels?