Re: Can I have a serial display output and a kbd PS/2 input?

Vojtech Pavlik (vojtech@suse.cz)
Wed, 15 Aug 2001 09:49:07 +0200


On Fri, Aug 10, 2001 at 02:22:17PM -0700, Dr. Kelsey Hudson wrote:
> On Fri, 10 Aug 2001, Miquel van Smoorenburg wrote:
>
> > In article <001b01c12194$a34a3370$66011ec0@frank>,
> > Frank Torres <frank@ingecom.net> wrote:
> > >Sorry to be insistent in this point, but perhaps requesting the problem this
> > >way someone figures out what I am trying to do.
> > >The display is already configured and sending getty line from inittab waits
> > >for an input from serial so it doesn't work.
> > >Any other ideas? This is my last try.
> >
> > If you want /dev/console to behave so that it sends output to the
> > serial device yet takes input from the PC keyboard, no, that cannot
> > be done. Right now /dev/console can be associated with only one
> > device for both input and output at the same time.
> >
> > Output from kernel printk's does go to all console devices though.
>
> Well, as a sleightly more expensive solution, you could build a Sun
> keyboard to serial adapter. Somewhere on the SuSE webpage there is
> instructions on how to do this. IIRC, the keyboard only uses the RxD pin
> on the serial port so you would be free to use the TxD pin for your serial
> LCD.
>
> The schematic can be had here:
> http://www.suse.cz/development/input/adapters
>
> good luck, and hope this is of some use to you.

Yes, but this won't work either, because the keyboard doesn't send
ASCII.

-- 
Vojtech Pavlik
SuSE Labs
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