RE: [iPAQ] Twiddler2

Ahhh! So it seems that I'll have to follow the instructions on the PS/2
to RS-232 converter. I'm still having a tough time deciphering those
schematics.... :(

In the mean time, I've found something that might also work. A prefab of
the converter at http://www.accesskeyboards.com/AT2SER_mini.htm.

-Andrew

On Sat, 19 Jan 2002 pwborders@home.com wrote:

> If the twiddler you have plugs into a ps2 keyboard port it is not
> rs232 serial nor is it ascii. PS2 keyboards use a synchronis (sp?)
> transfer protocol and send keyboard scancodes which are nothing like
> ascii. That is the purpose of the hardware to convery the twiddler to
> the ipaq. The microcontroller does both sychronis conversion and
> scancode lookup and conversion to the stowaway keycodes.
>
> Pete Borders
>
> On 18 Jan 2002 at 19:26, Ballowe, Charles wrote:
>
> >
> > The v1 twiddler was a serial device, but I don't think it's available
> > any more.
> >
> > is there any reason why remapping the pins with one of the ps2->serial
> > converters wouldn't work? Nothing coming out of the twiddler is
> > anything more than ASCII codes. Of course, you may need to do
> > something to strip out the mouse signal etc...
> >
> > > Most likely not (is there a twiddler that can to serial?)
> > >
> > > Cu,
> > > Goetz.
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>
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Received on Sat Jan 19 01:34:33 2002