[Coco] Drivewire with RS232 pak

Michael Brant brant.michael.l at gmail.com
Sun Oct 28 18:39:52 EDT 2018


Gene, Jim did make a rs232 pak that runs at 230k and David Ladd modified
HDBDOS to use DW through it.

On Sun, Oct 28, 2018, 6:11 PM Gene Heskett <gheskett at shentel.net> wrote:

> On Sunday 28 October 2018 15:50:36 rietveld rietveld wrote:
>
> > Is there a way to use the RS232 pak with DW instead of the bit banger
> > port?
> >
> >
> One probably could, but in comparison to DW, watching paint dry would be
> exciting. The stock pack has a top speed of 9600 baud, whereas DW can on
> late hardware useing the bit banger with a new opamp, run at
> 200+kilobaud. There are hacks for the pack, but even then its slower.
>
> It would take a new chip in a newly designed pack to match what DW does.
> And even then, something like a 16550 needs an i/o space 16 bytes wide.
>
> > Sent from my BlackBerry
>
>
>
> --
> Cheers, Gene Heskett
> --
> "There are four boxes to be used in defense of liberty:
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> -Ed Howdershelt (Author)
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>
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