[Coco] Re: Embedded coco
Richard E. Crislip
rcrislip at neo.rr.com
Wed Dec 17 15:00:43 EST 2003
Hello peak at mail.polarcomm.com
Wow! That sounds good.
On 12/17/03, peak at mail.polarcomm.com wrote:
> About using a coco mother board as an embedded controller!
> How many people would be interested in a mini coco?
> It could/would be on a small ckt board and would have:
> cpu(6809)
> rom
> ram
> a PIA or two (address decoded to the exact same locations as
> a real coco.
> DAC
> Small PAL/PLD used as an address decoder. Both the CTS, and
> the SCS lines would also be duplicated.
>
> WhY?
> Because by using the same hardware memory map for the PIA's
> and DAC would allow a much smaller controller . also a real
> cocoI or II would not have to be sacrificed to use as the
> controller. But a real coco could be used to test and debug
> software before it was placed in rom on the embed board!
>
> If anyone is interested I will design the ckt board and place
> the design in public domain or even post it here if allowed.
> Heck I may design this thing anyway just for myself. Any
> takers??
>
> Eric
>
Regards
--
Cruisen _|_
on AutoPilot with an Amiga ---o-( )-o--- and a CoCo
Richard
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