[Coco] any interest in an 8MB ram card for COCO3?

[Aaron Wolfe]

On Fri, Apr 16, 2010 at 4:10 PM, John W. Linville
<linville at tuxdriver.com> wrote:
> On Fri, Apr 16, 2010 at 02:47:28PM -0400, Stephen Adolph wrote:
>> If Nitros-9 won't be extended to address more memory then there is no
>> point I suppose.  The scope of what I am thinking of is a RAM card
>> only - no software, no application...just a RAM subsystem...Steve
>
> There is, of course, the Disto(?) 1- and 2-meg designs that NitrOS-9
> should support.  And there was Paul Barton's NoCan3(?) that went to
> 8-meg as well -- I'm not sure how much support there is for that one.
>
> An SRAM-based card would have a different hardware design, but
> it certainly could have a programming architecture similar (or
> identical) to the designs mentioned above.  If you are only doing a
> windowed-memory (a la DOS EMS memory) or RAMdisk device then I would
> be much less intersted.


Given that the 6809 has only 16 address bits, doesn't all access to
more than 64k use a scheme much like DOS EMS memory, even in a 128k
coco 3?

>
> John
> --
> John W. Linville                Someday the world will need a hero, and you
> linville at tuxdriver.com                  might be all we have.  Be ready.
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