[Coco] Schematics - MM/1
L. Curtis Boyle
curtisboyle at sasktel.net
Mon Jul 24 10:14:26 EDT 2023
It had a Signetics 68070 (basically a 68000 with some extra features) that ran at 15 MHz (it is a little slower than a 68000 at the same clock speed, so it runs at roughly the equivalent of 12.5 MHz ). It came with a decent video chip, DMA, etc though.
If you check Rainbow magazines on the Color Computer Archive, they had full 1 and 2 page ads, and it was the featured cover story in the December 1991 issue.
Sent from my iPhone
> On Jul 24, 2023, at 5:22 AM, Keith March via Coco <coco at maltedmedia.com> wrote:
> Bruce,
>
> The MM/1 was a computer made after the CoCo 3. It has a 68030, I think, I
> can't remember off the top of my head.
>
> I runs OS-9k (OS-9 for the 68000 series of CPU's)
>
> Keith
>
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