[Coco][Color Computer] Looking for a Coco I 64k?

Neil Morrison neilsmorr at hotpop.com
Sat Nov 12 18:25:24 EST 2005


The early Coco I was indeed designed to use sets of defective 64K rams, 
either all upper or all lower half good. The TRS-80 Model I was similarly 
designed to use sets of defective 16K rams, either all upper or all lower 
half good. I never saw this done or heard of it being done in either case.

Neil

----- Original Message ----- 
From: <PaulH96636 at aol.com>

> Yep, that is what I meant, and KEY-264K docs specifically said that
> piggybacked 32Ks
> would *not* work.  I don't recall what it was that the piggybacked  32Ks 
> did
> work with,
> perhaps OS9-L1, or small ram drive.  IIRC it was production defective 
> 64Ks
> which were
> sold as working 32Ks, so they could be piggybacked for a few 
> applications.





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