[BBC-Micro] Reversing the Tube ULA (destructively)
pete at dunnington.plus.com
Fri Oct 29 17:38:30 BST 2010
Jules Richardson wrote:
> Pete Turnbull wrote:
> I've never traced the circuit, but I do have a Tube card to connect an
>> A500 to a Beeb. There's not a lot on the card. Must get a round tuit...
> I was talking about the A500 coprocessor (of which I know of a couple of
> survivors, although one is missing a few bits) which was used as a development
> system within Acorn, not the later A500 system (curse you, Acorn, for having
> two separate things with the same name!).
Ah yes, I'd forgotten there were two, even though you've told me that
Pete Peter Turnbull
University of York
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