[BBC-Micro] Reversing the Tube ULA (destructively)

Pete Turnbull 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 
before.  Sorry!

Pete						Peter Turnbull
						Network Manager
						University of York

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