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

John Kortink kortink at inter.nl.net
Tue Oct 26 10:13:14 BST 2010


On Tue, 26 Oct 2010 06:24:32 +0200, Rick Murray <rick at rs432.net>
wrote:

>[...]
>
>The Tube does DMA!?

Yes. But it's only a slight tweak, which results in an
access cycle much like any other.

And only the 80186 co-pro uses it.


John Kortink

-- 

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