What is the catch with IDMA on MPC860?

Claude Robitaille crobitaille at videotron.ca
Fri Mar 24 00:30:02 EST 2000

The most authoritative reference for thoses terms is the PowerQUICC
(MPC8xx) user's manual. You can find it on the Motorola web site at:


On Thu, 23 Mar 2000, Graham Stoney wrote:

> Hi Noad,
> Noah Misch writes:
> > Would you mind telling me briefly what CPM, UART, DMA/IDMA, UPM, and SCC
> > are, or pointing me to a document that explains them?  I see these terms
> > used a lot, but I don't know what they stand for and have only a general
> > idea of what they are.  I apologize for wasting your time with a worthless
> > question.
> Have a look at the Glossary in the HOWTO, at:
>     http://members.xoom.com/greyhams/linux/PowerPC-Embedded-HOWTO-19.html
> As always, I'd be very interested in any feedback and pointers to more
> authoratative references.
> Regards,
> Graham

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