Ah, I see. Thanks!

BTW, do you have a link to the EZ/VZ docs?
I skimmed the motorola site but all the EZ links pointed to 68000 docs.

Ben Combee wrote:
> 
> "Lee Martineau" <[EMAIL PROTECTED]> wrote in message
> news:45452@palm-dev-forum...
> >
> > How does a real Palm detect (invalid) write accesses to the storage
> heap
> > via a direct pointer?
> >
> > Poser of course can detect this, but there is no MMU on the EZ/VZ, is
> > there?
> 
> There is no MMU, but there is a memory protection unit in the memory
> controller.  This can be set to write protect a region of memory -- all
> Palm memory is write protected except for the small window opened for
> the stack and dynamic heap.
> 
> See the Dragonball EZ and VZ specification books.
> --
> Ben Combee, [EMAIL PROTECTED]
> Techwood Broadcasting Foundation, Austin Bureau

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