Re: 2MHz Rockwell VIA?

From: David Wood (jbevren_at_starbase.globalpc.net)
Date: 2004-09-03 14:04:09

...running it at 1mhz. :)  The idea was to get the cpu to post the address
it needs faster (within the first quarter cycle of the 1mhz bus) for the
MMU.  I thought I'd point this out since its a pretty smart move.

:-)

On Fri, 3 Sep 2004, David Wood wrote:

> There's at least a 4mhz version.  Someone used one in their AS/65 system (I
> think it was), to deal with timing issues regarding addressing delays in the
> MMU.
>
>
> -David
>
> On Fri, 3 Sep 2004, Brian Ketterling wrote:
>
> > Hi --
> >
> > I recently ordered some 6522A's, and received R65C22P2's instead.  I assume
> > this is a CMOS part, but can anyone confirm that it's the 2MHz version?  I
> > haven't had any luck on the web.
> >
> > Thanks,
> > Brian
> >
> > _________________________________________________________________
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> >
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> >
>
>
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