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Re: Why pick ARM? (Sorry about the open ended-ness of this question)

2005-12-22 by Eric Engler

--- In lpc2000@yahoogroups.com, "Leon Heller" <leon.heller@b...> wrote:

> > I've been thinking about doing this kind of thing to emulate an Apple
> > II using modern chips, but I don't have the expertise to pull it
off :-(

> Some students have actually 
> done an ARM implementation on an FPGA and made it available via the
web, but 
> ARM wasn't very happy about it, so it's difficult to get hold of.

I just learned of this today, but I don't know if it's new, or maybe
it's old news: Actel is providing an Arm7 free of up-front license
fees, or royalties. But it's a bit slow, and probably uses more
current than a real Arm7 device - and it probably doesn't have onboard
RAM or flash that the Arm core could use. Never-the-less, it does seem
cool. The ability to put all (or most) of your logic in one chip,
along with the core, is attractive.

http://www.actel.com/products/arm7/

Having absolutely no background in any kind of programmable logic, I
need to find a beginner's development board that comes with tutorials.
I am not ready to tear into this completely on my own.

I also found this website:

http://www.fpga-faq.org/

I can see going with a less powerful core than an Arm7 in order to
have more logic gates left over for other things, and that's why a
6502, or another 8 bit archtecture, might make more sense.

Eric

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