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- Newsgroups: comp.sys.pen
- Path: sparky!uunet!gumby!wupost!eclnews!usenet
- From: dale@manet.wustl.edu (Dale Frye)
- Subject: Re: Newton Technology
- Message-ID: <1992Nov18.195507.29150@wuecl.wustl.edu>
- Sender: usenet@wuecl.wustl.edu (News Administrator)
- Nntp-Posting-Host: degas
- Reply-To: dale@manet.wustl.edu
- Organization: Washington University, School of Engineering, St. Louis MO
- References: <1992Nov18.132530.8651@ulrik.uio.no>
- Date: Wed, 18 Nov 1992 19:55:07 GMT
- Lines: 37
-
- In article <1992Nov18.132530.8651@ulrik.uio.no> rivero
- <rivero@cc.unizar.es> writes:
- > In article <1992Nov17.160404.4456@wuecl.wustl.edu> Dale Frye,
- > dale@manet.wustl.edu writes:
- > >Have you heard of the Hobbit processor that EO is using in their
- machine?
- > >Its a stack-based RISC design that sounds impressive. I called AT&T
- (maker
- > >of the Hobbit) yesterday and ordered tech data. I have some white
- papers
- > >written several years ago about AT&T's CRISP technology (on which the
- > >Hobbit is based). In a nutshell CRISP is designed to run C code. It has
- no
- > >registers. Instead it caches the stack so that stack references are as
- > >fast as registers. They get 13.5 MIPS at 3.3V (using 250mW!) and 20
- MIPS
- > >at 5V (using 900mW). IMHO this will become the processor of choice for
- > >running PenPoint.
- >
- > I ack I have not tech data about the Hobbit. When you get it, could you
- > tell us how good is the memory management? For me that was a
- > interesting point in the last ARM, that was inviting to put a object
- > oriented OS into (allthought the older ARM have always run with
- > Unix as preferred OS).
-
- So far I only have glossies on both processors. I've ordered tech data but
- it has arrived. The Hobbit does have a MMU (the glossy labels it as 2 x 32
- Page TLB, 2 x 1 Seg TLB). I'd love to see a head-to-head comparision of
- these two chips (and families).
-
- For info on Hobbit call:
- US 800-372-2447
- Europe (44)732 742 999
- or call local AT&T office
-
- Dale Frye
- Washington University in St. Louis
-