[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: CACHE????
- Subject: Re: CACHE????
- From: dempson@atlantis.actrix.gen.nz (David Empson)
- Date: 1996/07/05
- Newsgroups: comp.sys.apple2
- Organization: Actrix - Internet Services
- References: <4rai0m$pqd@blackice.winternet.com> <4rb47d$lm8@newsbf02.news.aol.com>
In article <4rb47d$lm8@newsbf02.news.aol.com>,
RUBYWAND <rubywand@aol.com> wrote:
> In article <4rai0m$pqd@blackice.winternet.com>, irsman@winternet.com (Ian
> Schmidt) writes:
>
> >
> >The ZipGS has no ROMs of any kind - all cache logic is hardwired into the
> >gate array.
>
> What about the Zip Chip? Are you saying there is no code there?
Correct. Everything is hard wired, using a simpler version of the
ASIC that is used on the ZIP GS. I suspect the ZIP CHIP detects the
press of the ESC key by directly accessing the keyboard latch at reset
time.
--
David Empson
dempson@actrix.gen.nz
Snail mail: P.O. Box 27-103, Wellington, New Zealand