Article View: alt.folklore.computers
Article #4635Re: Turning the thing off (was Re: BESM-6
From: Ralf....
Date: Sat, 29 Sep 1990 11:09
Date: Sat, 29 Sep 1990 11:09
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1641 bytes
1641 bytes
In article <1990Sep2...@ap.co.umist.ac.uk>, r...@ap.co.umist.ac.uk (bob nutter) wrote:
}Yeah, apart from the power supply storing charge, those dynamic RAM chips can
}hold data for a long while too, often a couple of minutes, which is enough to
A couple of seconds I can believe, but no way minutes....
}confuse the user who just hits reset or switches on/off quickly, and then
}wonders why the machine is still buggered. I seem to remember Texas selling
}4ms (not 2ms) refresh chips. I bet they just tested them. Do they still reduce
}the RAM refresh time on PC's to speed them up?
Yep. My previous computer ran fine with a 106ms refresh cycle (IBM PC's
default to a 1.8ms refresh cycle). My current system is running without a
hitch on a 26ms cycle.
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Path: mbox-mo1.pugleaf.net!gmdzi!unido!mcsun!uunet!tut.cis.ohio-state.edu!pt.cs.cmu.edu!b.gp.cs.cmu.edu!Ralf....@B.GP.CS.CMU.EDU From: Ralf....@B.GP.CS.CMU.EDU Newsgroups: alt.folklore.computers Subject: Re: Turning the thing off (was Re: BESM-6 Message-ID: <270480f6@ralf> Date: 29 Sep 90 11:09:42 GMT Sender: ra...@b.gp.cs.cmu.edu Organization: Carnegie Mellon University School of Computer Science Lines: 20 Posted: Sat Sep 29 12:09:42 1990 In-Reply-To: <1990Sep28.162510@ap.co.umist.ac.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit