Article View: comp.sys.ibm.pc.misc
Article #1927Re: 8088 4.77MHz -> NEC V20 8MHz
From: Bill Darden <wdarden>
Date: Wed, 18 Jul 1990 23:16
Date: Wed, 18 Jul 1990 23:16
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In article <2330@kannel.lut.fi> riiali@kannel.lut.fi (Pekka Riiali) writes: > >I have a Tandon XT with 4.77 MHz 8088 processor. I'd like to know >if it is possible to change the processor to 8 MHz NEC V20. Half of >the memory chips are 64-15RS and the other half are 256-12. I guess >that there will be some problems with the slow memory. >Any kind of help is appreciated. Your problem will not be the speed of the memory chips. You will need to provide a second oscillator circuit into the 8284 and control the switching of it. The other problem *might* be the speed of the other chips. It will be cheaper to buy an 8 MHz XT mother board, since you already have your DRAM. Good luck, BiLL.....
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!clyde.concordia.ca!uunet!jarthur!usc!venera.isi.edu!gremlin!nrtc!wdardenReferences:
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!clyde.concordia.ca!uunet!jarthur!usc!venera.isi.edu!gremlin!nrtc!wdarden From: wdarden@nrtc.nrtc.northrop.com (Bill Darden <wdarden>) Newsgroups: comp.sys.ibm.pc.misc Subject: Re: 8088 4.77MHz -> NEC V20 8MHz Message-ID: <8334@gremlin.nrtc.northrop.com> Date: 18 Jul 90 23:16:10 GMT References: <2330@kannel.lut.fi> Sender: news@gremlin.nrtc.northrop.com Reply-To: wdarden@nrtc.nrtc.northrop.com (Bill Darden) Distribution: comp Organization: Northrop Research & Technology Center, Palos Verdes, CA Lines: 17