Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!cs.utexas.edu!uunet!visdc!jiii
From: jiii@visdc.UUCP (John E Van Deusen III)
Newsgroups: comp.sys.ibm.pc
Subject: Re: Micronics 386 motherboards
Summary: Clarification on interleaving
Message-ID: <654@visdc.UUCP>
Date: 11 Oct 89 15:42:48 GMT
References: <22861@cup.portal.com> <157@sherpa.UUCP> <969@crdos1.crd.ge.COM>
Reply-To: jiii@visdc.UUCP (John E Van Deusen III)
Organization: VI Software Development, Boise, Idaho
Lines: 13

In article <969@crdos1.crd.ge.COM> davidsen@crdos1.UUCP (bill davidsen)
writes:
> ...
> By putting the odd bytes in one bank and the even in another you avoid
> going to the same chip for two bytes in consecutive locations.

With a 386 we are accessing a 4-byte word with each memory access, so it
is desirable to interleave words instead of bytes.  Using 1 MB chips,
eight megabytes are required for there to be two memory banks.
--
John E Van Deusen III, PO Box 9283, Boise, ID  83707, (208) 343-1865

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