Intel 386 Motherboard

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Article #854

#854

From: farber%pcpond.pc.udel.edu
Date: Thu, 27 Nov 1986 16:03

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Just to bring details to things the follwoing are the System Board
access time for the Intel 386 motherboad iSBC 386AT

Operation					CPU cycles (16mh)(62.5ns)

32 bit of system board ram
	read from nonbusy bank			3
	read from busy bank			5

32 write of system board ram			
	write from non bust bank		4
	write from busy bank			6

32 bit ROM (two 16 accesses)			12

8 bit read/write of expansion slot		
	8 bit slot				8
	16 bit slot				13

16 bit read/write of expansion slot
	8 bit slot				8
	16 bit slot				25

32 bit read/write of expansion slot
	8 bit slot				16
	16 bit slot				50

Technical Details

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Path: arc1-ca.pugleaf.net!utzoo!watmath!clyde!rutgers!seismo!brl-adm!adm!farber%pcpond.pc.udel.edu@louie.udel.edu
From: farber%pcpond.pc.udel.edu@louie.udel.edu
Newsgroups: comp.sys.misc
Subject: Intel 386 Motherboard
Message-ID: <1161@brl-adm.ARPA>
Date: Thu, 27-Nov-86 11:03:20 EST
Article-I.D.: brl-adm.1161
Posted: Thu Nov 27 11:03:20 1986
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