Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.1 6/24/83; site utah-cs.UUCP Path: utzoo!watmath!clyde!cbosgd!ihnp4!zehntel!hplabs!utah-cs!b-davis From: b-davis@utah-cs.UUCP (Brad Davis) Newsgroups: net.micro.pc Subject: Re: Speeding up the AT Message-ID: <3132@utah-cs.UUCP> Date: Mon, 3-Dec-84 11:46:59 EST Article-I.D.: utah-cs.3132 Posted: Mon Dec 3 11:46:59 1984 Date-Received: Wed, 5-Dec-84 00:46:47 EST References: <2652@csu-cs.UUCP> <1500026@iuvax.UUCP> Reply-To: b-davis@utah-cs.UUCP (Brad Davis) Organization: Univ of Utah CS Dept Lines: 4 Summary: The standard AT uses a 12 mhz clock that is divided by 2 (6 mhz) for the 80286 and 3 (4 mhz) for the 80287. If an 18 mhz crystal were used the clock speeds would be 9 mhz and 6 mhz. 80287's can't run at 6 mhz yet (as far as I know).