Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/5/84; site olivee.UUCP Path: utzoo!watmath!clyde!cbosgd!ihnp4!mhuxn!mhuxr!ulysses!allegra!oliveb!olivee!gnome From: gnome@olivee.UUCP (Gary Traveis) Newsgroups: net.micro.att Subject: Re: PC6300 and PC-DOS Message-ID: <454@olivee.UUCP> Date: Wed, 14-Aug-85 13:28:57 EDT Article-I.D.: olivee.454 Posted: Wed Aug 14 13:28:57 1985 Date-Received: Sat, 17-Aug-85 16:14:52 EDT References: <2062HBX@psuvm> Organization: Olivetti ATC; Cupertino, Ca Lines: 30 > I recently purcased an AT&T 6300, and for reasons of compatibility > with existing software, must run IBM's PC-DOS rather than use > Microsoft MS-DOS 2.11 for the 6300. To date everything has worked > well, (I am using the newest revision of the BIOS, Ver. 1.21.), > except for one thing. The system clock gains time. If I set > the time correctly when I boot, leave the system unattended for > a few hours and then check the time, it may gain as much as > 15 minutes. Can anyone else confirm this, and does anyone > have a fix? > > Terry Harrison > 310 Business Administration Building > Penn State University > University Park, PA 16802 > (814) 863-3357 > > BITNET: hbx@psuvm > UUCP: ....!psuvax1!psuvm.bitnet!hbx > ARPA hbx%psuvm.bitnet@wscvm.arpa > The ATT 6300 has an on-board CMOS battery backed-up clock. PC-DOS doesn't make use of that circuit, and because that 6300 runs a lot faster than an XT, the software clock gets ahead pretty quickly. See if you can do set/reads from the hardware clock. Gary (hplabs,allegra,ihnp4)oliveb!olivee!gnome @Olivetti ATC, Cupertino, CA -- where the 6300 was designed.