Article View: alt.sys.pdp8
Article #49Re: Another OS/8 trivia question
From: Kerry Kurasaki
Date: Tue, 13 Oct 1992 23:19
Date: Tue, 13 Oct 1992 23:19
15 lines
1338 bytes
1338 bytes
In article <1992Oct13.194705.6091@news.columbia.edu> lasner@watsun.cc.columbia.edu (Charles Lasner) writes: >> >>And the bonus question: >> >> What should the value be at that location and what is the >> significance of that value? >> >If bit[0] of 07777 is a one, batch is running. If you want to interact with >it, the source of the BAT handler is useful info for this. Look in the PDP-8 >archives for it on ftp.telebit.com where it is or will be soon. > Actually, there is an additional check made to ensure that Batch was not corrupted/overwritten. It's been a looooooong time, but there is a magic value in ??? location 0200 ??? in the batch field. What is that value and what is the significance of it?
Technical Details
Message-ID:
<1992Oct13.231916.25065@pony.Ingres.COM>Path:
arc1-ca.pugleaf.net!sparky!uunet!paladin.american.edu!europa.asd.contel.com!darwin.sura.net!sgiblab!rtech!ingres!kerryReferences:
<1992Oct12.182840.22117@pony.Ingres.COM> <1992Oct13.032611.7348@tigger.jvnc.net> <1992Oct13.171324.3141@pony.Ingres.COM> <1992Oct13.194705.6091@news.columbia.edu>Show Full Headers
Complete Article Headers
Newsgroups: alt.sys.pdp8 Path: arc1-ca.pugleaf.net!sparky!uunet!paladin.american.edu!europa.asd.contel.com!darwin.sura.net!sgiblab!rtech!ingres!kerry From: kerry@Ingres.COM (Kerry Kurasaki) Subject: Re: Another OS/8 trivia question Message-ID: <1992Oct13.231916.25065@pony.Ingres.COM> Reply-To: kerry@Ingres.COM (Kerry Kurasaki) Organization: Ask Computer Systems Inc., Ingres Division, Alameda CA 94501 References: <1992Oct12.182840.22117@pony.Ingres.COM> <1992Oct13.032611.7348@tigger.jvnc.net> <1992Oct13.171324.3141@pony.Ingres.COM> <1992Oct13.194705.6091@news.columbia.edu> Date: 13 Oct 92 23:19:16 GMT Lines: 15