good job
Le mar. 16 mars 2021 à 20:10, Tom Uban via cctalk a
écrit :
> Ok. Thanks for verifying that info, I will try changing the BIOS setting.
> I do need to replace the
> Dallas RTC as well.
>
> On 3/16/21 12:57 PM, Jonathan Haddox via cctalk wrote:
> > I've got a Diversified Tech 286 SBC as well and was able to switch to
> 3.5 floppies by modifying the BIOS settings. Mine has the Dallas Real Time
> Clock chip and the battery was dead so the BIOS settings weren't preserved
> after a reboot. Fortunately I obtained a replacement chip available on ebay
> to fix that issue. I haven't got a manual to share, but it's a neat little
> board.
> >
> > Jonathan
> > On Tuesday, March 16, 2021, 12:00:02 PM CDT, <
> cctalk-requ...@classiccmp.org> wrote:
> >
> > Send cctalk mailing list submissions to
> > cctalk@classiccmp.org
> >
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> >
> >
> > Today's Topics:
> >
> > 1. VAX rom patches - VAXstation 2000 SCSI boot, KA420 > 1GB boot
> > (David Brownlee)
> > 2. Re: Diversified Technology CAT904 80286 single board PC
> > (david raingeard)
> > 3. Re: PDP-10 I/O notes (Lars Brinkhoff)
> > 4. who collects modems? (Tom Uban)
> > 5. Re: Any info on a Western Peripherals DC-230 disk controller?
> > (Jay Jaeger)
> >
> >
> > --
> >
> > Message: 1
> > Date: Mon, 15 Mar 2021 18:36:23 +
> > From: David Brownlee
> > To: r...@jarratt.me.uk, "General Discussion: On-Topic and Off-Topic
> > Posts" , port-vax List
> > Cc: Malte Dehling
> > Subject: VAX rom patches - VAXstation 2000 SCSI boot, KA420 > 1GB boot
> > Message-ID:
> >
> > Content-Type: text/plain; charset="UTF-8"
> >
> > I had some extra A4 pages with a VAXstation 2000 manual which covered
> > a preview PK2K kit for VMS, bootloader and ROM to allow use of the
> > VAXstation 2000 SCSI controller for more than just tapes.
> >
> > Rough scan at http://sync.absd.org/vax/VAX-PK2K-preview-kit.pdf (the
> > originals will be sent to someone who can do a better job)
> >
> > The pages led me to http://ftp.gwdg.de/pub/vms/ which includes some
> goodies:
> > - http://ftp.gwdg.de/pub/vms/pk2k - uVAX-2k SCSI patches with source
> > for boot roms, VMB & VMS
> > - http://ftp.gwdg.de/pub/vms/ka420 - ROM patches for KA420/KA430 boot
> > from >1GB disks
> > - http://ftp.gwdg.de/pub/vms/dk-552/ - VMS 5.2 patch to allow to
> > accept more SCSI disk devices
> >
> > (Starting a new thread in case there is (slightly) more general
> > interest for anyone interested in using the onboard uVAX-2K SCSI
> > controller more more than tapes (OK, OK, for anyone not running NetBSD
> > on their uVAX-2K interested in etc etc) - have cross posted to cctalk
> > & port-vax - hopefully not violating any conventions there)
> >
> > David
> >
> >
> > --
> >
> > Message: 2
> > Date: Mon, 15 Mar 2021 16:41:54 +0100
> > From: david raingeard
> > To: Tom Uban , "General Discussion:
> > On-Topic Posts"
> > Subject: Re: Diversified Technology CAT904 80286 single board PC
> > Message-ID:
> >
> > Content-Type: text/plain; charset="UTF-8"
> >
> > i rather do what doe with ibm dos
> >
> > Le lun. 15 mars 2021 ? 16:23, Tom Uban via cctech
> a
> > ?crit :
> >
> >> It dawned on me that I probably just need to change a BIOS setting. I
> >> haven't dealt with PCs in so
> >> long I've forgotten what to do...
> >> I would still like to find a manual if someone has one.
> >>
> >>> I have a Diversified Technology CAT904 80286 single board PC in a
> system
> >> with a 5.25" floppy drive
> >> running DOS.
> >>> I would like to switch the system to use a 3.5" drive and am wondering
> >> if anyone has a manual for
> >> the dip switch settings for this board or if I can simply add a 3.5"
> drive
> >> as a 2nd device on the
> >> floppy cable (guessing not without switch changes)?
> >>> --tnx
> >>> --tom
> >>
> >
> > --
> >
> > Message: 3
> > Date: Tue, 16 Mar 2021 06:04:44 +
> > From: Lars Brinkhoff
> > To: Don Stalkowski via cctalk
> > Subject: Re: PDP-10 I/O notes
> > Message-ID: <7wzgz3zlab@junk.nocrew.org>
> > Content-Type: text/plain
> >
> > Don Stalkowski wrote:
> >> For what it's worth I've posted some notes on PDP-10 I/O from a course
> >> taught by Mike Bennett at UWO in the early 1970s.
> > Thank you!
> >
> > Interesting to see the DECtape file structure format.
> >
> >
> > --
> >
> > Message: 4
> > Date: Tue, 16 Mar 2021 09:48:33 -0500
> > From: Tom Uban
> > To: "General Discuss
