Dave,
I don't remember the model numbers on mine and I don't even know what a Gridcase is. I guess I should dig em out and get the model numbers before you go to a lot of trouble.
Joe
At 05:39 PM 1/30/03 -0500, you wrote:
>Hi Joe,
>
>I'll dig it out, but it is very specifically for the Gridcase series.
>Is that what you want? It won't do anything for any other computers.
>
>Joe wrote:
> > Dave,
> >
> > If you find the software and docs I'd love to get a copy of them.
> > I've had several computers that had EPROM sockets for application
> > software but none of them ever explained what was needed to use them.
> >
> >
> > Joe
> >
> > At 09:00 AM 1/30/03 -0500, you wrote:
> >
> >> Maybe I shouldn't speak until I find what I will talk about, but
> >> here goes anyway. I used GRiD computers extensively during their
> >> "hey day" and I have several versions of the GRiDCase models.
> >> There was a program that I have somewhere that allows you to create
> >> MS-DOS bootable EPROM images and put files onto EPROMs for that
> >> series. It has about 10 or 15 pages of documentation. I will look
> >> for it all, scan it, and make it available to anyone who would like
> >> it. Let me know if it is worth the effort for me to do this. As
> >> long as there are a few who would use it I'll do that. Just reply
> >> to the list and I'll watch for interested folks.
> >>
> >> For a while I had a gridcase powering up each night about 3am,
> >> running a program that would recalculate on and off times for a
> >> bunch of X10 modules based on sunset and sunrise, and send that new
> >> schedule to the CP292 controller module through the serial port.
> >> All that was done on a simple GRiDCase 3 (the one with the plasma
> >> screen) and without any hard drive or floppy. It was all
> >> orchestrated from a single EPROM (or maybe it was two) that
> >> contained the boot code, and autoexec.bat, and the X-10 program.
> >> The last command it would issue to the CP292 X-10 controller was a
> >> command to kill the power to the GRiDCase itself. Every night at
> >> 3am this sequence would repeat. I thought that was a cool
> >> application for a ROM-based PC.
> >>
> >> Over the years Grid eventually removed the capability to store
> >> programs on EPROM, but I think it remained up through some of the
> >> 386-based GRiDCase models.
> >>
> >> Joe wrote:
> >>
> >>> I don't remember which model Grids I have but I've had them loose
> >>> their settings due to sitting too long and then they they
> >>> couldn't access their hard drives. All of them had a little door
> >>> on the left side above the keyboard with EPROM sockets in them. I
> >>> finally found one that had a EPROM in the socket. With that I
> >>> could boot any of them to a ***virtual*** C: drive and then
> >>> update the settings and then the computer would boot on the real
> >>> C: drive even with the EPROM removed. I've been meaning to make
> >>> some copies of that EPROM but I don't have a working EPROM burned
> >>> that will burn that EPROM (27c010 IIRC). FWIW none of my Grids
> >>> have a floppy drive. The floppy drive is external and I've never
> >>> been able to find one.
> >>>
> >>> Joe
> >>>
> >>>
> >>>
> >>> At 07:04 PM 1/29/03 -0600, you wrote:
> >>>
> >>>
> >>>> I not too recenly picked up a GRiDCase 3 with 2 "GRiD Disc
> >>>> System 2204" external hard drives. Just yesterday they both
> >>>> started acting up on me. It would initially spin up when you
> >>>> turned it on, but after a few seconds they would just kick off.
> >>>> A few seconds later I get a "1702" message on my screen.
> >>>>
> >>>> I'm lead to believe that there could be a configuration problem
> >>>> somewhere, but I'm not 100% sure on this.
> >>>>
> >>>> My questions are:
> >>>>
> >>>> 1. What is going on here? 2. How do I fix this? -- David Vohs
> >>>> netsurfer_x1_at_fastmailbox.net
> >>>>
> >>>> -- http://fastmail.fm - Choose from over 50 domains or use your
> >>>> own
> >>>>
> >>>
> >>>
> >>> .
> >>>
> >>
> >>
> >> -- Dave Mabry dmabry_at_mich.com Dossin Museum Underwater
> >> Research Team NACD #2093
> >
> >
> > .
> >
>
>
>--
>Dave Mabry dmabry_at_mich.com
>Dossin Museum Underwater Research Team
>NACD #2093
Received on Thu Jan 30 2003 - 17:12:00 GMT