Re: [midatlanticretro] Acquired a PDP-8/E
- On Mon, May 20, 2013 at 12:24 PM, Dave McGuire <Mcguire@...> wrote:On 05/20/2013 12:09 PM, Kyle Owen wrote:Yes, I'd err on the side of mechanical polishing rather than chemical.
> Yeah, the Sharpie marks made me sad too. Depending on what the switches are
> made of, I may can use a light solvent, but I think a slight polishing would
> actually do a better job.
That's very old plastic.Depending on the plastic and how porous, I use IPA to clean off any sharpie graffiti.Dan
- On 06/06/2013 12:54 PM, Kyle Owen wrote:
> That looks like a nice product, but yes, it's certainly expensive. I've gotOS/8 needs a random-access storage device; paper tape won't do it.
> some FPGA background myself, along with several different microcontrollers,
> so I may see about creating something that will work with my high-speed paper
> tape interface. That could be considered an OS/8 storage device, yes?
Magnetic tape drives are *physically* sequential-access, of course, but the
TU56 (for example) is logically a random-access, block-oriented device. (with
highly variable latency ;))
> I wouldIf this was a generally-directed question...The book you want for "most
> have no idea how to go about writing a driver for it yet, but perhaps it'd be
> in my best interest to start reading up on the commands for the card and then
> learn more about OS/8. Do you have any suggestions on recommended reading for
things OS/8" is the "OS/8 Handbook". It is excellent. Try to find a paper
copy if you can, but it's available in PDF on bitsavers:
Dave McGuire, AK4HZ
New Kensington, PA