Ongoing excavations - PDP-8/e

From: Ethan Dicks <ethan_dicks_at_yahoo.com>
Date: Wed Oct 27 21:29:12 1999

--- Tony Duell <ard_at_p850ug1.demon.co.uk> wrote:

> The maintenance manuals I have don't cover the RX8e (or any floppy
> drives). I have the RX01 maintenance manuals as well, which are also
> pretty good. But most of the the time I rely on the printset.

I do have RX01 and RX02 docs as well.
 
> Incidentally, last time I had an RX01 problem, I stuck a KM11 diagnostic
> card in the drive controller, and set it to halt on error. Didn't take
> long to figure out what was going on then.

I'd _love_ to have a KM11 card.
 
> > I still haven't heard anyone cough up any info on the PR/S01 tape
> > reader. Worst case, I'll stick a scope on it and time the
> > start/stop bits to guess the baud rate.

> Open up the tape reader (sorry, I don't have one, and I don't have the
> docs). Is there a standard 40 pin UART in there (very likely to be).

No 40-pin parts. All 14/16 pins.

-ethan


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Received on Wed Oct 27 1999 - 21:29:12 BST

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