HP-1000 12044A 12825A HDLC Interface manuals available anywhere?

Glen Slick glen.slick at gmail.com
Fri Oct 28 20:56:22 CDT 2016

On Wed, Oct 26, 2016 at 9:25 PM, Curious Marc <curiousmarc3 at gmail.com> wrote:
> I'm interested too, I have the interfaces.
> Marc

Do you have the M/E/F-Series interfaces, or the A/L-Series interfaces, or both?

I currently only have A/L-Series interfaces. Two with the firmware
91750-80008 (2716) and 91750-80009 (2732), and one with firmware
5180-7233 (2764).

The manuals I have seen list the HDLC firmware set 91750-80008 and
91750-80009 for both the M/E/F-Series interfaces and the A/L-Series

I went looking and found a reference to the version 5180-7233 firmware:
Section 3.33.15 PSI Firmware History (page 3-131, page 257 of the PDF)

Has anyone started archiving binaries for various firmware versions
for the any of the interfaces, or any microcode and firmware for the
A-Series CPUs? I know some of the E/F-Series firmware is on Bitsavers.

I currently have 2 different versions of A900 microcode on sequencer
boards and 3 different versions of A900 VCP firmware on cache
controller boards. I should dumps these sometime.

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