HP CS/80 Instruction Set Programmers Manual (5955-3442)

From: Joe <rigdonj_at_cfl.rr.com>
Date: Mon Sep 16 11:59:00 2002

At 10:02 AM 9/16/02 -0400, Steve wrote:

>>Thanks to some help from Bob I got past the HP 2117F power supply issue so
>>now the box is not totally dead. Some day after I figure out a lot more
>>about how this system works I'll have to try building an HPIB cable to
>>connect to the 12821A disc interface in the system and see if I can get it
>>to talk to one of my CS/80 drives. Apparently this box has a CS/80 boot
>>prom which I have been told is not too common.
>
>I have a machine with the CS80 boot ROMs but have been unable to dup them.
>One of the problems that we've had is finding a burner to dup the ROMs. Bob
>Shannon had tried a number of times but still can't get his copies to work.
>
>So... This weekend I wnet to the Melbourne Hamfest and stumbled across an
>old programmer that is supposed to burn Harris 7611's. Now If I can just get
>Bob to send some of those chips back to me, maybe I can make dups.

Steve,

   Don't forget to send me the dash number of the 7611 and I'll send you a list of possible replacement ICs. I'm still trying to find programming info for them.

     Joe
Received on Mon Sep 16 2002 - 11:59:00 BST