What 6502 macro assembler was used for the AIM-65 Monitor ROM?

Mike Stein mhs.stein at gmail.com
Fri Mar 22 11:32:31 CDT 2019


I assume you've looked at RM65-dos.zip on Rich Cini's site?

http://www.classiccmp.org/cini/systems.htm

----- Original Message ----- 
From: "Glen Slick via cctalk" <cctalk at classiccmp.org>
To: "General Discussion: On-Topic and Off-Topic Posts" <cctalk at classiccmp.org>
Sent: Friday, March 22, 2019 1:09 AM
Subject: Re: What 6502 macro assembler was used for the AIM-65 Monitor ROM?


> On Thu, Mar 21, 2019 at 3:23 PM Mike Stein <mhs.stein at gmail.com> wrote:
>>
>> I can't help but I'm curious: why are you looking for this? Is there a lot of original Rockwell source out there?
>>
> 
> I have some Rockwell RM-65 cards which have on-board firmware. In
> particular a RM65-5101E FDC Controller and a RM65-5102E CRT
> Controller. It would be nice to have verified accurate machine
> readable source code for the firmware on these cards. One way to get
> that would be to manually type in verbatim the firmware source code
> from the assembly listings in the manuals, then assemble the source
> code, and then compare the resulting binary against the contents of
> the EPROMs on the cards to verify a binary match.
> 
> The source code could always be reformatted to match the input syntax
> of a different assembler, but from a historical documentation
> perspective it would be nice if the original source code format was
> preserved.
> 
> Dwight, I saw some posts from you from maybe last year where you were
> looking for a manual for the RM65-1000 / RM65-1000E CPU board. Did you
> ever find a copy or scan of that manual?
> 
> Does anyone have an AIM-65 DOS EPROM for the RM65-5101 / RM65-5101E
> FDC Controller? From a quick look at a hex dump of the firmware EPROM
> I have on my RM65-5101E FDC Controller it appears to match the low
> level primitives assembly listing in the 29801 N02 manual for the card
> 0x886C - 0x8EFF, except the copyright string is missing at the end.
> I'm not sure about the rest of the code in the FDC Controller EPROM.
> It might be something specific to the system where this card was being
> used, and not the standard AIM-65 DOS code. It would be nice to have a
> copy of the standard AIM-65 DOS EPROM to try using the RM65-5101E FDC
> Controller with an AIM-65. I have an extender board and cable to
> connect an AIM-65 to a RM65 Eurocard card cage.


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