Re: emulaton of superpet / cbm8000 + cp/m board on avr

Hi,

I tried to get a contact at the university of waterloo,
someone replied to my email and redirect my email
to someone else....

I'm waiting for a reply...

--
didier

Le 05/12/2011 17:15, Mike Naberezny a écrit :
> Hi André,
>
> On 11/18/11 3:59 PM, "André Fachat" wrote:
>> there is the 6702 chip on the SuperPET board, of which no information is
>> known so far. It is assumed to be some kind of dongle for the 6809 
>> software.
>
> In the early 1980's, there was a group called ISPUG (International 
> SuperPET User's Group) that published the "SuperPET Gazette" 
> newsletter.  A few people in that group were reverse engineering the 
> Waterloo software.  I managed to contact one of them and asked him 
> about the 6702.  He was not clear on its function but agreed it's 
> probably a dongle and remembered finding references to it in some 
> floating point routines.
>
> I recently contacted Greg James of visual6502.org and offered him a 
> 6702 for die shots.  I heard back from him yesterday and he accepted.  
> I will send it to him and hopefully we can get closer to solving the 
> mystery.
>
> Regards,
> Mike
>


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