Re: Carte Blanche Atto (CB for the IIc)

[Raymond Wiker <raw@RAWMBP-2.local>]

a2retro <a2retrosystems@gmail.com> writes:

> On Mar 27, 10:34 am, Raymond Wiker <r...@RAWMBP-2.local> wrote:
>> Raymond Wiker <r...@RAWMBP-2.local> writes:
>> > Steve <srk...@gmail.com> writes:
>>
>> >> Hi All,
>>
>> >> I havent had the chance to drop in much, but I have been busy
>> >> tinkering with II stuff in my spare time. Although its been at a
>> >> snails pace, I have managed to prepare a prototype of Carte Blanche
>> >> intended for the IIc (called CB Atto). Its a pretty tight fit and
>> >> seems to just clear at the moment. There's still a long way to go with
>> >> programming etc, but so far it feels like a good start and has passed
>> >> all of its tests. I hope to see if Alex has the time to port JAT over
>> >> to it at some point. Either way, its been an interesting experimental
>> >> board.
>>
>> >> Anyway, as usual, open to any idea's.
>>
>> >>http://www.applelogic.org/CarteBlancheAtto.html
>>
>> >    Neat :-)
>>
>> >         Will this work with the IIc+ as well as the IIc?
>>
>>         Hmmm... Answering my own question: "No". Looks like the CB Atto
>> is meant to plug into a 40-pin DIL socket where the 6502 would normally
>> be found; the IIc+ has a 68-pin(?) PLCC version of the 6502.
>>
>>         I may have to try to get hold of a IIc (or a IIe/II+) at some
>> point, then :-)
>
> The IIc+ uses a 65C02 processor in addition to the custom ASIC.
> Compatibility aside, it remains to be seen if the socket for the ASIC
> will cause any clearance issues.

	Looks like I misread the wikipedia page on the IIc+ - the IIc+
has a 40-pin DIL version of the 6502. What I thought was the 6502 is the
accelerator ASIC.