[Coco] Glenside website (new & old)

Aaron Wolfe aawolfe at gmail.com
Thu Apr 18 15:38:20 EDT 2013


I've always thought of the group of CPUs that could address 64k
(directly, without MMU etc) as "8 bit", although I guess that doesn't
make a ton of sense since thats 16 bit addressing.  The "16 bit" CPUs
were all (as far as I know) able to address 512k or a megabyte or some
astoundingly (at the time) large memory space.


On Thu, Apr 18, 2013 at 3:07 PM, Bill Loguidice <bill at armchairarcade.com> wrote:
> "Bitness" it always a tough one because it's not necessarily logically
> exclusive to the processor, but how the whole system performs, i.e., what
> type of bottlenecks are present/what the data path is like. The TI-99/4 and
> TI-99/4a were both technically 16-bit, as was the Mattel Intellivision. I
> would think though all things considered they'd be put in comfortably with
> the 8-bit class of systems. The Turbo-Grafx/16 on the other hand is 8-bit,
> but could be put into the 16-bit class based on some of its comparitive
> performance factors. Are the Amiga and ST 32-bit or 16-bit? Is the Atari
> Jaguar 64-bit or 32-bit? Etc. When it's not quite so clear cut, it's open
> up to debate.
>
> ===================================================
> Bill Loguidice, Managing Director; Armchair Arcade,
> Inc.<http://www.armchairarcade.com>
> ===================================================
> Authored Books<http://www.amazon.com/Bill-Loguidice/e/B001U7W3YS/ref=ntt_dp_epwbk_1>and
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> ===================================================
>
>
> On Thu, Apr 18, 2013 at 2:51 PM, Arthur Flexser <flexser at fiu.edu> wrote:
>
>> I always wondered why the CoCo is referred to as an 8-bit machine,
>> whereas the original IBM PC, which also had an 8-bit bus and 16-bit
>> registers, was consistently referred to as a 16-bit machine.
>>
>> Art
>>
>> On Thu, Apr 18, 2013 at 10:47 AM, Luis Antoniosi (CoCoDemus)
>> <retrocanada76 at gmail.com> wrote:
>> > But for what you use your old 8-bit today? not for making your resume,
>> not
>> > for making your tax account or reading emails. We use just for fun, and
>> > being fun, is an attractive for young people.
>> >
>>
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