Michael J. Mahon wrote:
> Alex Freed wrote:
>>
>> Great thanks to Glenn and Steven for the tech info on the Applicard.
>>
>> It appears to be a very straightforward design and quite easy to
>> reproduce with modern elements at a very low parts count:
>> z80 CPU
>> z80 CTC
>> 128K x 8 static RAM
>> PROM
>> CPLD to take care of all the glue logic
>>
>> Maybe an extra chip or two for clock generation, etc. It can run
>> at 10 MHz. The CPU is available in 20 MHz version, but not the CTC.
>> Could be worked around, but will need more logic.
> 
> FWIW, the CTC was optional--I've never seen a card with it installed.
> That suggests that very little software actually used it.

s/very little/no/
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