[vcf-midatlantic] GEOS 128 processor and SD card solution

RETRO Innovations go4retro at go4retro.com
Sun Mar 1 00:54:01 EST 2020


On 2/29/2020 8:07 PM, Jeffrey Brace via vcf-midatlantic wrote:
> I'm researching use of GEOS 128. I've always been a C64 user and have used
> the C64 version of GEOS (Version 2). Does anyone know which processor is
> used by GEOS 128? Is it the 8502 or Z80?
> Also is there a uIEC that will work on a C128 *and* work with GEOS 128? I
> know that there was a bounty to make the uIEC work with GEOS 64.
> Thanks!
>
GEOS 128 uses the 6510 (8502), as GEOS 128 will run on the SuperCPU, and 
there's no fast Z80 on the SCPU.

Not sure if uIEC/SD will boot GEOS 128.  The bounty was for GEOS 64, as 
you note.


Jim


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