[vcf-midatlantic] GEOS 128 processor and SD card solution
jjacocks at gmail.com
Sun Mar 1 09:54:46 EST 2020
You can boot GEOS 128 from the 1541 Ultimate. It won’t use burst mode, of
course, but it works fine.
On Sun, Mar 1, 2020 at 00:54 RETRO Innovations via vcf-midatlantic <
vcf-midatlantic at lists.vcfed.org> wrote:
> 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
> > 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.
> RETRO Innovations, Contemporary Gear for Classic Systems
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