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Re: CleoRAM - improved GeoRAM reviewed
Re: CleoRAM - improved GeoRAM reviewed [message #412566] |
Tue, 30 November 2021 15:10 |
RobertB
Messages: 4993 Registered: December 2011
Karma: 0
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Senior Member |
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On Tue, November 30, 2021 9:19 am, Bruce Thomas wrote:
> I first tried GEOS 128 2.0r with Paul B. Murdaugh's latest Config 2.1.1r
> on a flat C-128 and the system wouldn't boot. Wheels 128 wouldn't boot
> either so I fired up GMT128 from GGLABS (https://gglabs.us/node/2050) and,
> while it recognized the 4096 KB of RAM, the test would not run.
That is good to compare CleoRAM with the GGLabs program.
> C-128D - All testing worked fine in 64 Mode. 2 MB board had issues with
> GMT128 and GEOS 128.
Yeah, the last I heard from Francois was that CleoRAM was giving
incompatibility issues with the C128DCR.
> Some more back and forth ensued with Francois prompting me to try
> different scenarios while he worked out the issues. He eventually surmised
> that the 128D was the toughest unit to satisfy but that the addition of
> some resistors on the board's databus lines would correct the problems. He
> figured out an appropriate value, made the mods, and shipped me another
> 4 MB board.
Ah, resistors to the rescue. ;)
> When the new 4 MB unit arrived it proved that Francois has great skill
> with hardware and long-distance troubleshooting. All my testing worked
> fine on all hardware configurations with the new board.
>
> Within 3.5 weeks of First Contact I had a functioning 4 MB RAM unit with
> battery-backup, and Francois had a better designed unit!
Very nice!
> ...so the tale of my journey to find a suitable GEOS working
> environment will wait for another day.
I'd like to hear that tale!
> For now, know that you can get a 2 MB or 4 MB battery-backed geoRAM clone
> and enjoy terrific performance from your Commodore GEOS system and
> probably whatever other geoRAM compatible software you may have.
I'm glad everything turned out well.
Truly,
Robert Bernardo
Fresno Commodore User Group -
http://www.dickestel.com/fcug.htm
Southern California Commodore & Amiga Network -
http://www.portcommodore.com/sccan
Commodore Los Angeles Super Show -
http://www.portcommodore.com/class
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