Re: Calc Result ROM

From: Michał Pleban <>
Date: Mon, 07 May 2012 10:40:56 +0200
Message-ID: <>
Steve Gray wrote:

> I'm not sure one eprom will do. There are three 8k slots (banks) on a
> single cartridge and a separate chip select for each. So you would have
> to allocate 24k for each rom "set", or add additional logic to select
> which bank you want the 8k rom to appear in. But then you'd be limited
> to 8k. I think you would need 3 eproms so you could individually select
> the rom for each 8k bank.
> Alternately, you could make a cartridge with 24k ram and the ability to
> map in rom, or just copy rom to ram somehow.

Well, we would put three EPROMs, one for each bank. That should do most 

How many cartridges are there for CBM-II anyway?


       Message was sent through the cbm-hackers mailing list
Received on 2012-05-07 09:00:05

Archive generated by hypermail 2.2.0.