Re: Screen memory mapping VIC-20

From: smf <*smf_at_null.net*> Date: Fri, 7 Jul 2017 19:51:45 +0100 Message-ID: <ec9713e4-9c31-4eb5-a14e-57750dc8e118@null.net> · smf_at_null.net

On 07/07/2017 11:39, Marko Mäkelä wrote:
> Maybe you could have a simple cartridge that keeps the BASIC code at 
> $8000-$9fff and the BASIC variables at $0800-$7fff, but the only 
> "benefit" might be copy protection.

And load time of course. You might be able to make a rom appear at $c000 
by invoking ultimax mode dynamically, which would give you a 4k basic 
program with nearly 38k data.

There was a hack for basic that allowed 60k by using the rams under 
roms. That might be possible to utilise too.

       Message was sent through the cbm-hackers mailing list