From: Groepaz (groepaz_at_gmx.net)
Date: 2003-01-24 00:36:14
On Thursday 23 January 2003 11:32, Nicolas Welte; address is valid for replies
> Maybe my expansion is better suited to be used as a 27kB expansion, but it
> can only be installed inside a VIC-20CR because of space issues inside the
> original VIC-20: http://people.freenet.de/x1541. After all, I never planned
> it as an expansion for the VIC-20, but it needed only some small changes to
> the GAL equations.
>
> It offers a full 32kB from $0000-$7fff ($0-$1fff video RAM is write through
> to onboard memory) without restrictions, four banks cartridge ROM at BLK5
> and four banks of BASIC/KERNAL ROM, both are in-system-programmable. There
> are no registers to select the banks through software, this is done with
> DIP switches.
>
> I could configure the device to show RAM at BLK5, but this would be the
> same RAM that is at $2000, so it is not useful at all.
what i really want is an external solution that gives me all ram... cant
solder in this vic-20 (its not mine)
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