Search found 4 matches

by Skyfox
Sun Oct 10, 2021 2:42 am
Forum: Commodore 16, 64, 128, VIC-20, PET
Topic: C64 WarpSpeed cartridge doesn't work in MiSTer
Replies: 3
Views: 4348

Re: C64 WarpSpeed cartridge doesn't work in MiSTer

Here are the schematics and parts list for the Warpspeed cart (pgs. 13-14):
https://rr.pokefinder.org/rrwiki/images ... matics.pdf

Aside from the rom itself, all I see is a 74LS109 flip-flop. Is that difficult to implement?
by Skyfox
Sat Oct 09, 2021 10:21 pm
Forum: Commodore 16, 64, 128, VIC-20, PET
Topic: C64 WarpSpeed cartridge doesn't work in MiSTer
Replies: 3
Views: 4348

Re: C64 WarpSpeed cartridge doesn't work in MiSTer

It looks like both Fastload and Warpspeed work in a similar way by using $DE00-$DFFF to hold vectors and stub code which then switches in/out the rest of the rom: https://comp.sys.cbm.narkive.com/WkbYZzbp/how-does-the-epyx-fastload-cartridge-boot So, why does Fastload work fine in MiSTer, and not Warpspeed? I have tried using Fastload as a substitu...
by Skyfox
Thu Oct 07, 2021 1:57 pm
Forum: Commodore 16, 64, 128, VIC-20, PET
Topic: C64 WarpSpeed cartridge doesn't work in MiSTer
Replies: 3
Views: 4348

C64 WarpSpeed cartridge doesn't work in MiSTer

Has anyone been able to get the C64 WarpSpeed cartridge running on MiSTer? It was a Fastload type cartridge, but with better performance and fully featured ML monitor. The .CRT file I've been using for years on emulators doesn't seem to do anything on MiSTer. When loaded, it just displays the standard C64 boot screen. Here is more info about the ca...