nesdev.org

Why not just use existing cartridges? Desolder the roms, and solder in EPROMS. (Unfortunately sockets take up too much room to be used). The hardest part of this is finding the right cartridges, but there is a list of a bunch of NES carts and their mappers. A friend of mine did it to produce Frog Fe...

I did some searching on the super gameboy and found this text file: http://www.rawer.de/marc/Gameboy/Docs/Sgb.txt it describes the commands used by the super gameboy games.. but I couldn't really find any clues on how they managed to boot the snes version of space invaders from the gb cartridge. It...

I haven't touched the SNES in awhile... I was shocked to find out the screen resolution 256x224 (NTSC)... I don't remember that, but it probably wasn't as important back then. I also see places where it was easy to make mistakes: Accessing VRAM as words. This is the same problem on the TG-16/PCE. Sa...

Does anyone have documents for the SNASM658 assembler, or example source code compiled with SNASM658?

There's not much to the converter, that's nice.

Where are palette values and atr values from?

One of the neat features of the map editor is that it will automatically reload changes to tiles map by GBMB. So, you can create a map and tile set at the same time.

I have written programs that read the gbr (tiles) and gbp (map). I was thinking of using it for the C-64. They are written in C, and should work on any OS, since they use the c library for most things. The source (and Visual Studio 6 project) files are available at http://www.rastersoft.net/GBUtils....

There is a tool already (Gameman Gameboy Tile & Map Optimizer/Exporter version 0.039a) that is supposed to optimize the maps. I've used this before, but can't remeber what it actually did.