Writing custom flashcarts - dkidd928/cartreader GitHub Wiki

Set the config switches like this:

Next plug the custom flash cartridge into the GB/GBA slot of the cartridge reader. You'll find the "Flash MBC3/MBC5 cart" option under the Game Boy (Color) submenu. It will ask you to select a file and then flash said file to the cartridge.

Supported cartridge types are the MBC5 Cart following the design by Reiner Ziegler and the MBC3 and MBC5 cart by jrodrigo both with a 29F016/32/33 type of flashrom.