NES Emulation: Mapper 34, and Nametable Mirroring

1 · Luke Triantafyllidis · March 11, 2021, midnight
I downloaded the homebrew NES games from the 2020/2021 NesDev competition. If you’re a fan of playing homebrew games, you should definitely pick these up and enjoy some of the current NES homebrew scene. I was interested in checking if my NES emulator could play all of the games. Most of them booted up fine, which was a great start. But I came across Arkade Rush, which uses mapper 34, which I hadn’t implemented, and checking NesCartDB showed that there are only a couple of officially licensed ga...