Homepage › Forums › RetroPie Project › Controller Configuration in RetroPie › fba controls config in 2.6 › Reply To: fba controls config in 2.6
https://github.com/RetroPie/RetroPie-Setup/wiki/FinalBurn-Alpha
Look under controls and there us an example file there. I don’t have a ps3 controller so I don’t know what the button codes are but you should be able to modify them to fit your controllers.