I've got this exact issue right now and it's driving me nuts. All buttons work fine if I have audio disconnected or disabled in software. If I enable audio, audio works but then the buttons don't respond properly and cause the stutter or lock up as long as the button is held. USB keyboard doesn't ex...

I've got this exact same issue however if I disconnect my audio wire from GPIO13, all my buttons work flawlessly and games run fine. Whenever I connect audio again, the issue returns. If I also leave the physical audio connection to GPIO13 but disable audio in the config, everything runs fine again ...

I have a really strange issue that I can't figure out or find any information anywhere. I have a Gameboy Zero consisting of a TinkerBOY Controller V2.0.1 and the screen seen here: https://www.tinkerboy.xyz/wiring-guide-for-the-3-5-gearbest-screen-with-5v-mod/ I'm also using a similar boost converter...