Examples exist of reading the N64 controller’s state with an Arduino, which could form the basis of a man-in-the-middle approach of “Yell To Press B” (or anything else) instead of soldering ...

This project is the work of [Ryzee119], who previously adapted the controller for use with the Nintendo 64. An Arduino Pro Micro, acting as a master controller, talks to a MAX3421 USB host ...

And that’s how we got a Nintendo 64-powered Oculus Rift setup that's pretty much the antithesis of the Apple Vision Pro. It's the ... to get the wearable NES controller to work on the N64 ...