Jacques Gagnon

Multitap on SNES is a shitshow TBH, it's a mix of the standard HW base polling with the extra controller being polled via software. The timing of the software side...

I wouldn't waste time on this. You could make it work for a game but then break others. Yes its all related to the rise and fall time. TTL chip...

PS2 Pressure buttons is not yet supported. Alternatively you can set the game to use right stick for throttle and break. And then using the button mapping function map right...

Unfortunately this isn't supported, BlueRetro got no way of knowing if a port is plug or not. As such unused port pin need to be tied to ESP32 3.3V. So...

I'll probably come up with a new version of the external HW that borrow bits of the internal HW design to add detection of 2P-4P plug.

Can you describe how are things wired/installed exactly?

No my question is how you installed your blueretro. Take picture of the esp32 where I can see all connection easily.

Leaving the ESP32 in static generating foam is really bad. This is not an official espressif board and people often got issue with those. Try getting an official one from...

Trace pitch is quite small, make sure your PCB manufacturers didn't short some trace!