With some hacking, he was able to attach an external Hall-effect sensor to pick ... throughout the day, the ESP8266 polls the ATtiny13 to pull the stored sensor pulses and voltage measurement.

To answer these questions, [Scott] put some telemetry sensors onto the cat wheel and analyzed the results. An ESP8266 microcontroller and two 3144E hall effect modules were used to sense eight ...

Custom controllers have a rich history, with adherents ranging from the very best esports professionals, to even Timothée ...

The boost to accuracy is definitely noticeable. Even with Hall Effect sensors, I found that sometimes small movements would not be picked up by the controller —sometimes to catastrophic in-game ...