Add touch and proximity sensing to your Raspberry Pi with the Pi Cap.
The Pi Cap is an easy-to-attach add-on board that brings capacitive sensing to your Raspberry Pi projects.
In addition to 12 capacitive sensors, the Pi Cap has a 3.5mm audio jack, multi-function button, user-programmable RBG LED, and a prototyping area with GPIO breakout. It comes with example code and libraries written in C++, Python, and Node.js.
The Pi Cap is compatible with any Raspberry Pi that has a 40 pin GPIO connector, including the latest Raspberry Pi 4 and Pi Zero W.