Soldered Electronics has made ESP32-based e-paper displays for years, starting with the launch of the Inkplate 6 in 2019. The ...

Blocking or non-blocking read; Supports any number of rows and columns; User defined key mapping; prevents reading the same event twice. A matrix keypad will have some pins or wires that you have to ...

Library for the ADG728 1 to 8 channel multiplexer. The library allows you to enable 0 to 8 channels uniquely or simultaneously. In fact the ADG728 is therefore a switch, although often named a ...