Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, ...

Easy-to-use interface for configuring and reading radar data. Supports both single and multi-target detection modes. Works with Arduino-compatible board that has a separate hardware UART.

Fidget toys are everywhere these days. A particularly popular type simply puts some keyboard switches on a plate to provide a certain type of clicky satisfaction. [wjddnjsdnd] took that concept a ...

CAMBRIDGE — It doesn’t matter whether a document is as ephemeral as a postcard or as enduring as Lincoln’s notes for the Gettysburg Address. Being handwritten declares that it’s human handiwork. An ...