Default value for maximum measurement distance is 4m, since HC-SR04 sensor can't measure reliably beyond that. However, if you are using another sensor or if you you don't care about distances larger ...

This repository contains basic testing codes for commonly used sensors and actuators in robotics and IoT projects. These modules are used for hardware validation before integrating into full systems.

If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The little board from an Italian university with its easy to use dev environment ...

The Arduino UNO Q Bundle gives Elektor readers a ready-made entry point into hybrid Linux-and-microcontroller development. The pre-order package combines the 2 GB board with Dogan Ibrahim’s new ...