When building a project to operate on battery power for long periods of time, having a microcontroller with a reliable and ...

If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...

The cheaper board won ...

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 ...

Abstract: Cooperative communication technology has become a research hotspot in wireless sensor networks (WSNs) in recent years, and will become one of the key technologies for improving spectrum ...