Abstract: In modern era communication of data relays on several technologies. The wireless transmission and reception of, the data from one place to another depends on several aspects such as data ...

Erwin Ried‘s Mayhem v2 is an all-in-one ESP32 and NRF24L01-based expansion board designed for Flipper Zero. This board adds Bluetooth and Wi-Fi through an ESP32-S module, features 2MP camera with ...

Written from the perspective of a healthcare consumer this new module is for anyone interested in the critical appraisal of rapid systematic reviews or any review. By the end of this module, you ...

Despite the name, Bluetooth Low Energy (BLE) has very little to do with the original Bluetooth, other than its use of the same 2.4 GHz frequencies. This is where [Dmitry] got the idea to use a 2.4 GHz ...

Spraying chemical pesticides is one of the important means to control plant pest, and the profile variable spraying is an important technology to achieve precise pesticide application. A profiling ...

Please read about common issues first. It addresses the most common problems that people have (whether they know it or not). My nRF24L01 module is not working. The Transmitter side works when ...

Wireless data transmission enables many applications (e.g., in the field of home automation). However, the communication must be robust and reliable. This nRF24L01+-based PIR sensor project is a basic ...

If you want to make your Arduino project more compact, an Arduino Shield is the answer. The Arduino Shield is a neat piece of hardware that sits on top of your Arduino board. It is typically designed ...