Abstract: In this paper, we analyze the working principle of an arduino. These days many people try to use the arduino because it makes things easier due to the ...

This repository is deprecated. The BLE code is now part of the ESP32 Arduino core, making it automatically available to any Arduino ESP32 project without the need for manual import. For more ...

Communication: The Client and Front Server communicate primarily with WebSockets via socket.io; the Front Server and Back Server communicate primarily with Redis PubSub. User account information is ...

Abstract: In this article, a novel active impedance matching circuit with a single transistor is studied for antennas to cover over a hundred-octave bandwidth. In the proposed matching circuit, only ...