Home Assistant 2022.8 has (improved) support for passive BLE devices directly in Home Assistant. For each brand, a core BLE integration will be developed, such that maintenance can be divided over ...

I wanted to build a sensor to determine the state of my garage door—open or closed—and send that state to Home Assistant so I can display the status in a dashboard and build automation from it (e.g.

Abstract: In this study, we fabricated a limiting current-type microelectromechanical system (MEMS) sensor and evaluated its sensing performance of oxygen and humidity concentration. The MEMS oxygen ...

Abstract: This paper proposes a multi-sensor nodes communication system using the human body channel as the transmission medium. First, the transceiver is highly integrated with adjustable input and ...