Using Bluetooth on a desktop computer is now such a seamless process; it’s something built-in and just works. Behind that ubiquity is a protocol layer called HCI, or Host Controller Interface, a set ...

Bluetooth is everywhere, but it’s hard to inspect. Most of the magic is done inside a Bluetooth controller chip, accessed only through a controller-specific Host-Controller Interface (HCI) protocol, ...

Typically associated with circuitry projects and real-time operating systems, microcontrollers are great for tinkerers who prefer working with embedded devices. But unlike their SBC counterparts, you ...

It looks like Espressif Systems has a new powerful wireless microcontroller in the works, with the ESP32-S31 sharing some ...

For smart home deployments, there are a lot of ways to track the presence of individuals in a room. There are motion detection sensors that use mmWave and PIR, and you can also use simple detection ...