Dusk-to-dawn light bulbs turn on at dusk and turn off when daylight breaks, detecting the change in light using a photocell ...

The Philips Hue Bridge Pro uses your existing Hue bulbs for presence detection – no extra sensors needed. Here’s why it ...

Chapter 1, page 11 This code is basic but allows the reader to gain insight into key elements for several other projects in this book. It combines two pieces of code that are listed in the examples ...