Build sensor networks with Python and MicroPython using XBee radio modules, Raspberry Pi, and Arduino boards. This revised and updated edition will put all of these together to form a sensor network, and show you how to turn your Raspberry Pi into a MySQL database server to store your sensor data! You'll review the different types of sensors and sensor networks, along with new technology, including how to build a simple XBee network. You'll then walk...

"This book aims to provide an overview of recent developments in indoor infrared optical wireless communications, including theoretical fundamentals, system architectures, modelling, experimental demonstrations, and most recently, the research efforts towards integrations"--

Streaming works behind the scenes of many popular devices, including computers, tablets, and smartphones. Using richly colored photographs and diagrams, and relatable examples from everyday life, this book examines the remarkable science behind streaming media.

"Amazon's hugely popular family of Echo devices has made Alexa a household name. She can answer your questions, entertain you, and even help around the house. Alexa for Dummies is the perfect guide for Alexa users who want to get up and running with their Echo devices. From basic setup to making the most of Alexa's powerful smart home capabilities, this is your one-stop resource to all things Alexa."--Provided by publisher.