This book provides a large number of practical examples. Readers only need to follow the step-by-step guidance of the examples to complete "Understanding the Raspberry Pi", "Installing the operating system on the Raspberry Pi", "Using the software/hardware of the Raspberry Pi". ", "Learning programming language and hardware development under Raspberry Pi", "Using Raspberry Pi to realize unique applications in learning and life" and other knowledge learning. After reading this book, readers will not only be familiar with the relevant knowledge of Raspberry Pi, but also get their own "learning machine", "download machine", "network storage center" and "home media player", etc.