Raspberry Pi User Guide

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Название: Raspberry Pi User Guide

Автор: Gareth Halfacree, Eben Upton

Издательство: Wiley

Год: 2012

Страниц: 265

ISBN: 1-118-46446-X, 978-1-118-46446-5

Формат: PDF

Размер: 28 Мб

Язык: English

Gets you up and running on Raspberry Pi, a high-tech computer the size of a credit card. Helps educators teach students how to program. Covers connecting Raspberry Pi to other hardware, such as monitors and keyboards, how to install software, and how to configure Raspberry Pi. Shows you how to set up Raspberry Pi as a simple productivity computer, write basic programs in Python, connect to servos and sensors, and drive a robot or multimedia center.

Table of Contents

Introduction. 1

Programming is fun!. 1

A bit of history. 3

So what can you do with the Raspberry Pi? . 8

Part I: Connecting the Board

CHAPTER 1

Meet the Raspberry Pi. 11

ARM vs. x86. 12

Windows vs. Linux. 13

Getting Started with the Raspberry Pi. 14

Connecting a Display . 14

Composite Video . 14

HDMI Video. 15

DSI Video. 16

Connecting Audio . 16

Connecting a Keyboard and Mouse. 17

Flashing the SD Card. 19

Flashing from Linux. 20

Flashing from OS X . 21

Flashing from Windows . 21

Connecting External Storage. 22

Connecting the Network . 23

Wired Networking. 24

Wireless Networking. 25

Connecting Power. 26

CHAPTER 2

Linux System Administration . 27

Linux: An Overview. 28

Linux Basics. 30

Introducing Debian. 30

Using External Storage Devices. 34

Creating a New User Account. 36

File System Layout. 37

Logical Layout. 37

Physical Layout. 39

Installing and Uninstalling Software. 40

Finding Software. 41

Installing Software. 42

Uninstalling Software. 43

Upgrading Software.

CHAPTER 3

Troubleshooting. 45

Keyboard and Mouse Diagnostics . 46

Power Diagnostics. 47

Display Diagnostics. 49

Boot Diagnostics. 50

Network Diagnostics. 50

The Emergency Kernel. 53

CHAPTER 4

Network Configuration. 55

Wired Networking . 56

Wireless Networking . 59

No Encryption . 68

WEP Encryption. 68

WPA/WPA2 Encryption. 69

Connecting to the Wireless Network . 69

CHAPTER 5

Partition Management. 71

Creating a New Partition. 72

Resizing Existing Partitions. 76

Automatic Resizing. 76

Manual Resizing. 77

Moving to a Bigger SD Card . 81

Imaging from Linux. 82

Imaging from OS X. 83

Imaging from Windows . 83

CHAPTER 6

Configuring the Raspberry Pi. 85

Hardware Settings—config.txt. 86

Modifying the Display. 87

Boot Options . 90

Overclocking the Raspberry Pi. 91

Overclocking Settings . 92

Overvoltage Settings. 93

Disabling L2 Cache . 94

Enabling Test Mode . 95

Memory Partitioning—start.elf. 96

Software Settings—cmdline.txt. 97

Part II: Using the Pi as a Media Centre,

Productivity Machine and Web Server

CHAPTER 7

The Pi as a Home Theatre PC. 103

Playing Music at the Console . 104

Dedicated HTPC with Rasbmc . 106

Streaming Internet Media . 108

Streaming Local Network Media. 109

Configuring Rasbmc . 111

CHAPTER 8

The Pi as a Productivity Machine . 113

Using Cloud-Based Apps . 114

Using OpenOffice.org. 117

Image Editing with The Gimp. 119

CHAPTER 9

The Pi as a Web Server. 123

Installing a LAMP Stack. 124

Installing WordPress . 128

Part III: Programming and Hacking

CHAPTER 10

An Introduction to Scratch. 135

Introducing Scratch . 136

Example 1: Hello World. 137

Example 2: Animation and Sound. 140

Example 3: A Simple Game. 143

Robotics and Sensors. 149

Sensing with the PicoBoard. 149

Robotics with LEGO. 150

Further Reading . 150

CHAPTER 11

An Introduction to Python. 151

Introducing Python . 152

Example 1: Hello World. 152

Example 2: Comments, Inputs, Variables and Loops . 158

Example 3: Gaming with pygame. 162

Example 4: Python and Networking . 171

Further Reading . 178

CHAPTER 12

Hardware Hacking . 179

Electronic Equipment. 180

Reading Resistor Colour Codes. 182

Sourcing Components. 184

Online Sources. 184

Offline Sources. 185

Hobby Specialists. 186

The GPIO Port. 186

UART Serial Bus. 188

I²C Bus. 189

SPI Bus . 189

Using the GPIO Port in Python . 189

Installing the GPIO Python Library . 190

GPIO Output: Flashing an LED. 192

GPIO Input: Reading a Button. 196

Moving Up From the Breadboard. 200

A Brief Guide to Soldering. 203

CHAPTER 13

Add-on Boards. 209

Ciseco Slice of Pi. 210

Adafruit Prototyping Pi Plate . 214

Fen Logic Gertboard. 217

Part IV: Appendixes

APPENDIX A

Python Recipes. 225

Raspberry Snake (Chapter 11, Example 3) . 226

IRC User List (Chapter 11, Example 4) . 228

GPIO Input and Output (Chapter 12). 230

APPENDIX B

HDMI Display Modes. 231

Index. 237