Getting Started With BeagleBone by Richardson, Matt -- Read -- Imperial Library of Trantor

Index

Getting Started With BeagleBone Foreword Preface

Conventions Used in This Book Using Code Examples Safari® Books Online How to Contact Us Acknowledgements

1. Embedded Linux for Makers

Why Use BeagleBone? Intended Audience Feedback

2. The Basics and Getting Set Up

Tour of the Board What You Need The Operating System Connecting to Your BeagleBone

Connecting via USB and Installing Drivers Connecting via SSH over USB Connecting via SSH over Ethernet Using a Keyboard, Monitor, and Mouse Connecting via Serial over USB

Connecting to the Original BeagleBone via Serial with OS X or Linux Connecting to the Original BeagleBone via Serial with Windows Connecting to the BeagleBone Black via Serial with OS X or Linux Connecting to the BeagleBone Black via Serial with Windows

3. Getting Around with Linux

The Command Line Filesystem

Changing Directories Listing the Contents of Directories Creating Files and Directories Copying, Moving, and Renaming Files Deleting Files and Directories

Setup

Date and Time

Set the Timezone Set the NTP Server

Software Installation, Updates Changing the Hostname Setting a Password

Shutting Down

4. First Steps with Digital Electronics

Connect an LED Output Input Project: Networked Outlet Timer

Parts Wire up the Circuit Test the Circuit Create the Shell Scripts Scheduling the Scripts A Crash Course in Cron

5. Python Pin Control

Installing Adafruit’s BeagleBone IO Python Library Blinking an LED with Python

Connect the LED Write the Code Executable Scripts

Reading a Button with Python

Connect the Button Write the Code

Reading an Analog Input

Connecting a Potentiometer Writing the Code

Analog Output (PWM)

Connect the LED Write the Code

Taking it Further

6. Putting Python Projects Online

Sending an Email Alert

Functions in Python The Email Function The Door Sensor The Code

Web Interface

First Steps with Flask Templates with Flask Combining Flask and GPIO Going Further with Flask

Data Logging with Xively

Connecting the Temperature Sensor Connecting to Xively

Taking it Further

7. Bonescript

The Cloud9 IDE Beginning BoneScript

Blinking an LED Reading a Digital Input

Interrupts

Analog Input PWM

Playing with PWM: “Breathing” LED

Running JavaScript Files from the Command Line

Setting Scripts as Executable

Setting JavaScript Files to Run Automatically BoneScript Reference

8. Using the Desktop Environment

Accessing the Desktop Getting to the Terminal

Using the Terminal Application Switching Terminals

Navigating the Filesystem Editing Text Executing Scripts Switching Workspaces Connecting to the Desktop Remotely with VNC

9. Taking It Further

Getting Help Getting Inspired Sharing Projects Having Fun

A. Installing a Fresh Ångström Image

On OS X On Windows On Linux Flashing the eMMC

B. Setting up System Services

Creating a Service File Enabling and Starting the Service Disabling and Stopping the Service Checking the Status of a Service Setting Time and Date as a System Service

C. Quick Reference: GPIO

GPIO with the Filesystem GPIO with Python GPIO with Node.js GPIO Pins

About the Author Colophon Copyright

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