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Learning BeagleBone

You're reading from Learning BeagleBone Learn how to love and care for your BeagleBone and teach it tricks

Product type Paperback

Published in Dec 2014

Publisher

ISBN-13 9781783982905

Length 206 pages

Edition 1st Edition

Tools

Linux

Concepts

Single Board Computers

Author (1):

Hunyue Yau

View More author details

Table of Contents (13) Chapters

Preface

1. Introducing the Beagle Boards

2. Software in the BeagleBone FREE CHAPTER

3. Building an LED Flasher

4. Refining the LED Flasher

5. Connecting the BeagleBone to Mobile Devices

6. Recovering from the Mistakes

7. Interfacing with the BeagleBone

8. Advanced Software Topics

9. Expansion Boards and Options

A. The Boot Process

B. Terms and Definitions

Index

USB devices on the BeagleBone

The BeagleBone offers a USB host port that allows most USB devices supported by the Linux software to work on the BeagleBone. Many USB devices can be shared with a desktop system or used to exchange data with a desktop system. Consider the following points before using the USB option:

Power: The BeagleBone can provide up to 500mA on the USB port, but it needs to be powered from the barrel connector for reliable operation. Powering the BeagleBone using the USB option may work but this is outside of the USB specification. Keep in mind the 500mA limit is a USB 2.0 specification, but some mass-marketed USB devices may rely on the 500mA limit to be unenforced.
Speed: The USB port on the BeagleBone is a USB 2.0 high-speed port and can support high-speed, full-speed, and low-speed devices. However, due to the way the software and hardware is designed, high-speed devices may not archive the same throughput as a desktop system.
Multimedia: USB multimedia devices such...

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Authors (1)

Hunyue Yau

Hunyue Yau

Hunyue Yau is an electrical engineer who graduated from the California Institute of Technology. He has worked with Linux since the early '90s, starting with the Soft Landing System. He created one of the first embedded Linux devices in 1996 with a custom-made distribution. He has worked on various products such as embedded Linux appliances, embedded BSD-based devices, and embedded Linux mobile devices. As an active member of the BeagleBoard community, he has volunteered at numerous community events, from Maker Faire to Google Summer of Code mentoring. Today, Hunyue synergizes his electrical engineering skills with embedded Linux software skills to provide turnkey embedded Linux consulting services through HY Research LLC (http://www.hy-research.com/), a company founded by him.

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