TAILIEUCHUNG - USB Complete Everything You Need to Develop Custom USB Peripherals

This book is for developers who design and program devices that use the Universal Serial Bus (USB) interface. My goal is to introduce you to USB and to help you get your devices up and communicating as quickly and easily as possible. The USB interface is versatile enough for a wide range of peripheral devices. Standard peripherals that use USB include mice, keyboards, drives, printers, and audio/video devices. USB is also suitable for data-acquisition units, control systems, and other devices with specialized functions, including one-of-a-kind designs | includes USB 2 0 and USB On-The-Go COMPLETE Third Edition Everything You Need to Develop Custom USB Peripherals With firmware examples and host application code Jan A X E L s o N author of Embedded Ethernet and Internet Complete USB Complete Everything You Need to Develop Custom USB Peripherals Third Edition Jan Axelson Lakeview Research LLC Madison WI 53704 USB Complete Everything You Need to Develop USB Peripherals Third Edition by Jan Axelson Copyright 1999-2005 by Janet L. Axelson All rights reserved. No part of the contents of this book except the program code may be reproduced or transmitted in any form or by any means without the written permission of the publisher. The program code may be stored and executed in a computer system and may be incorporated into computer programs developed by the reader. The information computer programs schematic diagrams documentation and other material in this book are provided as is without warranty of any kind expressed or implied including without limitation any warranty concerning the accuracy adequacy or completeness of the material or the results obtained from using the material. Neither the publisher nor the author shall be responsible for any claims attributable to errors omissions or other inaccuracies in the material in this book. In no event shall the publisher or author be liable for direct indirect special incidental or consequential damages in connection with or arising out of the construction performance or other use of the materials contained herein. Many of the products and company names mentioned herein are the trademarks of their respective holders. PICMicro is a registered trademark of Microchip Technology Inc. in the . and other countries. Published by Lakeview Research LLC 5310 Chinook Ln. Madison WI 53704 On the web at Distributed by Independent Publishers Group . Cover by Rattray Design. Cover Photo by Bill Bilsley Photography. Index by Julie Kawabata. 14 13 12 11 10 9

• Phần cứng
• USB Basics
• Inside USB Transfers
• Control Transfers
• Enumeration
• Critical Data
• Chip Choices