Table of Contents
Chapter 1
About USB ............................................................................................ 15
1-1
Introduction .......................................................................................... 15
1-1-1
Bus Topology ....................................................................................... 15
1-1-2
USB Host .............................................................................................. 16
1-1-3
USB Device .......................................................................................... 16
1-2
Data Flow Model .................................................................................. 17
1-2-1
Endpoint ............................................................................................... 17
1-2-2
Pipes ..................................................................................................... 18
1-2-3
Transfer Types ..................................................................................... 18
1-3
Physical Interface and Power Management ....................................... 21
1-3-1
Speed ................................................................................................... 21
1-3-2
Power Distribution ............................................................................... 22
1-4
Device Structure and Enumeration ..................................................... 22
1-4-1
USB Device Structure .......................................................................... 22
1-4-2
Device States ....................................................................................... 24
1-4-3
Chapter 2
Getting Started ..................................................................................... 27
2-1
Prerequisites ........................................................................................ 28
2-2
Downloading the Source Code Files ................................................... 28
2-3
Installing the Files ................................................................................ 30
2-4
Building the Sample Application ......................................................... 31
2-4-1
Understanding Micrium Examples ...................................................... 31
2-4-2
Copying and Modifying Template Files .............................................. 33
2-4-3
Including USB Device Stack Source Code ......................................... 37
2-4-4
Modifying Application Configuration File ............................................ 38
2-5
Running the Sample Application ......................................................... 40
3