1. USB Basics 1 What USB Can Do 2 Benefits for Users 2 Benefits for Developers 6 Beyond the Hype 10 Evolution of an Interface 13 Original USB 14 USB 2.0 15 USB On-The-Go 16 Wireless USB 16 USB versus IEEE-1394 16 USB versus Ethernet 17 Bus Components 17 Topology 18 Defining Terms 19 Contents iv Divi