USB: The Universal Serial Bus (FYSOS: Operating System Design Book 8) (English Edition)

Learn to program the four major USB controllers, UHCI, OHCI, EHCI, and the new xHCI, and communicate with devices attached to their root hubs, without operating system intervention. This book teachs you how to communicate with the bare hardware to request the device descriptors and then send and received data from various USB devices including USB external Hubs.