Now, here's a complete guide to making the most of USB, including detailed coverage of USB hosts, devices, bus interconnects, hubs and protocols. Co-authored by the bestselling author of qRS-232 Made Easyq, this book is written in layman's terms for every interested computer user, and comprehensive enough for hardware and software developers who need a readable companion to the standard documents.One quick note to help you understand this chapter a little better: we use the generic word Windows to signify all of Windows 95, Windows 98, ... USB Software Architecture As you can see in Figure 7-1, Windows separates very distinctly the various software components that make up a USB host. ... The USBD communicates with the underlying host-controller through a choice of two host-controller drivers.
|Author||:||Steven McDowell, Martin D. Seyer|
|Publisher||:||Prentice Hall PTR - 1999|