
Contents
About the USB DDK vii
Assumptions ix
Building DDKs x
Before You Begin 11
System requirements 3
For QNX Neutrino 6.3 3
For QNX 4 3
USB devices supported 3
Known limitations 4
EHCI 4
Photon and text mode 4
Overview 72
The USB stack and library 9
Host Controller Interface (HCI) types 9
Data buffers 9
USB enumerator 10
How a class driver works 10
USB Utilities 133
USB Library Reference 174
Functions arranged by category 19
Connection functions 19
November 2, 2006 Contents iii
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