资料介绍
Universal Serial Bus (USB)Class Definitions for Communication Devices 1Universal Serial Bus Class Definitions for Communication Devices
Version 1.1 January 19, 1999
USB Class Definitions for Communication Devices
Scope of this Revision
This version 1.1 of this class specification is intended for product design. Every attempt has been made to ensure a consistent and implementable specification. Implementations should ensure compliance with this revision.
Revision History
Revision 1.1 1.09d 1.09c 1.09b 1.09a 1.0.8a1.0.9rc 1.0 0.9a- 0.9f 0.8