About 350,000 results
How to communicate with Win CE device connected by usb
USB communications device class - Wikipedia
Class definitions for Communication Devices 1.2 | USB-IF
USB Device Class Drivers Included in Windows - Windows drivers
Defined Class Codes | USB-IF
USB Communication Device Class(CDC) - narkive
USB Component: CDC: Communication Device Class - Keil
USBデバイスクラス | インフィニテグラ