The part of practice transplants the USB host protocol stack driver of the VxWorks Real-time Operating System to the RSC S3C2440A board by using the developing tool Tornado2.2,and implements the scanner device driver basing on it.

• 实践部分主要是使用开发工具Tornado2.；2完成了VxWorks实时操作系统的USB主机驱动栈在RSC S3C2440A开发板上的移植；并在此基础上实现了扫描仪设备驱动。