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分析了基于coldfire CPU与VxWorks实时操作系统的USB驱动程序的体系架构与设计实现,介绍了USB设备在机车通信网络中的多种应用。实际应用表明,该设备在机车网络应用中稳定可靠、方便易用,该设计可推广应用于多个领域。
The architecture and design of the USB driver based on Coldfire CPU and VxWorks real-time operating system are analyzed. The applications of USB device in locomotive communication network are introduced. The practical application shows that the device is stable and reliable in locomotive network application and is convenient and easy to use. The design can be widely applied in many fields.