At period of experiment, the correctness of design is testified by using USB mouse that is belong to HID device class as like RS232->USB converter.
在实验阶段，为简化调试工作，采用与RS232->USB转换器同属HID设备类的USB接口鼠标联调的方法验证原理设计的正确性。
At period of experiment, the correctness of design is testified by using USB mouse that is belong to HID device class as like RS232->USB converter.
在实验阶段，为简化调试工作，采用与RS232->USB转换器同属HID设备类的USB接口鼠标联调的方法验证原理设计的正确性。
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