用VC卡发的HID读写工具，能自动搜索连接到PC上的所有HID设备，选择HID设备进行读写。能根据报告描述符自动调整读写缓冲区的长度。-HID issued with the VC card reading and writing tool that can automatically search for connection to the PC all HID devices, select the HID device to read and write. Can be adjusted according to the report descr iptor to read and write buffer length.