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TLV320AIC3254EVM-K连接电脑无法识别USB

电脑系统是win10的,本来是可以识别的,后来我打开DFUTEST.exe,下载了image内的一个bin文件就变成无法识别USB了。现在要怎么办?
电脑设备管理器,USB识别显示:未知USB设备(设备描述符请求失败)