关于从官网下载文档，提个意见

最近发现，运行例子程序也会出现问题，比如NUC100SeriesBSP_v1.05.003\NUC100SeriesBSP\NuvotonPlatform_Keil\Sample\NUC1xx-LB_002\Smpl_HID_IO和NUC100SeriesBSP_v1.05.003\NUC100SeriesBSP\NuvotonPlatform_Keil\Sample\USB\Smpl_HID
2个例子运行后都提示无法识别的USB设备