https://blog.faceutil.com/2017/05/23/%ec%99%b8%ec%9e%a5%ed%95%98%eb%93%9cusb-%eb%a9%94%eb%aa%a8%eb%a6%ac%eb%a1%9c-%ec%9c%88%eb%8f%84%ec%9a%b0-%ec%84%a4%ec%b9%98%ed%95%98%ea%b8%b0-%e3%83%8d/