https://blog.wongcw.com/2021/10/12/%e6%ad%90%e6%b4%b2%e4%bb%bb%e5%a4%a9%e5%a0%82%e7%a2%ba%e8%aa%8dswitch%e4%b8%8a%e7%9a%84n64%e9%81%8a%e6%88%b2%e7%82%ba60hz/