https://blog.faceutil.com/2022/09/19/sfc-%ed%83%9d%ed%8b%b1%ec%8a%a4-%ec%98%a4%ec%9a%b0%ea%b1%b0-snes9x-1-56-2-%eb%b2%84%ec%a0%84-%ec%b9%98%ed%8a%b8%ec%95%a1%ed%94%8c-%ec%bd%94%eb%93%9c-%d0%b1/