The original DSP chip of the Commodore 64. On sourceforge you can find the complete project. Sidplayer in combination with C64 emulators.

于老师更新的EMCV。可以到http://sourceforge.net/p/emcv/code/HEAD/tree/下载- The teacher updates EMCV. You can download the http://sourceforge.net/p/emcv/code/HEAD/tree/