File list (Check if you may need any files):
仿真DOS系统\DOS(双核).DSN
...........\DOS(双核).PWI
...........\DOS.hex
...........\Music.hex
...........\指令说明.txt
...........\Dos系统(代码)\bios.h
...........\.............\Calculater.h
...........\.............\command.h
...........\.............\doTime.h
...........\.............\EOS.hex
...........\.............\FileManage.h
...........\.............\MusicCode.h
...........\.............\MusicMould.h
...........\.............\Operation.C
...........\.............\Operation.LST
...........\.............\Operation.Uv2
...........\.............\PlayMusic.h
...........\.............\STARTUP.A51
...........\.............\STARTUP.OBJ
...........\.............\test.h
...........\.............\指令说明.txt
...........\Dos系统(代码)
仿真DOS系统