File list (Check if you may need any files):
DAC产生任意波形驱动BEEP\c8051F020.h
.......................\DAC
.......................\DAC.c
.......................\DAC.lnp
.......................\DAC.LST
.......................\DAC.M51
.......................\DAC.OBJ
.......................\DAC.Opt
.......................\DAC.plg
.......................\DAC.Uv2
.......................\DAC_Opt.Bak
.......................\DAC_Uv2.Bak
.......................\STARTUP.A51
.......................\STARTUP.LST
.......................\STARTUP.OBJ
DAC产生任意波形驱动BEEP