9精确定时蜂鸣器\说明.doc ...............\软件\9beep.c ...............\....\9beep.hex ...............\....\9beep.lnp ...............\....\9beep.M51 ...............\....\9beep.plg ...............\....\9beep_Uv2.Bak ...............\....\9beep.Uv2 ...............\....\9beep_Opt.Bak ...............\....\9beep.LST ...............\....\9beep.OBJ ...............\....\9beep ...............\....\9beep.Opt ...............\软件 9精确定时蜂鸣器