时钟 ....\shizhong ....\shizhong.hex ....\shizhong.lnp ....\shizhong.M51 ....\shizhong.Opt ....\shizhong.plg ....\shizhong.Uv2 ....\shizhong_Opt.Bak ....\shizhong_Uv2.Bak ....\STARTUP.A51 ....\STARTUP.LST ....\STARTUP.OBJ ....\Text1.asm ....\Text1.LST ....\Text1.OBJ