File list (Check if you may need any files):
时钟\aa.DSN
....\aa.PWI
....\Last Loaded aa.DBK
....\单片机电子时钟的设计.doc
....\新建文件夹 (2)\aabb
....\..............\aabb.c
....\..............\aabb.LST
....\..............\aabb.OBJ
....\..............\bb
....\..............\bb.hex
....\..............\bb.lnp
....\..............\bb.M51
....\..............\bb.Opt
....\..............\bb.plg
....\..............\bb.Uv2
....\..............\bb_Opt.Bak
....\..............\bb_Uv2.Bak
....\..............\STARTUP.A51
....\..............\STARTUP.LST
....\..............\STARTUP.OBJ
....\新建文件夹 (2)
....\新建文件夹 (3)
时钟