File list (Check if you may need any files):
4位数码管计时器
...............\4_Bit_Digital_Clock
...............\4_Bit_Digital_Clock.c
...............\4_Bit_Digital_Clock.hex
...............\4_Bit_Digital_Clock.lnp
...............\4_Bit_Digital_Clock.LST
...............\4_Bit_Digital_Clock.M51
...............\4_Bit_Digital_Clock.OBJ
...............\4_Bit_Digital_Clock.Opt
...............\4_Bit_Digital_Clock.plg
...............\4_Bit_Digital_Clock.Uv2
...............\4_Bit_Digital_Clock_Opt.Bak
...............\4_Bit_Digital_Clock_Uv2.Bak
...............\STARTUP.A51
...............\STARTUP.LST
...............\STARTUP.OBJ