clock-c-code
............\AT89X51.H
............\keyboard.c
............\keyboard.h
............\keyboard.LST
............\keyboard.OBJ
............\keyboard.__i
............\LEC.LST
............\LED.C
............\LED.H
............\LED.LST
............\LED.OBJ
............\main.c
............\main.h
............\main.LST
............\main.OBJ
............\timer
............\timer.c
............\timer.h
............\timer.hex
............\timer.lnp
............\timer.LST
............\timer.M51
............\timer.OBJ
............\timer.Opt
............\timer.plg
............\timer.Uv2
............\timer.__i
............\timer_Opt.Bak
............\timer_Uv2.Bak
circuit diagram.GIF