File list (Check if you may need any files):
LedKeyPS2_DK4
.............\AT892051.H
.............\AT89X52.H
.............\KeyASCII.h
.............\LedKeyPS2
.............\LedKeyPS2.c
.............\LedKeyPS2.hex
.............\LedKeyPS2.lnp
.............\LedKeyPS2.LST
.............\LedKeyPS2.M51
.............\LedKeyPS2.OBJ
.............\LedKeyPS2.Opt
.............\LedKeyPS2.plg
.............\LedKeyPS2.Uv2
.............\LedKeyPS2_KeyBoard.asm
.............\LedKeyPS2_KeyBoard.LST
.............\LedKeyPS2_KeyBoard.OBJ
.............\LedKeyPS2_Opt.Bak
.............\LedKeyPS2_Uv2.Bak
.............\log.txt
.............\readme.txt