File list (Check if you may need any files):
LCD4X20 PRJ
...........\lcd4X20
...........\Lcd4X20.c
...........\Lcd4X20.h
...........\lcd4X20.hex
...........\lcd4X20.lnp
...........\Lcd4X20.LST
...........\lcd4X20.M51
...........\Lcd4X20.OBJ
...........\lcd4X20.plg
...........\lcd4X20.uvopt
...........\lcd4X20.uvproj
...........\lcd4X20_uvopt.bak
...........\lcd4X20_uvproj.bak
...........\main.c
...........\main.LST
...........\main.OBJ
...........\proteus_emulation
...........\.................\Last Loaded lcd4X20.DBK
...........\.................\lcd4X20.DSN
...........\.................\lcd4X20.PWI
...........\STARTUP.A51
...........\STARTUP.LST
...........\STARTUP.OBJ