File list (Check if you may need any files):
C51_PRG\C51_PRG.hex
.......\C51_PRG.lnp
.......\C51_PRG.M51
.......\C51_PRG.Opt
.......\C51_PRG.plg
.......\C51_PRG.Uv2
.......\C51_PRG_Opt.Bak
.......\C51_PRG_Uv2.Bak
.......\dp8051.h
.......\ds1302.c
.......\ds1302.h
.......\ds1302.LST
.......\ds1302.__i
.......\ds18b20.c
.......\ds18b20.h
.......\ds18b20.LST
.......\ds18b20.OBJ
.......\INTRINS.H
.......\key.c
.......\key.h
.......\key.LST
.......\key.OBJ
.......\key.__i
.......\lcd.c
.......\lcd.h
.......\lcd.LST
.......\lcd.OBJ
.......\main.h
.......\SOUND_LCD1602.C
.......\SOUND_LCD1602.LST
.......\SOUND_LCD1602.OBJ
.......\STC_MAIN.hex
.......\UART.c
.......\UART.h
.......\UART.LST
.......\UART.OBJ
.......\x5045.c
.......\x5045.h
.......\x5045.LST
.......\x5045.OBJ
C51_PRG