File list (Check if you may need any files):
DTMF Resiver\Diadram
............\.......\Diagram.DSN
............\.......\Diagram.PWI
............\.......\Last Loaded Diagram.DBK
............\Program
............\.......\lcdc.c
............\.......\program.bak
............\.......\program.c
............\.......\program.cof
............\.......\program.err
............\.......\program.esym
............\.......\program.h
............\.......\program.hex
............\.......\program.lst
............\.......\program.pjt
............\.......\program.sta
............\.......\program.sym
............\.......\program.tre