File list (Check if you may need any files):
改进的液晶+矩阵键盘
...................\4×4矩阵键盘+液晶显示.DSN
...................\4×4矩阵键盘+液晶显示.PWI
...................\Backup Of 4×4矩阵键盘+液晶显示.DBK
...................\LCD+keyboard
...................\LCD+keyboard.c
...................\LCD+keyboard.hex
...................\LCD+keyboard.LST
...................\LCD+keyboard.M51
...................\LCD+keyboard.OBJ
...................\LCD+keyboard.Opt
...................\LCD+keyboard.plg
...................\LCD+keyboard.Uv2
...................\LCD+keyboard_Opt.Bak
...................\LCD+keyboard_Uv2.Bak
...................\STARTUP.A51
...................\STARTUP.lst
...................\STARTUP.obj