File list (Check if you may need any files):
USB按键\USB-keyboard\SourceCode\AT89X52.H
.......\............\..........\config.h
.......\............\..........\Key.c
.......\............\..........\Key.h
.......\............\..........\Key.LST
.......\............\..........\Key.OBJ
.......\............\..........\keyboard.h
.......\............\..........\LED.h
.......\............\..........\My_type.h
.......\............\..........\PDIUSBD12.h
.......\............\..........\UART.c
.......\............\..........\UART.h
.......\............\..........\UART.LST
.......\............\..........\UART.OBJ
.......\............\..........\USB.H
.......\............\..........\UsbKeyBoard
.......\............\..........\UsbKeyBoard.c
.......\............\..........\UsbKeyBoard.hex
.......\............\..........\UsbKeyBoard.lnp
.......\............\..........\UsbKeyBoard.LST
.......\............\..........\UsbKeyBoard.M51
.......\............\..........\UsbKeyBoard.OBJ
.......\............\..........\UsbKeyBoard.Opt
.......\............\..........\UsbKeyBoard.plg
.......\............\..........\UsbKeyBoard.Uv2
.......\............\..........\UsbKeyBoard_Opt.Bak
.......\............\..........\UsbKeyBoard_Uv2.Bak
.......\............\使用说明.txt
.......\串口软件.rar
.......\解压说明.txt
.......\USB-keyboard\SourceCode
.......\USB-keyboard
USB按键