File list (Check if you may need any files):
Atmel
.....\c5131-atr2406-demo-transmitter-1_0_0
.....\....................................\lib_mcu
.....\....................................\.......\uart
.....\....................................\.......\....\uart.txt
.....\....................................\.......\....\uart_bdr.h
.....\....................................\.......\....\uart_drv.h
.....\....................................\.......\....\uart_lib.c
.....\....................................\.......\....\uart_lib.h
.....\....................................\.......\....\exemple
.....\....................................\.......\....\.......\config.h
.....\....................................\.......\....\.......\lnkm128s.xcl
.....\....................................\.......\....\.......\main.c
.....\....................................\.......\....\.......\uart_lib.dep
.....\....................................\.......\....\.......\uart_lib.ewd
.....\....................................\.......\....\.......\uart_lib.ewp
.....\....................................\.......\....\.......\Debug
.....\....................................\.......\....\.......\.....\Exe
.....\....................................\.......\....\.......\.....\...\uart_lib.d90
.....\....................................\.......\....\tools
.....\....................................\.......\....\.....\c51_bdr.c
.....\....................................\.......\spi
.....\....................................\.......\...\spi_drv.c
.....\....................................\.......\...\spi_drv.h
.....\....................................\.......\compiler.h
.....\....................................\.......\mcu.h
.....\....................................\.......\mcu_drv.h
.....\....................................\lib_board
.....\....................................\.........\atr2406
.....\....................................\.........\.......\atr2406_lib.c
.....\....................................\.........\.......\atr2406_lib.h
.....\....................................\c5131_rf_mouse.hex
.....\....................................\c5131_rf_mouse.Uv2
.....\....................................\config.h
.....\....................................\main.c
.....\c5131-atr2406-demo-transmitter-1_0_0.hex