File list (Check if you may need any files):
nrf24le1\build\button_demo_nrf24le1
........\.....\button_demo_nrf24le1.hex
........\.....\button_demo_nrf24le1.lnp
........\.....\button_demo_nrf24le1.plg
........\.....\hal_nrf.obj
........\.....\hal_nrf_hw.obj
........\.....\main.obj
........\.....\radio.obj
........\button_demo.Opt
........\button_demo.Uv2
........\button_demo_Opt.Bak
........\hex-files\button_demo_nrf24le1.hex
........\.........\keil_version.txt
........\lst\button_demo_nrf24le1.m51
........\...\hal_nrf.lst
........\...\hal_nrf_hw.lst
........\...\main.lst
........\...\radio.lst
........\main.c
........\build
........\hex-files
........\lst
nrf24le1