export PATH=$PATH:$util_dir/dfu-programmer
export PATH=$PATH:$util_dir/dfu-util-0.9-win64
export PATH=$PATH:$util_dir/flip/bin
export PATH=$PATH:$util_dir/dfu-programmer
export PATH=$PATH:$util_dir/dfu-util-0.9-win64
export PATH=$PATH:$util_dir/flip/bin