export PATH=$PATH:$util_dir/flip/bin
export PATH=$PATH:$util_dir/avr8-gnu-toolchain/bin
export PATH=$PATH:$util_dir/gcc-arm-none-eabi/bin
export PATH=$PATH:$util_dir/flip/bin
export PATH=$PATH:$util_dir/avr8-gnu-toolchain/bin
export PATH=$PATH:$util_dir/gcc-arm-none-eabi/bin