Flashing:
tools/mc1322x-load.pl -f <path/to/binary> -t /dev/<tty-device>

more information: https://github.com/malvira/libmc1322x/wiki/libmc1322x#loading-images-to-ram-with-mc1322x-loadpl

Erase:
cd tools/ftditools/
make
./bbmc -l redbee-econotag erase

more information: https://github.com/malvira/libmc1322x/wiki/bbmc