https://www.msys2.org/wiki/MSYS2-inst...
https://sysprogs.com/getfile/1748/ope...
https://github.com/aerror2/erfly6/rel...
export PATH=/d/openocd/bin:$PATH
openocd -f interface/stlink.cfg -f target/klx.cfg
telnet localhost 4444
reset init
flash write_image erase fw/FSI6.hex
reset