use loadfile instead, faster flash with bootloader
use loadfile instead, faster flash with bootloader

lab11/nrf5x-base,lab11/nrf5x-base,Tech4Race/nrf5x-base,Tech4Race/nrf5x-base,Tech4Race/nrf5x-base,lab11/nrf5x-base,lab11/nrf5x-base,Tech4Race/nrf5x-base