erase

bash erase_all.sh -i swd0

flash

bash flash.sh -i swd0 -f blinky_nrf52dongl_no_bootloader.hex

hex

• blinky_nrf52dongle_no_bootloader.hex is blinky without a bootloader
• blinky_nrf52dongle_gpio_uart.hex is blinky with uart terminal on P0.13 and P0.15