# erase
bash erase_all.sh -i swd0

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

# hex
number in hexfile is uart baud rate
- 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
- blinky_nrf52_rtscts_115200.hex blinky with uart terminal with flow control 
- blinky_nrf52_rtscts_1M.hex blinky with uart terminal with flow control 

# connect with minicom
- minicom -D /dev/ttyAMA2 -b 1000000 -s