source [find interface/raspberrypi4-native.cfg]
transport select swd
set CHIPNAME nrf52
source [find target/nrf52.cfg]
adapter speed 100
reset_config  srst_nogate
adapter srst delay 100
adapter srst pulse_width 100

program /home/pi/bootloader/espruino_2v01_nrf52832.hex
reset
shutdown