I just bought nrf52840 and J-link V9.
I look at start nrf52840 blinky.
website:
I downloand SDK 15 and 17.
I use blinky hex and write to nrf52840 firmware.
I try many hex.
I open nrf toolbox and click blinky from my Android phone.
Why I can't scan any device?
help me, thank you