UART nrf52840

[pavan]

Hello,

I am working on nrf52840 EVB , i programmed the board BLE_APP_UART but this profile is not working , still the board functioning previously programmed blinky example only even after the erasing?? plz help

[RK]

did you put a softdevice on the chip?

[Hung Bui]

Hi pavan,

I would suggest you to follow the Getting Started Guide in the SDK here.

Please try to go from the start.