This BLE App (Android) test video is customized using nRF52840 DK.
We have modified the ble_app_blinky firmware to control the 4 LEDs on the DK nRF52840.
We have modified to show the status of SWS 4.
Our app was developed using the Android bluetoothLE API (without the BLE library in the north.
Using ble_app_blinky from nRF5 SDK and custom …