Please explain more.
Do you have ArduinoBLE.h on your computer? It is available through the library manager.
The LED library example can be found in the ide with File>Examples>ArduinoBLE>Peripheral>LED
Do you have nRFConnect on your phone?
Please explain more.
Do you have ArduinoBLE.h on your computer? It is available through the library manager.
The LED library example can be found in the ide with File>Examples>ArduinoBLE>Peripheral>LED
Do you have nRFConnect on your phone?