Set the advertised service UUID used when advertising to the value of the BLEService provided.
BLE.setAdvertisedService(bleService)
Nothing
BLEService ledService("19B10000-E8F2-537E-4F6C-D104768A1214"); // Bluetooth® Low Energy LED Service
// ...
// begin initialization
if (!BLE.begin()) {
Serial.println("starting Bluetooth® Low Energy module failed!");
while (1);
}
BLE.setAdvertisedService(ledService);
// ...
// start advertising
BLE.advertise();