Bluetooth Connectivity and testing from Xamarin.Forms

var adapter = CrossBleAdapter.Current;
var status1 = adapter.Status;
adapter.Scan().Subscribe(scanResult => {
scanResults = scanResult;
adapter.StopScan();
if (scanResults.Device.Name=="Subash")
{
scanResults.Device.WhenConnected().Subscribe(result => Connected(result));
scanResults.Device.WhenAnyCharacteristicDiscovered().Subscribe(result => CharacteristicsDiscovered(result));
scanResults.Device.WhenStatusChanged().Subscribe(status => StatusChanged(status));
scanResults.Device.Connect();
}
});