public static void ScanForHeartRateMonitors (CBCentralManager manager) { if (manager == null) { throw new ArgumentNullException ("manager"); } manager.ScanForPeripherals (PeripheralUUID); }
public IEnumerable <BluetoothDevice> ScanForDevices() { _devices = new List <BluetoothDevice>(); _nativeDevices = new List <CBPeripheral>(); _manager?.ScanForPeripherals(CBUUID.FromString("00001101-0000-1000-8000-00805F9B34FB")); _manager?.StopScan(); return(_devices); }
public void ScanForBroadcasters(CBCentralManager mgr, UIButton Scanner) { //Passing in null scans for all peripherals. Peripherals can be targeted by using CBUIIDs mgr.ScanForPeripherals (cbuuids); //Initiates async calls of DiscoveredPeripheral Scanner.SetTitle("Started scan Scan", UIControlState.Normal); //Timeout after 30 seconds var timer = new Timer (30 * 1000); //mgr.StopScan (); timer.Elapsed += (sender, e) => { Console.WriteLine("Stopping scan"); mgr.StopScan (); Console.WriteLine("Scan stopped"); Scanner.SetTitle("Stopped Scan", UIControlState.Normal); }; }
protected override async Task StartScanningForDevicesNativeAsync(Guid[] serviceUuids, bool allowDuplicatesKey, CancellationToken scanCancellationToken) { // Wait for the PoweredOn state await WaitForState(CBCentralManagerState.PoweredOn, scanCancellationToken).ConfigureAwait(false); if (scanCancellationToken.IsCancellationRequested) { throw new TaskCanceledException("StartScanningForDevicesNativeAsync cancelled"); } Trace.Message("Adapter: Starting a scan for devices."); CBUUID[] serviceCbuuids = null; if (serviceUuids != null && serviceUuids.Any()) { serviceCbuuids = serviceUuids.Select(u => CBUUID.FromString(u.ToString())).ToArray(); Trace.Message("Adapter: Scanning for " + serviceCbuuids.First()); } _centralManager.ScanForPeripherals(serviceCbuuids, new PeripheralScanningOptions { AllowDuplicatesKey = allowDuplicatesKey }); }
public Task StartScanningForDevicesAsync(ScanMode mode, Guid[] serviceUuids = null, bool allowDuplicatesKey = false, CancellationToken cancellationToken = default) { if (centralManager.State == CBCentralManagerState.PoweredOn) { Console.WriteLine("BluetoothCentralService: Starting a scan for devices."); CBUUID[] serviceCbuuids = null; if (serviceUuids != null && serviceUuids.Any()) { serviceCbuuids = serviceUuids.Select(uuid => uuid.cbuuidFromGuid()).ToArray(); } centralManager.ScanForPeripherals(serviceCbuuids, new PeripheralScanningOptions { AllowDuplicatesKey = allowDuplicatesKey }); Console.WriteLine("BluetoothCentralService: Scanning for " + serviceCbuuids.First()); return(Task.CompletedTask); } else { throw new TaskCanceledException("Scanning cancelled, Bluetooth is not ON"); } }
private void StartScanningSynchronized() { if (_centralManager.State != CBCentralManagerState.PoweredOn) { _shouldBeScanning = true; MvxTrace.TaggedTrace(MvxTraceLevel.Diagnostic, "Beacons", $"CentralManager state is {_centralManager.State}, cannot start scan"); } else { MvxTrace.TaggedTrace(MvxTraceLevel.Diagnostic, "Beacons", "Starting to scan for Eddystones"); var peripheralUuids = new List <CBUUID>(); peripheralUuids.Add(CBUUID.FromString("FEAA")); //eddystone service id //peripheralUuids.Add(CBUUID.FromString("0215")); //ibeacon service id, but don't work //peripheralUuids.Add(CBUUID.FromBytes(new byte[] { 0x02, 0x15 })); //peripheralUuids.Add(CBUUID.FromBytes(new byte[] { 0x02, 0x01 })); //peripheralUuids.Add(CBUUID.FromBytes(new byte[] { 0x02, 0x01, 0x1a, 0x1a })); //peripheralUuids.Add(CBUUID.FromBytes(new byte[] { 0x1a, 0x1a })); //peripheralUuids.Add(CBUUID.FromBytes(new byte[] { 0x4c, 0x00 })); //peripheralUuids.Add(CBUUID.FromBytes(new byte[] { 0x4c, 0x00, 0x02, 0x15 })); // 02 01 1a 1a ff 4c 00 02 15 – #Apple's fixed iBeacon advertising prefix // стартовать поиск всех устройств BLE и отбирать среди них тех, у кого есть последовательность байт как в предыдущей строке //Полезные ссылки: //https://github.com/AltBeacon/android-beacon-library/blob/master/src/main/java/org/altbeacon/beacon/BeaconParser.java //https://glimwormbeacons.com/learn/what-makes-an-ibeacon-an-ibeacon/ //http://stackoverflow.com/questions/20387327/using-corebluetooth-with-ibeacons _centralManager.ScanForPeripherals( peripheralUuids.ToArray(), new PeripheralScanningOptions(NSDictionary.FromObjectAndKey(NSObject.FromObject(true), CBCentralManager.ScanOptionAllowDuplicatesKey)) ); } }
public void Start(TracingInformation config) { if (config == null || _enabled == true) { return; } _tracingInformation = config; CBUUID uuidService = CBUUID.FromString(_tracingInformation.ServiceId); CBUUID uuidCharacteristic = CBUUID.FromString(_tracingInformation.CharacteristicId); // TODO: options prevent android from being discovered on IOS, investigation required var options = new PeripheralScanningOptions() { AllowDuplicatesKey = true }; _centralManager.ScanForPeripherals(new CBUUID[] { uuidService }, options); _enabled = true; Covi.Features.BluetoothTracing.TracingState.Instance.SetScanningState(true); _logger.LogDebug($"Scanning started for service {_tracingInformation.ServiceId}."); }
public override void UpdatedState(CBCentralManager central) { switch (central.State) { case CBCentralManagerState.Unknown: Debug.WriteLine("CBCentralManagerState.Unknown"); break; case CBCentralManagerState.Resetting: Debug.WriteLine("CBCentralManagerState.Resetting"); break; case CBCentralManagerState.Unsupported: Debug.WriteLine("CBCentralManagerState.Unsupported"); break; case CBCentralManagerState.Unauthorized: Debug.WriteLine("CBCentralManagerState.Unauthorized"); break; case CBCentralManagerState.PoweredOff: Debug.WriteLine("CBCentralManagerState.PoweredOff"); break; case CBCentralManagerState.PoweredOn: Debug.WriteLine("CBCentralManagerState.PoweredOn"); central.ScanForPeripherals(peripheralUuids: new CBUUID[] { }, options: new PeripheralScanningOptions { AllowDuplicatesKey = true }); break; default: throw new NotImplementedException(); } }
/// <summary> /// Start scanning for devices. /// </summary> /// <param name="serviceUuids">White-listed service UUIDs</param> public async void StartScanningForDevices(params string[] serviceUuids) { await WaitForState(CBCentralManagerState.PoweredOn); var uuids = new List <CBUUID>(); foreach (var guid in serviceUuids) { uuids.Add(CBUUID.FromString(guid)); } DiscoveredDevices = new List <IDevice>(); IsScanning = true; _central.ScanForPeripherals(uuids.ToArray()); await Task.Delay(ScanTimeout); if (IsScanning) { StopScanningForDevices(); ScanTimeoutElapsed(this, EventArgs.Empty); } }
public void ScanForPeripherals() { mgr.ScanForPeripherals((CBUUID[])null, (NSDictionary)null); }
public void ScanForPeripherals() { nativeManager.ScanForPeripherals(peripheralUuids: null); }