public async void Run(IBackgroundTaskInstance taskInstance)
{
//
// TODO: Insert code to perform background work
//
// If you start any asynchronous methods here, prevent the task
// from closing prematurely by using BackgroundTaskDeferral as
// described in http://aka.ms/backgroundtaskdeferral
_deferral = taskInstance.GetDeferral();
await Task.Delay(30000);
bs = new RateSensor();
bs.RateSensorInit();
await Task.Delay(1000);
bs.RateMonitorON();
deviceWatcher = DeviceInformation.CreateWatcher(
"System.ItemNameDisplay:~~\"Adafruit\"",
new string[] {
"System.Devices.Aep.DeviceAddress",
"System.Devices.Aep.IsConnected"
},
DeviceInformationKind.AssociationEndpoint);
deviceWatcher.Added += DeviceWatcher_Added;
deviceWatcher.Removed += DeviceWatcher_Removed;
deviceWatcher.Start();
// NFC
proxDevice = ProximityDevice.GetDefault();
if (proxDevice != null)
{
proxDevice.SubscribeForMessage("NDEF", messagedReceived);
}
else
{
Debug.WriteLine("No proximity device found\n");
}
this.timer = ThreadPoolTimer.CreateTimer(Timer_Tick, TimeSpan.FromSeconds(2));
try
{
await Task.Run(async() =>
{
while (true)
{
await Task.Delay(100000);
}
});
}
catch (Exception ex)
{
}
deviceWatcher.Stop();
}
const string UUID_UART_RX = "6e400002-b5a3-f393-e0a9-e50e24dcca9e"; //RX, Write characteristic
public async void Run(IBackgroundTaskInstance taskInstance)
{
//
// TODO: Insert code to perform background work
//
// If you start any asynchronous methods here, prevent the task
// from closing prematurely by using BackgroundTaskDeferral as
// described in http://aka.ms/backgroundtaskdeferral
_deferral = taskInstance.GetDeferral();
await Task.Delay(30000);
bs = new RateSensor();
bs.RateSensorInit();
await Task.Delay(1000);
bs.RateMonitorON();
deviceWatcher = DeviceInformation.CreateWatcher(
"System.ItemNameDisplay:~~\"Adafruit\"",
new string[] {
"System.Devices.Aep.DeviceAddress",
"System.Devices.Aep.IsConnected"
},
DeviceInformationKind.AssociationEndpoint);
deviceWatcher.Added += DeviceWatcher_Added;
deviceWatcher.Removed += DeviceWatcher_Removed;
deviceWatcher.Start();
this.timer = ThreadPoolTimer.CreateTimer(Timer_Tick, TimeSpan.FromSeconds(2));
try
{
await Task.Run(async() =>
{
while (true)
{
await Task.Delay(100000);
}
});
}
catch (Exception ex)
{
}
deviceWatcher.Stop();
//
// Once the asynchronous method(s) are done, close the deferral.
//
//_deferral.Complete();
//
}
public async void UpdateAllData()
{
leDevice = await BluetoothLEDevice.FromIdAsync(device.Id);
string selector = "(System.DeviceInterface.Bluetooth.DeviceAddress:=\"" + leDevice.BluetoothAddress.ToString("X") + "\")";
var services = await leDevice.GetGattServicesAsync();
foreach (var service in services.Services)
{
switch (service.Uuid.ToString())
{
case SensorUUIDs.UUID_UART_SERV:
{
var characteristics = await service.GetCharacteristicsAsync();
foreach (var character in characteristics.Characteristics)
{
switch (character.Uuid.ToString())
{
case SensorUUIDs.UUID_UART_RX:
{
var writer = new DataWriter();
// DATA:SET command not yet working
//string message = "DATA:SET #22046524f4d205741544348\n";
//writer.WriteString(message);
//await character.WriteValueAsync(writer.DetachBuffer());
// Reading and displaying heartrate from BioSensor
RateSensor bs = new RateSensor();
bs.RateSensorInit();
// await Task.Delay(1000);
bs.RateMonitorON();
hrmHeartRate = bs.GetHeartRate();
Debug.WriteLine($"Current heartrate: {hrmHeartRate}");
// hrmHeartRate = bs.I2C_ReadRegData(HrmSensor, AS7000_REG_HRM_HEARTRATE);
//await Task.Delay(1);
//writing TRIGGER to the AdafruitBT
writer.WriteString("TRIGGER\n");
//writing current HeartRate to the Adafruit bluetooth
//writer.WriteString(hrmHeartRate);
await character.WriteValueAsync(writer.DetachBuffer());
}
break;
}
}
}
break;
}
}
}
