public 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();
// set the security for fms, and hook into fms
ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls11 | SecurityProtocolType.Tls12;
fmserver = GetFMSInstance();
// get the sensors
lightSensor = DeviceFactory.Build.LightSensor(Pin.AnalogPin0);
soundSensor = DeviceFactory.Build.SoundSensor(Pin.AnalogPin2);
leds = DeviceFactory.Build.BuildLedBar(Pin.DigitalPin8);
leds.Initialize(GrovePi.Sensors.Orientation.GreenToRed);
// start the timer
ThreadPoolTimer timer = ThreadPoolTimer.CreatePeriodicTimer(Timer_Tick, TimeSpan.FromSeconds(1));
}
private void InitGrovePi()
{
System.Diagnostics.Debug.WriteLine(DeviceFactory.Build.GrovePi().GetFirmwareVersion());
GroveRotary = DeviceFactory.Build.RotaryAngleSensor(Pin.AnalogPin0);
GroveSound = DeviceFactory.Build.SoundSensor(Pin.AnalogPin1);
GroveLight = DeviceFactory.Build.LightSensor(Pin.AnalogPin2);
GroveRelay = DeviceFactory.Build.Relay(Pin.DigitalPin2);
GroveTempHumi = DeviceFactory.Build.DHTTemperatureAndHumiditySensor(Pin.DigitalPin3, DHTModel.Dht11);
GroveRanger = DeviceFactory.Build.UltraSonicSensor(Pin.DigitalPin4);
GroveLedBar = DeviceFactory.Build.BuildLedBar(Pin.DigitalPin5);
GroveBuzzer = DeviceFactory.Build.Buzzer(Pin.DigitalPin6);
GroveButton = DeviceFactory.Build.ButtonSensor(Pin.DigitalPin7);
GroveLCD = DeviceFactory.Build.RgbLcdDisplay();
GroveLedBar.Initialize(GrovePi.Sensors.Orientation.GreenToRed);
GroveLCD.SetBacklightRgb(255, 50, 255);
DeviceFactory.Build.GrovePi().PinMode(Pin.DigitalPin2, PinMode.Output);
Delay.Milliseconds(10);
DeviceFactory.Build.GrovePi().Flush();
DeviceFactory.Build.GrovePi().PinMode(Pin.DigitalPin6, PinMode.Output);
Delay.Milliseconds(10);
DeviceFactory.Build.GrovePi().Flush();
}
void MainPageLoaded(object sender, RoutedEventArgs e)
{
GroveLedBar.Initialize(GrovePi.Sensors.Orientation.GreenToRed);
SoundList = new List <DataPoint>();
for (int i = 0; i < DataPointCnt; i++)
{
SoundList.Add(new DataPoint()
{
Time = i + 1, Value = 0
});
}
IAsyncAction asyncAction = Windows.System.Threading.ThreadPool.RunAsync(async(workItem) =>
{
int sound = 0;
while (true)
{
try
{
sound = GroveSound.SensorValue();
setLedBar(ConvertSoundToBarLevel(sound));
System.Diagnostics.Debug.WriteLine("Sound: " + sound.ToString());
}
catch (Exception ex)
{
// If you want to see the exceptions uncomment the following:
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
ShiftLeft(SoundList, sound);
List <DataPoint> lst = new List <DataPoint>(SoundList);
(LineChart.Series[0] as LineSeries).ItemsSource = lst;
});
}
});
}
private void InitGrovePi()
{
Grove_LedBar.Initialize(GrovePi.Sensors.Orientation.GreenToRed);
}
private async void Timer_Tick(ThreadPoolTimer timer)
{
// record the start time
DateTime start = DateTime.Now;
// update the display
leds.Initialize(GrovePi.Sensors.Orientation.GreenToRed);
leds.SetLevel((byte)0);
int lightValue = 0;
string lightError = string.Empty;
// read the light
try
{
lightValue = lightSensor.SensorValue();
// int between 0 (dark) and 1023 (bright)
}
catch (Exception ex)
{
lightError = ex.Message;
}
int soundValue = 0;
string soundError = String.Empty;
try
{
soundValue = soundSensor.SensorValue();
}
catch (Exception ex)
{
soundError = ex.Message;
}
// check if token is still valid
// get a new token every 12 minutes - no real need to since we'll usually keep the connection alive
if (token == null || token == string.Empty)
{
token = await fmserver.Authenticate();
tokenRecieved = DateTime.Now;
}
else if (DateTime.Now > tokenRecieved.AddMinutes(12))
{
int logoutResponse = await fmserver.Logout();
token = string.Empty;
fmserver = GetFMSInstance();
token = await fmserver.Authenticate();
tokenRecieved = DateTime.Now;
}
if (token != string.Empty)
{
// get some data from the RPI itself
var processorName = Raspberry.Board.Current.ProcessorName;
var rpiModel = Raspberry.Board.Current.Model.ToString();
// write it to FMS
var request = fmserver.NewRecordRequest();
if (processorName != null)
{
request.AddField("rpiProcessor", processorName);
}
if (rpiModel != null)
{
request.AddField("rpiModel", rpiModel);
}
request.AddField("when_start", start.ToString());
request.AddField("sound", soundValue.ToString());
request.AddField("sound_error", soundError);
request.AddField("light", lightValue.ToString());
request.AddField("light_error", lightError);
request.AddField("when", DateTime.Now.ToString());
// add a script call to calculate the time diff to the previous record
request.AddScript(ScriptTypes.after, "calculate_gap_grove");
var response = await request.Execute();
if (fmserver.lastErrorCode != 0)
{
leds.SetLevel((byte)2);
}
else
{
leds.SetLevel((byte)10);
}
Thread.Sleep(TimeSpan.FromMilliseconds(250));
// no longer logging out after each call
// await fmserver.Logout();
// token = string.empty;
}
// clear the display again
leds.SetLevel((byte)1);
Thread.Sleep(TimeSpan.FromMilliseconds(250));
}
private void InitGrovePi()
{
System.Diagnostics.Debug.WriteLine(DeviceFactory.Build.GrovePi().GetFirmwareVersion());
GroveRotary = DeviceFactory.Build.RotaryAngleSensor(Pin.AnalogPin0);
GroveSound = DeviceFactory.Build.SoundSensor(Pin.AnalogPin1);
GroveLight = DeviceFactory.Build.LightSensor(Pin.AnalogPin2);
GroveRelay = DeviceFactory.Build.Relay(Pin.DigitalPin2);
GroveTempHumi = DeviceFactory.Build.DHTTemperatureAndHumiditySensor(Pin.DigitalPin3, DHTModel.Dht11);
GroveRanger = DeviceFactory.Build.UltraSonicSensor(Pin.DigitalPin4);
GroveLedBar = DeviceFactory.Build.BuildLedBar(Pin.DigitalPin5);
GroveBuzzer = DeviceFactory.Build.Buzzer(Pin.DigitalPin6);
GroveButton = DeviceFactory.Build.ButtonSensor(Pin.DigitalPin7);
GroveLCD = DeviceFactory.Build.RgbLcdDisplay();
GroveLedBar.Initialize(GrovePi.Sensors.Orientation.GreenToRed);
GroveLCD.SetBacklightRgb(255, 50, 255);
DeviceFactory.Build.GrovePi().PinMode(Pin.DigitalPin2, PinMode.Output);
Delay.Milliseconds(10);
DeviceFactory.Build.GrovePi().Flush();
DeviceFactory.Build.GrovePi().PinMode(Pin.DigitalPin6, PinMode.Output);
Delay.Milliseconds(10);
DeviceFactory.Build.GrovePi().Flush();
}