public void Run(IBackgroundTaskInstance taskInstance)
{
// Connect the Ultrasonic Sensor to digital port 4
IUltrasonicRangerSensor sensor = DeviceFactory.Build.UltraSonicSensor(Pin.DigitalPin4);
// Loop endlessly
while (true)
{
Task.Delay(100).Wait(); //Delay 0.1 second
try
{
// Check the value of the Ultrasonic Sensor
string sensorvalue = sensor.MeasureInCentimeters().ToString();
System.Diagnostics.Debug.WriteLine("Ultrasonic reads " + sensorvalue);
}
catch (Exception ex)
{
// NOTE: There are frequent exceptions of the following:
// WinRT information: Unexpected number of bytes was transferred. Expected: '. Actual: '.
// This appears to be caused by the rapid frequency of writes to the GPIO
// These are being swallowed here/
// If you want to see the exceptions uncomment the following:
// System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
}
private async void OnTick(object sender, object e)
{
try
{
if (IsConnected)
{
var item = new { WaterDistance = distance.MeasureInCentimeters(), LocalTime = DateTime.Now };
SendDeviceToCloudMessagesAsync(item);
display.SetText($"water:{distance.MeasureInCentimeters()} cm");
}
else
{
Setup();
}
}
catch
{
IsConnected = false;
}
}
private async void MainPage_Loaded(object sender, RoutedEventArgs e)
{
sendingPhoto = false;
panicLed = DeviceFactory.Build.Led(Pin.DigitalPin2);
infoLed = DeviceFactory.Build.Led(Pin.DigitalPin4);
ranger = DeviceFactory.Build.UltraSonicSensor(Pin.DigitalPin3);
screen = DeviceFactory.Build.RgbLcdDisplay();
screen.SetText("setting up...");
screen.SetBacklightRgb(0, 0, 200);
// init mode -> Both Led's are on
panicLed.ChangeState(SensorStatus.On);
infoLed.ChangeState(SensorStatus.On);
// init camera
camera = new UsbCamera();
var initWorked = await camera.InitializeAsync();
// Something went wrong
if (!initWorked || ranger.MeasureInCentimeters() == -1)
{
infoLed.ChangeState(SensorStatus.Off);
screen.SetText("Camera or Sensor not connected!");
screen.SetBacklightRgb(200, 0, 0);
blink(panicLed);
return;
}
// init photobackend
Microsoft.WindowsAzure.Storage.Auth.StorageCredentials credentials = new Microsoft.WindowsAzure.Storage.Auth.StorageCredentials(accountName, accountKey);
//credentials.UpdateSASToken("?sv=2015-04-05&ss=b&srt=sco&sp=rwlac&se=2016-11-20T04:05:54Z&st=2016-11-12T20:05:54Z&spr=https,http&sig=B0zDabRXoO7LfWy5iACsn0sHOnWzvmmrDv8fAqITPgI%3D");
CloudStorageAccount acc = new CloudStorageAccount(credentials, true);
CloudBlobClient client = acc.CreateCloudBlobClient();
container = client.GetContainerReference("picture-storage");
previewElement.Source = camera.MediaCaptureInstance;
await camera.StartCameraPreview();
// init finished - turn off panic Led
infoLed.ChangeState(SensorStatus.Off);
panicLed.ChangeState(SensorStatus.Off);
screen.SetText("");
screen.SetBacklightRgb(0, 0, 0);
DispatcherTimer mainThread = new DispatcherTimer();
mainThread.Interval = TimeSpan.FromSeconds(0.5);
mainThread.Tick += run;
mainThread.Start();
}
private async Task Distance()
{
int distanceRead = 400;
distanceRead = sensor.MeasureInCentimeters();// best to find a async method
Debug.WriteLine(" distance=" + distanceRead);
if (distanceRead < 400 && distanceRead > 0)
{
distance = distanceRead;
}
}
private int getDistance()
{
sm.WaitOne();
int distanceRead = DistSens.MeasureInCentimeters();
sm.Release();
if (distanceRead < 400 && distanceRead > 0)
{
distance = distanceRead;
}
return(distance);
}
private bool userInRange()
{
bool isInRange = false;
for (int i = 0; i < 1; i++)
{
if (ranger.MeasureInCentimeters() <= userRange)
{
isInRange = true;
}
}
return(isInRange);
}
private string ultrosonic()
{
string sensorvalue = "";
try
{
// Check the value of the Ultrasonic Sensor
sensorvalue = ultrasonic.MeasureInCentimeters().ToString();
System.Diagnostics.Debug.WriteLine("Ultrasonic value " + sensorvalue);
}
catch (Exception ex)
{
// If you want to see the exceptions uncomment the following:
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
return(sensorvalue);
}
private void TimerCallBack1(object state)
{
try
{
Bobdataset data = new Bobdataset();
data.Run_id = DateTime.Now.ToString("yyyy’-‘MM’-‘dd’T’HH’:’mm’:’ss.fffffffK");
data.Steer_angl = RotaryEncoder.Read3();
Delay.Milliseconds(15);
data.Dist_left = GroveRangerLeft.MeasureInCentimeters();
Delay.Milliseconds(15);
data.Dist_right = GroveRangerRight.MeasureInCentimeters();
Delay.Milliseconds(15);
output1 = gyro.GetAcceleration();
data.Accel_x = output1[0];
data.Accel_y = output1[1];
data.Accel_z = output1[2];
Delay.Milliseconds(15);
output2 = gyro.GetRotation();
data.Gyro_x = output2[0];
data.Gyro_y = output2[1];
data.Gyro_z = output2[2];
Insert_Into_DB(data);
counterino++;
var UItask = this.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
if (counterino % 5 == 0)
{
COUNTERBOX.Text = counterino.ToString();
}
});
}
catch (Exception)
{
}
}
private void rpiRun()
{
try
{
var tmp = GroveRanger.MeasureInCentimeters();
SGroveUltrasonicSensor = "Distace: " + tmp.ToString() + "cm";
}
catch (Exception /*ex*/)
{
}
var UItask = this.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
GroveUltrasonicUI.Text = SGroveUltrasonicSensor;
//Temperature.Text = temperature;
/*
* O2PPM.Text = O2;
* Moisture.Text = moisture;
*/
});
}
public void Run(IBackgroundTaskInstance taskInstance)
{
// LCD - This screen is I2C
IRgbLcdDisplay LCD = DeviceFactory.Build.RgbLcdDisplay();
LCD.SetBacklightRgb(255, 255, 255);
LCD.SetText("Hello world!"); // Not sure what colour this will show up in
// LEDs
ILed red = DeviceFactory.Build.Led(Pin.DigitalPin2);
ILed blue = DeviceFactory.Build.Led(Pin.DigitalPin3);
// Ultrasonic
IUltrasonicRangerSensor Ultrasonic = DeviceFactory.Build.UltraSonicSensor(Pin.DigitalPin4);
// Temperature and Humidity
// TODO: Double check Sensor model number. Assumed DHT11 from the GrovePi+ Starter Kit
IDHTTemperatureAndHumiditySensor tempHumidity = DeviceFactory.Build.DHTTemperatureAndHumiditySensor(Pin.DigitalPin5, DHTModel.Dht11);
// Sound sensor
ISoundSensor Sound = DeviceFactory.Build.SoundSensor(Pin.AnalogPin0);
// LDR
IRotaryAngleSensor LDR = DeviceFactory.Build.RotaryAngleSensor(Pin.AnalogPin1);
while (true)
{
Task.Delay(100).Wait();
try
{
// Ultrasonic sensor
int distance = Ultrasonic.MeasureInCentimeters();
Debug.WriteLine("Distance: " + distance.ToString());
// TODO - tune to distance of door
//if(distance < 50)
// LDR
int lightLevel = LDR.SensorValue();
Debug.WriteLine("Light Level: " + lightLevel.ToString());
// LEDs
red.ChangeState(SensorStatus.On);
blue.ChangeState(SensorStatus.On);
// Temperature Humidity
tempHumidity.Measure();
double temp_degC = tempHumidity.TemperatureInCelsius;
double humidity = tempHumidity.Humidity;
Debug.WriteLine("Temperature: " + temp_degC + "\tHumidity: " + humidity);
// Sound sensor
int soundLevel = Sound.SensorValue();
Debug.WriteLine("Sound Level: " + soundLevel);
// TODO: Send data to Azure
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
}
private void OnTick(object sender, object e)
{
try
{
// Check the value of the button.
string buttonon = button.CurrentState.ToString();
// bool buttonison = buttonon.Equals("On", StringComparison.OrdinalIgnoreCase);
System.Diagnostics.Debug.WriteLine("Button is " + buttonon);
}
catch (Exception ex)
{
// NOTE: There are frequent exceptions of the following:
// WinRT information: Unexpected number of bytes was transferred. Expected: '. Actual: '.
// This appears to be caused by the rapid frequency of writes to the GPIO
// These are being swallowed here/
// If you want to see the exceptions uncomment the following:
// System.Diagnostics.Debug.WriteLine(ex.ToString());
}
try
{
System.Diagnostics.Debug.WriteLine("Brightness: " + brightness.ToString());
// Check the brightness, if it's going to overflow, reset it.
if (brightness > 250)
{
brightness = 0;
}
// Increase the brightness by 5 points.
brightness = brightness + 5;
// Write the values to the three LEDs.
// USA! Red, White, and Blue!
Led1.AnalogWrite(Convert.ToByte(brightness));
}
catch (Exception ex)
{
// NOTE: There are frequent exceptions of the following:
// WinRT information: Unexpected number of bytes was transferred. Expected: '. Actual: '.
// This appears to be caused by the rapid frequency of writes to the GPIO
// These are being swallowed here/
// If you want to see the exceptions uncomment the following:
// System.Diagnostics.Debug.WriteLine(ex.ToString());
}
try
{
// Check the value of the button.
string buttonon = button.CurrentState.ToString();
bool buttonison = buttonon.Equals("On", StringComparison.OrdinalIgnoreCase);
// Check the state of the buzzer. This is just to output to debug!
SensorStatus status = buzzer.CurrentState;
bool buzzeron = status.ToString().Equals("On", StringComparison.OrdinalIgnoreCase);
// Print out Diagnostics.
System.Diagnostics.Debug.WriteLine("Button is " + buttonon);
System.Diagnostics.Debug.WriteLine("Buzzer is " + status.ToString());
// If the Button is on . . . .
if (buttonison)
{
buzzer.ChangeState(GrovePi.Sensors.SensorStatus.On);
}
else
{
buzzer.ChangeState(GrovePi.Sensors.SensorStatus.Off);
}
try
{
// Check the value of the button, turn it into a string.
string sensorvalue = light1.SensorValue().ToString();
System.Diagnostics.Debug.WriteLine("light is " + sensorvalue);
}
catch (Exception ex)
{
// NOTE: There are frequent exceptions of the following:
// WinRT information: Unexpected number of bytes was transferred. Expected: '. Actual: '.
// This appears to be caused by the rapid frequency of writes to the GPIO
// These are being swallowed here/
// If you want to see the exceptions uncomment the following:
// System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
catch (Exception ex)
{
// NOTE: There are frequent exceptions of the following:
// WinRT information: Unexpected number of bytes was transferred. Expected: '. Actual: '.
// This appears to be caused by the rapid frequency of writes to the GPIO
// These are being swallowed here/
// If you want to see the exceptions uncomment the following:
// System.Diagnostics.Debug.WriteLine(ex.ToString());
}
//Task.Delay(100).Wait(); // Delay 0.1 second
// We need to make sure we delay here. If we don't, we won't be able to read
// the LCD Screen.
try
{
// First, output to the LCD Display.
display.SetText("Light:" + light1.SensorValue()).SetBacklightRgb(255, 50, 255);
// Then output to the debug window.
System.Diagnostics.Debug.WriteLine("Hello from Dexter Industries!");
}
catch (Exception ex)
{
// NOTE: There are frequent exceptions of the following:
// WinRT information: Unexpected number of bytes was transferred. Expected: '. Actual: '.
// This appears to be caused by the rapid frequency of writes to the GPIO
// These are being swallowed here/
// If you want to see the exceptions uncomment the following:
// System.Diagnostics.Debug.WriteLine(ex.ToString());
}
try
{
// Check the value of the Ultrasonic Sensor
string sensorvalue = distance1.MeasureInCentimeters().ToString();
System.Diagnostics.Debug.WriteLine("Ultrasonic reads " + sensorvalue);
}
catch (Exception ex)
{
// NOTE: There are frequent exceptions of the following:
// WinRT information: Unexpected number of bytes was transferred. Expected: '. Actual: '.
// This appears to be caused by the rapid frequency of writes to the GPIO
// These are being swallowed here/
// If you want to see the exceptions uncomment the following:
// System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
private void InitWorker()
{
IAsyncAction asyncAction = Windows.System.Threading.ThreadPool.RunAsync(
async(workItem) =>
{
int work_index = 0;
int distance = 0, sound = 0, light = 0, rotary = 0;
SensorStatus button = SensorStatus.Off;
SensorStatus buzzer = SensorStatus.Off;
while (true)
{
if (work_index < 5)
{
rotary = GroveRotary.SensorValue();
button = GroveButton.CurrentState;
//
RotaryValue = rotary;
int level = RotaryValue / 100;
if (level > 10)
{
level = 10;
}
GroveLedBar.SetLevel((byte)level);
buzzer = GroveBuzzer.CurrentState;
if (RotaryValue > 1000)
{
if (buzzer != SensorStatus.On)
{
GroveBuzzer.ChangeState(SensorStatus.On);
}
}
else
{
if (buzzer != SensorStatus.Off)
{
GroveBuzzer.ChangeState(SensorStatus.Off);
}
}
if (button == SensorStatus.On)
{
RelayOnOff = 1;
GroveRelay.ChangeState(SensorStatus.On);
}
else
{
RelayOnOff = 0;
GroveRelay.ChangeState(SensorStatus.Off);
}
work_index++;
}
else
{
// Read temp & humidity
GroveTempHumi.Measure();
LastTemp = GroveTempHumi.TemperatureInCelsius;
LastHumi = GroveTempHumi.Humidity;
distance = GroveRanger.MeasureInCentimeters();
//System.Diagnostics.Debug.WriteLine(distance);
sound = GroveSound.SensorValue();
//System.Diagnostics.Debug.WriteLine(sound);
light = GroveLight.SensorValue();
//System.Diagnostics.Debug.WriteLine(light);
if (distance > 0 && distance < 100)
{
ShiftLeft(DistanceList, distance);
}
ShiftLeft(SoundList, sound);
ShiftLeft(LightList, light);
work_index = 0;
}
await Dispatcher.RunAsync(
CoreDispatcherPriority.High,
() =>
{
if (work_index == 0)
{
UpdataUISlow();
}
else
{
UpdateUIFast();
}
});
//Delay.Milliseconds(100);
}
}
);
}
public int GetRange()
{
return(_ultrasonicRanger.MeasureInCentimeters());
}
//Read values of Ultrasonic Sensors
public void ReadDistanceSensors()
{
_distAValue = _distSensorA.MeasureInCentimeters();
_distBValue = _distSensorB.MeasureInCentimeters();
}