public void Run(IBackgroundTaskInstance taskInstance)
{
// Get the deferral instance
deferral = taskInstance.GetDeferral();
// Instantiate the sensors and actuators
buzzer = DeviceFactory.Build.Buzzer(Pin.DigitalPin2);
button = DeviceFactory.Build.ButtonSensor(Pin.DigitalPin4);
blueLed = DeviceFactory.Build.Led(Pin.DigitalPin5);
redLed = DeviceFactory.Build.Led(Pin.DigitalPin6);
soundSensor = DeviceFactory.Build.SoundSensor(Pin.AnalogPin0);
lightSensor = DeviceFactory.Build.LightSensor(Pin.AnalogPin2);
display = DeviceFactory.Build.RgbLcdDisplay();
// The IO to the GrovePi sensors and actuators can generate a lot
// of exceptions - wrap all GrovePi API calls in try/cath statements.
try {
// Set the RGB backlight to red and display a message
display.SetBacklightRgb(255, 0, 0);
display.SetText("The Thingy is getting started");
}
catch (Exception ex)
{
// On Error, Resume Next :)
}
// Start a timer to check the sensors and activate the actuators five times per second
timer = ThreadPoolTimer.CreatePeriodicTimer(Timer_Tick, TimeSpan.FromMilliseconds(200));
}
public void Run(IBackgroundTaskInstance taskInstance)
{
// Connect the RGB display to one of the I2C ports.
IRgbLcdDisplay display = DeviceFactory.Build.RgbLcdDisplay();
// Send out some diagnostics into the debug Output.
System.Diagnostics.Debug.WriteLine("Hello from Dexter Industries!");
System.Diagnostics.Debug.WriteLine("Connect the LCD Screen to any I2C port on the GrovePi.");
// Loop endlessly
while (true)
{
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("Hello from Dexter Industries!").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());
}
}
}
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();
}
public void Run(IBackgroundTaskInstance taskInstance)
{
deferral = taskInstance.GetDeferral();
// Connect the RGB display to one of the I2C ports
display = DeviceFactory.Build.RgbLcdDisplay();
// Create a timer that will 'tick' every half-second (500ms)
timer = ThreadPoolTimer.CreatePeriodicTimer(this.Timer_Tick, TimeSpan.FromSeconds(1));
}
public void Run(IBackgroundTaskInstance taskInstance)
{
deferral = taskInstance.GetDeferral();
// Connect the RGB display to one of the I2C ports
display = DeviceFactory.Build.RgbLcdDisplay();
// Create a timer that will 'tick' every half-second (500ms)
timer = ThreadPoolTimer.CreatePeriodicTimer(this.Timer_Tick, TimeSpan.FromSeconds(1));
}
public MainPage()
{
this.InitializeComponent();
deviceClient = DeviceClient.Create(iotHubUri, new DeviceAuthenticationWithRegistrySymmetricKey("GrovePiSoundSensor", deviceKey), TransportType.Http1);
soundsensor = DeviceFactory.Build.SoundSensor(Pin.AnalogPin0);
lcd = DeviceFactory.Build.RgbLcdDisplay().SetText("Hello").SetBacklightRgb(0, 0, 255);
timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromMilliseconds(5000);
timer.Tick += Timer_Tick;
timer.Start();
}
public void Run(IBackgroundTaskInstance taskInstance)
{
System.Diagnostics.Debug.WriteLine("Starting program!");
// The RGB display is an I2C device and can be connected to any one of the I2C ports.
IRgbLcdDisplay rgbdisplay = DeviceFactory.Build.RgbLcdDisplay();
// Connect the Light Sensor to analog port 1
IRotaryAngleSensor lightsensor = DeviceFactory.Build.RotaryAngleSensor(Pin.AnalogPin1);
double brightness = 0;
// Loop endlessly
while (true)
{
try
{
// Check the value of the button.
brightness = lightsensor.SensorValue();
// Print out Brightness to Debug.
System.Diagnostics.Debug.WriteLine("Raw Brightness is: " + brightness.ToString());
// Typecase the double to byte for the automatic brightness function!
byte brightbyte = (byte)brightness; // The SetBacklightRgb function takes a byte type.
// Set the display based on the light levels.
rgbdisplay.SetBacklightRgb(brightbyte, brightbyte, brightbyte);
// Use a StringBuilder to assemble the display text
StringBuilder lightstring = new StringBuilder();
// Print the value of the light sensor to the LCD Screen.
lightstring.Append(brightness.ToString());
System.Diagnostics.Debug.WriteLine("Display: " + lightstring.ToString());
rgbdisplay.SetText(lightstring.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());
}
// Delay in here to allow you to read the light sensor value.
// If you don't include a short delay, the LCD screen will appear to be blank!
Task.Delay(500).Wait(); //Delay 1 second
}
}
public MainPage()
{
this.InitializeComponent();
// initialise database
try
{
db = new MySqlConnection("server=us-cdbr-azure-central-a.cloudapp.net;uid=b0a941f833069a;pwd=41561c96;database=as_eb778c54b5aa1fa;SslMode=None;charset=utf8;");
db.Open();
}
catch (Exception e)
{
Debug.WriteLine("Failed to connect to db : " + e.Message);
}
// colors
Blue = new SolidColorBrush(Colors.Blue);
Green = new SolidColorBrush(Colors.Green);
Red = new SolidColorBrush(Colors.Red);
Gray = new SolidColorBrush(Colors.Gray);
// initialise hardware
_deviceFactory = DeviceFactory.Build;
Display = _deviceFactory.RgbLcdDisplay();
Button = _deviceFactory.ButtonSensor(Pin.DigitalPin8);
BlueLed = _deviceFactory.Led(Pin.DigitalPin2);
GreenLed = _deviceFactory.Led(Pin.DigitalPin3);
RedLed = _deviceFactory.Led(Pin.DigitalPin4);
LightSensor = _deviceFactory.LightSensor(Pin.AnalogPin2);
// line info
CurrentWeight = LightSensor.SensorValue();
CurrentLine = 2;
dbSet(CurrentLine);
// update UI
WeightText.Text = CurrentWeight.ToString();
// LED tests
DispatcherTimer time = new DispatcherTimer();
time.Interval = TimeSpan.FromMilliseconds(5);
time.Tick += tick;
time.Start();
// light sensor to simulate weight
DispatcherTimer weightUpdater = new DispatcherTimer();
weightUpdater.Interval = TimeSpan.FromSeconds(30);
weightUpdater.Tick += updateWeight;
weightUpdater.Start();
}
public Pi()
{
var builder = DeviceFactory.Build;
_display = builder.RgbLcdDisplay();
_light = builder.LightSensor(Pin.AnalogPin0);
_led = builder.Led(Pin.DigitalPin7);
//_temp = builder.TemperatureAndHumiditySensor(Pin.AnalogPin1, TemperatureAndHumiditySensorModel.DHT11);
_ultrasonicRanger = builder.UltraSonicSensor(Pin.DigitalPin3);
_button = builder.ButtonSensor(Pin.DigitalPin2);
//_buzzer = builder.Buzzer(Pin.DigitalPin3);
}
public void Run(IBackgroundTaskInstance taskInstance)
{
BackgroundTaskDeferral deferral = taskInstance.GetDeferral();
display = DeviceFactory.Build.RgbLcdDisplay();
client = DeviceClient.CreateFromConnectionString(DEVICEC_CONNECTION_STRING, TransportType.Amqp);
SetDisplayToOK();
//Setup C2D message receiver
Task.Run(async() =>
{
await SetupCloudToDeviceMessageReceiver();
});
//setup D2C message sender
SetupDeviceToCloudSensorDataSender();
deferral.Complete();
}
bool lcdIsGreen = true; // initial state
private void InitializeGrove()
{
try
{
string groveVersion = DeviceFactory.Build.GrovePi().GetFirmwareVersion();
Debug.WriteLine(groveVersion);
sensor = DeviceFactory.Build.DHTTemperatureAndHumiditySensor(Pin.DigitalPin4, DHTModel.Dht11);
display = DeviceFactory.Build.RgbLcdDisplay();
//Initialize LCD to Green
SetLcdGreen(true);
SetLcdText("You did it bro.");
GroveStatus.Text = "Grove gone done and initted.";
}
catch (Exception e)
{
Debug.WriteLine("Grove not found :" + e.ToString());
GroveStatus.Text = "Grove not found.";
display = null;
sensor = null;
}
}
public void Run(IBackgroundTaskInstance taskInstance)
{
deferral = taskInstance.GetDeferral();
buzzer = DeviceFactory.Build.Buzzer(Pin.DigitalPin2);
button = DeviceFactory.Build.ButtonSensor(Pin.DigitalPin4);
blueLed = DeviceFactory.Build.Led(Pin.DigitalPin5);
redLed = DeviceFactory.Build.Led(Pin.DigitalPin6);
lightSensor = DeviceFactory.Build.LightSensor(Pin.AnalogPin2);
display = DeviceFactory.Build.RgbLcdDisplay();
buttonState = SensorStatus.Off;
try
{
display.SetBacklightRgb(255, 0, 0);
display.SetText("Hey Web Summit");
}
catch (Exception ex)
{
System.Diagnostics.Debug.Write("Something happened: " + ex.ToString());
throw;
}
timer = ThreadPoolTimer.CreatePeriodicTimer(Timer_Tick, TimeSpan.FromMilliseconds(200));
}
/// <summary>
/// Main page constructor
/// </summary>
public MainPage()
{
this.InitializeComponent();
// Hard coding guid for sensors. Not an issue for this particular application which is meant for testing and demos
List <ConnectTheDotsSensor> sensors = new List <ConnectTheDotsSensor> {
new ConnectTheDotsSensor("2298a348-e2f9-4438-ab23-82a3930662ab", "Sound", "Amp"),
};
ctdHelper = new ConnectTheDotsHelper(serviceBusNamespace: ConnectionStrings.ServicebusNamespaceDefault,
eventHubName: ConnectionStrings.EventHubNameDefault,
keyName: ConnectionStrings.KeyNameDefault,
key: ConnectionStrings.KeyDefault,
displayName: ConnectionStrings.DisplayNameDefault,
organization: ConnectionStrings.OrganizationDefault,
location: ConnectionStrings.LocationDefault,
sensorList: sensors);
soundsensor = DeviceFactory.Build.SoundSensor(Pin.AnalogPin0);
lcd = DeviceFactory.Build.RgbLcdDisplay().SetText("Hello").SetBacklightRgb(0, 0, 255);
timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromMilliseconds(5000);
timer.Tick += Timer_Tick;
timer.Start();
}
//------------------------------------------------------------------------------------------------------------------------
#endregion
#region Constructor
//------------------------------------------------------------------------------------------------------------------------
public LCD()
{
display = DeviceFactory.Build.RgbLcdDisplay();
}
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 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();
}
