private async void MainPage_Loaded(object sender, RoutedEventArgs e)
{
// Start GPIO
var gpioController = GpioController.GetDefault();
// Create ADC manager
var adcManager = new AdcProviderManager();
// Add ADC chips
adcManager.Providers.Add(
new ADC0832()
{
ChipSelectPin = gpioController.OpenPin(18),
ClockPin = gpioController.OpenPin(23),
DataPin = gpioController.OpenPin(24),
});
// Get the well-known controller collection back
var adcControllers = await adcManager.GetControllersAsync();
// Create light sensor
var lightSensor = new AnalogSensor()
{
AdcChannel = adcControllers[0].OpenChannel(0),
ReportInterval = 250,
};
// Subscribe to events
lightSensor.ReadingChanged += LightSensor_ReadingChanged;
}
/// <inheritdoc/>
public void Dispose()
{
if (sensor != null)
{
sensor.Dispose();
sensor = null;
}
}
private async void MainPageLoaded(object sender, RoutedEventArgs e)
{
//Initialize objects
gpioController = GpioController.GetDefault();
IAdcControllerProvider MCP3008_SPI0 = new McpClassAdc();
adcManager = new AdcProviderManager();
lightVals = new List<double>();
//Insert 10 dummy values to initialize.
for (int i = 0; i < 30; i++)
{
lightVals.Add(0);
}
tempVals = new List<double>();
for(int i = 0; i < 30; i++)
{
tempVals.Add(0);
}
//Initialize MCP3008 device.
//Remember, 8 channels, 10 bit resolution
//We wired up to SPI0 of pi with Chip select 0.
((McpClassAdc)MCP3008_SPI0).ChannelCount = 8;
((McpClassAdc)MCP3008_SPI0).ChannelMode = ProviderAdcChannelMode.SingleEnded;
((McpClassAdc)MCP3008_SPI0).ChipSelectLine = 0;
((McpClassAdc)MCP3008_SPI0).ControllerName = "SPI0";
((McpClassAdc)MCP3008_SPI0).ResolutionInBits = 10;
#region ADC Provider Stuff
//Add ADC Provider to list of providers
adcManager.Providers.Add(MCP3008_SPI0);
//Get all ADC Controllers.
var adcControllers = await adcManager.GetControllersAsync();
//This is just how its done.
#endregion ADC Provider Stuff
var lightSensor = new AnalogSensor()
{
//Notice access via controller index.
//You will need to keep tabs on your
//ADC providers locations in the list
//Channel 7 as this is where we wired the photo resistor to.
AdcChannel = adcControllers[0].OpenChannel(7),
//every 500 milliseconds, grab read the value.
ReportInterval = 250
};
//Attach a function to the event we fire every 500 milliseconds.
lightSensor.ReadingChanged += LightSensor_ReadingChanged;
#region Temp Sensor Cheat Codes
var tempSensor = new AnalogSensor()
{
AdcChannel = adcControllers[0].OpenChannel(6),
ReportInterval = 250
};
tempSensor.ReadingChanged += TempSensor_ReadingChanged;
#endregion Temp Sensor Cheat Codes
}
private void StartAnalog()
{
// Analog sensor is on controller 1 for this sample
var controller = adcControllers[0];
// Create analog sensor
var analogSensor = new AnalogSensor()
{
AdcChannel = controller.OpenChannel(0),
ReportInterval = 1000, // This demo doesn't need fast reports and it helps with responsiveness
};
// Subscribe to events
analogSensor.ReadingChanged += AnalogSensor_ReadingChanged;
}
private async void MainPageLoaded(object sender, RoutedEventArgs e)
{
//Initialize objects
gpioController = GpioController.GetDefault();
IAdcControllerProvider MCP3008_SPI0 = new MCP3008();
adcManager = new AdcProviderManager();
lightVals = new List<double>();
deviceClient = DeviceClient
.CreateFromConnectionString(IoTHubConnString,
TransportType.Http1);
timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromMilliseconds(500);
timer.Tick += BroadcastTelemetry;
timer.Start();
//Insert 10 dummy values to initialize.
for (int i = 0; i < 30; i++)
{
lightVals.Add(0);
}
tempVals = new List<double>();
for (int i = 0; i < 30; i++)
{
tempVals.Add(0);
}
#region ADC Provider Stuff
//Add ADC Provider to list of providers
adcManager.Providers.Add(MCP3008_SPI0);
//Get all ADC Controllers.
var adcControllers = await adcManager.GetControllersAsync();
//This is just how its done.
#endregion ADC Provider Stuff
var lightSensor = new AnalogSensor()
{
//Notice access via controller index.
//You will need to keep tabs on your
//ADC providers locations in the list
//Channel 7 as this is where we wired the photo resistor to.
AdcChannel = adcControllers[0].OpenChannel(7),
//every 500 milliseconds, grab read the value.
ReportInterval = 250
};
//Attach a function to the event we fire every 500 milliseconds.
lightSensor.ReadingChanged += LightSensor_ReadingChanged;
#region Temp Sensor Cheat Codes
var tempSensor = new AnalogSensor()
{
AdcChannel = adcControllers[0].OpenChannel(6),
ReportInterval = 250
};
tempSensor.ReadingChanged += TempSensor_ReadingChanged;
#endregion Temp Sensor Cheat Codes
}
