public void InitHardware()
{
Console.WriteLine("Init Mcp9808...");
sensor = new Mcp9808(Device.CreateI2cBus());
Console.WriteLine("Mcp9808 created");
sensor.Updated += Sensor_Updated;
Console.WriteLine("Start reading temperature data");
sensor.StartUpdating();
}
private static Mcp9808 InitializeMcp9808TemperatureSensor()
{
Console.WriteLine("Initializing MCP9808 temperature sensor...");
Mcp9808 mcp9808 = Mcp9808.FromF7Micro(Device);
Console.WriteLine($"Device ID: {mcp9808.GetDeviceId()}");
Console.WriteLine($"Device Revision: {mcp9808.GetDeviceRevision()}");
Console.WriteLine($"Manufacturer ID: {mcp9808.GetManufacturerId()}");
Console.WriteLine($"Resolution: {mcp9808.GetResolution()}");
Console.WriteLine($"Temperature: {mcp9808.GetTemperature().Temperature} deg C");
return(mcp9808);
}
public static void Main(string[] args)
{
I2cConnectionSettings settings = new I2cConnectionSettings(1, Mcp9808.DefaultI2cAddress);
I2cDevice device = I2cDevice.Create(settings);
using (Mcp9808 sensor = new Mcp9808(device))
{
while (true)
{
// read temperature
Console.WriteLine($"Temperature: {sensor.Temperature.DegreesCelsius} ℃");
Console.WriteLine();
Thread.Sleep(1000);
}
}
}
public MeadowApp()
{
this.spdtSwitch = new SpdtSwitch(Device.CreateDigitalInputPort(Device.Pins.D04, InterruptMode.EdgeBoth));
this.displayInCelcius = this.spdtSwitch.IsOn;
this.spdtSwitch.Changed += this.SpdtSwitch_Changed;
this.st7789 = InitializeLcdScreen(out this.displayWidth, out this.displayHeight, out this.graphics);
this.analogTemperature = InitializeAnalogTemperatureSensor(this.AnalogTemperatureUpdated);
this.mcp9808 = InitializeMcp9808TemperatureSensor();
this.Display9808Temperature(this.mcp9808.GetTemperature());
this.mcp9808.Subscribe(new FilterableChangeObserver <AtmosphericConditionChangeResult, AtmosphericConditions>(
this.Mcp9808TemperatureUpdated,
e => Math.Abs(e.Delta.Temperature.Value) > 0.1
));
this.mcp9808.StartUpdating();
OnboardLed led = new OnboardLed(Device);
led.SetColor(RgbColor.Green);
}
/// <summary>
/// Opens the data logger.
/// </summary>
/// <returns>
/// <see langword="false"/> if any of the sensors failed to open, otherwise <see langword="true"/>.
/// </returns>
/// <exception cref="InvalidOperationException">
/// Thrown if the data logger is already open.
/// </exception>
public bool Open()
{
if (IsOpen)
{
throw new InvalidOperationException("The data logger is already open");
}
IsOpen = true;
bool success = true;
if (config.IsSensorEnabled(AwsSensor.AirTemperature))
{
try
{
airTempSensor = new Mcp9808();
airTempSensor.Open();
}
catch
{
gpio.Write(config.errorLedPin, PinValue.High);
LogMessage("Failed to open airTemp sensor");
success = false;
}
}
if (config.IsSensorEnabled(AwsSensor.RelativeHumidity))
{
try
{
relHumSensor = new Htu21d();
relHumSensor.Open();
}
catch
{
gpio.Write(config.errorLedPin, PinValue.High);
LogMessage("Failed to open relHum sensor");
success = false;
}
}
if (config.IsSensorEnabled(AwsSensor.Satellite))
{
SatelliteConfiguration satConfig = new SatelliteConfiguration();
if (config.IsSensorEnabled(AwsSensor.WindSpeed))
{
satConfig.WindSpeedEnabled = true;
satConfig.WindSpeedPin = (int)config.sensors.satellite.windSpeed.pin;
}
if (config.IsSensorEnabled(AwsSensor.WindDirection))
{
satConfig.WindDirectionEnabled = true;
satConfig.WindDirectionPin = (int)config.sensors.satellite.windDir.pin;
}
if (config.IsSensorEnabled(AwsSensor.SunshineDuration))
{
satConfig.SunshineDurationEnabled = true;
satConfig.SunshineDurationPin = (int)config.sensors.satellite.sunDur.pin;
}
try
{
satellite = new Satellite((int)config.sensors.satellite.port, satConfig);
satellite.Open();
}
catch
{
gpio.Write(config.errorLedPin, PinValue.High);
LogMessage("Failed to open satellite sensor");
success = false;
}
}
if (config.IsSensorEnabled(AwsSensor.Rainfall))
{
try
{
rainfallSensor = new RainwiseRainew111(
(int)config.sensors.rainfall.pin, gpio);
rainfallSensor.Open();
}
catch
{
gpio.Write(config.errorLedPin, PinValue.High);
LogMessage("Failed to open rainfall sensor");
success = false;
}
}
if (config.IsSensorEnabled(AwsSensor.StationPressure))
{
try
{
staPresSensor = new Bmp280();
staPresSensor.Open();
}
catch
{
gpio.Write(config.errorLedPin, PinValue.High);
LogMessage("Failed to open BMP280 sensor");
success = false;
}
}
return(success);
}
