protected virtual void OnDataReceived(SensorDataEventArgs e)
{
if (DataReceived != null)
{
DataReceived(this, e);
}
}
private void SensorProvider_DataReceived(object sender, SensorDataEventArgs e)
{
String format = FormatOfSensorValue(e.SensorValue);
String nextValue = e.SensorValue + "," + DateTime.Now + Environment.NewLine;
switch (e.SensorName)
{
case "O2":
{
O2_VAL = e.SensorValue;
};
break;
case "CO2":
{
CO2_VAL = e.SensorValue;
};
break;
}
}
/**
* This method records on a SampleTimer the data measured by the temperature, brightness, and soil moisture sensor,
* then organizes all of the information collected.
* */
private async void TimerCallback(object state) //ASYNCH with BME I2C sensor
{
//ensures that the temperature sensor is initialized before it is measured from
if (BME280 == null)
{
Debug.WriteLine("BME280 is null");
}
else
{
//receives the value from the temperature sensor and saves
//the data in the SensorDataEventArgs class, which holds
//the sensor name, the data point, and the time the value was measured.
//this data is then sent back to the main page and the UI is adjusted based
//off of the measurement.
//float currentTemperature = (float) rand.NextDouble() * 10;
float currentTemperature = await BME280.ReadTemperature();
var tempArgs = new SensorDataEventArgs()
{
SensorName = "Temperature",
SensorValue = currentTemperature * (9 / 5) + 32,
Timestamp = DateTime.Now
};
OnDataReceived(tempArgs);
float currentPressure = await BME280.ReadPressure();
var pressureArgs = new SensorDataEventArgs()
{
SensorName = "Pressure",
SensorValue = currentPressure / 1000, //into kPa (1hPa --> 0.1kPa) ???
Timestamp = DateTime.Now
};
OnDataReceived(pressureArgs);
float currentHumidity = await BME280.ReadHumidity();
var humidityArgs = new SensorDataEventArgs()
{
SensorName = "Humidity",
SensorValue = currentHumidity,
Timestamp = DateTime.Now
};
OnDataReceived(humidityArgs);
//float currentAltitude = await BME280.ReadAltitude(seaLevel);
//var altitudeArgs = new SensorDataEventArgs()
//{
// SensorName = "Altitude",
// SensorValue = currentAltitude,
// Timestamp = DateTime.Now
//};
//OnDataReceived(altitudeArgs);
}
//MCP3008 is an ADC and checks to see if this is initialized.
//the soil moisture sensor and the photocell are on different channels of the ADC
if (mcp3008 == null)
{
Debug.WriteLine("mcp3008 is null");
return;
}
else
{
////Debug.WriteLine("O2Call");
currentO2 = mcp3008.ReadADC(O2ADCChannel);
currentO2 = (currentO2 * (3300.0F / 1024.0F)) / 132F; // Change characteristic EQ based on Sensor
// 3300mV/132 = 25(%) for a full high signal
////Debug.WriteLine(currentO2);
var O2Args = new SensorDataEventArgs()
{
SensorName = "O2",
SensorValue = currentO2,
Timestamp = DateTime.Now
};
OnDataReceived(O2Args);
}
if (MHZ16 == null)
{
Debug.WriteLine("MHZ16 is null");
return;
}
else
{
currentCO2 = (float)(MHZ16.ReadCO2());
//if (currentCO2 == 999999f)
//{
// //Add Some Method for restarting disconnected/reconnected i2c device
//}
var CO2Args = new SensorDataEventArgs()
{
SensorName = "CO2",
SensorValue = currentCO2,
Timestamp = DateTime.Now
};
OnDataReceived(CO2Args);
}
}
/**
* updates the UI when the sensors make a new reading
* */
//class DataHandlerClass
//{
// public DataHandlerClass(SensorControl SensorUpdate)
// {
// SensorUpdate.DataReceived += new HypoxiaChamber.DataReceivedEventHandler(UpdateUI);
// }
//}
private async void SensorProvider_DataReceived(object sender, SensorDataEventArgs e)
{
String format = FormatOfSensorValue(e.SensorValue);
String nextValue = e.SensorValue + "," + DateTime.Now + Environment.NewLine;
switch (e.SensorName)
{
case "O2":
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
currentO2 = e.SensorValue;
O2Gauge.Value = currentO2;
App.O2List.Add(nextValue);
});
break;
case "CO2":
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
currentCO2 = e.SensorValue;
CO2Gauge.Value = currentCO2;
//App.CO2List.Add(nextValue);
});
break;
//case "Brightness":
// await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
// {
// currentBrightness = e.SensorValue;
// App.BrightnessList.Add(nextValue);
// });
// break;
case "Temperature":
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
currentTemperature = e.SensorValue;
Temp_Gauge.Value = currentTemperature;
//Temp_Txt.Text = string.Format("{0:0,0.00}", currentTemperature);
App.TemperatureList.Add(nextValue);
});
break;
case "Pressure":
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
currentPressure = e.SensorValue;
Pres_Gauge.Value = currentPressure;
//App.PressureList.Add(nextValue);
});
break;
case "Humidity":
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
currentHumidity = e.SensorValue;
Humid_Gauge.Value = currentHumidity;
//App.HumidityList.Add(nextValue);
});
break;
//case "Altitude":
// await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
// {
// currentAltitude = e.SensorValue;
// App.AltitudeList.Add(nextValue);
// });
// break;
}
}
