private static void Color_Lcd(LcdController lcd, RgbColorSensor sensor)
{
using (sensor)
{
bool ok = sensor.Begin();
if (!ok)
{
Console.WriteLine($"Error initializing sensor");
return;
}
for (var i = 0; i < 3; ++i)
{
sensor.ReadSensor();
Console.WriteLine($"Color: {ToRgbString(sensor.Color)}");
Console.WriteLine($"Temperature: {sensor.Temperature:0.00} K");
Console.WriteLine($"Luminosity: {sensor.Luminosity:0.00} lux");
Console.WriteLine();
ShowInfo(lcd, "Color", ToRgbString(sensor.Color));
ShowInfo(lcd, "Temperature", $"{sensor.Temperature:0.00} K");
ShowInfo(lcd, "Luminosity", $"{sensor.Luminosity:0.00} lux");
}
}
}
private static void I2c_Color()
{
Console.WriteLine(nameof(I2c_Color));
var settings = new I2cConnectionSettings(s_i2cBusId, RgbColorSensor.DefaultI2cAddress);
using (var sensor = new RgbColorSensor(settings))
{
bool ok = sensor.Begin();
if (!ok)
{
Console.WriteLine($"Error initializing sensor");
return;
}
for (var i = 0; i < 5; ++i)
{
sensor.ReadSensor();
Console.WriteLine($"Color: {ToRgbString(sensor.Color)}");
Console.WriteLine($"Temperature: {sensor.Temperature:0.00} K");
Console.WriteLine($"Luminosity: {sensor.Luminosity:0.00} lux");
Console.WriteLine();
Thread.Sleep(TimeSpan.FromSeconds(1));
}
}
}
public void StartSendingData()
{
EventHubClient eventHubClient = CreateEventHubClient("DataEventHubConnectionString");
Stopwatch watch = Stopwatch.StartNew();
var pressureSettings = new I2cConnectionSettings(Program.I2cBusId, PressureTemperatureHumiditySensor.DefaultI2cAddress);
var colorSettings = new I2cConnectionSettings(Program.I2cBusId, RgbColorSensor.DefaultI2cAddress);
using (var pressureSensor = new PressureTemperatureHumiditySensor(pressureSettings))
using (var colorSensor = new RgbColorSensor(colorSettings))
{
pressureSensor.SeaLevelPressureInHectopascals = 1013.25f;
bool ok = pressureSensor.Begin();
if (!ok)
{
Console.WriteLine($"Error initializing pressure sensor");
return;
}
ok = colorSensor.Begin();
if (!ok)
{
Console.WriteLine($"Error initializing color sensor");
return;
}
while (watch.Elapsed.TotalDays < 1)
{
pressureSensor.ReadSensor();
colorSensor.ReadSensor();
Console.WriteLine($"Pressure: {pressureSensor.PressureInHectopascals:0.00} hPa");
Console.WriteLine($"Humdity: {pressureSensor.Humidity:0.00} %");
Console.WriteLine($"Temperature: {pressureSensor.TemperatureInCelsius:0.00} C, {pressureSensor.TemperatureInFahrenheit:0.00} F");
Console.WriteLine($"Altitude: {pressureSensor.AltitudeInMeters:0.00} m, {pressureSensor.AltitudInFeet:0.00} ft");
Console.WriteLine();
Console.WriteLine($"Color: {Program.ToRgbString(colorSensor.Color)}");
Console.WriteLine($"Temperature: {colorSensor.Temperature:0.00} K");
Console.WriteLine($"Luminosity: {colorSensor.Luminosity:0.00} lux");
Console.WriteLine();
Console.WriteLine("Sending sensors data to Azure IoT Hub...");
Console.WriteLine();
CreateMessage(pressureSensor, colorSensor, out Message message);
SendMessage(eventHubClient, ref message);
Thread.Sleep(TimeSpan.FromSeconds(1));
}
}
}
private static void I2c_Color_Lcd(GpioDriver driver)
{
const int registerSelectPinNumber = 0;
const int enablePinNumber = 5;
int[] dataPinNumbers = { 6, 16, 20, 21 };
using (var controller = new GpioController(driver))
{
GpioPin registerSelectPin = controller.OpenPin(registerSelectPinNumber);
GpioPin enablePin = controller.OpenPin(enablePinNumber);
GpioPin[] dataPins = controller.OpenPins(dataPinNumbers);
var lcd = new LcdController(registerSelectPin, enablePin, dataPins);
lcd.Begin(16, 2);
var settings = new I2cConnectionSettings(s_i2cBusId, RgbColorSensor.DefaultI2cAddress);
var sensor = new RgbColorSensor(settings);
Color_Lcd(lcd, sensor);
}
}
private static void CreateMessage(PressureTemperatureHumiditySensor pressureSensor, RgbColorSensor colorSensor, out Message message)
{
message = new Message()
{
TimeStamp = DateTime.Now,
TemperatureInCelsius = pressureSensor.TemperatureInCelsius,
TemperatureInFahrenheit = pressureSensor.TemperatureInFahrenheit,
PressureInHectopascals = pressureSensor.PressureInHectopascals,
AltitudeInMeters = pressureSensor.AltitudeInMeters,
AltitudInFeet = pressureSensor.AltitudInFeet,
Humidity = pressureSensor.Humidity,
ColorR = colorSensor.Color.R,
ColorG = colorSensor.Color.G,
ColorB = colorSensor.Color.B,
ColorBrightness = colorSensor.Color.GetBrightness(),
ColorHue = colorSensor.Color.GetHue(),
ColorSaturation = colorSensor.Color.GetSaturation(),
ColorTemperature = colorSensor.Temperature,
Luminosity = colorSensor.Luminosity,
};
}
