private static void Dim(CancellationToken cancellationToken) =>
Task.Run(() =>
{
Console.Clear();
"Dimming".Info();
ExitMessage.WriteLine();
var pin = (GpioPin)Pi.Gpio[BcmPin.Gpio13];
pin.PinMode = GpioPinDriveMode.PwmOutput;
pin.PwmMode = PwmMode.Balanced;
pin.PwmClockDivisor = 2;
while (!cancellationToken.IsCancellationRequested)
{
for (var x = 0; x <= 100; x++)
{
pin.PwmRegister = (int)pin.PwmRange / 100 * x;
Thread.Sleep(10);
}
for (var x = 0; x <= 100; x++)
{
pin.PwmRegister = (int)pin.PwmRange - ((int)pin.PwmRange / 100 * x);
Thread.Sleep(10);
}
}
pin.PinMode = GpioPinDriveMode.Output;
pin.Write(0);
});
/// <summary>
/// Test the GY521 Accelerometer and Gyroscope.
/// </summary>
public static void TestAccelerometer()
{
Console.Clear();
// Add device
var accelDevice = Pi.I2C.AddDevice(0x68);
// Set accelerometer
using (var accelSensor = new AccelerometerGY521(accelDevice))
{
// Present info to screen
accelSensor.DataAvailable +=
(s, e) =>
{
Console.Clear();
$"\nAccelerometer:\n{e.Accel}\n\nGyroscope:\n{e.Gyro}\n\nTemperature: {Math.Round(e.Temperature, 2)}°C\n"
.Info("GY-521");
ExitMessage.WriteLine();
};
// Run accelerometer
accelSensor.Start();
while (true)
{
var input = Console.ReadKey(true).Key;
if (input != ConsoleKey.Escape)
{
continue;
}
break;
}
}
}
private static void ReadCard()
{
Console.Clear();
"Testing RFID".Info();
var device = new RFIDControllerMfrc522(Pi.Spi.Channel0, 500000, Pi.Gpio[18]);
while (true)
{
// If a card is found
if (device.DetectCard() != RFIDControllerMfrc522.Status.AllOk)
{
continue;
}
// Get the UID of the card
var uidResponse = device.ReadCardUniqueId();
// If we have the UID, continue
if (uidResponse.Status != RFIDControllerMfrc522.Status.AllOk)
{
continue;
}
var cardUid = uidResponse.Data;
// Print UID
$"Card UID: {cardUid[0]},{cardUid[1]},{cardUid[2]},{cardUid[3]}".Info();
// Select the scanned tag
device.SelectCardUniqueId(cardUid);
// Authenticate sector
if (device.AuthenticateCard1A(RFIDControllerMfrc522.DefaultAuthKey, cardUid, 19) == RFIDControllerMfrc522.Status.AllOk)
{
var data = device.CardReadData(16);
var text = Encoding.ASCII.GetString(data.Data);
$" Message read: {text}".Info();
}
else
{
"Authentication error".Error();
}
device.ClearCardSelection();
ExitMessage.WriteLine();
while (true)
{
var input = Console.ReadKey(true).Key;
if (input != ConsoleKey.Escape)
{
continue;
}
break;
}
break;
}
}
/// <summary>
/// Tests the temperature sensor.
/// </summary>
public static void TestTempSensor()
{
Console.Clear();
using (var sensor = DhtSensor.Create(DhtType.Dht11, Pi.Gpio[BcmPin.Gpio04]))
{
var totalReadings = 0.0;
var validReadings = 0.0;
sensor.OnDataAvailable += (s, e) =>
{
totalReadings++;
if (!e.IsValid)
{
return;
}
Console.Clear();
validReadings++;
$"Temperature: \n {e.Temperature:0.00}°C \n {e.TemperatureFahrenheit:0.00}°F \n Humidity: {e.HumidityPercentage:P0}\n\n".Info("DHT11");
ExitMessage.WriteLine();
};
sensor.Start();
while (true)
{
var input = Console.ReadKey(true).Key;
if (input != ConsoleKey.Escape)
{
continue;
}
break;
}
}
}
private static void WriteCard()
{
Console.Clear();
"Testing RFID".Info();
var device = new RFIDControllerMfrc522(Pi.Spi.Channel0, 500000, Pi.Gpio[18]);
var userInput = "Insert a message to be written in the card (16 characters only)".ReadLine().Truncate(16);
"Place the card on the sensor".Info();
while (true)
{
// If a card is found
if (device.DetectCard() != RFIDControllerMfrc522.Status.AllOk)
{
continue;
}
// Get the UID of the card
var uidResponse = device.ReadCardUniqueId();
// If we have the UID, continue
if (uidResponse.Status != RFIDControllerMfrc522.Status.AllOk)
{
continue;
}
var cardUid = uidResponse.Data;
// Select the scanned tag
device.SelectCardUniqueId(cardUid);
// Writing data to sector 1 blocks
// Authenticate sector
if (device.AuthenticateCard1A(RFIDControllerMfrc522.DefaultAuthKey, cardUid, 19) == RFIDControllerMfrc522.Status.AllOk)
{
userInput = (userInput + new string(' ', 16)).Truncate(16);
device.CardWriteData(16, Encoding.ASCII.GetBytes(userInput));
}
device.ClearCardSelection();
"Data has been written".Info();
ExitMessage.WriteLine();
while (true)
{
var input = Console.ReadKey(true).Key;
if (input != ConsoleKey.Escape)
{
continue;
}
break;
}
break;
}
}
/// <summary>
/// Tests the infrared sensor HX1838.
/// </summary>
public static void TestInfraredSensor()
{
Console.Clear();
"Send a signal...".Info("IR");
var inputPin = Pi.Gpio[BcmPin.Gpio25]; // BCM Pin 25 or Physical pin 22 on the right side of the header.
var sensor = new InfraredSensor(inputPin, true);
sensor.DataAvailable += (s, e) =>
{
Console.Clear();
var necData = InfraredSensor.NecDecoder.DecodePulses(e.Pulses);
if (necData != null)
{
$"NEC Data: {BitConverter.ToString(necData).Replace("-", " "),12} Pulses: {e.Pulses.Length,4} Duration(us): {e.TrainDurationUsecs,6} Reason: {e.FlushReason}".Warn("IR");
if (InfraredSensor.NecDecoder.IsRepeatCode(e.Pulses))
{
return;
}
}
else
{
if (e.Pulses.Length >= 4)
{
var debugData = InfraredSensor.DebugPulses(e.Pulses);
$"RX Length: {e.Pulses.Length,5}; Duration: {e.TrainDurationUsecs,7}; Reason: {e.FlushReason}".Warn("IR");
debugData.Info("IR");
}
else
{
$"RX (Garbage): {e.Pulses.Length,5}; Duration: {e.TrainDurationUsecs,7}; Reason: {e.FlushReason}".Error("IR");
}
}
ExitMessage.WriteLine();
};
while (true)
{
var input = Console.ReadKey(true).Key;
if (input != ConsoleKey.Escape)
{
continue;
}
break;
}
sensor.Dispose();
}
private static void CardDetected()
{
Console.Clear();
"Testing RFID".Info();
var device = new RFIDControllerMfrc522(Pi.Spi.Channel0, 500000, Pi.Gpio[18]);
while (true)
{
// If a card is found
if (device.DetectCard() != RFIDControllerMfrc522.Status.AllOk)
{
continue;
}
"Card detected".Info();
// Get the UID of the card
var uidResponse = device.ReadCardUniqueId();
// If we have the UID, continue
if (uidResponse.Status != RFIDControllerMfrc522.Status.AllOk)
{
continue;
}
var cardUid = uidResponse.Data;
// Print UID
$"Card UID: {cardUid[0]},{cardUid[1]},{cardUid[2]},{cardUid[3]}".Info();
ExitMessage.WriteLine();
while (true)
{
var input = Console.ReadKey(true).Key;
if (input != ConsoleKey.Escape)
{
continue;
}
break;
}
break;
}
}
private static async Task TestSystemInfo()
{
Console.Clear();
$"GPIO Controller initialized successfully with {Pi.Gpio.Count} pins".Info();
$"{Pi.Info}".Info();
try
{
$"BoardModel {Pi.Info.BoardModel}".Info();
$"ProcessorModel {Pi.Info.ProcessorModel}".Info();
$"Manufacturer {Pi.Info.Manufacturer}".Info();
$"MemorySize {Pi.Info.MemorySize}".Info();
}
catch
{
// ignore
}
$"Uname {Pi.Info.OperatingSystem}".Info();
$"HostName {NetworkSettings.Instance.HostName}".Info();
$"Uptime (seconds) {Pi.Info.Uptime}".Info();
var timeSpan = Pi.Info.UptimeTimeSpan;
$"Uptime (timespan) {timeSpan.Days} days {timeSpan.Hours:00}:{timeSpan.Minutes:00}:{timeSpan.Seconds:00}"
.Info();
(await NetworkSettings.Instance.RetrieveAdapters().ConfigureAwait(false))
.Select(adapter => $"Adapter: {adapter.Name,6} | IPv4: {adapter.IPv4,16} | IPv6: {adapter.IPv6,28} | AP: {adapter.AccessPointName,16} | MAC: {adapter.MacAddress,18}")
.ToList()
.ForEach(x => x.Info());
ExitMessage.WriteLine();
while (true)
{
var input = Console.ReadKey(true).Key;
if (input != ConsoleKey.Escape)
{
continue;
}
break;
}
}
private static void Blink(CancellationToken cancellationToken) =>
Task.Run(() =>
{
Console.Clear();
var blinkingPin = Pi.Gpio[BcmPin.Gpio13];
// Configure the pin as an output
blinkingPin.PinMode = GpioPinDriveMode.Output;
// perform writes to the pin by toggling the isOn variable
var isOn = false;
while (!cancellationToken.IsCancellationRequested)
{
isOn = !isOn;
blinkingPin.Write(isOn);
var ledState = isOn ? "on" : "off";
Console.Clear();
$"Blinking {ledState}".Info();
ExitMessage.WriteLine();
Thread.Sleep(500);
}
blinkingPin.Write(0);
});
public static void TestUltrasonicSensor()
{
ConsoleColor color;
using (var sensor = new UltrasonicHcsr04(Pi.Gpio[BcmPin.Gpio23], Pi.Gpio[BcmPin.Gpio24]))
{
sensor.OnDataAvailable += (s, e) =>
{
Console.Clear();
if (!e.IsValid)
{
return;
}
if (e.HasObstacles)
{
if (e.Distance <= 10)
{
color = ConsoleColor.DarkRed;
}
else if (e.Distance <= 20)
{
color = ConsoleColor.DarkYellow;
}
else if (e.Distance <= 30)
{
color = ConsoleColor.Yellow;
}
else if (e.Distance <= 40)
{
color = ConsoleColor.Green;
}
else if (e.Distance <= 50)
{
color = ConsoleColor.Blue;
}
else
{
color = ConsoleColor.White;
}
var distance = e.Distance < 57 ? e.Distance : 58;
$"{new string('█', (int)distance)}".WriteLine(color);
"--------------------------------------------------------->".WriteLine();
" 10 20 30 40 50 cm".WriteLine();
$"Obstacle detected at {e.Distance:N2}cm / {e.DistanceInch:N2}in\n".WriteLine();
}
else
{
"No obstacles detected.\n".Info("HC - SR04");
}
ExitMessage.WriteLine();
};
sensor.Start();
while (true)
{
var input = Console.ReadKey(true).Key;
if (input != ConsoleKey.Escape)
{
continue;
}
break;
}
}
}
private static void ReadAllCardSectors()
{
Console.Clear();
"Testing RFID".Info();
var device = new RFIDControllerMfrc522(Pi.Spi.Channel0, 500000, Pi.Gpio[18]);
while (true)
{
// If a card is found
if (device.DetectCard() != RFIDControllerMfrc522.Status.AllOk)
{
continue;
}
// Get the UID of the card
var uidResponse = device.ReadCardUniqueId();
// If we have the UID, continue
if (uidResponse.Status != RFIDControllerMfrc522.Status.AllOk)
{
continue;
}
var cardUid = uidResponse.Data;
// Print UID
$"Card UID: {cardUid[0]},{cardUid[1]},{cardUid[2]},{cardUid[3]}".Info();
// Select the scanned tag
device.SelectCardUniqueId(cardUid);
// Reading data
var continueReading = true;
for (var s = 0; s < 16 && continueReading; s++)
{
// Authenticate sector
if (device.AuthenticateCard1A(RFIDControllerMfrc522.DefaultAuthKey, cardUid, (byte)((4 * s) + 3)) == RFIDControllerMfrc522.Status.AllOk)
{
$"Sector {s}".Info();
for (var b = 0; b < 3 && continueReading; b++)
{
var data = device.CardReadData((byte)((4 * s) + b));
if (data.Status != RFIDControllerMfrc522.Status.AllOk)
{
continueReading = false;
break;
}
$" Block {b} ({data.Data.Length} bytes): {string.Join(" ", data.Data.Select(x => x.ToString("X2")))}".Info();
}
}
else
{
$"Authentication error, sector {s}".Error();
}
}
device.ClearCardSelection();
ExitMessage.WriteLine();
while (true)
{
var input = Console.ReadKey(true).Key;
if (input != ConsoleKey.Escape)
{
continue;
}
break;
}
break;
}
}
private static void LogMessageOnEvent(string message)
{
Console.Clear();
message.Info();
ExitMessage.WriteLine();
}