/// <summary>
/// Initializes a new 1-wire master
/// </summary>
/// <typeparam name="T">Type of the master to be initialized.</typeparam>
/// <param name="masterAddress">I2C address of the 1-wire master.</param>
/// <param name="i2cController">Name of the I2C controller to which the 1-wire master is connected.</param>
public void InitMaster <T>(byte masterAddress, string i2cController = "I2C1") where T : IOneWireMaster, new()
{
//Verbindung zum I²C-Buscontroller
string aqs = I2cDevice.GetDeviceSelector(i2cController);
var deviceInformation = DeviceInformation.FindAllAsync(aqs).AsTask().Result;
//Verbindung zum OneWire Master einrichten und herstellen
var masterSettings = new I2cConnectionSettings(masterAddress)
{
BusSpeed = I2cBusSpeed.FastMode
};
var i2cDevice = I2cDevice.FromIdAsync(deviceInformation[0].Id, masterSettings).AsTask().Result;
m_Master = new T();
m_Master.Init(i2cDevice);
try
{
m_Master.OneWireReset();
}
catch (Exception ex)
{
throw new Exception("1-wire master not found!", ex);
}
}
private void GetOneWireDevices(IOneWireMaster master, int oneWireChannel)
{
var first = true;
var deviceDetected = master.OneWireReset(); //prüfen, ob Geräte erkannt
if (deviceDetected)
{
var result = true;
do
{
if (first)
{
first = false;
result = master.OneWireFirst();
}
else
{
result = master.OneWireNext();
}
if (result)
{
foreach (byte code in Enum.GetValues(typeof(FamilyCode)))
{
if (code == master.RomNo[0])
{
Type slaveType = ((FamilyCode)code).GetSlaveType();
var slave = (IOneWireSlave)Activator.CreateInstance(slaveType);
byte[] slaveRomNo = new byte[8];
Array.Copy(master.RomNo, slaveRomNo, 8);
slave.OneWireAddress = slaveRomNo;
slave.Master = master;
m_SlaveContainers.Add(new SlaveContainer(slave, oneWireChannel));
}
}
}
} while (result);
}
}