/// <summary>
/// The readSensor method returns a relative humidity reading
/// in %RH
///
/// @param--none.
/// </summary>
/// <returns> String humidity in %RH </returns>
public virtual string readSensor()
{
HumidityContainer hc = DeviceContainer as HumidityContainer;
// read the device first to get the state
byte[] state = hc.readDevice();
// convert humidity
hc.doHumidityConvert(state);
// construct the return string
string return_string = (int)roundDouble(hc.getHumidity(state)) + "%";
if (hc.Relative)
{
return_string += "RH";
}
return(return_string);
}
public static void Main1(string[] args)
{
try
{
List <OneWireContainer> humidity_devices = new List <OneWireContainer>(1);
// get the default adapter and show header
DSPortAdapter adapter = OneWireAccessProvider.DefaultAdapter;
Debug.WriteLine("");
Debug.WriteLine("Adapter: " + adapter.AdapterName + " Port: " + adapter.PortName);
Debug.WriteLine("");
Debug.WriteLine("Devices Found:");
Debug.WriteLine("--------------");
// get exclusive use of adapter/port
adapter.beginExclusive(true);
// find all devices
adapter.setSearchAllDevices();
adapter.targetAllFamilies();
if (adapter.canFlex())
{
adapter.Speed = DSPortAdapter.SPEED_FLEX;
}
// enumerate through all the 1-Wire devices found to find
// containers that implement HumidityContainer
for (IEnumerator owd_enum = adapter.AllDeviceContainers; owd_enum.MoveNext();)
{
OneWireContainer owd = (OneWireContainer)owd_enum.Current;
Debug.Write(owd.AddressAsString);
if (owd is HumidityContainer)
{
humidity_devices.Add(owd);
Debug.WriteLine(" Humidity Sensor, Relative=" + ((HumidityContainer)owd).Relative);
}
else
{
Debug.WriteLine(" NOT Humidity Sensor");
}
}
if (humidity_devices.Count == 0)
{
throw new Exception("No Humitiy devices found!");
}
// display device found
Debug.WriteLine("");
Debug.WriteLine("Hit ENTER to stop reading humidity");
Stream stream = loadResourceFile("HumidityTest.input.txt");
StreamReader keyboard = new StreamReader(stream);
string str = null;
// loop and read RH or ENTER to quit
for (;;)
{
// read each RH temp found
for (int i = 0; i < humidity_devices.Count; i++)
{
HumidityContainer hc = (HumidityContainer)humidity_devices[i];
byte[] state = hc.readDevice();
hc.doHumidityConvert(state);
Debug.WriteLine(((OneWireContainer)hc).AddressAsString + " humidity = " + hc.getHumidity(state) + "%");
}
// check for ENTER
str = keyboard.ReadLine();
if (str == null)
{
break;
}
}
// end exclusive use of adapter
adapter.endExclusive();
// free port used by adapter
adapter.freePort();
}
catch (Exception e)
{
Debug.WriteLine(e);
}
return;
}
