public async Task DS18B20SicaklikOku()
{
try
{
string busId = OneWireBus.EnumerateBusIds().First();
string deviceId = OneWireDevice.EnumerateDeviceIds().First().devId;
OneWireThermometerDevice ds18B20Dev = new OneWireThermometerDevice(busId, deviceId);
Temperature sicaklik = await ds18B20Dev.ReadTemperatureAsync();
Sicaklik = sicaklik.Celsius;
}
catch (Exception hata)
{
SonHata = hata;
}
}
public async Task <decimal> ReadTemperature()
{
if (oneWireThermometerDevice == null)
{
Console.WriteLine("Cannot find any device -> -100");
return(await Task.FromResult(-100m));
}
Stopwatch s = Stopwatch.StartNew();
var temp = await oneWireThermometerDevice.ReadTemperatureAsync();
var temperatureInCelsius = (decimal)temp.Celsius;
s.Stop();
Console.WriteLine($"Reading of temperature took {s.ElapsedMilliseconds} milliseconds");
return(temperatureInCelsius);
}
public static async Task Main(string[] args)
{
// Make sure you can access the bus device before requesting a device scan (or run using sudo)
// $ sudo chmod a+rw /sys/bus/w1/devices/w1_bus_master1/w1_master_*
if (args.Any(_ => _ == "temp"))
{
// Quick and simple way to find a thermometer and print the temperature
foreach (var dev in OneWireThermometerDevice.EnumerateDevices())
{
Console.WriteLine($"Temperature reported by '{dev.DeviceId}': " +
(await dev.ReadTemperatureAsync()).DegreesCelsius.ToString("F2") + "\u00B0C");
}
}
else
{
// More advanced way, with rescanning the bus and iterating devices per 1-wire bus
foreach (var busId in OneWireBus.EnumerateBusIds())
{
var bus = new OneWireBus(busId);
Console.WriteLine($"Found bus '{bus.BusId}', scanning for devices ...");
await bus.ScanForDeviceChangesAsync();
foreach (var devId in bus.EnumerateDeviceIds())
{
var dev = new OneWireDevice(busId, devId);
Console.WriteLine($"Found family '{dev.Family}' device '{dev.DeviceId}' on '{bus.BusId}'");
if (OneWireThermometerDevice.IsCompatible(busId, devId))
{
var devTemp = new OneWireThermometerDevice(busId, devId);
Console.WriteLine("Temperature reported by device: " +
(await devTemp.ReadTemperatureAsync()).DegreesCelsius.ToString("F2") +
"\u00B0C");
}
}
}
}
}
