Characteristic |
Locus |
Inheritance |
System.Object
ObservableBase<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>>
SensorBase<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>>
SamplingSensorBase<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>>
ByteCommsSensorBase<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>>
> DhtBase
> Dht10
> Dht12
|
Implements
|
ISamplingSensor<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>>
IDisposable
ITemperatureSensor
IHumiditySensor
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Inherited Members |
ByteCommsSensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.Peripheral
ByteCommsSensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.ReadBuffer
ByteCommsSensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.WriteBuffer
ByteCommsSensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.Init(Int32, Int32)
ByteCommsSensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.Dispose(Boolean)
ByteCommsSensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.Dispose()
SamplingSensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.StartUpdating(Nullable<TimeSpan>)
SamplingSensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.StopUpdating()
SensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.Updated
SensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.samplingLock
SensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.SamplingTokenSource
SensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.Conditions
SensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.IsSampling
SensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.UpdateInterval
SensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.ReadSensor()
SensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.RaiseEventsAndNotify(IChangeResult<>)
SensorBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.Read()
ObservableBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.observers
ObservableBase<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>.NotifyObservers(IChangeResult<>)
Meadow.Foundation.ObservableBase<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>>.Subscribe(IObserver<>)
Meadow.Foundation.ObservableBase<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>>.CreateObserver(Action<>, System.Nullable<Predicate<IChangeResult<UNIT>>>)
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Namespace |
Meadow.Foundation.Sensors.Atmospheric |
Assembly |
Dhtxx.dll |
Syntax
public abstract class DhtBase : ByteCommsSensorBase<(Units.Temperature? Temperature, RelativeHumidity? Humidity)>, ISamplingSensor<(Units.Temperature? Temperature, RelativeHumidity? Humidity)>, IDisposable, ITemperatureSensor, IHumiditySensor
Constructors
DhtBase(II2cBus, Byte)
Create a DHT sensor through I2C (Only DHT12)
Declaration
public DhtBase(II2cBus i2cBus, byte address = null)
Parameters
Type |
Name |
Description |
II2cBus |
i2cBus |
The I2C bus connected to the sensor
|
System.Byte |
address |
The I2C address
|
Properties
Humidity
Declaration
public RelativeHumidity? Humidity { get; }
Property Value
Type |
Description |
System.Nullable<RelativeHumidity> |
|
Temperature
Declaration
public Units.Temperature? Temperature { get; }
Property Value
Type |
Description |
System.Nullable<Units.Temperature> |
|
WasLastReadSuccessful
How last read went, true for success, false for failure
Declaration
public bool WasLastReadSuccessful { get; }
Property Value
Type |
Description |
System.Boolean |
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Methods
RaiseEventsAndNotify(IChangeResult<(Nullable<Units.Temperature> Temperature, Nullable<RelativeHumidity> Humidity)>)
Raise events for subcribers and notify of value changes
Declaration
protected override void RaiseEventsAndNotify(IChangeResult<(Units.Temperature? Temperature, RelativeHumidity? Humidity)> changeResult)
Parameters
Type |
Name |
Description |
IChangeResult<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>> |
changeResult |
The updated sensor data
|
ReadSensor()
Reads data from the sensor
Declaration
protected override Task<(Units.Temperature? Temperature, RelativeHumidity? Humidity)> ReadSensor()
Returns
Type |
Description |
Task<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>> |
The latest sensor reading
|
Overrides
Meadow.Foundation.SensorBase<System.ValueTuple<System.Nullable<Units.Temperature>, System.Nullable<RelativeHumidity>>>.ReadSensor()
Events
HumidityUpdated
Raised when the humidity value changes
Declaration
public event EventHandler<IChangeResult<RelativeHumidity>> HumidityUpdated
Event Type
Type |
Description |
EventHandler<IChangeResult<RelativeHumidity>> |
|
TemperatureUpdated
Raised when the temperature value changes
Declaration
public event EventHandler<IChangeResult<Units.Temperature>> TemperatureUpdated
Event Type
Type |
Description |
EventHandler<IChangeResult<Units.Temperature>> |
|