Syntax
public abstract class DhtBase : FilterableChangeObservableBase<AtmosphericConditionChangeResult, AtmosphericConditions>, IAtmosphericSensor, ITemperatureSensor, IHumiditySensor
Constructors
DhtBase(II2cBus, Byte)
Create a DHT sensor through I2C (Only DHT12)
Declaration
public DhtBase(II2cBus i2cBus, byte address = 92)
Parameters
| Type |
Name |
Description |
| II2cBus |
i2cBus |
|
| System.Byte |
address |
|
Fields
_readBuffer
Declaration
protected byte[] _readBuffer
Field Value
| Type |
Description |
| System.Byte[] |
|
_sensor
Declaration
protected readonly II2cPeripheral _sensor
Field Value
| Type |
Description |
| II2cPeripheral |
|
Properties
Conditions
The AtmosphericConditions from the last reading.
Declaration
public AtmosphericConditions Conditions { get; protected set; }
Property Value
| Type |
Description |
| AtmosphericConditions |
|
Humidity
The humidity, in percent relative humidity, from the last reading..
Declaration
public float Humidity { get; }
Property Value
| Type |
Description |
| System.Single |
|
IsSampling
Gets a value indicating whether the analog input port is currently
sampling the sensor. Call StartSampling() to spin up the sampling process.
Declaration
public bool IsSampling { get; protected set; }
Property Value
| Type |
Description |
| System.Boolean |
true if sampling, otherwise, false.
|
Temperature
The temperature, in degrees celsius (°C), from the last reading.
Declaration
public float Temperature { get; }
Property Value
| Type |
Description |
| System.Single |
|
WasLastReadSuccessful
How last read went, true for success, false for failure
Declaration
public bool WasLastReadSuccessful { get; }
Property Value
| Type |
Description |
| System.Boolean |
|
Methods
RaiseChangedAndNotify(AtmosphericConditionChangeResult)
Declaration
protected void RaiseChangedAndNotify(AtmosphericConditionChangeResult changeResult)
Parameters
| Type |
Name |
Description |
| AtmosphericConditionChangeResult |
changeResult |
|
Read()
Convenience method to get the current sensor readings. For frequent reads, use
StartSampling() and StopSampling() in conjunction with the SampleBuffer.
Declaration
public Task<AtmosphericConditions> Read()
Returns
| Type |
Description |
| System.Threading.Tasks.Task<AtmosphericConditions> |
|
StartUpdating(Int32)
Declaration
public void StartUpdating(int standbyDuration = 1000)
Parameters
| Type |
Name |
Description |
| System.Int32 |
standbyDuration |
|
StopUpdating()
Stops sampling the temperature.
Declaration
public void StopUpdating()
Update()
Force the sensor to make a reading and update the relevant properties.
Declaration
Returns
| Type |
Description |
| System.Threading.Tasks.Task |
|
Events
Updated
Declaration
public event EventHandler<AtmosphericConditionChangeResult> Updated
Event Type
| Type |
Description |
| System.EventHandler<AtmosphericConditionChangeResult> |
|
