Class Ds323x

DS323X real-time clock

Assembly: Ds323x.dll

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Declaration

public class Ds323x : II2cPeripheral, IDisposable

Derived:
Meadow.Foundation.RTCs.Ds3231

Implements:
Meadow.Hardware.II2cPeripheral, System.IDisposable

Properties

DefaultI2cAddress

The default I2C address for the peripheral

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Declaration

public byte DefaultI2cAddress { get; }

IsDisposed

Is the object disposed

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Declaration

public bool IsDisposed { get; }

CurrentDateTime

Get / Set the current date and time.

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Declaration

public DateTime CurrentDateTime { get; set; }

Temperature

Get the current die temperature.

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Declaration

public Temperature Temperature { get; }

InterruptPort

Interrupt port attached to the DS323x RTC module.

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Declaration

protected IDigitalInterruptPort? InterruptPort { get; }

ControlRegister

Control register.

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Declaration

protected byte ControlRegister { get; set; }

ControlStatusRegister

Control and status register.

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Declaration

protected byte ControlStatusRegister { get; set; }

WhichAlarm

Determine which alarm has been raised.

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Declaration

protected Ds323x.Alarm WhichAlarm { get; }

Fields

i2cComms

I2C Communication bus used to communicate with the i2cComms

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Declaration

protected II2cCommunications i2cComms

Methods

DecodeDateTimeRegisters(Span<byte>)

Decode the register contents and create a DateTime version of the register contents.

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Declaration

protected DateTime DecodeDateTimeRegisters(Span<byte> data)

Returns

System.DateTime: DateTime object version of the data.

Parameters

Type	Name	Description
System.Span<System.Byte>	data	Register contents.

EncodeDateTimeRegisters(DateTime)

Encode the a DateTime object into the format used by the DS323x chips.

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Declaration

protected byte[] EncodeDateTimeRegisters(DateTime dt)

Returns

System.Byte[]: Bytes to send to the DS323x chip.

Parameters

Type	Name	Description
System.DateTime	dt	DateTime object to encode.

DayOfWeekToByte(DayOfWeek)

Convert the day of the week to a byte.

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Declaration

protected byte DayOfWeekToByte(DayOfWeek day)

Returns

System.Byte: Byte representation of the day of the week (Sunday = 1).

Parameters

Type	Name	Description
System.DayOfWeek	day	Day of the week

SetAlarm(Alarm, DateTime, AlarmType)

Set one of the two alarms on the DS323x module.

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Declaration

public void SetAlarm(Ds323x.Alarm alarm, DateTime time, Ds323x.AlarmType type)

Parameters

Type	Name	Description
Meadow.Foundation.RTCs.Ds323x.Alarm	alarm	Define the alarm to be set.
System.DateTime	time	Date and time for the alarm.
Meadow.Foundation.RTCs.Ds323x.AlarmType	type	Type of alarm to set.

EnableDisableAlarm(Alarm, bool)

Enable or disable the specified alarm.

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Declaration

public void EnableDisableAlarm(Ds323x.Alarm alarm, bool enable)

Parameters

Type	Name	Description
Meadow.Foundation.RTCs.Ds323x.Alarm	alarm	Alarm to enable / disable.
System.Boolean	enable	Alarm state, true = on, false = off.

ClearInterrupt(Alarm)

Clear the alarm interrupt flag for the specified alarm.

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Declaration

public void ClearInterrupt(Ds323x.Alarm alarm)

Parameters

Type	Name	Description
Meadow.Foundation.RTCs.Ds323x.Alarm	alarm	Alarm to clear.

DisplayRegisters()

Display the registers.

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Declaration

public void DisplayRegisters()

Dispose()

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.

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Declaration

public void Dispose()

Dispose(bool)

Dispose of the object

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Declaration

protected virtual void Dispose(bool disposing)

Parameters

Type	Name	Description
System.Boolean	disposing	Is disposing

Events

OnAlarm1Raised

Event raised when Alarm1 is triggered.

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Declaration

public event Ds323x.AlarmRaised OnAlarm1Raised

Event Type

Meadow.Foundation.RTCs.Ds323x.AlarmRaised

OnAlarm2Raised

Event raised when Alarm2 is triggered.

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Declaration

public event Ds323x.AlarmRaised OnAlarm2Raised

Event Type

Meadow.Foundation.RTCs.Ds323x.AlarmRaised

Implements

• Meadow.Hardware.II2cPeripheral
• System.IDisposable