NI-DAQmx .NET Framework 4.0 API Reference

DigitalMultiChannelReader.ReadSingleSampleMultiLine Method

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Updated2023-02-21
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Reads a single sample containing Boolean values from one or more DIChannel objects in a task. Each channel can contain multiple digital lines.

Namespace: NationalInstruments.DAQmx
Assembly: NationalInstruments.DAQmx (in NationalInstruments.DAQmx.dll) Version: 20.7.40.49302

Syntax

public bool[,] ReadSingleSampleMultiLine()

Public Function ReadSingleSampleMultiLine As Boolean(,)

Return Value

Type: Boolean
A 2D array of Boolean samples from the task. Each element in the first dimension of the array corresponds to a channel in the task. Each element in the second dimension of the array corresponds to a line in that channel. The order of the channels in the array corresponds to the order in which you add the channels to the task or to the order of the channels you specify in ChannelsToRead.

Exceptions

Exception	Condition
DaqException	The NI-DAQmx driver returned an error.
OutOfMemoryException	There is not enough memory to carry out this operation.

Remarks

NI-DAQmx read and write methods time out after the amount of time specified by the Timeout property on the task you are reading from or writing to.

NI-DAQmx .NET Framework 4.0 API Reference

Table of Contents

DigitalMultiChannelReader.ReadSingleSampleMultiLine Method

Syntax

Return Value

Exceptions

Remarks

See Also

Reference

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