NI-DAQmx .NET Framework 4.0 API Reference

AnalogMultiChannelReader.ReadSingleSample Method

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Updated2023-02-21
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Reads a single floating-point sample from one or more AIChannel objects in a task.

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

Syntax

public double[] ReadSingleSample()

Public Function ReadSingleSample As Double()

Return Value

Type: Double
A 1D array of floating-point samples from the task. Each element in the array corresponds to a channel in the task. 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 scales the returned data to the units of the measurement, including any custom scaling you apply to the channel. You specify these units with the create channel methods or the DAQ Assistant.

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

AnalogMultiChannelReader.ReadSingleSample Method

Syntax

Return Value

Exceptions

Remarks

See Also

Reference

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