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Boonton55xxx IVI Driver Reference


 

Btn55xxx_FetchWaveform Function


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Returns a previously acquired waveform for this channel. The acquisition must be made prior to calling this method. Call this method separately for each channel.

Function Tree Node: \Boonton55xxx\Instrument Specific\Measurements\Item\Fetch Waveform

Declaration: Btn55xxx.h

Implementation: Btn55xxx.dll

Visual C++

ViStatus Btn55xxx_FetchWaveform(
 ViSession Vi,
 ViConstString Channel,
 ViInt32 WaveformArrayBufferSize,
 ViReal32[] WaveformArray,
 ViInt32WaveformArrayActualSize
);

Parameters

Vi

The ViSession handle that you obtain from the IviDriver_init or IviDriver_InitWithOptions function. The handle identifies a particular instrument session.

Channel

The physical or virtual repeated capability identifier. Pass VI_NULL or empty string if operation does not apply to a repeated capability.For valid values, see the Channel repeated capability.

WaveformArrayBufferSize

Buffer size.

WaveformArray

The array contains the acquired waveform. Units for the individual array elements are in the channel units setting.

WaveformArrayActualSize

Actual size of the returned buffer.

Return Value

 

Success or failure code.

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Supported Models

All supported

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Reference

Item

Btn55xxx

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