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Boonton55xxx IVI Driver Reference

Btn55xxx_ReadControl Function
RawIO See Also

Reads a control transfer on the USB.

Function Tree Node: \Boonton55xxx\Instrument Specific\Channel\RawIO\Read Control

Declaration: Btn55xxx.h

Implementation: Btn55xxx.dll

Visual C++

ViStatus Btn55xxx_ReadControl(
ViSession Vi,
ViConstString Channel,
ViInt32 Count,
ViInt32 ValBufferSize,
ViByte[] Val,
ViInt32* ValActualSize
);

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.

Count

Maximum count to return.

ValBufferSize

Val

Byte array from a USB control transfer.

ValActualSize

Return Value

Success or failure code.

Requirements

Supported Models

55006, 55318, 55340, 55518, 55540

See Also

Reference

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