Closes the session to the device.

Syntax

ViStatus _VI_FUNC niRFSA_Close(ViSession vi)

Remarks

If you close a session that has Soft Front Panel (SFP) session access enabled, any application connected to the shared device session is no longer usable. Refer to Debugging Your Application Using SFP Session Access for more information about using SFP session access.

Supported Devices: PXI-5600, PXIe-5601/5603/5605/5606 (external digitizer mode), PXIe-5644/5645/5646, PXI-5661, PXIe-5663/5663E/5665/5667/5668, PXIe-5693/5694/5698, PXIe-5820/5830/5831/5832/5840/5841/5842/5860

Parameters

NameDirectionTypeDescription
vi[in]ViSession

Identifies your instrument session. vi is obtained from the niRFSA_Init or niRFSA_InitWithOptions function.

Returns

Returns the status code of this operation. The status code either indicates success or describes an error or warning condition. Examine the status code from each call to an NI-RFSA function to determine if an error has occurred. To obtain a text description of the status code and additional information about the error condition, call the niRFSA_GetError function. To clear the error information from NI-RFSA, call the niRFSA_ClearError function. The general meaning of the status code is as follows:

Value

Meaning

0

Success

Positive Values

Warnings

Negative Values

Errors