ni.com is currently undergoing scheduled maintenance.

Some services may be unavailable at this time. Please contact us for help or try again later.

RFmx Demod VIs

RFmxDemod DDemod Configure Samples Per Symbol (VI)

  • Updated2023-10-12
  • 2 minute(s) read
 RFmxDemod DDemod Configure Samples Per Symbol (VI)

RFmxDemod DDemod Configure Samples Per Symbol (VI)

Owning Palette: DDemod

Configures the samples per symbol to be used to acquire the signal for the measurement.

RFmxDemod DDemod Configure Samples Per Symbol

cio.gif

Instrument Handle In specifies the RFmx session refnum. Instrument Handle In is obtained from the RFmxInstr Initialize NIRFSA VI.

ci32.gif

Samples Per Symbol specifies the samples per symbol used to acquire the signal for the measurement.

Auto (-1)

The measurement uses appropriate samples per symbol (SPS) based on modulation type and pulse shaping filter.

SPS=8, for FSK.

SPS=4, for ASK,PSK, QAM, MSK when pulse shape filter is not rectangular.

SPS=8, for ASK, PSK, QAM, MSK when pulse shape filter is rectangular.

4 (4)

The samples per symbol value is 4.

8 (8)

The samples per symbol value is 8.

16 (16)

The samples per symbol value is 16.

cstr.gif

Selector String comprises of the signal name. If you do not specify the signal name, the default signal instance is used. The default value is "" (empty string).

Example:

""

"signal::sig1"

You can use the RFmxDemod Build Signal String VI to build the selector string.

cerrcodeclst.gif

error in describes error conditions that occur before this node runs. This input provides standard error in functionality.

iio.gif

Instrument Handle Out passes a reference to your RFmx session to the next VI.

ierrcodeclst.gif

error out contains error information. This output provides standard error out functionality.

Log in to get a better experience