Get Dynamic Data Attributes Express VI

LabVIEW 2018 Help


Edition Date: March 2018
Part Number: 371361R-01
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Owning Palette: Signal Manipulation Express VIs

Requires: Base Development System

Retrieves the attributes of the dynamic data you wire to Signals In.

Dialog Box Options
Block Diagram Inputs
Block Diagram Outputs

Dialog Box Options

ParameterDescription
Signal IndexSpecifies the index of the signal whose attributes you want to retrieve. The default is 0. Signal Index contains the following options:
  • Start timestamp—Specifies whether to return the start timestamp of the signal.
  • Signal name—Specifies whether to return the name of the signal.
  • Time mode—Specifies whether to return the time mode of the signal.
  • Timestamp—Specifies whether to return the timestamp of the signal.
  • X dimension—Specifies whether to return the X dimension of the signal.
  • Unit—Specifies whether to return the unit of measurement of the signal.

Block Diagram Inputs

ParameterDescription
Signals InSpecifies the dynamic data that contains the input signal or signals.
Signal IndexSpecifies the index of the signal whose attributes you want to retrieve. The value you wire to this input overrides the value you set in the configuration dialog box.
error inDescribes error conditions that occur before this node runs.

Block Diagram Outputs

ParameterDescription
Signals OutReturns Signals In unchanged.
error outContains error information. This output provides standard error out functionality.
Signal NameReturns the name of the signal. This output is available only if you place a checkmark in the Signal name checkbox in the configuration dialog box.
Time ModeReturns the time mode of the signal. This output is available only if you place a checkmark in the Time mode checkbox in the configuration dialog box.
TimestampReturns the timestamp of the signal. This output is available only if you place a checkmark in the Timestamp checkbox in the configuration dialog box.
Start TimestampReturns the start timestamp of the signal. This output is available only if you place a checkmark in the Start timestamp checkbox in the configuration dialog box.
X DimensionReturns the X dimension of the signal. This output is available only if you place a checkmark in the X dimension checkbox in the configuration dialog box.
UnitReturns the unit of measurement of the signal. This output is available only if you place a checkmark in the Unit checkbox in the configuration dialog box.

This Express VI operates similarly to the following VIs and functions:

Get Waveform Attribute

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