DWDT Append Digital Samples VI
- Updated2025-07-30
- 3 minute(s) read
Appends all samples from digital waveform B to the end of digital waveform A. If the sampling rates do not match, error out returns a warning. The start time of digital waveform B is ignored. Wire data to the digital waveform A input to determine the polymorphic instance to use or manually select the instance.

Inputs/Outputs
default value
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default value specifies the value to use to fill in the extra signals of the digital data in digital waveform out if digital waveform A and digital waveform B do not have the same number of signals.
digital waveform A
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digital waveform A is the first set of data in the digital waveform.
digital waveform B
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digital waveform B is the set of data to append to digital waveform A.
error in (no error)
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error in describes error conditions that occur before this node runs. With the following exception, this input provides standard error in functionality. This node runs normally even if an error occurred before this node runs.
digital waveform out
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digital waveform out returns the waveform that results from appending digital waveform (low bits) to digital waveform (high bits). This output matches the compression of the input.
error out
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error out contains error information. This output provides standard error out functionality. |
Examples
Refer to the following example files included with LabVIEW.
- labview\examples\Controls and Indicators\Graphs and Charts\Digital Waveform Graph\Append Digital Data By Sample.vi
default value
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digital waveform A
—
error in (no error)
—
digital waveform out
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error out
—