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Example Code

Data Average with Queue PtByPt

Products and Environment

This section reflects the products and operating system used to create the example.

To download NI software, including the products shown below, visit ni.com/downloads.

    Hardware

  • Data Acquisition (DAQ)

    Software

  • LabVIEW

    Driver

  • NI DAQmx

Code and Documents

Attachment

Overview
The example demonstrates how to display an acquisition application with DAQ devices using Queue Point by Point feature

Description:
This example shows how to use the Queue PtByPt.vi to run analysis on an analog waveform.  The waveform is displayed on the chart.  The data is analyzed and placed into a queue, and displayed on the XY graph.  Once the queue has reached its limit, in this case 100, the oldest data is discarded when a new point is added to the queue.  This helps with memory management in LabVIEW.

Steps to implement or execute code
To implement this example:

  1. Define the Physical channels to be used
  2. (optional) Set the rest of the parameters as needed
  3. Run the VI
  4. (Optional) Turn on the Highlight Execution to see the flow of the VI

To execute this example:

  1. Install the required software.
  2. Connect the DAQ hardware that supports the Analog Input features
  3. Confirm the connection with the MAX with TestPanel
  4. Open the VI and refer the Implement Steps


Requirements
Software
LabVIEW 2012 or compatible
NI-DAQmx 16.0 or compatible

Hardware
cDAQ with C series Analog Input Module

 

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**This document has been updated to meet the current required format for the NI Code Exchange.**

Example code from the Example Code Exchange in the NI Community is licensed with the MIT license.