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Data Acquisition Using LabVIEW

You're reading from  Data Acquisition Using LabVIEW

Product type Book
Published in Dec 2016
Publisher Packt
ISBN-13 9781782172161
Pages 150 pages
Edition 1st Edition
Languages
Author (1):
Yik Yang Yik Yang
Profile icon Yik Yang

Table of Contents (18) Chapters

Data Acquisition Using LabVIEW
Credits
About the Author
Acknowledgments
About the Reviewer
www.PacktPub.com
Preface
1. LabVIEW Basics 2. Most Common Communication Buses 3. Using the DAQ Assistant to Automatically Generate LabVIEW Code 4. DAQ Programming Using LabVIEW 5. Debugging Techniques 6. Real-World DAQ Programming Techniques 7. Real-Time Issues 8. DAQ at a Distance - Network and Distributed Systems 9. Alternate Software for DAQ 10. Non-National Instrument Devices DAQ 11. LabVIEW and Simple Microcontrollers

Create serial Read-Write sub VI


To create a sub VI, follow these steps:

  1. Right click on Block Diagram and from Instrument I/O choose the VISA pallet.

  2. From the VISA pallet:

    1. Place a "VISA Configure serial port".

    2. Connect a "Control" to the input.

    3. Default baud rate is 9600 and you may connect a constant to it, or just leave it to use the default value.

    4. Place a "VISA write" and connect the serial reference wire and error wires.

    5. Add a control to the input wire of the "VISA write".

    6. Place a variable control delay (use Functions Programming Structures Flat sequence).

    7. Place a "VISA Property Node" and connect the serial reference line. Right click on the property node and choose "Bytes at Port".

    8. Place a "Read Visa" and connect the input and output wires as diagram here:

  3. Finally, create a SUB VI.

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