Data Acquisition with LabVIEW

Learn how to connect data-acquisition hardware to LabVIEW and acquire and generate analog and digital signals from a variety of real-world devices.

Introduction

• Learn Data Acquisition with LabVIEW
• What you should know

1. DAQ Hardware

• What is data acquisition?
• How to choose a DAQ device
• Device specifications and user guide

2. System Setup

• Install LabVIEW and drivers
• Verify driver installation
• Connect a DAQ device
• Test panels
• Simulate a DAQ device

3. Analog Input

• Analog input modes
• Acquisition timing
• Channels and tasks
• Analog input with DAQ Assistant
• NI-DAQmx API
• On demand analog input
• Finite analog input
• Continuous analog input
• Multiple analog input channels
• Challenge: Acquire and display a signal
• Solution: Acquire and display a signal

4. Triggering

• Types of triggers
• Configure a digital edge Start trigger
• Challenge: Retriggerable acquisition
• Solution: Retriggerable acquisition

5. Data Logging

• Log data with DAQ Assistant
• Log data with Write to Measurement File
• Read TDMS files with LabVIEW
• Read TDMS files with Microsoft Excel

6. Analog Output

• Analog signal generation fundamentals
• Analog output with DAQ Assistant
• Finite analog output with NI-DAQmx API
• Continuous analog output (regeneration)
• Continuous output (non-regeneration)
• Challenge: Generate a recorded signal
• Solution: Generate a recorded signal

7. Digital I/O

• Digital signal fundamentals
• Digital input with DAQ Assistant
• Digital input with NI-DAQmx API
• Digital output with DAQ Assistant
• Digital output with NI-DAQmx API

8. Counter I/O

• Counter fundamentals
• Count edges with DAQ Assistant
• Challenge: Display edge count value
• Solution: Display edge count value

9. Third Party Hardware

• Virtual instrument software architecture
• Connect a benchtop oscilloscope
• Instrument Driver Network

Conclusion

• Next steps