Measurement Fundamentals - Generating or Reading a Digital Signal

In this lesson, you learn how to select and connect to hardware, configure the DAQmx task appropriately, and validate a digital signal.

Audience

  • Developers using LabVIEW with NI data acquisition hardware to create data acquisition applications
  • Users familiar with the DAQ Assistant or basic NI-DAQmx code that want to expand their programming capabilities
  • Users new to PC-based data acquisition and signal conditioning

Task-based objectives

  • Select the right data acquisition hardware based on type of digital signal you need to read or generate
  • Understand the difference between connecting sinking or sourcing devices
  • Understand the options for configuring the DAQmx Create Channel VI to read or write a digital signal
  • Describe the characteristics of counter signals

Hardware and Software

NI Online Training courses are best utilized on systems meeting minimum requirements for best performance. Use the following guidelines:

Software

  • LabVIEW
  • DAQmx Driver Software

Hardware

Use simulated hardware where applicable or the list below as reference if you want to program and test the hardware related exercises:

  • C Series analog input, analog output, and digital I/O modules