Zeven Development

LabView Expander

Connect the IO Expander to LabView and Monitor a 1-Wire Temperature Sensor.

by Nathaniel Huygen


To run this code snippit, drag and drop the above image into LabView.


Wiring Diagram


So why use the IO Expander?

  • Simpler to Design.
  • Off-The-Shelf Parts.
  • No 1-Wire Code to Write in LabView.
  • Less Than a Day to Write the Code.
  • Easy to Wire Using Standard RJ11 Phone Cable.
  • No Sensor Cable Length Issues.
  • Cheaper to Build/Interface Than Commercial Systems.
  • Easy to Make Changes to Adapt to Individual Requirements.
  • Single Power Supply.
  • Simple Serial Interface to use all IO Expander Sensors.