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.