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Programming the Adafruit INA219 breakout board is simple using our library:

Install the Library

Open up the Arduino library manager:

adafruit_products_library_manager_menu.png

Search for the Adafruit INA219 library and install it

adafruit_products_ina219.png

We also have a great tutorial on Arduino library installation at:
http://learn.adafruit.com/adafruit-all-about-arduino-libraries-install-use

Load the Example

  • Select "File -> Examples -> Adafruit_INA219 -> getcurrent"
  • The "getcurrent" example code should open in a new IDE window.

 

adafruit_products_example.png

Run it

  • Click on the upload button in the IDE. When it is "done uploading"
  • Open your Serial Monitor and set the speed to 115200 baud.

The output should appear similar to the sample below:

adafruit_products_CurrentCapture.png

Customize it

You can adapt, expand or modify the example code to suit your project requirements.  For a detailed description of the available library functions, see the Library Reference on the next page.

 Wiring Library Reference 

This guide was first published on Oct 26, 2012. It was last updated on Sep 09, 2021.

This page (Arduino Code) was last updated on Oct 23, 2012.

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