Software

You'll need to install the following libraries to use any of the LED backpacks.

Open up the Arduino library manager:

Search for the Adafruit LED Backpack library and install it

Search for the Adafruit GFX library and install it

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

HT16K33 8x16 LED Backpack Breakout

Schematic & fabrication print

8x8 0.8" LED Backpack

8x8 1.2" LED Backpack

8x8 1.2" Bi-Color LED Backpack

16x8 1.2" LED Backpacks

0.56" 7-Segment LED Backpack STEMMA QT

Quad 0.56" 7-Segment Original

Quad 0.54" 14-segment Alphanumeric STEMMA QT Version

Quad 0.54" 14-segment Alphanumeric Original Version

Quad 1.2" 7-Segment

Bicolor 24-Bargraph

This guide was first published on Jul 29, 2012. It was last updated on Sep 28, 2022.

This page (Downloads) was last updated on Nov 27, 2022.

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