I'm not going to include my usual architecture diagram because this device is pure simplicity. It's just a Feather Doubler with a 7 segment LED FeatherWing (in the color of your choice), along with a Feather M0 WiFi with an OLED FeatherWing on top  (for debugging output). You can get all the parts you need from the shop - see the list at the right. You'll also need a soldering station for the light soldering needed to put the headers on the boards and the LED block onto the Backpack.

Here are the components after soldering but before assembly:

This guide was first published on May 02, 2016. It was last updated on May 02, 2016.

This page (What You'll Need) was last updated on Apr 20, 2021.

Text editor powered by tinymce.