A project to try out Charlieplexing with an ESP8266 to controll the grid over the internet.
How to:
<a href="http://www.instructables.com/id/Adafruit-Huzzah-42-Charlieplex-LED-Grid/" target="_blank">http://www.instructables.com/id/Adafruit-Huzzah-42-Charlieplex-LED-Grid/</a>
Components
1×
Adafruit Huzzah
42×
LED
All matching
7×
Resistor
One for each pin that matches the LEDs
Very cleanly breadboarded! :)