Input Devices

Hacking Your Maker Faire Badge

September 18, 2014

How to hook-up, program, and modify your Maker Faire Badge for electronic fun.

VKey Voltage Keypad Hookup Guide

February 13, 2014

A quick hookup for the VKey analog voltage keypad.

Reaction Timer

January 16, 2014

Demonstrate mental chronometry with this simple reaction timer!

MPR121 Hookup Guide

December 18, 2013

How to get started using the MPR121 for capacitive touch sensing with your Arduino.

Old Tutorials

Looking for the old, archived tutorials? Head on over to the archived tutorials on the main SparkFun site.
Please be aware that the tutorials you find there are no longer actively maintained.