Biometrics

The following tutorials use biometric sensors to measure biological signatures. Some of these measurements includes fingerprints, voice, muscle (EMG), brainwaves (EEG), or heart rate (ECG)!

SparkFun gator:particle Hookup Guide

June 13, 2019

The gator:particle is an I2C heart-rate monitor and pulse oximeter that can be used as a particle sensor. This tutorial will get you started using the gator:particle with the micro:bit platform.

Fingerprint Scanner (GT-521Fxx) Hookup Guide

March 1, 2018

This tutorial provides information about how to connect to ADH-Tech's fingerprint scanner (GT-521F32) and how to use it with Hawley's FPS_GT511C3 library for Arduino.

Getting Started with Walabot

February 15, 2018

See through walls, track objects, monitor breathing patterns, and more using the power of radio frequency with the Walabot! In this tutorial, we will explore Walabot’s features using the Software Demo Kit (SDK) on Windows and the Application Programming Interface (API) on Linux-based distributions for embedded projects.

MAX30105 Particle and Pulse Ox Sensor Hookup Guide

December 1, 2016

The SparkFun MAX30105 Particle Sensor is a flexible and powerful sensor enabling sensing of distance, heart rate, particle detection, even the blinking of an eye. Get ready. Set. Shine!

MyoWare Muscle Sensor Kit

March 17, 2016

Line of products to work with the MyoWare muscle sensor from Advancer Technologies

AD8232 Heart Rate Monitor Hookup Guide

July 17, 2014

Learn how to create your very own heart rate monitor.

Teardown: Misfit Shine Activity Tracker

April 3, 2014

A quick tear down of the popular fitness tracking device, the Misfit Shine.

Hackers in Residence - Hacking MindWave Mobile

February 26, 2014

Review, teardown, and hacking tutorial for the MindWave Mobile, a $99 commercial grade EEG sensor.

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Please be aware that the tutorials you find there are no longer actively maintained.