Fingerprint Scanner Hookup Guide

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Contributors: bboyho
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Introduction

Have you ever wanted to add fingerprint identification to your project? SparkFun offers two models of fingerprint scanner from ADH Tech designed to do just that! Both models include an optical sensor for reading fingerprints and a processing IC with built-in fingerprint algorithms. Here you will find information about connecting to either fingerprint scanner and how to use it with Hawley’s FPS_GT511C3 library.

SEN-13007
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SEN-11792
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Suggested Reading

Depending on how you are connecting to the fingerprint scanner, you may need to know the following concepts before working with one of these boards:

How to Solder: Through-Hole Soldering

This tutorial covers everything you need to know about through-hole soldering.

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Logic Levels

Learn the difference between 3.3V and 5V devices and logic levels.

Serial Terminal Basics

This tutorial will show you how to communicate with your serial devices using a variety of terminal emulator applications.