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Sparkfun Electronics AD8232 - Understanding the ECG Signal

Sparkfun Electronics AD8232
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Covered in this Tutorial
In this tutorial, we will go over the basics for getting your AD8232 Heart Rate Monitor up and
running. First, an overview of the board and all its features will be presented. Then, we’ll show you
how hook it up to your favorite microcontroller and how to create visual data using Processing.
Suggested Reading
If you are not familiar with any of the following concepts, you may want to review them before
moving ahead.
What is an Arduino?
Connecting Arduino to Processing
How to Power Your Project
Serial Communication
Serial Terminal Basics
Working with Wire
Understanding the ECG
In general terms, lets look at what an ECG is representing and how we’re able to sense it. The ECG
is separated into two basic Intervals, the PR Interval and the QT Interval, described below.
Note: All information comes from the Waves and Intervals section of the ECG Wikipedia
page .
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