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Internet of Things Programming with JavaScript

You're reading from   Internet of Things Programming with JavaScript Get the best out of Arduino and Raspberry Pi Zero to develop Internet of Things projects using JavaScript

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Product type Paperback
Published in Feb 2017
Publisher Packt
ISBN-13 9781785888564
Length 298 pages
Edition 1st Edition
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Author (1):
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Ruben Oliva Ramos Ruben Oliva Ramos
Author Profile Icon Ruben Oliva Ramos
Ruben Oliva Ramos
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Table of Contents (10) Chapters Close

Preface 1. Getting Started with Raspberry Pi Zero 2. Connecting Things to the Raspberry Pi Zero FREE CHAPTER 3. Connecting Sensors - Measure the Real Things 4. Control-Connected Devices 5. Adding a Webcam to Monitor Your Security System 6. Building a Web Monitor and Controlling Devices from a Dashboard 7. Building a Spy Police with the Internet of Things Dashboard 8. Monitoring and Controlling Your Devices from a Smart Phone 9. Putting It All Together

Connecting an RTC


To control a system, it is very important to have a circuit that can read the time; it can help control the outputs from the Raspberry Pi or detect an action at a specific time. We will interface an RTC module DS3231 with the Raspberry Pi.

I2C setup

The first step is to enable the I2C interface by performing the following steps:

  1. Select Advanced Options:

  2. Enable the I2C option, as shown in the following screenshot:

  3. Select <Yes> on the next screen:

  4. Select <Ok>:

  5. Then select <Yes>:

  6. Next, select <OK>:

You have been reading a chapter from
Internet of Things Programming with JavaScript
Published in: Feb 2017
Publisher: Packt
ISBN-13: 9781785888564
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