Skip to Content
Raspberry Pi: Amazing Projects from Scratch
book

Raspberry Pi: Amazing Projects from Scratch

by Ashwin Pajankar, Arush Kakkar, Matthew Poole, Richard Grimmett
September 2016
Beginner to intermediate
593 pages
12h 12m
English
Packt Publishing
Content preview from Raspberry Pi: Amazing Projects from Scratch

Give me power (again)

Before we can go on to connect off-the-shelf security devices to our alarm system, we need to have a power supply that's compatible with such devices. Typically, alarm circuits and their devices use a 12V supply with enough current to drive all the devices and the alarm control system itself.

Fortunately, this is not too difficult to sort out, but it is something we need to do now; otherwise, we won't be able to connect and power our PIR sensors. The easiest way to do this is to buy a high-quality 12V mains adapter that provides a nice regulated supply. These are readily available from online stores or electronics suppliers. Alternatively, you can build your own 12V regulated supply and add it to the power supply strip board ...

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.

Read now

Unlock full access

More than 5,000 organizations count on O’Reilly

AirBnbBlueOriginElectronic ArtsHomeDepotNasdaqRakutenTata Consultancy Services

QuotationMarkO’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.
Julian F.
Head of Cybersecurity
QuotationMarkI wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.
Addison B.
Field Engineer
QuotationMarkI’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.
Amir M.
Data Platform Tech Lead
QuotationMarkI'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Mark W.
Embedded Software Engineer

You might also like

Raspberry Pi 3 Home Automation Projects

Raspberry Pi 3 Home Automation Projects

Shantanu Bhadoria, Ruben Oliva Ramos

Publisher Resources

ISBN: 9781787128491Purchase Link