January 2014
Beginner to intermediate
246 pages
6h 4m
English
Content preview from Beginning NFCBecome 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,
O’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.I 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.I’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.I'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.
Chapter 2. NFC and RFID
Radio frequency identification (RFID) is becoming commonplace in everyday life these days. From tap-and-go payment cards and transit passes to E-ZPass devices used on toll roads to the tags stuck on and sewn into consumer goods to manage inventory and deter theft, most of us encounter RFID tags at least a few times a week and never think about what can be done with this technology.
In the past few years, a new term has started to bubble up in connection with RFID: near field communication (NFC). Ask your average techie what it is and you’ll probably hear “Oh, it’s like RFID, only different.” Great, but how is it different? RFID and NFC are often conflated, but they’re not the same thing. Though NFC readers can read from and write to some RFID tags, NFC has more capabilities than RFID, and enables a greater range of uses. You can think of NFC as an extension of RFID, building on a few of the many RFID standards to create a wider data exchange platform.
This book aims to introduce you to NFC and its capabilities in a hands-on way. Following the exercises in these chapters, you’ll build a few NFC applications for an NFC-enabled Android device and for an Arduino microcontroller. You’ll learn where RFID and NFC overlap, and what you can do with NFC.
What’s RFID?
Imagine you’re sitting on your porch at night. You turn on the porch light, and you can see your neighbor as he passes close to your house because the light reflects off him back to your eyes. That’s passive ...
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O’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.
I 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.
I’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.
I'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.