May 2011
Beginner
194 pages
3h 46m
English
Content preview from Getting Started with the Internet of ThingsBecome 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,
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Part I. Introduction
Thanks to the unrelenting progress of the semiconductor industry, all the digital parts of a computer can be put onto a single chip, called a microcontroller. A 32-bit microcontroller chip costing less than $10 may have more than twice as much memory as the original 8-bit Apple II computer with its 48 KB of RAM, and may run 100 times faster. A hobbyist board that incorporates such a chip, along with Ethernet and a Micro SD card slot, can be purchased for about $60.
Because of such inexpensive hardware and easy-to-use development platforms, it is now possible for hobbyists to create systems that interact with the physical world in every conceivable way. For example, a sensor can measure the humidity in a flowerpot, and a computer-controlled ...
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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.