March 2017
Beginner to intermediate
422 pages
8h 4m
English
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Setting up Interrupts on a toggle switch through GPIO
An interrupt is a notification that a monitored event has occurred. In a program, it will be an event that is being listened for but isn't holding up the entire program's operation waiting for the event to happen. When the even does happen, this triggers an interruption to let the program know that the event has occurred. Using interrupts with the RPi.GPIO library is a powerful tool for receiving new information as it happens, rather than checking periodically to see whether new information exists or sitting and waiting on an event to occur.
A real-world analogy would be baking a cake. You put the cake in the oven, set a timer, and then go on to doing other things. You don't have to wait there ...
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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.