September 2017
Intermediate to advanced
206 pages
4h 34m
English
Content preview from Intelligent IoT Projects in 7 Days
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Detecting obstacles
To move properly, our robot shouldn't be hindered by obstacles. A common solution to detect obstacles is to use an ultrasonic sensor. A sample sensor implementation is HC-SR04. You can get it from SparkFun: https://www.sparkfun.com/products/13959. You can see it here:
The HC-SR04 sensor has four pins: VCC (Power), Trig (Trigger), Echo (Receive), and GND (Ground), which are easy to connect to Arduino and Raspberry Pi.
Another sensor is the IR distance sensor. A sample sensor implementation is the Sharp GP2Y0A21 IR Distance Sensor, https://www.dfrobot.com/product-328.html, from DFRobot. Since I'm using the MiniQ Discovery ...
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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.