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Hands-On Robotics with JavaScript

You're reading from   Hands-On Robotics with JavaScript Build robotic projects using Johnny-Five and control hardware with JavaScript and Raspberry Pi

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Product type Paperback
Published in Aug 2018
Publisher Packt
ISBN-13 9781789342055
Length 214 pages
Edition 1st Edition
Languages
Concepts
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Author (1):
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Kassandra Perch Kassandra Perch
Author Profile Icon Kassandra Perch
Kassandra Perch
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Toc

Table of Contents (19) Chapters Close

Title Page
Dedication
Packt Upsell
Contributors
Preface
1. Setting Up Your Development Environment FREE CHAPTER 2. Creating Your First Johnny-Five Project 3. Building Interactive Projects with RGB LED 4. Bringing in Input with Buttons 5. Using a Light Sensor to Create a Night-Light 6. Using Motors to Move Your Project 7. Using Servos for Measured Movement 8. The Animation Library 9. Getting the Information You Need 10. Using MQTT to Talk to Things on the Internet 11. Building a NodeBots Swarm 1. Assessments 2. Other Books You May Enjoy Index

Project – using two gearbox motors and the motors object


Now that we've explored the motor object, let's dig a little deeper and build a project using two TT motors while exploring the motors object.

 

Note

If you want to take this a step further, you can get yourself a chassis like this one from Adafruit https://www.adafruit.com/product/3796 and a pair of wheels like these from Adafruit https://www.adafruit.com/product/3757 and build yourself a moving 2-wheel robot! Just remember you'll have to either power the Pi with a battery pack (those little USB packs for charging your phone work great) or stay within range of your Pi's power cord. If you go with the latter, I'd secure the power jack into the Pi and be very careful not to let the bot pull too hard on anything. Honestly, I'd really just recommend using a battery if you're going to let your Pi move about on its own.

Wiring up your TT motors

For this diagram, pretend the normal DC motors are our TT motors—yellow will be the ground (usually...

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