Learning LEGO MINDSTORMS EV3电子书

Learning LEGO MINDSTORMS EV3

Table of Contents

Learning LEGO MINDSTORMS EV3

Credits

About the Author

About the Reviewers

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Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the example code

Downloading the color images of this book

Errata

Piracy

Questions

1. Engineering Notebook

The engineering design process

Content Editor features

New pages and page actions

Computer-aided Design and building instructions

LEGO Digital Designer

LDraw

Commenting on your code

Summary

2. Mechanical Design

Mechanical advantage

Motors

Large motors and gears

Writing a program

Bevel gears at right angles

Worm gear

Using wires and parallel threads

Summary

3. Drive Train and Chassis

Chassis

Skid-bot with the Retail kit

Caster-bot with the Educational kit

Tread-bot with the Retail kit

Tread-bot with the Educational kit

Programming the robot to move forward

Summary

4. Sensors and Control

Using sensors

Programming blocks

LEGO EV3 sensors

Touch Sensors

Color Sensors

Motor Rotation sensors

Gyro Sensors

Ultrasonic motion sensors

Infrared Sensors

Third-party sensors

Dexter Industries

Mindsensors

HiTechnic sensors

MATRIX motor controllers and metal parts

Vernier sensors

Summary

5. Interacting with EV3

Push buttons

IR remote buttons

Bluetooth control

Smart device control

Wi-Fi control

Summary

6. Output from EV3

Display

Image Editor

Display data

Brick lights

Legacy NXT/RCX lights

Sound

Music

Summary

7. Advanced Programming

Loop and the Motor Rotation sensors

Loop and the Gyro Sensor

Troubleshooting with the Gyro Sensor

Switch or two-level controller

Three-level controller

Subroutines or My Blocks

Arrays

Summary

8. Advanced Programming and Control

Distance controller

Infrared versus Ultrasonic

Proportional algorithm

Line following using the Color Sensor

Setpoint for line tracking

Two-level or bang-bang controller

Proportional line follower

Entering gain and speed

PID controller

Gyro Sensor

IR sensor navigation and beacon tracking

Tracking a circle

Triangulation

Summary

9. Experiment Software and Data Logging

Data logging software

Improving dead reckoning

Analyzing gain constants

Graphical programming

Other bang-bang controllers

Summary

10. Other Programming Languages

LabVIEW

Front Panel and Block Diagram

Programming blocks

Loops

Line following VI

Robot tools

Data

Front Panel and clean Block Diagrams

SubVIs

RobotC

Simple code

Commands

Variables

Remote control

Graphical programming

Summary

11. Communication between Robots

Enabling communication

Messaging

Follow the leader

Maintain a distance

Search and rescue

Completing the search

Summary

12. Advanced Robot – Gyro Boy

Concept of a balancing robot

The Gyro Boy model

Sensor feedback

Programming bugbears

The main program

The control program

The RST My Block

The gOS My Block

The GT My Block

The GG My Block

The GM My Block

The EQ My Block

The cntrl My Block

The CHK My Block

Summary

Index