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Learning Lego Mindstorms EV3

You're reading from   Learning Lego Mindstorms EV3 Build and create interactive, sensor-based robots using your LEGO MINDSTORMS EV3 kit

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Product type Paperback
Published in Jan 2015
Publisher
ISBN-13 9781783985029
Length 284 pages
Edition 1st Edition
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Author (1):
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 Garber Garber
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Garber
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Table of Contents (19) Chapters Close

Learning LEGO MINDSTORMS EV3
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
1. Engineering Notebook FREE CHAPTER 2. Mechanical Design 3. Drive Train and Chassis 4. Sensors and Control 5. Interacting with EV3 6. Output from EV3 7. Advanced Programming 8. Advanced Programming and Control 9. Experiment Software and Data Logging 10. Other Programming Languages 11. Communication between Robots 12. Advanced Robot – Gyro Boy Index

Using wires and parallel threads


In the following screenshot, you can see that we can have parallel commands in our program. Our primary command will be to rotate the medium motor. You can decide how many turns to rotate your medium motor for. Although in our original program the blocks are connected by touching each other, you can also connect the blocks with wires as you would a real instrument. If you click on the Sequence Plug Exit of a block, a wired space between blocks will open up. You can drag this wire to the next command block, such as the Loop block we will add in a moment.

This also allows you to make your code two dimensional. One important aspect of visual programming is being able to view your entire code on the screen at one time. You can also split the wires to run parallel threads in your program. In this case, the wires run to both the Medium Motor block and the Loop block. When the program executes, both of these branches will run at the same time.

For your other parallel...

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