Hands-On Robotics with JavaScript by Kassandra Perch

Author:Kassandra Perch
Language: eng
Format: epub
Publisher: Packt Publishing
Published: 2018-08-31T05:40:21+00:00

Putting a piece of paper on the motor shaft

Either roll the sticky end of a long sticky note around the motor shaft, or tape a long strip of paper to it. It should look something like this:

After the relatively simple construction of our toy, let's code some randomness!

Coding the randomness to start/stop the motor

We want the motor to start at a random speed for anywhere from 1-10 seconds, then stop for 1-10 seconds, and repeat. We also want whether it goes forward or backward to be random. I limited the speed to 75—anything faster was too much for my cats!

In your cat-toy.js file, get rid of the board.repl.inject statement and add the following:

startMovement()

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