Book Image

Learning JavaScript Robotics

By : Kassandra Perch
Book Image

Learning JavaScript Robotics

By: Kassandra Perch

Overview of this book

Table of Contents (16 chapters)
Learning JavaScript Robotics
About the Author
About the Reviewers

What you'll need for this chapter

For the project in this chapter, you'll need your board, a USB cable, and a few inputs and sensors.

First, you'll want a button. You can find these aplenty in most starter kits, but you can also buy them separately. We're going to consider a button with a four-prong design, as shown in the following screenshot:

A common push button for robotics projects

However, a design with two prongs is fine too—four-prong buttons still represent two sides of the button, so you can replicate these with two-prong designs.

You'll also need a rotating potentiometer—these are knobs that you twist to set a value, similar to the volume knob on a speaker. You'll want one that's breadboard-friendly with a three-prong design, as shown in the following screenshot:

A basic rotating potentiometer


Please note that you may have access to a sliding potentiometer (one that looks like a sliding switch or similar to a dimmer switch) or some other potentiometer. These will work fine, but check...