June 2016
Intermediate to advanced
272 pages
5h 4m
English
Content preview from Arduino Project Handbook
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Project 3: Bar Graph
In this project, you’ll combine what you’ve learned in the previous LED projects to create an LED bar graph that you can control with a potentiometer.
PARTS REQUIRED
• Arduino board
• Breadboard
• Jumper wires
• 9 LEDs
• 50k-ohm potentiometer
• 9 220-ohm resistors
HOW IT WORKS
A bar graph is a series of LEDs in a line, similar to what you might see on an audio display. It’s made up of a row of LEDs with an analog input, like a potentiometer or microphone. In this project, you use the analog signal from the potentiometer to ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.