Take a gander at the Giant LED bar graph which [Chunky Hampton] recently ... but in this case it’s an Arduino. [Chunky] uses the meter to display power output from his stationary bicycle generator.

[BikerGlen] wanted to spice up his zombie containment unit (see video below) so he designed and 3D printed some very cool looking bar graphs ... devices use a MAX6954 LED driver, so it needs ...

For example, the LED bar graph uses 10 pins on the Arduino, which is great for an introductory example. However, a good point for that chapter's "Things To Try" section would have been to suggest ...

My design includes a 10-LED bar graph (from eBay), which I used to display measurement results. My prototype works well and detects the electromagnetic field generated by electrical appliances, ...

8×8 LED Matrix modules are now widely available, and fortunately they are easy to use with our favorite Arduino microcontroller. 8×8 LED Matrix module have many applications in real life, such as ...