![](https://curiousmotor.com/wp-content/uploads/2017/09/8x8x8LEDCube-550-x-413.jpg)
Charlieplexing: Controlling 6 LEDs with 3 Pins
If you’ve heard of Arduino, you’ve heard of LED cubes. Apart from the appealing looks of the LED cubes, a very simple technique has been put to use in order to control a huge number...