To have an starry Xmas tree instead of a boring led strip, I cut the strip into smaller pieces and organized into a tree shape. I then soildered the leds together again and fastened it into a 3d ...

Example Code for analog RGB LEDs. Contribute to sparkfun/Non-Addressable_RGB_LED_Strip_Code development by creating an account on GitHub.

The LongPixel can work with just about any platform that supports SPI communication, including the Arduino, the Raspberry Pi, and our AllPixel LED controller.

Looking for a digital recreation of the classic analog volume unit (VU) meter? If you’ve got an Arduino, a few passive components, and a SSD1306 OLED, then [mircemk] might have the answer for you.