Additionally, Adafruit recommends connecting a 300-500 OHM resistor between the data pin of the Arduino and the data line on the Neopixel. This is another preventative measure to combat voltage ...

A TCS3200 color sensor is a much better choice, and you can buy a nice assemble module for about $2 from our friends in Shenzhen. And before you say the point here is DIY, DIY doesn’t mean 20 ...

There are several types of LED strips but this article will focus on driving LED arrays which use WS2811 4 and WS2812 4 driver chips. This is in part because products like Adafruit’s NeoPixel strips ...