Make sure to watch out for these common soldering problems, particularly solder bridges (when too much solder connects two things that shouldn’t be connected). Solder bridges can cause a short circuit that damages the board! You need to check for these and them before turning on the power.
Solder bridge image from Adafruit
Typical NeoPixels have LEDs which each have three colours: red, green, and blue. RGBW NeoPixels have four LEDs per pixel: red, green, blue, and white. Why add an extra white LED? Can’t we make white Read more…
NeoPixels are LEDs that can be programmed to show specific colors. They are connected serially, allowing long chains of them to be easily controlled. You connect the first NeoPixel to a data output from your Read more…
In this tutorial, you will learn how to interact with the input pins by touch. Parts you need in this tutorial: Adafruit Feather M4 Express 1M resistor Male-male jumper wire USB-Micro USB connector cable Breadboard Read more…