Just a note: all the "pixels" I got recently work flawlessly with 3.3v controllers. No diode to drop the supply voltage, no nothing
Can confirm this for btf lighting products too
@MaBe started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Can confirm this for btf lighting products too