Just use the normal neopixel library - see the notes in the reference on it about using the af_opendrain mode: http://www.espruino.com/Reference#l_neopÂixel_write
af_opendrain
@Gordon 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.
Just use the normal neopixel library - see the notes in the reference on it about using the
af_opendrain
mode: http://www.espruino.com/Reference#l_neopÂixel_write