The display may need a moment to I utilize itself, try waiting a second or two before you try to use it (by putting the initialization code in a setTimeout()
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.
The display may need a moment to I utilize itself, try waiting a second or two before you try to use it (by putting the initialization code in a setTimeout()