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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.
@DrAzzy
Why not dim the LEDs by using a higher value resistor? A lot of people default a few hundred ohms, when (at least indoors) modern LEDs are plainly visible (although dimmer) with even a 2.2-4.7k resistor in series.