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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.
@Gordon
If fact you should really define your 'display' buffer as
display=new Uint8Array(8)and then dodisplay.set(graphics.buffer).Espruino shouldn't really let you access the bytes in the 'raw' ArrayBuffer