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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
And... This is the first cut with the exact code above. The laser is still running off a bench power supply, but with one of the relay modules turning it on and off.
Seems to work ok - just need to focus it now and adjust the feed rates :)
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