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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
Great!
Using an external RTC isn't such a bad idea if you need accurate timing - it's unlikely the ESP32 will be able to remember time after a power-cycle, but a cheapish external dallas RTC will come with battery backup.