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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.
@Aleksandrs
Yes i have to LitiON battarey, have to input to my (DC-DC get 8.0V => Ouput 5.0V), i create from input with 2 resitors 0.49 volt. (10kOm and 1kOm) i need getting lition battarey voltage...