Hi everyone, I am working on a project that has just an Elegoo Nano, a small SPI screen and a DS3231 to remember the time. The idea is that I have a single button that turns on the board, generates a QR code and shows it on the screen and then shuts down after 10 seconds. I was looking for a way …

Charging from a battery

lastxtemplar April 21, 2018, 8:36pm 3

Hi Tom,
thank you for the welcome.
I cannot use a socket to power this project, it has to be standalone so it has be powered by batteries.

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