Playing with: the Arduino Secret Voltmeter
Rather long, slightly rambly play with the Arduino Secret Voltmeter code. Does this provide enough resolution to measure lithium cells for the purpose of cell balancing?
Arduino Secret Voltmeter
https://code.google.com/archive/p/tinkerit/wikis/SecretVoltmeter.wiki
Julian explains: How Arduino A/D Converters Work
https://youtu.be/OLTIfvm4lpQ