You'll need an Arduino/Genuino Uno and N number of resistors (I used 3) to make a voltage divider if the voltage you are measuring is above 5v Upload the Arduino_voltmeter.ino onto your Arduino.
Serial comm-based Python script and Arduino code. Automate data collection over Serial Ports, provide your own config and timing Change timestamp format, prefix, sufix, timed or enumerated output in ...
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