The 24 are in series, so you have a string of voltages from 3.4V up to 81.6V?
Or, you have access to the 24 inputs so the Arduino will only see 3.4V from each one?
The 24 are in series, so you have a string of voltages from 3.4V up to 81.6V?
Or, you have access to the 24 inputs so the Arduino will only see 3.4V from each one?