So I tested using 3.3 and 4096 as the numbers in the equation and the voltage measure now works besides it reads about .1 volts lower than the...
Thanks for the reply. Based on that, if I set the udoo neo to use external reference and then plug in 5V into the aref pin it should give me...
Just to give people an idea of my circuit and code, I have a 10k pull down resistor between A0 and gnd. And then I connect a battery to...
So I was trying to read analog voltage using the udoo neo and I am getting numbers that are out of wack. The expected range for an arduino is 0 -...
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