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AnalogRead() on arduino uno

  1. Sep 23, 2015 #1


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    I connected the A0 pin of arduino uno to +5V and read the voltage using analogRead () and displayed the result and elapsed time on the serial monitor. Its reading only 30 samples per second. What's going wrong? How do I change the clock prescaler for the ADC?
  2. jcsd
  3. Sep 23, 2015 #2


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    Last edited: Sep 23, 2015
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