The ADCCSR Mark Neil - Microprocessor Course 6 ADEN : ADC Enable - turns on the ADC clock ADSC : Start conversion ADIF : Interrupt flag (gets set during a conversion and gets cleared if you write ' 1 ' to it AFTER you have read BOTH data registers) ADIE : Interrupt enable (in the software we do not used interrupts yet so keep it ' 0 ' ) ADPS0-2 : Three bits that determine the ADC clock prescale (e.q.
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