   digitalWrite(digitalSleepPin, HIGH);
   Serial.begin(115200); // use the serial port
   TIMSK0 = 0; // turn off timer0 for lower jitter - delay() and millis() killed
-  ADCSRA = 0xe5; // set the adc to free running mode
-//  ADCSRA = 0x8A;
+  ADCSRA = 0xe7; // set the adc to free running mode // This is the default -> 229 or 0xe5
   ADMUX = 0x40; // use adc0
   DIDR0 = 0x01; // turn off the digital input for adc0
 }

    }
    Serial.println("");

delay(4000);
//    delay(500000); 
  }
//  if (millis() - lastPrintTime >= delayInMillis) {

      fft_input[i+1] = 0; // set odd bins to 0
//      delay(millisecond_delay); //How many milisecconds between samples
//      delayMicroseconds(2000);
//    delay(millisecond_delay);
    }
    // window data, then reorder, then run, then take output
    fft_window(); // window the data for better frequency response
