#include <Arduino.h>


const float MinimalSpannung = 2.85;
float korectur = 0.001015;
char floatString[15] = {0};
float AKKU;

float getBattery()
{
  #if (NOBATT == 1)
    Serial.print("Batterie:\t\t    3.05 V\n");
    return 3.05;
  #endif
  int Vcc = analogRead(A0);
  Vcc = Vcc * ((100+220+220)/100);
  float VCC = Vcc * korectur ;
  Serial.printf("Rohdaten: %d, ", Vcc);
  dtostrf(VCC,8,2,floatString);
  Serial.printf("Vcc: \t%s V\n", floatString);
  return VCC;
}