void loadConfig() {

  Serial.println();
  //Serial.println(F("LOADING CONFIG..."));
  uint16_t tmpint = 0;
  byte tmpbyte;

  Serial.println(F("loading global conf:"));

  EEPROM.get(eeprom_addr_debug, tmpbyte);
  Serial.print(F("debuglevel: "));
  if (tmpbyte == 0 || tmpbyte == 1) {
    debuglevel = tmpbyte;
    Serial.print(debuglevel);
    if (debuglevel == 0) debug = false;
    else if (debuglevel == 1) debug = true;
  }
  else {
    Serial.print(tmpbyte);
    Serial.println(F(" - invalid value stored"));
  }
  Serial.println();


  EEPROM.get(eeprom_addr_output_json, tmpbyte);
  Serial.print(F("json: "));
  if (tmpbyte == 0 || tmpbyte == 1) {
    Serial.println(tmpbyte);
    if (tmpbyte == 1) output_json = true;
    else if (tmpbyte == 0) output_json = false;

  }
  else {
    Serial.print(tmpbyte);
    Serial.println(F(" - invalid value stored"));
  }



  EEPROM.get(eeprom_addr_debounce1, tmpint);
  Serial.print(F("debounce1: "));
  if (tmpint >= 0 && tmpint <= 200) {
    debounceDelay = tmpint;
    Serial.println(debounceDelay);
  }
  else {
    Serial.println(F("invalid value stored"));
  }

  EEPROM.get(eeprom_addr_debounce2, tmpint);
  Serial.print(F("debounce2: "));
  if (tmpint >= 0 && tmpint <= 500) {
    debounceRecoveryDelay = tmpint;
    Serial.println(debounceRecoveryDelay);
  }
  else {
    Serial.println(F("invalid value stored"));
  }

  EEPROM.get(eeprom_addr_powerGoodMinValue, tmpint);
  Serial.print(F("pwrGood: "));
  if (tmpint >= 0 && tmpint <= 1023) {
    powerGoodMinValue = tmpint;
    Serial.println(powerGoodMinValue);
  }
  else {
    Serial.println(F("invalid value stored"));
  }

  Serial.println();

  // per counter
  Serial.println(F("loading counters conf:"));
  for (byte i = 0; i < COUNTERS_COUNT; i++) {
    Serial.println();
    Serial.print("C");
    Serial.print(i + 1);
    Serial.print(": ");

    EEPROM.get(eeprom_addr_impPerUnit[i], tmpint);
    Serial.print(F("impPerUnit="));
    Serial.print(tmpint);
    if (tmpint == 10 || tmpint == 100 || tmpint == 1000) {
      meter_impPerUnit[i] = tmpint;
    }
    else {
      Serial.println();
      Serial.print(F("WARNING: C"));
      Serial.print(i + 1);
      Serial.println(F(" config impPerUnit is invalid!"));
      Serial.print("C");
      Serial.print(i + 1);
      Serial.print(": ");
    }

    EEPROM.get(eeprom_addr_noImpTout[i], tmpint);
    Serial.print(F(", noImpTout="));
    Serial.print(tmpint);

    if (tmpint >= 0 && tmpint <= 3600) {
      meter_noImpulseTimeout_seconds[i] = tmpint;
    }
    else {
      Serial.println();
      Serial.print(F("WARNING: C"));
      Serial.print(i + 1);
      Serial.println(F(" config noImpTout is invalid (out of range 0-3600)!"));
      Serial.print("C");
      Serial.print(i + 1);
      Serial.print(": ");
    }

    EEPROM.get(eeprom_addr_saveInt[i], tmpint);
    Serial.print(F(", saveInt="));
    Serial.print(tmpint);
    if (tmpint >= 0 && tmpint <= 3600) {
      meter_savePulsesOnInterval_mins[i] = tmpint;
    }
    else {
      Serial.println();
      Serial.print(F("WARNING: C"));
      Serial.print(i + 1);
      Serial.println(F(" config saveInt is invalid (out of range 0-3600)!"));
      Serial.print("C");
      Serial.print(i + 1);
      Serial.print(": ");
    }

  }

  Serial.println();
}


void printCounterConf(byte _cNum) {
  Serial.print(F("CONF C"));
  Serial.print(_cNum + 1);
  Serial.print(F(": impPerUnit="));
  Serial.print(meter_impPerUnit[_cNum]);

  Serial.print(F(", noImpTout="));
  Serial.print(meter_noImpulseTimeout_seconds[_cNum]);

  Serial.print(F(", saveInt="));
  Serial.print(meter_savePulsesOnInterval_mins[_cNum]);

  Serial.println();
}

void printGlobalConf() {
  Serial.print(F("CONF GLOB: debuglevel="));
  Serial.print(debuglevel);

  Serial.print(F(", debounce="));
  Serial.print(debounceDelay);

  Serial.print(F(", debRecov="));
  Serial.print(debounceRecoveryDelay);

  Serial.print(F(", pwrGood="));
  Serial.print(powerGoodMinValue);

  Serial.println();

}

void saveGlobalConfig() {
  Serial.println(F("SAVING GLOBAL CONFIG"));

  if (debounceDelay >= 0 && debounceDelay <= 200) {
    EEPROM.put(eeprom_addr_debounce1, debounceDelay);
  }

  if (debounceRecoveryDelay >= 0 && debounceRecoveryDelay <= 500) {
    EEPROM.put(eeprom_addr_debounce2, debounceRecoveryDelay);
  }

  if (powerGoodMinValue >= 0 && powerGoodMinValue <= 1023) {
    EEPROM.put(eeprom_addr_powerGoodMinValue, powerGoodMinValue);
  }



}

void saveCountersConfig() {
  for (byte i = 0; i < COUNTERS_COUNT; i++) {

    Serial.print(F("SAVING C"));
    Serial.print(i + 1);
    Serial.print(F(" - impPerUnit="));
    Serial.println(meter_impPerUnit[i]);
    if (meter_impPerUnit[i] == 10 || meter_impPerUnit[i] == 100 || meter_impPerUnit[i] == 1000) {
      EEPROM.put(eeprom_addr_impPerUnit[i], meter_impPerUnit[i]);
    }
    else {
      Serial.print(F("WARNING: C"));
      Serial.print(i + 1);
      Serial.println(F(" config 'impPerUnit' invalid! Did not save."));
    }


    Serial.print(F("SAVING C"));
    Serial.print(i + 1);
    Serial.print(F(" - noImpTout="));
    Serial.println(meter_noImpulseTimeout_seconds[i]);
    if (meter_noImpulseTimeout_seconds[i] >= 0 && meter_noImpulseTimeout_seconds[i] <= 3600) {
      EEPROM.put(eeprom_addr_noImpTout[i], meter_noImpulseTimeout_seconds[i]);
    }
    else {
      Serial.print(F("WARNING: C"));
      Serial.print(i + 1);
      Serial.println(F(" config 'noImpTout' invalid! Did not save."));
    }


    Serial.print(F("SAVING C"));
    Serial.print(i + 1);
    Serial.print(F(" - noImpTout="));
    Serial.println(meter_savePulsesOnInterval_mins[i]);
    if (meter_savePulsesOnInterval_mins[i] >= 0 && meter_savePulsesOnInterval_mins[i] <= 3600) {
      EEPROM.put(eeprom_addr_saveInt[i], meter_savePulsesOnInterval_mins[i]);
    }
    else {
      Serial.print(F("WARNING: C"));
      Serial.print(i + 1);
      Serial.println(F(" config 'noImpTout' invalid! Did not save."));
    }

  }

}