Mirrors/DFRobot_ESP_PH_WITH_ADC_BY_GREENPONIK
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fix isinf

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This commit is contained in:
MkLHX
2020-02-14 10:26:21 +01:00
parent aef882c7e1
commit a2fc75c1fc
1 changed files with 2 additions and 2 deletions
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4
src/DFRobot_ESP_PH_WITH_ADC.cpp
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@@ -40,7 +40,7 @@ void DFRobot_ESP_PH_WITH_ADC::begin(int EepromStartAddress)
this->_eepromStartAddress = EepromStartAddress;
//check if calibration values (neutral and acid) are stored in eeprom
this->_neutralVoltage = EEPROM.readFloat(this->_eepromStartAddress); //load the neutral (pH = 7.0)voltage of the pH board from the EEPROM
if (this->_neutralVoltage == float() || isnan(this->_neutralVoltage))
if (this->_neutralVoltage == float() || isnan(this->_neutralVoltage) || isinf(this->_neutralVoltage))
{
this->_neutralVoltage = PH_7_AT_25; // new EEPROM, write typical voltage
EEPROM.writeFloat(this->_eepromStartAddress, this->_neutralVoltage);
@@ -48,7 +48,7 @@ void DFRobot_ESP_PH_WITH_ADC::begin(int EepromStartAddress)
}
this->_acidVoltage = EEPROM.readFloat(this->_eepromStartAddress + (int)sizeof(float)); //load the acid (pH = 4.0) voltage of the pH board from the EEPROM
if (this->_acidVoltage == float() || isnan(this->_acidVoltage))
if (this->_acidVoltage == float() || isnan(this->_acidVoltage) || isinf(this->_acidVoltage))
{
this->_acidVoltage = PH_4_AT_25; // new EEPROM, write typical voltage
EEPROM.writeFloat(this->_eepromStartAddress + (int)sizeof(float), this->_acidVoltage);