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Extend API for optional correction factor

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Miguel Angel Califa Urquiza
2025-06-04 19:29:44 -05:00
parent 6f9b00666e
commit 30c0979cb4
30 changed files with 90 additions and 60 deletions
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13
examples/MQ135-ADS1115/MQ135-ADS1115.ino
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@ -74,24 +74,25 @@ void loop() {
short adc0 = ads.readADC_SingleEnded(0);
float voltios = (adc0 * factorEscala)/1000.0;
MQ135.externalADCUpdate(voltios); // Update data, the arduino will read the voltage from the analog pin
float correctionFactor = 0; // Optional environmental correction
MQ135.setA(605.18); MQ135.setB(-3.937); // Configure the equation to calculate CO concentration value
float CO = MQ135.readSensor(); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
float CO = MQ135.readSensor(false, correctionFactor); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
MQ135.setA(77.255); MQ135.setB(-3.18); //Configure the equation to calculate Alcohol concentration value
float Alcohol = MQ135.readSensor(); // SSensor will read PPM concentration using the model, a and b values set previously or from the setup
float Alcohol = MQ135.readSensor(false, correctionFactor); // SSensor will read PPM concentration using the model, a and b values set previously or from the setup
MQ135.setA(110.47); MQ135.setB(-2.862); // Configure the equation to calculate CO2 concentration value
float CO2 = MQ135.readSensor(); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
float CO2 = MQ135.readSensor(false, correctionFactor); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
MQ135.setA(44.947); MQ135.setB(-3.445); // Configure the equation to calculate Toluen concentration value
float Toluen = MQ135.readSensor(); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
float Toluen = MQ135.readSensor(false, correctionFactor); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
MQ135.setA(102.2 ); MQ135.setB(-2.473); // Configure the equation to calculate NH4 concentration value
float NH4 = MQ135.readSensor(); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
float NH4 = MQ135.readSensor(false, correctionFactor); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
MQ135.setA(34.668); MQ135.setB(-3.369); // Configure the equation to calculate Aceton concentration value
float Aceton = MQ135.readSensor(); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
float Aceton = MQ135.readSensor(false, correctionFactor); // Sensor will read PPM concentration using the model, a and b values set previously or from the setup
Serial.print("| "); Serial.print(CO);
Serial.print(" | "); Serial.print(Alcohol);
// Note: 200 Offset for CO2 source: https://github.com/miguel5612/MQSensorsLib/issues/29