mirror of
https://github.com/miguel5612/MQSensorsLib.git
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114 lines
3.1 KiB
C++
114 lines
3.1 KiB
C++
/*
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MQUnifiedsensor Library - calibrating an MQ2 to MQ9
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Demonstrates the use a MQ2 sensor.
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Library originally added 01 may 2019
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by Miguel A Califa, Yersson Carrillo, Ghiordy Contreras, Mario Rodriguez
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Added example
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modified 27 May 2019
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by Miguel Califa
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This example code is in the public domain.
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*/
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//Include the library
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#include <MQUnifiedsensor.h>
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//Definitions
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#define pin2 A2 //Analog input 2 of your arduino
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#define pin3 A3 //Analog input 3 of your arduino
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#define pin4 A4 //Analog input 4 of your arduino
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#define pin5 A5 //Analog input 5 of your arduino
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#define pin6 A6 //Analog input 6 of your arduino
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#define pin7 A7 //Analog input 7 of your arduino
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#define pin8 A8 //Analog input 8 of your arduino
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#define pin9 A9 //Analog input 9 of your arduino
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//#define calibration_button 13 //Pin to calibrate your sensor
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//Declare Sensor
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MQUnifiedsensor MQ2(pin2, 2);
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MQUnifiedsensor MQ3(pin3, 3);
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MQUnifiedsensor MQ4(pin4, 4);
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MQUnifiedsensor MQ5(pin5, 5);
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MQUnifiedsensor MQ6(pin6, 6);
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MQUnifiedsensor MQ7(pin7, 7);
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MQUnifiedsensor MQ8(pin8, 8);
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MQUnifiedsensor MQ9(pin9, 9);
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//Variables
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float LPG, Alcohol, CH4, H2, CH42, CO, H22, LPG2;
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void setup() {
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//Init serial port
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Serial.begin(9600);
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//init the sensor
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MQ2.inicializar();
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MQ3.inicializar();
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MQ4.inicializar();
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MQ5.inicializar();
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MQ6.inicializar();
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MQ7.inicializar();
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MQ8.inicializar();
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MQ9.inicializar();
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//Print in serial monitor
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Serial.print("MQ2 to MQ9 - lecture");
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//pinMode(calibration_button, INPUT);
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}
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void loop() {
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//Update the voltage lectures
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MQ2.update();
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MQ3.update();
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MQ4.update();
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MQ5.update();
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MQ6.update();
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MQ7.update();
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MQ8.update();
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MQ9.update();
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/*
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//Rutina de calibracion - Uncomment if you need (setup too and header)
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if(calibration_button)
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{
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float R0 = MQ2.calibrate();
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MQ2.setR0(R0):
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R0 = MQ3.calibrate();
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MQ3.setR0(R0):
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R0 = MQ4.calibrate();
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MQ4.setR0(R0):
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R0 = MQ5.calibrate();
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MQ5.setR0(R0):
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R0 = MQ6.calibrate();
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MQ6.setR0(R0):
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R0 = MQ7.calibrate();
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MQ7.setR0(R0):
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R0 = MQ8.calibrate();
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MQ8.setR0(R0):
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R0 = MQ9.calibrate();
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MQ9.setR0(R0):
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}
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*/
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//Read the sensor and print in serial port
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LPG = MQ2.readSensor();
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Alcohol = MQ3.readSensor();
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CH4 = MQ4.readSensor();
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H2 = MQ5.readSensor();
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CH42 = MQ6.readSensor();
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CO = MQ7.readSensor();
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H22 = MQ8.readSensor();
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LPG2 = MQ9.readSensor();
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Serial.println("***************************");
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Serial.println("Lectures for MQ-Board");
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Serial.print("LPG: ");Serial.print(LPG,2);Serial.println(" ppm");
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Serial.print("Alcohol: ");Serial.print(Alcohol,2);Serial.println(" ppm");
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Serial.print("CH4: ");Serial.print(CH4,2);Serial.println(" ppm");
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Serial.print("H2: ");Serial.print(H2,2);Serial.println(" ppm");
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Serial.print("CH4_2: ");Serial.print(CH42,2);Serial.println(" ppm");
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Serial.print("CO: ");Serial.print(CO,2);Serial.println(" ppm");
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Serial.print("H2_2: ");Serial.print(H22,2);Serial.println(" ppm");
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Serial.print("LPG_2: ");Serial.print(LPG2,2);Serial.println(" ppm");
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Serial.println("***************************");
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}
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