Temperature Monitoring rev_02

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    - Project: Temperature Monitoring
    - Source Code NOT compiled for: Arduino Nano ESP32
    - Source Code created on: 2024-08-12 13:51:30

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* surveillance de temperature à l'aide du capteur */
    /* DS18B20 connecté à la broche numérique D2. Lire et */
    /* traiter les données de température pour les */
    /* applications d'énergie solaire, garantissant des */
    /* relevés précis et opportuns. */
/****** END SYSTEM REQUIREMENTS *****/

/****** DEFINITION OF LIBRARIES *****/
#include <DS18B20.h>    //https://github.com/matmunk/DS18B20

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t temp_DS18B20_DQ_PIN_D2 = 2;

/***** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
// Create a Bus instance for communication on the specified pin
MaximWire::Bus bus(temp_DS18B20_DQ_PIN_D2);
// Create a DS18B20 instance without specifying an address (will need to discover devices)
MaximWire::DS18B20 device;

/****** SETUP FUNCTION *****/
void setup(void)
{
    // Initialize serial communication for debugging
    Serial.begin(9600);

    // Set the pin mode for the temperature sensor data pin
    pinMode(temp_DS18B20_DQ_PIN_D2, INPUT);
}

/****** LOOP FUNCTION *****/
void loop(void)
{
    // Check if the device is valid
    if (device.IsValid()) {
        // Get the temperature in Celsius
        float temp = device.GetTemperature<float>(bus);
        if (!isnan(temp)) {
            // Print the temperature to the serial monitor
            Serial.print("Temperature: ");
            Serial.print(temp);
            Serial.println(" °C");
        } else {
            // If the temperature reading is invalid, print a message
            Serial.println("Temperature reading lost.");
            device.Reset(); // Reset the device if lost
        }
    } else {
        // If the device is not valid, try to discover it
        if (bus.Discover().FindNextDevice(device) && device.GetModelCode() == MaximWire::DS18B20::MODEL_CODE) {
            Serial.print("Found device: ");
            Serial.println(device.ToString());
            device.Update(bus); // Update the device state
        } else {
            // If no device is found, print a message
            Serial.println("No DS18B20 device found.");
            device.Reset(); // Reset the device if not found
        }
    }

    // Delay before the next loop iteration
    delay(1000);
}

/* END CODE */