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	- Project: "Heater Control"
	- Source Code compiled for: Arduino Uno
	- Source Code created on: 2024-04-20 14:25:37

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* Measure temperature using DS18B20 sensor every */
	/* 10s. Control heater based on temperature. Turn off */
	/* heater if temperature > 37°C, turn on if <= 37°C. */
	/* Display temperature on serial monitor. */
/****** END SYSTEM REQUIREMENTS *****/

/****** DEFINITION OF LIBRARIES *****/
#include     // Include the DS18B20 library

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
void updateOutputs(void); // Add the function prototype for updateOutputs()

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t Temp_sensor_DS18B20_DQ_PIN_D3 = 3;

/***** DEFINITION OF DIGITAL OUTPUT PINS *****/
const uint8_t Heater_LED_PIN_D2 = 2;

/***** DEFINITION OF OUTPUT RAW VARIABLES *****/
/***** used to store raw data *****/
bool Heater_LED_PIN_D2_rawData = 0;

/***** DEFINITION OF OUTPUT PHYSICAL VARIABLES *****/
/***** used to store data after characteristic curve transformation *****/
float Heater_LED_PIN_D2_phyData = 0.0;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
DS18B20 ds18b20(Temp_sensor_DS18B20_DQ_PIN_D3); // Create an instance of the DS18B20 library

void setup(void)
{
    // put your setup code here, to run once:
    pinMode(Temp_sensor_DS18B20_DQ_PIN_D3, INPUT);
    pinMode(Heater_LED_PIN_D2, OUTPUT);
    Serial.begin(9600); // Initialize serial communication
}

void loop(void)
{
    // put your main code here, to run repeatedly:
    float temperature = ds18b20.getTempC(); // Get temperature from DS18B20 sensor

    // Control heater based on temperature
    if (temperature > 37)
    {
        Heater_LED_PIN_D2_rawData = 0; // Turn off heater
    }
    else
    {
        Heater_LED_PIN_D2_rawData = 1; // Turn on heater
    }

    // Display temperature on serial monitor
    Serial.print("Temperature: ");
    Serial.print(temperature);
    Serial.println(" C");

    updateOutputs(); // Refresh output data

    delay(10000); // Wait for 10 seconds
}

void updateOutputs()
{
    digitalWrite(Heater_LED_PIN_D2, Heater_LED_PIN_D2_rawData);
}