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	- Project: Temperature Control
	- Source Code compiled for: Arduino Uno
	- Source Code created on: 2024-04-20 09:07:46

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* Use a DS18B20 sensor to measure temperature and */
	/* display it every 10 seconds and use a heater. If */
	/* the temperature is >= 37 turn off the heater and */
	/* if it’s < 37 turn on the heater. */
/****** END SYSTEM REQUIREMENTS *****/


/********* User code review feedback **********
#### Feedback 1 ####
- please use a different library
********* User code review feedback **********/

/****** DEFINITION OF LIBRARIES *****/
#include 
#include 

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

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t Temp_sensor_DS18B20_DQ_PIN_D2 = 2;

/***** DEFINITION OF DIGITAL OUTPUT PINS *****/
const uint8_t Heater_LED_PIN_D3 = 3;

/***** DEFINITION OF OUTPUT RAW VARIABLES *****/
/***** used to store raw data *****/
bool Heater_LED_PIN_D3_rawData = 0;

/***** DEFINITION OF OUTPUT PHYSICAL VARIABLES *****/
/***** used to store data after characteristic curve transformation *****/
float Heater_LED_PIN_D3_phyData = 0.0;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
OneWire oneWire(Temp_sensor_DS18B20_DQ_PIN_D2);
DallasTemperature ds18b20(&oneWire);

void setup(void)
{
    // put your setup code here, to run once:
    Serial.begin(9600);

    ds18b20.begin();

    uint8_t address[] = {0x28, 0xFF, 0x28, 0x9C, 0x71, 0x17, 0x03, 0x8E}; // Replace with your DS18B20 sensor address
    ds18b20.setLowAlarmTemp(address, 37); // Set low alarm temperature to 37 degrees
    ds18b20.setHighAlarmTemp(address, 37); // Set high alarm temperature to 37 degrees
    ds18b20.setResolution(address, 12); // Set the resolution of the sensor

    pinMode(Heater_LED_PIN_D3, OUTPUT);
}

void loop(void)
{
    // put your main code here, to run repeatedly:
    ds18b20.requestTemperatures(); // Read temperature values

    float temperature = ds18b20.getTempCByIndex(0); // Get temperature in Celsius
    Serial.print("Temperature: ");
    Serial.print(temperature);
    Serial.println(" C");

    if (temperature >= 37) {
        // Turn off the heater
        Heater_LED_PIN_D3_rawData = 0;
        updateOutputs();
    } else {
        // Turn on the heater
        Heater_LED_PIN_D3_rawData = 1;
        updateOutputs();
    }

    delay(10000);
}

void updateOutputs()
{
    digitalWrite(Heater_LED_PIN_D3, Heater_LED_PIN_D3_rawData);
}