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	- Project: Temperature Control
	- Source Code compiled for: Arduino Uno
	- Source Code created on: 2024-03-16 08:26:12

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* Develop the code in Arduino to interface an LM35 */
	/* temperature sensor (Assume the sensor is connected */
	/* to Arduino Analog pin A0) with an Arduino Uno and */
	/* control the onboard LED based on temperature */
	/* readings:   1.      Interface the LM35 temperature */
	/* sensor */
/****** SYSTEM REQUIREMENT 2 *****/
	/* Develop the code in Arduino to interface an LM35 */
	/* temperature sensor (Assume the sensor is connected */
	/* to Arduino Analog pin A0) with an Arduino Uno and */
	/* control the onboard LED based on temperature */
	/* readings:   1.      Interface the LM35 temperature */
	/* sensor */
/****** END SYSTEM REQUIREMENTS *****/

/****** DEFINITION OF LIBRARIES *****/
#include <OneWire.h>	// Library for DallasTemperature
#include <DallasTemperature.h>	// Library for DallasTemperature

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

/***** DEFINITION OF ANALOG INPUT PIN *****/
const uint8_t LM35_PIN = A0;

/****** DEFINITION OF LIBRARY CLASS INSTANCE*****/
OneWire oneWire(LM35_PIN);
DallasTemperature ds18b20(&oneWire);

void setup(void)
{
	// put your setup code here, to run once:
	ds18b20.begin();
	
	pinMode(LED_BUILTIN, OUTPUT);
}

void loop(void)
{
	// put your main code here, to run repeatedly:
	
	ds18b20.requestTemperatures();
	
	float temperature = ds18b20.getTempCByIndex(0);
	
	// Control the onboard LED based on temperature readings
	if (temperature >= 25.0) {
		digitalWrite(LED_BUILTIN, HIGH);
	} else {
		digitalWrite(LED_BUILTIN, LOW);
	}
	
	delay(1000);
}