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	- Project: DHT22 Monitor
	- Source Code NOT compiled for: ESP32 DevKit V1
	- Source Code created on: 2024-08-06 12:05:36

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
	/* Hőmérséklet- és páratartalom-ellenőrző rendszert */
	/* valósítson meg a D4 digitális érintkezőhöz */
	/* csatlakoztatott DHT22 érzékelővel. Biztosítsa a */
	/* pontos leolvasásokat, és kecsesen kezelje az */
	/* esetleges érzékelőhibákat. */
/****** END SYSTEM REQUIREMENTS *****/

/****** DEFINITION OF LIBRARIES *****/
#include <DHT.h>	// https://github.com/adafruit/DHT-sensor-library

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

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t dht_DHT22_DOUT_PIN_D4 = 4; // Define the pin for DHT22 sensor

/***** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
// Create an instance of the DHT class for the DHT22 sensor
DHT dht(dht_DHT22_DOUT_PIN_D4, DHT22); // Initialize DHT sensor on pin D4

void setup(void)
{
	// Initialize serial communication at 9600 baud
	Serial.begin(9600); 
	dht.begin(); // Initialize the DHT sensor
}

void loop(void)
{
	// Wait a few seconds between measurements
	delay(2000); 

	// Read temperature as Celsius
	float temperature = dht.readTemperature();
	if (isnan(temperature)) {
		// Handle the case where the temperature reading failed
		Serial.println(F("Failed to read temperature from DHT sensor!"));
	} else {
		// Print the temperature value
		Serial.print(F("Temperature: "));
		Serial.print(temperature);
		Serial.println(F("°C"));
	}

	// Read humidity
	float humidity = dht.readHumidity();
	if (isnan(humidity)) {
		// Handle the case where the humidity reading failed
		Serial.println(F("Failed to read humidity from DHT sensor!"));
	} else {
		// Print the humidity value
		Serial.print(F("Humidity: "));
		Serial.print(humidity);
		Serial.println(F("%"));
	}
}

/* END CODE */