DHT22 Monitor rev_01

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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 */