Kode sederhana Stasiun Cuaca Mini dengan ESP32 dan Tampilan LCD

#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BMP280.h>
#include <DHT.h>
#include <DHT_U.h>
#include <LiquidCrystal_I2C.h>

// -------------------------------------------
// Kode sederhana Stasiun Cuaca Mini dengan ESP32 dan Tampilan LCD
// www.ardukode.blogspot.com
// -------------------------------------------

// Pin Definitions
#define DHTPIN 4
#define DHTTYPE DHT22

// Initialize sensors
DHT dht(DHTPIN, DHTTYPE);
Adafruit_BMP280 bmp;

// Initialize LCD
LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  // Start serial communication
  Serial.begin(115200);

  // Initialize DHT sensor
  dht.begin();

  // Initialize BMP280 sensor
  if (!bmp.begin(0x76)) {
    Serial.println("Could not find a valid BMP280 sensor, check wiring!");
    while (1);
  }

  // Initialize LCD
  lcd.begin();
  lcd.backlight();

  // Print initial message
  lcd.setCursor(0, 0);
  lcd.print("Weather Station");
  delay(2000);
}

void loop() {
  // Read temperature and humidity from DHT22
  float humidity = dht.readHumidity();
  float temperature = dht.readTemperature();

  // Read pressure from BMP280
  float pressure = bmp.readPressure() / 100.0F; // Convert Pa to hPa

  // Print data to Serial Monitor
  Serial.print("Temperature: ");
  Serial.print(temperature);
  Serial.print(" °C ");
  Serial.print("Humidity: ");
  Serial.print(humidity);
  Serial.print(" % ");
  Serial.print("Pressure: ");
  Serial.print(pressure);
  Serial.println(" hPa");

  // Display data on LCD
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Temp: ");
  lcd.print(temperature);
  lcd.print(" C");
  lcd.setCursor(0, 1);
  lcd.print("Hum: ");
  lcd.print(humidity);
  lcd.print(" %");
  delay(2000);
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Press: ");
  lcd.print(pressure);
  lcd.print(" hPa");
  delay(2000);
}