#include <DHT.h>
#include <Wire.h> 
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
#define DHTPIN 2      // Pin connected to the DHT22 data pin
#define DHTTYPE DHT11 // DHT type is DHT22
DHT dht(DHTPIN, DHTTYPE);  // Initialize the DHT sensor

void setup()
{
  Wire.begin(23, 22);
  Serial.begin(115200);
  dht.begin();            // Initialize the DHT sensor
  lcd.init();
  lcd.backlight();
}

void loop()
{
  int16_t i = analogRead(34);
  float temperature = dht.readTemperature();  // Read temperature in Celsius
  float humidity = dht.readHumidity();        // Read humidity as a percentage
  if (isnan(temperature) || isnan(humidity)) 
  {
    Serial.println("Failed to read from DHT sensor!");
    delay(1000);
    return;
  }
  lcd.clear();
  lcd.print("SMARTAGRICULTURE");
  delay(1000); 
  lcd.clear();
  lcd.backlight();
  lcd.setCursor(0, 10);
  lcd.print("Temp.");
  lcd.print(temperature, 1);  // Display temperature with one decimal place
  delay(1000); 
  lcd.setCursor(0, 20);
  lcd.print("Humidity ");
  lcd.print(humidity, 1);  // Display humidity with one decimal place
  delay(1000); 
  lcd.setCursor(0, 0);
  lcd.print("Soil: ");
  lcd.print(i);
  delay(1000);

}