#include <Wire.h> 
#include <LiquidCrystal_I2C.h>
#define RELAY_PIN 18 // Pin where the relay module is connected

LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  Wire.begin(23, 22);
  Serial.begin(9600);
  lcd.init();
  lcd.backlight();
  pinMode(RELAY_PIN, OUTPUT); // Set the relay pin as an output
}

void loop() {
  int16_t i = analogRead(34);
  
  // Check soil moisture level and control water pump accordingly
  if (i < 2165) {
    lcd.clear();
    lcd.print("Soil:UBUTAKA BURATOSHYE");
    digitalWrite(RELAY_PIN, LOW); // Turn off the water pump
  } else if (i > 3135) {
    lcd.clear();
    lcd.print("Soil: DRY");
    lcd.print("           pump: ON");
    digitalWrite(RELAY_PIN, HIGH); // Turn on the water pump
  } else {
    lcd.clear();
    lcd.print("Soil:is OK");
    digitalWrite(RELAY_PIN, LOW); // Turn off the water pump
  }
  
  delay(500);}