#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);

const int TRIG_UTR1 =7;
const int ECHO_UTR1 =6;
const int TRIG_UTR2 =3;
const int TRIG_UTR2 =7;
const int ECHO_UTR2 =2;

void setup() {
  pinMode(TRIG_UTR1, OUTPUT);
  pinMode(ECHO_UTR1, INPUT);
  pinMode(TRIG_UTR22, OUTPUT);
  pinMode(ECHO_UTR2, INPUT);
  pinMode(RELAY_PIN, OUTPUT);

  lcd.begin(16, 2); 
  lcd.clear(); 
  lcd.setCursor(0, 0);
  lcd.print("AirToren:    cm");
  lcd.setCursor(0, 1);
  lcd.print("AirSumur:    cm");
}
}
void loop() {
  if ((distance1 > 30) || (distance2 < 5)) { // Kondisi sumur atau tangki air
    digitalWrite(RELAY_PIN, HIGH); // Nyalakan relay (pompa ON)
    lcd.setCursor(0, 0);
   lcd.print("Pump: ON     ");

}