#include <LiquidCrystal.h>
LiquidCrystal lcd(27, 14, 32, 33, 25, 26);
byte potentio = 4;
byte buzpin = 0;
long curr_ms = 0;
long prev_ms = 0;

void setup() {
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(potentio, INPUT);
  lcd.begin(16, 2);
  pinMode(buzpin, OUTPUT);
}

void loop()
{
  unsigned long curr_ms = millis();
  if (curr_ms - prev_ms >= 1000)
  {
    prev_ms = curr_ms;
    int analogStatus =  analogRead(potentio);
    Serial.println(analogStatus);
    if (analogStatus < 3000)
    {
      lcd.clear();
      lcd.setCursor(0, 0);
      lcd.print("Analog_sts:");
      lcd.print(analogStatus);
      lcd.setCursor(0, 1);
      lcd.print("Buzzer on");
      digitalWrite(buzpin, HIGH);

    }
    else
    {
      lcd.clear();
      lcd.setCursor(0, 0);
      lcd.print("Analog_sts:");
      lcd.print(analogStatus);
      lcd.setCursor(0, 1);
      lcd.print("Buzzer off");
      digitalWrite(buzpin, LOW);

    }
  }
}