#include "HX711.h"
#include <Wire.h>
#include <LiquidCrystal_I2C.h>

const int pinDOUT = 2;
const int pinSCK = 4;
HX711 scale;

LiquidCrystal_I2C lcd(0x27, 16, 2); // Address 0x27 for a 16x2 LCD

void setup() {
  Serial.begin(115200);
  scale.begin(pinDOUT, pinSCK);
  scale.set_scale(0.42);
  scale.tare();

  lcd.init(); // Initialize the LCD
  lcd.backlight(); // Turn on the backlight
}

void loop() {
  if (scale.is_ready()) {
    long reading = scale.get_units(3);
    float kg = float(reading) / 1000;
    Serial.print("Weight: ");
    Serial.print(kg, 2);
    Serial.println(" kg");

    lcd.setCursor(0, 0); // Set cursor to the first column (0) and first row (0)
    lcd.print("Weight:");
    lcd.setCursor(0, 1); // Set cursor to the first column (0) and second row (1)
    lcd.print(kg, 2);
    lcd.print(" kg");
  }
  delay(100); // Add a small delay to stabilize readings
}