#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);  // set the LCD address to 0x3F for a 16 chars and 2 line display

#include "HX711.h"

#define calibration_factor 0.42 //This value is obtained using the SparkFun_HX711_Calibration sketch

#define LOADCELL_DOUT_PIN  2
#define LOADCELL_SCK_PIN  3

HX711 scale;

void setup() {

  scale.begin(LOADCELL_DOUT_PIN, LOADCELL_SCK_PIN);
  scale.set_scale(calibration_factor); //This value is obtained by using the SparkFun_HX711_Calibration sketch
  //scale.tare(); //Assuming there is no weight on the scale at start up, reset the scale to 0

  lcd.init();
  lcd.clear();         
  lcd.backlight();      // Make sure backlight is on
  
  // Print a message on both lines of the LCD.
  /*
  lcd.setCursor(2,0);   //Set cursor to character 2 on line 0
  lcd.print("Hello world!");
  
  lcd.setCursor(2,1);   //Move cursor to character 2 on line 1
  lcd.print("LCD Tutorial");
  */
}

void loop() {

  //lcd.clear(); 
  lcd.setCursor(0,0);   //Set cursor to character 2 on line 0
  lcd.print(String("Salt weight"));
  lcd.setCursor(3,1);   //Set cursor to character 2 on line 0
  lcd.print(String(scale.get_units()) + "g");
}