#include "HX711.h"
#include <Arduino.h>
#include <I2C_Slave.h>


#define calibration_factor 59000 //This value is obtained using the SparkFun_HX711_Calibration sketch

#define DOUT  A1
#define CLK  A2

HX711 scale;

  char buff[10];

void setup() {
  Serial.begin(9600);
  Serial.println("HX711 scale demo");

  scale.begin(DOUT, CLK);
  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

  Serial.println("Readings:");

  Slave.begin(); 



}

void loop() {
  Serial.print("Reading: ");
  Slave.writeRegisters(scale.get_units()); //scale.get_units() returns a float
  Serial.print(scale.get_units(),4); //scale.get_units() returns a float
  Serial.print(" kg"); //You can change this to kg but you'll need to refactor the calibration_factor
  Serial.println();
}