//#include "HX711-multi.h"
#include "HX711.h"

#define calibration_factor -700.0 //This value is obtained using the SparkFun_HX711_Calibration sketch
#define DOUT3  7
#define CLK3   6
#define DOUT2  5
#define CLK2   4
#define DOUT1  3
#define CLK1   2


HX711 scale1;
HX711 scale2;
HX711 scale3;


float calibration_factor1 = 47.6275; //pre 200kg
float calibration_factor2 = 47.6275; //
float calibration_factor3 = 47.6275; //
int p;


void setup() {
  Serial.begin(9600);
  Serial.println("HX711 scale1 demo");


  scale1.begin(DOUT1, CLK1);
  scale1.set_scale();
  scale2.begin(DOUT2, CLK2);
  scale2.set_scale();
  scale3.begin(DOUT3, CLK3);
  scale3.set_scale();
  scale1.set_scale(calibration_factor1); //This value is obtained by using the SparkFun_HX711_Calibration sketch
  scale2.set_scale(calibration_factor2); //This value is obtained by using the SparkFun_HX711_Calibration sketch
  scale3.set_scale(calibration_factor3); //This value is obtained by using the SparkFun_HX711_Calibration sketch
  //scale1.tare(); //Assuming there is no weight on the scale1 at start up, reset the scale1 to 0
  //scale2.tare(); //Assuming there is no weight on the scale1 at start up, reset the scale1 to 0
  //scale3.tare(); //Assuming there is no weight on the scale1 at start up, reset the scale1 to 0
}

void loop() {
  Serial.print("Reading 1: ");
  Serial.print(scale1.get_units() / 2.20462, 1); //scale1.get_units() returns a float
  Serial.print(" Kgs"); //You can change this to kg but you'll need to refactor the calibration_factor
  Serial.print(" ");
  Serial.print("Reading 2: ");
  Serial.print(scale2.get_units() / 2.20462, 1); //scale3.get_units() returns a float
  Serial.print(" Kgs"); //You can change this to kg but you'll need to refactor the calibration_factor
  Serial.print(" ");
  Serial.print("Vaha 3: ");
  Serial.print(scale3.get_units() / 2.20462, 1); //scale3.get_units() returns a float
  Serial.print(" Kgs"); //You can change this to kg but you'll need to refactor the calibration_factor
  Serial.println();
}