#include <HX711_ADC.h>

const int HX711_dout = 2;
const int HX711_sck = 3;

HX711_ADC LoadCell(HX711_dout, HX711_sck);

void setup() {
  Serial.begin(9600);
  LoadCell.begin();
  LoadCell.start(2000);
  LoadCell.setCalFactor(0.42);
}

void loop() {
  LoadCell.update();
  float i=LoadCell.getData();
  if(i<0){i=0; delay(100);}

  if(i>0){
  Serial.print("weight(g)");
  Serial.println(i);}
  
}