#include "HX711.h"
HX711 scale;
const int redLED = 2;
void setup() {
Serial.begin(9600);
Serial.println("Initializing the scale");
scale.begin(A1, A0);
scale.set_scale(420);
pinMode(redLED, OUTPUT);
}
void loop() {
float weight = scale.get_units(1);
Serial.println(weight);
if (weight <= 25)
{
digitalWrite(redLED, LOW);
}
else
{
digitalWrite(redLED, HIGH);
tone(8, 450, 700);
}
delay(1000);
}