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DIY Weighing Scale using Load Cell HX711 & Arduino
Just Do Electronics
August 20, 2022
Circuit Diagram :-
Component List :-
1.Arduino Nano
2.Load Cell
3.Push Button
4.16x2 Lcd Display
5.
10k potentiometer
Code :-
//Prateek //wwww.prateeks.in //https://www.youtube.com/c/JustDoElectronics/videos #include
// https://github.com/olkal/HX711_ADC #include
#include
LiquidCrystal lcd(12, 11, 10, 9, 8, 7);//RS,EN,D4,D5,D6,D7 HX711_ADC LoadCell(5, 4); // dt pin, sck pin int taree = 6; int a = 0; float b = 0; void setup() { pinMode (taree, INPUT_PULLUP); LoadCell.begin(); // start connection to HX711 LoadCell.start(1000); // load cells gets 1000ms of time to stabilize LoadCell.setCalFactor(375); lcd.begin(16, 2); lcd.setCursor(1, 0); // set cursor to first row lcd.print("Digital Scale "); // print out to LCD lcd.setCursor(0, 1); // set cursor to first row lcd.print(" 10KG MAX LOAD "); // print out to LCD delay(3000); lcd.clear(); } void loop() { lcd.setCursor(1, 0); // set cursor to first row lcd.print("Digital Scale "); // print out to LCD LoadCell.update(); // retrieves data from the load cell float i = LoadCell.getData(); // get output value if (i<0) { i = i * (-1); lcd.setCursor(0, 1); lcd.print("-"); lcd.setCursor(8, 1); lcd.print("-"); } else { lcd.setCursor(0, 1); lcd.print(" "); lcd.setCursor(8, 1); lcd.print(" "); } lcd.setCursor(1, 1); // set cursor to secon row lcd.print(i, 1); // print out the retrieved value to the second row lcd.print("g "); float z = i/28.3495; lcd.setCursor(9, 1); lcd.print(z, 2); lcd.print("oz "); if (i>=5000) { i=0; lcd.setCursor(0, 0); // set cursor to secon row lcd.print(" Over Loaded "); delay(200); } if (digitalRead (taree) == LOW) { lcd.setCursor(0, 1); // set cursor to secon row lcd.print("Load Reset"); LoadCell.start(1000); lcd.setCursor(0, 1); lcd.print(" "); } }
Video :-
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Hi WelCome To My Website If you have a creative mind and want to learn Electronics even without studying it then FRIENDS this Website And Youtube Channel is for you, I am crazy creators who love making Electronics things. I have a bunch of more than 130 Tutorial Videos on My YouTube Channel and I upload a new Tutorial every Sunday.
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