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🏗️ Arduino Simple Weighing and Calibration System

HX711 Connection Diagram

📝 Description

This repository contains Arduino code for implementing a professional weighing system with calibration functionality. The project is designed to work with load cells and provides both calibration and weighing capabilities, making it perfect for DIY scales and industrial applications.

🌟 Key Features

• ⚖️ Precise load cell calibration
• 📊 Digital weight measurements
• 🔄 Real-time weight monitoring
• 📱 User-friendly interface
• 💾 Persistent calibration storage
• 🛠️ Easy setup and configuration

📁 Project Structure

arduino-weighing-system/
├── calibration/
│   └── calibration.ino      # Calibration setup sketch
└── simple_weighing/
    └── simple_weighing.ino  # Main weighing system

🔧 Hardware Requirements

Component	Purpose
Arduino Board	Main controller (Uno/Nano recommended)
HX711 Module	Load cell amplifier
Load Cell	Weight sensor (max 5kg/10kg/20kg)
LCD Display	Optional for visual output
Jumper Wires	For connections

📥 Software Dependencies

• Arduino IDE (v1.8.x or newer)
• HX711 Arduino Library (Latest version)

🔌 Wiring Diagram

HX711 Pin	Arduino Pin
VCC	5V
GND	GND
DT	Digital Pin 2*
SCK	Digital Pin 3*

*Pins can be configured in the code

📋 Setup Guide

1. Hardware Assembly

   • Connect load cell to HX711 following the color codes
   • Wire HX711 to Arduino according to the table above
   • Power up the system

2. Software Setup

   1. Install Arduino IDE
   2. Install HX711 library
   3. Upload calibration sketch
   4. Follow calibration procedure

🎯 Usage Instructions

🔍 Calibration Mode

1. Load the calibration sketch
2. Open Serial Monitor (9600 baud)
3. Follow on-screen instructions
4. Save your calibration factor

⚖️ Weighing Mode

1. Input calibration factor
2. Upload weighing sketch
3. Begin measurements
4. Monitor through Serial/LCD

🤝 Contributing

We welcome contributions! Here's how you can help:

1. Fork the repository
2. Create your feature branch
3. Commit your changes
4. Push to the branch
5. Open a Pull Request

👥 Credits

Created with ❤️ by Cracked-oss

🆘 Support

Need help? We're here for you!

📫 Connect With Me

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Made with 🛠️ and passion for the Arduino community