Mise à jour documentation

README.md

@@ -1,9 +1,15 @@
 # Joulemetre Viewer
 
 ## Overview
+
 The Joulemetre Viewer is a web application designed to display real-time data read from a serial port. It visualizes key electrical parameters including power, voltage, current, energy, and time. The application utilizes WebSockets for live updates, ensuring that users receive the most current data without needing to refresh the page.
 
+## Versions
+
+Node.JS version : 18.19.1
+
 ## Project Structure
+
 ```
 joulemetre-viewer
 ├── src
@@ -21,32 +27,36 @@ joulemetre-viewer
 ```
 
 ## Installation
+
 1. Clone the repository:
+   
    ```
    git clone <repository-url>
    cd joulemetre-viewer
    ```
 
 2. Install the dependencies:
+   
    ```
    npm install
    ```
 
+3. Upload the .hex file in the arduino_hex folder to the arduino board.
+
 ## Usage
+
 1. Start the server:
+   
    ```
    npm start
    ```
+   
+   If you want to use another serial port (COM3 for example), the command is :
+   
+   ```
+   npm start COM3
+   ```
 
 2. Open your web browser and navigate to `http://localhost:3000` to view the application.
 
-## Features
-- Real-time data display from a serial port.
-- WebSocket communication for live updates.
-- User-friendly interface for monitoring electrical parameters.
-
-## Contributing
-Contributions are welcome! Please submit a pull request or open an issue for any enhancements or bug fixes.
-
-## License
-This project is licensed under the MIT License.
+#