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How to Set-up

Upload Arduino Code

• Open arduino/buck_monitor.ino
• Select Arduino Uno
• Select correct COM port
• Upload
• Open Serial Monitor at 9600 baud

Run GUI Dashboard

• Open processing_display/buck_display.pde
• Change COM port if required
• Run the sketch
• View live dashboard

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Key Features

✔ Adjustable DC output
✔ Real-time voltage and current monitoring
✔ LCD-based local display
✔ Serial data transmission
✔ Full-screen PC dashboard
✔ Potentiometer rotation detection
✔ Modular design

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Engineering Concepts Demonstrated

• Buck converter switching regulation
• Inductor-based energy transfer
• Voltage divider sensing
• Hall-effect current measurement
• ADC conversion
• Serial communication protocol
• Embedded system integration
• GUI-based data visualization

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🔮 Future Enhancements

• Closed-loop PWM voltage control
• PID regulation
• Overcurrent protection logic
• Efficiency analysis and optimization
• PCB implementation
• Data logging to CSV
• Real-time graph plotting

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📘 Academic Context

Developed for Embedded System Design Laboratory coursework as an integrated hardware-software system.

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👨‍💻 Author

Harish M
Department of Electrical / Electronics Engineering

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