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LohanAtapattu/README.md

Hi πŸ‘‹, I'm Lohan Atapattu

Biomedical Engineering Undergraduate

IC Design β€’ Biosignal Processing β€’ Medical Product Development β€’ Implantables & Wearables

LinkedIn Email

University of Moratuwa, Sri Lanka | Visiting Research Intern @ University of Melbourne


πŸ‘¨β€πŸ’» About Me

  • πŸ”­ I’m passionate about Electronic Circuit and Enclosure Design, PCB design, VLSI design, and Digital Systems Design.

πŸ’Ό Experience

Visiting Research Intern | University of Melbourne

John NeuroBionics Lab, Department of Biomedical Engineering (Dec 2024 - May 2025)

  • Conducting research at the John NeuroBionics Lab, focusing on biomedical engineering applications.

Instructor | SkillSurf

(March 2025 - Present)

  • Providing specialized bootcamps in IoT, Processor & Chip Design, and AI to meet the growing tech industry demands in Sri Lanka.

πŸš€ Key Projects

πŸ”¬ IC Design & VLSI

  • 100KSPS 8-bit Fully Differential SAR ADC for Low Power Applications (UNIC CASS, 2024)
    • Designed a 100 KSPS 8-bit SAR ADC optimized for low-power IoT and implantable medical devices.
    • Achieved 8-bit resolution while minimizing power and die area.
  • Fully Differential Operational Amplifier Design (2025)
    • Tapeout Ready: Designed and submitted for fabrication. Intended for use in a biomedical EEG acquisition circuit.

πŸ’» Digital Systems & FPGA

  • RISC-V Processor Design (2024)
    • Designed a RISC-V processor capable of executing R, U, I, S, J, and SB-type instructions.
    • Implemented in HDL for FPGA.
  • UART Transceiver Implementation in FPGA (2024)
    • Designed using Verilog HDL and physically implemented on a DE0 Nano Board.

πŸ€– Embedded Systems & Robotics

  • Smart Medibox (2023)
    • IoT-enabled device for medication reminders and humidity/temperature control using servo motors.
  • Pick and Place Robot (2024)
    • Designed an automated mechanism for industrial assembly lines.

πŸ›  Languages and Tools

Altium SolidWorks Verilog FPGA
C C++ Python MATLAB
PyTorch Arduino Git VS Code


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    This is the semester 4 Engineering Design Realization Project of Electronics and Telecommunication Department University of Moratuwa

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    100KSPS 8-bit Fully-differential Successive Approximation Register (SAR) analog-to-digital converter (ADC) for Low-power Applications (UNIC-CASS program by IEEE CASS)

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