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madhawapolkotuwa/README.md

Hi there! 👋 I'm P.W.M.H. Polkotuwa

Welcome to my GitHub! I'm a System Development Engineer delivering innovative software and embedded system solutions across industries like automotive, smart home, and industrial systems.

👨‍💻 About Me

  • 🌟 Passionate about creating user-friendly systems and solving complex problems.
  • 🎯 Specialized in real-time signal processing systems, machine control, and database design.
  • 📚 Committed to continuous learning and sharing knowledge with the developer community.

🚀 My Expertise

Programming Languages

  • C | C++ | C# | Python | TypeScript

    🧑‍💻 Languages

Top Langs

Frameworks & Tools

  • React | WPF | Windows Forms | MFC | ASP.NET Core

Platforms

  • Windows | Linux | QNX RTOS

Databases

  • SQL Server | LDAP Server

Real-Time Systems

  • Embedded systems, signal processing, and data transmission protocols (CAN Bus, SPI, Ethernet/IP).

📂 Notable Projects

1. 21 CFR Part 11 Compliance System for NTX Series Machines

  • Description: Developed a machine control system compliant with regulatory standards for pharmaceutical applications.
  • Tech Stack: C#, WPF, SQL Server, OPC UA.
  • Highlights:
    • Delivered a unified HMI system.
    • Enabled real-time communication between PC and PLC.

2. Superconductor Detection Machine (SQUID System)

  • Description: Designed a detection system for metallic contamination and foreign matter using superconducting sensors.
  • Tech Stack: C++, MFC, SQL Server.
  • Highlights:
    • Enhanced signal processing accuracy with CIC and FIR filters.
    • Released the first model at Battery Japan 2023.

3. Signal Processing System for Metal Detection

  • Description: Built a signal processing system with real-time data handling for precision metal detection.
  • Tech Stack: C, dsPIC33CH, Python (testing system).
  • Highlights:
    • Optimized algorithms for noise reduction and stability.
    • Implemented advanced data visualization.

✨ Featured Content

📖 Articles & Tutorials

🎥 Videos

📫 Let's Connect!

Popular repositories Loading

  1. WPFPaginationDemo WPFPaginationDemo Public

    A custom pagination control for WPF applications (MainApp is Demo App, PaginationControl is the Custom Control)

    C# 7 1

  2. WPF.LoadingAnimations WPF.LoadingAnimations Public

    A Simple Loading Animations for WPF Applications

    C# 4

  3. Fir-Filter-coeff-cal Fir-Filter-coeff-cal Public

    Fir Filter Coefficient calculation for Embeded programs

    C 3

  4. OscilloscopeDeMo OscilloscopeDeMo Public

    Real-time plotting of 8 channels of data

    C++ 3

  5. Real-Time-PLC-Control-Web-Application Real-Time-PLC-Control-Web-Application Public

    using asp.net 6 & angular 16 realtime PLC control and monitor Web Application

    C# 3

  6. LDAP-User-Control-Program-with-Asp.net-API-Angular LDAP-User-Control-Program-with-Asp.net-API-Angular Public

    LDAP User Control Program with Asp.net API & Angular

    C# 3 1