- 🎓 Undergraduate in Electrical & Electronic Engineering at University of Peradeniya, Sri Lanka.
- 🌱 Exploring AI/ML, Embedded Systems/IoT, Signal Processing, and Robotics.
- 🔗 Passionate about open-source projects and system-level innovation.
- 📍 Based in Sri Lanka.
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🤖 SVAIS (Smart Voice-based Acoustic IoT System)
Architecting a modular audio-intelligent system with ESP32 and backup-ready hardware. Combining audio recognition, PCB design, and automation control. -
🎙️ Edge Audio Recognition with ESP32
Developing real-time trigger word detection (e.g., clap, hello) using low-power, memory-efficient DSP + ML pipelines suitable for microcontrollers. -
🦾 Autonomous Robotics with Webots
Creating a fully simulated 2-wheeled robot with SLAM (BreezySLAM), sensor fusion (Kalman, Complementary Filters), and PID-based motor control. -
📐 Custom PCB Design & Hardware Architecture
Designing modular through-hole PCBs for IoT systems in EasyEDA — with separation of power/control domains, UPS integration, and sensor-amp setups. -
📊 Signal Processing & Sensor Fusion R&D
Exploring filtering techniques (Kalman, Complementary, Low/High Pass) to build robust sensor data pipelines for motion control, audio, and robotics. -
🧠 Divide-and-Conquer ML & Systems Thinking
Applying structured hybrid learning: from sound classification to simulation frameworks — merging DSP, embedded, algorithms, and control systems.
| Project | Description |
|---|---|
| 🔊 [Smart Voice-based Acoustic IoT System (SVAIS)] | A real-time ESP32-based system using a MAX4466 mic, PAM8403 amp, and LiPo UPS. Features wake-word/audio recognition, dual-board modular PCB (Power + Control), and emergency backup functionality. |
| 🧠 [Lightweight Audio Recognizer] | Detects sounds like snap, clap, hello, on, off using DSP and ML. Includes CSV generation, MFCC extraction, custom classifier, and low-power deployment pipeline. |
| 🤖 [Webots Autonomous Robot Simulation] | 2-wheeled robot simulation with Xiaomi LDS LIDAR, BreezySLAM, Kalman/Complementary filters, and real-time path planning. Fully modular software pipeline with testing structure. |
| 🔌 [Custom ESP32 Modular PCB (EasyEDA)] | Through-hole two-board system with proper ground separation, JST connectors, UPS-powered backup, ESP32 DevKit modular headers, and simulation-first schematic design. |
🔍 More projects at github.com/Oshadha345?tab=repositories
- 🎧 Music & genre exploration
- 📘 Reading sci-fi and popular science (fan of Michio Kaku)
- 🏃♂️ Outdoor activities and fitness
- 🧠 Exploring systems thinking, innovation, and applied AI
Updated July 2025 — Let's build something amazing together!