Our Team
- E/20/262: Tharindu Lakshan e20262@eng.pdn.ac.lk
- E/20/266: Pradeep Nilupul e20266@eng.pdn.ac.lk
- E/20/449: Sandaru Wijewardhana e20449@eng.pdn.ac.lk
- E/20/288: Chalaka Perera e20288@eng.pdn.ac.lk
Solution Architecture & Components
Solution Architecture
Components & DataFlow
Components & DataFlow Explained
Budget
Control Unit
- ESP32 = LKR 1200
- 4-channel AC dimmer circuit = LKR 1000
Central Hub
- ESP32 and other components = LKR 3000
Sensor Unit
- Humidity Sensor = LKR 500
- RD-03D mm wave radar sensor = LKR 1250
- VEML7700 Ambient light sensor = LKR 1200
Total cost per unit = LKR 8150