IoT Smart Classroom
A comprehensive IoT Smart Classroom Management System that bridges the gap between expensive industrial automation systems and consumer-grade solutions. Featuring custom-designed control hardware, intuitive HMI touchscreen interfaces, and web-based remote management, the system provides granular control over lighting, HVAC, electrical outlets, and auxiliary devices. Successfully deployed and evaluated at Chulalongkorn University with proven reliability and significant cost advantages over traditional building automation systems.
Project Gallery
ESPMegaPRO Control Cabinet
Custom controller with relay modules and professional wiring
HMI Interface Design
Touch-optimized classroom control layout
Web Management Dashboard
Multi-room control with Smart Board integration
HMI Touchscreen Display
7-inch classroom control panel with real-time feedback
Mobile App Interface
Outlet control & A/C restrictions
Installation Display
HMI with IoT system information signage
System Architecture
Hardware Layer
- • ESPMegaPRO microprocessor as main controller
- • Professional DIN rail mounted cabinet
- • Relay matrix for high-power device switching
- • Modular expansion cards for enhanced scalability
- • IC-level design enabling custom hardware configurations
- • Industrial-grade wiring and components
Control Interfaces
- • 7-inch HMI touchscreen displays
- • Web-based management dashboard
- • Mobile-responsive interface
- • Real-time status feedback
Technical Specifications
Per Room Control Capabilities
Additional Devices
Key Features
Implementation & Deployment
User Interface Design
The system features a modern, intuitive interface with pink/magenta accent colors for enhanced visibility. The dashboard provides quick access to all classroom systems with clear visual feedback and status indicators, enabling seamless control of lighting, HVAC, and auxiliary devices through multiple interface options.
Educational Environment Integration
Deployed across Chulalongkorn University's Faculty of Education secondary schools, the system provides teachers and administrators with unprecedented control over classroom environments. The intuitive interface design ensures accessibility for all users, while the professional installation ensures reliability in educational settings.
Project Impact & Results
Successfully installed across 42 classrooms in four of CU-EDU's secondary schools, enabling better management of classroom appliances including air conditioning, lighting, fans, and power sockets.
Real-World Performance Data
Based on 10-month evaluation period from April 2024 to February 2025
Cost Effectiveness vs Industrial Solutions
Energy Management
Power consumption of approximately 5W per controller (excluding relays), compared to 9.6W for equivalent industrial PLCs, enabling efficient energy usage.
System Reliability
Built-in fault detection and monitoring capabilities with only 9 hardware faults across 42 devices over 10 months of operation.
Technologies Used
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