Smart Home Automation Hub

Smart Home Automation Hub

Gateway for Connected Home Automation

Silentronics developed a centralized Smart Home Automation Hub that seamlessly connects and manages multiple smart devices including lighting, switches, sensors, plugs, and door locks. The solution combines wireless connectivity, embedded intelligence, and a user-friendly mobile application to deliver secure and reliable home automation.

☞ System Architecture

The Smart Home Hub acts as a central gateway between local smart devices, cloud services, and mobile applications, enabling seamless device management and automation.

Supported Devices

• Smart Lighting
• Smart Switches
• Smart Plugs
• Environmental Sensors
• Motion Sensors
• Smart Door Locks
• Future Device Expansion

☞ Hardware Development

The hub hardware was optimized for reliable operation, wireless performance, and long-term deployment in residential environments.

Core Components                 

• ESP32 / Nordic nRF52840 MCU             
• Dual Connectivity (BLE + Wi-Fi)             
• Status LED Indicators                             
• Function Button Interface                       
• Optional Ethernet Connectivity              
• USB Type-C Power Input                        
• Compact ABS Enclosure

Hardware Specifications

• Connectivity: Wi-Fi 2.4GHz, BLE 5.0
• Protocols: MQTT, HTTP, TCP/IP
• Security: TLS/SSL, AES-128 Encryption
• Input Supply: 5V DC / 2A
• Operating Temperature: –10°C to 50°C
• Dimensions: 90 × 90 × 28 mm

☞ Firmware Development

Custom embedded firmware was developed to provide reliable communication, device management, and local automation execution.

Firmware Features

• BLE Device Discovery & Pairing
• Wi-Fi Network Management
• MQTT Client Implementation
• Automation Rule Engine
• Local Device Control
• Event Processing & Scheduling
• Secure Communication Support
• OTA Firmware Update Capability

☞ Mobile Application

An intuitive mobile application allows users to monitor, configure, and automate their connected home devices from anywhere.

Mobile Features

• Home Dashboard Overview
• Device Status Monitoring
• Device Group Management
• Automation Rule Creation
• Schedule Configuration
• Real-Time Notifications
• Scene Management
• Remote Access & Control

Compatibility

• Android
• iOS

☞ Challenges Solved

• Unified multiple wireless technologies within a single hub.
• Enabled local automations without cloud dependency.
• Ensured secure remote access and communication.
• Designed a scalable architecture supporting future devices.
• Simplified user interaction through an intuitive mobile application.

☞ Project Highlights

✓ End-to-End Smart Home Product Development
✓ Embedded Hardware & Firmware Design
✓ BLE and Wi-Fi Connectivity Integration
✓ MQTT Cloud Communication
✓ Mobile Application Development
✓ Automation Engine Implementation
✓ Prototype Development & Validation
✓ Manufacturing-Ready Design

☞ Tools & Technologies

• ESP32 / Nordic nRF52  • BLE 5.0  • Wi-Fi 2.4GHz  • MQTT  • Embedded C  • TCP/IP      • TLS/SSL Security  • Android & iOS  • Cloud Integration  • OTA Updates