IoT Gateway

    Multi-Protocol Industrial IoT Gateway Solution

    Project Overview

    IoT gateway based on embedded Linux system, supporting multiple network connection methods including 4G, WiFi, and Ethernet, providing complete industrial communication capabilities including 16-channel serial ports, 485 bus communication, MODBUS protocol, and MQTT IoT protocol. Through unified gateway platform, enables centralized management and data collection of multiple devices, providing reliable access solutions for industrial IoT.

    Technical Challenges

    Numerous IoT devices with complex communication protocols require unified access points for data aggregation and remote management while ensuring communication stability and security.

    Solution

    Uses embedded Linux system as core platform, integrating multiple network modules and communication interfaces. Through rich drivers and protocol support, implements data conversion and unified management for different protocol devices, providing standardized data interfaces for upper-layer applications.

    Key Highlights

    Embedded Linux system for stable and reliable operation
    Supports 4G, WiFi, Ethernet multiple network methods
    16-channel serial port connection for strong device access capability
    Supports 485 industrial bus communication
    MODBUS protocol supports industrial equipment integration
    MQTT IoT protocol supports cloud platform connection

    Technology Stack

    Operating System: Embedded Linux system, kernel customization optimization
    Network Technologies: 4G LTE module, WiFi module, Ethernet interface
    Communication Interfaces: Serial UART, RS485 bus, GPIO expansion
    Industrial Protocols: MODBUS RTU/TCP, MQTT client, TCP/IP protocol
    Data Acquisition: Sensor data reading, device status monitoring
    Network Services: HTTP server, WebSocket, data forwarding
    Security Technologies: Data encryption, access control, firewall
    Management Interface: Web management interface, remote configuration

    Development Timeline

    Month 1: Hardware platform selection and Linux system customization
    Month 2: Network module integration and driver development
    Month 3: Protocol stack development and system integration testing

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