CortexM3 MCU based module with 2 MB flash memory and 128 KB SRAM running FreeRTOS, delivering deterministic multitasking and reliable embedded performance for realtime applications. Flexible networking and protocols: supports TCP, UDP, MQTT, HTTP, and WebSocket with stable, efficient network communication suitable for IoT gateways, edge devices, and remote monitoring. RS485 to Ethernet bridge capability: enables seamless conversion from RS485 serial interfaces to 10/100 M Ethernet, allowing legacy RS485 devices to communicate over standard IP networks. serial communication performance: supports serial speeds up to 460800 bps, enabling fast data transfer from field devices to the Ethernet network. Ethernet accessibility and reliability: features 10/100 M Ethernet autonegotiation to adapt to various network environments, plus heartbeat and relay packet functions to maintain connectivity and data integrity. Seamless integration and compatibility: designed to work with FreeRTOS compatible software stacks and common industrial protocols, facilitating quick integration into existing systems without extensive porting. Key advantages for customers: Reduces integration time by offering a readytorun MCU platform with proven RTOS support. Enables rapid deployment of IoT and industrial edge solutions through multiprotocol networking. Provides a reliable bridge between RS485 field devices and IP networks, expanding connectivity options. Practical use scenarios: Industrial automation gateway: collect data from RS485 sensors and actuators, publish via MQTT or HTTP to a cloud or onpremises server, and monitor device health with builtin heartbeat. Remote monitoring terminal: bridge RS485 equipment to a remote IT network using TCP/UDP/WebSocket, enabling realtime dashboards and alerts. Smart building control: consolidate RS485based systems (lighting, HVAC, access) to an Ethernet/IP network for centralized control and monitoring using MQTT or HTTP. Performance highlights at a glance: MCU: CortexM3 Memory: 2 MB flash, 128 KB SRAM OS: FreeRTOS Networking: TCP/UDP, MQTT, HTTP, WebSocket Interface conversion: RS485 to 10/100 Mbps Ethernet Serial speed: up to 460800 bps Network features: autonegotiation, heartbeat, relay packet functions This module provides a robust, CPUefficient platform for reliable industrial and IoT applications, combining flexible multiprotocol networking with speed RS485toEthernet bridging and deterministic FreeRTOSbased performance.