This module combines essential networking and control capabilities in a compact package, delivering reliable Ethernet connectivity together with flexible serial interfaces and a performance MCU. It is designed for embedded systems that require reliable wired communication, easy integration, and versatile I/O. Key features and benefits Ethernet connectivity for networked control and monitoring DP83848LQFP48 Ethernet PHY supports 10/100 Mbps Ethernet, enabling standard TCP/IP networking, remote management, and data exchange with networked systems. performance control core STM32F407VET6LQFP100 master MCU with a capable ARM CortexM4 core, suitable for realtime control, signal processing, and complex peripheral handling in embedded applications. Flexible serial communications One RS232 interface (serial port 1) defined by pins PA9 and PA10 for legacy serial devices and straightforward pointtopoint connections. One RS485 interface (serial port 2) defined by pins PD5 and PD6 for robust, multidrop, longdistance serial networks with differential signaling. Compact, capable packaging LQFP48 Ethernet PHY and LQFP100 MCU packages support compact board layouts while preserving performance and I/O capability. Proven, robust components DP83848 Ethernet PHY and STM32F407VET6 MCU are widely used in industry, offering reliable performance and broad toolchain support. Practical integration and compatibility Designed to work with common embedded development workflows and STM32 toolchains, facilitating straightforward development and deployment. Interfaces and key specifications Ethernet PHY: DP83848LQFP48 Master MCU: STM32F407VET6LQFP100 Serial Port 1: RS232 interface with serial port 1 PA9, PA10 Serial Port 2: RS485 interface with serial port 2 PD5, PD6 23 practical use scenarios Industrial control gateway Use Ethernet to connect to a central SCADA or cloud server, while RS485 links multiple field devices in a robust multidrop network, and RS232 supports legacy instrumentation for direct data input. Building automation hub Collect data from RS485based sensors and actuators across a facility, transmit updates over Ethernet to a building management system, and use RS232 for maintenance tools or legacy meters when needed. Data acquisition and remote monitoring device Interface a mix of RS232 measurement equipment and RS485 sensors to a networked gateway, enabling realtime data streaming and remote health checks via Ethernet. This description preserves the original product brand, specifications, models, and functions while presenting clear, customerfocused benefits, concise structure, and realistic application contexts.