基于VSC7428的以太网交换电路的设计与实现  

Design of Ethernet Switch Circuit Based onVSC7428

作　　者：代明清 赵谦 胡益诚 DAI Mingqing;ZHAO Qian;HU Yicheng(Xi'an Aeronautics Computing Technique Research Institute,AViC,Xi'an 710065,China)

机构地区：[1]中国航空工业集团公司西安航空计算技术研究所,陕西西安710065

出　　处：《长江信息通信》2024年第4期201-203,共3页Changjiang Information & Communications

摘　　要：为了实现嵌入式系统间的数据传输,设计实现了一种基于以PowerPC处理器和以太网交换芯片的以太网交换电路。介绍了电路硬件结构、工作原理及软件设计方法。电路以VSC7428以太网交换芯片为核心,实现了4路PC8640处理器之间的以太网交换。经过实验验证,电路电路工作稳定,实现了与其他嵌入式系统间的通信,满足设计需求。In order to realize data communications between different embedded systems,a ethernet switch circuit based on PowerPC and ethernet switch chip is designed and realized.The paper describes the hardware circuit structure,operational principle and programming of software detailed.The circuit uses VSC7428 as the core switch chip,realizes the ethernet switch between four PC8640 processors.The experiment results show that the circuit has the advantages of stable performance,can realize data communications between different embedded systems,and meets the requirements of design.

关 键 词：以太网交换 PC8640 VSC7428 

分 类 号：TN274.2[电子电信—物理电子学]