一种基于E1通信的高可靠数字接口模块设计  

High-reliability Digital Interface Module Based on E1 Communication

作　　者：胡凯利[1] 王振华[1] 汤洋 吕玄兵[1] Hu Kaili;Wang Zhenhua;Tang Yang;Lv Xuanbing(Xuji Group Corporation,Xuchang 461000,China)

机构地区：[1]许继集团有限公司,许昌461000

出　　处：《单片机与嵌入式系统应用》2018年第11期37-41,共5页Microcontrollers & Embedded Systems

基　　金：国家电网公司总部科技项目资助--智能变电站配用二次装置通用平台关键技术研究(5222LK17000Z)

摘　　要：为了满足电力系统精准负荷控制系统通信模块百兆光口转E1接口的需求,提出了一种高可靠的基于E1通信的数字接口模块的设计方案,可实现百兆光以太网到多路E1的接口转换。本方案重点阐述了以太网转多路E1的电路实现及EMC防护,并介绍了FPGA程序实现方案。实验结果表明,本系统硬件结构简单、稳定可靠、抗干扰能力强、性价比高,有较高的应用价值。In order to meet the communication of the 100M fiber Ethernet to E1 interface for accurate load control system in the electric power system,a high-reliability design of digital interface module based on E1 communication is designed and completes the interface conversion from the 100M fiber Ethernet to multi-channel E1.The hardware schematic and EMC designment of the system are mainly introduced,and the FPGA progrom design is also given.The experiment results show that this system has the advantages of simple structure,high stability,high reliability,strong immunity from interference,high cost performance.

关 键 词：E1接口 FPGA XRT83VSH38 EMC 

分 类 号：TM73[电气工程—电力系统及自动化] TN79[电子电信—电路与系统]