基于千兆以太网的弹载数据采集系统设计  

Designing Missile Storage Data Recorder Based on Gigabit Ethernet

作　　者：张少芳[1] 李献军[1] 王月春[1] 杨立云 ZHANG Shaofang;LI Xianjun;WANG Yuechun;YANG Liyun(Department of Computer Science Shijiazhuang Vocational Technical College of Posts & Telecommunications, Shijiazhuang 050021, China;School of Information Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018, China)

机构地区：[1]石家庄邮电职业技术学院,石家庄050021 [2]河北科技大学信息科学与工程学院,石家庄050018

出　　处：《兵器装备工程学报》2020年第11期257-260,共4页Journal of Ordnance Equipment Engineering

基　　金：河北省高等学校创新创业教育教学改革研究与实践资助项目(2017CXCY294)。

摘　　要：针对大容量弹载数据采集系统对高数据回读速率的要求,进行了基于千兆以太网的数据传输技术研究,利用FPGA实现对MAC层的控制,采用CRC算法对以太网中的数据传输进行差错检验,提高了数据传输的可靠性,经过系统功能测试,验证了该系统以太网数据传输逻辑正确、数据准确、可靠性高,具有良好的可移植性和推广价值。Considering the requirement of reliability of data storage for high data readback rate,the key technology of data transmission technology based on gigabit Ethernet was studied.Using FPGA to realize control of the MAC layer,using the algorithm of CRC in Ethernet data transmission error inspection,which improved the integrity and reliability of test data.After the system functional test,it has proved that the system has correct Ethernet data transfer logic,accurate data,high reliability,good portability and promotion value.

关 键 词：存储测试 数据采集 千兆以太网 MAC层 CRC-32校验 

分 类 号：TH89[机械工程—仪器科学与技术]