| 多路接口与E1协议转换器设计与实现 |
| |
| 引用本文： | 余发洪,刘皖,王占峰. 多路接口与E1协议转换器设计与实现[J]. 现代电子技术, 2011, 34(9): 69-72 |
| |
| 作者姓名： | 余发洪 刘皖 王占峰 |
| |
| 作者单位： | 1. 解放军信息工程大学电子技术学院,河南郑州,450000
2. 北方信息技术研究所,北京,100072 |
| |
| 摘 要： | 针对通信带宽越来越高,低速设备无法连接到高速的E1线路的问题,提出了一种基于可编程逻辑器件FPGA、嵌入式微处理器MPC875的多路接口与E1协议转换器的设计,给出了硬件原理框图及主要元器件的选型,并对多路接口数据调度方法、空时隙处理策略、FPGA结构设计、软件设计流程进行了详细说明。通过实现RS 232,RS 449,V.35三路接口与E1的协议转换,证明该方案是可行的。
|
| 关 键 词： | 多路接口 E1 协议转换 FPGA |
Design and Implementation of Protocol Converter for Multiple Interfaces and El |
| |
| YU Fa-hong,LIU Wan,WANG Zhan-feng. Design and Implementation of Protocol Converter for Multiple Interfaces and El[J]. Modern Electronic Technique, 2011, 34(9): 69-72 |
| |
| Authors: | YU Fa-hong LIU Wan WANG Zhan-feng |
| |
| Affiliation: | YU Fa-hong1,LIU Wan2,WANG Zhan-feng2(1.College of Electronic Technology,PLA Information Engineering University,Zhengzhou 450000,China,2.Northern Institute of Information Technology,Beijing 100072,China) |
| |
| Abstract: | Since the communication bandwidth is widened increasingly,a design of protocol converter based on FPGA and MPC875 for multiple interfaces and E1 is proposed to solve the problem that the low-speed devices can not be connected to high-speed E1 lines.The hardware functional block diagram and the selection method of major components are provided.The dispatching method of multi-interface data,empty timeslot disposal strategy,FPGA structure design and software design flow are elaborated.Through the realization o... |
| |
| Keywords: | multi-interface E1 protocol convertion FPGA |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
