基于DSP的IEEE1394接口硬件设计与仿真  

Hardware design and simulation of IEEE1394 interface based on DSP

作　　者：杨明[1] 李立京[1] 潘江江[1] 章敏[1] 

机构地区：[1]北京航空航天大学仪器科学与光电工程学院,北京100191

出　　处：《电子测量技术》2011年第7期58-61,共4页Electronic Measurement Technology

摘　　要：IEEE1394总线是一种便于实时数字数据传输的一种高速串行总线,由于其具有带宽高、速度快和管理灵活等优点,已经成为下一代航空航天、工业控制领域的首要候选总线技术之一。已经在以上领域中大量使用的DSP芯片急需适应1394总线的发展趋势,以此为背景提出1种基于DSP(TMS320C6747)的IEEE1394光总线接口扩展的实现方案。并以DSP(TMS320C6747)和IEEE1394芯片为基础,完成了该系统的硬件设计和仿真,仿真结果表明电路所有关键信号完整性良好,可以保证硬件稳定运行。为DSP高速设备可以接入1394总线网络提供了技术支持,推动了高速电子系统的应用和发展。IEEE1394 bus is a kind of serial high-speed bus for the real-time transmission of data.Due to the advantage in bandwidth,speed and management,IEEE1394 bus has become the principal choice of the application of industrial automation and navigation.At the same time,DSP has also already taken very large market share,so how to link the IEEE1394 bus to DSP chips becomes very important.Proposed a method of IEEE1394 optical bus interface design based on DSP（TMS320C6747） according to the background.By using the DSP（TMS320C6747） and IEEE1394 chips,the paper does the work of hardware design and simulation.The results of simulation show that all critical signal＇s integrity of the circuit is good enough to guarantee stable operation of the hardware.The work provides the technonlgy to make the high-speed equipments based on DSP be able to link to the IEEE1394 optical bus net.All the work will accelerate the application and development of high-speed electronical system.

关 键 词：DSP(TMS320C6747) IEEE1394光总线 设计与仿真 

分 类 号：TP271[自动化与计算机技术—检测技术与自动化装置]