| 基于DSP和FPGA的多总线通信接口设计 |
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| 引用本文： | 苏红,赵春海,刘文涛.基于DSP和FPGA的多总线通信接口设计[J].战术导弹技术,2012(5):99-102. |
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| 作者姓名： | 苏红 赵春海 刘文涛 |
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| 作者单位： | 中国航天科工集团第三研究院8359所,北京100143 |
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| 摘 要： | 基于数字信号处理器(DSP)和现场可编程逻辑门阵列(FPGA)设计了一种嵌入式多总线通讯接口系统,实现了千兆以太网与1553B总线和CAN总线间的数据信息交互。DSP通过上层应用程序实现千兆以太网和1553B总线、CAN总线间的数据转换和处理。在FPGA内完成对1553B总线和CAN总线的逻辑控制和时序转换。对系统的总体方案设计、硬件构成、各模块功能的实现以及软件流程进行了设计和分析。在调试和试验过程中证实该系统通讯实时性强,性能稳定、可靠。
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| 关 键 词： | DSP+FPGA CAN总线 1553B总线 千兆以太网 |
Implementation of Multi Data-bus Communication Interface Based on DSP and FPGA |
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| Su Hong,Zhao Chunhai,Liu Wentao.Implementation of Multi Data-bus Communication Interface Based on DSP and FPGA[J].Tactical Missile Technology,2012(5):99-102. |
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| Authors: | Su Hong Zhao Chunhai Liu Wentao |
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| Affiliation: | (The 8359 Institute of the Third Research Academy,CASIC,Beijing 100143,China) |
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| Abstract: | An embedded system of multi data-bus communication interface is proposed based on digital signal processor（DSP） and FPGA,which can realize the information communication among gigabit ethernet,CAN bus and 1553B bus.The upper application programs in DSP are used to transform the data formats among gigabit ethernet,CAN bus and 1553B bus.The logic controls and timing transformations of CAN and 1553B are implemented in FPGA.The solution of the system is proposed.The hardware structure and software design are analyzed.It is verified that the designed system can realize the information communication with well real time and presents the stable and reliable characters. |
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| Keywords: | DSP＋FPGA CAN bus 1553B bus gigabit ethernet |
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