| 基于龙芯2F的CPCI-Hot-Swap技术研究与实现 |
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| 引用本文： | 齐劲松,贾志强,屈晔彬.基于龙芯2F的CPCI-Hot-Swap技术研究与实现[J].测控技术,2014,33(11):129-132. |
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| 作者姓名： | 齐劲松 贾志强 屈晔彬 |
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| 作者单位： | 中国兵器工业集团北方自动控制技术研究所,山西太原,030006 |
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| 摘 要： | 介绍了基于龙芯2F的军用嵌入式计算机系统搭载PLX6254桥、LTC1646电源芯片实现CPCI总线的热插拔技术。详细阐述了P1X6254-CPCI桥的硬件接口设计、电源可靠性设计、输入和输出电路的设计以及电源的损耗问题、安全性设计、PCI驱动设计等。实现了将龙芯2F作为可热插拔的PCI从设备挂载到主系统中并能稳定运行的目的。
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| 关 键 词： | CPCI 热插拔 电源损耗 |
Design of CPCI-Hot-Swap Based on Loongson2F System |
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| QI Jin-song
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JIA Zhi-qiang
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QU Ye-bin.Design of CPCI-Hot-Swap Based on Loongson2F System[J].Measurement & Control Technology,2014,33(11):129-132. |
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| Authors: | QI Jin-song JIA Zhi-qiang QU Ye-bin |
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| Abstract: | A method of CPCI-Hot-Swap system using PLX6254 and ITC1646 based on Loongson2F is introduced.The hardware design of PCI-to-PCI bridge is elaborated,reliability design of power,input and output circuit design as well as power-loss problem,safety design,PCI driver design etc are discussed.Loongson2F-subsystem CPCI-Hot-Swap and running on OS stably are realized. |
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| Keywords: | CPCI hot-swap power-loss |
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