| 基于ARM的矿用通信分站CAN接口的设计 |
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| 引用本文： | 梁向红,张芩.基于ARM的矿用通信分站CAN接口的设计[J].工矿自动化,2009,35(3). |
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| 作者姓名： | 梁向红 张芩 |
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| 作者单位： | 1. 江苏工业学院信息科学与工程学院,江苏,常州,213164
2. 南京邮电大学通信与信息工程学院,江苏,南京,210046 |
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| 摘 要： | 通信分站在煤矿安全监控系统中起着非常重要的作用。文章提出了一种基于ARM的矿用通信分站CAN接口的设计方案,详细介绍了ARM微处理器S3C44B0X扩展CAN控制器SJA1000的接口设计方法。该方案采用CPLD实现S3C44B0X与89C52单片机高速并行通信接口及1扩2外设中断管理器,具有实现简单、可靠性高、CPU利用率高等优点。实验结果表明,该方案使通信分站不仅成为具有就地查询显示、就地键盘控制等功能的采集与转发装置,还具有CAN网桥功能。
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| 关 键 词： | 煤矿 安全监控 通信分站 嵌入式系统 接口 ARM CAN |
Design of CAN Interface of Mine-used Communication Substation Based on ARM |
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| LIANG Xiang-hong,ZHANG Qin.Design of CAN Interface of Mine-used Communication Substation Based on ARM[J].Industry and Automation,2009,35(3). |
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| Authors: | LIANG Xiang-hong ZHANG Qin |
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| Affiliation: | 1.College of Information Science and Engineering of Jiangsu Polytechnic University;Changzhou 213164;China.2.College of Communication and Information Engineering of Nanjing University of Posts and Telecommunications;Nanjing 210046;China |
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| Abstract: | Communication substation has important function in coal mine safety monitoring and control system.The paper proposed a design scheme of CAN interface of mine-used communication substation based on ARM,introduced design method of CAN controller SJA1000 expanded by ARM microprocessor S3C44B0X in details.The scheme used CPLD to realize parallel communication interface with high-speed between S3C44B0X and 89C52 single-chip microcomputer and PIE12,and had the advantages such as simple implementation,high reliabi... |
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| Keywords: | coal mine safety monitoring and control communication substation embedded system interface ARM CAN |
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