| 基于RTC 的实时串口通信 |
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| 引用本文： | 樊鹏,董琦昕. 基于RTC 的实时串口通信[J]. 兵工自动化, 2011, 30(3): 59-61. DOI: 10.3969/j.issn.1006-1576.2011.03.018 |
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| 作者姓名： | 樊鹏 董琦昕 |
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| 作者单位： | 中国兵器工业第58研究所军品部,四川,绵阳,621000 |
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| 摘 要： | 为实现多帧异步数据的实时发送,结合某分布式火控系统的性能检测要求,提出一种PC104平台下串口数据精确实时发送的控制方法。介绍了实时钟及PC104串口通信的基本原理,设计了合理的中断控制方案。其通信软件的设计主要包括实时钟中断挂接及中断处理、串口中断挂接及中断处理、检测数据生成等关键部分。该方法已在某火控系统中得到实际应用,能将各节点的检测数据在时间上严格对齐,提高了火控系统的分析精度。
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| 关 键 词： | 火控系统 实时钟 PC104 串行通信 |
| 收稿时间： | 2013-01-16 |
Real-Time Serial Communication Based on RTC |
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| Fan Peng,Dong Qixin. Real-Time Serial Communication Based on RTC[J]. Ordnance Industry Automation, 2011, 30(3): 59-61. DOI: 10.3969/j.issn.1006-1576.2011.03.018 |
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| Authors: | Fan Peng Dong Qixin |
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| Affiliation: | Fan Peng,Dong Qixin(Dept.of Armament Products,No.58 Research Institute of China Ordnance Industries,Mianyang 621000,China) |
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| Abstract: | To transmit several frames of asynchronous data immediately,combined with the requirements of performance testing of a distributed fire control system.This paper proposes a method of transmitting serial data immediately with accurate time control for PC104 platform.The basic principles of real-time clock and serial communication on PC104 are discussed,and a reasonable interrupt control scheme was designed.The design of communication software includes real-time clock interrupt installation and handling,seria... |
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| Keywords: | PC104 |
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