| 基于uCOS-II的嵌入式数控系统实时性分析 |
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| 引用本文： | 刘淼,王田苗,魏洪兴,陈友东.基于uCOS-II的嵌入式数控系统实时性分析[J].计算机工程,2006,32(22):222-224. |
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| 作者姓名： | 刘淼 王田苗 魏洪兴 陈友东 |
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| 作者单位： | 北京航空航天大学机器人研究所,北京100083 |
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| 摘 要： | 提出了一种嵌入式数控系统的软硬件体系结构，该系统采用实时操作系统uCOS-II和ARM嵌入式微处理器构建。结合实时多任务操作系统的性能指标，分析了嵌入式实时操作系统uCOS-II的时间特性，并给出了uCOS-II中最长时间特性的计算方法，同时，在数控系统的平台上，测试了系统任务调度各个阶段所用时间，并对此系统的实时性和稳定性进行了分析。结果表明，基于uCOS-II和ARM所构建的嵌入式数控系统的实时性好，且具有低成本、高性能的特点，具有广泛的应用前景。
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| 关 键 词： | 实时操作系统 uCOS-II ARM |
| 文章编号： | 1000-3428(2006)22-0222-03 |
| 修稿时间： | 2005年12月27 |
Real-time Analysis of Embedded CNC System Based on uCOS-II |
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| LIU Miao,WANG Tianmiao,WEI Hongxing,CHEN Youdong.Real-time Analysis of Embedded CNC System Based on uCOS-II[J].Computer Engineering,2006,32(22):222-224. |
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| Authors: | LIU Miao WANG Tianmiao WEI Hongxing CHEN Youdong |
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| Affiliation: | (Robotics Institute, Beijing University of Aeronautics and Astronautics, Beijing 100083) |
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| Abstract: | This paper discusses a hardware and software architecture of embedded numerical control system.This system is built on uCOS-II and ARM.The timing specification of uCOS-II is analyzed based on the performance of RTOS.The method for getting the longest timing specification of uCOS-II is described.And the time of system schedule is measured.The paper also analyzes the system real-time performance and stability.The result indicates that this embedded numerical control system has perfect real-time character,low cost and high-performance.It has extensive application. |
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| Keywords: | uCOS-II ARM |
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