| 基于Inte18254的运动平台数／模转换电路设计 |
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| 引用本文： | 卢颖,王勇亮,侯士豪,孙方义.基于Inte18254的运动平台数／模转换电路设计[J].现代电子技术,2011,34(13):142-144,154. |
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| 作者姓名： | 卢颖 王勇亮 侯士豪 孙方义 |
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| 作者单位： | 空军航空大学军事仿真技术研究所,吉林长春,130022 |
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| 基金项目： | 空军科研基金项目(KJZ06139) |
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| 摘 要： | 提出了一种新型的运动平台数／模转换（D／A）电路。利用可编程定时／计数器8254具有可编程单次脉冲、对主频进行分频等特点，设计了一种数／模转换电路。实际应用表明，这种数／模转换电路简单实用，工作稳定，且成本低、抗干扰能力较强、实时性好，已经成功地应用于某型飞行模村器三自由度运动平台控制系统中。该电路还可推广应用于飞行模拟器的仪表控制系统、操纵负荷仿真系统的数／模转换电路中。
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| 关 键 词： | 运动平台 可编程定时／计数器8254 数／模转换电路 可编程单次脉冲 |
Design of Motion Platform Digital-to-analog Converting Circuit Based on Intel 8254 |
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| LU Ying,WANG Yong-liang,HOU Shi-hao,SUN Fang-yi.Design of Motion Platform Digital-to-analog Converting Circuit Based on Intel 8254[J].Modern Electronic Technique,2011,34(13):142-144,154. |
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| Authors: | LU Ying WANG Yong-liang HOU Shi-hao SUN Fang-yi |
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| Affiliation: | LU Ying,WANG Yong-liang,HOU Shi-hao,SUN Fang-yi(Military Simulation Technology Research Institute,The Aviation University of Air Force,Changchun 130022,China) |
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| Abstract: | A new type of digital-to-analog(D/A) converting circuit of motion platform is proposed this paper.The digital-to-analog convertor(DAC) was designed by means of the programmable timer/counter 8254.It has characteristics of programmable single pulse and divided frequency for dominant frequency.The application shows that this kind circuit is simple,practical,stable and low cost,has stronger anti-interference ability and better real-time performance;and has been successfully applied to the control system of a f... |
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| Keywords: | motion platform programmable timer/counter 8254 digital-to-analog convertor(DAC) programmable single pulse |
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