| 基于CPLD的旋转编码器接口电路设计及应用 |
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| 引用本文： | 朱海洋,欧阳明星. 基于CPLD的旋转编码器接口电路设计及应用[J]. 机电工程技术, 2009, 38(5): 86-88 |
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| 作者姓名： | 朱海洋 欧阳明星 |
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| 作者单位： | 广东松山职业技术学院电气工程系,广东韶关,512126;广东松山职业技术学院电气工程系,广东韶关,512126 |
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| 摘 要： | 介绍一种基于CPLD的高精度旋转编码器信号处理电路设计，电路简单，能与多种CPU接口。该设计包括四倍频、方向鉴别，双向计数器、与CPU接口等电路，给出了相关VHDL源代码、顶层连接图以及时序仿真结果，能应用于角度测量、位移测量、高度测量等，在控制领域也有广泛应用价值。
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| 关 键 词： | 旋转编码器 CPLD VHDL 四倍频 |
Interface Circuit Design and Application of Rotary Encoder Based on CPLD |
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| ZHU Hai-yang,OUYANG Ming-xing. Interface Circuit Design and Application of Rotary Encoder Based on CPLD[J]. Mechanical & Electrical Engineering Technology, 2009, 38(5): 86-88 |
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| Authors: | ZHU Hai-yang OUYANG Ming-xing |
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| Affiliation: | Electrical Engineering department;Guangdong Song Shan Polytechnic College;Shaoguan512126;China |
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| Abstract: | This paper presents a design method of high-precision rotary encoder signal processing circuit based on CPLD .This circuit is simple and easily to interface with other CPU. It includes circuit of quadrant, direction of identification, tow-way counter, interface with CPU, etc. in this design. This article presents relevant VHDL source, figure of top-level connection and timing simulation results. It can be used in measurement area of angle, displacement, high degree, and have broad application in control fie... |
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| Keywords: | CPLD VHDL |
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