| 基于CPLD的光栅数据采集卡的设计 |
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| 引用本文： | 陈明霞,郭岩.基于CPLD的光栅数据采集卡的设计[J].华北航天工业学院学报,2008(4):11-12. |
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| 作者姓名： | 陈明霞 郭岩 |
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| 作者单位： | 北华航天工业学院电子工程系 |
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| 摘 要： | 本文介绍了一种实用的，基于CPLD的ISA总线光栅数据采集卡的设计，介绍了其硬件结构和工作原理，并详细描述由EPM7128构成的信号处理单元中每个模块电路的组成和功能，其核心为对光栅信号的辨向及四细分模块。
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| 关 键 词： | CPLD 光栅传感器 细分电路 ISA总线 |
The Design of a Data-acquisition for Raster Displacement Based on CPLD |
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| CHEN Ming-xia GUO Yan.The Design of a Data-acquisition for Raster Displacement Based on CPLD[J].Journal of North China Institute of Astronautic Engineering,2008(4):11-12. |
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| Authors: | CHEN Ming-xia GUO Yan |
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| Institution: | (Electronic Engineering Department, North China Institute of Aerospace Engineering, Langfang 065000 China) |
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| Abstract: | A design of data acquisition chip for raster displacement based on CPLD and ISA bus is introduced along with its hardware structures and its working principle.And the components and the function of the every module circuit in signal processing cells by EPM7128SLC are discussed in detail.The subdivision and direction differentiation of the signal from the sensor completed by EPM7128SLC is the core. |
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| Keywords: | CPLD raster sensor subdivision circuit ISA bus |
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