| 高精度多路数据采集系统的设计 |
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| 引用本文： | 徐建丽.高精度多路数据采集系统的设计[J].现代电子技术,2010,33(3):99-101. |
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| 作者姓名： | 徐建丽 |
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| 作者单位： | 淮安信息职业技术学院,江苏,淮安,223003 |
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| 摘 要： | 随着信息技术的发展，现代的电子测控系统对数据采集器提出了更高的要求。介绍一种基于串行A／D的数据采集系统的设计方案，结合TI公司的10位串行A／D芯片TLC1549，通过提升它的测量分辨率，使之达到12位的精度；用电子开关扩展其输入通道，实现了八路信号的数据采集，进而设计出了高精度、高分辨率、多通道的数据采集系统，并给出了硬件接口电路设计以及软件系统流程设计。
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| 关 键 词： | 串行A／D 数据采集器 高分辨率 TLC1549 |
Design of High Precision Multi-channel Data Acquisition System |
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| XU Jianli.Design of High Precision Multi-channel Data Acquisition System[J].Modern Electronic Technique,2010,33(3):99-101. |
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| Authors: | XU Jianli |
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| Affiliation: | XU Jianli (Huai＇an College of Information Technology, Huai＇an,223003 ,China) |
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| Abstract: | With the development of information technology,the higher requirement is needed in the electronic measurement and control system.A method of data collector design based on serial A/D is presented,using the TLC1549 as the main IC and realizing a high revolution,high precision data collector which adopts the upgrade of its resolution to meet the accuracy of 12 b and expands its electronic switch input channels to achieve the eight-way signal data acquisition.The circuit and soft flow of the system are given. |
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| Keywords: | TLC1549 |
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