| 高精度磁力计的数据采集模块设计 |
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| 引用本文： | 万文典,曹大平.高精度磁力计的数据采集模块设计[J].电子技术应用,2012,38(9):42-45. |
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| 作者姓名： | 万文典 曹大平 |
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| 作者单位： | 武汉大学物理科学与技术学院,湖北武汉,430072 |
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| 摘 要： | 介绍一种高精度磁力计的数据采集模块,给出三路AD高精度数据采集系统的关键器件选型、数据采集系统设计、接口电路设计、软件设计以及系统性能分析。系统采用高精度∑-△ADC芯片AD7712,实现对磁力计探头信号的高精度采集,并将数据通过串口发送到上位机进行分析处理,得到符合磁力计设计指标的数据。
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| 关 键 词： | A/D转换 AD7712 信号采集 磁力计 |
Design of data acquisition of high precise magnetometer |
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| Wan Wendian
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Cao Daping.Design of data acquisition of high precise magnetometer[J].Application of Electronic Technique,2012,38(9):42-45. |
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| Authors: | Wan Wendian Cao Daping |
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| Affiliation: | (School of Physics and Technology,Wuhan University,Wuhan 430072,China) |
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| Abstract: | In this paper,module design of data acquisition of high precise magnetometer is introduced.The key component selection,design of data acquisition system,interface circuit and system performance analysis of triplexer high precise data acquisition were given.In this system,hign precise ∑-△ADC chip AD7712 was selected,to realize high precise data acquisition of magnetometer probe.The data were send to computer throught serial port and they were analysed and processed.Finally the data which meet the requirement of the design were given. |
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| Keywords: | A/D convert AD7712 data acquisition magnetometer |
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