| ADS1256在多路高精度加速度计数据采集中的应用 |
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| 引用本文： | 周海涛,董全林,周卫宁.ADS1256在多路高精度加速度计数据采集中的应用[J].航空电子技术,2009,40(4). |
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| 作者姓名： | 周海涛 董全林 周卫宁 |
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| 作者单位： | 北京航空航天大学仪器科学与光电工程学院,北京,100191 |
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| 摘 要： | 介绍了多路高精度加速度计数据采集的方案原理和24位∑-△转换器ADS1256的内部结构,引脚及外围电路,寄存器和命令格式。结合实际应用具体分析了ADS1256的多路采集程序流程,并给出了流程框图。最后说明了作为控制器的FPGA的使用情况。
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| 关 键 词： | 加速度计 高精度模数转换 ADS1256 FPGA |
The Application of ADSl256 in Multi-Channel Data Acquisition of High Precision Accelerometer |
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| ZHOU Hai-tao,DONG Quan-lin,ZHOU Wei-ning.The Application of ADSl256 in Multi-Channel Data Acquisition of High Precision Accelerometer[J].Avionics Technology,2009,40(4). |
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| Authors: | ZHOU Hai-tao DONG Quan-lin ZHOU Wei-ning |
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| Institution: | ZHOU Hai-tao,DONG Quan-lin,ZHOU Wei-ning (Department of Instrument Science & opt-electronic Engineering,BUAA,Beijing 100191,China) |
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| Abstract: | This paper introduces the principle of multi-channel data acquisition of high precision accelerometer as well as the inner configuration,pins,external circuit,register and commands format of 24 bitΣ-ΔADC ADS1256. Combined with practical application,it analyses the program of multi-channel data acquisition of the ADS1256,and gives a flow chart.Finally it explains how to use the FPGA as a controller. |
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| Keywords: | ADSl256 FPGA |
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