| 基于VXI总线数字多用表模块硬件设计 |
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| 引用本文： | 顾正华,顾亚平,陈光（礻禹）. 基于VXI总线数字多用表模块硬件设计[J]. 中国测试技术, 2006, 32(4): 87-89,143 |
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| 作者姓名： | 顾正华 顾亚平 陈光（礻禹） |
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| 作者单位： | 电子科技大学自动化工程学院,四川,成都,610054 |
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| 摘 要： | VXI总线数字多用表（DMM）模块是组建实用的VXI总线自动测试系统的最常用的通用模块仪器之一。本文讲述了基于VXI总线高精度数字多用表的硬件电路设计。电路设计包含模拟信号调理电路，MD转换电路，数据传输电路和VXI总线接IEI电路。充分结合了VXI消息器基接IEI的优点，实现了高速数据采集、数据的快速和模块灵活控制三者的结合。并就设计过程存在的问题进行讨论。
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| 关 键 词： | 信号调理 A/D转换 并行数据传输 VXI总线接口 |
| 文章编号： | 1672-4984（2006）04-0087-03 |
| 收稿时间： | 2005-08-24 |
| 修稿时间： | 2005-08-242005-11-06 |
Hardware design of digital multimeter based on VXI bus |
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| GU Zheng-hua,GU Ya-ping,CHEN Guang-yu. Hardware design of digital multimeter based on VXI bus[J]. China Measurement Technology, 2006, 32(4): 87-89,143 |
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| Authors: | GU Zheng-hua GU Ya-ping CHEN Guang-yu |
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| Affiliation: | School of Automation Englneering,Universlty of Electronic Science and Technology,Chengdu 610054,China |
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| Abstract: | DMM based on VXI bus is one of the most common and current modules that can be used to build the practical automatic test system.This paper described the hardware design of a digital multimeter based on VXI bus. The device includes circuit of the analog signal regulating, AD converter, data transmitting and VXI interfacing With the advantage of Message based device, it realized high speed acquisition, fast data transfer and agile control. |
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| Keywords: | Signal regulate AD converter Parallel data transmitting VXI bus interfacing |
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