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基于FPGA的多通道数据隔离采集电路设计 被引量:5

Design of Isolated Multi-channel Data Acquisition Hardware System Based on FPGA
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摘要 介绍了一个基于FPGA的多通道数据隔离采集硬件电路。该电路以FPGA为主控制器,采用线性光耦设计了隔离运算放大器,实现了对多路数据的隔离采集。介绍了线性光耦的使用方法,试验验证了线性光耦的线性度及带宽特性。 The design of a FPGA-based multi-channel data acquisition hardware system was introduced,including the isolation op-amp design with linear opto-coupler to acquire data,and the way of using linear opto-coupler.The experimental results prove both linearity and bandwidth of this linear opto-coupler.
出处 《化工自动化及仪表》 CAS 北大核心 2011年第10期1209-1211,共3页 Control and Instruments in Chemical Industry
基金 国家自然科学基金资助项目(60871041)
关键词 FPGA 线性光耦 数据采集 隔离 FPGA linear opto-coupler data acquisition isolation
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