AD574A与现场可编程门阵列的通信接口设计  

Communication Interface Design of AD574A Based on Field-Programmable Gates Array

作　　者：占欣然[1] 徐精华[1] 

机构地区：[1]南昌航空大学,江西南昌330063

出　　处：《南昌航空大学学报（自然科学版）》2011年第2期61-64,共4页Journal of Nanchang Hangkong University(Natural Sciences)

摘　　要：该设计首先对电力系统谐波测量的要求以及AD574A的特点进行了分析,然后以Altera公司的DE2开发板为平台,实现了AD574A采样电路的硬件设计,同时在Quartus II中完成了AD574A与现场可编程门阵列的接口设计,最后通过程序配置进行了AD采样实验,实验证明了该方法的正确性。Based on the demand that measurement and control System is low power consumption,high precision and miniaturization,this design has analyzed the requirements of power system harmonic measurement and the characteristics of AD574A at first,then hardware design of sampling circuit is realized with the platform of Altera＇s DE2 board,and at the same time the interface design of AD574A and Field Programmable Gate Array（abbreviation-the FPGA） is completed in Quartus II,a AD sampling experiment is done under the program configuration at last,the correct ness of the method is proved by experiment.

关 键 词：AD574A 信号处理 现场可编程门阵列 通信接口 

分 类 号：TP274[自动化与计算机技术—检测技术与自动化装置]