基于DSP的嵌入式电子信号故障检测技术Embedded electronic signal fault detection technology based on DSP
刘刚,曹文
摘要(Abstract)：
针对传统电子信号故障检测技术存在检测通道采样数据精度低、数据完整度差,信号故障检测能力差的缺陷,提出基于DSP嵌入式电子信号故障检测技术。采用TMS320C1X定点DSP芯片结合FPGA构建双CPU结构DSP+FPGA,用于采集电子信号,实现多通道信号的快速完整采集;将采集到的电子信号通过嵌入式数据转换模块实现模/数变换处理,利用AD7656模/数转换芯片将信号转换为数据格式,再利用小波算法实现故障数据的检测,设计数据分离模块将故障数据与正常数据分离处理,实现电子信号故障检测。实验结果表明,所提方法获取的通道采样数据精度高,信号故障检测能力强。
关键词(KeyWords)： DSP;嵌入式电子信号;数据采集;采样频率;信号检测;小波算法
基金项目(Foundation): 国家自然科学基金面上项目(41774118)~~
作者(Author): 刘刚,曹文
DOI: 10.16652/j.issn.1004-373x.2018.16.044
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