【摘要】 DSP(Digital Signal Processor)是一种处理数字信号的专用微处理器,主要应用于实时快速的实现各种信号的处理算法。随着集成电路的飞速发展和信息技术的不断进步,数字信号处理技术日益受到了人们的广泛关注,DSP已经在通信、智能检测、语音处理、图形图像处理和自动控制等领域得到了广泛应用。文章阐述了DSP56309的原理及数字抽取滤波的实现,并介绍该处理器在428XL仪器信号采集传输系统中的具体应用。更多还原

【Abstract】 DSP is a kind of special microprocessor for digital signals,which is mainly applied in real-time and fast digital processing algorithms.With the rapid development of integrated circuits and information technology,the digital signal processing technology has gradually caught wide attention.DSP has been extensively applied in the fields such as communication,intelligent detection,voice processing,graphic and image processing,automation control,etc.This paper describes the principle of DSP56309 and the realization of digital decimation filter,and introduces the specific application in 428XL signal collection and transmission system.更多还原