基于DSP的数据采集系统设计与实现  

Design and Implementation of Data Acquisition System Based on DSP2812

作　　者：周志久[1] 吴灿[1] 张英[1] 

机构地区：[1]北京航天自动控制研究所,北京100854

出　　处：《航天控制》2011年第2期65-68,共4页Aerospace Control

摘　　要：为了实现模拟量与数字量信号的高速精确采集,本文介绍了以DSP2812芯片为核心,与AD转换芯片ADS8364构成的高速、并行数据采集系统以及DSP2812内置串行通信接口(SCI)与MAX3491芯片组成的串行数据采集系统。主要包括硬件接口电路的设计、软件编程的部分实现代码。实践证明,这种设计方案采集速度快、精度高,且实现简单,可满足实际数据采集的需要。The high-speed and parallel data acquisition system built with AD chip ADS8364 and core chip of DSP2812, and serial data acquisition system consisted of the serial communication interface （SCI） of DSP2812 and the chip MAX3491 , are introduced for realizing high-speed and accurate acquisition of digital and analog signal, focusing on the design of hardware interface circuit and implementation of software programming. It is proven that it takes advantage of high-speed, high precision and easy to implement with designed scheme to meet the demands of data acquisition in practice.

关 键 词：数据采集 DSP2812 SCI ADS8364 

分 类 号：V271.4[航空宇航科学与技术—飞行器设计]