摘要： 在计算机智能控制领域，实时数据采集是一个非常重要的环节。该文以电力系统的数据采集为背景，说明了在Windows 2000环境下通过计算机串口实现数据采集的方法。并且介绍了在Delphi中多媒体定时器的使用，从而大大提高数据采集的速度和精度，达到了智能控制的要求。

关键词: 智能控制, 采集, 串口, 多媒体定时器

Abstract:

Real time data acquisition is very important on computer intelligent control. Based on data acquisition of the electric power system, this paper introduces the way of computer serial port data acquisition on Windows environment and the use of the multimedia timer on Delphi. Thus, the speed and the precision will be greatly improved.

Key words: Intelligent control, Acquisition, Serial port, Multimedia timer