西南石油大学学报(自然科学版) ›› 1988, Vol. 10 ›› Issue (4): 132-140.DOI: 10.3863/j.issn.1000-2634.1988.04.014

• 论文 • 上一篇    下一篇

高精度低速数据采集系统

陈伟   

  1. 管理工程系
  • 收稿日期:1988-01-06 修回日期:1900-01-01 出版日期:1988-11-20 发布日期:1988-11-20

PRECISION LOW-SPEED DATA ACQUISITION SYSTEM

Chen Wei
  

  1. Department of Management
  • Received:1988-01-06 Revised:1900-01-01 Online:1988-11-20 Published:1988-11-20

摘要:

本文为Applel Ⅱ微型计算机提供了一种廉价的高精度低速数据采集系统。该系统的采样频率为3Hz,精度为1/20000,并拥有8个模拟输入通道,适用于仪表自动记录等低速环境。

关键词: 微型计算机, 计算机应用, 数据采样

Abstract: One cheap precision low-speed data acquisition system has been provided in this paper for APPLE Ⅱ microcomputer. There are 3Hz sampling frequency, and 1/20000 precision, and 8 analog input channels in the system. It is applicable under such low-speedenvironment as instrument automatic recording, etc.