This paper introduces a new display memory instrument, in which AT89C52 micro-processor is the core, with a time chip added to it.
介绍的显示存储仪以at89c 52微处理器为核心，外加时钟芯片。
2
Intelligent techniques with the core of micro-controller and field-bus techniques have become one of the research focuses ininstrument industry in recent years.
以微控制器为核心的智能化技术和现场总线技术近年来成为仪表行业的研究热点。
3
The test principle of multi-core cable testing instrument is presented in this paper.