摘要
本文提出一种用于变电站综合自动化系统的ＰＣ总线ＧＰＳ同步时钟卡的新设计方法。文章介绍了电路设计的基本原理和软件编制。
This paper presents a new method to design a PC bus provided with a GPS synchronous time card for use with an integrated automation system in a substation.The paper also describes the basic principle of the circuit design and the software design.
出处
《工业仪表与自动化装置》
1999年第5期20-23,共4页
Industrial Instrumentation & Automation
关键词
GPS
同步时钟
单片机
电力系统
GPS synchronous time PC bus PIC microcontroller RS-485
