时钟芯片在电压监测仪校验装置中的应用  

The application of the oscular clock chip in the checking equipment for volt-monitor

作　　者：朱杰斌[1] 余红粒[1] 潘自强[1] 

机构地区：[1]南昌工程学院,江西南昌市330099

出　　处：《微计算机信息》2006年第12Z期288-290,187,共4页Control & Automation

摘　　要：根据电压监测仪校验装置需要建立一个标准时钟,对电压监测统计仪进行时间精度校正的要求,介绍了I2C总线接口时钟芯片PCF8583的基本原理,提出了利用DS32KHz给PCF8583提供高稳定度频率信号,从而实现了标准时钟的方案,并给出了PCF8583与MCS51单片机接口设计。According to the chicking equipment for volt-monitor need to build up a standard clock,in order to achieve the request that the instrument carry on time accurate checking to the volt-monitor,this text introduced principle of the oseular clock chip PCF8583 with I^2C bus,put forward to make use of the DS32KHz to provide the high stable frequency signal for PCF8583, thus carried out the project of the standard clock, and the interface design of PCF8583 with MCS51 is presented.

关 键 词：I^2C总线 PCF8583 DS32KHz 电压监测仪 

分 类 号：TP211.5[自动化与计算机技术—检测技术与自动化装置]