基于C8051F340的字符型人机界面时钟模块  

The Design and Implementation of Clock Module in Character Human-machine Interface based on C8051F340

作　　者：郑娜[1] 刘岩石 

机构地区：[1]华中科技大学自动化学院

出　　处：《可编程控制器与工厂自动化（PLC FA）》2015年第2期42-45,共4页Programmable controller & Factory Automation(PLC & FA)

摘　　要：本文详细地介绍了以C8051F340作为处理器的字符型人机界面时钟模块的设计与实现。首先,给出以PCF8563时钟芯片为核心的硬件电路设计;其次,详细叙述该时钟模块的底层驱动开发;最后,在应用层软件角度,对时钟模块的设计进行介绍。实践表明,基于本文设计的时钟模块能够很好的应用于字符型人机界面当中。This paper in detail introduces the design and implementation of clock module in character human-machine interface based on C8051F340. Firstly, this paper presents the hardware circuit design based on the clock chip PCF8563. Secondly, it describes in detail the driver development of clock module. Finally, the application layer software design of the clock module is analyzed. Practice shews that the design of clock module in this paper can satisfy the requirements of character human-machine interface.

关 键 词：时钟模块 PCF8563 I^2C总线 字符型人机界面 

分 类 号：TP399[自动化与计算机技术—计算机应用技术]