MC 146818与单片机的接口技术  

The Interfacing Technology Between MC146818 and Single Chip Computer

作　　者：杨志文[1] 韩伟[1] 张爱群 

机构地区：[1]哈尔滨科技大学 [2]国营八五四农场

出　　处：《自动化仪表》1992年第9期32-37,共6页Process Automation Instrumentation

摘　　要：详细介绍MC 146818实时时钟器件的内部结构、引脚定义、地址分配、单元编程以及其中断系统。引出Motel电路概念,使MC 146818与CPU直接接口,并介绍了接口软硬件技术。The internal structure, pin definition, address assignment, unit programming and interrupt system of MC. 146818 real time clock device are introduced in detail. The concept of Motel circuit is introduced, which enables MC. 146818 to be interfaced with CPUdirectly. The interfacing software is also presented.

关 键 词：实时时钟器件 单片机 接口设备 

分 类 号：TP334.7[自动化与计算机技术—计算机系统结构]