基于EPROM芯片构成的单片机键盘接口电路  

Interfacial Circuit for Singlechip Keybord Based on EPROM Chip

作　　者：孙茂松[1] 王雪松[2] 

机构地区：[1]唐山学院,063000 [2]唐山人民医院,063000

出　　处：《机床电器》2003年第1期21-22,24,共3页Machine Tool Electric Apparatus

摘　　要：本文以TA89C5 2单片机为例 ,基于可编程只读存储器EPROM2 716芯片构成了一种单片机的键盘接口电路 ,介绍了它的工作原理 。In this paper a kind of interfacial circuit based on EPROM 2716 for singlechip(TA89C52 as an example)keyboard was designed.The principle for the circuit was introduced,its diagram was pictured and its program was listed.

关 键 词：单片机 键盘接口 EPROM芯片 可编程只读存储器 

分 类 号：TP368.1[自动化与计算机技术—计算机系统结构]