摘要
分析了单片机应用系统中键盘的工作原理,并就独立式键盘和矩阵式键盘两种非编码键盘的结构、工作方式及软件编制进行了比较和分析。
This paper analyzes the working principles of the keyboard in the application system of the singlechip, and makes comparison and analysis on the structures, working modes and software compilations of two kinds of nonencoded keyboards, independent type keyboard and matrix form keyboard.
出处
《科技情报开发与经济》
2009年第2期109-111,共3页
Sci-Tech Information Development & Economy
关键词
单片机
独立式键盘
矩阵式键盘
工作原理
singlechip
independent type keyboard
matrix form keyboard
working principle