【摘要】 论文针对自行开发的通信终端 ,介绍了作为终端管理单元的人机界面的软、硬件设计。该界面由89C5 2单片机、触摸键盘及液晶显示器组成 ,具有汉字显示功能和下拉式特点。并介绍了设计实现中需要解决的若干关键技术。更多还原

【Abstract】 In this paper,the design including software and hardware of manmachine interface as a terminal manage unit has been introduced based on our communication terminal.The interface is made up of 89c52 micro-controller unit,touch-keyboard and liquid crystal display unit.It has function of displaying Chinese and dropping down. And some key technologies needed in the design have been introduced.更多还原