论文部分内容阅读
触摸屏作为多媒体输入设备,现已被广泛应用于工业、医疗、通讯领域的控制、信息查询及其它方面。例如,在邮局查询邮政业务、银行查询帐务、宾馆服务查询信息、在歌舞厅点歌、饭店点菜时,如果使用键盘或者鼠标来操作计算机,作为多数的非计算机专业人士会感到不合。使用触摸屏系统,则会带来极大的方便。 一、概述 触摸屏(Touch Screen)是一种定位设备。当用户用手指或者其它设备触摸安装在计算机显示器前面的触摸屏时,所摸到的位置(以坐标形式)被触摸屏控制器检测到,并通过串行口或者其它屏控制器检测到,并通过串行口或者其它
As a multimedia input device, touch screen has been widely used in industrial, medical, communications control, information inquiry and other aspects. For example, most of the non-computer professionals will feel dissatisfied if they use a keyboard or a mouse to operate a computer at the post office for postal services, bank inquiries and hotel service inquiries, song and song at song and dance halls, and hotel ordering. Using the touch screen system, it will bring great convenience. First, an overview Touch screen (Touch Screen) is a positioning device. When a user touches a touch screen mounted in front of a computer display with a finger or other device, the touched position (in coordinate form) is detected by the touch screen controller and detected through a serial port or other screen controller and passed through the string Bank or other