触摸屏按键处理方法研究  

Research on the Pressed Key Processing Method of Touchscreen

作　　者：吴凌燕[1,2] 苏建元[1] 吴天静[2] 

机构地区：[1]河海大学电气工程学院,江苏南京210098 [2]海军航空工程学院青岛分院,山东青岛266041

出　　处：《仪表技术》2008年第10期21-23,共3页Instrumentation Technology

摘　　要：主要介绍以四线电阻式触摸屏作为输入,320×240的点阵式液晶作为屏显输出,C8051F020单片机主控下的人机交互系统中,触摸屏按键方式的处理,点坐标的读取及处理方法等。The man-machine interaction system controlled by single-chip C8051F020 is introduced in this paper, which is inputed from four resistance type touchscreen and outputed to the 320 × 240 lattice type liquid crystal screen. How to process the pressed key in touchscreen and how to get and process the pressing point are described.

关 键 词：触摸屏 按键处理 C8051F020单片机 ADS7843 

分 类 号：TP334[自动化与计算机技术—计算机系统结构]