本实验是一个触摸屏实验，实验者触摸实验板的LCD屏幕，将从串口打印出当前点的坐标值。实验中需要定义触摸屏相关的数据结构TS_EVENT，数据结构TS_EVENT的内容包括按下触摸屏时的压力，位置。

实验环境：

创维特CVTs3c2410开发板

Redhat9.0-This experiment is a touch-screen experiment, the experimenter touch panel LCD screen test, print out the serial port from the current point coordinates. Experiments need to define the data structure associated touch screen TS_EVENT, data structures TS_EVENT covers the pressure when pressing the touch screen, location. Experimental environment: development board created Redhat9.0 Witte CVTs3c2410