详细介绍将FTK交叉编译后一直嵌入式开发板上的文档，其中包括tslib触摸屏的添加.此处使用的平台为基于Sep4020的UB4020EVB(1.5) 开发套件。-Details of the FTK has been cross-compiled embedded development board documents, including the addition of touch screen tslib. Here to-use platform based Sep4020 of UB40