在当前的嵌入式设备中,触摸屏作为人机接口得到了广泛的应用。文章讨论了在基于PXA270 微处理器的开发平台上使用UCB1400 控制芯片完成触摸屏模块的软硬件设计,以及在嵌入式Linux 操作系统中的软件驱动程序开发。关键词:PXA270,UCB1400,Linux,触摸屏,驱动程序Abstract:Touch screen has been widely used now as a interactive interface in the embeddedsystem.. This thesis introduces the hardware and software implementation of the touch screenmodule using UCB1400 controller based on PXA270 microprocessor development platform and its device driver for Linux embedded operating system is designed.Key words: UCB1400,PXA270,Linux,Touch screen,Device driver
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