摘要
介绍了基于S3C2410芯片的触摸屏的设计,阐述了触摸屏的工作原理、硬件结构和驱动程序流程。介绍了触摸屏接口芯片ADS7846的功能和使用方法,并结合大量源代码进行分析,提出了基于L inux操作系统的触摸屏设备的开发方案。该触摸屏具有精度高的优点。
The research and application of touch screen based on chip S3C2410 was discussed,including its principium,hardware structure and driver program flow chart.The function and implementation of the touch screen interface chip ADS7846 were introduced,and then with reading much source code,the design＇s process of the touch screen device based on the Linux operating system was introduced in detail.The touch screen has the advantage of high-precision.
出处
《仪表技术与传感器》
CSCD
北大核心
2008年第2期71-73,共3页
Instrument Technique and Sensor
基金
江苏省高校自然科学基金项目(06KJD520122)
