| 基于S3C44B0的触摸屏技术的研究与设计 |
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| 引用本文： | 武德胜.基于S3C44B0的触摸屏技术的研究与设计[J].信息技术,2009(5). |
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| 作者姓名： | 武德胜 |
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| 作者单位： | 黑龙江科技学院计算机与信息工程学院,哈尔滨,150027 |
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| 摘 要： | 触摸屏(Touch Screen Panel,TSP)做为一种最新的电脑输入输出设备,因具有简单、方便的特点而逐步被广泛使用.在对TSP技术介绍的基础上,详细叙述了基于S3C44B0的四线电阻式TSP控制电路和驱动程序设计过程.这种触摸屏使用逐次逼近式的A/D转换器来获取触摸点的坐标,并通过平均值法修正误差而得到最后结果.
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| 关 键 词： | 触摸屏 A/D转换器 |
Research and design of touch screen panel technology based on S3C44B0 |
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| WU De-sheng.Research and design of touch screen panel technology based on S3C44B0[J].Information Technology,2009(5). |
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| Authors: | WU De-sheng |
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| Affiliation: | School of Computer & Information Engineering;Heilongjiang Institute of Science and Technology;Harbin 150027;China |
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| Abstract: | Touch Screen Panel(TSP) is easy,convenient and natural.TSP has Become popular in public as a kind of new computer I/O equipment.Basing on introduction to TSP technology,the article introduces particularly four line resistance TSP control circuit based on ARM chip S3C44B0 and correlative driver.The TSP can get a location of screen through successive approximation A/D converter,and finally get the result with the method of average. |
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| Keywords: | TSP S3C44B0 |
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