| 基于FPGA的视频图像采集系统的设计与实现 |
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| 引用本文： | 邓兴汉,杨恢东.基于FPGA的视频图像采集系统的设计与实现[J].微计算机信息,2010(8). |
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| 作者姓名： | 邓兴汉 杨恢东 |
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| 作者单位： | 暨南大学电子工程系; |
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| 摘 要： | 针对图象采集对实时性和可靠性的要求,提出并实现了一种以FPGA为控制核心的视频图像采集、存储系统。采用Altera公司的EP1C3T144C8FPGA芯片,完成了对视频解码芯片ADV7180的I2C总线配置,接着从视频流数据中提取有效图像信息并以Brust方式存储在SDRAM中。经过相关的测试,系统工作稳定,实时性和可靠性较好,充分发挥了FPGA控制灵活、速度快并且容易扩展的优点。
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| 关 键 词： | I2C协议 ADV7180 FPGA 数据采集 VGA显示 |
Design and Implementation of a Video Image Acquisition Module Based on FPGA |
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| DENG Xing-han YANG Hui-dong.Design and Implementation of a Video Image Acquisition Module Based on FPGA[J].Control & Automation,2010(8). |
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| Authors: | DENG Xing-han YANG Hui-dong |
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| Affiliation: | DENG Xing-han YANG Hui-dong(Department of Electronic Engineering,Jinan University,Guangzhou 510632,China) |
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| Abstract: | A novel video image acquisition system, completely based on FPGA, has been proposed and implemented in this paper.Considering the requirement of both real-time and reliability in the image acquisition process, the Altera EP1C3T144C8 FPGA was adopted as the core of the system to configure the video-decoding chip ADV7180 based on I2C protocol, pick up the valid data from image information and write them into SDRAM by theBurst Way.The whole system was demonstrated through the corresponding test results, which ... |
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| Keywords: | I2C protocol ADV7180 FPGA Data Acquisition VGA display |
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