基于FPGA的数字摄像机输出视频DVI显示  

Displaying digital camera video on DVI monitor based on FPGA

作　　者：李飞[1,2] 刘晶红[1] 李刚[1] 王宣[1] 宋玉龙[1] 

机构地区：[1]中国科学院长春光学精密机械与物理研究所,吉林长春130033 [2]中国科学院研究生院,北京100039

出　　处：《激光与红外》2011年第11期1258-1262,共5页Laser & Infrared

基　　金：国家"973"基金支持项目(No.2009CB72400105)资助

摘　　要：从硬件电路设计和EDA设计两个方面,介绍了一种基于FPGA的Camera Link接口数字摄像机输出视频DVI显示的实现方法。从系统的硬件电路入手,介绍了硬件电路的系统设计原理和各组成部分;重点介绍了FPGA内部各模块的划分、实现,包括Camera Link接口模块、前端FIFO控制模块、SDRAM控制模块、乒乓操作控制模块、后端FIFO控制模块、DVI视频显示控制模块。实验证明,该系统能很好的实现Camera Link接口数字摄像机输出视频DVI显示,并且成本低、应用范围广。This paper gives a solution to display video produced by digital camera with Camera link interface on the monitor with DVI interface.This design is composed with two parts,hardware circuit design and EDA design of FPGA.Starting from the hardware system,this design introduces the principle of the hardware system and it′s components;Focus is put on the function modules within the FPGA,including Camera link interface module,forward FIFO control module,SDRAM control module,ping-pong operation control module,backward FIFO control module,DVI video display control module.Experiments show that the system can achieve a perfect DVI display of digital camera output video,with advantages such as low cost and wide application.

关 键 词：FPGA 乒乓操作 SDRAM DVI CAMERA LINK 

分 类 号：TP334.3[自动化与计算机技术—计算机系统结构]