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  8. 与工业相机的探索之旅在这篇文章中我们将探讨一种全.txt 1.85KB
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  14. 工业相机设计分析随着科技的飞速发展工业自动化和嵌入.txt 1.97KB
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基于FPGA的USB3.0 UVC工业相机设计：实现高速视频输出与高效数据传输的集成方案,FPGA驱动USB3.0 UVC工业相机彩条视频输出实践与移植指南,FPGA USB3.0 UVC工业相机 本设计用FPGA驱动FT602芯片实现USB3.0UVC 相机彩条视频输出试验，使用同步245模式通信，提供vivado工程源码，用verilog代码生成的彩条视频经过图像三帧缓存至DDR3后读出，经过RGB转YUV送入UVC模块，经FT602芯片的USB3.0接口输出到电脑主机，电脑端用FT602官方的软件接收视频，同时也可以用我们提供的QT上位机接收； 本设计完全可以模拟和实现USB3.0 UVC 相机的功能；代码编译通过后上板调试验证，可直接项目移植 ,FPGA; USB3.0; UVC工业相机; FT602芯片; 同步245模式通信; vivado工程源码; verilog代码; DDR3; RGB转YUV; FT602官方的软件。,FPGA驱动USB3.0 UVC相机：彩条视频输出与多模式通信实验
<link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90401819/2/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90401819/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">FPGA USB3.0 UVC<span class="_ _0"> </span><span class="ff2">工业相机的设计与实现</span></div><div class="t m0 x1 h2 y2 ff2 fs0 fc0 sc0 ls0 ws0">摘要<span class="ff3">：</span>本文介绍了一种使用<span class="_ _1"> </span><span class="ff1">FPGA<span class="_ _0"> </span></span>驱动<span class="_ _1"> </span><span class="ff1">FT602<span class="_ _0"> </span></span>芯片实现<span class="_ _1"> </span><span class="ff1">USB3.0 UVC<span class="ff3">（</span>USB Video Class<span class="ff3">）</span></span>工业</div><div class="t m0 x1 h2 y3 ff2 fs0 fc0 sc0 ls0 ws0">相机的设计方案<span class="ff4">。</span>通过同步<span class="_ _1"> </span><span class="ff1">245<span class="_ _0"> </span></span>模式通信<span class="ff3">，</span>将经过图像三帧缓存至<span class="_ _1"> </span><span class="ff1">DDR3<span class="_ _0"> </span></span>后读出的彩条视频<span class="ff3">，</span>经过</div><div class="t m0 x1 h2 y4 ff1 fs0 fc0 sc0 ls0 ws0">RGB<span class="_ _0"> </span><span class="ff2">转<span class="_ _1"> </span></span>YUV<span class="_ _0"> </span><span class="ff2">处理后送入<span class="_ _1"> </span></span>UVC<span class="_ _0"> </span><span class="ff2">模块<span class="ff3">，</span>再经由<span class="_ _1"> </span></span>FT602<span class="_ _0"> </span><span class="ff2">芯片的<span class="_ _1"> </span></span>USB3.0<span class="_ _0"> </span><span class="ff2">接口输出到电脑主机<span class="ff4">。</span>该设计可以</span></div><div class="t m0 x1 h2 y5 ff2 fs0 fc0 sc0 ls0 ws0">模拟和实现<span class="_ _1"> </span><span class="ff1">USB3.0 UVC<span class="_ _0"> </span></span>相机的功能<span class="ff3">，</span>并提供了<span class="_ _1"> </span><span class="ff1">vivado<span class="_ _0"> </span></span>工程源码和相应的上位机软件<span class="ff4">。</span></div><div class="t m0 x1 h2 y6 ff1 fs0 fc0 sc0 ls0 ws0">1.<span class="_ _2"> </span><span class="ff2">引言</span></div><div class="t m0 x1 h2 y7 ff2 fs0 fc0 sc0 ls0 ws0">随着工业领域对高清晰度图像的需求日益增长<span class="ff3">，<span class="ff1">USB3.0 UVC<span class="_ _0"> </span></span></span>相机逐渐成为一种常见的解决方案<span class="ff4">。</span>本</div><div class="t m0 x1 h2 y8 ff2 fs0 fc0 sc0 ls0 ws0">文旨在介绍一种基于<span class="_ _1"> </span><span class="ff1">FPGA<span class="_ _0"> </span></span>和<span class="_ _1"> </span><span class="ff1">FT602<span class="_ _0"> </span></span>芯片的<span class="_ _1"> </span><span class="ff1">USB3.0 UVC<span class="_ _0"> </span></span>工业相机设计方案<span class="ff3">，</span>以满足高清图像采集</div><div class="t m0 x1 h2 y9 ff2 fs0 fc0 sc0 ls0 ws0">和传输的需求<span class="ff4">。</span></div><div class="t m0 x1 h2 ya ff1 fs0 fc0 sc0 ls0 ws0">2.<span class="_ _2"> </span><span class="ff2">设计方案</span></div><div class="t m0 x1 h2 yb ff1 fs0 fc0 sc0 ls0 ws0">2.1.<span class="_"> </span><span class="ff2">系统框架</span></div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">FPGA<span class="_ _0"> </span><span class="ff2">驱动<span class="_ _1"> </span></span>FT602<span class="_ _0"> </span><span class="ff2">芯片实现的<span class="_ _1"> </span></span>USB3.0 UVC<span class="_ _0"> </span><span class="ff2">工业相机主要由以下模块组成<span class="ff3">：</span>图像采集模块<span class="ff4">、</span>图像缓</span></div><div class="t m0 x1 h2 yd ff2 fs0 fc0 sc0 ls0 ws0">存模块<span class="ff4">、<span class="ff1">RGB<span class="_ _0"> </span></span></span>转<span class="_ _1"> </span><span class="ff1">YUV<span class="_ _0"> </span></span>模块<span class="ff4">、<span class="ff1">UVC<span class="_ _0"> </span></span></span>模块和<span class="_ _1"> </span><span class="ff1">USB3.0<span class="_ _0"> </span></span>接口模块<span class="ff4">。</span></div><div class="t m0 x1 h2 ye ff1 fs0 fc0 sc0 ls0 ws0">2.2.<span class="_"> </span><span class="ff2">图像采集模块</span></div><div class="t m0 x1 h2 yf ff2 fs0 fc0 sc0 ls0 ws0">图像采集模块负责从外部摄像头获取彩条视频信号<span class="ff3">，</span>并将其传输到<span class="_ _1"> </span><span class="ff1">FPGA<span class="_ _0"> </span></span>内部进行处理<span class="ff4">。</span>通过同步</div><div class="t m0 x1 h2 y10 ff1 fs0 fc0 sc0 ls0 ws0">245<span class="_ _0"> </span><span class="ff2">模式通信<span class="ff3">，</span>将视频信号传输至<span class="_ _1"> </span></span>FPGA<span class="_ _0"> </span><span class="ff2">内部的图像缓存模块<span class="ff4">。</span></span></div><div class="t m0 x1 h2 y11 ff1 fs0 fc0 sc0 ls0 ws0">2.3.<span class="_"> </span><span class="ff2">图像缓存模块</span></div><div class="t m0 x1 h2 y12 ff2 fs0 fc0 sc0 ls0 ws0">图像缓存模块将采集到的彩条视频信号进行三帧缓存<span class="ff3">，</span>以提供稳定的图像数据输出<span class="ff4">。</span>这样的设计可以</div><div class="t m0 x1 h2 y13 ff2 fs0 fc0 sc0 ls0 ws0">使输出的图像在丢帧情况下仍保持连贯性和稳定性<span class="ff4">。</span></div><div class="t m0 x1 h2 y14 ff1 fs0 fc0 sc0 ls0 ws0">2.4.<span class="_"> </span>RGB<span class="_ _0"> </span><span class="ff2">转<span class="_ _1"> </span></span>YUV<span class="_ _0"> </span><span class="ff2">模块</span></div><div class="t m0 x1 h2 y15 ff1 fs0 fc0 sc0 ls0 ws0">RGB<span class="_ _0"> </span><span class="ff2">转<span class="_ _1"> </span></span>YUV<span class="_ _0"> </span><span class="ff2">模块将缓存的彩条视频信号转换为<span class="_ _1"> </span></span>YUV<span class="_ _0"> </span><span class="ff2">格式<span class="ff3">，</span>以适配<span class="_ _1"> </span></span>UVC<span class="_ _0"> </span><span class="ff2">模块的要求<span class="ff4">。</span>该模块采用合适</span></div><div class="t m0 x1 h2 y16 ff2 fs0 fc0 sc0 ls0 ws0">的算法和计算方式<span class="ff3">，</span>确保转换的准确性和效率<span class="ff4">。</span></div><div class="t m0 x1 h2 y17 ff1 fs0 fc0 sc0 ls0 ws0">2.5.<span class="_"> </span>UVC<span class="_ _0"> </span><span class="ff2">模块</span></div><div class="t m0 x1 h2 y18 ff1 fs0 fc0 sc0 ls0 ws0">UVC<span class="_ _0"> </span><span class="ff2">模块负责将经过<span class="_ _1"> </span></span>RGB<span class="_ _0"> </span><span class="ff2">转<span class="_ _1"> </span></span>YUV<span class="_ _0"> </span><span class="ff2">处理后的视频信号包装成<span class="_ _1"> </span></span>UVC<span class="_ _0"> </span><span class="ff2">协议规定的数据格式<span class="ff3">，</span>并生成相应的</span></div><div class="t m0 x1 h2 y19 ff2 fs0 fc0 sc0 ls0 ws0">元数据<span class="ff4">。</span>该模块遵循<span class="_ _1"> </span><span class="ff1">USB3.0 UVC<span class="_ _0"> </span></span>标准<span class="ff3">，</span>以确保与主机端的兼容性<span class="ff4">。</span></div><div class="t m0 x1 h2 y1a ff1 fs0 fc0 sc0 ls0 ws0">2.6.<span class="_"> </span>USB3.0<span class="_ _0"> </span><span class="ff2">接口模块</span></div><div class="t m0 x1 h2 y1b ff1 fs0 fc0 sc0 ls0 ws0">USB3.0<span class="_ _0"> </span><span class="ff2">接口模块使用<span class="_ _1"> </span></span>FT602<span class="_ _0"> </span><span class="ff2">芯片作为主要控制芯片<span class="ff3">，</span>通过其提供的<span class="_ _1"> </span></span>USB3.0<span class="_ _0"> </span><span class="ff2">接口将<span class="_ _1"> </span></span>UVC<span class="_ _0"> </span><span class="ff2">模块生成</span></div><div class="t m0 x1 h2 y1c ff2 fs0 fc0 sc0 ls0 ws0">的视频数据传输至电脑主机<span class="ff4">。<span class="ff1">FT602<span class="_ _0"> </span></span></span>芯片具有较高的传输速率和稳定性<span class="ff3">，</span>可以满足高清图像的传输要</div><div class="t m0 x1 h2 y1d ff2 fs0 fc0 sc0 ls0 ws0">求<span class="ff4">。</span></div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>
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