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    SOLVED MV-MIPI-SC130m 检测不到摄像头

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    • veye_xumm
      veye_xumm @-LLL last edited by veye_xumm

      @lll 不是ko,是dtb。你dtb用错了。

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        -LLL @veye_xumm last edited by

        @veye_xumm 44a34dfe-25e8-4530-adb0-d7d3b24fa578-image.png
        05952d4b-dce3-4649-92b0-454ee2cfc1cf-image.png
        我用的是这个 这个是从你们提供的jetpack_5.1_linux_jetson_agx_xavier_targets里面的mv-mipi-cam的

        veye_xumm 1 Reply Last reply Reply Quote 0
        • veye_xumm
          veye_xumm @-LLL last edited by

          @lll said in MV-MIPI-SC130m 检测不到摄像头:

          jetpack_5.1_linux_jetson_agx_xavier_targets

          从你系统的状态来看,误用了CS-MIPI-SC132目录下的,应该用MV-MIPI-CAM目录下的。

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            -LLL @veye_xumm last edited by

            @veye_xumm 我是直接将mvcam下的dtb复制到相应的系统文件夹下的

            veye_xumm 1 Reply Last reply Reply Quote 0
            • veye_xumm
              veye_xumm @-LLL last edited by

              @lll 应该是弄错了,你可以用md5码确认一下。

              veye_xumm 1 Reply Last reply Reply Quote 0
              • veye_xumm
                veye_xumm @veye_xumm last edited by

                $ md5sum tegra194-p2888-0001-p2822-0000.dtb
                304204131057b7d998aa15e9733e78bf tegra194-p2888-0001-p2822-0000.dtb

                你看一下你的/boot/veyecam下面的dtb是这个md5sum吗?

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                  -LLL @veye_xumm last edited by

                  @veye_xumm 是的

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                    -LLL @veye_xumm last edited by

                    @veye_xumm 4bda32fe-6211-4bc8-be66-78afb5214df2-image.png

                    我现在重新配了以此 可还是没检测到摄像头

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                      -LLL @-LLL last edited by

                      @lll c44b8320-2a8e-4884-b16f-a733807833e9-image.png

                      veye_xumm 1 Reply Last reply Reply Quote 0
                      • veye_xumm
                        veye_xumm @-LLL last edited by

                        @lll
                        你的驱动和dtb搞对了。
                        现在i2c检测不到。请确认一下5V供电的连接,如果方便的话,最好用万用表量一下电压。
                        另外就是确认一下FFC排线的安装方向。

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                          -LLL @veye_xumm last edited by

                          我现在能检测到摄像头了 请问怎么使用摄像头拍摄照片 另外我现在智能做到检测单个摄像头 如果想要接上6个的话 是不是要用12v的电源

                          veye_xumm H 2 Replies Last reply Reply Quote 0
                          • veye_xumm
                            veye_xumm @-LLL last edited by

                            @lll
                            可以参考这个链接:
                            https://wiki.veye.cc/index.php/Mv_series_camera_appnotes_4_jetson/zh#.E5.AE.9E.E6.97.B6.E9.A2.84.E8.A7.88
                            用6个摄像头,差不多得6W+的最小功率,如果用额外的12V电源最好。

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                              -LLL @veye_xumm last edited by

                              @veye_xumm 950be748-7ed7-44dd-98eb-508f02c794f0-image.png 我用v4l2的成像是这个样子的

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                                -LLL @-LLL last edited by

                                @lll 我调整了镜头位置 现在可以正常成像了 我再想问一下 如果想用代码调用要怎么操作 python或者c++都可以

                                veye_xumm 1 Reply Last reply Reply Quote 0
                                • veye_xumm
                                  veye_xumm @-LLL last edited by

                                  @lll 你可以参考一下part8

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                                    -LLL @veye_xumm last edited by

                                    @veye_xumm 我需要6个摄像头同步拍摄 请问这个要怎么操作

                                    veye_xumm 1 Reply Last reply Reply Quote 0
                                    • veye_xumm
                                      veye_xumm @-LLL last edited by

                                      @lll
                                      摄像机支持外触发模式,用同一个外触发信号触发6个相机。
                                      然后写程序从/dev/video0到/dev/video5取图。

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                                        -LLL @veye_xumm last edited by

                                        @veye_xumm 外触发需要做

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                                          -LLL @veye_xumm last edited by

                                          @veye_xumm 请问外触发信号是通过什么装置发送

                                          veye_xumm 1 Reply Last reply Reply Quote 0
                                          • veye_xumm
                                            veye_xumm @-LLL last edited by

                                            @lll 请参考7.4.3

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