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    SOLVED mv-mipi-sc130m在Xavier nx上无法识别到设备

    VEYE MIPI camera
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    • S
      stark last edited by

      jetpack版本是4.6.1.相机硬件连接也没问题,dtb和image都按照教程替换了
      fbe713c3-042f-4b31-89f8-8a7c0673b63c-86b79afeb8ee5a24e3baf499218df70.jpg
      4e5c24fc-bde9-4ec2-9a80-a9852f616953-image.png
      a5fff577-2ade-4d67-a283-b1947ccd877e-image.png
      f9ca2805-0bfe-4fcd-b94b-8555f993e746-image.png

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      • S
        stark @stark last edited by

        @stark d0ff5db9-2724-4dcd-8ac8-38d41ecff507-image.png
        这是检查image和dtb以及系统状态检测的结果

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

          @stark
          软件的操作看起来是正常的,现在上电检测不到摄像头。怀疑是硬件连接的问题。
          请检查一下供电,排线方向。

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          • S
            stark @veye_xumm last edited by

            @veye_xumm排线应该没有问题,我觉得可能是dbt的问题,sc130m用的dbt是从mv-mipi-cam中找吗

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              stark @veye_xumm last edited by

              @veye_xumm 这是排线图cb948cb1c8ab9617d31e464dc2a61b3.jpg f0f0f4eef630fe4e3d06f2e75eb9146.jpg ,相机硬件并无问题,我在nano上能成像

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                stark @veye_xumm last edited by

                @veye_xumm 可否邮箱联系,这个问题困扰我很久了,望得到您的帮助,1422968751@qq.com,万分感谢!

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

                  @stark
                  好久没有回信我以为你已经解决了呢。
                  你用的线是我们标配的15pin的对吧? nx那端接的怎么样?
                  另外执行一下

                  sudo dmesg | grep mvcam
                  

                  发上来看一下。

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                  • S
                    stark @veye_xumm last edited by

                    @veye_xumm 6026a546e0d34488bf14105142e9596.jpg

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                    • S
                      stark @veye_xumm last edited by

                      @veye_xumm 对的,用的是15pin的,这是我的image和dbt的替换路径,我现在重刷系统为jetpack4.6.1ff5177911507f699e82c427d69e9c0d.jpg 2cc2d2b25616d50735a8a312a0c06df.jpg ![cb948cb1c8ab9617d31e464dc2a61b3.jpg](/assets/uploads/files/1699235246201-![0_1699235299538_82cd91eb3c6632b5ced60ed97c8a5da.jpg](正在上传 100%)

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

                        @stark 现在核心的问题是i2c detect不到,导致检测不到。应该不是你系统版本的差异。
                        你有万用表或者示波器吗?
                        测量一下供电,i2c波形。

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                          stark @veye_xumm last edited by

                          This post is deleted!
                          veye_xumm 1 Reply Last reply Reply Quote 0
                          • veye_xumm
                            veye_xumm @stark last edited by

                            @stark 你先测测两个杜邦线的供电吧。示波器不会用的话,那就没办法测试了。
                            你的nx主板是nVidia官方的吗?
                            可以尝试执行

                            sudo i2cdetect -y 9
                            sudo i2cdetect -y 10
                            

                            看一下有没有0x3b的设备能probe到,来确认一下i2c问题。

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                              stark @veye_xumm last edited by

                              @veye_xumm 我这有万用表,我用万用表测一下吧。

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                                stark @stark last edited by

                                @stark Screenshot_2023-11-06-11-19-54-528_com.taobao.taobao-edit.jpg

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

                                  @stark 按理来说,虽然是国产套件,但是camera接口和i2c他们应该是兼容英伟达官方的才对。你可以跟卖家做一下确认。

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                                    stark @veye_xumm last edited by

                                    @veye_xumm 82776a924870991ae62f76a1ec73291.jpg 我这儿的这个万用表的笔不太好用,没测出电流来。但是我之前在这个板子上成功成像过,之后因为其他原因又重刷了系统,我再试就不行了。而且我用其他nx配也是这个问题。

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

                                      @stark 不好意思,得加上一个参数

                                      sudo i2cdetect -y -r 9
                                      sudo i2cdetect -y -r 10
                                      
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                                      • S
                                        stark @veye_xumm last edited by

                                        mmexport1699256828127.jpg 好像是识别不到

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                                        • S
                                          stark @veye_xumm last edited by

                                          @veye_xumm 现在是可以确定我软件上的操作没有问题是吗?dbt和image都替换没问题是吗

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

                                            @veye_xumm Screenshot_2023-11-07-08-10-41-937_cn.wps.moffice_eng-edit.jpg
                                            这是我在板子上命令行的操作整理了下,应该没有问题吧

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