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    CoolPi 4B支持USB网卡吗?

    Scheduled Pinned Locked Moved Pi 4B
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    • J
      JohnConnor
      last edited by

      CoolPi 4B支持USB网卡吗?

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      • G
        george @JohnConnor
        last edited by

        @JohnConnor 提供具体型号,大部分的型号都是可以支持的。

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        • J
          jugg @george
          last edited by

          @george
          RTL8811 RTL8822 RTL8832 RTL88x2
          有没有这系列的驱动

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          • G
            george @jugg
            last edited by

            @jugg 驱动代码如下
            https://github.com/ulli-kroll/rtw88-usb

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            • J
              jugg @george
              last edited by

              @george
              这个不用改可以直接用吗?
              你们有没有测试过?
              我试了好像有问题,ping经常超时 周期性的超时

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              • G
                george @jugg
                last edited by

                @jugg 尝试更新固件,固件可以通过下面网址获取
                git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git

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                • J
                  jugg @george
                  last edited by

                  @george
                  是更新固件就可以吗?
                  你们有测过是吧

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                  • G
                    george @jugg
                    last edited by

                    @jugg 提供一下具体使用的型号和后缀。

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                    • J
                      jugg @george
                      last edited by

                      @george
                      RTL8822CU

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                      • J
                        jugg @george
                        last edited by

                        @george
                        4b的板能不能接usb wifi6?
                        我接了RTL8852BU的wifi6的usb网卡
                        使用gst获取摄像头数据通过wifi发出去
                        gst会莫名其妙的出现gst_error(2)
                        我重新用gst再打开 过一会儿又出现了
                        如果不使用wifi发送使用有线就不会

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                        • G
                          george @jugg
                          last edited by

                          @jugg RTL8822CU模块的购买链接发一个,目前找到的都是RTL8822BU

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                          • J
                            jugg @george
                            last edited by

                            @george
                            【淘宝】https://m.tb.cn/h.UDmJs5y?tk=QaJ9dosh5wH CZ3457 「RTL8822CU双频WIFI无线5G模块蓝牙5.0无线模块USB接口BL-M8822CU1」
                            点击链接直接打开 或者 淘宝搜索直接打开

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                              george @jugg
                              last edited by

                              @jugg 这模块还要做个小板转接才能使用?没有做好的USB接口的模组吗?或者RTL8822BU能否使用?

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                                jugg @george
                                last edited by

                                @george
                                这个是我们买的模组 然后接到转接板上的

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                                • J
                                  jugg @george
                                  last edited by

                                  @george
                                  8822BU也可以 只是这个型号的还没试

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                                  • G
                                    george @jugg
                                    last edited by

                                    @jugg 尽快反馈RTL8822BU的测试结果给你。

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                                    • J
                                      jugg @george
                                      last edited by

                                      @george
                                      好的
                                      如果可以 我再买几个BU的试试

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                                      • J
                                        JohnConnor @george
                                        last edited by

                                        @george https://item.taobao.com/item.htm?spm=a230r.1.14.21.46b841e6h9xO0X&id=708713145029&ns=1&abbucket=12#detail这款支持吗

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                                        • J
                                          jack_admin @JohnConnor
                                          last edited by

                                          @JohnConnor 没有标识型号。说免驱,一般都可以找到驱动支持

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                                          • J
                                            jugg @george
                                            last edited by

                                            @george
                                            4B板子的usb供电是多少的?
                                            外置usb wifi 需要1.2A的供电是不是会导致各自问题?
                                            比如系统崩溃、摄像头图像读不出来?

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