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买的lcd屏幕 hdmi的在orangepi里有显示。但是在你们这个板子上黑屏

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  • T
    tscmga last edited by Dec 21, 2022, 3:06 AM

    如题。小的。640x480。不是标准显示器。。。但是orangpi可以驱动。你们这个板子是黑屏的。好像没信号。

    有没有解决方法。。。我自己买的液晶屏。。。hdmi插口的。。。

    G 2 Replies Last reply Dec 21, 2022, 5:52 AM Reply Quote 0
    • G
      george @tscmga last edited by Dec 21, 2022, 3:33 AM

      @tscmga 插拔HDMI设备,打印一份dmesg贴出来。

      T 4 Replies Last reply Dec 21, 2022, 5:29 AM Reply Quote 0
      • T
        tscmga @george last edited by Dec 21, 2022, 5:21 AM

        @george

        [ 328.272956] rwnx_send_msg (118)MM_GET_STA_INFO_CFM reqcfm:1 in_irq:0 in_softirq:0 in_atomic:0
        [ 328.274114] AICWFDBG(LOGDEBUG) rwnx_fill_station_info ModTx:4 ModRx:0 RSSI:-43
        [ 328.274358] rwnx_send_msg (118)MM_GET_STA_INFO_CFM reqcfm:1 in_irq:0 in_softirq:0 in_atomic:0
        [ 328.275867] AICWFDBG(LOGDEBUG) rwnx_fill_station_info ModTx:4 ModRx:0 RSSI:-43
        [ 334.276550] rwnx_send_msg (118)MM_GET_STA_INFO_CFM reqcfm:1 in_irq:0 in_softirq:0 in_atomic:0
        [ 334.278217] AICWFDBG(LOGDEBUG) rwnx_fill_station_info ModTx:4 ModRx:0 RSSI:-43
        [ 334.278464] rwnx_send_msg (118)MM_GET_STA_INFO_CFM reqcfm:1 in_irq:0 in_softirq:0 in_atomic:0
        [ 334.279245] AICWFDBG(LOGDEBUG) rwnx_fill_station_info ModTx:4 ModRx:0 RSSI:-43
        [ 340.276208] rwnx_send_msg (118)MM_GET_STA_INFO_CFM reqcfm:1 in_irq:0 in_softirq:0 in_atomic:0
        [ 340.277623] AICWFDBG(LOGDEBUG) rwnx_fill_station_info ModTx:4 ModRx:0 RSSI:-48
        [ 340.280904] rwnx_send_msg (118)MM_GET_STA_INFO_CFM reqcfm:1 in_irq:0 in_softirq:0 in_atomic:0
        [ 340.281341] AICWFDBG(LOGDEBUG) rwnx_fill_station_info ModTx:4 ModRx:0 RSSI:-48
        [ 346.275813] rwnx_send_msg (118)MM_GET_STA_INFO_CFM reqcfm:1 in_irq:0 in_softirq:0 in_atomic:0
        [ 346.277426] AICWFDBG(LOGDEBUG) rwnx_fill_station_info ModTx:4 ModRx:0 RSSI:-49
        [ 346.280160] rwnx_send_msg (118)MM_GET_STA_INFO_CFM reqcfm:1 in_irq:0 in_softirq:0 in_atomic:0
        [ 346.281044] AICWFDBG(LOGDEBUG) rwnx_fill_station_info ModTx:4 ModRx:0 RSSI:-49
        没有反映 。就像没有接一样

        1 Reply Last reply Reply Quote 0
        • T
          tscmga @george last edited by Dec 21, 2022, 5:24 AM

          @george orangepi上有hdmi 有 hdi cable is connected

          1 Reply Last reply Reply Quote 0
          • T
            tscmga @george last edited by Dec 21, 2022, 5:24 AM

            @george 这个错误消息 是不停的有的 和hdimi无关

            1 Reply Last reply Reply Quote 0
            • T
              tscmga @george last edited by Dec 21, 2022, 5:29 AM

              @george orangepi里面分辨率不对。但是至少能看

              1 Reply Last reply Reply Quote 0
              • G
                george @tscmga last edited by Dec 21, 2022, 5:52 AM

                @tscmga 这种非标设备暂时没有很好的办法兼容,会导致故此失比,我们之前有测试一款7寸的HDMI+USB触摸的是可以正常使用的,晚一点发链接给你。

                T 1 Reply Last reply Dec 21, 2022, 6:02 AM Reply Quote 0
                • T
                  tscmga @george last edited by Dec 21, 2022, 6:02 AM

                  @george 算了。我这个显示器是自己做的。

                  G 1 Reply Last reply Dec 21, 2022, 6:37 AM Reply Quote 0
                  • G
                    george @tscmga last edited by Dec 21, 2022, 6:37 AM

                    @tscmga 在你自己做的这个板子上面把HPD信号的驱动能力增强试试。极限情况下可以直接接5V.
                    下面这款我们有测试过:
                    https://item.taobao.com/item.htm?spm=2013.1.w4004-23984179834.16.614775a021CPsL&id=654936181802

                    T 1 Reply Last reply Dec 21, 2022, 10:13 AM Reply Quote 0
                    • T
                      tscmga @george last edited by Dec 21, 2022, 10:13 AM

                      @george 不折腾了。。。拿回家玩

                      1 Reply Last reply Reply Quote 0
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