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    d1 mipi接口电平疑问

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    • X
      xiaoxiao LV 5 last edited by

      pd引脚，当这部分引脚用于mipi或者lvds的时候io电平是3.3还是1.8？看哪吒的原理图这部分有两个的vcc供电一个VCC-PD是3.3 另外一个VCC-LVDS是1.8的，有点乱了

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      • xiaowenge
        DOT小文哥 LV 7 last edited by

        两个都不是，mipi内部有其它供电

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        • YuzukiTsuru
          柚木鉉 LV 9 last edited by

          pd是pd🙀 的电平，启用lvds的时候就是用lvds，mipi是内置供电

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          • X
            xiaoxiao LV 5 last edited by

            那mipi的引脚拉高是1.8还是3.3毕竟有些屏幕是有电压限制的

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            • YuzukiTsuru
              柚木鉉 LV 9 @xiaoxiao last edited by

              @xiaoxiao 我测是1.8v的

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              • X
                xiaoxiao LV 5 @YuzukiTsuru last edited by

                @yuzukitsuru 👍 谢谢

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