关于Luckfox-Pico-Pro_Max 原理图上的Audio 部分

  • liyizhang3
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    Eng38 wrote: ↑2024-01-17 11:56 1. 默认是开启的
    2. MIC参考电路：企业微信截图_17054923481738.png
    MICIN_N没有这个脚，那是直接接地吗？
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    Eng38 Engineer
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    liyizhang3 wrote: ↑2024-01-25 3:49 MICIN_N没有这个脚，那是直接接地吗？
    MICIN_N 表示音频输入信号的负极性
  • liyizhang3
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    Eng38 wrote: ↑2024-01-25 6:27
    liyizhang3 wrote: ↑2024-01-25 3:49 MICIN_N没有这个脚，那是直接接地吗？
    MICIN_N 表示音频输入信号的负极性
    rv1103不是引出来了 MIC1P/MIC0P/MICBIAS 这三个与MIC相关的脚，怎么接呢
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    Eng38 Engineer
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    按照上面给出的MIC参考电路，直接接到P和N
  • liyizhang3
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    Eng38 wrote: ↑2024-01-25 7:53 按照上面给出的MIC参考电路，直接接到P和N
    以MIC1P为例，看不到MIC1N管脚，这个怎么个接法？
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    Eng38 Engineer
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    企业微信截图_17062592653577.png
    企业微信截图_170627033989.png
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