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    发现淘宝买的这CH340N模块不好使,很多板子都没法收到信息,但是led使劲闪,是不是电阻太大?

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    • M
      memory LV 7 last edited by

      288884ca-5c54-4b77-b0b4-58876ae57c87-6027ecf9522a9825d53c76c97c16c36.jpg

      发现淘宝买的这CH340N模块不好使,很多板子都没法收到信息,但是led使劲闪,是不是电阻太大?

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      • aozima
        aozima LV 7 last edited by

        102=1K,电阻太小吧,电流大,负载重,LED灯刺眼。

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        • M
          memory LV 7 @aozima last edited by

          @aozima

          给大佬点赞,改成10K之后,LED没那么刺眼了,与全志官方的V853开发板通讯也正常了.

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