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这地方图片一直发不上来
你可以找到你对应板子的原理图 看看这个led灯是仅仅是电源正常指示还是连在了gpio引脚上 如果连在了gpio引脚，那你可以通过控制gpio输出高低控制led的亮灭
这里LED灯是由GPIO控制的，灯的亮灭显示即为GPIO输出状态
