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@lgzlgzlgz 请问使用的是哪一个平台
J 回复于
@lgzlgzlgz 40e95456-773b-430a-80b1-699a2abb30e5-image.png 0x48状态是没有回复ACK，外设无响应。请检查设备驱动是否正常
