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IMX6Q usb HOST

Question asked by 小辉哥 on Sep 20, 2017
Latest reply on Sep 20, 2017 by igorpadykov

imx6q 识别不了U盘,接上usb鼠标可以识别到:

PCB一定要做90欧的阻抗吗?这个大概是什么原因导致的呢?

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