pqy 发表于 2016-4-9 21:32:00

usb问题

开机前插上u盘，开机后u盘可以识别。但是开机后再插就识别不了。这是什么问题？
[   84.116929] usb 2-1: reset high-speed USB device number 2 using dwc2
[   99.306789] usb 2-1: device descriptor read/64, error -110
usb 2-1: device descriptor read/64, error -110
usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
usb 2-1: USB disconnect, device number 2
usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
usb usb2-port1: unable to enumerate USB device

牛头 发表于 2016-4-11 09:28:46

换个U盘试试，感觉是U盘问题
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