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【Android】
Firefly-RK3288 主板上不能识别USB设备
发表于 2018-8-29 14:54:34
浏览：13722
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回复：3
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Firefly-RK3288 主板上不能识别USB设备
插上usb设备，有时是这种打印
[ 208.492045] usb 3-1.3: new full-speed USB device number 7 using usb20_host
[ 208.571251] usb 3-1.3: device descriptor read/64, error -32
[ 208.758662] usb 3-1.3: device descriptor read/64, error -32
[ 208.945433] usb 3-1.3: new full-speed USB device number 8 using usb20_host
[ 209.024159] usb 3-1.3: device descriptor read/64, error -32
[ 209.211003] usb 3-1.3: device descriptor read/64, error -32
[ 209.398208] usb 3-1.3: new full-speed USB device number 9 using usb20_host
[ 209.810731] usb 3-1.3: device not accepting address 9, error -32
[ 209.890155] usb 3-1.3: new full-speed USB device number 10 using usb20_host
[ 210.302863] usb 3-1.3: device not accepting address 10, error -32
[ 210.303805] hub 3-1:1.0: unable to enumerate USB device on port 3
有时是这种打印
[ 743.983805] usb 3-1.4: new full-speed USB device number 10 using usb20_host
[ 744.062096] usb 3-1.4: device descriptor read/64, error -32
[ 744.270232] usb 3-1.4: New USB device found, idVendor=0400, idProduct=c35a
[ 744.270433] usb 3-1.4: New USB device strings: Mfr=0, Product=0, SerialNumber=0
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