我碰到过，当时也没去找原因。我也想知道原因？有没有人知道呢？
在 2010年8月27日 下午1:26，henry cui <hhenry....@gmail.com>写道： > 有没有做嵌入开发的，我用s3c2440板子用方口USB线与UBUNTU > PC连接，第一次插入是好的，拔出后再插入一定会死机，有谁知道原因吗？，s3c2440板子在ubuntu中的显示如下： > Bus 002 Device 004: ID 5345:1234 Owon PDS6062T Oscilloscope > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 1.10 > bDeviceClass 255 Vendor Specific Class > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 8 > idVendor 0x5345 Owon > idProduct 0x1234 PDS6062T Oscilloscope > bcdDevice 1.00 > iManufacturer 1 > iProduct 2 > iSerial 0 > bNumConfigurations 1 > Configuration Descriptor: > bLength 9 > bDescriptorType 2 > wTotalLength 32 > bNumInterfaces 1 > bConfigurationValue 1 > iConfiguration 0 > bmAttributes 0xc0 > Self Powered > MaxPower 50mA > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 0 > bAlternateSetting 0 > bNumEndpoints 2 > bInterfaceClass 255 Vendor Specific Class > bInterfaceSubClass 0 > bInterfaceProtocol 0 > iInterface 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x81 EP 1 IN > bmAttributes 2 > Transfer Type Bulk > Synch Type None > Usage Type Data > wMaxPacketSize 0x0040 1x 64 bytes > bInterval 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x03 EP 3 OUT > bmAttributes 2 > Transfer Type Bulk > Synch Type None > Usage Type Data > wMaxPacketSize 0x0040 1x 64 bytes > bInterval 0 > Device Status: 0x0000 > (Bus Powered) > > > -- > best, > henry cui > -------------- 下一部分 -------------- > 一个HTML附件被移除... > URL: > https://lists.ubuntu.com/archives/ubuntu-zh/attachments/20100827/170f0c48/attachment.htm > -- > ubuntu-zh mailing list > ubuntu-zh@lists.ubuntu.com > https://lists.ubuntu.com/mailman/listinfo/ubuntu-zh > -- - *Hello World... <http://twitter.com/MrWinMilan>* * * -------------- 涓�涓���ㄥ�� -------------- 一个HTML附件被移除... URL: https://lists.ubuntu.com/archives/ubuntu-zh/attachments/20100827/78bc9665/attachment.htm
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