| Canon scanner that looks like a MTP device and disturbs MTP |
| detection... |
| |
| Bus 001 Device 002: ID 04a9:220c Canon, Inc. CanoScan D1250U2 |
| Device Descriptor: |
| bLength 18 |
| bDescriptorType 1 |
| bcdUSB 2.00 |
| bDeviceClass 255 Vendor Specific Class |
| bDeviceSubClass 255 Vendor Specific Subclass |
| bDeviceProtocol 255 Vendor Specific Protocol |
| bMaxPacketSize0 64 |
| idVendor 0x04a9 Canon, Inc. |
| idProduct 0x220c CanoScan D1250U2 |
| bcdDevice 2.00 |
| iManufacturer 3 Canon |
| iProduct 4 CanoScan |
| iSerial 0 |
| bNumConfigurations 1 |
| Configuration Descriptor: |
| bLength 9 |
| bDescriptorType 2 |
| wTotalLength 39 |
| bNumInterfaces 1 |
| bConfigurationValue 1 |
| iConfiguration 0 |
| bmAttributes 0xc0 |
| Self Powered |
| MaxPower 10mA |
| Interface Descriptor: |
| bLength 9 |
| bDescriptorType 4 |
| bInterfaceNumber 0 |
| bAlternateSetting 0 |
| bNumEndpoints 3 |
| bInterfaceClass 255 Vendor Specific Class |
| bInterfaceSubClass 255 Vendor Specific Subclass |
| bInterfaceProtocol 255 Vendor Specific Protocol |
| 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 0x0200 1x 512 bytes |
| bInterval 0 |
| Endpoint Descriptor: |
| bLength 7 |
| bDescriptorType 5 |
| bEndpointAddress 0x02 EP 2 OUT |
| bmAttributes 2 |
| Transfer Type Bulk |
| Synch Type None |
| Usage Type Data |
| wMaxPacketSize 0x0200 1x 512 bytes |
| bInterval 0 |
| Endpoint Descriptor: |
| bLength 7 |
| bDescriptorType 5 |
| bEndpointAddress 0x83 EP 3 IN |
| bmAttributes 3 |
| Transfer Type Interrupt |
| Synch Type None |
| Usage Type Data |
| wMaxPacketSize 0x0001 1x 1 bytes |
| bInterval 8 |
| Device Qualifier (for other device speed): |
| bLength 10 |
| bDescriptorType 6 |
| bcdUSB 2.00 |
| bDeviceClass 255 Vendor Specific Class |
| bDeviceSubClass 255 Vendor Specific Subclass |
| bDeviceProtocol 255 Vendor Specific Protocol |
| bMaxPacketSize0 64 |
| bNumConfigurations 1 |
| Device Status: 0x0001 |
| Self Powered |
