

---

** [bugs:#1724] Device 0 (VID=0409 and PID=02ed) is UNKNOWN in libmtp v1.1.13.**

**Status:** open
**Group:** 1.1.13
**Created:** Fri Aug 25, 2017 01:46 AM UTC by Anonymous
**Last Updated:** Fri Aug 25, 2017 01:46 AM UTC
**Owner:** nobody


Phone is Casio G'zOne Commando C771

Output of mtp-detect:

~~~
libmtp version: 1.1.13

Listing raw device(s)
Device 0 (VID=0409 and PID=02ed) is UNKNOWN in libmtp v1.1.13.
Please report this VID/PID and the device model to the libmtp development team
   Found 1 device(s):
   0409:02ed @ bus 3, dev 4
Attempting to connect device(s)
USB low-level info:
   bcdUSB: 512
   bDeviceClass: 0
   bDeviceSubClass: 0
   bDeviceProtocol: 0
   idVendor: 0409
   idProduct: 02ed
   IN endpoint maxpacket: 512 bytes
   OUT endpoint maxpacket: 512 bytes
   Raw device info:
      Bus location: 3
      Device number: 4
      Device entry info:
         Vendor: (null)
         Vendor id: 0x0409
         Product: (null)
         Vendor id: 0x02ed
         Device flags: 0x00000000
Microsoft device descriptor 0xee:
	0000: 1203 4d00 5300 4600 5400 3100 3000 3000	..M.S.F.T.1.0.0.
	0010: fe00                                   	..
Microsoft device response to control message 1, CMD 0xfe:
	0000: 2800 0000 0001 0400 0100 0000 0000 0000	(...............
	0010: 0001 4d54 5000 0000 0000 0000 0000 0000	..MTP...........
	0020: 0000 0000 0000 0000                    	........
Microsoft device response to control message 2, CMD 0xfe:
	0000: 0c00 0000 0001 0500 0000 0000          	............
Device responds to control message 2 with some data.
Device info:
   Manufacturer: CASIO
   Model: C771
   Device version: 1.00.000
   Serial number: 111111
   Vendor extension ID: 0x00000006
   Vendor extension description: microsoft.com: 1.0; microsoft.com/WMPPD: 10.0; microsoft.com/WMDRMPD: 10.1; 
   Detected object size: 64 bits
   Extensions:
        microsoft.com: 1.0
        microsoft.com/WMPPD: 10.0
        microsoft.com/WMDRMPD: 10.1
Supported operations:
   1001: Get device info
   1002: Open session
   1003: Close session
   1004: Get storage IDs
   1005: Get storage info
   1007: Get object handles
   1008: Get object info
   100d: Send object
   9808: Send object property list
   9802: Get object property description
   1014: Get device property description
   1015: Get device property value
   9801: Get object properties supported
   9803: Get object property value
   9805: Get object property list
   1009: Get object
   100b: Delete object
   9806: Set object property list
   9811: Set object references
   9810: Get object references
   1016: Set device property value
   9201: Report Added/Deleted Items
   9804: Set object property value
   9103: Set license response
   9104: Get sync list
   9105: Send meter challenge query
   9106: Get meter challenge
   9107: Get meter response
   9108: Clean data store
   9109: Get license state
   100c: Send object info
   1006: Get number of objects
   101b: Get partial object
   9301: Unknown PTP_OC
   9302: Unknown PTP_OC
   9303: Unknown PTP_OC
   9304: Unknown PTP_OC
   9305: Unknown PTP_OC
   9306: Unknown PTP_OC
   9307: Unknown PTP_OC
   9308: Unknown PTP_OC
   9309: Unknown PTP_OC
Events supported:
   0x4004 ((null))
   0x4005 ((null))
   0xc303 ((null))
Device Properties Supported:
   0xd402: Friendly Device Name
   0xd401: Synchronization Partner
   0xd406: Session Initiator Info
   0xd407: Perceived Device Type
   0x5001: Battery Level
   0xd102: Device Certificate
Playable File (Object) Types and Object Properties Supported:
   b901: WMA
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
      de93: Sample Rate UINT32 data type enumeration: 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100,  READ ONLY
      de9a: Audio Bit Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY
      de99: Audio WAVE Codec UINT32 data type enumeration: 352, 353,  READ ONLY
      de94: Number Of Channels UINT16 data type enumeration: 0, 1, 2,  READ ONLY
      dc9a: Album Name STRING data type GET/SET
      dc9b: Album Artist STRING data type GET/SET
      dc46: Artist STRING data type GET/SET
      dc89: Duration UINT32 data type range: MIN 0, MAX -2, STEP 1 GET/SET
      dc8b: Track UINT16 data type ANY 16BIT VALUE form GET/SET
      dc8c: Genre STRING data type GET/SET
      dc99: Original Release Date STRING data type DATETIME FORM GET/SET
      dc91: Use Count UINT32 data type ANY 32BIT VALUE form GET/SET
      dc8a: Rating UINT16 data type range: MIN 0, MAX 100, STEP 1 GET/SET
      d901: Buy flag UINT8 data type ANY 8BIT VALUE form GET/SET
   b981: WMV
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
      dc87: Width UINT32 data type range: MIN 0, MAX 1024, STEP 1 GET/SET
      dc88: Height UINT32 data type range: MIN 0, MAX 1280, STEP 1 GET/SET
      de9d: Frames Per Thousand Seconds UINT32 data type range: MIN 0, MAX 30000, STEP 1 GET/SET
      de9b: Video Four CC Codec UINT32 data type enumeration: 827739479, 844516695, 861293911,  READ ONLY
      de9a: Audio Bit Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY
      de99: Audio WAVE Codec UINT32 data type enumeration: 352, 353,  READ ONLY
      de93: Sample Rate UINT32 data type enumeration: 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100,  READ ONLY
      de97: Scan Depth UINT16 data type enumeration: 0, 1, 2,  READ ONLY
      de94: Number Of Channels UINT16 data type enumeration: 0, 1, 2,  READ ONLY
      de9c: Video Bit Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY
      dc89: Duration UINT32 data type range: MIN 0, MAX -2, STEP 1 GET/SET
      dc91: Use Count UINT32 data type ANY 32BIT VALUE form GET/SET
   3009: MP3
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
      de93: Sample Rate UINT32 data type enumeration: 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000,  READ ONLY
      de9a: Audio Bit Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY
      de99: Audio WAVE Codec UINT32 data type enumeration: 85,  READ ONLY
      de94: Number Of Channels UINT16 data type enumeration: 0, 1, 2,  READ ONLY
      dc9a: Album Name STRING data type GET/SET
      dc9b: Album Artist STRING data type GET/SET
      dc46: Artist STRING data type GET/SET
      dc89: Duration UINT32 data type range: MIN 0, MAX -2, STEP 1 GET/SET
      dc8b: Track UINT16 data type ANY 16BIT VALUE form GET/SET
      dc8c: Genre STRING data type GET/SET
      dc99: Original Release Date STRING data type DATETIME FORM GET/SET
      dc91: Use Count UINT32 data type ANY 32BIT VALUE form GET/SET
      dc8a: Rating UINT16 data type range: MIN 0, MAX 100, STEP 1 GET/SET
      d901: Buy flag UINT8 data type ANY 8BIT VALUE form GET/SET
   b982: MP4
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
      de93: Sample Rate UINT32 data type enumeration: 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000,  READ ONLY
      de9a: Audio Bit Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY
      de94: Number Of Channels UINT16 data type enumeration: 0, 1, 2,  READ ONLY
      de99: Audio WAVE Codec UINT32 data type enumeration: 80, 85, 41222, 310, 41220,  READ ONLY
      dc9a: Album Name STRING data type GET/SET
      dc9b: Album Artist STRING data type GET/SET
      dc46: Artist STRING data type GET/SET
      dc89: Duration UINT32 data type range: MIN 0, MAX -2, STEP 1 GET/SET
      dc8b: Track UINT16 data type ANY 16BIT VALUE form GET/SET
      dc8c: Genre STRING data type GET/SET
      dc99: Original Release Date STRING data type DATETIME FORM GET/SET
      dc91: Use Count UINT32 data type ANY 32BIT VALUE form GET/SET
      dc8a: Rating UINT16 data type range: MIN 0, MAX 100, STEP 1 GET/SET
      d901: Buy flag UINT8 data type ANY 8BIT VALUE form GET/SET
      dc87: Width UINT32 data type range: MIN 0, MAX 1024, STEP 1 GET/SET
      dc88: Height UINT32 data type range: MIN 0, MAX 1280, STEP 1 GET/SET
      de9d: Frames Per Thousand Seconds UINT32 data type range: MIN 0, MAX -1, STEP 1 GET/SET
      de9b: Video Four CC Codec UINT32 data type enumeration: 859189832, 1195724877, 958804552, 1446269005, 1983148141,  READ ONLY
      de97: Scan Depth UINT16 data type enumeration: 0, 1, 2,  READ ONLY
      de9c: Video Bit Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY
   b984: 3GP
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
      de93: Sample Rate UINT32 data type enumeration: 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000,  READ ONLY
      de9a: Audio Bit Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY
      de94: Number Of Channels UINT16 data type enumeration: 0, 1, 2,  READ ONLY
      de99: Audio WAVE Codec UINT32 data type enumeration: 352, 353,  READ ONLY
      dc9a: Album Name STRING data type GET/SET
      dc9b: Album Artist STRING data type GET/SET
      dc46: Artist STRING data type GET/SET
      dc89: Duration UINT32 data type range: MIN 0, MAX -2, STEP 1 GET/SET
      dc8b: Track UINT16 data type ANY 16BIT VALUE form GET/SET
      dc8c: Genre STRING data type GET/SET
      dc99: Original Release Date STRING data type DATETIME FORM GET/SET
      dc91: Use Count UINT32 data type ANY 32BIT VALUE form GET/SET
      dc8a: Rating UINT16 data type range: MIN 0, MAX 100, STEP 1 GET/SET
      d901: Buy flag UINT8 data type ANY 8BIT VALUE form GET/SET
      dc87: Width UINT32 data type range: MIN 0, MAX 1024, STEP 1 GET/SET
      dc88: Height UINT32 data type range: MIN 0, MAX 1280, STEP 1 GET/SET
      de9d: Frames Per Thousand Seconds UINT32 data type range: MIN 0, MAX -1, STEP 1 GET/SET
      de9b: Video Four CC Codec UINT32 data type enumeration: 859189832, 1195724877, 958804552, 875967048, 842289229, 1395937357, 1446269005, 1983148141, 828601953,  READ ONLY
      de93: Sample Rate UINT32 data type enumeration: 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000,  READ ONLY
      de9c: Video Bit Rate UINT32 data type range: MIN 8000, MAX 192000, STEP 1 READ ONLY
      de97: Scan Depth UINT16 data type enumeration: 0, 1, 2,  READ ONLY
   3801: JPEG
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
      dc88: Height UINT32 data type range: MIN 0, MAX 2816, STEP 1 GET/SET
      dc87: Width UINT32 data type range: MIN 0, MAX 2816, STEP 1 GET/SET
      dc08: Date Created STRING data type DATETIME FORM GET/SET
      dc09: Date Modified STRING data type DATETIME FORM GET/SET
      dc81: Representative Sample Format UINT16 data type enumeration: 14337, 14344,  GET/SET
      dc82: Representative Sample Sise UINT32 data type range: MIN 0, MAX 65536, STEP 1 GET/SET
      dc86: Representative Sample Data array of UINT8 data type byte array:  GET/SET
      dc83: Representative Sample Height UINT32 data type range: MIN 0, MAX 320, STEP 1 GET/SET
      dc84: Representative Sample Width UINT32 data type range: MIN 0, MAX 320, STEP 1 GET/SET
   ba03: Abstract Audio Album
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
      dc81: Representative Sample Format UINT16 data type enumeration: 14337, 14344,  READ ONLY
      dc82: Representative Sample Sise UINT32 data type range: MIN 0, MAX 20480, STEP 1 READ ONLY
      dc86: Representative Sample Data array of UINT8 data type byte array:  GET/SET
      d901: Buy flag UINT8 data type ANY 8BIT VALUE form GET/SET
      dc83: Representative Sample Height UINT32 data type range: MIN 0, MAX 500, STEP 1 GET/SET
      dc84: Representative Sample Width UINT32 data type range: MIN 0, MAX 500, STEP 1 GET/SET
   3801: JPEG
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
      dc88: Height UINT32 data type range: MIN 0, MAX 2816, STEP 1 GET/SET
      dc87: Width UINT32 data type range: MIN 0, MAX 2816, STEP 1 GET/SET
      dc08: Date Created STRING data type DATETIME FORM GET/SET
      dc09: Date Modified STRING data type DATETIME FORM GET/SET
      dc81: Representative Sample Format UINT16 data type enumeration: 14337, 14344,  GET/SET
      dc82: Representative Sample Sise UINT32 data type range: MIN 0, MAX 65536, STEP 1 GET/SET
      dc86: Representative Sample Data array of UINT8 data type byte array:  GET/SET
      dc83: Representative Sample Height UINT32 data type range: MIN 0, MAX 320, STEP 1 GET/SET
      dc84: Representative Sample Width UINT32 data type range: MIN 0, MAX 320, STEP 1 GET/SET
   3808: JFIF
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
      dc88: Height UINT32 data type range: MIN 0, MAX 2816, STEP 1 GET/SET
      dc87: Width UINT32 data type range: MIN 0, MAX 2816, STEP 1 GET/SET
      dc08: Date Created STRING data type DATETIME FORM GET/SET
      dc09: Date Modified STRING data type DATETIME FORM GET/SET
      dc81: Representative Sample Format UINT16 data type enumeration: 14337, 14344,  GET/SET
      dc82: Representative Sample Sise UINT32 data type range: MIN 0, MAX 65536, STEP 1 GET/SET
      dc86: Representative Sample Data array of UINT8 data type byte array:  GET/SET
      dc83: Representative Sample Height UINT32 data type range: MIN 0, MAX 320, STEP 1 GET/SET
      dc84: Representative Sample Width UINT32 data type range: MIN 0, MAX 320, STEP 1 GET/SET
   ba05: Abstract Audio Video Playlist
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
   3001: Association/Directory
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
   3000: Undefined Type
      dc01: Storage ID UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc02: Object Format UINT16 data type ANY 16BIT VALUE form READ ONLY
      dc04: Object Size UINT64 data type READ ONLY
      dc41: Persistant Unique Object Identifier UINT128 data type READ ONLY
      dc0b: Parent Object UINT32 data type ANY 32BIT VALUE form READ ONLY
      dc07: Object File Name STRING data type GET/SET
      dc4f: Non Consumable UINT8 data type enumeration: 0, 1,  GET/SET
      dc03: Protection Status UINT16 data type enumeration: 0, 1, 32770, 32771,  READ ONLY
      dc44: Name STRING data type GET/SET
Storage Devices:
   StorageID: 0x20000001
      StorageType: 0x0004 removable RAM storage
      FilesystemType: 0x0000 (undefined)
      AccessCapability: 0x0000 read/write
      MaxCapacity: 7945191424
      FreeSpaceInBytes: 7915319296
      FreeSpaceInObjects: 4294967295
      StorageDescription: EXTERNAL_STORAGE_DEVICE
      VolumeIdentifier: PVDBGUID-2
Special directories:
   Default music folder: 0xffffffff
   Default playlist folder: 0xffffffff
   Default picture folder: 0xffffffff
   Default video folder: 0xffffffff
   Default organizer folder: 0xffffffff
   Default zencast folder: 0xffffffff
   Default album folder: 0xffffffff
   Default text folder: 0xffffffff
MTP-specific device properties:
   Friendly name: C771
   Synchronization partner: (NULL)
   Battery level 0 of 255 (0%)
libmtp supported (playable) filetypes:
   Microsoft Windows Media Audio
   Microsoft Windows Media Video
   ISO MPEG-1 Audio Layer 3
   MPEG-4 Part 14 Container Format (Audio+Video Emphasis)
   JPEG file
   Abstract Album file
   JPEG file
   JFIF file
   Abstract Playlist file
   Folder
OK.
~~~

Output from lsusb -v:
~~~
Bus 003 Device 004: ID 0409:02ed NEC Corp. 
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass            0 
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        64
  idVendor           0x0409 NEC Corp.
  idProduct          0x02ed 
  bcdDevice            1.00
  iManufacturer           1 CASIO COMPUTER CO.,LTD.
  iProduct                2 C771
  iSerial                 3 A1000029000836
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength           39
    bNumInterfaces          1
    bConfigurationValue     1
    iConfiguration          0 
    bmAttributes         0x80
      (Bus Powered)
    MaxPower              500mA
    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     0x84  EP 4 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     0x04  EP 4 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     0x85  EP 5 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0040  1x 64 bytes
        bInterval               8
Device Qualifier (for other device speed):
  bLength                10
  bDescriptorType         6
  bcdUSB               2.00
  bDeviceClass            0 
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        64
  bNumConfigurations      1
can't get debug descriptor: Resource temporarily unavailable
Device Status:     0x0000
  (Bus Powered)
~~~


---

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