1. Bus 002 Device 006: ID 0644:8021 TEAC Corp. TASCAM US-122mkII
  2. Device Descriptor:
  3. bLength 18
  4. bDescriptorType 1
  5. bcdUSB 2.00
  6. bDeviceClass 0 (Defined at Interface level)
  7. bDeviceSubClass 0
  8. bDeviceProtocol 0
  9. bMaxPacketSize0 64
  10. idVendor 0x0644 TEAC Corp.
  11. idProduct 0x8021 TASCAM US-122mkII
  12. bcdDevice 1.00
  13. iManufacturer 1 TASCAM
  14. iProduct 2 US-122 MKII
  15. iSerial 3 no serial number
  16. bNumConfigurations 1
  17. Configuration Descriptor:
  18. bLength 9
  19. bDescriptorType 2
  20. wTotalLength 72
  21. bNumInterfaces 2
  22. bConfigurationValue 1
  23. iConfiguration 0
  24. bmAttributes 0x80
  25. (Bus Powered)
  26. MaxPower 480mA
  27. Interface Descriptor:
  28. bLength 9
  29. bDescriptorType 4
  30. bInterfaceNumber 0
  31. bAlternateSetting 0
  32. bNumEndpoints 0
  33. bInterfaceClass 255 Vendor Specific Class
  34. bInterfaceSubClass 0
  35. bInterfaceProtocol 0
  36. iInterface 0
  37. Interface Descriptor:
  38. bLength 9
  39. bDescriptorType 4
  40. bInterfaceNumber 1
  41. bAlternateSetting 0
  42. bNumEndpoints 0
  43. bInterfaceClass 255 Vendor Specific Class
  44. bInterfaceSubClass 0
  45. bInterfaceProtocol 0
  46. iInterface 0
  47. Interface Descriptor:
  48. bLength 9
  49. bDescriptorType 4
  50. bInterfaceNumber 1
  51. bAlternateSetting 1
  52. bNumEndpoints 4
  53. bInterfaceClass 255 Vendor Specific Class
  54. bInterfaceSubClass 0
  55. bInterfaceProtocol 0
  56. iInterface 0
  57. Endpoint Descriptor:
  58. bLength 9
  59. bDescriptorType 5
  60. bEndpointAddress 0x81 EP 1 IN
  61. bmAttributes 5
  62. Transfer Type Isochronous
  63. Synch Type Asynchronous
  64. Usage Type Data
  65. wMaxPacketSize 0x004e 1x 78 bytes
  66. bInterval 1
  67. bRefresh 0
  68. bSynchAddress 0
  69. Endpoint Descriptor:
  70. bLength 9
  71. bDescriptorType 5
  72. bEndpointAddress 0x02 EP 2 OUT
  73. bmAttributes 5
  74. Transfer Type Isochronous
  75. Synch Type Asynchronous
  76. Usage Type Data
  77. wMaxPacketSize 0x004e 1x 78 bytes
  78. bInterval 1
  79. bRefresh 0
  80. bSynchAddress 0
  81. Endpoint Descriptor:
  82. bLength 9
  83. bDescriptorType 5
  84. bEndpointAddress 0x83 EP 3 IN
  85. bmAttributes 2
  86. Transfer Type Bulk
  87. Synch Type None
  88. Usage Type Data
  89. wMaxPacketSize 0x0009 1x 9 bytes
  90. bInterval 4
  91. bRefresh 0
  92. bSynchAddress 0
  93. Endpoint Descriptor:
  94. bLength 9
  95. bDescriptorType 5
  96. bEndpointAddress 0x04 EP 4 OUT
  97. bmAttributes 2
  98. Transfer Type Bulk
  99. Synch Type None
  100. Usage Type Data
  101. wMaxPacketSize 0x0200 1x 512 bytes
  102. bInterval 4
  103. bRefresh 0
  104. bSynchAddress 0
  105. Device Qualifier (for other device speed):
  106. bLength 10
  107. bDescriptorType 6
  108. bcdUSB 2.00
  109. bDeviceClass 0 (Defined at Interface level)
  110. bDeviceSubClass 0
  111. bDeviceProtocol 0
  112. bMaxPacketSize0 64
  113. bNumConfigurations 1
  114. Device Status: 0x0000
  115. (Bus Powered)