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138 lines
4.7 KiB
138 lines
4.7 KiB
\hspace*{-3em}
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\begin{minipage}[t]{0.5\textwidth}\scriptsize
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\begin{verbatim}
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Device Descriptor:
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bLength 18
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bDescriptorType 1
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bcdUSB 2.00
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bDeviceClass 239 Miscellaneous Device
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bDeviceSubClass 2
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bDeviceProtocol 1 Interface Association
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bMaxPacketSize0 64
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idVendor 0x1209 InterBiometrics
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idProduct 0x4c60
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bcdDevice 0.01
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iManufacturer 1 MightyPork
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iProduct 2 GEX
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iSerial 3 0029002F-42365711-32353530
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bNumConfigurations 1
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Configuration Descriptor:
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bLength 9
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bDescriptorType 2
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wTotalLength 98
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bNumInterfaces 3
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bConfigurationValue 1
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iConfiguration 0
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bmAttributes 0x80
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(Bus Powered)
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MaxPower 500mA
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Interface Descriptor:
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bLength 9
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bDescriptorType 4
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bInterfaceNumber 0
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bAlternateSetting 0
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bNumEndpoints 2
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bInterfaceClass 8 Mass Storage
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bInterfaceSubClass 6 SCSI
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bInterfaceProtocol 80 Bulk-Only
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iInterface 4 Settings VFS
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Endpoint Descriptor:
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bLength 7
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bDescriptorType 5
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bEndpointAddress 0x81 EP 1 IN
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bmAttributes 2
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Transfer Type Bulk
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Synch Type None
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Usage Type Data
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wMaxPacketSize 0x0040 1x 64 bytes
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bInterval 0
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Endpoint Descriptor:
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bLength 7
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bDescriptorType 5
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bEndpointAddress 0x01 EP 1 OUT
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bmAttributes 2
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Transfer Type Bulk
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Synch Type None
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Usage Type Data
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wMaxPacketSize 0x0040 1x 64 bytes
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bInterval 0
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Interface Association:
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bLength 8
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bDescriptorType 11
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bFirstInterface 1
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bInterfaceCount 2
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bFunctionClass 2 Communications
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bFunctionSubClass 2 Abstract (modem)
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bFunctionProtocol 1 AT-commands (v.25ter)
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iFunction 5 Virtual Comport ACM
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\end{verbatim}
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\end{minipage}\hspace{1em}
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\begin{minipage}[t]{0.5\textwidth}\scriptsize
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\begin{verbatim}
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Interface Descriptor:
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bLength 9
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bDescriptorType 4
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bInterfaceNumber 1
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bAlternateSetting 0
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bNumEndpoints 1
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bInterfaceClass 2 Communications
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bInterfaceSubClass 2 Abstract (modem)
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bInterfaceProtocol 1 AT-commands (v.25ter)
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iInterface 5 Virtual Comport ACM
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CDC Header:
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bcdCDC 1.10
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CDC Call Management:
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bmCapabilities 0x00
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bDataInterface 2
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CDC ACM:
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bmCapabilities 0x06
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sends break
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line coding and serial state
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CDC Union:
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bMasterInterface 1
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bSlaveInterface 2
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Endpoint Descriptor:
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bLength 7
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bDescriptorType 5
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bEndpointAddress 0x83 EP 3 IN
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bmAttributes 3
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Transfer Type Interrupt
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Synch Type None
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Usage Type Data
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wMaxPacketSize 0x0008 1x 8 bytes
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bInterval 255
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Interface Descriptor:
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bLength 9
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bDescriptorType 4
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bInterfaceNumber 2
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bAlternateSetting 0
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bNumEndpoints 2
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bInterfaceClass 10 CDC Data
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bInterfaceSubClass 0
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bInterfaceProtocol 0
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iInterface 6 Virtual Comport CDC
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Endpoint Descriptor:
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bLength 7
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bDescriptorType 5
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bEndpointAddress 0x02 EP 2 OUT
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bmAttributes 2
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Transfer Type Bulk
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Synch Type None
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Usage Type Data
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wMaxPacketSize 0x0040 1x 64 bytes
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bInterval 0
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Endpoint Descriptor:
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bLength 7
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bDescriptorType 5
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bEndpointAddress 0x82 EP 2 IN
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bmAttributes 2
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Transfer Type Bulk
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Synch Type None
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Usage Type Data
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wMaxPacketSize 0x0040 1x 64 bytes
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bInterval 0
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\end{verbatim}
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\end{minipage}\vspace{-1em}
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\begin{figure}[H]
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\caption{\label{fig:gex-descriptors}USB descriptors of a GEX prototype obtained using ``\mono{lsusb}''}
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\end{figure}
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