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USB3503 Datasheet(PDF) 56 Page - SMSC Corporation

Part # USB3503
Description  USB 2.0 HSIC High-Speed Hub Controller Optimized for Portable Applications
PDF  82 Pages
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Manufacturer  SMSC [SMSC Corporation]
Direct Link  http://www.smsc.com
Logo SMSC - SMSC Corporation

USB3503 Datasheet(HTML) 56 Page - SMSC Corporation

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USB 2.0 HSIC High-Speed Hub Controller Optimized for Portable Applications
Datasheet
SMSC USB3503A
56
Revision 1.1 (02-07-13)
DATASHEET
7.3.6
Endpoint Descriptor (Multi-TT)
The following table provides endpoint descriptor values for Multi-TT operation.
7.4
Class-Specific Hub Descriptor
The following table provides class-specific Hub descriptor values.
Note: The Hub must respond to Hub Class Descriptor type 29h (the USB 1.1 and USB 2.0
value) and 00h (the USB 1.0 value).
Table 7.10 EndPoint Descriptor (For Status Change Endpoint, Multi-TT)
OFFSET
FIELD
SIZE
VALUE
DESCRIPTION
0
Length
1
07h
Size of this Descriptor.
1
DescriptorType
1
05h
Endpoint Descriptor Type.
2
EndpointAddress
1
81h
The address of the endpoint on the USB device.
3
Attributes
1
03h
Describes the endpoint’s attributes. (interrupt only, no
synchronization, data endpoint).
4
MaxPacketSize
2
0001h
Maximum packet size for this endpoint.
6
Interval
1
0Ch
Interval for polling endpoint for data transfers (Maximum
Possible).
Table 7.11 Class-Specific Hub Descriptor
OFFSET
FIELD
SIZE
VALUE
DESCRIPTION
0
Length
1
09h
Size of this Descriptor.
1
DescriptorType
1
29h
Hub Descriptor Type.



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