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USB3503 датащи(PDF) 24 Page - Microchip Technology

номер детали USB3503
подробное описание детали  USB 2.0 HSIC High-Speed Hub Controller Optimized
PDF  73 Pages
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

USB3503 датащи(HTML) 24 Page - Microchip Technology

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USB3503
DS00001584B-page 24
 2011-2015 Microchip Technology Inc.
5.3.10
REGISTER 09H: NON-REMOVABLE DEVICE - NRD
Default = 0x00h
5.3.11
REGISTER 0AH: PORT DISABLE FOR SELF POWERED OPERATION - PDS
Default = 0x00h
Bit Number
Bit Name
Description
7:0
NR_DEVICE
Non-Removable Device: Indicates which port(s) include non- removable
devices.
‘0’ = port is removable
‘1’ = port is non- removable.
Informs the Host if one of the active physical ports has a permanent device that
is undetachable from the Hub. (Note: The device must provide its own
descriptor data.)
Bit 7= Reserved
Bit 6= Reserved
Bit 5= Reserved
Bit 4= Reserved
Bit 3= Port 3 non-removable.
Bit 2= Port 2 non-removable.
Bit 1= Port 1 non removable.
Bit 0= Reserved
Bit Number
Bit Name
Description
7:0
PORT_DIS_SP Port Disable, Self-Powered: Disables 1 or more ports.
‘0’ = port is available
‘1’ = port is disabled.
During Self-Powered operation and PRTMAP_EN = ‘0’, this selects the ports
which will be permanently disabled, and are not available to be enabled or
enumerated by a Host Controller. The ports can be disabled in any order, the
internal logic will automatically report the correct number of enabled ports to the
USB Host, and will reorder the active ports in order to ensure proper function.
Bit 7= Reserved
Bit 6= Reserved
Bit 5= Reserved
Bit 4= Reserved
Bit 3= Port 3 Disable.
Bit 2= Port 2 Disable.
Bit 1= Port 1 Disable.
Bit 0= Reserved



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