USB2524 SMSC Corporation, USB2524 Datasheet - Page 37
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USB2524
Manufacturer Part Number
USB2524
Description
USB MultiSwitch Hub
Manufacturer
SMSC Corporation
Datasheet
1.USB2524.pdf
(57 pages)
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USB MultiSwitch
Datasheet
SMSC USB2524
7.1.4.56
7.1.4.57
7.1.4.58
7.1.4.59
NUMBER
NUMBER
NUMBER
NUMBER
BIT
BIT
BIT
BIT
7:0
7:0
7:0
7:0
Register EEh: Port Assign Interface Configuration 7B (Reset = 0x00)
Register EFh: Port Assign Interface Configuration 7C (Reset = 0x00)
Register F0h: Port Assign Interface Configuration 7D (Reset = 0x00)
Register F1h: Port Assignment 1 & 2 (Reset = 0x00)
TM
PORT_ASSIGN_12 Port 1 & 2 Assignment to upstream host port. Determines which upstream port
Hub
PORT_INT_7B
PORT_INT_7C
PORT_INT_7D
BIT NAME
BIT NAME
BIT NAME
BIT NAME
Port Assign Interface 7B: Determines the configuration of the hardware
interface configuration for the assignment of ports 3 & 4 to upstream hosts.
Reserved
Reserved
“owns” each of the downstream ports
Bit [7:4] = ‘0000’ Port 4 is unassigned
Bit [3:0] = ‘0000’ Port 3 is unassigned
Bit [7:4] = ‘0000’ Port 2 is unassigned
Bit [3:0] = ‘0000’ Port 1 is unassigned
DATASHEET
‘0001’ Port 4 owned by UP1
‘0010’ Port 4 owned by UP2
‘0011’
‘0001’ Port 3 owned by UP1
‘0010’ Port 3 owned by UP2
‘0011’
‘0001’ Port 2 owned by UP1
‘0010’ Port 2 owned by UP2
‘0011’
‘0001’ Port 1 owned by UP1
‘0010’ Port 1 owned by UP2
‘0011’
‘1111’
‘1111’
‘1111’
‘1111’
to
to
to
to
37
Reserved, will default to ‘0001’ value
Reserved, will default to ‘0001’ value
Reserved, will default to ‘0001’ value
Reserved, will default to ‘0001’ value
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
Revision 1.2 (07-17-06)