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TUSB4020BIPHPR Datasheet(PDF) 21 Page - Texas Instruments

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Part # TUSB4020BIPHPR
Description  TUSB4020BI Two-Port USB 2.0 Hub
PDF  46 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TUSB4020BIPHPR Datasheet(HTML) 21 Page - Texas Instruments

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6.6.1.12 UUID Registers (offset = 10h to 1Fh)
Figure 6-13. Register Offset 10h to 1Fh
7
6
5
4
3
2
1
0
X
X
X
X
X
X
X
X
R
R
R
R
R
R
R
R
LEGEND: R/W = Read/Write; R = Read only; –n = value after reset
Table 6-15. Bit Descriptions – UUID Byte N Register
Bit
Field Name
Access
Reset
Description
7:0
uuidByte[n]
RO
UUID byte N. The UUID returned in the Container ID descriptor. The value of this register
is provided by the device and is meets the UUID requirements of Internet Engineering Task
Force (IETF) RFC 4122 A UUID URN Namespace.
6.6.1.13 Language ID LSB Register (offset = 20h)
Figure 6-14. Register Offset 20h
7
6
5
4
3
2
1
0
0
0
0
0
1
0
0
1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
LEGEND: R/W = Read/Write; R = Read only; –n = value after reset
Table 6-16. Bit Descriptions – Language ID LSB Register
Bit
Field Name
Access
Reset
Description
7:0
langIdLsb
RW
Language ID least significant byte. This register contains the value returned in the LSB
of the LANGID code in string index 0. The TUSB4020BI only supports one language
ID. The default value of this register is 09h representing the LSB of the LangID 0409h
indicating English United States. When customStrings is 1, this field can be overwritten
by the contents of an attached EEPROM or by an SMBus host.
6.6.1.14 Language ID MSB Register (offset = 21h)
Figure 6-15. Register Offset 21h
7
6
5
4
3
2
1
0
0
0
0
0
0
1
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
LEGEND: R/W = Read/Write; R = Read only; –n = value after reset
Table 6-17. Bit Descriptions – Language ID MSB Register
Bit
Field Name
Access
Reset
Description
7:0
langIdMsb
RO/RW
Language ID most significant byte. This register contains the value returned in the MSB of
the LANGID code in string index 0. The TUSB4020BI only supports one language ID. The
default value of this register is 04h representing the MSB of the LangID 0409h indicating
English United States.
When customStrings is 1, this field can be overwritten by the contents of an attached
EEPROM or by an SMBus host.
www.ti.com
TUSB4020BI
SLLSEI0E – JULY 2015 – REVISED JULY 2024
Copyright © 2024 Texas Instruments Incorporated
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Product Folder Links: TUSB4020BI



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