TUSB4020BIPHPR datasheet(21/46 Pages) TI

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6.6.1.12 UUID Registers (offset = 10h to 1Fh)

Figure 6-13. Register Offset 10h to 1Fh

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]

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

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

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

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.

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TUSB4020BI

SLLSEI0E – JULY 2015 – REVISED JULY 2024

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