TUSB8044AI datasheet(41/63 Pages) TI1

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TUSB8044A

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SLLSF92 – FEBRUARY 2019

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8.5.24 Billboard PID LSB

Figure 25. Register Offset 29h (Billboard PID LSB)

Bit No.

Reset State

Table 32. Bit Descriptions – Billboard PID LSB

Bit

Field

Type

Description

7:0

BBPID_LSB

Billboard PID LSB. This field represents the LSB of the 16-bit PID.

When Billboard PID LSB and MSB are all zero, ROM default is

selected for USB descriptor requests. This register however will

continue to read back zero. This field's default can be changed using

an external I2C EEPROM or SMBus

8.5.25 Billboard PID MSB

Figure 26. Register Offset 2Ah (Billboard PID MSB)

Bit No.

Reset State

Table 33. Bit Descriptions – Billboard PID MSB

Bit

Field

Type

Description

7:0

BBPID_LSB

Billboard PID MSB. This field represents the MSB of the 16-bit PID.

When Billboard PID LSB and MSB are all zero, ROM default is

selected for USB descriptor requests. This register however will

continue to read back zero. This field's default can be changed using

an external I2C EEPROM or SMBus.

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