STW4810 datasheet(26/72 Pages) STMICROELECTRONICS

26 / 72 page

4 Functional description

STw4810

26/72

Rev3

Power control register at address 06h

Power control register at address 07h

Table 22.

Power control register at address 06h

Address 1Fh

Address 1Eh

98765

43210

Not used

00110

vpll_sel

[0]

vaux_sel

<1:0>

usb_

i2c_ctrl

Bits

Name

Value

Settings

Default

vpll_sel[1:0]

on 06h and 07h

address

= 1.05V

= 1.2V

= 1.3V

= 1.8V

[3:2]

vaux_sel[1:0]

= 1.5V

= 1.8V

= 2.5V

= 2.8V

usb_i2c_ctrl

USB I2C interface controls USB registers

Main I2C interface controls USB registers

Table 23.

Power control register at address 07h

Address 1Fh

Address 1Eh

98765

43210

Not used

00111

en_vpll

not

used

en_

vcore

vpll_sel

[1]

Bits

Name

Value

Settings

Default

en_vpll

Disabled / VPLL = OFF

Enabled / VPLL = ON(1)

No soft start feature at supply enabled after a disabled/enabled sequence

en_vcore

Disabled / VCORE = OFF

Enabled / VCORE = ON(1)

vpll_sel[1]

See

Table 22

STW4810 数据表(PDF) 26 Page - STMicroelectronics

STW4810 数据表(HTML) 26 Page - STMicroelectronics

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