LP5569 datasheet(55/86 Pages) TI1

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LP5569

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SNVSAP8 – JULY 2017

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Table 43. LED7_CURRENT Register Field Descriptions

Bit

Field

Type

Reset

Description

7–0

current7

R/W

AFh

00h = 0.0 mA

01h = 0.1 mA

...

AFh = 17.5 mA (default)

...

FFh = 25.5 mA

8.6.1.30 LED8_CURRENT Register (Address = 2Ah) [reset = AFh]

LED8_CURRENT is shown in Figure 49 and described in Table 44.

Return to Summary Table.

LED8 driver output current control register. The resolution is 8 bits, and step size is 100 μA.

Figure 49. LED8_CURRENT Register

current8

R/W-AFh

Table 44. LED8_CURRENT Register Field Descriptions

Bit

Field

Type

Reset

Description

7–0

current8

R/W

AFh

00h = 0.0 mA

01h = 0.1 mA

...

AFh = 17.5 mA (default)

...

FFh = 25.5 mA

8.6.1.31 MISC Register (Address = 2Fh) [reset = 40h]

MISC is shown in Figure 50 and described in Table 45.

Return to Summary Table.

Figure 50. MISC Register

RESERVED

en_auto_incr

powersave_en

cp_mode

cp_return_1x

RESERVED

int_clk_en

R/W-0h

R/W-1h

R/W-0h

Table 45. MISC Register Field Descriptions

Bit

Field

Type

Reset

Description

RESERVED

R/W

Reserved

en_auto_incr

R/W

I2C address auto-increment enable

0 = Address auto-increment is disabled

1 = Address auto-increment is enabled (default)

powersave_en

R/W

Power-save mode enable select

0 = Power-save mode is disabled (default)

1 = Power-save mode is enabled

4–3

cp_mode

R/W

Charge-pump mode selection

00 = Disabled (cp output pulled-down internally, default)

01 = 1× mode

10 = 1.5× mode

11 = Auto mode

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