LP55231 datasheet(22/59 Pages) TI2

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LP55231

SNOSCR5D – MARCH 2013 – REVISED DECEMBER 2016

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Table 3. Control Register Map (continued)

HEX

ADDRESS

BIT(s)

READ/

WRITE

DEFAULT VALUE

AFTER RESET

BIT MNEMONIC AND DESCRIPTION

D1 CONTROL

[7:6]

R/W

00xxxxxx

MAPPING

Mapping for D1 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D1

[4:0]

R/W

xxx00000

TEMP COMP

Temperature compensation control for D1 output

D2 CONTROL

[7:6]

R/W

00xxxxxx

MAPPING Mapping for D2 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D2 output

[4:0]

R/W

xxx00000

TEMP COMP

Temperature compensation control for D2 output

D3 CONTROL

[7:6]

R/W

00xxxxxx

MAPPING Mapping for D3 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D3 output

[4:0]

R/W

xxx00000

TEMP COMP

Temperature compensation control for D3 output

D4 CONTROL

[7:6]

R/W

00xxxxxx

MAPPING Mapping for D4 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D4 output

[4:0]

R/W

xxx00000

TEMP COMP

Temperature compensation control for D4 output

D5 CONTROL

[7:6]

R/W

00xxxxxx

MAPPING Mapping for D5 ouput

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D5 output

[4:0]

R/W

xxx00000

TEMP COMP

Temperature compensation control for D5

D6 CONTROL

[7:6]

R/W

00xxxxxx

MAPPING Mapping for D6 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D6 output

[4:0]

R/W

xxx00000

TEMP COMP

Temperature compensation control for D6 output

D7 CONTROL

[7:6]

R/W

00xxxxxx

MAPPING Mapping for D7 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D7 output

[4:0]

R/W

xxx00000

TEMP COMP

Temperature compensation control for D7 output

D8 CONTROL

[7:6]

R/W

00xxxxxx

MAPPING Mapping for D8 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D8 output

[4:0]

R/W

xxx00000

TEMP COMP

Temperature compensation control for D8 output

D9 CONTROL

[7:6]

R/W

00xxxxxx

MAPPING Mapping for D9 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D9 output

[4:0]

R/W

xxx00000

TEMP COMP

Temperature compensation control for D9 output

0F TO 15

RESERVED

[7:0]

RESERVED FOR FUTURE USE

D1 PWM

[7:0]

R/W

00000000

PWM

PWM duty cycle control for D1

D2 PWM

[7:0]

R/W

00000000

PWM

PWM duty cycle control for D2

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