AS1170 datasheet(34/53 Pages) OSRAM

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AS1170

Datasheet

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• v2-00 • 2024-Feb-05

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8.1

ChipID register

Table 7: ChipID register

Addr: 0

ChipID register

Bit

Bit name

Default

Access

Bit description

2:0

version

AS1170 chip version number.

7:3

fixed_id

18h

This is a fixed identification (e.g. to verify the I²C

communication).

(1) This register has a fixed ID.

8.2

Current set LED1 register

Table 8: Current set LED1 register

Addr: 1

Current set LED1 register

Bit

Bit name

Default

Access

Bit description

7:0

led_current1

9Ch

R/W

Caution: Define the current on pin LED_OUT1 assist mode uses

bits 6:0 of this current setting (max. half of full current setting)

indicator or low current pwm mode uses only 5:0 of this current

setting (max. 1/4 of full current setting).

Value

Description

0 mA

3.5 mA

7.1 mA

...

3Fh

222.4 mA (maximum current for indicator or low

current pwm mode, mode_setting=01)

...

7Fh

448.2 mA (maximum current for assist light mode,

mode_setting=10)

...

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