AS7038RB datasheet(26/127 Pages) AMSOSRAM

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AS7038RB

Functional Description

Datasheet

• PUBLIC

DS000726

• v2-00 • 2021-Jun-02

126

│ 25

Addr: 0x10

LED_CFG

Bit

Bit Name

Default

Access

Bit Description

sigref_ecg_voltage

Voltage setting of SIGREF_ECG

– datasheet

parameters are guaranteed only for default

value of 0.9 V

Setting

Voltage

0.9 V (default)

0.8 V

5:4

sigref_ofe_voltage

Voltage setting of SIGREF

– datasheet

parameters are guaranteed only for default

value of 0.6 V.

Setting

IMAX

0.6 V (default)

0.7 V

0.8 V

0.9 V

led4_en

0: Disables LED4 output source.

1: Enables LED4 output source.

led3_en

0: Disables LED3 output source.

1: Enables LED3 output source.

led2_en

0: Disables LED2 output source.

1: Enables LED2 output source.

led1_en

0: Disables LED1 output source.

1: Enables LED1 output source.

The LED_CURR defines the LED output current.

LED_WAIT_LOW Register (Address 0x11)

Figure 12:

LED_WAIT_LOW Register

Addr: 0x11

LED_WAIT_LOW

Bit

Bit Name

Default

Access

Bit Description

7:0

Led_wait_low

Time = led_wait_low *1

μs

LED_WAIT_LOW defines the time between the switching on of an LED and the beginning of voltage

monitoring. All LEDs use the same time.

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