AS7000 datasheet(13/92 Pages) AMSCO

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ams Datasheet

Page 13

[v1-12] 2018-Feb-26

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AS7000 − Detailed Description

LED Configuration Registers

For ledX_supply_low registers see register AFE_PD_CFG.

Figure 12:

AFE_LED_CFG

The LED_CFG register is used to configure the operating mode

of the LED outputs.

0x00: AFE_LED_CFG

Field

Name

Rst

Type

Description

sigref_en

Signal reference: Is required for all analog blocks

0...Disable signal reference

1...Enable signal reference

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.

7:6

imax4

Defines IMAX of LED4.

Setting

IMAX

025mA

150mA

2100mA

Do not use

5:4

imax3

Defines IMAX of LED3. same encoding as imax4

3:2

imax2

Defines IMAX of LED2. same encoding as imax4

1:0

imax1

Defines IMAX of LED1. same encoding as imax4

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