AS7421 datasheet(40/53 Pages) OSRAM

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AS7421

Datasheet

• PUBLIC

DS000667

• v2-00 • 2022-Oct-13

│ 39

10.2.13

INT_EN Register (Address 0x6C)

Figure 43:

INT_EN Register

Addr: 0x6C

INT_EN

Bit

Bit Name

Default

Access

Bit Description

EN_DLOST

1: Enable data lost interrupt.

EN_DSAT

1: Enable digital saturation interrupt.

EN_ASAT

1: Enable analog saturation interrupt.

EN_TSD

1: Enable temperature shutdown interrupt.

EN_AZ

1: Enable auto zero interrupt.

EN_ADATA

1: Enable ADATA interrupt.

10.2.14

CFG_AZ Register (Address 0x6D)

Figure 44:

CFG_AZ Register

Addr: 0x6D

CFG_AZ

Bit

Bit Name

Default

Access

Bit Description

AZ_ON

Start single autozero for all modulators and integrators

if PON=1.

6:5

AZ_WTIME

Wait time for autozero

00: Wait time = 32 µs

01: Wait time = 64 µs

10: Wait time = 128 µs

11: Wait time = 256 µs

Do not change during LTF_EN = “1”

AZ_EN

1: Enable autozero during measurements. First

autozero starts before the first measurement.

AZ_CYCLE

1: Autozero is done before each integration cycle.

2:0

AZ_ITERATION

Autozero

is done every 2 x ”AZ_ITERATION”.

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