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AS621x

Register Description

Datasheet

• PUBLIC

DS000677

• v4-00 • 2022-May-17

36

│ 19

Figure 23:

Alert Operation Modes

The following table defines the content of the registers TLOW and THIGH. For data transmission, the

MSB byte is transmitted first, followed by the LSB byte. The data format for representing the threshold

temperatures is equal to the temperature register (TVAL). After a power-up, the registers are initialized

with the following default values:

ALERT output

cleared

ALERT output

active

ALERT output

cleared

ALERT output

active

T

≥ THIGH for

N consecutive cycles

Read operation

or

Set to sleep mode

T

≤ TLOW for

N consecutive cycles

Read operation

or

Set to sleep mode

Interrupt Mode

ALERT output

cleared

ALERT output

active

Comparator Mode

T

≥ THIGH for

N consecutive cycles

T

≤ TLOW for

N consecutive cycles

IM=1

IM=0

General Reset

Command