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AS621x

Register Description

Datasheet

• PUBLIC

DS000677

• v4-00 • 2022-May-17

36

│ 12

Figure 12:

Register Map

Address

Symbol

Register

Description

0x0

TVAL

Temperature Register

Contains the temperature value

0x1

CONFIG

Configuration Register

Configuration settings of the temperature sensor

0x2

TLOW

TLOW Register

Low temperature threshold value

0x3

THIGH

THIGH Register

High temperature threshold value

The first 2-bit addresses in the index register define the access to the registers shown in Figure 12.

This means that in order to access the different registers, the index register must be set accordingly.

With the exception of the TVAL register (which contains the temperature value data), all registers are

read/write accessible.

6.2

Detailed Register Description

6.2.1

Configuration Register (Address 0x1)

Figure 13:

CONFIGURATION Register

Addr: 0x1

Bit

Bit Name

Default

Access

Bit Description

0

Reserved

0

RO

Reserved

1

Reserved

0

RO

Reserved

2

Reserved

0

RO

Reserved

3

Reserved

0

RO

Reserved

4

Reserved

0

RO

Reserved

5

AL

1

RO

Alert Bit (AL)

6

CR[0]

0

RW

Conversion RATE (CR)

7

CR[1]

1

RW

Conversion RATE (CR)

8

SM

0

RW

Sleep Mode (SM)

9

IM

0

RW

Interrupt Mode (IM)

10

POL

0

RW

Polarity (POL)

11

CF[0]

0

RW

Consecutive Faults (CF)

12

CF[1]

0

RW

Consecutive Faults (CF)

13

Reserved

0

RO

Reserved