LIS2DUXS12 datasheet(94/104 Pages) STMICROELECTRONICS

94 / 104 page

5.1.2

FIFO mode ............................................................ 21

5.1.3

Continuous mode ....................................................... 21

5.1.4

Continuous-to-FIFO mode................................................. 21

5.1.5

Bypass-to-continuous mode ............................................... 22

5.1.6

Bypass-to-FIFO......................................................... 22

5.1.7

FIFO reading procedure .................................................. 22

5.1.8

FIFO empty condition .................................................... 22

5.2

Pedometer functions: step detector and step counters .............................. 23

5.3

Pedometer algorithm .......................................................... 23

5.4

Tilt detection.................................................................. 24

5.5

Significant motion detection ..................................................... 24

5.6

Finite state machine ........................................................... 24

5.7

Machine learning core ......................................................... 25

5.8

Adaptive self-configuration (ASC) ................................................ 26

Digital interfaces .................................................................27

6.1

I²C serial interface ............................................................. 27

6.1.1

I²C operation ........................................................... 28

6.2

SPI bus interface .............................................................. 29

6.2.1

SPI read .............................................................. 30

6.2.2

SPI write .............................................................. 31

6.2.3

SPI read in 3-wire mode .................................................. 32

6.3

MIPI I3C® interface ............................................................ 33

6.3.1

MIPI I3C® slave interface ................................................. 33

6.3.2

MIPI I3C® CCC supported commands ....................................... 34

6.3.3

Anti-spike filter management on mixed I²C/MIPI I3C® bus ........................ 35

8.1

PIN_CTRL (0Ch) .............................................................. 38

8.2

WAKE_UP_DUR_EXT (0Eh).................................................... 38

8.3

WHO_AM_I (0Fh) ............................................................. 39

8.4

CTRL1 (10h) ................................................................. 39

8.5

CTRL2 (11h) ................................................................. 40

8.6

CTRL3 (12h) ................................................................. 40

8.7

CTRL4 (13h) ................................................................. 41

8.8

CTRL5 (14h) ................................................................. 42

8.9

FIFO_CTRL (15h) ............................................................. 44

LIS2DUXS12

Contents

DS14035 - Rev 2

page 94/104

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