IIS2DULPX datasheet(96/106 Pages) STMICROELECTRONICS

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5.1.6

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

5.1.7

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

5.1.8

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

5.2

Activity/inactivity, stationary/motion detection functions .............................. 23

5.3

Pedometer functions: step detector and step counters .............................. 24

5.4

Pedometer algorithm .......................................................... 24

5.5

Tilt detection.................................................................. 25

5.6

Significant motion detection ..................................................... 25

5.7

Finite state machine ........................................................... 26

5.8

Machine learning core ......................................................... 27

5.9

Adaptive self-configuration (ASC) ................................................ 27

Digital interfaces .................................................................28

6.1

I²C serial interface ............................................................. 28

6.1.1

I²C operation ........................................................... 29

6.2

SPI bus interface .............................................................. 30

6.2.1

SPI read .............................................................. 31

6.2.2

SPI write .............................................................. 32

6.2.3

SPI read in 3-wire mode .................................................. 33

6.3

MIPI I3C® interface ............................................................ 34

6.3.1

MIPI I3C® target interface ................................................. 34

6.3.2

MIPI I3C® CCC supported commands ....................................... 35

6.3.3

Antispike filter management on mixed I²C/MIPI I3C® bus ......................... 36

8.1

EXT_CLK_CFG (08h).......................................................... 39

8.2

PIN_CTRL (0Ch) .............................................................. 39

8.3

WAKE_UP_DUR_EXT (0Eh).................................................... 40

8.4

WHO_AM_I (0Fh) ............................................................. 40

8.5

CTRL1 (10h) ................................................................. 41

8.6

CTRL2 (11h) ................................................................. 42

8.7

CTRL3 (12h) ................................................................. 42

8.8

CTRL4 (13h) ................................................................. 43

8.9

CTRL5 (14h) ................................................................. 44

8.10

FIFO_CTRL (15h) ............................................................. 46

8.11

FIFO_WTM (16h) ............................................................. 47

8.12

INTERRUPT_CFG (17h) ....................................................... 47

IIS2DULPX

Contents

DS14580 - Rev 1

page 96/106

IIS2DULPX Datasheet(PDF) 96 Page - STMicroelectronics

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