LPS22DF datasheet(29/54 Pages) STMICROELECTRONICS

29 / 54 page

The following table provides a quick overview of the 8-bit registers embedded in the device.

Table 16. Registers address map

Name

Type

Default

Function and comment

Hex

Reserved

00 – 0A

Reserved

INTERRUPT_CFG

R/W

00h

Interrupt register

THS_P_L

R/W

00h

Pressure threshold registers

THS_P_H

R/W

00h

IF_CTRL

R/W

00h

Interface control register

WHO_AM_I

B4h

Who am I

CTRL_REG1

R/W

00h

Control registers

CTRL_REG2

R/W

00h

CTRL_REG3

R/W

01h

CTRL_REG4

R/W

00h

FIFO_CTRL

R/W

00h

FIFO configuration registers

FIFO_WTM

R/W

00h

REF_P_L

00h

Reference pressure registers

REF_P_H

00h

Reserved

I3C_IF_CTRL

R/W

80h

Interface configuration register

RPDS_L

R/W

00h

Pressure offset registers

RPDS_H

R/W

00h

Reserved

1C-23

Reserved

INT_SOURCE

Output

Interrupt register

FIFO_STATUS1

Output

FIFO status registers

FIFO_STATUS2

Output

STATUS

Output

Status register

PRESSURE_OUT_XL

Output

Pressure output registers

PRESSURE_OUT_L

Output

PRESSURE_OUT_H

Output

TEMP_OUT_L

Output

Temperature output registers

TEMP_OUT_H

Output

Reserved

2D - 77

Reserved

FIFO_DATA_OUT_PRESS_XL

Output

FIFO pressure output registers

FIFO_DATA_OUT_PRESS_L

Output

FIFO_DATA_OUT_PRESS_H

Output

Registers marked as Reserved must not be changed. Writing to those registers may cause permanent damage to

the device.

LPS22DF

DS13316 - Rev 1

page 29/54

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