LPS22CH datasheet(46/55 Pages) STMICROELECTRONICS

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LPS22CH

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DocID033100 Rev 2

9.13

RPDS_L (18h)

Pressure offset (LSB data)

The pressure offset value is 16-bit data that can be used to implement one-point calibration

(OPC) after soldering. This value is composed of RPDS_H (19h) and RPDS_L (18h). The

value is expressed as 2’s complement.

9.14

RPDS_H (19h)

Pressure offset (MSB data)

9.15

INT_SOURCE (24h)

Interrupt source (read only)

76543210

RPDS7

RPDS6

RPDS5

RPDS4

RPDS3

RPDS2

RPDS1

RPDS0

RPDS[7:0]

This register contains the low part of the pressure offset value.

Default value: 00000000

76543210

RPDS15

RPDS14

RPDS13

RPDS12

RPDS11

RPDS10

RPDS9

RPDS8

RPDS[15:8]

This register contains the high part of the pressure offset value.

Refer to RPDS_L (18h). Default value: 00000000

6543210

BOOT_ON

0000

BOOT_ON

Indication of Boot phase.

(0: Boot phase has ended;

1: Boot phase is running).

Interrupt active.

(0: no interrupt has been generated;

1: one or more interrupt events have been generated).

Differential pressure Low.

(0: no interrupt has been generated;

1: low differential pressure event has occurred).

Differential pressure High.

(0: no interrupt has been generated;

1: high differential pressure event has occurred).

LPS22CH Datasheet(PDF) 46 Page - STMicroelectronics

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