Register description

LPS331AP

30/36

Doc ID 022112 Rev 7

AMP_CTRL

Analog front end control

Address:

2Dh

Type:

R/W

Reset:

00h

DELTA_PRESS_XL (3Ch)

Pressure offset

Address:

3Ch

Type:

R/W

Reset:

00h

DELTA_PRESS_L (3Dh)

Pressure offset

Address:

3Dh

Type:

R/W

Reset:

00h

76

54

321

0

RESERVED

SELMAIN

[7:1] RESERVED

[0] SELMAIN: Current of operational amplifier selector

‘1’ always high current

‘0’ high current during pressure acquisition and low current during temperature acquisition

76

54

321

0

DELTA7

DELTA6

DELTA5

DELTA4

DELTA3

DELTA2

DELTA1

DELTA0

[7:0] DELTA0 - DELTA7: Delta pressure register for One Point calibration

15

14

13

12

11

10

9

8

DELTA15

DELTA14

DELTA13

DELTA12

DELTA11

DELTA10

DELTA9

DELTA8

[15:8] DELTA15-DELTA8: Delta pressure register for One Point calibration