LPS331AP Datasheet, PDF (30/36 Pages) STMicroelectronics – MEMS pressure sensor: 260-1260 mbar absolute digital output barometer

Register description
LPS331AP
AMP_CTRL
Analog front end control
Address:
Type:
Reset:
7
6
5
4
3
2
1
0
RESERVED
SELMAIN
2Dh
R/W
00h
[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
DELTA_PRESS_XL (3Ch)
Address:
Type:
Reset:
7
DELTA7
6
DELTA6
3Ch
R/W
00h
5
DELTA5
4
DELTA4
3
DELTA3
2
DELTA2
Pressure offset
1
DELTA1
0
DELTA0
[7:0] DELTA0 - DELTA7: Delta pressure register for One Point calibration
DELTA_PRESS_L (3Dh)
Pressure offset
Address:
Type:
Reset:
15
14
13
12
11
10
DELTA15 DELTA14 DELTA13 DELTA12 DELTA11 DELTA10
9
DELTA9
3Dh
R/W
00h
8
DELTA8
[15:8] DELTA15-DELTA8: Delta pressure register for One Point calibration
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Doc ID 022112 Rev 7