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LPS331APTR Datasheet(PDF) 25 Page - STMicroelectronics

Part # LPS331APTR
Description  MEMS pressure sensor: 260-1260 mbar absolute digital output barometer
PDF  36 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LPS331APTR Datasheet(HTML) 25 Page - STMicroelectronics

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LPS331AP
Register description
Doc ID 022112 Rev 7
25/36
INT_SOURCE
Interrupt source
Address:
24h
Type:
R
Reset:
00h
Description:
INT_SOURCE register is cleared by reading INT_ACK register.
THS_P_L
Threshold pressure (LSB
)
Address:
25h
Type:
R/W
Reset:
00h
Description:
This register contains the low part of threshold value for pressure interrupt
generation. The complete threshold value is given by THS_P_H & THS_P_L and is
expressed as unsigned number.
76
543
210
00
000
IA
PL
PH
[7:3]
0
[2] IA: Interrupt Active.
(0: no interrupt has been generated; 1: one or more interrupt events have been generated).
[1] PL: Differential pressure Low.
(0: no interrupt has been generated; 1: Low differential pressure event has occurred).
[0] PH: Differential pressure High.
(0: no interrupt has been generated; 1: High differential pressure event has occurred).
76
543
210
THS7
THS6
THS5
THS4
THS3
THS2
THS1
THS0
[7:0] THS7 - THS0: Threshold pressure LSB. Default value: 00h.



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