LIS2HH12 Datasheet, PDF (31/47 Pages) STMicroelectronics – Embedded temperature sensor

LIS2HH12
8
Register description
Register description
8.1
TEMP_L (0Bh), TEMP_H (0Ch)
Temperature output register (r). The value is expressed in two’s complement.
8.2
WHO_AM_I (0Fh)
Who_AM_I register (r). This register is a read-only register. Its value is fixed at 41h.
Table 19. WHO_AM_I register default values
0
1
0
0
0
0
0
1
8.3
8.4
ACT_THS (1Eh)
Activity threshold register (r/w). Its value is fixed at 0x00. Inactivity threshold.
Table 20. ACT_THS register default values
0⁽¹⁾
THS6
THS5
THS4
THS3
THS2
1. This bit must be set to ‘0’ for the correct operation of the device.
THS1
THS0
ACT_DUR (1Fh)
Activity duration register (r/w). Its value is fixed at 0x00. Activity duration.
DUR7
Table 21. ACT_DUR register default values
DUR6
DUR5
DUR4
DUR3
DUR2
DUR1
DUR0
8.5
CTRL1 (20h)
Control register 1(r/w)
Table 22. Control register 1
HR
ODR2
ODR1
ODR0
BDU
ZEN
YEN
XEN
HR
ODR [2:0]
BDU
ZEN
YEN
XEN
Table 23. Control register 1 description
High resolution bit. Default value: 0
0: normal mode, 1: high resolution (see Table )
Output data rate & power mode selection. Default value: 000 (see Table )
Block data update. Default value: 0
0: continuous update; 1:output registers not updated until MSB and LSB read)
Z-axis enable. Default value: 1 (0: Z-axis disabled; 1: Z-axis enabled)
Y-axis enable. Default value: 1 (0: Y-axis disabled; 1: Y-axis enabled)
X-axis enable. Default value: 1 (0: X-axis disabled; 1: X-axis enabled)
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