LSM330DLC Datasheet, PDF (43/66 Pages) STMicroelectronics – iNEMO inertial module: 3D accelerometer and 3D gyroscope

LSM330DLC
8.2
CTRL_REG2_A (21h)
Table 22. CTRL_REG2_A register
HPM1
HPM0
HPCF2 HPCF1
Register descriptions
FDS HPCLICK HPIS2
HPIS1
Table 23. CTRL_REG2_A description
HPM1 -HPM0 High-pass filter mode selection. Default value: 00
Refer to Table 24, “High pass filter mode configuration”
HPCF2 -
HPCF1
High-pass filter cut-off frequency selection
FDS
Filtered data selection. Default value: 0
(0: internal filter bypassed; 1: data from internal filter sent to output register and
FIFO)
HPCLICK
High-pass filter enabled for CLICK function.
(0: filter bypassed; 1: filter enabled)
HPIS2
High-pass filter enabled for AOI function on interrupt 2,
(0: filter bypassed; 1: filter enabled)
HPIS1
High-pass filter enabled for AOI function on interrupt 1,
(0: filter bypassed; 1: filter enabled)
8.3
Table 24. High-pass filter mode configuration
HPM1 HPM0
High-pass filter mode
0
0
Normal mode (reset reading HP_RESET_FILTER)
0
1
Reference signal for filtering
1
0
Normal mode
1
1
Autoreset on interrupt event
CTRL_REG3_A (22h)
Table 25. CTRL_REG3_A register
I1_CLICK I1_AOI1
0⁽¹⁾
I1_DRDY1 I1_DRDY2 I1_WTM I1_OVERRUN --
1. This bit has to be set ‘0’ for correct operation
Table 26.
I1_CLICK
I1_AOI1
CTRL_REG3_A description
CLICK interrupt on INT1_A. Default value 0.
(0: Disable; 1: Enable)
AOI1 interrupt on INT1_A. Default value 0.
(0: Disable; 1: Enable)
Doc ID 022162 Rev 2
43/66