LIS3DSHTR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

LIS3DSHTR

MEMS digital output motion sensor ultra low-power high performance three-axis “nano” accelerometer

STMicroelectronics 

Register description

Table 93.

P_V

N_V

MASK2_B register description

0=V + disabled, 1=V + enabled

0=V - disabled, 1=V – enabled

8.52

MASK2_A (7Ah)

Axis and sign mask (default) for SM2 motion detection operation.

Table 94. MASK2_A axis and sign mask register

P_X

N_X

P_Y

N_Y

P_Z

N_Z

LIS3DSH

P_V

N_V

Table 95.

P_X

N_X

P_Y

N_Y

P_Z

N_Z

P_V

N_V

MASK2_B register description

0=X + disabled, 1=X + enabled

0=X - disabled, 1=X – enabled

0=Y + disabled, 1=Y + enabled

0=Y - disabled, 1=Y – enabled

0=Z + disabled, 1=Z + enabled

0=Z - disabled, 1=Z – enabled

0=V + disabled, 1=V + enabled

0=V - disabled, 1=V – enabled

8.53

SETT2 (7Bh)

Setting of threshold, peak detection and flags for SM2 motion detection operation.

Table 96. SETT2 register

P_DET THR3_SA ABS

-

-

THR3_MA R_TAM

SITR

Table 97. SETT2 register description

P_DET

SM2 peak detection. Default value: 0

0=peak detection disabled, 1=peak detection enabled

THR3_SA

Default value: 0

0=no action, 1=threshold 3 limit value for axis and sign mask reset (MASK2_B)

ABS

Default value: 0

0=unsigned thresholds, 1=signed thresholds

THR3_MA

Default value: 0

0=no action, 1=threshold 3 limit value for axis and sign mask reset (MASK2_A)

48/53

Doc ID 022405 Rev 1

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