LIS3DH 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

比赛名单

LIS3DH

MEMS digital output motion sensor ultra low-power high performance 3-axes “nano” accelerometer

STMicroelectronics 

Registers description

LIS3DH

ODR<3:0> is used to set power mode and ODR selection. In the following table are reported

all frequency resulting in combination of ODR<3:0>

Table 26. Data rate configuration

ODR3

ODR2

ODR1

ODR0

0

0

0

0

0

0

0

1

0

0

1

0

0

0

1

1

0

1

0

0

0

1

0

1

0

1

1

0

0

1

1

1

1

0

0

0

1

0

0

1

Power mode selection

Power down mode

Normal / low power mode (1 Hz)

Normal / low power mode (10 Hz)

Normal / low power mode (25 Hz)

Normal / low power mode (50 Hz)

Normal / low power mode (100 Hz)

Normal / low power mode (200 Hz)

Normal / low power mode (400 Hz)

Low power mode (1.6 KHz)

Normal (1.25 kHz) / low power mode (5 KHz)

8.9

CTRL_REG2 (21h)

Table 27. CTRL_REG2 register

HPM1

HPM0

HPCF2 HPCF1

FDS HPCLICK HPIS2

HPIS1

Table 28. CTRL_REG2 description

HPM1 -HPM0 High pass filter mode selection. Default value: 00

Refer to Table 29, "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)

30/42

Doc ID 17530 Rev 1

Share Link: