LIS331DLF datasheet(26/38 Pages) STMICROELECTRONICS

部件名	LIS331DLF

功能描述	MEMS digital output motion sensor ultra low-power high performance 3-axes ?쐍ano??accelerometer

PDF	38 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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LIS331DLF

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Doc ID 15101 Rev 4

7.3

CTRL_REG2 (21h)

Table 19.

Power mode and low-power output data rate configurations

PM2

PM1

PM0

Power mode selection

Output data rate [Hz]

ODRLP

Power-down

Normal mode

ODR

Low-power

0.5

Low-power

Table 20.

Normal-mode output data rate configurations and low-pass cut-off

frequencies

DR1(1)

“11” bit configuration is not allowed and may cause incorrect device functionality.

DR0(1)

Output data rate [Hz]

ODR

Low-pass filter cut-off

frequency [Hz]

100

400

292

Table 21.

CTRL_REG2 register

BOOT

HPM1

HPM0

FDS

HPen2

HPen1

HPCF1

HPCF0

Table 22.

CTRL_REG2 description

BOOT

Reboot memory content. Default value: 0

(0: normal mode; 1: reboot memory content)

HPM1, HPM0

High pass filter mode selection. Default value: 00

(00: normal mode; Others: refer to

Table 23)

FDS

Filtered data selection. Default value: 0

(0: internal filter bypassed; 1: data from internal filter sent to output register)

HPen2

High pass filter enabled for interrupt 2 source. Default value: 0

(0: filter bypassed; 1: filter enabled)

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