LIS3DSH datasheet(40/53 Pages) STMICROELECTRONICS

Part #	LIS3DSH

Description	MEMS digital output motion sensor ultra low-power high performance three-axis ?쐍ano??accelerometer

PDF	53 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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40 / 53 page

LIS3DSH

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Doc ID 022405 Rev 1

8.26

FIFO_CTRL (2Eh)

FIFO control register.

FMODE2:FMODE0 = FIFO Mode Selection.

WTMP4:WTMP0 = FIFO Watermark pointer; FIFO deep if the Watermark is enabled.

The FIFO trigger is the INT2 source.

8.27

FIFO_SRC (2Fh)

FIFO SRC control register.

Table 55.

FIFO control register

FMODE2

FMODE1

FMODE0

WTMP4

WTMP3

WTMP2

WTMP1

WTMP4

Table 56.

FIFO mode selection

FMODE2

FMODE1

FMODE0

Mode

Bypass Mode. FIFO turned off

FIFO Mode. Stop collecting data

when FIFO is full.

Stream Mode. If the FIFO is full

the new sample overwrites the

older one

Stream mode until trigger is de-

asserted, then FIFO mode

Bypass mode until trigger is de-

asserted, then Stream mode

1Not Used

0Not Used.

Bypass mode until trigger is de-

asserted, then FIFO mode

Table 57.

FIFO_SRC register

WTM

OVRN_

FIFO

EMPTY

FSS4

FSS3

FSS2

FSS1

FSS0

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