LIS3DH View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

LIS3DH

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

STMicroelectronics 

Registers description

8.19 FIFO_CTRL_REG (2Eh)

Table 42. REFERENCE register

FM1

FM0

TR

FTH4

FTH3

FTH2

FTH1

LIS3DH

FTH0

Table 43.

FM1-FM0

TR

FTH4:0

REFERENCE register description

FIFO mode selection. Default value: 00 (see Table 44)

Trigger selection. Default value: 0

0: Trigger event liked to trigger signal on INT1

1: Trigger event liked to trigger signal on INT2

Default value: 0

Table 44. FIFO mode configuration

FM1

FM0

0

0

0

1

1

0

1

1

Self test mode

Bypass mode

FIFO mode

Stream mode

Trigger mode

8.20

FIFO_SRC_REG (2Fh)

Table 45. FIFO_SRC register

WTM OVRN_FIFO EMPTY

FSS4

FSS3

FSS2

FSS1

FSS0

8.21

INT1_CFG (30h)

Table 46. INT1_CFG register

AOI 6D

ZHIE/

ZLIE/

ZUPE

ZDOWNE

YHIE/

YLIE/

YUPE

YDOWNE

XHIE/

XLIE/

XUPE

XDOWNE

Table 47.

AOI

6D

ZHIE/

ZUPE

INT1_CFG description

And/Or combination of Interrupt events. Default value: 0. Refer to Table 48, "Inter-

rupt mode"

6 direction detection function enabled. Default value: 0. Refer to Table 48, "Interrupt

mode"

Enable interrupt generation on Z high event or on Direction recognition. Default

value: 0 (0: disable interrupt request;1: enable interrupt request)

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Doc ID 17530 Rev 1

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