LSM303DLHC datasheet(29/42 Pages) STMICROELECTRONICS

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LSM303DLHC

Doc ID 018771 Rev 1

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7.1.12

FIFO_CTRL_REG_A (2Eh)

7.1.13

FIFO_SRC_REG_A (2Fh)

7.1.14

INT1_CFG_A (30h)

Table 36.

REFERENCE_A register

FM1

FM0

FTH4

FTH3

FTH2

FTH1

FTH0

Table 37.

REFERENCE_A register description

FM1-FM0

FIFO mode selection. Default value: 00 (see

Table 38)

Trigger selection. Default value: 0

0: trigger event linked to trigger signal on INT1

1: trigger event linked to trigger signal on INT2

FTH4:0

Default value: 0

Table 38.

FIFO mode configuration

FM1

FM0

FIFO mode configuration

Bypass mode

FIFO mode

Stream mode

Trigger mode

Table 39.

FIFO_SRC_A register

WTM

OVRN_FIFO

EMPTY

FSS4

FSS3

FSS2

FSS1

FSS0

Table 40.

INT1_CFG_A register

AOI

ZHIE/

ZUPE

ZLIE/

ZDOWNE

YHIE/

YUPE

YLIE/

YDOWNE

XHIE/

XUPE

XLIE/

XDOWNE

Table 41.

INT1_CFG_A description

AOI

AND/OR combination of interrupt events. Default value: 0 (refer to

Table 42)

6-direction detection function enabled. Default value: 0 (refer to

Table 42)

ZHIE/

ZUPE

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

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

ZLIE/

ZDOWNE

Enable interrupt generation on Z low event or on direction recognition. Default

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

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