LSM9DS1 datasheet(56/72 Pages) STMICROELECTRONICS

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Accelerometer and gyroscope register description

LSM9DS1

56/72

DocID025715 Rev 3

7.31

OUT_X_XL (28h - 29h)

Linear acceleration sensor X-axis output register. The value is expressed as a 16-bit word in

two’s complement.

7.32

OUT_Y_XL (2Ah - 2Bh)

Linear acceleration sensor Y-axis output register. The value is expressed as a 16-bit word in

two’s complement.

7.33

OUT_Z_XL (2Ch - 2Dh)

Linear acceleration sensor Z-axis output register. The value is expressed as a 16-bit word in

two’s complement.

7.34

FIFO_CTRL (2Eh)

FIFO control register.

Table 82. FIFO_CTRL register

FMODE2

FMODE1

FMODE0

FTH4

FTH3

FTH2

FTH1

FTH0

Table 83. FIFO_CTRL register description

FMODE [2:0]

FIFO mode selection bits. Default value: 000

For further details refer to Table 84.

FTH [4:0]

FIFO threshold level setting. Default value: 0 0000

Table 84. FIFO mode selection

FMODE2

FMODE1

FMODE0

Mode

Bypass mode. FIFO turned off

FIFO mode. Stops collecting data when FIFO is full.

010

Reserved

Continuous mode until trigger is deasserted, then FIFO

mode.

Bypass mode until trigger is deasserted, then Continuous

mode.

Continuous mode. If the FIFO is full, the new sample over-

writes the older sample.

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