LSM303D datasheet(40/52 Pages) STMICROELECTRONICS

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LSM303D

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DocID023312 Rev 2

8.25

OUT_X_L_A (28h), OUT_X_H_A (29h)

X-axis acceleration data. The value is expressed in 16-bit as two’s complement.

8.26

OUT_Y_L_A (2Ah), OUT_Y_H_A (2Bh)

Y-axis acceleration data. The value is expressed in 16-bit as two’s complement.

8.27

OUT_Z_L_A (2Ch), OUT_Z_H_A (2Dh)

Z-axis acceleration data. The value is expressed in 16-bit as two’s complement.

8.28

FIFO_CTRL (2Eh)

Table 56. STATUS_A register description

ZYXAOR Acceleration X, Y and Z-axis data overrun. Default value: 0

(0: no overrun has occurred; 1: a new set of data has overwritten the previous data)

ZAOR

Acceleration Z-axis data overrun. Default value: 0

(0: no overrun has occurred; 1: new data for the Z-axis has overwritten the previous data)

YAOR

Acceleration Y-axis data overrun. Default value: 0

(0: no overrun has occurred; 1: new data for the Y-axis has overwritten the previous data)

XAOR

Acceleration X-axis data overrun. Default value: 0

(0: no overrun has occurred; 1: new data for the X-axis has overwritten the previous data)

ZYXADA Acceleration X, Y and Z-axis new value available. Default value: 0

(0: a new set of data is not yet available; 1: a new set of data is available)

ZADA

Acceleration Z-axis new value available. Default value: 0

(0: new data for the Z-axis is not yet available; 1: new data for the Z-axis is available)

YADA

Acceleration Y-axis new value available. Default value: 0

(0: new data for the Y-axis is not yet available; 1: new data for the Y-axis is available)

XADA

Acceleration X-axis new value available. Default value: 0

(0: new data for the X-axis is not yet available; 1: new data for the X-axis is available)

Table 57. FIFO_CTRL register

FM2

FM1

FM0

FTH4

FTH3

FTH2

FTH1

FTH0

Table 58. FIFO_CTRL register description

FM[2:0]

FIFO mode selection. Default value: 000

Refer to Table 59

FTH[4:0]

FIFO threshold level. Default value: 00000

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