LSM9DS1 datasheet(65/72 Pages) STMICROELECTRONICS

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LSM9DS1

Magnetometer register description

Table 117. System operating mode selection

8.8

CTRL_REG4_M (23h)

Table 120. Z-axis operative mode selection

8.9

CTRL_REG5_M (24h)

MD1

MD0

Mode

Continuous-conversion mode

Single-conversion mode

Power-down mode

Table 118. CTRL_REG4_M register

0(1)

1. These bits must be set to ‘0’ for the correct operation of the device

0(1)

OMZ1

OMZ0

BLE

0(1)

Table 119. CTRL_REG4_M register description

OMZ[1:0]

Z-axis operative mode selection.

Default value: 00. Refer to Table 120.

BLE

Big/Little Endian data selection. Default value: 0

(0: data LSb at lower address; 1: data MSb at lower address)

OMZ1

OMZ0

Operative mode for Z-axis

Low-power mode

Medium-performance mode

High-performance mode

Ultra-high performance mode

Table 121. CTRL_REG5_M register

FAST_READ

BDU

0(1)

1. These bits must be set to ‘0’ for the correct operation of the device.

0(1)

Table 122. CTRL_REG5_M register description

FAST_READ

FAST_READ allows reading the high part of DATA OUT only in order to increase

reading efficiency. Default value: 0

(0: FAST_READ disabled; 1: FAST_READ enabled)

BDU

Block data update for magnetic data. Default value: 0

(0: continuous update; 1: output registers not updated until MSB and LSB have

been read)

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