LIS2DUX12TR datasheet(36/102 Pages) STMICROELECTRONICS

36 / 102 page

8.1

PIN_CTRL (0Ch)

R/W

Table 19. Table 20. PIN_CTRL register

SDO_PU_EN

SDA_PU_EN

PD_DIS_INT2

PD_DIS_INT1

H_LACTIVE

CS_PU_DIS

PP_OD

SIM

Table 20. PIN_CTRL register description

SDO_PU_EN

If 1, enables the internal pull-up of the SDO/SA0 pin.

SDA_PU_EN

If 1, enables the internal pull-up of the SDA/SDI/SDO pin.

PD_DIS_INT2

If 1, disables the internal pull-down of the INT2 pin.

PD_DIS_INT1

If 1, disables the internal pull-down of the INT1 pin.

H_LACTIVE

Interrupt active level

(0: interrupts active-high (default);

1: Interrupts active-low)

CS_PU_DIS

If 1, disables the internal pull-up of the CS pin.

PP_OD

Push-pull/open-drain mode for INT pins

(0: INT pins in push-pull mode (default);

1: INT pins in open-drain mode)

SIM

SPI 3 or 4-wire mode

(0: 4-wire SPI (default); 1: 3-wire SPI)

8.2

WAKE_UP_DUR_EXT (0Eh)

R/W

Table 21. WAKE_UP_DUR_EXT register

0(1)

WU_DUR_

EXTENDED

0(1)

1. This bit must be set to 0 for the correct operation of the device.

Table 22. WAKE_UP_DUR_EXT register description

WU_DUR_EXTENDED

This bit is used to select the resolution of WAKE_DUR[1:0] bits in register WAKE_UP_DUR (1Dh).

Default value: 0

LIS2DUX12

DS14071 - Rev 2

page 36/102

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