LSM6DSR datasheet(8/168 Pages) STMICROELECTRONICS

8 / 168 page

Table 1. Pin description

Pin #

Name

Mode 1 function

Mode 2 function

Mode 3/4 function

SDO/SA0

SPI 4-wire interface serial data

output (SDO)

I²C least significant bit of the device

address (SA0)

SPI 4-wire interface serial data

output (SDO)

I²C least significant bit of the device

address (SA0)

SPI 4-wire interface serial data

output (SDO)

I²C least significant bit of the device

address (SA0)

SDx

Connect to Vdd_IO or GND

I²C serial data master (MSDA)

Auxiliary SPI 3/4-wire interface serial

data input (SDI) and SPI 3-wire serial

data output (SDO)

SCx

Connect to Vdd_IO or GND

I²C serial clock master (MSCL)

Auxiliary SPI 3/4-wire interface serial

port clock (SPC_Aux)

INT1

Programmable interrupt in I²C and SPI

Vdd_IO(1)

Power supply for I/O pins

GND

0 V supply

GND

0 V supply

Vdd(1)

Power supply

INT2

Programmable interrupt 2 (INT2) /

Data enabled (DEN)

Programmable interrupt 2 (INT2) /

Data enabled (DEN) / I²C master

external synchronization signal

(MDRDY)

Programmable interrupt 2 (INT2) /

Data enabled (DEN)

OCS_Aux

Leave unconnected(2)

Auxiliary SPI 3/4-wire interface

enable

SDO_Aux

Connect to Vdd_IO or leave

unconnected(2)

Connect to Vdd_IO or leave

unconnected(2)

Auxiliary SPI 3-wire interface: leave

unconnected(2)

Auxiliary SPI 4-wire interface: serial

data output (SDO_Aux)

I²C and MIPI I3CSM/SPI mode

selection (1: SPI idle mode / I²C and

MIPI I3CSM communication enabled;

0: SPI communication mode / I²C and

MIPI I3CSM disabled)

I²C and MIPI I3CSM/SPI mode

selection (1: SPI idle mode / I²C and

MIPI I3CSM communication enabled;

0: SPI communication mode / I²C and

MIPI I3CSM disabled)

I²C and MIPI I3CSM/SPI mode

selection (1: SPI idle mode / I²C and

MIPI I3CSM communication enabled;

0: SPI communication mode / I²C and

MIPI I3CSM disabled)

SCL

I²C/MIPI I3CSMserial clock (SCL) /

SPI serial port clock (SPC)

I²C/MIPI I3CSMserial clock (SCL) /

SPI serial port clock (SPC)

I²C/MIPI I3CSMserial clock (SCL) /

SPI serial port clock (SPC)

SDA

I²C/MIPI I3CSM serial data (SDA)

SPI serial data input (SDI)

3-wire interface serial data output

(SDO)

I²C/MIPI I3CSM serial data (SDA)

SPI serial data input (SDI)

3-wire interface serial data output

(SDO)

I²C/MIPI I3CSM serial data (SDA)

SPI serial data input (SDI)

3-wire interface serial data output

(SDO)

1. Recommended 100 nF filter capacitor.

2. Leave pin electrically unconnected and soldered to PCB.

LSM6DSR

Pin connections

DS11976 - Rev 2

page 8/168

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