H3LIS331DL Datasheet, PDF (8/38 Pages) STMicroelectronics – MEMS motion sensor: low-power high-g 3-axis digital accelerometer

Block diagram and pin description
H3LIS331DL
Pin#
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Name
Vdd_IO
NC
NC
SCL
SPC
GND
SDA
SDI
SDO
SDO
SA0
CS
INT 2
Reserved
INT 1
GND
GND
Vdd
Reserved
GND
Table 2. Pin description
Function
Power supply for I/O pins
Not connected
Not connected
I²C serial clock (SCL)
SPI serial port clock (SPC)
0 V supply
I²C serial data (SDA)
SPI serial data input (SDI)
3-wire interface serial data output (SDO)
SPI serial data output (SDO)
I²C less significant bit of the device address (SA0)
SPI enable
I²C/SPI mode selection (1: I²C mode; 0: SPI enabled)
Inertial interrupt 2
Connect to GND
Inertial interrupt 1
0 V supply
0 V supply
Power supply
Connect to Vdd
0 V supply
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