LIS331DL STMicroelectronics, LIS331DL Datasheet - Page 24

• Manufacturer Part Number: LIS331DL
• Description: Board Mount Accelerometers MEMS MOTION SENSOR 3-AXIS
• Manufacturer: STMicroelectronics

Specifications of LIS331DL

• Sensing Axis: X, Y, Z
• Acceleration: 2 g, 8 g
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.16 V
• Supply Current: 300 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Digital Output - Bus Interface: I2C, SPI
• Mounting Style: SMD/SMT
• Sensitivity: 18 mg/digit, 72 mg/digit
• Package / Case: LGA-16
• Output Type: Digital
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Register mapping
6
24/42
Register mapping
The table given below provides a listing of the 8 bit registers embedded in the device and
the related addresses:
Table 15.
Reserved (do not modify)
Reserved (do not modify)
Reserved (do not modify)
Reserved (do not modify)
FF_WU_DURATION_1
FF_WU_SRC_2 (ack2)
FF_WU_DURATION_2
FF_WU_SRC_1(ack1)
HP_FILTER_RESET
CLICK_SRC (ack)
CLICK_THSY_X
FF_WU_CFG_1
FF_WU_CFG_2
FF_WU_THS_1
FF_WU_THS_2
STATUS_REG
CTRL_REG1
CTRL_REG2
CTRL_REG3
CLICK_CFG
WHO_AM_I
OUT_X
OUT_Y
OUT_Z
Register address map
Name
--
--
--
--
Type
rw
rw
rw
rw
rw
rw
rw
rw
rw
rw
rw
r
r
r
r
r
r
r
r
r
r
r
r
Register address
2E-2F
00-0E
10-1F
24-26
Hex
2A
2B
2C
2D
3A
3B
0F
20
21
22
23
27
28
29
30
31
32
33
34
35
36
37
38
39
000 1111 00111011
010 0000 00000111
010 0001 00000000
010 0010 00000000
010 0011
010 0111 00000000
010 1000
010 1001
010 1010
010 1011
010 1100
010 1101
011 0000 00000000
011 0001 00000000
011 0010 00000000
011 0011 00000000
011 0100 00000000
011 0101 00000000
011 0110 00000000
011 0111 00000000
011 1000 00000000
011 1001 00000000
011 1011 00000000
Binary
Default
dummy
output
output
output
Dummy register
Dummy register
Comment
Reserved
Reserved
Reserved
Reserved
Not Used
Not Used
Not Used
Not Used
LIS331DL