Datasheet

Data Sheet
BMA456
Page 81
BST-BMA456-DS000-01 | Version 1.1 | October 2017 Bosch Sensortec
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BOSCH and the symbol are registered trademarks of Robert Bosch GmbH, Germany.
Note: Specifications within this document are subject to change without notice.
Register (0x44) AUX_CONF
DESCRIPTION: Sets the output data rate of the Auxiliary interface
RESET: 0x46
DEFINITION (Go to register map):
Name
Register (0x44) AUX_CONF
Bit
7
6
5
4
Read/Write
RW
RW
RW
RW
Reset Value
0
1
0
0
Content
aux_offset
Bit
3
2
1
0
Read/Write
RW
RW
RW
RW
Reset Value
0
1
1
0
Content
aux_odr
aux_odr: Select the poll rate for the sensor attached to the Auxiliary interface.
aux_odr
0x00
reserved
Reserved
0x01
odr_0p78
25/32
0x02
odr_1p5
25/16
0x03
odr_3p1
25/8
0x04
odr_6p25
25/4
0x05
odr_12p5
25/2
0x06
odr_25
25
0x07
odr_50
50
0x08
odr_100
100
0x09
odr_200
200
0x0a
odr_400
400
0x0b
odr_800
800
0x0c
odr_1k6
Reserved
0x0d
odr_3k2
Reserved
0x0e
odr_6k4
Reserved
0x0f
odr_12k8
Reserved
aux_offset: trigger-readout offset in units of 2.5 ms. If set to zero, the offset is maximum, i.e. after
readout a trigger is issued immediately.
Register (0x45) FIFO_DOWNS
DESCRIPTION: Configure Accelerometer downsampling rates for FIFO
RESET: 0x80
DEFINITION (Go to register map):