Datasheet

Data Sheet
BMA456
Page 85
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 (0x4B) AUX_DEV_ID
DESCRIPTION: Auxiliary interface slave device id
RESET: 0x20
DEFINITION (Go to register map):
Name
Register (0x4B) AUX_DEV_ID
Bit
7
6
5
4
Read/Write
RW
RW
RW
RW
Reset Value
0
0
1
0
Content
i2c_device_addr
Bit
3
2
1
0
Read/Write
RW
RW
RW
n/a
Reset Value
0
0
0
0
Content
i2c_device_addr
reserved
i2c_device_addr: I2C device address of Auxiliary slave
Register (0x4C) AUX_IF_CONF
DESCRIPTION: Auxiliary interface configuration
RESET: 0x83
DEFINITION (Go to register map):
Name
Register (0x4C) AUX_IF_CONF
Bit
7
6
5
4
Read/Write
RW
n/a
n/a
n/a
Reset Value
1
0
0
0
Content
aux_manual_en
reserved
Bit
3
2
1
0
Read/Write
n/a
n/a
RW
RW
Reset Value
0
0
1
1
Content
reserved
aux_rd_burst
aux_rd_burst: Burst data length (1,2,6,8 byte)
aux_rd_burst
0x00
BL1
Burst length 1
0x01
BL2
Burst length 2
0x02
BL6
Burst length 6
0x03
BL8
Burst length 8
aux_manual_en: Enable auxiliary interface manual mode.
aux_manual_en
0x00
disable
Data mode
0x01
enable
Setup mode