Datasheet

Data Sheet
BMA456
Page 47
BST-BMA456-DS000-01 | Version 1.1 | October 2017 Bosch Sensortec
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Note: Specifications within this document are subject to change without notice.
Example: Write 0xEF into byte 3 of auxiliary sensor
End
start
check that no manual
auxiliary sensor
op is running
I2C_READ(STATUS, 1)
STATUS<2>=1 ?
enable reads/writes
I2C_READ(STATUS, 1)
I2C_WRITE(AUX_IF_CONF, 0b01000000)
write data to be
written into BMA423
I2C_WRITE(AUX_WR_DATA, 0xEF)
Issue I2C operation for
byte 3 on
auxiliary sensor
I2C_WRITE(AUX_WR_ADDR, 0b00000011)
Check if write
completed (optional)
I2C_READ(STATUS, 1)
STATUS<2>=1 ?
I2C_READ(STATUS, 1)
Yes
No
Yes
No