Datasheet

Datasheet
BMM150 Geomagnetic Sensor
Page 25
BST-BMM150-DS001-01 | Revision 1.0 | April 2013 Bosch Sensortec
© Bosch Sensortec GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to
third parties. BOSCH and the symbol are registered trademarks of Robert Bosch GmbH, Germany.
Note: Specifications within this document are subject to change without notice.
Register (0x47) contains the MSB part of z-axis magnetic field data.
Table 11: MSB part of z-axis magnetic field, register (0x47)
(0x47) Bit
Name
Description
Bit 7
DATAZ_msb <14>
Bit 14 of y-axis magnetic field data = z MSB
Bit 6
DATAZ_msb <13>
Bit 13 of y-axis magnetic field data
Bit 5
DATAZ_msb <12>
Bit 12 of y-axis magnetic field data
Bit 4
DATAZ_msb <11>
Bit 11 of y-axis magnetic field data
Bit 3
DATAZ_msb <10>
Bit 10 of y-axis magnetic field data
Bit 2
DATAZ_msb <9>
Bit 9 of y-axis magnetic field data
Bit 1
DATAZ_msb <8>
Bit 8 of y-axis magnetic field data
Bit 0
DATAZ_msb <7>
Bit 7 of y-axis magnetic field data
Register (0x48) contains the LSB part of hall resistance and the Data Ready (DRDY) status bit.
Table 12: LSB part of hall resistance, register (0x48)
(0x48) Bit
Name
Description
Bit 7
RHALL_lsb <5>
Bit 5 of hall resistance
Bit 6
RHALL_lsb <4>
Bit 4 of hall resistance
Bit 5
RHALL_lsb <3>
Bit 3 of hall resistance
Bit 4
RHALL_lsb <2>
Bit 2 of hall resistance
Bit 3
RHALL_lsb <1>
Bit 1 of hall resistance
Bit 2
RHALL_lsb <0>
Bit 0 of hall resistance = RHALL LSB
Bit 1
-
(fixed to 0)
Bit 0
Data Ready Status
Data ready (DRDY) status bit
Register (0x49) contains the MSB part of hall resistance.
Table 13: MSB part of hall resistance, register (0x49)
(0x49) Bit
Name
Description
Bit 7
RHALL_msb <13>
Bit 13 of hall resistance = RHALL MSB
Bit 6
RHALL_msb <12>
Bit 12 of hall resistance
Bit 5
RHALL_msb <11>
Bit 11 of hall resistance
Bit 4
RHALL_msb <10>
Bit 10 of hall resistance
Bit 3
RHALL_msb <9>
Bit 9 of hall resistance
Bit 2
RHALL_msb <8>
Bit 8 of hall resistance
Bit 1
RHALL_msb <7>
Bit 7 of hall resistance
Bit 0
RHALL_msb <6>
Bit 6 of hall resistance