Datasheet
Preliminary Data Sheet
BMA400
Page 56 /
Confidential
BST-BMA400-DS000-00 | Version 0.1 | November 2017 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.
5. Register Description
5.1. Register Map
Addr
(hex)
RegName
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
Rst
val
Access
mode
0x00
CHIPID
chipid<7:0>
0x90
R
0x01
reserved
reserved
0x88
R
0x02
ERR_REG
cmd_err
0x00
R
0x03
STATUS
drdy
cmd_rdy
power_mode<1:0>
int_active
0x00
R
0x04
ACC_X_LSB
acc_x<7:0>
0x00
R
0x05
ACC_X_MSB
0
0
0
0
acc_x<11:8>
0x00
R
0x06
ACC_Y_LSB
acc_y<7:0>
0x00
R
0x07
ACC_Y_MSB
0
0
0
0
acc_y<11:8>
0x00
R
0x08
ACC_Z_LSB
acc_z<7:0>
0x00
R
0x09
ACC_Z_MSB
0
0
0
0
acc_z<11:8>
0x00
R
0x0A
SENSOR_TI
ME0
sensor_time<7:0>
0x00
R
0x0B
SENSOR_TI
ME1
sensor_time<15:8>
0x00
R
0x0C
SENSOR_TI
ME2
sensor_time<23:16>
0x00
R
0x0D
EVENT
por_detected
0x00
R
0x0E
INT_STAT0
drdy_int
fwm_int
ffull_int
ieng_
overrun
gen2_int
gen1_int
orientch_int
wkup_int
0x00
R
0x0F
INT_STAT1
ieng_
overrun
d_tap_int
s_tap_int
step_int<1:0>
0x00
R
0x10
INT_STAT2
ieng_
overrun
actch_z_int
actch_y_int
actch_x_int
0x00
R
0x11
TEMP_DATA
temp_data<7:0>
0x00
R
0x12
FIFO_LENGT
H0
fifo_bytes_cnt<7:0>
0x00
R
0x13
FIFO_LENGT
H1
fifo_bytes_cnt<10:8>
0x00
R
0x14
FIFO_DATA
fifo_data<7:0>
0x00
R
0x15
STEP_CNT0
step_cnt<7:0>
0x00
R
0x16
STEP_CNT1
step_cnt<15:8>
0x00
R
0x17
STEP_CNT2
step_cnt<23:16>
0x00
R
0x18
STEP_STAT
step_stat<1:0>
0x00
R
0x19
ACC_CONFI
G0
filt1_bw
osr_lp<1:0>
power_mode<1:0>
0x00
RW
0x1A
ACC_CONFI
G1
acc_range<1:0>
osr<1:0>
acc_odr<3:0>
0x49
RW
0x1B
ACC_CONFI
G2
data_src_reg
0xE0
RW
0x1F
INT_CONFIG
0
drdy_int
fwm_int
ffull_int
gen2_int
gen1_int
orientch_int
0x00
RW
0x20
INT_CONFIG
1
latch_int
actch_int
d_tap_int
s_tap_int
step_int
0x00
RW
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Confidential and under NDA