Datasheet

Preliminary Data Sheet
BMA400
Page 81 /
Confidential
BST-BMA400-DS000-00 | Version 0.1 | November 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.
fifo_watermark_10_8: msb of fifo watermark threshold configuration
watermark[byte]= fifo_watermark_7_0 + 256*fifo_watermark_10_8
Register (0x29) FIFO_PWR_CONFIG
DESCRIPTION: the registers contain the FIFO read power circuit settings, saves 100nA when set
RESET: 0x00
DEFINITION (Go to register map):
Name
Register (0x29) FIFO_PWR_CONFIG
Bit
7
6
5
4
Read/Write
n/a
n/a
n/a
n/a
Reset Value
0
0
0
0
Content
reserved
Bit
3
2
1
0
Read/Write
n/a
n/a
n/a
RW
Reset Value
0
0
0
0
Content
reserved
fifo_read_disabl
e
fifo_read_disable: manual disable for the FIFO read power circuit when set HIGH
Register (0x2A) AUTOLOWPOW_0
DESCRIPTION: the registers contain configurations for auto-low-power condition
RESET: 0x00
DEFINITION (Go to register map):
Name
Register (0x2A) AUTOLOWPOW_0
Bit
7
6
5
4
Read/Write
RW
RW
RW
RW
Reset Value
0
0
0
0
Content
auto_lp_timeout_thres_11_4
Bit
3
2
1
0
Read/Write
RW
RW
RW
RW
Reset Value
0
0
0
0
Content
auto_lp_timeout_thres_11_4
auto_lp_timeout_thres_11_4: msb of auto-low-power timeout threshold
timeout = auto_lp_timeout_thres_3_0 +16*auto_lp_timeout_thres_11_4
Confidential and under NDA
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Confidential and under NDA
Seeed Studio
Confidential and under NDA