BMA255 datasheet(74/119 Pages) BOSCH

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BMA255

Data sheet

Page 74

BST-BMA255-DS004-05 | Revision 1.2 | August 2014

Bosch Sensortec

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.

Contains the interrupt reset bit and the interrupt mode selection.

Name

0x21

INT_RST_LATCH

Bit

Read/Write

R/W

Reset

Value

Content

reset_int

Reserved

Bit

Read/Write

R/W

Reset

Value

Content

latch_int<3:0>

reset_int:

write ‘1’  clear any latched interrupts, or ‘0’  keep latched interrupts

active

reserved:

write ‘0’

latch_int<3:0>:

´0000b´  non-latched,

´0001b´  temporary, 250 ms,

´0010b´  temporary, 500 ms, ´0011b´  temporary, 1 s,

´0100b´  temporary, 2 s,

´0101b´  temporary, 4 s,

´0110b´  temporary, 8 s,

´0111b´  latched,

´1000b´  non-latched,

´1001b´  temporary, 250

s,

´1010b´  temporary, 500

s, ´1011b´  temporary, 1 ms,

´1100b´  temporary, 12.5 ms, ´1101b´  temporary, 25 ms,

´1110b´  temporary, 50 ms, ´1111b´  latched

Contains the delay time definition for the low-g interrupt.

Name

0x22

INT_0

Bit

Read/Write

R/W

Reset

Value

Content

low_dur<7:4>

Bit

Read/Write

R/W

Reset

Value

Content

low_dur<3:0>

low_dur<7:0>:

low-g interrupt trigger delay according to [low_dur<7:0> + 1] • 2 ms in a

range from 2 ms to 512 ms; the default corresponds to a delay of 20 ms.

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