BMA250 Bosch Sensortec, BMA250 Datasheet - Page 43

3-AXIS ACCELEROMETER DIGITAL I/F

BMA250

Manufacturer Part Number
BMA250
Description
3-AXIS ACCELEROMETER DIGITAL I/F
Manufacturer
Bosch Sensortec
Series
-r
Datasheets

Specifications of BMA250

Featured Product
BMA250 - Digital, Triaxial Acceleration Sensor
Axis
X, Y, Z
Acceleration Range
±2g, 4g, 8g, 16g
Sensitivity
256LSB/g, 128LSB/g, 64LSB/g, 16LSB/g
Voltage - Supply
1.62 V ~ 3.6 V
Output Type
I²C™, SPI™
Bandwidth
8Hz ~ 1kHz
Interface
I²C, SPI
Mounting Type
Surface Mount
Package / Case
12-VQFN
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
For Use With
828-1024 - BMA250 DAUGHTERCARD FOR DEV KIT
Other names
828-1023-2
Register (0x18) is reserved.
Registers (0x19) to (0x1B) contain the mapping of interrupts onto the interrupt pins. Default
value of each mapping bit is ´0´.
Rev. 1.0
© 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.
Table 40: Interrupt setting, register (0x17)
Table 41: Interrupt mapping, register (0x19)
Table 42: Interrupt mapping, register (0x1A)
(0x17) Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
(0x19) Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
(0x1A) Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Name
- reserved -
- reserved -
- reserved -
data_en
low_en
high_en_z
high_en_y
high_en_x
Name
int1_flat
int1_orient
int1_s_tap
int1_d_tap
- reserved -
int1_slope
int1_high
int1_low
Name
int2_data
- reserved -
- reserved -
- reserved -
- reserved -
- reserved -
- reserved -
int1_data
Description
Description
Description
reserved
reserved
reserved
´1´ (´0´) enables (disables) new data interrupt
´1´ (´0´) enables (disables) low-g interrupt
´1´ (´0´) enables (disables) high-g interrupt for z-axis
´1´ (´0´) enables (disables) high-g interrupt for y-axis
´1´ (´0´) enables (disables) high-g interrupt for x-axis
´1´ (´0´) maps (unmaps) flat interrupt to INT1 pin
´1´ (´0´) maps (unmaps) orientation interrupt to INT1 pin
´1´ (´0´) maps (unmaps) single tap interrupt to INT1 pin
´1´ (´0´) maps (unmaps) double tap interrupt to INT1 pin
reserved
´1´ (´0´) maps (unmaps) slope interrupt to INT1 pin
´1´ (´0´) maps (unmaps) high-g interrupt to INT1 pin
´1´ (´0´) maps (unmaps) low-g interrupt to INT1 pin
´1´ (´0´) maps (unmaps) new data interrupt to INT2 pin
reserved
reserved
reserved
reserved
reserved
reserved
´1´ (´0´) maps (unmaps) new data interrupt to INT1 pin
Page 43 / not for publishing
Data sheet
BMA250
Bosch Sensortec
03 March 2011

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