KXTI9-1001 Datasheet, PDF (22/54 Pages) List of Unclassifed Manufacturers – 2g/4g/8g Tri-axis Digital Accelerometer Specifications

± 2g / 4g / 8g Tri-axis Digital
Accelerometer Specifications
PART NUMBER:
KXTI9-1001
Rev. 2
Jul-2011
INT_SRC_REG2
This register reports which function caused an interrupt. Reading from the interrupt release
register will clear the entire contents of this register.
R
R
R
R
R
R
R
R
0
0
WMI
DRDY TDTS1 TDTS0 WUFS
TPS
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
I²C Address: 0x16h
DRDY indicates that new acceleration data is available. This bit is cleared when
acceleration data is read or the interrupt release register is read.
DRDY = 0 – new acceleration data not available
DRDY = 1 – new acceleration data available
TDTS1, TDTS0 indicates whether a single or double-tap event was detected per Table
11.
TDTS1 TDTS0 Event
0
0
No Tap
0
1 Single Tap
1
0 Double Tap
1
1
DNE
Table 11. Directional Tap^TM Event Description
TPS reflects the status of the tilt position function.
TPS = 0 – tilt position state has not changed
TPS = 1 – tilt position state has changed
WMI indicates that the buffer’s sample threshold has been exceeded when in FIFO,
FILO, or Stream mode. Not used in Trigger mode.
WMI = 0 – sample threshold has not been exceeded
WMI = 1 – sample threshold has been exceeded
STATUS_REG
This register reports the status of the interrupt.
R
R
R
R
R
R
R
R
0
0
0
INT
0
0
0
0
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
I²C Address: 0x18h
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