MC3413 Datasheet, PDF (33/47 Pages) List of Unclassifed Manufacturers – Axis Accelerometer

MC3413 3-Axis Accelerometer
Preliminary Datasheet
11.6 SRTFR SAMPLE RATE AND TAP FEATURE REGISTER
This register sets the sampling output data rate (ODR) for sensor. The upper 4 bit control
functions related to tap hardware. The lower 4 bits control the rate, as shown in the table
below.
Addr Name
0x08 SRTFR
Description
Bit 7
Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Sample Rate and
Tap Feature TAP_LATCH FLIP_TAPZ FLIP_TAPY FLIP_TAPX RATE[3] RATE[2] RATE[1] RATE[0]
Register
POR R/
Value W
0x00 W
RATE[3:0]
FLIP_TAPX
FLIP_TAPY
FLIP_TAPZ
TAP_LATCH
0000: 32 Hz (default)
0001: 16 Hz
0010: 8 Hz
0011: 4 Hz
0100: 2 Hz
0101: 1 Hz
0110: 0.5 Hz
0111: 0.25 Hz
1000: 64 Hz
1001: 128 Hz
1010: 256 Hz
1011: Reserved
1100: Reserved
1101: Reserved
1110: Reserved
1111: Reserved
0: X positive and X negative tap are not switched (default)
1: X positive and X negative tap are switched
0: Y positive and Y negative tap are not switched (default)
1: Y positive and Y negative tap are switched
0: Z positive and Z negative tap are not switched (default)
1: Z positive and Z negative tap are switched
0: Multiple TAPs (of those which are enabled) are detected and latched (default)
1: First TAP detected (e.g. of those enabled) is latched, all others ignored until
serviced by reading register 0x03.
Table 16. SRTFR Register Functionality
mCube Proprietary.
APS-048-0029v1.7
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