CMA3000-D0X Series
Address: 0Bh
Register name: FFTHR, Free fall threshold value register
Initial
Value
0h
8h
Bits
Mode
RW
Name
Description
Reserved, write these bits to '000'
7:5
4:0
FFTHR[5:0] Free fall detection threshold level absolute value. See
detailed bit level weighting in Table 7 below.
Table 7. Bit level description in [mg] for free fall detection threshold of CMA3000-D01.
G_RANGE
B5
143
x
Range
2g
8g
B4
71
x
B3
36
571
B2
1/56=18 mg
286
B1
x
143
B0
1
0
x
1/14 = 71 mg
x=not used bit
Address: 0Ch
Register name: I2C_ADDR, Device address for I2C bus
Initial
Value
0
1Ch
Bits
Mode
RW
Name
Description
Reserved
7
6:0
ADDR[6:0]
7-bit device address for I2C bus. Register content is
non-volatile.
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Rev. 0.12
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