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MMA8450QT Datasheet(PDF) 44 Page - Freescale Semiconductor, Inc

Part # MMA8450QT
Description  3-Axis, 8-bit/12-bit Digital Accelerometer
PDF  57 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

MMA8450QT Datasheet(HTML) 44 Page - Freescale Semiconductor, Inc

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Sensors
Freescale Semiconductor
44
MMA8450Q
29
FF_MT_THS_2
FF/Motion Threshold 2 R/W
DBCNTM
THS6
THS5
THS4
THS3
THS2
THS1
THS0
2A
FF_MT_COUNT_2
FF/Motion Debounce 2 R/W
D7
D6
D5
D4
D3
D2
D1
D0
2B
TRANSIENT_CFG
Transient Config. R/W
—
—
—
—
ELE
ZTEFE
YTEFE
XTEFE
2C
TRANSIENT_SRC
Transient Source R
—
—
—
—
EA
ZTRANSE
YTRANSE
XTRANSE
2D
TRANSIENT_THS
Transient Threshold R/W
DBCNTM
THS6
THS5
THS4
THS3
THS2
THS1
THS0
2E
TRANSIENT_COUNT
Transient Debounce R/W
D7
D6
D5
D4
D3
D2
D1
D0
2F
PULSE_CFG
Pulse Config. R/W
DPA
ELE
ZDPEFE
ZSPEFE
YDPEFE
YSPEFE
XDPEFE
XSPEFE
30
PULSE_SRC
Pulse Source R
—
EA
ZDPE
ZSPE
YDPE
YSPE
XDPE
XSPE
31
PULSE_THSX
Pulse X Threshold R/W
0
0
0
THSX4
THSX3
THSX2
THSX1
THSX0
32
PULSE_THSY
Pulse Y Threshold R/W
0
0
0
THSY4
THSY3
THSY2
THSY1
THSY0
33
PULSE_THSZ
Pulse Z Threshold R/W
0
0
0
THSZ4
THSZ3
THSZ2
THSZ1
THSZ0
34
PULSE_TMLT
Pulse First Timer R/W
Tmlt7
Tmlt6
Tmlt5
Tmlt4
Tmlt3
Tmlt2
Tmlt1
Tmlt0
35
PULSE_LTCY
Pulse Latency R/W
Ltcy7
Ltcy6
Ltcy5
Ltcy4
Ltcy3
Ltcy2
Ltcy1
Ltcy0
36
PULSE_WIND
Pulse 2nd Window R/W
Wind7
Wind6
Wind5
Wind4
Wind3
Wind2
Wind1
Wind0
37
ASLP_COUNT
Auto-Sleep Counter R/W
D7
D6
D5
D4
D3
D2
D1
D0
38
CTRL_REG1
Control Reg 1 R/W
ASLP_RATE1
ASLP_RATE0
0
DR2
DR1
DR0
FS1
FS0
39
CTRL_REG2
Control Reg 2 R/W
ST
RST
0
0
0
0
SLPE
MODS
3A
CTRL_REG3
Control Reg3 R/W (Wake
Interrupts from Sleep)
FIFO_GATE
WAKE_TRANS WAKE_LNDPRT
WAKE_PULSE
WAKE_FF_MT_1
WAKE_FF_MT_2
IPOL
PP_OD
3B
CTRL_REG4
Control Reg4 R/W (Interrupt
Enable Map)
INT_EN_ASLP
INT_EN_FIFO
INT_EN_TRANS
INT_EN_LNDPRT
INT_EN_PULSE
INT_EN_FF_MT_1
INT_EN_FF_MT_2
INT_EN_DRDY
3C
CTRL_REG5
Control reg5 R/W
(Interrupt Configuration)
INT_CFG_ASLP INT_CFG_FIFO INT_CFG_TRANS INT_CFG_LNDPRT
INT_CFG_PULSE INT_CFG_FF_MT_1 INT_CFG_FF_MT_2 INT_CFG_DRDY
3D
OFF_X
X 8-bit offset
D7
D6
D5
D4
D3
D2
D1
D0
3E
OFF_Y
Y 8-bit offset
D7
D6
D5
D4
D3
D2
D1
D0
3F
OFF_Z
Z 8-bit offset
D7
D6
D5
D4
D3
D2
D1
D0
Table 64. MMA8450Q Register Map



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