LG GT540 - Motion Sensor

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Only for training and service purposes
LGE Internal Use Only
3. TECHNICAL BRIEF
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3.15 Motion Sensor
According to tilt the cell phone, the screen is had rotated automatically.
U4 :BMA150 IC used I2C interface to MSM7227
Figure. Motion Sensor Schematic
Figure. Motion Sensor Schematic Block Diagram
U600
21 11
65
74
83
92
101
NC1 NC2
VDD VDDIO
GND SDI
INT SDO
CSB SCK
1TON
2TON
100K
R612
VREG_MSMP_2.6V VREG_MSMP_2.6V
906R K7.4 K7.4 016R
C612
0.1u0.1u
C613
MOTION_I2C_SDA
MOTION_INT
MOTION_I2C_SCL