3. TECHNICAL BRIEF
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Only for training and service purposes
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3.16 Motion Sensor
According to tilt the cell phone, the screen is had rotated automatically.
U600 : BMA250 IC used I2C interface to MSM8255
Motion Sensor Schematic
[Figure 3.16] Motion Sensor Block Diagram
9
1
7
R
K
7.
4
R722
DNI
U703
2
1
4
3
2
1
1
1
6
8
7
9
10
5
1
T
NI
CSB
GND
VDD
GNDIO
2
T
NI
S
P
SDO
SDX
VDDIO
NC
X
C
S
K
7.
4
8
1
7
R
VREG_SENSOR_IO_1.8V
VREG_SENSOR_2.6V
100n
C715
C714
100n
MOTION_I2C_SCL
MOTION_I2C_SDA
MOTION_INT1
MOTION_INT2
Gain &
Offiset