3. TECHNICAL BRIEF
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3.18 Proximity Sensor
According to tilt the cell phone, the screen is had rotated automatically.
U702 : GP2AP002S00F IC used I2C interface to MSM7227T
Figure. Proximity Sensor Schematic
Figure. Motion Sensor Block Diagram
93
7
R
I
N
D
R740
1
R706
4.7K
10u
C704
C707
4.7u
VREG_PROX_2.8V
0.1u
C706
C705
1u
U702
5
4
6
3
7
2
8
1
LEDA
SCL
LEDC
SDA
VCC
VIO
VOUT
GND
VREG_MSMP_2.6V
40
7
R
10
R711
5.6
R705
4.7K
PROX_OUT
PROX_I2C_SCL
PROX_I2C_SDA