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3. TECHNICAL BRIEF
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Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
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ͽͶ͑ͺΟΥΖΣΟΒΝ͑ΆΤΖ͑ΟΝΪ͑
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3.17 Gyro Sensor
The gyro sensor(MPU3050) can sense angular velocity not gravity and accelerated motion. The gyro sensor
applied in LGV909 can detect 3-axis rotation force sensing X,Y and Z angular velocity. And the gyro sensor
date is supplemented by the motion sensor data. It make possible user to development application SW using
gyro sensor data like that motion games.
U1: MPU3050 IC is interfaced to Gyro sensor(U1) using I2C interface.
Figure. Gyro Sensor Schematic
C909
0.1u
U1
52
12 02
22
91
32
42
18
17
9
8
01
7
11
6
21
5
13
4
14
3
15
2
16
1
CLKIN
NC7
NC1
NC6
NC2
NC5
NC3
VDD
NC4
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IME_DA
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N
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MI
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C
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9
C
u1.
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C910
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9
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GYRO_3V3
GYRO_3V3
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