LG LG-P350 - Compass Sensor

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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3.16 Compass Sensor
If a customer buy the application SW, The Sensor Support a Eletric Compass function
U604 : AMI304 IC used I2C interface to MSM7227
Figure. Compass Sensor Schematic
U604
12
11
10
9
5
4
6
3
7
2
8
1
DDV
D
GE
RV AD
N
G
S
D
N
G
DDVA
ADDR
SCL
NC1
T
NI
VPP
DRDY
SDA
C627
10n
VREG_MOTION_3.0V
TP601
R617
2.2K
VREG_MSMP_2.6V
C628
470n
R618
2.2K
COMPASS_DRDY
COMPASS_I2C_SDA
COMPASS_I2C_SCL