Compass Sensor - LG -V909DW Service Manual

3.15 Compass Sensor

If a customer buy the application SW, The Sensor provides user with a Electric Compass function.
U903 (AMI304) IC is interfaced to T20(U101) using I2C interface.
SENSOR_I2C_SCL
LGE Internal Use Only
COMPASS_3V3
C900
470n
U903
AMI304
4
SCL
SDA
5
NC1
DRDY
6
ADDR
VPP
TP900
Figure. Compass Sensor Schematic
Figure. Compass Sensor Block Diagram
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COMPASS_3V3
C901
10n
12
TP901
11
10
GND
Copyright © 2011 LG Electronics. Inc. All right reserved.
3. TECHNICAL BRIEF
SENSOR_I2C_SDA
COMPASS_DRDY
Only for training and service purposes