LG KS20 - Smartphone 128 MB User Manual

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3. TECHNICAL BRIEF
LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3.11.2. MSM Sub System
3.11.2.1. USIM Interface
SIM interface scheme is shown in Figure.
And, there control signals are followed
• USIM_CLK : USIM Clock
• USIM_Reset : USIM Reset
• USIM_Data : USIM Data T/Rx
3.11.2.2. UART Interface
UART signals are connected to MSM GPIO through IO connector with 115200 bps speed.
MSM7200
PM7540
USIM
USIM CLK
USIM Reset
USIM Data
USIM Data
USIM Reset
USIM CLK
VREG_UIM 2.85V
[Figure1.16] SIM Interface
GPIO_Map Name Note
GPIO_86 UART3_RX Data_Rx
GPIO_87 UART3_TX Data_Tx
[Table 1.5] UART Interface

LG KS20 - Smartphone 128 MB Specifications

General

Brand	LG
Model	KS20 - Smartphone 128 MB
Category	Cell Phone
Language	English