Msm Subsystem - LG U8210 Service Manual

3. TECHNICAL BRIEF

3.10.2 MSM Subsystem

3.10.2.1 USIM Interface
USIM interface scheme is shown in Figure.
And, there control signals are followed
• USIM_CLK : USIM Clock
• USIM_Reset : USIM Reset
• USIM_Data : USIM Data Tx/Rx
MSM6250
3.10.2.2 UART Interface
UART signals are connected to MSM GPIO through IO connector with 115200 bps speed.
GPIO_Map
GPIO_96
GPIO_95
PM6650
USIM CLK
USIM Reset
USIM Data
Figure 3.10.2.1-1 SIM Interface
Name
RX_M
TX_M
Table 3.10.2.2-1 UART Interface
- 48 -
VREG_USIM 2.85V
USIM CLK
USIM Reset
USIM
USIM Data
Note
Data_Rx
Data_Tx