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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.
3. TECHNICAL BRIEF
- 54 -
Figure 1.16 SIM Interface
Table. UART Interface
MSM6245
PM6650
USIM
USIM CLK
USIM Reset
USIM Data
USIM Data
USIM Reset
USIM CLK
VREG_UIM 2.85V
GPIO_Map Name Note
GPIO_96 UART_RXD Data_Rx
GPIO_95 UART_TXD Data_Tx