Smart Machine Smart Decision
SIM5320_Hardware Design_V1.01 2011-11-10
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Figure 18: Full modem
Figure 19: Null modem
3.3.1 Pin Description
Table 7: Pin description
Pin type Pin name Pin No. I/O Active voltage Default Status
UART_RXD 68 I H Pull-Down
UART_TXD 71 O H Pull-Up
UART
UART_RTS 66 O H
