Справочник Пользователя для Shanghai Simcom Ltd. 0606020080117
SIM345 EVB User Guide
SIM345-EVB_UGD_V1.02
15.02.2008
13
4 Test Interface
Figure 11: Test interface overview
4.1 Serial Interface
J104—UART1 serial port
Figure 12: J1 Interface
RS232 Interface Pin List:
Pin
Signal
I/O
Description
1 RTS
I
Request to Send
2 DCD
O
Data carrier detection