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SI-324-N User Manual
2.2 Pin Assignment for DC Power Input Connector
Pin
Assignment
Pin
Assignment
1
Ground
2
Ground
3
+12V
4
+12V
2.3 Pin Assignment for COM1 RS-232 Port
COM1 port is jumper-less and configurable in BIOS.
Pin
Assignment
Pin
Assignment
1
DSR, Data set ready
6
DCD, Data carrier detect
2
Ground
7
DTR, Data terminal ready
3
Ground
8
CTS, Clear to send
4
TX, Transmit
9
RTS, Request to send
5
RX, Receive
10
RI, Ring Indicator
10
1