Serial Port (DB 9 pin)

-------------
\ 1 2 3 4 5 /     (Male)
 \ 6 7 8 9 /
  ---------


PIN       SIGNAL

1.........DCD (Data Carrier Detect)
2.........RxD (Receive Data)
3.........TxD (Transmit Data)
4.........DTR (Data Terminal Ready)
5.........GND (Signal Ground)
6.........DSR (Data Set Ready)
7.........RTS (Request To Send)
8.........CTS (Clear To Send)
9.........RI  (Ring Indicator)

Main Menu

Input / Output