File: RS232TNC2.htm

 

RS-232 Minimum cable wiring

 

9-Pin Female (Computer) to 25-Pin Male KISS TNC2

 

RxD 2 ------<-------- 3  RxD

SG  5 --------------- 7  SG

TxD 3 ------>-------- 2  TxD

Shell ---------------- Shell

RTS 7 --|         |-- 4  RTS

CTS 8 --|         |-- 5  CTS

DSR 6 ----|     |---- 6  DSR

DCD 1 ----|     |---- 8  DCD

DTR 4 ----|     |---- 20 DTR

 

RTS and CTS are connected together, and

DSR, DCD and DTR are connected together

on each connector.  A total of 4 wires

make up the interconnecting cable.

 

 

Using Cat-5 cable to provide two circuits:

 

9-Pin Female (Computer) to 25-Pin Male KISS TNC2

 

Blue and   2           3

   White   5           7

Orange and 3           2

   White   Shell       Shell

 

Brown and  2           3

   White   5           7

Green and  3           2

   White   Shell       Shell