Appendix
B
Publication 17706.5.20 - June 1997
Cabling and Pinouts
This appendix contains the pinout and wiring information required if
you need to construct cables before installing the KFC15/KFCD15 to
a host device.
Cabling and Pinouts for RS232C Connection
The KFC15/KFCD15 RS-232C connector is a DB-25 male with the
following EIA standard pinout:
Signal
I/O
Pin
GND
Chassis ground
.
1
TXD
Transmitted data
O
2
RXD
Received data
I
3
RTS
Request to send
O
4
CTS
Clear to send
I
5
DSR
Data set ready
I
6
COM
Signal common
.
7
DCD
Data carrier detect
I
8
DTR
Data terminal ready
O
20
The following diagrams illustrate wiring for a three-wire cable and a
cable with handshaking lines. The maximum recommended cable
lengths are:
•
baud rates
≤
19200
15 m (50 ft)
•