Perle Systems Adaptors User Manual
Page 114
FAST Serial Adaptors User Guide
Distribution box and cable pinouts
Page 114
Chapter 3 Cabling information
16 port distribution box with DB25 female connectors
Push fit onto card
edge connector
Port numbers
labelled on unit
Connect peripheral cable
here via DB25 connectors
Pin
Signal
Direction
Description
1
Chassis
Chassis ground
2
TXD
Out
Transmit Data
3
RXD
In
Receive Data
4
When jumper set to
RTS
See
.
RTS
Out
Request To Send
4
When jumper set to
DTR
See
.
DTR
Out
Data Terminal Ready
5
CTS
In
Clear To Send
7
GND
Ground
Pin 1 (looking into connector)