SPEED Serial adaptors User guide
SPEED cables available from Perle
Page 83
Chapter 3 SPEED Cabling information
RJ45 (10 pin) to DB9 male cable
Cable diagram
Connector pinout table
Pin 1
Pin 5
Pin 9
Pin 6
Pin numbers looking into connector
Pin 1(looking into plug)
RJ45 pin
DB9 pin
Signal
Direction
Description
1
9
RI
In
Ring Indicator
2
1
DCD
In
Data Carrier Detect
3
4
DTR
Out
Data Terminal Ready
4
6
DSR
In
Data Set Ready
5
5
GND
Ground
6
3
TXD
Out
Transmit Data
7
2
RXD
In
Receive Data
8
7
RTS
Out
Request To Send
9
8
CTS
In
Clear To Send
10
N/C
N/C
-
Not connected
Shell
Shell
Chassis
Chassis
