Serial and Ethernet Pin Assignments

RJ-11 Serial Pin Assignments

The layout of the pin assignments for the serial receptacle on the router is illustrated in Figure 81.

 

 

6

5

4

3

2

1

 

Link/

Fibre

 

 

LVD/SE SCSl

 

 

 

Act

Channel

0

 

 

 

 

 

 

 

 

 

 

 

Pwr.

 

 

1

 

 

 

 

 

 

 

 

 

 

 

Serial

Ethernet

 

 

 

 

 

 

Figure 81: RJ-11 Serial pin assignments

The pin definitions listed in Table 13 correspond to the pin assignments in Figure 81.

Table 13: RJ-11 Serial Pin Assignments

Item

Description

1

No connection

 

 

 

2

Serial common (ground)

 

 

 

3

Transmit data

 

 

 

4

Receive data

 

 

 

5

CTS (clear to send)

 

 

 

6

RTS (request to send)

 

 

 

Note: To connect the router to a host system, use a RS-232 null modem cable.