
CONNECTING EQUIPMENT TO THE CONSOLE PORT
Appropriate cables are available from your local supplier. In order to make your own cables,
Table 2-2: Console Connector Pin-Outs
Function | Pin Number |
|
|
TXD (transmit data) | 3 |
RXD (receive data) | 2 |
GND (ground) | 5 |
|
|
Figure 2-2 shows the pin-outs for a 9-pin to RS-232 25-pin null-modem cable.
Summit | PC/Terminal |
Cable connector: | Cable connector: |
Screen Shell
TxD 3
RxD 2
Ground 5
RTS 7
CTS 8
DSR 6
DCD 1
DTR 4
1 Screen
3 RxD
2 TxD
7 Ground
4 RTS
20 DTR
5CTS
6DSR
8DCD
Figure 2-2: Null-modem cable pin-outs
Figure 2-3 shows the pin-outs for a 9-pin to 9-pin PC-AT null-modem serial cable.
Summit
Cable connector:
Screen Shell
DTR 4
TxD 3
RxD 2
CTS 8
Ground 5
DSR 6
RTS 7
DCD 1
PC-AT Serial Port
Cable connector:
| Shell | Screen |
| 1 | DCD |
| 2 | RxD |
| 3 | TxD |
| 4 | DTR |
| 5 | Ground |
| 6 | DSR |
| 7 | RTS |
|
|
|
| 8 | CTS |
|
|
|
Figure 2-3: PC-AT serial null-modem cable pin-outs
SUMMIT SWITCH INSTALLATION AND USER GUIDE |