Link Interfaces Reference
Console Pinouts
The connector shown here and pinouts described here correspond to
the connector labeled “Console” on the back of the
|
| 13 | 1 |
|
|
|
| 25 | 14 |
|
|
|
|
| DB25 Female DCE |
|
|
|
|
|
|
|
|
| CCITT |
|
| Direction | |
Contact | Circuit |
| Circuit | To | From |
Number | Number | Circuit | Name | DCE | DCE |
1 | 101 | AA | Protective Ground | NA | |
2 | 103 | BA | Transmitted Data | X |
|
3 | 104 | BB | Received Data |
| X |
5 | 106 | CB | Clear to Send |
| X |
6 | 107 | CC | Data Set Ready |
| X |
7 | 102 | AB | Signal Ground |
| NA |
8 | 109 | CF | Received Line Signal Detector (CD) |
| X |
20 | 108.2 | CD | Data Terminal Ready | X |
|
22 | 125 | CE | Ring Indicator |
| X |
Figure 3 - 3 Console Pinouts
The connecting cable must be a shielded cable.
When connecting the IOLINK router console directly to a modem, a null modem cable must be used because both the IOLINK router console and the modem are DCE devices. A null modem cable with pinouts according to the following figure must be used.
IOLINK Contact | Modem Contact |
Number | Number |
8 | 20 |
3 | 2 |
2 | 3 |
20 | 8 |
7 | 7 |
4 | 5 |
5 | 4 |
22 | 22 |
