NULL MODEM CABLE
- connectors D25 FEMALE / D25 FEMALE
- to be connected e.g. between two "identical" devices
| D25 (DTE) | D25 (DTE) |
|---|---|
| 1 SHIELD | 1 SHIELD |
| 2 TxD | 3 RxD |
| 3 RxD | 2 TxD |
| 4 RTS | 5 CTS |
| 5 CTS | 4 RTS |
| 7 GND | 7 GND |
| 8 CD | 20 DTR |
| 20 DTR | 8 CD |
| 15+17 TCK+RCK | 24 XCK |
| 24 XCK | 15+17 TCK |
