| EIA/TIA-232 (RS-232) DCE Cable Pinouts Cisco Part#: CAB-232FC= |
Serial
Cable Guide Serial Cabling Options Explained |
|---|
| 60 Pin1 | Signal | Description | Direction | 25 Pin | Signal |
|---|---|---|---|---|---|
| J1-50 J1-51 |
MODE_0 GND |
Shorting group | - | - | - |
| J1-46 | Shield GND | Single | - | J2-1 | Shield GND |
| J1-36 Shield |
RxD/TxD - |
Twisted pair no. 9 | <-- - |
J2-2 Shield |
TxD - |
| J1-41 Shield |
TxD/RxD - |
Twisted pair no. 5 | --> - |
J2-3 Shield |
RxD - |
| J1-35 Shield |
CTS/RTS - |
Twisted pair no. 10 | <-- - |
J2-4 Shield |
RTS - |
| J1-42 Shield |
RTS/CTS - |
Twisted pair no. 4 | --> - |
J2-5 Shield |
CTS - |
| J1-43 Shield |
DTR/DSR - |
Twisted pair no. 3 | --> - |
J2-6 Shield |
DSR - |
| J1-45 Shield |
Circuit GND - |
Twisted pair no. 1 | - - |
J2-7 Shield |
Circuit GND |
| J1-44 Shield |
LL/DCD - |
Twisted pair no. 2 | --> - |
J2-8 Shield |
DCD - |
| J1-39 Shield |
TxCE/TxC - |
Twisted pair no. 7 | --> - |
J2-15 Shield |
TxC - |
| J1-40 Shield |
NIL/RxC - |
Twisted pair no. 6 | --> - |
J2-17 Shield |
RxC - |
| J1-33 Shield |
DCD/LL - |
Twisted pair no. 12 | <-- - |
J2-18 Shield |
LTST - |
| J1-34 Shield |
DSR/DTR - |
Twisted pair no. 11 | <-- - |
J2-20 Shield |
DTR - |
| J1-38 Shield |
RxC/TxCE - |
Twisted pair no. 8 | <-- - |
J2-24 Shield |
TxCE - |
Arrows indicate signal direction: --> indicates DTE to DCE, and <-- indicates DCE to DTE.
1 Any pin not referenced is not connected.
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