Specifications

58
Serial Port Pinouts
The SERIMUX uses an RJ45 connector for serial ports. Pin assignments are listed in the following table.
Pin Description
1CTS
2DSR
3RxD
4GND
5 DCD: Note Inbound signal can also be used as a
second ground.
6TxD
7DTR
8RTS
Cable Adapters
The SERIMUX comes with four cable adapters. The following illustrations show cable adapter pin outs. Additional adapters can be
purchased from NTI.
DB-25 Male Console Adapter (NTI P/N DB25M-RJ45F-T)
DB-25 Male to RJ45 Connector Pin Assignments
RJ45 Signal DB-25M Signal
1 CTS Connected to 4 RTS
2DSR
5 DCD
Connected to 20 DTR
3 RxD Connected to 2 TxD
4 GND Connected to 7 GND
6 TxD Connected to 3 RxD
6 DCD
7 DTR Connected to
8DSR
8 RTS Connected to 5 CTS