Filter
Top Products
DB9 to RJ45 Adapter Pinouts
4929-A2-ZN20-30 4929 DSLAM Installation and User’s Guide
87
DB9 to RJ45 Adapter Pinouts
To connect the COM port to the DB9 serial port of a PC, use an adapter wired
as shown:
Pins not shown are unused.
Table 8: DB9 to RJ45 Adapter Pinouts
Pin RJ45 Port Direction PC RS232 Serial Port Pin
1 Transmit Data TxD → RxD Receive Data 2
2 Data Set Ready DSR ← RTS Request to Send 7
4 Receive Data RxD ← TxD Transmit Data 3
5 Ground GND ↔ GND Ground 5
6 Data Terminal
Ready
DTR → CTS Clear to Send 8