Ether232
Plus
User Guide
Appendix E: Pinouts and Power Supply
02-CML000027
Precidia Technologies Inc.
E-3
Connectors
COM Port Pinout (DB-9)
Pin
Signal
Type
1
Data Carrier Detect (DCD)
In
2
Receive Data (RD)
In
3
Transmit Data (TD)
Out
4
Data Terminal Ready (DTR)
Out
5
Signal Ground (GND)
Power
6
Data Set Ready (DSR)
In
7
Request to Send (RTS)
Out
8
Clear to Send (CTS)
In
9
No Connect/Power
Out
