Com 4 Rs-232 Serial Port Connector (Com1); Com 3 Rs-232 Serial Port Connector (Com2); Com1 & Com2 Rs-232/422/485 Connector (Com3) - Asus AAEON VPC-5600S User Manual

2.4.6

COM 4 RS-232 Serial Port Connector (COM1)

Pin Signal
1 DCD
3 TXD
5 GND
7 RTS
9 RI
2.4.7

COM 3 RS-232 Serial Port Connector (COM2)

Pin Signal
1 DCD
3 TXD
5 GND
7 RTS
9 RI
2.4.8 COM1 & COM2 RS-232/422/485 Connector (COM3)
Pin Signal
1 DCD (RS485 Data-/RS422 TX-)
3 TXD (RS422 RX+)
5 GND
7 RTS
9 RI
Chapter 2 – Hardware Information
Pin Signal
2 RXD
4 DTR
6 DSR
8 CTS
10
Pin Signal
2 RXD
4 DTR
6 DSR
8 CTS
10
Pin Signal
2 RXD (RS485 Data+/RS422 RX-)
4 DTR (RS422 RX-)
6 DSR
8 CTS
18