MSI MS-98F6 Owner's Manual page 23

RS-232
PIN SIGNAL DESCRIPTION
1 DCD Data Carrier Detect
2 RXD Receive Data
3 TXD Transmit Data
4 DTR Data Terminal Ready
5 GND Signal Ground
6 DSR Data Set Ready
7 RTS Request To Send
8 CTS Clear To Send
9 VCC_COM1 Voltage select setting by JCOMP1
RS-422
PIN SIGNAL
1 422 TXD-
2 422 RXD+
3 422 TXD+
4 422 RXD-
5 GND
6 NC
7 NC
8 NC
9 NC
RS-485
PIN SIGNAL
1 485 TXD-
2 NC
3 485 TXD+
4 NC
5 GND
6 NC
7 NC
8 NC
9 NC
DESCRIPTION
Transmit Data, Negative
Receive Data, Positive
Transmit Data, Positive
Receive Data, Negative
Signal Ground
No Connection
No Connection
No Connection
No Connection
DESCRIPTION
Transmit Data, Negative
No Connection
Transmit Data, Positive
No Connection
Signal Ground
No Connection
No Connection
No Connection
No Connection
MS-98F6
2-11