Connectors JP7 and JP8
Primary (COM-A) and Secondary (COM-B) Serial Ports
Pin
1
2
3
4
5
6
7
8
9
Connector JP9
PS/2 Mouse Connector
Pin
Function
DCD (Data Carrier Detect)
RX (Receive Data)
TX (Transmit Data)
DTR (Data Terminal Ready)
Ground (Signal Ground)
DSR (Data Set Ready)
RTS (Request to Send)
CTS (Clear to Send)
RI (Ring Indicator)
Function
1
Mouse Data
2
Reserved
3
Ground
4
+5V
5
Mouse Clock
6
Reserved
G586OPB
Appendix F u F-5