Com2 Connector (Com2); Cmos Battery Connector (Bat1) - AXIOMTEK CAPA848 User Manual

CAPA848 Capa Board
2.4.18

COM2 Connector (COM2)

This connector
RS-232/RS-422/RS-485 are listed in table below. If you need COM2 port to support
RS-422 or RS-485, please refer to BIOS setting in section 4.4.
Pin RS-232
1 DCD
2 DSR
3 RXD
4 RTS
5 TXD
6 CTS
7 DTR
8 RI
9 GND
10 No use
2.4.19

CMOS Battery Connector (BAT1)

This connector is for CMOS battery interface.
Pin
1
2
20
is a 2x5-pin wafer
RS-422 RS-485
TX- Data-
No use No use
TX+ Data+
No use No use
RX+ No use
No use No use
RX- No use
No use No use
No use No use
No use No use
Signal
+3.3V
GND
connector. The pin
1
1
Board and Pin Assignments
assignments of