User`s manual

INSTALLATIONS
MI945X User’s Manual 13
COM2 is jumper selectable for RS-232, RS-422 and RS-485.
Pin #
Signal Name
RS-232
R2-422
RS-485
1
DCD
TX-
DATA-
2
RX
TX+
DATA+
3
TX
RX+
NC
4
DTR
RX-
NC
5
Ground
Ground
Ground
6
DSR
RTS-
NC
7
RTS
RTS+
NC
8
CTS
CTS+
NC
9
RI
CTS-
NC
10
NC
NC
NC
JP9: CompactFlash Slave/Master Selection
JP9
CF Setting
Master
Slave
JBAT1: Clear CMOS Setting
JBAT1
Setting
Normal
Clear CMOS