A
B
C
D
E
F
G
BAUD x8
H
A
B
C
D
E
F
G
H
PORT
CONFIG
PORT
CONFIG
Figure 3-2: Option Selection Map
The card has 8 separate channels which can be individually configured. Each channel can be used in:
1) RS485 (2 wire mode) - This mode may use “Auto RTS”
2) RS422
3) RS232
4) RS485 (4 wire mode)
The jumpers on the card must be properly placed in order to have the card function properly.
In order to select the basic mode for a channel, the M1 and M2 jumpers be properly placed. (These
jumpers are located at the end of the card away from the cable connector).
Mode M1 M2
RS485 (2 Wire Mode) IN OUT
RS485 (4 Wire Mode) OUT IN
RS422 IN IN
RS232 OUT OUT
Manual LPCI-COM-8SM
14