CONFIGURING SERIAL PORTS
SNAP-LCM4 User’s Guide
19
Setting the Mode for Port 2
As shown in the diagram at right, jumper groups JP3 and JP4
control the mode for COM2. Only some of the jumpers in each
group control COM2, however. The grayed-out jumpers are
included for reference only.
NOTE: RS mode may be shown incorrectly on the board itself. Follow the
diagram to set the RS mode.
Setting the Mode for Port 3
For COM3, jumper group JP4 controls the mode for COM3. The
jumper settings are shown in the diagram at right. Only some of the
these jumpers control COM3, however; grayed-out jumpers are
included for reference only.
NOTE: RS mode may be shown incorrectly on the board itself. Follow the
diagram to set the RS mode.
