Jumper Settings; Com2 Mode Select Jumpers - AXIOMTEK SBC81205 User Manual

SBC81205 Core™ 2 Quad SBC User's Manual
2.2

Jumper Settings

Proper jumer settings configure the SBC81205 to meet your
application purpose.
2.2.1 COM2 Mode Select Jumpers (JP1, JP2, JP3)
These jumpers select the COM2 port's communication mode to
operate RS-232 or RS-422/485.
Description Function
COM2 RS-232
(Default)
RS-422
RS-485
6
Jumper Setting
JP1
JP2
1 2
1 2
3
4
3
4
5 6
5
6
7 8
JP1
JP2
1 2
3 1 2
4
3
5 6 4
5
7 8
6
JP1
JP2
1 2
3
4 1 2
5 6 3 4
5
7 8
6
Jumpers and Connectors
JP3
1 2
3
4
5
6
JP3
1 2
3
4
5
6
JP3
1 2
3 4
5
6