SoM-112ES User Manual
Revision 1.00 © 2018
- 20 -
5.7
JB7 (Serial Port RS-232 or RS-422/485)
Jumper
Position
Setting
Pins 1 & 2*
232
Select RS-232
Pins 2 & 3
4XX
Select RS-422/485 via JB8
*Default Setting
5.8
JB8 (Serial Port RS-422 or RS-485)
Jumper
Position
Setting
Pins 1 & 2
485
Select RS-485
Pins 2 & 3*
422
Select RS-422
*Default Setting
5.9
JB9 (USB Device Port C Enable)
Jumper
Position
Setting
Pins 1 & 2*
A
Enable Port C
Pins 2 & 3
B
Disable Port C
*Default Setting
