Jumper Settings; Com1 Mode Select Jumpers For Rs-232/422/485 (Jp2, Jp3, Jp4); Com1 Mode Select Jumpers For Rs-232/422/485 (Jp2, Jp3 Jp4) - AXIOMTEK SHB103 Series User Manual

SHB103 LAG1156 Full-Size SBC User's Manual
2.3

Jumper Settings

Proper jumper settings configure the SHB103 to meet your
application purpose.
2.3.1 COM1 Mode Select Jumpers for RS-232/422/485 (JP2, JP3,
JP4)
These jumpers select the COM1 port's communication
mode to operate RS-232 or RS-422/485.
Description Function
COM1 RS-232
(Default)
RS-422
RS-485
8
Jumper Setting
JP2 JP3
JP2 JP3
JP2 JP3
Jumpers and Connectors
JP4
JP4
JP4