AXIOMTEK SBC81206 Series, Руководство пользователя

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SBC81206 PICMG1.0
SBC User’s Manual
Board and Pin Assignments 7
2.3 Jumper Settings
Proper jumper settings configure the
SBC81206 to meet your application purpose. We are
herewith listing a summary table of all jumpers and default settings for onboard devices,
respectively.
Jumper Default Setting
JP1 COM2 Mode Select COM2 Pin 1: DCD Short 3-5
Short 4-6
COM2 Pin 8: RI
JP2 COM2 Mode Select COM2 Pin 1: DCD Short 3-5
Short 4-6
COM2 Pin 8: RI
JP3 COM2 Mode Select : RS-232 Short 1-2
JP6 ATX Auto Power On/Off : Disable Short 1-2
JP7 Clear CMOS Setting : Normal Short 1-2
2.3.1 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 Jumper Setting
COM2 Mode Select RS-232
(Default)
JP1 JP2 JP3
RS-422 JP1 JP2 JP3
RS-485 JP1 JP2 JP3