Com2 Mode Select Jumpers ( Jp2, Jp3, Jp4) - AXIOMTEK SHB100 User Manual

SHB100 LGA775 SBC User's Manual
2.3.1

COM2 Mode Select Jumpers ( JP2, JP3, JP4)

These jumpers select the COM2 port's communication mode to operate RS-232 or
RS-422/485.
Description
COM2
2.3.2 CompactFlash Jumper (JP5)
Description
CompactFlash Master
2.3.3 CompactFlash Voltage Jumper (JP6)
Description
CompactFlash
Voltage
8
Function
JP2
RS-232
(Default)
1
3
5
7
JP2
RS-422
1
3
5
7
JP2
RS-485
1
3
5
7
Function Jumper Setting
(Default)
Slave
Function Jumper Setting
3.3V
(Default)
5V
Jumper Setting
JP3
1 2
2
3 4
4
5
6
6
8
JP3
1 2
2
3 4
4
5
6
6
8
JP3
1 2
2
3 4
4
5
6
6
8
3 2 1
3 2 1
3 2 1
3 2 1
Board and Pin Assignments
JP4
1 2
3 4
5
6
JP4
1 2
3 4
5
6
JP4
1 2
3 4
5
6