User’s Manual
18 ECB-865 User’s Manual
3.9.2 Jumper & Connector List
Connectors on the board are linked to external devices such as hard disk drives, keyboard,
mouse, or floppy drives. In addition, the board has a number of jumpers that allow you to
configure your system to suit your application.
The following tables list the function of each of the board's jumpers and connectors.
Jumpers
Label Function Note
JP1 Serial port RS-232/422/485 select 3 x 2 header, pitch 2.54mm
JP2~JP5 Serial port RS-232/422/485 select 3 x 1 header, pitch 2.54mm
JP6 Watchdog timer select 2 x 1 header, pitch 2.54mm
JP9 Clear CMOS 3 x 1 header, pitch 2.54mm
JP10 Watchdog timer select 3 x 2 header, pitch 2.54mm
JP11 M-Systems DiskOnChip memory address
select
4 x 2 header, pitch 2.54mm
JP12 Watchdog timer select 2 x 1 header, pitch 2.54mm
JP13 Proprietary PCI Bus Master Selection 4 x 2 header, pitch 2.54mm