SBC81200 LGA775 CPU Card Series User’s Manual
Jumpers and Connectors
7
2.2.1 COM2 RS232/422/485 Settings: JP1,JP3,JP4
COM2 JP3 JP4 JP1
RS-232
(default)
Short 3-5,4-6
Short 3-5,4-6
Short 1-2,7-8
RS-422
Short 1-3,2-4
Short 1-3,2-4
Short 3-4,7-8
RS-485
Short 1-3,2-4
Short 1-3,2-4
Short 5-6,7-8
2.2.2 CompactFlash Power Select Settings: JP5
Options Settings
+3.3V
Short 1-2 (default)
+5V
Short 2-3
3
2
1
2.2.3 CompactFlash Master/Slave Settings: JP6
Options Settings
Master
Short (default)
Slave
Open
2.2.4 DiskOnChip Memory Segment (Option): JP8
Options Settings
D0000
–
D1FFF
Short 1-2 (default)
D2000
–
D3FFF
Short 3-4
D4000
–
D5FFF
Short 5-6
D6000
–
D7FFF
Short 7-8
