Aaeon SBC-590 User Manual page 27

J14 select either COM1 uses IRQ4 or COM1 uses IRQ11.
J13 select either COM2 uses IRQ3 or COM2 uses IRQ10.
* default
The SBC-590 has four 72-pin SIMM (Single In-Line Memory
Module) sockets that provide anywhere from 1 MB to 128 MB of
DRAM. Each socket accepts from 1 to 32 MB of DRAM. For
more detailed information, refer to the memory configuration
tables on the following page.
20 SBC-590 User's Manual
1
2
3
COM1 uses IRQ4
1
2
3
COM2 uses IRQ3
1
2
3
COM1uses IRQ11
1
2
3
COM2 uses IRQ10