ADLINK NuPRO-E330 - Manual (Page 97)

System Resources 83
NuPRO-E330
Table B-5: IRQ Lines APIC Mode
Note (1): These IRQs can be used for PCI devices when onboard
device is disabled.
21 N/A
UHCI Controller 5, PCI Slot
1/5
No
22 N/A
High Definition Audio
Controller, PCI Slot 2/6
No
23 N/A
UHCI Controller 4, EHCI
Controller 1
No
IRQ#
Typical Interrupt
Resource
Connected to Pin Available