C.3 interrupt assignments, Interrupt assignments – Intel PCM-3370 User Manual
Page 126

PCM-3370 User’s Manual
114
C.3 Interrupt assignments
Table C.3: Interrupt assignments
Interrupt#
Interrupt source
NMI
Parity error detected
IRQ 0
Interval timer
IRQ 1
Keyboard
IRQ 2
Interrupt from controller 2 (cascade)
IRQ 3
Serial communication port 2
IRQ 4
Serial communication port 1
IRQ 5
Available
IRQ 6
Diskette controller (FDC)
IRQ 7
Parallel port 1 (printIRQ 8 Real-time clock)
IRQ 8
Real-time clock
IRQ 9
Available
IRQ 10
Available
IRQ 11
Available
IRQ 12
PS/2 mouse (If using PS/2 mouse)
IRQ 13
INT from co-processor
IRQ 14
Preliminary IDE
IRQ 15
Secondary IDE for CompactFlash
* All available IRQ can use for PCI device
* Now onboard PCI device List is USB IRQ 10 USB, IRQ 11 LAN and
IRQ 12 ACPI control