B.4 interrupt request (irq) lines, Irq lines pic mode, Interrupt request (irq) lines – ADLINK NuPRO-A40H User Manual
Page 91: Table b-3: io map
System Resources
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NuPRO-A40H
Table B-3: IO Map
B.4 Interrupt Request (IRQ) Lines
IRQ Lines PIC Mode
460-47F
Alias for ICH TCO base address.
0A00~0AFF
Reserved for SIO functions base address (ex:
HardWare Monitor /GPIO etc)
F040-F05F
SMBus base address for SB
IRQ#
Typical Interrupt
Resource
Connected to Pin
Available
0
Counter 0
N/A
No
1
Keyboard controller
N/A
No
2
Cascade interrupt from
slave PIC
N/A
No
3
Serial Port 2 (COM2)
IRQ3 via SERIRQ, IRQ3
at ISA bus
Note (1)
4
Serial Port 1 (COM1) /
PCI / ISA
IRQ4 via SERIRQ, IRQ4
at ISA bus
Note (1)
5
Serial Port 3,4 (COM3
,COM4) PCI / ISA
IRQ5 via SERIRQ, IRQ5
at ISA bus
Note (1)
6
Serial Port 5 (COM5)
PCI / ISA
IRQ6 via SERIRQ
No
7
Parallel port / PCI / ISA
IRQ7 via SERIRQ, IRQ7
at ISA bus
Note (1)
8
Real-time clock
N/A
No
9
SCI / PCI
IRQ9 via SERIRQ, IRQ9
at ISA bus
Note (1), (2)
10
Serial Port 6 (COM6)
PCI / ISA
IRQ10 via SERIRQ,
IRQ10 at ISA bus
Note (1)
11
PCI / ISA
IRQ11 via SERIRQ,
IRQ11 at ISA bus
Note (1)
12
PS/2 Mouse / PCI / ISA
IRQ12 via SERIRQ,
IRQ12 at ISA bus
Note (1)
Hex Range
Device