System ressources, Interrupt request (irq) lines, In 8259 pic mode – Kontron COMe-cSP2 User Manual
Page 62: 7system ressources, 1 interrupt request (irq) lines
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COMe-cSP2
/ System Ressources
57
7
System Ressources
7.1 Interrupt Request (IRQ) Lines
7.1.1 In 8259 PIC mode
IRQ #
Used For
Available
Comment
0
Timer0
No
1
Keyboard
No
2
Cascade
No
3
External SIO - COM2
Yes (No)
Note (1)
4
External SIO - COM1
Yes (No)
Note (1)
5
PCI
for PCI
Dynamic (BIOS default)
6
External SIO
Yes (No)
Note (1)
7
External SIO - LPT1
Yes (No)
Note (1)
8
RTC
No
9
ACPI
No
Note (2)
10
PCI
for PCI
Dynamic (BIOS default)
11
PCI
for PCI
Dynamic (BIOS default)
12
PS/2 Mouse
Yes (No)
Note (1)
13
FPU
No
14
Primary IDE
No
Note (1)
15
PCI
for PCI
Dynamic (BIOS default)
Note:
(1) If the ―Used For‖ device is disabled in setup, the corresponding interrupt is available for other devices.
(2) Not available if ACPI is used
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