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5 system resources, 1 interrupt request (irq) lines, 1 in 8259 pic mode – Kontron COMe-mTT10 User Manual

Page 42: System resources, Interrupt request (irq) lines, In 8259 pic mode, Come-mtt10 / system resources

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COMe-mTT10 / System Resources

5 System Resources

5.1

Interrupt Request (IRQ) Lines

5.1.1

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

PCI

Yes (No)

Note (1)

7

External SIO - LPT1

for PCI

Dynamic (BIOS default)

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

PCI

for PCI

Dynamic (BIOS default)

15

PCI

for PCI

Dynamic (BIOS default)

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

42

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