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Page 46 Express-HLE

6.4 Interrupt Request (IRQ) Lines

PIC Mode

IRQ# Typical Intterupt 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) / PCI IRQ3 via SERIRQ / PIRQ Note (1)

4 Serial Port 1 (COM1) / PCI IRQ4 via SERIRQ / PIRQ Note (1)

5 Parallel Port 2 (LPT2) IRQ5 via SERIRQ / PIRQ Note (1)

6 Generic IRQ6 via SERIRQ / PIRQ No

7 Generic IRQ7 via SERIRQ / PIRQ Note (1)

8 Real-time clock N/A No

9 Generic N/A Note (1)

10 Serial Port 3 (COM3) IRQ10 via SERIRQ / PIRQ Note (1)

11 Serial Port 4 (COM4) IRQ11 via SERIRQ / PIRQ Note (1)

12 PS/2 Mouse IRQ12 via SERIRQ / PIRQ Note (1)

13 Math Processor N/A No

14 Primary IDE controller IRQ14 via SERIRQ / PIRQ Note (1)

15 Secondary IDE controller IRQ15 via SERIRQ / PIRQ Note (1)

Note (1): These IRQs can be used for PCI devices when onboard device is disabled.

APIC Mode

IRQ# Typical Intterupt 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 / PIRQ Note (1)

4 Serial Port 1 (COM1 IRQ4 via SERIRQ / PIRQ Note (1)

5 N/A N/A Note (1)

6 N/A N/A Note (1)

7 N/A N/A Note (1)

8 Real-time clock N/A No

9 PCI IRQ9 via SERIRQ / PIRQ Note (1)

10 Serial Port 3 (COM3) IRQ10 via SERIRQ / PIRQ Note (1)

11 Serial Port 4 (COM4) IRQ11 via SERIRQ / PIRQ Note (1)

12 PS/2 Mouse IRQ12 via SERIRQ / PIRQ Note (1)

13 Math Processor N/A Note (1)

14 Primary IDE controller IRQ14 via SERIRQ / PIRQ Note (1)

15 Secondary IDE controller IRQ15 via SERIRQ / PIRQ Note (1)

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Adlink Express-HLE Manual do Utilizador Página 46