IBASE Technology IB837 Series, Руководство пользователя

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68 IB837
User’s Manual
B. Interrupt Request Lines (IRQ)
Peripheral devices use interrupt request lines to notify CPU for the service
required. The following table shows the IRQ used by the devices on board.
Level Function
IRQ 0 System timer
IRQ 1 Standard PS/2 Keyboard
IRQ 3 Communications Port (COM2)
IRQ 4 Communications Port (COM1)
IRQ 5 Communications Port (COM3)
IRQ 7 Communications Port (COM4)
IRQ 10 Communications Port (COM5)
IRQ 11 Communications Port (COM6)
IRQ 12 Microsoft PS/2 Mouse
IRQ 16 High Definition Audio Controller
IRQ 55~IRQ 204 Microsoft ACPI-Compliant System
IRQ 256~IRQ 511 Microsoft ACPI-Compliant System
IRQ 4294967282~86 Intel(R) Ethernet Controller I226-V #3
IRQ 4294967287
Intel(R) Management Engine
Interface #1
IRQ 4294967288~92 Intel(R) Ethernet Controller I226-V #2
IRQ 4294967293
Intel(R) USB 3.10 eXtensible Host
Controller - 1.20 (Microsoft)
IRQ 4294967294 Standard SATA AHCI Controller