Chapter 3. BIOS Setup. MSI MS-7028 (V1.0B)

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Chapter 3. BIOS Setup. MSI MS-7028 (V1.0B) | Manualzz

MS-7028 ATX Mainboard

PCI Interrupt Request Routing

The IRQ, acronym of interrupt request line and pronounced I-R-Q, are hardware lines over which devices can send interrupt signals to the microprocessor. The

PCI IRQ pins are typically connected to the PCI bus INT A# ~ INT D# pins as follows:

PCI Slot 1

PCI Slot 2

PCI Slot 3

Order 1

INT A#

INT B#

INT C#

Order 2

INT B#

INT C#

INT D#

Order 3

INT C#

INT D#

INT A#

Order 4

INT D#

INT A#

INT B#

2-24

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