IBASE Technology MI811F-335, User Manual

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Appendix
MI811F Series
User’s Manual
83
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 3 Communications Port (COM2)
IRQ 4 Communications Port (COM1)
IRQ 4 PCI Data Acquisition and Signal Processing
Controller
IRQ 5 Communications Port (COM3)
IRQ 5 PCI Data Acquisition and Signal Processing
Controller
IRQ 6 PCI Data Acquisition and Signal Processing
Controller
IRQ 7 PCI Data Acquisition and Signal Processing
Controller
IRQ 8 High precision event timer
IRQ 10 Communications Port (COM4)
IRQ 14 Intel(R) Serial IO GPIO Host Controller -
INT3452
IRQ 25 High Definition Audio Controller
IRQ 35 PCI Data Acquisition and Signal Processing
Controller
IRQ 36 PCI Data Acquisition and Signal Processing
Controller
IRQ 37 PCI Data Acquisition and Signal Processing
Controller
IRQ 39 SDA Standard Compliant SD Host Controller
IRQ 54 ~ IRQ 204 Microsoft ACPI-Compliant System
IRQ 256 ~ IRQ 511 Microsoft ACPI-Compliant System
IRQ 4294967279 Intel(R) USB 3.0 eXtensible Host Controller -
1.0 (Microsoft)