IBASE Technology SE-103-N, User Manual

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54 SE-103-N User 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 16 High Definition Audio Controller
IRQ 4294967292 Intel(R) UHD Graphics
IRQ 4 Communications Port (COM1)
IRQ 3 Communications Port (COM2)
IRQ 4294967294 Standard SATA AHCI Controller
IRQ 4294967293
Intel(R) USB 3.10 eXtensible Host Controller - 1.20
(Microsoft)
IRQ 55 ~ 204 Microsoft ACPI-Compliant System
IRQ 256 ~ 511 Microsoft ACPI-Compliant System
IRQ 4294967291 Intel(R) Wireless-AC 9260
IRQ 4294967290 Intel(R) Wireless-AC 9260
IRQ 4294967284 Sierra Wireless EM9190 PCIe Device
IRQ 4294967283 Intel(R) Management Engine Interface #1
IRQ 4294967289 Intel(R) Ethernet Controller (3) I225-IT
IRQ 4294967288 Intel(R) Ethernet Controller (3) I225-IT
IRQ 4294967287 Intel(R) Ethernet Controller (3) I225-IT
IRQ 4294967286 Intel(R) Ethernet Controller (3) I225-IT
IRQ 4294967285 Intel(R) Ethernet Controller (3) I225-IT
IRQ 0 System timer