IRQ assignments for this motherboard
| A | B | C | D | E | F | G | H |
PCIe x16_1 | shared | – | – | – | – | – | – | – |
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PCIe x1_1 |
| – | shared | – | – | – | – | – |
PCIe x16_2 | shared* | – | – | – | – | – | – | – |
PCIe x16_3 | shared | – | – | – | – | – | – | – |
PCIe x1_2 | – | – | – | shared | – | – | – | – |
PCIe x16_4 | shared | – | – | – | – | – | – | – |
SMBUS Controller | – | – | shared | – | – | – | – | – |
Intel® SATA Controller 1 | – | shared | – | – | – | – | – | – |
Intel® SATA Controller 2 | shared | – | – | – | – | – | – | – |
Intel® LAN1 | – | – | – | – | shared | – | – | – |
Intel® xHCI | – | – | – | – | – | – | – | shared |
Intel® EHCI 1 | – | – | – | – | – | shared | – | – |
Intel® EHCI 2 | – | – | shared | – | – | – | – | – |
HD Audio | – | – | – | – | – | – | shared | – |
ASMedia U3 Controller | – | – | shared | – | – | – | – | – |
*PCIe x16_2 is set to x1 mode by default. When the bandwidth is manually switched to x4 mode, the IRQ assignment will be changed to A.
Chapter 1
ASUS |