Asus P5M2-M C User Guide - Page 36
Interrupt assignments
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2.5.3 Interrupt assignments Standard interrupt assignments IRQ Priority Standard Function 0 1 1 2 2 - 3* 11 4* 12 5* 13 6 14 7* 15 8 3 9* 4 10* 5 11* 6 12* 7 13 8 14 9 15 10 System Timer Keyboard Controller Re-direct to IRQ#9 Communications Port (COM2) Communications Port (COM1) IRQ holder for PCI steering Floppy Disk Controller Printer Port (LPT1) System CMOS/Real Time Clock IRQ holder for PCI steering IRQ holder for PCI steering IRQ holder for PCI steering PS/2 Compatible Mouse Port Numeric Data Processor Primary IDE Channel Secondary IDE Channel * These IRQs are usually available for ISA or PCI devices. PCI Bus Number, IDSEL, and IRQ assignments Description INTA INTB PCI Slot 1 PIRQE# PIRQF# PCI Slot 2 PIRQG# PIRQH# PCI Express Slot (x8) PIRQB# PCI Express Slot (x8) PIRQB# Onboard USB Controller1 PIRQB# Onboard USB Controller2 PIRQA# Onboard USB2.0 Controller PIRQB# Onboard PCI E X1 LAN1 INTA# - Onboard PCI E X1 LAN2 - INTB# Onboard VGA - - INTC PIRQG# PIRQE INTD REQ# PIRQH# REQ0 PIRQF# REQ0 GNT# GNT0 GNT0 2-16 Chapter 2: Hardware information