Irq Settings - Sony PCV-RX540 - Vaio Desktop Computer System Reference Manual

IRQ Settings

IRQ Description
IRQ 0 System timer
IRQ 1 Standard 101/102-Key or Microsoft® Natural PS/2® Keyboard
IRQ 4 Communications Port (COM1)
IRQ 6 Standard floppy disk controller
IRQ 8 System CMOS/real time clock
IRQ 12 PS/2® Compatible Mouse
IRQ 13 Numeric data processor
IRQ 14 Primary IDE Channel
IRQ 15 Secondary IDE Channel
IRQ 17 SoundMAX® Integrated Digital Audio
IRQ 18 Texas Instruments OHCI Compliant IEEE 1394 Host Controller
IRQ 19 Intel® 82801BA/BAM USB Universal Host Controller - 2442
IRQ 21 Realtek RTL8139 Family PCI Fast Ethernet NIC
IRQ 22 Microsoft ACPI-Compliant System
IRQ 23 Lucent Win Modem
IRQ 23 Intel® 82801BA/BAM USB Universal Host Controller - 2444
Miscellaneous Technical Information
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