Technical information

30 OpenBook 1848
IRQ4 Reserved for PCMCIA R2 Card
IRQ5 Reserved for PCMCIA R2 Card
IRQ6 FDD
IRQ7 LPT (Parallel port)
IRQ8 CMOS/ RTC
IRQ9 SCI IRQ used by ACPI bus
IRQ10 CardBus, SMBUS, IEEE1394, VGA
IRQ11 Audio, Modem, LAN, USB, 802.11B
IRQ13 Math Processor
IRQ14 IDE Primary channel
IRQ15 IDE Secondary channel
DMA Channel Assignment
DMA Channel Function
DRQ1 IrDA FIR
DRQ2 Standard Floppy disk controller
DRQ4 DMA controller
IRQ Assignment Map
Interrupt Channel Function