Compaq Presario 1272 Notebook
(250-0330) System Resources Faxback Doc. # 56799
SYSTEM INTERRUPTS
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Hardware IRQ System Function
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IRQ00 Timer Interrupt
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IRQ01 Standard 101/102-Key or Microsoft Natural Keyboard
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IRQ02 Programmable interrupt controller
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IRQ03 Compaq Presario 56K-DF
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IRQ04 Communications Port (COM1)
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IRQ05 ES1869 Plug and Play AudioDrive
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IRQ06 Standard Floppy Disk Controller
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IRQ07 Printer Port (LPT1)
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IRQ08 System CMOS/real time clock
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IRQ09 (free)
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IRQ10 OPTi 82C861 PCI to USB Open Host Controller
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IRQ11 IRQ Holder for PCI Steering
IRQ11 NeoMagic MagicGraph 128XD
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IRQ12 Synaptics PS/2 TouchPad
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IRQ13 Numeric data processor
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IRQ14 Primary IDE controller (dual fifo)
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IRQ14 Opti Viper Max Dual PCI IDE Controller
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IRQ15 Secondary IDE controller (dual fifo)
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IRQ15 Opti Viper Max Dual PCI IDE Controller
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SYSTEM DMA
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Hardware DMA System Function
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0 ES1869 Plug and Play AudioDrive
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1 ES1869 Plug and Play AudioDrive
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2 Standard Floppy Disk Controller
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3 (free)
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4 Direct memory access controller
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5 (free)
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6 (free)
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7 (free)
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(RDS 09/20/1999)
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