Operating Manual

Table Of Contents
Technical data Interrupt table
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A26361-K515-Z100-1-7619
Interrupt table
Please note that an interrupt cannot be used by two applications at the same time.
Address Interrupts assigned as
shipped
possible
Interrupts
Keyboard IRQ1
Serial interface COM1 03F8 IRQ4
Serial port COM 2 02F8 IRQ3
Fax/modem 03E8 IRQ5
Floppy disk drive controller IRQ6
Parallel interface LPT1 0378 IRQ7
RTC IRQ8
Audio controller assigned by the BIOS IRQ5,
IRQ7, IRQ9
Mouse controller IRQ12
Numeric processor IRQ13
IDE controller 1 IRQ14
IDE controller 2 IRQ15
DMA channels
DMAs assigned as shipped
Floppy disk drive controller DMA2
Free/ECP mode DMA3
Cascaded DMA channels DMA4