1-38 Hardware Specifications and Configurations
System Interrupt Specification
Hardware IRQ System Function
IRQ0 System timer
IRQ1 Standard PS/2 keyboard
IRQ2 Not in use
IRQ3 Not in use
IRQ5 Not in use
IRQ6 Not in use
IRQ7 Not in use
IRQ8 System CMOS/real time clock
IRQ9 Broadcom xD Picture Card Host Controller
IRQ10 Not in use
IRQ11 Not in use
IRQ12 PS/2 port Touchpad
IRQ13 Numeric data processor
IRQ14 Not in use
IRQ15 Not in use
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