Hardware Specifications and Configurations 1-37
System Interrupt Specification
System IO Address Map
Hardware IRQ System Function
IRQ0 High Precision Event 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 High Precision Event Timer
IRQ9 Not in use
IRQ10 Not in use
IRQ11 Not in use
IRQ12 Synaptics PS/2 Port Touchpad
IRQ13 Numeric data processor
IRQ14 Not in use
IRQ15 Not in use
I/O address (hex) System Function (shipping configuration)
0000 - 001F Direct Memory Access Controller
0000- 0CF7 PCI bus
0020- 0021 Programmable Interrupt Controller
0024- 0025 Programmable Interrupt Controller
0028- 0029 Programmable Interrupt Controller
002C - 002D Programmable Interrupt Controller
002E - 002F Motherboard resources
0030- 0031 Programmable Interrupt Controller
0034- 0035 Programmable Interrupt Controller
0038- 0039 Programmable Interrupt Controller
003C - 003D Programmable Interrupt Controller
0040 - 0043 System Timer
004E - 004F Motherboard resources
0050- 0053 System Timer
0060- 0060 Standard PS/2 Keyboard
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