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System I/O address specifications
I/O address (hex) System function (shipping configuration)
000-01F Direct memory access controller
000-CF7 PCI Bus
020-021 Programmable interrupt controller
024-025 Programmable interrupt controller
028-029 Programmable interrupt controller
02C-02D Programmable interrupt controller
02E-02F Motherboard resources
030-031 Programmable interrupt controller
034-035 Programmable interrupt controller
038-039 Programmable interrupt controller
03C-03D Programmable interrupt controller
040-043 System timer
04E-04F Motherboard resources
050-053 System timer
060-060 Standard 101-/102-Key or Microsoft Natural P/S2 Keyboard with HP QLB
061-061 Motherboard resources
062-062 Microsoft ACPI-Compliant Embedded Controller
063-063 Motherboard resources
064-064 Standard 101-/102-Key or Microsoft Natural P/S2 Keyboard with HP QLB
065-065 Motherboard resources
066-066 Microsoft ACPI-Compliant Embedded Controller
067-067 Motherboard resources
070-070 Motherboard resources
070-077 System CMOS/real time clock
080-080 Motherboard resources
081-091 Direct memory access controller
092–092 Motherboard resources
093-09F Direct memory access controller
0A0-0A1 Programmable interrupt controller
0A4-0A5 Programmable interrupt controller
0A8-0A9 Programmable interrupt controller
0AC-0AD Programmable interrupt controller
0B0-0B1 Programmable interrupt controller
System I/O address specifications 101