Specifications
Maintenance and Service Guide 6–13
Table 6-9
System I/O Addresses
I/O Address (hex) System Function (shipping configuration)
0x00000000-0x00000CF7 PCI bus
0x00000000-0x00000CF7 Direct memory access controller
0x00000020-0x00000021 Programmable interrupt controller
0x0000002E-0x0000002F System board resources
0x00000040-0x00000043 System timer
0x00000060-0x00000060 Quick Launch Buttons
0x00000061-0x00000061 System speaker
0x00000062-0x00000062 Microsoft ACPI-Compliant Embedded
Controller
0x00000064-0x00000064 Quick Launch Buttons
0x00000066-0x00000066 Microsoft ACPI-Compliant Embedded
Controller
0x00000070-0x00000071 System CMOS/real time clock
0x00000072-0x00000073 System board resources
0x00000080-0x0000008F Direct memory access controller
0x00000092-0x00000092 System board resources
0x000000A0-0x000000A1 Programmable interrupt controller
0x000000B0-0x000000B1 System board resources
0x000000C0-0x000000DF Direct memory access controller
0x000000F0-0x000000FE Numeric data processor
0x00000170-0x00000177 Secondary IDE Channel