System Board 4-13
Resources
The system memory map, I/O addresses, and DMA settings are given in the following sections.
System interrupt settings, parallel interrupt settings, and serial interrupt settings are included in
Section 2, “System Configuration.”
Memory Map
The system memory map is shown in the following table.
System Memory Map
Memory Space
Function
000A0000 - 000AFFFF
Winfast 3D S320 II (TNT2-PRO)
000B0000 - 000BFFFF
Winfast 3D S320 II (TNT2-PRO)
000C8000 - 000D7FFF
Winfast 3D S320 II (TNT2-PRO)
08000000 - 09FFFFFF
Intel® 82820 Processor to AGP Controller
08000000 - 09FFFFFF
Winfast 3D S320 II (TNT2-PRO)
0A000000 - 0AFFFFFF
Winfast 3D S320 II (TNT2-PRO)
0A000000 - 0B0FFFFF
Intel® 82820 Processor to AGP Controller
0B000000 - 0B00FFFF
Winfast 3D S320 II (TNT2-PRO)
F8000000 - FBFFFFFF
Intel® 82820 Processor to I/O Controller
FF800000 - FFFFFFFF
Motherboard Resources
I/O Addresses
The processor communicates with I/O mapping. The hexadecimal (hex) addresses of I/O devices
are listed in the following table.
Note
In plug and play systems, these addresses are typical but may vary by configuration.
I/O Address Map
Address (Hex)
I/O Device Name
0000-000F
DMA controller 1
0020-0021
Programmable interrupt controller
0040-0043
System Timer
0060
Standard 101/102-key or MS Natural keyboard
0061
System speaker
0064
Standard 101/102-key or MS Natural keyboard
0070-0071
System CMOS/real time clock
0081-008F
DMA controller
00A0-00A1
Programmable interrupt controller
Summary of Contents for PowerMate CT
Page 13: ...1 System Overview Configurations Features Components...
Page 118: ...6 Preventive Maintenance System Cleaning Keyboard Cleaning Mouse Cleaning...
Page 121: ...7 Troubleshooting Checklist Diagnostics...
Page 130: ...8 NECC Information Services Service Telephone Numbers Technical Support...