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Specifications
I/O address (hex)
3E8 - 3EF
3F0 - 3F7
3F8 - 3FF
CF8 - CFB
CFC - CFF
System memory map specifications
Size
640 KB
128 KB
48 KB
160 KB
64 KB
15 MB
58 MB
58 MB
2 MB
4 GB
64 KB
6–8
System function (shipping configuration)
Internal modem
"A" diskette controller
Serial port (COM1/default)
PCI configuration index register (PCIDIVO-1)
PCI configuration data register (PCIDIVO-1)
Memory address
00000000-0009FFFF
000A0000-000BFFFF
000C0000-000CBFFF
000C8000-000E7FFF
000E8000-000FFFFF
00100000-00FFFFFF
04800000-07FFFFFF
04800000-07FFFFFF
08000000-080FFFFF
08200000-FFFEFFFF
FFFF0000-FFFFFFFF
System function
Base memory
Video memory
Video BIOS
Unused
System BIOS
Extended memory
Super extended memory
Unused
Video memory (direct access)
Unused
System BIOS
Maintenance and Service Guide
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