1024K -
2097152 K
100000 -
7FFFFFFF
2047 MB Extended memory
960 K - 1024 K F0000 - FFFFF 64 KB Runtime BIOS
896 K - 960 K E0000 - EFFFF 64 KB Reserved
800 K - 896 K C8000 - DFFFF 96 KB Available high DOS memory (open
to the PCI bus)
640 K - 800 K A0000 - C7FFF 160 KB Video memory and BIOS
639 K - 640 K 9FC00 - 9FFFF 1 KB Extended BIOS data (movable by
memory manager software)
512 K - 639 K 80000 - 9FBFF 127 KB Extended conventional memory
0 K - 512 K 00000 - 7FFFF 512 KB Conventional memory
Return to top
System DMA
DMA Channel Number Data Width System Resource
0 8- or 16- bits Audio
1 8- or 16- bits Audio/ parallel port
2 8- or 16- bits Disk Drive
3 8- or 16- bits Parallel Port (for ECP or EPP)/
audio
4 8- or 16- bits DMA controller
5 16-bits open
6 16-bits open
7 16-bits open
Return to top
Commentaires sur ces manuels