Chapter 5 Appendix; Memory Map - VIA Technologies VT82C694X Pro User Manual
Atx form factor main board
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Also See for VT82C694X Pro:
- User manual (43 pages) ,
- User manual (50 pages) ,
- Design manual (140 pages)
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Chapter 5
5-1 Memory Map
Address range
00000-7FFFF
80000-9FBFF
9FC00-9FFFF
A0000-C7FFF
C8000-DFFFF
E0000-EEFFF
EF000-EFFFF
F0000-F7FFF
F8000-FCFFF
FD000-FDFFF
FE000-FFFFF
VIA694X System Board
Appendix
Size
Description
512K Conventional memory
127K Extended conventional memory
1K
Extended BIOS data area if PS/2 mouse is
installed
160K Available for hi DOS memory
96K
Available for hi DOS memory and adapter
ROMs
60K Available for UMB
4K
Video service routine for monochrome &
CGA adapter
32K
BIOS CMOS setup utility
20K
BIOS runtime service routine (2)
4K
Plug and play escd data area
8K
BIOS runtime service routine (1)
62
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