System Memory Map; I/O Address Map - Acer 7100 Series User Manual

Appendix

System Memory Map

Address Range
000000 -
09FFFF
0A0000 -
0BFFFF
0C0000 -
0CBFFF
CC000 - CDFFF
CE000 - CFFFF
0F0000 -
0FFFFF
10000 - 7FFFF
80000 - 27FFF
FE0000 -
FFFFFF

I/O Address Map

Address Range
000 - 00F
020 - 021
02E - 02F
040 - 043
048 - 04B
060 - 06E
070 - 071
080 - 08F
0A0 - 0A1
0C0 - 0DF
118
Definition
640 KB memory
128 KB video RAM
Video BIOS
System CardBus
MiniDock CardBus
64 KB system
BIOS
Extended memory
256 KB system
ROM
Device
DMA controller-1
Interrupt controller-1
NS87338 peripheral controller
Timer 1
Timer 2
Keyboard controller chip select
Real-time clock and NMI mask
DMA page register
Interrupt controller-2
DMA controller-2
Function
Base memory
Reserved for graphics
display buffer
Video BIOS
System BIOS
Onboard memory
SIMM memory
Duplicate of code
assignment at 0E0000-
0FFFFF