Memory map, Table 3-1, Memory map - vortex 86sx/dx processor – ADLINK CoreModule 430 User Manual
Page 23
Chapter 3
Hardware
CoreModule 430
Reference Manual
17
Memory Map
The following table provides the common PC/AT memory allocations. These are DOS-level addresses. The
OS typically hides these physical addresses by way of memory management. Memory below 000500h is
used by the BIOS.
Table 3-1. Memory Map - Vortex 86SX/DX Processor
Base Address
Function
00000000h -
0009FFFFh
Conventional Memory
000A0000h -
000AFFFFh
Graphics Memory
000B0000h -
000B7FFFh
Mono Text Memory
000B8000h -
000BFFFFh
Color Text Memory
000C0000h -
000C7FFFh
Standard Video BIOS
000D0000h -
000DFFFFh
Reserved for Extended BIOS
000E0000h -
000EFFFFh
Extended System BIOS Area
000F0000h -
000FFFFFh
System BIOS Area (Storage and RAM Shadowing)
00100000h
-
Top of
DRAM
Main DRAM Range
FFFC0000h -
[for SX
processor]
FFE00000h -
[for DX
processor]
FFFFFFFFh
System Flash