Memory Map

The system supports system and video shadowing, both controlled through complementary metal oxide semiconductor (CMOS). The system supports BIOS as a cacheable area with write protection. The following table shows the system’s memory map.

System Memory Map

Memory Space

Size

Function

00000000h-0009FFFFh

640 KB

System Memory

000A0000h-000BFFFFh

128 KB

Video Memory

000C0000h-000DFFFFh

128 KB

 

000E0000h-000FFFFFh

128 KB

System and Video BIOS

01000000h-01FFFFFFh

32 MB

Extended Memory

02000000h-03FFFFFFh

32 MB

Extended Memory

04000000h-0FFFFFFFh

Up to 256 MB

Extended Memory

 

 

 

Specifications B-9

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NEC VXi manual System Memory Map, Specifications B-9, Memory Space Size Function