Advantech SOM-4450 CPU System On Module SOM-4450 ETX User Manual Page 33

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Appendix B System Assignments 27
B.4 1st MB memory map
Table B-4: 1st MB memory map
Addr. range (Hex) Device
F000h - FFFFh System ROM
E000h - EFFFh Unused
CC00h - DFFFh available
C800h - CBFFh Ethernet ROM*
C000h - C7FFh VGA BIOS
B800h - BFFFh CGA/EGA/VGA text
B000h - B7FFh Reserved for graphic mode usage
A000h - AFFFh EGA/VGA graphics
0000h - 9FFFh Base memory
* default setting
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