WADE-8171
Copyright © Portwell 2015 WADE-8171 User's Guide
44
6
System Resources
Memory Map
System Memory Address Map
Memory Area
Size Description
0000-003F
1K Interrupt
Area
0040-004F
0.3K BIOS
Data
Area
0050-006F
0.5K System
Data
0070-0548
19K DOS
0549-0FC2
41K Program
Area
0FC3-9AFF
556K
Ī
Available
ī
9B00-9CFF
8K Unused
First Meg -- Conventional memory end at 628K --
9D00-9DFF
4K Extended
BIOS
Area
9G00-9FFF
8K Unused
A000-AFFF
64K VGA
Graphics
B000-B7FF
32K Unused
B800-BFFF
32K VGA
Text
C000-CE9F
58K Video
ROM
CEA0-D09F
8K Unused
Summary of Contents for WADE-8171
Page 2: ...WADE 8171 Copyright Portwell 2015 WADE 8171 User s Guide 2 Revision History R0 1 Preliminary ...
Page 10: ...WADE 8171 Copyright Portwell 2015 WADE 8171 User s Guide 10 2 2 Mechanical Dimensions ...
Page 13: ...WADE 8171 Copyright Portwell 2015 WADE 8171 User s Guide 13 3 Block Diagram ...
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