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TRS-80
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Radio Shack TRS-80 Reference Handbook
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Also See for TRS-80
:
Reference manual
(274 pages)
,
User manual
(236 pages)
,
Service manual
(199 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Introduction
System Block Diagram Description
The Memory Map
Theory of Operation
CPU Address Lines
CPU Data Bus
CPU Control Group
System RAM
Video Divider Chain
Video Rams
Video Processing
Keyboard
Input and Output Port
System Power Supply
Level II Roms
Adjustments and Troubleshooting
The Outside Wor Ld
Memory Mapped External Device
Port Based External Device
Explanation of Expansion Port Signals
Pin Connections for Expansion Port Edge Card
Parts List
Schematics
BASIC I Roms
BASIC II Roms
Master Schematic Diagram
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See also:
Service Manual
,
Reference Manual
Catalog No 26-2103
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