Radio Shack TRS-80 model III Owner's Manual page 26
Mini-disk operation,
trsdos disk operating system,
disk basic programming language
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Also See for TRS-80 model III:
- Operation and reference manual (274 pages) ,
- Service manual (135 pages) ,
- Operation manual (30 pages)
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Master
Program
Command
Interpreter
Program Manager
Figure
7.
trsdos
Roles.
BASIC,
OTHER
PROGRAMS
ROM
TRSDOS
DEBUG
w
"DO"
Figure
8.
trsdos
Memory Map
4000H
5200H
5500H
DOS
OVERLAYS
7000H
FORMAT
8000H
END-
180H
TRSDOS
System
Utility
Language packages
Z-80
Programs (FORMAT,
(Disk
BASIC,
User
BACKUP,
etc.)
Editor/Assembler,
etc.)
Programs
V0
S
(32K)
END
(BFFFH)
(48K)
(FFFFH)
19
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