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Tandy 1000 Technical Reference Manual

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Tandy 1000
Address
8
OOCO
OOC1
OOC2
OOC3
OOC4
OOC5
OOC6
OOC7
OOC8
OOC9
OOCA
OOCB
OOCC
OOCD
OOCE
OOCF
OOAO,OOA1
9
Bit
a
1
2
3
4
5
6
7
Technical Reference Manual
Description
Sound
SN
76496
Sound SN76496
Sound SN76496
Sound SN76496
Sound SN76496
Sound SN76496
Sound SN76496
Sound SN76496
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Description
Not Used
MEMCONFIG 1
MEMCONFIG 2
MEMCONFIG 3
X
X
X
Enable NMI
8.
The chip select
is
decoded for Write Only, and approximately 42 wait states are inserted.
9.
X = don't care.
Detailed Memory
Map--Continued
65

Table of Contents

Other manuals for Tandy 1000

Preview: User Guide
User Guide337 pages
Preview: Programmer's Reference Guide
Programmer's Reference Guide251 pages
Preview: Basic Reference Manual
Basic Reference Manual411 pages
Preview: Owner's Manual
Owner's Manual46 pages

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Tandy 1000 Specifications

General IconGeneral
ProcessorIntel 8088
Processor Speed4.77 MHz
RAM128 KB (expandable to 640 KB)
Operating SystemMS-DOS 2.11
ManufacturerTandy Corporation
Release Year1984
StorageSingle or double 5.25" floppy disk drive (360 KB), optional hard drive
SoundTandy 3-voice sound
PortsParallel, Serial
GraphicsCGA (Color Graphics Adapter)
Graphics Modes320x200, 640x200

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