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Tandy 1000 Technical Reference Manual

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Tandy 1000
Technical Reference Manual
8284A/8284A-1
CLOCK GENERATOR
AND
DRIVER FOR
iAPX 86, 88 PROCESSORS
• Generates the System Clock
for
the
iAPX
86,
88
Processors:
5
MHz,
8 MHz with 8284A
10
MHz with
8284A·1
• Uses a Crystal
or
a TTL Signal
for
Frequency Source
• Provides Local READY and
Multibus
TM
READY Synchronization
• 18·Pin Package
• Single +5V Power Supply
• Generates System Reset
Output
from
Schmitt Trigger Input
• Capable
of
Clock Synchronization
with
Other 8284As
• Available in EXPRESS
- Standard Temperature Range
- Extended Temperature Range
RESET
OSC
CSYNC 1
PClK
AENl
RDYl
READY
RDY2
6
AEN2
ClK
GND
READY
elK
PClK
ASYNC--------------.J
RDYl
Xl
RES---------------\
X2
EFI
----------1----1
CSYNC
4-_-+-+-----'
8284A/8284A-1
Block
Diagram
8284A/8284A-1 Pin
Configuration
3-567

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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