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HARDWARE __________________________________________________ _
6
HARDWARE CAPABILITIES FOR
MOST COMPUTING APPLICATIONS
COMPONENT
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DESCRIPTION/CAPACITY
DISPLAY SCREEN
• 24 line display
• 80 characters per line
• Flicker free screen
• White characters on black
screen
• Exceeds industry standards
• Brightness adjustment
PROCESSOR
KEYBOARD
• Standard typewriter key layout
• 10 key numeric pad
• Automatic repeat of most
common characters
TECHNICAL DESCRIPTION
CRT
• 7
x
10 dot matrix for characters
• Software selectable character
attributes
· Inverse video
· Blinking
· Low intensity
· Graphics with 4
x
4 Pixel
resolution
• High speed character display
• Single board Z80A®
Microprocessor
• 4 Mhz clock
• 64K RAM, 6K ROM
• Softloaded
• 820-11 system Bus access
• 2K ROM or RAM expansion
capacity
• 32K RAM expansion capability
via system Bus
• Dual parallel ports
• Dual serial ports
DATA ENTRY CONSOLE
• Standard 96 character ASCII
keyboard
• 4 key cursor control
• Alpha shift lock
• Erasing backspace key
• 32 software definable keys
Z80A is a trademark of Zilog, Inc., with whom the publisher is not associated.
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