INFOTON INCORPORATED •
SECOND
AVENUE, BURLINGTON, MASSACHUSETTS 01803 • AREA
CODE
617
272·6660
SUBSIDIARY OF OPTICAL SCANNING
CORPORA
TlON
2. SUMMARY
OF
CHARACTERISTICS
INTERCHANGEABILITY
WITH TELETYPE®
TheVISTAR/GT
can
be
substituted
for
a Model 33
or
35 Teletype®
with
no hardware
or
software modifications. The
VISTAR/GT
can
serve
as
an
upgraded high
speed
terminal
to
all time-sharing services using ASCII * Code regardless
of
the computer system
used
by
the
service.
EASY-TO-READ CHARACTERS
High resolution, non-reflecting screen, and contrast-enhancing
filter
permit
easy
viewing at
distances up
to
10 feet under direct glare and 100 foot-candle
illumination.
HIGH-SPEED TRANSMISSION RATES
Eleven switch-selectable transmission rates
from
75
to
9600 bits per second
are
provided.
CHOICE OF COMPUTER INTERFACE
The
unit
is
supplied
with
two
forms
of
asynchronous serial interfaces; i.e., a standard E
IA
RS-232C interface and a 20
or
60
ma
TTY
style current loop.
ROLL MODE
The
VISTAR/GT
is
operated in the Roll Mode
with
all data entering
from
the
bottom
line.
With
each
new line
of
data the screen presentation
will
roll up one line.
TRANSMISSION MODE
The
VISTAR/GT
is
operated in a character-by-character transmission mode, exactly
as
a
Teletype®.
*
American
Standard Code
for
Information
Interchange.
2
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