Infoton VISTAR/GT User Manual

GENERAL DESCRIPTION
The Infoton VISTAR / GT is a high-speed silent interactive
display terminal designed for use with an on -line computer
as a functional and operational replacement for a teletype -
writer . Incorporated into each VISTAR / GT is a keyboard,
video display, control and refresh electronics power supply
and both an RS - 232C and current loop interface. Operation
is in Roll Mode with data always being entered on the bot -
tom line.
DISPLAY CHARACTERISTICS
Characters/ Line
Lines/ Display
Character Set
Character Format
Character Size
Cursor
Refresh Rate
Viewing Area
Color
Readability
Size
Weight
80
24
64 character ASCII (upper case)
5 x 7 dot matrix (upper case)
0.08" x .19" nominal
Non-destructive bl ink ing underscore
50 or 60 Hz
9" x 7"
White - P4 phosphor
Screen easily read without
disruptive reflections in 100
foot candle illumination
13" high, 19" wide, 23" long
35 pounds
Power
100 watts
105- 130 volt s, 60 Hz
105 - 130 volts or 210 - 260 volts, 50 Hz (Export Model)
Temperature 0° to 50 ° C (operating)
- 30 ° to 70 ° C (storage)
Humidity
o to 95 % non-condensing
MODE OF OPERATION
Full/Half Duplex
Full Duplex - Keyboard output to outgoing data line.
Display input from incoming data line.
Half Duplex - Keyboard output to display and to data
line. Display input from keyboard and data line.
Local/On-line
Local - Data line disconnected. Operation as in Half
Duplex.
On-Line - Data line connected .
Roll
Roll - When the format rolls up one line, the former
top line of display is lost; the bottom line is blank.
COMMAND FUNCTIONS
Erase Screen (Control L)
Line Feed, Carriage Return
Rub Out
Bell (70th character position)
INTERFACE
The VISTAR / GT provides both an EIA RS - 232C and a 20
or 60 milliampere current loop interface with START /STOP
character
format . Eleven internally generated, switch-
selectable transmission speeds and one externally controlled
speed are possible. Full duplex / half duplex operation and
parity generation are switch selectable. Transmits and
receives
10 or 11 bit code.
Switch-selectable data rates are
75, 110, 150 , 300, 600,
1200, 1800, 2400, 4800, 7200,9600 bits per second and
External. The External setting allows a data rate of up to
1800 characters per second. External timing is derived from
a TTL compatible pulse source at 16 times the data rate .

Infoton VISTAR/GT Specifications

General

Brand	Infoton
Model	VISTAR/GT
Category	Touch terminals
Language	English