VT240

workstation type:

1020, (1021 for Monochrome) see Appendix on Page

GKS Level

2b (VMS only)

max. display space:

0.218*0.138 metres (800*240 pix)

device specific line types:

-4, -5, -7, -8

user definable line types:

-1001 to -n

Nominal/min/max line width:

0.3/0.3/0.3 mm

GTS-GRAL specific marker types:

-101 to -114

Nominal/min/max marker size:

5.0/0.3/138.0 mm (240 sizes)

hardware characters:

font 1, precision 0/1

hardware character heights:

3 (3 to 9 mm)

DIN 66003:

font 1, precision 2

software characters:

see introduction to Appendix

CERN-defined hatch styles:

-101 to -124

pattern:

not supported

number of colours:

4 simultaneous out of 64

-

Default: background (Black), foreground (White), Red, Green

segment priority:

supported

segment highlighting:

not supported

locator device 1:

arrow keys

-

prompt/echo 1 and 2 by crosshair

locator device 2 and 3:

arrow keys

-

prompt/echo 4/5 by rubber band/rectangle

locator trigger:

<CR>, <LF>, <ENTER>

locator break:

<ESC>, x, X

stroke device 1, 2, 3:

arrow keys

stroke max buffer size:

64

stroke Prompt/Echo 1:

marker at each point

stroke trigger:

<BLANK>

stroke break:

<ESC>, x, X

stroke enter new point:

<CR>, O, <LF>

stroke skip backward:

< or g

stroke skip forward:

> or .

stroke delete last point:

<BS>, <DEL>, b, B

stroke delete current point:

d or D

stroke toggle insert:

i, I

valuator device:

keyboard (0-9, +, -, ., E, e)

valuator Prompt/Echo 1,2,3

Digital representation

valuator def. initial value:

0.0

valuator def. limits:

0.0, 1.0

valuator trigger:

<CR>, <LF>, <ENTER>

valuator break:

<ESC>, keypad -

valuator skip backward:

cursor keys, keypad 4

valuator skip forward:

cursor keys, keypad 6

valuator delete last character:

<BS>, <DEL>

valuator delete current character:

keypad .

valuator toggle insert:

<PF4>, keypad 0

choice device 1:

keyboard

choice Prompt/Echo 1,3:

menu

choice trigger:

numerical character <CR>

choice break:

<ESC>, keypad -

pick device 1, 2, 3:

arrow keys

pick Prompt/Echo 1:

crosshair

pick trigger:

<CR>, <LF>, O

pick break:

<ESC>, x, X

string device 1:

keyboard

string Prompt/Echo 1:

display current string

string max. buffer size:

72

string trigger:

<CR>, <LF>, <ENTER>

string break:

<ESC>, keypad -

string enter new character:

alphanumeric character

string skip backward:

cursor key, keypad 4

string skip forward:

cursor key, keypad 6

string delete last character:

<BS>, <DEL>

string delete current character:

keypad .

string toggle insert:

PF4, keypad 0

SETUP

The routine GK10AZ may be used to define the default configuration.

Current parameters are set to:

Local echo:

off

Keypad mode:

application keypad active on close workstation

Break:

100 milli-seconds

Echo text for Message and Choice:

ANSI text type (not Graphic)