11
Functions of the NT31/NT31C
Section 1-2
“Library data” are combinations of fixed display graphics registered as a single
graphic. They are registered in advance and as many as required can be dis-
played at any position on the screen.
Since it is generated by combining graphics, library data has a small data size.
Mark Image data Library data
S Lamps
These are graphics whose display status changes in accordance with the states
of bits at the host. Squares, circles, sectors and polygons can be used for lamps
(normal (standard) lamps). In accordance with the status of the host bit, they
can be lit (displayed in reverse video) or flashed (repeated alternation between
normal and reverse video display states).
Lamps can alsodisplay different image/library data for the ON and OFF states of
the host bit (such lamps are called “image/library lamps”).
- Normal (standard) lamps
ON
ON
Host
Unlit state Lit state
- Image/library lamps
ON
Unlit state Lit state
Host
S Touch switches
These switches can be set at any location on the screen. Pressing a touch
switch on the screen where a touch switch has been set can have the following
effects:
Notification to a host bit (input notification function)
Changing the displayed screen (screen switching function)
Input of a numeric value or character string (input key function)
Copying of a numeric value or character string (copy key function)
Shifting to another numeric value or character string input field (cursor moving
key function)
Obtaining a hard copy of the screen (screen print function)
Opening / Closing a window
Moving a window
Touch switches canbemade to light or flash inaccordancewith the status of a host
bit in the same way as lamps.
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