Omron NT31 Operation Manuals page 327

Fixed Displays
[Restrictions]
[Display Functions]
316
S A maximum of 224 marks can be created for one screen data file: each of the
marks is assigned any required character code within the range FF20 to FFFF
so that it can be managed and specified. However, note that marks in the range
FFEF to FFFF are used by the system and if they are changed, touch switches
H
may not be displayed correctly for trend graphs, etc. If marks are written to these
codes, on conversion of data from a different model of PT, etc., copy the mark
data to other codes, then reset the mark data. The marks at these codes will
return to the initial status.
S Up to 65535 of the following graphics can be registered on one screen. (Same
for window screen.) For an overlapping screen comprising 8 child screens, the
maximum is 524280 (65535×8 screens).
Fixed display text, circles, arcs, sectors, polylines, polygons, rectangles, tiling,
marks
There is no restriction on the number of graphics that can be registered for one
screen data file: any number can be registered as long as the data file capacity is
not exceeded.
S When a mark is included in a character string that is displayed enlarged with the
smoothing function used, the mark is not subject to smoothing.
S Marks are displayed in 16
ter string, to which marks are inserted, is 2
32 dot font.
The properties of mark displays and their relationship with displayed character
strings are indicated below.
Here, "mark display", whereby a single mark is displayed as a fixed display, is ex-
plained. For details on the display of marks when they are included in character
strings, refer to 7-4-2 "Text (Fixed Display)" (page 310) and 7-9 "Character String
Display" (page 366).
S Properties
General
Position Coordinates of the top left corner of the mark
Code Character code of the mark
Attribute Display mode for the mark ("Display attribute and drawing
result", page 317).
Size Scale at which the mark is displayed ("Enlarged display", page
317).
Color
Foreground Display color of the mark (colors other than black and white
featured with NT31C only)
Background Background color of the mark (colors other than black and white
featured with NT31C only)
16 dot font with enargement, even when the charac-
FF20 to FFFF
H
Standard/Flash/Inverse Flash
1×1 (Equal), 1×2 (High), 2×1 (Wide), 2×2, 3×3, 4×4, 8×8
Black/Blue/Red/Magenta/Green/Cyan/Yellow/White/
Transparent
Black/Blue/Red/Magenta/Green/Cyan/Yellow/White/
Transparent
Section 7-4
2 or larger scale and are displayed in
H