Omron NT21 User Manual

3-4SectionDisplay and Control of Windows
313
Reading Out the Opening/Closing Status of a Window
The bit for notifying the PT status (PT status notify bit) is provided at the second
word (word m + 1) from the beginning of the PT status notify area.
00
1 (ON)
Run
Low
Printing
Off
Open
Open
Open
0 (OFF)
Stop
Normal
Stopped
Lit/Flashing
Closed
Closed
Closed
00 00
Notified Information
PT operation status
Battery status
Screen switch strobe
Numeral setting strobe flag
Character string setting strobe flag
Printer operating status
Backlight status
Global window open status
Local window1 open status
Local window2 open status
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit
15
13
12
11
10
7
6
5
4
3
Bit 7 is not supported by the NT21.
Check the bits from 3 to 5 of the second word (word m + 1) from the beginning of
the PT status notify area with the program in the host.
The status of each bit and the correspondence to a window are as follows:
Bit Name 1 (ON) 0 (OFF)
5 Global window open status Open Closed
4 Local window 1 open status Open Closed
3 Local window 2 open status Open Closed
By checking the status of the bit shift, it is possible to know the occurrence of
opening/closing of the window.
Notification of Window Screen Number and Coordinates
In the window control area, the following three words are provided for each glob-
al window, local window 1 and local window 2.
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit
Screen No. (4-digit BCD or hexadecimal)
X coordinate (4-digit BCD or hexadecimal)
Y coordinate (4-digit BCD or hexadecimal)
Screen No. (4-digit BCD or hexadecimal)
X coordinate (4-digit BCD or hexadecimal)
Y coordinate (4-digit BCD or hexadecimal)
Screen No. (4-digit BCD or hexadecimal)
X coordinate (4-digit BCD or hexadecimal)
Y coordinate (4-digit BCD or hexadecimal)
Word
k
k+1
k+2
k+3
k+4
k+5
k+6
k+7
k+8
Global window
Local Window1
Local Window2
With the program in the host, read out window screen number, X coordinate and
Y coordinate in a window control area that corresponds to the window of which
display status is to be checked.
The window screen number and bottom left X, Y coordinates of the window that
is presently displayed on the PT are stored in 4-digit BCD or hexadecimal. Which
of BCD or hexadecimal is used is determined by the setting of Numeral Storage
Type in PT Configuration at the Support Tool.
When the window is not displayed, 0000 is stored in window screen number. In
the case of global window, however, when the screen other than user screen

Omron NT21 Specifications

General

Brand	Omron
Model	NT21
Category	Touch terminals
Language	English