Omron NT31 Operation Manuals page 508

Display and Control of Windows
[Operation]
To check the display status of a window, operate as follows.
S 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.
15 14 13 12 11 10 9
0 0
(1) 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
5
4
3
By checking the status of the bit shift, it is possible to know the occurrence of
opening/closing of the window.
S 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
Word
k
k+1
k+2
k+3
k+4
k+5
k+6
k+7
k+8
8 7 6 5 4 3 2
0 0
Name
Global window open status
Local window 1 open status
Local window 2 open status
13 12 11 10 9 8 7
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)
1 0 Bit
0 0
Notified Information
15 PT operation status
13 Battery status
12 Screen switch strobe
11 Numeral setting strobe flag
10 Character string setting strobe flag
7 Printer operating status
Backlight status
6
Global window open status
5
4 Local window1 open status
3 Local window2 open status
1 (ON)
Open
Open
Open
6 5 4 3 2 1 0
Section 8-4
1 (ON) 0 (OFF)
Stop
Run
Normal
Low
Stopped
Printing
Off Lit/Flashing
Closed
Open
Closed
Open
Closed
Open
0 (OFF)
Closed
Closed
Closed
Bit
Global window
Local Window1
Local Window2
497