Redisplaying The Turned-Off Screen - Omron NT631 Series Reference Manual

Buzzer, Backlight, and Display Control
Operation
15 14 13 12

3-2-5 Redisplaying the Turned-off Screen

Redisplaying the Screen by Switching the Displayed Screen
Setting
Operation
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The bit for controlling the PT status (PT status control bit) is provided at the fourth
word (n + 3 words) from the beginning of the PT status control area.
11 10 9 8 7 6 5 4 3
0
To turn off the screen during operation of the PT, operate the PT status control
area as indicated below.
Set 0 (OFF) for bit 15 in the fourth word (n + 3 words) from the beginning of the PT
status control area.
The following operations redisplay the screen which has been turned off by the
screen saver function or due to the operation at the PT status control area.
• Switching the displayed screen (the new screen is displayed normally)
• Operation at the PT status control area (the previously displayed screen is re-
displayed)
• Pressing the touch panel (the previously displayed screen is redisplayed)
If this method is used, no special operation is necessary to redisplay the screen.
The screen is redisplayed automatically.
No special setting is necessary.
Switching the screen during operation of the PT cancels the screen off status
and displays the new screen. For the procedure for switching the screen, refer to
3-3-1 Switching the Screen (page 289).
2 1 0 Bit
0
Controlled Item
15 Screen display
14 Processing priority registration (for NT link (1:N))
13 Continuous buzzer
12 Intermittent buzzer (short)
11 Display history initialization
10 Not used
9 Intermittent buzzer (long)
8 Backlight mode
7 Screen printing
6 PT window opening
5 Numeral/character string input
4 PT screen switching
3 Memory table copy execution
2 Memory table copy type
1 Alarm history initialization
0 Not used
Bits 2 and 3 are not used when the PT is in NT30/620
compatible mode.
Section 3-2
1 (ON) 0 (OFF)
Performed Not performed
Registered Canceled
Sounded Stopped
Sounded Stopped
Performed Not performed
Always 0
Sounded Stopped
Lit Flashing
Performed Not performed
Disabled Enabled
Disabled Enabled
Disabled Enabled
Performed Not performed
Numeral Character string
Performed Not performed
Always 0