Omron NT20, User Manual

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Controlling the NT20 Status Section 6-6
6-6 Controlling the NT20 Status
This section describes the actual methods used for controlling the NT20 sta-
tus.
The Screen Display Control Command is used to operate the back light of the
NT20 (i.e., switch it on and off).
The Buzzer Control Command is used to control the buzzer status of the
NT20. To inhibit the display of the system menu or cancel this inhibition, use
the Mode Switch Enable Command.
Touch switch data input or host notification can be inhibited, or this inhibition
canceled, by using the Touch Switch and Function Key Disable Command or
Touch Switch and Function Key Enable Command respectively.
Touch Switch Disable
Format
Description
Disables touch switch and function key input and notification to the Host.
Reference:
Use the Touch Switch Enable Command (refer to Touch Switch Enable ) to use
a disabled touch switch again. Disabled touch switches are also enabled
when the NT20 power is turned off.
Touch Switch Enable
Format
Description
Enables input and notification to the Host of a disabled touch switch or func-
tion key.
Reference:
Disabled touch switches are also enabled when the NT20 power is turned off.
Screen Display Control
Format
Description
Turns off the backlighting.
Reference:
The screen is redisplayed if a touch switch is pressed.
When a Display Specified Screen Command on page 216 is sent, the speci-
fied screen is displayed.
1B
[ESC] 2
55
U
32
1B
[ESC] 2
56
V
32
1B
[ESC] m
1
* *
50
P
m
1
: Display on or off
0 (30
H
): on
1 (31
H
): off