Omron NT31

609
Examples of Actual Applications of Direct Access
Section 10-1
Displaying Online Help with a Touch Switch
Example: Displaying help information in a window when a touch switch is pressed.
HELP
HELP
Window opens
Window closes
How to
use ...
Close
NT31/NT31C
(1) Create a new screen as a keyboard screen.
(2) Register help information as text and graphics for the screen created in (1).
(3) Make settings like those indicated below to register a touch switch for the
screen created in (1).
- Label: Check mark set, Description “Close”
- Function: Input key – keyboard
- Keyboard screen No.: Number of keyboard screen currently being created
- Action type: Close
(4) Specify the area to be displayed as a window, making sure that it will accom-
modate the help information and the touch switch created in (3).
(5) Register a touch switch on the screen on which the help information is to be
displayed (base screen), making the following settings for it.
- Label: Check mark set, Description “HELP”
- Function: Input key – keyboard
- Keyboard screen No.: Numbers of keyboard screens created in (1) to (4)
- Action type: Open
By setting the action type of the touch switch on the base screen as “Toggle”, the
window can be opened and closed from the base screen.