At a Glance

Driving (or command) objets allow the user to perform an action:

  • Browse from one screen to another

  • Modify the value of a variable

  • Send a command to the PLCs task module

There are 7 types of these objects:

  • Buttons

  • Check boxes

  • Input zones

  • Counters

  • Cursors

  • Buttons for browsing between screens

  • Objects for explicit exchanges

How to create a driving object

The procedure for creating a driving object is as follows.

Step

Action

1

Select the type of driving object that you wish to create from the tool palette.

2

Move the mouse cursor to the position where you want to place the top left corner of your object.

3

Press down the left mouse button.

4

Hold the button down and move the mouse cursor to the position where you want to place the bottom right corner of the object.

5

Release the button.

Result: The object is created when you release the mouse button

6

Enable the Selection tool from the tool palette.

7

Right click on the object.

Result: The contextual menu appears

8

Enable the Properties command.

Result: A contextual dialog box appears This box depends on the type of object and allows the attributes to be fixed.

Type of data driven according to the driving object

The table indicates the types of variables that may be driven by the driving objects.

Object

Bit

Byte

Word

Double word

Floating point

Button

X

X*

X*

X*

X*

Check box

X

-

-

-

-

Entry field

X

X

X

X

X

Counter

X

X

X

X

X

Cursor

X

X

X

X

X
 

Legend:

* : Only in the case of unsynchronized buttons
NOTE: Driving objects are always placed in the foreground. To prevent command errors, we strongly advise against placing driving objects between them.