A download of the application causes a compilation of the active application. In the process, a syntax check is performed and application code is also created and loaded to the controller. A program running on the controller is stopped during the download.
NOTICE
During the download, pay attention to the notes in the description of the “Download” command.
Downloading when logging in
Requirement: the connection settings of the controller are correctly set. The applications in the project and on the controller are identical. The project on the controller is running. The application is logged out.
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Change your application.
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Select the command “Online Login”
A dialog box appears with the information that the application has been changed since the last download.
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Select the option “Login with download” and click on “OK”.
The running program on the controller is stopped and the change is loaded to the controller. The application is logged in.
Downloading in the logged-in state (online mode)
Requirement: the connection settings of the controller are correctly set. The applications in the project and on the controller are identical. The project on the controller is running. The application is logged in.
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Select an object in the device tree. It is best to select a POU or a GVL here.
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Select the command “Project Edit Object (Offline)”
The object opens in the editor.
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Change the object. For example, you can declare a new variable or change a value assignment here.
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Select the command “Online Download”.
A query will appear, asking whether you really want to execute the download.
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Confirm the dialog box with “Yes”.
The running program on the controller is stopped and the change is loaded to the controller.