Command ‘Settings of Memory Reserve for Online Change’¶

Function: This command opens the Online Change Memory Reserve view.

Call: Menu bar: View.

In the view, memory reserves are configured for the function blocks during the online change.

Scan Application	Searches the selected application for function blocks and displays them in the Function blocks area Updates the Function blocks area after the application is built again. Updates the Function blocks area after an online change.
Drop-down list with the applications of the open project	Selection of the application whose function blocks should be displayed and/or edited in this view.

Function Blocks¶
All	All function blocks of the selected application are displayed.
Pool	All function blocks of the POUs view that are displayed which are referenced in the application.
No memory-reserve	All function blocks with a memory reserve of 0 bytes are displayed.
<memory reserve> bytes	Display of all function blocks with the number of bytes is displayed that is defined in Memory reserve.
Information about the function blocks Multiple selection is also possible when selecting a POU for the configuration of the memory reserve.
Function block	Name of the function block
Size	Size of the function block Size of an instance of a function block Specified in bytes
Number of instances	Number of instances of a function block in the project
Memory reserve	Display of the memory reserve for each instance of the function block
Additional memory for all instances	Product of Number of instances and Memory reserve
Remaining memory reserve	Number of bytes that are available as reserve.

Settings¶
Memory reserve (in bytes)	Input field for the memory reserve for the selected function block. Specified in bytes Requirement: the application is not located on the controller yet or you have allowed the memory reserve to be changed by clicking the Edit button in the Allow editing area.
Apply for Selection	The Memory reserve (in bytes) is assigned to the function block and the table column Memory Reserve is updated. In multiple selection, the specified value is assigned to each function block. In order to update the columns Size, Number of Instances, Additional Memory for All Instances, and Remaining Size of the Memory Reserve, click Build ‣ Build , and then click the Scan Application button.

Enable Editing¶
Enable	The input field Memory reserve (in bytes) is editable. This button is modified in Editable.

Information¶
Number of FBs	Total number of function blocks in the application
Additional memory for all instances	Sum of the memory reserves of all function block instances of the application. Specified in bytes

See also