Command 'Settings of Memory Reserve for Online Change'

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.

Table 507: “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.

Table 508: “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.

Table 509: “Enable Editing”
“Enable”	The input field “Memory reserve (in bytes)” is editable. This button is modified in “Editable”.

Table 510: “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

⮫ “Command 'Online Change'”