SAVE_ALL_NAMED_MEMORY_RETAIN block
Short summary
Name |
SAVE_ALL_NAMED_MEMORY_RETAIN |
→POU type |
|
Category |
|
Conform to →IEC-standard |
not defined in IEC-standard |
Graphical interface |
|
Available since |
version 3.2.2 (for library Standard) |
Functionality
The block saves all named →retentive memory areas to persistent storage.
By default, the appropriate file is saved to the subdirectory PLC of the logi.RTS installation directory. If you prefer that a different directory is used, contact your system integrator and ask to change the configuration of the system service.
Return value
|
Identifier |
Description |
|
Return value: |
– |
USINT |
returns result of saving:
|
Input EN and output ENO are available when →calling
the block. See "Execution control: EN, ENO" for information on input EN and output ENO.
Internal error diagnostic for block
The block checks the following error cases:
The target system is out of memory.
The data type of the variable to which the call has been assigned does not match the data type of the memory area.
The RTSSMem system service has not been loaded.
In such an error case, the output ENO of the block is set to value FALSE (or an equivalent).
Example for usage within ST-editor
Analogous to SAVE_NAMED_MEMORY_RETAIN block .
When creating your application within the ST-editor, enter a call of a block by typing the text as requested by the syntax or use Content Assist.