Commissioning (hardware) 2.5 User memory concept
Startup of SIMOTION D410
The SIMOTION kernel is loaded from the CompactFlash Card to the "volatile data" area during the startup of SIMOTION D410.
Volatile data is lost if you shut down the SIMOTION D410 module after the download. Data loaded from the CompactFlash Card at the next restart:
●The technology packages and user data to the "volatile data" area
●IP and DP parameters to the
Backup of non-volatile data
The "_savePersistentMemoryData" system function is used to save the contents of non- volatile data to the CompactFlash Card. This backup prevents the retain variables and the absolute encoder position from being lost if a component is replaced.
The backup copy is saved to the "PMEMORY.XML" backup file in the "USER/SIMOTION" folder. On system side it is always ensured that a consistent overall image of the
NOTICE
An absolute encoder overflow after "_savePersistentMemoryData" was executed indicates that the restored
D410 | 39 |
Commissioning Manual, 08/2008 Edition |