Lenze Drive PLC Developer Studio 9300 Servo PLC (V8.x) Manuel d'utilisateur télécharger pdf (Page 105)

9300 Servo PLC

Appendix

3.3 Memories

3−3

9300 Servo PLC EN 5.0

3.3 Memories

The below table gives you an overview of the memories available:

Memory Size Info

ROM

Program memory 384 kbytes Re−written whenever the program is downloaded

Application data memory

(FLASH)

15 segments

à 64 kbytes

For data and motion profiles (cam data).

 Data are preserved even after repeated program downloads or firmware

updates.

 Use the command

Online WReset (original) in the DDS online mode to delete data.

RAM

PLC data memory 10 kbytes Can be symbolically used for FB instances and PLC variables.

Application data memory 2 blocks

à 64 kbytes

Data gets lost after mains disconnection.

E2PROM−buffered memory

Retain memory 160 bytes See subsection 3.3.1

Persistent memory 32 bytes See subsection 3.3.2

Tip!

The LenzeMemDrv.lib function library includes functions for read/write access to the additional

backup memory (application data memory, FLASH) of the PLC.

 Additional information can be found in the Manual for the LenzeMemDrv.lib function library.

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Lenze Drive PLC Developer Studio 9300 Servo PLC (V8.x) Manuel d'utilisateur Page 105