MMC erase

[Moustafa Elsherief]

Hello guys

Could you please tell me if i do MRST for S7-300 that has MMC from simatic or by cpu switch it will erase programme in Ram only or it will erase MMC programme also?!!

 

[mohamedzobaa]

hello mostafa
i can help you in step 7 programming i have mpi cable with pg all software also some prgrams to mmc

 

[ivo.maenen]

It will erase the RAM but not the MMC. After the reset the program from the MMC is copied to the RAM-memory.

You should also check the 'special things' to think about:

http://support.automation.siemens.c...tandard&viewreg=NL&objid=10805159&treeLang=nl

Normally there should also be a better document on this website but I can not find it at this time.

 

[Moustafa Elsherief]

Thanks alot mr.Mohamed and mr.ivo.maenen I knew that but I read the opposite in another forum. so I asked you experts