cas3++ istap

I made the backup from the old cas3++ ISTAP to another cas3++ ISTAP, I attached the picture of the second cas3++ and CASS3++ISTAP original . I attached the backup of the EEPROM and Flash from the original CAS and from the original DDE, I lost all the keys on the original cas3++. I managed to...

I need help reading ISN from eeprom or full data, (not working with CAS3 V1,3 ) I managed to extract backup from original DDE EDC16C35. EXTEEPROM 8KB and full data 2.5mb. I want to make the car run without errors with original DDE and CAS second. I am an electronics engineer and I don't want to...