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CESc question

Question asked by kui wu on Dec 6, 2019
Latest reply on Dec 9, 2019 by Jorge Antonio Alcala Vazquez

Dear all,

   1. whether can  i  get the key  value by software ,such as  MASTER_ECU_KEY/BOOT_MAC_KEY/BOOT_MAC, KEY_<n> ,  RAM_KEY?

   2.whether MASTER_ECU_KEY is 128 bits  1 when i  get one new ecu? 

   3. if I update MASTER_ECU_KEY after I get one new ecu, but after long time I forget the  new MASTER_ECU_KEY which last time updated,  at this time how can i update MASTER_ECU_KEY and other key, and how to do it?

   4. whether RAM key  save in NVM? if yes, why after reset, RAM_KEY became empty?  


wish your hep, thanks  very much!!