Translation - Japanese: Traveo MCUの意図しないセキュリティ機能 - KBA213038 - Community Translated (JA)
Security functions, such as device protection, get activated unintentionally. What are the possible causes?
If a reset or power failure occurs when you execute the sector erase on the security marker or TC Flash chip erase, device protection or flash protection may be applied.
During reprogramming of the Flash memory, ensure that a power failure or reset does not occur.