Resolved! STM32F767: wrong FLASH_OPTCR default value
Posted on February 27, 2017 at 17:11RM0410, rev.2 defines 0xF0FFAAFD as default value for FLASH_OPTCR. Table 3.7.8 has a value of 0xFFFFAAFD. This value does make more sense.Please correct, if not yet already done.